#!/usr/bin/env python # -*- coding: utf-8 -*- # Copyright 2016 OpenMarket Ltd # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import synapse from synapse.config._base import ConfigError from synapse.config.homeserver import HomeServerConfig from synapse.config.logger import setup_logging from synapse.http.site import SynapseSite from synapse.metrics.resource import MetricsResource, METRICS_PREFIX from synapse.replication.slave.storage._base import BaseSlavedStore from synapse.replication.slave.storage.events import SlavedEventStore from synapse.replication.slave.storage.keys import SlavedKeyStore from synapse.replication.slave.storage.room import RoomStore from synapse.replication.slave.storage.transactions import TransactionStore from synapse.replication.slave.storage.directory import DirectoryStore from synapse.server import HomeServer from synapse.storage.engines import create_engine from synapse.util.async import sleep from synapse.util.httpresourcetree import create_resource_tree from synapse.util.logcontext import LoggingContext from synapse.util.manhole import manhole from synapse.util.rlimit import change_resource_limit from synapse.util.versionstring import get_version_string from synapse.api.urls import FEDERATION_PREFIX from synapse.federation.transport.server import TransportLayerServer from synapse.crypto import context_factory from synapse import events from twisted.internet import reactor, defer from twisted.web.resource import Resource from daemonize import Daemonize import sys import logging import gc logger = logging.getLogger("synapse.app.federation_reader") class FederationReaderSlavedStore( SlavedEventStore, SlavedKeyStore, RoomStore, DirectoryStore, TransactionStore, BaseSlavedStore, ): pass class FederationReaderServer(HomeServer): def get_db_conn(self, run_new_connection=True): # Any param beginning with cp_ is a parameter for adbapi, and should # not be passed to the database engine. db_params = { k: v for k, v in self.db_config.get("args", {}).items() if not k.startswith("cp_") } db_conn = self.database_engine.module.connect(**db_params) if run_new_connection: self.database_engine.on_new_connection(db_conn) return db_conn def setup(self): logger.info("Setting up.") self.datastore = FederationReaderSlavedStore(self.get_db_conn(), self) logger.info("Finished setting up.") def _listen_http(self, listener_config): port = listener_config["port"] bind_address = listener_config.get("bind_address", "") site_tag = listener_config.get("tag", port) resources = {} for res in listener_config["resources"]: for name in res["names"]: if name == "metrics": resources[METRICS_PREFIX] = MetricsResource(self) elif name == "federation": resources.update({ FEDERATION_PREFIX: TransportLayerServer(self), }) root_resource = create_resource_tree(resources, Resource()) reactor.listenTCP( port, SynapseSite( "synapse.access.http.%s" % (site_tag,), site_tag, listener_config, root_resource, ), interface=bind_address ) logger.info("Synapse federation reader now listening on port %d", port) def start_listening(self, listeners): for listener in listeners: if listener["type"] == "http": self._listen_http(listener) elif listener["type"] == "manhole": reactor.listenTCP( listener["port"], manhole( username="matrix", password="rabbithole", globals={"hs": self}, ), interface=listener.get("bind_address", '127.0.0.1') ) else: logger.warn("Unrecognized listener type: %s", listener["type"]) @defer.inlineCallbacks def replicate(self): http_client = self.get_simple_http_client() store = self.get_datastore() replication_url = self.config.worker_replication_url while True: try: args = store.stream_positions() args["timeout"] = 30000 result = yield http_client.get_json(replication_url, args=args) yield store.process_replication(result) except: logger.exception("Error replicating from %r", replication_url) yield sleep(5) def start(config_options): try: config = HomeServerConfig.load_config( "Synapse federation reader", config_options ) except ConfigError as e: sys.stderr.write("\n" + e.message + "\n") sys.exit(1) assert config.worker_app == "synapse.app.federation_reader" setup_logging(config.worker_log_config, config.worker_log_file) events.USE_FROZEN_DICTS = config.use_frozen_dicts database_engine = create_engine(config.database_config) tls_server_context_factory = context_factory.ServerContextFactory(config) ss = FederationReaderServer( config.server_name, db_config=config.database_config, tls_server_context_factory=tls_server_context_factory, config=config, version_string="Synapse/" + get_version_string(synapse), database_engine=database_engine, ) ss.setup() ss.get_handlers() ss.start_listening(config.worker_listeners) def run(): with LoggingContext("run"): logger.info("Running") change_resource_limit(config.soft_file_limit) if config.gc_thresholds: gc.set_threshold(*config.gc_thresholds) reactor.run() def start(): ss.get_state_handler().start_caching() ss.get_datastore().start_profiling() ss.replicate() reactor.callWhenRunning(start) if config.worker_daemonize: daemon = Daemonize( app="synapse-federation-reader", pid=config.worker_pid_file, action=run, auto_close_fds=False, verbose=True, logger=logger, ) daemon.start() else: run() if __name__ == '__main__': with LoggingContext("main"): start(sys.argv[1:])