Initial worker impl

This commit is contained in:
Erik Johnston 2017-06-15 12:47:05 +01:00
parent a9d6fa8b2b
commit 6aa5bc8635
6 changed files with 328 additions and 7 deletions

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@ -51,7 +51,7 @@ import sys
import logging import logging
import gc import gc
logger = logging.getLogger("synapse.app.appservice") logger = logging.getLogger("synapse.app.federation_sender")
class FederationSenderSlaveStore( class FederationSenderSlaveStore(

270
synapse/app/user_dir.py Normal file
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@ -0,0 +1,270 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright 2017 Vector Creations 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.server import HomeServer
from synapse.config._base import ConfigError
from synapse.config.logger import setup_logging
from synapse.config.homeserver import HomeServerConfig
from synapse.crypto import context_factory
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.events import SlavedEventStore
from synapse.replication.slave.storage.appservice import SlavedApplicationServiceStore
from synapse.replication.slave.storage.registration import SlavedRegistrationStore
from synapse.replication.tcp.client import ReplicationClientHandler
from synapse.rest.client.v2_alpha import user_directory
from synapse.storage.engines import create_engine
from synapse.storage.client_ips import ClientIpStore
from synapse.storage.user_directory import UserDirectoryStore
from synapse.util.httpresourcetree import create_resource_tree
from synapse.util.logcontext import LoggingContext, PreserveLoggingContext, preserve_fn
from synapse.util.manhole import manhole
from synapse.util.rlimit import change_resource_limit
from synapse.util.versionstring import get_version_string
from synapse.util.caches.stream_change_cache import StreamChangeCache
from synapse import events
from twisted.internet import reactor
from twisted.web.resource import Resource
from daemonize import Daemonize
import sys
import logging
import gc
logger = logging.getLogger("synapse.app.user_dir")
class UserDirectorySlaveStore(
SlavedEventStore,
SlavedApplicationServiceStore,
SlavedRegistrationStore,
UserDirectoryStore,
BaseSlavedStore,
ClientIpStore, # After BaseSlavedStore because the constructor is different
):
def __init__(self, db_conn, hs):
super(UserDirectorySlaveStore, self).__init__(db_conn, hs)
events_max = self._stream_id_gen.get_current_token()
curr_state_delta_prefill, min_curr_state_delta_id = self._get_cache_dict(
db_conn, "current_state_delta_stream",
entity_column="room_id",
stream_column="stream_id",
max_value=events_max, # As we share the stream id with events token
limit=1000,
)
self._curr_state_delta_stream_cache = StreamChangeCache(
"_curr_state_delta_stream_cache", min_curr_state_delta_id,
prefilled_cache=curr_state_delta_prefill,
)
self._current_state_delta_pos = events_max
def stream_positions(self):
result = super(UserDirectorySlaveStore, self).stream_positions()
result["current_state_deltas"] = self._current_state_delta_pos
return result
def process_replication_rows(self, stream_name, token, rows):
if stream_name == "current_state_deltas":
self._current_state_delta_pos = token
for row in rows:
self._curr_state_delta_stream_cache.entity_has_changed(
row.room_id, token
)
return super(UserDirectorySlaveStore, self).process_replication_rows(
stream_name, token, rows
)
class UserDirectoryServer(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 = UserDirectorySlaveStore(self.get_db_conn(), self)
logger.info("Finished setting up.")
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(self)
elif name == "client":
resource = JsonResource(self, canonical_json=False)
user_directory.register_servlets(self, 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())
for address in bind_addresses:
reactor.listenTCP(
port,
SynapseSite(
"synapse.access.http.%s" % (site_tag,),
site_tag,
listener_config,
root_resource,
),
interface=address
)
logger.info("Synapse user_dir 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":
bind_addresses = listener["bind_addresses"]
for address in bind_addresses:
reactor.listenTCP(
listener["port"],
manhole(
username="matrix",
password="rabbithole",
globals={"hs": self},
),
interface=address
)
else:
logger.warn("Unrecognized listener type: %s", listener["type"])
self.get_tcp_replication().start_replication(self)
def build_tcp_replication(self):
return UserDirectoryReplicationHandler(self)
class UserDirectoryReplicationHandler(ReplicationClientHandler):
def __init__(self, hs):
super(UserDirectoryReplicationHandler, self).__init__(hs.get_datastore())
self.user_directory = hs.get_user_directory_handler()
def on_rdata(self, stream_name, token, rows):
super(UserDirectoryReplicationHandler, self).on_rdata(
stream_name, token, rows
)
if stream_name == "current_state_deltas":
preserve_fn(self.user_directory.notify_new_event)()
def start(config_options):
try:
config = HomeServerConfig.load_config(
"Synapse user directory", config_options
)
except ConfigError as e:
sys.stderr.write("\n" + e.message + "\n")
sys.exit(1)
assert config.worker_app == "synapse.app.user_dir"
setup_logging(config, use_worker_options=True)
events.USE_FROZEN_DICTS = config.use_frozen_dicts
database_engine = create_engine(config.database_config)
if config.update_user_directory:
sys.stderr.write(
"\nThe update_user_directory must be disabled in the main synapse process"
"\nbefore they can be run in a separate worker."
"\nPlease add ``update_user_directory: false`` to the main config"
"\n"
)
sys.exit(1)
# Force the pushers to start since they will be disabled in the main config
config.update_user_directory = True
tls_server_context_factory = context_factory.ServerContextFactory(config)
ps = UserDirectoryServer(
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,
)
ps.setup()
ps.start_listening(config.worker_listeners)
def run():
# make sure that we run the reactor with the sentinel log context,
# otherwise other PreserveLoggingContext instances will get confused
# and complain when they see the logcontext arbitrarily swapping
# between the sentinel and `run` logcontexts.
with PreserveLoggingContext():
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.get_datastore().start_profiling()
ps.get_state_handler().start_caching()
reactor.callWhenRunning(start)
if config.worker_daemonize:
daemon = Daemonize(
app="synapse-user-dir",
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:])

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@ -35,6 +35,10 @@ class ServerConfig(Config):
# "disable" federation # "disable" federation
self.send_federation = config.get("send_federation", True) self.send_federation = config.get("send_federation", True)
# Whether to update the user directory or not. This should be set to
# false only if we are updating the user directory in a worker
self.update_user_directory = config.get("update_user_directory", True)
self.filter_timeline_limit = config.get("filter_timeline_limit", -1) self.filter_timeline_limit = config.get("filter_timeline_limit", -1)
if self.public_baseurl is not None: if self.public_baseurl is not None:

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@ -50,8 +50,7 @@ class UserDirectoyHandler(object):
self.clock = hs.get_clock() self.clock = hs.get_clock()
self.notifier = hs.get_notifier() self.notifier = hs.get_notifier()
self.is_mine_id = hs.is_mine_id self.is_mine_id = hs.is_mine_id
self.update_user_directory = hs.config.update_user_directory
self.notifier.add_replication_callback(self.notify_new_event)
# When start up for the first time we need to populate the user_directory. # When start up for the first time we need to populate the user_directory.
# This is a set of user_id's we've inserted already # This is a set of user_id's we've inserted already
@ -67,6 +66,9 @@ class UserDirectoyHandler(object):
# Guard to ensure we only process deltas one at a time # Guard to ensure we only process deltas one at a time
self._is_processing = False self._is_processing = False
if self.update_user_directory:
self.notifier.add_replication_callback(self.notify_new_event)
# We kick this off so that we don't have to wait for a change before # We kick this off so that we don't have to wait for a change before
# we start populating the user directory # we start populating the user directory
self.clock.call_later(0, self.notify_new_event) self.clock.call_later(0, self.notify_new_event)
@ -94,6 +96,9 @@ class UserDirectoyHandler(object):
def notify_new_event(self): def notify_new_event(self):
"""Called when there may be more deltas to process """Called when there may be more deltas to process
""" """
if not self.update_user_directory:
return
if self._is_processing: if self._is_processing:
return return
@ -324,7 +329,7 @@ class UserDirectoyHandler(object):
event_id (str|None): The new event after the state change event_id (str|None): The new event after the state change
typ (str): Type of the event typ (str): Type of the event
""" """
logger.debug("Handling change for %s", typ) logger.debug("Handling change for %s: %s", typ, room_id)
if typ == EventTypes.RoomHistoryVisibility: if typ == EventTypes.RoomHistoryVisibility:
change = yield self._get_key_change( change = yield self._get_key_change(
@ -394,6 +399,8 @@ class UserDirectoyHandler(object):
row = yield self.store.get_user_in_public_room(user_id) row = yield self.store.get_user_in_public_room(user_id)
if not row: if not row:
yield self.store.add_users_to_public_room(room_id, [user_id]) yield self.store.add_users_to_public_room(room_id, [user_id])
else:
logger.debug("Not adding user to public dir, %r", user_id)
# Now we update users who share rooms with users. We do this by getting # Now we update users who share rooms with users. We do this by getting
# all the current users in the room and seeing which aren't already # all the current users in the room and seeing which aren't already

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@ -112,6 +112,12 @@ AccountDataStreamRow = namedtuple("AccountDataStream", (
"data_type", # str "data_type", # str
"data", # dict "data", # dict
)) ))
CurrentStateDeltaStreamRow = namedtuple("CurrentStateDeltaStream", (
"room_id", # str
"type", # str
"state_key", # str
"event_id", # str, optional
))
class Stream(object): class Stream(object):
@ -443,6 +449,21 @@ class AccountDataStream(Stream):
defer.returnValue(results) defer.returnValue(results)
class CurrentStateDeltaStream(Stream):
"""Current state for a room was changed
"""
NAME = "current_state_deltas"
ROW_TYPE = CurrentStateDeltaStreamRow
def __init__(self, hs):
store = hs.get_datastore()
self.current_token = store.get_max_current_state_delta_stream_id
self.update_function = store.get_all_updated_current_state_deltas
super(CurrentStateDeltaStream, self).__init__(hs)
STREAMS_MAP = { STREAMS_MAP = {
stream.NAME: stream stream.NAME: stream
for stream in ( for stream in (
@ -460,5 +481,6 @@ STREAMS_MAP = {
FederationStream, FederationStream,
TagAccountDataStream, TagAccountDataStream,
AccountDataStream, AccountDataStream,
CurrentStateDeltaStream,
) )
} }

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@ -2284,6 +2284,24 @@ class EventsStore(SQLBaseStore):
defer.returnValue((int(res["topological_ordering"]), int(res["stream_ordering"]))) defer.returnValue((int(res["topological_ordering"]), int(res["stream_ordering"])))
def get_max_current_state_delta_stream_id(self):
return self._stream_id_gen.get_current_token()
def get_all_updated_current_state_deltas(self, from_token, to_token, limit):
def get_all_updated_current_state_deltas_txn(txn):
sql = """
SELECT stream_id, room_id, type, state_key, event_id
FROM current_state_delta_stream
WHERE ? < stream_id AND stream_id <= ?
ORDER BY stream_id ASC LIMIT ?
"""
txn.execute(sql, (from_token, to_token, limit))
return txn.fetchall()
return self.runInteraction(
"get_all_updated_current_state_deltas",
get_all_updated_current_state_deltas_txn,
)
AllNewEventsResult = namedtuple("AllNewEventsResult", [ AllNewEventsResult = namedtuple("AllNewEventsResult", [
"new_forward_events", "new_backfill_events", "new_forward_events", "new_backfill_events",