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Add Retry-After to M_LIMIT_EXCEEDED error responses #16136

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merged 15 commits into from
Aug 24, 2023
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Add Retry-After to M_LIMIT_EXCEEDED error responses #16136

merged 15 commits into from
Aug 24, 2023

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@Half-Shot Half-Shot commented Aug 19, 2023 •
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Implementation for matrix-org/matrix-spec-proposals#4041

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Fixes #15840

@Half-Shot Half-Shot requested a review from a team as a code owner August 19, 2023 10:20
@Half-Shot Half-Shot mentioned this pull request Aug 20, 2023
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clokep
clokep reviewed Aug 20, 2023
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Looks reasonable overall, just some nits.

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@Half-Shot Half-Shot requested a review from clokep August 21, 2023 15:01
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@Half-Shot Half-Shot requested a review from clokep August 22, 2023 16:01
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clokep approved these changes Aug 24, 2023
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Let's ship it.

@clokep clokep merged commit 0538e3e into develop Aug 24, 2023
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@clokep clokep deleted the hs/retry-after-headers branch August 24, 2023 14:40
@DMRobertson DMRobertson mentioned this pull request Aug 29, 2023
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hughns pushed a commit that referenced this pull request Sep 4, 2023
@Half-Shot @hughns
Add Retry-After to M_LIMIT_EXCEEDED error responses (#16136)
55939cb 
Implements MSC4041 behind an experimental configuration flag.
DMRobertson pushed a commit that referenced this pull request Sep 5, 2023
Merge tag 'v1.92.0rc1' into develop
02bc590 
- Add configuration setting for CAS protocol version. Contributed by Aurélien Grimpard. ([\#15816](#15816))
- Suppress notifications from message edits per [MSC3958](matrix-org/matrix-spec-proposals#3958). ([\#16113](#16113))
- Return a `Retry-After` with `M_LIMIT_EXCEEDED` error responses. ([\#16136](#16136))
- Add `last_seen_ts` to the [admin users API](https://matrix-org.github.io/synapse/latest/admin_api/user_admin_api.html). ([\#16218](#16218))
- Improve resource usage when sending data to a large number of remote hosts that are marked as "down". ([\#16223](#16223))

- Fix IPv6-related bugs on SMTP settings, adding groundwork to fix similar issues. Contributed by @evilham and @telmich (ungleich.ch). ([\#16155](#16155))
- Fix a spec compliance issue where requests to the `/publicRooms` federation API would specify `include_all_networks` as a string. ([\#16185](#16185))
- Fix inaccurate error message while attempting to ban or unban a user with the same or higher PL by spliting the conditional statements. Contributed by @leviosacz. ([\#16205](#16205))
- Fix a rare bug that broke looping calls, which could lead to e.g. linearly increasing memory usage. Introduced in v1.90.0. ([\#16210](#16210))
- Fix a long-standing bug where uploading images would fail if we could not generate thumbnails for them. ([\#16211](#16211))
- Fix a long-standing bug where we did not correctly back off from servers that had "gone" if they returned 4xx series error codes. ([\#16221](#16221))

- Update links to the [matrix.org blog](https://matrix.org/blog/). ([\#16008](#16008))
- Document which [admin APIs](https://matrix-org.github.io/synapse/latest/usage/administration/admin_api/index.html) are disabled when experimental [MSC3861](matrix-org/matrix-spec-proposals#3861) support is enabled. ([\#16168](#16168))
- Document [`exclude_rooms_from_sync`](https://matrix-org.github.io/synapse/v1.92/usage/configuration/config_documentation.html#exclude_rooms_from_sync) configuration option. ([\#16178](#16178))

- Prepare unit tests for Python 3.12. ([\#16099](#16099))
- Fix nightly CI jobs. ([\#16121](#16121), [\#16213](#16213))
- Describe which rate limiter was hit in logs. ([\#16135](#16135))
- Simplify presence code when using workers. ([\#16170](#16170))
- Track per-device information in the presence code. ([\#16171](#16171), [\#16172](#16172))
- Stop using the `event_txn_id` table. ([\#16175](#16175))
- Use `AsyncMock` instead of custom code. ([\#16179](#16179), [\#16180](#16180))
- Improve error reporting of invalid data passed to `/_matrix/key/v2/query`. ([\#16183](#16183))
- Task scheduler: add replication notify for new task to launch ASAP. ([\#16184](#16184))
- Improve type hints. ([\#16186](#16186), [\#16188](#16188), [\#16201](#16201))
- Bump black version to 23.7.0. ([\#16187](#16187))
- Log the details of background update failures. ([\#16212](#16212))
- Cache device resync requests over replication. ([\#16241](#16241))

* Bump anyhow from 1.0.72 to 1.0.75. ([\#16141](#16141))
* Bump furo from 2023.7.26 to 2023.8.19. ([\#16238](#16238))
* Bump phonenumbers from 8.13.18 to 8.13.19. ([\#16237](#16237))
* Bump psycopg2 from 2.9.6 to 2.9.7. ([\#16196](#16196))
* Bump regex from 1.9.3 to 1.9.4. ([\#16195](#16195))
* Bump ruff from 0.0.277 to 0.0.286. ([\#16198](#16198))
* Bump sentry-sdk from 1.29.2 to 1.30.0. ([\#16236](#16236))
* Bump serde from 1.0.184 to 1.0.188. ([\#16194](#16194))
* Bump serde_json from 1.0.104 to 1.0.105. ([\#16140](#16140))
* Bump types-psycopg2 from 2.9.21.10 to 2.9.21.11. ([\#16200](#16200))
* Bump types-pyyaml from 6.0.12.10 to 6.0.12.11. ([\#16199](#16199))
@clokep clokep mentioned this pull request Feb 20, 2024
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Add http header Retry-After to error 429 response
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