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https://mau.dev/maunium/synapse.git
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a90a0f5c8a
When we're proxying Matrix endpoints, parse out Matrix error responses and turn them into SynapseErrors so they can be propagated sensibly upstream.
353 lines
11 KiB
Python
353 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# This file provides some classes for setting up (partially-populated)
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# homeservers; either as a full homeserver as a real application, or a small
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# partial one for unit test mocking.
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# Imports required for the default HomeServer() implementation
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import logging
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from twisted.enterprise import adbapi
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from twisted.web.client import BrowserLikePolicyForHTTPS
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from synapse.api.auth import Auth
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from synapse.api.filtering import Filtering
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from synapse.api.ratelimiting import Ratelimiter
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from synapse.appservice.api import ApplicationServiceApi
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from synapse.appservice.scheduler import ApplicationServiceScheduler
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from synapse.crypto.keyring import Keyring
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from synapse.events.builder import EventBuilderFactory
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from synapse.federation import initialize_http_replication
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from synapse.federation.send_queue import FederationRemoteSendQueue
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from synapse.federation.transport.client import TransportLayerClient
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from synapse.federation.transaction_queue import TransactionQueue
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from synapse.handlers import Handlers
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from synapse.handlers.appservice import ApplicationServicesHandler
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from synapse.handlers.auth import AuthHandler, MacaroonGeneartor
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from synapse.handlers.devicemessage import DeviceMessageHandler
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from synapse.handlers.device import DeviceHandler
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from synapse.handlers.e2e_keys import E2eKeysHandler
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from synapse.handlers.presence import PresenceHandler
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from synapse.handlers.room_list import RoomListHandler
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from synapse.handlers.sync import SyncHandler
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from synapse.handlers.typing import TypingHandler
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from synapse.handlers.events import EventHandler, EventStreamHandler
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from synapse.handlers.initial_sync import InitialSyncHandler
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from synapse.handlers.receipts import ReceiptsHandler
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from synapse.http.client import (
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SimpleHttpClient, InsecureInterceptableContextFactory, MatrixProxyClient
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)
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from synapse.http.matrixfederationclient import MatrixFederationHttpClient
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from synapse.notifier import Notifier
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from synapse.push.pusherpool import PusherPool
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from synapse.rest.media.v1.media_repository import MediaRepository
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from synapse.state import StateHandler
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from synapse.storage import DataStore
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from synapse.streams.events import EventSources
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from synapse.util import Clock
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from synapse.util.distributor import Distributor
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logger = logging.getLogger(__name__)
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class HomeServer(object):
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"""A basic homeserver object without lazy component builders.
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This will need all of the components it requires to either be passed as
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constructor arguments, or the relevant methods overriding to create them.
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Typically this would only be used for unit tests.
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For every dependency in the DEPENDENCIES list below, this class creates one
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method,
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def get_DEPENDENCY(self)
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which returns the value of that dependency. If no value has yet been set
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nor was provided to the constructor, it will attempt to call a lazy builder
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method called
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def build_DEPENDENCY(self)
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which must be implemented by the subclass. This code may call any of the
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required "get" methods on the instance to obtain the sub-dependencies that
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one requires.
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"""
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DEPENDENCIES = [
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'config',
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'clock',
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'http_client',
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'db_pool',
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'persistence_service',
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'replication_layer',
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'datastore',
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'handlers',
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'v1auth',
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'auth',
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'rest_servlet_factory',
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'state_handler',
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'presence_handler',
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'sync_handler',
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'typing_handler',
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'room_list_handler',
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'auth_handler',
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'device_handler',
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'e2e_keys_handler',
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'event_handler',
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'event_stream_handler',
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'initial_sync_handler',
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'application_service_api',
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'application_service_scheduler',
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'application_service_handler',
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'device_message_handler',
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'notifier',
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'distributor',
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'client_resource',
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'resource_for_federation',
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'resource_for_static_content',
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'resource_for_web_client',
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'resource_for_content_repo',
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'resource_for_server_key',
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'resource_for_server_key_v2',
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'resource_for_media_repository',
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'resource_for_metrics',
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'event_sources',
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'ratelimiter',
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'keyring',
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'pusherpool',
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'event_builder_factory',
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'filtering',
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'http_client_context_factory',
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'simple_http_client',
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'matrix_proxy_client',
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'media_repository',
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'federation_transport_client',
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'federation_sender',
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'receipts_handler',
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'macaroon_generator',
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'tcp_replication',
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]
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def __init__(self, hostname, **kwargs):
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"""
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Args:
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hostname : The hostname for the server.
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"""
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self.hostname = hostname
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self._building = {}
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self.clock = Clock()
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self.distributor = Distributor()
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self.ratelimiter = Ratelimiter()
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# Other kwargs are explicit dependencies
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for depname in kwargs:
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setattr(self, depname, kwargs[depname])
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def setup(self):
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logger.info("Setting up.")
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self.datastore = DataStore(self.get_db_conn(), self)
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logger.info("Finished setting up.")
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def get_ip_from_request(self, request):
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# X-Forwarded-For is handled by our custom request type.
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return request.getClientIP()
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def is_mine(self, domain_specific_string):
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return domain_specific_string.domain == self.hostname
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def is_mine_id(self, string):
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return string.split(":", 1)[1] == self.hostname
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def build_replication_layer(self):
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return initialize_http_replication(self)
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def build_handlers(self):
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return Handlers(self)
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def build_notifier(self):
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return Notifier(self)
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def build_auth(self):
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return Auth(self)
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def build_http_client_context_factory(self):
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return (
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InsecureInterceptableContextFactory()
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if self.config.use_insecure_ssl_client_just_for_testing_do_not_use
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else BrowserLikePolicyForHTTPS()
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)
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def build_simple_http_client(self):
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return SimpleHttpClient(self)
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def build_matrix_proxy_client(self):
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return MatrixProxyClient(self)
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def build_v1auth(self):
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orf = Auth(self)
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# Matrix spec makes no reference to what HTTP status code is returned,
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# but the V1 API uses 403 where it means 401, and the webclient
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# relies on this behaviour, so V1 gets its own copy of the auth
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# with backwards compat behaviour.
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orf.TOKEN_NOT_FOUND_HTTP_STATUS = 403
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return orf
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def build_state_handler(self):
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return StateHandler(self)
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def build_presence_handler(self):
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return PresenceHandler(self)
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def build_typing_handler(self):
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return TypingHandler(self)
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def build_sync_handler(self):
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return SyncHandler(self)
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def build_room_list_handler(self):
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return RoomListHandler(self)
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def build_auth_handler(self):
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return AuthHandler(self)
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def build_macaroon_generator(self):
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return MacaroonGeneartor(self)
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def build_device_handler(self):
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return DeviceHandler(self)
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def build_device_message_handler(self):
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return DeviceMessageHandler(self)
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def build_e2e_keys_handler(self):
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return E2eKeysHandler(self)
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def build_application_service_api(self):
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return ApplicationServiceApi(self)
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def build_application_service_scheduler(self):
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return ApplicationServiceScheduler(self)
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def build_application_service_handler(self):
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return ApplicationServicesHandler(self)
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def build_event_handler(self):
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return EventHandler(self)
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def build_event_stream_handler(self):
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return EventStreamHandler(self)
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def build_initial_sync_handler(self):
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return InitialSyncHandler(self)
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def build_event_sources(self):
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return EventSources(self)
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def build_keyring(self):
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return Keyring(self)
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def build_event_builder_factory(self):
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return EventBuilderFactory(
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clock=self.get_clock(),
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hostname=self.hostname,
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)
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def build_filtering(self):
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return Filtering(self)
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def build_pusherpool(self):
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return PusherPool(self)
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def build_http_client(self):
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return MatrixFederationHttpClient(self)
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def build_db_pool(self):
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name = self.db_config["name"]
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return adbapi.ConnectionPool(
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name,
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**self.db_config.get("args", {})
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)
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def build_media_repository(self):
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return MediaRepository(self)
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def build_federation_transport_client(self):
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return TransportLayerClient(self)
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def build_federation_sender(self):
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if self.should_send_federation():
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return TransactionQueue(self)
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elif not self.config.worker_app:
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return FederationRemoteSendQueue(self)
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else:
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raise Exception("Workers cannot send federation traffic")
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def build_receipts_handler(self):
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return ReceiptsHandler(self)
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def build_tcp_replication(self):
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raise NotImplementedError()
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def remove_pusher(self, app_id, push_key, user_id):
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return self.get_pusherpool().remove_pusher(app_id, push_key, user_id)
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def should_send_federation(self):
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"Should this server be sending federation traffic directly?"
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return self.config.send_federation and (
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not self.config.worker_app
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or self.config.worker_app == "synapse.app.federation_sender"
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)
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def _make_dependency_method(depname):
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def _get(hs):
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try:
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return getattr(hs, depname)
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except AttributeError:
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pass
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try:
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builder = getattr(hs, "build_%s" % (depname))
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except AttributeError:
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builder = None
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if builder:
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# Prevent cyclic dependencies from deadlocking
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if depname in hs._building:
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raise ValueError("Cyclic dependency while building %s" % (
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depname,
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))
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hs._building[depname] = 1
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dep = builder()
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setattr(hs, depname, dep)
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del hs._building[depname]
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return dep
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raise NotImplementedError(
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"%s has no %s nor a builder for it" % (
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type(hs).__name__, depname,
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)
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)
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setattr(HomeServer, "get_%s" % (depname), _get)
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# Build magic accessors for every dependency
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for depname in HomeServer.DEPENDENCIES:
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_make_dependency_method(depname)
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