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| author | Matthew Hodgson <matthew@matrix.org> | 2016-03-27 22:54:42 +0100 |
|---|---|---|
| committer | Matthew Hodgson <matthew@matrix.org> | 2016-03-27 22:54:42 +0100 |
| commit | d9d48aad2d58deb5db422a5373a4dac9334a0618 (patch) | |
| tree | 63e51372ca9ace4971403928bd46440ff9e455e2 /synapse | |
| parent | initial WIP of a tentative preview_url endpoint - incomplete, untested, exper... (diff) | |
| parent | typo (diff) | |
| download | synapse-d9d48aad2d58deb5db422a5373a4dac9334a0618.tar.xz | |
Merge branch 'develop' into matthew/preview_urls
Diffstat (limited to 'synapse')
143 files changed, 6913 insertions, 4288 deletions
diff --git a/synapse/__init__.py b/synapse/__init__.py index 8007079136..bc50bec9db 100644 --- a/synapse/__init__.py +++ b/synapse/__init__.py @@ -16,4 +16,4 @@ """ This is a reference implementation of a Matrix home server. """ -__version__ = "0.12.0" +__version__ = "0.13.3" diff --git a/synapse/api/auth.py b/synapse/api/auth.py index b5536e8565..3038df4ab8 100644 --- a/synapse/api/auth.py +++ b/synapse/api/auth.py @@ -24,6 +24,7 @@ from synapse.api.constants import EventTypes, Membership, JoinRules from synapse.api.errors import AuthError, Codes, SynapseError, EventSizeError from synapse.types import Requester, RoomID, UserID, EventID from synapse.util.logutils import log_function +from synapse.util.logcontext import preserve_context_over_fn from unpaddedbase64 import decode_base64 import logging @@ -433,31 +434,46 @@ class Auth(object): if event.user_id != invite_event.user_id: return False - try: - public_key = invite_event.content["public_key"] - if signed["mxid"] != event.state_key: - return False - if signed["token"] != token: - return False - for server, signature_block in signed["signatures"].items(): - for key_name, encoded_signature in signature_block.items(): - if not key_name.startswith("ed25519:"): - return False - verify_key = decode_verify_key_bytes( - key_name, - decode_base64(public_key) - ) - verify_signed_json(signed, server, verify_key) - # We got the public key from the invite, so we know that the - # correct server signed the signed bundle. - # The caller is responsible for checking that the signing - # server has not revoked that public key. - return True + if signed["mxid"] != event.state_key: return False - except (KeyError, SignatureVerifyException,): + if signed["token"] != token: return False + for public_key_object in self.get_public_keys(invite_event): + public_key = public_key_object["public_key"] + try: + for server, signature_block in signed["signatures"].items(): + for key_name, encoded_signature in signature_block.items(): + if not key_name.startswith("ed25519:"): + continue + verify_key = decode_verify_key_bytes( + key_name, + decode_base64(public_key) + ) + verify_signed_json(signed, server, verify_key) + + # We got the public key from the invite, so we know that the + # correct server signed the signed bundle. + # The caller is responsible for checking that the signing + # server has not revoked that public key. + return True + except (KeyError, SignatureVerifyException,): + continue + return False + + def get_public_keys(self, invite_event): + public_keys = [] + if "public_key" in invite_event.content: + o = { + "public_key": invite_event.content["public_key"], + } + if "key_validity_url" in invite_event.content: + o["key_validity_url"] = invite_event.content["key_validity_url"] + public_keys.append(o) + public_keys.extend(invite_event.content.get("public_keys", [])) + return public_keys + def _get_power_level_event(self, auth_events): key = (EventTypes.PowerLevels, "", ) return auth_events.get(key) @@ -518,7 +534,7 @@ class Auth(object): ) access_token = request.args["access_token"][0] - user_info = yield self._get_user_by_access_token(access_token) + user_info = yield self.get_user_by_access_token(access_token) user = user_info["user"] token_id = user_info["token_id"] is_guest = user_info["is_guest"] @@ -529,7 +545,8 @@ class Auth(object): default=[""] )[0] if user and access_token and ip_addr: - self.store.insert_client_ip( + preserve_context_over_fn( + self.store.insert_client_ip, user=user, access_token=access_token, ip=ip_addr, @@ -574,11 +591,11 @@ class Auth(object): raise AuthError( 403, "Application service has not registered this user" - ) + ) defer.returnValue(user_id) @defer.inlineCallbacks - def _get_user_by_access_token(self, token): + def get_user_by_access_token(self, token): """ Get a registered user's ID. Args: @@ -696,6 +713,7 @@ class Auth(object): def _look_up_user_by_access_token(self, token): ret = yield self.store.get_user_by_access_token(token) if not ret: + logger.warn("Unrecognised access token - not in store: %s" % (token,)) raise AuthError( self.TOKEN_NOT_FOUND_HTTP_STATUS, "Unrecognised access token.", errcode=Codes.UNKNOWN_TOKEN @@ -713,6 +731,7 @@ class Auth(object): token = request.args["access_token"][0] service = yield self.store.get_app_service_by_token(token) if not service: + logger.warn("Unrecognised appservice access token: %s" % (token,)) raise AuthError( self.TOKEN_NOT_FOUND_HTTP_STATUS, "Unrecognised access token.", diff --git a/synapse/api/constants.py b/synapse/api/constants.py index 84cbe710b3..8cf4d6169c 100644 --- a/synapse/api/constants.py +++ b/synapse/api/constants.py @@ -32,7 +32,6 @@ class PresenceState(object): OFFLINE = u"offline" UNAVAILABLE = u"unavailable" ONLINE = u"online" - FREE_FOR_CHAT = u"free_for_chat" class JoinRules(object): diff --git a/synapse/api/filtering.py b/synapse/api/filtering.py index c7f021d1ff..cd699ef27f 100644 --- a/synapse/api/filtering.py +++ b/synapse/api/filtering.py @@ -15,6 +15,8 @@ from synapse.api.errors import SynapseError from synapse.types import UserID, RoomID +import ujson as json + class Filtering(object): @@ -28,14 +30,14 @@ class Filtering(object): return result def add_user_filter(self, user_localpart, user_filter): - self._check_valid_filter(user_filter) + self.check_valid_filter(user_filter) return self.store.add_user_filter(user_localpart, user_filter) # TODO(paul): surely we should probably add a delete_user_filter or # replace_user_filter at some point? There's no REST API specified for # them however - def _check_valid_filter(self, user_filter_json): + def check_valid_filter(self, user_filter_json): """Check if the provided filter is valid. This inspects all definitions contained within the filter. @@ -129,52 +131,58 @@ class Filtering(object): class FilterCollection(object): def __init__(self, filter_json): - self.filter_json = filter_json + self._filter_json = filter_json - room_filter_json = self.filter_json.get("room", {}) + room_filter_json = self._filter_json.get("room", {}) - self.room_filter = Filter({ + self._room_filter = Filter({ k: v for k, v in room_filter_json.items() if k in ("rooms", "not_rooms") }) - self.room_timeline_filter = Filter(room_filter_json.get("timeline", {})) - self.room_state_filter = Filter(room_filter_json.get("state", {})) - self.room_ephemeral_filter = Filter(room_filter_json.get("ephemeral", {})) - self.room_account_data = Filter(room_filter_json.get("account_data", {})) - self.presence_filter = Filter(self.filter_json.get("presence", {})) - self.account_data = Filter(self.filter_json.get("account_data", {})) + self._room_timeline_filter = Filter(room_filter_json.get("timeline", {})) + self._room_state_filter = Filter(room_filter_json.get("state", {})) + self._room_ephemeral_filter = Filter(room_filter_json.get("ephemeral", {})) + self._room_account_data = Filter(room_filter_json.get("account_data", {})) + self._presence_filter = Filter(filter_json.get("presence", {})) + self._account_data = Filter(filter_json.get("account_data", {})) - self.include_leave = self.filter_json.get("room", {}).get( + self.include_leave = filter_json.get("room", {}).get( "include_leave", False ) + def __repr__(self): + return "<FilterCollection %s>" % (json.dumps(self._filter_json),) + + def get_filter_json(self): + return self._filter_json + def timeline_limit(self): - return self.room_timeline_filter.limit() + return self._room_timeline_filter.limit() def presence_limit(self): - return self.presence_filter.limit() + return self._presence_filter.limit() def ephemeral_limit(self): - return self.room_ephemeral_filter.limit() + return self._room_ephemeral_filter.limit() def filter_presence(self, events): - return self.presence_filter.filter(events) + return self._presence_filter.filter(events) def filter_account_data(self, events): - return self.account_data.filter(events) + return self._account_data.filter(events) def filter_room_state(self, events): - return self.room_state_filter.filter(self.room_filter.filter(events)) + return self._room_state_filter.filter(self._room_filter.filter(events)) def filter_room_timeline(self, events): - return self.room_timeline_filter.filter(self.room_filter.filter(events)) + return self._room_timeline_filter.filter(self._room_filter.filter(events)) def filter_room_ephemeral(self, events): - return self.room_ephemeral_filter.filter(self.room_filter.filter(events)) + return self._room_ephemeral_filter.filter(self._room_filter.filter(events)) def filter_room_account_data(self, events): - return self.room_account_data.filter(self.room_filter.filter(events)) + return self._room_account_data.filter(self._room_filter.filter(events)) class Filter(object): @@ -187,18 +195,19 @@ class Filter(object): Returns: bool: True if the event matches """ - if isinstance(event, dict): - return self.check_fields( - event.get("room_id", None), - event.get("sender", None), - event.get("type", None), - ) - else: - return self.check_fields( - getattr(event, "room_id", None), - getattr(event, "sender", None), - event.type, - ) + sender = event.get("sender", None) + if not sender: + # Presence events have their 'sender' in content.user_id + content = event.get("content") + # account_data has been allowed to have non-dict content, so check type first + if isinstance(content, dict): + sender = content.get("user_id") + + return self.check_fields( + event.get("room_id", None), + sender, + event.get("type", None), + ) def check_fields(self, room_id, sender, event_type): """Checks whether the filter matches the given event fields. @@ -258,3 +267,6 @@ def _matches_wildcard(actual_value, filter_value): return actual_value.startswith(type_prefix) else: return actual_value == filter_value + + +DEFAULT_FILTER_COLLECTION = FilterCollection({}) diff --git a/synapse/api/urls.py b/synapse/api/urls.py index 19824f9a02..0fd9b7f244 100644 --- a/synapse/api/urls.py +++ b/synapse/api/urls.py @@ -23,5 +23,6 @@ WEB_CLIENT_PREFIX = "/_matrix/client" CONTENT_REPO_PREFIX = "/_matrix/content" SERVER_KEY_PREFIX = "/_matrix/key/v1" SERVER_KEY_V2_PREFIX = "/_matrix/key/v2" -MEDIA_PREFIX = "/_matrix/media/v1" +MEDIA_PREFIX = "/_matrix/media/r0" +LEGACY_MEDIA_PREFIX = "/_matrix/media/v1" APP_SERVICE_PREFIX = "/_matrix/appservice/v1" diff --git a/synapse/app/__init__.py b/synapse/app/__init__.py index bfebb0f644..1bc4279807 100644 --- a/synapse/app/__init__.py +++ b/synapse/app/__init__.py @@ -12,3 +12,22 @@ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. + +import sys +sys.dont_write_bytecode = True + +from synapse.python_dependencies import ( + check_requirements, MissingRequirementError +) # NOQA + +try: + check_requirements() +except MissingRequirementError as e: + message = "\n".join([ + "Missing Requirement: %s" % (e.message,), + "To install run:", + " pip install --upgrade --force \"%s\"" % (e.dependency,), + "", + ]) + sys.stderr.writelines(message) + sys.exit(1) diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py index 6928d9d3e4..fcdc8e6e10 100755 --- a/synapse/app/homeserver.py +++ b/synapse/app/homeserver.py @@ -14,27 +14,23 @@ # See the License for the specific language governing permissions and # limitations under the License. +import synapse + +import contextlib +import logging +import os +import re +import resource +import subprocess import sys -from synapse.rest import ClientRestResource +import time +from synapse.config._base import ConfigError -sys.dont_write_bytecode = True from synapse.python_dependencies import ( - check_requirements, DEPENDENCY_LINKS, MissingRequirementError + check_requirements, DEPENDENCY_LINKS ) -if __name__ == '__main__': - try: - check_requirements() - except MissingRequirementError as e: - message = "\n".join([ - "Missing Requirement: %s" % (e.message,), - "To install run:", - " pip install --upgrade --force \"%s\"" % (e.dependency,), - "", - ]) - sys.stderr.writelines(message) - sys.exit(1) - +from synapse.rest import ClientRestResource from synapse.storage.engines import create_engine, IncorrectDatabaseSetup from synapse.storage import are_all_users_on_domain from synapse.storage.prepare_database import UpgradeDatabaseException @@ -50,41 +46,30 @@ from twisted.cred import checkers, portal from twisted.internet import reactor, task, defer from twisted.application import service -from twisted.enterprise import adbapi from twisted.web.resource import Resource, EncodingResourceWrapper from twisted.web.static import File from twisted.web.server import Site, GzipEncoderFactory, Request -from synapse.http.server import JsonResource, RootRedirect +from synapse.http.server import RootRedirect from synapse.rest.media.v0.content_repository import ContentRepoResource from synapse.rest.media.v1.media_repository import MediaRepositoryResource from synapse.rest.key.v1.server_key_resource import LocalKey from synapse.rest.key.v2 import KeyApiV2Resource -from synapse.http.matrixfederationclient import MatrixFederationHttpClient from synapse.api.urls import ( FEDERATION_PREFIX, WEB_CLIENT_PREFIX, CONTENT_REPO_PREFIX, - SERVER_KEY_PREFIX, MEDIA_PREFIX, STATIC_PREFIX, + SERVER_KEY_PREFIX, LEGACY_MEDIA_PREFIX, MEDIA_PREFIX, STATIC_PREFIX, SERVER_KEY_V2_PREFIX, ) from synapse.config.homeserver import HomeServerConfig from synapse.crypto import context_factory from synapse.util.logcontext import LoggingContext from synapse.metrics.resource import MetricsResource, METRICS_PREFIX +from synapse.replication.resource import ReplicationResource, REPLICATION_PREFIX +from synapse.federation.transport.server import TransportLayerServer from synapse import events from daemonize import Daemonize -import synapse - -import contextlib -import logging -import os -import re -import resource -import subprocess -import time - - logger = logging.getLogger("synapse.app.homeserver") @@ -95,80 +80,37 @@ def gz_wrap(r): return EncodingResourceWrapper(r, [GzipEncoderFactory()]) -class SynapseHomeServer(HomeServer): - - def build_http_client(self): - return MatrixFederationHttpClient(self) - - def build_client_resource(self): - return ClientRestResource(self) - - def build_resource_for_federation(self): - return JsonResource(self) - - def build_resource_for_web_client(self): - webclient_path = self.get_config().web_client_location - if not webclient_path: - try: - import syweb - except ImportError: - quit_with_error( - "Could not find a webclient.\n\n" - "Please either install the matrix-angular-sdk or configure\n" - "the location of the source to serve via the configuration\n" - "option `web_client_location`\n\n" - "To install the `matrix-angular-sdk` via pip, run:\n\n" - " pip install '%(dep)s'\n" - "\n" - "You can also disable hosting of the webclient via the\n" - "configuration option `web_client`\n" - % {"dep": DEPENDENCY_LINKS["matrix-angular-sdk"]} - ) - syweb_path = os.path.dirname(syweb.__file__) - webclient_path = os.path.join(syweb_path, "webclient") - # GZip is disabled here due to - # https://twistedmatrix.com/trac/ticket/7678 - # (It can stay enabled for the API resources: they call - # write() with the whole body and then finish() straight - # after and so do not trigger the bug. - # GzipFile was removed in commit 184ba09 - # return GzipFile(webclient_path) # TODO configurable? - return File(webclient_path) # TODO configurable? - - def build_resource_for_static_content(self): - # This is old and should go away: not going to bother adding gzip - return File( - os.path.join(os.path.dirname(synapse.__file__), "static") - ) - - def build_resource_for_content_repo(self): - return ContentRepoResource( - self, self.config.uploads_path, self.auth, self.content_addr - ) - - def build_resource_for_media_repository(self): - return MediaRepositoryResource(self) - - def build_resource_for_server_key(self): - return LocalKey(self) - - def build_resource_for_server_key_v2(self): - return KeyApiV2Resource(self) - - def build_resource_for_metrics(self): - if self.get_config().enable_metrics: - return MetricsResource(self) - else: - return None - - def build_db_pool(self): - name = self.db_config["name"] +def build_resource_for_web_client(hs): + webclient_path = hs.get_config().web_client_location + if not webclient_path: + try: + import syweb + except ImportError: + quit_with_error( + "Could not find a webclient.\n\n" + "Please either install the matrix-angular-sdk or configure\n" + "the location of the source to serve via the configuration\n" + "option `web_client_location`\n\n" + "To install the `matrix-angular-sdk` via pip, run:\n\n" + " pip install '%(dep)s'\n" + "\n" + "You can also disable hosting of the webclient via the\n" + "configuration option `web_client`\n" + % {"dep": DEPENDENCY_LINKS["matrix-angular-sdk"]} + ) + syweb_path = os.path.dirname(syweb.__file__) + webclient_path = os.path.join(syweb_path, "webclient") + # GZip is disabled here due to + # https://twistedmatrix.com/trac/ticket/7678 + # (It can stay enabled for the API resources: they call + # write() with the whole body and then finish() straight + # after and so do not trigger the bug. + # GzipFile was removed in commit 184ba09 + # return GzipFile(webclient_path) # TODO configurable? + return File(webclient_path) # TODO configurable? - return adbapi.ConnectionPool( - name, - **self.db_config.get("args", {}) - ) +class SynapseHomeServer(HomeServer): def _listener_http(self, config, listener_config): port = listener_config["port"] bind_address = listener_config.get("bind_address", "") @@ -178,13 +120,11 @@ class SynapseHomeServer(HomeServer): if tls and config.no_tls: return - metrics_resource = self.get_resource_for_metrics() - resources = {} for res in listener_config["resources"]: for name in res["names"]: if name == "client": - client_resource = self.get_client_resource() + client_resource = ClientRestResource(self) if res["compress"]: client_resource = gz_wrap(client_resource) @@ -198,31 +138,40 @@ class SynapseHomeServer(HomeServer): if name == "federation": resources.update({ - FEDERATION_PREFIX: self.get_resource_for_federation(), + FEDERATION_PREFIX: TransportLayerServer(self), }) if name in ["static", "client"]: resources.update({ - STATIC_PREFIX: self.get_resource_for_static_content(), + STATIC_PREFIX: File( + os.path.join(os.path.dirname(synapse.__file__), "static") + ), }) if name in ["media", "federation", "client"]: + media_repo = MediaRepositoryResource(self) resources.update({ - MEDIA_PREFIX: self.get_resource_for_media_repository(), - CONTENT_REPO_PREFIX: self.get_resource_for_content_repo(), + MEDIA_PREFIX: media_repo, + LEGACY_MEDIA_PREFIX: media_repo, + CONTENT_REPO_PREFIX: ContentRepoResource( + self, self.config.uploads_path, self.auth, self.content_addr + ), }) if name in ["keys", "federation"]: resources.update({ - SERVER_KEY_PREFIX: self.get_resource_for_server_key(), - SERVER_KEY_V2_PREFIX: self.get_resource_for_server_key_v2(), + SERVER_KEY_PREFIX: LocalKey(self), + SERVER_KEY_V2_PREFIX: KeyApiV2Resource(self), }) if name == "webclient": - resources[WEB_CLIENT_PREFIX] = self.get_resource_for_web_client() + resources[WEB_CLIENT_PREFIX] = build_resource_for_web_client(self) + + if name == "metrics" and self.get_config().enable_metrics: + resources[METRICS_PREFIX] = MetricsResource(self) - if name == "metrics" and metrics_resource: - resources[METRICS_PREFIX] = metrics_resource + if name == "replication": + resources[REPLICATION_PREFIX] = ReplicationResource(self) root_resource = create_resource_tree(resources) if tls: @@ -296,6 +245,18 @@ class SynapseHomeServer(HomeServer): except IncorrectDatabaseSetup as e: quit_with_error(e.message) + def get_db_conn(self): + # Any param beginning with cp_ is a parameter for adbapi, and should + # not be passed to the database engine. + db_params = { + k: v for k, v in self.db_config.get("args", {}).items() + if not k.startswith("cp_") + } + db_conn = self.database_engine.module.connect(**db_params) + + self.database_engine.on_new_connection(db_conn) + return db_conn + def quit_with_error(error_string): message_lines = error_string.split("\n") @@ -396,11 +357,20 @@ def setup(config_options): Returns: HomeServer """ - config = HomeServerConfig.load_config( - "Synapse Homeserver", - config_options, - generate_section="Homeserver" - ) + try: + config = HomeServerConfig.load_config( + "Synapse Homeserver", + config_options, + generate_section="Homeserver" + ) + except ConfigError as e: + sys.stderr.write("\n" + e.message + "\n") + sys.exit(1) + + if not config: + # If a config isn't returned, and an exception isn't raised, we're just + # generating config files and shouldn't try to continue. + sys.exit(0) config.setup_logging() @@ -416,7 +386,7 @@ def setup(config_options): tls_server_context_factory = context_factory.ServerContextFactory(config) - database_engine = create_engine(config.database_config["name"]) + database_engine = create_engine(config) config.database_config["args"]["cp_openfun"] = database_engine.on_new_connection hs = SynapseHomeServer( @@ -432,13 +402,7 @@ def setup(config_options): logger.info("Preparing database: %s...", config.database_config['name']) try: - db_conn = database_engine.module.connect( - **{ - k: v for k, v in config.database_config.get("args", {}).items() - if not k.startswith("cp_") - } - ) - + db_conn = hs.get_db_conn() database_engine.prepare_database(db_conn) hs.run_startup_checks(db_conn, database_engine) @@ -453,13 +417,17 @@ def setup(config_options): logger.info("Database prepared in %s.", config.database_config['name']) + hs.setup() hs.start_listening() - hs.get_pusherpool().start() - hs.get_state_handler().start_caching() - hs.get_datastore().start_profiling() - hs.get_datastore().start_doing_background_updates() - hs.get_replication_layer().start_get_pdu_cache() + def start(): + hs.get_pusherpool().start() + hs.get_state_handler().start_caching() + hs.get_datastore().start_profiling() + hs.get_datastore().start_doing_background_updates() + hs.get_replication_layer().start_get_pdu_cache() + + reactor.callWhenRunning(start) return hs @@ -675,7 +643,7 @@ def _resource_id(resource, path_seg): the mapping should looks like _resource_id(A,C) = B. Args: - resource (Resource): The *parent* Resource + resource (Resource): The *parent* Resourceb path_seg (str): The name of the child Resource to be attached. Returns: str: A unique string which can be a key to the child Resource. @@ -722,8 +690,8 @@ def run(hs): stats["uptime_seconds"] = uptime stats["total_users"] = yield hs.get_datastore().count_all_users() - all_rooms = yield hs.get_datastore().get_rooms(False) - stats["total_room_count"] = len(all_rooms) + room_count = yield hs.get_datastore().get_room_count() + stats["total_room_count"] = room_count stats["daily_active_users"] = yield hs.get_datastore().count_daily_users() daily_messages = yield hs.get_datastore().count_daily_messages() @@ -745,6 +713,8 @@ def run(hs): phone_home_task.start(60 * 60 * 24, now=False) def in_thread(): + # Uncomment to enable tracing of log context changes. + # sys.settrace(logcontext_tracer) with LoggingContext("run"): change_resource_limit(hs.config.soft_file_limit) reactor.run() @@ -752,7 +722,7 @@ def run(hs): if hs.config.daemonize: if hs.config.print_pidfile: - print hs.config.pid_file + print (hs.config.pid_file) daemon = Daemonize( app="synapse-homeserver", diff --git a/synapse/app/synctl.py b/synapse/app/synctl.py index 9249e36d82..ab3a31d7b7 100755 --- a/synapse/app/synctl.py +++ b/synapse/app/synctl.py @@ -29,13 +29,13 @@ NORMAL = "\x1b[m" def start(configfile): - print "Starting ...", + print ("Starting ...") args = SYNAPSE args.extend(["--daemonize", "-c", configfile]) try: subprocess.check_call(args) - print GREEN + "started" + NORMAL + print (GREEN + "started" + NORMAL) except subprocess.CalledProcessError as e: print ( RED + @@ -48,7 +48,7 @@ def stop(pidfile): if os.path.exists(pidfile): pid = int(open(pidfile).read()) os.kill(pid, signal.SIGTERM) - print GREEN + "stopped" + NORMAL + print (GREEN + "stopped" + NORMAL) def main(): diff --git a/synapse/appservice/api.py b/synapse/appservice/api.py index e1c07028e8..bc90605324 100644 --- a/synapse/appservice/api.py +++ b/synapse/appservice/api.py @@ -29,7 +29,7 @@ class ApplicationServiceApi(SimpleHttpClient): pushing. """ - def __init__(self, hs): + def __init__(self, hs): super(ApplicationServiceApi, self).__init__(hs) self.clock = hs.get_clock() diff --git a/synapse/config/__main__.py b/synapse/config/__main__.py index ea9e7907a6..58c97a70af 100644 --- a/synapse/config/__main__.py +++ b/synapse/config/__main__.py @@ -12,6 +12,7 @@ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. +from synapse.config._base import ConfigError if __name__ == "__main__": import sys @@ -21,9 +22,13 @@ if __name__ == "__main__": if action == "read": key = sys.argv[2] - config = HomeServerConfig.load_config("", sys.argv[3:]) + try: + config = HomeServerConfig.load_config("", sys.argv[3:]) + except ConfigError as e: + sys.stderr.write("\n" + e.message + "\n") + sys.exit(1) - print getattr(config, key) + print (getattr(config, key)) sys.exit(0) else: sys.stderr.write("Unknown command %r\n" % (action,)) diff --git a/synapse/config/_base.py b/synapse/config/_base.py index a9304a11ba..7449f36491 100644 --- a/synapse/config/_base.py +++ b/synapse/config/_base.py @@ -17,7 +17,6 @@ import argparse import errno import os import yaml -import sys from textwrap import dedent @@ -105,7 +104,7 @@ class Config(object): dir_path = cls.abspath(dir_path) try: os.makedirs(dir_path) - except OSError, e: + except OSError as e: if e.errno != errno.EEXIST: raise if not os.path.isdir(dir_path): @@ -136,13 +135,20 @@ class Config(object): results.append(getattr(cls, name)(self, *args, **kargs)) return results - def generate_config(self, config_dir_path, server_name, report_stats=None): + def generate_config( + self, + config_dir_path, + server_name, + is_generating_file, + report_stats=None, + ): default_config = "# vim:ft=yaml\n" default_config += "\n\n".join(dedent(conf) for conf in self.invoke_all( "default_config", config_dir_path=config_dir_path, server_name=server_name, + is_generating_file=is_generating_file, report_stats=report_stats, )) @@ -244,8 +250,10 @@ class Config(object): server_name = config_args.server_name if not server_name: - print "Must specify a server_name to a generate config for." - sys.exit(1) + raise ConfigError( + "Must specify a server_name to a generate config for." + " Pass -H server.name." + ) if not os.path.exists(config_dir_path): os.makedirs(config_dir_path) with open(config_path, "wb") as config_file: @@ -253,6 +261,7 @@ class Config(object): config_dir_path=config_dir_path, server_name=server_name, report_stats=(config_args.report_stats == "yes"), + is_generating_file=True ) obj.invoke_all("generate_files", config) config_file.write(config_bytes) @@ -266,7 +275,7 @@ class Config(object): "If this server name is incorrect, you will need to" " regenerate the SSL certificates" ) - sys.exit(0) + return else: print ( "Config file %r already exists. Generating any missing key" @@ -302,25 +311,25 @@ class Config(object): specified_config.update(yaml_config) if "server_name" not in specified_config: - sys.stderr.write("\n" + MISSING_SERVER_NAME + "\n") - sys.exit(1) + raise ConfigError(MISSING_SERVER_NAME) server_name = specified_config["server_name"] _, config = obj.generate_config( config_dir_path=config_dir_path, - server_name=server_name + server_name=server_name, + is_generating_file=False, ) config.pop("log_config") config.update(specified_config) if "report_stats" not in config: - sys.stderr.write( - "\n" + MISSING_REPORT_STATS_CONFIG_INSTRUCTIONS + "\n" + - MISSING_REPORT_STATS_SPIEL + "\n") - sys.exit(1) + raise ConfigError( + MISSING_REPORT_STATS_CONFIG_INSTRUCTIONS + "\n" + + MISSING_REPORT_STATS_SPIEL + ) if generate_keys: obj.invoke_all("generate_files", config) - sys.exit(0) + return obj.invoke_all("read_config", config) diff --git a/synapse/config/api.py b/synapse/config/api.py new file mode 100644 index 0000000000..20ba33226a --- /dev/null +++ b/synapse/config/api.py @@ -0,0 +1,40 @@ +# Copyright 2015, 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +from ._base import Config + +from synapse.api.constants import EventTypes + + +class ApiConfig(Config): + + def read_config(self, config): + self.room_invite_state_types = config.get("room_invite_state_types", [ + EventTypes.JoinRules, + EventTypes.CanonicalAlias, + EventTypes.RoomAvatar, + EventTypes.Name, + ]) + + def default_config(cls, **kwargs): + return """\ + ## API Configuration ## + + # A list of event types that will be included in the room_invite_state + room_invite_state_types: + - "{JoinRules}" + - "{CanonicalAlias}" + - "{RoomAvatar}" + - "{Name}" + """.format(**vars(EventTypes)) diff --git a/synapse/config/homeserver.py b/synapse/config/homeserver.py index 3c333b4172..a08c170f1d 100644 --- a/synapse/config/homeserver.py +++ b/synapse/config/homeserver.py @@ -23,6 +23,7 @@ from .captcha import CaptchaConfig from .voip import VoipConfig from .registration import RegistrationConfig from .metrics import MetricsConfig +from .api import ApiConfig from .appservice import AppServiceConfig from .key import KeyConfig from .saml2 import SAML2Config @@ -32,7 +33,7 @@ from .password import PasswordConfig class HomeServerConfig(TlsConfig, ServerConfig, DatabaseConfig, LoggingConfig, RatelimitConfig, ContentRepositoryConfig, CaptchaConfig, - VoipConfig, RegistrationConfig, MetricsConfig, + VoipConfig, RegistrationConfig, MetricsConfig, ApiConfig, AppServiceConfig, KeyConfig, SAML2Config, CasConfig, PasswordConfig,): pass diff --git a/synapse/config/key.py b/synapse/config/key.py index ac90cd3fc1..a072aec714 100644 --- a/synapse/config/key.py +++ b/synapse/config/key.py @@ -22,8 +22,14 @@ from signedjson.key import ( read_signing_keys, write_signing_keys, NACL_ED25519 ) from unpaddedbase64 import decode_base64 +from synapse.util.stringutils import random_string_with_symbols import os +import hashlib +import logging + + +logger = logging.getLogger(__name__) class KeyConfig(Config): @@ -40,9 +46,29 @@ class KeyConfig(Config): config["perspectives"] ) - def default_config(self, config_dir_path, server_name, **kwargs): + self.macaroon_secret_key = config.get( + "macaroon_secret_key", self.registration_shared_secret + ) + + if not self.macaroon_secret_key: + # Unfortunately, there are people out there that don't have this + # set. Lets just be "nice" and derive one from their secret key. + logger.warn("Config is missing missing macaroon_secret_key") + seed = self.signing_key[0].seed + self.macaroon_secret_key = hashlib.sha256(seed) + + def default_config(self, config_dir_path, server_name, is_generating_file=False, + **kwargs): base_key_name = os.path.join(config_dir_path, server_name) + + if is_generating_file: + macaroon_secret_key = random_string_with_symbols(50) + else: + macaroon_secret_key = None + return """\ + macaroon_secret_key: "%(macaroon_secret_key)s" + ## Signing Keys ## # Path to the signing key to sign messages with diff --git a/synapse/config/registration.py b/synapse/config/registration.py index d3f4b9d543..87e500c97a 100644 --- a/synapse/config/registration.py +++ b/synapse/config/registration.py @@ -23,22 +23,27 @@ from distutils.util import strtobool class RegistrationConfig(Config): def read_config(self, config): - self.disable_registration = not bool( + self.enable_registration = bool( strtobool(str(config["enable_registration"])) ) if "disable_registration" in config: - self.disable_registration = bool( + self.enable_registration = not bool( strtobool(str(config["disable_registration"])) ) self.registration_shared_secret = config.get("registration_shared_secret") - self.macaroon_secret_key = config.get("macaroon_secret_key") + self.bcrypt_rounds = config.get("bcrypt_rounds", 12) + self.trusted_third_party_id_servers = config["trusted_third_party_id_servers"] self.allow_guest_access = config.get("allow_guest_access", False) + self.invite_3pid_guest = ( + self.allow_guest_access and config.get("invite_3pid_guest", False) + ) + def default_config(self, **kwargs): registration_shared_secret = random_string_with_symbols(50) - macaroon_secret_key = random_string_with_symbols(50) + return """\ ## Registration ## @@ -49,8 +54,6 @@ class RegistrationConfig(Config): # secret, even if registration is otherwise disabled. registration_shared_secret: "%(registration_shared_secret)s" - macaroon_secret_key: "%(macaroon_secret_key)s" - # Set the number of bcrypt rounds used to generate password hash. # Larger numbers increase the work factor needed to generate the hash. # The default number of rounds is 12. @@ -60,6 +63,12 @@ class RegistrationConfig(Config): # participate in rooms hosted on this server which have been made # accessible to anonymous users. allow_guest_access: False + + # The list of identity servers trusted to verify third party + # identifiers by this server. + trusted_third_party_id_servers: + - matrix.org + - vector.im """ % locals() def add_arguments(self, parser): @@ -71,6 +80,6 @@ class RegistrationConfig(Config): def read_arguments(self, args): if args.enable_registration is not None: - self.disable_registration = not bool( + self.enable_registration = bool( strtobool(str(args.enable_registration)) ) diff --git a/synapse/config/repository.py b/synapse/config/repository.py index 33fff5616d..f4ab705701 100644 --- a/synapse/config/repository.py +++ b/synapse/config/repository.py @@ -101,4 +101,7 @@ class ContentRepositoryConfig(Config): - width: 640 height: 480 method: scale + - width: 800 + height: 600 + method: scale """ % locals() diff --git a/synapse/crypto/keyclient.py b/synapse/crypto/keyclient.py index 784d02f122..54b83da9d8 100644 --- a/synapse/crypto/keyclient.py +++ b/synapse/crypto/keyclient.py @@ -36,6 +36,7 @@ def fetch_server_key(server_name, ssl_context_factory, path=KEY_API_V1): factory = SynapseKeyClientFactory() factory.path = path + factory.host = server_name endpoint = matrix_federation_endpoint( reactor, server_name, ssl_context_factory, timeout=30 ) @@ -81,6 +82,8 @@ class SynapseKeyClientProtocol(HTTPClient): self.host = self.transport.getHost() logger.debug("Connected to %s", self.host) self.sendCommand(b"GET", self.path) + if self.host: + self.sendHeader(b"Host", self.host) self.endHeaders() self.timer = reactor.callLater( self.timeout, diff --git a/synapse/crypto/keyring.py b/synapse/crypto/keyring.py index cddec0b2bc..d08ee0aa91 100644 --- a/synapse/crypto/keyring.py +++ b/synapse/crypto/keyring.py @@ -18,6 +18,10 @@ from synapse.api.errors import SynapseError, Codes from synapse.util.retryutils import get_retry_limiter from synapse.util import unwrapFirstError from synapse.util.async import ObservableDeferred +from synapse.util.logcontext import ( + preserve_context_over_deferred, preserve_context_over_fn, PreserveLoggingContext, + preserve_fn +) from twisted.internet import defer @@ -142,40 +146,43 @@ class Keyring(object): for server_name, _ in server_and_json } - # We want to wait for any previous lookups to complete before - # proceeding. - wait_on_deferred = self.wait_for_previous_lookups( - [server_name for server_name, _ in server_and_json], - server_to_deferred, - ) + with PreserveLoggingContext(): - # Actually start fetching keys. - wait_on_deferred.addBoth( - lambda _: self.get_server_verify_keys(group_id_to_group, deferreds) - ) + # We want to wait for any previous lookups to complete before + # proceeding. + wait_on_deferred = self.wait_for_previous_lookups( + [server_name for server_name, _ in server_and_json], + server_to_deferred, + ) - # When we've finished fetching all the keys for a given server_name, - # resolve the deferred passed to `wait_for_previous_lookups` so that - # any lookups waiting will proceed. - server_to_gids = {} + # Actually start fetching keys. + wait_on_deferred.addBoth( + lambda _: self.get_server_verify_keys(group_id_to_group, deferreds) + ) + + # When we've finished fetching all the keys for a given server_name, + # resolve the deferred passed to `wait_for_previous_lookups` so that + # any lookups waiting will proceed. + server_to_gids = {} - def remove_deferreds(res, server_name, group_id): - server_to_gids[server_name].discard(group_id) - if not server_to_gids[server_name]: - d = server_to_deferred.pop(server_name, None) - if d: - d.callback(None) - return res + def remove_deferreds(res, server_name, group_id): + server_to_gids[server_name].discard(group_id) + if not server_to_gids[server_name]: + d = server_to_deferred.pop(server_name, None) + if d: + d.callback(None) + return res - for g_id, deferred in deferreds.items(): - server_name = group_id_to_group[g_id].server_name - server_to_gids.setdefault(server_name, set()).add(g_id) - deferred.addBoth(remove_deferreds, server_name, g_id) + for g_id, deferred in deferreds.items(): + server_name = group_id_to_group[g_id].server_name + server_to_gids.setdefault(server_name, set()).add(g_id) + deferred.addBoth(remove_deferreds, server_name, g_id) # Pass those keys to handle_key_deferred so that the json object # signatures can be verified return [ - handle_key_deferred( + preserve_context_over_fn( + handle_key_deferred, group_id_to_group[g_id], deferreds[g_id], ) @@ -198,12 +205,13 @@ class Keyring(object): if server_name in self.key_downloads ] if wait_on: - yield defer.DeferredList(wait_on) + with PreserveLoggingContext(): + yield defer.DeferredList(wait_on) else: break for server_name, deferred in server_to_deferred.items(): - d = ObservableDeferred(deferred) + d = ObservableDeferred(preserve_context_over_deferred(deferred)) self.key_downloads[server_name] = d def rm(r, server_name): @@ -244,12 +252,13 @@ class Keyring(object): for group in group_id_to_group.values(): for key_id in group.key_ids: if key_id in merged_results[group.server_name]: - group_id_to_deferred[group.group_id].callback(( - group.group_id, - group.server_name, - key_id, - merged_results[group.server_name][key_id], - )) + with PreserveLoggingContext(): + group_id_to_deferred[group.group_id].callback(( + group.group_id, + group.server_name, + key_id, + merged_results[group.server_name][key_id], + )) break else: missing_groups.setdefault( @@ -504,7 +513,7 @@ class Keyring(object): yield defer.gatherResults( [ - self.store_keys( + preserve_fn(self.store_keys)( server_name=key_server_name, from_server=server_name, verify_keys=verify_keys, @@ -573,7 +582,7 @@ class Keyring(object): yield defer.gatherResults( [ - self.store.store_server_keys_json( + preserve_fn(self.store.store_server_keys_json)( server_name=server_name, key_id=key_id, from_server=server_name, @@ -675,7 +684,7 @@ class Keyring(object): # TODO(markjh): Store whether the keys have expired. yield defer.gatherResults( [ - self.store.store_server_verify_key( + preserve_fn(self.store.store_server_verify_key)( server_name, server_name, key.time_added, key ) for key_id, key in verify_keys.items() diff --git a/synapse/events/__init__.py b/synapse/events/__init__.py index bbfa5a7265..abed6b5e6b 100644 --- a/synapse/events/__init__.py +++ b/synapse/events/__init__.py @@ -168,5 +168,7 @@ class FrozenEvent(EventBase): def __repr__(self): return "<FrozenEvent event_id='%s', type='%s', state_key='%s'>" % ( - self.event_id, self.type, self.get("state_key", None), + self.get("event_id", None), + self.get("type", None), + self.get("state_key", None), ) diff --git a/synapse/events/snapshot.py b/synapse/events/snapshot.py index f51200d18e..8a475417a6 100644 --- a/synapse/events/snapshot.py +++ b/synapse/events/snapshot.py @@ -20,3 +20,4 @@ class EventContext(object): self.current_state = current_state self.state_group = None self.rejected = False + self.push_actions = [] diff --git a/synapse/federation/__init__.py b/synapse/federation/__init__.py index 0bfb79d09f..979fdf2431 100644 --- a/synapse/federation/__init__.py +++ b/synapse/federation/__init__.py @@ -17,15 +17,10 @@ """ from .replication import ReplicationLayer -from .transport import TransportLayer +from .transport.client import TransportLayerClient def initialize_http_replication(homeserver): - transport = TransportLayer( - homeserver, - homeserver.hostname, - server=homeserver.get_resource_for_federation(), - client=homeserver.get_http_client() - ) + transport = TransportLayerClient(homeserver) return ReplicationLayer(homeserver, transport) diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py index c6259f9dc8..83c1f46586 100644 --- a/synapse/federation/federation_client.py +++ b/synapse/federation/federation_client.py @@ -57,7 +57,7 @@ class FederationClient(FederationBase): cache_name="get_pdu_cache", clock=self._clock, max_len=1000, - expiry_ms=120*1000, + expiry_ms=120 * 1000, reset_expiry_on_get=False, ) @@ -114,7 +114,7 @@ class FederationClient(FederationBase): @log_function def make_query(self, destination, query_type, args, - retry_on_dns_fail=True): + retry_on_dns_fail=False): """Sends a federation Query to a remote homeserver of the given type and arguments. diff --git a/synapse/federation/federation_server.py b/synapse/federation/federation_server.py index a97aa0c94a..76820b924b 100644 --- a/synapse/federation/federation_server.py +++ b/synapse/federation/federation_server.py @@ -126,10 +126,8 @@ class FederationServer(FederationBase): results = [] for pdu in pdu_list: - d = self._handle_new_pdu(transaction.origin, pdu) - try: - yield d + yield self._handle_new_pdu(transaction.origin, pdu) results.append({}) except FederationError as e: self.send_failure(e, transaction.origin) @@ -139,8 +137,8 @@ class FederationServer(FederationBase): logger.exception("Failed to handle PDU") if hasattr(transaction, "edus"): - for edu in [Edu(**x) for x in transaction.edus]: - self.received_edu( + for edu in (Edu(**x) for x in transaction.edus): + yield self.received_edu( transaction.origin, edu.edu_type, edu.content @@ -163,11 +161,17 @@ class FederationServer(FederationBase): ) defer.returnValue((200, response)) + @defer.inlineCallbacks def received_edu(self, origin, edu_type, content): received_edus_counter.inc() if edu_type in self.edu_handlers: - self.edu_handlers[edu_type](origin, content) + try: + yield self.edu_handlers[edu_type](origin, content) + except SynapseError as e: + logger.info("Failed to handle edu %r: %r", edu_type, e) + except Exception as e: + logger.exception("Failed to handle edu %r", edu_type, e) else: logger.warn("Received EDU of type %s with no handler", edu_type) @@ -545,8 +549,19 @@ class FederationServer(FederationBase): return event @defer.inlineCallbacks - def exchange_third_party_invite(self, invite): - ret = yield self.handler.exchange_third_party_invite(invite) + def exchange_third_party_invite( + self, + sender_user_id, + target_user_id, + room_id, + signed, + ): + ret = yield self.handler.exchange_third_party_invite( + sender_user_id, + target_user_id, + room_id, + signed, + ) defer.returnValue(ret) @defer.inlineCallbacks diff --git a/synapse/federation/replication.py b/synapse/federation/replication.py index 6e0be8ef15..3e062a5eab 100644 --- a/synapse/federation/replication.py +++ b/synapse/federation/replication.py @@ -54,8 +54,6 @@ class ReplicationLayer(FederationClient, FederationServer): self.keyring = hs.get_keyring() self.transport_layer = transport_layer - self.transport_layer.register_received_handler(self) - self.transport_layer.register_request_handler(self) self.federation_client = self diff --git a/synapse/federation/transaction_queue.py b/synapse/federation/transaction_queue.py index 622adad3ae..1928da03b3 100644 --- a/synapse/federation/transaction_queue.py +++ b/synapse/federation/transaction_queue.py @@ -103,7 +103,6 @@ class TransactionQueue(object): else: return not destination.startswith("localhost") - @defer.inlineCallbacks def enqueue_pdu(self, pdu, destinations, order): # We loop through all destinations to see whether we already have # a transaction in progress. If we do, stick it in the pending_pdus @@ -141,8 +140,6 @@ class TransactionQueue(object): deferreds.append(deferred) - yield defer.DeferredList(deferreds, consumeErrors=True) - # NO inlineCallbacks def enqueue_edu(self, edu): destination = edu.destination diff --git a/synapse/federation/transport/__init__.py b/synapse/federation/transport/__init__.py index 155a7d5870..d9fcc520a0 100644 --- a/synapse/federation/transport/__init__.py +++ b/synapse/federation/transport/__init__.py @@ -20,55 +20,3 @@ By default this is done over HTTPS (and all home servers are required to support HTTPS), however individual pairings of servers may decide to communicate over a different (albeit still reliable) protocol. """ - -from .server import TransportLayerServer -from .client import TransportLayerClient - -from synapse.util.ratelimitutils import FederationRateLimiter - - -class TransportLayer(TransportLayerServer, TransportLayerClient): - """This is a basic implementation of the transport layer that translates - transactions and other requests to/from HTTP. - - Attributes: - server_name (str): Local home server host - - server (synapse.http.server.HttpServer): the http server to - register listeners on - - client (synapse.http.client.HttpClient): the http client used to - send requests - - request_handler (TransportRequestHandler): The handler to fire when we - receive requests for data. - - received_handler (TransportReceivedHandler): The handler to fire when - we receive data. - """ - - def __init__(self, homeserver, server_name, server, client): - """ - Args: - server_name (str): Local home server host - server (synapse.protocol.http.HttpServer): the http server to - register listeners on - client (synapse.protocol.http.HttpClient): the http client used to - send requests - """ - self.keyring = homeserver.get_keyring() - self.clock = homeserver.get_clock() - self.server_name = server_name - self.server = server - self.client = client - self.request_handler = None - self.received_handler = None - - self.ratelimiter = FederationRateLimiter( - self.clock, - window_size=homeserver.config.federation_rc_window_size, - sleep_limit=homeserver.config.federation_rc_sleep_limit, - sleep_msec=homeserver.config.federation_rc_sleep_delay, - reject_limit=homeserver.config.federation_rc_reject_limit, - concurrent_requests=homeserver.config.federation_rc_concurrent, - ) diff --git a/synapse/federation/transport/client.py b/synapse/federation/transport/client.py index 949d01dea8..2237e3413c 100644 --- a/synapse/federation/transport/client.py +++ b/synapse/federation/transport/client.py @@ -28,6 +28,10 @@ logger = logging.getLogger(__name__) class TransportLayerClient(object): """Sends federation HTTP requests to other servers""" + def __init__(self, hs): + self.server_name = hs.hostname + self.client = hs.get_http_client() + @log_function def get_room_state(self, destination, room_id, event_id): """ Requests all state for a given room from the given server at the @@ -156,6 +160,7 @@ class TransportLayerClient(object): path=path, args=args, retry_on_dns_fail=retry_on_dns_fail, + timeout=10000, ) defer.returnValue(content) diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py index 8dca0a7f6b..208bff8d4f 100644 --- a/synapse/federation/transport/server.py +++ b/synapse/federation/transport/server.py @@ -17,7 +17,9 @@ from twisted.internet import defer from synapse.api.urls import FEDERATION_PREFIX as PREFIX from synapse.api.errors import Codes, SynapseError -from synapse.util.logutils import log_function +from synapse.http.server import JsonResource +from synapse.http.servlet import parse_json_object_from_request +from synapse.util.ratelimitutils import FederationRateLimiter import functools import logging @@ -28,9 +30,41 @@ import re logger = logging.getLogger(__name__) -class TransportLayerServer(object): +class TransportLayerServer(JsonResource): """Handles incoming federation HTTP requests""" + def __init__(self, hs): + self.hs = hs + self.clock = hs.get_clock() + + super(TransportLayerServer, self).__init__(hs) + + self.authenticator = Authenticator(hs) + self.ratelimiter = FederationRateLimiter( + self.clock, + window_size=hs.config.federation_rc_window_size, + sleep_limit=hs.config.federation_rc_sleep_limit, + sleep_msec=hs.config.federation_rc_sleep_delay, + reject_limit=hs.config.federation_rc_reject_limit, + concurrent_requests=hs.config.federation_rc_concurrent, + ) + + self.register_servlets() + + def register_servlets(self): + register_servlets( + self.hs, + resource=self, + ratelimiter=self.ratelimiter, + authenticator=self.authenticator, + ) + + +class Authenticator(object): + def __init__(self, hs): + self.keyring = hs.get_keyring() + self.server_name = hs.hostname + # A method just so we can pass 'self' as the authenticator to the Servlets @defer.inlineCallbacks def authenticate_request(self, request): @@ -98,37 +132,9 @@ class TransportLayerServer(object): defer.returnValue((origin, content)) - @log_function - def register_received_handler(self, handler): - """ Register a handler that will be fired when we receive data. - - Args: - handler (TransportReceivedHandler) - """ - FederationSendServlet( - handler, - authenticator=self, - ratelimiter=self.ratelimiter, - server_name=self.server_name, - ).register(self.server) - - @log_function - def register_request_handler(self, handler): - """ Register a handler that will be fired when we get asked for data. - - Args: - handler (TransportRequestHandler) - """ - for servletclass in SERVLET_CLASSES: - servletclass( - handler, - authenticator=self, - ratelimiter=self.ratelimiter, - ).register(self.server) - class BaseFederationServlet(object): - def __init__(self, handler, authenticator, ratelimiter): + def __init__(self, handler, authenticator, ratelimiter, server_name): self.handler = handler self.authenticator = authenticator self.ratelimiter = ratelimiter @@ -172,7 +178,9 @@ class FederationSendServlet(BaseFederationServlet): PATH = "/send/([^/]*)/" def __init__(self, handler, server_name, **kwargs): - super(FederationSendServlet, self).__init__(handler, **kwargs) + super(FederationSendServlet, self).__init__( + handler, server_name=server_name, **kwargs + ) self.server_name = server_name # This is when someone is trying to send us a bunch of data. @@ -412,13 +420,22 @@ class On3pidBindServlet(BaseFederationServlet): @defer.inlineCallbacks def on_POST(self, request): - content_bytes = request.content.read() - content = json.loads(content_bytes) + content = parse_json_object_from_request(request) if "invites" in content: last_exception = None for invite in content["invites"]: try: - yield self.handler.exchange_third_party_invite(invite) + if "signed" not in invite or "token" not in invite["signed"]: + message = ("Rejecting received notification of third-" + "party invite without signed: %s" % (invite,)) + logger.info(message) + raise SynapseError(400, message) + yield self.handler.exchange_third_party_invite( + invite["sender"], + invite["mxid"], + invite["room_id"], + invite["signed"], + ) except Exception as e: last_exception = e if last_exception: @@ -432,6 +449,7 @@ class On3pidBindServlet(BaseFederationServlet): SERVLET_CLASSES = ( + FederationSendServlet, FederationPullServlet, FederationEventServlet, FederationStateServlet, @@ -451,3 +469,13 @@ SERVLET_CLASSES = ( FederationThirdPartyInviteExchangeServlet, On3pidBindServlet, ) + + +def register_servlets(hs, resource, authenticator, ratelimiter): + for servletclass in SERVLET_CLASSES: + servletclass( + handler=hs.get_replication_layer(), + authenticator=authenticator, + ratelimiter=ratelimiter, + server_name=hs.hostname, + ).register(resource) diff --git a/synapse/handlers/_base.py b/synapse/handlers/_base.py index 744a9ee507..90eabb6eb7 100644 --- a/synapse/handlers/_base.py +++ b/synapse/handlers/_base.py @@ -18,7 +18,7 @@ from twisted.internet import defer from synapse.api.errors import LimitExceededError, SynapseError, AuthError from synapse.crypto.event_signing import add_hashes_and_signatures from synapse.api.constants import Membership, EventTypes -from synapse.types import UserID, RoomAlias +from synapse.types import UserID, RoomAlias, Requester from synapse.push.action_generator import ActionGenerator from synapse.util.logcontext import PreserveLoggingContext @@ -29,6 +29,14 @@ import logging logger = logging.getLogger(__name__) +VISIBILITY_PRIORITY = ( + "world_readable", + "shared", + "invited", + "joined", +) + + class BaseHandler(object): """ Common base class for the event handlers. @@ -53,25 +61,16 @@ class BaseHandler(object): self.event_builder_factory = hs.get_event_builder_factory() @defer.inlineCallbacks - def _filter_events_for_clients(self, user_tuples, events): + def filter_events_for_clients(self, user_tuples, events, event_id_to_state): """ Returns dict of user_id -> list of events that user is allowed to see. - """ - # If there is only one user, just get the state for that one user, - # otherwise just get all the state. - if len(user_tuples) == 1: - types = ( - (EventTypes.RoomHistoryVisibility, ""), - (EventTypes.Member, user_tuples[0][0]), - ) - else: - types = None - - event_id_to_state = yield self.store.get_state_for_events( - frozenset(e.event_id for e in events), - types=types - ) + :param (str, bool) user_tuples: (user id, is_peeking) for each + user to be checked. is_peeking should be true if: + * the user is not currently a member of the room, and: + * the user has not been a member of the room since the given + events + """ forgotten = yield defer.gatherResults([ self.store.who_forgot_in_room( room_id, @@ -87,18 +86,38 @@ class BaseHandler(object): def allowed(event, user_id, is_peeking): state = event_id_to_state[event.event_id] + # get the room_visibility at the time of the event. visibility_event = state.get((EventTypes.RoomHistoryVisibility, ""), None) if visibility_event: visibility = visibility_event.content.get("history_visibility", "shared") else: visibility = "shared" + if visibility not in VISIBILITY_PRIORITY: + visibility = "shared" + + # if it was world_readable, it's easy: everyone can read it if visibility == "world_readable": return True - if is_peeking: - return False + # Always allow history visibility events on boundaries. This is done + # by setting the effective visibility to the least restrictive + # of the old vs new. + if event.type == EventTypes.RoomHistoryVisibility: + prev_content = event.unsigned.get("prev_content", {}) + prev_visibility = prev_content.get("history_visibility", None) + if prev_visibility not in VISIBILITY_PRIORITY: + prev_visibility = "shared" + + new_priority = VISIBILITY_PRIORITY.index(visibility) + old_priority = VISIBILITY_PRIORITY.index(prev_visibility) + if old_priority < new_priority: + visibility = prev_visibility + + # get the user's membership at the time of the event. (or rather, + # just *after* the event. Which means that people can see their + # own join events, but not (currently) their own leave events.) membership_event = state.get((EventTypes.Member, user_id), None) if membership_event: if membership_event.event_id in event_id_forgotten: @@ -108,20 +127,29 @@ class BaseHandler(object): else: membership = None + # if the user was a member of the room at the time of the event, + # they can see it. if membership == Membership.JOIN: return True - if event.type == EventTypes.RoomHistoryVisibility: - return not is_peeking + if visibility == "joined": + # we weren't a member at the time of the event, so we can't + # see this event. + return False - if visibility == "shared": - return True - elif visibility == "joined": - return membership == Membership.JOIN elif visibility == "invited": + # user can also see the event if they were *invited* at the time + # of the event. return membership == Membership.INVITE - return True + else: + # visibility is shared: user can also see the event if they have + # become a member since the event + # + # XXX: if the user has subsequently joined and then left again, + # ideally we would share history up to the point they left. But + # we don't know when they left. + return not is_peeking defer.returnValue({ user_id: [ @@ -134,25 +162,45 @@ class BaseHandler(object): @defer.inlineCallbacks def _filter_events_for_client(self, user_id, events, is_peeking=False): - # Assumes that user has at some point joined the room if not is_guest. - res = yield self._filter_events_for_clients([(user_id, is_peeking)], events) + """ + Check which events a user is allowed to see + + :param str user_id: user id to be checked + :param [synapse.events.EventBase] events: list of events to be checked + :param bool is_peeking should be True if: + * the user is not currently a member of the room, and: + * the user has not been a member of the room since the given + events + :rtype [synapse.events.EventBase] + """ + types = ( + (EventTypes.RoomHistoryVisibility, ""), + (EventTypes.Member, user_id), + ) + event_id_to_state = yield self.store.get_state_for_events( + frozenset(e.event_id for e in events), + types=types + ) + res = yield self.filter_events_for_clients( + [(user_id, is_peeking)], events, event_id_to_state + ) defer.returnValue(res.get(user_id, [])) - def ratelimit(self, user_id): + def ratelimit(self, requester): time_now = self.clock.time() allowed, time_allowed = self.ratelimiter.send_message( - user_id, time_now, + requester.user.to_string(), time_now, msg_rate_hz=self.hs.config.rc_messages_per_second, burst_count=self.hs.config.rc_message_burst_count, ) if not allowed: raise LimitExceededError( - retry_after_ms=int(1000*(time_allowed - time_now)), + retry_after_ms=int(1000 * (time_allowed - time_now)), ) @defer.inlineCallbacks def _create_new_client_event(self, builder): - latest_ret = yield self.store.get_latest_events_in_room( + latest_ret = yield self.store.get_latest_event_ids_and_hashes_in_room( builder.room_id, ) @@ -161,7 +209,10 @@ class BaseHandler(object): else: depth = 1 - prev_events = [(e, h) for e, h, _ in latest_ret] + prev_events = [ + (event_id, prev_hashes) + for event_id, prev_hashes, _ in latest_ret + ] builder.prev_events = prev_events builder.depth = depth @@ -170,6 +221,50 @@ class BaseHandler(object): context = yield state_handler.compute_event_context(builder) + # If we've received an invite over federation, there are no latest + # events in the room, because we don't know enough about the graph + # fragment we received to treat it like a graph, so the above returned + # no relevant events. It may have returned some events (if we have + # joined and left the room), but not useful ones, like the invite. + if ( + not self.is_host_in_room(context.current_state) and + builder.type == EventTypes.Member + ): + prev_member_event = yield self.store.get_room_member( + builder.sender, builder.room_id + ) + + # The prev_member_event may already be in context.current_state, + # despite us not being present in the room; in particular, if + # inviting user, and all other local users, have already left. + # + # In that case, we have all the information we need, and we don't + # want to drop "context" - not least because we may need to handle + # the invite locally, which will require us to have the whole + # context (not just prev_member_event) to auth it. + # + context_event_ids = ( + e.event_id for e in context.current_state.values() + ) + + if ( + prev_member_event and + prev_member_event.event_id not in context_event_ids + ): + # The prev_member_event is missing from context, so it must + # have arrived over federation and is an outlier. We forcibly + # set our context to the invite we received over federation + builder.prev_events = ( + prev_member_event.event_id, + prev_member_event.prev_events + ) + + context = yield state_handler.compute_event_context( + builder, + old_state=(prev_member_event,), + outlier=True + ) + if builder.is_state(): builder.prev_state = yield self.store.add_event_hashes( context.prev_state_events @@ -192,10 +287,40 @@ class BaseHandler(object): (event, context,) ) + def is_host_in_room(self, current_state): + room_members = [ + (state_key, event.membership) + for ((event_type, state_key), event) in current_state.items() + if event_type == EventTypes.Member + ] + if len(room_members) == 0: + # Have we just created the room, and is this about to be the very + # first member event? + create_event = current_state.get(("m.room.create", "")) + if create_event: + return True + for (state_key, membership) in room_members: + if ( + UserID.from_string(state_key).domain == self.hs.hostname + and membership == Membership.JOIN + ): + return True + return False + @defer.inlineCallbacks - def handle_new_client_event(self, event, context, extra_users=[]): + def handle_new_client_event( + self, + requester, + event, + context, + ratelimit=True, + extra_users=[] + ): # We now need to go and hit out to wherever we need to hit out to. + if ratelimit: + self.ratelimit(requester) + self.auth.check(event, auth_events=context.current_state) yield self.maybe_kick_guest_users(event, context.current_state.values()) @@ -220,6 +345,12 @@ class BaseHandler(object): if event.type == EventTypes.Member: if event.content["membership"] == Membership.INVITE: + def is_inviter_member_event(e): + return ( + e.type == EventTypes.Member and + e.sender == event.sender + ) + event.unsigned["invite_room_state"] = [ { "type": e.type, @@ -228,12 +359,8 @@ class BaseHandler(object): "sender": e.sender, } for k, e in context.current_state.items() - if e.type in ( - EventTypes.JoinRules, - EventTypes.CanonicalAlias, - EventTypes.RoomAvatar, - EventTypes.Name, - ) + if e.type in self.hs.config.room_invite_state_types + or is_inviter_member_event(e) ] invitee = UserID.from_string(event.state_key) @@ -269,13 +396,19 @@ class BaseHandler(object): "You don't have permission to redact events" ) - (event_stream_id, max_stream_id) = yield self.store.persist_event( - event, context=context - ) + if event.type == EventTypes.Create and context.current_state: + raise AuthError( + 403, + "Changing the room create event is forbidden", + ) action_generator = ActionGenerator(self.hs) yield action_generator.handle_push_actions_for_event( - event, self + event, context, self + ) + + (event_stream_id, max_stream_id) = yield self.store.persist_event( + event, context=context ) destinations = set() @@ -293,19 +426,11 @@ class BaseHandler(object): with PreserveLoggingContext(): # Don't block waiting on waking up all the listeners. - notify_d = self.notifier.on_new_room_event( + self.notifier.on_new_room_event( event, event_stream_id, max_stream_id, extra_users=extra_users ) - def log_failure(f): - logger.warn( - "Failed to notify about %s: %s", - event.event_id, f.value - ) - - notify_d.addErrback(log_failure) - # If invite, remove room_state from unsigned before sending. event.unsigned.pop("invite_room_state", None) @@ -329,7 +454,8 @@ class BaseHandler(object): if member_event.type != EventTypes.Member: continue - if not self.hs.is_mine(UserID.from_string(member_event.state_key)): + target_user = UserID.from_string(member_event.state_key) + if not self.hs.is_mine(target_user): continue if member_event.content["membership"] not in { @@ -351,18 +477,13 @@ class BaseHandler(object): # and having homeservers have their own users leave keeps more # of that decision-making and control local to the guest-having # homeserver. - message_handler = self.hs.get_handlers().message_handler - yield message_handler.create_and_send_event( - { - "type": EventTypes.Member, - "state_key": member_event.state_key, - "content": { - "membership": Membership.LEAVE, - "kind": "guest" - }, - "room_id": member_event.room_id, - "sender": member_event.state_key - }, + requester = Requester(target_user, "", True) + handler = self.hs.get_handlers().room_member_handler + yield handler.update_membership( + requester, + target_user, + member_event.room_id, + "leave", ratelimit=False, ) except Exception as e: diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py index 62e82a2570..82d458b424 100644 --- a/synapse/handlers/auth.py +++ b/synapse/handlers/auth.py @@ -35,6 +35,7 @@ logger = logging.getLogger(__name__) class AuthHandler(BaseHandler): + SESSION_EXPIRE_MS = 48 * 60 * 60 * 1000 def __init__(self, hs): super(AuthHandler, self).__init__(hs) @@ -66,15 +67,18 @@ class AuthHandler(BaseHandler): 'auth' key: this method prompts for auth if none is sent. clientip (str): The IP address of the client. Returns: - A tuple of (authed, dict, dict) where authed is true if the client - has successfully completed an auth flow. If it is true, the first - dict contains the authenticated credentials of each stage. + A tuple of (authed, dict, dict, session_id) where authed is true if + the client has successfully completed an auth flow. If it is true + the first dict contains the authenticated credentials of each stage. If authed is false, the first dictionary is the server response to the login request and should be passed back to the client. In either case, the second dict contains the parameters for this request (which may have been given only in a previous call). + + session_id is the ID of this session, either passed in by the client + or assigned by the call to check_auth """ authdict = None @@ -103,7 +107,10 @@ class AuthHandler(BaseHandler): if not authdict: defer.returnValue( - (False, self._auth_dict_for_flows(flows, session), clientdict) + ( + False, self._auth_dict_for_flows(flows, session), + clientdict, session['id'] + ) ) if 'creds' not in session: @@ -122,12 +129,11 @@ class AuthHandler(BaseHandler): for f in flows: if len(set(f) - set(creds.keys())) == 0: logger.info("Auth completed with creds: %r", creds) - self._remove_session(session) - defer.returnValue((True, creds, clientdict)) + defer.returnValue((True, creds, clientdict, session['id'])) ret = self._auth_dict_for_flows(flows, session) ret['completed'] = creds.keys() - defer.returnValue((False, ret, clientdict)) + defer.returnValue((False, ret, clientdict, session['id'])) @defer.inlineCallbacks def add_oob_auth(self, stagetype, authdict, clientip): @@ -154,6 +160,43 @@ class AuthHandler(BaseHandler): defer.returnValue(True) defer.returnValue(False) + def get_session_id(self, clientdict): + """ + Gets the session ID for a client given the client dictionary + :param clientdict: The dictionary sent by the client in the request + :return: The string session ID the client sent. If the client did not + send a session ID, returns None. + """ + sid = None + if clientdict and 'auth' in clientdict: + authdict = clientdict['auth'] + if 'session' in authdict: + sid = authdict['session'] + return sid + + def set_session_data(self, session_id, key, value): + """ + Store a key-value pair into the sessions data associated with this + request. This data is stored server-side and cannot be modified by + the client. + :param session_id: (string) The ID of this session as returned from check_auth + :param key: (string) The key to store the data under + :param value: (any) The data to store + """ + sess = self._get_session_info(session_id) + sess.setdefault('serverdict', {})[key] = value + self._save_session(sess) + + def get_session_data(self, session_id, key, default=None): + """ + Retrieve data stored with set_session_data + :param session_id: (string) The ID of this session as returned from check_auth + :param key: (string) The key to store the data under + :param default: (any) Value to return if the key has not been set + """ + sess = self._get_session_info(session_id) + return sess.setdefault('serverdict', {}).get(key, default) + @defer.inlineCallbacks def _check_password_auth(self, authdict, _): if "user" not in authdict or "password" not in authdict: @@ -432,13 +475,18 @@ class AuthHandler(BaseHandler): ) @defer.inlineCallbacks - def set_password(self, user_id, newpassword): + def set_password(self, user_id, newpassword, requester=None): password_hash = self.hash(newpassword) + except_access_token_ids = [requester.access_token_id] if requester else [] + yield self.store.user_set_password_hash(user_id, password_hash) - yield self.store.user_delete_access_tokens(user_id) - yield self.hs.get_pusherpool().remove_pushers_by_user(user_id) - yield self.store.flush_user(user_id) + yield self.store.user_delete_access_tokens( + user_id, except_access_token_ids + ) + yield self.hs.get_pusherpool().remove_pushers_by_user( + user_id, except_access_token_ids + ) @defer.inlineCallbacks def add_threepid(self, user_id, medium, address, validated_at): @@ -450,11 +498,18 @@ class AuthHandler(BaseHandler): def _save_session(self, session): # TODO: Persistent storage logger.debug("Saving session %s", session) + session["last_used"] = self.hs.get_clock().time_msec() self.sessions[session["id"]] = session + self._prune_sessions() - def _remove_session(self, session): - logger.debug("Removing session %s", session) - del self.sessions[session["id"]] + def _prune_sessions(self): + for sid, sess in self.sessions.items(): + last_used = 0 + if 'last_used' in sess: + last_used = sess['last_used'] + now = self.hs.get_clock().time_msec() + if last_used < now - AuthHandler.SESSION_EXPIRE_MS: + del self.sessions[sid] def hash(self, password): """Computes a secure hash of password. @@ -477,4 +532,4 @@ class AuthHandler(BaseHandler): Returns: Whether self.hash(password) == stored_hash (bool). """ - return bcrypt.checkpw(password, stored_hash) + return bcrypt.hashpw(password, stored_hash) == stored_hash diff --git a/synapse/handlers/directory.py b/synapse/handlers/directory.py index 691564c651..6bcc5a5e2b 100644 --- a/synapse/handlers/directory.py +++ b/synapse/handlers/directory.py @@ -17,9 +17,9 @@ from twisted.internet import defer from ._base import BaseHandler -from synapse.api.errors import SynapseError, Codes, CodeMessageException +from synapse.api.errors import SynapseError, Codes, CodeMessageException, AuthError from synapse.api.constants import EventTypes -from synapse.types import RoomAlias +from synapse.types import RoomAlias, UserID import logging import string @@ -32,13 +32,15 @@ class DirectoryHandler(BaseHandler): def __init__(self, hs): super(DirectoryHandler, self).__init__(hs) + self.state = hs.get_state_handler() + self.federation = hs.get_replication_layer() self.federation.register_query_handler( "directory", self.on_directory_query ) @defer.inlineCallbacks - def _create_association(self, room_alias, room_id, servers=None): + def _create_association(self, room_alias, room_id, servers=None, creator=None): # general association creation for both human users and app services for wchar in string.whitespace: @@ -60,7 +62,8 @@ class DirectoryHandler(BaseHandler): yield self.store.create_room_alias_association( room_alias, room_id, - servers + servers, + creator=creator, ) @defer.inlineCallbacks @@ -77,7 +80,7 @@ class DirectoryHandler(BaseHandler): 400, "This alias is reserved by an application service.", errcode=Codes.EXCLUSIVE ) - yield self._create_association(room_alias, room_id, servers) + yield self._create_association(room_alias, room_id, servers, creator=user_id) @defer.inlineCallbacks def create_appservice_association(self, service, room_alias, room_id, @@ -92,10 +95,14 @@ class DirectoryHandler(BaseHandler): yield self._create_association(room_alias, room_id, servers) @defer.inlineCallbacks - def delete_association(self, user_id, room_alias): + def delete_association(self, requester, user_id, room_alias): # association deletion for human users - # TODO Check if server admin + can_delete = yield self._user_can_delete_alias(room_alias, user_id) + if not can_delete: + raise AuthError( + 403, "You don't have permission to delete the alias.", + ) can_delete = yield self.can_modify_alias( room_alias, @@ -107,7 +114,25 @@ class DirectoryHandler(BaseHandler): errcode=Codes.EXCLUSIVE ) - yield self._delete_association(room_alias) + room_id = yield self._delete_association(room_alias) + + try: + yield self.send_room_alias_update_event( + requester, + requester.user.to_string(), + room_id + ) + + yield self._update_canonical_alias( + requester, + requester.user.to_string(), + room_id, + room_alias, + ) + except AuthError as e: + logger.info("Failed to update alias events: %s", e) + + defer.returnValue(room_id) @defer.inlineCallbacks def delete_appservice_association(self, service, room_alias): @@ -124,11 +149,9 @@ class DirectoryHandler(BaseHandler): if not self.hs.is_mine(room_alias): raise SynapseError(400, "Room alias must be local") - yield self.store.delete_room_alias(room_alias) + room_id = yield self.store.delete_room_alias(room_alias) - # TODO - Looks like _update_room_alias_event has never been implemented - # if room_id: - # yield self._update_room_alias_events(user_id, room_id) + defer.returnValue(room_id) @defer.inlineCallbacks def get_association(self, room_alias): @@ -175,8 +198,8 @@ class DirectoryHandler(BaseHandler): # If this server is in the list of servers, return it first. if self.server_name in servers: servers = ( - [self.server_name] - + [s for s in servers if s != self.server_name] + [self.server_name] + + [s for s in servers if s != self.server_name] ) else: servers = list(servers) @@ -212,17 +235,44 @@ class DirectoryHandler(BaseHandler): ) @defer.inlineCallbacks - def send_room_alias_update_event(self, user_id, room_id): + def send_room_alias_update_event(self, requester, user_id, room_id): aliases = yield self.store.get_aliases_for_room(room_id) msg_handler = self.hs.get_handlers().message_handler - yield msg_handler.create_and_send_event({ - "type": EventTypes.Aliases, - "state_key": self.hs.hostname, - "room_id": room_id, - "sender": user_id, - "content": {"aliases": aliases}, - }, ratelimit=False) + yield msg_handler.create_and_send_nonmember_event( + requester, + { + "type": EventTypes.Aliases, + "state_key": self.hs.hostname, + "room_id": room_id, + "sender": user_id, + "content": {"aliases": aliases}, + }, + ratelimit=False + ) + + @defer.inlineCallbacks + def _update_canonical_alias(self, requester, user_id, room_id, room_alias): + alias_event = yield self.state.get_current_state( + room_id, EventTypes.CanonicalAlias, "" + ) + + alias_str = room_alias.to_string() + if not alias_event or alias_event.content.get("alias", "") != alias_str: + return + + msg_handler = self.hs.get_handlers().message_handler + yield msg_handler.create_and_send_nonmember_event( + requester, + { + "type": EventTypes.CanonicalAlias, + "state_key": "", + "room_id": room_id, + "sender": user_id, + "content": {}, + }, + ratelimit=False + ) @defer.inlineCallbacks def get_association_from_room_alias(self, room_alias): @@ -257,3 +307,13 @@ class DirectoryHandler(BaseHandler): return # either no interested services, or no service with an exclusive lock defer.returnValue(True) + + @defer.inlineCallbacks + def _user_can_delete_alias(self, alias, user_id): + creator = yield self.store.get_room_alias_creator(alias.to_string()) + + if creator and creator == user_id: + defer.returnValue(True) + + is_admin = yield self.auth.is_server_admin(UserID.from_string(user_id)) + defer.returnValue(is_admin) diff --git a/synapse/handlers/events.py b/synapse/handlers/events.py index 254b483da6..f25a252523 100644 --- a/synapse/handlers/events.py +++ b/synapse/handlers/events.py @@ -18,6 +18,8 @@ from twisted.internet import defer from synapse.util.logutils import log_function from synapse.types import UserID from synapse.events.utils import serialize_event +from synapse.api.constants import Membership, EventTypes +from synapse.events import EventBase from ._base import BaseHandler @@ -28,14 +30,6 @@ import random logger = logging.getLogger(__name__) -def started_user_eventstream(distributor, user): - return distributor.fire("started_user_eventstream", user) - - -def stopped_user_eventstream(distributor, user): - return distributor.fire("stopped_user_eventstream", user) - - class EventStreamHandler(BaseHandler): def __init__(self, hs): @@ -55,61 +49,6 @@ class EventStreamHandler(BaseHandler): self.notifier = hs.get_notifier() @defer.inlineCallbacks - def started_stream(self, user): - """Tells the presence handler that we have started an eventstream for - the user: - - Args: - user (User): The user who started a stream. - Returns: - A deferred that completes once their presence has been updated. - """ - if user not in self._streams_per_user: - # Make sure we set the streams per user to 1 here rather than - # setting it to zero and incrementing the value below. - # Otherwise this may race with stopped_stream causing the - # user to be erased from the map before we have a chance - # to increment it. - self._streams_per_user[user] = 1 - if user in self._stop_timer_per_user: - try: - self.clock.cancel_call_later( - self._stop_timer_per_user.pop(user) - ) - except: - logger.exception("Failed to cancel event timer") - else: - yield started_user_eventstream(self.distributor, user) - else: - self._streams_per_user[user] += 1 - - def stopped_stream(self, user): - """If there are no streams for a user this starts a timer that will - notify the presence handler that we haven't got an event stream for - the user unless the user starts a new stream in 30 seconds. - - Args: - user (User): The user who stopped a stream. - """ - self._streams_per_user[user] -= 1 - if not self._streams_per_user[user]: - del self._streams_per_user[user] - - # 30 seconds of grace to allow the client to reconnect again - # before we think they're gone - def _later(): - logger.debug("_later stopped_user_eventstream %s", user) - - self._stop_timer_per_user.pop(user, None) - - return stopped_user_eventstream(self.distributor, user) - - logger.debug("Scheduling _later: for %s", user) - self._stop_timer_per_user[user] = ( - self.clock.call_later(30, _later) - ) - - @defer.inlineCallbacks @log_function def get_stream(self, auth_user_id, pagin_config, timeout=0, as_client_event=True, affect_presence=True, @@ -119,18 +58,19 @@ class EventStreamHandler(BaseHandler): If `only_keys` is not None, events from keys will be sent down. """ auth_user = UserID.from_string(auth_user_id) + presence_handler = self.hs.get_handlers().presence_handler - try: - if affect_presence: - yield self.started_stream(auth_user) - + context = yield presence_handler.user_syncing( + auth_user_id, affect_presence=affect_presence, + ) + with context: if timeout: # If they've set a timeout set a minimum limit. timeout = max(timeout, 500) # Add some randomness to this value to try and mitigate against # thundering herds on restart. - timeout = random.randint(int(timeout*0.9), int(timeout*1.1)) + timeout = random.randint(int(timeout * 0.9), int(timeout * 1.1)) events, tokens = yield self.notifier.get_events_for( auth_user, pagin_config, timeout, @@ -138,6 +78,34 @@ class EventStreamHandler(BaseHandler): is_guest=is_guest, explicit_room_id=room_id ) + # When the user joins a new room, or another user joins a currently + # joined room, we need to send down presence for those users. + to_add = [] + for event in events: + if not isinstance(event, EventBase): + continue + if event.type == EventTypes.Member: + if event.membership != Membership.JOIN: + continue + # Send down presence. + if event.state_key == auth_user_id: + # Send down presence for everyone in the room. + users = yield self.store.get_users_in_room(event.room_id) + states = yield presence_handler.get_states( + users, + as_event=True, + ) + to_add.extend(states) + else: + + ev = yield presence_handler.get_state( + UserID.from_string(event.state_key), + as_event=True, + ) + to_add.append(ev) + + events.extend(to_add) + time_now = self.clock.time_msec() chunks = [ @@ -152,10 +120,6 @@ class EventStreamHandler(BaseHandler): defer.returnValue(chunk) - finally: - if affect_presence: - self.stopped_stream(auth_user) - class EventHandler(BaseHandler): diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index 6c19d6ae8c..f599e817aa 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -14,6 +14,9 @@ # limitations under the License. """Contains handlers for federation events.""" +from signedjson.key import decode_verify_key_bytes +from signedjson.sign import verify_signed_json +from unpaddedbase64 import decode_base64 from ._base import BaseHandler @@ -221,19 +224,11 @@ class FederationHandler(BaseHandler): extra_users.append(target_user) with PreserveLoggingContext(): - d = self.notifier.on_new_room_event( + self.notifier.on_new_room_event( event, event_stream_id, max_stream_id, extra_users=extra_users ) - def log_failure(f): - logger.warn( - "Failed to notify about %s: %s", - event.event_id, f.value - ) - - d.addErrback(log_failure) - if event.type == EventTypes.Member: if event.membership == Membership.JOIN: prev_state = context.current_state.get((event.type, event.state_key)) @@ -244,12 +239,6 @@ class FederationHandler(BaseHandler): user = UserID.from_string(event.state_key) yield user_joined_room(self.distributor, user, event.room_id) - if not backfilled and not event.internal_metadata.is_outlier(): - action_generator = ActionGenerator(self.hs) - yield action_generator.handle_push_actions_for_event( - event, self - ) - @defer.inlineCallbacks def _filter_events_for_server(self, server_name, room_id, events): event_to_state = yield self.store.get_state_for_events( @@ -483,7 +472,7 @@ class FederationHandler(BaseHandler): limit=100, extremities=[e for e in extremities.keys()] ) - except SynapseError: + except SynapseError as e: logger.info( "Failed to backfill from %s because %s", dom, e, @@ -643,19 +632,11 @@ class FederationHandler(BaseHandler): ) with PreserveLoggingContext(): - d = self.notifier.on_new_room_event( + self.notifier.on_new_room_event( event, event_stream_id, max_stream_id, extra_users=[joinee] ) - def log_failure(f): - logger.warn( - "Failed to notify about %s: %s", - event.event_id, f.value - ) - - d.addErrback(log_failure) - logger.debug("Finished joining %s to %s", joinee, room_id) finally: room_queue = self.room_queues[room_id] @@ -730,18 +711,10 @@ class FederationHandler(BaseHandler): extra_users.append(target_user) with PreserveLoggingContext(): - d = self.notifier.on_new_room_event( + self.notifier.on_new_room_event( event, event_stream_id, max_stream_id, extra_users=extra_users ) - def log_failure(f): - logger.warn( - "Failed to notify about %s: %s", - event.event_id, f.value - ) - - d.addErrback(log_failure) - if event.type == EventTypes.Member: if event.content["membership"] == Membership.JOIN: user = UserID.from_string(event.state_key) @@ -811,19 +784,11 @@ class FederationHandler(BaseHandler): target_user = UserID.from_string(event.state_key) with PreserveLoggingContext(): - d = self.notifier.on_new_room_event( + self.notifier.on_new_room_event( event, event_stream_id, max_stream_id, extra_users=[target_user], ) - def log_failure(f): - logger.warn( - "Failed to notify about %s: %s", - event.event_id, f.value - ) - - d.addErrback(log_failure) - defer.returnValue(event) @defer.inlineCallbacks @@ -848,7 +813,22 @@ class FederationHandler(BaseHandler): target_hosts, signed_event ) - defer.returnValue(None) + + context = yield self.state_handler.compute_event_context(event) + + event_stream_id, max_stream_id = yield self.store.persist_event( + event, + context=context, + backfilled=False, + ) + + target_user = UserID.from_string(event.state_key) + self.notifier.on_new_room_event( + event, event_stream_id, max_stream_id, + extra_users=[target_user], + ) + + defer.returnValue(event) @defer.inlineCallbacks def _make_and_verify_event(self, target_hosts, room_id, user_id, membership, @@ -948,18 +928,10 @@ class FederationHandler(BaseHandler): extra_users.append(target_user) with PreserveLoggingContext(): - d = self.notifier.on_new_room_event( + self.notifier.on_new_room_event( event, event_stream_id, max_stream_id, extra_users=extra_users ) - def log_failure(f): - logger.warn( - "Failed to notify about %s: %s", - event.event_id, f.value - ) - - d.addErrback(log_failure) - new_pdu = event destinations = set() @@ -1113,6 +1085,12 @@ class FederationHandler(BaseHandler): auth_events=auth_events, ) + if not backfilled and not event.internal_metadata.is_outlier(): + action_generator = ActionGenerator(self.hs) + yield action_generator.handle_push_actions_for_event( + event, context, self + ) + event_stream_id, max_stream_id = yield self.store.persist_event( event, context=context, @@ -1186,7 +1164,13 @@ class FederationHandler(BaseHandler): try: self.auth.check(e, auth_events=auth_for_e) - except AuthError as err: + except SynapseError as err: + # we may get SynapseErrors here as well as AuthErrors. For + # instance, there are a couple of (ancient) events in some + # rooms whose senders do not have the correct sigil; these + # cause SynapseErrors in auth.check. We don't want to give up + # the attempt to federate altogether in such cases. + logger.warn( "Rejecting %s because %s", e.event_id, err.msg @@ -1654,19 +1638,15 @@ class FederationHandler(BaseHandler): @defer.inlineCallbacks @log_function - def exchange_third_party_invite(self, invite): - sender = invite["sender"] - room_id = invite["room_id"] - - if "signed" not in invite or "token" not in invite["signed"]: - logger.info( - "Discarding received notification of third party invite " - "without signed: %s" % (invite,) - ) - return - + def exchange_third_party_invite( + self, + sender_user_id, + target_user_id, + room_id, + signed, + ): third_party_invite = { - "signed": invite["signed"], + "signed": signed, } event_dict = { @@ -1676,8 +1656,8 @@ class FederationHandler(BaseHandler): "third_party_invite": third_party_invite, }, "room_id": room_id, - "sender": sender, - "state_key": invite["mxid"], + "sender": sender_user_id, + "state_key": target_user_id, } if (yield self.auth.check_host_in_room(room_id, self.hs.hostname)): @@ -1690,11 +1670,11 @@ class FederationHandler(BaseHandler): ) self.auth.check(event, context.current_state) - yield self._validate_keyserver(event, auth_events=context.current_state) + yield self._check_signature(event, auth_events=context.current_state) member_handler = self.hs.get_handlers().room_member_handler - yield member_handler.send_membership_event(event, context) + yield member_handler.send_membership_event(None, event, context) else: - destinations = set([x.split(":", 1)[-1] for x in (sender, room_id)]) + destinations = set(x.split(":", 1)[-1] for x in (sender_user_id, room_id)) yield self.replication_layer.forward_third_party_invite( destinations, room_id, @@ -1715,13 +1695,13 @@ class FederationHandler(BaseHandler): ) self.auth.check(event, auth_events=context.current_state) - yield self._validate_keyserver(event, auth_events=context.current_state) + yield self._check_signature(event, auth_events=context.current_state) returned_invite = yield self.send_invite(origin, event) # TODO: Make sure the signatures actually are correct. event.signatures.update(returned_invite.signatures) member_handler = self.hs.get_handlers().room_member_handler - yield member_handler.send_membership_event(event, context) + yield member_handler.send_membership_event(None, event, context) @defer.inlineCallbacks def add_display_name_to_third_party_invite(self, event_dict, event, context): @@ -1745,17 +1725,69 @@ class FederationHandler(BaseHandler): defer.returnValue((event, context)) @defer.inlineCallbacks - def _validate_keyserver(self, event, auth_events): - token = event.content["third_party_invite"]["signed"]["token"] + def _check_signature(self, event, auth_events): + """ + Checks that the signature in the event is consistent with its invite. + :param event (Event): The m.room.member event to check + :param auth_events (dict<(event type, state_key), event>) + + :raises + AuthError if signature didn't match any keys, or key has been + revoked, + SynapseError if a transient error meant a key couldn't be checked + for revocation. + """ + signed = event.content["third_party_invite"]["signed"] + token = signed["token"] invite_event = auth_events.get( (EventTypes.ThirdPartyInvite, token,) ) + if not invite_event: + raise AuthError(403, "Could not find invite") + + last_exception = None + for public_key_object in self.hs.get_auth().get_public_keys(invite_event): + try: + for server, signature_block in signed["signatures"].items(): + for key_name, encoded_signature in signature_block.items(): + if not key_name.startswith("ed25519:"): + continue + + public_key = public_key_object["public_key"] + verify_key = decode_verify_key_bytes( + key_name, + decode_base64(public_key) + ) + verify_signed_json(signed, server, verify_key) + if "key_validity_url" in public_key_object: + yield self._check_key_revocation( + public_key, + public_key_object["key_validity_url"] + ) + return + except Exception as e: + last_exception = e + raise last_exception + + @defer.inlineCallbacks + def _check_key_revocation(self, public_key, url): + """ + Checks whether public_key has been revoked. + + :param public_key (str): base-64 encoded public key. + :param url (str): Key revocation URL. + + :raises + AuthError if they key has been revoked. + SynapseError if a transient error meant a key couldn't be checked + for revocation. + """ try: response = yield self.hs.get_simple_http_client().get_json( - invite_event.content["key_validity_url"], - {"public_key": invite_event.content["public_key"]} + url, + {"public_key": public_key} ) except Exception: raise SynapseError( diff --git a/synapse/handlers/identity.py b/synapse/handlers/identity.py index 819ec57c4f..656ce124f9 100644 --- a/synapse/handlers/identity.py +++ b/synapse/handlers/identity.py @@ -36,14 +36,15 @@ class IdentityHandler(BaseHandler): self.http_client = hs.get_simple_http_client() + self.trusted_id_servers = set(hs.config.trusted_third_party_id_servers) + self.trust_any_id_server_just_for_testing_do_not_use = ( + hs.config.use_insecure_ssl_client_just_for_testing_do_not_use + ) + @defer.inlineCallbacks def threepid_from_creds(self, creds): yield run_on_reactor() - # XXX: make this configurable! - # trustedIdServers = ['matrix.org', 'localhost:8090'] - trustedIdServers = ['matrix.org', 'vector.im'] - if 'id_server' in creds: id_server = creds['id_server'] elif 'idServer' in creds: @@ -58,10 +59,19 @@ class IdentityHandler(BaseHandler): else: raise SynapseError(400, "No client_secret in creds") - if id_server not in trustedIdServers: - logger.warn('%s is not a trusted ID server: rejecting 3pid ' + - 'credentials', id_server) - defer.returnValue(None) + if id_server not in self.trusted_id_servers: + if self.trust_any_id_server_just_for_testing_do_not_use: + logger.warn( + "Trusting untrustworthy ID server %r even though it isn't" + " in the trusted id list for testing because" + " 'use_insecure_ssl_client_just_for_testing_do_not_use'" + " is set in the config", + id_server, + ) + else: + logger.warn('%s is not a trusted ID server: rejecting 3pid ' + + 'credentials', id_server) + defer.returnValue(None) data = {} try: diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index ff800f8af1..5c50c611ba 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -16,12 +16,11 @@ from twisted.internet import defer from synapse.api.constants import EventTypes, Membership -from synapse.api.errors import SynapseError, AuthError, Codes +from synapse.api.errors import AuthError, Codes, SynapseError from synapse.streams.config import PaginationConfig from synapse.events.utils import serialize_event from synapse.events.validator import EventValidator from synapse.util import unwrapFirstError -from synapse.util.logcontext import PreserveLoggingContext from synapse.util.caches.snapshot_cache import SnapshotCache from synapse.types import UserID, RoomStreamToken, StreamToken @@ -105,8 +104,6 @@ class MessageHandler(BaseHandler): room_token = pagin_config.from_token.room_key room_token = RoomStreamToken.parse(room_token) - if room_token.topological is None: - raise SynapseError(400, "Invalid token") pagin_config.from_token = pagin_config.from_token.copy_and_replace( "room_key", str(room_token) @@ -117,27 +114,31 @@ class MessageHandler(BaseHandler): membership, member_event_id = yield self._check_in_room_or_world_readable( room_id, user_id ) - if membership == Membership.LEAVE: - # If they have left the room then clamp the token to be before - # they left the room. - leave_token = yield self.store.get_topological_token_for_event( - member_event_id + + if source_config.direction == 'b': + # if we're going backwards, we might need to backfill. This + # requires that we have a topo token. + if room_token.topological: + max_topo = room_token.topological + else: + max_topo = yield self.store.get_max_topological_token_for_stream_and_room( + room_id, room_token.stream + ) + + if membership == Membership.LEAVE: + # If they have left the room then clamp the token to be before + # they left the room, to save the effort of loading from the + # database. + leave_token = yield self.store.get_topological_token_for_event( + member_event_id + ) + leave_token = RoomStreamToken.parse(leave_token) + if leave_token.topological < max_topo: + source_config.from_key = str(leave_token) + + yield self.hs.get_handlers().federation_handler.maybe_backfill( + room_id, max_topo ) - leave_token = RoomStreamToken.parse(leave_token) - if leave_token.topological < room_token.topological: - source_config.from_key = str(leave_token) - - if source_config.direction == "f": - if source_config.to_key is None: - source_config.to_key = str(leave_token) - else: - to_token = RoomStreamToken.parse(source_config.to_key) - if leave_token.topological < to_token.topological: - source_config.to_key = str(leave_token) - - yield self.hs.get_handlers().federation_handler.maybe_backfill( - room_id, room_token.topological - ) events, next_key = yield data_source.get_pagination_rows( requester.user, source_config, room_id @@ -195,12 +196,25 @@ class MessageHandler(BaseHandler): if builder.type == EventTypes.Member: membership = builder.content.get("membership", None) + target = UserID.from_string(builder.state_key) + if membership == Membership.JOIN: - joinee = UserID.from_string(builder.state_key) # If event doesn't include a display name, add one. yield collect_presencelike_data( - self.distributor, joinee, builder.content + self.distributor, target, builder.content ) + elif membership == Membership.INVITE: + profile = self.hs.get_handlers().profile_handler + content = builder.content + + try: + content["displayname"] = yield profile.get_displayname(target) + content["avatar_url"] = yield profile.get_avatar_url(target) + except Exception as e: + logger.info( + "Failed to get profile information for %r: %s", + target, e + ) if token_id is not None: builder.internal_metadata.token_id = token_id @@ -214,7 +228,7 @@ class MessageHandler(BaseHandler): defer.returnValue((event, context)) @defer.inlineCallbacks - def send_event(self, event, context, ratelimit=True, is_guest=False): + def send_nonmember_event(self, requester, event, context, ratelimit=True): """ Persists and notifies local clients and federation of an event. @@ -224,55 +238,70 @@ class MessageHandler(BaseHandler): ratelimit (bool): Whether to rate limit this send. is_guest (bool): Whether the sender is a guest. """ + if event.type == EventTypes.Member: + raise SynapseError( + 500, + "Tried to send member event through non-member codepath" + ) + user = UserID.from_string(event.sender) assert self.hs.is_mine(user), "User must be our own: %s" % (user,) - if ratelimit: - self.ratelimit(event.sender) - if event.is_state(): - prev_state = context.current_state.get((event.type, event.state_key)) - if prev_state and event.user_id == prev_state.user_id: - prev_content = encode_canonical_json(prev_state.content) - next_content = encode_canonical_json(event.content) - if prev_content == next_content: - # Duplicate suppression for state updates with same sender - # and content. - defer.returnValue(prev_state) - - if event.type == EventTypes.Member: - member_handler = self.hs.get_handlers().room_member_handler - yield member_handler.send_membership_event(event, context, is_guest=is_guest) - else: - yield self.handle_new_client_event( - event=event, - context=context, - ) + prev_state = self.deduplicate_state_event(event, context) + if prev_state is not None: + defer.returnValue(prev_state) + + yield self.handle_new_client_event( + requester=requester, + event=event, + context=context, + ratelimit=ratelimit, + ) if event.type == EventTypes.Message: presence = self.hs.get_handlers().presence_handler - with PreserveLoggingContext(): - presence.bump_presence_active_time(user) + yield presence.bump_presence_active_time(user) + + def deduplicate_state_event(self, event, context): + """ + Checks whether event is in the latest resolved state in context. + + If so, returns the version of the event in context. + Otherwise, returns None. + """ + prev_event = context.current_state.get((event.type, event.state_key)) + if prev_event and event.user_id == prev_event.user_id: + prev_content = encode_canonical_json(prev_event.content) + next_content = encode_canonical_json(event.content) + if prev_content == next_content: + return prev_event + return None @defer.inlineCallbacks - def create_and_send_event(self, event_dict, ratelimit=True, - token_id=None, txn_id=None, is_guest=False): + def create_and_send_nonmember_event( + self, + requester, + event_dict, + ratelimit=True, + txn_id=None + ): """ Creates an event, then sends it. - See self.create_event and self.send_event. + See self.create_event and self.send_nonmember_event. """ event, context = yield self.create_event( event_dict, - token_id=token_id, + token_id=requester.access_token_id, txn_id=txn_id ) - yield self.send_event( + yield self.send_nonmember_event( + requester, event, context, ratelimit=ratelimit, - is_guest=is_guest ) defer.returnValue(event) @@ -633,8 +662,8 @@ class MessageHandler(BaseHandler): user_id, messages, is_peeking=is_peeking ) - start_token = StreamToken(token[0], 0, 0, 0, 0) - end_token = StreamToken(token[1], 0, 0, 0, 0) + start_token = StreamToken.START.copy_and_replace("room_key", token[0]) + end_token = StreamToken.START.copy_and_replace("room_key", token[1]) time_now = self.clock.time_msec() @@ -658,10 +687,6 @@ class MessageHandler(BaseHandler): room_id=room_id, ) - # TODO(paul): I wish I was called with user objects not user_id - # strings... - auth_user = UserID.from_string(user_id) - # TODO: These concurrently time_now = self.clock.time_msec() state = [ @@ -686,13 +711,11 @@ class MessageHandler(BaseHandler): @defer.inlineCallbacks def get_presence(): states = yield presence_handler.get_states( - target_users=[UserID.from_string(m.user_id) for m in room_members], - auth_user=auth_user, + [m.user_id for m in room_members], as_event=True, - check_auth=False, ) - defer.returnValue(states.values()) + defer.returnValue(states) @defer.inlineCallbacks def get_receipts(): diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py index d36eb3b8d7..d0c8f1328b 100644 --- a/synapse/handlers/presence.py +++ b/synapse/handlers/presence.py @@ -13,13 +13,26 @@ # See the License for the specific language governing permissions and # limitations under the License. -from twisted.internet import defer +"""This module is responsible for keeping track of presence status of local +and remote users. -from synapse.api.errors import SynapseError, AuthError +The methods that define policy are: + - PresenceHandler._update_states + - PresenceHandler._handle_timeouts + - should_notify +""" + +from twisted.internet import defer, reactor +from contextlib import contextmanager + +from synapse.api.errors import SynapseError from synapse.api.constants import PresenceState +from synapse.storage.presence import UserPresenceState -from synapse.util.logcontext import PreserveLoggingContext +from synapse.util.logcontext import preserve_fn from synapse.util.logutils import log_function +from synapse.util.metrics import Measure +from synapse.util.wheel_timer import WheelTimer from synapse.types import UserID import synapse.metrics @@ -32,85 +45,43 @@ logger = logging.getLogger(__name__) metrics = synapse.metrics.get_metrics_for(__name__) +notified_presence_counter = metrics.register_counter("notified_presence") +federation_presence_out_counter = metrics.register_counter("federation_presence_out") +presence_updates_counter = metrics.register_counter("presence_updates") +timers_fired_counter = metrics.register_counter("timers_fired") +federation_presence_counter = metrics.register_counter("federation_presence") +bump_active_time_counter = metrics.register_counter("bump_active_time") -# Don't bother bumping "last active" time if it differs by less than 60 seconds -LAST_ACTIVE_GRANULARITY = 60*1000 - -# Keep no more than this number of offline serial revisions -MAX_OFFLINE_SERIALS = 1000 - - -# TODO(paul): Maybe there's one of these I can steal from somewhere -def partition(l, func): - """Partition the list by the result of func applied to each element.""" - ret = {} - - for x in l: - key = func(x) - if key not in ret: - ret[key] = [] - ret[key].append(x) - - return ret +# If a user was last active in the last LAST_ACTIVE_GRANULARITY, consider them +# "currently_active" +LAST_ACTIVE_GRANULARITY = 60 * 1000 -def partitionbool(l, func): - def boolfunc(x): - return bool(func(x)) +# How long to wait until a new /events or /sync request before assuming +# the client has gone. +SYNC_ONLINE_TIMEOUT = 30 * 1000 - ret = partition(l, boolfunc) - return ret.get(True, []), ret.get(False, []) +# How long to wait before marking the user as idle. Compared against last active +IDLE_TIMER = 5 * 60 * 1000 +# How often we expect remote servers to resend us presence. +FEDERATION_TIMEOUT = 30 * 60 * 1000 -def user_presence_changed(distributor, user, statuscache): - return distributor.fire("user_presence_changed", user, statuscache) +# How often to resend presence to remote servers +FEDERATION_PING_INTERVAL = 25 * 60 * 1000 - -def collect_presencelike_data(distributor, user, content): - return distributor.fire("collect_presencelike_data", user, content) +assert LAST_ACTIVE_GRANULARITY < IDLE_TIMER class PresenceHandler(BaseHandler): - STATE_LEVELS = { - PresenceState.OFFLINE: 0, - PresenceState.UNAVAILABLE: 1, - PresenceState.ONLINE: 2, - PresenceState.FREE_FOR_CHAT: 3, - } - def __init__(self, hs): super(PresenceHandler, self).__init__(hs) - - self.homeserver = hs - + self.hs = hs self.clock = hs.get_clock() - - distributor = hs.get_distributor() - distributor.observe("registered_user", self.registered_user) - - distributor.observe( - "started_user_eventstream", self.started_user_eventstream - ) - distributor.observe( - "stopped_user_eventstream", self.stopped_user_eventstream - ) - - distributor.observe("user_joined_room", self.user_joined_room) - - distributor.declare("collect_presencelike_data") - - distributor.declare("changed_presencelike_data") - distributor.observe( - "changed_presencelike_data", self.changed_presencelike_data - ) - - # outbound signal from the presence module to advertise when a user's - # presence has changed - distributor.declare("user_presence_changed") - - self.distributor = distributor - + self.store = hs.get_datastore() + self.wheel_timer = WheelTimer() + self.notifier = hs.get_notifier() self.federation = hs.get_replication_layer() self.federation.register_edu_handler( @@ -138,346 +109,552 @@ class PresenceHandler(BaseHandler): ) ) - # IN-MEMORY store, mapping local userparts to sets of local users to - # be informed of state changes. - self._local_pushmap = {} - # map local users to sets of remote /domain names/ who are interested - # in them - self._remote_sendmap = {} - # map remote users to sets of local users who're interested in them - self._remote_recvmap = {} - # list of (serial, set of(userids)) tuples, ordered by serial, latest - # first - self._remote_offline_serials = [] - - # map any user to a UserPresenceCache - self._user_cachemap = {} - self._user_cachemap_latest_serial = 0 - - # map room_ids to the latest presence serial for a member of that - # room - self._room_serials = {} + distributor = hs.get_distributor() + distributor.observe("user_joined_room", self.user_joined_room) + + active_presence = self.store.take_presence_startup_info() + + # A dictionary of the current state of users. This is prefilled with + # non-offline presence from the DB. We should fetch from the DB if + # we can't find a users presence in here. + self.user_to_current_state = { + state.user_id: state + for state in active_presence + } metrics.register_callback( - "userCachemap:size", - lambda: len(self._user_cachemap), + "user_to_current_state_size", lambda: len(self.user_to_current_state) ) - def _get_or_make_usercache(self, user): - """If the cache entry doesn't exist, initialise a new one.""" - if user not in self._user_cachemap: - self._user_cachemap[user] = UserPresenceCache() - return self._user_cachemap[user] - - def _get_or_offline_usercache(self, user): - """If the cache entry doesn't exist, return an OFFLINE one but do not - store it into the cache.""" - if user in self._user_cachemap: - return self._user_cachemap[user] - else: - return UserPresenceCache() + now = self.clock.time_msec() + for state in active_presence: + self.wheel_timer.insert( + now=now, + obj=state.user_id, + then=state.last_active_ts + IDLE_TIMER, + ) + self.wheel_timer.insert( + now=now, + obj=state.user_id, + then=state.last_user_sync_ts + SYNC_ONLINE_TIMEOUT, + ) + if self.hs.is_mine_id(state.user_id): + self.wheel_timer.insert( + now=now, + obj=state.user_id, + then=state.last_federation_update_ts + FEDERATION_PING_INTERVAL, + ) + else: + self.wheel_timer.insert( + now=now, + obj=state.user_id, + then=state.last_federation_update_ts + FEDERATION_TIMEOUT, + ) - def registered_user(self, user): - return self.store.create_presence(user.localpart) + # Set of users who have presence in the `user_to_current_state` that + # have not yet been persisted + self.unpersisted_users_changes = set() - @defer.inlineCallbacks - def is_presence_visible(self, observer_user, observed_user): - assert(self.hs.is_mine(observed_user)) + reactor.addSystemEventTrigger("before", "shutdown", self._on_shutdown) - if observer_user == observed_user: - defer.returnValue(True) + self.serial_to_user = {} + self._next_serial = 1 - if (yield self.store.user_rooms_intersect( - [u.to_string() for u in observer_user, observed_user])): - defer.returnValue(True) + # Keeps track of the number of *ongoing* syncs. While this is non zero + # a user will never go offline. + self.user_to_num_current_syncs = {} - if (yield self.store.is_presence_visible( - observed_localpart=observed_user.localpart, - observer_userid=observer_user.to_string())): - defer.returnValue(True) + # Start a LoopingCall in 30s that fires every 5s. + # The initial delay is to allow disconnected clients a chance to + # reconnect before we treat them as offline. + self.clock.call_later( + 0 * 1000, + self.clock.looping_call, + self._handle_timeouts, + 5000, + ) - defer.returnValue(False) + metrics.register_callback("wheel_timer_size", lambda: len(self.wheel_timer)) @defer.inlineCallbacks - def get_state(self, target_user, auth_user, as_event=False, check_auth=True): - """Get the current presence state of the given user. + def _on_shutdown(self): + """Gets called when shutting down. This lets us persist any updates that + we haven't yet persisted, e.g. updates that only changes some internal + timers. This allows changes to persist across startup without having to + persist every single change. + + If this does not run it simply means that some of the timers will fire + earlier than they should when synapse is restarted. This affect of this + is some spurious presence changes that will self-correct. + """ + logger.info( + "Performing _on_shutdown. Persiting %d unpersisted changes", + len(self.user_to_current_state) + ) - Args: - target_user (UserID): The user whose presence we want - auth_user (UserID): The user requesting the presence, used for - checking if said user is allowed to see the persence of the - `target_user` - as_event (bool): Format the return as an event or not? - check_auth (bool): Perform the auth checks or not? + if self.unpersisted_users_changes: + yield self.store.update_presence([ + self.user_to_current_state[user_id] + for user_id in self.unpersisted_users_changes + ]) + logger.info("Finished _on_shutdown") - Returns: - dict: The presence state of the `target_user`, whose format depends - on the `as_event` argument. + @defer.inlineCallbacks + def _update_states(self, new_states): + """Updates presence of users. Sets the appropriate timeouts. Pokes + the notifier and federation if and only if the changed presence state + should be sent to clients/servers. """ - if self.hs.is_mine(target_user): - if check_auth: - visible = yield self.is_presence_visible( - observer_user=auth_user, - observed_user=target_user - ) + now = self.clock.time_msec() - if not visible: - raise SynapseError(404, "Presence information not visible") + with Measure(self.clock, "presence_update_states"): - if target_user in self._user_cachemap: - state = self._user_cachemap[target_user].get_state() - else: - state = yield self.store.get_presence_state(target_user.localpart) - if "mtime" in state: - del state["mtime"] - state["presence"] = state.pop("state") - else: - # TODO(paul): Have remote server send us permissions set - state = self._get_or_offline_usercache(target_user).get_state() + # NOTE: We purposefully don't yield between now and when we've + # calculated what we want to do with the new states, to avoid races. - if "last_active" in state: - state["last_active_ago"] = int( - self.clock.time_msec() - state.pop("last_active") - ) + to_notify = {} # Changes we want to notify everyone about + to_federation_ping = {} # These need sending keep-alives - if as_event: - content = state + for new_state in new_states: + user_id = new_state.user_id - content["user_id"] = target_user.to_string() + # Its fine to not hit the database here, as the only thing not in + # the current state cache are OFFLINE states, where the only field + # of interest is last_active which is safe enough to assume is 0 + # here. + prev_state = self.user_to_current_state.get( + user_id, UserPresenceState.default(user_id) + ) - if "last_active" in content: - content["last_active_ago"] = int( - self._clock.time_msec() - content.pop("last_active") + new_state, should_notify, should_ping = handle_update( + prev_state, new_state, + is_mine=self.hs.is_mine_id(user_id), + wheel_timer=self.wheel_timer, + now=now ) - defer.returnValue({"type": "m.presence", "content": content}) - else: - defer.returnValue(state) + self.user_to_current_state[user_id] = new_state - @defer.inlineCallbacks - def get_states(self, target_users, auth_user, as_event=False, check_auth=True): - """A batched version of the `get_state` method that accepts a list of - `target_users` + if should_notify: + to_notify[user_id] = new_state + elif should_ping: + to_federation_ping[user_id] = new_state - Args: - target_users (list): The list of UserID's whose presence we want - auth_user (UserID): The user requesting the presence, used for - checking if said user is allowed to see the persence of the - `target_users` - as_event (bool): Format the return as an event or not? - check_auth (bool): Perform the auth checks or not? + # TODO: We should probably ensure there are no races hereafter - Returns: - dict: A mapping from user -> presence_state - """ - local_users, remote_users = partitionbool( - target_users, - lambda u: self.hs.is_mine(u) - ) + presence_updates_counter.inc_by(len(new_states)) - if check_auth: - for user in local_users: - visible = yield self.is_presence_visible( - observer_user=auth_user, - observed_user=user + if to_notify: + notified_presence_counter.inc_by(len(to_notify)) + yield self._persist_and_notify(to_notify.values()) + + self.unpersisted_users_changes |= set(s.user_id for s in new_states) + self.unpersisted_users_changes -= set(to_notify.keys()) + + to_federation_ping = { + user_id: state for user_id, state in to_federation_ping.items() + if user_id not in to_notify + } + if to_federation_ping: + federation_presence_out_counter.inc_by(len(to_federation_ping)) + + _, _, hosts_to_states = yield self._get_interested_parties( + to_federation_ping.values() ) - if not visible: - raise SynapseError(404, "Presence information not visible") + self._push_to_remotes(hosts_to_states) + + def _handle_timeouts(self): + """Checks the presence of users that have timed out and updates as + appropriate. + """ + now = self.clock.time_msec() + + with Measure(self.clock, "presence_handle_timeouts"): + # Fetch the list of users that *may* have timed out. Things may have + # changed since the timeout was set, so we won't necessarily have to + # take any action. + users_to_check = self.wheel_timer.fetch(now) - results = {} - if local_users: - for user in local_users: - if user in self._user_cachemap: - results[user] = self._user_cachemap[user].get_state() + states = [ + self.user_to_current_state.get( + user_id, UserPresenceState.default(user_id) + ) + for user_id in set(users_to_check) + ] - local_to_user = {u.localpart: u for u in local_users} + timers_fired_counter.inc_by(len(states)) - states = yield self.store.get_presence_states( - [u.localpart for u in local_users if u not in results] + changes = handle_timeouts( + states, + is_mine_fn=self.hs.is_mine_id, + user_to_num_current_syncs=self.user_to_num_current_syncs, + now=now, ) - for local_part, state in states.items(): - if state is None: - continue - res = {"presence": state["state"]} - if "status_msg" in state and state["status_msg"]: - res["status_msg"] = state["status_msg"] - results[local_to_user[local_part]] = res - - for user in remote_users: - # TODO(paul): Have remote server send us permissions set - results[user] = self._get_or_offline_usercache(user).get_state() - - for state in results.values(): - if "last_active" in state: - state["last_active_ago"] = int( - self.clock.time_msec() - state.pop("last_active") - ) + preserve_fn(self._update_states)(changes) - if as_event: - for user, state in results.items(): - content = state - content["user_id"] = user.to_string() + @defer.inlineCallbacks + def bump_presence_active_time(self, user): + """We've seen the user do something that indicates they're interacting + with the app. + """ + user_id = user.to_string() - if "last_active" in content: - content["last_active_ago"] = int( - self._clock.time_msec() - content.pop("last_active") - ) + bump_active_time_counter.inc() - results[user] = {"type": "m.presence", "content": content} + prev_state = yield self.current_state_for_user(user_id) - defer.returnValue(results) + new_fields = { + "last_active_ts": self.clock.time_msec(), + } + if prev_state.state == PresenceState.UNAVAILABLE: + new_fields["state"] = PresenceState.ONLINE + + yield self._update_states([prev_state.copy_and_replace(**new_fields)]) @defer.inlineCallbacks - @log_function - def set_state(self, target_user, auth_user, state): - # return - # TODO (erikj): Turn this back on. Why did we end up sending EDUs - # everywhere? + def user_syncing(self, user_id, affect_presence=True): + """Returns a context manager that should surround any stream requests + from the user. - if not self.hs.is_mine(target_user): - raise SynapseError(400, "User is not hosted on this Home Server") + This allows us to keep track of who is currently streaming and who isn't + without having to have timers outside of this module to avoid flickering + when users disconnect/reconnect. + + Args: + user_id (str) + affect_presence (bool): If false this function will be a no-op. + Useful for streams that are not associated with an actual + client that is being used by a user. + """ + if affect_presence: + curr_sync = self.user_to_num_current_syncs.get(user_id, 0) + self.user_to_num_current_syncs[user_id] = curr_sync + 1 + + prev_state = yield self.current_state_for_user(user_id) + if prev_state.state == PresenceState.OFFLINE: + # If they're currently offline then bring them online, otherwise + # just update the last sync times. + yield self._update_states([prev_state.copy_and_replace( + state=PresenceState.ONLINE, + last_active_ts=self.clock.time_msec(), + last_user_sync_ts=self.clock.time_msec(), + )]) + else: + yield self._update_states([prev_state.copy_and_replace( + last_user_sync_ts=self.clock.time_msec(), + )]) - if target_user != auth_user: - raise AuthError(400, "Cannot set another user's presence") + @defer.inlineCallbacks + def _end(): + if affect_presence: + self.user_to_num_current_syncs[user_id] -= 1 - if "status_msg" not in state: - state["status_msg"] = None + prev_state = yield self.current_state_for_user(user_id) + yield self._update_states([prev_state.copy_and_replace( + last_user_sync_ts=self.clock.time_msec(), + )]) - for k in state.keys(): - if k not in ("presence", "status_msg"): - raise SynapseError( - 400, "Unexpected presence state key '%s'" % (k,) - ) + @contextmanager + def _user_syncing(): + try: + yield + finally: + preserve_fn(_end)() - if state["presence"] not in self.STATE_LEVELS: - raise SynapseError(400, "'%s' is not a valid presence state" % ( - state["presence"], - )) + defer.returnValue(_user_syncing()) - logger.debug("Updating presence state of %s to %s", - target_user.localpart, state["presence"]) + @defer.inlineCallbacks + def current_state_for_user(self, user_id): + """Get the current presence state for a user. + """ + res = yield self.current_state_for_users([user_id]) + defer.returnValue(res[user_id]) - state_to_store = dict(state) - state_to_store["state"] = state_to_store.pop("presence") + @defer.inlineCallbacks + def current_state_for_users(self, user_ids): + """Get the current presence state for multiple users. - statuscache = self._get_or_offline_usercache(target_user) - was_level = self.STATE_LEVELS[statuscache.get_state()["presence"]] - now_level = self.STATE_LEVELS[state["presence"]] + Returns: + dict: `user_id` -> `UserPresenceState` + """ + states = { + user_id: self.user_to_current_state.get(user_id, None) + for user_id in user_ids + } + + missing = [user_id for user_id, state in states.items() if not state] + if missing: + # There are things not in our in memory cache. Lets pull them out of + # the database. + res = yield self.store.get_presence_for_users(missing) + states.update({state.user_id: state for state in res}) + + missing = [user_id for user_id, state in states.items() if not state] + if missing: + new = { + user_id: UserPresenceState.default(user_id) + for user_id in missing + } + states.update(new) + self.user_to_current_state.update(new) - yield self.store.set_presence_state( - target_user.localpart, state_to_store - ) - yield collect_presencelike_data(self.distributor, target_user, state) + defer.returnValue(states) + + @defer.inlineCallbacks + def _get_interested_parties(self, states): + """Given a list of states return which entities (rooms, users, servers) + are interested in the given states. + + Returns: + 3-tuple: `(room_ids_to_states, users_to_states, hosts_to_states)`, + with each item being a dict of `entity_name` -> `[UserPresenceState]` + """ + room_ids_to_states = {} + users_to_states = {} + for state in states: + events = yield self.store.get_rooms_for_user(state.user_id) + for e in events: + room_ids_to_states.setdefault(e.room_id, []).append(state) + + plist = yield self.store.get_presence_list_observers_accepted(state.user_id) + for u in plist: + users_to_states.setdefault(u, []).append(state) + + # Always notify self + users_to_states.setdefault(state.user_id, []).append(state) + + hosts_to_states = {} + for room_id, states in room_ids_to_states.items(): + local_states = filter(lambda s: self.hs.is_mine_id(s.user_id), states) + if not local_states: + continue - if now_level > was_level: - state["last_active"] = self.clock.time_msec() + hosts = yield self.store.get_joined_hosts_for_room(room_id) + for host in hosts: + hosts_to_states.setdefault(host, []).extend(local_states) - now_online = state["presence"] != PresenceState.OFFLINE - was_polling = target_user in self._user_cachemap + for user_id, states in users_to_states.items(): + local_states = filter(lambda s: self.hs.is_mine_id(s.user_id), states) + if not local_states: + continue - if now_online and not was_polling: - self.start_polling_presence(target_user, state=state) - elif not now_online and was_polling: - self.stop_polling_presence(target_user) + host = UserID.from_string(user_id).domain + hosts_to_states.setdefault(host, []).extend(local_states) - # TODO(paul): perform a presence push as part of start/stop poll so - # we don't have to do this all the time - yield self.changed_presencelike_data(target_user, state) + # TODO: de-dup hosts_to_states, as a single host might have multiple + # of same presence - def bump_presence_active_time(self, user, now=None): - if now is None: - now = self.clock.time_msec() + defer.returnValue((room_ids_to_states, users_to_states, hosts_to_states)) - prev_state = self._get_or_make_usercache(user) - if now - prev_state.state.get("last_active", 0) < LAST_ACTIVE_GRANULARITY: - return + @defer.inlineCallbacks + def _persist_and_notify(self, states): + """Persist states in the database, poke the notifier and send to + interested remote servers + """ + stream_id, max_token = yield self.store.update_presence(states) - self.changed_presencelike_data(user, {"last_active": now}) + parties = yield self._get_interested_parties(states) + room_ids_to_states, users_to_states, hosts_to_states = parties - def get_joined_rooms_for_user(self, user): - """Get the list of rooms a user is joined to. + self.notifier.on_new_event( + "presence_key", stream_id, rooms=room_ids_to_states.keys(), + users=[UserID.from_string(u) for u in users_to_states.keys()] + ) + + self._push_to_remotes(hosts_to_states) + + def _push_to_remotes(self, hosts_to_states): + """Sends state updates to remote servers. Args: - user(UserID): The user. - Returns: - A Deferred of a list of room id strings. + hosts_to_states (dict): Mapping `server_name` -> `[UserPresenceState]` + """ + now = self.clock.time_msec() + for host, states in hosts_to_states.items(): + self.federation.send_edu( + destination=host, + edu_type="m.presence", + content={ + "push": [ + _format_user_presence_state(state, now) + for state in states + ] + } + ) + + @defer.inlineCallbacks + def incoming_presence(self, origin, content): + """Called when we receive a `m.presence` EDU from a remote server. """ - rm_handler = self.homeserver.get_handlers().room_member_handler - return rm_handler.get_joined_rooms_for_user(user) + now = self.clock.time_msec() + updates = [] + for push in content.get("push", []): + # A "push" contains a list of presence that we are probably interested + # in. + # TODO: Actually check if we're interested, rather than blindly + # accepting presence updates. + user_id = push.get("user_id", None) + if not user_id: + logger.info( + "Got presence update from %r with no 'user_id': %r", + origin, push, + ) + continue + + presence_state = push.get("presence", None) + if not presence_state: + logger.info( + "Got presence update from %r with no 'presence_state': %r", + origin, push, + ) + continue + + new_fields = { + "state": presence_state, + "last_federation_update_ts": now, + } - def get_joined_users_for_room_id(self, room_id): - rm_handler = self.homeserver.get_handlers().room_member_handler - return rm_handler.get_room_members(room_id) + last_active_ago = push.get("last_active_ago", None) + if last_active_ago is not None: + new_fields["last_active_ts"] = now - last_active_ago + + new_fields["status_msg"] = push.get("status_msg", None) + new_fields["currently_active"] = push.get("currently_active", False) + + prev_state = yield self.current_state_for_user(user_id) + updates.append(prev_state.copy_and_replace(**new_fields)) + + if updates: + federation_presence_counter.inc_by(len(updates)) + yield self._update_states(updates) @defer.inlineCallbacks - def changed_presencelike_data(self, user, state): - """Updates the presence state of a local user. + def get_state(self, target_user, as_event=False): + results = yield self.get_states( + [target_user.to_string()], + as_event=as_event, + ) + + defer.returnValue(results[0]) + + @defer.inlineCallbacks + def get_states(self, target_user_ids, as_event=False): + """Get the presence state for users. Args: - user(UserID): The user being updated. - state(dict): The new presence state for the user. + target_user_ids (list) + as_event (bool): Whether to format it as a client event or not. + Returns: - A Deferred + list """ - self._user_cachemap_latest_serial += 1 - statuscache = yield self.update_presence_cache(user, state) - yield self.push_presence(user, statuscache=statuscache) - @log_function - def started_user_eventstream(self, user): - # TODO(paul): Use "last online" state - return self.set_state(user, user, {"presence": PresenceState.ONLINE}) + updates = yield self.current_state_for_users(target_user_ids) + updates = updates.values() - @log_function - def stopped_user_eventstream(self, user): - # TODO(paul): Save current state as "last online" state - return self.set_state(user, user, {"presence": PresenceState.OFFLINE}) + for user_id in set(target_user_ids) - set(u.user_id for u in updates): + updates.append(UserPresenceState.default(user_id)) + + now = self.clock.time_msec() + if as_event: + defer.returnValue([ + { + "type": "m.presence", + "content": _format_user_presence_state(state, now), + } + for state in updates + ]) + else: + defer.returnValue([ + _format_user_presence_state(state, now) for state in updates + ]) @defer.inlineCallbacks - def user_joined_room(self, user, room_id): - """Called via the distributor whenever a user joins a room. - Notifies the new member of the presence of the current members. - Notifies the current members of the room of the new member's presence. + def set_state(self, target_user, state): + """Set the presence state of the user. + """ + status_msg = state.get("status_msg", None) + presence = state["presence"] - Args: - user(UserID): The user who joined the room. - room_id(str): The room id the user joined. + valid_presence = ( + PresenceState.ONLINE, PresenceState.UNAVAILABLE, PresenceState.OFFLINE + ) + if presence not in valid_presence: + raise SynapseError(400, "Invalid presence state") + + user_id = target_user.to_string() + + prev_state = yield self.current_state_for_user(user_id) + + new_fields = { + "state": presence, + "status_msg": status_msg if presence != PresenceState.OFFLINE else None + } + + if presence == PresenceState.ONLINE: + new_fields["last_active_ts"] = self.clock.time_msec() + + yield self._update_states([prev_state.copy_and_replace(**new_fields)]) + + @defer.inlineCallbacks + def user_joined_room(self, user, room_id): + """Called (via the distributor) when a user joins a room. This funciton + sends presence updates to servers, either: + 1. the joining user is a local user and we send their presence to + all servers in the room. + 2. the joining user is a remote user and so we send presence for all + local users in the room. """ + # We only need to send presence to servers that don't have it yet. We + # don't need to send to local clients here, as that is done as part + # of the event stream/sync. + # TODO: Only send to servers not already in the room. if self.hs.is_mine(user): - # No actual update but we need to bump the serial anyway for the - # event source - self._user_cachemap_latest_serial += 1 - statuscache = yield self.update_presence_cache( - user, room_ids=[room_id] - ) - self.push_update_to_local_and_remote( - observed_user=user, - room_ids=[room_id], - statuscache=statuscache, - ) + state = yield self.current_state_for_user(user.to_string()) - # We also want to tell them about current presence of people. - curr_users = yield self.get_joined_users_for_room_id(room_id) + hosts = yield self.store.get_joined_hosts_for_room(room_id) + self._push_to_remotes({host: (state,) for host in hosts}) + else: + user_ids = yield self.store.get_users_in_room(room_id) + user_ids = filter(self.hs.is_mine_id, user_ids) - for local_user in [c for c in curr_users if self.hs.is_mine(c)]: - statuscache = yield self.update_presence_cache( - local_user, room_ids=[room_id], add_to_cache=False - ) + states = yield self.current_state_for_users(user_ids) - self.push_update_to_local_and_remote( - observed_user=local_user, - users_to_push=[user], - statuscache=statuscache, - ) + self._push_to_remotes({user.domain: states.values()}) @defer.inlineCallbacks - def send_presence_invite(self, observer_user, observed_user): - """Request the presence of a local or remote user for a local user""" + def get_presence_list(self, observer_user, accepted=None): + """Returns the presence for all users in their presence list. + """ if not self.hs.is_mine(observer_user): raise SynapseError(400, "User is not hosted on this Home Server") + presence_list = yield self.store.get_presence_list( + observer_user.localpart, accepted=accepted + ) + + results = yield self.get_states( + target_user_ids=[row["observed_user_id"] for row in presence_list], + as_event=False, + ) + + is_accepted = { + row["observed_user_id"]: row["accepted"] for row in presence_list + } + + for result in results: + result.update({ + "accepted": is_accepted, + }) + + defer.returnValue(results) + + @defer.inlineCallbacks + def send_presence_invite(self, observer_user, observed_user): + """Sends a presence invite. + """ yield self.store.add_presence_list_pending( observer_user.localpart, observed_user.to_string() ) @@ -495,59 +672,40 @@ class PresenceHandler(BaseHandler): ) @defer.inlineCallbacks - def _should_accept_invite(self, observed_user, observer_user): - if not self.hs.is_mine(observed_user): - defer.returnValue(False) - - row = yield self.store.has_presence_state(observed_user.localpart) - if not row: - defer.returnValue(False) - - # TODO(paul): Eventually we'll ask the user's permission for this - # before accepting. For now just accept any invite request - defer.returnValue(True) - - @defer.inlineCallbacks def invite_presence(self, observed_user, observer_user): - """Handles a m.presence_invite EDU. A remote or local user has - requested presence updates for a local user. If the invite is accepted - then allow the local or remote user to see the presence of the local - user. - - Args: - observed_user(UserID): The local user whose presence is requested. - observer_user(UserID): The remote or local user requesting presence. + """Handles new presence invites. """ - accept = yield self._should_accept_invite(observed_user, observer_user) - - if accept: - yield self.store.allow_presence_visible( - observed_user.localpart, observer_user.to_string() - ) + if not self.hs.is_mine(observed_user): + raise SynapseError(400, "User is not hosted on this Home Server") + # TODO: Don't auto accept if self.hs.is_mine(observer_user): - if accept: - yield self.accept_presence(observed_user, observer_user) - else: - yield self.deny_presence(observed_user, observer_user) + yield self.accept_presence(observed_user, observer_user) else: - edu_type = "m.presence_accept" if accept else "m.presence_deny" - - yield self.federation.send_edu( + self.federation.send_edu( destination=observer_user.domain, - edu_type=edu_type, + edu_type="m.presence_accept", content={ "observed_user": observed_user.to_string(), "observer_user": observer_user.to_string(), } ) + state_dict = yield self.get_state(observed_user, as_event=False) + + self.federation.send_edu( + destination=observer_user.domain, + edu_type="m.presence", + content={ + "push": [state_dict] + } + ) + @defer.inlineCallbacks def accept_presence(self, observed_user, observer_user): """Handles a m.presence_accept EDU. Mark a presence invite from a local or remote user as accepted in a local user's presence list. Starts polling for presence updates from the local or remote user. - Args: observed_user(UserID): The user to update in the presence list. observer_user(UserID): The owner of the presence list to update. @@ -556,15 +714,10 @@ class PresenceHandler(BaseHandler): observer_user.localpart, observed_user.to_string() ) - self.start_polling_presence( - observer_user, target_user=observed_user - ) - @defer.inlineCallbacks def deny_presence(self, observed_user, observer_user): """Handle a m.presence_deny EDU. Removes a local or remote user from a local user's presence list. - Args: observed_user(UserID): The local or remote user to remove from the list. @@ -582,7 +735,6 @@ class PresenceHandler(BaseHandler): def drop(self, observed_user, observer_user): """Remove a local or remote user from a local user's presence list and unsubscribe the local user from updates that user. - Args: observed_user(UserId): The local or remote user to remove from the list. @@ -597,710 +749,353 @@ class PresenceHandler(BaseHandler): observer_user.localpart, observed_user.to_string() ) - self.stop_polling_presence( - observer_user, target_user=observed_user - ) - - @defer.inlineCallbacks - def get_presence_list(self, observer_user, accepted=None): - """Get the presence list for a local user. The retured list includes - the current presence state for each user listed. - - Args: - observer_user(UserID): The local user whose presence list to fetch. - accepted(bool or None): If not none then only include users who - have or have not accepted the presence invite request. - Returns: - A Deferred list of presence state events. - """ - if not self.hs.is_mine(observer_user): - raise SynapseError(400, "User is not hosted on this Home Server") - - presence_list = yield self.store.get_presence_list( - observer_user.localpart, accepted=accepted - ) - - results = [] - for row in presence_list: - observed_user = UserID.from_string(row["observed_user_id"]) - result = { - "observed_user": observed_user, "accepted": row["accepted"] - } - result.update( - self._get_or_offline_usercache(observed_user).get_state() - ) - if "last_active" in result: - result["last_active_ago"] = int( - self.clock.time_msec() - result.pop("last_active") - ) - results.append(result) - - defer.returnValue(results) + # TODO: Inform the remote that we've dropped the presence list. @defer.inlineCallbacks - @log_function - def start_polling_presence(self, user, target_user=None, state=None): - """Subscribe a local user to presence updates from a local or remote - user. If no target_user is supplied then subscribe to all users stored - in the presence list for the local user. - - Additonally this pushes the current presence state of this user to all - target_users. That state can be provided directly or will be read from - the stored state for the local user. - - Also this attempts to notify the local user of the current state of - any local target users. - - Args: - user(UserID): The local user that whishes for presence updates. - target_user(UserID): The local or remote user whose updates are - wanted. - state(dict): Optional presence state for the local user. + def is_visible(self, observed_user, observer_user): + """Returns whether a user can see another user's presence. """ - logger.debug("Start polling for presence from %s", user) - - if target_user: - target_users = set([target_user]) - room_ids = [] - else: - presence = yield self.store.get_presence_list( - user.localpart, accepted=True - ) - target_users = set([ - UserID.from_string(x["observed_user_id"]) for x in presence - ]) + observer_rooms = yield self.store.get_rooms_for_user(observer_user.to_string()) + observed_rooms = yield self.store.get_rooms_for_user(observed_user.to_string()) - # Also include people in all my rooms + observer_room_ids = set(r.room_id for r in observer_rooms) + observed_room_ids = set(r.room_id for r in observed_rooms) - room_ids = yield self.get_joined_rooms_for_user(user) + if observer_room_ids & observed_room_ids: + defer.returnValue(True) - if state is None: - state = yield self.store.get_presence_state(user.localpart) - else: - # statuscache = self._get_or_make_usercache(user) - # self._user_cachemap_latest_serial += 1 - # statuscache.update(state, self._user_cachemap_latest_serial) - pass - - yield self.push_update_to_local_and_remote( - observed_user=user, - users_to_push=target_users, - room_ids=room_ids, - statuscache=self._get_or_make_usercache(user), + accepted_observers = yield self.store.get_presence_list_observers_accepted( + observed_user.to_string() ) - for target_user in target_users: - if self.hs.is_mine(target_user): - self._start_polling_local(user, target_user) - - # We want to tell the person that just came online - # presence state of people they are interested in? - self.push_update_to_clients( - users_to_push=[user], - ) - - deferreds = [] - remote_users = [u for u in target_users if not self.hs.is_mine(u)] - remoteusers_by_domain = partition(remote_users, lambda u: u.domain) - # Only poll for people in our get_presence_list - for domain in remoteusers_by_domain: - remoteusers = remoteusers_by_domain[domain] - - deferreds.append(self._start_polling_remote( - user, domain, remoteusers - )) + defer.returnValue(observer_user.to_string() in accepted_observers) - yield defer.DeferredList(deferreds, consumeErrors=True) - - def _start_polling_local(self, user, target_user): - """Subscribe a local user to presence updates for a local user - - Args: - user(UserId): The local user that wishes for updates. - target_user(UserId): The local users whose updates are wanted. + @defer.inlineCallbacks + def get_all_presence_updates(self, last_id, current_id): """ - target_localpart = target_user.localpart - - if target_localpart not in self._local_pushmap: - self._local_pushmap[target_localpart] = set() - - self._local_pushmap[target_localpart].add(user) - - def _start_polling_remote(self, user, domain, remoteusers): - """Subscribe a local user to presence updates for remote users on a - given remote domain. - - Args: - user(UserID): The local user that wishes for updates. - domain(str): The remote server the local user wants updates from. - remoteusers(UserID): The remote users that local user wants to be - told about. - Returns: - A Deferred. + Gets a list of presence update rows from between the given stream ids. + Each row has: + - stream_id(str) + - user_id(str) + - state(str) + - last_active_ts(int) + - last_federation_update_ts(int) + - last_user_sync_ts(int) + - status_msg(int) + - currently_active(int) """ - to_poll = set() - - for u in remoteusers: - if u not in self._remote_recvmap: - self._remote_recvmap[u] = set() - to_poll.add(u) - - self._remote_recvmap[u].add(user) + # TODO(markjh): replicate the unpersisted changes. + # This could use the in-memory stores for recent changes. + rows = yield self.store.get_all_presence_updates(last_id, current_id) + defer.returnValue(rows) - if not to_poll: - return defer.succeed(None) - - return self.federation.send_edu( - destination=domain, - edu_type="m.presence", - content={"poll": [u.to_string() for u in to_poll]} - ) - - @log_function - def stop_polling_presence(self, user, target_user=None): - """Unsubscribe a local user from presence updates from a local or - remote user. If no target user is supplied then unsubscribe the user - from all presence updates that the user had subscribed to. - - Args: - user(UserID): The local user that no longer wishes for updates. - target_user(UserID or None): The user whose updates are no longer - wanted. - Returns: - A Deferred. - """ - logger.debug("Stop polling for presence from %s", user) - if not target_user or self.hs.is_mine(target_user): - self._stop_polling_local(user, target_user=target_user) +def should_notify(old_state, new_state): + """Decides if a presence state change should be sent to interested parties. + """ + if old_state.status_msg != new_state.status_msg: + return True - deferreds = [] + if old_state.state == PresenceState.ONLINE: + if new_state.state != PresenceState.ONLINE: + # Always notify for online -> anything + return True - if target_user: - if target_user not in self._remote_recvmap: - return - target_users = set([target_user]) - else: - target_users = self._remote_recvmap.keys() + if new_state.currently_active != old_state.currently_active: + return True - remoteusers = [u for u in target_users - if user in self._remote_recvmap[u]] - remoteusers_by_domain = partition(remoteusers, lambda u: u.domain) + if new_state.last_active_ts - old_state.last_active_ts > LAST_ACTIVE_GRANULARITY: + # Always notify for a transition where last active gets bumped. + return True - for domain in remoteusers_by_domain: - remoteusers = remoteusers_by_domain[domain] + if old_state.state != new_state.state: + return True - deferreds.append( - self._stop_polling_remote(user, domain, remoteusers) - ) + return False - return defer.DeferredList(deferreds, consumeErrors=True) - def _stop_polling_local(self, user, target_user): - """Unsubscribe a local user from presence updates from a local user on - this server. +def _format_user_presence_state(state, now): + """Convert UserPresenceState to a format that can be sent down to clients + and to other servers. + """ + content = { + "presence": state.state, + "user_id": state.user_id, + } + if state.last_active_ts: + content["last_active_ago"] = now - state.last_active_ts + if state.status_msg and state.state != PresenceState.OFFLINE: + content["status_msg"] = state.status_msg + if state.state == PresenceState.ONLINE: + content["currently_active"] = state.currently_active - Args: - user(UserID): The local user that no longer wishes for updates. - target_user(UserID): The user whose updates are no longer wanted. - """ - for localpart in self._local_pushmap.keys(): - if target_user and localpart != target_user.localpart: - continue + return content - if user in self._local_pushmap[localpart]: - self._local_pushmap[localpart].remove(user) - if not self._local_pushmap[localpart]: - del self._local_pushmap[localpart] +class PresenceEventSource(object): + def __init__(self, hs): + self.hs = hs + self.clock = hs.get_clock() + self.store = hs.get_datastore() + @defer.inlineCallbacks @log_function - def _stop_polling_remote(self, user, domain, remoteusers): - """Unsubscribe a local user from presence updates from remote users on - a given domain. - - Args: - user(UserID): The local user that no longer wishes for updates. - domain(str): The remote server to unsubscribe from. - remoteusers([UserID]): The users on that remote server that the - local user no longer wishes to be updated about. - Returns: - A Deferred. - """ - to_unpoll = set() - - for u in remoteusers: - self._remote_recvmap[u].remove(user) - - if not self._remote_recvmap[u]: - del self._remote_recvmap[u] - to_unpoll.add(u) + def get_new_events(self, user, from_key, room_ids=None, include_offline=True, + **kwargs): + # The process for getting presence events are: + # 1. Get the rooms the user is in. + # 2. Get the list of user in the rooms. + # 3. Get the list of users that are in the user's presence list. + # 4. If there is a from_key set, cross reference the list of users + # with the `presence_stream_cache` to see which ones we actually + # need to check. + # 5. Load current state for the users. + # + # We don't try and limit the presence updates by the current token, as + # sending down the rare duplicate is not a concern. + + with Measure(self.clock, "presence.get_new_events"): + user_id = user.to_string() + if from_key is not None: + from_key = int(from_key) + room_ids = room_ids or [] - if not to_unpoll: - return defer.succeed(None) + presence = self.hs.get_handlers().presence_handler + stream_change_cache = self.store.presence_stream_cache - return self.federation.send_edu( - destination=domain, - edu_type="m.presence", - content={"unpoll": [u.to_string() for u in to_unpoll]} - ) + if not room_ids: + rooms = yield self.store.get_rooms_for_user(user_id) + room_ids = set(e.room_id for e in rooms) + else: + room_ids = set(room_ids) + + max_token = self.store.get_current_presence_token() + + plist = yield self.store.get_presence_list_accepted(user.localpart) + friends = set(row["observed_user_id"] for row in plist) + friends.add(user_id) # So that we receive our own presence + + user_ids_changed = set() + changed = None + if from_key and max_token - from_key < 100: + # For small deltas, its quicker to get all changes and then + # work out if we share a room or they're in our presence list + changed = stream_change_cache.get_all_entities_changed(from_key) + + # get_all_entities_changed can return None + if changed is not None: + for other_user_id in changed: + if other_user_id in friends: + user_ids_changed.add(other_user_id) + continue + other_rooms = yield self.store.get_rooms_for_user(other_user_id) + if room_ids.intersection(e.room_id for e in other_rooms): + user_ids_changed.add(other_user_id) + continue + else: + # Too many possible updates. Find all users we can see and check + # if any of them have changed. + user_ids_to_check = set() + for room_id in room_ids: + users = yield self.store.get_users_in_room(room_id) + user_ids_to_check.update(users) + + user_ids_to_check.update(friends) + + # Always include yourself. Only really matters for when the user is + # not in any rooms, but still. + user_ids_to_check.add(user_id) + + if from_key: + user_ids_changed = stream_change_cache.get_entities_changed( + user_ids_to_check, from_key, + ) + else: + user_ids_changed = user_ids_to_check - @defer.inlineCallbacks - @log_function - def push_presence(self, user, statuscache): - """ - Notify local and remote users of a change in presence of a local user. - Pushes the update to local clients and remote domains that are directly - subscribed to the presence of the local user. - Also pushes that update to any local user or remote domain that shares - a room with the local user. + updates = yield presence.current_state_for_users(user_ids_changed) - Args: - user(UserID): The local user whose presence was updated. - statuscache(UserPresenceCache): Cache of the user's presence state - Returns: - A Deferred. - """ - assert(self.hs.is_mine(user)) + now = self.clock.time_msec() - logger.debug("Pushing presence update from %s", user) + defer.returnValue(([ + { + "type": "m.presence", + "content": _format_user_presence_state(s, now), + } + for s in updates.values() + if include_offline or s.state != PresenceState.OFFLINE + ], max_token)) - localusers = set(self._local_pushmap.get(user.localpart, set())) - remotedomains = set(self._remote_sendmap.get(user.localpart, set())) + def get_current_key(self): + return self.store.get_current_presence_token() - # Reflect users' status changes back to themselves, so UIs look nice - # and also user is informed of server-forced pushes - localusers.add(user) + def get_pagination_rows(self, user, pagination_config, key): + return self.get_new_events(user, from_key=None, include_offline=False) - room_ids = yield self.get_joined_rooms_for_user(user) - if not localusers and not room_ids: - defer.returnValue(None) +def handle_timeouts(user_states, is_mine_fn, user_to_num_current_syncs, now): + """Checks the presence of users that have timed out and updates as + appropriate. - yield self.push_update_to_local_and_remote( - observed_user=user, - users_to_push=localusers, - remote_domains=remotedomains, - room_ids=room_ids, - statuscache=statuscache, - ) - yield user_presence_changed(self.distributor, user, statuscache) + Args: + user_states(list): List of UserPresenceState's to check. + is_mine_fn (fn): Function that returns if a user_id is ours + user_to_num_current_syncs (dict): Mapping of user_id to number of currently + active syncs. + now (int): Current time in ms. - @defer.inlineCallbacks - def incoming_presence(self, origin, content): - """Handle an incoming m.presence EDU. - For each presence update in the "push" list update our local cache and - notify the appropriate local clients. Only clients that share a room - or are directly subscribed to the presence for a user should be - notified of the update. - For each subscription request in the "poll" list start pushing presence - updates to the remote server. - For unsubscribe request in the "unpoll" list stop pushing presence - updates to the remote server. + Returns: + List of UserPresenceState updates + """ + changes = {} # Actual changes we need to notify people about - Args: - orgin(str): The source of this m.presence EDU. - content(dict): The content of this m.presence EDU. - Returns: - A Deferred. - """ - deferreds = [] + for state in user_states: + is_mine = is_mine_fn(state.user_id) - for push in content.get("push", []): - user = UserID.from_string(push["user_id"]) + new_state = handle_timeout(state, is_mine, user_to_num_current_syncs, now) + if new_state: + changes[state.user_id] = new_state - logger.debug("Incoming presence update from %s", user) + return changes.values() - observers = set(self._remote_recvmap.get(user, set())) - if observers: - logger.debug( - " | %d interested local observers %r", len(observers), observers - ) - room_ids = yield self.get_joined_rooms_for_user(user) - if room_ids: - logger.debug(" | %d interested room IDs %r", len(room_ids), room_ids) +def handle_timeout(state, is_mine, user_to_num_current_syncs, now): + """Checks the presence of the user to see if any of the timers have elapsed - state = dict(push) - del state["user_id"] + Args: + state (UserPresenceState) + is_mine (bool): Whether the user is ours + user_to_num_current_syncs (dict): Mapping of user_id to number of currently + active syncs. + now (int): Current time in ms. - if "presence" not in state: - logger.warning( - "Received a presence 'push' EDU from %s without a" - " 'presence' key", origin + Returns: + A UserPresenceState update or None if no update. + """ + if state.state == PresenceState.OFFLINE: + # No timeouts are associated with offline states. + return None + + changed = False + user_id = state.user_id + + if is_mine: + if state.state == PresenceState.ONLINE: + if now - state.last_active_ts > IDLE_TIMER: + # Currently online, but last activity ages ago so auto + # idle + state = state.copy_and_replace( + state=PresenceState.UNAVAILABLE, ) - continue - - if "last_active_ago" in state: - state["last_active"] = int( - self.clock.time_msec() - state.pop("last_active_ago") + changed = True + elif now - state.last_active_ts > LAST_ACTIVE_GRANULARITY: + # So that we send down a notification that we've + # stopped updating. + changed = True + + if now - state.last_federation_update_ts > FEDERATION_PING_INTERVAL: + # Need to send ping to other servers to ensure they don't + # timeout and set us to offline + changed = True + + # If there are have been no sync for a while (and none ongoing), + # set presence to offline + if not user_to_num_current_syncs.get(user_id, 0): + if now - state.last_user_sync_ts > SYNC_ONLINE_TIMEOUT: + state = state.copy_and_replace( + state=PresenceState.OFFLINE, + status_msg=None, ) - - self._user_cachemap_latest_serial += 1 - yield self.update_presence_cache(user, state, room_ids=room_ids) - - if not observers and not room_ids: - logger.debug(" | no interested observers or room IDs") - continue - - self.push_update_to_clients( - users_to_push=observers, room_ids=room_ids + changed = True + else: + # We expect to be poked occaisonally by the other side. + # This is to protect against forgetful/buggy servers, so that + # no one gets stuck online forever. + if now - state.last_federation_update_ts > FEDERATION_TIMEOUT: + # The other side seems to have disappeared. + state = state.copy_and_replace( + state=PresenceState.OFFLINE, + status_msg=None, ) + changed = True - user_id = user.to_string() - - if state["presence"] == PresenceState.OFFLINE: - self._remote_offline_serials.insert( - 0, - (self._user_cachemap_latest_serial, set([user_id])) - ) - while len(self._remote_offline_serials) > MAX_OFFLINE_SERIALS: - self._remote_offline_serials.pop() # remove the oldest - if user in self._user_cachemap: - del self._user_cachemap[user] - else: - # Remove the user from remote_offline_serials now that they're - # no longer offline - for idx, elem in enumerate(self._remote_offline_serials): - (_, user_ids) = elem - user_ids.discard(user_id) - if not user_ids: - self._remote_offline_serials.pop(idx) - - for poll in content.get("poll", []): - user = UserID.from_string(poll) - - if not self.hs.is_mine(user): - continue - - # TODO(paul) permissions checks - - if user not in self._remote_sendmap: - self._remote_sendmap[user] = set() - - self._remote_sendmap[user].add(origin) - - deferreds.append(self._push_presence_remote(user, origin)) - - for unpoll in content.get("unpoll", []): - user = UserID.from_string(unpoll) + return state if changed else None - if not self.hs.is_mine(user): - continue - - if user in self._remote_sendmap: - self._remote_sendmap[user].remove(origin) - - if not self._remote_sendmap[user]: - del self._remote_sendmap[user] - - yield defer.DeferredList(deferreds, consumeErrors=True) - - @defer.inlineCallbacks - def update_presence_cache(self, user, state={}, room_ids=None, - add_to_cache=True): - """Update the presence cache for a user with a new state and bump the - serial to the latest value. - - Args: - user(UserID): The user being updated - state(dict): The presence state being updated - room_ids(None or list of str): A list of room_ids to update. If - room_ids is None then fetch the list of room_ids the user is - joined to. - add_to_cache: Whether to add an entry to the presence cache if the - user isn't already in the cache. - Returns: - A Deferred UserPresenceCache for the user being updated. - """ - if room_ids is None: - room_ids = yield self.get_joined_rooms_for_user(user) - - for room_id in room_ids: - self._room_serials[room_id] = self._user_cachemap_latest_serial - if add_to_cache: - statuscache = self._get_or_make_usercache(user) - else: - statuscache = self._get_or_offline_usercache(user) - statuscache.update(state, serial=self._user_cachemap_latest_serial) - defer.returnValue(statuscache) - - @defer.inlineCallbacks - def push_update_to_local_and_remote(self, observed_user, statuscache, - users_to_push=[], room_ids=[], - remote_domains=[]): - """Notify local clients and remote servers of a change in the presence - of a user. - Args: - observed_user(UserID): The user to push the presence state for. - statuscache(UserPresenceCache): The cache for the presence state to - push. - users_to_push([UserID]): A list of local and remote users to - notify. - room_ids([str]): Notify the local and remote occupants of these - rooms. - remote_domains([str]): A list of remote servers to notify in - addition to those implied by the users_to_push and the - room_ids. - Returns: - A Deferred. - """ - - localusers, remoteusers = partitionbool( - users_to_push, - lambda u: self.hs.is_mine(u) - ) +def handle_update(prev_state, new_state, is_mine, wheel_timer, now): + """Given a presence update: + 1. Add any appropriate timers. + 2. Check if we should notify anyone. - localusers = set(localusers) + Args: + prev_state (UserPresenceState) + new_state (UserPresenceState) + is_mine (bool): Whether the user is ours + wheel_timer (WheelTimer) + now (int): Time now in ms - self.push_update_to_clients( - users_to_push=localusers, room_ids=room_ids - ) - - remote_domains = set(remote_domains) - remote_domains |= set([r.domain for r in remoteusers]) - for room_id in room_ids: - remote_domains.update( - (yield self.store.get_joined_hosts_for_room(room_id)) - ) - - remote_domains.discard(self.hs.hostname) - - deferreds = [] - for domain in remote_domains: - logger.debug(" | push to remote domain %s", domain) - deferreds.append( - self._push_presence_remote( - observed_user, domain, state=statuscache.get_state() - ) + Returns: + 3-tuple: `(new_state, persist_and_notify, federation_ping)` where: + - new_state: is the state to actually persist + - persist_and_notify (bool): whether to persist and notify people + - federation_ping (bool): whether we should send a ping over federation + """ + user_id = new_state.user_id + + persist_and_notify = False + federation_ping = False + + # If the users are ours then we want to set up a bunch of timers + # to time things out. + if is_mine: + if new_state.state == PresenceState.ONLINE: + # Idle timer + wheel_timer.insert( + now=now, + obj=user_id, + then=new_state.last_active_ts + IDLE_TIMER ) - yield defer.DeferredList(deferreds, consumeErrors=True) - - defer.returnValue((localusers, remote_domains)) - - def push_update_to_clients(self, users_to_push=[], room_ids=[]): - """Notify clients of a new presence event. - - Args: - users_to_push([UserID]): List of users to notify. - room_ids([str]): List of room_ids to notify. - """ - with PreserveLoggingContext(): - self.notifier.on_new_event( - "presence_key", - self._user_cachemap_latest_serial, - users_to_push, - room_ids, + active = now - new_state.last_active_ts < LAST_ACTIVE_GRANULARITY + new_state = new_state.copy_and_replace( + currently_active=active, ) - @defer.inlineCallbacks - def _push_presence_remote(self, user, destination, state=None): - """Push a user's presence to a remote server. If a presence state event - that event is sent. Otherwise a new state event is constructed from the - stored presence state. - The last_active is replaced with last_active_ago in case the wallclock - time on the remote server is different to the time on this server. - Sends an EDU to the remote server with the current presence state. - - Args: - user(UserID): The user to push the presence state for. - destination(str): The remote server to send state to. - state(dict): The state to push, or None to use the current stored - state. - Returns: - A Deferred. - """ - if state is None: - state = yield self.store.get_presence_state(user.localpart) - del state["mtime"] - state["presence"] = state.pop("state") - - if user in self._user_cachemap: - state["last_active"] = ( - self._user_cachemap[user].get_state()["last_active"] + if active: + wheel_timer.insert( + now=now, + obj=user_id, + then=new_state.last_active_ts + LAST_ACTIVE_GRANULARITY ) - yield collect_presencelike_data(self.distributor, user, state) - - if "last_active" in state: - state = dict(state) - state["last_active_ago"] = int( - self.clock.time_msec() - state.pop("last_active") - ) - - user_state = {"user_id": user.to_string(), } - user_state.update(state) - - yield self.federation.send_edu( - destination=destination, - edu_type="m.presence", - content={"push": [user_state, ], } - ) - - -class PresenceEventSource(object): - def __init__(self, hs): - self.hs = hs - self.clock = hs.get_clock() - - @defer.inlineCallbacks - @log_function - def get_new_events(self, user, from_key, room_ids=None, **kwargs): - from_key = int(from_key) - room_ids = room_ids or [] - - presence = self.hs.get_handlers().presence_handler - cachemap = presence._user_cachemap - - max_serial = presence._user_cachemap_latest_serial - - clock = self.clock - latest_serial = 0 - - user_ids_to_check = {user} - presence_list = yield presence.store.get_presence_list( - user.localpart, accepted=True - ) - if presence_list is not None: - user_ids_to_check |= set( - UserID.from_string(p["observed_user_id"]) for p in presence_list + if new_state.state != PresenceState.OFFLINE: + # User has stopped syncing + wheel_timer.insert( + now=now, + obj=user_id, + then=new_state.last_user_sync_ts + SYNC_ONLINE_TIMEOUT ) - for room_id in set(room_ids) & set(presence._room_serials): - if presence._room_serials[room_id] > from_key: - joined = yield presence.get_joined_users_for_room_id(room_id) - user_ids_to_check |= set(joined) - - updates = [] - for observed_user in user_ids_to_check & set(cachemap): - cached = cachemap[observed_user] - - if cached.serial <= from_key or cached.serial > max_serial: - continue - - latest_serial = max(cached.serial, latest_serial) - updates.append(cached.make_event(user=observed_user, clock=clock)) - - # TODO(paul): limit - - for serial, user_ids in presence._remote_offline_serials: - if serial <= from_key: - break - - if serial > max_serial: - continue - - latest_serial = max(latest_serial, serial) - for u in user_ids: - updates.append({ - "type": "m.presence", - "content": {"user_id": u, "presence": PresenceState.OFFLINE}, - }) - # TODO(paul): For the v2 API we want to tell the client their from_key - # is too old if we fell off the end of the _remote_offline_serials - # list, and get them to invalidate+resync. In v1 we have no such - # concept so this is a best-effort result. - - if updates: - defer.returnValue((updates, latest_serial)) - else: - defer.returnValue(([], presence._user_cachemap_latest_serial)) - - def get_current_key(self): - presence = self.hs.get_handlers().presence_handler - return presence._user_cachemap_latest_serial - - @defer.inlineCallbacks - def get_pagination_rows(self, user, pagination_config, key): - # TODO (erikj): Does this make sense? Ordering? - - from_key = int(pagination_config.from_key) - - if pagination_config.to_key: - to_key = int(pagination_config.to_key) - else: - to_key = -1 - presence = self.hs.get_handlers().presence_handler - cachemap = presence._user_cachemap + last_federate = new_state.last_federation_update_ts + if now - last_federate > FEDERATION_PING_INTERVAL: + # Been a while since we've poked remote servers + new_state = new_state.copy_and_replace( + last_federation_update_ts=now, + ) + federation_ping = True - user_ids_to_check = {user} - presence_list = yield presence.store.get_presence_list( - user.localpart, accepted=True + else: + wheel_timer.insert( + now=now, + obj=user_id, + then=new_state.last_federation_update_ts + FEDERATION_TIMEOUT ) - if presence_list is not None: - user_ids_to_check |= set( - UserID.from_string(p["observed_user_id"]) for p in presence_list - ) - room_ids = yield presence.get_joined_rooms_for_user(user) - for room_id in set(room_ids) & set(presence._room_serials): - if presence._room_serials[room_id] >= from_key: - joined = yield presence.get_joined_users_for_room_id(room_id) - user_ids_to_check |= set(joined) - - updates = [] - for observed_user in user_ids_to_check & set(cachemap): - if not (to_key < cachemap[observed_user].serial <= from_key): - continue - - updates.append((observed_user, cachemap[observed_user])) - - # TODO(paul): limit - - if updates: - clock = self.clock - - earliest_serial = max([x[1].serial for x in updates]) - data = [x[1].make_event(user=x[0], clock=clock) for x in updates] - - defer.returnValue((data, earliest_serial)) - else: - defer.returnValue(([], 0)) - -class UserPresenceCache(object): - """Store an observed user's state and status message. - - Includes the update timestamp. - """ - def __init__(self): - self.state = {"presence": PresenceState.OFFLINE} - self.serial = None - - def __repr__(self): - return "UserPresenceCache(state=%r, serial=%r)" % ( - self.state, self.serial + # Check whether the change was something worth notifying about + if should_notify(prev_state, new_state): + new_state = new_state.copy_and_replace( + last_federation_update_ts=now, ) + persist_and_notify = True - def update(self, state, serial): - assert("mtime_age" not in state) - - self.state.update(state) - # Delete keys that are now 'None' - for k in self.state.keys(): - if self.state[k] is None: - del self.state[k] - - self.serial = serial - - if "status_msg" in state: - self.status_msg = state["status_msg"] - else: - self.status_msg = None - - def get_state(self): - # clone it so caller can't break our cache - state = dict(self.state) - return state - - def make_event(self, user, clock): - content = self.get_state() - content["user_id"] = user.to_string() - - if "last_active" in content: - content["last_active_ago"] = int( - clock.time_msec() - content.pop("last_active") - ) - - return {"type": "m.presence", "content": content} + return new_state, persist_and_notify, federation_ping diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py index 629e6e3594..b45eafbb49 100644 --- a/synapse/handlers/profile.py +++ b/synapse/handlers/profile.py @@ -16,8 +16,7 @@ from twisted.internet import defer from synapse.api.errors import SynapseError, AuthError, CodeMessageException -from synapse.api.constants import EventTypes, Membership -from synapse.types import UserID +from synapse.types import UserID, Requester from synapse.util import unwrapFirstError from ._base import BaseHandler @@ -49,6 +48,9 @@ class ProfileHandler(BaseHandler): distributor = hs.get_distributor() self.distributor = distributor + distributor.declare("collect_presencelike_data") + distributor.declare("changed_presencelike_data") + distributor.observe("registered_user", self.registered_user) distributor.observe( @@ -87,13 +89,13 @@ class ProfileHandler(BaseHandler): defer.returnValue(result["displayname"]) @defer.inlineCallbacks - def set_displayname(self, target_user, auth_user, new_displayname): + def set_displayname(self, target_user, requester, new_displayname): """target_user is the user whose displayname is to be changed; auth_user is the user attempting to make this change.""" if not self.hs.is_mine(target_user): raise SynapseError(400, "User is not hosted on this Home Server") - if target_user != auth_user: + if target_user != requester.user: raise AuthError(400, "Cannot set another user's displayname") if new_displayname == '': @@ -107,7 +109,7 @@ class ProfileHandler(BaseHandler): "displayname": new_displayname, }) - yield self._update_join_states(target_user) + yield self._update_join_states(requester) @defer.inlineCallbacks def get_avatar_url(self, target_user): @@ -137,13 +139,13 @@ class ProfileHandler(BaseHandler): defer.returnValue(result["avatar_url"]) @defer.inlineCallbacks - def set_avatar_url(self, target_user, auth_user, new_avatar_url): + def set_avatar_url(self, target_user, requester, new_avatar_url): """target_user is the user whose avatar_url is to be changed; auth_user is the user attempting to make this change.""" if not self.hs.is_mine(target_user): raise SynapseError(400, "User is not hosted on this Home Server") - if target_user != auth_user: + if target_user != requester.user: raise AuthError(400, "Cannot set another user's avatar_url") yield self.store.set_profile_avatar_url( @@ -154,7 +156,7 @@ class ProfileHandler(BaseHandler): "avatar_url": new_avatar_url, }) - yield self._update_join_states(target_user) + yield self._update_join_states(requester) @defer.inlineCallbacks def collect_presencelike_data(self, user, state): @@ -197,32 +199,30 @@ class ProfileHandler(BaseHandler): defer.returnValue(response) @defer.inlineCallbacks - def _update_join_states(self, user): + def _update_join_states(self, requester): + user = requester.user if not self.hs.is_mine(user): return - self.ratelimit(user.to_string()) + self.ratelimit(requester) joins = yield self.store.get_rooms_for_user( user.to_string(), ) for j in joins: - content = { - "membership": Membership.JOIN, - } - - yield collect_presencelike_data(self.distributor, user, content) - - msg_handler = self.hs.get_handlers().message_handler + handler = self.hs.get_handlers().room_member_handler try: - yield msg_handler.create_and_send_event({ - "type": EventTypes.Member, - "room_id": j.room_id, - "state_key": user.to_string(), - "content": content, - "sender": user.to_string() - }, ratelimit=False) + # Assume the user isn't a guest because we don't let guests set + # profile or avatar data. + requester = Requester(user, "", False) + yield handler.update_membership( + requester, + user, + j.room_id, + "join", # We treat a profile update like a join. + ratelimit=False, # Try to hide that these events aren't atomic. + ) except Exception as e: logger.warn( "Failed to update join event for room %s - %s", diff --git a/synapse/handlers/receipts.py b/synapse/handlers/receipts.py index de4c694714..935c339707 100644 --- a/synapse/handlers/receipts.py +++ b/synapse/handlers/receipts.py @@ -36,8 +36,6 @@ class ReceiptsHandler(BaseHandler): ) self.clock = self.hs.get_clock() - self._receipt_cache = None - @defer.inlineCallbacks def received_client_receipt(self, room_id, receipt_type, user_id, event_id): diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py index 1e99c1303c..f287ee247b 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py @@ -21,7 +21,6 @@ from synapse.api.errors import ( AuthError, Codes, SynapseError, RegistrationError, InvalidCaptchaError ) from ._base import BaseHandler -import synapse.util.stringutils as stringutils from synapse.util.async import run_on_reactor from synapse.http.client import CaptchaServerHttpClient @@ -45,21 +44,33 @@ class RegistrationHandler(BaseHandler): self.distributor.declare("registered_user") self.captcha_client = CaptchaServerHttpClient(hs) + self._next_generated_user_id = None + @defer.inlineCallbacks - def check_username(self, localpart, guest_access_token=None): + def check_username(self, localpart, guest_access_token=None, + assigned_user_id=None): yield run_on_reactor() if urllib.quote(localpart.encode('utf-8')) != localpart: raise SynapseError( 400, - "User ID can only contain characters a-z, 0-9, or '-./'", + "User ID can only contain characters a-z, 0-9, or '_-./'", Codes.INVALID_USERNAME ) user = UserID(localpart, self.hs.hostname) user_id = user.to_string() - yield self.check_user_id_is_valid(user_id) + if assigned_user_id: + if user_id == assigned_user_id: + return + else: + raise SynapseError( + 400, + "A different user ID has already been registered for this session", + ) + + yield self.check_user_id_not_appservice_exclusive(user_id) users = yield self.store.get_users_by_id_case_insensitive(user_id) if users: @@ -91,7 +102,7 @@ class RegistrationHandler(BaseHandler): Args: localpart : The local part of the user ID to register. If None, - one will be randomly generated. + one will be generated. password (str) : The password to assign to this user so they can login again. This can be None which means they cannot login again via a password (e.g. the user is an application service user). @@ -108,6 +119,18 @@ class RegistrationHandler(BaseHandler): if localpart: yield self.check_username(localpart, guest_access_token=guest_access_token) + was_guest = guest_access_token is not None + + if not was_guest: + try: + int(localpart) + raise RegistrationError( + 400, + "Numeric user IDs are reserved for guest users." + ) + except ValueError: + pass + user = UserID(localpart, self.hs.hostname) user_id = user.to_string() @@ -118,38 +141,37 @@ class RegistrationHandler(BaseHandler): user_id=user_id, token=token, password_hash=password_hash, - was_guest=guest_access_token is not None, + was_guest=was_guest, make_guest=make_guest, ) yield registered_user(self.distributor, user) else: - # autogen a random user ID + # autogen a sequential user ID attempts = 0 - user_id = None token = None - while not user_id: + user = None + while not user: + localpart = yield self._generate_user_id(attempts > 0) + user = UserID(localpart, self.hs.hostname) + user_id = user.to_string() + yield self.check_user_id_not_appservice_exclusive(user_id) + if generate_token: + token = self.auth_handler().generate_access_token(user_id) try: - localpart = self._generate_user_id() - user = UserID(localpart, self.hs.hostname) - user_id = user.to_string() - yield self.check_user_id_is_valid(user_id) - if generate_token: - token = self.auth_handler().generate_access_token(user_id) yield self.store.register( user_id=user_id, token=token, - password_hash=password_hash) - - yield registered_user(self.distributor, user) + password_hash=password_hash, + make_guest=make_guest + ) except SynapseError: # if user id is taken, just generate another + user = None user_id = None token = None attempts += 1 - if attempts > 5: - raise RegistrationError( - 500, "Cannot generate user ID.") + yield registered_user(self.distributor, user) # We used to generate default identicons here, but nowadays # we want clients to generate their own as part of their branding @@ -169,13 +191,21 @@ class RegistrationHandler(BaseHandler): 400, "Invalid user localpart for this application service.", errcode=Codes.EXCLUSIVE ) + + service_id = service.id if service.is_exclusive_user(user_id) else None + + yield self.check_user_id_not_appservice_exclusive( + user_id, allowed_appservice=service + ) + token = self.auth_handler().generate_access_token(user_id) yield self.store.register( user_id=user_id, token=token, - password_hash="" + password_hash="", + appservice_id=service_id, ) - registered_user(self.distributor, user) + yield registered_user(self.distributor, user) defer.returnValue((user_id, token)) @defer.inlineCallbacks @@ -211,11 +241,11 @@ class RegistrationHandler(BaseHandler): 400, "User ID must only contain characters which do not" " require URL encoding." - ) + ) user = UserID(localpart, self.hs.hostname) user_id = user.to_string() - yield self.check_user_id_is_valid(user_id) + yield self.check_user_id_not_appservice_exclusive(user_id) token = self.auth_handler().generate_access_token(user_id) try: yield self.store.register( @@ -224,7 +254,7 @@ class RegistrationHandler(BaseHandler): password_hash=None ) yield registered_user(self.distributor, user) - except Exception, e: + except Exception as e: yield self.store.add_access_token_to_user(user_id, token) # Ignore Registration errors logger.exception(e) @@ -267,12 +297,14 @@ class RegistrationHandler(BaseHandler): yield identity_handler.bind_threepid(c, user_id) @defer.inlineCallbacks - def check_user_id_is_valid(self, user_id): + def check_user_id_not_appservice_exclusive(self, user_id, allowed_appservice=None): # valid user IDs must not clash with any user ID namespaces claimed by # application services. services = yield self.store.get_app_services() interested_services = [ - s for s in services if s.is_interested_in_user(user_id) + s for s in services + if s.is_interested_in_user(user_id) + and s != allowed_appservice ] for service in interested_services: if service.is_exclusive_user(user_id): @@ -281,8 +313,16 @@ class RegistrationHandler(BaseHandler): errcode=Codes.EXCLUSIVE ) - def _generate_user_id(self): - return "-" + stringutils.random_string(18) + @defer.inlineCallbacks + def _generate_user_id(self, reseed=False): + if reseed or self._next_generated_user_id is None: + self._next_generated_user_id = ( + yield self.store.find_next_generated_user_id_localpart() + ) + + id = self._next_generated_user_id + self._next_generated_user_id += 1 + defer.returnValue(str(id)) @defer.inlineCallbacks def _validate_captcha(self, ip_addr, private_key, challenge, response): @@ -323,3 +363,18 @@ class RegistrationHandler(BaseHandler): def auth_handler(self): return self.hs.get_handlers().auth_handler + + @defer.inlineCallbacks + def guest_access_token_for(self, medium, address, inviter_user_id): + access_token = yield self.store.get_3pid_guest_access_token(medium, address) + if access_token: + defer.returnValue(access_token) + + _, access_token = yield self.register( + generate_token=True, + make_guest=True + ) + access_token = yield self.store.save_or_get_3pid_guest_access_token( + medium, address, access_token, inviter_user_id + ) + defer.returnValue(access_token) diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py index 58e2d25f97..051468989f 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py @@ -18,13 +18,13 @@ from twisted.internet import defer from ._base import BaseHandler -from synapse.types import UserID, RoomAlias, RoomID +from synapse.types import UserID, RoomAlias, RoomID, RoomStreamToken, Requester from synapse.api.constants import ( EventTypes, Membership, JoinRules, RoomCreationPreset, ) from synapse.api.errors import AuthError, StoreError, SynapseError, Codes from synapse.util import stringutils, unwrapFirstError -from synapse.util.async import run_on_reactor +from synapse.util.logcontext import preserve_context_over_fn from signedjson.sign import verify_signed_json from signedjson.key import decode_verify_key_bytes @@ -41,16 +41,18 @@ logger = logging.getLogger(__name__) id_server_scheme = "https://" -def collect_presencelike_data(distributor, user, content): - return distributor.fire("collect_presencelike_data", user, content) - - def user_left_room(distributor, user, room_id): - return distributor.fire("user_left_room", user=user, room_id=room_id) + return preserve_context_over_fn( + distributor.fire, + "user_left_room", user=user, room_id=room_id + ) def user_joined_room(distributor, user, room_id): - return distributor.fire("user_joined_room", user=user, room_id=room_id) + return preserve_context_over_fn( + distributor.fire, + "user_joined_room", user=user, room_id=room_id + ) class RoomCreationHandler(BaseHandler): @@ -74,21 +76,21 @@ class RoomCreationHandler(BaseHandler): } @defer.inlineCallbacks - def create_room(self, user_id, room_id, config): + def create_room(self, requester, config): """ Creates a new room. Args: - user_id (str): The ID of the user creating the new room. - room_id (str): The proposed ID for the new room. Can be None, in - which case one will be created for you. + requester (Requester): The user who requested the room creation. config (dict) : A dict of configuration options. Returns: The new room ID. Raises: - SynapseError if the room ID was taken, couldn't be stored, or - something went horribly wrong. + SynapseError if the room ID couldn't be stored, or something went + horribly wrong. """ - self.ratelimit(user_id) + user_id = requester.user.to_string() + + self.ratelimit(requester) if "room_alias_name" in config: for wchar in string.whitespace: @@ -119,40 +121,28 @@ class RoomCreationHandler(BaseHandler): is_public = config.get("visibility", None) == "public" - if room_id: - # Ensure room_id is the correct type - room_id_obj = RoomID.from_string(room_id) - if not self.hs.is_mine(room_id_obj): - raise SynapseError(400, "Room id must be local") - - yield self.store.store_room( - room_id=room_id, - room_creator_user_id=user_id, - is_public=is_public - ) - else: - # autogen room IDs and try to create it. We may clash, so just - # try a few times till one goes through, giving up eventually. - attempts = 0 - room_id = None - while attempts < 5: - try: - random_string = stringutils.random_string(18) - gen_room_id = RoomID.create( - random_string, - self.hs.hostname, - ) - yield self.store.store_room( - room_id=gen_room_id.to_string(), - room_creator_user_id=user_id, - is_public=is_public - ) - room_id = gen_room_id.to_string() - break - except StoreError: - attempts += 1 - if not room_id: - raise StoreError(500, "Couldn't generate a room ID.") + # autogen room IDs and try to create it. We may clash, so just + # try a few times till one goes through, giving up eventually. + attempts = 0 + room_id = None + while attempts < 5: + try: + random_string = stringutils.random_string(18) + gen_room_id = RoomID.create( + random_string, + self.hs.hostname, + ) + yield self.store.store_room( + room_id=gen_room_id.to_string(), + room_creator_user_id=user_id, + is_public=is_public + ) + room_id = gen_room_id.to_string() + break + except StoreError: + attempts += 1 + if not room_id: + raise StoreError(500, "Couldn't generate a room ID.") if room_alias: directory_handler = self.hs.get_handlers().directory_handler @@ -178,9 +168,14 @@ class RoomCreationHandler(BaseHandler): creation_content = config.get("creation_content", {}) - user = UserID.from_string(user_id) - creation_events = self._create_events_for_new_room( - user, room_id, + msg_handler = self.hs.get_handlers().message_handler + room_member_handler = self.hs.get_handlers().room_member_handler + + yield self._send_events_for_new_room( + requester, + room_id, + msg_handler, + room_member_handler, preset_config=preset_config, invite_list=invite_list, initial_state=initial_state, @@ -188,39 +183,40 @@ class RoomCreationHandler(BaseHandler): room_alias=room_alias, ) - msg_handler = self.hs.get_handlers().message_handler - - for event in creation_events: - yield msg_handler.create_and_send_event(event, ratelimit=False) - if "name" in config: name = config["name"] - yield msg_handler.create_and_send_event({ - "type": EventTypes.Name, - "room_id": room_id, - "sender": user_id, - "state_key": "", - "content": {"name": name}, - }, ratelimit=False) + yield msg_handler.create_and_send_nonmember_event( + requester, + { + "type": EventTypes.Name, + "room_id": room_id, + "sender": user_id, + "state_key": "", + "content": {"name": name}, + }, + ratelimit=False) if "topic" in config: topic = config["topic"] - yield msg_handler.create_and_send_event({ - "type": EventTypes.Topic, - "room_id": room_id, - "sender": user_id, - "state_key": "", - "content": {"topic": topic}, - }, ratelimit=False) + yield msg_handler.create_and_send_nonmember_event( + requester, + { + "type": EventTypes.Topic, + "room_id": room_id, + "sender": user_id, + "state_key": "", + "content": {"topic": topic}, + }, + ratelimit=False) for invitee in invite_list: - yield msg_handler.create_and_send_event({ - "type": EventTypes.Member, - "state_key": invitee, - "room_id": room_id, - "sender": user_id, - "content": {"membership": Membership.INVITE}, - }, ratelimit=False) + yield room_member_handler.update_membership( + requester, + UserID.from_string(invitee), + room_id, + "invite", + ratelimit=False, + ) for invite_3pid in invite_3pid_list: id_server = invite_3pid["id_server"] @@ -228,11 +224,11 @@ class RoomCreationHandler(BaseHandler): medium = invite_3pid["medium"] yield self.hs.get_handlers().room_member_handler.do_3pid_invite( room_id, - user, + requester.user, medium, address, id_server, - token_id=None, + requester, txn_id=None, ) @@ -241,24 +237,24 @@ class RoomCreationHandler(BaseHandler): if room_alias: result["room_alias"] = room_alias.to_string() yield directory_handler.send_room_alias_update_event( - user_id, room_id + requester, user_id, room_id ) defer.returnValue(result) - def _create_events_for_new_room(self, creator, room_id, preset_config, - invite_list, initial_state, creation_content, - room_alias): - config = RoomCreationHandler.PRESETS_DICT[preset_config] - - creator_id = creator.to_string() - - event_keys = { - "room_id": room_id, - "sender": creator_id, - "state_key": "", - } - + @defer.inlineCallbacks + def _send_events_for_new_room( + self, + creator, # A Requester object. + room_id, + msg_handler, + room_member_handler, + preset_config, + invite_list, + initial_state, + creation_content, + room_alias + ): def create(etype, content, **kwargs): e = { "type": etype, @@ -270,26 +266,43 @@ class RoomCreationHandler(BaseHandler): return e - creation_content.update({"creator": creator.to_string()}) - creation_event = create( + @defer.inlineCallbacks + def send(etype, content, **kwargs): + event = create(etype, content, **kwargs) + yield msg_handler.create_and_send_nonmember_event( + creator, + event, + ratelimit=False + ) + + config = RoomCreationHandler.PRESETS_DICT[preset_config] + + creator_id = creator.user.to_string() + + event_keys = { + "room_id": room_id, + "sender": creator_id, + "state_key": "", + } + + creation_content.update({"creator": creator_id}) + yield send( etype=EventTypes.Create, content=creation_content, ) - join_event = create( - etype=EventTypes.Member, - state_key=creator_id, - content={ - "membership": Membership.JOIN, - }, + yield room_member_handler.update_membership( + creator, + creator.user, + room_id, + "join", + ratelimit=False, ) - returned_events = [creation_event, join_event] - if (EventTypes.PowerLevels, '') not in initial_state: power_level_content = { "users": { - creator.to_string(): 100, + creator_id: 100, }, "users_default": 0, "events": { @@ -311,45 +324,35 @@ class RoomCreationHandler(BaseHandler): for invitee in invite_list: power_level_content["users"][invitee] = 100 - power_levels_event = create( + yield send( etype=EventTypes.PowerLevels, content=power_level_content, ) - returned_events.append(power_levels_event) - if room_alias and (EventTypes.CanonicalAlias, '') not in initial_state: - room_alias_event = create( + yield send( etype=EventTypes.CanonicalAlias, content={"alias": room_alias.to_string()}, ) - returned_events.append(room_alias_event) - if (EventTypes.JoinRules, '') not in initial_state: - join_rules_event = create( + yield send( etype=EventTypes.JoinRules, content={"join_rule": config["join_rules"]}, ) - returned_events.append(join_rules_event) - if (EventTypes.RoomHistoryVisibility, '') not in initial_state: - history_event = create( + yield send( etype=EventTypes.RoomHistoryVisibility, content={"history_visibility": config["history_visibility"]} ) - returned_events.append(history_event) - for (etype, state_key), content in initial_state.items(): - returned_events.append(create( + yield send( etype=etype, state_key=state_key, content=content, - )) - - return returned_events + ) class RoomMemberHandler(BaseHandler): @@ -397,16 +400,35 @@ class RoomMemberHandler(BaseHandler): remotedomains.add(member.domain) @defer.inlineCallbacks - def update_membership(self, requester, target, room_id, action, txn_id=None): + def update_membership( + self, + requester, + target, + room_id, + action, + txn_id=None, + remote_room_hosts=None, + third_party_signed=None, + ratelimit=True, + ): effective_membership_state = action if action in ["kick", "unban"]: effective_membership_state = "leave" elif action == "forget": effective_membership_state = "leave" + if third_party_signed is not None: + replication = self.hs.get_replication_layer() + yield replication.exchange_third_party_invite( + third_party_signed["sender"], + target.to_string(), + room_id, + third_party_signed, + ) + msg_handler = self.hs.get_handlers().message_handler - content = {"membership": unicode(effective_membership_state)} + content = {"membership": effective_membership_state} if requester.is_guest: content["kind"] = "guest" @@ -417,6 +439,9 @@ class RoomMemberHandler(BaseHandler): "room_id": room_id, "sender": requester.user.to_string(), "state_key": target.to_string(), + + # For backwards compatibility: + "membership": effective_membership_state, }, token_id=requester.access_token_id, txn_id=txn_id, @@ -437,202 +462,200 @@ class RoomMemberHandler(BaseHandler): errcode=Codes.BAD_STATE ) - yield msg_handler.send_event( + member_handler = self.hs.get_handlers().room_member_handler + yield member_handler.send_membership_event( + requester, event, context, - ratelimit=True, - is_guest=requester.is_guest + ratelimit=ratelimit, + remote_room_hosts=remote_room_hosts, ) if action == "forget": yield self.forget(requester.user, room_id) @defer.inlineCallbacks - def send_membership_event(self, event, context, is_guest=False): - """ Change the membership status of a user in a room. + def send_membership_event( + self, + requester, + event, + context, + remote_room_hosts=None, + ratelimit=True, + ): + """ + Change the membership status of a user in a room. Args: - event (SynapseEvent): The membership event + requester (Requester): The local user who requested the membership + event. If None, certain checks, like whether this homeserver can + act as the sender, will be skipped. + event (SynapseEvent): The membership event. + context: The context of the event. + is_guest (bool): Whether the sender is a guest. + room_hosts ([str]): Homeservers which are likely to already be in + the room, and could be danced with in order to join this + homeserver for the first time. + ratelimit (bool): Whether to rate limit this request. Raises: SynapseError if there was a problem changing the membership. """ - target_user_id = event.state_key - - prev_state = context.current_state.get( - (EventTypes.Member, target_user_id), - None - ) + remote_room_hosts = remote_room_hosts or [] + target_user = UserID.from_string(event.state_key) room_id = event.room_id - # If we're trying to join a room then we have to do this differently - # if this HS is not currently in the room, i.e. we have to do the - # invite/join dance. + if requester is not None: + sender = UserID.from_string(event.sender) + assert sender == requester.user, ( + "Sender (%s) must be same as requester (%s)" % + (sender, requester.user) + ) + assert self.hs.is_mine(sender), "Sender must be our own: %s" % (sender,) + else: + requester = Requester(target_user, None, False) + + message_handler = self.hs.get_handlers().message_handler + prev_event = message_handler.deduplicate_state_event(event, context) + if prev_event is not None: + return + + action = "send" + if event.membership == Membership.JOIN: - if is_guest: - guest_access = context.current_state.get( - (EventTypes.GuestAccess, ""), - None - ) - is_guest_access_allowed = ( - guest_access - and guest_access.content - and "guest_access" in guest_access.content - and guest_access.content["guest_access"] == "can_join" - ) - if not is_guest_access_allowed: - raise AuthError(403, "Guest access not allowed") + if requester.is_guest and not self._can_guest_join(context.current_state): + # This should be an auth check, but guests are a local concept, + # so don't really fit into the general auth process. + raise AuthError(403, "Guest access not allowed") + do_remote_join_dance, remote_room_hosts = self._should_do_dance( + context, + (self.get_inviter(event.state_key, context.current_state)), + remote_room_hosts, + ) + if do_remote_join_dance: + action = "remote_join" + elif event.membership == Membership.LEAVE: + is_host_in_room = self.is_host_in_room(context.current_state) + + if not is_host_in_room: + # perhaps we've been invited + inviter = self.get_inviter(target_user.to_string(), context.current_state) + if not inviter: + raise SynapseError(404, "Not a known room") + + if self.hs.is_mine(inviter): + # the inviter was on our server, but has now left. Carry on + # with the normal rejection codepath. + # + # This is a bit of a hack, because the room might still be + # active on other servers. + pass + else: + # send the rejection to the inviter's HS. + remote_room_hosts = remote_room_hosts + [inviter.domain] + action = "remote_reject" + + federation_handler = self.hs.get_handlers().federation_handler + + if action == "remote_join": + if len(remote_room_hosts) == 0: + raise SynapseError(404, "No known servers") - yield self._do_join(event, context) + # We don't do an auth check if we are doing an invite + # join dance for now, since we're kinda implicitly checking + # that we are allowed to join when we decide whether or not we + # need to do the invite/join dance. + yield federation_handler.do_invite_join( + remote_room_hosts, + event.room_id, + event.user_id, + event.content, + ) + elif action == "remote_reject": + yield federation_handler.do_remotely_reject_invite( + remote_room_hosts, + room_id, + event.user_id + ) else: - if event.membership == Membership.LEAVE: - is_host_in_room = yield self.is_host_in_room(room_id, context) - if not is_host_in_room: - # Rejecting an invite, rather than leaving a joined room - handler = self.hs.get_handlers().federation_handler - inviter = yield self.get_inviter(event) - if not inviter: - # return the same error as join_room_alias does - raise SynapseError(404, "No known servers") - yield handler.do_remotely_reject_invite( - [inviter.domain], - room_id, - event.user_id - ) - defer.returnValue({"room_id": room_id}) - return - - # FIXME: This isn't idempotency. - if prev_state and prev_state.membership == event.membership: - # double same action, treat this event as a NOOP. - defer.returnValue({}) - return - - yield self._do_local_membership_update( + yield self.handle_new_client_event( + requester, event, - context=context, + context, + extra_users=[target_user], + ratelimit=ratelimit, ) - if prev_state and prev_state.membership == Membership.JOIN: - user = UserID.from_string(event.user_id) - user_left_room(self.distributor, user, event.room_id) - - defer.returnValue({"room_id": room_id}) - - @defer.inlineCallbacks - def join_room_alias(self, joinee, room_alias, content={}): - directory_handler = self.hs.get_handlers().directory_handler - mapping = yield directory_handler.get_association(room_alias) - - if not mapping: - raise SynapseError(404, "No such room alias") + prev_member_event = context.current_state.get( + (EventTypes.Member, target_user.to_string()), + None + ) - room_id = mapping["room_id"] - hosts = mapping["servers"] - if not hosts: - raise SynapseError(404, "No known servers") + if event.membership == Membership.JOIN: + if not prev_member_event or prev_member_event.membership != Membership.JOIN: + # Only fire user_joined_room if the user has acutally joined the + # room. Don't bother if the user is just changing their profile + # info. + yield user_joined_room(self.distributor, target_user, room_id) + elif event.membership == Membership.LEAVE: + if prev_member_event and prev_member_event.membership == Membership.JOIN: + user_left_room(self.distributor, target_user, room_id) + + def _can_guest_join(self, current_state): + """ + Returns whether a guest can join a room based on its current state. + """ + guest_access = current_state.get((EventTypes.GuestAccess, ""), None) + return ( + guest_access + and guest_access.content + and "guest_access" in guest_access.content + and guest_access.content["guest_access"] == "can_join" + ) - # If event doesn't include a display name, add one. - yield collect_presencelike_data(self.distributor, joinee, content) + def _should_do_dance(self, context, inviter, room_hosts=None): + # TODO: Shouldn't this be remote_room_host? + room_hosts = room_hosts or [] - content.update({"membership": Membership.JOIN}) - builder = self.event_builder_factory.new({ - "type": EventTypes.Member, - "state_key": joinee.to_string(), - "room_id": room_id, - "sender": joinee.to_string(), - "membership": Membership.JOIN, - "content": content, - }) - event, context = yield self._create_new_client_event(builder) + is_host_in_room = self.is_host_in_room(context.current_state) + if is_host_in_room: + return False, room_hosts - yield self._do_join(event, context, room_hosts=hosts) + if inviter and not self.hs.is_mine(inviter): + room_hosts.append(inviter.domain) - defer.returnValue({"room_id": room_id}) + return True, room_hosts @defer.inlineCallbacks - def _do_join(self, event, context, room_hosts=None): - room_id = event.room_id - - # XXX: We don't do an auth check if we are doing an invite - # join dance for now, since we're kinda implicitly checking - # that we are allowed to join when we decide whether or not we - # need to do the invite/join dance. - - is_host_in_room = yield self.is_host_in_room(room_id, context) - if is_host_in_room: - should_do_dance = False - elif room_hosts: # TODO: Shouldn't this be remote_room_host? - should_do_dance = True - else: - inviter = yield self.get_inviter(event) - if not inviter: - # return the same error as join_room_alias does - raise SynapseError(404, "No known servers") - should_do_dance = not self.hs.is_mine(inviter) - room_hosts = [inviter.domain] + def lookup_room_alias(self, room_alias): + """ + Get the room ID associated with a room alias. - if should_do_dance: - handler = self.hs.get_handlers().federation_handler - yield handler.do_invite_join( - room_hosts, - room_id, - event.user_id, - event.content, - ) - else: - logger.debug("Doing normal join") + Args: + room_alias (RoomAlias): The alias to look up. + Returns: + A tuple of: + The room ID as a RoomID object. + Hosts likely to be participating in the room ([str]). + Raises: + SynapseError if room alias could not be found. + """ + directory_handler = self.hs.get_handlers().directory_handler + mapping = yield directory_handler.get_association(room_alias) - yield self._do_local_membership_update( - event, - context=context, - ) + if not mapping: + raise SynapseError(404, "No such room alias") - prev_state = context.current_state.get((event.type, event.state_key)) - if not prev_state or prev_state.membership != Membership.JOIN: - # Only fire user_joined_room if the user has acutally joined the - # room. Don't bother if the user is just changing their profile - # info. - user = UserID.from_string(event.user_id) - yield user_joined_room(self.distributor, user, room_id) + room_id = mapping["room_id"] + servers = mapping["servers"] - @defer.inlineCallbacks - def get_inviter(self, event): - # TODO(markjh): get prev_state from snapshot - prev_state = yield self.store.get_room_member( - event.user_id, event.room_id - ) + defer.returnValue((RoomID.from_string(room_id), servers)) + def get_inviter(self, user_id, current_state): + prev_state = current_state.get((EventTypes.Member, user_id)) if prev_state and prev_state.membership == Membership.INVITE: - defer.returnValue(UserID.from_string(prev_state.user_id)) - return - elif "third_party_invite" in event.content: - if "sender" in event.content["third_party_invite"]: - inviter = UserID.from_string( - event.content["third_party_invite"]["sender"] - ) - defer.returnValue(inviter) - defer.returnValue(None) - - @defer.inlineCallbacks - def is_host_in_room(self, room_id, context): - is_host_in_room = yield self.auth.check_host_in_room( - room_id, - self.hs.hostname - ) - if not is_host_in_room: - # is *anyone* in the room? - room_member_keys = [ - v for (k, v) in context.current_state.keys() if ( - k == "m.room.member" - ) - ] - if len(room_member_keys) == 0: - # has the room been created so we can join it? - create_event = context.current_state.get(("m.room.create", "")) - if create_event: - is_host_in_room = True - defer.returnValue(is_host_in_room) + return UserID.from_string(prev_state.user_id) + return None @defer.inlineCallbacks def get_joined_rooms_for_user(self, user): @@ -650,18 +673,6 @@ class RoomMemberHandler(BaseHandler): defer.returnValue(room_ids) @defer.inlineCallbacks - def _do_local_membership_update(self, event, context): - yield run_on_reactor() - - target_user = UserID.from_string(event.state_key) - - yield self.handle_new_client_event( - event, - context, - extra_users=[target_user], - ) - - @defer.inlineCallbacks def do_3pid_invite( self, room_id, @@ -669,7 +680,7 @@ class RoomMemberHandler(BaseHandler): medium, address, id_server, - token_id, + requester, txn_id ): invitee = yield self._lookup_3pid( @@ -677,29 +688,22 @@ class RoomMemberHandler(BaseHandler): ) if invitee: - # make sure it looks like a user ID; it'll throw if it's invalid. - UserID.from_string(invitee) - yield self.hs.get_handlers().message_handler.create_and_send_event( - { - "type": EventTypes.Member, - "content": { - "membership": unicode("invite") - }, - "room_id": room_id, - "sender": inviter.to_string(), - "state_key": invitee, - }, - token_id=token_id, + handler = self.hs.get_handlers().room_member_handler + yield handler.update_membership( + requester, + UserID.from_string(invitee), + room_id, + "invite", txn_id=txn_id, ) else: yield self._make_and_store_3pid_invite( + requester, id_server, medium, address, room_id, inviter, - token_id, txn_id=txn_id ) @@ -757,12 +761,12 @@ class RoomMemberHandler(BaseHandler): @defer.inlineCallbacks def _make_and_store_3pid_invite( self, + requester, id_server, medium, address, room_id, user, - token_id, txn_id ): room_state = yield self.hs.get_state_handler().get_current_state(room_id) @@ -794,7 +798,7 @@ class RoomMemberHandler(BaseHandler): if room_avatar_event: room_avatar_url = room_avatar_event.content.get("url", "") - token, public_key, key_validity_url, display_name = ( + token, public_keys, fallback_public_key, display_name = ( yield self._ask_id_server_for_third_party_invite( id_server=id_server, medium=medium, @@ -809,20 +813,24 @@ class RoomMemberHandler(BaseHandler): inviter_avatar_url=inviter_avatar_url ) ) + msg_handler = self.hs.get_handlers().message_handler - yield msg_handler.create_and_send_event( + yield msg_handler.create_and_send_nonmember_event( + requester, { "type": EventTypes.ThirdPartyInvite, "content": { "display_name": display_name, - "key_validity_url": key_validity_url, - "public_key": public_key, + "public_keys": public_keys, + + # For backwards compatibility: + "key_validity_url": fallback_public_key["key_validity_url"], + "public_key": fallback_public_key["public_key"], }, "room_id": room_id, "sender": user.to_string(), "state_key": token, }, - token_id=token_id, txn_id=txn_id, ) @@ -841,32 +849,89 @@ class RoomMemberHandler(BaseHandler): inviter_display_name, inviter_avatar_url ): + """ + Asks an identity server for a third party invite. + + :param id_server (str): hostname + optional port for the identity server. + :param medium (str): The literal string "email". + :param address (str): The third party address being invited. + :param room_id (str): The ID of the room to which the user is invited. + :param inviter_user_id (str): The user ID of the inviter. + :param room_alias (str): An alias for the room, for cosmetic + notifications. + :param room_avatar_url (str): The URL of the room's avatar, for cosmetic + notifications. + :param room_join_rules (str): The join rules of the email + (e.g. "public"). + :param room_name (str): The m.room.name of the room. + :param inviter_display_name (str): The current display name of the + inviter. + :param inviter_avatar_url (str): The URL of the inviter's avatar. + + :return: A deferred tuple containing: + token (str): The token which must be signed to prove authenticity. + public_keys ([{"public_key": str, "key_validity_url": str}]): + public_key is a base64-encoded ed25519 public key. + fallback_public_key: One element from public_keys. + display_name (str): A user-friendly name to represent the invited + user. + """ + is_url = "%s%s/_matrix/identity/api/v1/store-invite" % ( id_server_scheme, id_server, ) + + invite_config = { + "medium": medium, + "address": address, + "room_id": room_id, + "room_alias": room_alias, + "room_avatar_url": room_avatar_url, + "room_join_rules": room_join_rules, + "room_name": room_name, + "sender": inviter_user_id, + "sender_display_name": inviter_display_name, + "sender_avatar_url": inviter_avatar_url, + } + + if self.hs.config.invite_3pid_guest: + registration_handler = self.hs.get_handlers().registration_handler + guest_access_token = yield registration_handler.guest_access_token_for( + medium=medium, + address=address, + inviter_user_id=inviter_user_id, + ) + + guest_user_info = yield self.hs.get_auth().get_user_by_access_token( + guest_access_token + ) + + invite_config.update({ + "guest_access_token": guest_access_token, + "guest_user_id": guest_user_info["user"].to_string(), + }) + data = yield self.hs.get_simple_http_client().post_urlencoded_get_json( is_url, - { - "medium": medium, - "address": address, - "room_id": room_id, - "room_alias": room_alias, - "room_avatar_url": room_avatar_url, - "room_join_rules": room_join_rules, - "room_name": room_name, - "sender": inviter_user_id, - "sender_display_name": inviter_display_name, - "sender_avatar_url": inviter_avatar_url, - } + invite_config ) # TODO: Check for success token = data["token"] - public_key = data["public_key"] + public_keys = data.get("public_keys", []) + if "public_key" in data: + fallback_public_key = { + "public_key": data["public_key"], + "key_validity_url": "%s%s/_matrix/identity/api/v1/pubkey/isvalid" % ( + id_server_scheme, id_server, + ), + } + else: + fallback_public_key = public_keys[0] + + if not public_keys: + public_keys.append(fallback_public_key) display_name = data["display_name"] - key_validity_url = "%s%s/_matrix/identity/api/v1/pubkey/isvalid" % ( - id_server_scheme, id_server, - ) - defer.returnValue((token, public_key, key_validity_url, display_name)) + defer.returnValue((token, public_keys, fallback_public_key, display_name)) def forget(self, user, room_id): return self.store.forget(user.to_string(), room_id) @@ -876,39 +941,71 @@ class RoomListHandler(BaseHandler): @defer.inlineCallbacks def get_public_room_list(self): - chunk = yield self.store.get_rooms(is_public=True) - - room_members = yield defer.gatherResults( - [ - self.store.get_users_in_room(room["room_id"]) - for room in chunk - ], - consumeErrors=True, - ).addErrback(unwrapFirstError) - - avatar_urls = yield defer.gatherResults( - [ - self.get_room_avatar_url(room["room_id"]) - for room in chunk - ], - consumeErrors=True, - ).addErrback(unwrapFirstError) - - for i, room in enumerate(chunk): - room["num_joined_members"] = len(room_members[i]) - if avatar_urls[i]: - room["avatar_url"] = avatar_urls[i] + room_ids = yield self.store.get_public_room_ids() + + @defer.inlineCallbacks + def handle_room(room_id): + aliases = yield self.store.get_aliases_for_room(room_id) + if not aliases: + defer.returnValue(None) + + state = yield self.state_handler.get_current_state(room_id) + + result = {"aliases": aliases, "room_id": room_id} + + name_event = state.get((EventTypes.Name, ""), None) + if name_event: + name = name_event.content.get("name", None) + if name: + result["name"] = name + + topic_event = state.get((EventTypes.Topic, ""), None) + if topic_event: + topic = topic_event.content.get("topic", None) + if topic: + result["topic"] = topic + + canonical_event = state.get((EventTypes.CanonicalAlias, ""), None) + if canonical_event: + canonical_alias = canonical_event.content.get("alias", None) + if canonical_alias: + result["canonical_alias"] = canonical_alias + + visibility_event = state.get((EventTypes.RoomHistoryVisibility, ""), None) + visibility = None + if visibility_event: + visibility = visibility_event.content.get("history_visibility", None) + result["world_readable"] = visibility == "world_readable" + + guest_event = state.get((EventTypes.GuestAccess, ""), None) + guest = None + if guest_event: + guest = guest_event.content.get("guest_access", None) + result["guest_can_join"] = guest == "can_join" + + avatar_event = state.get(("m.room.avatar", ""), None) + if avatar_event: + avatar_url = avatar_event.content.get("url", None) + if avatar_url: + result["avatar_url"] = avatar_url + + result["num_joined_members"] = sum( + 1 for (event_type, _), ev in state.items() + if event_type == EventTypes.Member and ev.membership == Membership.JOIN + ) - # FIXME (erikj): START is no longer a valid value - defer.returnValue({"start": "START", "end": "END", "chunk": chunk}) + defer.returnValue(result) - @defer.inlineCallbacks - def get_room_avatar_url(self, room_id): - event = yield self.hs.get_state_handler().get_current_state( - room_id, "m.room.avatar" - ) - if event and "url" in event.content: - defer.returnValue(event.content["url"]) + result = [] + for chunk in (room_ids[i:i + 10] for i in xrange(0, len(room_ids), 10)): + chunk_result = yield defer.gatherResults([ + handle_room(room_id) + for room_id in chunk + ], consumeErrors=True).addErrback(unwrapFirstError) + result.extend(v for v in chunk_result if v) + + # FIXME (erikj): START is no longer a valid value + defer.returnValue({"start": "START", "end": "END", "chunk": result}) class RoomContextHandler(BaseHandler): @@ -927,7 +1024,7 @@ class RoomContextHandler(BaseHandler): Returns: dict, or None if the event isn't found """ - before_limit = math.floor(limit/2.) + before_limit = math.floor(limit / 2.) after_limit = limit - before_limit now_token = yield self.hs.get_event_sources().get_current_token() @@ -997,6 +1094,11 @@ class RoomEventSource(object): to_key = yield self.get_current_key() + from_token = RoomStreamToken.parse(from_key) + if from_token.topological: + logger.warn("Stream has topological part!!!! %r", from_key) + from_key = "s%s" % (from_token.stream,) + app_service = yield self.store.get_app_service_by_user_id( user.to_string() ) @@ -1008,15 +1110,31 @@ class RoomEventSource(object): limit=limit, ) else: - events, end_key = yield self.store.get_room_events_stream( - user_id=user.to_string(), + room_events = yield self.store.get_membership_changes_for_user( + user.to_string(), from_key, to_key + ) + + room_to_events = yield self.store.get_room_events_stream_for_rooms( + room_ids=room_ids, from_key=from_key, to_key=to_key, - limit=limit, - room_ids=room_ids, - is_guest=is_guest, + limit=limit or 10, + order='ASC', ) + events = list(room_events) + events.extend(e for evs, _ in room_to_events.values() for e in evs) + + events.sort(key=lambda e: e.internal_metadata.order) + + if limit: + events[:] = events[:limit] + + if events: + end_key = events[-1].internal_metadata.after + else: + end_key = to_key + defer.returnValue((events, end_key)) def get_current_key(self, direction='f'): diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index 53e1eb0508..1f6fde8e8a 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -18,18 +18,22 @@ from ._base import BaseHandler from synapse.streams.config import PaginationConfig from synapse.api.constants import Membership, EventTypes from synapse.util import unwrapFirstError +from synapse.util.logcontext import LoggingContext, preserve_fn +from synapse.util.metrics import Measure +from synapse.push.clientformat import format_push_rules_for_user from twisted.internet import defer import collections import logging +import itertools logger = logging.getLogger(__name__) SyncConfig = collections.namedtuple("SyncConfig", [ "user", - "filter", + "filter_collection", "is_guest", ]) @@ -72,7 +76,7 @@ class JoinedSyncResult(collections.namedtuple("JoinedSyncResult", [ ) -class ArchivedSyncResult(collections.namedtuple("JoinedSyncResult", [ +class ArchivedSyncResult(collections.namedtuple("ArchivedSyncResult", [ "room_id", # str "timeline", # TimelineBatch "state", # dict[(str, str), FrozenEvent] @@ -118,7 +122,11 @@ class SyncResult(collections.namedtuple("SyncResult", [ events. """ return bool( - self.presence or self.joined or self.invited or self.archived + self.presence or + self.joined or + self.invited or + self.archived or + self.account_data ) @@ -139,11 +147,21 @@ class SyncHandler(BaseHandler): A Deferred SyncResult. """ + context = LoggingContext.current_context() + if context: + if since_token is None: + context.tag = "initial_sync" + elif full_state: + context.tag = "full_state_sync" + else: + context.tag = "incremental_sync" + if timeout == 0 or since_token is None or full_state: # we are going to return immediately, so don't bother calling # notifier.wait_for_events. - result = yield self.current_sync_for_user(sync_config, since_token, - full_state=full_state) + result = yield self.current_sync_for_user( + sync_config, since_token, full_state=full_state, + ) defer.returnValue(result) else: def current_sync_callback(before_token, after_token): @@ -151,7 +169,7 @@ class SyncHandler(BaseHandler): result = yield self.notifier.wait_for_events( sync_config.user.to_string(), timeout, current_sync_callback, - from_token=since_token + from_token=since_token, ) defer.returnValue(result) @@ -166,18 +184,6 @@ class SyncHandler(BaseHandler): else: return self.incremental_sync_with_gap(sync_config, since_token) - def last_read_event_id_for_room_and_user(self, room_id, user_id, ephemeral_by_room): - if room_id not in ephemeral_by_room: - return None - for e in ephemeral_by_room[room_id]: - if e['type'] != 'm.receipt': - continue - for receipt_event_id, val in e['content'].items(): - if 'm.read' in val: - if user_id in val['m.read']: - return receipt_event_id - return None - @defer.inlineCallbacks def full_state_sync(self, sync_config, timeline_since_token): """Get a sync for a client which is starting without any state. @@ -204,9 +210,9 @@ class SyncHandler(BaseHandler): key=None ) - membership_list = (Membership.INVITE, Membership.JOIN) - if sync_config.filter.include_leave: - membership_list += (Membership.LEAVE, Membership.BAN) + membership_list = ( + Membership.INVITE, Membership.JOIN, Membership.LEAVE, Membership.BAN + ) room_list = yield self.store.get_rooms_for_user_where_membership_is( user_id=sync_config.user.to_string(), @@ -219,6 +225,10 @@ class SyncHandler(BaseHandler): ) ) + account_data['m.push_rules'] = yield self.push_rules_for_user( + sync_config.user + ) + tags_by_room = yield self.store.get_tags_for_user( sync_config.user.to_string() ) @@ -227,48 +237,69 @@ class SyncHandler(BaseHandler): invited = [] archived = [] deferreds = [] - for event in room_list: - if event.membership == Membership.JOIN: - room_sync_deferred = self.full_state_sync_for_joined_room( - room_id=event.room_id, - sync_config=sync_config, - now_token=now_token, - timeline_since_token=timeline_since_token, - ephemeral_by_room=ephemeral_by_room, - tags_by_room=tags_by_room, - account_data_by_room=account_data_by_room, - ) - room_sync_deferred.addCallback(joined.append) - deferreds.append(room_sync_deferred) - elif event.membership == Membership.INVITE: - invite = yield self.store.get_event(event.event_id) - invited.append(InvitedSyncResult( - room_id=event.room_id, - invite=invite, - )) - elif event.membership in (Membership.LEAVE, Membership.BAN): - leave_token = now_token.copy_and_replace( - "room_key", "s%d" % (event.stream_ordering,) - ) - room_sync_deferred = self.full_state_sync_for_archived_room( - sync_config=sync_config, - room_id=event.room_id, - leave_event_id=event.event_id, - leave_token=leave_token, - timeline_since_token=timeline_since_token, - tags_by_room=tags_by_room, - account_data_by_room=account_data_by_room, - ) - room_sync_deferred.addCallback(archived.append) - deferreds.append(room_sync_deferred) - yield defer.gatherResults( - deferreds, consumeErrors=True - ).addErrback(unwrapFirstError) + room_list_chunks = [room_list[i:i + 10] for i in xrange(0, len(room_list), 10)] + for room_list_chunk in room_list_chunks: + for event in room_list_chunk: + if event.membership == Membership.JOIN: + room_sync_deferred = preserve_fn( + self.full_state_sync_for_joined_room + )( + room_id=event.room_id, + sync_config=sync_config, + now_token=now_token, + timeline_since_token=timeline_since_token, + ephemeral_by_room=ephemeral_by_room, + tags_by_room=tags_by_room, + account_data_by_room=account_data_by_room, + ) + room_sync_deferred.addCallback(joined.append) + deferreds.append(room_sync_deferred) + elif event.membership == Membership.INVITE: + invite = yield self.store.get_event(event.event_id) + invited.append(InvitedSyncResult( + room_id=event.room_id, + invite=invite, + )) + elif event.membership in (Membership.LEAVE, Membership.BAN): + # Always send down rooms we were banned or kicked from. + if not sync_config.filter_collection.include_leave: + if event.membership == Membership.LEAVE: + if sync_config.user.to_string() == event.sender: + continue + + leave_token = now_token.copy_and_replace( + "room_key", "s%d" % (event.stream_ordering,) + ) + room_sync_deferred = preserve_fn( + self.full_state_sync_for_archived_room + )( + sync_config=sync_config, + room_id=event.room_id, + leave_event_id=event.event_id, + leave_token=leave_token, + timeline_since_token=timeline_since_token, + tags_by_room=tags_by_room, + account_data_by_room=account_data_by_room, + ) + room_sync_deferred.addCallback(archived.append) + deferreds.append(room_sync_deferred) + + yield defer.gatherResults( + deferreds, consumeErrors=True + ).addErrback(unwrapFirstError) + + account_data_for_user = sync_config.filter_collection.filter_account_data( + self.account_data_for_user(account_data) + ) + + presence = sync_config.filter_collection.filter_presence( + presence + ) defer.returnValue(SyncResult( presence=presence, - account_data=self.account_data_for_user(account_data), + account_data=account_data_for_user, joined=joined, invited=invited, archived=archived, @@ -289,29 +320,26 @@ class SyncHandler(BaseHandler): room_id, sync_config, now_token, since_token=timeline_since_token ) - notifs = yield self.unread_notifs_for_room_id( - room_id, sync_config, ephemeral_by_room + room_sync = yield self.incremental_sync_with_gap_for_room( + room_id, sync_config, + now_token=now_token, + since_token=timeline_since_token, + ephemeral_by_room=ephemeral_by_room, + tags_by_room=tags_by_room, + account_data_by_room=account_data_by_room, + batch=batch, + full_state=True, ) - unread_notifications = {} - if notifs is not None: - unread_notifications["notification_count"] = len(notifs) - unread_notifications["highlight_count"] = len([ - 1 for notif in notifs if _action_has_highlight(notif["actions"]) - ]) - - current_state = yield self.get_state_at(room_id, now_token) + defer.returnValue(room_sync) - defer.returnValue(JoinedSyncResult( - room_id=room_id, - timeline=batch, - state=current_state, - ephemeral=ephemeral_by_room.get(room_id, []), - account_data=self.account_data_for_room( - room_id, tags_by_room, account_data_by_room - ), - unread_notifications=unread_notifications, - )) + @defer.inlineCallbacks + def push_rules_for_user(self, user): + user_id = user.to_string() + rawrules = yield self.store.get_push_rules_for_user(user_id) + enabled_map = yield self.store.get_push_rules_enabled_for_user(user_id) + rules = format_push_rules_for_user(user, rawrules, enabled_map) + defer.returnValue(rules) def account_data_for_user(self, account_data): account_data_events = [] @@ -356,78 +384,68 @@ class SyncHandler(BaseHandler): typing events for that room. """ - typing_key = since_token.typing_key if since_token else "0" + with Measure(self.clock, "ephemeral_by_room"): + typing_key = since_token.typing_key if since_token else "0" - rooms = yield self.store.get_rooms_for_user(sync_config.user.to_string()) - room_ids = [room.room_id for room in rooms] + rooms = yield self.store.get_rooms_for_user(sync_config.user.to_string()) + room_ids = [room.room_id for room in rooms] - typing_source = self.event_sources.sources["typing"] - typing, typing_key = yield typing_source.get_new_events( - user=sync_config.user, - from_key=typing_key, - limit=sync_config.filter.ephemeral_limit(), - room_ids=room_ids, - is_guest=sync_config.is_guest, - ) - now_token = now_token.copy_and_replace("typing_key", typing_key) - - ephemeral_by_room = {} - - for event in typing: - # we want to exclude the room_id from the event, but modifying the - # result returned by the event source is poor form (it might cache - # the object) - room_id = event["room_id"] - event_copy = {k: v for (k, v) in event.iteritems() - if k != "room_id"} - ephemeral_by_room.setdefault(room_id, []).append(event_copy) - - receipt_key = since_token.receipt_key if since_token else "0" - - receipt_source = self.event_sources.sources["receipt"] - receipts, receipt_key = yield receipt_source.get_new_events( - user=sync_config.user, - from_key=receipt_key, - limit=sync_config.filter.ephemeral_limit(), - room_ids=room_ids, - is_guest=sync_config.is_guest, - ) - now_token = now_token.copy_and_replace("receipt_key", receipt_key) + typing_source = self.event_sources.sources["typing"] + typing, typing_key = yield typing_source.get_new_events( + user=sync_config.user, + from_key=typing_key, + limit=sync_config.filter_collection.ephemeral_limit(), + room_ids=room_ids, + is_guest=sync_config.is_guest, + ) + now_token = now_token.copy_and_replace("typing_key", typing_key) + + ephemeral_by_room = {} + + for event in typing: + # we want to exclude the room_id from the event, but modifying the + # result returned by the event source is poor form (it might cache + # the object) + room_id = event["room_id"] + event_copy = {k: v for (k, v) in event.iteritems() + if k != "room_id"} + ephemeral_by_room.setdefault(room_id, []).append(event_copy) + + receipt_key = since_token.receipt_key if since_token else "0" + + receipt_source = self.event_sources.sources["receipt"] + receipts, receipt_key = yield receipt_source.get_new_events( + user=sync_config.user, + from_key=receipt_key, + limit=sync_config.filter_collection.ephemeral_limit(), + room_ids=room_ids, + is_guest=sync_config.is_guest, + ) + now_token = now_token.copy_and_replace("receipt_key", receipt_key) - for event in receipts: - room_id = event["room_id"] - # exclude room id, as above - event_copy = {k: v for (k, v) in event.iteritems() - if k != "room_id"} - ephemeral_by_room.setdefault(room_id, []).append(event_copy) + for event in receipts: + room_id = event["room_id"] + # exclude room id, as above + event_copy = {k: v for (k, v) in event.iteritems() + if k != "room_id"} + ephemeral_by_room.setdefault(room_id, []).append(event_copy) defer.returnValue((now_token, ephemeral_by_room)) - @defer.inlineCallbacks def full_state_sync_for_archived_room(self, room_id, sync_config, leave_event_id, leave_token, timeline_since_token, tags_by_room, account_data_by_room): """Sync a room for a client which is starting without any state Returns: - A Deferred JoinedSyncResult. + A Deferred ArchivedSyncResult. """ - batch = yield self.load_filtered_recents( - room_id, sync_config, leave_token, since_token=timeline_since_token + return self.incremental_sync_for_archived_room( + sync_config, room_id, leave_event_id, timeline_since_token, tags_by_room, + account_data_by_room, full_state=True, leave_token=leave_token, ) - leave_state = yield self.store.get_state_for_event(leave_event_id) - - defer.returnValue(ArchivedSyncResult( - room_id=room_id, - timeline=batch, - state=leave_state, - account_data=self.account_data_for_room( - room_id, tags_by_room, account_data_by_room - ), - )) - @defer.inlineCallbacks def incremental_sync_with_gap(self, sync_config, since_token): """ Get the incremental delta needed to bring the client up to @@ -444,19 +462,12 @@ class SyncHandler(BaseHandler): presence, presence_key = yield presence_source.get_new_events( user=sync_config.user, from_key=since_token.presence_key, - limit=sync_config.filter.presence_limit(), + limit=sync_config.filter_collection.presence_limit(), room_ids=room_ids, is_guest=sync_config.is_guest, ) now_token = now_token.copy_and_replace("presence_key", presence_key) - # We now fetch all ephemeral events for this room in order to get - # this users current read receipt. This could almost certainly be - # optimised. - _, all_ephemeral_by_room = yield self.ephemeral_by_room( - sync_config, now_token - ) - now_token, ephemeral_by_room = yield self.ephemeral_by_room( sync_config, now_token, since_token ) @@ -473,139 +484,169 @@ class SyncHandler(BaseHandler): sync_config.user ) - timeline_limit = sync_config.filter.timeline_limit() + user_id = sync_config.user.to_string() - room_events, _ = yield self.store.get_room_events_stream( - sync_config.user.to_string(), - from_key=since_token.room_key, - to_key=now_token.room_key, - limit=timeline_limit + 1, - ) + timeline_limit = sync_config.filter_collection.timeline_limit() tags_by_room = yield self.store.get_updated_tags( - sync_config.user.to_string(), + user_id, since_token.account_data_key, ) account_data, account_data_by_room = ( yield self.store.get_updated_account_data_for_user( - sync_config.user.to_string(), + user_id, since_token.account_data_key, ) ) - joined = [] + push_rules_changed = yield self.store.have_push_rules_changed_for_user( + user_id, int(since_token.push_rules_key) + ) + + if push_rules_changed: + account_data["m.push_rules"] = yield self.push_rules_for_user( + sync_config.user + ) + + # Get a list of membership change events that have happened. + rooms_changed = yield self.store.get_membership_changes_for_user( + user_id, since_token.room_key, now_token.room_key + ) + + mem_change_events_by_room_id = {} + for event in rooms_changed: + mem_change_events_by_room_id.setdefault(event.room_id, []).append(event) + + newly_joined_rooms = [] archived = [] - if len(room_events) <= timeline_limit: - # There is no gap in any of the rooms. Therefore we can just - # partition the new events by room and return them. - logger.debug("Got %i events for incremental sync - not limited", - len(room_events)) - - invite_events = [] - leave_events = [] - events_by_room_id = {} - for event in room_events: - events_by_room_id.setdefault(event.room_id, []).append(event) - if event.room_id not in joined_room_ids: - if (event.type == EventTypes.Member - and event.state_key == sync_config.user.to_string()): - if event.membership == Membership.INVITE: - invite_events.append(event) - elif event.membership in (Membership.LEAVE, Membership.BAN): - leave_events.append(event) - - for room_id in joined_room_ids: - recents = events_by_room_id.get(room_id, []) - logger.debug("Events for room %s: %r", room_id, recents) - state = { - (event.type, event.state_key): event - for event in recents if event.is_state()} - limited = False + invited = [] + for room_id, events in mem_change_events_by_room_id.items(): + non_joins = [e for e in events if e.membership != Membership.JOIN] + has_join = len(non_joins) != len(events) + + # We want to figure out if we joined the room at some point since + # the last sync (even if we have since left). This is to make sure + # we do send down the room, and with full state, where necessary + if room_id in joined_room_ids or has_join: + old_state = yield self.get_state_at(room_id, since_token) + old_mem_ev = old_state.get((EventTypes.Member, user_id), None) + if not old_mem_ev or old_mem_ev.membership != Membership.JOIN: + newly_joined_rooms.append(room_id) + + if room_id in joined_room_ids: + continue + + if not non_joins: + continue - if recents: - prev_batch = now_token.copy_and_replace( - "room_key", recents[0].internal_metadata.before - ) - else: - prev_batch = now_token - - just_joined = yield self.check_joined_room(sync_config, state) - if just_joined: - logger.debug("User has just joined %s: needs full state", - room_id) - state = yield self.get_state_at(room_id, now_token) - # the timeline is inherently limited if we've just joined - limited = True - - room_sync = JoinedSyncResult( - room_id=room_id, - timeline=TimelineBatch( - events=recents, - prev_batch=prev_batch, - limited=limited, - ), - state=state, - ephemeral=ephemeral_by_room.get(room_id, []), - account_data=self.account_data_for_room( - room_id, tags_by_room, account_data_by_room - ), - unread_notifications={}, + # Only bother if we're still currently invited + should_invite = non_joins[-1].membership == Membership.INVITE + if should_invite: + room_sync = InvitedSyncResult(room_id, invite=non_joins[-1]) + if room_sync: + invited.append(room_sync) + + # Always include leave/ban events. Just take the last one. + # TODO: How do we handle ban -> leave in same batch? + leave_events = [ + e for e in non_joins + if e.membership in (Membership.LEAVE, Membership.BAN) + ] + + if leave_events: + leave_event = leave_events[-1] + room_sync = yield self.incremental_sync_for_archived_room( + sync_config, room_id, leave_event.event_id, since_token, + tags_by_room, account_data_by_room, + full_state=room_id in newly_joined_rooms ) - logger.debug("Result for room %s: %r", room_id, room_sync) - if room_sync: - notifs = yield self.unread_notifs_for_room_id( - room_id, sync_config, all_ephemeral_by_room - ) + archived.append(room_sync) - if notifs is not None: - notif_dict = room_sync.unread_notifications - notif_dict["notification_count"] = len(notifs) - notif_dict["highlight_count"] = len([ - 1 for notif in notifs - if _action_has_highlight(notif["actions"]) - ]) + # Get all events for rooms we're currently joined to. + room_to_events = yield self.store.get_room_events_stream_for_rooms( + room_ids=joined_room_ids, + from_key=since_token.room_key, + to_key=now_token.room_key, + limit=timeline_limit + 1, + ) - joined.append(room_sync) + joined = [] + # We loop through all room ids, even if there are no new events, in case + # there are non room events taht we need to notify about. + for room_id in joined_room_ids: + room_entry = room_to_events.get(room_id, None) - else: - logger.debug("Got %i events for incremental sync - hit limit", - len(room_events)) + if room_entry: + events, start_key = room_entry - invite_events = yield self.store.get_invites_for_user( - sync_config.user.to_string() - ) + prev_batch_token = now_token.copy_and_replace("room_key", start_key) - leave_events = yield self.store.get_leave_and_ban_events_for_user( - sync_config.user.to_string() - ) + newly_joined_room = room_id in newly_joined_rooms + full_state = newly_joined_room - for room_id in joined_room_ids: - room_sync = yield self.incremental_sync_with_gap_for_room( - room_id, sync_config, since_token, now_token, - ephemeral_by_room, tags_by_room, account_data_by_room, - all_ephemeral_by_room=all_ephemeral_by_room, + batch = yield self.load_filtered_recents( + room_id, sync_config, prev_batch_token, + since_token=since_token, + recents=events, + newly_joined_room=newly_joined_room, ) - if room_sync: - joined.append(room_sync) - - for leave_event in leave_events: - room_sync = yield self.incremental_sync_for_archived_room( - sync_config, leave_event, since_token, tags_by_room, - account_data_by_room + else: + batch = TimelineBatch( + events=[], + prev_batch=since_token, + limited=False, + ) + full_state = False + + room_sync = yield self.incremental_sync_with_gap_for_room( + room_id=room_id, + sync_config=sync_config, + since_token=since_token, + now_token=now_token, + ephemeral_by_room=ephemeral_by_room, + tags_by_room=tags_by_room, + account_data_by_room=account_data_by_room, + batch=batch, + full_state=full_state, ) if room_sync: - archived.append(room_sync) + joined.append(room_sync) + + # For each newly joined room, we want to send down presence of + # existing users. + presence_handler = self.hs.get_handlers().presence_handler + extra_presence_users = set() + for room_id in newly_joined_rooms: + users = yield self.store.get_users_in_room(event.room_id) + extra_presence_users.update(users) + + # For each new member, send down presence. + for joined_sync in joined: + it = itertools.chain(joined_sync.timeline.events, joined_sync.state.values()) + for event in it: + if event.type == EventTypes.Member: + if event.membership == Membership.JOIN: + extra_presence_users.add(event.state_key) + + states = yield presence_handler.get_states( + [u for u in extra_presence_users if u != user_id], + as_event=True, + ) + presence.extend(states) - invited = [ - InvitedSyncResult(room_id=event.room_id, invite=event) - for event in invite_events - ] + account_data_for_user = sync_config.filter_collection.filter_account_data( + self.account_data_for_user(account_data) + ) + + presence = sync_config.filter_collection.filter_presence( + presence + ) defer.returnValue(SyncResult( presence=presence, - account_data=self.account_data_for_user(account_data), + account_data=account_data_for_user, joined=joined, invited=invited, archived=archived, @@ -614,51 +655,71 @@ class SyncHandler(BaseHandler): @defer.inlineCallbacks def load_filtered_recents(self, room_id, sync_config, now_token, - since_token=None): + since_token=None, recents=None, newly_joined_room=False): """ :returns a Deferred TimelineBatch """ - limited = True - recents = [] - filtering_factor = 2 - timeline_limit = sync_config.filter.timeline_limit() - load_limit = max(timeline_limit * filtering_factor, 100) - max_repeat = 3 # Only try a few times per room, otherwise - room_key = now_token.room_key - end_key = room_key - - while limited and len(recents) < timeline_limit and max_repeat: - events, keys = yield self.store.get_recent_events_for_room( - room_id, - limit=load_limit + 1, - from_token=since_token.room_key if since_token else None, - end_token=end_key, - ) - (room_key, _) = keys - end_key = "s" + room_key.split('-')[-1] - loaded_recents = sync_config.filter.filter_room_timeline(events) - loaded_recents = yield self._filter_events_for_client( - sync_config.user.to_string(), - loaded_recents, - is_peeking=sync_config.is_guest, - ) - loaded_recents.extend(recents) - recents = loaded_recents - if len(events) <= load_limit: + with Measure(self.clock, "load_filtered_recents"): + filtering_factor = 2 + timeline_limit = sync_config.filter_collection.timeline_limit() + load_limit = max(timeline_limit * filtering_factor, 10) + max_repeat = 5 # Only try a few times per room, otherwise + room_key = now_token.room_key + end_key = room_key + + if recents is None or newly_joined_room or timeline_limit < len(recents): + limited = True + else: limited = False - max_repeat -= 1 - if len(recents) > timeline_limit: - limited = True - recents = recents[-timeline_limit:] - room_key = recents[0].internal_metadata.before + if recents is not None: + recents = sync_config.filter_collection.filter_room_timeline(recents) + recents = yield self._filter_events_for_client( + sync_config.user.to_string(), + recents, + ) + else: + recents = [] + + since_key = None + if since_token and not newly_joined_room: + since_key = since_token.room_key + + while limited and len(recents) < timeline_limit and max_repeat: + events, end_key = yield self.store.get_room_events_stream_for_room( + room_id, + limit=load_limit + 1, + from_key=since_key, + to_key=end_key, + ) + loaded_recents = sync_config.filter_collection.filter_room_timeline( + events + ) + loaded_recents = yield self._filter_events_for_client( + sync_config.user.to_string(), + loaded_recents, + ) + loaded_recents.extend(recents) + recents = loaded_recents - prev_batch_token = now_token.copy_and_replace( - "room_key", room_key - ) + if len(events) <= load_limit: + limited = False + break + max_repeat -= 1 + + if len(recents) > timeline_limit: + limited = True + recents = recents[-timeline_limit:] + room_key = recents[0].internal_metadata.before + + prev_batch_token = now_token.copy_and_replace( + "room_key", room_key + ) defer.returnValue(TimelineBatch( - events=recents, prev_batch=prev_batch_token, limited=limited + events=recents, + prev_batch=prev_batch_token, + limited=limited or newly_joined_room )) @defer.inlineCallbacks @@ -666,112 +727,92 @@ class SyncHandler(BaseHandler): since_token, now_token, ephemeral_by_room, tags_by_room, account_data_by_room, - all_ephemeral_by_room): - """ Get the incremental delta needed to bring the client up to date for - the room. Gives the client the most recent events and the changes to - state. - Returns: - A Deferred JoinedSyncResult - """ - logger.debug("Doing incremental sync for room %s between %s and %s", - room_id, since_token, now_token) - - # TODO(mjark): Check for redactions we might have missed. - - batch = yield self.load_filtered_recents( - room_id, sync_config, now_token, since_token, + batch, full_state=False): + state = yield self.compute_state_delta( + room_id, batch, sync_config, since_token, now_token, + full_state=full_state ) - logger.debug("Recents %r", batch) - - current_state = yield self.get_state_at(room_id, now_token) - - state_at_previous_sync = yield self.get_state_at( - room_id, stream_position=since_token + account_data = self.account_data_for_room( + room_id, tags_by_room, account_data_by_room ) - state = yield self.compute_state_delta( - since_token=since_token, - previous_state=state_at_previous_sync, - current_state=current_state, + account_data = sync_config.filter_collection.filter_room_account_data( + account_data ) - just_joined = yield self.check_joined_room(sync_config, state) - if just_joined: - state = yield self.get_state_at(room_id, now_token) - - notifs = yield self.unread_notifs_for_room_id( - room_id, sync_config, all_ephemeral_by_room + ephemeral = sync_config.filter_collection.filter_room_ephemeral( + ephemeral_by_room.get(room_id, []) ) unread_notifications = {} - if notifs is not None: - unread_notifications["notification_count"] = len(notifs) - unread_notifications["highlight_count"] = len([ - 1 for notif in notifs if _action_has_highlight(notif["actions"]) - ]) - room_sync = JoinedSyncResult( room_id=room_id, timeline=batch, state=state, - ephemeral=ephemeral_by_room.get(room_id, []), - account_data=self.account_data_for_room( - room_id, tags_by_room, account_data_by_room - ), + ephemeral=ephemeral, + account_data=account_data, unread_notifications=unread_notifications, ) + if room_sync: + notifs = yield self.unread_notifs_for_room_id( + room_id, sync_config + ) + + if notifs is not None: + unread_notifications["notification_count"] = notifs["notify_count"] + unread_notifications["highlight_count"] = notifs["highlight_count"] + logger.debug("Room sync: %r", room_sync) defer.returnValue(room_sync) @defer.inlineCallbacks - def incremental_sync_for_archived_room(self, sync_config, leave_event, + def incremental_sync_for_archived_room(self, sync_config, room_id, leave_event_id, since_token, tags_by_room, - account_data_by_room): + account_data_by_room, full_state, + leave_token=None): """ Get the incremental delta needed to bring the client up to date for the archived room. Returns: A Deferred ArchivedSyncResult """ - stream_token = yield self.store.get_stream_token_for_event( - leave_event.event_id - ) + if not leave_token: + stream_token = yield self.store.get_stream_token_for_event( + leave_event_id + ) - leave_token = since_token.copy_and_replace("room_key", stream_token) + leave_token = since_token.copy_and_replace("room_key", stream_token) - if since_token.is_after(leave_token): + if since_token and since_token.is_after(leave_token): defer.returnValue(None) batch = yield self.load_filtered_recents( - leave_event.room_id, sync_config, leave_token, since_token, + room_id, sync_config, leave_token, since_token, ) logger.debug("Recents %r", batch) - state_events_at_leave = yield self.store.get_state_for_event( - leave_event.event_id + state_events_delta = yield self.compute_state_delta( + room_id, batch, sync_config, since_token, leave_token, + full_state=full_state ) - state_at_previous_sync = yield self.get_state_at( - leave_event.room_id, stream_position=since_token + account_data = self.account_data_for_room( + room_id, tags_by_room, account_data_by_room ) - state_events_delta = yield self.compute_state_delta( - since_token=since_token, - previous_state=state_at_previous_sync, - current_state=state_events_at_leave, + account_data = sync_config.filter_collection.filter_room_account_data( + account_data ) room_sync = ArchivedSyncResult( - room_id=leave_event.room_id, + room_id=room_id, timeline=batch, state=state_events_delta, - account_data=self.account_data_for_room( - leave_event.room_id, tags_by_room, account_data_by_room - ), + account_data=account_data, ) logger.debug("Room sync: %r", room_sync) @@ -812,15 +853,19 @@ class SyncHandler(BaseHandler): state = {} defer.returnValue(state) - def compute_state_delta(self, since_token, previous_state, current_state): - """ Works out the differnce in state between the current state and the - state the client got when it last performed a sync. - - :param str since_token: the point we are comparing against - :param dict[(str,str), synapse.events.FrozenEvent] previous_state: the - state to compare to - :param dict[(str,str), synapse.events.FrozenEvent] current_state: the - new state + @defer.inlineCallbacks + def compute_state_delta(self, room_id, batch, sync_config, since_token, now_token, + full_state): + """ Works out the differnce in state between the start of the timeline + and the previous sync. + + :param str room_id + :param TimelineBatch batch: The timeline batch for the room that will + be sent to the user. + :param sync_config + :param str since_token: Token of the end of the previous batch. May be None. + :param str now_token: Token of the end of the current batch. + :param bool full_state: Whether to force returning the full state. :returns A new event dictionary """ @@ -829,12 +874,65 @@ class SyncHandler(BaseHandler): # updates even if they occured logically before the previous event. # TODO(mjark) Check for new redactions in the state events. - state_delta = {} - for key, event in current_state.iteritems(): - if (key not in previous_state or - previous_state[key].event_id != event.event_id): - state_delta[key] = event - return state_delta + with Measure(self.clock, "compute_state_delta"): + if full_state: + if batch: + current_state = yield self.store.get_state_for_event( + batch.events[-1].event_id + ) + + state = yield self.store.get_state_for_event( + batch.events[0].event_id + ) + else: + current_state = yield self.get_state_at( + room_id, stream_position=now_token + ) + + state = current_state + + timeline_state = { + (event.type, event.state_key): event + for event in batch.events if event.is_state() + } + + state = _calculate_state( + timeline_contains=timeline_state, + timeline_start=state, + previous={}, + current=current_state, + ) + elif batch.limited: + state_at_previous_sync = yield self.get_state_at( + room_id, stream_position=since_token + ) + + current_state = yield self.store.get_state_for_event( + batch.events[-1].event_id + ) + + state_at_timeline_start = yield self.store.get_state_for_event( + batch.events[0].event_id + ) + + timeline_state = { + (event.type, event.state_key): event + for event in batch.events if event.is_state() + } + + state = _calculate_state( + timeline_contains=timeline_state, + timeline_start=state_at_timeline_start, + previous=state_at_previous_sync, + current=current_state, + ) + else: + state = {} + + defer.returnValue({ + (e.type, e.state_key): e + for e in sync_config.filter_collection.filter_room_state(state.values()) + }) def check_joined_room(self, sync_config, state_delta): """ @@ -855,21 +953,24 @@ class SyncHandler(BaseHandler): return False @defer.inlineCallbacks - def unread_notifs_for_room_id(self, room_id, sync_config, ephemeral_by_room): - last_unread_event_id = self.last_read_event_id_for_room_and_user( - room_id, sync_config.user.to_string(), ephemeral_by_room - ) - - notifs = [] - if last_unread_event_id: - notifs = yield self.store.get_unread_event_push_actions_by_room_for_user( - room_id, sync_config.user.to_string(), last_unread_event_id + def unread_notifs_for_room_id(self, room_id, sync_config): + with Measure(self.clock, "unread_notifs_for_room_id"): + last_unread_event_id = yield self.store.get_last_receipt_event_id_for_user( + user_id=sync_config.user.to_string(), + room_id=room_id, + receipt_type="m.read" ) - defer.returnValue(notifs) - # There is no new information in this period, so your notification - # count is whatever it was last time. - defer.returnValue(None) + notifs = [] + if last_unread_event_id: + notifs = yield self.store.get_unread_event_push_actions_by_room_for_user( + room_id, sync_config.user.to_string(), last_unread_event_id + ) + defer.returnValue(notifs) + + # There is no new information in this period, so your notification + # count is whatever it was last time. + defer.returnValue(None) def _action_has_highlight(actions): @@ -881,3 +982,40 @@ def _action_has_highlight(actions): pass return False + + +def _calculate_state(timeline_contains, timeline_start, previous, current): + """Works out what state to include in a sync response. + + Args: + timeline_contains (dict): state in the timeline + timeline_start (dict): state at the start of the timeline + previous (dict): state at the end of the previous sync (or empty dict + if this is an initial sync) + current (dict): state at the end of the timeline + + Returns: + dict + """ + event_id_to_state = { + e.event_id: e + for e in itertools.chain( + timeline_contains.values(), + previous.values(), + timeline_start.values(), + current.values(), + ) + } + + c_ids = set(e.event_id for e in current.values()) + tc_ids = set(e.event_id for e in timeline_contains.values()) + p_ids = set(e.event_id for e in previous.values()) + ts_ids = set(e.event_id for e in timeline_start.values()) + + state_ids = ((c_ids | ts_ids) - p_ids) - tc_ids + + evs = (event_id_to_state[e] for e in state_ids) + return { + (e.type, e.state_key): e + for e in evs + } diff --git a/synapse/handlers/typing.py b/synapse/handlers/typing.py index 43bf600913..8ce27f49ec 100644 --- a/synapse/handlers/typing.py +++ b/synapse/handlers/typing.py @@ -19,11 +19,13 @@ from ._base import BaseHandler from synapse.api.errors import SynapseError, AuthError from synapse.util.logcontext import PreserveLoggingContext +from synapse.util.metrics import Measure from synapse.types import UserID import logging from collections import namedtuple +import ujson as json logger = logging.getLogger(__name__) @@ -218,10 +220,24 @@ class TypingNotificationHandler(BaseHandler): "typing_key", self._latest_room_serial, rooms=[room_id] ) + def get_all_typing_updates(self, last_id, current_id): + # TODO: Work out a way to do this without scanning the entire state. + rows = [] + for room_id, serial in self._room_serials.items(): + if last_id < serial and serial <= current_id: + typing = self._room_typing[room_id] + typing_bytes = json.dumps([ + u.to_string() for u in typing + ], ensure_ascii=False) + rows.append((serial, room_id, typing_bytes)) + rows.sort() + return rows + class TypingNotificationEventSource(object): def __init__(self, hs): self.hs = hs + self.clock = hs.get_clock() self._handler = None self._room_member_handler = None @@ -247,19 +263,20 @@ class TypingNotificationEventSource(object): } def get_new_events(self, from_key, room_ids, **kwargs): - from_key = int(from_key) - handler = self.handler() + with Measure(self.clock, "typing.get_new_events"): + from_key = int(from_key) + handler = self.handler() - events = [] - for room_id in room_ids: - if room_id not in handler._room_serials: - continue - if handler._room_serials[room_id] <= from_key: - continue + events = [] + for room_id in room_ids: + if room_id not in handler._room_serials: + continue + if handler._room_serials[room_id] <= from_key: + continue - events.append(self._make_event_for(room_id)) + events.append(self._make_event_for(room_id)) - return events, handler._latest_room_serial + return events, handler._latest_room_serial def get_current_key(self): return self.handler()._latest_room_serial diff --git a/synapse/http/client.py b/synapse/http/client.py index 25d319f126..127690e534 100644 --- a/synapse/http/client.py +++ b/synapse/http/client.py @@ -103,7 +103,7 @@ class SimpleHttpClient(object): # TODO: Do we ever want to log message contents? logger.debug("post_urlencoded_get_json args: %s", args) - query_bytes = urllib.urlencode(args, True) + query_bytes = urllib.urlencode(encode_urlencode_args(args), True) response = yield self.request( "POST", @@ -330,7 +330,7 @@ class CaptchaServerHttpClient(SimpleHttpClient): @defer.inlineCallbacks def post_urlencoded_get_raw(self, url, args={}): - query_bytes = urllib.urlencode(args, True) + query_bytes = urllib.urlencode(encode_urlencode_args(args), True) response = yield self.request( "POST", @@ -350,6 +350,19 @@ class CaptchaServerHttpClient(SimpleHttpClient): defer.returnValue(e.response) +def encode_urlencode_args(args): + return {k: encode_urlencode_arg(v) for k, v in args.items()} + + +def encode_urlencode_arg(arg): + if isinstance(arg, unicode): + return arg.encode('utf-8') + elif isinstance(arg, list): + return [encode_urlencode_arg(i) for i in arg] + else: + return arg + + def _print_ex(e): if hasattr(e, "reasons") and e.reasons: for ex in e.reasons: diff --git a/synapse/http/matrixfederationclient.py b/synapse/http/matrixfederationclient.py index da13e32e78..c3589534f8 100644 --- a/synapse/http/matrixfederationclient.py +++ b/synapse/http/matrixfederationclient.py @@ -152,7 +152,7 @@ class MatrixFederationHttpClient(object): return self.clock.time_bound_deferred( request_deferred, - time_out=timeout/1000. if timeout else 60, + time_out=timeout / 1000. if timeout else 60, ) response = yield preserve_context_over_fn( diff --git a/synapse/http/server.py b/synapse/http/server.py index 10d1fcd3f6..b17b190ee5 100644 --- a/synapse/http/server.py +++ b/synapse/http/server.py @@ -41,7 +41,7 @@ metrics = synapse.metrics.get_metrics_for(__name__) incoming_requests_counter = metrics.register_counter( "requests", - labels=["method", "servlet"], + labels=["method", "servlet", "tag"], ) outgoing_responses_counter = metrics.register_counter( "responses", @@ -50,23 +50,23 @@ outgoing_responses_counter = metrics.register_counter( response_timer = metrics.register_distribution( "response_time", - labels=["method", "servlet"] + labels=["method", "servlet", "tag"] ) response_ru_utime = metrics.register_distribution( - "response_ru_utime", labels=["method", "servlet"] + "response_ru_utime", labels=["method", "servlet", "tag"] ) response_ru_stime = metrics.register_distribution( - "response_ru_stime", labels=["method", "servlet"] + "response_ru_stime", labels=["method", "servlet", "tag"] ) response_db_txn_count = metrics.register_distribution( - "response_db_txn_count", labels=["method", "servlet"] + "response_db_txn_count", labels=["method", "servlet", "tag"] ) response_db_txn_duration = metrics.register_distribution( - "response_db_txn_duration", labels=["method", "servlet"] + "response_db_txn_duration", labels=["method", "servlet", "tag"] ) @@ -99,9 +99,8 @@ def request_handler(request_handler): request_context.request = request_id with request.processing(): try: - d = request_handler(self, request) - with PreserveLoggingContext(): - yield d + with PreserveLoggingContext(request_context): + yield request_handler(self, request) except CodeMessageException as e: code = e.code if isinstance(e, SynapseError): @@ -208,6 +207,9 @@ class JsonResource(HttpServer, resource.Resource): if request.method == "OPTIONS": self._send_response(request, 200, {}) return + + start_context = LoggingContext.current_context() + # Loop through all the registered callbacks to check if the method # and path regex match for path_entry in self.path_regexs.get(request.method, []): @@ -226,7 +228,6 @@ class JsonResource(HttpServer, resource.Resource): servlet_classname = servlet_instance.__class__.__name__ else: servlet_classname = "%r" % callback - incoming_requests_counter.inc(request.method, servlet_classname) args = [ urllib.unquote(u).decode("UTF-8") if u else u for u in m.groups() @@ -237,21 +238,40 @@ class JsonResource(HttpServer, resource.Resource): code, response = callback_return self._send_response(request, code, response) - response_timer.inc_by( - self.clock.time_msec() - start, request.method, servlet_classname - ) - try: context = LoggingContext.current_context() + + tag = "" + if context: + tag = context.tag + + if context != start_context: + logger.warn( + "Context have unexpectedly changed %r, %r", + context, self.start_context + ) + return + + incoming_requests_counter.inc(request.method, servlet_classname, tag) + + response_timer.inc_by( + self.clock.time_msec() - start, request.method, + servlet_classname, tag + ) + ru_utime, ru_stime = context.get_resource_usage() - response_ru_utime.inc_by(ru_utime, request.method, servlet_classname) - response_ru_stime.inc_by(ru_stime, request.method, servlet_classname) + response_ru_utime.inc_by( + ru_utime, request.method, servlet_classname, tag + ) + response_ru_stime.inc_by( + ru_stime, request.method, servlet_classname, tag + ) response_db_txn_count.inc_by( - context.db_txn_count, request.method, servlet_classname + context.db_txn_count, request.method, servlet_classname, tag ) response_db_txn_duration.inc_by( - context.db_txn_duration, request.method, servlet_classname + context.db_txn_duration, request.method, servlet_classname, tag ) except: pass @@ -347,10 +367,29 @@ def respond_with_json_bytes(request, code, json_bytes, send_cors=False, "Origin, X-Requested-With, Content-Type, Accept") request.write(json_bytes) - request.finish() + finish_request(request) return NOT_DONE_YET +def finish_request(request): + """ Finish writing the response to the request. + + Twisted throws a RuntimeException if the connection closed before the + response was written but doesn't provide a convenient or reliable way to + determine if the connection was closed. So we catch and log the RuntimeException + + You might think that ``request.notifyFinish`` could be used to tell if the + request was finished. However the deferred it returns won't fire if the + connection was already closed, meaning we'd have to have called the method + right at the start of the request. By the time we want to write the response + it will already be too late. + """ + try: + request.finish() + except RuntimeError as e: + logger.info("Connection disconnected before response was written: %r", e) + + def _request_user_agent_is_curl(request): user_agents = request.requestHeaders.getRawHeaders( "User-Agent", default=[] diff --git a/synapse/http/servlet.py b/synapse/http/servlet.py index 7bd87940b4..1c8bd8666f 100644 --- a/synapse/http/servlet.py +++ b/synapse/http/servlet.py @@ -15,14 +15,27 @@ """ This module contains base REST classes for constructing REST servlets. """ -from synapse.api.errors import SynapseError +from synapse.api.errors import SynapseError, Codes import logging +import simplejson logger = logging.getLogger(__name__) def parse_integer(request, name, default=None, required=False): + """Parse an integer parameter from the request string + + :param request: the twisted HTTP request. + :param name (str): the name of the query parameter. + :param default: value to use if the parameter is absent, defaults to None. + :param required (bool): whether to raise a 400 SynapseError if the + parameter is absent, defaults to False. + :return: An int value or the default. + :raises + SynapseError if the parameter is absent and required, or if the + parameter is present and not an integer. + """ if name in request.args: try: return int(request.args[name][0]) @@ -32,12 +45,25 @@ def parse_integer(request, name, default=None, required=False): else: if required: message = "Missing integer query parameter %r" % (name,) - raise SynapseError(400, message) + raise SynapseError(400, message, errcode=Codes.MISSING_PARAM) else: return default def parse_boolean(request, name, default=None, required=False): + """Parse a boolean parameter from the request query string + + :param request: the twisted HTTP request. + :param name (str): the name of the query parameter. + :param default: value to use if the parameter is absent, defaults to None. + :param required (bool): whether to raise a 400 SynapseError if the + parameter is absent, defaults to False. + :return: A bool value or the default. + :raises + SynapseError if the parameter is absent and required, or if the + parameter is present and not one of "true" or "false". + """ + if name in request.args: try: return { @@ -53,30 +79,84 @@ def parse_boolean(request, name, default=None, required=False): else: if required: message = "Missing boolean query parameter %r" % (name,) - raise SynapseError(400, message) + raise SynapseError(400, message, errcode=Codes.MISSING_PARAM) else: return default def parse_string(request, name, default=None, required=False, allowed_values=None, param_type="string"): + """Parse a string parameter from the request query string. + + :param request: the twisted HTTP request. + :param name (str): the name of the query parameter. + :param default: value to use if the parameter is absent, defaults to None. + :param required (bool): whether to raise a 400 SynapseError if the + parameter is absent, defaults to False. + :param allowed_values (list): List of allowed values for the string, + or None if any value is allowed, defaults to None + :return: A string value or the default. + :raises + SynapseError if the parameter is absent and required, or if the + parameter is present, must be one of a list of allowed values and + is not one of those allowed values. + """ + if name in request.args: value = request.args[name][0] if allowed_values is not None and value not in allowed_values: message = "Query parameter %r must be one of [%s]" % ( name, ", ".join(repr(v) for v in allowed_values) ) - raise SynapseError(message) + raise SynapseError(400, message) else: return value else: if required: message = "Missing %s query parameter %r" % (param_type, name) - raise SynapseError(400, message) + raise SynapseError(400, message, errcode=Codes.MISSING_PARAM) else: return default +def parse_json_value_from_request(request): + """Parse a JSON value from the body of a twisted HTTP request. + + :param request: the twisted HTTP request. + :returns: The JSON value. + :raises + SynapseError if the request body couldn't be decoded as JSON. + """ + try: + content_bytes = request.content.read() + except: + raise SynapseError(400, "Error reading JSON content.") + + try: + content = simplejson.loads(content_bytes) + except simplejson.JSONDecodeError: + raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON) + + return content + + +def parse_json_object_from_request(request): + """Parse a JSON object from the body of a twisted HTTP request. + + :param request: the twisted HTTP request. + :raises + SynapseError if the request body couldn't be decoded as JSON or + if it wasn't a JSON object. + """ + content = parse_json_value_from_request(request) + + if type(content) != dict: + message = "Content must be a JSON object." + raise SynapseError(400, message, errcode=Codes.BAD_JSON) + + return content + + class RestServlet(object): """ A Synapse REST Servlet. diff --git a/synapse/notifier.py b/synapse/notifier.py index 6eaa65071e..f00cd8c588 100644 --- a/synapse/notifier.py +++ b/synapse/notifier.py @@ -18,10 +18,13 @@ from synapse.api.constants import EventTypes from synapse.api.errors import AuthError from synapse.util.logutils import log_function -from synapse.util.async import run_on_reactor, ObservableDeferred +from synapse.util.async import ObservableDeferred +from synapse.util.logcontext import PreserveLoggingContext from synapse.types import StreamToken import synapse.metrics +from collections import namedtuple + import logging @@ -71,7 +74,8 @@ class _NotifierUserStream(object): self.current_token = current_token self.last_notified_ms = time_now_ms - self.notify_deferred = ObservableDeferred(defer.Deferred()) + with PreserveLoggingContext(): + self.notify_deferred = ObservableDeferred(defer.Deferred()) def notify(self, stream_key, stream_id, time_now_ms): """Notify any listeners for this user of a new event from an @@ -86,8 +90,10 @@ class _NotifierUserStream(object): ) self.last_notified_ms = time_now_ms noify_deferred = self.notify_deferred - self.notify_deferred = ObservableDeferred(defer.Deferred()) - noify_deferred.callback(self.current_token) + + with PreserveLoggingContext(): + self.notify_deferred = ObservableDeferred(defer.Deferred()) + noify_deferred.callback(self.current_token) def remove(self, notifier): """ Remove this listener from all the indexes in the Notifier @@ -118,6 +124,11 @@ class _NotifierUserStream(object): return _NotificationListener(self.notify_deferred.observe()) +class EventStreamResult(namedtuple("EventStreamResult", ("events", "tokens"))): + def __nonzero__(self): + return bool(self.events) + + class Notifier(object): """ This class is responsible for notifying any listeners when there are new events available for it. @@ -148,6 +159,8 @@ class Notifier(object): self.remove_expired_streams, self.UNUSED_STREAM_EXPIRY_MS ) + self.replication_deferred = ObservableDeferred(defer.Deferred()) + # This is not a very cheap test to perform, but it's only executed # when rendering the metrics page, which is likely once per minute at # most when scraping it. @@ -177,8 +190,6 @@ class Notifier(object): lambda: count(bool, self.appservice_to_user_streams.values()), ) - @log_function - @defer.inlineCallbacks def on_new_room_event(self, event, room_stream_id, max_room_stream_id, extra_users=[]): """ Used by handlers to inform the notifier something has happened @@ -192,12 +203,13 @@ class Notifier(object): until all previous events have been persisted before notifying the client streams. """ - yield run_on_reactor() + with PreserveLoggingContext(): + self.pending_new_room_events.append(( + room_stream_id, event, extra_users + )) + self._notify_pending_new_room_events(max_room_stream_id) - self.pending_new_room_events.append(( - room_stream_id, event, extra_users - )) - self._notify_pending_new_room_events(max_room_stream_id) + self.notify_replication() def _notify_pending_new_room_events(self, max_room_stream_id): """Notify for the room events that were queued waiting for a previous @@ -244,35 +256,41 @@ class Notifier(object): extra_streams=app_streams, ) - @defer.inlineCallbacks - @log_function def on_new_event(self, stream_key, new_token, users=[], rooms=[], extra_streams=set()): """ Used to inform listeners that something has happend event wise. Will wake up all listeners for the given users and rooms. """ - yield run_on_reactor() - user_streams = set() + with PreserveLoggingContext(): + user_streams = set() - for user in users: - user_stream = self.user_to_user_stream.get(str(user)) - if user_stream is not None: - user_streams.add(user_stream) + for user in users: + user_stream = self.user_to_user_stream.get(str(user)) + if user_stream is not None: + user_streams.add(user_stream) - for room in rooms: - user_streams |= self.room_to_user_streams.get(room, set()) + for room in rooms: + user_streams |= self.room_to_user_streams.get(room, set()) - time_now_ms = self.clock.time_msec() - for user_stream in user_streams: - try: - user_stream.notify(stream_key, new_token, time_now_ms) - except: - logger.exception("Failed to notify listener") + time_now_ms = self.clock.time_msec() + for user_stream in user_streams: + try: + user_stream.notify(stream_key, new_token, time_now_ms) + except: + logger.exception("Failed to notify listener") + + self.notify_replication() + + def on_new_replication_data(self): + """Used to inform replication listeners that something has happend + without waking up any of the normal user event streams""" + with PreserveLoggingContext(): + self.notify_replication() @defer.inlineCallbacks def wait_for_events(self, user_id, timeout, callback, room_ids=None, - from_token=StreamToken("s0", "0", "0", "0", "0")): + from_token=StreamToken.START): """Wait until the callback returns a non empty response or the timeout fires. """ @@ -301,7 +319,7 @@ class Notifier(object): def timed_out(): if listener: listener.deferred.cancel() - timer = self.clock.call_later(timeout/1000., timed_out) + timer = self.clock.call_later(timeout / 1000., timed_out) prev_token = from_token while not result: @@ -318,7 +336,8 @@ class Notifier(object): # that we don't miss any current_token updates. prev_token = current_token listener = user_stream.new_listener(prev_token) - yield listener.deferred + with PreserveLoggingContext(): + yield listener.deferred except defer.CancelledError: break @@ -356,7 +375,7 @@ class Notifier(object): @defer.inlineCallbacks def check_for_updates(before_token, after_token): if not after_token.is_after(before_token): - defer.returnValue(None) + defer.returnValue(EventStreamResult([], (from_token, from_token))) events = [] end_token = from_token @@ -369,6 +388,7 @@ class Notifier(object): continue if only_keys and name not in only_keys: continue + new_events, new_key = yield source.get_new_events( user=user, from_key=getattr(from_token, keyname), @@ -388,10 +408,7 @@ class Notifier(object): events.extend(new_events) end_token = end_token.copy_and_replace(keyname, new_key) - if events: - defer.returnValue((events, (from_token, end_token))) - else: - defer.returnValue(None) + defer.returnValue(EventStreamResult(events, (from_token, end_token))) user_id_for_stream = user.to_string() if is_peeking: @@ -415,9 +432,6 @@ class Notifier(object): from_token=from_token, ) - if result is None: - result = ([], (from_token, from_token)) - defer.returnValue(result) @defer.inlineCallbacks @@ -477,3 +491,45 @@ class Notifier(object): room_streams = self.room_to_user_streams.setdefault(room_id, set()) room_streams.add(new_user_stream) new_user_stream.rooms.add(room_id) + + def notify_replication(self): + """Notify the any replication listeners that there's a new event""" + with PreserveLoggingContext(): + deferred = self.replication_deferred + self.replication_deferred = ObservableDeferred(defer.Deferred()) + deferred.callback(None) + + @defer.inlineCallbacks + def wait_for_replication(self, callback, timeout): + """Wait for an event to happen. + + :param callback: + Gets called whenever an event happens. If this returns a truthy + value then ``wait_for_replication`` returns, otherwise it waits + for another event. + :param int timeout: + How many milliseconds to wait for callback return a truthy value. + :returns: + A deferred that resolves with the value returned by the callback. + """ + listener = _NotificationListener(None) + + def timed_out(): + listener.deferred.cancel() + + timer = self.clock.call_later(timeout / 1000., timed_out) + while True: + listener.deferred = self.replication_deferred.observe() + result = yield callback() + if result: + break + + try: + with PreserveLoggingContext(): + yield listener.deferred + except defer.CancelledError: + break + + self.clock.cancel_call_later(timer, ignore_errs=True) + + defer.returnValue(result) diff --git a/synapse/push/__init__.py b/synapse/push/__init__.py index e6a28bd8c0..65ef1b68a3 100644 --- a/synapse/push/__init__.py +++ b/synapse/push/__init__.py @@ -17,10 +17,11 @@ from twisted.internet import defer from synapse.streams.config import PaginationConfig from synapse.types import StreamToken -from synapse.api.constants import Membership +from synapse.util.logcontext import LoggingContext +from synapse.util.metrics import Measure import synapse.util.async -import push_rule_evaluator as push_rule_evaluator +from .push_rule_evaluator import evaluator_for_user_id import logging import random @@ -28,6 +29,16 @@ import random logger = logging.getLogger(__name__) +_NEXT_ID = 1 + + +def _get_next_id(): + global _NEXT_ID + _id = _NEXT_ID + _NEXT_ID += 1 + return _id + + # Pushers could now be moved to pull out of the event_push_actions table instead # of listening on the event stream: this would avoid them having to run the # rules again. @@ -36,14 +47,13 @@ class Pusher(object): MAX_BACKOFF = 60 * 60 * 1000 GIVE_UP_AFTER = 24 * 60 * 60 * 1000 - def __init__(self, _hs, profile_tag, user_id, app_id, + def __init__(self, _hs, user_id, app_id, app_display_name, device_display_name, pushkey, pushkey_ts, data, last_token, last_success, failing_since): self.hs = _hs self.evStreamHandler = self.hs.get_handlers().event_stream_handler self.store = self.hs.get_datastore() self.clock = self.hs.get_clock() - self.profile_tag = profile_tag self.user_id = user_id self.app_id = app_id self.app_display_name = app_display_name @@ -58,6 +68,8 @@ class Pusher(object): self.alive = True self.badge = None + self.name = "Pusher-%d" % (_get_next_id(),) + # The last value of last_active_time that we saw self.last_last_active_time = 0 self.has_unread = True @@ -87,38 +99,46 @@ class Pusher(object): @defer.inlineCallbacks def start(self): - if not self.last_token: - # First-time setup: get a token to start from (we can't - # just start from no token, ie. 'now' - # because we need the result to be reproduceable in case - # we fail to dispatch the push) - config = PaginationConfig(from_token=None, limit='1') - chunk = yield self.evStreamHandler.get_stream( - self.user_id, config, timeout=0, affect_presence=False - ) - self.last_token = chunk['end'] - self.store.update_pusher_last_token( - self.app_id, self.pushkey, self.user_id, self.last_token - ) - logger.info("Pusher %s for user %s starting from token %s", - self.pushkey, self.user_id, self.last_token) - - wait = 0 - while self.alive: - try: - if wait > 0: - yield synapse.util.async.sleep(wait) - yield self.get_and_dispatch() - wait = 0 - except: - if wait == 0: - wait = 1 - else: - wait = min(wait * 2, 1800) - logger.exception( - "Exception in pusher loop for pushkey %s. Pausing for %ds", - self.pushkey, wait + with LoggingContext(self.name): + if not self.last_token: + # First-time setup: get a token to start from (we can't + # just start from no token, ie. 'now' + # because we need the result to be reproduceable in case + # we fail to dispatch the push) + config = PaginationConfig(from_token=None, limit='1') + chunk = yield self.evStreamHandler.get_stream( + self.user_id, config, timeout=0, affect_presence=False + ) + self.last_token = chunk['end'] + yield self.store.update_pusher_last_token( + self.app_id, self.pushkey, self.user_id, self.last_token ) + logger.info("New pusher %s for user %s starting from token %s", + self.pushkey, self.user_id, self.last_token) + + else: + logger.info( + "Old pusher %s for user %s starting", + self.pushkey, self.user_id, + ) + + wait = 0 + while self.alive: + try: + if wait > 0: + yield synapse.util.async.sleep(wait) + with Measure(self.clock, "push"): + yield self.get_and_dispatch() + wait = 0 + except: + if wait == 0: + wait = 1 + else: + wait = min(wait * 2, 1800) + logger.exception( + "Exception in pusher loop for pushkey %s. Pausing for %ds", + self.pushkey, wait + ) @defer.inlineCallbacks def get_and_dispatch(self): @@ -165,8 +185,8 @@ class Pusher(object): processed = False rule_evaluator = yield \ - push_rule_evaluator.evaluator_for_user_id_and_profile_tag( - self.user_id, self.profile_tag, single_event['room_id'], self.store + evaluator_for_user_id( + self.user_id, single_event['room_id'], self.store ) actions = yield rule_evaluator.actions_for_event(single_event) @@ -296,31 +316,28 @@ class Pusher(object): @defer.inlineCallbacks def _get_badge_count(self): - room_list = yield self.store.get_rooms_for_user_where_membership_is( - user_id=self.user_id, - membership_list=(Membership.INVITE, Membership.JOIN) - ) + invites, joins = yield defer.gatherResults([ + self.store.get_invites_for_user(self.user_id), + self.store.get_rooms_for_user(self.user_id), + ], consumeErrors=True) my_receipts_by_room = yield self.store.get_receipts_for_user( self.user_id, "m.read", ) - badge = 0 + badge = len(invites) - for r in room_list: - if r.membership == Membership.INVITE: - badge += 1 - else: - if r.room_id in my_receipts_by_room: - last_unread_event_id = my_receipts_by_room[r.room_id] + for r in joins: + if r.room_id in my_receipts_by_room: + last_unread_event_id = my_receipts_by_room[r.room_id] - notifs = yield ( - self.store.get_unread_event_push_actions_by_room_for_user( - r.room_id, self.user_id, last_unread_event_id - ) + notifs = yield ( + self.store.get_unread_event_push_actions_by_room_for_user( + r.room_id, self.user_id, last_unread_event_id ) - badge += len(notifs) + ) + badge += notifs["notify_count"] defer.returnValue(badge) diff --git a/synapse/push/action_generator.py b/synapse/push/action_generator.py index 1d2e558f9a..84efcdd184 100644 --- a/synapse/push/action_generator.py +++ b/synapse/push/action_generator.py @@ -15,12 +15,10 @@ from twisted.internet import defer -import bulk_push_rule_evaluator +from .bulk_push_rule_evaluator import evaluator_for_room_id import logging -from synapse.api.constants import EventTypes - logger = logging.getLogger(__name__) @@ -36,21 +34,15 @@ class ActionGenerator: # tag (ie. we just need all the users). @defer.inlineCallbacks - def handle_push_actions_for_event(self, event, handler): - if event.type == EventTypes.Redaction and event.redacts is not None: - yield self.store.remove_push_actions_for_event_id( - event.room_id, event.redacts - ) - - bulk_evaluator = yield bulk_push_rule_evaluator.evaluator_for_room_id( + def handle_push_actions_for_event(self, event, context, handler): + bulk_evaluator = yield evaluator_for_room_id( event.room_id, self.hs, self.store ) - actions_by_user = yield bulk_evaluator.action_for_event_by_user(event, handler) - - yield self.store.set_push_actions_for_event_and_users( - event, - [ - (uid, None, actions) for uid, actions in actions_by_user.items() - ] + actions_by_user = yield bulk_evaluator.action_for_event_by_user( + event, handler, context.current_state ) + + context.push_actions = [ + (uid, actions) for uid, actions in actions_by_user.items() + ] diff --git a/synapse/push/baserules.py b/synapse/push/baserules.py index 186281dfa3..86a2998bcc 100644 --- a/synapse/push/baserules.py +++ b/synapse/push/baserules.py @@ -13,46 +13,67 @@ # limitations under the License. from synapse.push.rulekinds import PRIORITY_CLASS_MAP, PRIORITY_CLASS_INVERSE_MAP +import copy def list_with_base_rules(rawrules): + """Combine the list of rules set by the user with the default push rules + + :param list rawrules: The rules the user has modified or set. + :returns: A new list with the rules set by the user combined with the + defaults. + """ ruleslist = [] + # Grab the base rules that the user has modified. + # The modified base rules have a priority_class of -1. + modified_base_rules = { + r['rule_id']: r for r in rawrules if r['priority_class'] < 0 + } + + # Remove the modified base rules from the list, They'll be added back + # in the default postions in the list. + rawrules = [r for r in rawrules if r['priority_class'] >= 0] + # shove the server default rules for each kind onto the end of each current_prio_class = PRIORITY_CLASS_INVERSE_MAP.keys()[-1] ruleslist.extend(make_base_prepend_rules( - PRIORITY_CLASS_INVERSE_MAP[current_prio_class] + PRIORITY_CLASS_INVERSE_MAP[current_prio_class], modified_base_rules )) for r in rawrules: if r['priority_class'] < current_prio_class: while r['priority_class'] < current_prio_class: ruleslist.extend(make_base_append_rules( - PRIORITY_CLASS_INVERSE_MAP[current_prio_class] + PRIORITY_CLASS_INVERSE_MAP[current_prio_class], + modified_base_rules, )) current_prio_class -= 1 if current_prio_class > 0: ruleslist.extend(make_base_prepend_rules( - PRIORITY_CLASS_INVERSE_MAP[current_prio_class] + PRIORITY_CLASS_INVERSE_MAP[current_prio_class], + modified_base_rules, )) ruleslist.append(r) while current_prio_class > 0: ruleslist.extend(make_base_append_rules( - PRIORITY_CLASS_INVERSE_MAP[current_prio_class] + PRIORITY_CLASS_INVERSE_MAP[current_prio_class], + modified_base_rules, )) current_prio_class -= 1 if current_prio_class > 0: ruleslist.extend(make_base_prepend_rules( - PRIORITY_CLASS_INVERSE_MAP[current_prio_class] + PRIORITY_CLASS_INVERSE_MAP[current_prio_class], + modified_base_rules, )) return ruleslist -def make_base_append_rules(kind): +def make_base_append_rules(kind, modified_base_rules): rules = [] if kind == 'override': @@ -62,15 +83,31 @@ def make_base_append_rules(kind): elif kind == 'content': rules = BASE_APPEND_CONTENT_RULES + # Copy the rules before modifying them + rules = copy.deepcopy(rules) + for r in rules: + # Only modify the actions, keep the conditions the same. + modified = modified_base_rules.get(r['rule_id']) + if modified: + r['actions'] = modified['actions'] + return rules -def make_base_prepend_rules(kind): +def make_base_prepend_rules(kind, modified_base_rules): rules = [] if kind == 'override': rules = BASE_PREPEND_OVERRIDE_RULES + # Copy the rules before modifying them + rules = copy.deepcopy(rules) + for r in rules: + # Only modify the actions, keep the conditions the same. + modified = modified_base_rules.get(r['rule_id']) + if modified: + r['actions'] = modified['actions'] + return rules @@ -173,6 +210,12 @@ BASE_APPEND_UNDERRIDE_RULES = [ 'kind': 'room_member_count', 'is': '2', '_id': 'member_count', + }, + { + 'kind': 'event_match', + 'key': 'type', + 'pattern': 'm.room.message', + '_id': '_message', } ], 'actions': [ @@ -257,18 +300,24 @@ BASE_APPEND_UNDERRIDE_RULES = [ ] +BASE_RULE_IDS = set() + for r in BASE_APPEND_CONTENT_RULES: r['priority_class'] = PRIORITY_CLASS_MAP['content'] r['default'] = True + BASE_RULE_IDS.add(r['rule_id']) for r in BASE_PREPEND_OVERRIDE_RULES: r['priority_class'] = PRIORITY_CLASS_MAP['override'] r['default'] = True + BASE_RULE_IDS.add(r['rule_id']) for r in BASE_APPEND_OVRRIDE_RULES: r['priority_class'] = PRIORITY_CLASS_MAP['override'] r['default'] = True + BASE_RULE_IDS.add(r['rule_id']) for r in BASE_APPEND_UNDERRIDE_RULES: r['priority_class'] = PRIORITY_CLASS_MAP['underride'] r['default'] = True + BASE_RULE_IDS.add(r['rule_id']) diff --git a/synapse/push/bulk_push_rule_evaluator.py b/synapse/push/bulk_push_rule_evaluator.py index 20c60422bf..87d5061fb0 100644 --- a/synapse/push/bulk_push_rule_evaluator.py +++ b/synapse/push/bulk_push_rule_evaluator.py @@ -18,8 +18,8 @@ import ujson as json from twisted.internet import defer -import baserules -from push_rule_evaluator import PushRuleEvaluatorForEvent +from .baserules import list_with_base_rules +from .push_rule_evaluator import PushRuleEvaluatorForEvent from synapse.api.constants import EventTypes @@ -39,7 +39,7 @@ def _get_rules(room_id, user_ids, store): rules_enabled_by_user = yield store.bulk_get_push_rules_enabled(user_ids) rules_by_user = { - uid: baserules.list_with_base_rules([ + uid: list_with_base_rules([ decode_rule_json(rule_list) for rule_list in rules_by_user.get(uid, []) ]) @@ -98,25 +98,21 @@ class BulkPushRuleEvaluator: self.store = store @defer.inlineCallbacks - def action_for_event_by_user(self, event, handler): + def action_for_event_by_user(self, event, handler, current_state): actions_by_user = {} users_dict = yield self.store.are_guests(self.rules_by_user.keys()) - filtered_by_user = yield handler._filter_events_for_clients( - users_dict.items(), [event] + filtered_by_user = yield handler.filter_events_for_clients( + users_dict.items(), [event], {event.event_id: current_state} ) evaluator = PushRuleEvaluatorForEvent(event, len(self.users_in_room)) condition_cache = {} - member_state = yield self.store.get_state_for_event( - event.event_id, - ) - display_names = {} - for ev in member_state.values(): + for ev in current_state.values(): nm = ev.content.get("displayname", None) if nm and ev.type == EventTypes.Member: display_names[ev.state_key] = nm @@ -156,7 +152,7 @@ def _condition_checker(evaluator, conditions, uid, display_name, cache): elif res is True: continue - res = evaluator.matches(cond, uid, display_name, None) + res = evaluator.matches(cond, uid, display_name) if _id: cache[_id] = bool(res) diff --git a/synapse/push/clientformat.py b/synapse/push/clientformat.py new file mode 100644 index 0000000000..ae9db9ec2f --- /dev/null +++ b/synapse/push/clientformat.py @@ -0,0 +1,112 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +from synapse.push.baserules import list_with_base_rules + +from synapse.push.rulekinds import ( + PRIORITY_CLASS_MAP, PRIORITY_CLASS_INVERSE_MAP +) + +import copy +import simplejson as json + + +def format_push_rules_for_user(user, rawrules, enabled_map): + """Converts a list of rawrules and a enabled map into nested dictionaries + to match the Matrix client-server format for push rules""" + + ruleslist = [] + for rawrule in rawrules: + rule = dict(rawrule) + rule["conditions"] = json.loads(rawrule["conditions"]) + rule["actions"] = json.loads(rawrule["actions"]) + ruleslist.append(rule) + + # We're going to be mutating this a lot, so do a deep copy + ruleslist = copy.deepcopy(list_with_base_rules(ruleslist)) + + rules = {'global': {}, 'device': {}} + + rules['global'] = _add_empty_priority_class_arrays(rules['global']) + + for r in ruleslist: + rulearray = None + + template_name = _priority_class_to_template_name(r['priority_class']) + + # Remove internal stuff. + for c in r["conditions"]: + c.pop("_id", None) + + pattern_type = c.pop("pattern_type", None) + if pattern_type == "user_id": + c["pattern"] = user.to_string() + elif pattern_type == "user_localpart": + c["pattern"] = user.localpart + + rulearray = rules['global'][template_name] + + template_rule = _rule_to_template(r) + if template_rule: + if r['rule_id'] in enabled_map: + template_rule['enabled'] = enabled_map[r['rule_id']] + elif 'enabled' in r: + template_rule['enabled'] = r['enabled'] + else: + template_rule['enabled'] = True + rulearray.append(template_rule) + + return rules + + +def _add_empty_priority_class_arrays(d): + for pc in PRIORITY_CLASS_MAP.keys(): + d[pc] = [] + return d + + +def _rule_to_template(rule): + unscoped_rule_id = None + if 'rule_id' in rule: + unscoped_rule_id = _rule_id_from_namespaced(rule['rule_id']) + + template_name = _priority_class_to_template_name(rule['priority_class']) + if template_name in ['override', 'underride']: + templaterule = {k: rule[k] for k in ["conditions", "actions"]} + elif template_name in ["sender", "room"]: + templaterule = {'actions': rule['actions']} + unscoped_rule_id = rule['conditions'][0]['pattern'] + elif template_name == 'content': + if len(rule["conditions"]) != 1: + return None + thecond = rule["conditions"][0] + if "pattern" not in thecond: + return None + templaterule = {'actions': rule['actions']} + templaterule["pattern"] = thecond["pattern"] + + if unscoped_rule_id: + templaterule['rule_id'] = unscoped_rule_id + if 'default' in rule: + templaterule['default'] = rule['default'] + return templaterule + + +def _rule_id_from_namespaced(in_rule_id): + return in_rule_id.split('/')[-1] + + +def _priority_class_to_template_name(pc): + return PRIORITY_CLASS_INVERSE_MAP[pc] diff --git a/synapse/push/httppusher.py b/synapse/push/httppusher.py index cdc4494928..9be4869360 100644 --- a/synapse/push/httppusher.py +++ b/synapse/push/httppusher.py @@ -23,12 +23,11 @@ logger = logging.getLogger(__name__) class HttpPusher(Pusher): - def __init__(self, _hs, profile_tag, user_id, app_id, + def __init__(self, _hs, user_id, app_id, app_display_name, device_display_name, pushkey, pushkey_ts, data, last_token, last_success, failing_since): super(HttpPusher, self).__init__( _hs, - profile_tag, user_id, app_id, app_display_name, diff --git a/synapse/push/push_rule_evaluator.py b/synapse/push/push_rule_evaluator.py index dca018af95..51f73a5b78 100644 --- a/synapse/push/push_rule_evaluator.py +++ b/synapse/push/push_rule_evaluator.py @@ -15,7 +15,7 @@ from twisted.internet import defer -import baserules +from .baserules import list_with_base_rules import logging import simplejson as json @@ -33,7 +33,7 @@ INEQUALITY_EXPR = re.compile("^([=<>]*)([0-9]*)$") @defer.inlineCallbacks -def evaluator_for_user_id_and_profile_tag(user_id, profile_tag, room_id, store): +def evaluator_for_user_id(user_id, room_id, store): rawrules = yield store.get_push_rules_for_user(user_id) enabled_map = yield store.get_push_rules_enabled_for_user(user_id) our_member_event = yield store.get_current_state( @@ -43,7 +43,7 @@ def evaluator_for_user_id_and_profile_tag(user_id, profile_tag, room_id, store): ) defer.returnValue(PushRuleEvaluator( - user_id, profile_tag, rawrules, enabled_map, + user_id, rawrules, enabled_map, room_id, our_member_event, store )) @@ -77,10 +77,9 @@ def _room_member_count(ev, condition, room_member_count): class PushRuleEvaluator: DEFAULT_ACTIONS = [] - def __init__(self, user_id, profile_tag, raw_rules, enabled_map, room_id, + def __init__(self, user_id, raw_rules, enabled_map, room_id, our_member_event, store): self.user_id = user_id - self.profile_tag = profile_tag self.room_id = room_id self.our_member_event = our_member_event self.store = store @@ -92,7 +91,7 @@ class PushRuleEvaluator: rule['actions'] = json.loads(raw_rule['actions']) rules.append(rule) - self.rules = baserules.list_with_base_rules(rules) + self.rules = list_with_base_rules(rules) self.enabled_map = enabled_map @@ -152,7 +151,7 @@ class PushRuleEvaluator: matches = True for c in conditions: matches = evaluator.matches( - c, self.user_id, my_display_name, self.profile_tag + c, self.user_id, my_display_name ) if not matches: break @@ -189,13 +188,9 @@ class PushRuleEvaluatorForEvent(object): # Maps strings of e.g. 'content.body' -> event["content"]["body"] self._value_cache = _flatten_dict(event) - def matches(self, condition, user_id, display_name, profile_tag): + def matches(self, condition, user_id, display_name): if condition['kind'] == 'event_match': return self._event_match(condition, user_id) - elif condition['kind'] == 'device': - if 'profile_tag' not in condition: - return True - return condition['profile_tag'] == profile_tag elif condition['kind'] == 'contains_display_name': return self._contains_display_name(display_name) elif condition['kind'] == 'room_member_count': @@ -304,7 +299,7 @@ def _flatten_dict(d, prefix=[], result={}): if isinstance(value, basestring): result[".".join(prefix + [key])] = value.lower() elif hasattr(value, "items"): - _flatten_dict(value, prefix=(prefix+[key]), result=result) + _flatten_dict(value, prefix=(prefix + [key]), result=result) return result diff --git a/synapse/push/pusherpool.py b/synapse/push/pusherpool.py index d1b7c0802f..0b463c6fdb 100644 --- a/synapse/push/pusherpool.py +++ b/synapse/push/pusherpool.py @@ -16,8 +16,9 @@ from twisted.internet import defer -from httppusher import HttpPusher +from .httppusher import HttpPusher from synapse.push import PusherConfigException +from synapse.util.logcontext import preserve_fn import logging @@ -28,6 +29,7 @@ class PusherPool: def __init__(self, _hs): self.hs = _hs self.store = self.hs.get_datastore() + self.clock = self.hs.get_clock() self.pushers = {} self.last_pusher_started = -1 @@ -37,8 +39,11 @@ class PusherPool: self._start_pushers(pushers) @defer.inlineCallbacks - def add_pusher(self, user_id, access_token, profile_tag, kind, app_id, - app_display_name, device_display_name, pushkey, lang, data): + def add_pusher(self, user_id, access_token, kind, app_id, + app_display_name, device_display_name, pushkey, lang, data, + profile_tag=""): + time_now_msec = self.clock.time_msec() + # we try to create the pusher just to validate the config: it # will then get pulled out of the database, # recreated, added and started: this means we have only one @@ -46,23 +51,31 @@ class PusherPool: self._create_pusher({ "user_name": user_id, "kind": kind, - "profile_tag": profile_tag, "app_id": app_id, "app_display_name": app_display_name, "device_display_name": device_display_name, "pushkey": pushkey, - "ts": self.hs.get_clock().time_msec(), + "ts": time_now_msec, "lang": lang, "data": data, "last_token": None, "last_success": None, "failing_since": None }) - yield self._add_pusher_to_store( - user_id, access_token, profile_tag, kind, app_id, - app_display_name, device_display_name, - pushkey, lang, data + yield self.store.add_pusher( + user_id=user_id, + access_token=access_token, + kind=kind, + app_id=app_id, + app_display_name=app_display_name, + device_display_name=device_display_name, + pushkey=pushkey, + pushkey_ts=time_now_msec, + lang=lang, + data=data, + profile_tag=profile_tag, ) + yield self._refresh_pusher(app_id, pushkey, user_id) @defer.inlineCallbacks def remove_pushers_by_app_id_and_pushkey_not_user(self, app_id, pushkey, @@ -76,47 +89,27 @@ class PusherPool: "Removing pusher for app id %s, pushkey %s, user %s", app_id, pushkey, p['user_name'] ) - self.remove_pusher(p['app_id'], p['pushkey'], p['user_name']) + yield self.remove_pusher(p['app_id'], p['pushkey'], p['user_name']) @defer.inlineCallbacks - def remove_pushers_by_user(self, user_id): + def remove_pushers_by_user(self, user_id, except_token_ids=[]): all = yield self.store.get_all_pushers() logger.info( - "Removing all pushers for user %s", - user_id, + "Removing all pushers for user %s except access tokens ids %r", + user_id, except_token_ids ) for p in all: - if p['user_name'] == user_id: + if p['user_name'] == user_id and p['access_token'] not in except_token_ids: logger.info( "Removing pusher for app id %s, pushkey %s, user %s", p['app_id'], p['pushkey'], p['user_name'] ) - self.remove_pusher(p['app_id'], p['pushkey'], p['user_name']) - - @defer.inlineCallbacks - def _add_pusher_to_store(self, user_id, access_token, profile_tag, kind, - app_id, app_display_name, device_display_name, - pushkey, lang, data): - yield self.store.add_pusher( - user_id=user_id, - access_token=access_token, - profile_tag=profile_tag, - kind=kind, - app_id=app_id, - app_display_name=app_display_name, - device_display_name=device_display_name, - pushkey=pushkey, - pushkey_ts=self.hs.get_clock().time_msec(), - lang=lang, - data=data, - ) - self._refresh_pusher(app_id, pushkey, user_id) + yield self.remove_pusher(p['app_id'], p['pushkey'], p['user_name']) def _create_pusher(self, pusherdict): if pusherdict['kind'] == 'http': return HttpPusher( self.hs, - profile_tag=pusherdict['profile_tag'], user_id=pusherdict['user_name'], app_id=pusherdict['app_id'], app_display_name=pusherdict['app_display_name'], @@ -166,7 +159,7 @@ class PusherPool: if fullid in self.pushers: self.pushers[fullid].stop() self.pushers[fullid] = p - p.start() + preserve_fn(p.start)() logger.info("Started pushers") diff --git a/synapse/python_dependencies.py b/synapse/python_dependencies.py index d37dc11470..0a6043ae8d 100644 --- a/synapse/python_dependencies.py +++ b/synapse/python_dependencies.py @@ -19,10 +19,10 @@ logger = logging.getLogger(__name__) REQUIREMENTS = { "frozendict>=0.4": ["frozendict"], - "unpaddedbase64>=1.0.1": ["unpaddedbase64>=1.0.1"], + "unpaddedbase64>=1.1.0": ["unpaddedbase64>=1.1.0"], "canonicaljson>=1.0.0": ["canonicaljson>=1.0.0"], "signedjson>=1.0.0": ["signedjson>=1.0.0"], - "pynacl>=0.3.0": ["nacl>=0.3.0", "nacl.bindings"], + "pynacl==0.3.0": ["nacl==0.3.0", "nacl.bindings"], "service_identity>=1.0.0": ["service_identity>=1.0.0"], "Twisted>=15.1.0": ["twisted>=15.1.0"], "pyopenssl>=0.14": ["OpenSSL>=0.14"], @@ -34,12 +34,12 @@ REQUIREMENTS = { "pydenticon": ["pydenticon"], "ujson": ["ujson"], "blist": ["blist"], - "pysaml2": ["saml2"], + "pysaml2>=3.0.0,<4.0.0": ["saml2>=3.0.0,<4.0.0"], "pymacaroons-pynacl": ["pymacaroons"], } CONDITIONAL_REQUIREMENTS = { "web_client": { - "matrix_angular_sdk>=0.6.6": ["syweb>=0.6.6"], + "matrix_angular_sdk>=0.6.8": ["syweb>=0.6.8"], } } diff --git a/synapse/replication/__init__.py b/synapse/replication/__init__.py new file mode 100644 index 0000000000..b7df13c9ee --- /dev/null +++ b/synapse/replication/__init__.py @@ -0,0 +1,14 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. diff --git a/synapse/replication/resource.py b/synapse/replication/resource.py new file mode 100644 index 0000000000..37a1d3960c --- /dev/null +++ b/synapse/replication/resource.py @@ -0,0 +1,367 @@ +# -*- coding: utf-8 -*- +# Copyright 2015 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +from synapse.http.servlet import parse_integer, parse_string +from synapse.http.server import request_handler, finish_request + +from twisted.web.resource import Resource +from twisted.web.server import NOT_DONE_YET +from twisted.internet import defer + +import ujson as json + +import collections +import logging + +logger = logging.getLogger(__name__) + +REPLICATION_PREFIX = "/_synapse/replication" + +STREAM_NAMES = ( + ("events",), + ("presence",), + ("typing",), + ("receipts",), + ("user_account_data", "room_account_data", "tag_account_data",), + ("backfill",), + ("push_rules",), + ("pushers",), +) + + +class ReplicationResource(Resource): + """ + HTTP endpoint for extracting data from synapse. + + The streams of data returned by the endpoint are controlled by the + parameters given to the API. To return a given stream pass a query + parameter with a position in the stream to return data from or the + special value "-1" to return data from the start of the stream. + + If there is no data for any of the supplied streams after the given + position then the request will block until there is data for one + of the streams. This allows clients to long-poll this API. + + The possible streams are: + + * "streams": A special stream returing the positions of other streams. + * "events": The new events seen on the server. + * "presence": Presence updates. + * "typing": Typing updates. + * "receipts": Receipt updates. + * "user_account_data": Top-level per user account data. + * "room_account_data: Per room per user account data. + * "tag_account_data": Per room per user tags. + * "backfill": Old events that have been backfilled from other servers. + * "push_rules": Per user changes to push rules. + * "pushers": Per user changes to their pushers. + + The API takes two additional query parameters: + + * "timeout": How long to wait before returning an empty response. + * "limit": The maximum number of rows to return for the selected streams. + + The response is a JSON object with keys for each stream with updates. Under + each key is a JSON object with: + + * "position": The current position of the stream. + * "field_names": The names of the fields in each row. + * "rows": The updates as an array of arrays. + + There are a number of ways this API could be used: + + 1) To replicate the contents of the backing database to another database. + 2) To be notified when the contents of a shared backing database changes. + 3) To "tail" the activity happening on a server for debugging. + + In the first case the client would track all of the streams and store it's + own copy of the data. + + In the second case the client might theoretically just be able to follow + the "streams" stream to track where the other streams are. However in + practise it will probably need to get the contents of the streams in + order to expire the any in-memory caches. Whether it gets the contents + of the streams from this replication API or directly from the backing + store is a matter of taste. + + In the third case the client would use the "streams" stream to find what + streams are available and their current positions. Then it can start + long-polling this replication API for new data on those streams. + """ + + isLeaf = True + + def __init__(self, hs): + Resource.__init__(self) # Resource is old-style, so no super() + + self.version_string = hs.version_string + self.store = hs.get_datastore() + self.sources = hs.get_event_sources() + self.presence_handler = hs.get_handlers().presence_handler + self.typing_handler = hs.get_handlers().typing_notification_handler + self.notifier = hs.notifier + + def render_GET(self, request): + self._async_render_GET(request) + return NOT_DONE_YET + + @defer.inlineCallbacks + def current_replication_token(self): + stream_token = yield self.sources.get_current_token() + backfill_token = yield self.store.get_current_backfill_token() + push_rules_token, room_stream_token = self.store.get_push_rules_stream_token() + pushers_token = self.store.get_pushers_stream_token() + + defer.returnValue(_ReplicationToken( + room_stream_token, + int(stream_token.presence_key), + int(stream_token.typing_key), + int(stream_token.receipt_key), + int(stream_token.account_data_key), + backfill_token, + push_rules_token, + pushers_token, + )) + + @request_handler + @defer.inlineCallbacks + def _async_render_GET(self, request): + limit = parse_integer(request, "limit", 100) + timeout = parse_integer(request, "timeout", 10 * 1000) + + request.setHeader(b"Content-Type", b"application/json") + writer = _Writer(request) + + @defer.inlineCallbacks + def replicate(): + current_token = yield self.current_replication_token() + logger.info("Replicating up to %r", current_token) + + yield self.account_data(writer, current_token, limit) + yield self.events(writer, current_token, limit) + yield self.presence(writer, current_token) # TODO: implement limit + yield self.typing(writer, current_token) # TODO: implement limit + yield self.receipts(writer, current_token, limit) + yield self.push_rules(writer, current_token, limit) + yield self.pushers(writer, current_token, limit) + self.streams(writer, current_token) + + logger.info("Replicated %d rows", writer.total) + defer.returnValue(writer.total) + + yield self.notifier.wait_for_replication(replicate, timeout) + + writer.finish() + + def streams(self, writer, current_token): + request_token = parse_string(writer.request, "streams") + + streams = [] + + if request_token is not None: + if request_token == "-1": + for names, position in zip(STREAM_NAMES, current_token): + streams.extend((name, position) for name in names) + else: + items = zip( + STREAM_NAMES, + current_token, + _ReplicationToken(request_token) + ) + for names, current_id, last_id in items: + if last_id < current_id: + streams.extend((name, current_id) for name in names) + + if streams: + writer.write_header_and_rows( + "streams", streams, ("name", "position"), + position=str(current_token) + ) + + @defer.inlineCallbacks + def events(self, writer, current_token, limit): + request_events = parse_integer(writer.request, "events") + request_backfill = parse_integer(writer.request, "backfill") + + if request_events is not None or request_backfill is not None: + if request_events is None: + request_events = current_token.events + if request_backfill is None: + request_backfill = current_token.backfill + events_rows, backfill_rows = yield self.store.get_all_new_events( + request_backfill, request_events, + current_token.backfill, current_token.events, + limit + ) + writer.write_header_and_rows( + "events", events_rows, ("position", "internal", "json") + ) + writer.write_header_and_rows( + "backfill", backfill_rows, ("position", "internal", "json") + ) + + @defer.inlineCallbacks + def presence(self, writer, current_token): + current_position = current_token.presence + + request_presence = parse_integer(writer.request, "presence") + + if request_presence is not None: + presence_rows = yield self.presence_handler.get_all_presence_updates( + request_presence, current_position + ) + writer.write_header_and_rows("presence", presence_rows, ( + "position", "user_id", "state", "last_active_ts", + "last_federation_update_ts", "last_user_sync_ts", + "status_msg", "currently_active", + )) + + @defer.inlineCallbacks + def typing(self, writer, current_token): + current_position = current_token.presence + + request_typing = parse_integer(writer.request, "typing") + + if request_typing is not None: + typing_rows = yield self.typing_handler.get_all_typing_updates( + request_typing, current_position + ) + writer.write_header_and_rows("typing", typing_rows, ( + "position", "room_id", "typing" + )) + + @defer.inlineCallbacks + def receipts(self, writer, current_token, limit): + current_position = current_token.receipts + + request_receipts = parse_integer(writer.request, "receipts") + + if request_receipts is not None: + receipts_rows = yield self.store.get_all_updated_receipts( + request_receipts, current_position, limit + ) + writer.write_header_and_rows("receipts", receipts_rows, ( + "position", "room_id", "receipt_type", "user_id", "event_id", "data" + )) + + @defer.inlineCallbacks + def account_data(self, writer, current_token, limit): + current_position = current_token.account_data + + user_account_data = parse_integer(writer.request, "user_account_data") + room_account_data = parse_integer(writer.request, "room_account_data") + tag_account_data = parse_integer(writer.request, "tag_account_data") + + if user_account_data is not None or room_account_data is not None: + if user_account_data is None: + user_account_data = current_position + if room_account_data is None: + room_account_data = current_position + user_rows, room_rows = yield self.store.get_all_updated_account_data( + user_account_data, room_account_data, current_position, limit + ) + writer.write_header_and_rows("user_account_data", user_rows, ( + "position", "user_id", "type", "content" + )) + writer.write_header_and_rows("room_account_data", room_rows, ( + "position", "user_id", "room_id", "type", "content" + )) + + if tag_account_data is not None: + tag_rows = yield self.store.get_all_updated_tags( + tag_account_data, current_position, limit + ) + writer.write_header_and_rows("tag_account_data", tag_rows, ( + "position", "user_id", "room_id", "tags" + )) + + @defer.inlineCallbacks + def push_rules(self, writer, current_token, limit): + current_position = current_token.push_rules + + push_rules = parse_integer(writer.request, "push_rules") + + if push_rules is not None: + rows = yield self.store.get_all_push_rule_updates( + push_rules, current_position, limit + ) + writer.write_header_and_rows("push_rules", rows, ( + "position", "event_stream_ordering", "user_id", "rule_id", "op", + "priority_class", "priority", "conditions", "actions" + )) + + @defer.inlineCallbacks + def pushers(self, writer, current_token, limit): + current_position = current_token.pushers + + pushers = parse_integer(writer.request, "pushers") + if pushers is not None: + updated, deleted = yield self.store.get_all_updated_pushers( + pushers, current_position, limit + ) + writer.write_header_and_rows("pushers", updated, ( + "position", "user_id", "access_token", "profile_tag", "kind", + "app_id", "app_display_name", "device_display_name", "pushkey", + "ts", "lang", "data" + )) + writer.write_header_and_rows("deleted", deleted, ( + "position", "user_id", "app_id", "pushkey" + )) + + +class _Writer(object): + """Writes the streams as a JSON object as the response to the request""" + def __init__(self, request): + self.streams = {} + self.request = request + self.total = 0 + + def write_header_and_rows(self, name, rows, fields, position=None): + if not rows: + return + + if position is None: + position = rows[-1][0] + + self.streams[name] = { + "position": str(position), + "field_names": fields, + "rows": rows, + } + + self.total += len(rows) + + def finish(self): + self.request.write(json.dumps(self.streams, ensure_ascii=False)) + finish_request(self.request) + + +class _ReplicationToken(collections.namedtuple("_ReplicationToken", ( + "events", "presence", "typing", "receipts", "account_data", "backfill", + "push_rules", "pushers" +))): + __slots__ = [] + + def __new__(cls, *args): + if len(args) == 1: + streams = [int(value) for value in args[0].split("_")] + if len(streams) < len(cls._fields): + streams.extend([0] * (len(cls._fields) - len(streams))) + return cls(*streams) + else: + return super(_ReplicationToken, cls).__new__(cls, *args) + + def __str__(self): + return "_".join(str(value) for value in self) diff --git a/synapse/rest/__init__.py b/synapse/rest/__init__.py index 433237c204..6688fa8fa0 100644 --- a/synapse/rest/__init__.py +++ b/synapse/rest/__init__.py @@ -30,6 +30,7 @@ from synapse.rest.client.v1 import ( push_rule, register as v1_register, login as v1_login, + logout, ) from synapse.rest.client.v2_alpha import ( @@ -72,6 +73,7 @@ class ClientRestResource(JsonResource): admin.register_servlets(hs, client_resource) pusher.register_servlets(hs, client_resource) push_rule.register_servlets(hs, client_resource) + logout.register_servlets(hs, client_resource) # "v2" sync.register_servlets(hs, client_resource) diff --git a/synapse/rest/client/v1/admin.py b/synapse/rest/client/v1/admin.py index e2f5eb7b29..aa05b3f023 100644 --- a/synapse/rest/client/v1/admin.py +++ b/synapse/rest/client/v1/admin.py @@ -18,7 +18,7 @@ from twisted.internet import defer from synapse.api.errors import AuthError, SynapseError from synapse.types import UserID -from base import ClientV1RestServlet, client_path_patterns +from .base import ClientV1RestServlet, client_path_patterns import logging diff --git a/synapse/rest/client/v1/directory.py b/synapse/rest/client/v1/directory.py index 74ec1e50e0..59a23d6cb6 100644 --- a/synapse/rest/client/v1/directory.py +++ b/synapse/rest/client/v1/directory.py @@ -18,9 +18,10 @@ from twisted.internet import defer from synapse.api.errors import AuthError, SynapseError, Codes from synapse.types import RoomAlias +from synapse.http.servlet import parse_json_object_from_request + from .base import ClientV1RestServlet, client_path_patterns -import simplejson as json import logging @@ -45,7 +46,7 @@ class ClientDirectoryServer(ClientV1RestServlet): @defer.inlineCallbacks def on_PUT(self, request, room_alias): - content = _parse_json(request) + content = parse_json_object_from_request(request) if "room_id" not in content: raise SynapseError(400, "Missing room_id key", errcode=Codes.BAD_JSON) @@ -75,7 +76,11 @@ class ClientDirectoryServer(ClientV1RestServlet): yield dir_handler.create_association( user_id, room_alias, room_id, servers ) - yield dir_handler.send_room_alias_update_event(user_id, room_id) + yield dir_handler.send_room_alias_update_event( + requester, + user_id, + room_id + ) except SynapseError as e: raise e except: @@ -118,15 +123,13 @@ class ClientDirectoryServer(ClientV1RestServlet): requester = yield self.auth.get_user_by_req(request) user = requester.user - is_admin = yield self.auth.is_server_admin(user) - if not is_admin: - raise AuthError(403, "You need to be a server admin") room_alias = RoomAlias.from_string(room_alias) yield dir_handler.delete_association( - user.to_string(), room_alias + requester, user.to_string(), room_alias ) + logger.info( "User %s deleted alias %s", user.to_string(), @@ -134,14 +137,3 @@ class ClientDirectoryServer(ClientV1RestServlet): ) defer.returnValue((200, {})) - - -def _parse_json(request): - try: - content = json.loads(request.content.read()) - if type(content) != dict: - raise SynapseError(400, "Content must be a JSON object.", - errcode=Codes.NOT_JSON) - return content - except ValueError: - raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON) diff --git a/synapse/rest/client/v1/initial_sync.py b/synapse/rest/client/v1/initial_sync.py index ad161bdbab..36c3520567 100644 --- a/synapse/rest/client/v1/initial_sync.py +++ b/synapse/rest/client/v1/initial_sync.py @@ -16,7 +16,7 @@ from twisted.internet import defer from synapse.streams.config import PaginationConfig -from base import ClientV1RestServlet, client_path_patterns +from .base import ClientV1RestServlet, client_path_patterns # TODO: Needs unit testing diff --git a/synapse/rest/client/v1/login.py b/synapse/rest/client/v1/login.py index 07836709fb..fe593d07ce 100644 --- a/synapse/rest/client/v1/login.py +++ b/synapse/rest/client/v1/login.py @@ -17,7 +17,10 @@ from twisted.internet import defer from synapse.api.errors import SynapseError, LoginError, Codes from synapse.types import UserID -from base import ClientV1RestServlet, client_path_patterns +from synapse.http.server import finish_request +from synapse.http.servlet import parse_json_object_from_request + +from .base import ClientV1RestServlet, client_path_patterns import simplejson as json import urllib @@ -77,7 +80,7 @@ class LoginRestServlet(ClientV1RestServlet): @defer.inlineCallbacks def on_POST(self, request): - login_submission = _parse_json(request) + login_submission = parse_json_object_from_request(request) try: if login_submission["type"] == LoginRestServlet.PASS_TYPE: if not self.password_enabled: @@ -89,7 +92,7 @@ class LoginRestServlet(ClientV1RestServlet): LoginRestServlet.SAML2_TYPE): relay_state = "" if "relay_state" in login_submission: - relay_state = "&RelayState="+urllib.quote( + relay_state = "&RelayState=" + urllib.quote( login_submission["relay_state"]) result = { "uri": "%s%s" % (self.idp_redirect_url, relay_state) @@ -250,7 +253,7 @@ class SAML2RestServlet(ClientV1RestServlet): SP = Saml2Client(conf) saml2_auth = SP.parse_authn_request_response( request.args['SAMLResponse'][0], BINDING_HTTP_POST) - except Exception, e: # Not authenticated + except Exception as e: # Not authenticated logger.exception(e) if saml2_auth and saml2_auth.status_ok() and not saml2_auth.not_signed: username = saml2_auth.name_id.text @@ -263,7 +266,7 @@ class SAML2RestServlet(ClientV1RestServlet): '?status=authenticated&access_token=' + token + '&user_id=' + user_id + '&ava=' + urllib.quote(json.dumps(saml2_auth.ava))) - request.finish() + finish_request(request) defer.returnValue(None) defer.returnValue((200, {"status": "authenticated", "user_id": user_id, "token": token, @@ -272,7 +275,7 @@ class SAML2RestServlet(ClientV1RestServlet): request.redirect(urllib.unquote( request.args['RelayState'][0]) + '?status=not_authenticated') - request.finish() + finish_request(request) defer.returnValue(None) defer.returnValue((200, {"status": "not_authenticated"})) @@ -309,7 +312,7 @@ class CasRedirectServlet(ClientV1RestServlet): "service": "%s?%s" % (hs_redirect_url, client_redirect_url_param) }) request.redirect("%s?%s" % (self.cas_server_url, service_param)) - request.finish() + finish_request(request) class CasTicketServlet(ClientV1RestServlet): @@ -362,7 +365,7 @@ class CasTicketServlet(ClientV1RestServlet): redirect_url = self.add_login_token_to_redirect_url(client_redirect_url, login_token) request.redirect(redirect_url) - request.finish() + finish_request(request) def add_login_token_to_redirect_url(self, url, token): url_parts = list(urlparse.urlparse(url)) @@ -398,16 +401,6 @@ class CasTicketServlet(ClientV1RestServlet): return (user, attributes) -def _parse_json(request): - try: - content = json.loads(request.content.read()) - if type(content) != dict: - raise SynapseError(400, "Content must be a JSON object.") - return content - except ValueError: - raise SynapseError(400, "Content not JSON.") - - def register_servlets(hs, http_server): LoginRestServlet(hs).register(http_server) if hs.config.saml2_enabled: diff --git a/synapse/rest/client/v1/logout.py b/synapse/rest/client/v1/logout.py new file mode 100644 index 0000000000..9bff02ee4e --- /dev/null +++ b/synapse/rest/client/v1/logout.py @@ -0,0 +1,72 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +from twisted.internet import defer + +from synapse.api.errors import AuthError, Codes + +from .base import ClientV1RestServlet, client_path_patterns + +import logging + + +logger = logging.getLogger(__name__) + + +class LogoutRestServlet(ClientV1RestServlet): + PATTERNS = client_path_patterns("/logout$") + + def __init__(self, hs): + super(LogoutRestServlet, self).__init__(hs) + self.store = hs.get_datastore() + + def on_OPTIONS(self, request): + return (200, {}) + + @defer.inlineCallbacks + def on_POST(self, request): + try: + access_token = request.args["access_token"][0] + except KeyError: + raise AuthError( + self.TOKEN_NOT_FOUND_HTTP_STATUS, "Missing access token.", + errcode=Codes.MISSING_TOKEN + ) + yield self.store.delete_access_token(access_token) + defer.returnValue((200, {})) + + +class LogoutAllRestServlet(ClientV1RestServlet): + PATTERNS = client_path_patterns("/logout/all$") + + def __init__(self, hs): + super(LogoutAllRestServlet, self).__init__(hs) + self.store = hs.get_datastore() + self.auth = hs.get_auth() + + def on_OPTIONS(self, request): + return (200, {}) + + @defer.inlineCallbacks + def on_POST(self, request): + requester = yield self.auth.get_user_by_req(request) + user_id = requester.user.to_string() + yield self.store.user_delete_access_tokens(user_id) + defer.returnValue((200, {})) + + +def register_servlets(hs, http_server): + LogoutRestServlet(hs).register(http_server) + LogoutAllRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/v1/presence.py b/synapse/rest/client/v1/presence.py index a6f8754e32..27d9ed586b 100644 --- a/synapse/rest/client/v1/presence.py +++ b/synapse/rest/client/v1/presence.py @@ -17,11 +17,11 @@ """ from twisted.internet import defer -from synapse.api.errors import SynapseError +from synapse.api.errors import SynapseError, AuthError from synapse.types import UserID +from synapse.http.servlet import parse_json_object_from_request from .base import ClientV1RestServlet, client_path_patterns -import simplejson as json import logging logger = logging.getLogger(__name__) @@ -35,8 +35,15 @@ class PresenceStatusRestServlet(ClientV1RestServlet): requester = yield self.auth.get_user_by_req(request) user = UserID.from_string(user_id) - state = yield self.handlers.presence_handler.get_state( - target_user=user, auth_user=requester.user) + if requester.user != user: + allowed = yield self.handlers.presence_handler.is_visible( + observed_user=user, observer_user=requester.user, + ) + + if not allowed: + raise AuthError(403, "You are not allowed to see their presence.") + + state = yield self.handlers.presence_handler.get_state(target_user=user) defer.returnValue((200, state)) @@ -45,10 +52,14 @@ class PresenceStatusRestServlet(ClientV1RestServlet): requester = yield self.auth.get_user_by_req(request) user = UserID.from_string(user_id) + if requester.user != user: + raise AuthError(403, "Can only set your own presence state") + state = {} - try: - content = json.loads(request.content.read()) + content = parse_json_object_from_request(request) + + try: state["presence"] = content.pop("presence") if "status_msg" in content: @@ -63,8 +74,7 @@ class PresenceStatusRestServlet(ClientV1RestServlet): except: raise SynapseError(400, "Unable to parse state") - yield self.handlers.presence_handler.set_state( - target_user=user, auth_user=requester.user, state=state) + yield self.handlers.presence_handler.set_state(user, state) defer.returnValue((200, {})) @@ -87,11 +97,8 @@ class PresenceListRestServlet(ClientV1RestServlet): raise SynapseError(400, "Cannot get another user's presence list") presence = yield self.handlers.presence_handler.get_presence_list( - observer_user=user, accepted=True) - - for p in presence: - observed_user = p.pop("observed_user") - p["user_id"] = observed_user.to_string() + observer_user=user, accepted=True + ) defer.returnValue((200, presence)) @@ -107,11 +114,7 @@ class PresenceListRestServlet(ClientV1RestServlet): raise SynapseError( 400, "Cannot modify another user's presence list") - try: - content = json.loads(request.content.read()) - except: - logger.exception("JSON parse error") - raise SynapseError(400, "Unable to parse content") + content = parse_json_object_from_request(request) if "invite" in content: for u in content["invite"]: diff --git a/synapse/rest/client/v1/profile.py b/synapse/rest/client/v1/profile.py index b15defdd07..65c4e2ebef 100644 --- a/synapse/rest/client/v1/profile.py +++ b/synapse/rest/client/v1/profile.py @@ -18,8 +18,7 @@ from twisted.internet import defer from .base import ClientV1RestServlet, client_path_patterns from synapse.types import UserID - -import simplejson as json +from synapse.http.servlet import parse_json_object_from_request class ProfileDisplaynameRestServlet(ClientV1RestServlet): @@ -33,21 +32,26 @@ class ProfileDisplaynameRestServlet(ClientV1RestServlet): user, ) - defer.returnValue((200, {"displayname": displayname})) + ret = {} + if displayname is not None: + ret["displayname"] = displayname + + defer.returnValue((200, ret)) @defer.inlineCallbacks def on_PUT(self, request, user_id): requester = yield self.auth.get_user_by_req(request, allow_guest=True) user = UserID.from_string(user_id) + content = parse_json_object_from_request(request) + try: - content = json.loads(request.content.read()) new_name = content["displayname"] except: defer.returnValue((400, "Unable to parse name")) yield self.handlers.profile_handler.set_displayname( - user, requester.user, new_name) + user, requester, new_name) defer.returnValue((200, {})) @@ -66,21 +70,25 @@ class ProfileAvatarURLRestServlet(ClientV1RestServlet): user, ) - defer.returnValue((200, {"avatar_url": avatar_url})) + ret = {} + if avatar_url is not None: + ret["avatar_url"] = avatar_url + + defer.returnValue((200, ret)) @defer.inlineCallbacks def on_PUT(self, request, user_id): requester = yield self.auth.get_user_by_req(request) user = UserID.from_string(user_id) + content = parse_json_object_from_request(request) try: - content = json.loads(request.content.read()) new_name = content["avatar_url"] except: defer.returnValue((400, "Unable to parse name")) yield self.handlers.profile_handler.set_avatar_url( - user, requester.user, new_name) + user, requester, new_name) defer.returnValue((200, {})) @@ -102,10 +110,13 @@ class ProfileRestServlet(ClientV1RestServlet): user, ) - defer.returnValue((200, { - "displayname": displayname, - "avatar_url": avatar_url - })) + ret = {} + if displayname is not None: + ret["displayname"] = displayname + if avatar_url is not None: + ret["avatar_url"] = avatar_url + + defer.returnValue((200, ret)) def register_servlets(hs, http_server): diff --git a/synapse/rest/client/v1/push_rule.py b/synapse/rest/client/v1/push_rule.py index 2272d66dc7..02d837ee6a 100644 --- a/synapse/rest/client/v1/push_rule.py +++ b/synapse/rest/client/v1/push_rule.py @@ -16,19 +16,16 @@ from twisted.internet import defer from synapse.api.errors import ( - SynapseError, Codes, UnrecognizedRequestError, NotFoundError, StoreError + SynapseError, UnrecognizedRequestError, NotFoundError, StoreError ) from .base import ClientV1RestServlet, client_path_patterns from synapse.storage.push_rule import ( InconsistentRuleException, RuleNotFoundException ) -import synapse.push.baserules as baserules -from synapse.push.rulekinds import ( - PRIORITY_CLASS_MAP, PRIORITY_CLASS_INVERSE_MAP -) - -import copy -import simplejson as json +from synapse.push.clientformat import format_push_rules_for_user +from synapse.push.baserules import BASE_RULE_IDS +from synapse.push.rulekinds import PRIORITY_CLASS_MAP +from synapse.http.servlet import parse_json_value_from_request class PushRuleRestServlet(ClientV1RestServlet): @@ -36,6 +33,11 @@ class PushRuleRestServlet(ClientV1RestServlet): SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR = ( "Unrecognised request: You probably wanted a trailing slash") + def __init__(self, hs): + super(PushRuleRestServlet, self).__init__(hs) + self.store = hs.get_datastore() + self.notifier = hs.get_notifier() + @defer.inlineCallbacks def on_PUT(self, request): spec = _rule_spec_from_path(request.postpath) @@ -49,32 +51,39 @@ class PushRuleRestServlet(ClientV1RestServlet): if '/' in spec['rule_id'] or '\\' in spec['rule_id']: raise SynapseError(400, "rule_id may not contain slashes") - content = _parse_json(request) + content = parse_json_value_from_request(request) + + user_id = requester.user.to_string() if 'attr' in spec: - self.set_rule_attr(requester.user.to_string(), spec, content) + yield self.set_rule_attr(user_id, spec, content) + self.notify_user(user_id) defer.returnValue((200, {})) + if spec['rule_id'].startswith('.'): + # Rule ids starting with '.' are reserved for server default rules. + raise SynapseError(400, "cannot add new rule_ids that start with '.'") + try: (conditions, actions) = _rule_tuple_from_request_object( spec['template'], spec['rule_id'], content, - device=spec['device'] if 'device' in spec else None ) except InvalidRuleException as e: raise SynapseError(400, e.message) before = request.args.get("before", None) - if before and len(before): - before = before[0] + if before: + before = _namespaced_rule_id(spec, before[0]) + after = request.args.get("after", None) - if after and len(after): - after = after[0] + if after: + after = _namespaced_rule_id(spec, after[0]) try: - yield self.hs.get_datastore().add_push_rule( - user_id=requester.user.to_string(), + yield self.store.add_push_rule( + user_id=user_id, rule_id=_namespaced_rule_id_from_spec(spec), priority_class=priority_class, conditions=conditions, @@ -82,6 +91,7 @@ class PushRuleRestServlet(ClientV1RestServlet): before=before, after=after ) + self.notify_user(user_id) except InconsistentRuleException as e: raise SynapseError(400, e.message) except RuleNotFoundException as e: @@ -94,13 +104,15 @@ class PushRuleRestServlet(ClientV1RestServlet): spec = _rule_spec_from_path(request.postpath) requester = yield self.auth.get_user_by_req(request) + user_id = requester.user.to_string() namespaced_rule_id = _namespaced_rule_id_from_spec(spec) try: - yield self.hs.get_datastore().delete_push_rule( - requester.user.to_string(), namespaced_rule_id + yield self.store.delete_push_rule( + user_id, namespaced_rule_id ) + self.notify_user(user_id) defer.returnValue((200, {})) except StoreError as e: if e.code == 404: @@ -111,74 +123,16 @@ class PushRuleRestServlet(ClientV1RestServlet): @defer.inlineCallbacks def on_GET(self, request): requester = yield self.auth.get_user_by_req(request) - user = requester.user + user_id = requester.user.to_string() # we build up the full structure and then decide which bits of it # to send which means doing unnecessary work sometimes but is # is probably not going to make a whole lot of difference - rawrules = yield self.hs.get_datastore().get_push_rules_for_user( - user.to_string() - ) + rawrules = yield self.store.get_push_rules_for_user(user_id) - ruleslist = [] - for rawrule in rawrules: - rule = dict(rawrule) - rule["conditions"] = json.loads(rawrule["conditions"]) - rule["actions"] = json.loads(rawrule["actions"]) - ruleslist.append(rule) - - # We're going to be mutating this a lot, so do a deep copy - ruleslist = copy.deepcopy(baserules.list_with_base_rules(ruleslist)) - - rules = {'global': {}, 'device': {}} - - rules['global'] = _add_empty_priority_class_arrays(rules['global']) - - enabled_map = yield self.hs.get_datastore().\ - get_push_rules_enabled_for_user(user.to_string()) - - for r in ruleslist: - rulearray = None - - template_name = _priority_class_to_template_name(r['priority_class']) - - # Remove internal stuff. - for c in r["conditions"]: - c.pop("_id", None) - - pattern_type = c.pop("pattern_type", None) - if pattern_type == "user_id": - c["pattern"] = user.to_string() - elif pattern_type == "user_localpart": - c["pattern"] = user.localpart - - if r['priority_class'] > PRIORITY_CLASS_MAP['override']: - # per-device rule - profile_tag = _profile_tag_from_conditions(r["conditions"]) - r = _strip_device_condition(r) - if not profile_tag: - continue - if profile_tag not in rules['device']: - rules['device'][profile_tag] = {} - rules['device'][profile_tag] = ( - _add_empty_priority_class_arrays( - rules['device'][profile_tag] - ) - ) - - rulearray = rules['device'][profile_tag][template_name] - else: - rulearray = rules['global'][template_name] - - template_rule = _rule_to_template(r) - if template_rule: - if r['rule_id'] in enabled_map: - template_rule['enabled'] = enabled_map[r['rule_id']] - elif 'enabled' in r: - template_rule['enabled'] = r['enabled'] - else: - template_rule['enabled'] = True - rulearray.append(template_rule) + enabled_map = yield self.store.get_push_rules_enabled_for_user(user_id) + + rules = format_push_rules_for_user(requester.user, rawrules, enabled_map) path = request.postpath[1:] @@ -194,30 +148,18 @@ class PushRuleRestServlet(ClientV1RestServlet): path = path[1:] result = _filter_ruleset_with_path(rules['global'], path) defer.returnValue((200, result)) - elif path[0] == 'device': - path = path[1:] - if path == []: - raise UnrecognizedRequestError( - PushRuleRestServlet.SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR - ) - if path[0] == '': - defer.returnValue((200, rules['device'])) - - profile_tag = path[0] - path = path[1:] - if profile_tag not in rules['device']: - ret = {} - ret = _add_empty_priority_class_arrays(ret) - defer.returnValue((200, ret)) - ruleset = rules['device'][profile_tag] - result = _filter_ruleset_with_path(ruleset, path) - defer.returnValue((200, result)) else: raise UnrecognizedRequestError() def on_OPTIONS(self, _): return 200, {} + def notify_user(self, user_id): + stream_id, _ = self.store.get_push_rules_stream_token() + self.notifier.on_new_event( + "push_rules_key", stream_id, users=[user_id] + ) + def set_rule_attr(self, user_id, spec, val): if spec['attr'] == 'enabled': if isinstance(val, dict) and "enabled" in val: @@ -228,16 +170,20 @@ class PushRuleRestServlet(ClientV1RestServlet): # bools directly, so let's not break them. raise SynapseError(400, "Value for 'enabled' must be boolean") namespaced_rule_id = _namespaced_rule_id_from_spec(spec) - self.hs.get_datastore().set_push_rule_enabled( + return self.store.set_push_rule_enabled( user_id, namespaced_rule_id, val ) - else: - raise UnrecognizedRequestError() - - def get_rule_attr(self, user_id, namespaced_rule_id, attr): - if attr == 'enabled': - return self.hs.get_datastore().get_push_rule_enabled_by_user_rule_id( - user_id, namespaced_rule_id + elif spec['attr'] == 'actions': + actions = val.get('actions') + _check_actions(actions) + namespaced_rule_id = _namespaced_rule_id_from_spec(spec) + rule_id = spec['rule_id'] + is_default_rule = rule_id.startswith(".") + if is_default_rule: + if namespaced_rule_id not in BASE_RULE_IDS: + raise SynapseError(404, "Unknown rule %r" % (namespaced_rule_id,)) + return self.store.set_push_rule_actions( + user_id, namespaced_rule_id, actions, is_default_rule ) else: raise UnrecognizedRequestError() @@ -251,16 +197,9 @@ def _rule_spec_from_path(path): scope = path[1] path = path[2:] - if scope not in ['global', 'device']: + if scope != 'global': raise UnrecognizedRequestError() - device = None - if scope == 'device': - if len(path) == 0: - raise UnrecognizedRequestError() - device = path[0] - path = path[1:] - if len(path) == 0: raise UnrecognizedRequestError() @@ -277,8 +216,6 @@ def _rule_spec_from_path(path): 'template': template, 'rule_id': rule_id } - if device: - spec['profile_tag'] = device path = path[1:] @@ -288,7 +225,7 @@ def _rule_spec_from_path(path): return spec -def _rule_tuple_from_request_object(rule_template, rule_id, req_obj, device=None): +def _rule_tuple_from_request_object(rule_template, rule_id, req_obj): if rule_template in ['override', 'underride']: if 'conditions' not in req_obj: raise InvalidRuleException("Missing 'conditions'") @@ -321,16 +258,19 @@ def _rule_tuple_from_request_object(rule_template, rule_id, req_obj, device=None else: raise InvalidRuleException("Unknown rule template: %s" % (rule_template,)) - if device: - conditions.append({ - 'kind': 'device', - 'profile_tag': device - }) - if 'actions' not in req_obj: raise InvalidRuleException("No actions found") actions = req_obj['actions'] + _check_actions(actions) + + return conditions, actions + + +def _check_actions(actions): + if not isinstance(actions, list): + raise InvalidRuleException("No actions found") + for a in actions: if a in ['notify', 'dont_notify', 'coalesce']: pass @@ -339,25 +279,6 @@ def _rule_tuple_from_request_object(rule_template, rule_id, req_obj, device=None else: raise InvalidRuleException("Unrecognised action") - return conditions, actions - - -def _add_empty_priority_class_arrays(d): - for pc in PRIORITY_CLASS_MAP.keys(): - d[pc] = [] - return d - - -def _profile_tag_from_conditions(conditions): - """ - Given a list of conditions, return the profile tag of the - device rule if there is one - """ - for c in conditions: - if c['kind'] == 'device': - return c['profile_tag'] - return None - def _filter_ruleset_with_path(ruleset, path): if path == []: @@ -392,89 +313,32 @@ def _filter_ruleset_with_path(ruleset, path): attr = path[0] if attr in the_rule: - return the_rule[attr] + # Make sure we return a JSON object as the attribute may be a + # JSON value. + return {attr: the_rule[attr]} else: raise UnrecognizedRequestError() def _priority_class_from_spec(spec): if spec['template'] not in PRIORITY_CLASS_MAP.keys(): - raise InvalidRuleException("Unknown template: %s" % (spec['kind'])) + raise InvalidRuleException("Unknown template: %s" % (spec['template'])) pc = PRIORITY_CLASS_MAP[spec['template']] - if spec['scope'] == 'device': - pc += len(PRIORITY_CLASS_MAP) - return pc -def _priority_class_to_template_name(pc): - if pc > PRIORITY_CLASS_MAP['override']: - # per-device - prio_class_index = pc - len(PRIORITY_CLASS_MAP) - return PRIORITY_CLASS_INVERSE_MAP[prio_class_index] - else: - return PRIORITY_CLASS_INVERSE_MAP[pc] - - -def _rule_to_template(rule): - unscoped_rule_id = None - if 'rule_id' in rule: - unscoped_rule_id = _rule_id_from_namespaced(rule['rule_id']) - - template_name = _priority_class_to_template_name(rule['priority_class']) - if template_name in ['override', 'underride']: - templaterule = {k: rule[k] for k in ["conditions", "actions"]} - elif template_name in ["sender", "room"]: - templaterule = {'actions': rule['actions']} - unscoped_rule_id = rule['conditions'][0]['pattern'] - elif template_name == 'content': - if len(rule["conditions"]) != 1: - return None - thecond = rule["conditions"][0] - if "pattern" not in thecond: - return None - templaterule = {'actions': rule['actions']} - templaterule["pattern"] = thecond["pattern"] - - if unscoped_rule_id: - templaterule['rule_id'] = unscoped_rule_id - if 'default' in rule: - templaterule['default'] = rule['default'] - return templaterule - - -def _strip_device_condition(rule): - for i, c in enumerate(rule['conditions']): - if c['kind'] == 'device': - del rule['conditions'][i] - return rule - - def _namespaced_rule_id_from_spec(spec): - if spec['scope'] == 'global': - scope = 'global' - else: - scope = 'device/%s' % (spec['profile_tag']) - return "%s/%s/%s" % (scope, spec['template'], spec['rule_id']) + return _namespaced_rule_id(spec, spec['rule_id']) -def _rule_id_from_namespaced(in_rule_id): - return in_rule_id.split('/')[-1] +def _namespaced_rule_id(spec, rule_id): + return "global/%s/%s" % (spec['template'], rule_id) class InvalidRuleException(Exception): pass -# XXX: C+ped from rest/room.py - surely this should be common? -def _parse_json(request): - try: - content = json.loads(request.content.read()) - return content - except ValueError: - raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON) - - def register_servlets(hs, http_server): PushRuleRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/v1/pusher.py b/synapse/rest/client/v1/pusher.py index e218ed215c..9881f068c3 100644 --- a/synapse/rest/client/v1/pusher.py +++ b/synapse/rest/client/v1/pusher.py @@ -17,9 +17,10 @@ from twisted.internet import defer from synapse.api.errors import SynapseError, Codes from synapse.push import PusherConfigException +from synapse.http.servlet import parse_json_object_from_request + from .base import ClientV1RestServlet, client_path_patterns -import simplejson as json import logging logger = logging.getLogger(__name__) @@ -28,12 +29,16 @@ logger = logging.getLogger(__name__) class PusherRestServlet(ClientV1RestServlet): PATTERNS = client_path_patterns("/pushers/set$") + def __init__(self, hs): + super(PusherRestServlet, self).__init__(hs) + self.notifier = hs.get_notifier() + @defer.inlineCallbacks def on_POST(self, request): requester = yield self.auth.get_user_by_req(request) user = requester.user - content = _parse_json(request) + content = parse_json_object_from_request(request) pusher_pool = self.hs.get_pusherpool() @@ -45,14 +50,14 @@ class PusherRestServlet(ClientV1RestServlet): ) defer.returnValue((200, {})) - reqd = ['profile_tag', 'kind', 'app_id', 'app_display_name', + reqd = ['kind', 'app_id', 'app_display_name', 'device_display_name', 'pushkey', 'lang', 'data'] missing = [] for i in reqd: if i not in content: missing.append(i) if len(missing): - raise SynapseError(400, "Missing parameters: "+','.join(missing), + raise SynapseError(400, "Missing parameters: " + ','.join(missing), errcode=Codes.MISSING_PARAM) logger.debug("set pushkey %s to kind %s", content['pushkey'], content['kind']) @@ -73,36 +78,26 @@ class PusherRestServlet(ClientV1RestServlet): yield pusher_pool.add_pusher( user_id=user.to_string(), access_token=requester.access_token_id, - profile_tag=content['profile_tag'], kind=content['kind'], app_id=content['app_id'], app_display_name=content['app_display_name'], device_display_name=content['device_display_name'], pushkey=content['pushkey'], lang=content['lang'], - data=content['data'] + data=content['data'], + profile_tag=content.get('profile_tag', ""), ) except PusherConfigException as pce: - raise SynapseError(400, "Config Error: "+pce.message, + raise SynapseError(400, "Config Error: " + pce.message, errcode=Codes.MISSING_PARAM) + self.notifier.on_new_replication_data() + defer.returnValue((200, {})) def on_OPTIONS(self, _): return 200, {} -# XXX: C+ped from rest/room.py - surely this should be common? -def _parse_json(request): - try: - content = json.loads(request.content.read()) - if type(content) != dict: - raise SynapseError(400, "Content must be a JSON object.", - errcode=Codes.NOT_JSON) - return content - except ValueError: - raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON) - - def register_servlets(hs, http_server): PusherRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/v1/register.py b/synapse/rest/client/v1/register.py index 5378a9a938..c6a2ef2ccc 100644 --- a/synapse/rest/client/v1/register.py +++ b/synapse/rest/client/v1/register.py @@ -18,14 +18,14 @@ from twisted.internet import defer from synapse.api.errors import SynapseError, Codes from synapse.api.constants import LoginType -from base import ClientV1RestServlet, client_path_patterns +from .base import ClientV1RestServlet, client_path_patterns import synapse.util.stringutils as stringutils +from synapse.http.servlet import parse_json_object_from_request from synapse.util.async import run_on_reactor from hashlib import sha1 import hmac -import simplejson as json import logging logger = logging.getLogger(__name__) @@ -38,7 +38,8 @@ logger = logging.getLogger(__name__) if hasattr(hmac, "compare_digest"): compare_digest = hmac.compare_digest else: - compare_digest = lambda a, b: a == b + def compare_digest(a, b): + return a == b class RegisterRestServlet(ClientV1RestServlet): @@ -58,7 +59,7 @@ class RegisterRestServlet(ClientV1RestServlet): # } # TODO: persistent storage self.sessions = {} - self.disable_registration = hs.config.disable_registration + self.enable_registration = hs.config.enable_registration def on_GET(self, request): if self.hs.config.enable_registration_captcha: @@ -97,7 +98,7 @@ class RegisterRestServlet(ClientV1RestServlet): @defer.inlineCallbacks def on_POST(self, request): - register_json = _parse_json(request) + register_json = parse_json_object_from_request(request) session = (register_json["session"] if "session" in register_json else None) @@ -112,7 +113,7 @@ class RegisterRestServlet(ClientV1RestServlet): is_using_shared_secret = login_type == LoginType.SHARED_SECRET can_register = ( - not self.disable_registration + self.enable_registration or is_application_server or is_using_shared_secret ) @@ -354,15 +355,5 @@ class RegisterRestServlet(ClientV1RestServlet): ) -def _parse_json(request): - try: - content = json.loads(request.content.read()) - if type(content) != dict: - raise SynapseError(400, "Content must be a JSON object.") - return content - except ValueError: - raise SynapseError(400, "Content not JSON.") - - def register_servlets(hs, http_server): RegisterRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py index c7ea15c624..a1fa7daf79 100644 --- a/synapse/rest/client/v1/room.py +++ b/synapse/rest/client/v1/room.py @@ -16,14 +16,14 @@ """ This module contains REST servlets to do with rooms: /rooms/<paths> """ from twisted.internet import defer -from base import ClientV1RestServlet, client_path_patterns +from .base import ClientV1RestServlet, client_path_patterns from synapse.api.errors import SynapseError, Codes, AuthError from synapse.streams.config import PaginationConfig from synapse.api.constants import EventTypes, Membership from synapse.types import UserID, RoomID, RoomAlias from synapse.events.utils import serialize_event +from synapse.http.servlet import parse_json_object_from_request -import simplejson as json import logging import urllib @@ -63,35 +63,18 @@ class RoomCreateRestServlet(ClientV1RestServlet): def on_POST(self, request): requester = yield self.auth.get_user_by_req(request) - room_config = self.get_room_config(request) - info = yield self.make_room( - room_config, - requester.user, - None, - ) - room_config.update(info) - defer.returnValue((200, info)) - - @defer.inlineCallbacks - def make_room(self, room_config, auth_user, room_id): handler = self.handlers.room_creation_handler info = yield handler.create_room( - user_id=auth_user.to_string(), - room_id=room_id, - config=room_config + requester, self.get_room_config(request) ) - defer.returnValue(info) + + defer.returnValue((200, info)) def get_room_config(self, request): - try: - user_supplied_config = json.loads(request.content.read()) - if "visibility" not in user_supplied_config: - # default visibility - user_supplied_config["visibility"] = "public" - return user_supplied_config - except (ValueError, TypeError): - raise SynapseError(400, "Body must be JSON.", - errcode=Codes.BAD_JSON) + user_supplied_config = parse_json_object_from_request(request) + # default visibility + user_supplied_config.setdefault("visibility", "public") + return user_supplied_config def on_OPTIONS(self, request): return (200, {}) @@ -149,7 +132,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet): def on_PUT(self, request, room_id, event_type, state_key, txn_id=None): requester = yield self.auth.get_user_by_req(request) - content = _parse_json(request) + content = parse_json_object_from_request(request) event_dict = { "type": event_type, @@ -162,11 +145,22 @@ class RoomStateEventRestServlet(ClientV1RestServlet): event_dict["state_key"] = state_key msg_handler = self.handlers.message_handler - yield msg_handler.create_and_send_event( - event_dict, token_id=requester.access_token_id, txn_id=txn_id, + event, context = yield msg_handler.create_event( + event_dict, + token_id=requester.access_token_id, + txn_id=txn_id, ) - defer.returnValue((200, {})) + if event_type == EventTypes.Member: + yield self.handlers.room_member_handler.send_membership_event( + requester, + event, + context, + ) + else: + yield msg_handler.send_nonmember_event(requester, event, context) + + defer.returnValue((200, {"event_id": event.event_id})) # TODO: Needs unit testing for generic events + feedback @@ -180,17 +174,17 @@ class RoomSendEventRestServlet(ClientV1RestServlet): @defer.inlineCallbacks def on_POST(self, request, room_id, event_type, txn_id=None): requester = yield self.auth.get_user_by_req(request, allow_guest=True) - content = _parse_json(request) + content = parse_json_object_from_request(request) msg_handler = self.handlers.message_handler - event = yield msg_handler.create_and_send_event( + event = yield msg_handler.create_and_send_nonmember_event( + requester, { "type": event_type, "content": content, "room_id": room_id, "sender": requester.user.to_string(), }, - token_id=requester.access_token_id, txn_id=txn_id, ) @@ -229,46 +223,37 @@ class JoinRoomAliasServlet(ClientV1RestServlet): allow_guest=True, ) - # the identifier could be a room alias or a room id. Try one then the - # other if it fails to parse, without swallowing other valid - # SynapseErrors. - - identifier = None - is_room_alias = False try: - identifier = RoomAlias.from_string(room_identifier) - is_room_alias = True - except SynapseError: - identifier = RoomID.from_string(room_identifier) - - # TODO: Support for specifying the home server to join with? - - if is_room_alias: + content = parse_json_object_from_request(request) + except: + # Turns out we used to ignore the body entirely, and some clients + # cheekily send invalid bodies. + content = {} + + if RoomID.is_valid(room_identifier): + room_id = room_identifier + remote_room_hosts = None + elif RoomAlias.is_valid(room_identifier): handler = self.handlers.room_member_handler - ret_dict = yield handler.join_room_alias( - requester.user, - identifier, - ) - defer.returnValue((200, ret_dict)) - else: # room id - msg_handler = self.handlers.message_handler - content = {"membership": Membership.JOIN} - if requester.is_guest: - content["kind"] = "guest" - yield msg_handler.create_and_send_event( - { - "type": EventTypes.Member, - "content": content, - "room_id": identifier.to_string(), - "sender": requester.user.to_string(), - "state_key": requester.user.to_string(), - }, - token_id=requester.access_token_id, - txn_id=txn_id, - is_guest=requester.is_guest, - ) + room_alias = RoomAlias.from_string(room_identifier) + room_id, remote_room_hosts = yield handler.lookup_room_alias(room_alias) + room_id = room_id.to_string() + else: + raise SynapseError(400, "%s was not legal room ID or room alias" % ( + room_identifier, + )) - defer.returnValue((200, {"room_id": identifier.to_string()})) + yield self.handlers.room_member_handler.update_membership( + requester=requester, + target=requester.user, + room_id=room_id, + action="join", + txn_id=txn_id, + remote_room_hosts=remote_room_hosts, + third_party_signed=content.get("third_party_signed", None), + ) + + defer.returnValue((200, {"room_id": room_id})) @defer.inlineCallbacks def on_PUT(self, request, room_identifier, txn_id): @@ -316,18 +301,6 @@ class RoomMemberListRestServlet(ClientV1RestServlet): if event["type"] != EventTypes.Member: continue chunk.append(event) - # FIXME: should probably be state_key here, not user_id - target_user = UserID.from_string(event["user_id"]) - # Presence is an optional cache; don't fail if we can't fetch it - try: - presence_handler = self.handlers.presence_handler - presence_state = yield presence_handler.get_state( - target_user=target_user, - auth_user=requester.user, - ) - event["content"].update(presence_state) - except: - pass defer.returnValue((200, { "chunk": chunk @@ -429,8 +402,6 @@ class RoomEventContext(ClientV1RestServlet): serialize_event(event, time_now) for event in results["state"] ] - logger.info("Responding with %r", results) - defer.returnValue((200, results)) @@ -456,7 +427,12 @@ class RoomMembershipRestServlet(ClientV1RestServlet): }: raise AuthError(403, "Guest access not allowed") - content = _parse_json(request) + try: + content = parse_json_object_from_request(request) + except: + # Turns out we used to ignore the body entirely, and some clients + # cheekily send invalid bodies. + content = {} if membership_action == "invite" and self._has_3pid_invite_keys(content): yield self.handlers.room_member_handler.do_3pid_invite( @@ -465,7 +441,7 @@ class RoomMembershipRestServlet(ClientV1RestServlet): content["medium"], content["address"], content["id_server"], - requester.access_token_id, + requester, txn_id ) defer.returnValue((200, {})) @@ -483,6 +459,7 @@ class RoomMembershipRestServlet(ClientV1RestServlet): room_id=room_id, action=membership_action, txn_id=txn_id, + third_party_signed=content.get("third_party_signed", None), ) defer.returnValue((200, {})) @@ -518,10 +495,11 @@ class RoomRedactEventRestServlet(ClientV1RestServlet): @defer.inlineCallbacks def on_POST(self, request, room_id, event_id, txn_id=None): requester = yield self.auth.get_user_by_req(request) - content = _parse_json(request) + content = parse_json_object_from_request(request) msg_handler = self.handlers.message_handler - event = yield msg_handler.create_and_send_event( + event = yield msg_handler.create_and_send_nonmember_event( + requester, { "type": EventTypes.Redaction, "content": content, @@ -529,7 +507,6 @@ class RoomRedactEventRestServlet(ClientV1RestServlet): "sender": requester.user.to_string(), "redacts": event_id, }, - token_id=requester.access_token_id, txn_id=txn_id, ) @@ -555,6 +532,10 @@ class RoomTypingRestServlet(ClientV1RestServlet): "/rooms/(?P<room_id>[^/]*)/typing/(?P<user_id>[^/]*)$" ) + def __init__(self, hs): + super(RoomTypingRestServlet, self).__init__(hs) + self.presence_handler = hs.get_handlers().presence_handler + @defer.inlineCallbacks def on_PUT(self, request, room_id, user_id): requester = yield self.auth.get_user_by_req(request) @@ -562,10 +543,12 @@ class RoomTypingRestServlet(ClientV1RestServlet): room_id = urllib.unquote(room_id) target_user = UserID.from_string(urllib.unquote(user_id)) - content = _parse_json(request) + content = parse_json_object_from_request(request) typing_handler = self.handlers.typing_notification_handler + yield self.presence_handler.bump_presence_active_time(requester.user) + if content["typing"]: yield typing_handler.started_typing( target_user=target_user, @@ -592,7 +575,7 @@ class SearchRestServlet(ClientV1RestServlet): def on_POST(self, request): requester = yield self.auth.get_user_by_req(request) - content = _parse_json(request) + content = parse_json_object_from_request(request) batch = request.args.get("next_batch", [None])[0] results = yield self.handlers.search_handler.search( @@ -604,17 +587,6 @@ class SearchRestServlet(ClientV1RestServlet): defer.returnValue((200, results)) -def _parse_json(request): - try: - content = json.loads(request.content.read()) - if type(content) != dict: - raise SynapseError(400, "Content must be a JSON object.", - errcode=Codes.NOT_JSON) - return content - except ValueError: - raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON) - - def register_txn_path(servlet, regex_string, http_server, with_get=False): """Registers a transaction-based path. diff --git a/synapse/rest/client/v1/voip.py b/synapse/rest/client/v1/voip.py index ec4cf8db79..c40442f958 100644 --- a/synapse/rest/client/v1/voip.py +++ b/synapse/rest/client/v1/voip.py @@ -15,7 +15,7 @@ from twisted.internet import defer -from base import ClientV1RestServlet, client_path_patterns +from .base import ClientV1RestServlet, client_path_patterns import hmac diff --git a/synapse/rest/client/v2_alpha/_base.py b/synapse/rest/client/v2_alpha/_base.py index 24af322126..b6faa2b0e6 100644 --- a/synapse/rest/client/v2_alpha/_base.py +++ b/synapse/rest/client/v2_alpha/_base.py @@ -17,11 +17,9 @@ """ from synapse.api.urls import CLIENT_V2_ALPHA_PREFIX -from synapse.api.errors import SynapseError import re import logging -import simplejson logger = logging.getLogger(__name__) @@ -44,23 +42,3 @@ def client_v2_patterns(path_regex, releases=(0,)): new_prefix = CLIENT_V2_ALPHA_PREFIX.replace("/v2_alpha", "/r%d" % release) patterns.append(re.compile("^" + new_prefix + path_regex)) return patterns - - -def parse_request_allow_empty(request): - content = request.content.read() - if content is None or content == '': - return None - try: - return simplejson.loads(content) - except simplejson.JSONDecodeError: - raise SynapseError(400, "Content not JSON.") - - -def parse_json_dict_from_request(request): - try: - content = simplejson.loads(request.content.read()) - if type(content) != dict: - raise SynapseError(400, "Content must be a JSON object.") - return content - except simplejson.JSONDecodeError: - raise SynapseError(400, "Content not JSON.") diff --git a/synapse/rest/client/v2_alpha/account.py b/synapse/rest/client/v2_alpha/account.py index d507172704..7f8a6a4cf7 100644 --- a/synapse/rest/client/v2_alpha/account.py +++ b/synapse/rest/client/v2_alpha/account.py @@ -17,10 +17,10 @@ from twisted.internet import defer from synapse.api.constants import LoginType from synapse.api.errors import LoginError, SynapseError, Codes -from synapse.http.servlet import RestServlet +from synapse.http.servlet import RestServlet, parse_json_object_from_request from synapse.util.async import run_on_reactor -from ._base import client_v2_patterns, parse_json_dict_from_request +from ._base import client_v2_patterns import logging @@ -41,9 +41,9 @@ class PasswordRestServlet(RestServlet): def on_POST(self, request): yield run_on_reactor() - body = parse_json_dict_from_request(request) + body = parse_json_object_from_request(request) - authed, result, params = yield self.auth_handler.check_auth([ + authed, result, params, _ = yield self.auth_handler.check_auth([ [LoginType.PASSWORD], [LoginType.EMAIL_IDENTITY] ], body, self.hs.get_ip_from_request(request)) @@ -79,7 +79,7 @@ class PasswordRestServlet(RestServlet): new_password = params['new_password'] yield self.auth_handler.set_password( - user_id, new_password + user_id, new_password, requester ) defer.returnValue((200, {})) @@ -114,11 +114,12 @@ class ThreepidRestServlet(RestServlet): def on_POST(self, request): yield run_on_reactor() - body = parse_json_dict_from_request(request) + body = parse_json_object_from_request(request) - if 'threePidCreds' not in body: + threePidCreds = body.get('threePidCreds') + threePidCreds = body.get('three_pid_creds', threePidCreds) + if threePidCreds is None: raise SynapseError(400, "Missing param", Codes.MISSING_PARAM) - threePidCreds = body['threePidCreds'] requester = yield self.auth.get_user_by_req(request) user_id = requester.user.to_string() diff --git a/synapse/rest/client/v2_alpha/account_data.py b/synapse/rest/client/v2_alpha/account_data.py index 985efe2a62..b16079cece 100644 --- a/synapse/rest/client/v2_alpha/account_data.py +++ b/synapse/rest/client/v2_alpha/account_data.py @@ -15,15 +15,13 @@ from ._base import client_v2_patterns -from synapse.http.servlet import RestServlet -from synapse.api.errors import AuthError, SynapseError +from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.api.errors import AuthError from twisted.internet import defer import logging -import simplejson as json - logger = logging.getLogger(__name__) @@ -47,17 +45,13 @@ class AccountDataServlet(RestServlet): if user_id != requester.user.to_string(): raise AuthError(403, "Cannot add account data for other users.") - try: - content_bytes = request.content.read() - body = json.loads(content_bytes) - except: - raise SynapseError(400, "Invalid JSON") + body = parse_json_object_from_request(request) max_id = yield self.store.add_account_data_for_user( user_id, account_data_type, body ) - yield self.notifier.on_new_event( + self.notifier.on_new_event( "account_data_key", max_id, users=[user_id] ) @@ -86,20 +80,13 @@ class RoomAccountDataServlet(RestServlet): if user_id != requester.user.to_string(): raise AuthError(403, "Cannot add account data for other users.") - try: - content_bytes = request.content.read() - body = json.loads(content_bytes) - except: - raise SynapseError(400, "Invalid JSON") - - if not isinstance(body, dict): - raise ValueError("Expected a JSON object") + body = parse_json_object_from_request(request) max_id = yield self.store.add_account_data_to_room( user_id, room_id, account_data_type, body ) - yield self.notifier.on_new_event( + self.notifier.on_new_event( "account_data_key", max_id, users=[user_id] ) diff --git a/synapse/rest/client/v2_alpha/auth.py b/synapse/rest/client/v2_alpha/auth.py index ff71c40b43..78181b7b18 100644 --- a/synapse/rest/client/v2_alpha/auth.py +++ b/synapse/rest/client/v2_alpha/auth.py @@ -18,6 +18,7 @@ from twisted.internet import defer from synapse.api.constants import LoginType from synapse.api.errors import SynapseError from synapse.api.urls import CLIENT_V2_ALPHA_PREFIX +from synapse.http.server import finish_request from synapse.http.servlet import RestServlet from ._base import client_v2_patterns @@ -130,7 +131,7 @@ class AuthRestServlet(RestServlet): request.setHeader(b"Content-Length", b"%d" % (len(html_bytes),)) request.write(html_bytes) - request.finish() + finish_request(request) defer.returnValue(None) else: raise SynapseError(404, "Unknown auth stage type") @@ -176,7 +177,7 @@ class AuthRestServlet(RestServlet): request.setHeader(b"Content-Length", b"%d" % (len(html_bytes),)) request.write(html_bytes) - request.finish() + finish_request(request) defer.returnValue(None) else: diff --git a/synapse/rest/client/v2_alpha/filter.py b/synapse/rest/client/v2_alpha/filter.py index 7695bebc28..510f8b2c74 100644 --- a/synapse/rest/client/v2_alpha/filter.py +++ b/synapse/rest/client/v2_alpha/filter.py @@ -16,12 +16,11 @@ from twisted.internet import defer from synapse.api.errors import AuthError, SynapseError -from synapse.http.servlet import RestServlet +from synapse.http.servlet import RestServlet, parse_json_object_from_request from synapse.types import UserID from ._base import client_v2_patterns -import simplejson as json import logging @@ -59,7 +58,7 @@ class GetFilterRestServlet(RestServlet): filter_id=filter_id, ) - defer.returnValue((200, filter.filter_json)) + defer.returnValue((200, filter.get_filter_json())) except KeyError: raise SynapseError(400, "No such filter") @@ -84,12 +83,7 @@ class CreateFilterRestServlet(RestServlet): if not self.hs.is_mine(target_user): raise SynapseError(400, "Can only create filters for local users") - try: - content = json.loads(request.content.read()) - - # TODO(paul): check for required keys and invalid keys - except: - raise SynapseError(400, "Invalid filter definition") + content = parse_json_object_from_request(request) filter_id = yield self.filtering.add_user_filter( user_localpart=target_user.localpart, diff --git a/synapse/rest/client/v2_alpha/keys.py b/synapse/rest/client/v2_alpha/keys.py index f989b08614..89ab39491c 100644 --- a/synapse/rest/client/v2_alpha/keys.py +++ b/synapse/rest/client/v2_alpha/keys.py @@ -15,16 +15,15 @@ from twisted.internet import defer -from synapse.api.errors import SynapseError -from synapse.http.servlet import RestServlet +from synapse.http.servlet import RestServlet, parse_json_object_from_request from synapse.types import UserID from canonicaljson import encode_canonical_json from ._base import client_v2_patterns -import simplejson as json import logging +import simplejson as json logger = logging.getLogger(__name__) @@ -68,10 +67,9 @@ class KeyUploadServlet(RestServlet): user_id = requester.user.to_string() # TODO: Check that the device_id matches that in the authentication # or derive the device_id from the authentication instead. - try: - body = json.loads(request.content.read()) - except: - raise SynapseError(400, "Invalid key JSON") + + body = parse_json_object_from_request(request) + time_now = self.clock.time_msec() # TODO: Validate the JSON to make sure it has the right keys. @@ -173,10 +171,7 @@ class KeyQueryServlet(RestServlet): @defer.inlineCallbacks def on_POST(self, request, user_id, device_id): yield self.auth.get_user_by_req(request) - try: - body = json.loads(request.content.read()) - except: - raise SynapseError(400, "Invalid key JSON") + body = parse_json_object_from_request(request) result = yield self.handle_request(body) defer.returnValue(result) @@ -272,10 +267,7 @@ class OneTimeKeyServlet(RestServlet): @defer.inlineCallbacks def on_POST(self, request, user_id, device_id, algorithm): yield self.auth.get_user_by_req(request) - try: - body = json.loads(request.content.read()) - except: - raise SynapseError(400, "Invalid key JSON") + body = parse_json_object_from_request(request) result = yield self.handle_request(body) defer.returnValue(result) diff --git a/synapse/rest/client/v2_alpha/receipts.py b/synapse/rest/client/v2_alpha/receipts.py index eb4b369a3d..b831d8c95e 100644 --- a/synapse/rest/client/v2_alpha/receipts.py +++ b/synapse/rest/client/v2_alpha/receipts.py @@ -37,6 +37,7 @@ class ReceiptRestServlet(RestServlet): self.hs = hs self.auth = hs.get_auth() self.receipts_handler = hs.get_handlers().receipts_handler + self.presence_handler = hs.get_handlers().presence_handler @defer.inlineCallbacks def on_POST(self, request, room_id, receipt_type, event_id): @@ -45,6 +46,8 @@ class ReceiptRestServlet(RestServlet): if receipt_type != "m.read": raise SynapseError(400, "Receipt type must be 'm.read'") + yield self.presence_handler.bump_presence_active_time(requester.user) + yield self.receipts_handler.received_client_receipt( room_id, receipt_type, diff --git a/synapse/rest/client/v2_alpha/register.py b/synapse/rest/client/v2_alpha/register.py index c4d025b465..d32c06c882 100644 --- a/synapse/rest/client/v2_alpha/register.py +++ b/synapse/rest/client/v2_alpha/register.py @@ -17,9 +17,9 @@ from twisted.internet import defer from synapse.api.constants import LoginType from synapse.api.errors import SynapseError, Codes, UnrecognizedRequestError -from synapse.http.servlet import RestServlet +from synapse.http.servlet import RestServlet, parse_json_object_from_request -from ._base import client_v2_patterns, parse_json_dict_from_request +from ._base import client_v2_patterns import logging import hmac @@ -34,7 +34,8 @@ from synapse.util.async import run_on_reactor if hasattr(hmac, "compare_digest"): compare_digest = hmac.compare_digest else: - compare_digest = lambda a, b: a == b + def compare_digest(a, b): + return a == b logger = logging.getLogger(__name__) @@ -72,7 +73,7 @@ class RegisterRestServlet(RestServlet): ret = yield self.onEmailTokenRequest(request) defer.returnValue(ret) - body = parse_json_dict_from_request(request) + body = parse_json_object_from_request(request) # we do basic sanity checks here because the auth layer will store these # in sessions. Pull out the username/password provided to us. @@ -116,15 +117,27 @@ class RegisterRestServlet(RestServlet): return # == Normal User Registration == (everyone else) - if self.hs.config.disable_registration: + if not self.hs.config.enable_registration: raise SynapseError(403, "Registration has been disabled") guest_access_token = body.get("guest_access_token", None) + session_id = self.auth_handler.get_session_id(body) + registered_user_id = None + if session_id: + # if we get a registered user id out of here, it means we previously + # registered a user for this session, so we could just return the + # user here. We carry on and go through the auth checks though, + # for paranoia. + registered_user_id = self.auth_handler.get_session_data( + session_id, "registered_user_id", None + ) + if desired_username is not None: yield self.registration_handler.check_username( desired_username, - guest_access_token=guest_access_token + guest_access_token=guest_access_token, + assigned_user_id=registered_user_id, ) if self.hs.config.enable_registration_captcha: @@ -138,7 +151,7 @@ class RegisterRestServlet(RestServlet): [LoginType.EMAIL_IDENTITY] ] - authed, result, params = yield self.auth_handler.check_auth( + authed, result, params, session_id = yield self.auth_handler.check_auth( flows, body, self.hs.get_ip_from_request(request) ) @@ -146,12 +159,29 @@ class RegisterRestServlet(RestServlet): defer.returnValue((401, result)) return + if registered_user_id is not None: + logger.info( + "Already registered user ID %r for this session", + registered_user_id + ) + access_token = yield self.auth_handler.issue_access_token(registered_user_id) + refresh_token = yield self.auth_handler.issue_refresh_token( + registered_user_id + ) + defer.returnValue((200, { + "user_id": registered_user_id, + "access_token": access_token, + "home_server": self.hs.hostname, + "refresh_token": refresh_token, + })) + # NB: This may be from the auth handler and NOT from the POST if 'password' not in params: raise SynapseError(400, "Missing password.", Codes.MISSING_PARAM) desired_username = params.get("username", None) new_password = params.get("password", None) + guest_access_token = params.get("guest_access_token", None) (user_id, token) = yield self.registration_handler.register( localpart=desired_username, @@ -159,6 +189,12 @@ class RegisterRestServlet(RestServlet): guest_access_token=guest_access_token, ) + # remember that we've now registered that user account, and with what + # user ID (since the user may not have specified) + self.auth_handler.set_session_data( + session_id, "registered_user_id", user_id + ) + if result and LoginType.EMAIL_IDENTITY in result: threepid = result[LoginType.EMAIL_IDENTITY] @@ -185,7 +221,7 @@ class RegisterRestServlet(RestServlet): else: logger.info("bind_email not specified: not binding email") - result = self._create_registration_details(user_id, token) + result = yield self._create_registration_details(user_id, token) defer.returnValue((200, result)) def on_OPTIONS(self, _): @@ -196,7 +232,7 @@ class RegisterRestServlet(RestServlet): (user_id, token) = yield self.registration_handler.appservice_register( username, as_token ) - defer.returnValue(self._create_registration_details(user_id, token)) + defer.returnValue((yield self._create_registration_details(user_id, token))) @defer.inlineCallbacks def _do_shared_secret_registration(self, username, password, mac): @@ -223,18 +259,21 @@ class RegisterRestServlet(RestServlet): (user_id, token) = yield self.registration_handler.register( localpart=username, password=password ) - defer.returnValue(self._create_registration_details(user_id, token)) + defer.returnValue((yield self._create_registration_details(user_id, token))) + @defer.inlineCallbacks def _create_registration_details(self, user_id, token): - return { + refresh_token = yield self.auth_handler.issue_refresh_token(user_id) + defer.returnValue({ "user_id": user_id, "access_token": token, "home_server": self.hs.hostname, - } + "refresh_token": refresh_token, + }) @defer.inlineCallbacks def onEmailTokenRequest(self, request): - body = parse_json_dict_from_request(request) + body = parse_json_object_from_request(request) required = ['id_server', 'client_secret', 'email', 'send_attempt'] absent = [] diff --git a/synapse/rest/client/v2_alpha/sync.py b/synapse/rest/client/v2_alpha/sync.py index 4114a7e430..de4a020ad4 100644 --- a/synapse/rest/client/v2_alpha/sync.py +++ b/synapse/rest/client/v2_alpha/sync.py @@ -20,15 +20,16 @@ from synapse.http.servlet import ( ) from synapse.handlers.sync import SyncConfig from synapse.types import StreamToken -from synapse.events import FrozenEvent from synapse.events.utils import ( serialize_event, format_event_for_client_v2_without_room_id, ) -from synapse.api.filtering import FilterCollection +from synapse.api.filtering import FilterCollection, DEFAULT_FILTER_COLLECTION from synapse.api.errors import SynapseError +from synapse.api.constants import PresenceState from ._base import client_v2_patterns import copy +import itertools import logging import ujson as json @@ -82,6 +83,7 @@ class SyncRestServlet(RestServlet): self.sync_handler = hs.get_handlers().sync_handler self.clock = hs.get_clock() self.filtering = hs.get_filtering() + self.presence_handler = hs.get_handlers().presence_handler @defer.inlineCallbacks def on_GET(self, request): @@ -113,24 +115,24 @@ class SyncRestServlet(RestServlet): ) ) - if filter_id and filter_id.startswith('{'): - try: - filter_object = json.loads(filter_id) - except: - raise SynapseError(400, "Invalid filter JSON") - self.filtering._check_valid_filter(filter_object) - filter = FilterCollection(filter_object) - else: - try: + if filter_id: + if filter_id.startswith('{'): + try: + filter_object = json.loads(filter_id) + except: + raise SynapseError(400, "Invalid filter JSON") + self.filtering.check_valid_filter(filter_object) + filter = FilterCollection(filter_object) + else: filter = yield self.filtering.get_user_filter( user.localpart, filter_id ) - except: - filter = FilterCollection({}) + else: + filter = DEFAULT_FILTER_COLLECTION sync_config = SyncConfig( user=user, - filter=filter, + filter_collection=filter, is_guest=requester.is_guest, ) @@ -139,38 +141,38 @@ class SyncRestServlet(RestServlet): else: since_token = None - if set_presence == "online": - yield self.event_stream_handler.started_stream(user) + affect_presence = set_presence != PresenceState.OFFLINE - try: + if affect_presence: + yield self.presence_handler.set_state(user, {"presence": set_presence}) + + context = yield self.presence_handler.user_syncing( + user.to_string(), affect_presence=affect_presence, + ) + with context: sync_result = yield self.sync_handler.wait_for_sync_for_user( sync_config, since_token=since_token, timeout=timeout, full_state=full_state ) - finally: - if set_presence == "online": - self.event_stream_handler.stopped_stream(user) time_now = self.clock.time_msec() joined = self.encode_joined( - sync_result.joined, filter, time_now, requester.access_token_id + sync_result.joined, time_now, requester.access_token_id ) invited = self.encode_invited( - sync_result.invited, filter, time_now, requester.access_token_id + sync_result.invited, time_now, requester.access_token_id ) archived = self.encode_archived( - sync_result.archived, filter, time_now, requester.access_token_id + sync_result.archived, time_now, requester.access_token_id ) response_content = { - "account_data": self.encode_account_data( - sync_result.account_data, filter, time_now - ), + "account_data": {"events": sync_result.account_data}, "presence": self.encode_presence( - sync_result.presence, filter, time_now + sync_result.presence, time_now ), "rooms": { "join": joined, @@ -182,24 +184,20 @@ class SyncRestServlet(RestServlet): defer.returnValue((200, response_content)) - def encode_presence(self, events, filter, time_now): + def encode_presence(self, events, time_now): formatted = [] for event in events: event = copy.deepcopy(event) event['sender'] = event['content'].pop('user_id') formatted.append(event) - return {"events": filter.filter_presence(formatted)} - - def encode_account_data(self, events, filter, time_now): - return {"events": filter.filter_account_data(events)} + return {"events": formatted} - def encode_joined(self, rooms, filter, time_now, token_id): + def encode_joined(self, rooms, time_now, token_id): """ Encode the joined rooms in a sync result :param list[synapse.handlers.sync.JoinedSyncResult] rooms: list of sync results for rooms this user is joined to - :param FilterCollection filter: filters to apply to the results :param int time_now: current time - used as a baseline for age calculations :param int token_id: ID of the user's auth token - used for namespacing @@ -211,18 +209,17 @@ class SyncRestServlet(RestServlet): joined = {} for room in rooms: joined[room.room_id] = self.encode_room( - room, filter, time_now, token_id + room, time_now, token_id ) return joined - def encode_invited(self, rooms, filter, time_now, token_id): + def encode_invited(self, rooms, time_now, token_id): """ Encode the invited rooms in a sync result :param list[synapse.handlers.sync.InvitedSyncResult] rooms: list of sync results for rooms this user is joined to - :param FilterCollection filter: filters to apply to the results :param int time_now: current time - used as a baseline for age calculations :param int token_id: ID of the user's auth token - used for namespacing @@ -237,7 +234,9 @@ class SyncRestServlet(RestServlet): room.invite, time_now, token_id=token_id, event_format=format_event_for_client_v2_without_room_id, ) - invited_state = invite.get("unsigned", {}).pop("invite_room_state", []) + unsigned = dict(invite.get("unsigned", {})) + invite["unsigned"] = unsigned + invited_state = list(unsigned.pop("invite_room_state", [])) invited_state.append(invite) invited[room.room_id] = { "invite_state": {"events": invited_state} @@ -245,13 +244,12 @@ class SyncRestServlet(RestServlet): return invited - def encode_archived(self, rooms, filter, time_now, token_id): + def encode_archived(self, rooms, time_now, token_id): """ Encode the archived rooms in a sync result :param list[synapse.handlers.sync.ArchivedSyncResult] rooms: list of sync results for rooms this user is joined to - :param FilterCollection filter: filters to apply to the results :param int time_now: current time - used as a baseline for age calculations :param int token_id: ID of the user's auth token - used for namespacing @@ -263,17 +261,16 @@ class SyncRestServlet(RestServlet): joined = {} for room in rooms: joined[room.room_id] = self.encode_room( - room, filter, time_now, token_id, joined=False + room, time_now, token_id, joined=False ) return joined @staticmethod - def encode_room(room, filter, time_now, token_id, joined=True): + def encode_room(room, time_now, token_id, joined=True): """ :param JoinedSyncResult|ArchivedSyncResult room: sync result for a single room - :param FilterCollection filter: filters to apply to the results :param int time_now: current time - used as a baseline for age calculations :param int token_id: ID of the user's auth token - used for namespacing @@ -292,19 +289,23 @@ class SyncRestServlet(RestServlet): ) state_dict = room.state - timeline_events = filter.filter_room_timeline(room.timeline.events) + timeline_events = room.timeline.events - state_dict = SyncRestServlet._rollback_state_for_timeline( - state_dict, timeline_events) + state_events = state_dict.values() - state_events = filter.filter_room_state(state_dict.values()) + for event in itertools.chain(state_events, timeline_events): + # We've had bug reports that events were coming down under the + # wrong room. + if event.room_id != room.room_id: + logger.warn( + "Event %r is under room %r instead of %r", + event.event_id, room.room_id, event.room_id, + ) serialized_state = [serialize(e) for e in state_events] serialized_timeline = [serialize(e) for e in timeline_events] - account_data = filter.filter_room_account_data( - room.account_data - ) + account_data = room.account_data result = { "timeline": { @@ -317,85 +318,12 @@ class SyncRestServlet(RestServlet): } if joined: - ephemeral_events = filter.filter_room_ephemeral(room.ephemeral) + ephemeral_events = room.ephemeral result["ephemeral"] = {"events": ephemeral_events} result["unread_notifications"] = room.unread_notifications return result - @staticmethod - def _rollback_state_for_timeline(state, timeline): - """ - Wind the state dictionary backwards, so that it represents the - state at the start of the timeline, rather than at the end. - - :param dict[(str, str), synapse.events.EventBase] state: the - state dictionary. Will be updated to the state before the timeline. - :param list[synapse.events.EventBase] timeline: the event timeline - :return: updated state dictionary - """ - logger.debug("Processing state dict %r; timeline %r", state, - [e.get_dict() for e in timeline]) - - result = state.copy() - - for timeline_event in reversed(timeline): - if not timeline_event.is_state(): - continue - - event_key = (timeline_event.type, timeline_event.state_key) - - logger.debug("Considering %s for removal", event_key) - - state_event = result.get(event_key) - if (state_event is None or - state_event.event_id != timeline_event.event_id): - # the event in the timeline isn't present in the state - # dictionary. - # - # the most likely cause for this is that there was a fork in - # the event graph, and the state is no longer valid. Really, - # the event shouldn't be in the timeline. We're going to ignore - # it for now, however. - logger.warn("Found state event %r in timeline which doesn't " - "match state dictionary", timeline_event) - continue - - prev_event_id = timeline_event.unsigned.get("replaces_state", None) - - prev_content = timeline_event.unsigned.get('prev_content') - prev_sender = timeline_event.unsigned.get('prev_sender') - # Empircally it seems possible for the event to have a - # "replaces_state" key but not a prev_content or prev_sender - # markjh conjectures that it could be due to the server not - # having a copy of that event. - # If this is the case the we ignore the previous event. This will - # cause the displayname calculations on the client to be incorrect - if prev_event_id is None or not prev_content or not prev_sender: - logger.debug( - "Removing %r from the state dict, as it is missing" - " prev_content (prev_event_id=%r)", - timeline_event.event_id, prev_event_id - ) - del result[event_key] - else: - logger.debug( - "Replacing %r with %r in state dict", - timeline_event.event_id, prev_event_id - ) - result[event_key] = FrozenEvent({ - "type": timeline_event.type, - "state_key": timeline_event.state_key, - "content": prev_content, - "sender": prev_sender, - "event_id": prev_event_id, - "room_id": timeline_event.room_id, - }) - - logger.debug("New value: %r", result.get(event_key)) - - return result - def register_servlets(hs, http_server): SyncRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/v2_alpha/tags.py b/synapse/rest/client/v2_alpha/tags.py index 42f2203f3d..dac8603b07 100644 --- a/synapse/rest/client/v2_alpha/tags.py +++ b/synapse/rest/client/v2_alpha/tags.py @@ -15,15 +15,13 @@ from ._base import client_v2_patterns -from synapse.http.servlet import RestServlet -from synapse.api.errors import AuthError, SynapseError +from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.api.errors import AuthError from twisted.internet import defer import logging -import simplejson as json - logger = logging.getLogger(__name__) @@ -72,15 +70,11 @@ class TagServlet(RestServlet): if user_id != requester.user.to_string(): raise AuthError(403, "Cannot add tags for other users.") - try: - content_bytes = request.content.read() - body = json.loads(content_bytes) - except: - raise SynapseError(400, "Invalid tag JSON") + body = parse_json_object_from_request(request) max_id = yield self.store.add_tag_to_room(user_id, room_id, tag, body) - yield self.notifier.on_new_event( + self.notifier.on_new_event( "account_data_key", max_id, users=[user_id] ) @@ -94,7 +88,7 @@ class TagServlet(RestServlet): max_id = yield self.store.remove_tag_from_room(user_id, room_id, tag) - yield self.notifier.on_new_event( + self.notifier.on_new_event( "account_data_key", max_id, users=[user_id] ) diff --git a/synapse/rest/client/v2_alpha/tokenrefresh.py b/synapse/rest/client/v2_alpha/tokenrefresh.py index 3553f6b040..a158c2209a 100644 --- a/synapse/rest/client/v2_alpha/tokenrefresh.py +++ b/synapse/rest/client/v2_alpha/tokenrefresh.py @@ -16,9 +16,9 @@ from twisted.internet import defer from synapse.api.errors import AuthError, StoreError, SynapseError -from synapse.http.servlet import RestServlet +from synapse.http.servlet import RestServlet, parse_json_object_from_request -from ._base import client_v2_patterns, parse_json_dict_from_request +from ._base import client_v2_patterns class TokenRefreshRestServlet(RestServlet): @@ -35,7 +35,7 @@ class TokenRefreshRestServlet(RestServlet): @defer.inlineCallbacks def on_POST(self, request): - body = parse_json_dict_from_request(request) + body = parse_json_object_from_request(request) try: old_refresh_token = body["refresh_token"] auth_handler = self.hs.get_handlers().auth_handler diff --git a/synapse/rest/client/versions.py b/synapse/rest/client/versions.py index 349ef6b396..ca5468c402 100644 --- a/synapse/rest/client/versions.py +++ b/synapse/rest/client/versions.py @@ -26,9 +26,7 @@ class VersionsRestServlet(RestServlet): def on_GET(self, request): return (200, { - "versions": [ - "r0.0.1", - ] + "versions": ["r0.0.1"] }) diff --git a/synapse/rest/key/v2/remote_key_resource.py b/synapse/rest/key/v2/remote_key_resource.py index 81ef1f4702..9552016fec 100644 --- a/synapse/rest/key/v2/remote_key_resource.py +++ b/synapse/rest/key/v2/remote_key_resource.py @@ -13,7 +13,7 @@ # limitations under the License. from synapse.http.server import request_handler, respond_with_json_bytes -from synapse.http.servlet import parse_integer +from synapse.http.servlet import parse_integer, parse_json_object_from_request from synapse.api.errors import SynapseError, Codes from twisted.web.resource import Resource @@ -22,7 +22,6 @@ from twisted.internet import defer from io import BytesIO -import json import logging logger = logging.getLogger(__name__) @@ -126,14 +125,7 @@ class RemoteKey(Resource): @request_handler @defer.inlineCallbacks def async_render_POST(self, request): - try: - content = json.loads(request.content.read()) - if type(content) != dict: - raise ValueError() - except ValueError: - raise SynapseError( - 400, "Content must be JSON object.", errcode=Codes.NOT_JSON - ) + content = parse_json_object_from_request(request) query = content["server_keys"] diff --git a/synapse/rest/media/v0/content_repository.py b/synapse/rest/media/v0/content_repository.py index dcf3eaee1f..d9fc045fc6 100644 --- a/synapse/rest/media/v0/content_repository.py +++ b/synapse/rest/media/v0/content_repository.py @@ -13,7 +13,7 @@ # See the License for the specific language governing permissions and # limitations under the License. -from synapse.http.server import respond_with_json_bytes +from synapse.http.server import respond_with_json_bytes, finish_request from synapse.util.stringutils import random_string from synapse.api.errors import ( @@ -144,7 +144,7 @@ class ContentRepoResource(resource.Resource): # after the file has been sent, clean up and finish the request def cbFinished(ignored): f.close() - request.finish() + finish_request(request) d.addCallback(cbFinished) else: respond_with_json_bytes( diff --git a/synapse/rest/media/v1/base_resource.py b/synapse/rest/media/v1/base_resource.py index bdc65f0198..58ef91c0b8 100644 --- a/synapse/rest/media/v1/base_resource.py +++ b/synapse/rest/media/v1/base_resource.py @@ -16,7 +16,7 @@ from .thumbnailer import Thumbnailer from synapse.http.matrixfederationclient import MatrixFederationHttpClient -from synapse.http.server import respond_with_json +from synapse.http.server import respond_with_json, finish_request from synapse.util.stringutils import random_string from synapse.api.errors import ( cs_error, Codes, SynapseError @@ -28,6 +28,7 @@ from twisted.protocols.basic import FileSender from synapse.util.async import ObservableDeferred from synapse.util.stringutils import is_ascii +from synapse.util.logcontext import preserve_context_over_fn import os @@ -237,7 +238,7 @@ class BaseMediaResource(Resource): with open(file_path, "rb") as f: yield FileSender().beginFileTransfer(f, request) - request.finish() + finish_request(request) else: self._respond_404(request) @@ -276,7 +277,8 @@ class BaseMediaResource(Resource): ) self._makedirs(t_path) - t_len = yield threads.deferToThread( + t_len = yield preserve_context_over_fn( + threads.deferToThread, self._generate_thumbnail, input_path, t_path, t_width, t_height, t_method, t_type ) @@ -298,7 +300,8 @@ class BaseMediaResource(Resource): ) self._makedirs(t_path) - t_len = yield threads.deferToThread( + t_len = yield preserve_context_over_fn( + threads.deferToThread, self._generate_thumbnail, input_path, t_path, t_width, t_height, t_method, t_type ) @@ -372,7 +375,7 @@ class BaseMediaResource(Resource): media_id, t_width, t_height, t_type, t_method, t_len )) - yield threads.deferToThread(generate_thumbnails) + yield preserve_context_over_fn(threads.deferToThread, generate_thumbnails) for l in local_thumbnails: yield self.store.store_local_thumbnail(*l) @@ -445,7 +448,7 @@ class BaseMediaResource(Resource): t_width, t_height, t_type, t_method, t_len ]) - yield threads.deferToThread(generate_thumbnails) + yield preserve_context_over_fn(threads.deferToThread, generate_thumbnails) for r in remote_thumbnails: yield self.store.store_remote_media_thumbnail(*r) diff --git a/synapse/server.py b/synapse/server.py index 4a5796b982..368d615576 100644 --- a/synapse/server.py +++ b/synapse/server.py @@ -20,8 +20,10 @@ # Imports required for the default HomeServer() implementation from twisted.web.client import BrowserLikePolicyForHTTPS +from twisted.enterprise import adbapi + from synapse.federation import initialize_http_replication -from synapse.http.client import SimpleHttpClient, InsecureInterceptableContextFactory +from synapse.http.client import SimpleHttpClient, InsecureInterceptableContextFactory from synapse.notifier import Notifier from synapse.api.auth import Auth from synapse.handlers import Handlers @@ -36,8 +38,15 @@ from synapse.push.pusherpool import PusherPool from synapse.events.builder import EventBuilderFactory from synapse.api.filtering import Filtering +from synapse.http.matrixfederationclient import MatrixFederationHttpClient + +import logging + -class BaseHomeServer(object): +logger = logging.getLogger(__name__) + + +class HomeServer(object): """A basic homeserver object without lazy component builders. This will need all of the components it requires to either be passed as @@ -98,39 +107,18 @@ class BaseHomeServer(object): self.hostname = hostname self._building = {} + self.clock = Clock() + self.distributor = Distributor() + self.ratelimiter = Ratelimiter() + # Other kwargs are explicit dependencies for depname in kwargs: setattr(self, depname, kwargs[depname]) - @classmethod - def _make_dependency_method(cls, depname): - def _get(self): - if hasattr(self, depname): - return getattr(self, depname) - - if hasattr(self, "build_%s" % (depname)): - # Prevent cyclic dependencies from deadlocking - if depname in self._building: - raise ValueError("Cyclic dependency while building %s" % ( - depname, - )) - self._building[depname] = 1 - - builder = getattr(self, "build_%s" % (depname)) - dep = builder() - setattr(self, depname, dep) - - del self._building[depname] - - return dep - - raise NotImplementedError( - "%s has no %s nor a builder for it" % ( - type(self).__name__, depname, - ) - ) - - setattr(BaseHomeServer, "get_%s" % (depname), _get) + def setup(self): + logger.info("Setting up.") + self.datastore = DataStore(self.get_db_conn(), self) + logger.info("Finished setting up.") def get_ip_from_request(self, request): # X-Forwarded-For is handled by our custom request type. @@ -142,33 +130,9 @@ class BaseHomeServer(object): def is_mine_id(self, string): return string.split(":", 1)[1] == self.hostname -# Build magic accessors for every dependency -for depname in BaseHomeServer.DEPENDENCIES: - BaseHomeServer._make_dependency_method(depname) - - -class HomeServer(BaseHomeServer): - """A homeserver object that will construct most of its dependencies as - required. - - It still requires the following to be specified by the caller: - resource_for_client - resource_for_web_client - resource_for_federation - resource_for_content_repo - http_client - db_pool - """ - - def build_clock(self): - return Clock() - def build_replication_layer(self): return initialize_http_replication(self) - def build_datastore(self): - return DataStore(self) - def build_handlers(self): return Handlers(self) @@ -179,10 +143,9 @@ class HomeServer(BaseHomeServer): return Auth(self) def build_http_client_context_factory(self): - config = self.get_config() return ( InsecureInterceptableContextFactory() - if config.use_insecure_ssl_client_just_for_testing_do_not_use + if self.config.use_insecure_ssl_client_just_for_testing_do_not_use else BrowserLikePolicyForHTTPS() ) @@ -201,15 +164,9 @@ class HomeServer(BaseHomeServer): def build_state_handler(self): return StateHandler(self) - def build_distributor(self): - return Distributor() - def build_event_sources(self): return EventSources(self) - def build_ratelimiter(self): - return Ratelimiter() - def build_keyring(self): return Keyring(self) @@ -224,3 +181,55 @@ class HomeServer(BaseHomeServer): def build_pusherpool(self): return PusherPool(self) + + def build_http_client(self): + return MatrixFederationHttpClient(self) + + def build_db_pool(self): + name = self.db_config["name"] + + return adbapi.ConnectionPool( + name, + **self.db_config.get("args", {}) + ) + + +def _make_dependency_method(depname): + def _get(hs): + try: + return getattr(hs, depname) + except AttributeError: + pass + + try: + builder = getattr(hs, "build_%s" % (depname)) + except AttributeError: + builder = None + + if builder: + # Prevent cyclic dependencies from deadlocking + if depname in hs._building: + raise ValueError("Cyclic dependency while building %s" % ( + depname, + )) + hs._building[depname] = 1 + + dep = builder() + setattr(hs, depname, dep) + + del hs._building[depname] + + return dep + + raise NotImplementedError( + "%s has no %s nor a builder for it" % ( + type(hs).__name__, depname, + ) + ) + + setattr(HomeServer, "get_%s" % (depname), _get) + + +# Build magic accessors for every dependency +for depname in HomeServer.DEPENDENCIES: + _make_dependency_method(depname) diff --git a/synapse/state.py b/synapse/state.py index 0acf309fe0..b9a1387520 100644 --- a/synapse/state.py +++ b/synapse/state.py @@ -63,7 +63,7 @@ class StateHandler(object): cache_name="state_cache", clock=self.clock, max_len=SIZE_OF_CACHE, - expiry_ms=EVICTION_TIMEOUT_SECONDS*1000, + expiry_ms=EVICTION_TIMEOUT_SECONDS * 1000, reset_expiry_on_get=True, ) diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py index 7a3f6c4662..250ba536ea 100644 --- a/synapse/storage/__init__.py +++ b/synapse/storage/__init__.py @@ -20,7 +20,7 @@ from .appservice import ( from ._base import Cache from .directory import DirectoryStore from .events import EventsStore -from .presence import PresenceStore +from .presence import PresenceStore, UserPresenceState from .profile import ProfileStore from .registration import RegistrationStore from .room import RoomStore @@ -45,6 +45,11 @@ from .search import SearchStore from .tags import TagsStore from .account_data import AccountDataStore +from .util.id_generators import IdGenerator, StreamIdGenerator, ChainedIdGenerator + +from synapse.api.constants import PresenceState +from synapse.util.caches.stream_change_cache import StreamChangeCache + import logging @@ -55,7 +60,7 @@ logger = logging.getLogger(__name__) # Number of msec of granularity to store the user IP 'last seen' time. Smaller # times give more inserts into the database even for readonly API hits # 120 seconds == 2 minutes -LAST_SEEN_GRANULARITY = 120*1000 +LAST_SEEN_GRANULARITY = 120 * 1000 class DataStore(RoomMemberStore, RoomStore, @@ -79,18 +84,159 @@ class DataStore(RoomMemberStore, RoomStore, EventPushActionsStore ): - def __init__(self, hs): - super(DataStore, self).__init__(hs) + def __init__(self, db_conn, hs): self.hs = hs + self.database_engine = hs.database_engine - self.min_token_deferred = self._get_min_token() - self.min_token = None + cur = db_conn.cursor() + try: + cur.execute("SELECT MIN(stream_ordering) FROM events",) + rows = cur.fetchall() + self.min_stream_token = rows[0][0] if rows and rows[0] and rows[0][0] else -1 + self.min_stream_token = min(self.min_stream_token, -1) + finally: + cur.close() self.client_ip_last_seen = Cache( name="client_ip_last_seen", keylen=4, ) + self._stream_id_gen = StreamIdGenerator( + db_conn, "events", "stream_ordering" + ) + self._receipts_id_gen = StreamIdGenerator( + db_conn, "receipts_linearized", "stream_id" + ) + self._account_data_id_gen = StreamIdGenerator( + db_conn, "account_data_max_stream_id", "stream_id" + ) + self._presence_id_gen = StreamIdGenerator( + db_conn, "presence_stream", "stream_id" + ) + + self._transaction_id_gen = IdGenerator(db_conn, "sent_transactions", "id") + self._state_groups_id_gen = IdGenerator(db_conn, "state_groups", "id") + self._access_tokens_id_gen = IdGenerator(db_conn, "access_tokens", "id") + self._refresh_tokens_id_gen = IdGenerator(db_conn, "refresh_tokens", "id") + self._push_rule_id_gen = IdGenerator(db_conn, "push_rules", "id") + self._push_rules_enable_id_gen = IdGenerator(db_conn, "push_rules_enable", "id") + self._push_rules_stream_id_gen = ChainedIdGenerator( + self._stream_id_gen, db_conn, "push_rules_stream", "stream_id" + ) + self._pushers_id_gen = StreamIdGenerator( + db_conn, "pushers", "id", + extra_tables=[("deleted_pushers", "stream_id")], + ) + + events_max = self._stream_id_gen.get_max_token() + event_cache_prefill, min_event_val = self._get_cache_dict( + db_conn, "events", + entity_column="room_id", + stream_column="stream_ordering", + max_value=events_max, + ) + self._events_stream_cache = StreamChangeCache( + "EventsRoomStreamChangeCache", min_event_val, + prefilled_cache=event_cache_prefill, + ) + + self._membership_stream_cache = StreamChangeCache( + "MembershipStreamChangeCache", events_max, + ) + + account_max = self._account_data_id_gen.get_max_token() + self._account_data_stream_cache = StreamChangeCache( + "AccountDataAndTagsChangeCache", account_max, + ) + + self.__presence_on_startup = self._get_active_presence(db_conn) + + presence_cache_prefill, min_presence_val = self._get_cache_dict( + db_conn, "presence_stream", + entity_column="user_id", + stream_column="stream_id", + max_value=self._presence_id_gen.get_max_token(), + ) + self.presence_stream_cache = StreamChangeCache( + "PresenceStreamChangeCache", min_presence_val, + prefilled_cache=presence_cache_prefill + ) + + push_rules_prefill, push_rules_id = self._get_cache_dict( + db_conn, "push_rules_stream", + entity_column="user_id", + stream_column="stream_id", + max_value=self._push_rules_stream_id_gen.get_max_token()[0], + ) + + self.push_rules_stream_cache = StreamChangeCache( + "PushRulesStreamChangeCache", push_rules_id, + prefilled_cache=push_rules_prefill, + ) + + super(DataStore, self).__init__(hs) + + def take_presence_startup_info(self): + active_on_startup = self.__presence_on_startup + self.__presence_on_startup = None + return active_on_startup + + def _get_cache_dict(self, db_conn, table, entity_column, stream_column, max_value): + # Fetch a mapping of room_id -> max stream position for "recent" rooms. + # It doesn't really matter how many we get, the StreamChangeCache will + # do the right thing to ensure it respects the max size of cache. + sql = ( + "SELECT %(entity)s, MAX(%(stream)s) FROM %(table)s" + " WHERE %(stream)s > ? - 100000" + " GROUP BY %(entity)s" + ) % { + "table": table, + "entity": entity_column, + "stream": stream_column, + } + + sql = self.database_engine.convert_param_style(sql) + + txn = db_conn.cursor() + txn.execute(sql, (int(max_value),)) + rows = txn.fetchall() + txn.close() + + cache = { + row[0]: int(row[1]) + for row in rows + } + + if cache: + min_val = min(cache.values()) + else: + min_val = max_value + + return cache, min_val + + def _get_active_presence(self, db_conn): + """Fetch non-offline presence from the database so that we can register + the appropriate time outs. + """ + + sql = ( + "SELECT user_id, state, last_active_ts, last_federation_update_ts," + " last_user_sync_ts, status_msg, currently_active FROM presence_stream" + " WHERE state != ?" + ) + sql = self.database_engine.convert_param_style(sql) + + txn = db_conn.cursor() + txn.execute(sql, (PresenceState.OFFLINE,)) + rows = self.cursor_to_dict(txn) + txn.close() + + for row in rows: + row["currently_active"] = bool(row["currently_active"]) + + return [UserPresenceState(**row) for row in rows] + @defer.inlineCallbacks def insert_client_ip(self, user, access_token, ip, user_agent): now = int(self._clock.time_msec()) diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py index 183a752387..7dc67ecd57 100644 --- a/synapse/storage/_base.py +++ b/synapse/storage/_base.py @@ -15,13 +15,11 @@ import logging from synapse.api.errors import StoreError -from synapse.util.logutils import log_function -from synapse.util.logcontext import preserve_context_over_fn, LoggingContext +from synapse.util.logcontext import LoggingContext, PreserveLoggingContext from synapse.util.caches.dictionary_cache import DictionaryCache from synapse.util.caches.descriptors import Cache import synapse.metrics -from util.id_generators import IdGenerator, StreamIdGenerator from twisted.internet import defer @@ -175,16 +173,6 @@ class SQLBaseStore(object): self.database_engine = hs.database_engine - self._stream_id_gen = StreamIdGenerator("events", "stream_ordering") - self._transaction_id_gen = IdGenerator("sent_transactions", "id", self) - self._state_groups_id_gen = IdGenerator("state_groups", "id", self) - self._access_tokens_id_gen = IdGenerator("access_tokens", "id", self) - self._refresh_tokens_id_gen = IdGenerator("refresh_tokens", "id", self) - self._pushers_id_gen = IdGenerator("pushers", "id", self) - self._push_rule_id_gen = IdGenerator("push_rules", "id", self) - self._push_rules_enable_id_gen = IdGenerator("push_rules_enable", "id", self) - self._receipts_id_gen = StreamIdGenerator("receipts_linearized", "stream_id") - def start_profiling(self): self._previous_loop_ts = self._clock.time_msec() @@ -197,7 +185,7 @@ class SQLBaseStore(object): time_then = self._previous_loop_ts self._previous_loop_ts = time_now - ratio = (curr - prev)/(time_now - time_then) + ratio = (curr - prev) / (time_now - time_then) top_three_counters = self._txn_perf_counters.interval( time_now - time_then, limit=3 @@ -310,10 +298,10 @@ class SQLBaseStore(object): func, *args, **kwargs ) - result = yield preserve_context_over_fn( - self._db_pool.runWithConnection, - inner_func, *args, **kwargs - ) + with PreserveLoggingContext(): + result = yield self._db_pool.runWithConnection( + inner_func, *args, **kwargs + ) for after_callback, after_args in after_callbacks: after_callback(*after_args) @@ -338,14 +326,15 @@ class SQLBaseStore(object): return func(conn, *args, **kwargs) - result = yield preserve_context_over_fn( - self._db_pool.runWithConnection, - inner_func, *args, **kwargs - ) + with PreserveLoggingContext(): + result = yield self._db_pool.runWithConnection( + inner_func, *args, **kwargs + ) defer.returnValue(result) - def cursor_to_dict(self, cursor): + @staticmethod + def cursor_to_dict(cursor): """Converts a SQL cursor into an list of dicts. Args: @@ -402,8 +391,8 @@ class SQLBaseStore(object): if not or_ignore: raise - @log_function - def _simple_insert_txn(self, txn, table, values): + @staticmethod + def _simple_insert_txn(txn, table, values): keys, vals = zip(*values.items()) sql = "INSERT INTO %s (%s) VALUES(%s)" % ( @@ -414,7 +403,8 @@ class SQLBaseStore(object): txn.execute(sql, vals) - def _simple_insert_many_txn(self, txn, table, values): + @staticmethod + def _simple_insert_many_txn(txn, table, values): if not values: return @@ -537,9 +527,10 @@ class SQLBaseStore(object): table, keyvalues, retcol, allow_none=allow_none, ) - def _simple_select_one_onecol_txn(self, txn, table, keyvalues, retcol, + @classmethod + def _simple_select_one_onecol_txn(cls, txn, table, keyvalues, retcol, allow_none=False): - ret = self._simple_select_onecol_txn( + ret = cls._simple_select_onecol_txn( txn, table=table, keyvalues=keyvalues, @@ -554,7 +545,8 @@ class SQLBaseStore(object): else: raise StoreError(404, "No row found") - def _simple_select_onecol_txn(self, txn, table, keyvalues, retcol): + @staticmethod + def _simple_select_onecol_txn(txn, table, keyvalues, retcol): sql = ( "SELECT %(retcol)s FROM %(table)s WHERE %(where)s" ) % { @@ -603,7 +595,8 @@ class SQLBaseStore(object): table, keyvalues, retcols ) - def _simple_select_list_txn(self, txn, table, keyvalues, retcols): + @classmethod + def _simple_select_list_txn(cls, txn, table, keyvalues, retcols): """Executes a SELECT query on the named table, which may return zero or more rows, returning the result as a list of dicts. @@ -627,7 +620,83 @@ class SQLBaseStore(object): ) txn.execute(sql) - return self.cursor_to_dict(txn) + return cls.cursor_to_dict(txn) + + @defer.inlineCallbacks + def _simple_select_many_batch(self, table, column, iterable, retcols, + keyvalues={}, desc="_simple_select_many_batch", + batch_size=100): + """Executes a SELECT query on the named table, which may return zero or + more rows, returning the result as a list of dicts. + + Filters rows by if value of `column` is in `iterable`. + + Args: + table : string giving the table name + column : column name to test for inclusion against `iterable` + iterable : list + keyvalues : dict of column names and values to select the rows with + retcols : list of strings giving the names of the columns to return + """ + results = [] + + if not iterable: + defer.returnValue(results) + + chunks = [ + iterable[i:i + batch_size] + for i in xrange(0, len(iterable), batch_size) + ] + for chunk in chunks: + rows = yield self.runInteraction( + desc, + self._simple_select_many_txn, + table, column, chunk, keyvalues, retcols + ) + + results.extend(rows) + + defer.returnValue(results) + + @classmethod + def _simple_select_many_txn(cls, txn, table, column, iterable, keyvalues, retcols): + """Executes a SELECT query on the named table, which may return zero or + more rows, returning the result as a list of dicts. + + Filters rows by if value of `column` is in `iterable`. + + Args: + txn : Transaction object + table : string giving the table name + column : column name to test for inclusion against `iterable` + iterable : list + keyvalues : dict of column names and values to select the rows with + retcols : list of strings giving the names of the columns to return + """ + if not iterable: + return [] + + sql = "SELECT %s FROM %s" % (", ".join(retcols), table) + + clauses = [] + values = [] + clauses.append( + "%s IN (%s)" % (column, ",".join("?" for _ in iterable)) + ) + values.extend(iterable) + + for key, value in keyvalues.items(): + clauses.append("%s = ?" % (key,)) + values.append(value) + + if clauses: + sql = "%s WHERE %s" % ( + sql, + " AND ".join(clauses), + ) + + txn.execute(sql, values) + return cls.cursor_to_dict(txn) def _simple_update_one(self, table, keyvalues, updatevalues, desc="_simple_update_one"): @@ -654,7 +723,8 @@ class SQLBaseStore(object): table, keyvalues, updatevalues, ) - def _simple_update_one_txn(self, txn, table, keyvalues, updatevalues): + @staticmethod + def _simple_update_one_txn(txn, table, keyvalues, updatevalues): update_sql = "UPDATE %s SET %s WHERE %s" % ( table, ", ".join("%s = ?" % (k,) for k in updatevalues), @@ -671,7 +741,8 @@ class SQLBaseStore(object): if txn.rowcount > 1: raise StoreError(500, "More than one row matched") - def _simple_select_one_txn(self, txn, table, keyvalues, retcols, + @staticmethod + def _simple_select_one_txn(txn, table, keyvalues, retcols, allow_none=False): select_sql = "SELECT %s FROM %s WHERE %s" % ( ", ".join(retcols), @@ -699,20 +770,32 @@ class SQLBaseStore(object): table : string giving the table name keyvalues : dict of column names and values to select the row with """ + return self.runInteraction( + desc, self._simple_delete_one_txn, table, keyvalues + ) + + @staticmethod + def _simple_delete_one_txn(txn, table, keyvalues): + """Executes a DELETE query on the named table, expecting to delete a + single row. + + Args: + table : string giving the table name + keyvalues : dict of column names and values to select the row with + """ sql = "DELETE FROM %s WHERE %s" % ( table, " AND ".join("%s = ?" % (k, ) for k in keyvalues) ) - def func(txn): - txn.execute(sql, keyvalues.values()) - if txn.rowcount == 0: - raise StoreError(404, "No row found") - if txn.rowcount > 1: - raise StoreError(500, "more than one row matched") - return self.runInteraction(desc, func) + txn.execute(sql, keyvalues.values()) + if txn.rowcount == 0: + raise StoreError(404, "No row found") + if txn.rowcount > 1: + raise StoreError(500, "more than one row matched") - def _simple_delete_txn(self, txn, table, keyvalues): + @staticmethod + def _simple_delete_txn(txn, table, keyvalues): sql = "DELETE FROM %s WHERE %s" % ( table, " AND ".join("%s = ?" % (k, ) for k in keyvalues) diff --git a/synapse/storage/account_data.py b/synapse/storage/account_data.py index 9c6597e012..faddefe219 100644 --- a/synapse/storage/account_data.py +++ b/synapse/storage/account_data.py @@ -83,8 +83,40 @@ class AccountDataStore(SQLBaseStore): "get_account_data_for_room", get_account_data_for_room_txn ) + def get_all_updated_account_data(self, last_global_id, last_room_id, + current_id, limit): + """Get all the client account_data that has changed on the server + Args: + last_global_id(int): The position to fetch from for top level data + last_room_id(int): The position to fetch from for per room data + current_id(int): The position to fetch up to. + Returns: + A deferred pair of lists of tuples of stream_id int, user_id string, + room_id string, type string, and content string. + """ + def get_updated_account_data_txn(txn): + sql = ( + "SELECT stream_id, user_id, account_data_type, content" + " FROM account_data WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC LIMIT ?" + ) + txn.execute(sql, (last_global_id, current_id, limit)) + global_results = txn.fetchall() + + sql = ( + "SELECT stream_id, user_id, room_id, account_data_type, content" + " FROM room_account_data WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC LIMIT ?" + ) + txn.execute(sql, (last_room_id, current_id, limit)) + room_results = txn.fetchall() + return (global_results, room_results) + return self.runInteraction( + "get_all_updated_account_data_txn", get_updated_account_data_txn + ) + def get_updated_account_data_for_user(self, user_id, stream_id): - """Get all the client account_data for a that's changed. + """Get all the client account_data for a that's changed for a user Args: user_id(str): The user to get the account_data for. @@ -120,6 +152,12 @@ class AccountDataStore(SQLBaseStore): return (global_account_data, account_data_by_room) + changed = self._account_data_stream_cache.has_entity_changed( + user_id, int(stream_id) + ) + if not changed: + return ({}, {}) + return self.runInteraction( "get_updated_account_data_for_user", get_updated_account_data_for_user_txn ) @@ -151,14 +189,18 @@ class AccountDataStore(SQLBaseStore): "content": content_json, } ) + txn.call_after( + self._account_data_stream_cache.entity_has_changed, + user_id, next_id, + ) self._update_max_stream_id(txn, next_id) - with (yield self._account_data_id_gen.get_next(self)) as next_id: + with self._account_data_id_gen.get_next() as next_id: yield self.runInteraction( "add_room_account_data", add_account_data_txn, next_id ) - result = yield self._account_data_id_gen.get_max_token(self) + result = self._account_data_id_gen.get_max_token() defer.returnValue(result) @defer.inlineCallbacks @@ -186,14 +228,18 @@ class AccountDataStore(SQLBaseStore): "content": content_json, } ) + txn.call_after( + self._account_data_stream_cache.entity_has_changed, + user_id, next_id, + ) self._update_max_stream_id(txn, next_id) - with (yield self._account_data_id_gen.get_next(self)) as next_id: + with self._account_data_id_gen.get_next() as next_id: yield self.runInteraction( "add_user_account_data", add_account_data_txn, next_id ) - result = yield self._account_data_id_gen.get_max_token(self) + result = self._account_data_id_gen.get_max_token() defer.returnValue(result) def _update_max_stream_id(self, txn, next_id): diff --git a/synapse/storage/appservice.py b/synapse/storage/appservice.py index b5aa55c0a3..371600eebb 100644 --- a/synapse/storage/appservice.py +++ b/synapse/storage/appservice.py @@ -34,8 +34,8 @@ class ApplicationServiceStore(SQLBaseStore): def __init__(self, hs): super(ApplicationServiceStore, self).__init__(hs) self.hostname = hs.hostname - self.services_cache = [] - self._populate_appservice_cache( + self.services_cache = ApplicationServiceStore.load_appservices( + hs.hostname, hs.config.app_service_config_files ) @@ -144,21 +144,23 @@ class ApplicationServiceStore(SQLBaseStore): return rooms_for_user_matching_user_id - def _load_appservice(self, as_info): + @classmethod + def _load_appservice(cls, hostname, as_info, config_filename): required_string_fields = [ - # TODO: Add id here when it's stable to release - "url", "as_token", "hs_token", "sender_localpart" + "id", "url", "as_token", "hs_token", "sender_localpart" ] for field in required_string_fields: if not isinstance(as_info.get(field), basestring): - raise KeyError("Required string field: '%s'", field) + raise KeyError("Required string field: '%s' (%s)" % ( + field, config_filename, + )) localpart = as_info["sender_localpart"] if urllib.quote(localpart) != localpart: raise ValueError( "sender_localpart needs characters which are not URL encoded." ) - user = UserID(localpart, self.hostname) + user = UserID(localpart, hostname) user_id = user.to_string() # namespace checks @@ -188,25 +190,30 @@ class ApplicationServiceStore(SQLBaseStore): namespaces=as_info["namespaces"], hs_token=as_info["hs_token"], sender=user_id, - id=as_info["id"] if "id" in as_info else as_info["as_token"], + id=as_info["id"], ) - def _populate_appservice_cache(self, config_files): - """Populates a cache of Application Services from the config files.""" + @classmethod + def load_appservices(cls, hostname, config_files): + """Returns a list of Application Services from the config files.""" if not isinstance(config_files, list): logger.warning( "Expected %s to be a list of AS config files.", config_files ) - return + return [] # Dicts of value -> filename seen_as_tokens = {} seen_ids = {} + appservices = [] + for config_file in config_files: try: with open(config_file, 'r') as f: - appservice = self._load_appservice(yaml.load(f)) + appservice = ApplicationServiceStore._load_appservice( + hostname, yaml.load(f), config_file + ) if appservice.id in seen_ids: raise ConfigError( "Cannot reuse ID across application services: " @@ -226,11 +233,12 @@ class ApplicationServiceStore(SQLBaseStore): ) seen_as_tokens[appservice.token] = config_file logger.info("Loaded application service: %s", appservice) - self.services_cache.append(appservice) + appservices.append(appservice) except Exception as e: logger.error("Failed to load appservice from '%s'", config_file) logger.exception(e) raise + return appservices class ApplicationServiceTransactionStore(SQLBaseStore): @@ -276,7 +284,8 @@ class ApplicationServiceTransactionStore(SQLBaseStore): "application_services_state", dict(as_id=service.id), ["state"], - allow_none=True + allow_none=True, + desc="get_appservice_state", ) if result: defer.returnValue(result.get("state")) diff --git a/synapse/storage/directory.py b/synapse/storage/directory.py index 1556619d5e..012a0b414a 100644 --- a/synapse/storage/directory.py +++ b/synapse/storage/directory.py @@ -70,13 +70,14 @@ class DirectoryStore(SQLBaseStore): ) @defer.inlineCallbacks - def create_room_alias_association(self, room_alias, room_id, servers): + def create_room_alias_association(self, room_alias, room_id, servers, creator=None): """ Creates an associatin between a room alias and room_id/servers Args: room_alias (RoomAlias) room_id (str) servers (list) + creator (str): Optional user_id of creator. Returns: Deferred @@ -87,6 +88,7 @@ class DirectoryStore(SQLBaseStore): { "room_alias": room_alias.to_string(), "room_id": room_id, + "creator": creator, }, desc="create_room_alias_association", ) @@ -107,6 +109,17 @@ class DirectoryStore(SQLBaseStore): ) self.get_aliases_for_room.invalidate((room_id,)) + def get_room_alias_creator(self, room_alias): + return self._simple_select_one_onecol( + table="room_aliases", + keyvalues={ + "room_alias": room_alias, + }, + retcol="creator", + desc="get_room_alias_creator", + allow_none=True + ) + @defer.inlineCallbacks def delete_room_alias(self, room_alias): room_id = yield self.runInteraction( diff --git a/synapse/storage/end_to_end_keys.py b/synapse/storage/end_to_end_keys.py index 5dd32b1413..2e89066515 100644 --- a/synapse/storage/end_to_end_keys.py +++ b/synapse/storage/end_to_end_keys.py @@ -13,7 +13,7 @@ # See the License for the specific language governing permissions and # limitations under the License. -from _base import SQLBaseStore +from ._base import SQLBaseStore class EndToEndKeyStore(SQLBaseStore): diff --git a/synapse/storage/engines/__init__.py b/synapse/storage/engines/__init__.py index 4290aea83a..a48230b93f 100644 --- a/synapse/storage/engines/__init__.py +++ b/synapse/storage/engines/__init__.py @@ -26,12 +26,13 @@ SUPPORTED_MODULE = { } -def create_engine(name): +def create_engine(config): + name = config.database_config["name"] engine_class = SUPPORTED_MODULE.get(name, None) if engine_class: module = importlib.import_module(name) - return engine_class(module) + return engine_class(module, config=config) raise RuntimeError( "Unsupported database engine '%s'" % (name,) diff --git a/synapse/storage/engines/postgres.py b/synapse/storage/engines/postgres.py index 17b7a9c077..a09685b4df 100644 --- a/synapse/storage/engines/postgres.py +++ b/synapse/storage/engines/postgres.py @@ -21,9 +21,10 @@ from ._base import IncorrectDatabaseSetup class PostgresEngine(object): single_threaded = False - def __init__(self, database_module): + def __init__(self, database_module, config): self.module = database_module self.module.extensions.register_type(self.module.extensions.UNICODE) + self.config = config def check_database(self, txn): txn.execute("SHOW SERVER_ENCODING") @@ -44,7 +45,7 @@ class PostgresEngine(object): ) def prepare_database(self, db_conn): - prepare_database(db_conn, self) + prepare_database(db_conn, self, config=self.config) def is_deadlock(self, error): if isinstance(error, self.module.DatabaseError): diff --git a/synapse/storage/engines/sqlite3.py b/synapse/storage/engines/sqlite3.py index 400c10103c..522b905949 100644 --- a/synapse/storage/engines/sqlite3.py +++ b/synapse/storage/engines/sqlite3.py @@ -23,8 +23,9 @@ import struct class Sqlite3Engine(object): single_threaded = True - def __init__(self, database_module): + def __init__(self, database_module, config): self.module = database_module + self.config = config def check_database(self, txn): pass @@ -38,7 +39,7 @@ class Sqlite3Engine(object): def prepare_database(self, db_conn): prepare_sqlite3_database(db_conn) - prepare_database(db_conn, self) + prepare_database(db_conn, self, config=self.config) def is_deadlock(self, error): return False @@ -54,7 +55,7 @@ class Sqlite3Engine(object): def _parse_match_info(buf): bufsize = len(buf) - return [struct.unpack('@I', buf[i:i+4])[0] for i in range(0, bufsize, 4)] + return [struct.unpack('@I', buf[i:i + 4])[0] for i in range(0, bufsize, 4)] def _rank(raw_match_info): diff --git a/synapse/storage/event_federation.py b/synapse/storage/event_federation.py index 5f32eec6f8..3489315e0d 100644 --- a/synapse/storage/event_federation.py +++ b/synapse/storage/event_federation.py @@ -58,7 +58,7 @@ class EventFederationStore(SQLBaseStore): new_front = set() front_list = list(front) chunks = [ - front_list[x:x+100] + front_list[x:x + 100] for x in xrange(0, len(front), 100) ] for chunk in chunks: @@ -114,10 +114,10 @@ class EventFederationStore(SQLBaseStore): retcol="event_id", ) - def get_latest_events_in_room(self, room_id): + def get_latest_event_ids_and_hashes_in_room(self, room_id): return self.runInteraction( - "get_latest_events_in_room", - self._get_latest_events_in_room, + "get_latest_event_ids_and_hashes_in_room", + self._get_latest_event_ids_and_hashes_in_room, room_id, ) @@ -132,7 +132,7 @@ class EventFederationStore(SQLBaseStore): desc="get_latest_event_ids_in_room", ) - def _get_latest_events_in_room(self, txn, room_id): + def _get_latest_event_ids_and_hashes_in_room(self, txn, room_id): sql = ( "SELECT e.event_id, e.depth FROM events as e " "INNER JOIN event_forward_extremities as f " diff --git a/synapse/storage/event_push_actions.py b/synapse/storage/event_push_actions.py index a05c4f84cf..5820539a92 100644 --- a/synapse/storage/event_push_actions.py +++ b/synapse/storage/event_push_actions.py @@ -24,34 +24,30 @@ logger = logging.getLogger(__name__) class EventPushActionsStore(SQLBaseStore): - @defer.inlineCallbacks - def set_push_actions_for_event_and_users(self, event, tuples): + def _set_push_actions_for_event_and_users_txn(self, txn, event, tuples): """ :param event: the event set actions for - :param tuples: list of tuples of (user_id, profile_tag, actions) + :param tuples: list of tuples of (user_id, actions) """ values = [] - for uid, profile_tag, actions in tuples: + for uid, actions in tuples: values.append({ 'room_id': event.room_id, 'event_id': event.event_id, 'user_id': uid, - 'profile_tag': profile_tag, - 'actions': json.dumps(actions) + 'actions': json.dumps(actions), + 'stream_ordering': event.internal_metadata.stream_ordering, + 'topological_ordering': event.depth, + 'notif': 1, + 'highlight': 1 if _action_has_highlight(actions) else 0, }) - def f(txn): - for uid, _, __ in tuples: - txn.call_after( - self.get_unread_event_push_actions_by_room_for_user.invalidate_many, - (event.room_id, uid) - ) - return self._simple_insert_many_txn(txn, "event_push_actions", values) - - yield self.runInteraction( - "set_actions_for_event_and_users", - f, - ) + for uid, __ in tuples: + txn.call_after( + self.get_unread_event_push_actions_by_room_for_user.invalidate_many, + (event.room_id, uid) + ) + self._simple_insert_many_txn(txn, "event_push_actions", values) @cachedInlineCallbacks(num_args=3, lru=True, tree=True) def get_unread_event_push_actions_by_room_for_user( @@ -68,32 +64,34 @@ class EventPushActionsStore(SQLBaseStore): ) results = txn.fetchall() if len(results) == 0: - return [] + return {"notify_count": 0, "highlight_count": 0} stream_ordering = results[0][0] topological_ordering = results[0][1] sql = ( - "SELECT ea.event_id, ea.actions" - " FROM event_push_actions ea, events e" - " WHERE ea.room_id = e.room_id" - " AND ea.event_id = e.event_id" - " AND ea.user_id = ?" - " AND ea.room_id = ?" + "SELECT sum(notif), sum(highlight)" + " FROM event_push_actions ea" + " WHERE" + " user_id = ?" + " AND room_id = ?" " AND (" - " e.topological_ordering > ?" - " OR (e.topological_ordering = ? AND e.stream_ordering > ?)" + " topological_ordering > ?" + " OR (topological_ordering = ? AND stream_ordering > ?)" ")" ) txn.execute(sql, ( user_id, room_id, topological_ordering, topological_ordering, stream_ordering - ) - ) - return [ - {"event_id": row[0], "actions": json.loads(row[1])} - for row in txn.fetchall() - ] + )) + row = txn.fetchone() + if row: + return { + "notify_count": row[0] or 0, + "highlight_count": row[1] or 0, + } + else: + return {"notify_count": 0, "highlight_count": 0} ret = yield self.runInteraction( "get_unread_event_push_actions_by_room", @@ -101,19 +99,24 @@ class EventPushActionsStore(SQLBaseStore): ) defer.returnValue(ret) - @defer.inlineCallbacks - def remove_push_actions_for_event_id(self, room_id, event_id): - def f(txn): - # Sad that we have to blow away the cache for the whole room here - txn.call_after( - self.get_unread_event_push_actions_by_room_for_user.invalidate_many, - (room_id,) - ) - txn.execute( - "DELETE FROM event_push_actions WHERE room_id = ? AND event_id = ?", - (room_id, event_id) - ) - yield self.runInteraction( - "remove_push_actions_for_event_id", - f + def _remove_push_actions_for_event_id_txn(self, txn, room_id, event_id): + # Sad that we have to blow away the cache for the whole room here + txn.call_after( + self.get_unread_event_push_actions_by_room_for_user.invalidate_many, + (room_id,) ) + txn.execute( + "DELETE FROM event_push_actions WHERE room_id = ? AND event_id = ?", + (room_id, event_id) + ) + + +def _action_has_highlight(actions): + for action in actions: + try: + if action.get("set_tweak", None) == "highlight": + return action.get("value", True) + except AttributeError: + pass + + return False diff --git a/synapse/storage/events.py b/synapse/storage/events.py index ba368a3eca..285c586cfe 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -12,14 +12,14 @@ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. -from _base import SQLBaseStore, _RollbackButIsFineException +from ._base import SQLBaseStore, _RollbackButIsFineException from twisted.internet import defer, reactor from synapse.events import FrozenEvent, USE_FROZEN_DICTS from synapse.events.utils import prune_event -from synapse.util.logcontext import preserve_context_over_deferred +from synapse.util.logcontext import preserve_fn, PreserveLoggingContext from synapse.util.logutils import log_function from synapse.api.constants import EventTypes @@ -66,19 +66,17 @@ class EventsStore(SQLBaseStore): return if backfilled: - if not self.min_token_deferred.called: - yield self.min_token_deferred - start = self.min_token - 1 - self.min_token -= len(events_and_contexts) + 1 - stream_orderings = range(start, self.min_token, -1) + start = self.min_stream_token - 1 + self.min_stream_token -= len(events_and_contexts) + 1 + stream_orderings = range(start, self.min_stream_token, -1) @contextmanager def stream_ordering_manager(): yield stream_orderings stream_ordering_manager = stream_ordering_manager() else: - stream_ordering_manager = yield self._stream_id_gen.get_next_mult( - self, len(events_and_contexts) + stream_ordering_manager = self._stream_id_gen.get_next_mult( + len(events_and_contexts) ) with stream_ordering_manager as stream_orderings: @@ -86,7 +84,7 @@ class EventsStore(SQLBaseStore): event.internal_metadata.stream_ordering = stream chunks = [ - events_and_contexts[x:x+100] + events_and_contexts[x:x + 100] for x in xrange(0, len(events_and_contexts), 100) ] @@ -107,13 +105,11 @@ class EventsStore(SQLBaseStore): is_new_state=True, current_state=None): stream_ordering = None if backfilled: - if not self.min_token_deferred.called: - yield self.min_token_deferred - self.min_token -= 1 - stream_ordering = self.min_token + self.min_stream_token -= 1 + stream_ordering = self.min_stream_token if stream_ordering is None: - stream_ordering_manager = yield self._stream_id_gen.get_next(self) + stream_ordering_manager = self._stream_id_gen.get_next() else: @contextmanager def stream_ordering_manager(): @@ -135,7 +131,7 @@ class EventsStore(SQLBaseStore): except _RollbackButIsFineException: pass - max_persisted_id = yield self._stream_id_gen.get_max_token(self) + max_persisted_id = yield self._stream_id_gen.get_max_token() defer.returnValue((stream_ordering, max_persisted_id)) @defer.inlineCallbacks @@ -209,17 +205,29 @@ class EventsStore(SQLBaseStore): @log_function def _persist_events_txn(self, txn, events_and_contexts, backfilled, is_new_state=True): - - # Remove the any existing cache entries for the event_ids - for event, _ in events_and_contexts: + depth_updates = {} + for event, context in events_and_contexts: + # Remove the any existing cache entries for the event_ids txn.call_after(self._invalidate_get_event_cache, event.event_id) + if not backfilled: + txn.call_after( + self._events_stream_cache.entity_has_changed, + event.room_id, event.internal_metadata.stream_ordering, + ) - depth_updates = {} - for event, _ in events_and_contexts: - if event.internal_metadata.is_outlier(): - continue - depth_updates[event.room_id] = max( - event.depth, depth_updates.get(event.room_id, event.depth) + if not event.internal_metadata.is_outlier(): + depth_updates[event.room_id] = max( + event.depth, depth_updates.get(event.room_id, event.depth) + ) + + if context.push_actions: + self._set_push_actions_for_event_and_users_txn( + txn, event, context.push_actions + ) + + if event.type == EventTypes.Redaction and event.redacts is not None: + self._remove_push_actions_for_event_id_txn( + txn, event.room_id, event.redacts ) for room_id, depth in depth_updates.items(): @@ -518,6 +526,9 @@ class EventsStore(SQLBaseStore): if not event_ids: defer.returnValue([]) + event_id_list = event_ids + event_ids = set(event_ids) + event_map = self._get_events_from_cache( event_ids, check_redacted=check_redacted, @@ -527,23 +538,18 @@ class EventsStore(SQLBaseStore): missing_events_ids = [e for e in event_ids if e not in event_map] - if not missing_events_ids: - defer.returnValue([ - event_map[e_id] for e_id in event_ids - if e_id in event_map and event_map[e_id] - ]) - - missing_events = yield self._enqueue_events( - missing_events_ids, - check_redacted=check_redacted, - get_prev_content=get_prev_content, - allow_rejected=allow_rejected, - ) + if missing_events_ids: + missing_events = yield self._enqueue_events( + missing_events_ids, + check_redacted=check_redacted, + get_prev_content=get_prev_content, + allow_rejected=allow_rejected, + ) - event_map.update(missing_events) + event_map.update(missing_events) defer.returnValue([ - event_map[e_id] for e_id in event_ids + event_map[e_id] for e_id in event_id_list if e_id in event_map and event_map[e_id] ]) @@ -662,14 +668,16 @@ class EventsStore(SQLBaseStore): for ids, d in lst: if not d.called: try: - d.callback([ - res[i] - for i in ids - if i in res - ]) + with PreserveLoggingContext(): + d.callback([ + res[i] + for i in ids + if i in res + ]) except: logger.exception("Failed to callback") - reactor.callFromThread(fire, event_list, row_dict) + with PreserveLoggingContext(): + reactor.callFromThread(fire, event_list, row_dict) except Exception as e: logger.exception("do_fetch") @@ -677,10 +685,12 @@ class EventsStore(SQLBaseStore): def fire(evs): for _, d in evs: if not d.called: - d.errback(e) + with PreserveLoggingContext(): + d.errback(e) if event_list: - reactor.callFromThread(fire, event_list) + with PreserveLoggingContext(): + reactor.callFromThread(fire, event_list) @defer.inlineCallbacks def _enqueue_events(self, events, check_redacted=True, @@ -707,18 +717,20 @@ class EventsStore(SQLBaseStore): should_start = False if should_start: - self.runWithConnection( - self._do_fetch - ) + with PreserveLoggingContext(): + self.runWithConnection( + self._do_fetch + ) - rows = yield preserve_context_over_deferred(events_d) + with PreserveLoggingContext(): + rows = yield events_d if not allow_rejected: rows[:] = [r for r in rows if not r["rejects"]] res = yield defer.gatherResults( [ - self._get_event_from_row( + preserve_fn(self._get_event_from_row)( row["internal_metadata"], row["json"], row["redacts"], check_redacted=check_redacted, get_prev_content=get_prev_content, @@ -738,7 +750,7 @@ class EventsStore(SQLBaseStore): rows = [] N = 200 for i in range(1 + len(events) / N): - evs = events[i*N:(i + 1)*N] + evs = events[i * N:(i + 1) * N] if not evs: break @@ -753,7 +765,7 @@ class EventsStore(SQLBaseStore): " LEFT JOIN rejections as rej USING (event_id)" " LEFT JOIN redactions as r ON e.event_id = r.redacts" " WHERE e.event_id IN (%s)" - ) % (",".join(["?"]*len(evs)),) + ) % (",".join(["?"] * len(evs)),) txn.execute(sql, evs) rows.extend(self.cursor_to_dict(txn)) @@ -1050,3 +1062,48 @@ class EventsStore(SQLBaseStore): yield self._end_background_update(self.EVENT_ORIGIN_SERVER_TS_NAME) defer.returnValue(result) + + def get_current_backfill_token(self): + """The current minimum token that backfilled events have reached""" + + # TODO: Fix race with the persit_event txn by using one of the + # stream id managers + return -self.min_stream_token + + def get_all_new_events(self, last_backfill_id, last_forward_id, + current_backfill_id, current_forward_id, limit): + """Get all the new events that have arrived at the server either as + new events or as backfilled events""" + def get_all_new_events_txn(txn): + sql = ( + "SELECT e.stream_ordering, ej.internal_metadata, ej.json" + " FROM events as e" + " JOIN event_json as ej" + " ON e.event_id = ej.event_id AND e.room_id = ej.room_id" + " WHERE ? < e.stream_ordering AND e.stream_ordering <= ?" + " ORDER BY e.stream_ordering ASC" + " LIMIT ?" + ) + if last_forward_id != current_forward_id: + txn.execute(sql, (last_forward_id, current_forward_id, limit)) + new_forward_events = txn.fetchall() + else: + new_forward_events = [] + + sql = ( + "SELECT -e.stream_ordering, ej.internal_metadata, ej.json" + " FROM events as e" + " JOIN event_json as ej" + " ON e.event_id = ej.event_id AND e.room_id = ej.room_id" + " WHERE ? > e.stream_ordering AND e.stream_ordering >= ?" + " ORDER BY e.stream_ordering DESC" + " LIMIT ?" + ) + if last_backfill_id != current_backfill_id: + txn.execute(sql, (-last_backfill_id, -current_backfill_id, limit)) + new_backfill_events = txn.fetchall() + else: + new_backfill_events = [] + + return (new_forward_events, new_backfill_events) + return self.runInteraction("get_all_new_events", get_all_new_events_txn) diff --git a/synapse/storage/filtering.py b/synapse/storage/filtering.py index f8fc9bdddc..5248736816 100644 --- a/synapse/storage/filtering.py +++ b/synapse/storage/filtering.py @@ -16,12 +16,13 @@ from twisted.internet import defer from ._base import SQLBaseStore +from synapse.util.caches.descriptors import cachedInlineCallbacks import simplejson as json class FilteringStore(SQLBaseStore): - @defer.inlineCallbacks + @cachedInlineCallbacks(num_args=2) def get_user_filter(self, user_localpart, filter_id): def_json = yield self._simple_select_one_onecol( table="user_filters", diff --git a/synapse/storage/keys.py b/synapse/storage/keys.py index 8022b8cfc6..a495a8a7d9 100644 --- a/synapse/storage/keys.py +++ b/synapse/storage/keys.py @@ -13,7 +13,7 @@ # See the License for the specific language governing permissions and # limitations under the License. -from _base import SQLBaseStore +from ._base import SQLBaseStore from synapse.util.caches.descriptors import cachedInlineCallbacks from twisted.internet import defer @@ -39,6 +39,7 @@ class KeyStore(SQLBaseStore): table="server_tls_certificates", keyvalues={"server_name": server_name}, retcols=("tls_certificate",), + desc="get_server_certificate", ) tls_certificate = OpenSSL.crypto.load_certificate( OpenSSL.crypto.FILETYPE_ASN1, tls_certificate_bytes, diff --git a/synapse/storage/media_repository.py b/synapse/storage/media_repository.py index 0894384780..9d3ba32478 100644 --- a/synapse/storage/media_repository.py +++ b/synapse/storage/media_repository.py @@ -13,7 +13,7 @@ # See the License for the specific language governing permissions and # limitations under the License. -from _base import SQLBaseStore +from ._base import SQLBaseStore class MediaRepositoryStore(SQLBaseStore): diff --git a/synapse/storage/prepare_database.py b/synapse/storage/prepare_database.py index c1f5f99789..3f29aad1e8 100644 --- a/synapse/storage/prepare_database.py +++ b/synapse/storage/prepare_database.py @@ -25,7 +25,7 @@ logger = logging.getLogger(__name__) # Remember to update this number every time a change is made to database # schema files, so the users will be informed on server restarts. -SCHEMA_VERSION = 28 +SCHEMA_VERSION = 30 dir_path = os.path.abspath(os.path.dirname(__file__)) @@ -50,7 +50,7 @@ class UpgradeDatabaseException(PrepareDatabaseException): pass -def prepare_database(db_conn, database_engine): +def prepare_database(db_conn, database_engine, config): """Prepares a database for usage. Will either create all necessary tables or upgrade from an older schema version. """ @@ -61,10 +61,10 @@ def prepare_database(db_conn, database_engine): if version_info: user_version, delta_files, upgraded = version_info _upgrade_existing_database( - cur, user_version, delta_files, upgraded, database_engine + cur, user_version, delta_files, upgraded, database_engine, config ) else: - _setup_new_database(cur, database_engine) + _setup_new_database(cur, database_engine, config) # cur.execute("PRAGMA user_version = %d" % (SCHEMA_VERSION,)) @@ -75,7 +75,7 @@ def prepare_database(db_conn, database_engine): raise -def _setup_new_database(cur, database_engine): +def _setup_new_database(cur, database_engine, config): """Sets up the database by finding a base set of "full schemas" and then applying any necessary deltas. @@ -148,11 +148,12 @@ def _setup_new_database(cur, database_engine): applied_delta_files=[], upgraded=False, database_engine=database_engine, + config=config, ) def _upgrade_existing_database(cur, current_version, applied_delta_files, - upgraded, database_engine): + upgraded, database_engine, config): """Upgrades an existing database. Delta files can either be SQL stored in *.sql files, or python modules @@ -211,7 +212,7 @@ def _upgrade_existing_database(cur, current_version, applied_delta_files, logger.debug("applied_delta_files: %s", applied_delta_files) for v in range(start_ver, SCHEMA_VERSION + 1): - logger.debug("Upgrading schema to v%d", v) + logger.info("Upgrading schema to v%d", v) delta_dir = os.path.join(dir_path, "schema", "delta", str(v)) @@ -245,7 +246,7 @@ def _upgrade_existing_database(cur, current_version, applied_delta_files, module_name, absolute_path, python_file ) logger.debug("Running script %s", relative_path) - module.run_upgrade(cur, database_engine) + module.run_upgrade(cur, database_engine, config=config) elif ext == ".pyc": # Sometimes .pyc files turn up anyway even though we've # disabled their generation; e.g. from distribution package diff --git a/synapse/storage/presence.py b/synapse/storage/presence.py index 1095d52ace..4cec31e316 100644 --- a/synapse/storage/presence.py +++ b/synapse/storage/presence.py @@ -14,71 +14,148 @@ # limitations under the License. from ._base import SQLBaseStore -from synapse.util.caches.descriptors import cached, cachedList +from synapse.api.constants import PresenceState +from synapse.util.caches.descriptors import cached, cachedInlineCallbacks +from collections import namedtuple from twisted.internet import defer +class UserPresenceState(namedtuple("UserPresenceState", + ("user_id", "state", "last_active_ts", + "last_federation_update_ts", "last_user_sync_ts", + "status_msg", "currently_active"))): + """Represents the current presence state of the user. + + user_id (str) + last_active (int): Time in msec that the user last interacted with server. + last_federation_update (int): Time in msec since either a) we sent a presence + update to other servers or b) we received a presence update, depending + on if is a local user or not. + last_user_sync (int): Time in msec that the user last *completed* a sync + (or event stream). + status_msg (str): User set status message. + """ + + def copy_and_replace(self, **kwargs): + return self._replace(**kwargs) + + @classmethod + def default(cls, user_id): + """Returns a default presence state. + """ + return cls( + user_id=user_id, + state=PresenceState.OFFLINE, + last_active_ts=0, + last_federation_update_ts=0, + last_user_sync_ts=0, + status_msg=None, + currently_active=False, + ) + + class PresenceStore(SQLBaseStore): - def create_presence(self, user_localpart): - res = self._simple_insert( - table="presence", - values={"user_id": user_localpart}, - desc="create_presence", + @defer.inlineCallbacks + def update_presence(self, presence_states): + stream_ordering_manager = self._presence_id_gen.get_next_mult( + len(presence_states) ) - self.get_presence_state.invalidate((user_localpart,)) - return res + with stream_ordering_manager as stream_orderings: + yield self.runInteraction( + "update_presence", + self._update_presence_txn, stream_orderings, presence_states, + ) - def has_presence_state(self, user_localpart): - return self._simple_select_one( - table="presence", - keyvalues={"user_id": user_localpart}, - retcols=["user_id"], - allow_none=True, - desc="has_presence_state", + defer.returnValue((stream_orderings[-1], self._presence_id_gen.get_max_token())) + + def _update_presence_txn(self, txn, stream_orderings, presence_states): + for stream_id, state in zip(stream_orderings, presence_states): + txn.call_after( + self.presence_stream_cache.entity_has_changed, + state.user_id, stream_id, + ) + + # Actually insert new rows + self._simple_insert_many_txn( + txn, + table="presence_stream", + values=[ + { + "stream_id": stream_id, + "user_id": state.user_id, + "state": state.state, + "last_active_ts": state.last_active_ts, + "last_federation_update_ts": state.last_federation_update_ts, + "last_user_sync_ts": state.last_user_sync_ts, + "status_msg": state.status_msg, + "currently_active": state.currently_active, + } + for state in presence_states + ], ) - @cached(max_entries=2000) - def get_presence_state(self, user_localpart): - return self._simple_select_one( - table="presence", - keyvalues={"user_id": user_localpart}, - retcols=["state", "status_msg", "mtime"], - desc="get_presence_state", + # Delete old rows to stop database from getting really big + sql = ( + "DELETE FROM presence_stream WHERE" + " stream_id < ?" + " AND user_id IN (%s)" + ) + + batches = ( + presence_states[i:i + 50] + for i in xrange(0, len(presence_states), 50) ) + for states in batches: + args = [stream_id] + args.extend(s.user_id for s in states) + txn.execute( + sql % (",".join("?" for _ in states),), + args + ) + + def get_all_presence_updates(self, last_id, current_id): + def get_all_presence_updates_txn(txn): + sql = ( + "SELECT stream_id, user_id, state, last_active_ts," + " last_federation_update_ts, last_user_sync_ts, status_msg," + " currently_active" + " FROM presence_stream" + " WHERE ? < stream_id AND stream_id <= ?" + ) + txn.execute(sql, (last_id, current_id)) + return txn.fetchall() - @cachedList(get_presence_state.cache, list_name="user_localparts") - def get_presence_states(self, user_localparts): - def f(txn): - results = {} - for user_localpart in user_localparts: - res = self._simple_select_one_txn( - txn, - table="presence", - keyvalues={"user_id": user_localpart}, - retcols=["state", "status_msg", "mtime"], - allow_none=True, - ) - if res: - results[user_localpart] = res - - return results - - return self.runInteraction("get_presence_states", f) - - def set_presence_state(self, user_localpart, new_state): - res = self._simple_update_one( - table="presence", - keyvalues={"user_id": user_localpart}, - updatevalues={"state": new_state["state"], - "status_msg": new_state["status_msg"], - "mtime": self._clock.time_msec()}, - desc="set_presence_state", + return self.runInteraction( + "get_all_presence_updates", get_all_presence_updates_txn ) - self.get_presence_state.invalidate((user_localpart,)) - return res + @defer.inlineCallbacks + def get_presence_for_users(self, user_ids): + rows = yield self._simple_select_many_batch( + table="presence_stream", + column="user_id", + iterable=user_ids, + keyvalues={}, + retcols=( + "user_id", + "state", + "last_active_ts", + "last_federation_update_ts", + "last_user_sync_ts", + "status_msg", + "currently_active", + ), + ) + + for row in rows: + row["currently_active"] = bool(row["currently_active"]) + + defer.returnValue([UserPresenceState(**row) for row in rows]) + + def get_current_presence_token(self): + return self._presence_id_gen.get_max_token() def allow_presence_visible(self, observed_localpart, observer_userid): return self._simple_insert( @@ -126,6 +203,7 @@ class PresenceStore(SQLBaseStore): desc="set_presence_list_accepted", ) self.get_presence_list_accepted.invalidate((observer_localpart,)) + self.get_presence_list_observers_accepted.invalidate((observed_userid,)) defer.returnValue(result) def get_presence_list(self, observer_localpart, accepted=None): @@ -152,6 +230,19 @@ class PresenceStore(SQLBaseStore): desc="get_presence_list_accepted", ) + @cachedInlineCallbacks() + def get_presence_list_observers_accepted(self, observed_userid): + user_localparts = yield self._simple_select_onecol( + table="presence_list", + keyvalues={"observed_user_id": observed_userid, "accepted": True}, + retcol="user_id", + desc="get_presence_list_accepted", + ) + + defer.returnValue([ + "@%s:%s" % (u, self.hs.hostname,) for u in user_localparts + ]) + @defer.inlineCallbacks def del_presence_list(self, observer_localpart, observed_userid): yield self._simple_delete_one( @@ -161,3 +252,4 @@ class PresenceStore(SQLBaseStore): desc="del_presence_list", ) self.get_presence_list_accepted.invalidate((observer_localpart,)) + self.get_presence_list_observers_accepted.invalidate((observed_userid,)) diff --git a/synapse/storage/push_rule.py b/synapse/storage/push_rule.py index 35ec7e8cef..9dbad2fd5f 100644 --- a/synapse/storage/push_rule.py +++ b/synapse/storage/push_rule.py @@ -65,32 +65,20 @@ class PushRuleStore(SQLBaseStore): if not user_ids: defer.returnValue({}) - batch_size = 100 - - def f(txn, user_ids_to_fetch): - sql = ( - "SELECT pr.*" - " FROM push_rules AS pr" - " LEFT JOIN push_rules_enable AS pre" - " ON pr.user_name = pre.user_name AND pr.rule_id = pre.rule_id" - " WHERE pr.user_name" - " IN (" + ",".join("?" for _ in user_ids_to_fetch) + ")" - " AND (pre.enabled IS NULL OR pre.enabled = 1)" - " ORDER BY pr.user_name, pr.priority_class DESC, pr.priority DESC" - ) - txn.execute(sql, user_ids_to_fetch) - return self.cursor_to_dict(txn) - results = {} - chunks = [user_ids[i:i+batch_size] for i in xrange(0, len(user_ids), batch_size)] - for batch_user_ids in chunks: - rows = yield self.runInteraction( - "bulk_get_push_rules", f, batch_user_ids - ) + rows = yield self._simple_select_many_batch( + table="push_rules", + column="user_name", + iterable=user_ids, + retcols=("*",), + desc="bulk_get_push_rules", + ) + + rows.sort(key=lambda e: (-e["priority_class"], -e["priority"])) - for row in rows: - results.setdefault(row['user_name'], []).append(row) + for row in rows: + results.setdefault(row['user_name'], []).append(row) defer.returnValue(results) @defer.inlineCallbacks @@ -98,62 +86,52 @@ class PushRuleStore(SQLBaseStore): if not user_ids: defer.returnValue({}) - batch_size = 100 - - def f(txn, user_ids_to_fetch): - sql = ( - "SELECT user_name, rule_id, enabled" - " FROM push_rules_enable" - " WHERE user_name" - " IN (" + ",".join("?" for _ in user_ids_to_fetch) + ")" - ) - txn.execute(sql, user_ids_to_fetch) - return self.cursor_to_dict(txn) - results = {} - chunks = [user_ids[i:i+batch_size] for i in xrange(0, len(user_ids), batch_size)] - for batch_user_ids in chunks: - rows = yield self.runInteraction( - "bulk_get_push_rules_enabled", f, batch_user_ids - ) - - for row in rows: - results.setdefault(row['user_name'], {})[row['rule_id']] = row['enabled'] + rows = yield self._simple_select_many_batch( + table="push_rules_enable", + column="user_name", + iterable=user_ids, + retcols=("user_name", "rule_id", "enabled",), + desc="bulk_get_push_rules_enabled", + ) + for row in rows: + results.setdefault(row['user_name'], {})[row['rule_id']] = row['enabled'] defer.returnValue(results) @defer.inlineCallbacks - def add_push_rule(self, before, after, **kwargs): - vals = kwargs - if 'conditions' in vals: - vals['conditions'] = json.dumps(vals['conditions']) - if 'actions' in vals: - vals['actions'] = json.dumps(vals['actions']) - - # we could check the rest of the keys are valid column names - # but sqlite will do that anyway so I think it's just pointless. - vals.pop("id", None) - - if before or after: - ret = yield self.runInteraction( - "_add_push_rule_relative_txn", - self._add_push_rule_relative_txn, - before=before, - after=after, - **vals - ) - defer.returnValue(ret) - else: - ret = yield self.runInteraction( - "_add_push_rule_highest_priority_txn", - self._add_push_rule_highest_priority_txn, - **vals - ) - defer.returnValue(ret) - - def _add_push_rule_relative_txn(self, txn, user_id, **kwargs): - after = kwargs.pop("after", None) - relative_to_rule = kwargs.pop("before", after) + def add_push_rule( + self, user_id, rule_id, priority_class, conditions, actions, + before=None, after=None + ): + conditions_json = json.dumps(conditions) + actions_json = json.dumps(actions) + with self._push_rules_stream_id_gen.get_next() as ids: + stream_id, event_stream_ordering = ids + if before or after: + yield self.runInteraction( + "_add_push_rule_relative_txn", + self._add_push_rule_relative_txn, + stream_id, event_stream_ordering, user_id, rule_id, priority_class, + conditions_json, actions_json, before, after, + ) + else: + yield self.runInteraction( + "_add_push_rule_highest_priority_txn", + self._add_push_rule_highest_priority_txn, + stream_id, event_stream_ordering, user_id, rule_id, priority_class, + conditions_json, actions_json, + ) + + def _add_push_rule_relative_txn( + self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class, + conditions_json, actions_json, before, after + ): + # Lock the table since otherwise we'll have annoying races between the + # SELECT here and the UPSERT below. + self.database_engine.lock_table(txn, "push_rules") + + relative_to_rule = before or after res = self._simple_select_one_txn( txn, @@ -171,69 +149,45 @@ class PushRuleStore(SQLBaseStore): "before/after rule not found: %s" % (relative_to_rule,) ) - priority_class = res["priority_class"] + base_priority_class = res["priority_class"] base_rule_priority = res["priority"] - if 'priority_class' in kwargs and kwargs['priority_class'] != priority_class: + if base_priority_class != priority_class: raise InconsistentRuleException( "Given priority class does not match class of relative rule" ) - new_rule = kwargs - new_rule.pop("before", None) - new_rule.pop("after", None) - new_rule['priority_class'] = priority_class - new_rule['user_name'] = user_id - new_rule['id'] = self._push_rule_id_gen.get_next_txn(txn) - - # check if the priority before/after is free - new_rule_priority = base_rule_priority - if after: - new_rule_priority -= 1 + if before: + # Higher priority rules are executed first, So adding a rule before + # a rule means giving it a higher priority than that rule. + new_rule_priority = base_rule_priority + 1 else: - new_rule_priority += 1 - - new_rule['priority'] = new_rule_priority + # We increment the priority of the existing rules to make space for + # the new rule. Therefore if we want this rule to appear after + # an existing rule we give it the priority of the existing rule, + # and then increment the priority of the existing rule. + new_rule_priority = base_rule_priority sql = ( - "SELECT COUNT(*) FROM push_rules" - " WHERE user_name = ? AND priority_class = ? AND priority = ?" + "UPDATE push_rules SET priority = priority + 1" + " WHERE user_name = ? AND priority_class = ? AND priority >= ?" ) - txn.execute(sql, (user_id, priority_class, new_rule_priority)) - res = txn.fetchall() - num_conflicting = res[0][0] - - # if there are conflicting rules, bump everything - if num_conflicting: - sql = "UPDATE push_rules SET priority = priority " - if after: - sql += "-1" - else: - sql += "+1" - sql += " WHERE user_name = ? AND priority_class = ? AND priority " - if after: - sql += "<= ?" - else: - sql += ">= ?" - - txn.execute(sql, (user_id, priority_class, new_rule_priority)) - txn.call_after( - self.get_push_rules_for_user.invalidate, (user_id,) - ) + txn.execute(sql, (user_id, priority_class, new_rule_priority)) - txn.call_after( - self.get_push_rules_enabled_for_user.invalidate, (user_id,) + self._upsert_push_rule_txn( + txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class, + new_rule_priority, conditions_json, actions_json, ) - self._simple_insert_txn( - txn, - table="push_rules", - values=new_rule, - ) + def _add_push_rule_highest_priority_txn( + self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class, + conditions_json, actions_json + ): + # Lock the table since otherwise we'll have annoying races between the + # SELECT here and the UPSERT below. + self.database_engine.lock_table(txn, "push_rules") - def _add_push_rule_highest_priority_txn(self, txn, user_id, - priority_class, **kwargs): # find the highest priority rule in that class sql = ( "SELECT COUNT(*), MAX(priority) FROM push_rules" @@ -247,26 +201,61 @@ class PushRuleStore(SQLBaseStore): if how_many > 0: new_prio = highest_prio + 1 - # and insert the new rule - new_rule = kwargs - new_rule['id'] = self._push_rule_id_gen.get_next_txn(txn) - new_rule['user_name'] = user_id - new_rule['priority_class'] = priority_class - new_rule['priority'] = new_prio - - txn.call_after( - self.get_push_rules_for_user.invalidate, (user_id,) - ) - txn.call_after( - self.get_push_rules_enabled_for_user.invalidate, (user_id,) + self._upsert_push_rule_txn( + txn, + stream_id, event_stream_ordering, user_id, rule_id, priority_class, new_prio, + conditions_json, actions_json, ) - self._simple_insert_txn( - txn, - table="push_rules", - values=new_rule, + def _upsert_push_rule_txn( + self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class, + priority, conditions_json, actions_json, update_stream=True + ): + """Specialised version of _simple_upsert_txn that picks a push_rule_id + using the _push_rule_id_gen if it needs to insert the rule. It assumes + that the "push_rules" table is locked""" + + sql = ( + "UPDATE push_rules" + " SET priority_class = ?, priority = ?, conditions = ?, actions = ?" + " WHERE user_name = ? AND rule_id = ?" ) + txn.execute(sql, ( + priority_class, priority, conditions_json, actions_json, + user_id, rule_id, + )) + + if txn.rowcount == 0: + # We didn't update a row with the given rule_id so insert one + push_rule_id = self._push_rule_id_gen.get_next() + + self._simple_insert_txn( + txn, + table="push_rules", + values={ + "id": push_rule_id, + "user_name": user_id, + "rule_id": rule_id, + "priority_class": priority_class, + "priority": priority, + "conditions": conditions_json, + "actions": actions_json, + }, + ) + + if update_stream: + self._insert_push_rules_update_txn( + txn, stream_id, event_stream_ordering, user_id, rule_id, + op="ADD", + data={ + "priority_class": priority_class, + "priority": priority, + "conditions": conditions_json, + "actions": actions_json, + } + ) + @defer.inlineCallbacks def delete_push_rule(self, user_id, rule_id): """ @@ -278,26 +267,38 @@ class PushRuleStore(SQLBaseStore): user_id (str): The matrix ID of the push rule owner rule_id (str): The rule_id of the rule to be deleted """ - yield self._simple_delete_one( - "push_rules", - {'user_name': user_id, 'rule_id': rule_id}, - desc="delete_push_rule", - ) + def delete_push_rule_txn(txn, stream_id, event_stream_ordering): + self._simple_delete_one_txn( + txn, + "push_rules", + {'user_name': user_id, 'rule_id': rule_id}, + ) - self.get_push_rules_for_user.invalidate((user_id,)) - self.get_push_rules_enabled_for_user.invalidate((user_id,)) + self._insert_push_rules_update_txn( + txn, stream_id, event_stream_ordering, user_id, rule_id, + op="DELETE" + ) + + with self._push_rules_stream_id_gen.get_next() as ids: + stream_id, event_stream_ordering = ids + yield self.runInteraction( + "delete_push_rule", delete_push_rule_txn, stream_id, event_stream_ordering + ) @defer.inlineCallbacks def set_push_rule_enabled(self, user_id, rule_id, enabled): - ret = yield self.runInteraction( - "_set_push_rule_enabled_txn", - self._set_push_rule_enabled_txn, - user_id, rule_id, enabled - ) - defer.returnValue(ret) + with self._push_rules_stream_id_gen.get_next() as ids: + stream_id, event_stream_ordering = ids + yield self.runInteraction( + "_set_push_rule_enabled_txn", + self._set_push_rule_enabled_txn, + stream_id, event_stream_ordering, user_id, rule_id, enabled + ) - def _set_push_rule_enabled_txn(self, txn, user_id, rule_id, enabled): - new_id = self._push_rules_enable_id_gen.get_next_txn(txn) + def _set_push_rule_enabled_txn( + self, txn, stream_id, event_stream_ordering, user_id, rule_id, enabled + ): + new_id = self._push_rules_enable_id_gen.get_next() self._simple_upsert_txn( txn, "push_rules_enable", @@ -305,12 +306,109 @@ class PushRuleStore(SQLBaseStore): {'enabled': 1 if enabled else 0}, {'id': new_id}, ) + + self._insert_push_rules_update_txn( + txn, stream_id, event_stream_ordering, user_id, rule_id, + op="ENABLE" if enabled else "DISABLE" + ) + + @defer.inlineCallbacks + def set_push_rule_actions(self, user_id, rule_id, actions, is_default_rule): + actions_json = json.dumps(actions) + + def set_push_rule_actions_txn(txn, stream_id, event_stream_ordering): + if is_default_rule: + # Add a dummy rule to the rules table with the user specified + # actions. + priority_class = -1 + priority = 1 + self._upsert_push_rule_txn( + txn, stream_id, event_stream_ordering, user_id, rule_id, + priority_class, priority, "[]", actions_json, + update_stream=False + ) + else: + self._simple_update_one_txn( + txn, + "push_rules", + {'user_name': user_id, 'rule_id': rule_id}, + {'actions': actions_json}, + ) + + self._insert_push_rules_update_txn( + txn, stream_id, event_stream_ordering, user_id, rule_id, + op="ACTIONS", data={"actions": actions_json} + ) + + with self._push_rules_stream_id_gen.get_next() as ids: + stream_id, event_stream_ordering = ids + yield self.runInteraction( + "set_push_rule_actions", set_push_rule_actions_txn, + stream_id, event_stream_ordering + ) + + def _insert_push_rules_update_txn( + self, txn, stream_id, event_stream_ordering, user_id, rule_id, op, data=None + ): + values = { + "stream_id": stream_id, + "event_stream_ordering": event_stream_ordering, + "user_id": user_id, + "rule_id": rule_id, + "op": op, + } + if data is not None: + values.update(data) + + self._simple_insert_txn(txn, "push_rules_stream", values=values) + txn.call_after( self.get_push_rules_for_user.invalidate, (user_id,) ) txn.call_after( self.get_push_rules_enabled_for_user.invalidate, (user_id,) ) + txn.call_after( + self.push_rules_stream_cache.entity_has_changed, user_id, stream_id + ) + + def get_all_push_rule_updates(self, last_id, current_id, limit): + """Get all the push rules changes that have happend on the server""" + def get_all_push_rule_updates_txn(txn): + sql = ( + "SELECT stream_id, event_stream_ordering, user_id, rule_id," + " op, priority_class, priority, conditions, actions" + " FROM push_rules_stream" + " WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC LIMIT ?" + ) + txn.execute(sql, (last_id, current_id, limit)) + return txn.fetchall() + return self.runInteraction( + "get_all_push_rule_updates", get_all_push_rule_updates_txn + ) + + def get_push_rules_stream_token(self): + """Get the position of the push rules stream. + Returns a pair of a stream id for the push_rules stream and the + room stream ordering it corresponds to.""" + return self._push_rules_stream_id_gen.get_max_token() + + def have_push_rules_changed_for_user(self, user_id, last_id): + if not self.push_rules_stream_cache.has_entity_changed(user_id, last_id): + return defer.succeed(False) + else: + def have_push_rules_changed_txn(txn): + sql = ( + "SELECT COUNT(stream_id) FROM push_rules_stream" + " WHERE user_id = ? AND ? < stream_id" + ) + txn.execute(sql, (user_id, last_id)) + count, = txn.fetchone() + return bool(count) + return self.runInteraction( + "have_push_rules_changed", have_push_rules_changed_txn + ) class RuleNotFoundException(Exception): diff --git a/synapse/storage/pusher.py b/synapse/storage/pusher.py index 8ec706178a..87b2ac5773 100644 --- a/synapse/storage/pusher.py +++ b/synapse/storage/pusher.py @@ -16,8 +16,6 @@ from ._base import SQLBaseStore from twisted.internet import defer -from synapse.api.errors import StoreError - from canonicaljson import encode_canonical_json import logging @@ -79,12 +77,41 @@ class PusherStore(SQLBaseStore): rows = yield self.runInteraction("get_all_pushers", get_pushers) defer.returnValue(rows) + def get_pushers_stream_token(self): + return self._pushers_id_gen.get_max_token() + + def get_all_updated_pushers(self, last_id, current_id, limit): + def get_all_updated_pushers_txn(txn): + sql = ( + "SELECT id, user_name, access_token, profile_tag, kind," + " app_id, app_display_name, device_display_name, pushkey, ts," + " lang, data" + " FROM pushers" + " WHERE ? < id AND id <= ?" + " ORDER BY id ASC LIMIT ?" + ) + txn.execute(sql, (last_id, current_id, limit)) + updated = txn.fetchall() + + sql = ( + "SELECT stream_id, user_id, app_id, pushkey" + " FROM deleted_pushers" + " WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC LIMIT ?" + ) + txn.execute(sql, (last_id, current_id, limit)) + deleted = txn.fetchall() + + return (updated, deleted) + return self.runInteraction( + "get_all_updated_pushers", get_all_updated_pushers_txn + ) + @defer.inlineCallbacks - def add_pusher(self, user_id, access_token, profile_tag, kind, app_id, + def add_pusher(self, user_id, access_token, kind, app_id, app_display_name, device_display_name, - pushkey, pushkey_ts, lang, data): - try: - next_id = yield self._pushers_id_gen.get_next() + pushkey, pushkey_ts, lang, data, profile_tag=""): + with self._pushers_id_gen.get_next() as stream_id: yield self._simple_upsert( "pushers", dict( @@ -95,29 +122,35 @@ class PusherStore(SQLBaseStore): dict( access_token=access_token, kind=kind, - profile_tag=profile_tag, app_display_name=app_display_name, device_display_name=device_display_name, ts=pushkey_ts, lang=lang, data=encode_canonical_json(data), - ), - insertion_values=dict( - id=next_id, + profile_tag=profile_tag, + id=stream_id, ), desc="add_pusher", ) - except Exception as e: - logger.error("create_pusher with failed: %s", e) - raise StoreError(500, "Problem creating pusher.") @defer.inlineCallbacks def delete_pusher_by_app_id_pushkey_user_id(self, app_id, pushkey, user_id): - yield self._simple_delete_one( - "pushers", - {"app_id": app_id, "pushkey": pushkey, 'user_name': user_id}, - desc="delete_pusher_by_app_id_pushkey_user_id", - ) + def delete_pusher_txn(txn, stream_id): + self._simple_delete_one_txn( + txn, + "pushers", + {"app_id": app_id, "pushkey": pushkey, "user_name": user_id} + ) + self._simple_upsert_txn( + txn, + "deleted_pushers", + {"app_id": app_id, "pushkey": pushkey, "user_id": user_id}, + {"stream_id": stream_id}, + ) + with self._pushers_id_gen.get_next() as stream_id: + yield self.runInteraction( + "delete_pusher", delete_pusher_txn, stream_id + ) @defer.inlineCallbacks def update_pusher_last_token(self, app_id, pushkey, user_id, last_token): diff --git a/synapse/storage/receipts.py b/synapse/storage/receipts.py index c4232bdc65..dbc074d6b5 100644 --- a/synapse/storage/receipts.py +++ b/synapse/storage/receipts.py @@ -15,11 +15,10 @@ from ._base import SQLBaseStore from synapse.util.caches.descriptors import cachedInlineCallbacks, cachedList, cached -from synapse.util.caches import cache_counter, caches_by_name +from synapse.util.caches.stream_change_cache import StreamChangeCache from twisted.internet import defer -from blist import sorteddict import logging import ujson as json @@ -31,7 +30,9 @@ class ReceiptsStore(SQLBaseStore): def __init__(self, hs): super(ReceiptsStore, self).__init__(hs) - self._receipts_stream_cache = _RoomStreamChangeCache() + self._receipts_stream_cache = StreamChangeCache( + "ReceiptsRoomChangeCache", self._receipts_id_gen.get_max_token() + ) @cached(num_args=2) def get_receipts_for_room(self, room_id, receipt_type): @@ -45,6 +46,20 @@ class ReceiptsStore(SQLBaseStore): desc="get_receipts_for_room", ) + @cached(num_args=3) + def get_last_receipt_event_id_for_user(self, user_id, room_id, receipt_type): + return self._simple_select_one_onecol( + table="receipts_linearized", + keyvalues={ + "room_id": room_id, + "receipt_type": receipt_type, + "user_id": user_id + }, + retcol="event_id", + desc="get_own_receipt_for_user", + allow_none=True, + ) + @cachedInlineCallbacks(num_args=2) def get_receipts_for_user(self, user_id, receipt_type): def f(txn): @@ -76,8 +91,8 @@ class ReceiptsStore(SQLBaseStore): room_ids = set(room_ids) if from_key: - room_ids = yield self._receipts_stream_cache.get_rooms_changed( - self, room_ids, from_key + room_ids = yield self._receipts_stream_cache.get_entities_changed( + room_ids, from_key ) results = yield self._get_linearized_receipts_for_rooms( @@ -207,7 +222,7 @@ class ReceiptsStore(SQLBaseStore): defer.returnValue(results) def get_max_receipt_stream_id(self): - return self._receipts_id_gen.get_max_token(self) + return self._receipts_id_gen.get_max_token() def insert_linearized_receipt_txn(self, txn, room_id, receipt_type, user_id, event_id, data, stream_id): @@ -220,6 +235,16 @@ class ReceiptsStore(SQLBaseStore): # FIXME: This shouldn't invalidate the whole cache txn.call_after(self.get_linearized_receipts_for_room.invalidate_all) + txn.call_after( + self._receipts_stream_cache.entity_has_changed, + room_id, stream_id + ) + + txn.call_after( + self.get_last_receipt_event_id_for_user.invalidate, + (user_id, room_id, receipt_type) + ) + # We don't want to clobber receipts for more recent events, so we # have to compare orderings of existing receipts sql = ( @@ -305,11 +330,8 @@ class ReceiptsStore(SQLBaseStore): "insert_receipt_conv", graph_to_linear ) - stream_id_manager = yield self._receipts_id_gen.get_next(self) + stream_id_manager = self._receipts_id_gen.get_next() with stream_id_manager as stream_id: - yield self._receipts_stream_cache.room_has_changed( - self, room_id, stream_id - ) have_persisted = yield self.runInteraction( "insert_linearized_receipt", self.insert_linearized_receipt_txn, @@ -325,7 +347,7 @@ class ReceiptsStore(SQLBaseStore): room_id, receipt_type, user_id, event_ids, data ) - max_persisted_id = yield self._stream_id_gen.get_max_token(self) + max_persisted_id = self._stream_id_gen.get_max_token() defer.returnValue((stream_id, max_persisted_id)) @@ -369,62 +391,18 @@ class ReceiptsStore(SQLBaseStore): } ) + def get_all_updated_receipts(self, last_id, current_id, limit): + def get_all_updated_receipts_txn(txn): + sql = ( + "SELECT stream_id, room_id, receipt_type, user_id, event_id, data" + " FROM receipts_linearized" + " WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC" + " LIMIT ?" + ) + txn.execute(sql, (last_id, current_id, limit)) -class _RoomStreamChangeCache(object): - """Keeps track of the stream_id of the latest change in rooms. - - Given a list of rooms and stream key, it will give a subset of rooms that - may have changed since that key. If the key is too old then the cache - will simply return all rooms. - """ - def __init__(self, size_of_cache=10000): - self._size_of_cache = size_of_cache - self._room_to_key = {} - self._cache = sorteddict() - self._earliest_key = None - self.name = "ReceiptsRoomChangeCache" - caches_by_name[self.name] = self._cache - - @defer.inlineCallbacks - def get_rooms_changed(self, store, room_ids, key): - """Returns subset of room ids that have had new receipts since the - given key. If the key is too old it will just return the given list. - """ - if key > (yield self._get_earliest_key(store)): - keys = self._cache.keys() - i = keys.bisect_right(key) - - result = set( - self._cache[k] for k in keys[i:] - ).intersection(room_ids) - - cache_counter.inc_hits(self.name) - else: - result = room_ids - cache_counter.inc_misses(self.name) - - defer.returnValue(result) - - @defer.inlineCallbacks - def room_has_changed(self, store, room_id, key): - """Informs the cache that the room has been changed at the given key. - """ - if key > (yield self._get_earliest_key(store)): - old_key = self._room_to_key.get(room_id, None) - if old_key: - key = max(key, old_key) - self._cache.pop(old_key, None) - self._cache[key] = room_id - - while len(self._cache) > self._size_of_cache: - k, r = self._cache.popitem() - self._earliest_key = max(k, self._earliest_key) - self._room_to_key.pop(r, None) - - @defer.inlineCallbacks - def _get_earliest_key(self, store): - if self._earliest_key is None: - self._earliest_key = yield store.get_max_receipt_stream_id() - self._earliest_key = int(self._earliest_key) - - defer.returnValue(self._earliest_key) + return txn.fetchall() + return self.runInteraction( + "get_all_updated_receipts", get_all_updated_receipts_txn + ) diff --git a/synapse/storage/registration.py b/synapse/storage/registration.py index 70cde0d04d..bd4eb88a92 100644 --- a/synapse/storage/registration.py +++ b/synapse/storage/registration.py @@ -13,6 +13,8 @@ # See the License for the specific language governing permissions and # limitations under the License. +import re + from twisted.internet import defer from synapse.api.errors import StoreError, Codes @@ -38,7 +40,7 @@ class RegistrationStore(SQLBaseStore): Raises: StoreError if there was a problem adding this. """ - next_id = yield self._access_tokens_id_gen.get_next() + next_id = self._access_tokens_id_gen.get_next() yield self._simple_insert( "access_tokens", @@ -60,7 +62,7 @@ class RegistrationStore(SQLBaseStore): Raises: StoreError if there was a problem adding this. """ - next_id = yield self._refresh_tokens_id_gen.get_next() + next_id = self._refresh_tokens_id_gen.get_next() yield self._simple_insert( "refresh_tokens", @@ -74,7 +76,7 @@ class RegistrationStore(SQLBaseStore): @defer.inlineCallbacks def register(self, user_id, token, password_hash, - was_guest=False, make_guest=False): + was_guest=False, make_guest=False, appservice_id=None): """Attempts to register an account. Args: @@ -85,19 +87,35 @@ class RegistrationStore(SQLBaseStore): upgraded to a non-guest account. make_guest (boolean): True if the the new user should be guest, false to add a regular user account. + appservice_id (str): The ID of the appservice registering the user. Raises: StoreError if the user_id could not be registered. """ yield self.runInteraction( "register", - self._register, user_id, token, password_hash, was_guest, make_guest + self._register, + user_id, + token, + password_hash, + was_guest, + make_guest, + appservice_id ) self.is_guest.invalidate((user_id,)) - def _register(self, txn, user_id, token, password_hash, was_guest, make_guest): + def _register( + self, + txn, + user_id, + token, + password_hash, + was_guest, + make_guest, + appservice_id + ): now = int(self.clock.time()) - next_id = self._access_tokens_id_gen.get_next_txn(txn) + next_id = self._access_tokens_id_gen.get_next() try: if was_guest: @@ -109,9 +127,21 @@ class RegistrationStore(SQLBaseStore): [password_hash, now, 1 if make_guest else 0, user_id]) else: txn.execute("INSERT INTO users " - "(name, password_hash, creation_ts, is_guest) " - "VALUES (?,?,?,?)", - [user_id, password_hash, now, 1 if make_guest else 0]) + "(" + " name," + " password_hash," + " creation_ts," + " is_guest," + " appservice_id" + ") " + "VALUES (?,?,?,?,?)", + [ + user_id, + password_hash, + now, + 1 if make_guest else 0, + appservice_id, + ]) except self.database_engine.module.IntegrityError: raise StoreError( 400, "User ID already taken.", errcode=Codes.USER_IN_USE @@ -134,6 +164,7 @@ class RegistrationStore(SQLBaseStore): }, retcols=["name", "password_hash", "is_guest"], allow_none=True, + desc="get_user_by_id", ) def get_users_by_id_case_insensitive(self, user_id): @@ -164,27 +195,48 @@ class RegistrationStore(SQLBaseStore): }) @defer.inlineCallbacks - def user_delete_access_tokens(self, user_id): - yield self.runInteraction( - "user_delete_access_tokens", - self._user_delete_access_tokens, user_id - ) + def user_delete_access_tokens(self, user_id, except_token_ids=[]): + def f(txn): + sql = "SELECT token FROM access_tokens WHERE user_id = ?" + clauses = [user_id] - def _user_delete_access_tokens(self, txn, user_id): - txn.execute( - "DELETE FROM access_tokens WHERE user_id = ?", - (user_id, ) - ) + if except_token_ids: + sql += " AND id NOT IN (%s)" % ( + ",".join(["?" for _ in except_token_ids]), + ) + clauses += except_token_ids - @defer.inlineCallbacks - def flush_user(self, user_id): - rows = yield self._execute( - 'flush_user', None, - "SELECT token FROM access_tokens WHERE user_id = ?", - user_id - ) - for r in rows: - self.get_user_by_access_token.invalidate((r,)) + txn.execute(sql, clauses) + + rows = txn.fetchall() + + n = 100 + chunks = [rows[i:i + n] for i in xrange(0, len(rows), n)] + for chunk in chunks: + for row in chunk: + txn.call_after(self.get_user_by_access_token.invalidate, (row[0],)) + + txn.execute( + "DELETE FROM access_tokens WHERE token in (%s)" % ( + ",".join(["?" for _ in chunk]), + ), [r[0] for r in chunk] + ) + + yield self.runInteraction("user_delete_access_tokens", f) + + def delete_access_token(self, access_token): + def f(txn): + self._simple_delete_one_txn( + txn, + table="access_tokens", + keyvalues={ + "token": access_token + }, + ) + + txn.call_after(self.get_user_by_access_token.invalidate, (access_token,)) + + return self.runInteraction("delete_access_token", f) @cached() def get_user_by_access_token(self, token): @@ -350,3 +402,81 @@ class RegistrationStore(SQLBaseStore): ret = yield self.runInteraction("count_users", _count_users) defer.returnValue(ret) + + @defer.inlineCallbacks + def find_next_generated_user_id_localpart(self): + """ + Gets the localpart of the next generated user ID. + + Generated user IDs are integers, and we aim for them to be as small as + we can. Unfortunately, it's possible some of them are already taken by + existing users, and there may be gaps in the already taken range. This + function returns the start of the first allocatable gap. This is to + avoid the case of ID 10000000 being pre-allocated, so us wasting the + first (and shortest) many generated user IDs. + """ + def _find_next_generated_user_id(txn): + txn.execute("SELECT name FROM users") + rows = self.cursor_to_dict(txn) + + regex = re.compile("^@(\d+):") + + found = set() + + for r in rows: + user_id = r["name"] + match = regex.search(user_id) + if match: + found.add(int(match.group(1))) + for i in xrange(len(found) + 1): + if i not in found: + return i + + defer.returnValue((yield self.runInteraction( + "find_next_generated_user_id", + _find_next_generated_user_id + ))) + + @defer.inlineCallbacks + def get_3pid_guest_access_token(self, medium, address): + ret = yield self._simple_select_one( + "threepid_guest_access_tokens", + { + "medium": medium, + "address": address + }, + ["guest_access_token"], True, 'get_3pid_guest_access_token' + ) + if ret: + defer.returnValue(ret["guest_access_token"]) + defer.returnValue(None) + + @defer.inlineCallbacks + def save_or_get_3pid_guest_access_token( + self, medium, address, access_token, inviter_user_id + ): + """ + Gets the 3pid's guest access token if exists, else saves access_token. + + :param medium (str): Medium of the 3pid. Must be "email". + :param address (str): 3pid address. + :param access_token (str): The access token to persist if none is + already persisted. + :param inviter_user_id (str): User ID of the inviter. + :return (deferred str): Whichever access token is persisted at the end + of this function call. + """ + def insert(txn): + txn.execute( + "INSERT INTO threepid_guest_access_tokens " + "(medium, address, guest_access_token, first_inviter) " + "VALUES (?, ?, ?, ?)", + (medium, address, access_token, inviter_user_id) + ) + + try: + yield self.runInteraction("save_3pid_guest_access_token", insert) + defer.returnValue(access_token) + except self.database_engine.module.IntegrityError: + ret = yield self.get_3pid_guest_access_token(medium, address) + defer.returnValue(ret) diff --git a/synapse/storage/room.py b/synapse/storage/room.py index dc09a3aaba..46ab38a313 100644 --- a/synapse/storage/room.py +++ b/synapse/storage/room.py @@ -87,90 +87,20 @@ class RoomStore(SQLBaseStore): desc="get_public_room_ids", ) - @defer.inlineCallbacks - def get_rooms(self, is_public): - """Retrieve a list of all public rooms. - - Args: - is_public (bool): True if the rooms returned should be public. - Returns: - A list of room dicts containing at least a "room_id" key, a - "topic" key if one is set, and a "name" key if one is set + def get_room_count(self): + """Retrieve a list of all rooms """ def f(txn): - def subquery(table_name, column_name=None): - column_name = column_name or table_name - return ( - "SELECT %(table_name)s.event_id as event_id, " - "%(table_name)s.room_id as room_id, %(column_name)s " - "FROM %(table_name)s " - "INNER JOIN current_state_events as c " - "ON c.event_id = %(table_name)s.event_id " % { - "column_name": column_name, - "table_name": table_name, - } - ) - - sql = ( - "SELECT" - " r.room_id," - " max(n.name)," - " max(t.topic)," - " max(v.history_visibility)," - " max(g.guest_access)" - " FROM rooms AS r" - " LEFT JOIN (%(topic)s) AS t ON t.room_id = r.room_id" - " LEFT JOIN (%(name)s) AS n ON n.room_id = r.room_id" - " LEFT JOIN (%(history_visibility)s) AS v ON v.room_id = r.room_id" - " LEFT JOIN (%(guest_access)s) AS g ON g.room_id = r.room_id" - " WHERE r.is_public = ?" - " GROUP BY r.room_id" % { - "topic": subquery("topics", "topic"), - "name": subquery("room_names", "name"), - "history_visibility": subquery("history_visibility"), - "guest_access": subquery("guest_access"), - } - ) - - txn.execute(sql, (is_public,)) - - rows = txn.fetchall() - - for i, row in enumerate(rows): - room_id = row[0] - aliases = self._simple_select_onecol_txn( - txn, - table="room_aliases", - keyvalues={ - "room_id": room_id - }, - retcol="room_alias", - ) + sql = "SELECT count(*) FROM rooms" + txn.execute(sql) + row = txn.fetchone() + return row[0] or 0 - rows[i] = list(row) + [aliases] - - return rows - - rows = yield self.runInteraction( + return self.runInteraction( "get_rooms", f ) - ret = [ - { - "room_id": r[0], - "name": r[1], - "topic": r[2], - "world_readable": r[3] == "world_readable", - "guest_can_join": r[4] == "can_join", - "aliases": r[5], - } - for r in rows - if r[5] # We only return rooms that have at least one alias. - ] - - defer.returnValue(ret) - def _store_room_topic_txn(self, txn, event): if hasattr(event, "content") and "topic" in event.content: self._simple_insert_txn( diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py index 68ac88905f..0cd89260f2 100644 --- a/synapse/storage/roommember.py +++ b/synapse/storage/roommember.py @@ -58,6 +58,10 @@ class RoomMemberStore(SQLBaseStore): txn.call_after(self.get_rooms_for_user.invalidate, (event.state_key,)) txn.call_after(self.get_joined_hosts_for_room.invalidate, (event.room_id,)) txn.call_after(self.get_users_in_room.invalidate, (event.room_id,)) + txn.call_after( + self._membership_stream_cache.entity_has_changed, + event.state_key, event.internal_metadata.stream_ordering + ) def get_room_member(self, user_id, room_id): """Retrieve the current state of a room member. @@ -110,6 +114,7 @@ class RoomMemberStore(SQLBaseStore): membership=membership, ).addCallback(self._get_events) + @cached() def get_invites_for_user(self, user_id): """ Get all the invite events for a user Args: @@ -240,37 +245,13 @@ class RoomMemberStore(SQLBaseStore): return rows - @cached() + @cached(max_entries=5000) def get_rooms_for_user(self, user_id): return self.get_rooms_for_user_where_membership_is( user_id, membership_list=[Membership.JOIN], ) @defer.inlineCallbacks - def user_rooms_intersect(self, user_id_list): - """ Checks whether all the users whose IDs are given in a list share a - room. - - This is a "hot path" function that's called a lot, e.g. by presence for - generating the event stream. As such, it is implemented locally by - wrapping logic around heavily-cached database queries. - """ - if len(user_id_list) < 2: - defer.returnValue(True) - - deferreds = [self.get_rooms_for_user(u) for u in user_id_list] - - results = yield defer.DeferredList(deferreds, consumeErrors=True) - - # A list of sets of strings giving room IDs for each user - room_id_lists = [set([r.room_id for r in result[1]]) for result in results] - - # There isn't a setintersection(*list_of_sets) - ret = len(room_id_lists.pop(0).intersection(*room_id_lists)) > 0 - - defer.returnValue(ret) - - @defer.inlineCallbacks def forget(self, user_id, room_id): """Indicate that user_id wishes to discard history for room_id.""" def f(txn): diff --git a/synapse/storage/schema/delta/28/event_push_actions.sql b/synapse/storage/schema/delta/28/event_push_actions.sql index bdf6ae3f24..4d519849df 100644 --- a/synapse/storage/schema/delta/28/event_push_actions.sql +++ b/synapse/storage/schema/delta/28/event_push_actions.sql @@ -24,3 +24,4 @@ CREATE TABLE IF NOT EXISTS event_push_actions( CREATE INDEX event_push_actions_room_id_event_id_user_id_profile_tag on event_push_actions(room_id, event_id, user_id, profile_tag); +CREATE INDEX event_push_actions_room_id_user_id on event_push_actions(room_id, user_id); diff --git a/synapse/storage/schema/delta/28/events_room_stream.sql b/synapse/storage/schema/delta/28/events_room_stream.sql new file mode 100644 index 0000000000..200c35e6e2 --- /dev/null +++ b/synapse/storage/schema/delta/28/events_room_stream.sql @@ -0,0 +1,16 @@ +/* Copyright 2016 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. +*/ + +CREATE INDEX events_room_stream on events(room_id, stream_ordering); diff --git a/synapse/storage/schema/delta/28/public_roms_index.sql b/synapse/storage/schema/delta/28/public_roms_index.sql new file mode 100644 index 0000000000..ba62a974a4 --- /dev/null +++ b/synapse/storage/schema/delta/28/public_roms_index.sql @@ -0,0 +1,16 @@ +/* Copyright 2016 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. +*/ + +CREATE INDEX public_room_index on rooms(is_public); diff --git a/synapse/storage/schema/delta/29/push_actions.sql b/synapse/storage/schema/delta/29/push_actions.sql new file mode 100644 index 0000000000..7e7b09820a --- /dev/null +++ b/synapse/storage/schema/delta/29/push_actions.sql @@ -0,0 +1,31 @@ +/* Copyright 2016 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +ALTER TABLE event_push_actions ADD COLUMN topological_ordering BIGINT; +ALTER TABLE event_push_actions ADD COLUMN stream_ordering BIGINT; +ALTER TABLE event_push_actions ADD COLUMN notif SMALLINT; +ALTER TABLE event_push_actions ADD COLUMN highlight SMALLINT; + +UPDATE event_push_actions SET stream_ordering = ( + SELECT stream_ordering FROM events WHERE event_id = event_push_actions.event_id +), topological_ordering = ( + SELECT topological_ordering FROM events WHERE event_id = event_push_actions.event_id +); + +UPDATE event_push_actions SET notif = 1, highlight = 0; + +CREATE INDEX event_push_actions_rm_tokens on event_push_actions( + user_id, room_id, topological_ordering, stream_ordering +); diff --git a/synapse/storage/schema/delta/30/alias_creator.sql b/synapse/storage/schema/delta/30/alias_creator.sql new file mode 100644 index 0000000000..c9d0dde638 --- /dev/null +++ b/synapse/storage/schema/delta/30/alias_creator.sql @@ -0,0 +1,16 @@ +/* Copyright 2016 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +ALTER TABLE room_aliases ADD COLUMN creator TEXT; diff --git a/synapse/storage/schema/delta/30/as_users.py b/synapse/storage/schema/delta/30/as_users.py new file mode 100644 index 0000000000..4f6e9dd540 --- /dev/null +++ b/synapse/storage/schema/delta/30/as_users.py @@ -0,0 +1,68 @@ +# Copyright 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +import logging +from synapse.storage.appservice import ApplicationServiceStore + + +logger = logging.getLogger(__name__) + + +def run_upgrade(cur, database_engine, config, *args, **kwargs): + # NULL indicates user was not registered by an appservice. + try: + cur.execute("ALTER TABLE users ADD COLUMN appservice_id TEXT") + except: + # Maybe we already added the column? Hope so... + pass + + cur.execute("SELECT name FROM users") + rows = cur.fetchall() + + config_files = [] + try: + config_files = config.app_service_config_files + except AttributeError: + logger.warning("Could not get app_service_config_files from config") + pass + + appservices = ApplicationServiceStore.load_appservices( + config.server_name, config_files + ) + + owned = {} + + for row in rows: + user_id = row[0] + for appservice in appservices: + if appservice.is_exclusive_user(user_id): + if user_id in owned.keys(): + logger.error( + "user_id %s was owned by more than one application" + " service (IDs %s and %s); assigning arbitrarily to %s" % + (user_id, owned[user_id], appservice.id, owned[user_id]) + ) + owned.setdefault(appservice.id, []).append(user_id) + + for as_id, user_ids in owned.items(): + n = 100 + user_chunks = (user_ids[i:i + 100] for i in xrange(0, len(user_ids), n)) + for chunk in user_chunks: + cur.execute( + database_engine.convert_param_style( + "UPDATE users SET appservice_id = ? WHERE name IN (%s)" % ( + ",".join("?" for _ in chunk), + ) + ), + [as_id] + chunk + ) diff --git a/synapse/storage/schema/delta/30/deleted_pushers.sql b/synapse/storage/schema/delta/30/deleted_pushers.sql new file mode 100644 index 0000000000..712c454aa1 --- /dev/null +++ b/synapse/storage/schema/delta/30/deleted_pushers.sql @@ -0,0 +1,25 @@ +/* Copyright 2016 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +CREATE TABLE IF NOT EXISTS deleted_pushers( + stream_id BIGINT NOT NULL, + app_id TEXT NOT NULL, + pushkey TEXT NOT NULL, + user_id TEXT NOT NULL, + /* We only track the most recent delete for each app_id, pushkey and user_id. */ + UNIQUE (app_id, pushkey, user_id) +); + +CREATE INDEX deleted_pushers_stream_id ON deleted_pushers (stream_id); diff --git a/synapse/storage/schema/delta/30/presence_stream.sql b/synapse/storage/schema/delta/30/presence_stream.sql new file mode 100644 index 0000000000..606bbb037d --- /dev/null +++ b/synapse/storage/schema/delta/30/presence_stream.sql @@ -0,0 +1,30 @@ +/* Copyright 2016 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + + + CREATE TABLE presence_stream( + stream_id BIGINT, + user_id TEXT, + state TEXT, + last_active_ts BIGINT, + last_federation_update_ts BIGINT, + last_user_sync_ts BIGINT, + status_msg TEXT, + currently_active BOOLEAN + ); + + CREATE INDEX presence_stream_id ON presence_stream(stream_id, user_id); + CREATE INDEX presence_stream_user_id ON presence_stream(user_id); + CREATE INDEX presence_stream_state ON presence_stream(state); diff --git a/synapse/storage/schema/delta/30/push_rule_stream.sql b/synapse/storage/schema/delta/30/push_rule_stream.sql new file mode 100644 index 0000000000..735aa8d5f6 --- /dev/null +++ b/synapse/storage/schema/delta/30/push_rule_stream.sql @@ -0,0 +1,38 @@ +/* Copyright 2016 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + + + +CREATE TABLE push_rules_stream( + stream_id BIGINT NOT NULL, + event_stream_ordering BIGINT NOT NULL, + user_id TEXT NOT NULL, + rule_id TEXT NOT NULL, + op TEXT NOT NULL, -- One of "ENABLE", "DISABLE", "ACTIONS", "ADD", "DELETE" + priority_class SMALLINT, + priority INTEGER, + conditions TEXT, + actions TEXT +); + +-- The extra data for each operation is: +-- * ENABLE, DISABLE, DELETE: [] +-- * ACTIONS: ["actions"] +-- * ADD: ["priority_class", "priority", "actions", "conditions"] + +-- Index for replication queries. +CREATE INDEX push_rules_stream_id ON push_rules_stream(stream_id); +-- Index for /sync queries. +CREATE INDEX push_rules_stream_user_stream_id on push_rules_stream(user_id, stream_id); diff --git a/synapse/storage/schema/delta/30/threepid_guest_access_tokens.sql b/synapse/storage/schema/delta/30/threepid_guest_access_tokens.sql new file mode 100644 index 0000000000..0dd2f1360c --- /dev/null +++ b/synapse/storage/schema/delta/30/threepid_guest_access_tokens.sql @@ -0,0 +1,24 @@ +/* Copyright 2016 OpenMarket Ltd + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +-- Stores guest account access tokens generated for unbound 3pids. +CREATE TABLE threepid_guest_access_tokens( + medium TEXT, -- The medium of the 3pid. Must be "email". + address TEXT, -- The 3pid address. + guest_access_token TEXT, -- The access token for a guest user for this 3pid. + first_inviter TEXT -- User ID of the first user to invite this 3pid to a room. +); + +CREATE UNIQUE INDEX threepid_guest_access_tokens_index ON threepid_guest_access_tokens(medium, address); diff --git a/synapse/storage/signatures.py b/synapse/storage/signatures.py index 70c6a06cd1..b10f2a5787 100644 --- a/synapse/storage/signatures.py +++ b/synapse/storage/signatures.py @@ -15,7 +15,7 @@ from twisted.internet import defer -from _base import SQLBaseStore +from ._base import SQLBaseStore from unpaddedbase64 import encode_base64 from synapse.crypto.event_signing import compute_event_reference_hash diff --git a/synapse/storage/state.py b/synapse/storage/state.py index 6c32e8f7b3..8ed8a21b0a 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -83,7 +83,7 @@ class StateStore(SQLBaseStore): if event.is_state(): state_events[(event.type, event.state_key)] = event - state_group = self._state_groups_id_gen.get_next_txn(txn) + state_group = self._state_groups_id_gen.get_next() self._simple_insert_txn( txn, table="state_groups", @@ -171,41 +171,43 @@ class StateStore(SQLBaseStore): events = yield self._get_events(event_ids, get_prev_content=False) defer.returnValue(events) - def _get_state_groups_from_groups(self, groups_and_types): + def _get_state_groups_from_groups(self, groups, types): """Returns dictionary state_group -> state event ids - - Args: - groups_and_types (list): list of 2-tuple (`group`, `types`) """ - def f(txn): - results = {} - for group, types in groups_and_types: - if types is not None: - where_clause = "AND (%s)" % ( - " OR ".join(["(type = ? AND state_key = ?)"] * len(types)), - ) - else: - where_clause = "" - - sql = ( - "SELECT event_id FROM state_groups_state WHERE" - " state_group = ? %s" - ) % (where_clause,) + def f(txn, groups): + if types is not None: + where_clause = "AND (%s)" % ( + " OR ".join(["(type = ? AND state_key = ?)"] * len(types)), + ) + else: + where_clause = "" - args = [group] - if types is not None: - args.extend([i for typ in types for i in typ]) + sql = ( + "SELECT state_group, event_id FROM state_groups_state WHERE" + " state_group IN (%s) %s" % ( + ",".join("?" for _ in groups), + where_clause, + ) + ) - txn.execute(sql, args) + args = list(groups) + if types is not None: + args.extend([i for typ in types for i in typ]) - results[group] = [r[0] for r in txn.fetchall()] + txn.execute(sql, args) + rows = self.cursor_to_dict(txn) + results = {} + for row in rows: + results.setdefault(row["state_group"], []).append(row["event_id"]) return results - return self.runInteraction( - "_get_state_groups_from_groups", - f, - ) + chunks = [groups[i:i + 100] for i in xrange(0, len(groups), 100)] + for chunk in chunks: + return self.runInteraction( + "_get_state_groups_from_groups", + f, chunk + ) @defer.inlineCallbacks def get_state_for_events(self, event_ids, types): @@ -264,26 +266,20 @@ class StateStore(SQLBaseStore): ) @cachedList(cache=_get_state_group_for_event.cache, list_name="event_ids", - num_args=1) + num_args=1, inlineCallbacks=True) def _get_state_group_for_events(self, event_ids): """Returns mapping event_id -> state_group """ - def f(txn): - results = {} - for event_id in event_ids: - results[event_id] = self._simple_select_one_onecol_txn( - txn, - table="event_to_state_groups", - keyvalues={ - "event_id": event_id, - }, - retcol="state_group", - allow_none=True, - ) - - return results + rows = yield self._simple_select_many_batch( + table="event_to_state_groups", + column="event_id", + iterable=event_ids, + keyvalues={}, + retcols=("event_id", "state_group",), + desc="_get_state_group_for_events", + ) - return self.runInteraction("_get_state_group_for_events", f) + defer.returnValue({row["event_id"]: row["state_group"] for row in rows}) def _get_some_state_from_cache(self, group, types): """Checks if group is in cache. See `_get_state_for_groups` @@ -355,7 +351,7 @@ class StateStore(SQLBaseStore): all events are returned. """ results = {} - missing_groups_and_types = [] + missing_groups = [] if types is not None: for group in set(groups): state_dict, missing_types, got_all = self._get_some_state_from_cache( @@ -364,7 +360,7 @@ class StateStore(SQLBaseStore): results[group] = state_dict if not got_all: - missing_groups_and_types.append((group, missing_types)) + missing_groups.append(group) else: for group in set(groups): state_dict, got_all = self._get_all_state_from_cache( @@ -373,9 +369,9 @@ class StateStore(SQLBaseStore): results[group] = state_dict if not got_all: - missing_groups_and_types.append((group, None)) + missing_groups.append(group) - if not missing_groups_and_types: + if not missing_groups: defer.returnValue({ group: { type_tuple: event @@ -389,7 +385,7 @@ class StateStore(SQLBaseStore): cache_seq_num = self._state_group_cache.sequence group_state_dict = yield self._get_state_groups_from_groups( - missing_groups_and_types + missing_groups, types ) state_events = yield self._get_events( diff --git a/synapse/storage/stream.py b/synapse/storage/stream.py index 02b1913e26..7f4a827528 100644 --- a/synapse/storage/stream.py +++ b/synapse/storage/stream.py @@ -39,7 +39,7 @@ from ._base import SQLBaseStore from synapse.util.caches.descriptors import cachedInlineCallbacks from synapse.api.constants import EventTypes from synapse.types import RoomStreamToken -from synapse.util.logutils import log_function +from synapse.util.logcontext import preserve_fn import logging @@ -77,7 +77,6 @@ def upper_bound(token): class StreamStore(SQLBaseStore): - @defer.inlineCallbacks def get_appservice_room_stream(self, service, from_key, to_key, limit=0): # NB this lives here instead of appservice.py so we can reuse the @@ -157,7 +156,153 @@ class StreamStore(SQLBaseStore): results = yield self.runInteraction("get_appservice_room_stream", f) defer.returnValue(results) - @log_function + @defer.inlineCallbacks + def get_room_events_stream_for_rooms(self, room_ids, from_key, to_key, limit=0, + order='DESC'): + from_id = RoomStreamToken.parse_stream_token(from_key).stream + + room_ids = yield self._events_stream_cache.get_entities_changed( + room_ids, from_id + ) + + if not room_ids: + defer.returnValue({}) + + results = {} + room_ids = list(room_ids) + for rm_ids in (room_ids[i:i + 20] for i in xrange(0, len(room_ids), 20)): + res = yield defer.gatherResults([ + preserve_fn(self.get_room_events_stream_for_room)( + room_id, from_key, to_key, limit, order=order, + ) + for room_id in rm_ids + ]) + results.update(dict(zip(rm_ids, res))) + + defer.returnValue(results) + + @defer.inlineCallbacks + def get_room_events_stream_for_room(self, room_id, from_key, to_key, limit=0, + order='DESC'): + # Note: If from_key is None then we return in topological order. This + # is because in that case we're using this as a "get the last few messages + # in a room" function, rather than "get new messages since last sync" + if from_key is not None: + from_id = RoomStreamToken.parse_stream_token(from_key).stream + else: + from_id = None + to_id = RoomStreamToken.parse_stream_token(to_key).stream + + if from_key == to_key: + defer.returnValue(([], from_key)) + + if from_id: + has_changed = yield self._events_stream_cache.has_entity_changed( + room_id, from_id + ) + + if not has_changed: + defer.returnValue(([], from_key)) + + def f(txn): + if from_id is not None: + sql = ( + "SELECT event_id, stream_ordering FROM events WHERE" + " room_id = ?" + " AND not outlier" + " AND stream_ordering > ? AND stream_ordering <= ?" + " ORDER BY stream_ordering %s LIMIT ?" + ) % (order,) + txn.execute(sql, (room_id, from_id, to_id, limit)) + else: + sql = ( + "SELECT event_id, stream_ordering FROM events WHERE" + " room_id = ?" + " AND not outlier" + " AND stream_ordering <= ?" + " ORDER BY topological_ordering %s, stream_ordering %s LIMIT ?" + ) % (order, order,) + txn.execute(sql, (room_id, to_id, limit)) + + rows = self.cursor_to_dict(txn) + + return rows + + rows = yield self.runInteraction("get_room_events_stream_for_room", f) + + ret = yield self._get_events( + [r["event_id"] for r in rows], + get_prev_content=True + ) + + self._set_before_and_after(ret, rows, topo_order=from_id is None) + + if order.lower() == "desc": + ret.reverse() + + if rows: + key = "s%d" % min(r["stream_ordering"] for r in rows) + else: + # Assume we didn't get anything because there was nothing to + # get. + key = from_key + + defer.returnValue((ret, key)) + + @defer.inlineCallbacks + def get_membership_changes_for_user(self, user_id, from_key, to_key): + if from_key is not None: + from_id = RoomStreamToken.parse_stream_token(from_key).stream + else: + from_id = None + to_id = RoomStreamToken.parse_stream_token(to_key).stream + + if from_key == to_key: + defer.returnValue([]) + + if from_id: + has_changed = self._membership_stream_cache.has_entity_changed( + user_id, int(from_id) + ) + if not has_changed: + defer.returnValue([]) + + def f(txn): + if from_id is not None: + sql = ( + "SELECT m.event_id, stream_ordering FROM events AS e," + " room_memberships AS m" + " WHERE e.event_id = m.event_id" + " AND m.user_id = ?" + " AND e.stream_ordering > ? AND e.stream_ordering <= ?" + " ORDER BY e.stream_ordering ASC" + ) + txn.execute(sql, (user_id, from_id, to_id,)) + else: + sql = ( + "SELECT m.event_id, stream_ordering FROM events AS e," + " room_memberships AS m" + " WHERE e.event_id = m.event_id" + " AND m.user_id = ?" + " AND stream_ordering <= ?" + " ORDER BY stream_ordering ASC" + ) + txn.execute(sql, (user_id, to_id,)) + rows = self.cursor_to_dict(txn) + + return rows + + rows = yield self.runInteraction("get_membership_changes_for_user", f) + + ret = yield self._get_events( + [r["event_id"] for r in rows], + get_prev_content=True + ) + + self._set_before_and_after(ret, rows, topo_order=False) + + defer.returnValue(ret) + def get_room_events_stream( self, user_id, @@ -174,7 +319,8 @@ class StreamStore(SQLBaseStore): "SELECT c.room_id FROM history_visibility AS h" " INNER JOIN current_state_events AS c" " ON h.event_id = c.event_id" - " WHERE c.room_id IN (%s) AND h.history_visibility = 'world_readable'" % ( + " WHERE c.room_id IN (%s)" + " AND h.history_visibility = 'world_readable'" % ( ",".join(map(lambda _: "?", room_ids)) ) ) @@ -187,11 +333,6 @@ class StreamStore(SQLBaseStore): " WHERE m.user_id = ? AND m.membership = 'join'" ) current_room_membership_args = [user_id] - if room_ids: - current_room_membership_sql += " AND m.room_id in (%s)" % ( - ",".join(map(lambda _: "?", room_ids)) - ) - current_room_membership_args = [user_id] + room_ids # We also want to get any membership events about that user, e.g. # invites or leave notifications. @@ -393,7 +534,7 @@ class StreamStore(SQLBaseStore): @defer.inlineCallbacks def get_room_events_max_id(self, direction='f'): - token = yield self._stream_id_gen.get_max_token(self) + token = yield self._stream_id_gen.get_max_token() if direction != 'b': defer.returnValue("s%d" % (token,)) else: @@ -430,10 +571,23 @@ class StreamStore(SQLBaseStore): table="events", keyvalues={"event_id": event_id}, retcols=("stream_ordering", "topological_ordering"), + desc="get_topological_token_for_event", ).addCallback(lambda row: "t%d-%d" % ( row["topological_ordering"], row["stream_ordering"],) ) + def get_max_topological_token_for_stream_and_room(self, room_id, stream_key): + sql = ( + "SELECT max(topological_ordering) FROM events" + " WHERE room_id = ? AND stream_ordering < ?" + ) + return self._execute( + "get_max_topological_token_for_stream_and_room", None, + sql, room_id, stream_key, + ).addCallback( + lambda r: r[0][0] if r else 0 + ) + def _get_max_topological_txn(self, txn): txn.execute( "SELECT MAX(topological_ordering) FROM events" @@ -444,27 +598,21 @@ class StreamStore(SQLBaseStore): rows = txn.fetchall() return rows[0][0] if rows else 0 - @defer.inlineCallbacks - def _get_min_token(self): - row = yield self._execute( - "_get_min_token", None, "SELECT MIN(stream_ordering) FROM events" - ) - - self.min_token = row[0][0] if row and row[0] and row[0][0] else -1 - self.min_token = min(self.min_token, -1) - - logger.debug("min_token is: %s", self.min_token) - - defer.returnValue(self.min_token) - @staticmethod - def _set_before_and_after(events, rows): + def _set_before_and_after(events, rows, topo_order=True): for event, row in zip(events, rows): stream = row["stream_ordering"] - topo = event.depth + if topo_order: + topo = event.depth + else: + topo = None internal = event.internal_metadata internal.before = str(RoomStreamToken(topo, stream - 1)) internal.after = str(RoomStreamToken(topo, stream)) + internal.order = ( + int(topo) if topo else 0, + int(stream), + ) @defer.inlineCallbacks def get_events_around(self, room_id, event_id, before_limit, after_limit): diff --git a/synapse/storage/tags.py b/synapse/storage/tags.py index ed9c91e5ea..a0e6b42b30 100644 --- a/synapse/storage/tags.py +++ b/synapse/storage/tags.py @@ -16,7 +16,6 @@ from ._base import SQLBaseStore from synapse.util.caches.descriptors import cached from twisted.internet import defer -from .util.id_generators import StreamIdGenerator import ujson as json import logging @@ -25,20 +24,13 @@ logger = logging.getLogger(__name__) class TagsStore(SQLBaseStore): - def __init__(self, hs): - super(TagsStore, self).__init__(hs) - - self._account_data_id_gen = StreamIdGenerator( - "account_data_max_stream_id", "stream_id" - ) - def get_max_account_data_stream_id(self): """Get the current max stream id for the private user data stream Returns: A deferred int. """ - return self._account_data_id_gen.get_max_token(self) + return self._account_data_id_gen.get_max_token() @cached() def get_tags_for_user(self, user_id): @@ -67,6 +59,59 @@ class TagsStore(SQLBaseStore): return deferred @defer.inlineCallbacks + def get_all_updated_tags(self, last_id, current_id, limit): + """Get all the client tags that have changed on the server + Args: + last_id(int): The position to fetch from. + current_id(int): The position to fetch up to. + Returns: + A deferred list of tuples of stream_id int, user_id string, + room_id string, tag string and content string. + """ + def get_all_updated_tags_txn(txn): + sql = ( + "SELECT stream_id, user_id, room_id" + " FROM room_tags_revisions as r" + " WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC LIMIT ?" + ) + txn.execute(sql, (last_id, current_id, limit)) + return txn.fetchall() + + tag_ids = yield self.runInteraction( + "get_all_updated_tags", get_all_updated_tags_txn + ) + + def get_tag_content(txn, tag_ids): + sql = ( + "SELECT tag, content" + " FROM room_tags" + " WHERE user_id=? AND room_id=?" + ) + results = [] + for stream_id, user_id, room_id in tag_ids: + txn.execute(sql, (user_id, room_id)) + tags = [] + for tag, content in txn.fetchall(): + tags.append(json.dumps(tag) + ":" + content) + tag_json = "{" + ",".join(tags) + "}" + results.append((stream_id, user_id, room_id, tag_json)) + + return results + + batch_size = 50 + results = [] + for i in xrange(0, len(tag_ids), batch_size): + tags = yield self.runInteraction( + "get_all_updated_tag_content", + get_tag_content, + tag_ids[i:i + batch_size], + ) + results.extend(tags) + + defer.returnValue(results) + + @defer.inlineCallbacks def get_updated_tags(self, user_id, stream_id): """Get all the tags for the rooms where the tags have changed since the given version @@ -87,6 +132,12 @@ class TagsStore(SQLBaseStore): room_ids = [row[0] for row in txn.fetchall()] return room_ids + changed = self._account_data_stream_cache.has_entity_changed( + user_id, int(stream_id) + ) + if not changed: + defer.returnValue({}) + room_ids = yield self.runInteraction( "get_updated_tags", get_updated_tags_txn ) @@ -144,12 +195,12 @@ class TagsStore(SQLBaseStore): ) self._update_revision_txn(txn, user_id, room_id, next_id) - with (yield self._account_data_id_gen.get_next(self)) as next_id: + with self._account_data_id_gen.get_next() as next_id: yield self.runInteraction("add_tag", add_tag_txn, next_id) self.get_tags_for_user.invalidate((user_id,)) - result = yield self._account_data_id_gen.get_max_token(self) + result = self._account_data_id_gen.get_max_token() defer.returnValue(result) @defer.inlineCallbacks @@ -166,12 +217,12 @@ class TagsStore(SQLBaseStore): txn.execute(sql, (user_id, room_id, tag)) self._update_revision_txn(txn, user_id, room_id, next_id) - with (yield self._account_data_id_gen.get_next(self)) as next_id: + with self._account_data_id_gen.get_next() as next_id: yield self.runInteraction("remove_tag", remove_tag_txn, next_id) self.get_tags_for_user.invalidate((user_id,)) - result = yield self._account_data_id_gen.get_max_token(self) + result = self._account_data_id_gen.get_max_token() defer.returnValue(result) def _update_revision_txn(self, txn, user_id, room_id, next_id): @@ -184,6 +235,11 @@ class TagsStore(SQLBaseStore): next_id(int): The the revision to advance to. """ + txn.call_after( + self._account_data_stream_cache.entity_has_changed, + user_id, next_id + ) + update_max_id_sql = ( "UPDATE account_data_max_stream_id" " SET stream_id = ?" diff --git a/synapse/storage/transactions.py b/synapse/storage/transactions.py index 4475c451c1..d338dfcf0a 100644 --- a/synapse/storage/transactions.py +++ b/synapse/storage/transactions.py @@ -117,7 +117,7 @@ class TransactionStore(SQLBaseStore): def _prep_send_transaction(self, txn, transaction_id, destination, origin_server_ts): - next_id = self._transaction_id_gen.get_next_txn(txn) + next_id = self._transaction_id_gen.get_next() # First we find out what the prev_txns should be. # Since we know that we are only sending one transaction at a time, diff --git a/synapse/storage/util/id_generators.py b/synapse/storage/util/id_generators.py index f58bf7fd2c..a02dfc7d58 100644 --- a/synapse/storage/util/id_generators.py +++ b/synapse/storage/util/id_generators.py @@ -13,51 +13,28 @@ # See the License for the specific language governing permissions and # limitations under the License. -from twisted.internet import defer - from collections import deque import contextlib import threading class IdGenerator(object): - def __init__(self, table, column, store): - self.table = table - self.column = column - self.store = store + def __init__(self, db_conn, table, column): self._lock = threading.Lock() - self._next_id = None + self._next_id = _load_max_id(db_conn, table, column) - @defer.inlineCallbacks def get_next(self): - if self._next_id is None: - yield self.store.runInteraction( - "IdGenerator_%s" % (self.table,), - self.get_next_txn, - ) - with self._lock: - i = self._next_id self._next_id += 1 - defer.returnValue(i) + return self._next_id - def get_next_txn(self, txn): - with self._lock: - if self._next_id: - i = self._next_id - self._next_id += 1 - return i - else: - txn.execute( - "SELECT MAX(%s) FROM %s" % (self.column, self.table,) - ) - - val, = txn.fetchone() - cur = val or 0 - cur += 1 - self._next_id = cur + 1 - return cur +def _load_max_id(db_conn, table, column): + cur = db_conn.cursor() + cur.execute("SELECT MAX(%s) FROM %s" % (column, table,)) + val, = cur.fetchone() + cur.close() + return int(val) if val else 1 class StreamIdGenerator(object): @@ -69,31 +46,25 @@ class StreamIdGenerator(object): persistence of events can complete out of order. Usage: - with stream_id_gen.get_next_txn(txn) as stream_id: + with stream_id_gen.get_next() as stream_id: # ... persist event ... """ - def __init__(self, table, column): - self.table = table - self.column = column - + def __init__(self, db_conn, table, column, extra_tables=[]): self._lock = threading.Lock() - - self._current_max = None + self._current_max = _load_max_id(db_conn, table, column) + for table, column in extra_tables: + self._current_max = max( + self._current_max, + _load_max_id(db_conn, table, column) + ) self._unfinished_ids = deque() - @defer.inlineCallbacks - def get_next(self, store): + def get_next(self): """ Usage: - with yield stream_id_gen.get_next as stream_id: + with stream_id_gen.get_next() as stream_id: # ... persist event ... """ - if not self._current_max: - yield store.runInteraction( - "_compute_current_max", - self._get_or_compute_current_max, - ) - with self._lock: self._current_max += 1 next_id = self._current_max @@ -108,21 +79,14 @@ class StreamIdGenerator(object): with self._lock: self._unfinished_ids.remove(next_id) - defer.returnValue(manager()) + return manager() - @defer.inlineCallbacks - def get_next_mult(self, store, n): + def get_next_mult(self, n): """ Usage: - with yield stream_id_gen.get_next(store, n) as stream_ids: + with stream_id_gen.get_next(n) as stream_ids: # ... persist events ... """ - if not self._current_max: - yield store.runInteraction( - "_compute_current_max", - self._get_or_compute_current_max, - ) - with self._lock: next_ids = range(self._current_max + 1, self._current_max + n + 1) self._current_max += n @@ -139,31 +103,61 @@ class StreamIdGenerator(object): for next_id in next_ids: self._unfinished_ids.remove(next_id) - defer.returnValue(manager()) + return manager() - @defer.inlineCallbacks - def get_max_token(self, store): + def get_max_token(self): """Returns the maximum stream id such that all stream ids less than or equal to it have been successfully persisted. """ - if not self._current_max: - yield store.runInteraction( - "_compute_current_max", - self._get_or_compute_current_max, - ) - with self._lock: if self._unfinished_ids: - defer.returnValue(self._unfinished_ids[0] - 1) + return self._unfinished_ids[0] - 1 + + return self._current_max + + +class ChainedIdGenerator(object): + """Used to generate new stream ids where the stream must be kept in sync + with another stream. It generates pairs of IDs, the first element is an + integer ID for this stream, the second element is the ID for the stream + that this stream needs to be kept in sync with.""" - defer.returnValue(self._current_max) + def __init__(self, chained_generator, db_conn, table, column): + self.chained_generator = chained_generator + self._lock = threading.Lock() + self._current_max = _load_max_id(db_conn, table, column) + self._unfinished_ids = deque() - def _get_or_compute_current_max(self, txn): + def get_next(self): + """ + Usage: + with stream_id_gen.get_next() as (stream_id, chained_id): + # ... persist event ... + """ with self._lock: - txn.execute("SELECT MAX(%s) FROM %s" % (self.column, self.table)) - rows = txn.fetchall() - val, = rows[0] + self._current_max += 1 + next_id = self._current_max + chained_id = self.chained_generator.get_max_token() - self._current_max = int(val) if val else 1 + self._unfinished_ids.append((next_id, chained_id)) - return self._current_max + @contextlib.contextmanager + def manager(): + try: + yield (next_id, chained_id) + finally: + with self._lock: + self._unfinished_ids.remove((next_id, chained_id)) + + return manager() + + def get_max_token(self): + """Returns the maximum stream id such that all stream ids less than or + equal to it have been successfully persisted. + """ + with self._lock: + if self._unfinished_ids: + stream_id, chained_id = self._unfinished_ids[0] + return (stream_id - 1, chained_id) + + return (self._current_max, self.chained_generator.get_max_token()) diff --git a/synapse/streams/events.py b/synapse/streams/events.py index 5ddf4e988b..d4c0bb6732 100644 --- a/synapse/streams/events.py +++ b/synapse/streams/events.py @@ -38,9 +38,12 @@ class EventSources(object): name: cls(hs) for name, cls in EventSources.SOURCE_TYPES.items() } + self.store = hs.get_datastore() @defer.inlineCallbacks def get_current_token(self, direction='f'): + push_rules_key, _ = self.store.get_push_rules_stream_token() + token = StreamToken( room_key=( yield self.sources["room"].get_current_key(direction) @@ -57,5 +60,6 @@ class EventSources(object): account_data_key=( yield self.sources["account_data"].get_current_key() ), + push_rules_key=push_rules_key, ) defer.returnValue(token) diff --git a/synapse/types.py b/synapse/types.py index 2095837ba6..5b166835bd 100644 --- a/synapse/types.py +++ b/synapse/types.py @@ -73,6 +73,14 @@ class DomainSpecificString( """Return a string encoding the fields of the structure object.""" return "%s%s:%s" % (self.SIGIL, self.localpart, self.domain) + @classmethod + def is_valid(cls, s): + try: + cls.from_string(s) + return True + except: + return False + __str__ = to_string @classmethod @@ -107,6 +115,7 @@ class StreamToken( "typing_key", "receipt_key", "account_data_key", + "push_rules_key", )) ): _SEPARATOR = "_" @@ -142,6 +151,7 @@ class StreamToken( or (int(other.typing_key) < int(self.typing_key)) or (int(other.receipt_key) < int(self.receipt_key)) or (int(other.account_data_key) < int(self.account_data_key)) + or (int(other.push_rules_key) < int(self.push_rules_key)) ) def copy_and_advance(self, key, new_value): @@ -166,6 +176,11 @@ class StreamToken( return StreamToken(**d) +StreamToken.START = StreamToken( + *(["s0"] + ["0"] * (len(StreamToken._fields) - 1)) +) + + class RoomStreamToken(namedtuple("_StreamToken", "topological stream")): """Tokens are positions between events. The token "s1" comes after event 1. diff --git a/synapse/util/__init__.py b/synapse/util/__init__.py index f1fe963adf..3b9da5b34a 100644 --- a/synapse/util/__init__.py +++ b/synapse/util/__init__.py @@ -13,7 +13,7 @@ # See the License for the specific language governing permissions and # limitations under the License. -from synapse.util.logcontext import LoggingContext, PreserveLoggingContext +from synapse.util.logcontext import PreserveLoggingContext from twisted.internet import defer, reactor, task @@ -42,11 +42,11 @@ class Clock(object): def time_msec(self): """Returns the current system time in miliseconds since epoch.""" - return self.time() * 1000 + return int(self.time() * 1000) def looping_call(self, f, msec): l = task.LoopingCall(f) - l.start(msec/1000.0, now=False) + l.start(msec / 1000.0, now=False) return l def stop_looping_call(self, loop): @@ -61,10 +61,8 @@ class Clock(object): *args: Postional arguments to pass to function. **kwargs: Key arguments to pass to function. """ - current_context = LoggingContext.current_context() - def wrapped_callback(*args, **kwargs): - with PreserveLoggingContext(current_context): + with PreserveLoggingContext(): callback(*args, **kwargs) with PreserveLoggingContext(): diff --git a/synapse/util/async.py b/synapse/util/async.py index 200edd404c..640fae3890 100644 --- a/synapse/util/async.py +++ b/synapse/util/async.py @@ -16,13 +16,16 @@ from twisted.internet import defer, reactor -from .logcontext import preserve_context_over_deferred +from .logcontext import PreserveLoggingContext +@defer.inlineCallbacks def sleep(seconds): d = defer.Deferred() - reactor.callLater(seconds, d.callback, seconds) - return preserve_context_over_deferred(d) + with PreserveLoggingContext(): + reactor.callLater(seconds, d.callback, seconds) + res = yield d + defer.returnValue(res) def run_on_reactor(): @@ -54,6 +57,7 @@ class ObservableDeferred(object): object.__setattr__(self, "_result", (True, r)) while self._observers: try: + # TODO: Handle errors here. self._observers.pop().callback(r) except: pass @@ -63,6 +67,7 @@ class ObservableDeferred(object): object.__setattr__(self, "_result", (False, f)) while self._observers: try: + # TODO: Handle errors here. self._observers.pop().errback(f) except: pass diff --git a/synapse/util/caches/descriptors.py b/synapse/util/caches/descriptors.py index 88e56e3302..35544b19fd 100644 --- a/synapse/util/caches/descriptors.py +++ b/synapse/util/caches/descriptors.py @@ -18,6 +18,9 @@ from synapse.util.async import ObservableDeferred from synapse.util import unwrapFirstError from synapse.util.caches.lrucache import LruCache from synapse.util.caches.treecache import TreeCache +from synapse.util.logcontext import ( + PreserveLoggingContext, preserve_context_over_deferred, preserve_context_over_fn +) from . import caches_by_name, DEBUG_CACHES, cache_counter @@ -25,6 +28,7 @@ from twisted.internet import defer from collections import OrderedDict +import os import functools import inspect import threading @@ -35,6 +39,9 @@ logger = logging.getLogger(__name__) _CacheSentinel = object() +CACHE_SIZE_FACTOR = float(os.environ.get("SYNAPSE_CACHE_FACTOR", 0.1)) + + class Cache(object): def __init__(self, name, max_entries=1000, keylen=1, lru=True, tree=False): @@ -137,6 +144,8 @@ class CacheDescriptor(object): """ def __init__(self, orig, max_entries=1000, num_args=1, lru=True, tree=False, inlineCallbacks=False): + max_entries = int(max_entries * CACHE_SIZE_FACTOR) + self.orig = orig if inlineCallbacks: @@ -149,7 +158,7 @@ class CacheDescriptor(object): self.lru = lru self.tree = tree - self.arg_names = inspect.getargspec(orig).args[1:num_args+1] + self.arg_names = inspect.getargspec(orig).args[1:num_args + 1] if len(self.arg_names) < self.num_args: raise Exception( @@ -190,7 +199,7 @@ class CacheDescriptor(object): defer.returnValue(cached_result) observer.addCallback(check_result) - return observer + return preserve_context_over_deferred(observer) except KeyError: # Get the sequence number of the cache before reading from the # database so that we can tell if the cache is invalidated @@ -198,6 +207,7 @@ class CacheDescriptor(object): sequence = self.cache.sequence ret = defer.maybeDeferred( + preserve_context_over_fn, self.function_to_call, obj, *args, **kwargs ) @@ -211,7 +221,7 @@ class CacheDescriptor(object): ret = ObservableDeferred(ret, consumeErrors=True) self.cache.update(sequence, cache_key, ret) - return ret.observe() + return preserve_context_over_deferred(ret.observe()) wrapped.invalidate = self.cache.invalidate wrapped.invalidate_all = self.cache.invalidate_all @@ -250,7 +260,7 @@ class CacheListDescriptor(object): self.num_args = num_args self.list_name = list_name - self.arg_names = inspect.getargspec(orig).args[1:num_args+1] + self.arg_names = inspect.getargspec(orig).args[1:num_args + 1] self.list_pos = self.arg_names.index(self.list_name) self.cache = cache @@ -299,6 +309,7 @@ class CacheListDescriptor(object): args_to_call[self.list_name] = missing ret_d = defer.maybeDeferred( + preserve_context_over_fn, self.function_to_call, **args_to_call ) @@ -308,7 +319,8 @@ class CacheListDescriptor(object): # We need to create deferreds for each arg in the list so that # we can insert the new deferred into the cache. for arg in missing: - observer = ret_d.observe() + with PreserveLoggingContext(): + observer = ret_d.observe() observer.addCallback(lambda r, arg: r.get(arg, None), arg) observer = ObservableDeferred(observer) @@ -327,10 +339,10 @@ class CacheListDescriptor(object): cached[arg] = res - return defer.gatherResults( + return preserve_context_over_deferred(defer.gatherResults( cached.values(), consumeErrors=True, - ).addErrback(unwrapFirstError).addCallback(lambda res: dict(res)) + ).addErrback(unwrapFirstError).addCallback(lambda res: dict(res))) obj.__dict__[self.orig.__name__] = wrapped diff --git a/synapse/util/caches/expiringcache.py b/synapse/util/caches/expiringcache.py index 494226f5ea..2b68c1ac93 100644 --- a/synapse/util/caches/expiringcache.py +++ b/synapse/util/caches/expiringcache.py @@ -13,6 +13,8 @@ # See the License for the specific language governing permissions and # limitations under the License. +from synapse.util.caches import cache_counter, caches_by_name + import logging @@ -47,6 +49,8 @@ class ExpiringCache(object): self._cache = {} + caches_by_name[cache_name] = self._cache + def start(self): if not self._expiry_ms: # Don't bother starting the loop if things never expire @@ -55,7 +59,7 @@ class ExpiringCache(object): def f(): self._prune_cache() - self._clock.looping_call(f, self._expiry_ms/2) + self._clock.looping_call(f, self._expiry_ms / 2) def __setitem__(self, key, value): now = self._clock.time_msec() @@ -65,14 +69,19 @@ class ExpiringCache(object): if self._max_len and len(self._cache.keys()) > self._max_len: sorted_entries = sorted( self._cache.items(), - key=lambda (k, v): v.time, + key=lambda item: item[1].time, ) for k, _ in sorted_entries[self._max_len:]: self._cache.pop(k) def __getitem__(self, key): - entry = self._cache[key] + try: + entry = self._cache[key] + cache_counter.inc_hits(self._cache_name) + except KeyError: + cache_counter.inc_misses(self._cache_name) + raise if self._reset_expiry_on_get: entry.time = self._clock.time_msec() @@ -105,9 +114,12 @@ class ExpiringCache(object): logger.debug( "[%s] _prune_cache before: %d, after len: %d", - self._cache_name, begin_length, len(self._cache.keys()) + self._cache_name, begin_length, len(self._cache) ) + def __len__(self): + return len(self._cache) + class _CacheEntry(object): def __init__(self, time, value): diff --git a/synapse/util/caches/lrucache.py b/synapse/util/caches/lrucache.py index e6a66dc041..f7423f2fab 100644 --- a/synapse/util/caches/lrucache.py +++ b/synapse/util/caches/lrucache.py @@ -37,7 +37,7 @@ class LruCache(object): """ def __init__(self, max_size, keylen=1, cache_type=dict): cache = cache_type() - self.size = 0 + self.cache = cache # Used for introspection. list_root = [] list_root[:] = [list_root, list_root, None, None] @@ -60,7 +60,6 @@ class LruCache(object): prev_node[NEXT] = node next_node[PREV] = node cache[key] = node - self.size += 1 def move_node_to_front(node): prev_node = node[PREV] @@ -79,7 +78,6 @@ class LruCache(object): next_node = node[NEXT] prev_node[NEXT] = next_node next_node[PREV] = prev_node - self.size -= 1 @synchronized def cache_get(key, default=None): @@ -98,7 +96,7 @@ class LruCache(object): node[VALUE] = value else: add_node(key, value) - if self.size > max_size: + if len(cache) > max_size: todelete = list_root[PREV] delete_node(todelete) cache.pop(todelete[KEY], None) @@ -110,7 +108,7 @@ class LruCache(object): return node[VALUE] else: add_node(key, value) - if self.size > max_size: + if len(cache) > max_size: todelete = list_root[PREV] delete_node(todelete) cache.pop(todelete[KEY], None) @@ -145,7 +143,7 @@ class LruCache(object): @synchronized def cache_len(): - return self.size + return len(cache) @synchronized def cache_contains(key): diff --git a/synapse/util/caches/snapshot_cache.py b/synapse/util/caches/snapshot_cache.py index b1e40417fd..d03678b8c8 100644 --- a/synapse/util/caches/snapshot_cache.py +++ b/synapse/util/caches/snapshot_cache.py @@ -87,7 +87,8 @@ class SnapshotCache(object): # expire from the rotation of that cache. self.next_result_cache[key] = result self.pending_result_cache.pop(key, None) + return r - result.observe().addBoth(shuffle_along) + result.addBoth(shuffle_along) return result.observe() diff --git a/synapse/util/caches/stream_change_cache.py b/synapse/util/caches/stream_change_cache.py new file mode 100644 index 0000000000..ea8a74ca69 --- /dev/null +++ b/synapse/util/caches/stream_change_cache.py @@ -0,0 +1,123 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +from synapse.util.caches import cache_counter, caches_by_name + + +from blist import sorteddict +import logging +import os + + +logger = logging.getLogger(__name__) + + +CACHE_SIZE_FACTOR = float(os.environ.get("SYNAPSE_CACHE_FACTOR", 0.1)) + + +class StreamChangeCache(object): + """Keeps track of the stream positions of the latest change in a set of entities. + + Typically the entity will be a room or user id. + + Given a list of entities and a stream position, it will give a subset of + entities that may have changed since that position. If position key is too + old then the cache will simply return all given entities. + """ + def __init__(self, name, current_stream_pos, max_size=10000, prefilled_cache={}): + self._max_size = int(max_size * CACHE_SIZE_FACTOR) + self._entity_to_key = {} + self._cache = sorteddict() + self._earliest_known_stream_pos = current_stream_pos + self.name = name + caches_by_name[self.name] = self._cache + + for entity, stream_pos in prefilled_cache.items(): + self.entity_has_changed(entity, stream_pos) + + def has_entity_changed(self, entity, stream_pos): + """Returns True if the entity may have been updated since stream_pos + """ + assert type(stream_pos) is int + + if stream_pos < self._earliest_known_stream_pos: + cache_counter.inc_misses(self.name) + return True + + latest_entity_change_pos = self._entity_to_key.get(entity, None) + if latest_entity_change_pos is None: + cache_counter.inc_hits(self.name) + return False + + if stream_pos < latest_entity_change_pos: + cache_counter.inc_misses(self.name) + return True + + cache_counter.inc_hits(self.name) + return False + + def get_entities_changed(self, entities, stream_pos): + """Returns subset of entities that have had new things since the + given position. If the position is too old it will just return the given list. + """ + assert type(stream_pos) is int + + if stream_pos >= self._earliest_known_stream_pos: + keys = self._cache.keys() + i = keys.bisect_right(stream_pos) + + result = set( + self._cache[k] for k in keys[i:] + ).intersection(entities) + + cache_counter.inc_hits(self.name) + else: + result = entities + cache_counter.inc_misses(self.name) + + return result + + def get_all_entities_changed(self, stream_pos): + """Returns all entites that have had new things since the given + position. If the position is too old it will return None. + """ + assert type(stream_pos) is int + + if stream_pos >= self._earliest_known_stream_pos: + keys = self._cache.keys() + i = keys.bisect_right(stream_pos) + + return [self._cache[k] for k in keys[i:]] + else: + return None + + def entity_has_changed(self, entity, stream_pos): + """Informs the cache that the entity has been changed at the given + position. + """ + assert type(stream_pos) is int + + if stream_pos > self._earliest_known_stream_pos: + old_pos = self._entity_to_key.get(entity, None) + if old_pos is not None: + stream_pos = max(stream_pos, old_pos) + self._cache.pop(old_pos, None) + self._cache[stream_pos] = entity + self._entity_to_key[entity] = stream_pos + + while len(self._cache) > self._max_size: + k, r = self._cache.popitem() + self._earliest_known_stream_pos = max(k, self._earliest_known_stream_pos) + self._entity_to_key.pop(r, None) diff --git a/synapse/util/caches/treecache.py b/synapse/util/caches/treecache.py index 3b58860910..03bc1401b7 100644 --- a/synapse/util/caches/treecache.py +++ b/synapse/util/caches/treecache.py @@ -8,6 +8,7 @@ class TreeCache(object): Keys must be tuples. """ def __init__(self): + self.size = 0 self.root = {} def __setitem__(self, key, value): @@ -20,7 +21,8 @@ class TreeCache(object): node = self.root for k in key[:-1]: node = node.setdefault(k, {}) - node[key[-1]] = value + node[key[-1]] = _Entry(value) + self.size += 1 def get(self, key, default=None): node = self.root @@ -28,9 +30,10 @@ class TreeCache(object): node = node.get(k, None) if node is None: return default - return node.get(key[-1], default) + return node.get(key[-1], _Entry(default)).value def clear(self): + self.size = 0 self.root = {} def pop(self, key, default=None): @@ -55,6 +58,35 @@ class TreeCache(object): if n: break - node_and_keys[i+1][0].pop(k) + node_and_keys[i + 1][0].pop(k) + popped, cnt = _strip_and_count_entires(popped) + self.size -= cnt return popped + + def __len__(self): + return self.size + + +class _Entry(object): + __slots__ = ["value"] + + def __init__(self, value): + self.value = value + + +def _strip_and_count_entires(d): + """Takes an _Entry or dict with leaves of _Entry's, and either returns the + value or a dictionary with _Entry's replaced by their values. + + Also returns the count of _Entry's + """ + if isinstance(d, dict): + cnt = 0 + for key, value in d.items(): + v, n = _strip_and_count_entires(value) + d[key] = v + cnt += n + return d, cnt + else: + return d.value, 1 diff --git a/synapse/util/distributor.py b/synapse/util/distributor.py index 4ebfebf701..8875813de4 100644 --- a/synapse/util/distributor.py +++ b/synapse/util/distributor.py @@ -15,9 +15,7 @@ from twisted.internet import defer -from synapse.util.logcontext import ( - PreserveLoggingContext, preserve_context_over_deferred, -) +from synapse.util.logcontext import PreserveLoggingContext from synapse.util import unwrapFirstError @@ -97,6 +95,7 @@ class Signal(object): Each observer callable may return a Deferred.""" self.observers.append(observer) + @defer.inlineCallbacks def fire(self, *args, **kwargs): """Invokes every callable in the observer list, passing in the args and kwargs. Exceptions thrown by observers are logged but ignored. It is @@ -116,6 +115,7 @@ class Signal(object): failure.getTracebackObject())) if not self.suppress_failures: return failure + return defer.maybeDeferred(observer, *args, **kwargs).addErrback(eb) with PreserveLoggingContext(): @@ -124,8 +124,11 @@ class Signal(object): for observer in self.observers ] - d = defer.gatherResults(deferreds, consumeErrors=True) + res = yield defer.gatherResults( + deferreds, consumeErrors=True + ).addErrback(unwrapFirstError) - d.addErrback(unwrapFirstError) + defer.returnValue(res) - return preserve_context_over_deferred(d) + def __repr__(self): + return "<Signal name=%r>" % (self.name,) diff --git a/synapse/util/logcontext.py b/synapse/util/logcontext.py index 0595c0fa4f..5316259d15 100644 --- a/synapse/util/logcontext.py +++ b/synapse/util/logcontext.py @@ -41,13 +41,14 @@ except: class LoggingContext(object): """Additional context for log formatting. Contexts are scoped within a - "with" block. Contexts inherit the state of their parent contexts. + "with" block. Args: name (str): Name for the context for debugging. """ __slots__ = [ - "parent_context", "name", "usage_start", "usage_end", "main_thread", "__dict__" + "previous_context", "name", "usage_start", "usage_end", "main_thread", + "__dict__", "tag", "alive", ] thread_local = threading.local() @@ -72,10 +73,13 @@ class LoggingContext(object): def add_database_transaction(self, duration_ms): pass + def __nonzero__(self): + return False + sentinel = Sentinel() def __init__(self, name=None): - self.parent_context = None + self.previous_context = LoggingContext.current_context() self.name = name self.ru_stime = 0. self.ru_utime = 0. @@ -83,6 +87,8 @@ class LoggingContext(object): self.db_txn_duration = 0. self.usage_start = None self.main_thread = threading.current_thread() + self.tag = "" + self.alive = True def __str__(self): return "%s@%x" % (self.name, id(self)) @@ -101,6 +107,7 @@ class LoggingContext(object): The context that was previously active """ current = cls.current_context() + if current is not context: current.stop() cls.thread_local.current_context = context @@ -109,9 +116,13 @@ class LoggingContext(object): def __enter__(self): """Enters this logging context into thread local storage""" - if self.parent_context is not None: - raise Exception("Attempt to enter logging context multiple times") - self.parent_context = self.set_current_context(self) + old_context = self.set_current_context(self) + if self.previous_context != old_context: + logger.warn( + "Expected previous context %r, found %r", + self.previous_context, old_context + ) + self.alive = True return self def __exit__(self, type, value, traceback): @@ -120,7 +131,7 @@ class LoggingContext(object): Returns: None to avoid suppressing any exeptions that were thrown. """ - current = self.set_current_context(self.parent_context) + current = self.set_current_context(self.previous_context) if current is not self: if current is self.sentinel: logger.debug("Expected logging context %s has been lost", self) @@ -130,16 +141,11 @@ class LoggingContext(object): current, self ) - self.parent_context = None - - def __getattr__(self, name): - """Delegate member lookup to parent context""" - return getattr(self.parent_context, name) + self.previous_context = None + self.alive = False def copy_to(self, record): - """Copy fields from this context and its parents to the record""" - if self.parent_context is not None: - self.parent_context.copy_to(record) + """Copy fields from this context to the record""" for key, value in self.__dict__.items(): setattr(record, key, value) @@ -208,7 +214,7 @@ class PreserveLoggingContext(object): exited. Used to restore the context after a function using @defer.inlineCallbacks is resumed by a callback from the reactor.""" - __slots__ = ["current_context", "new_context"] + __slots__ = ["current_context", "new_context", "has_parent"] def __init__(self, new_context=LoggingContext.sentinel): self.new_context = new_context @@ -219,12 +225,27 @@ class PreserveLoggingContext(object): self.new_context ) + if self.current_context: + self.has_parent = self.current_context.previous_context is not None + if not self.current_context.alive: + logger.debug( + "Entering dead context: %s", + self.current_context, + ) + def __exit__(self, type, value, traceback): """Restores the current logging context""" - LoggingContext.set_current_context(self.current_context) + context = LoggingContext.set_current_context(self.current_context) + + if context != self.new_context: + logger.debug( + "Unexpected logging context: %s is not %s", + context, self.new_context, + ) + if self.current_context is not LoggingContext.sentinel: - if self.current_context.parent_context is None: - logger.warn( + if not self.current_context.alive: + logger.debug( "Restoring dead context: %s", self.current_context, ) @@ -284,3 +305,74 @@ def preserve_context_over_deferred(deferred): d = _PreservingContextDeferred(current_context) deferred.chainDeferred(d) return d + + +def preserve_fn(f): + """Ensures that function is called with correct context and that context is + restored after return. Useful for wrapping functions that return a deferred + which you don't yield on. + """ + current = LoggingContext.current_context() + + def g(*args, **kwargs): + with PreserveLoggingContext(current): + return f(*args, **kwargs) + + return g + + +# modules to ignore in `logcontext_tracer` +_to_ignore = [ + "synapse.util.logcontext", + "synapse.http.server", + "synapse.storage._base", + "synapse.util.async", +] + + +def logcontext_tracer(frame, event, arg): + """A tracer that logs whenever a logcontext "unexpectedly" changes within + a function. Probably inaccurate. + + Use by calling `sys.settrace(logcontext_tracer)` in the main thread. + """ + if event == 'call': + name = frame.f_globals["__name__"] + if name.startswith("synapse"): + if name == "synapse.util.logcontext": + if frame.f_code.co_name in ["__enter__", "__exit__"]: + tracer = frame.f_back.f_trace + if tracer: + tracer.just_changed = True + + tracer = frame.f_trace + if tracer: + return tracer + + if not any(name.startswith(ig) for ig in _to_ignore): + return LineTracer() + + +class LineTracer(object): + __slots__ = ["context", "just_changed"] + + def __init__(self): + self.context = LoggingContext.current_context() + self.just_changed = False + + def __call__(self, frame, event, arg): + if event in 'line': + if self.just_changed: + self.context = LoggingContext.current_context() + self.just_changed = False + else: + c = LoggingContext.current_context() + if c != self.context: + logger.info( + "Context changed! %s -> %s, %s, %s", + self.context, c, + frame.f_code.co_filename, frame.f_lineno + ) + self.context = c + + return self diff --git a/synapse/util/logutils.py b/synapse/util/logutils.py index d5b1a37eff..3a83828d25 100644 --- a/synapse/util/logutils.py +++ b/synapse/util/logutils.py @@ -111,7 +111,7 @@ def time_function(f): _log_debug_as_f( f, "[FUNC END] {%s-%d} %f", - (func_name, id, end-start,), + (func_name, id, end - start,), ) return r @@ -168,3 +168,38 @@ def trace_function(f): wrapped.__name__ = func_name return wrapped + + +def get_previous_frames(): + s = inspect.currentframe().f_back.f_back + to_return = [] + while s: + if s.f_globals["__name__"].startswith("synapse"): + filename, lineno, function, _, _ = inspect.getframeinfo(s) + args_string = inspect.formatargvalues(*inspect.getargvalues(s)) + + to_return.append("{{ %s:%d %s - Args: %s }}" % ( + filename, lineno, function, args_string + )) + + s = s.f_back + + return ", ". join(to_return) + + +def get_previous_frame(ignore=[]): + s = inspect.currentframe().f_back.f_back + + while s: + if s.f_globals["__name__"].startswith("synapse"): + if not any(s.f_globals["__name__"].startswith(ig) for ig in ignore): + filename, lineno, function, _, _ = inspect.getframeinfo(s) + args_string = inspect.formatargvalues(*inspect.getargvalues(s)) + + return "{{ %s:%d %s - Args: %s }}" % ( + filename, lineno, function, args_string + ) + + s = s.f_back + + return None diff --git a/synapse/util/metrics.py b/synapse/util/metrics.py new file mode 100644 index 0000000000..c51b641125 --- /dev/null +++ b/synapse/util/metrics.py @@ -0,0 +1,97 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + + +from synapse.util.logcontext import LoggingContext +import synapse.metrics + +import logging + + +logger = logging.getLogger(__name__) + + +metrics = synapse.metrics.get_metrics_for(__name__) + +block_timer = metrics.register_distribution( + "block_timer", + labels=["block_name"] +) + +block_ru_utime = metrics.register_distribution( + "block_ru_utime", labels=["block_name"] +) + +block_ru_stime = metrics.register_distribution( + "block_ru_stime", labels=["block_name"] +) + +block_db_txn_count = metrics.register_distribution( + "block_db_txn_count", labels=["block_name"] +) + +block_db_txn_duration = metrics.register_distribution( + "block_db_txn_duration", labels=["block_name"] +) + + +class Measure(object): + __slots__ = [ + "clock", "name", "start_context", "start", "new_context", "ru_utime", + "ru_stime", "db_txn_count", "db_txn_duration" + ] + + def __init__(self, clock, name): + self.clock = clock + self.name = name + self.start_context = None + self.start = None + + def __enter__(self): + self.start = self.clock.time_msec() + self.start_context = LoggingContext.current_context() + if self.start_context: + self.ru_utime, self.ru_stime = self.start_context.get_resource_usage() + self.db_txn_count = self.start_context.db_txn_count + self.db_txn_duration = self.start_context.db_txn_duration + + def __exit__(self, exc_type, exc_val, exc_tb): + if exc_type is not None or not self.start_context: + return + + duration = self.clock.time_msec() - self.start + block_timer.inc_by(duration, self.name) + + context = LoggingContext.current_context() + + if context != self.start_context: + logger.warn( + "Context have unexpectedly changed from '%s' to '%s'. (%r)", + context, self.start_context, self.name + ) + return + + if not context: + logger.warn("Expected context. (%r)", self.name) + return + + ru_utime, ru_stime = context.get_resource_usage() + + block_ru_utime.inc_by(ru_utime - self.ru_utime, self.name) + block_ru_stime.inc_by(ru_stime - self.ru_stime, self.name) + block_db_txn_count.inc_by(context.db_txn_count - self.db_txn_count, self.name) + block_db_txn_duration.inc_by( + context.db_txn_duration - self.db_txn_duration, self.name + ) diff --git a/synapse/util/ratelimitutils.py b/synapse/util/ratelimitutils.py index c37d6f12e3..4076eed269 100644 --- a/synapse/util/ratelimitutils.py +++ b/synapse/util/ratelimitutils.py @@ -18,6 +18,7 @@ from twisted.internet import defer from synapse.api.errors import LimitExceededError from synapse.util.async import sleep +from synapse.util.logcontext import preserve_fn import collections import contextlib @@ -163,7 +164,7 @@ class _PerHostRatelimiter(object): "Ratelimit [%s]: sleeping req", id(request_id), ) - ret_defer = sleep(self.sleep_msec/1000.0) + ret_defer = preserve_fn(sleep)(self.sleep_msec / 1000.0) self.sleeping_requests.add(request_id) diff --git a/synapse/util/wheel_timer.py b/synapse/util/wheel_timer.py new file mode 100644 index 0000000000..7412fc57a4 --- /dev/null +++ b/synapse/util/wheel_timer.py @@ -0,0 +1,97 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + + +class _Entry(object): + __slots__ = ["end_key", "queue"] + + def __init__(self, end_key): + self.end_key = end_key + self.queue = [] + + +class WheelTimer(object): + """Stores arbitrary objects that will be returned after their timers have + expired. + """ + + def __init__(self, bucket_size=5000): + """ + Args: + bucket_size (int): Size of buckets in ms. Corresponds roughly to the + accuracy of the timer. + """ + self.bucket_size = bucket_size + self.entries = [] + self.current_tick = 0 + + def insert(self, now, obj, then): + """Inserts object into timer. + + Args: + now (int): Current time in msec + obj (object): Object to be inserted + then (int): When to return the object strictly after. + """ + then_key = int(then / self.bucket_size) + 1 + + if self.entries: + min_key = self.entries[0].end_key + max_key = self.entries[-1].end_key + + if then_key <= max_key: + # The max here is to protect against inserts for times in the past + self.entries[max(min_key, then_key) - min_key].queue.append(obj) + return + + next_key = int(now / self.bucket_size) + 1 + if self.entries: + last_key = self.entries[-1].end_key + else: + last_key = next_key + + # Handle the case when `then` is in the past and `entries` is empty. + then_key = max(last_key, then_key) + + # Add empty entries between the end of the current list and when we want + # to insert. This ensures there are no gaps. + self.entries.extend( + _Entry(key) for key in xrange(last_key, then_key + 1) + ) + + self.entries[-1].queue.append(obj) + + def fetch(self, now): + """Fetch any objects that have timed out + + Args: + now (ms): Current time in msec + + Returns: + list: List of objects that have timed out + """ + now_key = int(now / self.bucket_size) + + ret = [] + while self.entries and self.entries[0].end_key <= now_key: + ret.extend(self.entries.pop(0).queue) + + return ret + + def __len__(self): + l = 0 + for entry in self.entries: + l += len(entry.queue) + return l |