659 lines
22 KiB
Python
659 lines
22 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2017-2018 New Vector Ltd
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# Copyright 2019 The Matrix.org Foundation C.I.C.
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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 abc
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import functools
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import logging
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import os
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from typing import TYPE_CHECKING, Any, Callable, Dict, List, Optional, TypeVar, cast
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import twisted
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from twisted.mail.smtp import sendmail
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from twisted.web.iweb import IPolicyForHTTPS
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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.config.homeserver import HomeServerConfig
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from synapse.crypto import context_factory
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from synapse.crypto.context_factory import RegularPolicyForHTTPS
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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.events.spamcheck import SpamChecker
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from synapse.events.third_party_rules import ThirdPartyEventRules
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from synapse.events.utils import EventClientSerializer
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from synapse.federation.federation_client import FederationClient
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from synapse.federation.federation_server import (
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FederationHandlerRegistry,
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FederationServer,
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)
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from synapse.federation.send_queue import FederationRemoteSendQueue
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from synapse.federation.sender import FederationSender
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from synapse.federation.transport.client import TransportLayerClient
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from synapse.groups.attestations import GroupAttestationSigning, GroupAttestionRenewer
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from synapse.groups.groups_server import GroupsServerHandler, GroupsServerWorkerHandler
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from synapse.handlers import Handlers
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from synapse.handlers.account_validity import AccountValidityHandler
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from synapse.handlers.acme import AcmeHandler
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from synapse.handlers.appservice import ApplicationServicesHandler
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from synapse.handlers.auth import AuthHandler, MacaroonGenerator
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from synapse.handlers.cas_handler import CasHandler
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from synapse.handlers.deactivate_account import DeactivateAccountHandler
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from synapse.handlers.device import DeviceHandler, DeviceWorkerHandler
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from synapse.handlers.devicemessage import DeviceMessageHandler
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from synapse.handlers.e2e_keys import E2eKeysHandler
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from synapse.handlers.e2e_room_keys import E2eRoomKeysHandler
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from synapse.handlers.events import EventHandler, EventStreamHandler
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from synapse.handlers.groups_local import GroupsLocalHandler, GroupsLocalWorkerHandler
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from synapse.handlers.initial_sync import InitialSyncHandler
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from synapse.handlers.message import EventCreationHandler, MessageHandler
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from synapse.handlers.pagination import PaginationHandler
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from synapse.handlers.password_policy import PasswordPolicyHandler
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from synapse.handlers.presence import PresenceHandler
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from synapse.handlers.profile import BaseProfileHandler, MasterProfileHandler
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from synapse.handlers.read_marker import ReadMarkerHandler
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from synapse.handlers.receipts import ReceiptsHandler
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from synapse.handlers.register import RegistrationHandler
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from synapse.handlers.room import (
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RoomContextHandler,
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RoomCreationHandler,
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RoomShutdownHandler,
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)
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from synapse.handlers.room_list import RoomListHandler
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from synapse.handlers.room_member import RoomMemberMasterHandler
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from synapse.handlers.room_member_worker import RoomMemberWorkerHandler
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from synapse.handlers.set_password import SetPasswordHandler
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from synapse.handlers.stats import StatsHandler
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from synapse.handlers.sync import SyncHandler
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from synapse.handlers.typing import FollowerTypingHandler, TypingWriterHandler
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from synapse.handlers.user_directory import UserDirectoryHandler
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from synapse.http.client import InsecureInterceptableContextFactory, SimpleHttpClient
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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.action_generator import ActionGenerator
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from synapse.push.pusherpool import PusherPool
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from synapse.replication.tcp.client import ReplicationDataHandler
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from synapse.replication.tcp.handler import ReplicationCommandHandler
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from synapse.replication.tcp.resource import ReplicationStreamer
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from synapse.replication.tcp.streams import STREAMS_MAP, Stream
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from synapse.rest.media.v1.media_repository import (
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MediaRepository,
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MediaRepositoryResource,
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)
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from synapse.secrets import Secrets
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from synapse.server_notices.server_notices_manager import ServerNoticesManager
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from synapse.server_notices.server_notices_sender import ServerNoticesSender
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from synapse.server_notices.worker_server_notices_sender import (
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WorkerServerNoticesSender,
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)
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from synapse.state import StateHandler, StateResolutionHandler
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from synapse.storage import Databases, DataStore, Storage
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from synapse.streams.events import EventSources
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from synapse.types import DomainSpecificString
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from synapse.util import Clock
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from synapse.util.distributor import Distributor
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from synapse.util.ratelimitutils import FederationRateLimiter
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from synapse.util.stringutils import random_string
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logger = logging.getLogger(__name__)
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if TYPE_CHECKING:
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from synapse.handlers.oidc_handler import OidcHandler
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from synapse.handlers.saml_handler import SamlHandler
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T = TypeVar("T", bound=Callable[..., Any])
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def cache_in_self(builder: T) -> T:
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"""Wraps a function called e.g. `get_foo`, checking if `self.foo` exists and
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returning if so. If not, calls the given function and sets `self.foo` to it.
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Also ensures that dependency cycles throw an exception correctly, rather
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than overflowing the stack.
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"""
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if not builder.__name__.startswith("get_"):
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raise Exception(
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"@cache_in_self can only be used on functions starting with `get_`"
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)
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depname = builder.__name__[len("get_") :]
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building = [False]
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@functools.wraps(builder)
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def _get(self):
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try:
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return getattr(self, depname)
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except AttributeError:
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pass
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# Prevent cyclic dependencies from deadlocking
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if building[0]:
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raise ValueError("Cyclic dependency while building %s" % (depname,))
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building[0] = True
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try:
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dep = builder(self)
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setattr(self, depname, dep)
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finally:
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building[0] = False
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return dep
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# We cast here as we need to tell mypy that `_get` has the same signature as
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# `builder`.
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return cast(T, _get)
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class HomeServer(metaclass=abc.ABCMeta):
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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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Dependencies should be added by creating a `def get_<depname>(self)`
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function, wrapping it in `@cache_in_self`.
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Attributes:
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config (synapse.config.homeserver.HomeserverConfig):
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_listening_services (list[twisted.internet.tcp.Port]): TCP ports that
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we are listening on to provide HTTP services.
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"""
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REQUIRED_ON_MASTER_STARTUP = ["user_directory_handler", "stats_handler"]
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# This is overridden in derived application classes
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# (such as synapse.app.homeserver.SynapseHomeServer) and gives the class to be
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# instantiated during setup() for future return by get_datastore()
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DATASTORE_CLASS = abc.abstractproperty()
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def __init__(self, hostname: str, config: HomeServerConfig, reactor=None, **kwargs):
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"""
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Args:
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hostname : The hostname for the server.
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config: The full config for the homeserver.
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"""
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if not reactor:
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from twisted.internet import reactor as _reactor
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reactor = _reactor
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self._reactor = reactor
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self.hostname = hostname
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# the key we use to sign events and requests
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self.signing_key = config.key.signing_key[0]
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self.config = config
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self._listening_services = [] # type: List[twisted.internet.tcp.Port]
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self.start_time = None # type: Optional[int]
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self._instance_id = random_string(5)
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self._instance_name = config.worker_name or "master"
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self.clock = Clock(reactor)
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self.distributor = Distributor()
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self.registration_ratelimiter = Ratelimiter(
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clock=self.clock,
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rate_hz=config.rc_registration.per_second,
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burst_count=config.rc_registration.burst_count,
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)
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self.datastores = None # type: Optional[Databases]
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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 get_instance_id(self) -> str:
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"""A unique ID for this synapse process instance.
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This is used to distinguish running instances in worker-based
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deployments.
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"""
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return self._instance_id
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def get_instance_name(self) -> str:
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"""A unique name for this synapse process.
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Used to identify the process over replication and in config. Does not
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change over restarts.
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"""
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return self._instance_name
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def setup(self) -> None:
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logger.info("Setting up.")
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self.start_time = int(self.get_clock().time())
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self.datastores = Databases(self.DATASTORE_CLASS, self)
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logger.info("Finished setting up.")
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def setup_master(self) -> None:
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"""
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Some handlers have side effects on instantiation (like registering
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background updates). This function causes them to be fetched, and
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therefore instantiated, to run those side effects.
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"""
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for i in self.REQUIRED_ON_MASTER_STARTUP:
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getattr(self, "get_" + i)()
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def get_reactor(self) -> twisted.internet.base.ReactorBase:
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"""
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Fetch the Twisted reactor in use by this HomeServer.
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"""
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return self._reactor
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def get_ip_from_request(self, request) -> str:
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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: DomainSpecificString) -> bool:
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return domain_specific_string.domain == self.hostname
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def is_mine_id(self, string: str) -> bool:
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return string.split(":", 1)[1] == self.hostname
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def get_clock(self) -> Clock:
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return self.clock
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def get_datastore(self) -> DataStore:
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if not self.datastores:
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raise Exception("HomeServer.setup must be called before getting datastores")
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return self.datastores.main
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def get_datastores(self) -> Databases:
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if not self.datastores:
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raise Exception("HomeServer.setup must be called before getting datastores")
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return self.datastores
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def get_config(self) -> HomeServerConfig:
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return self.config
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def get_distributor(self) -> Distributor:
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return self.distributor
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def get_registration_ratelimiter(self) -> Ratelimiter:
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return self.registration_ratelimiter
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@cache_in_self
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def get_federation_client(self) -> FederationClient:
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return FederationClient(self)
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@cache_in_self
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def get_federation_server(self) -> FederationServer:
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return FederationServer(self)
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@cache_in_self
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def get_handlers(self) -> Handlers:
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return Handlers(self)
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@cache_in_self
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def get_notifier(self) -> Notifier:
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return Notifier(self)
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@cache_in_self
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def get_auth(self) -> Auth:
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return Auth(self)
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@cache_in_self
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def get_http_client_context_factory(self) -> IPolicyForHTTPS:
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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 RegularPolicyForHTTPS()
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)
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@cache_in_self
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def get_simple_http_client(self) -> SimpleHttpClient:
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return SimpleHttpClient(self)
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@cache_in_self
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def get_proxied_http_client(self) -> SimpleHttpClient:
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return SimpleHttpClient(
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self,
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http_proxy=os.getenvb(b"http_proxy"),
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https_proxy=os.getenvb(b"HTTPS_PROXY"),
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)
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@cache_in_self
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def get_room_creation_handler(self) -> RoomCreationHandler:
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return RoomCreationHandler(self)
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@cache_in_self
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def get_room_shutdown_handler(self) -> RoomShutdownHandler:
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return RoomShutdownHandler(self)
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@cache_in_self
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def get_sendmail(self) -> sendmail:
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return sendmail
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@cache_in_self
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def get_state_handler(self) -> StateHandler:
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return StateHandler(self)
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@cache_in_self
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def get_state_resolution_handler(self) -> StateResolutionHandler:
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return StateResolutionHandler(self)
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@cache_in_self
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def get_presence_handler(self) -> PresenceHandler:
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return PresenceHandler(self)
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@cache_in_self
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def get_typing_handler(self):
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if self.config.worker.writers.typing == self.get_instance_name():
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return TypingWriterHandler(self)
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else:
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return FollowerTypingHandler(self)
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@cache_in_self
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def get_sync_handler(self) -> SyncHandler:
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return SyncHandler(self)
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@cache_in_self
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def get_room_list_handler(self) -> RoomListHandler:
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return RoomListHandler(self)
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@cache_in_self
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def get_auth_handler(self) -> AuthHandler:
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return AuthHandler(self)
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@cache_in_self
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def get_macaroon_generator(self) -> MacaroonGenerator:
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return MacaroonGenerator(self)
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@cache_in_self
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def get_device_handler(self):
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if self.config.worker_app:
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return DeviceWorkerHandler(self)
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else:
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return DeviceHandler(self)
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@cache_in_self
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def get_device_message_handler(self) -> DeviceMessageHandler:
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return DeviceMessageHandler(self)
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@cache_in_self
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def get_e2e_keys_handler(self) -> E2eKeysHandler:
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return E2eKeysHandler(self)
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@cache_in_self
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def get_e2e_room_keys_handler(self) -> E2eRoomKeysHandler:
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return E2eRoomKeysHandler(self)
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@cache_in_self
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def get_acme_handler(self) -> AcmeHandler:
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return AcmeHandler(self)
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@cache_in_self
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def get_application_service_api(self) -> ApplicationServiceApi:
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return ApplicationServiceApi(self)
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@cache_in_self
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def get_application_service_scheduler(self) -> ApplicationServiceScheduler:
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return ApplicationServiceScheduler(self)
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@cache_in_self
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def get_application_service_handler(self) -> ApplicationServicesHandler:
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return ApplicationServicesHandler(self)
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@cache_in_self
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def get_event_handler(self) -> EventHandler:
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return EventHandler(self)
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@cache_in_self
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def get_event_stream_handler(self) -> EventStreamHandler:
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return EventStreamHandler(self)
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@cache_in_self
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def get_initial_sync_handler(self) -> InitialSyncHandler:
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return InitialSyncHandler(self)
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@cache_in_self
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def get_profile_handler(self):
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if self.config.worker_app:
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return BaseProfileHandler(self)
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else:
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return MasterProfileHandler(self)
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@cache_in_self
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def get_event_creation_handler(self) -> EventCreationHandler:
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return EventCreationHandler(self)
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@cache_in_self
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def get_deactivate_account_handler(self) -> DeactivateAccountHandler:
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return DeactivateAccountHandler(self)
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@cache_in_self
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def get_set_password_handler(self) -> SetPasswordHandler:
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return SetPasswordHandler(self)
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@cache_in_self
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def get_event_sources(self) -> EventSources:
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return EventSources(self)
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@cache_in_self
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def get_keyring(self) -> Keyring:
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return Keyring(self)
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@cache_in_self
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def get_event_builder_factory(self) -> EventBuilderFactory:
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return EventBuilderFactory(self)
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@cache_in_self
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def get_filtering(self) -> Filtering:
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return Filtering(self)
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@cache_in_self
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def get_pusherpool(self) -> PusherPool:
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return PusherPool(self)
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@cache_in_self
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def get_http_client(self) -> MatrixFederationHttpClient:
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tls_client_options_factory = context_factory.FederationPolicyForHTTPS(
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self.config
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)
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return MatrixFederationHttpClient(self, tls_client_options_factory)
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@cache_in_self
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def get_media_repository_resource(self) -> MediaRepositoryResource:
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# build the media repo resource. This indirects through the HomeServer
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# to ensure that we only have a single instance of
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return MediaRepositoryResource(self)
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@cache_in_self
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def get_media_repository(self) -> MediaRepository:
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return MediaRepository(self)
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@cache_in_self
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def get_federation_transport_client(self) -> TransportLayerClient:
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return TransportLayerClient(self)
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@cache_in_self
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def get_federation_sender(self):
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if self.should_send_federation():
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return FederationSender(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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@cache_in_self
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def get_receipts_handler(self) -> ReceiptsHandler:
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return ReceiptsHandler(self)
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@cache_in_self
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def get_read_marker_handler(self) -> ReadMarkerHandler:
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return ReadMarkerHandler(self)
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@cache_in_self
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def get_tcp_replication(self) -> ReplicationCommandHandler:
|
|
return ReplicationCommandHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_action_generator(self) -> ActionGenerator:
|
|
return ActionGenerator(self)
|
|
|
|
@cache_in_self
|
|
def get_user_directory_handler(self) -> UserDirectoryHandler:
|
|
return UserDirectoryHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_groups_local_handler(self):
|
|
if self.config.worker_app:
|
|
return GroupsLocalWorkerHandler(self)
|
|
else:
|
|
return GroupsLocalHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_groups_server_handler(self):
|
|
if self.config.worker_app:
|
|
return GroupsServerWorkerHandler(self)
|
|
else:
|
|
return GroupsServerHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_groups_attestation_signing(self) -> GroupAttestationSigning:
|
|
return GroupAttestationSigning(self)
|
|
|
|
@cache_in_self
|
|
def get_groups_attestation_renewer(self) -> GroupAttestionRenewer:
|
|
return GroupAttestionRenewer(self)
|
|
|
|
@cache_in_self
|
|
def get_secrets(self) -> Secrets:
|
|
return Secrets()
|
|
|
|
@cache_in_self
|
|
def get_stats_handler(self) -> StatsHandler:
|
|
return StatsHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_spam_checker(self):
|
|
return SpamChecker(self)
|
|
|
|
@cache_in_self
|
|
def get_third_party_event_rules(self) -> ThirdPartyEventRules:
|
|
return ThirdPartyEventRules(self)
|
|
|
|
@cache_in_self
|
|
def get_room_member_handler(self):
|
|
if self.config.worker_app:
|
|
return RoomMemberWorkerHandler(self)
|
|
return RoomMemberMasterHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_federation_registry(self) -> FederationHandlerRegistry:
|
|
return FederationHandlerRegistry(self)
|
|
|
|
@cache_in_self
|
|
def get_server_notices_manager(self):
|
|
if self.config.worker_app:
|
|
raise Exception("Workers cannot send server notices")
|
|
return ServerNoticesManager(self)
|
|
|
|
@cache_in_self
|
|
def get_server_notices_sender(self):
|
|
if self.config.worker_app:
|
|
return WorkerServerNoticesSender(self)
|
|
return ServerNoticesSender(self)
|
|
|
|
@cache_in_self
|
|
def get_message_handler(self) -> MessageHandler:
|
|
return MessageHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_pagination_handler(self) -> PaginationHandler:
|
|
return PaginationHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_room_context_handler(self) -> RoomContextHandler:
|
|
return RoomContextHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_registration_handler(self) -> RegistrationHandler:
|
|
return RegistrationHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_account_validity_handler(self) -> AccountValidityHandler:
|
|
return AccountValidityHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_cas_handler(self) -> CasHandler:
|
|
return CasHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_saml_handler(self) -> "SamlHandler":
|
|
from synapse.handlers.saml_handler import SamlHandler
|
|
|
|
return SamlHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_oidc_handler(self) -> "OidcHandler":
|
|
from synapse.handlers.oidc_handler import OidcHandler
|
|
|
|
return OidcHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_event_client_serializer(self) -> EventClientSerializer:
|
|
return EventClientSerializer(self)
|
|
|
|
@cache_in_self
|
|
def get_password_policy_handler(self) -> PasswordPolicyHandler:
|
|
return PasswordPolicyHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_storage(self) -> Storage:
|
|
return Storage(self, self.get_datastores())
|
|
|
|
@cache_in_self
|
|
def get_replication_streamer(self) -> ReplicationStreamer:
|
|
return ReplicationStreamer(self)
|
|
|
|
@cache_in_self
|
|
def get_replication_data_handler(self) -> ReplicationDataHandler:
|
|
return ReplicationDataHandler(self)
|
|
|
|
@cache_in_self
|
|
def get_replication_streams(self) -> Dict[str, Stream]:
|
|
return {stream.NAME: stream(self) for stream in STREAMS_MAP.values()}
|
|
|
|
@cache_in_self
|
|
def get_federation_ratelimiter(self) -> FederationRateLimiter:
|
|
return FederationRateLimiter(self.clock, config=self.config.rc_federation)
|
|
|
|
async def remove_pusher(self, app_id: str, push_key: str, user_id: str):
|
|
return await self.get_pusherpool().remove_pusher(app_id, push_key, user_id)
|
|
|
|
def should_send_federation(self) -> bool:
|
|
"Should this server be sending federation traffic directly?"
|
|
return self.config.send_federation and (
|
|
not self.config.worker_app
|
|
or self.config.worker_app == "synapse.app.federation_sender"
|
|
)
|