diff options
Diffstat (limited to 'synapse/app/federation_sender.py')
| -rw-r--r-- | synapse/app/federation_sender.py | 280 |
1 files changed, 3 insertions, 277 deletions
diff --git a/synapse/app/federation_sender.py b/synapse/app/federation_sender.py index 04fbb407af..add43147b3 100644 --- a/synapse/app/federation_sender.py +++ b/synapse/app/federation_sender.py @@ -13,285 +13,11 @@ # 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.federation import send_queue -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.metrics.background_process_metrics import run_as_background_process -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 SlavedTransactionStore -from synapse.replication.tcp.client import ReplicationClientHandler -from synapse.replication.tcp.streams._base import ReceiptsStream -from synapse.server import HomeServer -from synapse.storage.engines import create_engine -from synapse.types import ReadReceipt -from synapse.util.async_helpers import Linearizer -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.federation_sender") - - -class FederationSenderSlaveStore( - SlavedDeviceInboxStore, - SlavedTransactionStore, - SlavedReceiptsStore, - SlavedEventStore, - SlavedRegistrationStore, - SlavedDeviceStore, - SlavedPresenceStore, -): - 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): - DATASTORE_CLASS = FederationSenderSlaveStore - - 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 federation_sender 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 FederationSenderReplicationHandler(self) - - -class FederationSenderReplicationHandler(ReplicationClientHandler): - def __init__(self, hs): - super(FederationSenderReplicationHandler, self).__init__(hs.get_datastore()) - self.send_handler = FederationSenderHandler(hs, self) - - @defer.inlineCallbacks - def on_rdata(self, stream_name, token, rows): - yield 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): - try: - config = HomeServerConfig.load_config( - "Synapse federation sender", config_options - ) - except ConfigError as e: - sys.stderr.write("\n" + str(e) + "\n") - sys.exit(1) - assert config.worker_app == "synapse.app.federation_sender" - - events.USE_FROZEN_DICTS = config.use_frozen_dicts - - database_engine = create_engine(config.database_config) - - if config.send_federation: - sys.stderr.write( - "\nThe send_federation must be disabled in the main synapse process" - "\nbefore they can be run in a separate worker." - "\nPlease add ``send_federation: false`` to the main config" - "\n" - ) - sys.exit(1) - - # Force the pushers to start since they will be disabled in the main config - config.send_federation = True - - ss = FederationSenderServer( - config.server_name, - db_config=config.database_config, - config=config, - version_string="Synapse/" + get_version_string(synapse), - database_engine=database_engine, - ) - - setup_logging(ss, config, use_worker_options=True) - - ss.setup() - reactor.addSystemEventTrigger( - "before", "startup", _base.start, ss, config.worker_listeners - ) - - _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, replication_client): - self.store = hs.get_datastore() - self._is_mine_id = hs.is_mine_id - 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 = {} - - def on_start(self): - # There may be some events that are persisted but haven't been sent, - # so send them now. - self.federation_sender.notify_new_events( - self.store.get_room_max_stream_ordering() - ) - - def stream_positions(self): - return {"federation": self.federation_position} - - 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. - if stream_name == "federation": - send_queue.process_rows_for_federation(self.federation_sender, rows) - run_in_background(self.update_token, token) - - # We also need to poke the federation sender when new events happen - elif stream_name == "events": - self.federation_sender.notify_new_events(token) - - # ... and when new receipts happen - elif stream_name == ReceiptsStream.NAME: - run_as_background_process( - "process_receipts_for_federation", self._on_new_receipts, rows - ) - - @defer.inlineCallbacks - def _on_new_receipts(self, rows): - """ - Args: - rows (iterable[synapse.replication.tcp.streams.ReceiptsStreamRow]): - new receipts to be processed - """ - for receipt in rows: - # we only want to send on receipts for our own users - if not self._is_mine_id(receipt.user_id): - continue - receipt_info = ReadReceipt( - receipt.room_id, - receipt.receipt_type, - receipt.user_id, - [receipt.event_id], - receipt.data, - ) - yield self.federation_sender.send_read_receipt(receipt_info) - - @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 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") +import sys +from synapse.app.generic_worker import start +from synapse.util.logcontext import LoggingContext if __name__ == "__main__": with LoggingContext("main"): |