Synapse 1.114.0 (2024-09-02)

This release enables support for MSC4186 — Simplified Sliding Sync. This allows using the upcoming releases of the Element X mobile apps without having to run a Sliding Sync Proxy.

Features

• Enable native sliding sync support (MSC3575 and MSC4186) by default. (#17648)

Synapse 1.114.0rc3 (2024-08-30)

Bugfixes

• Fix regression in v1.114.0rc2 that caused workers to fail to start. (#17626)

Synapse 1.114.0rc2 (2024-08-30)

Features

• Improve cross-signing upload when using MSC3861 to use a custom UIA flow stage, with web fallback support. (#17509)
• Make hash_password script accept password input from stdin. (#17608)

Bugfixes

• Fix hierarchy returning 403 when room is accessible through federation. Contributed by Krishan (@kfiven). (#17194)
• Fix content-length on federation /thumbnail responses. (#17532)
• Fix authenticated media responses using a wrong limit when following redirects over federation. (#17543)

Internal Changes

• MSC3861: load the issuer and account management URLs from OIDC discovery. (#17407)
• Refactor sliding sync class into multiple files. (#17595)
• Store sliding sync per-connection state in the database. (#17599)
• Make the sliding sync PerConnectionState class immutable. (#17600)
• Add support to @tag_args for standalone functions. (#17604)
• Speed up incremental syncs in sliding sync by adding some more caching. (#17606)
• Always return the user's own read receipts in sliding sync. (#17617)
• Replace isort and black with ruff. (#17620)
• Refactor sliding sync code to move room list logic out into a separate class. (#17622)

Updates to locked dependencies

• Bump attrs from 23.2.0 to 24.2.0. (#17609)
• Bump cryptography from 42.0.8 to 43.0.0. (#17584)
• Bump phonenumbers from 8.13.43 to 8.13.44. (#17610)
• Bump pygithub from 2.3.0 to 2.4.0. (#17612)
• Bump pyyaml from 6.0.1 to 6.0.2. (#17611)
• Bump sentry-sdk from 2.12.0 to 2.13.0. (#17585)
• Bump serde from 1.0.206 to 1.0.208. (#17581)
• Bump serde from 1.0.208 to 1.0.209. (#17613)
• Bump serde_json from 1.0.124 to 1.0.125. (#17582)
• Bump serde_json from 1.0.125 to 1.0.127. (#17614)
• Bump types-jsonschema from 4.23.0.20240712 to 4.23.0.20240813. (#17583)
• Bump types-setuptools from 71.1.0.20240726 to 71.1.0.20240818. (#17586)

Synapse 1.114.0rc1 (2024-08-20)

Features

• Add a flag to /versions, org.matrix.simplified_msc3575, to indicate whether experimental sliding sync support has been enabled. (#17571)
• Handle changes in timeline_limit in experimental sliding sync. (#17579)
• Correctly track read receipts that should be sent down in experimental sliding sync. (#17575, #17589, #17592)

Bugfixes

• Start handlers for new media endpoints when media resource configured. (#17483)
• Fix timeline ordering (using stream_ordering instead of topological ordering) in experimental MSC3575 Sliding Sync /sync endpoint. (#17510)
• Fix experimental sliding sync implementation to remember any updates in rooms that were not sent down immediately. (#17535)
• Better exclude partially stated rooms if we must await full state in experimental MSC3575 Sliding Sync /sync endpoint. (#17538)
• Handle lower-case http headers in _Mulitpart_Parser_Protocol. (#17545)
• Fix fetching federation signing keys from servers that omit old_verify_keys. Contributed by @tulir @ Beeper. (#17568)
• Fix bug where we would respond with an error when a remote server asked for media that had a length of 0, using the new multipart federation media endpoint. (#17570)

Improved Documentation

• Clarify default behaviour of the
  auto_accept_invites.worker_to_run_on
  option. (#17515)
• Improve docstrings for profile methods. (#17559)

Internal Changes

• Add more tracing to experimental MSC3575 Sliding Sync /sync endpoint. (#17514)
• Fixup comment in sliding sync implementation. (#17531)
• Replace override of deprecated method HTTPAdapter.get_connection with get_connection_with_tls_context. (#17536)
• Fix performance of device lists in /key/changes and sliding sync. (#17537, #17548)
• Bump setuptools from 67.6.0 to 72.1.0. (#17542)
• Add a utility function for generating random event IDs. (#17557)
• Speed up responding to media requests. (#17558, #17561, #17564, #17566, #17567, #17569)
• Test github token before running release script steps. (#17562)
• Reduce log spam of multipart files. (#17563)
• Refactor per-connection state in experimental sliding sync handler. (#17574)
• Add histogram metrics for sliding sync processing time. (#17593)

Updates to locked dependencies

• Bump bytes from 1.6.1 to 1.7.1. (#17526)
• Bump lxml from 5.2.2 to 5.3.0. (#17550)
• Bump phonenumbers from 8.13.42 to 8.13.43. (#17551)
• Bump regex from 1.10.5 to 1.10.6. (#17527)
• Bump sentry-sdk from 2.10.0 to 2.12.0. (#17553)
• Bump serde from 1.0.204 to 1.0.206. (#17556)
• Bump serde_json from 1.0.122 to 1.0.124. (#17555)
• Bump sigstore/cosign-installer from 3.5.0 to 3.6.0. (#17549)
• Bump types-pyyaml from 6.0.12.20240311 to 6.0.12.20240808. (#17552)
• Bump types-requests from 2.31.0.20240406 to 2.32.0.20240712. (#17524)