106 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			106 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
| # Copyright 2022 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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| 
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| from http import HTTPStatus
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| from typing import Tuple
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| 
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| from twisted.web.server import Request
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| 
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| from synapse.api.errors import Codes
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| from synapse.http.server import JsonResource
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| from synapse.replication.http import REPLICATION_PREFIX
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| from synapse.replication.http._base import ReplicationEndpoint
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| from synapse.server import HomeServer
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| from synapse.types import JsonDict
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| from synapse.util.cancellation import cancellable
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| 
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| from tests import unittest
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| from tests.http.server._base import test_disconnect
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| 
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| 
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| class CancellableReplicationEndpoint(ReplicationEndpoint):
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|     NAME = "cancellable_sleep"
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|     PATH_ARGS = ()
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|     CACHE = False
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| 
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|     def __init__(self, hs: HomeServer):
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|         super().__init__(hs)
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|         self.clock = hs.get_clock()
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| 
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|     @staticmethod
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|     async def _serialize_payload() -> JsonDict:
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|         return {}
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| 
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|     @cancellable
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|     async def _handle_request(  # type: ignore[override]
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|         self, request: Request
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|     ) -> Tuple[int, JsonDict]:
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|         await self.clock.sleep(1.0)
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|         return HTTPStatus.OK, {"result": True}
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| 
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| 
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| class UncancellableReplicationEndpoint(ReplicationEndpoint):
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|     NAME = "uncancellable_sleep"
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|     PATH_ARGS = ()
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|     CACHE = False
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| 
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|     def __init__(self, hs: HomeServer):
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|         super().__init__(hs)
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|         self.clock = hs.get_clock()
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| 
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|     @staticmethod
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|     async def _serialize_payload() -> JsonDict:
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|         return {}
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| 
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|     async def _handle_request(  # type: ignore[override]
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|         self, request: Request
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|     ) -> Tuple[int, JsonDict]:
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|         await self.clock.sleep(1.0)
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|         return HTTPStatus.OK, {"result": True}
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| 
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| 
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| class ReplicationEndpointCancellationTestCase(unittest.HomeserverTestCase):
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|     """Tests for `ReplicationEndpoint` cancellation."""
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| 
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|     def create_test_resource(self):
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|         """Overrides `HomeserverTestCase.create_test_resource`."""
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|         resource = JsonResource(self.hs)
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| 
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|         CancellableReplicationEndpoint(self.hs).register(resource)
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|         UncancellableReplicationEndpoint(self.hs).register(resource)
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| 
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|         return resource
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| 
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|     def test_cancellable_disconnect(self) -> None:
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|         """Test that handlers with the `@cancellable` flag can be cancelled."""
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|         path = f"{REPLICATION_PREFIX}/{CancellableReplicationEndpoint.NAME}/"
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|         channel = self.make_request("POST", path, await_result=False)
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|         test_disconnect(
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|             self.reactor,
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|             channel,
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|             expect_cancellation=True,
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|             expected_body={"error": "Request cancelled", "errcode": Codes.UNKNOWN},
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|         )
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| 
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|     def test_uncancellable_disconnect(self) -> None:
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|         """Test that handlers without the `@cancellable` flag cannot be cancelled."""
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|         path = f"{REPLICATION_PREFIX}/{UncancellableReplicationEndpoint.NAME}/"
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|         channel = self.make_request("POST", path, await_result=False)
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|         test_disconnect(
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|             self.reactor,
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|             channel,
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|             expect_cancellation=False,
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|             expected_body={"result": True},
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|         )
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