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# Copyright 2020 The Matrix.org Foundation C.I.C. |
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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 typing import Tuple |
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from twisted.internet.address import IPv4Address |
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from twisted.internet.interfaces import IProtocol |
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from twisted.test.proto_helpers import MemoryReactor, StringTransport |
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from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory |
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from synapse.server import HomeServer |
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from synapse.util import Clock |
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from tests.unittest import HomeserverTestCase |
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class RemoteServerUpTestCase(HomeserverTestCase): |
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def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None: |
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self.factory = ReplicationStreamProtocolFactory(hs) |
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def _make_client(self) -> Tuple[IProtocol, StringTransport]: |
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"""Create a new direct TCP replication connection""" |
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proto = self.factory.buildProtocol(IPv4Address("TCP", "127.0.0.1", 0)) |
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transport = StringTransport() |
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proto.makeConnection(transport) |
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# We can safely ignore the commands received during connection. |
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self.pump() |
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transport.clear() |
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return proto, transport |
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def test_relay(self) -> None: |
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"""Test that Synapse will relay REMOTE_SERVER_UP commands to all |
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other connections, but not the one that sent it. |
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""" |
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proto1, transport1 = self._make_client() |
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# We shouldn't receive an echo. |
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proto1.dataReceived(b"REMOTE_SERVER_UP example.com\n") |
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self.pump() |
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self.assertEqual(transport1.value(), b"") |
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# But we should see an echo if we connect another client |
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proto2, transport2 = self._make_client() |
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proto1.dataReceived(b"REMOTE_SERVER_UP example.com\n") |
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self.pump() |
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self.assertEqual(transport1.value(), b"") |
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self.assertEqual(transport2.value(), b"REMOTE_SERVER_UP example.com\n") |