538 lines
19 KiB
Python
538 lines
19 KiB
Python
#!/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.api.constants import EventTypes, PresenceState
|
|
from synapse.config._base import ConfigError
|
|
from synapse.config.database import DatabaseConfig
|
|
from synapse.config.logger import LoggingConfig
|
|
from synapse.config.appservice import AppServiceConfig
|
|
from synapse.events import FrozenEvent
|
|
from synapse.handlers.presence import PresenceHandler
|
|
from synapse.http.site import SynapseSite
|
|
from synapse.http.server import JsonResource
|
|
from synapse.metrics.resource import MetricsResource, METRICS_PREFIX
|
|
from synapse.rest.client.v2_alpha import sync
|
|
from synapse.replication.slave.storage._base import BaseSlavedStore
|
|
from synapse.replication.slave.storage.events import SlavedEventStore
|
|
from synapse.replication.slave.storage.receipts import SlavedReceiptsStore
|
|
from synapse.replication.slave.storage.account_data import SlavedAccountDataStore
|
|
from synapse.replication.slave.storage.appservice import SlavedApplicationServiceStore
|
|
from synapse.replication.slave.storage.registration import SlavedRegistrationStore
|
|
from synapse.replication.slave.storage.filtering import SlavedFilteringStore
|
|
from synapse.replication.slave.storage.push_rule import SlavedPushRuleStore
|
|
from synapse.replication.slave.storage.presence import SlavedPresenceStore
|
|
from synapse.server import HomeServer
|
|
from synapse.storage.client_ips import ClientIpStore
|
|
from synapse.storage.engines import create_engine
|
|
from synapse.storage.presence import PresenceStore, UserPresenceState
|
|
from synapse.storage.roommember import RoomMemberStore
|
|
from synapse.util.async import sleep
|
|
from synapse.util.httpresourcetree import create_resource_tree
|
|
from synapse.util.logcontext import LoggingContext, preserve_fn
|
|
from synapse.util.manhole import manhole
|
|
from synapse.util.rlimit import change_resource_limit
|
|
from synapse.util.stringutils import random_string
|
|
from synapse.util.versionstring import get_version_string
|
|
|
|
from twisted.internet import reactor, defer
|
|
from twisted.web.resource import Resource
|
|
|
|
from daemonize import Daemonize
|
|
|
|
import sys
|
|
import logging
|
|
import contextlib
|
|
import gc
|
|
import ujson as json
|
|
|
|
logger = logging.getLogger("synapse.app.synchrotron")
|
|
|
|
|
|
class SynchrotronConfig(DatabaseConfig, LoggingConfig, AppServiceConfig):
|
|
def read_config(self, config):
|
|
self.replication_url = config["replication_url"]
|
|
self.server_name = config["server_name"]
|
|
self.use_insecure_ssl_client_just_for_testing_do_not_use = config.get(
|
|
"use_insecure_ssl_client_just_for_testing_do_not_use", False
|
|
)
|
|
self.user_agent_suffix = None
|
|
self.listeners = config["listeners"]
|
|
self.soft_file_limit = config.get("soft_file_limit")
|
|
self.daemonize = config.get("daemonize")
|
|
self.pid_file = self.abspath(config.get("pid_file"))
|
|
self.macaroon_secret_key = config["macaroon_secret_key"]
|
|
self.expire_access_token = config.get("expire_access_token", False)
|
|
|
|
thresholds = config.get("gc_thresholds", None)
|
|
if thresholds is not None:
|
|
try:
|
|
assert len(thresholds) == 3
|
|
self.gc_thresholds = (
|
|
int(thresholds[0]), int(thresholds[1]), int(thresholds[2]),
|
|
)
|
|
except:
|
|
raise ConfigError(
|
|
"Value of `gc_threshold` must be a list of three integers if set"
|
|
)
|
|
else:
|
|
self.gc_thresholds = None
|
|
|
|
def default_config(self, server_name, **kwargs):
|
|
pid_file = self.abspath("synchroton.pid")
|
|
return """\
|
|
# Slave configuration
|
|
|
|
# The replication listener on the synapse to talk to.
|
|
#replication_url: https://localhost:{replication_port}/_synapse/replication
|
|
|
|
server_name: "%(server_name)s"
|
|
|
|
listeners:
|
|
# Enable a /sync listener on the synchrontron
|
|
#- type: http
|
|
# port: {http_port}
|
|
# bind_address: ""
|
|
# Enable a ssh manhole listener on the synchrotron
|
|
# - type: manhole
|
|
# port: {manhole_port}
|
|
# bind_address: 127.0.0.1
|
|
# Enable a metric listener on the synchrotron
|
|
# - type: http
|
|
# port: {metrics_port}
|
|
# bind_address: 127.0.0.1
|
|
# resources:
|
|
# - names: ["metrics"]
|
|
# compress: False
|
|
|
|
report_stats: False
|
|
|
|
daemonize: False
|
|
|
|
pid_file: %(pid_file)s
|
|
""" % locals()
|
|
|
|
|
|
class SynchrotronSlavedStore(
|
|
SlavedPushRuleStore,
|
|
SlavedEventStore,
|
|
SlavedReceiptsStore,
|
|
SlavedAccountDataStore,
|
|
SlavedApplicationServiceStore,
|
|
SlavedRegistrationStore,
|
|
SlavedFilteringStore,
|
|
SlavedPresenceStore,
|
|
BaseSlavedStore,
|
|
ClientIpStore, # After BaseSlavedStore because the constructor is different
|
|
):
|
|
# XXX: This is a bit broken because we don't persist forgotten rooms
|
|
# in a way that they can be streamed. This means that we don't have a
|
|
# way to invalidate the forgotten rooms cache correctly.
|
|
# For now we expire the cache every 10 minutes.
|
|
BROKEN_CACHE_EXPIRY_MS = 60 * 60 * 1000
|
|
who_forgot_in_room = (
|
|
RoomMemberStore.__dict__["who_forgot_in_room"]
|
|
)
|
|
|
|
# XXX: This is a bit broken because we don't persist the accepted list in a
|
|
# way that can be replicated. This means that we don't have a way to
|
|
# invalidate the cache correctly.
|
|
get_presence_list_accepted = PresenceStore.__dict__[
|
|
"get_presence_list_accepted"
|
|
]
|
|
|
|
UPDATE_SYNCING_USERS_MS = 10 * 1000
|
|
|
|
|
|
class SynchrotronPresence(object):
|
|
def __init__(self, hs):
|
|
self.http_client = hs.get_simple_http_client()
|
|
self.store = hs.get_datastore()
|
|
self.user_to_num_current_syncs = {}
|
|
self.syncing_users_url = hs.config.replication_url + "/syncing_users"
|
|
self.clock = hs.get_clock()
|
|
|
|
active_presence = self.store.take_presence_startup_info()
|
|
self.user_to_current_state = {
|
|
state.user_id: state
|
|
for state in active_presence
|
|
}
|
|
|
|
self.process_id = random_string(16)
|
|
logger.info("Presence process_id is %r", self.process_id)
|
|
|
|
self._sending_sync = False
|
|
self._need_to_send_sync = False
|
|
self.clock.looping_call(
|
|
self._send_syncing_users_regularly,
|
|
UPDATE_SYNCING_USERS_MS,
|
|
)
|
|
|
|
reactor.addSystemEventTrigger("before", "shutdown", self._on_shutdown)
|
|
|
|
def set_state(self, user, state):
|
|
# TODO Hows this supposed to work?
|
|
pass
|
|
|
|
get_states = PresenceHandler.get_states.__func__
|
|
current_state_for_users = PresenceHandler.current_state_for_users.__func__
|
|
|
|
@defer.inlineCallbacks
|
|
def user_syncing(self, user_id, affect_presence):
|
|
if affect_presence:
|
|
curr_sync = self.user_to_num_current_syncs.get(user_id, 0)
|
|
self.user_to_num_current_syncs[user_id] = curr_sync + 1
|
|
prev_states = yield self.current_state_for_users([user_id])
|
|
if prev_states[user_id].state == PresenceState.OFFLINE:
|
|
# TODO: Don't block the sync request on this HTTP hit.
|
|
yield self._send_syncing_users_now()
|
|
|
|
def _end():
|
|
# We check that the user_id is in user_to_num_current_syncs because
|
|
# user_to_num_current_syncs may have been cleared if we are
|
|
# shutting down.
|
|
if affect_presence and user_id in self.user_to_num_current_syncs:
|
|
self.user_to_num_current_syncs[user_id] -= 1
|
|
|
|
@contextlib.contextmanager
|
|
def _user_syncing():
|
|
try:
|
|
yield
|
|
finally:
|
|
_end()
|
|
|
|
defer.returnValue(_user_syncing())
|
|
|
|
@defer.inlineCallbacks
|
|
def _on_shutdown(self):
|
|
# When the synchrotron is shutdown tell the master to clear the in
|
|
# progress syncs for this process
|
|
self.user_to_num_current_syncs.clear()
|
|
yield self._send_syncing_users_now()
|
|
|
|
def _send_syncing_users_regularly(self):
|
|
# Only send an update if we aren't in the middle of sending one.
|
|
if not self._sending_sync:
|
|
preserve_fn(self._send_syncing_users_now)()
|
|
|
|
@defer.inlineCallbacks
|
|
def _send_syncing_users_now(self):
|
|
if self._sending_sync:
|
|
# We don't want to race with sending another update.
|
|
# Instead we wait for that update to finish and send another
|
|
# update afterwards.
|
|
self._need_to_send_sync = True
|
|
return
|
|
|
|
# Flag that we are sending an update.
|
|
self._sending_sync = True
|
|
|
|
yield self.http_client.post_json_get_json(self.syncing_users_url, {
|
|
"process_id": self.process_id,
|
|
"syncing_users": [
|
|
user_id for user_id, count in self.user_to_num_current_syncs.items()
|
|
if count > 0
|
|
],
|
|
})
|
|
|
|
# Unset the flag as we are no longer sending an update.
|
|
self._sending_sync = False
|
|
if self._need_to_send_sync:
|
|
# If something happened while we were sending the update then
|
|
# we might need to send another update.
|
|
# TODO: Check if the update that was sent matches the current state
|
|
# as we only need to send an update if they are different.
|
|
self._need_to_send_sync = False
|
|
yield self._send_syncing_users_now()
|
|
|
|
def process_replication(self, result):
|
|
stream = result.get("presence", {"rows": []})
|
|
for row in stream["rows"]:
|
|
(
|
|
position, user_id, state, last_active_ts,
|
|
last_federation_update_ts, last_user_sync_ts, status_msg,
|
|
currently_active
|
|
) = row
|
|
self.user_to_current_state[user_id] = UserPresenceState(
|
|
user_id, state, last_active_ts,
|
|
last_federation_update_ts, last_user_sync_ts, status_msg,
|
|
currently_active
|
|
)
|
|
|
|
|
|
class SynchrotronTyping(object):
|
|
def __init__(self, hs):
|
|
self._latest_room_serial = 0
|
|
self._room_serials = {}
|
|
self._room_typing = {}
|
|
|
|
def stream_positions(self):
|
|
return {"typing": self._latest_room_serial}
|
|
|
|
def process_replication(self, result):
|
|
stream = result.get("typing")
|
|
if stream:
|
|
self._latest_room_serial = int(stream["position"])
|
|
|
|
for row in stream["rows"]:
|
|
position, room_id, typing_json = row
|
|
typing = json.loads(typing_json)
|
|
self._room_serials[room_id] = position
|
|
self._room_typing[room_id] = typing
|
|
|
|
|
|
class SynchrotronApplicationService(object):
|
|
def notify_interested_services(self, event):
|
|
pass
|
|
|
|
|
|
class SynchrotronServer(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 = SynchrotronSlavedStore(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)
|
|
sync.register_servlets(self, resource)
|
|
resources.update({
|
|
"/_matrix/client/r0": resource,
|
|
"/_matrix/client/unstable": resource,
|
|
"/_matrix/client/v2_alpha": 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 synchrotron now listening on port %d", port)
|
|
|
|
def start_listening(self):
|
|
for listener in self.config.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.replication_url
|
|
clock = self.get_clock()
|
|
notifier = self.get_notifier()
|
|
presence_handler = self.get_presence_handler()
|
|
typing_handler = self.get_typing_handler()
|
|
|
|
def expire_broken_caches():
|
|
store.who_forgot_in_room.invalidate_all()
|
|
store.get_presence_list_accepted.invalidate_all()
|
|
|
|
def notify_from_stream(
|
|
result, stream_name, stream_key, room=None, user=None
|
|
):
|
|
stream = result.get(stream_name)
|
|
if stream:
|
|
position_index = stream["field_names"].index("position")
|
|
if room:
|
|
room_index = stream["field_names"].index(room)
|
|
if user:
|
|
user_index = stream["field_names"].index(user)
|
|
|
|
users = ()
|
|
rooms = ()
|
|
for row in stream["rows"]:
|
|
position = row[position_index]
|
|
|
|
if user:
|
|
users = (row[user_index],)
|
|
|
|
if room:
|
|
rooms = (row[room_index],)
|
|
|
|
notifier.on_new_event(
|
|
stream_key, position, users=users, rooms=rooms
|
|
)
|
|
|
|
def notify(result):
|
|
stream = result.get("events")
|
|
if stream:
|
|
max_position = stream["position"]
|
|
for row in stream["rows"]:
|
|
position = row[0]
|
|
internal = json.loads(row[1])
|
|
event_json = json.loads(row[2])
|
|
event = FrozenEvent(event_json, internal_metadata_dict=internal)
|
|
extra_users = ()
|
|
if event.type == EventTypes.Member:
|
|
extra_users = (event.state_key,)
|
|
notifier.on_new_room_event(
|
|
event, position, max_position, extra_users
|
|
)
|
|
|
|
notify_from_stream(
|
|
result, "push_rules", "push_rules_key", user="user_id"
|
|
)
|
|
notify_from_stream(
|
|
result, "user_account_data", "account_data_key", user="user_id"
|
|
)
|
|
notify_from_stream(
|
|
result, "room_account_data", "account_data_key", user="user_id"
|
|
)
|
|
notify_from_stream(
|
|
result, "tag_account_data", "account_data_key", user="user_id"
|
|
)
|
|
notify_from_stream(
|
|
result, "receipts", "receipt_key", room="room_id"
|
|
)
|
|
notify_from_stream(
|
|
result, "typing", "typing_key", room="room_id"
|
|
)
|
|
|
|
next_expire_broken_caches_ms = 0
|
|
while True:
|
|
try:
|
|
args = store.stream_positions()
|
|
args.update(typing_handler.stream_positions())
|
|
args["timeout"] = 30000
|
|
result = yield http_client.get_json(replication_url, args=args)
|
|
now_ms = clock.time_msec()
|
|
if now_ms > next_expire_broken_caches_ms:
|
|
expire_broken_caches()
|
|
next_expire_broken_caches_ms = (
|
|
now_ms + store.BROKEN_CACHE_EXPIRY_MS
|
|
)
|
|
yield store.process_replication(result)
|
|
typing_handler.process_replication(result)
|
|
presence_handler.process_replication(result)
|
|
notify(result)
|
|
except:
|
|
logger.exception("Error replicating from %r", replication_url)
|
|
yield sleep(5)
|
|
|
|
def build_presence_handler(self):
|
|
return SynchrotronPresence(self)
|
|
|
|
def build_typing_handler(self):
|
|
return SynchrotronTyping(self)
|
|
|
|
|
|
def setup(config_options):
|
|
try:
|
|
config = SynchrotronConfig.load_config(
|
|
"Synapse synchrotron", config_options
|
|
)
|
|
except ConfigError as e:
|
|
sys.stderr.write("\n" + e.message + "\n")
|
|
sys.exit(1)
|
|
|
|
if not config:
|
|
sys.exit(0)
|
|
|
|
config.setup_logging()
|
|
|
|
database_engine = create_engine(config.database_config)
|
|
|
|
ss = SynchrotronServer(
|
|
config.server_name,
|
|
db_config=config.database_config,
|
|
config=config,
|
|
version_string=get_version_string("Synapse", synapse),
|
|
database_engine=database_engine,
|
|
application_service_handler=SynchrotronApplicationService(),
|
|
)
|
|
|
|
ss.setup()
|
|
ss.start_listening()
|
|
|
|
change_resource_limit(ss.config.soft_file_limit)
|
|
if ss.config.gc_thresholds:
|
|
ss.set_threshold(*ss.config.gc_thresholds)
|
|
|
|
def start():
|
|
ss.get_datastore().start_profiling()
|
|
ss.replicate()
|
|
|
|
reactor.callWhenRunning(start)
|
|
|
|
return ss
|
|
|
|
|
|
if __name__ == '__main__':
|
|
with LoggingContext("main"):
|
|
ss = setup(sys.argv[1:])
|
|
|
|
if ss.config.daemonize:
|
|
def run():
|
|
with LoggingContext("run"):
|
|
change_resource_limit(ss.config.soft_file_limit)
|
|
if ss.config.gc_thresholds:
|
|
gc.set_threshold(*ss.config.gc_thresholds)
|
|
reactor.run()
|
|
|
|
daemon = Daemonize(
|
|
app="synapse-synchrotron",
|
|
pid=ss.config.pid_file,
|
|
action=run,
|
|
auto_close_fds=False,
|
|
verbose=True,
|
|
logger=logger,
|
|
)
|
|
|
|
daemon.start()
|
|
else:
|
|
reactor.run()
|