106 lines
3.5 KiB
Python
106 lines
3.5 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2019 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
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from synapse.replication.tcp.commands import ReplicateCommand
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from synapse.replication.tcp.protocol import ClientReplicationStreamProtocol
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from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
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from tests import unittest
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from tests.server import FakeTransport
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class BaseStreamTestCase(unittest.HomeserverTestCase):
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"""Base class for tests of the replication streams"""
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def prepare(self, reactor, clock, hs):
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# build a replication server
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server_factory = ReplicationStreamProtocolFactory(self.hs)
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self.streamer = server_factory.streamer
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self.server = server_factory.buildProtocol(None)
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self.test_handler = Mock(wraps=TestReplicationClientHandler())
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self.client = ClientReplicationStreamProtocol(
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hs, "client", "test", clock, self.test_handler,
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)
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self._client_transport = None
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self._server_transport = None
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def reconnect(self):
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if self._client_transport:
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self.client.close()
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if self._server_transport:
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self.server.close()
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self._client_transport = FakeTransport(self.server, self.reactor)
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self.client.makeConnection(self._client_transport)
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self._server_transport = FakeTransport(self.client, self.reactor)
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self.server.makeConnection(self._server_transport)
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def disconnect(self):
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if self._client_transport:
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self._client_transport = None
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self.client.close()
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if self._server_transport:
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self._server_transport = None
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self.server.close()
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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 replicate_stream(self, stream, token="NOW"):
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"""Make the client end a REPLICATE command to set up a subscription to a stream"""
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self.client.send_command(ReplicateCommand(stream, token))
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class TestReplicationClientHandler(object):
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"""Drop-in for ReplicationClientHandler which just collects RDATA rows"""
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def __init__(self):
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self.streams = set()
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self._received_rdata_rows = []
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def get_streams_to_replicate(self):
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positions = {s: 0 for s in self.streams}
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for stream, token, _ in self._received_rdata_rows:
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if stream in self.streams:
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positions[stream] = max(token, positions.get(stream, 0))
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return positions
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def get_currently_syncing_users(self):
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return []
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def update_connection(self, connection):
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pass
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def finished_connecting(self):
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pass
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async def on_position(self, stream_name, token):
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"""Called when we get new position data."""
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async def on_rdata(self, stream_name, token, rows):
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for r in rows:
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self._received_rdata_rows.append((stream_name, token, r))
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