.. _changelog:

================
 Change history
================

This document contains change notes for bugfix & new features
in the & 5.1.x series, please see :ref:`whatsnew-5.1` for
an overview of what's new in Celery 5.1.

.. _version-5.1.0rc1:

5.1.0rc1
========
:release-date: 2021-05-02 16.06 P.M UTC+3:00
:release-by: Omer Katz

- Celery Mailbox accept and serializer parameters are initialized from configuration. (#6757)
- Error propagation and errback calling for group-like signatures now works as expected. (#6746)
- Fix sanitization of passwords in sentinel URIs. (#6765)
- Add LOG_RECEIVED to customize logging. (#6758)

.. _version-5.1.0b2:

5.1.0b2
=======
:release-date: 2021-05-02 16.06 P.M UTC+3:00
:release-by: Omer Katz

- Fix the behavior of our json serialization which regressed in 5.0. (#6561)
- Add support for SQLAlchemy 1.4. (#6709)
- Safeguard against schedule entry without kwargs. (#6619)
- ``task.apply_async(ignore_result=True)`` now avoids persisting the results. (#6713)
- Update systemd tmpfiles path. (#6688)
- Ensure AMQPContext exposes an app attribute. (#6741)
- Inspect commands accept arguments again (#6710).
- Chord counting of group children is now accurate. (#6733)
- Add a setting :setting:`worker_cancel_long_running_tasks_on_connection_loss`
  to terminate tasks with late acknowledgement on connection loss. (#6654)
- The ``task-revoked`` event and the ``task_revoked` signal are not duplicated
  when ``Request.on_failure`` is called. (#6654)
- Restore pickling support for ``Retry``. (#6748)
- Add support in the redis result backend for authenticating with a username. (#6750)
- The :setting:`worker_pool` setting is now respected correctly. (#6711)

.. _version-5.1.0b1:

5.1.0b1
=======
:release-date: 2021-04-02 10.25 P.M UTC+6:00
:release-by: Asif Saif Uddin

- Add sentinel_kwargs to Redis Sentinel docs.
- Depend on the maintained python-consul2 library. (#6544).
- Use result_chord_join_timeout instead of hardcoded default value.
- Upgrade AzureBlockBlob storage backend to use Azure blob storage library v12 (#6580).
- Improved integration tests.
- pass_context for handle_preload_options decorator (#6583).
- Makes regen less greedy (#6589).
- Pytest worker shutdown timeout (#6588).
- Exit celery with non zero exit value if failing (#6602).
- Raise BackendStoreError when set value is too large for Redis.
- Trace task optimizations are now set via Celery app instance.
- Make trace_task_ret and fast_trace_task public.
- reset_worker_optimizations and create_request_cls has now app as optional parameter.
- Small refactor in exception handling of on_failure (#6633).
- Fix for issue #5030 "Celery Result backend on Windows OS".
- Add store_eager_result setting so eager tasks can store result on the result backend (#6614).
- Allow heartbeats to be sent in tests (#6632).
- Fixed default visibility timeout note in sqs documentation.
- Support Redis Sentinel with SSL.
- Simulate more exhaustive delivery info in apply().
- Start chord header tasks as soon as possible (#6576).
- Forward shadow option for retried tasks (#6655).
- --quiet flag now actually makes celery avoid producing logs (#6599).
- Update platforms.py "superuser privileges" check (#6600).
- Remove unused property `autoregister` from the Task class (#6624).
- fnmatch.translate() already translates globs for us. (#6668).
- Upgrade some syntax to Python 3.6+.
- Add `azureblockblob_base_path` config (#6669).
- Fix checking expiration of X.509 certificates (#6678).
- Drop the lzma extra.
- Fix JSON decoding errors when using MongoDB as backend (#6675).
- Allow configuration of RedisBackend's health_check_interval (#6666).
- Safeguard against schedule entry without kwargs (#6619).
- Docs only - SQS broker - add STS support (#6693) through kombu.
- Drop fun_accepts_kwargs backport.
- Tasks can now have required kwargs at any order (#6699).
- Min py-amqp 5.0.6.
- min billiard is now 3.6.4.0.
- Minimum kombu now is5.1.0b1.
- Numerous docs fixes.
- Moved CI to github action.
- Updated deployment scripts.
- Updated docker.
- Initial support of python 3.9 added.