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Update all the workers and master to use TCP replication

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This commit is contained in:
Erik Johnston 2017-03-27 16:33:44 +01:00
parent 3a1f3f8388
commit 36c28bc467
9 changed files with 255 additions and 397 deletions
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115
synapse/app/pusher.py
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@ -27,9 +27,9 @@ from synapse.replication.slave.storage.events import SlavedEventStore
from synapse.replication.slave.storage.pushers import SlavedPusherStore
from synapse.replication.slave.storage.receipts import SlavedReceiptsStore
from synapse.replication.slave.storage.account_data import SlavedAccountDataStore
from synapse.replication.tcp.client import ReplicationClientHandler
from synapse.storage.engines import create_engine
from synapse.storage import DataStore
from synapse.util.async import sleep
from synapse.util.httpresourcetree import create_resource_tree
from synapse.util.logcontext import LoggingContext, preserve_fn, \
PreserveLoggingContext
@ -39,7 +39,7 @@ from synapse.util.versionstring import get_version_string
from synapse import events
from twisted.internet import reactor, defer
from twisted.internet import reactor
from twisted.web.resource import Resource
from daemonize import Daemonize
@ -89,7 +89,6 @@ class PusherSlaveStore(
class PusherServer(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.
@ -109,16 +108,7 @@ class PusherServer(HomeServer):
logger.info("Finished setting up.")
def remove_pusher(self, app_id, push_key, user_id):
http_client = self.get_simple_http_client()
replication_url = self.config.worker_replication_url
url = replication_url + "/remove_pushers"
return http_client.post_json_get_json(url, {
"remove": [{
"app_id": app_id,
"push_key": push_key,
"user_id": user_id,
}]
})
self.get_tcp_replication().send_remove_pusher(app_id, push_key, user_id)
def _listen_http(self, listener_config):
port = listener_config["port"]
@ -166,73 +156,51 @@ class PusherServer(HomeServer):
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
pusher_pool = self.get_pusherpool()
self.get_tcp_replication().start_replication(self)
def stop_pusher(user_id, app_id, pushkey):
key = "%s:%s" % (app_id, pushkey)
pushers_for_user = pusher_pool.pushers.get(user_id, {})
pusher = pushers_for_user.pop(key, None)
if pusher is None:
return
logger.info("Stopping pusher %r / %r", user_id, key)
pusher.on_stop()
def build_tcp_replication(self):
return PusherReplicationHandler(self)
def start_pusher(user_id, app_id, pushkey):
key = "%s:%s" % (app_id, pushkey)
logger.info("Starting pusher %r / %r", user_id, key)
return pusher_pool._refresh_pusher(app_id, pushkey, user_id)
@defer.inlineCallbacks
def poke_pushers(results):
pushers_rows = set(
map(tuple, results.get("pushers", {}).get("rows", []))
class PusherReplicationHandler(ReplicationClientHandler):
def __init__(self, hs):
super(PusherReplicationHandler, self).__init__(hs.get_datastore())
self.pusher_pool = hs.get_pusherpool()
def on_rdata(self, stream_name, token, rows):
super(PusherReplicationHandler, self).on_rdata(stream_name, token, rows)
self.poke_pushers(stream_name, token, rows)
def poke_pushers(self, stream_name, token, rows):
if stream_name == "pushers":
for row in rows:
if row.deleted:
self.stop_pusher(row.user_id, row.app_id, row.pushkey)
else:
self.start_pusher(row.user_id, row.app_id, row.pushkey)
elif stream_name == "events":
preserve_fn(self.pusher_pool.on_new_notifications)(
token, token,
)
deleted_pushers_rows = set(
map(tuple, results.get("deleted_pushers", {}).get("rows", []))
elif stream_name == "receipts":
preserve_fn(self.pusher_pool.on_new_receipts)(
token, token, set(row.room_id for row in rows)
)
for row in sorted(pushers_rows | deleted_pushers_rows):
if row in deleted_pushers_rows:
user_id, app_id, pushkey = row[1:4]
stop_pusher(user_id, app_id, pushkey)
elif row in pushers_rows:
user_id = row[1]
app_id = row[5]
pushkey = row[8]
yield start_pusher(user_id, app_id, pushkey)
stream = results.get("events")
if stream and stream["rows"]:
min_stream_id = stream["rows"][0][0]
max_stream_id = stream["position"]
preserve_fn(pusher_pool.on_new_notifications)(
min_stream_id, max_stream_id
)
def stop_pusher(self, user_id, app_id, pushkey):
key = "%s:%s" % (app_id, pushkey)
pushers_for_user = self.pusher_pool.pushers.get(user_id, {})
pusher = pushers_for_user.pop(key, None)
if pusher is None:
return
logger.info("Stopping pusher %r / %r", user_id, key)
pusher.on_stop()
stream = results.get("receipts")
if stream and stream["rows"]:
rows = stream["rows"]
affected_room_ids = set(row[1] for row in rows)
min_stream_id = rows[0][0]
max_stream_id = stream["position"]
preserve_fn(pusher_pool.on_new_receipts)(
min_stream_id, max_stream_id, affected_room_ids
)
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)
poke_pushers(result)
except:
logger.exception("Error replicating from %r", replication_url)
yield sleep(30)
def start_pusher(self, user_id, app_id, pushkey):
key = "%s:%s" % (app_id, pushkey)
logger.info("Starting pusher %r / %r", user_id, key)
return self.pusher_pool._refresh_pusher(app_id, pushkey, user_id)
def start(config_options):
@ -288,7 +256,6 @@ def start(config_options):
reactor.run()
def start():
ps.replicate()
ps.get_pusherpool().start()
ps.get_datastore().start_profiling()
ps.get_state_handler().start_caching()