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Replaces all usages of StreamIdGenerator with MultiWriterIdGenerator #17229

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merged 9 commits into from
May 30, 2024

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@erikjohnston erikjohnston commented May 23, 2024

Based on #17226

Replaces all usages of StreamIdGenerator with MultiWriterIdGenerator, which is safer.

@erikjohnston erikjohnston changed the base branch from develop to erikj/use_multi_writer_id_generator May 23, 2024 15:01
@erikjohnston erikjohnston force-pushed the erikj/migrate_id_gens branch 2 times, most recently from 084d208 to e482802 Compare May 29, 2024 12:00
@erikjohnston erikjohnston marked this pull request as ready for review May 29, 2024 12:00
@erikjohnston erikjohnston requested a review from a team as a code owner May 29, 2024 12:00
Base automatically changed from erikj/use_multi_writer_id_generator to develop May 29, 2024 12:19
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This LGTM, though I'm somewhat relying on tests passing = success.

Nice to see codepaths converging and a removal of a large class 🥳

@erikjohnston erikjohnston enabled auto-merge (squash) May 30, 2024 10:44
@erikjohnston erikjohnston merged commit d16910c into develop May 30, 2024
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@erikjohnston erikjohnston deleted the erikj/migrate_id_gens branch May 30, 2024 11:07
H-Shay pushed a commit to H-Shay/hq_synapse that referenced this pull request May 31, 2024
…or` (element-hq#17229)

Replaces all usages of `StreamIdGenerator` with `MultiWriterIdGenerator`, which is safer.
erikjohnston added a commit that referenced this pull request Jun 10, 2024
If the stream ID in the unconverted table is ahead of the device lists
ID gen, then it can break all /sync requests that had an ID from ahead
of the table.

The fix is to make sure we add the unconverted table to the list of
tables we check at start up.

Broke in #17229
Mic92 pushed a commit to Mic92/synapse that referenced this pull request Jun 13, 2024
If the stream ID in the unconverted table is ahead of the device lists
ID gen, then it can break all /sync requests that had an ID from ahead
of the table.

The fix is to make sure we add the unconverted table to the list of
tables we check at start up.

Broke in element-hq#17229
Mic92 pushed a commit to Mic92/synapse that referenced this pull request Jun 14, 2024
…or` (element-hq#17229)

Replaces all usages of `StreamIdGenerator` with `MultiWriterIdGenerator`, which is safer.
yingziwu added a commit to yingziwu/synapse that referenced this pull request Jun 26, 2024
- Fix the building of binary wheels for macOS by switching to macOS 12 CI runners. ([\#17319](element-hq/synapse#17319))

- When rolling back to a previous Synapse version and then forwards again to this release, don't require server operators to manually run SQL. ([\#17305](element-hq/synapse#17305), [\#17309](element-hq/synapse#17309))

- Use the release branch for sytest in release-branch PRs. ([\#17306](element-hq/synapse#17306))

- Fix bug where one-time-keys were not always included in `/sync` response when using workers. Introduced in v1.109.0rc1. ([\#17275](element-hq/synapse#17275))
- Fix bug where `/sync` could get stuck due to edge case in device lists handling. Introduced in v1.109.0rc1. ([\#17292](element-hq/synapse#17292))

- Add the ability to auto-accept invites on the behalf of users. See the [`auto_accept_invites`](https://element-hq.github.io/synapse/latest/usage/configuration/config_documentation.html#auto-accept-invites) config option for details. ([\#17147](element-hq/synapse#17147))
- Add experimental [MSC3575](matrix-org/matrix-spec-proposals#3575) Sliding Sync `/sync/e2ee` endpoint for to-device messages and device encryption info. ([\#17167](element-hq/synapse#17167))
- Support [MSC3916](matrix-org/matrix-spec-proposals#3916) by adding unstable media endpoints to `/_matrix/client`. ([\#17213](element-hq/synapse#17213))
- Add logging to tasks managed by the task scheduler, showing CPU and database usage. ([\#17219](element-hq/synapse#17219))

- Fix deduplicating of membership events to not create unused state groups. ([\#17164](element-hq/synapse#17164))
- Fix bug where duplicate events could be sent down sync when using workers that are overloaded. ([\#17215](element-hq/synapse#17215))
- Ignore attempts to send to-device messages to bad users, to avoid log spam when we try to connect to the bad server. ([\#17240](element-hq/synapse#17240))
- Fix handling of duplicate concurrent uploading of device one-time-keys. ([\#17241](element-hq/synapse#17241))
- Fix reporting of default tags to Sentry, such as worker name. Broke in v1.108.0. ([\#17251](element-hq/synapse#17251))
- Fix bug where typing updates would not be sent when using workers after a restart. ([\#17252](element-hq/synapse#17252))

- Update the LemonLDAP documentation to say that claims should be explicitly included in the returned `id_token`, as Synapse won't request them. ([\#17204](element-hq/synapse#17204))

- Improve DB usage when fetching related events. ([\#17083](element-hq/synapse#17083))
- Log exceptions when failing to auto-join new user according to the `auto_join_rooms` option. ([\#17176](element-hq/synapse#17176))
- Reduce work of calculating outbound device lists updates. ([\#17211](element-hq/synapse#17211))
- Improve performance of calculating device lists changes in `/sync`. ([\#17216](element-hq/synapse#17216))
- Move towards using `MultiWriterIdGenerator` everywhere. ([\#17226](element-hq/synapse#17226))
- Replaces all usages of `StreamIdGenerator` with `MultiWriterIdGenerator`. ([\#17229](element-hq/synapse#17229))
- Change the `allow_unsafe_locale` config option to also apply when setting up new databases. ([\#17238](element-hq/synapse#17238))
- Fix errors in logs about closing incorrect logging contexts when media gets rejected by a module. ([\#17239](element-hq/synapse#17239), [\#17246](element-hq/synapse#17246))
- Clean out invalid destinations from `device_federation_outbox` table. ([\#17242](element-hq/synapse#17242))
- Stop logging errors when receiving invalid User IDs in key querys requests. ([\#17250](element-hq/synapse#17250))

* Bump anyhow from 1.0.83 to 1.0.86. ([\#17220](element-hq/synapse#17220))
* Bump bcrypt from 4.1.2 to 4.1.3. ([\#17224](element-hq/synapse#17224))
* Bump lxml from 5.2.1 to 5.2.2. ([\#17261](element-hq/synapse#17261))
* Bump mypy-zope from 1.0.3 to 1.0.4. ([\#17262](element-hq/synapse#17262))
* Bump phonenumbers from 8.13.35 to 8.13.37. ([\#17235](element-hq/synapse#17235))
* Bump prometheus-client from 0.19.0 to 0.20.0. ([\#17233](element-hq/synapse#17233))
* Bump pyasn1 from 0.5.1 to 0.6.0. ([\#17223](element-hq/synapse#17223))
* Bump pyicu from 2.13 to 2.13.1. ([\#17236](element-hq/synapse#17236))
* Bump pyopenssl from 24.0.0 to 24.1.0. ([\#17234](element-hq/synapse#17234))
* Bump serde from 1.0.201 to 1.0.202. ([\#17221](element-hq/synapse#17221))
* Bump serde from 1.0.202 to 1.0.203. ([\#17232](element-hq/synapse#17232))
* Bump twine from 5.0.0 to 5.1.0. ([\#17225](element-hq/synapse#17225))
* Bump types-psycopg2 from 2.9.21.20240311 to 2.9.21.20240417. ([\#17222](element-hq/synapse#17222))
* Bump types-pyopenssl from 24.0.0.20240311 to 24.1.0.20240425. ([\#17260](element-hq/synapse#17260))
erikjohnston added a commit that referenced this pull request Jul 2, 2024
Fixes #17274, hopefully.

Basically, old versions of Synapse could advance streams without
persisting anything in the DB (fixed in #17229). On restart those
updates would get lost, and so the position of the stream would revert
to an older position. If this happened across an upgrade to a later
Synapse version which included #17215, then sync could get blocked
indefinitely (until the stream advanced to the position in the token).

We fix this by bounding the stream positions we'll wait for to the
maximum position of the underlying stream ID generator.
erikjohnston added a commit that referenced this pull request Jul 2, 2024
Fixes #17274, hopefully.

Basically, old versions of Synapse could advance streams without
persisting anything in the DB (fixed in #17229). On restart those
updates would get lost, and so the position of the stream would revert
to an older position. If this happened across an upgrade to a later
Synapse version which included #17215, then sync could get blocked
indefinitely (until the stream advanced to the position in the token).

We fix this by bounding the stream positions we'll wait for to the
maximum position of the underlying stream ID generator.
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