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- #!/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 logging
- import sys
- from twisted.internet import defer, reactor
- from twisted.web.resource import NoResource
- import synapse
- from synapse import events
- from synapse.app import _base
- 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 import RegistryProxy
- from synapse.metrics.resource import METRICS_PREFIX, MetricsResource
- from synapse.replication.slave.storage.appservice import SlavedApplicationServiceStore
- from synapse.replication.slave.storage.directory import DirectoryStore
- from synapse.replication.slave.storage.events import SlavedEventStore
- from synapse.replication.slave.storage.registration import SlavedRegistrationStore
- from synapse.replication.tcp.client import ReplicationClientHandler
- from synapse.server import HomeServer
- from synapse.storage.engines import create_engine
- from synapse.util.httpresourcetree import create_resource_tree
- from synapse.util.logcontext import LoggingContext, run_in_background
- from synapse.util.manhole import manhole
- from synapse.util.versionstring import get_version_string
- logger = logging.getLogger("synapse.app.appservice")
- class AppserviceSlaveStore(
- DirectoryStore, SlavedEventStore, SlavedApplicationServiceStore,
- SlavedRegistrationStore,
- ):
- pass
- class AppserviceServer(HomeServer):
- def setup(self):
- logger.info("Setting up.")
- self.datastore = AppserviceSlaveStore(self.get_db_conn(), self)
- logger.info("Finished setting up.")
- def _listen_http(self, listener_config):
- port = listener_config["port"]
- bind_addresses = listener_config["bind_addresses"]
- 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(RegistryProxy)
- root_resource = create_resource_tree(resources, NoResource())
- _base.listen_tcp(
- bind_addresses,
- port,
- SynapseSite(
- "synapse.access.http.%s" % (site_tag,),
- site_tag,
- listener_config,
- root_resource,
- self.version_string,
- )
- )
- logger.info("Synapse appservice 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":
- _base.listen_tcp(
- listener["bind_addresses"],
- listener["port"],
- manhole(
- username="matrix",
- password="rabbithole",
- globals={"hs": self},
- )
- )
- elif listener["type"] == "metrics":
- if not self.get_config().enable_metrics:
- logger.warn(("Metrics listener configured, but "
- "enable_metrics is not True!"))
- else:
- _base.listen_metrics(listener["bind_addresses"],
- listener["port"])
- else:
- logger.warn("Unrecognized listener type: %s", listener["type"])
- self.get_tcp_replication().start_replication(self)
- def build_tcp_replication(self):
- return ASReplicationHandler(self)
- class ASReplicationHandler(ReplicationClientHandler):
- def __init__(self, hs):
- super(ASReplicationHandler, self).__init__(hs.get_datastore())
- self.appservice_handler = hs.get_application_service_handler()
- def on_rdata(self, stream_name, token, rows):
- super(ASReplicationHandler, self).on_rdata(stream_name, token, rows)
- if stream_name == "events":
- max_stream_id = self.store.get_room_max_stream_ordering()
- run_in_background(self._notify_app_services, max_stream_id)
- @defer.inlineCallbacks
- def _notify_app_services(self, room_stream_id):
- try:
- yield self.appservice_handler.notify_interested_services(room_stream_id)
- except Exception:
- logger.exception("Error notifying application services of event")
- def start(config_options):
- try:
- config = HomeServerConfig.load_config(
- "Synapse appservice", config_options
- )
- except ConfigError as e:
- sys.stderr.write("\n" + e.message + "\n")
- sys.exit(1)
- assert config.worker_app == "synapse.app.appservice"
- setup_logging(config, use_worker_options=True)
- events.USE_FROZEN_DICTS = config.use_frozen_dicts
- database_engine = create_engine(config.database_config)
- if config.notify_appservices:
- sys.stderr.write(
- "\nThe appservices must be disabled in the main synapse process"
- "\nbefore they can be run in a separate worker."
- "\nPlease add ``notify_appservices: false`` to the main config"
- "\n"
- )
- sys.exit(1)
- # Force the pushers to start since they will be disabled in the main config
- config.notify_appservices = True
- ps = AppserviceServer(
- config.server_name,
- db_config=config.database_config,
- config=config,
- version_string="Synapse/" + get_version_string(synapse),
- database_engine=database_engine,
- )
- ps.setup()
- ps.start_listening(config.worker_listeners)
- def start():
- ps.get_datastore().start_profiling()
- ps.get_state_handler().start_caching()
- reactor.callWhenRunning(start)
- _base.start_worker_reactor("synapse-appservice", config)
- if __name__ == '__main__':
- with LoggingContext("main"):
- start(sys.argv[1:])
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