mirror of
https://mau.dev/maunium/synapse.git
synced 2024-12-15 01:44:02 +01:00
108 lines
3.6 KiB
Python
108 lines
3.6 KiB
Python
# Copyright 2019 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 synapse.util.retryutils import (
|
|
MIN_RETRY_INTERVAL,
|
|
RETRY_MULTIPLIER,
|
|
NotRetryingDestination,
|
|
get_retry_limiter,
|
|
)
|
|
|
|
from tests.unittest import HomeserverTestCase
|
|
|
|
|
|
class RetryLimiterTestCase(HomeserverTestCase):
|
|
def test_new_destination(self):
|
|
"""A happy-path case with a new destination and a successful operation"""
|
|
store = self.hs.get_datastore()
|
|
limiter = self.get_success(get_retry_limiter("test_dest", self.clock, store))
|
|
|
|
# advance the clock a bit before making the request
|
|
self.pump(1)
|
|
|
|
with limiter:
|
|
pass
|
|
|
|
new_timings = self.get_success(store.get_destination_retry_timings("test_dest"))
|
|
self.assertIsNone(new_timings)
|
|
|
|
def test_limiter(self):
|
|
"""General test case which walks through the process of a failing request"""
|
|
store = self.hs.get_datastore()
|
|
|
|
limiter = self.get_success(get_retry_limiter("test_dest", self.clock, store))
|
|
|
|
self.pump(1)
|
|
try:
|
|
with limiter:
|
|
self.pump(1)
|
|
failure_ts = self.clock.time_msec()
|
|
raise AssertionError("argh")
|
|
except AssertionError:
|
|
pass
|
|
|
|
self.pump()
|
|
|
|
new_timings = self.get_success(store.get_destination_retry_timings("test_dest"))
|
|
self.assertEqual(new_timings.failure_ts, failure_ts)
|
|
self.assertEqual(new_timings.retry_last_ts, failure_ts)
|
|
self.assertEqual(new_timings.retry_interval, MIN_RETRY_INTERVAL)
|
|
|
|
# now if we try again we should get a failure
|
|
self.get_failure(
|
|
get_retry_limiter("test_dest", self.clock, store), NotRetryingDestination
|
|
)
|
|
|
|
#
|
|
# advance the clock and try again
|
|
#
|
|
|
|
self.pump(MIN_RETRY_INTERVAL)
|
|
limiter = self.get_success(get_retry_limiter("test_dest", self.clock, store))
|
|
|
|
self.pump(1)
|
|
try:
|
|
with limiter:
|
|
self.pump(1)
|
|
retry_ts = self.clock.time_msec()
|
|
raise AssertionError("argh")
|
|
except AssertionError:
|
|
pass
|
|
|
|
self.pump()
|
|
|
|
new_timings = self.get_success(store.get_destination_retry_timings("test_dest"))
|
|
self.assertEqual(new_timings.failure_ts, failure_ts)
|
|
self.assertEqual(new_timings.retry_last_ts, retry_ts)
|
|
self.assertGreaterEqual(
|
|
new_timings.retry_interval, MIN_RETRY_INTERVAL * RETRY_MULTIPLIER * 0.5
|
|
)
|
|
self.assertLessEqual(
|
|
new_timings.retry_interval, MIN_RETRY_INTERVAL * RETRY_MULTIPLIER * 2.0
|
|
)
|
|
|
|
#
|
|
# one more go, with success
|
|
#
|
|
self.reactor.advance(MIN_RETRY_INTERVAL * RETRY_MULTIPLIER * 2.0)
|
|
limiter = self.get_success(get_retry_limiter("test_dest", self.clock, store))
|
|
|
|
self.pump(1)
|
|
with limiter:
|
|
self.pump(1)
|
|
|
|
# wait for the update to land
|
|
self.pump()
|
|
|
|
new_timings = self.get_success(store.get_destination_retry_timings("test_dest"))
|
|
self.assertIsNone(new_timings)
|