diff options
Diffstat (limited to 'synapse')
34 files changed, 732 insertions, 233 deletions
diff --git a/synapse/__init__.py b/synapse/__init__.py index 3406ce634f..e56ba89ff4 100644 --- a/synapse/__init__.py +++ b/synapse/__init__.py @@ -36,7 +36,7 @@ try: except ImportError: pass -__version__ = "1.11.0" +__version__ = "1.11.1" if bool(os.environ.get("SYNAPSE_TEST_PATCH_LOG_CONTEXTS", False)): # We import here so that we don't have to install a bunch of deps when diff --git a/synapse/api/auth.py b/synapse/api/auth.py index 5ca18b4301..c1ade1333b 100644 --- a/synapse/api/auth.py +++ b/synapse/api/auth.py @@ -539,7 +539,7 @@ class Auth(object): @defer.inlineCallbacks def check_can_change_room_list(self, room_id: str, user: UserID): - """Check if the user is allowed to edit the room's entry in the + """Determine whether the user is allowed to edit the room's entry in the published room list. Args: @@ -570,12 +570,7 @@ class Auth(object): ) user_level = event_auth.get_user_power_level(user_id, auth_events) - if user_level < send_level: - raise AuthError( - 403, - "This server requires you to be a moderator in the room to" - " edit its room list entry", - ) + return user_level >= send_level @staticmethod def has_access_token(request): diff --git a/synapse/api/errors.py b/synapse/api/errors.py index 0c20601600..616942b057 100644 --- a/synapse/api/errors.py +++ b/synapse/api/errors.py @@ -66,6 +66,7 @@ class Codes(object): EXPIRED_ACCOUNT = "ORG_MATRIX_EXPIRED_ACCOUNT" INVALID_SIGNATURE = "M_INVALID_SIGNATURE" USER_DEACTIVATED = "M_USER_DEACTIVATED" + BAD_ALIAS = "M_BAD_ALIAS" class CodeMessageException(RuntimeError): diff --git a/synapse/api/room_versions.py b/synapse/api/room_versions.py index cf7ee60d3a..871179749a 100644 --- a/synapse/api/room_versions.py +++ b/synapse/api/room_versions.py @@ -57,7 +57,7 @@ class RoomVersion(object): state_res = attr.ib() # int; one of the StateResolutionVersions enforce_key_validity = attr.ib() # bool - # bool: before MSC2260, anyone was allowed to send an aliases event + # bool: before MSC2261/MSC2432, m.room.aliases had special auth rules and redaction rules special_case_aliases_auth = attr.ib(type=bool, default=False) @@ -102,12 +102,13 @@ class RoomVersions(object): enforce_key_validity=True, special_case_aliases_auth=True, ) - MSC2260_DEV = RoomVersion( - "org.matrix.msc2260", + MSC2432_DEV = RoomVersion( + "org.matrix.msc2432", RoomDisposition.UNSTABLE, EventFormatVersions.V3, StateResolutionVersions.V2, enforce_key_validity=True, + special_case_aliases_auth=False, ) @@ -119,6 +120,6 @@ KNOWN_ROOM_VERSIONS = { RoomVersions.V3, RoomVersions.V4, RoomVersions.V5, - RoomVersions.MSC2260_DEV, + RoomVersions.MSC2432_DEV, ) } # type: Dict[str, RoomVersion] diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py index c2a334a2b0..e0fdddfdc9 100644 --- a/synapse/app/homeserver.py +++ b/synapse/app/homeserver.py @@ -298,6 +298,11 @@ class SynapseHomeServer(HomeServer): # Gauges to expose monthly active user control metrics current_mau_gauge = Gauge("synapse_admin_mau:current", "Current MAU") +current_mau_by_service_gauge = Gauge( + "synapse_admin_mau_current_mau_by_service", + "Current MAU by service", + ["app_service"], +) max_mau_gauge = Gauge("synapse_admin_mau:max", "MAU Limit") registered_reserved_users_mau_gauge = Gauge( "synapse_admin_mau:registered_reserved_users", @@ -585,12 +590,20 @@ def run(hs): @defer.inlineCallbacks def generate_monthly_active_users(): current_mau_count = 0 + current_mau_count_by_service = {} reserved_users = () store = hs.get_datastore() if hs.config.limit_usage_by_mau or hs.config.mau_stats_only: current_mau_count = yield store.get_monthly_active_count() + current_mau_count_by_service = ( + yield store.get_monthly_active_count_by_service() + ) reserved_users = yield store.get_registered_reserved_users() current_mau_gauge.set(float(current_mau_count)) + + for app_service, count in current_mau_count_by_service.items(): + current_mau_by_service_gauge.labels(app_service).set(float(count)) + registered_reserved_users_mau_gauge.set(float(len(reserved_users))) max_mau_gauge.set(float(hs.config.max_mau_value)) diff --git a/synapse/config/_base.pyi b/synapse/config/_base.pyi index 86bc965ee4..3053fc9d27 100644 --- a/synapse/config/_base.pyi +++ b/synapse/config/_base.pyi @@ -24,6 +24,7 @@ from synapse.config import ( server, server_notices_config, spam_checker, + sso, stats, third_party_event_rules, tls, @@ -57,6 +58,7 @@ class RootConfig: key: key.KeyConfig saml2: saml2_config.SAML2Config cas: cas.CasConfig + sso: sso.SSOConfig jwt: jwt_config.JWTConfig password: password.PasswordConfig email: emailconfig.EmailConfig diff --git a/synapse/config/homeserver.py b/synapse/config/homeserver.py index 6e348671c7..b4bca08b20 100644 --- a/synapse/config/homeserver.py +++ b/synapse/config/homeserver.py @@ -38,6 +38,7 @@ from .saml2_config import SAML2Config from .server import ServerConfig from .server_notices_config import ServerNoticesConfig from .spam_checker import SpamCheckerConfig +from .sso import SSOConfig from .stats import StatsConfig from .third_party_event_rules import ThirdPartyRulesConfig from .tls import TlsConfig @@ -65,6 +66,7 @@ class HomeServerConfig(RootConfig): KeyConfig, SAML2Config, CasConfig, + SSOConfig, JWTConfig, PasswordConfig, EmailConfig, diff --git a/synapse/config/saml2_config.py b/synapse/config/saml2_config.py index 423c158b11..07895c4315 100644 --- a/synapse/config/saml2_config.py +++ b/synapse/config/saml2_config.py @@ -27,6 +27,18 @@ DEFAULT_USER_MAPPING_PROVIDER = ( "synapse.handlers.saml_handler.DefaultSamlMappingProvider" ) +SAML2_ERROR_DEFAULT_HTML = """ +<html> + <body> + <p>Oops! Something went wrong</p> + <p> + Try logging in again from your Matrix client and if the problem persists + please contact the server's administrator. + </p> + </body> +</html> +""" + def _dict_merge(merge_dict, into_dict): """Do a deep merge of two dicts @@ -160,6 +172,13 @@ class SAML2Config(Config): saml2_config.get("saml_session_lifetime", "5m") ) + if "error_html_path" in config: + self.saml2_error_html_content = self.read_file( + config["error_html_path"], "saml2_config.error_html_path", + ) + else: + self.saml2_error_html_content = SAML2_ERROR_DEFAULT_HTML + def _default_saml_config_dict( self, required_attributes: set, optional_attributes: set ): @@ -325,6 +344,13 @@ class SAML2Config(Config): # The default is 'uid'. # #grandfathered_mxid_source_attribute: upn + + # Path to a file containing HTML content to serve in case an error happens + # when the user gets redirected from the SAML IdP back to Synapse. + # If no file is provided, this defaults to some minimalistic HTML telling the + # user that something went wrong and they should try authenticating again. + # + #error_html_path: /path/to/static/content/saml_error.html """ % { "config_dir_path": config_dir_path } diff --git a/synapse/config/sso.py b/synapse/config/sso.py new file mode 100644 index 0000000000..95762689bc --- /dev/null +++ b/synapse/config/sso.py @@ -0,0 +1,92 @@ +# -*- coding: utf-8 -*- +# Copyright 2020 The Matrix.org Foundation C.I.C. +# +# 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 typing import Any, Dict + +import pkg_resources + +from ._base import Config + + +class SSOConfig(Config): + """SSO Configuration + """ + + section = "sso" + + def read_config(self, config, **kwargs): + sso_config = config.get("sso") or {} # type: Dict[str, Any] + + # Pick a template directory in order of: + # * The sso-specific template_dir + # * /path/to/synapse/install/res/templates + template_dir = sso_config.get("template_dir") + if not template_dir: + template_dir = pkg_resources.resource_filename("synapse", "res/templates",) + + self.sso_redirect_confirm_template_dir = template_dir + + self.sso_client_whitelist = sso_config.get("client_whitelist") or [] + + def generate_config_section(self, **kwargs): + return """\ + # Additional settings to use with single-sign on systems such as SAML2 and CAS. + # + sso: + # A list of client URLs which are whitelisted so that the user does not + # have to confirm giving access to their account to the URL. Any client + # whose URL starts with an entry in the following list will not be subject + # to an additional confirmation step after the SSO login is completed. + # + # WARNING: An entry such as "https://my.client" is insecure, because it + # will also match "https://my.client.evil.site", exposing your users to + # phishing attacks from evil.site. To avoid this, include a slash after the + # hostname: "https://my.client/". + # + # By default, this list is empty. + # + #client_whitelist: + # - https://riot.im/develop + # - https://my.custom.client/ + + # Directory in which Synapse will try to find the template files below. + # If not set, default templates from within the Synapse package will be used. + # + # DO NOT UNCOMMENT THIS SETTING unless you want to customise the templates. + # If you *do* uncomment it, you will need to make sure that all the templates + # below are in the directory. + # + # Synapse will look for the following templates in this directory: + # + # * HTML page for a confirmation step before redirecting back to the client + # with the login token: 'sso_redirect_confirm.html'. + # + # When rendering, this template is given three variables: + # * redirect_url: the URL the user is about to be redirected to. Needs + # manual escaping (see + # https://jinja.palletsprojects.com/en/2.11.x/templates/#html-escaping). + # + # * display_url: the same as `redirect_url`, but with the query + # parameters stripped. The intention is to have a + # human-readable URL to show to users, not to use it as + # the final address to redirect to. Needs manual escaping + # (see https://jinja.palletsprojects.com/en/2.11.x/templates/#html-escaping). + # + # * server_name: the homeserver's name. + # + # You can see the default templates at: + # https://github.com/matrix-org/synapse/tree/master/synapse/res/templates + # + #template_dir: "res/templates" + """ diff --git a/synapse/crypto/event_signing.py b/synapse/crypto/event_signing.py index 5f733c1cf5..0422c43fab 100644 --- a/synapse/crypto/event_signing.py +++ b/synapse/crypto/event_signing.py @@ -140,7 +140,7 @@ def compute_event_signature( Returns: a dictionary in the same format of an event's signatures field. """ - redact_json = prune_event_dict(event_dict) + redact_json = prune_event_dict(room_version, event_dict) redact_json.pop("age_ts", None) redact_json.pop("unsigned", None) if logger.isEnabledFor(logging.DEBUG): diff --git a/synapse/event_auth.py b/synapse/event_auth.py index 472f165044..46beb5334f 100644 --- a/synapse/event_auth.py +++ b/synapse/event_auth.py @@ -137,7 +137,7 @@ def check( raise AuthError(403, "This room has been marked as unfederatable.") # 4. If type is m.room.aliases - if event.type == EventTypes.Aliases: + if event.type == EventTypes.Aliases and room_version_obj.special_case_aliases_auth: # 4a. If event has no state_key, reject if not event.is_state(): raise AuthError(403, "Alias event must be a state event") @@ -152,10 +152,8 @@ def check( ) # 4c. Otherwise, allow. - # This is removed by https://github.com/matrix-org/matrix-doc/pull/2260 - if room_version_obj.special_case_aliases_auth: - logger.debug("Allowing! %s", event) - return + logger.debug("Allowing! %s", event) + return if logger.isEnabledFor(logging.DEBUG): logger.debug("Auth events: %s", [a.event_id for a in auth_events.values()]) diff --git a/synapse/events/__init__.py b/synapse/events/__init__.py index 7307116556..533ba327f5 100644 --- a/synapse/events/__init__.py +++ b/synapse/events/__init__.py @@ -15,9 +15,10 @@ # See the License for the specific language governing permissions and # limitations under the License. +import abc import os from distutils.util import strtobool -from typing import Optional, Type +from typing import Dict, Optional, Type import six @@ -199,15 +200,25 @@ class _EventInternalMetadata(object): return self._dict.get("redacted", False) -class EventBase(object): +class EventBase(metaclass=abc.ABCMeta): + @property + @abc.abstractmethod + def format_version(self) -> int: + """The EventFormatVersion implemented by this event""" + ... + def __init__( self, - event_dict, - signatures={}, - unsigned={}, - internal_metadata_dict={}, - rejected_reason=None, + event_dict: JsonDict, + room_version: RoomVersion, + signatures: Dict[str, Dict[str, str]], + unsigned: JsonDict, + internal_metadata_dict: JsonDict, + rejected_reason: Optional[str], ): + assert room_version.event_format == self.format_version + + self.room_version = room_version self.signatures = signatures self.unsigned = unsigned self.rejected_reason = rejected_reason @@ -303,7 +314,13 @@ class EventBase(object): class FrozenEvent(EventBase): format_version = EventFormatVersions.V1 # All events of this type are V1 - def __init__(self, event_dict, internal_metadata_dict={}, rejected_reason=None): + def __init__( + self, + event_dict: JsonDict, + room_version: RoomVersion, + internal_metadata_dict: JsonDict = {}, + rejected_reason: Optional[str] = None, + ): event_dict = dict(event_dict) # Signatures is a dict of dicts, and this is faster than doing a @@ -326,8 +343,9 @@ class FrozenEvent(EventBase): self._event_id = event_dict["event_id"] - super(FrozenEvent, self).__init__( + super().__init__( frozen_dict, + room_version=room_version, signatures=signatures, unsigned=unsigned, internal_metadata_dict=internal_metadata_dict, @@ -352,7 +370,13 @@ class FrozenEvent(EventBase): class FrozenEventV2(EventBase): format_version = EventFormatVersions.V2 # All events of this type are V2 - def __init__(self, event_dict, internal_metadata_dict={}, rejected_reason=None): + def __init__( + self, + event_dict: JsonDict, + room_version: RoomVersion, + internal_metadata_dict: JsonDict = {}, + rejected_reason: Optional[str] = None, + ): event_dict = dict(event_dict) # Signatures is a dict of dicts, and this is faster than doing a @@ -377,8 +401,9 @@ class FrozenEventV2(EventBase): self._event_id = None - super(FrozenEventV2, self).__init__( + super().__init__( frozen_dict, + room_version=room_version, signatures=signatures, unsigned=unsigned, internal_metadata_dict=internal_metadata_dict, @@ -445,7 +470,7 @@ class FrozenEventV3(FrozenEventV2): return self._event_id -def event_type_from_format_version(format_version: int) -> Type[EventBase]: +def _event_type_from_format_version(format_version: int) -> Type[EventBase]: """Returns the python type to use to construct an Event object for the given event format version. @@ -474,5 +499,5 @@ def make_event_from_dict( rejected_reason: Optional[str] = None, ) -> EventBase: """Construct an EventBase from the given event dict""" - event_type = event_type_from_format_version(room_version.event_format) - return event_type(event_dict, internal_metadata_dict, rejected_reason) + event_type = _event_type_from_format_version(room_version.event_format) + return event_type(event_dict, room_version, internal_metadata_dict, rejected_reason) diff --git a/synapse/events/utils.py b/synapse/events/utils.py index f70f5032fb..b75b097e5e 100644 --- a/synapse/events/utils.py +++ b/synapse/events/utils.py @@ -23,6 +23,7 @@ from frozendict import frozendict from twisted.internet import defer from synapse.api.constants import EventTypes, RelationTypes +from synapse.api.room_versions import RoomVersion from synapse.util.async_helpers import yieldable_gather_results from . import EventBase @@ -35,26 +36,20 @@ from . import EventBase SPLIT_FIELD_REGEX = re.compile(r"(?<!\\)\.") -def prune_event(event): +def prune_event(event: EventBase) -> EventBase: """ Returns a pruned version of the given event, which removes all keys we don't know about or think could potentially be dodgy. This is used when we "redact" an event. We want to remove all fields that the user has specified, but we do want to keep necessary information like type, state_key etc. - - Args: - event (FrozenEvent) - - Returns: - FrozenEvent """ - pruned_event_dict = prune_event_dict(event.get_dict()) + pruned_event_dict = prune_event_dict(event.room_version, event.get_dict()) - from . import event_type_from_format_version + from . import make_event_from_dict - pruned_event = event_type_from_format_version(event.format_version)( - pruned_event_dict, event.internal_metadata.get_dict() + pruned_event = make_event_from_dict( + pruned_event_dict, event.room_version, event.internal_metadata.get_dict() ) # Mark the event as redacted @@ -63,15 +58,12 @@ def prune_event(event): return pruned_event -def prune_event_dict(event_dict): +def prune_event_dict(room_version: RoomVersion, event_dict: dict) -> dict: """Redacts the event_dict in the same way as `prune_event`, except it operates on dicts rather than event objects - Args: - event_dict (dict) - Returns: - dict: A copy of the pruned event dict + A copy of the pruned event dict """ allowed_keys = [ @@ -118,7 +110,7 @@ def prune_event_dict(event_dict): "kick", "redact", ) - elif event_type == EventTypes.Aliases: + elif event_type == EventTypes.Aliases and room_version.special_case_aliases_auth: add_fields("aliases") elif event_type == EventTypes.RoomHistoryVisibility: add_fields("history_visibility") diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py index 48a88d3c2a..7ca90f91c4 100644 --- a/synapse/handlers/auth.py +++ b/synapse/handlers/auth.py @@ -17,6 +17,8 @@ import logging import time import unicodedata +import urllib.parse +from typing import Any import attr import bcrypt @@ -38,8 +40,11 @@ from synapse.api.errors import ( from synapse.api.ratelimiting import Ratelimiter from synapse.handlers.ui_auth import INTERACTIVE_AUTH_CHECKERS from synapse.handlers.ui_auth.checkers import UserInteractiveAuthChecker +from synapse.http.server import finish_request +from synapse.http.site import SynapseRequest from synapse.logging.context import defer_to_thread from synapse.module_api import ModuleApi +from synapse.push.mailer import load_jinja2_templates from synapse.types import UserID from synapse.util.caches.expiringcache import ExpiringCache @@ -108,6 +113,16 @@ class AuthHandler(BaseHandler): self._clock = self.hs.get_clock() + # Load the SSO redirect confirmation page HTML template + self._sso_redirect_confirm_template = load_jinja2_templates( + hs.config.sso_redirect_confirm_template_dir, ["sso_redirect_confirm.html"], + )[0] + + self._server_name = hs.config.server_name + + # cast to tuple for use with str.startswith + self._whitelisted_sso_clients = tuple(hs.config.sso_client_whitelist) + @defer.inlineCallbacks def validate_user_via_ui_auth(self, requester, request_body, clientip): """ @@ -927,6 +942,65 @@ class AuthHandler(BaseHandler): else: return defer.succeed(False) + def complete_sso_login( + self, + registered_user_id: str, + request: SynapseRequest, + client_redirect_url: str, + ): + """Having figured out a mxid for this user, complete the HTTP request + + Args: + registered_user_id: The registered user ID to complete SSO login for. + request: The request to complete. + client_redirect_url: The URL to which to redirect the user at the end of the + process. + """ + # Create a login token + login_token = self.macaroon_gen.generate_short_term_login_token( + registered_user_id + ) + + # Append the login token to the original redirect URL (i.e. with its query + # parameters kept intact) to build the URL to which the template needs to + # redirect the users once they have clicked on the confirmation link. + redirect_url = self.add_query_param_to_url( + client_redirect_url, "loginToken", login_token + ) + + # if the client is whitelisted, we can redirect straight to it + if client_redirect_url.startswith(self._whitelisted_sso_clients): + request.redirect(redirect_url) + finish_request(request) + return + + # Otherwise, serve the redirect confirmation page. + + # Remove the query parameters from the redirect URL to get a shorter version of + # it. This is only to display a human-readable URL in the template, but not the + # URL we redirect users to. + redirect_url_no_params = client_redirect_url.split("?")[0] + + html = self._sso_redirect_confirm_template.render( + display_url=redirect_url_no_params, + redirect_url=redirect_url, + server_name=self._server_name, + ).encode("utf-8") + + request.setResponseCode(200) + request.setHeader(b"Content-Type", b"text/html; charset=utf-8") + request.setHeader(b"Content-Length", b"%d" % (len(html),)) + request.write(html) + finish_request(request) + + @staticmethod + def add_query_param_to_url(url: str, param_name: str, param: Any): + url_parts = list(urllib.parse.urlparse(url)) + query = dict(urllib.parse.parse_qsl(url_parts[4])) + query.update({param_name: param}) + url_parts[4] = urllib.parse.urlencode(query) + return urllib.parse.urlunparse(url_parts) + @attr.s class MacaroonGenerator(object): diff --git a/synapse/handlers/directory.py b/synapse/handlers/directory.py index 0b23ca919a..1d842c369b 100644 --- a/synapse/handlers/directory.py +++ b/synapse/handlers/directory.py @@ -13,11 +13,9 @@ # See the License for the specific language governing permissions and # limitations under the License. - -import collections import logging import string -from typing import List +from typing import Iterable, List, Optional from twisted.internet import defer @@ -30,6 +28,7 @@ from synapse.api.errors import ( StoreError, SynapseError, ) +from synapse.appservice import ApplicationService from synapse.types import Requester, RoomAlias, UserID, get_domain_from_id from ._base import BaseHandler @@ -57,7 +56,13 @@ class DirectoryHandler(BaseHandler): self.spam_checker = hs.get_spam_checker() @defer.inlineCallbacks - def _create_association(self, room_alias, room_id, servers=None, creator=None): + def _create_association( + self, + room_alias: RoomAlias, + room_id: str, + servers: Optional[Iterable[str]] = None, + creator: Optional[str] = None, + ): # general association creation for both human users and app services for wchar in string.whitespace: @@ -83,17 +88,21 @@ class DirectoryHandler(BaseHandler): @defer.inlineCallbacks def create_association( - self, requester, room_alias, room_id, servers=None, check_membership=True, + self, + requester: Requester, + room_alias: RoomAlias, + room_id: str, + servers: Optional[List[str]] = None, + check_membership: bool = True, ): """Attempt to create a new alias Args: - requester (Requester) - room_alias (RoomAlias) - room_id (str) - servers (list[str]|None): List of servers that others servers - should try and join via - check_membership (bool): Whether to check if the user is in the room + requester + room_alias + room_id + servers: Iterable of servers that others servers should try and join via + check_membership: Whether to check if the user is in the room before the alias can be set (if the server's config requires it). Returns: @@ -147,15 +156,15 @@ class DirectoryHandler(BaseHandler): yield self._create_association(room_alias, room_id, servers, creator=user_id) @defer.inlineCallbacks - def delete_association(self, requester, room_alias): + def delete_association(self, requester: Requester, room_alias: RoomAlias): """Remove an alias from the directory (this is only meant for human users; AS users should call delete_appservice_association) Args: - requester (Requester): - room_alias (RoomAlias): + requester + room_alias Returns: Deferred[unicode]: room id that the alias used to point to @@ -191,16 +200,16 @@ class DirectoryHandler(BaseHandler): room_id = yield self._delete_association(room_alias) try: - yield self._update_canonical_alias( - requester, requester.user.to_string(), room_id, room_alias - ) + yield self._update_canonical_alias(requester, user_id, room_id, room_alias) except AuthError as e: logger.info("Failed to update alias events: %s", e) return room_id @defer.inlineCallbacks - def delete_appservice_association(self, service, room_alias): + def delete_appservice_association( + self, service: ApplicationService, room_alias: RoomAlias + ): if not service.is_interested_in_alias(room_alias.to_string()): raise SynapseError( 400, @@ -210,7 +219,7 @@ class DirectoryHandler(BaseHandler): yield self._delete_association(room_alias) @defer.inlineCallbacks - def _delete_association(self, room_alias): + def _delete_association(self, room_alias: RoomAlias): if not self.hs.is_mine(room_alias): raise SynapseError(400, "Room alias must be local") @@ -219,7 +228,7 @@ class DirectoryHandler(BaseHandler): return room_id @defer.inlineCallbacks - def get_association(self, room_alias): + def get_association(self, room_alias: RoomAlias): room_id = None if self.hs.is_mine(room_alias): result = yield self.get_association_from_room_alias(room_alias) @@ -284,7 +293,9 @@ class DirectoryHandler(BaseHandler): ) @defer.inlineCallbacks - def _update_canonical_alias(self, requester, user_id, room_id, room_alias): + def _update_canonical_alias( + self, requester: Requester, user_id: str, room_id: str, room_alias: RoomAlias + ): """ Send an updated canonical alias event if the removed alias was set as the canonical alias or listed in the alt_aliases field. @@ -307,15 +318,17 @@ class DirectoryHandler(BaseHandler): send_update = True content.pop("alias", "") - # Filter alt_aliases for the removed alias. - alt_aliases = content.pop("alt_aliases", None) - # If the aliases are not a list (or not found) do not attempt to modify - # the list. - if isinstance(alt_aliases, collections.Sequence): + # Filter the alt_aliases property for the removed alias. Note that the + # value is not modified if alt_aliases is of an unexpected form. + alt_aliases = content.get("alt_aliases") + if isinstance(alt_aliases, (list, tuple)) and alias_str in alt_aliases: send_update = True alt_aliases = [alias for alias in alt_aliases if alias != alias_str] + if alt_aliases: content["alt_aliases"] = alt_aliases + else: + del content["alt_aliases"] if send_update: yield self.event_creation_handler.create_and_send_nonmember_event( @@ -331,7 +344,7 @@ class DirectoryHandler(BaseHandler): ) @defer.inlineCallbacks - def get_association_from_room_alias(self, room_alias): + def get_association_from_room_alias(self, room_alias: RoomAlias): result = yield self.store.get_association_from_room_alias(room_alias) if not result: # Query AS to see if it exists @@ -339,7 +352,7 @@ class DirectoryHandler(BaseHandler): result = yield as_handler.query_room_alias_exists(room_alias) return result - def can_modify_alias(self, alias, user_id=None): + def can_modify_alias(self, alias: RoomAlias, user_id: Optional[str] = None): # Any application service "interested" in an alias they are regexing on # can modify the alias. # Users can only modify the alias if ALL the interested services have @@ -360,22 +373,42 @@ class DirectoryHandler(BaseHandler): return defer.succeed(True) @defer.inlineCallbacks - def _user_can_delete_alias(self, alias, user_id): + def _user_can_delete_alias(self, alias: RoomAlias, user_id: str): + """Determine whether a user can delete an alias. + + One of the following must be true: + + 1. The user created the alias. + 2. The user is a server administrator. + 3. The user has a power-level sufficient to send a canonical alias event + for the current room. + + """ creator = yield self.store.get_room_alias_creator(alias.to_string()) if creator is not None and creator == user_id: return True - is_admin = yield self.auth.is_server_admin(UserID.from_string(user_id)) - return is_admin + # Resolve the alias to the corresponding room. + room_mapping = yield self.get_association(alias) + room_id = room_mapping["room_id"] + if not room_id: + return False + + res = yield self.auth.check_can_change_room_list( + room_id, UserID.from_string(user_id) + ) + return res @defer.inlineCallbacks - def edit_published_room_list(self, requester, room_id, visibility): + def edit_published_room_list( + self, requester: Requester, room_id: str, visibility: str + ): """Edit the entry of the room in the published room list. requester - room_id (str) - visibility (str): "public" or "private" + room_id + visibility: "public" or "private" """ user_id = requester.user.to_string() @@ -400,7 +433,15 @@ class DirectoryHandler(BaseHandler): if room is None: raise SynapseError(400, "Unknown room") - yield self.auth.check_can_change_room_list(room_id, requester.user) + can_change_room_list = yield self.auth.check_can_change_room_list( + room_id, requester.user + ) + if not can_change_room_list: + raise AuthError( + 403, + "This server requires you to be a moderator in the room to" + " edit its room list entry", + ) making_public = visibility == "public" if making_public: @@ -421,16 +462,16 @@ class DirectoryHandler(BaseHandler): @defer.inlineCallbacks def edit_published_appservice_room_list( - self, appservice_id, network_id, room_id, visibility + self, appservice_id: str, network_id: str, room_id: str, visibility: str ): """Add or remove a room from the appservice/network specific public room list. Args: - appservice_id (str): ID of the appservice that owns the list - network_id (str): The ID of the network the list is associated with - room_id (str) - visibility (str): either "public" or "private" + appservice_id: ID of the appservice that owns the list + network_id: The ID of the network the list is associated with + room_id + visibility: either "public" or "private" """ if visibility not in ["public", "private"]: raise SynapseError(400, "Invalid visibility setting") diff --git a/synapse/handlers/e2e_room_keys.py b/synapse/handlers/e2e_room_keys.py index f1b4424a02..9abaf13b8f 100644 --- a/synapse/handlers/e2e_room_keys.py +++ b/synapse/handlers/e2e_room_keys.py @@ -207,6 +207,13 @@ class E2eRoomKeysHandler(object): changed = False # if anything has changed, we need to update the etag for room_id, room in iteritems(room_keys["rooms"]): for session_id, room_key in iteritems(room["sessions"]): + if not isinstance(room_key["is_verified"], bool): + msg = ( + "is_verified must be a boolean in keys for session %s in" + "room %s" % (session_id, room_id) + ) + raise SynapseError(400, msg, Codes.INVALID_PARAM) + log_kv( { "message": "Trying to upload room key", diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index a0103addd3..0c84c6cec4 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -888,19 +888,60 @@ class EventCreationHandler(object): yield self.base_handler.maybe_kick_guest_users(event, context) if event.type == EventTypes.CanonicalAlias: - # Check the alias is acually valid (at this time at least) + # Validate a newly added alias or newly added alt_aliases. + + original_alias = None + original_alt_aliases = set() + + original_event_id = event.unsigned.get("replaces_state") + if original_event_id: + original_event = yield self.store.get_event(original_event_id) + + if original_event: + original_alias = original_event.content.get("alias", None) + original_alt_aliases = original_event.content.get("alt_aliases", []) + + # Check the alias is currently valid (if it has changed). room_alias_str = event.content.get("alias", None) - if room_alias_str: + directory_handler = self.hs.get_handlers().directory_handler + if room_alias_str and room_alias_str != original_alias: room_alias = RoomAlias.from_string(room_alias_str) - directory_handler = self.hs.get_handlers().directory_handler mapping = yield directory_handler.get_association(room_alias) if mapping["room_id"] != event.room_id: raise SynapseError( 400, "Room alias %s does not point to the room" % (room_alias_str,), + Codes.BAD_ALIAS, ) + # Check that alt_aliases is the proper form. + alt_aliases = event.content.get("alt_aliases", []) + if not isinstance(alt_aliases, (list, tuple)): + raise SynapseError( + 400, "The alt_aliases property must be a list.", Codes.INVALID_PARAM + ) + + # If the old version of alt_aliases is of an unknown form, + # completely replace it. + if not isinstance(original_alt_aliases, (list, tuple)): + original_alt_aliases = [] + + # Check that each alias is currently valid. + new_alt_aliases = set(alt_aliases) - set(original_alt_aliases) + if new_alt_aliases: + for alias_str in new_alt_aliases: + room_alias = RoomAlias.from_string(alias_str) + mapping = yield directory_handler.get_association(room_alias) + + if mapping["room_id"] != event.room_id: + raise SynapseError( + 400, + "Room alias %s does not point to the room" + % (room_alias_str,), + Codes.BAD_ALIAS, + ) + federation_handler = self.hs.get_handlers().federation_handler if event.type == EventTypes.Member: diff --git a/synapse/handlers/saml_handler.py b/synapse/handlers/saml_handler.py index 7f411b53b9..72c109981b 100644 --- a/synapse/handlers/saml_handler.py +++ b/synapse/handlers/saml_handler.py @@ -23,9 +23,9 @@ from saml2.client import Saml2Client from synapse.api.errors import SynapseError from synapse.config import ConfigError +from synapse.http.server import finish_request from synapse.http.servlet import parse_string from synapse.module_api import ModuleApi -from synapse.rest.client.v1.login import SSOAuthHandler from synapse.types import ( UserID, map_username_to_mxid_localpart, @@ -48,7 +48,7 @@ class Saml2SessionData: class SamlHandler: def __init__(self, hs): self._saml_client = Saml2Client(hs.config.saml2_sp_config) - self._sso_auth_handler = SSOAuthHandler(hs) + self._auth_handler = hs.get_auth_handler() self._registration_handler = hs.get_registration_handler() self._clock = hs.get_clock() @@ -74,6 +74,8 @@ class SamlHandler: # a lock on the mappings self._mapping_lock = Linearizer(name="saml_mapping", clock=self._clock) + self._error_html_content = hs.config.saml2_error_html_content + def handle_redirect_request(self, client_redirect_url): """Handle an incoming request to /login/sso/redirect @@ -115,8 +117,23 @@ class SamlHandler: # the dict. self.expire_sessions() - user_id = await self._map_saml_response_to_user(resp_bytes, relay_state) - self._sso_auth_handler.complete_sso_login(user_id, request, relay_state) + try: + user_id = await self._map_saml_response_to_user(resp_bytes, relay_state) + except Exception as e: + # If decoding the response or mapping it to a user failed, then log the + # error and tell the user that something went wrong. + logger.error(e) + + request.setResponseCode(400) + request.setHeader(b"Content-Type", b"text/html; charset=utf-8") + request.setHeader( + b"Content-Length", b"%d" % (len(self._error_html_content),) + ) + request.write(self._error_html_content.encode("utf8")) + finish_request(request) + return + + self._auth_handler.complete_sso_login(user_id, request, relay_state) async def _map_saml_response_to_user(self, resp_bytes, client_redirect_url): try: diff --git a/synapse/logging/context.py b/synapse/logging/context.py index 1b940842f6..860b99a4c6 100644 --- a/synapse/logging/context.py +++ b/synapse/logging/context.py @@ -27,10 +27,15 @@ import inspect import logging import threading import types -from typing import Any, List +from typing import TYPE_CHECKING, Optional, Tuple, TypeVar, Union + +from typing_extensions import Literal from twisted.internet import defer, threads +if TYPE_CHECKING: + from synapse.logging.scopecontextmanager import _LogContextScope + logger = logging.getLogger(__name__) try: @@ -91,7 +96,7 @@ class ContextResourceUsage(object): "evt_db_fetch_count", ] - def __init__(self, copy_from=None): + def __init__(self, copy_from: "Optional[ContextResourceUsage]" = None) -> None: """Create a new ContextResourceUsage Args: @@ -101,27 +106,28 @@ class ContextResourceUsage(object): if copy_from is None: self.reset() else: - self.ru_utime = copy_from.ru_utime - self.ru_stime = copy_from.ru_stime - self.db_txn_count = copy_from.db_txn_count + # FIXME: mypy can't infer the types set via reset() above, so specify explicitly for now + self.ru_utime = copy_from.ru_utime # type: float + self.ru_stime = copy_from.ru_stime # type: float + self.db_txn_count = copy_from.db_txn_count # type: int - self.db_txn_duration_sec = copy_from.db_txn_duration_sec - self.db_sched_duration_sec = copy_from.db_sched_duration_sec - self.evt_db_fetch_count = copy_from.evt_db_fetch_count + self.db_txn_duration_sec = copy_from.db_txn_duration_sec # type: float + self.db_sched_duration_sec = copy_from.db_sched_duration_sec # type: float + self.evt_db_fetch_count = copy_from.evt_db_fetch_count # type: int - def copy(self): + def copy(self) -> "ContextResourceUsage": return ContextResourceUsage(copy_from=self) - def reset(self): + def reset(self) -> None: self.ru_stime = 0.0 self.ru_utime = 0.0 self.db_txn_count = 0 - self.db_txn_duration_sec = 0 - self.db_sched_duration_sec = 0 + self.db_txn_duration_sec = 0.0 + self.db_sched_duration_sec = 0.0 self.evt_db_fetch_count = 0 - def __repr__(self): + def __repr__(self) -> str: return ( "<ContextResourceUsage ru_stime='%r', ru_utime='%r', " "db_txn_count='%r', db_txn_duration_sec='%r', " @@ -135,7 +141,7 @@ class ContextResourceUsage(object): self.evt_db_fetch_count, ) - def __iadd__(self, other): + def __iadd__(self, other: "ContextResourceUsage") -> "ContextResourceUsage": """Add another ContextResourceUsage's stats to this one's. Args: @@ -149,7 +155,7 @@ class ContextResourceUsage(object): self.evt_db_fetch_count += other.evt_db_fetch_count return self - def __isub__(self, other): + def __isub__(self, other: "ContextResourceUsage") -> "ContextResourceUsage": self.ru_utime -= other.ru_utime self.ru_stime -= other.ru_stime self.db_txn_count -= other.db_txn_count @@ -158,17 +164,20 @@ class ContextResourceUsage(object): self.evt_db_fetch_count -= other.evt_db_fetch_count return self - def __add__(self, other): + def __add__(self, other: "ContextResourceUsage") -> "ContextResourceUsage": res = ContextResourceUsage(copy_from=self) res += other return res - def __sub__(self, other): + def __sub__(self, other: "ContextResourceUsage") -> "ContextResourceUsage": res = ContextResourceUsage(copy_from=self) res -= other return res +LoggingContextOrSentinel = Union["LoggingContext", "LoggingContext.Sentinel"] + + class LoggingContext(object): """Additional context for log formatting. Contexts are scoped within a "with" block. @@ -201,7 +210,15 @@ class LoggingContext(object): class Sentinel(object): """Sentinel to represent the root context""" - __slots__ = [] # type: List[Any] + __slots__ = ["previous_context", "alive", "request", "scope", "tag"] + + def __init__(self) -> None: + # Minimal set for compatibility with LoggingContext + self.previous_context = None + self.alive = None + self.request = None + self.scope = None + self.tag = None def __str__(self): return "sentinel" @@ -235,7 +252,7 @@ class LoggingContext(object): sentinel = Sentinel() - def __init__(self, name=None, parent_context=None, request=None): + def __init__(self, name=None, parent_context=None, request=None) -> None: self.previous_context = LoggingContext.current_context() self.name = name @@ -250,7 +267,7 @@ class LoggingContext(object): self.request = None self.tag = "" self.alive = True - self.scope = None + self.scope = None # type: Optional[_LogContextScope] self.parent_context = parent_context @@ -261,13 +278,13 @@ class LoggingContext(object): # the request param overrides the request from the parent context self.request = request - def __str__(self): + def __str__(self) -> str: if self.request: return str(self.request) return "%s@%x" % (self.name, id(self)) @classmethod - def current_context(cls): + def current_context(cls) -> LoggingContextOrSentinel: """Get the current logging context from thread local storage Returns: @@ -276,7 +293,9 @@ class LoggingContext(object): return getattr(cls.thread_local, "current_context", cls.sentinel) @classmethod - def set_current_context(cls, context): + def set_current_context( + cls, context: LoggingContextOrSentinel + ) -> LoggingContextOrSentinel: """Set the current logging context in thread local storage Args: context(LoggingContext): The context to activate. @@ -291,7 +310,7 @@ class LoggingContext(object): context.start() return current - def __enter__(self): + def __enter__(self) -> "LoggingContext": """Enters this logging context into thread local storage""" old_context = self.set_current_context(self) if self.previous_context != old_context: @@ -304,7 +323,7 @@ class LoggingContext(object): return self - def __exit__(self, type, value, traceback): + def __exit__(self, type, value, traceback) -> None: """Restore the logging context in thread local storage to the state it was before this context was entered. Returns: @@ -318,7 +337,6 @@ class LoggingContext(object): logger.warning( "Expected logging context %s but found %s", self, current ) - self.previous_context = None self.alive = False # if we have a parent, pass our CPU usage stats on @@ -330,7 +348,7 @@ class LoggingContext(object): # reset them in case we get entered again self._resource_usage.reset() - def copy_to(self, record): + def copy_to(self, record) -> None: """Copy logging fields from this context to a log record or another LoggingContext """ @@ -341,14 +359,14 @@ class LoggingContext(object): # we also track the current scope: record.scope = self.scope - def copy_to_twisted_log_entry(self, record): + def copy_to_twisted_log_entry(self, record) -> None: """ Copy logging fields from this context to a Twisted log record. """ record["request"] = self.request record["scope"] = self.scope - def start(self): + def start(self) -> None: if get_thread_id() != self.main_thread: logger.warning("Started logcontext %s on different thread", self) return @@ -358,7 +376,7 @@ class LoggingContext(object): if not self.usage_start: self.usage_start = get_thread_resource_usage() - def stop(self): + def stop(self) -> None: if get_thread_id() != self.main_thread: logger.warning("Stopped logcontext %s on different thread", self) return @@ -378,7 +396,7 @@ class LoggingContext(object): self.usage_start = None - def get_resource_usage(self): + def get_resource_usage(self) -> ContextResourceUsage: """Get resources used by this logcontext so far. Returns: @@ -398,11 +416,13 @@ class LoggingContext(object): return res - def _get_cputime(self): + def _get_cputime(self) -> Tuple[float, float]: """Get the cpu usage time so far Returns: Tuple[float, float]: seconds in user mode, seconds in system mode """ + assert self.usage_start is not None + current = get_thread_resource_usage() # Indicate to mypy that we know that self.usage_start is None. @@ -430,13 +450,13 @@ class LoggingContext(object): return utime_delta, stime_delta - def add_database_transaction(self, duration_sec): + def add_database_transaction(self, duration_sec: float) -> None: if duration_sec < 0: raise ValueError("DB txn time can only be non-negative") self._resource_usage.db_txn_count += 1 self._resource_usage.db_txn_duration_sec += duration_sec - def add_database_scheduled(self, sched_sec): + def add_database_scheduled(self, sched_sec: float) -> None: """Record a use of the database pool Args: @@ -447,7 +467,7 @@ class LoggingContext(object): raise ValueError("DB scheduling time can only be non-negative") self._resource_usage.db_sched_duration_sec += sched_sec - def record_event_fetch(self, event_count): + def record_event_fetch(self, event_count: int) -> None: """Record a number of events being fetched from the db Args: @@ -464,10 +484,10 @@ class LoggingContextFilter(logging.Filter): missing fields """ - def __init__(self, **defaults): + def __init__(self, **defaults) -> None: self.defaults = defaults - def filter(self, record): + def filter(self, record) -> Literal[True]: """Add each fields from the logging contexts to the record. Returns: True to include the record in the log output. @@ -492,12 +512,13 @@ class PreserveLoggingContext(object): __slots__ = ["current_context", "new_context", "has_parent"] - def __init__(self, new_context=None): + def __init__(self, new_context: Optional[LoggingContextOrSentinel] = None) -> None: if new_context is None: - new_context = LoggingContext.sentinel - self.new_context = new_context + self.new_context = LoggingContext.sentinel # type: LoggingContextOrSentinel + else: + self.new_context = new_context - def __enter__(self): + def __enter__(self) -> None: """Captures the current logging context""" self.current_context = LoggingContext.set_current_context(self.new_context) @@ -506,7 +527,7 @@ class PreserveLoggingContext(object): if not self.current_context.alive: logger.debug("Entering dead context: %s", self.current_context) - def __exit__(self, type, value, traceback): + def __exit__(self, type, value, traceback) -> None: """Restores the current logging context""" context = LoggingContext.set_current_context(self.current_context) @@ -525,7 +546,9 @@ class PreserveLoggingContext(object): logger.debug("Restoring dead context: %s", self.current_context) -def nested_logging_context(suffix, parent_context=None): +def nested_logging_context( + suffix: str, parent_context: Optional[LoggingContext] = None +) -> LoggingContext: """Creates a new logging context as a child of another. The nested logging context will have a 'request' made up of the parent context's @@ -546,10 +569,12 @@ def nested_logging_context(suffix, parent_context=None): Returns: LoggingContext: new logging context. """ - if parent_context is None: - parent_context = LoggingContext.current_context() + if parent_context is not None: + context = parent_context # type: LoggingContextOrSentinel + else: + context = LoggingContext.current_context() return LoggingContext( - parent_context=parent_context, request=parent_context.request + "-" + suffix + parent_context=context, request=str(context.request) + "-" + suffix ) @@ -654,7 +679,10 @@ def make_deferred_yieldable(deferred): return deferred -def _set_context_cb(result, context): +ResultT = TypeVar("ResultT") + + +def _set_context_cb(result: ResultT, context: LoggingContext) -> ResultT: """A callback function which just sets the logging context""" LoggingContext.set_current_context(context) return result diff --git a/synapse/module_api/__init__.py b/synapse/module_api/__init__.py index d680ee95e1..c7fffd72f2 100644 --- a/synapse/module_api/__init__.py +++ b/synapse/module_api/__init__.py @@ -17,6 +17,7 @@ import logging from twisted.internet import defer +from synapse.http.site import SynapseRequest from synapse.logging.context import make_deferred_yieldable, run_in_background from synapse.types import UserID @@ -211,3 +212,21 @@ class ModuleApi(object): Deferred[object]: result of func """ return self._store.db.runInteraction(desc, func, *args, **kwargs) + + def complete_sso_login( + self, registered_user_id: str, request: SynapseRequest, client_redirect_url: str + ): + """Complete a SSO login by redirecting the user to a page to confirm whether they + want their access token sent to `client_redirect_url`, or redirect them to that + URL with a token directly if the URL matches with one of the whitelisted clients. + + Args: + registered_user_id: The MXID that has been registered as a previous step of + of this SSO login. + request: The request to respond to. + client_redirect_url: The URL to which to offer to redirect the user (or to + redirect them directly if whitelisted). + """ + self._auth_handler.complete_sso_login( + registered_user_id, request, client_redirect_url, + ) diff --git a/synapse/push/mailer.py b/synapse/push/mailer.py index 4ccaf178ce..73580c1c6c 100644 --- a/synapse/push/mailer.py +++ b/synapse/push/mailer.py @@ -555,10 +555,12 @@ class Mailer(object): else: # If the reason room doesn't have a name, say who the messages # are from explicitly to avoid, "messages in the Bob room" + room_id = reason["room_id"] + sender_ids = list( { notif_events[n["event_id"]].sender - for n in notifs_by_room[reason["room_id"]] + for n in notifs_by_room[room_id] } ) diff --git a/synapse/replication/http/federation.py b/synapse/replication/http/federation.py index 8794720101..7e23b565b9 100644 --- a/synapse/replication/http/federation.py +++ b/synapse/replication/http/federation.py @@ -18,7 +18,7 @@ import logging from twisted.internet import defer from synapse.api.room_versions import KNOWN_ROOM_VERSIONS -from synapse.events import event_type_from_format_version +from synapse.events import make_event_from_dict from synapse.events.snapshot import EventContext from synapse.http.servlet import parse_json_object_from_request from synapse.replication.http._base import ReplicationEndpoint @@ -38,6 +38,9 @@ class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint): { "events": [{ "event": { .. serialized event .. }, + "room_version": .., // "1", "2", "3", etc: the version of the room + // containing the event + "event_format_version": .., // 1,2,3 etc: the event format version "internal_metadata": { .. serialized internal_metadata .. }, "rejected_reason": .., // The event.rejected_reason field "context": { .. serialized event context .. }, @@ -73,6 +76,7 @@ class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint): event_payloads.append( { "event": event.get_pdu_json(), + "room_version": event.room_version.identifier, "event_format_version": event.format_version, "internal_metadata": event.internal_metadata.get_dict(), "rejected_reason": event.rejected_reason, @@ -95,12 +99,13 @@ class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint): event_and_contexts = [] for event_payload in event_payloads: event_dict = event_payload["event"] - format_ver = event_payload["event_format_version"] + room_ver = KNOWN_ROOM_VERSIONS[event_payload["room_version"]] internal_metadata = event_payload["internal_metadata"] rejected_reason = event_payload["rejected_reason"] - EventType = event_type_from_format_version(format_ver) - event = EventType(event_dict, internal_metadata, rejected_reason) + event = make_event_from_dict( + event_dict, room_ver, internal_metadata, rejected_reason + ) context = EventContext.deserialize( self.storage, event_payload["context"] diff --git a/synapse/replication/http/send_event.py b/synapse/replication/http/send_event.py index 84b92f16ad..b74b088ff4 100644 --- a/synapse/replication/http/send_event.py +++ b/synapse/replication/http/send_event.py @@ -17,7 +17,8 @@ import logging from twisted.internet import defer -from synapse.events import event_type_from_format_version +from synapse.api.room_versions import KNOWN_ROOM_VERSIONS +from synapse.events import make_event_from_dict from synapse.events.snapshot import EventContext from synapse.http.servlet import parse_json_object_from_request from synapse.replication.http._base import ReplicationEndpoint @@ -37,6 +38,9 @@ class ReplicationSendEventRestServlet(ReplicationEndpoint): { "event": { .. serialized event .. }, + "room_version": .., // "1", "2", "3", etc: the version of the room + // containing the event + "event_format_version": .., // 1,2,3 etc: the event format version "internal_metadata": { .. serialized internal_metadata .. }, "rejected_reason": .., // The event.rejected_reason field "context": { .. serialized event context .. }, @@ -77,6 +81,7 @@ class ReplicationSendEventRestServlet(ReplicationEndpoint): payload = { "event": event.get_pdu_json(), + "room_version": event.room_version.identifier, "event_format_version": event.format_version, "internal_metadata": event.internal_metadata.get_dict(), "rejected_reason": event.rejected_reason, @@ -93,12 +98,13 @@ class ReplicationSendEventRestServlet(ReplicationEndpoint): content = parse_json_object_from_request(request) event_dict = content["event"] - format_ver = content["event_format_version"] + room_ver = KNOWN_ROOM_VERSIONS[content["room_version"]] internal_metadata = content["internal_metadata"] rejected_reason = content["rejected_reason"] - EventType = event_type_from_format_version(format_ver) - event = EventType(event_dict, internal_metadata, rejected_reason) + event = make_event_from_dict( + event_dict, room_ver, internal_metadata, rejected_reason + ) requester = Requester.deserialize(self.store, content["requester"]) context = EventContext.deserialize(self.storage, content["context"]) diff --git a/synapse/res/templates/sso_redirect_confirm.html b/synapse/res/templates/sso_redirect_confirm.html new file mode 100644 index 0000000000..20a15e1e74 --- /dev/null +++ b/synapse/res/templates/sso_redirect_confirm.html @@ -0,0 +1,14 @@ +<!DOCTYPE html> +<html lang="en"> +<head> + <meta charset="UTF-8"> + <title>SSO redirect confirmation</title> +</head> + <body> + <p>The application at <span style="font-weight:bold">{{ display_url | e }}</span> is requesting full access to your <span style="font-weight:bold">{{ server_name }}</span> Matrix account.</p> + <p>If you don't recognise this address, you should ignore this and close this tab.</p> + <p> + <a href="{{ redirect_url | e }}">I trust this address</a> + </p> + </body> +</html> \ No newline at end of file diff --git a/synapse/rest/client/v1/login.py b/synapse/rest/client/v1/login.py index 2c99536678..d0d4999795 100644 --- a/synapse/rest/client/v1/login.py +++ b/synapse/rest/client/v1/login.py @@ -28,7 +28,7 @@ from synapse.http.servlet import ( parse_json_object_from_request, parse_string, ) -from synapse.http.site import SynapseRequest +from synapse.push.mailer import load_jinja2_templates from synapse.rest.client.v2_alpha._base import client_patterns from synapse.rest.well_known import WellKnownBuilder from synapse.types import UserID, map_username_to_mxid_localpart @@ -548,6 +548,16 @@ class SSOAuthHandler(object): self._registration_handler = hs.get_registration_handler() self._macaroon_gen = hs.get_macaroon_generator() + # Load the redirect page HTML template + self._template = load_jinja2_templates( + hs.config.sso_redirect_confirm_template_dir, ["sso_redirect_confirm.html"], + )[0] + + self._server_name = hs.config.server_name + + # cast to tuple for use with str.startswith + self._whitelisted_sso_clients = tuple(hs.config.sso_client_whitelist) + async def on_successful_auth( self, username, request, client_redirect_url, user_display_name=None ): @@ -580,36 +590,9 @@ class SSOAuthHandler(object): localpart=localpart, default_display_name=user_display_name ) - self.complete_sso_login(registered_user_id, request, client_redirect_url) - - def complete_sso_login( - self, registered_user_id: str, request: SynapseRequest, client_redirect_url: str - ): - """Having figured out a mxid for this user, complete the HTTP request - - Args: - registered_user_id: - request: - client_redirect_url: - """ - - login_token = self._macaroon_gen.generate_short_term_login_token( - registered_user_id + self._auth_handler.complete_sso_login( + registered_user_id, request, client_redirect_url ) - redirect_url = self._add_login_token_to_redirect_url( - client_redirect_url, login_token - ) - # Load page - request.redirect(redirect_url) - finish_request(request) - - @staticmethod - def _add_login_token_to_redirect_url(url, token): - url_parts = list(urllib.parse.urlparse(url)) - query = dict(urllib.parse.parse_qsl(url_parts[4])) - query.update({"loginToken": token}) - url_parts[4] = urllib.parse.urlencode(query) - return urllib.parse.urlunparse(url_parts) def register_servlets(hs, http_server): diff --git a/synapse/rest/key/v2/remote_key_resource.py b/synapse/rest/key/v2/remote_key_resource.py index 4b6d030a57..ab671f7334 100644 --- a/synapse/rest/key/v2/remote_key_resource.py +++ b/synapse/rest/key/v2/remote_key_resource.py @@ -18,8 +18,6 @@ from typing import Dict, Set from canonicaljson import encode_canonical_json, json from signedjson.sign import sign_json -from twisted.internet import defer - from synapse.api.errors import Codes, SynapseError from synapse.crypto.keyring import ServerKeyFetcher from synapse.http.server import ( @@ -125,8 +123,7 @@ class RemoteKey(DirectServeResource): await self.query_keys(request, query, query_remote_on_cache_miss=True) - @defer.inlineCallbacks - def query_keys(self, request, query, query_remote_on_cache_miss=False): + async def query_keys(self, request, query, query_remote_on_cache_miss=False): logger.info("Handling query for keys %r", query) store_queries = [] @@ -143,7 +140,7 @@ class RemoteKey(DirectServeResource): for key_id in key_ids: store_queries.append((server_name, key_id, None)) - cached = yield self.store.get_server_keys_json(store_queries) + cached = await self.store.get_server_keys_json(store_queries) json_results = set() @@ -215,8 +212,8 @@ class RemoteKey(DirectServeResource): json_results.add(bytes(result["key_json"])) if cache_misses and query_remote_on_cache_miss: - yield self.fetcher.get_keys(cache_misses) - yield self.query_keys(request, query, query_remote_on_cache_miss=False) + await self.fetcher.get_keys(cache_misses) + await self.query_keys(request, query, query_remote_on_cache_miss=False) else: signed_keys = [] for key_json in json_results: diff --git a/synapse/rest/saml2/response_resource.py b/synapse/rest/saml2/response_resource.py index 69ecc5e4b4..a545c13db7 100644 --- a/synapse/rest/saml2/response_resource.py +++ b/synapse/rest/saml2/response_resource.py @@ -14,7 +14,11 @@ # See the License for the specific language governing permissions and # limitations under the License. -from synapse.http.server import DirectServeResource, wrap_html_request_handler +from synapse.http.server import ( + DirectServeResource, + finish_request, + wrap_html_request_handler, +) class SAML2ResponseResource(DirectServeResource): @@ -24,8 +28,20 @@ class SAML2ResponseResource(DirectServeResource): def __init__(self, hs): super().__init__() + self._error_html_content = hs.config.saml2_error_html_content self._saml_handler = hs.get_saml_handler() + async def _async_render_GET(self, request): + # We're not expecting any GET request on that resource if everything goes right, + # but some IdPs sometimes end up responding with a 302 redirect on this endpoint. + # In this case, just tell the user that something went wrong and they should + # try to authenticate again. + request.setResponseCode(400) + request.setHeader(b"Content-Type", b"text/html; charset=utf-8") + request.setHeader(b"Content-Length", b"%d" % (len(self._error_html_content),)) + request.write(self._error_html_content.encode("utf8")) + finish_request(request) + @wrap_html_request_handler async def _async_render_POST(self, request): return await self._saml_handler.handle_saml_response(request) diff --git a/synapse/storage/data_stores/main/event_push_actions.py b/synapse/storage/data_stores/main/event_push_actions.py index 9988a6d3fc..8eed590929 100644 --- a/synapse/storage/data_stores/main/event_push_actions.py +++ b/synapse/storage/data_stores/main/event_push_actions.py @@ -608,6 +608,23 @@ class EventPushActionsWorkerStore(SQLBaseStore): return range_end + @defer.inlineCallbacks + def get_time_of_last_push_action_before(self, stream_ordering): + def f(txn): + sql = ( + "SELECT e.received_ts" + " FROM event_push_actions AS ep" + " JOIN events e ON ep.room_id = e.room_id AND ep.event_id = e.event_id" + " WHERE ep.stream_ordering > ?" + " ORDER BY ep.stream_ordering ASC" + " LIMIT 1" + ) + txn.execute(sql, (stream_ordering,)) + return txn.fetchone() + + result = yield self.db.runInteraction("get_time_of_last_push_action_before", f) + return result[0] if result else None + class EventPushActionsStore(EventPushActionsWorkerStore): EPA_HIGHLIGHT_INDEX = "epa_highlight_index" @@ -736,23 +753,6 @@ class EventPushActionsStore(EventPushActionsWorkerStore): return push_actions @defer.inlineCallbacks - def get_time_of_last_push_action_before(self, stream_ordering): - def f(txn): - sql = ( - "SELECT e.received_ts" - " FROM event_push_actions AS ep" - " JOIN events e ON ep.room_id = e.room_id AND ep.event_id = e.event_id" - " WHERE ep.stream_ordering > ?" - " ORDER BY ep.stream_ordering ASC" - " LIMIT 1" - ) - txn.execute(sql, (stream_ordering,)) - return txn.fetchone() - - result = yield self.db.runInteraction("get_time_of_last_push_action_before", f) - return result[0] if result else None - - @defer.inlineCallbacks def get_latest_push_action_stream_ordering(self): def f(txn): txn.execute("SELECT MAX(stream_ordering) FROM event_push_actions") diff --git a/synapse/storage/data_stores/main/events.py b/synapse/storage/data_stores/main/events.py index 8ae23df00a..d593ef47b8 100644 --- a/synapse/storage/data_stores/main/events.py +++ b/synapse/storage/data_stores/main/events.py @@ -1168,7 +1168,11 @@ class EventsStore( and original_event.internal_metadata.is_redacted() ): # Redaction was allowed - pruned_json = encode_json(prune_event_dict(original_event.get_dict())) + pruned_json = encode_json( + prune_event_dict( + original_event.room_version, original_event.get_dict() + ) + ) else: # Redaction wasn't allowed pruned_json = None @@ -1929,7 +1933,9 @@ class EventsStore( return # Prune the event's dict then convert it to JSON. - pruned_json = encode_json(prune_event_dict(event.get_dict())) + pruned_json = encode_json( + prune_event_dict(event.room_version, event.get_dict()) + ) # Update the event_json table to replace the event's JSON with the pruned # JSON. diff --git a/synapse/storage/data_stores/main/events_worker.py b/synapse/storage/data_stores/main/events_worker.py index 47a3a26072..ca237c6f12 100644 --- a/synapse/storage/data_stores/main/events_worker.py +++ b/synapse/storage/data_stores/main/events_worker.py @@ -28,9 +28,12 @@ from twisted.internet import defer from synapse.api.constants import EventTypes from synapse.api.errors import NotFoundError -from synapse.api.room_versions import EventFormatVersions -from synapse.events import FrozenEvent, event_type_from_format_version # noqa: F401 -from synapse.events.snapshot import EventContext # noqa: F401 +from synapse.api.room_versions import ( + KNOWN_ROOM_VERSIONS, + EventFormatVersions, + RoomVersions, +) +from synapse.events import make_event_from_dict from synapse.events.utils import prune_event from synapse.logging.context import LoggingContext, PreserveLoggingContext from synapse.metrics.background_process_metrics import run_as_background_process @@ -580,8 +583,49 @@ class EventsWorkerStore(SQLBaseStore): # of a event format version, so it must be a V1 event. format_version = EventFormatVersions.V1 - original_ev = event_type_from_format_version(format_version)( + room_version_id = row["room_version_id"] + + if not room_version_id: + # this should only happen for out-of-band membership events + if not internal_metadata.get("out_of_band_membership"): + logger.warning( + "Room %s for event %s is unknown", d["room_id"], event_id + ) + continue + + # take a wild stab at the room version based on the event format + if format_version == EventFormatVersions.V1: + room_version = RoomVersions.V1 + elif format_version == EventFormatVersions.V2: + room_version = RoomVersions.V3 + else: + room_version = RoomVersions.V5 + else: + room_version = KNOWN_ROOM_VERSIONS.get(room_version_id) + if not room_version: + logger.error( + "Event %s in room %s has unknown room version %s", + event_id, + d["room_id"], + room_version_id, + ) + continue + + if room_version.event_format != format_version: + logger.error( + "Event %s in room %s with version %s has wrong format: " + "expected %s, was %s", + event_id, + d["room_id"], + room_version_id, + room_version.event_format, + format_version, + ) + continue + + original_ev = make_event_from_dict( event_dict=d, + room_version=room_version, internal_metadata_dict=internal_metadata, rejected_reason=rejected_reason, ) @@ -661,6 +705,12 @@ class EventsWorkerStore(SQLBaseStore): of EventFormatVersions. 'None' means the event predates EventFormatVersions (so the event is format V1). + * room_version_id (str|None): The version of the room which contains the event. + Hopefully one of RoomVersions. + + Due to historical reasons, there may be a few events in the database which + do not have an associated room; in this case None will be returned here. + * rejected_reason (str|None): if the event was rejected, the reason why. @@ -676,17 +726,18 @@ class EventsWorkerStore(SQLBaseStore): """ event_dict = {} for evs in batch_iter(event_ids, 200): - sql = ( - "SELECT " - " e.event_id, " - " e.internal_metadata," - " e.json," - " e.format_version, " - " rej.reason " - " FROM event_json as e" - " LEFT JOIN rejections as rej USING (event_id)" - " WHERE " - ) + sql = """\ + SELECT + e.event_id, + e.internal_metadata, + e.json, + e.format_version, + r.room_version, + rej.reason + FROM event_json as e + LEFT JOIN rooms r USING (room_id) + LEFT JOIN rejections as rej USING (event_id) + WHERE """ clause, args = make_in_list_sql_clause( txn.database_engine, "e.event_id", evs @@ -701,7 +752,8 @@ class EventsWorkerStore(SQLBaseStore): "internal_metadata": row[1], "json": row[2], "format_version": row[3], - "rejected_reason": row[4], + "room_version_id": row[4], + "rejected_reason": row[5], "redactions": [], } diff --git a/synapse/storage/data_stores/main/monthly_active_users.py b/synapse/storage/data_stores/main/monthly_active_users.py index 1507a14e09..925bc5691b 100644 --- a/synapse/storage/data_stores/main/monthly_active_users.py +++ b/synapse/storage/data_stores/main/monthly_active_users.py @@ -43,13 +43,40 @@ class MonthlyActiveUsersWorkerStore(SQLBaseStore): def _count_users(txn): sql = "SELECT COALESCE(count(*), 0) FROM monthly_active_users" - txn.execute(sql) (count,) = txn.fetchone() return count return self.db.runInteraction("count_users", _count_users) + @cached(num_args=0) + def get_monthly_active_count_by_service(self): + """Generates current count of monthly active users broken down by service. + A service is typically an appservice but also includes native matrix users. + Since the `monthly_active_users` table is populated from the `user_ips` table + `config.track_appservice_user_ips` must be set to `true` for this + method to return anything other than native matrix users. + + Returns: + Deferred[dict]: dict that includes a mapping between app_service_id + and the number of occurrences. + + """ + + def _count_users_by_service(txn): + sql = """ + SELECT COALESCE(appservice_id, 'native'), COALESCE(count(*), 0) + FROM monthly_active_users + LEFT JOIN users ON monthly_active_users.user_id=users.name + GROUP BY appservice_id; + """ + + txn.execute(sql) + result = txn.fetchall() + return dict(result) + + return self.db.runInteraction("count_users_by_service", _count_users_by_service) + @defer.inlineCallbacks def get_registered_reserved_users(self): """Of the reserved threepids defined in config, which are associated @@ -292,6 +319,9 @@ class MonthlyActiveUsersStore(MonthlyActiveUsersWorkerStore): self._invalidate_cache_and_stream(txn, self.get_monthly_active_count, ()) self._invalidate_cache_and_stream( + txn, self.get_monthly_active_count_by_service, () + ) + self._invalidate_cache_and_stream( txn, self.user_last_seen_monthly_active, (user_id,) ) diff --git a/synapse/storage/database.py b/synapse/storage/database.py index 609db40616..e61595336c 100644 --- a/synapse/storage/database.py +++ b/synapse/storage/database.py @@ -29,7 +29,11 @@ from twisted.internet import defer from synapse.api.errors import StoreError from synapse.config.database import DatabaseConnectionConfig -from synapse.logging.context import LoggingContext, make_deferred_yieldable +from synapse.logging.context import ( + LoggingContext, + LoggingContextOrSentinel, + make_deferred_yieldable, +) from synapse.metrics.background_process_metrics import run_as_background_process from synapse.storage.background_updates import BackgroundUpdater from synapse.storage.engines import BaseDatabaseEngine, PostgresEngine, Sqlite3Engine @@ -543,7 +547,9 @@ class Database(object): Returns: Deferred: The result of func """ - parent_context = LoggingContext.current_context() + parent_context = ( + LoggingContext.current_context() + ) # type: Optional[LoggingContextOrSentinel] if parent_context == LoggingContext.sentinel: logger.warning( "Starting db connection from sentinel context: metrics will be lost" diff --git a/synapse/types.py b/synapse/types.py index f3cd465735..acf60baddc 100644 --- a/synapse/types.py +++ b/synapse/types.py @@ -23,7 +23,7 @@ import attr from signedjson.key import decode_verify_key_bytes from unpaddedbase64 import decode_base64 -from synapse.api.errors import SynapseError +from synapse.api.errors import Codes, SynapseError # define a version of typing.Collection that works on python 3.5 if sys.version_info[:3] >= (3, 6, 0): @@ -166,11 +166,13 @@ class DomainSpecificString(namedtuple("DomainSpecificString", ("localpart", "dom return self @classmethod - def from_string(cls, s): + def from_string(cls, s: str): """Parse the string given by 's' into a structure object.""" if len(s) < 1 or s[0:1] != cls.SIGIL: raise SynapseError( - 400, "Expected %s string to start with '%s'" % (cls.__name__, cls.SIGIL) + 400, + "Expected %s string to start with '%s'" % (cls.__name__, cls.SIGIL), + Codes.INVALID_PARAM, ) parts = s[1:].split(":", 1) @@ -179,6 +181,7 @@ class DomainSpecificString(namedtuple("DomainSpecificString", ("localpart", "dom 400, "Expected %s of the form '%slocalname:domain'" % (cls.__name__, cls.SIGIL), + Codes.INVALID_PARAM, ) domain = parts[1] @@ -235,11 +238,13 @@ class GroupID(DomainSpecificString): def from_string(cls, s): group_id = super(GroupID, cls).from_string(s) if not group_id.localpart: - raise SynapseError(400, "Group ID cannot be empty") + raise SynapseError(400, "Group ID cannot be empty", Codes.INVALID_PARAM) if contains_invalid_mxid_characters(group_id.localpart): raise SynapseError( - 400, "Group ID can only contain characters a-z, 0-9, or '=_-./'" + 400, + "Group ID can only contain characters a-z, 0-9, or '=_-./'", + Codes.INVALID_PARAM, ) return group_id diff --git a/synapse/visibility.py b/synapse/visibility.py index e60d9756b7..a48a4f3dfe 100644 --- a/synapse/visibility.py +++ b/synapse/visibility.py @@ -119,6 +119,9 @@ def filter_events_for_client( the original event if they can see it as normal. """ + if event.type == "org.matrix.dummy_event": + return None + if not event.is_state() and event.sender in ignore_list: return None |