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Merge pull request #1118 from matrix-org/erikj/public_rooms_splitout

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Split out public room list into a worker process
This commit is contained in:
Erik Johnston 2016-09-14 16:50:27 +01:00 committed by GitHub
commit 21c88016bd
5 changed files with 403 additions and 159 deletions
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2
jenkins-dendron-postgres.sh
View file

@ -20,3 +20,5 @@ export SYNAPSE_CACHE_FACTOR=1
--pusher \
--synchrotron \
--federation-reader \
--client-reader \
--appservice \

215
synapse/app/client_reader.py Normal file
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@ -0,0 +1,215 @@
#!/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.http.server import JsonResource
from synapse.metrics.resource import MetricsResource, METRICS_PREFIX
from synapse.replication.slave.storage._base import BaseSlavedStore
from synapse.replication.slave.storage.appservice import SlavedApplicationServiceStore
from synapse.replication.slave.storage.events import SlavedEventStore
from synapse.replication.slave.storage.keys import SlavedKeyStore
from synapse.replication.slave.storage.room import RoomStore
from synapse.replication.slave.storage.directory import DirectoryStore
from synapse.replication.slave.storage.registration import SlavedRegistrationStore
from synapse.rest.client.v1.room import PublicRoomListRestServlet
from synapse.server import HomeServer
from synapse.storage.client_ips import ClientIpStore
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.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 ClientReaderSlavedStore(
SlavedEventStore,
SlavedKeyStore,
RoomStore,
DirectoryStore,
SlavedApplicationServiceStore,
SlavedRegistrationStore,
BaseSlavedStore,
ClientIpStore, # After BaseSlavedStore because the constructor is different
):
pass
class ClientReaderServer(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 = ClientReaderSlavedStore(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 == "client":
resource = JsonResource(self, canonical_json=False)
PublicRoomListRestServlet(self).register(resource)
resources.update({
"/_matrix/client/r0": resource,
"/_matrix/client/unstable": resource,
"/_matrix/client/v2_alpha": resource,
"/_matrix/client/api/v1": resource,
})
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 client 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 client reader", config_options
)
except ConfigError as e:
sys.stderr.write("\n" + e.message + "\n")
sys.exit(1)
assert config.worker_app == "synapse.app.client_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 = ClientReaderServer(
config.server_name,
db_config=config.database_config,
tls_server_context_factory=tls_server_context_factory,
config=config,
version_string="Synapse/" + get_version_string(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-client-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:])

159
synapse/handlers/room.py
View file

@ -20,12 +20,10 @@ from ._base import BaseHandler
from synapse.types import UserID, RoomAlias, RoomID, RoomStreamToken
from synapse.api.constants import (
EventTypes, JoinRules, RoomCreationPreset, Membership,
EventTypes, JoinRules, RoomCreationPreset
)
from synapse.api.errors import AuthError, StoreError, SynapseError
from synapse.util import stringutils
from synapse.util.async import concurrently_execute
from synapse.util.caches.response_cache import ResponseCache
from synapse.visibility import filter_events_for_client
from collections import OrderedDict
@ -36,8 +34,6 @@ import string
logger = logging.getLogger(__name__)
REMOTE_ROOM_LIST_POLL_INTERVAL = 60 * 1000
id_server_scheme = "https://"
@ -348,159 +344,6 @@ class RoomCreationHandler(BaseHandler):
)
class RoomListHandler(BaseHandler):
def __init__(self, hs):
super(RoomListHandler, self).__init__(hs)
self.response_cache = ResponseCache(hs)
self.remote_list_request_cache = ResponseCache(hs)
self.remote_list_cache = {}
self.fetch_looping_call = hs.get_clock().looping_call(
self.fetch_all_remote_lists, REMOTE_ROOM_LIST_POLL_INTERVAL
)
self.fetch_all_remote_lists()
def get_local_public_room_list(self):
result = self.response_cache.get(())
if not result:
result = self.response_cache.set((), self._get_public_room_list())
return result
@defer.inlineCallbacks
def _get_public_room_list(self):
room_ids = yield self.store.get_public_room_ids()
results = []
@defer.inlineCallbacks
def handle_room(room_id):
current_state = yield self.state_handler.get_current_state(room_id)
# Double check that this is actually a public room.
join_rules_event = current_state.get((EventTypes.JoinRules, ""))
if join_rules_event:
join_rule = join_rules_event.content.get("join_rule", None)
if join_rule and join_rule != JoinRules.PUBLIC:
defer.returnValue(None)
result = {"room_id": room_id}
num_joined_users = len([
1 for _, event in current_state.items()
if event.type == EventTypes.Member
and event.membership == Membership.JOIN
])
if num_joined_users == 0:
return
result["num_joined_members"] = num_joined_users
aliases = yield self.store.get_aliases_for_room(room_id)
if aliases:
result["aliases"] = aliases
name_event = yield current_state.get((EventTypes.Name, ""))
if name_event:
name = name_event.content.get("name", None)
if name:
result["name"] = name
topic_event = current_state.get((EventTypes.Topic, ""))
if topic_event:
topic = topic_event.content.get("topic", None)
if topic:
result["topic"] = topic
canonical_event = current_state.get((EventTypes.CanonicalAlias, ""))
if canonical_event:
canonical_alias = canonical_event.content.get("alias", None)
if canonical_alias:
result["canonical_alias"] = canonical_alias
visibility_event = current_state.get((EventTypes.RoomHistoryVisibility, ""))
visibility = None
if visibility_event:
visibility = visibility_event.content.get("history_visibility", None)
result["world_readable"] = visibility == "world_readable"
guest_event = current_state.get((EventTypes.GuestAccess, ""))
guest = None
if guest_event:
guest = guest_event.content.get("guest_access", None)
result["guest_can_join"] = guest == "can_join"
avatar_event = current_state.get(("m.room.avatar", ""))
if avatar_event:
avatar_url = avatar_event.content.get("url", None)
if avatar_url:
result["avatar_url"] = avatar_url
results.append(result)
yield concurrently_execute(handle_room, room_ids, 10)
# FIXME (erikj): START is no longer a valid value
defer.returnValue({"start": "START", "end": "END", "chunk": results})
@defer.inlineCallbacks
def fetch_all_remote_lists(self):
deferred = self.hs.get_replication_layer().get_public_rooms(
self.hs.config.secondary_directory_servers
)
self.remote_list_request_cache.set((), deferred)
self.remote_list_cache = yield deferred
@defer.inlineCallbacks
def get_remote_public_room_list(self, server_name):
res = yield self.hs.get_replication_layer().get_public_rooms(
[server_name]
)
if server_name not in res:
raise SynapseError(404, "Server not found")
defer.returnValue(res[server_name])
@defer.inlineCallbacks
def get_aggregated_public_room_list(self):
"""
Get the public room list from this server and the servers
specified in the secondary_directory_servers config option.
XXX: Pagination...
"""
# We return the results from out cache which is updated by a looping call,
# unless we're missing a cache entry, in which case wait for the result
# of the fetch if there's one in progress. If not, omit that server.
wait = False
for s in self.hs.config.secondary_directory_servers:
if s not in self.remote_list_cache:
logger.warn("No cached room list from %s: waiting for fetch", s)
wait = True
break
if wait and self.remote_list_request_cache.get(()):
yield self.remote_list_request_cache.get(())
public_rooms = yield self.get_local_public_room_list()
# keep track of which room IDs we've seen so we can de-dup
room_ids = set()
# tag all the ones in our list with our server name.
# Also add the them to the de-deping set
for room in public_rooms['chunk']:
room["server_name"] = self.hs.hostname
room_ids.add(room["room_id"])
# Now add the results from federation
for server_name, server_result in self.remote_list_cache.items():
for room in server_result["chunk"]:
if room["room_id"] not in room_ids:
room["server_name"] = server_name
public_rooms["chunk"].append(room)
room_ids.add(room["room_id"])
defer.returnValue(public_rooms)
class RoomContextHandler(BaseHandler):
@defer.inlineCallbacks
def get_event_context(self, user, room_id, event_id, limit, is_guest):

184
synapse/handlers/room_list.py Normal file
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@ -0,0 +1,184 @@
# -*- coding: utf-8 -*-
# Copyright 2014 - 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 BaseHandler
from synapse.api.constants import (
EventTypes, JoinRules, Membership,
)
from synapse.api.errors import SynapseError
from synapse.util.async import concurrently_execute
from synapse.util.caches.response_cache import ResponseCache
import logging
logger = logging.getLogger(__name__)
REMOTE_ROOM_LIST_POLL_INTERVAL = 60 * 1000
class RoomListHandler(BaseHandler):
def __init__(self, hs):
super(RoomListHandler, self).__init__(hs)
self.response_cache = ResponseCache(hs)
self.remote_list_request_cache = ResponseCache(hs)
self.remote_list_cache = {}
self.fetch_looping_call = hs.get_clock().looping_call(
self.fetch_all_remote_lists, REMOTE_ROOM_LIST_POLL_INTERVAL
)
self.fetch_all_remote_lists()
def get_local_public_room_list(self):
result = self.response_cache.get(())
if not result:
result = self.response_cache.set((), self._get_public_room_list())
return result
@defer.inlineCallbacks
def _get_public_room_list(self):
room_ids = yield self.store.get_public_room_ids()
results = []
@defer.inlineCallbacks
def handle_room(room_id):
current_state = yield self.state_handler.get_current_state(room_id)
# Double check that this is actually a public room.
join_rules_event = current_state.get((EventTypes.JoinRules, ""))
if join_rules_event:
join_rule = join_rules_event.content.get("join_rule", None)
if join_rule and join_rule != JoinRules.PUBLIC:
defer.returnValue(None)
result = {"room_id": room_id}
num_joined_users = len([
1 for _, event in current_state.items()
if event.type == EventTypes.Member
and event.membership == Membership.JOIN
])
if num_joined_users == 0:
return
result["num_joined_members"] = num_joined_users
aliases = yield self.store.get_aliases_for_room(room_id)
if aliases:
result["aliases"] = aliases
name_event = yield current_state.get((EventTypes.Name, ""))
if name_event:
name = name_event.content.get("name", None)
if name:
result["name"] = name
topic_event = current_state.get((EventTypes.Topic, ""))
if topic_event:
topic = topic_event.content.get("topic", None)
if topic:
result["topic"] = topic
canonical_event = current_state.get((EventTypes.CanonicalAlias, ""))
if canonical_event:
canonical_alias = canonical_event.content.get("alias", None)
if canonical_alias:
result["canonical_alias"] = canonical_alias
visibility_event = current_state.get((EventTypes.RoomHistoryVisibility, ""))
visibility = None
if visibility_event:
visibility = visibility_event.content.get("history_visibility", None)
result["world_readable"] = visibility == "world_readable"
guest_event = current_state.get((EventTypes.GuestAccess, ""))
guest = None
if guest_event:
guest = guest_event.content.get("guest_access", None)
result["guest_can_join"] = guest == "can_join"
avatar_event = current_state.get(("m.room.avatar", ""))
if avatar_event:
avatar_url = avatar_event.content.get("url", None)
if avatar_url:
result["avatar_url"] = avatar_url
results.append(result)
yield concurrently_execute(handle_room, room_ids, 10)
# FIXME (erikj): START is no longer a valid value
defer.returnValue({"start": "START", "end": "END", "chunk": results})
@defer.inlineCallbacks
def fetch_all_remote_lists(self):
deferred = self.hs.get_replication_layer().get_public_rooms(
self.hs.config.secondary_directory_servers
)
self.remote_list_request_cache.set((), deferred)
self.remote_list_cache = yield deferred
@defer.inlineCallbacks
def get_remote_public_room_list(self, server_name):
res = yield self.hs.get_replication_layer().get_public_rooms(
[server_name]
)
if server_name not in res:
raise SynapseError(404, "Server not found")
defer.returnValue(res[server_name])
@defer.inlineCallbacks
def get_aggregated_public_room_list(self):
"""
Get the public room list from this server and the servers
specified in the secondary_directory_servers config option.
XXX: Pagination...
"""
# We return the results from out cache which is updated by a looping call,
# unless we're missing a cache entry, in which case wait for the result
# of the fetch if there's one in progress. If not, omit that server.
wait = False
for s in self.hs.config.secondary_directory_servers:
if s not in self.remote_list_cache:
logger.warn("No cached room list from %s: waiting for fetch", s)
wait = True
break
if wait and self.remote_list_request_cache.get(()):
yield self.remote_list_request_cache.get(())
public_rooms = yield self.get_local_public_room_list()
# keep track of which room IDs we've seen so we can de-dup
room_ids = set()
# tag all the ones in our list with our server name.
# Also add the them to the de-deping set
for room in public_rooms['chunk']:
room["server_name"] = self.hs.hostname
room_ids.add(room["room_id"])
# Now add the results from federation
for server_name, server_result in self.remote_list_cache.items():
for room in server_result["chunk"]:
if room["room_id"] not in room_ids:
room["server_name"] = server_name
public_rooms["chunk"].append(room)
room_ids.add(room["room_id"])
defer.returnValue(public_rooms)

2
synapse/server.py
View file

@ -39,7 +39,7 @@ from synapse.handlers.devicemessage import DeviceMessageHandler
from synapse.handlers.device import DeviceHandler
from synapse.handlers.e2e_keys import E2eKeysHandler
from synapse.handlers.presence import PresenceHandler
from synapse.handlers.room import RoomListHandler
from synapse.handlers.room_list import RoomListHandler
from synapse.handlers.sync import SyncHandler
from synapse.handlers.typing import TypingHandler
from synapse.handlers.events import EventHandler, EventStreamHandler