diff options
Diffstat (limited to 'synapse/app/federation_sender.py')
| -rw-r--r-- | synapse/app/federation_sender.py | 304 |
1 files changed, 113 insertions, 191 deletions
diff --git a/synapse/app/federation_sender.py b/synapse/app/federation_sender.py index 411e47d98d..a08af83a4c 100644 --- a/synapse/app/federation_sender.py +++ b/synapse/app/federation_sender.py @@ -13,69 +13,69 @@ # 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 import synapse - -from synapse.server import HomeServer +from synapse import events +from synapse.app import _base from synapse.config._base import ConfigError -from synapse.config.logger import setup_logging from synapse.config.homeserver import HomeServerConfig +from synapse.config.logger import setup_logging from synapse.crypto import context_factory -from synapse.http.site import SynapseSite from synapse.federation import send_queue -from synapse.federation.units import Edu -from synapse.metrics.resource import MetricsResource, METRICS_PREFIX +from synapse.http.site import SynapseSite +from synapse.metrics.resource import METRICS_PREFIX, MetricsResource from synapse.replication.slave.storage.deviceinbox import SlavedDeviceInboxStore +from synapse.replication.slave.storage.devices import SlavedDeviceStore from synapse.replication.slave.storage.events import SlavedEventStore +from synapse.replication.slave.storage.presence import SlavedPresenceStore from synapse.replication.slave.storage.receipts import SlavedReceiptsStore from synapse.replication.slave.storage.registration import SlavedRegistrationStore from synapse.replication.slave.storage.transactions import TransactionStore -from synapse.replication.slave.storage.devices import SlavedDeviceStore +from synapse.replication.tcp.client import ReplicationClientHandler +from synapse.server import HomeServer from synapse.storage.engines import create_engine -from synapse.storage.presence import UserPresenceState -from synapse.util.async import sleep +from synapse.util.async import Linearizer from synapse.util.httpresourcetree import create_resource_tree -from synapse.util.logcontext import LoggingContext +from synapse.util.logcontext import LoggingContext, run_in_background from synapse.util.manhole import manhole -from synapse.util.rlimit import change_resource_limit from synapse.util.versionstring import get_version_string +from twisted.internet import defer, reactor +from twisted.web.resource import NoResource -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 -import ujson as json - -logger = logging.getLogger("synapse.app.appservice") +logger = logging.getLogger("synapse.app.federation_sender") class FederationSenderSlaveStore( SlavedDeviceInboxStore, TransactionStore, SlavedReceiptsStore, SlavedEventStore, - SlavedRegistrationStore, SlavedDeviceStore, + SlavedRegistrationStore, SlavedDeviceStore, SlavedPresenceStore, ): - pass + def __init__(self, db_conn, hs): + super(FederationSenderSlaveStore, self).__init__(db_conn, hs) + + # We pull out the current federation stream position now so that we + # always have a known value for the federation position in memory so + # that we don't have to bounce via a deferred once when we start the + # replication streams. + self.federation_out_pos_startup = self._get_federation_out_pos(db_conn) + + def _get_federation_out_pos(self, db_conn): + sql = ( + "SELECT stream_id FROM federation_stream_position" + " WHERE type = ?" + ) + sql = self.database_engine.convert_param_style(sql) + txn = db_conn.cursor() + txn.execute(sql, ("federation",)) + rows = txn.fetchall() + txn.close() + + return rows[0][0] if rows else -1 -class FederationSenderServer(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 +class FederationSenderServer(HomeServer): def setup(self): logger.info("Setting up.") self.datastore = FederationSenderSlaveStore(self.get_db_conn(), self) @@ -91,19 +91,18 @@ class FederationSenderServer(HomeServer): if name == "metrics": resources[METRICS_PREFIX] = MetricsResource(self) - root_resource = create_resource_tree(resources, Resource()) - - for address in bind_addresses: - reactor.listenTCP( - port, - SynapseSite( - "synapse.access.http.%s" % (site_tag,), - site_tag, - listener_config, - root_resource, - ), - interface=address + 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, ) + ) logger.info("Synapse federation_sender now listening on port %d", port) @@ -112,41 +111,39 @@ class FederationSenderServer(HomeServer): if listener["type"] == "http": self._listen_http(listener) elif listener["type"] == "manhole": - bind_addresses = listener["bind_addresses"] - - for address in bind_addresses: - reactor.listenTCP( - listener["port"], - manhole( - username="matrix", - password="rabbithole", - globals={"hs": self}, - ), - interface=address + _base.listen_tcp( + listener["bind_addresses"], + listener["port"], + manhole( + username="matrix", + password="rabbithole", + globals={"hs": self}, ) + ) 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 - send_handler = FederationSenderHandler(self) - - send_handler.on_start() - - while True: - try: - args = store.stream_positions() - args.update((yield send_handler.stream_positions())) - args["timeout"] = 30000 - result = yield http_client.get_json(replication_url, args=args) - yield store.process_replication(result) - yield send_handler.process_replication(result) - except: - logger.exception("Error replicating from %r", replication_url) - yield sleep(30) + self.get_tcp_replication().start_replication(self) + + def build_tcp_replication(self): + return FederationSenderReplicationHandler(self) + + +class FederationSenderReplicationHandler(ReplicationClientHandler): + def __init__(self, hs): + super(FederationSenderReplicationHandler, self).__init__(hs.get_datastore()) + self.send_handler = FederationSenderHandler(hs, self) + + def on_rdata(self, stream_name, token, rows): + super(FederationSenderReplicationHandler, self).on_rdata( + stream_name, token, rows + ) + self.send_handler.process_replication_rows(stream_name, token, rows) + + def get_streams_to_replicate(self): + args = super(FederationSenderReplicationHandler, self).get_streams_to_replicate() + args.update(self.send_handler.stream_positions()) + return args def start(config_options): @@ -160,7 +157,7 @@ def start(config_options): assert config.worker_app == "synapse.app.federation_sender" - setup_logging(config.worker_log_config, config.worker_log_file) + setup_logging(config, use_worker_options=True) events.USE_FROZEN_DICTS = config.use_frozen_dicts @@ -192,42 +189,27 @@ def start(config_options): ps.setup() ps.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(): - ps.replicate() ps.get_datastore().start_profiling() ps.get_state_handler().start_caching() reactor.callWhenRunning(start) - - if config.worker_daemonize: - daemon = Daemonize( - app="synapse-federation-sender", - pid=config.worker_pid_file, - action=run, - auto_close_fds=False, - verbose=True, - logger=logger, - ) - daemon.start() - else: - run() + _base.start_worker_reactor("synapse-federation-sender", config) class FederationSenderHandler(object): """Processes the replication stream and forwards the appropriate entries to the federation sender. """ - def __init__(self, hs): + def __init__(self, hs, replication_client): self.store = hs.get_datastore() self.federation_sender = hs.get_federation_sender() + self.replication_client = replication_client + + self.federation_position = self.store.federation_out_pos_startup + self._fed_position_linearizer = Linearizer(name="_fed_position_linearizer") + + self._last_ack = self.federation_position self._room_serials = {} self._room_typing = {} @@ -239,98 +221,38 @@ class FederationSenderHandler(object): self.store.get_room_max_stream_ordering() ) - @defer.inlineCallbacks def stream_positions(self): - stream_id = yield self.store.get_federation_out_pos("federation") - defer.returnValue({ - "federation": stream_id, - - # Ack stuff we've "processed", this should only be called from - # one process. - "federation_ack": stream_id, - }) + return {"federation": self.federation_position} - @defer.inlineCallbacks - def process_replication(self, result): + def process_replication_rows(self, stream_name, token, rows): # The federation stream contains things that we want to send out, e.g. # presence, typing, etc. - fed_stream = result.get("federation") - if fed_stream: - latest_id = int(fed_stream["position"]) - - # The federation stream containis a bunch of different types of - # rows that need to be handled differently. We parse the rows, put - # them into the appropriate collection and then send them off. - presence_to_send = {} - keyed_edus = {} - edus = {} - failures = {} - device_destinations = set() - - # Parse the rows in the stream - for row in fed_stream["rows"]: - position, typ, content_js = row - content = json.loads(content_js) - - if typ == send_queue.PRESENCE_TYPE: - destination = content["destination"] - state = UserPresenceState.from_dict(content["state"]) - - presence_to_send.setdefault(destination, []).append(state) - elif typ == send_queue.KEYED_EDU_TYPE: - key = content["key"] - edu = Edu(**content["edu"]) - - keyed_edus.setdefault( - edu.destination, {} - )[(edu.destination, tuple(key))] = edu - elif typ == send_queue.EDU_TYPE: - edu = Edu(**content) - - edus.setdefault(edu.destination, []).append(edu) - elif typ == send_queue.FAILURE_TYPE: - destination = content["destination"] - failure = content["failure"] - - failures.setdefault(destination, []).append(failure) - elif typ == send_queue.DEVICE_MESSAGE_TYPE: - device_destinations.add(content["destination"]) - else: - raise Exception("Unrecognised federation type: %r", typ) - - # We've finished collecting, send everything off - for destination, states in presence_to_send.items(): - self.federation_sender.send_presence(destination, states) - - for destination, edu_map in keyed_edus.items(): - for key, edu in edu_map.items(): - self.federation_sender.send_edu( - edu.destination, edu.edu_type, edu.content, key=key, - ) - - for destination, edu_list in edus.items(): - for edu in edu_list: - self.federation_sender.send_edu( - edu.destination, edu.edu_type, edu.content, key=None, - ) + if stream_name == "federation": + send_queue.process_rows_for_federation(self.federation_sender, rows) + run_in_background(self.update_token, token) - for destination, failure_list in failures.items(): - for failure in failure_list: - self.federation_sender.send_failure(destination, failure) - - for destination in device_destinations: - self.federation_sender.send_device_messages(destination) + # We also need to poke the federation sender when new events happen + elif stream_name == "events": + self.federation_sender.notify_new_events(token) - # Record where we are in the stream. - yield self.store.update_federation_out_pos( - "federation", latest_id - ) + @defer.inlineCallbacks + def update_token(self, token): + try: + self.federation_position = token + + # We linearize here to ensure we don't have races updating the token + with (yield self._fed_position_linearizer.queue(None)): + if self._last_ack < self.federation_position: + yield self.store.update_federation_out_pos( + "federation", self.federation_position + ) - # We also need to poke the federation sender when new events happen - event_stream = result.get("events") - if event_stream: - latest_pos = event_stream["position"] - self.federation_sender.notify_new_events(latest_pos) + # We ACK this token over replication so that the master can drop + # its in memory queues + self.replication_client.send_federation_ack(self.federation_position) + self._last_ack = self.federation_position + except Exception: + logger.exception("Error updating federation stream position") if __name__ == '__main__': |