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https://mau.dev/maunium/synapse.git
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266 lines
9.2 KiB
Python
266 lines
9.2 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2019 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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import os.path
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from synapse.storage import prepare_database
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from synapse.types import Requester, UserID
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from tests.unittest import HomeserverTestCase
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class CleanupExtremBackgroundUpdateStoreTestCase(HomeserverTestCase):
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"""
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Test the background update to clean forward extremities table.
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"""
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def prepare(self, reactor, clock, homeserver):
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self.store = homeserver.get_datastore()
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self.room_creator = homeserver.get_room_creation_handler()
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# Create a test user and room
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self.user = UserID("alice", "test")
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self.requester = Requester(self.user, None, False, None, None)
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info = self.get_success(self.room_creator.create_room(self.requester, {}))
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self.room_id = info["room_id"]
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def run_background_update(self):
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"""Re run the background update to clean up the extremities.
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"""
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# Make sure we don't clash with in progress updates.
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self.assertTrue(self.store._all_done, "Background updates are still ongoing")
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schema_path = os.path.join(
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prepare_database.dir_path,
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"schema",
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"delta",
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"54",
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"delete_forward_extremities.sql",
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)
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def run_delta_file(txn):
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prepare_database.executescript(txn, schema_path)
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self.get_success(
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self.store.runInteraction("test_delete_forward_extremities", run_delta_file)
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)
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# Ugh, have to reset this flag
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self.store._all_done = False
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while not self.get_success(self.store.has_completed_background_updates()):
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self.get_success(self.store.do_next_background_update(100), by=0.1)
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def test_soft_failed_extremities_handled_correctly(self):
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"""Test that extremities are correctly calculated in the presence of
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soft failed events.
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Tests a graph like:
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A <- SF1 <- SF2 <- B
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Where SF* are soft failed.
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"""
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# Create the room graph
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event_id_1 = self.create_and_send_event(self.room_id, self.user)
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event_id_2 = self.create_and_send_event(
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self.room_id, self.user, True, [event_id_1]
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)
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event_id_3 = self.create_and_send_event(
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self.room_id, self.user, True, [event_id_2]
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)
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event_id_4 = self.create_and_send_event(
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self.room_id, self.user, False, [event_id_3]
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)
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# Check the latest events are as expected
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertEqual(latest_event_ids, [event_id_4])
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def test_basic_cleanup(self):
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"""Test that extremities are correctly calculated in the presence of
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soft failed events.
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Tests a graph like:
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A <- SF1 <- B
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Where SF* are soft failed, and with extremities of A and B
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"""
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# Create the room graph
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event_id_a = self.create_and_send_event(self.room_id, self.user)
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event_id_sf1 = self.create_and_send_event(
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self.room_id, self.user, True, [event_id_a]
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)
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event_id_b = self.create_and_send_event(
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self.room_id, self.user, False, [event_id_sf1]
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)
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# Add the new extremity and check the latest events are as expected
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self.add_extremity(self.room_id, event_id_a)
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertEqual(set(latest_event_ids), set((event_id_a, event_id_b)))
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# Run the background update and check it did the right thing
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self.run_background_update()
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertEqual(latest_event_ids, [event_id_b])
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def test_chain_of_fail_cleanup(self):
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"""Test that extremities are correctly calculated in the presence of
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soft failed events.
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Tests a graph like:
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A <- SF1 <- SF2 <- B
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Where SF* are soft failed, and with extremities of A and B
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"""
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# Create the room graph
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event_id_a = self.create_and_send_event(self.room_id, self.user)
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event_id_sf1 = self.create_and_send_event(
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self.room_id, self.user, True, [event_id_a]
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)
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event_id_sf2 = self.create_and_send_event(
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self.room_id, self.user, True, [event_id_sf1]
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)
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event_id_b = self.create_and_send_event(
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self.room_id, self.user, False, [event_id_sf2]
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)
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# Add the new extremity and check the latest events are as expected
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self.add_extremity(self.room_id, event_id_a)
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertEqual(set(latest_event_ids), set((event_id_a, event_id_b)))
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# Run the background update and check it did the right thing
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self.run_background_update()
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertEqual(latest_event_ids, [event_id_b])
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def test_forked_graph_cleanup(self):
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r"""Test that extremities are correctly calculated in the presence of
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soft failed events.
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Tests a graph like, where time flows down the page:
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A B
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/ \ /
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/ \ /
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SF1 SF2
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SF3 |
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/ \ |
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| \ |
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C SF4
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Where SF* are soft failed, and with them A, B and C marked as
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extremities. This should resolve to B and C being marked as extremity.
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"""
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# Create the room graph
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event_id_a = self.create_and_send_event(self.room_id, self.user)
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event_id_b = self.create_and_send_event(self.room_id, self.user)
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event_id_sf1 = self.create_and_send_event(
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self.room_id, self.user, True, [event_id_a]
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)
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event_id_sf2 = self.create_and_send_event(
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self.room_id, self.user, True, [event_id_a, event_id_b]
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)
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event_id_sf3 = self.create_and_send_event(
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self.room_id, self.user, True, [event_id_sf1]
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)
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self.create_and_send_event(
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self.room_id, self.user, True, [event_id_sf2, event_id_sf3]
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) # SF4
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event_id_c = self.create_and_send_event(
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self.room_id, self.user, False, [event_id_sf3]
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)
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# Add the new extremity and check the latest events are as expected
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self.add_extremity(self.room_id, event_id_a)
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertEqual(
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set(latest_event_ids), set((event_id_a, event_id_b, event_id_c))
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)
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# Run the background update and check it did the right thing
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self.run_background_update()
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertEqual(set(latest_event_ids), set([event_id_b, event_id_c]))
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class CleanupExtremDummyEventsTestCase(HomeserverTestCase):
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def make_homeserver(self, reactor, clock):
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config = self.default_config()
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config["cleanup_extremities_with_dummy_events"] = True
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return self.setup_test_homeserver(config=config)
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def prepare(self, reactor, clock, homeserver):
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self.store = homeserver.get_datastore()
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self.room_creator = homeserver.get_room_creation_handler()
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# Create a test user and room
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self.user = UserID("alice", "test")
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self.requester = Requester(self.user, None, False, None, None)
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info = self.get_success(self.room_creator.create_room(self.requester, {}))
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self.room_id = info["room_id"]
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def test_send_dummy_event(self):
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# Create a bushy graph with 50 extremities.
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event_id_start = self.create_and_send_event(self.room_id, self.user)
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for _ in range(50):
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self.create_and_send_event(
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self.room_id, self.user, prev_event_ids=[event_id_start]
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)
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertEqual(len(latest_event_ids), 50)
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# Pump the reactor repeatedly so that the background updates have a
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# chance to run.
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self.pump(10 * 60)
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latest_event_ids = self.get_success(
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self.store.get_latest_event_ids_in_room(self.room_id)
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)
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self.assertTrue(len(latest_event_ids) < 10, len(latest_event_ids))
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