Synapse 1.71.0rc1 (2022-11-01)

Features

• Support back-channel logouts from OpenID Connect providers. (#11414)
• Allow use of Postgres and SQLlite full-text search operators in search queries. (#11635, #14310, #14311)
• Implement MSC3664, Pushrules for relations. Contributed by Nico. (#11804)
• Improve aesthetics of HTML templates. Note that these changes do not retroactively apply to templates which have been customised by server admins. (#13652)
• Enable write-ahead logging for SQLite installations. Contributed by @asymmetric. (#13897)
• Show erasure status when listing users in the Admin API. (#14205)
• Provide a specific error code when a /sync request provides a filter which doesn't represent a JSON object. (#14262)

Bugfixes

• Fix a long-standing bug where the update_synapse_database script could not be run with multiple databases. Contributed by @thefinn93 @ Beeper. (#13422)
• Fix a bug which prevented setting an avatar on homeservers which have an explicit port in their server_name and have max_avatar_size and/or allowed_avatar_mimetypes configuration. Contributed by @ashfame. (#13927)
• Check appservice user interest against the local users instead of all users in the room to align with MSC3905. (#13958)
• Fix a long-standing bug where Synapse would accidentally include extra information in the response to PUT /_matrix/federation/v2/invite/{roomId}/{eventId}. (#14064)
• Fix a bug introduced in Synapse 1.64.0 where presence updates could be missing from /sync responses. (#14243)
• Fix a bug introduced in Synapse 1.60.0 which caused an error to be logged when Synapse received a SIGHUP signal if debug logging was enabled. (#14258)
• Prevent history insertion (MSC2716) during an partial join (MSC3706). (#14291)
• Fix a bug introduced in Synapse 1.34.0 where device names would be returned via a federation user key query request when allow_device_name_lookup_over_federation was set to false. (#14304)
• Fix a bug introduced in Synapse 0.34.0 where logs could include error spam when background processes are measured as taking a negative amount of time. (#14323)
• Fix a bug introduced in Synapse 1.70.0 where clients were unable to PUT new dehydrated devices. (#14336)

Improved Documentation

• Explain how to disable the use of trusted_key_servers. (#13999)
• Add workers settings to configuration manual. (#14086)
• Correct the name of the config option encryption_enabled_by_default_for_room_type. (#14110)
• Update docstrings of SynapseError and FederationError to bettter describe what they are used for and the effects of using them are. (#14191)

Internal Changes

• Remove unused @lru_cache decorator. (#13595)
• Save login tokens in database and prevent login token reuse. (#13844)
• Refactor OIDC tests to better mimic an actual OIDC provider. (#13910)
• Fix type annotation causing import time error in the Complement forking launcher. (#14084)
• Refactor MSC3030 /timestamp_to_event endpoint to loop over federation destinations with standard pattern and error handling. (#14096)
• Add initial power level event to batch of bulk persisted events when creating a new room. (#14228)
• Refactor /key/ endpoints to use RestServlet classes. (#14229)
• Switch to using the matrix-org/backend-meta version of triage-incoming for new issues in CI. (#14230)
• Build wheels on macos 11, not 10.15. (#14249)
• Add debugging to help diagnose lost device list updates. (#14268)
• Add Rust cache to CI for trial runs. (#14287)
• Improve type hinting of RawHeaders. (#14303)
• Use Poetry 1.2.0 in the Twisted Trunk CI job. (#14305)