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37f6823f5b
This is primarily for allowing us to send those commands from workers, but for now simply allows us to ignore echoed RDATA/POSITION commands that we sent (we get echoes of sent commands when using redis). Currently we log a WARNING on the master process every time we receive an echoed RDATA.
107 lines
3.9 KiB
Python
107 lines
3.9 KiB
Python
# Copyright 2016 OpenMarket Ltd
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# Copyright 2018 New Vector Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from mock import Mock, NonCallableMock
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from synapse.replication.tcp.client import (
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DirectTcpReplicationClientFactory,
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ReplicationDataHandler,
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)
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from synapse.replication.tcp.handler import ReplicationCommandHandler
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from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
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from synapse.storage.database import make_conn
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from tests import unittest
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from tests.server import FakeTransport
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class BaseSlavedStoreTestCase(unittest.HomeserverTestCase):
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def make_homeserver(self, reactor, clock):
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hs = self.setup_test_homeserver(
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"blue",
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federation_client=Mock(),
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ratelimiter=NonCallableMock(spec_set=["can_do_action"]),
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)
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hs.get_ratelimiter().can_do_action.return_value = (True, 0)
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return hs
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def prepare(self, reactor, clock, hs):
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db_config = hs.config.database.get_single_database()
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self.master_store = self.hs.get_datastore()
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self.storage = hs.get_storage()
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database = hs.get_datastores().databases[0]
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self.slaved_store = self.STORE_TYPE(
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database, make_conn(db_config, database.engine), self.hs
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)
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self.event_id = 0
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server_factory = ReplicationStreamProtocolFactory(self.hs)
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self.streamer = hs.get_replication_streamer()
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# We now do some gut wrenching so that we have a client that is based
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# off of the slave store rather than the main store.
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self.replication_handler = ReplicationCommandHandler(self.hs)
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self.replication_handler._instance_name = "worker"
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self.replication_handler._replication_data_handler = ReplicationDataHandler(
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self.slaved_store
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)
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client_factory = DirectTcpReplicationClientFactory(
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self.hs, "client_name", self.replication_handler
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)
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client_factory.handler = self.replication_handler
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server = server_factory.buildProtocol(None)
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client = client_factory.buildProtocol(None)
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client.makeConnection(FakeTransport(server, reactor))
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self.server_to_client_transport = FakeTransport(client, reactor)
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server.makeConnection(self.server_to_client_transport)
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def replicate(self):
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"""Tell the master side of replication that something has happened, and then
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wait for the replication to occur.
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"""
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self.streamer.on_notifier_poke()
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self.pump(0.1)
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def check(self, method, args, expected_result=None):
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master_result = self.get_success(getattr(self.master_store, method)(*args))
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slaved_result = self.get_success(getattr(self.slaved_store, method)(*args))
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if expected_result is not None:
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self.assertEqual(
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master_result,
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expected_result,
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"Expected master result to be %r but was %r"
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% (expected_result, master_result),
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)
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self.assertEqual(
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slaved_result,
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expected_result,
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"Expected slave result to be %r but was %r"
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% (expected_result, slaved_result),
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)
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self.assertEqual(
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master_result,
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slaved_result,
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"Slave result %r does not match master result %r"
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% (slaved_result, master_result),
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)
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