diff options
Diffstat (limited to 'synapse')
| -rwxr-xr-x | synapse/app/homeserver.py | 4 | ||||
| -rw-r--r-- | synapse/config/workers.py | 8 | ||||
| -rw-r--r-- | synapse/events/snapshot.py | 72 | ||||
| -rw-r--r-- | synapse/handlers/message.py | 16 | ||||
| -rw-r--r-- | synapse/replication/http/__init__.py | 31 | ||||
| -rw-r--r-- | synapse/replication/http/send_event.py | 108 | ||||
| -rw-r--r-- | synapse/storage/appservice.py | 13 | ||||
| -rw-r--r-- | synapse/types.py | 65 |
8 files changed, 304 insertions, 13 deletions
diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py index cb82a415a6..e375f2bbcf 100755 --- a/synapse/app/homeserver.py +++ b/synapse/app/homeserver.py @@ -38,6 +38,7 @@ from synapse.metrics import register_memory_metrics from synapse.metrics.resource import METRICS_PREFIX, MetricsResource from synapse.python_dependencies import CONDITIONAL_REQUIREMENTS, \ check_requirements +from synapse.replication.http import ReplicationRestResource, REPLICATION_PREFIX from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory from synapse.rest import ClientRestResource from synapse.rest.key.v1.server_key_resource import LocalKey @@ -219,6 +220,9 @@ class SynapseHomeServer(HomeServer): if name == "metrics" and self.get_config().enable_metrics: resources[METRICS_PREFIX] = MetricsResource(self) + if name == "replication": + resources[REPLICATION_PREFIX] = ReplicationRestResource(self) + return resources def start_listening(self): diff --git a/synapse/config/workers.py b/synapse/config/workers.py index 4b6884918d..80baf0ce0e 100644 --- a/synapse/config/workers.py +++ b/synapse/config/workers.py @@ -33,8 +33,16 @@ class WorkerConfig(Config): self.worker_pid_file = config.get("worker_pid_file") self.worker_log_file = config.get("worker_log_file") self.worker_log_config = config.get("worker_log_config") + + # The host used to connect to the main synapse self.worker_replication_host = config.get("worker_replication_host", None) + + # The port on the main synapse for TCP replication self.worker_replication_port = config.get("worker_replication_port", None) + + # The port on the main synapse for HTTP replication endpoint + self.worker_replication_http_port = config.get("worker_replication_http_port") + self.worker_name = config.get("worker_name", self.worker_app) self.worker_main_http_uri = config.get("worker_main_http_uri", None) diff --git a/synapse/events/snapshot.py b/synapse/events/snapshot.py index 87e3fe7b97..7b80444f73 100644 --- a/synapse/events/snapshot.py +++ b/synapse/events/snapshot.py @@ -14,6 +14,9 @@ # limitations under the License. +from frozendict import frozendict + + class EventContext(object): """ Attributes: @@ -73,3 +76,72 @@ class EventContext(object): self.prev_state_events = None self.app_service = None + + def serialize(self): + """Converts self to a type that can be serialized as JSON, and then + deserialized by `deserialize` + + Returns: + dict + """ + return { + "current_state_ids": _encode_state_dict(self.current_state_ids), + "prev_state_ids": _encode_state_dict(self.prev_state_ids), + "state_group": self.state_group, + "rejected": self.rejected, + "push_actions": self.push_actions, + "prev_group": self.prev_group, + "delta_ids": _encode_state_dict(self.delta_ids), + "prev_state_events": self.prev_state_events, + "app_service_id": self.app_service.id if self.app_service else None + } + + @staticmethod + def deserialize(store, input): + """Converts a dict that was produced by `serialize` back into a + EventContext. + + Args: + store (DataStore): Used to convert AS ID to AS object + input (dict): A dict produced by `serialize` + + Returns: + EventContext + """ + context = EventContext() + context.current_state_ids = _decode_state_dict(input["current_state_ids"]) + context.prev_state_ids = _decode_state_dict(input["prev_state_ids"]) + context.state_group = input["state_group"] + context.rejected = input["rejected"] + context.push_actions = input["push_actions"] + context.prev_group = input["prev_group"] + context.delta_ids = _decode_state_dict(input["delta_ids"]) + context.prev_state_events = input["prev_state_events"] + + app_service_id = input["app_service_id"] + if app_service_id: + context.app_service = store.get_app_service_by_id(app_service_id) + + return context + + +def _encode_state_dict(state_dict): + """Since dicts of (type, state_key) -> event_id cannot be serialized in + JSON we need to convert them to a form that can. + """ + if state_dict is None: + return None + + return [ + (etype, state_key, v) + for (etype, state_key), v in state_dict.iteritems() + ] + + +def _decode_state_dict(input): + """Decodes a state dict encoded using `_encode_state_dict` above + """ + if input is None: + return None + + return frozendict({(etype, state_key,): v for etype, state_key, v in input}) diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index a58fc37fff..92c153f300 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -28,6 +28,7 @@ from synapse.util.logcontext import preserve_fn from synapse.util.metrics import measure_func from synapse.util.frozenutils import unfreeze from synapse.visibility import filter_events_for_client +from synapse.replication.http.send_event import send_event_to_master from ._base import BaseHandler @@ -312,6 +313,9 @@ class EventCreationHandler(object): self.server_name = hs.hostname self.ratelimiter = hs.get_ratelimiter() self.notifier = hs.get_notifier() + self.config = hs.config + + self.http_client = hs.get_simple_http_client() # This is only used to get at ratelimit function, and maybe_kick_guest_users self.base_handler = BaseHandler(hs) @@ -559,6 +563,18 @@ class EventCreationHandler(object): ): # We now need to go and hit out to wherever we need to hit out to. + # If we're a worker we need to hit out to the master. + if self.config.worker_app: + yield send_event_to_master( + self.http_client, + host=self.config.worker_replication_host, + port=self.config.worker_replication_http_port, + requester=requester, + event=event, + context=context, + ) + return + if ratelimit: yield self.base_handler.ratelimit(requester) diff --git a/synapse/replication/http/__init__.py b/synapse/replication/http/__init__.py new file mode 100644 index 0000000000..b378b41646 --- /dev/null +++ b/synapse/replication/http/__init__.py @@ -0,0 +1,31 @@ +# -*- coding: utf-8 -*- +# Copyright 2018 New Vector 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 send_event + +from synapse.http.server import JsonResource + + +REPLICATION_PREFIX = "/_synapse/replication" + + +class ReplicationRestResource(JsonResource): + def __init__(self, hs): + JsonResource.__init__(self, hs, canonical_json=False) + self.register_servlets(hs) + + def register_servlets(self, hs): + send_event.register_servlets(hs, self) diff --git a/synapse/replication/http/send_event.py b/synapse/replication/http/send_event.py new file mode 100644 index 0000000000..ff9b9d2f10 --- /dev/null +++ b/synapse/replication/http/send_event.py @@ -0,0 +1,108 @@ +# -*- coding: utf-8 -*- +# Copyright 2018 New Vector 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.events import FrozenEvent +from synapse.events.snapshot import EventContext +from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.util.metrics import Measure +from synapse.types import Requester + +import logging +import re + +logger = logging.getLogger(__name__) + + +def send_event_to_master(client, host, port, requester, event, context): + """Send event to be handled on the master + + Args: + client (SimpleHttpClient) + host (str): host of master + port (int): port on master listening for HTTP replication + requester (Requester) + event (FrozenEvent) + context (EventContext) + """ + uri = "http://%s:%s/_synapse/replication/send_event" % (host, port,) + + payload = { + "event": event.get_pdu_json(), + "internal_metadata": event.internal_metadata.get_dict(), + "rejected_reason": event.rejected_reason, + "context": context.serialize(), + "requester": requester.serialize(), + } + + return client.post_json_get_json(uri, payload) + + +class ReplicationSendEventRestServlet(RestServlet): + """Handles events newly created on workers, including persisting and + notifying. + + The API looks like: + + POST /_synapse/replication/send_event + + { + "event": { .. serialized event .. }, + "internal_metadata": { .. serialized internal_metadata .. }, + "rejected_reason": .., // The event.rejected_reason field + "context": { .. serialized event context .. }, + "requester": { .. serialized requester .. }, + } + """ + PATTERNS = [re.compile("^/_synapse/replication/send_event$")] + + def __init__(self, hs): + super(ReplicationSendEventRestServlet, self).__init__() + + self.event_creation_handler = hs.get_event_creation_handler() + self.store = hs.get_datastore() + self.clock = hs.get_clock() + + @defer.inlineCallbacks + def on_POST(self, request): + with Measure(self.clock, "repl_send_event_parse"): + content = parse_json_object_from_request(request) + + event_dict = content["event"] + internal_metadata = content["internal_metadata"] + rejected_reason = content["rejected_reason"] + event = FrozenEvent(event_dict, internal_metadata, rejected_reason) + + requester = Requester.deserialize(self.store, content["requester"]) + context = EventContext.deserialize(self.store, content["context"]) + + if requester.user: + request.authenticated_entity = requester.user.to_string() + + logger.info( + "Got event to send with ID: %s into room: %s", + event.event_id, event.room_id, + ) + + yield self.event_creation_handler.handle_new_client_event( + requester, event, context, + ) + + defer.returnValue((200, {})) + + +def register_servlets(hs, http_server): + ReplicationSendEventRestServlet(hs).register(http_server) diff --git a/synapse/storage/appservice.py b/synapse/storage/appservice.py index d8c84b7141..79673b4273 100644 --- a/synapse/storage/appservice.py +++ b/synapse/storage/appservice.py @@ -99,6 +99,19 @@ class ApplicationServiceStore(SQLBaseStore): return service return None + def get_app_service_by_id(self, as_id): + """Get the application service with the given appservice ID. + + Args: + as_id (str): The application service ID. + Returns: + synapse.appservice.ApplicationService or None. + """ + for service in self.services_cache: + if service.id == as_id: + return service + return None + def get_app_service_rooms(self, service): """Get a list of RoomsForUser for this application service. diff --git a/synapse/types.py b/synapse/types.py index 6e76c016d9..7cb24cecb2 100644 --- a/synapse/types.py +++ b/synapse/types.py @@ -19,20 +19,59 @@ from synapse.api.errors import SynapseError from collections import namedtuple -Requester = namedtuple("Requester", [ +class Requester(namedtuple("Requester", [ "user", "access_token_id", "is_guest", "device_id", "app_service", -]) -""" -Represents the user making a request - -Attributes: - user (UserID): id of the user making the request - access_token_id (int|None): *ID* of the access token used for this - request, or None if it came via the appservice API or similar - is_guest (bool): True if the user making this request is a guest user - device_id (str|None): device_id which was set at authentication time - app_service (ApplicationService|None): the AS requesting on behalf of the user -""" +])): + """ + Represents the user making a request + + Attributes: + user (UserID): id of the user making the request + access_token_id (int|None): *ID* of the access token used for this + request, or None if it came via the appservice API or similar + is_guest (bool): True if the user making this request is a guest user + device_id (str|None): device_id which was set at authentication time + app_service (ApplicationService|None): the AS requesting on behalf of the user + """ + + def serialize(self): + """Converts self to a type that can be serialized as JSON, and then + deserialized by `deserialize` + + Returns: + dict + """ + return { + "user_id": self.user.to_string(), + "access_token_id": self.access_token_id, + "is_guest": self.is_guest, + "device_id": self.device_id, + "app_server_id": self.app_service.id if self.app_service else None, + } + + @staticmethod + def deserialize(store, input): + """Converts a dict that was produced by `serialize` back into a + Requester. + + Args: + store (DataStore): Used to convert AS ID to AS object + input (dict): A dict produced by `serialize` + + Returns: + Requester + """ + appservice = None + if input["app_server_id"]: + appservice = store.get_app_service_by_id(input["app_server_id"]) + + return Requester( + user=UserID.from_string(input["user_id"]), + access_token_id=input["access_token_id"], + is_guest=input["is_guest"], + device_id=input["device_id"], + app_service=appservice, + ) def create_requester(user_id, access_token_id=None, is_guest=False, |