synapse/tests/replication/slave/storage/_base.py
2018-09-04 02:21:48 +10:00

103 lines
3.4 KiB
Python

# Copyright 2016 OpenMarket Ltd
# Copyright 2018 New Vector 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 mock import Mock, NonCallableMock
import attr
from synapse.replication.tcp.client import (
ReplicationClientFactory,
ReplicationClientHandler,
)
from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
from tests import unittest
class BaseSlavedStoreTestCase(unittest.HomeserverTestCase):
def make_homeserver(self, reactor, clock):
hs = self.setup_test_homeserver(
"blue",
federation_client=Mock(),
ratelimiter=NonCallableMock(spec_set=["send_message"]),
)
hs.get_ratelimiter().send_message.return_value = (True, 0)
return hs
def prepare(self, reactor, clock, hs):
self.master_store = self.hs.get_datastore()
self.slaved_store = self.STORE_TYPE(self.hs.get_db_conn(), self.hs)
self.event_id = 0
server_factory = ReplicationStreamProtocolFactory(self.hs)
self.streamer = server_factory.streamer
self.replication_handler = ReplicationClientHandler(self.slaved_store)
client_factory = ReplicationClientFactory(
self.hs, "client_name", self.replication_handler
)
server = server_factory.buildProtocol(None)
client = client_factory.buildProtocol(None)
@attr.s
class FakeTransport(object):
other = attr.ib()
disconnecting = False
buffer = attr.ib(default=b'')
def registerProducer(self, producer, streaming):
self.producer = producer
def _produce():
self.producer.resumeProducing()
reactor.callLater(0.1, _produce)
reactor.callLater(0.0, _produce)
def write(self, byt):
self.buffer = self.buffer + byt
if getattr(self.other, "transport") is not None:
self.other.dataReceived(self.buffer)
self.buffer = b""
def writeSequence(self, seq):
for x in seq:
self.write(x)
client.makeConnection(FakeTransport(server))
server.makeConnection(FakeTransport(client))
def replicate(self):
"""Tell the master side of replication that something has happened, and then
wait for the replication to occur.
"""
self.streamer.on_notifier_poke()
self.pump(0.1)
def check(self, method, args, expected_result=None):
master_result = self.get_success(getattr(self.master_store, method)(*args))
slaved_result = self.get_success(getattr(self.slaved_store, method)(*args))
if expected_result is not None:
self.assertEqual(master_result, expected_result)
self.assertEqual(slaved_result, expected_result)
self.assertEqual(master_result, slaved_result)