MatrixSynapse/tests/handlers/test_worker_lock.py

75 lines
2.6 KiB
Python

# Copyright 2023 The Matrix.org Foundation C.I.C.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from twisted.internet import defer
from twisted.test.proto_helpers import MemoryReactor
from synapse.server import HomeServer
from synapse.util import Clock
from tests import unittest
from tests.replication._base import BaseMultiWorkerStreamTestCase
class WorkerLockTestCase(unittest.HomeserverTestCase):
def prepare(
self, reactor: MemoryReactor, clock: Clock, homeserver: HomeServer
) -> None:
self.worker_lock_handler = self.hs.get_worker_locks_handler()
def test_wait_for_lock_locally(self) -> None:
"""Test waiting for a lock on a single worker"""
lock1 = self.worker_lock_handler.acquire_lock("name", "key")
self.get_success(lock1.__aenter__())
lock2 = self.worker_lock_handler.acquire_lock("name", "key")
d2 = defer.ensureDeferred(lock2.__aenter__())
self.assertNoResult(d2)
self.get_success(lock1.__aexit__(None, None, None))
self.get_success(d2)
self.get_success(lock2.__aexit__(None, None, None))
class WorkerLockWorkersTestCase(BaseMultiWorkerStreamTestCase):
def prepare(
self, reactor: MemoryReactor, clock: Clock, homeserver: HomeServer
) -> None:
self.main_worker_lock_handler = self.hs.get_worker_locks_handler()
def test_wait_for_lock_worker(self) -> None:
"""Test waiting for a lock on another worker"""
worker = self.make_worker_hs(
"synapse.app.generic_worker",
extra_config={
"redis": {"enabled": True},
},
)
worker_lock_handler = worker.get_worker_locks_handler()
lock1 = self.main_worker_lock_handler.acquire_lock("name", "key")
self.get_success(lock1.__aenter__())
lock2 = worker_lock_handler.acquire_lock("name", "key")
d2 = defer.ensureDeferred(lock2.__aenter__())
self.assertNoResult(d2)
self.get_success(lock1.__aexit__(None, None, None))
self.get_success(d2)
self.get_success(lock2.__aexit__(None, None, None))