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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.logging.context import LoggingContext, run_in_background
from synapse.metrics import METRICS_PREFIX, MetricsResource, RegistryProxy
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.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):
DATASTORE_CLASS = AppserviceSlaveStore
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()
@defer.inlineCallbacks
def on_rdata(self, stream_name, token, rows):
yield 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" + str(e) + "\n")
sys.exit(1)
assert config.worker_app == "synapse.app.appservice"
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,
)
setup_logging(ps, config, use_worker_options=True)
ps.setup()
reactor.addSystemEventTrigger(
"before", "startup", _base.start, ps, config.worker_listeners
)
_base.start_worker_reactor("synapse-appservice", config)
if __name__ == "__main__":
with LoggingContext("main"):
start(sys.argv[1:])
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