def _inject_outlier(self) -> EventBase: builder = self.event_builder_factory.for_room_version( RoomVersions.V1, { "type": "m.room.member", "sender": "@test:user", "state_key": "@test:user", "room_id": TEST_ROOM_ID, "content": { "membership": "join" }, }, ) event = self.get_success( builder.build(prev_event_ids=[], auth_event_ids=[])) event.internal_metadata.outlier = True self.get_success( self._storage_controllers.persistence.persist_event( event, EventContext.for_outlier(self._storage_controllers))) return event
def _test_process_pulled_event_with_missing_state( self, prev_exists_as_outlier: bool) -> None: OTHER_USER = f"@user:{self.OTHER_SERVER_NAME}" main_store = self.hs.get_datastores().main state_storage_controller = self.hs.get_storage_controllers().state # create the room user_id = self.register_user("kermit", "test") tok = self.login("kermit", "test") room_id = self.helper.create_room_as(room_creator=user_id, tok=tok) room_version = self.get_success(main_store.get_room_version(room_id)) # allow the remote user to send state events self.helper.send_state( room_id, "m.room.power_levels", { "events_default": 0, "state_default": 0 }, tok=tok, ) # add the remote user to the room member_event = self.get_success( event_injection.inject_member_event(self.hs, room_id, OTHER_USER, "join")) initial_state_map = self.get_success( main_store.get_partial_current_state_ids(room_id)) auth_event_ids = [ initial_state_map[("m.room.create", "")], initial_state_map[("m.room.power_levels", "")], member_event.event_id, ] # mock up a load of state events which we are missing state_events = [ make_event_from_dict( self.add_hashes_and_signatures({ "type": "test_state_type", "state_key": f"state_{i}", "room_id": room_id, "sender": OTHER_USER, "prev_events": [member_event.event_id], "auth_events": auth_event_ids, "origin_server_ts": 1, "depth": 10, "content": { "body": f"state_{i}" }, }), room_version, ) for i in range(1, 10) ] # this is the state that we are going to claim is active at the prev_event. state_at_prev_event = state_events + self.get_success( main_store.get_events_as_list(initial_state_map.values())) # mock up a prev event. # Depending on the test, we either persist this upfront (as an outlier), # or let the server request it. prev_event = make_event_from_dict( self.add_hashes_and_signatures({ "type": "test_regular_type", "room_id": room_id, "sender": OTHER_USER, "prev_events": [], "auth_events": auth_event_ids, "origin_server_ts": 1, "depth": 11, "content": { "body": "missing_prev" }, }), room_version, ) if prev_exists_as_outlier: prev_event.internal_metadata.outlier = True persistence = self.hs.get_storage_controllers().persistence self.get_success( persistence.persist_event( prev_event, EventContext.for_outlier( self.hs.get_storage_controllers()), )) else: async def get_event(destination: str, event_id: str, timeout=None): self.assertEqual(destination, self.OTHER_SERVER_NAME) self.assertEqual(event_id, prev_event.event_id) return {"pdus": [prev_event.get_pdu_json()]} self.mock_federation_transport_client.get_event.side_effect = get_event # mock up a regular event to pass into _process_pulled_event pulled_event = make_event_from_dict( self.add_hashes_and_signatures({ "type": "test_regular_type", "room_id": room_id, "sender": OTHER_USER, "prev_events": [prev_event.event_id], "auth_events": auth_event_ids, "origin_server_ts": 1, "depth": 12, "content": { "body": "pulled" }, }), room_version, ) # we expect an outbound request to /state_ids, so stub that out self.mock_federation_transport_client.get_room_state_ids.return_value = ( make_awaitable({ "pdu_ids": [e.event_id for e in state_at_prev_event], "auth_chain_ids": [], })) # we also expect an outbound request to /state self.mock_federation_transport_client.get_room_state.return_value = ( make_awaitable( StateRequestResponse(auth_events=[], state=state_at_prev_event))) # we have to bump the clock a bit, to keep the retry logic in # FederationClient.get_pdu happy self.reactor.advance(60000) # Finally, the call under test: send the pulled event into _process_pulled_event with LoggingContext("test"): self.get_success( self.hs.get_federation_event_handler()._process_pulled_event( self.OTHER_SERVER_NAME, pulled_event, backfilled=False)) # check that the event is correctly persisted persisted = self.get_success( main_store.get_event(pulled_event.event_id)) self.assertIsNotNone(persisted, "pulled event was not persisted at all") self.assertFalse(persisted.internal_metadata.is_outlier(), "pulled event was an outlier") # check that the state at that event is as expected state = self.get_success( state_storage_controller.get_state_ids_for_event( pulled_event.event_id)) expected_state = {(e.type, e.state_key): e.event_id for e in state_at_prev_event} self.assertEqual(state, expected_state) if prev_exists_as_outlier: self.mock_federation_transport_client.get_event.assert_not_called()