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)