mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-12-27 00:09:59 -05:00
8039685051
AdditionalResource really doesn't add any value, and it gets in the way for resources which want to support child resources or the like. So, if the resource object already implements the IResource interface, don't bother wrapping it.
640 lines
22 KiB
Python
640 lines
22 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2019 New Vector 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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from __future__ import print_function
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import gc
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import logging
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import math
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import os
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import resource
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import sys
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from six import iteritems
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from prometheus_client import Gauge
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from twisted.application import service
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from twisted.internet import defer, reactor
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from twisted.python.failure import Failure
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from twisted.web.resource import EncodingResourceWrapper, IResource, NoResource
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from twisted.web.server import GzipEncoderFactory
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from twisted.web.static import File
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import synapse
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import synapse.config.logger
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from synapse import events
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from synapse.api.urls import (
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FEDERATION_PREFIX,
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LEGACY_MEDIA_PREFIX,
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MEDIA_PREFIX,
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SERVER_KEY_V2_PREFIX,
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STATIC_PREFIX,
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WEB_CLIENT_PREFIX,
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)
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from synapse.app import _base
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from synapse.app._base import listen_ssl, listen_tcp, quit_with_error
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from synapse.config._base import ConfigError
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from synapse.config.homeserver import HomeServerConfig
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from synapse.federation.transport.server import TransportLayerServer
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from synapse.http.additional_resource import AdditionalResource
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from synapse.http.server import RootRedirect
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from synapse.http.site import SynapseSite
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from synapse.logging.context import LoggingContext
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from synapse.metrics import METRICS_PREFIX, MetricsResource, RegistryProxy
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from synapse.metrics.background_process_metrics import run_as_background_process
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from synapse.module_api import ModuleApi
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from synapse.python_dependencies import check_requirements
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from synapse.replication.http import REPLICATION_PREFIX, ReplicationRestResource
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from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
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from synapse.rest import ClientRestResource
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from synapse.rest.admin import AdminRestResource
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from synapse.rest.key.v2 import KeyApiV2Resource
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from synapse.rest.well_known import WellKnownResource
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from synapse.server import HomeServer
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from synapse.storage import DataStore
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from synapse.storage.engines import IncorrectDatabaseSetup
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from synapse.storage.prepare_database import UpgradeDatabaseException
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from synapse.util.caches import CACHE_SIZE_FACTOR
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from synapse.util.httpresourcetree import create_resource_tree
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from synapse.util.manhole import manhole
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from synapse.util.module_loader import load_module
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from synapse.util.rlimit import change_resource_limit
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from synapse.util.versionstring import get_version_string
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logger = logging.getLogger("synapse.app.homeserver")
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def gz_wrap(r):
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return EncodingResourceWrapper(r, [GzipEncoderFactory()])
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class SynapseHomeServer(HomeServer):
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DATASTORE_CLASS = DataStore
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def _listener_http(self, config, listener_config):
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port = listener_config["port"]
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bind_addresses = listener_config["bind_addresses"]
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tls = listener_config.get("tls", False)
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site_tag = listener_config.get("tag", port)
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resources = {}
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for res in listener_config["resources"]:
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for name in res["names"]:
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if name == "openid" and "federation" in res["names"]:
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# Skip loading openid resource if federation is defined
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# since federation resource will include openid
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continue
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resources.update(
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self._configure_named_resource(name, res.get("compress", False))
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)
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additional_resources = listener_config.get("additional_resources", {})
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logger.debug("Configuring additional resources: %r", additional_resources)
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module_api = ModuleApi(self, self.get_auth_handler())
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for path, resmodule in additional_resources.items():
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handler_cls, config = load_module(resmodule)
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handler = handler_cls(config, module_api)
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if IResource.providedBy(handler):
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resource = handler
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elif hasattr(handler, "handle_request"):
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resource = AdditionalResource(self, handler.handle_request)
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else:
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raise ConfigError(
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"additional_resource %s does not implement a known interface"
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% (resmodule["module"],)
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)
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resources[path] = resource
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# try to find something useful to redirect '/' to
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if WEB_CLIENT_PREFIX in resources:
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root_resource = RootRedirect(WEB_CLIENT_PREFIX)
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elif STATIC_PREFIX in resources:
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root_resource = RootRedirect(STATIC_PREFIX)
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else:
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root_resource = NoResource()
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root_resource = create_resource_tree(resources, root_resource)
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if tls:
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ports = listen_ssl(
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bind_addresses,
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port,
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SynapseSite(
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"synapse.access.https.%s" % (site_tag,),
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site_tag,
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listener_config,
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root_resource,
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self.version_string,
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),
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self.tls_server_context_factory,
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reactor=self.get_reactor(),
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)
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logger.info("Synapse now listening on TCP port %d (TLS)", port)
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else:
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ports = listen_tcp(
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bind_addresses,
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port,
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SynapseSite(
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"synapse.access.http.%s" % (site_tag,),
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site_tag,
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listener_config,
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root_resource,
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self.version_string,
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),
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reactor=self.get_reactor(),
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)
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logger.info("Synapse now listening on TCP port %d", port)
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return ports
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def _configure_named_resource(self, name, compress=False):
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"""Build a resource map for a named resource
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Args:
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name (str): named resource: one of "client", "federation", etc
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compress (bool): whether to enable gzip compression for this
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resource
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Returns:
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dict[str, Resource]: map from path to HTTP resource
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"""
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resources = {}
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if name == "client":
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client_resource = ClientRestResource(self)
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if compress:
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client_resource = gz_wrap(client_resource)
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resources.update(
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{
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"/_matrix/client/api/v1": client_resource,
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"/_matrix/client/r0": client_resource,
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"/_matrix/client/unstable": client_resource,
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"/_matrix/client/v2_alpha": client_resource,
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"/_matrix/client/versions": client_resource,
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"/.well-known/matrix/client": WellKnownResource(self),
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"/_synapse/admin": AdminRestResource(self),
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}
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)
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if self.get_config().saml2_enabled:
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from synapse.rest.saml2 import SAML2Resource
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resources["/_matrix/saml2"] = SAML2Resource(self)
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if name == "consent":
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from synapse.rest.consent.consent_resource import ConsentResource
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consent_resource = ConsentResource(self)
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if compress:
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consent_resource = gz_wrap(consent_resource)
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resources.update({"/_matrix/consent": consent_resource})
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if name == "federation":
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resources.update({FEDERATION_PREFIX: TransportLayerServer(self)})
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if name == "openid":
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resources.update(
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{
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FEDERATION_PREFIX: TransportLayerServer(
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self, servlet_groups=["openid"]
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)
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}
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)
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if name in ["static", "client"]:
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resources.update(
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{
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STATIC_PREFIX: File(
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os.path.join(os.path.dirname(synapse.__file__), "static")
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)
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}
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)
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if name in ["media", "federation", "client"]:
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if self.get_config().enable_media_repo:
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media_repo = self.get_media_repository_resource()
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resources.update(
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{MEDIA_PREFIX: media_repo, LEGACY_MEDIA_PREFIX: media_repo}
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)
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elif name == "media":
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raise ConfigError(
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"'media' resource conflicts with enable_media_repo=False"
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)
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if name in ["keys", "federation"]:
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resources[SERVER_KEY_V2_PREFIX] = KeyApiV2Resource(self)
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if name == "webclient":
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webclient_path = self.get_config().web_client_location
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if webclient_path is None:
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logger.warning(
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"Not enabling webclient resource, as web_client_location is unset."
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)
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else:
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# GZip is disabled here due to
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# https://twistedmatrix.com/trac/ticket/7678
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resources[WEB_CLIENT_PREFIX] = File(webclient_path)
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if name == "metrics" and self.get_config().enable_metrics:
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resources[METRICS_PREFIX] = MetricsResource(RegistryProxy)
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if name == "replication":
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resources[REPLICATION_PREFIX] = ReplicationRestResource(self)
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return resources
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def start_listening(self, listeners):
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config = self.get_config()
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for listener in listeners:
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if listener["type"] == "http":
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self._listening_services.extend(self._listener_http(config, listener))
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elif listener["type"] == "manhole":
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listen_tcp(
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listener["bind_addresses"],
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listener["port"],
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manhole(
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username="matrix", password="rabbithole", globals={"hs": self}
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),
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)
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elif listener["type"] == "replication":
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services = listen_tcp(
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listener["bind_addresses"],
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listener["port"],
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ReplicationStreamProtocolFactory(self),
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)
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for s in services:
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reactor.addSystemEventTrigger("before", "shutdown", s.stopListening)
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elif listener["type"] == "metrics":
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if not self.get_config().enable_metrics:
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logger.warning(
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(
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"Metrics listener configured, but "
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"enable_metrics is not True!"
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)
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)
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else:
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_base.listen_metrics(listener["bind_addresses"], listener["port"])
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else:
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logger.warning("Unrecognized listener type: %s", listener["type"])
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# Gauges to expose monthly active user control metrics
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current_mau_gauge = Gauge("synapse_admin_mau:current", "Current MAU")
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max_mau_gauge = Gauge("synapse_admin_mau:max", "MAU Limit")
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registered_reserved_users_mau_gauge = Gauge(
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"synapse_admin_mau:registered_reserved_users",
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"Registered users with reserved threepids",
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)
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def setup(config_options):
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"""
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Args:
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config_options_options: The options passed to Synapse. Usually
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`sys.argv[1:]`.
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Returns:
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HomeServer
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"""
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try:
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config = HomeServerConfig.load_or_generate_config(
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"Synapse Homeserver", config_options
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)
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except ConfigError as e:
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sys.stderr.write("\nERROR: %s\n" % (e,))
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sys.exit(1)
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if not config:
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# If a config isn't returned, and an exception isn't raised, we're just
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# generating config files and shouldn't try to continue.
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sys.exit(0)
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events.USE_FROZEN_DICTS = config.use_frozen_dicts
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hs = SynapseHomeServer(
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config.server_name,
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config=config,
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version_string="Synapse/" + get_version_string(synapse),
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)
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synapse.config.logger.setup_logging(hs, config, use_worker_options=False)
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logger.info("Setting up server")
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try:
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hs.setup()
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except IncorrectDatabaseSetup as e:
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quit_with_error(str(e))
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except UpgradeDatabaseException as e:
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quit_with_error("Failed to upgrade database: %s" % (e,))
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hs.setup_master()
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@defer.inlineCallbacks
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def do_acme():
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"""
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Reprovision an ACME certificate, if it's required.
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Returns:
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Deferred[bool]: Whether the cert has been updated.
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"""
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acme = hs.get_acme_handler()
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# Check how long the certificate is active for.
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cert_days_remaining = hs.config.is_disk_cert_valid(allow_self_signed=False)
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# We want to reprovision if cert_days_remaining is None (meaning no
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# certificate exists), or the days remaining number it returns
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# is less than our re-registration threshold.
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provision = False
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if (
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cert_days_remaining is None
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or cert_days_remaining < hs.config.acme_reprovision_threshold
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):
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provision = True
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if provision:
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yield acme.provision_certificate()
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return provision
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@defer.inlineCallbacks
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def reprovision_acme():
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"""
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Provision a certificate from ACME, if required, and reload the TLS
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certificate if it's renewed.
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"""
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reprovisioned = yield do_acme()
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if reprovisioned:
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_base.refresh_certificate(hs)
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@defer.inlineCallbacks
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def start():
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try:
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# Run the ACME provisioning code, if it's enabled.
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if hs.config.acme_enabled:
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acme = hs.get_acme_handler()
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# Start up the webservices which we will respond to ACME
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# challenges with, and then provision.
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yield acme.start_listening()
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yield do_acme()
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# Check if it needs to be reprovisioned every day.
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hs.get_clock().looping_call(reprovision_acme, 24 * 60 * 60 * 1000)
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_base.start(hs, config.listeners)
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hs.get_pusherpool().start()
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hs.get_datastore().db.updates.start_doing_background_updates()
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except Exception:
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# Print the exception and bail out.
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print("Error during startup:", file=sys.stderr)
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# this gives better tracebacks than traceback.print_exc()
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Failure().printTraceback(file=sys.stderr)
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if reactor.running:
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reactor.stop()
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sys.exit(1)
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reactor.callWhenRunning(start)
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return hs
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class SynapseService(service.Service):
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"""
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A twisted Service class that will start synapse. Used to run synapse
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via twistd and a .tac.
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"""
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def __init__(self, config):
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self.config = config
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def startService(self):
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hs = setup(self.config)
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change_resource_limit(hs.config.soft_file_limit)
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if hs.config.gc_thresholds:
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gc.set_threshold(*hs.config.gc_thresholds)
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def stopService(self):
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return self._port.stopListening()
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# Contains the list of processes we will be monitoring
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# currently either 0 or 1
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_stats_process = []
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@defer.inlineCallbacks
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def phone_stats_home(hs, stats, stats_process=_stats_process):
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logger.info("Gathering stats for reporting")
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now = int(hs.get_clock().time())
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uptime = int(now - hs.start_time)
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if uptime < 0:
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uptime = 0
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stats["homeserver"] = hs.config.server_name
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stats["server_context"] = hs.config.server_context
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stats["timestamp"] = now
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stats["uptime_seconds"] = uptime
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version = sys.version_info
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stats["python_version"] = "{}.{}.{}".format(
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version.major, version.minor, version.micro
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)
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stats["total_users"] = yield hs.get_datastore().count_all_users()
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total_nonbridged_users = yield hs.get_datastore().count_nonbridged_users()
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stats["total_nonbridged_users"] = total_nonbridged_users
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daily_user_type_results = yield hs.get_datastore().count_daily_user_type()
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for name, count in iteritems(daily_user_type_results):
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stats["daily_user_type_" + name] = count
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room_count = yield hs.get_datastore().get_room_count()
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stats["total_room_count"] = room_count
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stats["daily_active_users"] = yield hs.get_datastore().count_daily_users()
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stats["monthly_active_users"] = yield hs.get_datastore().count_monthly_users()
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stats["daily_active_rooms"] = yield hs.get_datastore().count_daily_active_rooms()
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stats["daily_messages"] = yield hs.get_datastore().count_daily_messages()
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r30_results = yield hs.get_datastore().count_r30_users()
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for name, count in iteritems(r30_results):
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stats["r30_users_" + name] = count
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daily_sent_messages = yield hs.get_datastore().count_daily_sent_messages()
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stats["daily_sent_messages"] = daily_sent_messages
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stats["cache_factor"] = CACHE_SIZE_FACTOR
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stats["event_cache_size"] = hs.config.event_cache_size
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#
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# Performance statistics
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#
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old = stats_process[0]
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new = (now, resource.getrusage(resource.RUSAGE_SELF))
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stats_process[0] = new
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# Get RSS in bytes
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stats["memory_rss"] = new[1].ru_maxrss
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# Get CPU time in % of a single core, not % of all cores
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used_cpu_time = (new[1].ru_utime + new[1].ru_stime) - (
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old[1].ru_utime + old[1].ru_stime
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)
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if used_cpu_time == 0 or new[0] == old[0]:
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stats["cpu_average"] = 0
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else:
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stats["cpu_average"] = math.floor(used_cpu_time / (new[0] - old[0]) * 100)
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#
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# Database version
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#
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# This only reports info about the *main* database.
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stats["database_engine"] = hs.get_datastore().db.engine.module.__name__
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stats["database_server_version"] = hs.get_datastore().db.engine.server_version
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logger.info("Reporting stats to %s: %s" % (hs.config.report_stats_endpoint, stats))
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try:
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yield hs.get_proxied_http_client().put_json(
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hs.config.report_stats_endpoint, stats
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)
|
|
except Exception as e:
|
|
logger.warning("Error reporting stats: %s", e)
|
|
|
|
|
|
def run(hs):
|
|
PROFILE_SYNAPSE = False
|
|
if PROFILE_SYNAPSE:
|
|
|
|
def profile(func):
|
|
from cProfile import Profile
|
|
from threading import current_thread
|
|
|
|
def profiled(*args, **kargs):
|
|
profile = Profile()
|
|
profile.enable()
|
|
func(*args, **kargs)
|
|
profile.disable()
|
|
ident = current_thread().ident
|
|
profile.dump_stats(
|
|
"/tmp/%s.%s.%i.pstat" % (hs.hostname, func.__name__, ident)
|
|
)
|
|
|
|
return profiled
|
|
|
|
from twisted.python.threadpool import ThreadPool
|
|
|
|
ThreadPool._worker = profile(ThreadPool._worker)
|
|
reactor.run = profile(reactor.run)
|
|
|
|
clock = hs.get_clock()
|
|
|
|
stats = {}
|
|
|
|
def performance_stats_init():
|
|
_stats_process.clear()
|
|
_stats_process.append(
|
|
(int(hs.get_clock().time()), resource.getrusage(resource.RUSAGE_SELF))
|
|
)
|
|
|
|
def start_phone_stats_home():
|
|
return run_as_background_process(
|
|
"phone_stats_home", phone_stats_home, hs, stats
|
|
)
|
|
|
|
def generate_user_daily_visit_stats():
|
|
return run_as_background_process(
|
|
"generate_user_daily_visits", hs.get_datastore().generate_user_daily_visits
|
|
)
|
|
|
|
# Rather than update on per session basis, batch up the requests.
|
|
# If you increase the loop period, the accuracy of user_daily_visits
|
|
# table will decrease
|
|
clock.looping_call(generate_user_daily_visit_stats, 5 * 60 * 1000)
|
|
|
|
# monthly active user limiting functionality
|
|
def reap_monthly_active_users():
|
|
return run_as_background_process(
|
|
"reap_monthly_active_users", hs.get_datastore().reap_monthly_active_users
|
|
)
|
|
|
|
clock.looping_call(reap_monthly_active_users, 1000 * 60 * 60)
|
|
reap_monthly_active_users()
|
|
|
|
@defer.inlineCallbacks
|
|
def generate_monthly_active_users():
|
|
current_mau_count = 0
|
|
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()
|
|
reserved_users = yield store.get_registered_reserved_users()
|
|
current_mau_gauge.set(float(current_mau_count))
|
|
registered_reserved_users_mau_gauge.set(float(len(reserved_users)))
|
|
max_mau_gauge.set(float(hs.config.max_mau_value))
|
|
|
|
def start_generate_monthly_active_users():
|
|
return run_as_background_process(
|
|
"generate_monthly_active_users", generate_monthly_active_users
|
|
)
|
|
|
|
start_generate_monthly_active_users()
|
|
if hs.config.limit_usage_by_mau or hs.config.mau_stats_only:
|
|
clock.looping_call(start_generate_monthly_active_users, 5 * 60 * 1000)
|
|
# End of monthly active user settings
|
|
|
|
if hs.config.report_stats:
|
|
logger.info("Scheduling stats reporting for 3 hour intervals")
|
|
clock.looping_call(start_phone_stats_home, 3 * 60 * 60 * 1000)
|
|
|
|
# We need to defer this init for the cases that we daemonize
|
|
# otherwise the process ID we get is that of the non-daemon process
|
|
clock.call_later(0, performance_stats_init)
|
|
|
|
# We wait 5 minutes to send the first set of stats as the server can
|
|
# be quite busy the first few minutes
|
|
clock.call_later(5 * 60, start_phone_stats_home)
|
|
|
|
_base.start_reactor(
|
|
"synapse-homeserver",
|
|
soft_file_limit=hs.config.soft_file_limit,
|
|
gc_thresholds=hs.config.gc_thresholds,
|
|
pid_file=hs.config.pid_file,
|
|
daemonize=hs.config.daemonize,
|
|
print_pidfile=hs.config.print_pidfile,
|
|
logger=logger,
|
|
)
|
|
|
|
|
|
def main():
|
|
with LoggingContext("main"):
|
|
# check base requirements
|
|
check_requirements()
|
|
hs = setup(sys.argv[1:])
|
|
run(hs)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|