diff --git a/synapse/app/federation_reader.py b/synapse/app/federation_reader.py
new file mode 100644
index 0000000000..98a18f9b3d
--- /dev/null
+++ b/synapse/app/federation_reader.py
@@ -0,0 +1,200 @@
+#!/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.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 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,
+ 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)
+
+ 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=get_version_string("Synapse", 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_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:])
diff --git a/synapse/replication/slave/storage/events.py b/synapse/replication/slave/storage/events.py
index 369d839464..2ba1e6b803 100644
--- a/synapse/replication/slave/storage/events.py
+++ b/synapse/replication/slave/storage/events.py
@@ -142,6 +142,11 @@ class SlavedEventStore(BaseSlavedStore):
_get_events_around_txn = DataStore._get_events_around_txn.__func__
_get_some_state_from_cache = DataStore._get_some_state_from_cache.__func__
+ get_backfill_events = DataStore.get_backfill_events.__func__
+ _get_backfill_events = DataStore._get_backfill_events.__func__
+ get_missing_events = DataStore.get_missing_events.__func__
+ _get_missing_events = DataStore._get_missing_events.__func__
+
def stream_positions(self):
result = super(SlavedEventStore, self).stream_positions()
result["events"] = self._stream_id_gen.get_current_token()
diff --git a/synapse/replication/slave/storage/keys.py b/synapse/replication/slave/storage/keys.py
new file mode 100644
index 0000000000..c1c895439d
--- /dev/null
+++ b/synapse/replication/slave/storage/keys.py
@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015, 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.
+
+from twisted.internet import defer
+
+from ._base import BaseSlavedStore
+from synapse.storage import DataStore
+from synapse.storage.keys import KeyStore
+
+
+class SlavedKeyStore(BaseSlavedStore):
+ # TODO: use the cached version and invalidate deleted tokens
+ get_all_server_verify_keys = defer.inlineCallbacks(KeyStore.__dict__[
+ "get_all_server_verify_keys"
+ ].orig)
+
+ get_server_verify_keys = DataStore.get_server_verify_keys.__func__
diff --git a/synapse/storage/keys.py b/synapse/storage/keys.py
index a495a8a7d9..1195efec08 100644
--- a/synapse/storage/keys.py
+++ b/synapse/storage/keys.py
@@ -22,6 +22,10 @@ import OpenSSL
from signedjson.key import decode_verify_key_bytes
import hashlib
+import logging
+
+logger = logging.getLogger(__name__)
+
class KeyStore(SQLBaseStore):
"""Persistence for signature verification keys and tls X.509 certificates
|