mirror of
https://github.com/element-hq/synapse.git
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Synapse 1.47.0rc3 (2021-11-16)
============================== Bugfixes -------- - Fix a bug introduced in 1.47.0rc1 which caused worker processes to not halt startup in the presence of outstanding database migrations. ([\#11346](https://github.com/matrix-org/synapse/issues/11346)) - Fix a bug introduced in 1.47.0rc1 which prevented the 'remove deleted devices from `device_inbox` column' background process from running when updating from a recent Synapse version. ([\#11303](https://github.com/matrix-org/synapse/issues/11303), [\#11353](https://github.com/matrix-org/synapse/issues/11353)) -----BEGIN PGP SIGNATURE----- iQJHBAABCAAxFiEEgQG31Z317NrSMt0QiISIDS7+X/QFAmGTw7wTHGFuZHJld0Bh bW9yZ2FuLnh5egAKCRCIhIgNLv5f9FUdD/9EgimhmOUuwcbNQS+zJJo6qhbnxngA uOIWGhuoBq9vyZjx3s1mwRO/sCuBc6KRs2JYzhntfHwV6FCgkC0QJXPkrYO7mkbg L/QsET3QYrWwClMN1y/j2/rstOqGtgrtg6pPgd9LiQH+LjdM+vzAyrgxJRyhk9Sx 7184Y9QpEt/6ApqFIbXZewP+zH1z1QyVeZ1WiuHsqhjcrrcpv1t8Rq0fv4FxgIVP Tmy3T2uw0FeVoQIL8BnNVmRGbLjlSgpDfiXZTwuXGS/uLtTe1tnHf0QsKEK7XZxY yUsRKQVDy76GW9AJuWKFXa9Voy5gkjLWnvMwHvr+B1WcJi/5cjz9lP2A0Bsm6vhQ ivrktlhlw7O3x0EvrL1r4z2gRY4GXxyZKOBLRsY4AAIMblNR/e94SmK0rLoKIQn8 Rp50VV2B4cf3WLxoqHBpJh7CDFisth1nXMnETU3y0VgAYMg2+cxqVDawTSTH9v7Q QeGI10QCMmeFwGoL6lyVJ+qhyUqFeFOqTrNqzigsiB1qule+w1fEEl7cvI+Om/QM Wjkvw6fpOvUGBN1OOARL5Qnm4rjxa0Ld2vw5vugkGiDTV8P3TMJP1JFQ44IX2GKP yGJH92ac0qy6vQ2za1gL/w/U3miNblHUIvAmpkaIIlvovQJH9dU5dMsxnvi+QZU+ Auyqh9rwiWiizA== =iNww -----END PGP SIGNATURE----- gpgsig -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE1508oLYUKainYFJakD7OEIo53t0FAmGT0mcACgkQkD7OEIo5 3t0sSA/+KjLlnYe3xO9Pbeeq7/E6Qs3VTMbwERcVVj0WZQU8Hik/EH+p0zsnG9jU 8t9UVs0xnu1r5ZMNsrMnfOU5SR9o7RM8UBCHnIYde8yFf1N6FI0YgGJ8nOP96gSG dKZQOCKA9psQqd0pvhwCem4ITmBvVz2CrnUZYkKp9rHjUZeBYwE7cWmHL5W/WzT+ Sv0zafhvYi76PxMKdXu08MArMZ9JpCLbZnlzaoW/sY+xvnQBRfQviqYkj+qZhQjr tPnJlQN5FS1pO1ZHd9o0mVcdbDBwLqeQlqC1toFuZXbed6e558KtCzvizM5VAfF8 peRGVFarbZpD/QcvoFljoH9qIECrcAYIN1HeE8aX7pIedh2AVROyINumdnbmsMJH F4OyX/aLb3KbbecHJaVLQ2c/KyDnSnxr6Fs3HlEslD7DRdA0TS7XsI/BVER0pscp j2Q5nLOthpV2d1SVekj4Ge/Hr++AuTnriHldEx9OlGI3/74ldrNL2c/L5gM3ue1W qnPQfr5ehtIitqa/ROiexxSoWS5OC953UujTCwBgil9mAD9gC7mhoEFOAFVuMHfN zBjsunMGBRYsGcw2umTPGPd7D3Gi1FXQrduN1xUoV8g8vmJld4GDjqJsitiaR3lv NUsQ5JzttakDUwAJU7qijOo2Y/HtSs5E2nF66bMCSmwHvl9AkUc= =c7gi -----END PGP SIGNATURE----- Merge tag 'v1.47.0rc3' into develop Synapse 1.47.0rc3 (2021-11-16) ============================== Bugfixes -------- - Fix a bug introduced in 1.47.0rc1 which caused worker processes to not halt startup in the presence of outstanding database migrations. ([\#11346](https://github.com/matrix-org/synapse/issues/11346)) - Fix a bug introduced in 1.47.0rc1 which prevented the 'remove deleted devices from `device_inbox` column' background process from running when updating from a recent Synapse version. ([\#11303](https://github.com/matrix-org/synapse/issues/11303), [\#11353](https://github.com/matrix-org/synapse/issues/11353))
This commit is contained in:
David Robertson
commit
0caf20883c
6 changed files with 103 additions and 21 deletions
10
CHANGES.md
10
CHANGES.md
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@ -1,3 +1,13 @@
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Synapse 1.47.0rc3 (2021-11-16)
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==============================
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Bugfixes
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--------
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- Fix a bug introduced in 1.47.0rc1 which caused worker processes to not halt startup in the presence of outstanding database migrations. ([\#11346](https://github.com/matrix-org/synapse/issues/11346))
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- Fix a bug introduced in 1.47.0rc1 which prevented the 'remove deleted devices from `device_inbox` column' background process from running when updating from a recent Synapse version. ([\#11303](https://github.com/matrix-org/synapse/issues/11303), [\#11353](https://github.com/matrix-org/synapse/issues/11353))
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Synapse 1.47.0rc2 (2021-11-10)
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==============================
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6
debian/changelog
vendored
6
debian/changelog
vendored
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@ -1,3 +1,9 @@
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matrix-synapse-py3 (1.47.0~rc3) stable; urgency=medium
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* New synapse release 1.47.0~rc3.
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-- Synapse Packaging team <packages@matrix.org> Tue, 16 Nov 2021 14:32:47 +0000
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matrix-synapse-py3 (1.47.0~rc2) stable; urgency=medium
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[ Dan Callahan ]
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@ -47,7 +47,7 @@ try:
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except ImportError:
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pass
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__version__ = "1.47.0rc2"
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__version__ = "1.47.0rc3"
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if bool(os.environ.get("SYNAPSE_TEST_PATCH_LOG_CONTEXTS", False)):
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# We import here so that we don't have to install a bunch of deps when
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@ -131,24 +131,16 @@ def prepare_database(
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"config==None in prepare_database, but database is not empty"
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)
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# if it's a worker app, refuse to upgrade the database, to avoid multiple
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# workers doing it at once.
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if config.worker.worker_app is None:
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_upgrade_existing_database(
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cur,
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version_info,
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database_engine,
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config,
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databases=databases,
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)
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elif version_info.current_version < SCHEMA_VERSION:
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# If the DB is on an older version than we expect then we refuse
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# to start the worker (as the main process needs to run first to
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# update the schema).
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raise UpgradeDatabaseException(
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OUTDATED_SCHEMA_ON_WORKER_ERROR
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% (SCHEMA_VERSION, version_info.current_version)
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)
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# This should be run on all processes, master or worker. The master will
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# apply the deltas, while workers will check if any outstanding deltas
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# exist and raise an PrepareDatabaseException if they do.
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_upgrade_existing_database(
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cur,
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version_info,
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database_engine,
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config,
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databases=databases,
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)
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else:
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logger.info("%r: Initialising new database", databases)
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@ -358,6 +350,18 @@ def _upgrade_existing_database(
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is_worker = config and config.worker.worker_app is not None
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# If the schema version needs to be updated, and we are on a worker, we immediately
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# know to bail out as workers cannot update the database schema. Only one process
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# must update the database at the time, therefore we delegate this task to the master.
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if is_worker and current_schema_state.current_version < SCHEMA_VERSION:
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# If the DB is on an older version than we expect then we refuse
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# to start the worker (as the main process needs to run first to
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# update the schema).
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raise UpgradeDatabaseException(
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OUTDATED_SCHEMA_ON_WORKER_ERROR
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% (SCHEMA_VERSION, current_schema_state.current_version)
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)
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if (
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current_schema_state.compat_version is not None
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and current_schema_state.compat_version > SCHEMA_VERSION
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@ -18,5 +18,17 @@
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-- when a device was deleted using Synapse earlier than 1.47.0.
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-- This runs as background task, but may take a bit to finish.
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-- Remove any existing instances of this job running. It's OK to stop and restart this job,
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-- as it's just deleting entries from a table - no progress will be lost.
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--
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-- This is necessary due a similar migration running the job accidentally
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-- being included in schema version 64 during v1.47.0rc1,rc2. If a
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-- homeserver had updated from Synapse <=v1.45.0 (schema version <=64),
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-- then they would have started running this background update already.
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-- If that update was still running, then simply inserting it again would
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-- cause an SQL failure. So we effectively do an "upsert" here instead.
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DELETE FROM background_updates WHERE update_name = 'remove_deleted_devices_from_device_inbox';
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INSERT INTO background_updates (ordering, update_name, progress_json) VALUES
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(6505, 'remove_deleted_devices_from_device_inbox', '{}');
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(6506, 'remove_deleted_devices_from_device_inbox', '{}');
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@ -11,6 +11,9 @@
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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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from typing import List
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from unittest import mock
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from synapse.app.generic_worker import GenericWorkerServer
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from synapse.storage.database import LoggingDatabaseConnection
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from synapse.storage.prepare_database import PrepareDatabaseException, prepare_database
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@ -19,6 +22,22 @@ from synapse.storage.schema import SCHEMA_VERSION
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from tests.unittest import HomeserverTestCase
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def fake_listdir(filepath: str) -> List[str]:
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"""
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A fake implementation of os.listdir which we can use to mock out the filesystem.
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Args:
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filepath: The directory to list files for.
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Returns:
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A list of files and folders in the directory.
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"""
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if filepath.endswith("full_schemas"):
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return [SCHEMA_VERSION]
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return ["99_add_unicorn_to_database.sql"]
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class WorkerSchemaTests(HomeserverTestCase):
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def make_homeserver(self, reactor, clock):
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hs = self.setup_test_homeserver(
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@ -51,7 +70,7 @@ class WorkerSchemaTests(HomeserverTestCase):
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prepare_database(db_conn, db_pool.engine, self.hs.config)
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def test_not_upgraded(self):
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def test_not_upgraded_old_schema_version(self):
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"""Test that workers don't start if the DB has an older schema version"""
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db_pool = self.hs.get_datastore().db_pool
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db_conn = LoggingDatabaseConnection(
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@ -67,3 +86,34 @@ class WorkerSchemaTests(HomeserverTestCase):
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with self.assertRaises(PrepareDatabaseException):
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prepare_database(db_conn, db_pool.engine, self.hs.config)
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def test_not_upgraded_current_schema_version_with_outstanding_deltas(self):
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"""
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Test that workers don't start if the DB is on the current schema version,
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but there are still outstanding delta migrations to run.
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"""
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db_pool = self.hs.get_datastore().db_pool
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db_conn = LoggingDatabaseConnection(
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db_pool._db_pool.connect(),
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db_pool.engine,
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"tests",
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)
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# Set the schema version of the database to the current version
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cur = db_conn.cursor()
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cur.execute("UPDATE schema_version SET version = ?", (SCHEMA_VERSION,))
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db_conn.commit()
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# Path `os.listdir` here to make synapse think that there is a migration
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# file ready to be run.
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# Note that we can't patch this function for the whole method, else Synapse
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# will try to find the file when building the database initially.
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with mock.patch("os.listdir", mock.Mock(side_effect=fake_listdir)):
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with self.assertRaises(PrepareDatabaseException):
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# Synapse should think that there is an outstanding migration file due to
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# patching 'os.listdir' in the function decorator.
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#
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# We expect Synapse to raise an exception to indicate the master process
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# needs to apply this migration file.
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prepare_database(db_conn, db_pool.engine, self.hs.config)
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