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  • v1.22.1
    b176f103 · Fix changelog ·
    Synapse 1.22.1 (2020-10-30)
    ===========================
    
    Bugfixes
    --------
    
    - Fix a bug where an appservice may not be forwarded events for a room it was recently invited to. Broke in v1.22.0. ([\#8676](https://github.com/matrix-org/synapse/issues/8676))
    - Fix `Object of type frozendict is not JSON serializable` exceptions when using third-party event rules. Broke in v1.22.0. ([\#8678](https://github.com/matrix-org/synapse/issues/8678))
    
  • v1.22.0
    fedfdfd7 · 1.22.0 ·
    Synapse 1.22.0 (2020-10-27)
    ===========================
    
    No significant changes.
    
    Synapse 1.22.0rc2 (2020-10-26)
    ==============================
    
    Bugfixes
    --------
    
    - Fix bugs where ephemeral events were not sent to appservices. Broke in v1.22.0rc1. ([\#8648](https://github.com/matrix-org/synapse/issues/8648), [\#8656](https://github.com/matrix-org/synapse/issues/8656))
    - Fix `user_daily_visits` table to not have duplicate rows per user/device due to multiple user agents. Broke in v1.22.0rc1. ([\#8654](https://github.com/matrix-org/synapse/issues/8654))
    
    Synapse 1.22.0rc1 (2020-10-22)
    ==============================
    
    Features
    --------
    
    - Add a configuration option for always using the "userinfo endpoint" for OpenID Connect. This fixes support for some identity providers, e.g. GitLab. Contributed by Benjamin Koch. ([\#7658](https://github.com/matrix-org/synapse/issues/7658))
    - Add ability for `ThirdPartyEventRules` modules to query and manipulate whether a room is in the public rooms directory. ([\#8292](https://github.com/matrix-org/synapse/issues/8292), [\#8467](https://github.com/matrix-org/synapse/issues/8467))
    - Add support for olm fallback keys ([MSC2732](https://github.com/matrix-org/matrix-doc/pull/2732)). ([\#8312](https://github.com/matrix-org/synapse/issues/8312), [\#8501](https://github.com/matrix-org/synapse/issues/8501))
    - Add support for running background tasks in a separate worker process. ([\#8369](https://github.com/matrix-org/synapse/issues/8369), [\#8458](https://github.com/matrix-org/synapse/issues/8458), [\#8489](https://github.com/matrix-org/synapse/issues/8489), [\#8513](https://github.com/matrix-org/synapse/issues/8513), [\#8544](https://github.com/matrix-org/synapse/issues/8544), [\#8599](https://github.com/matrix-org/synapse/issues/8599))
    - Add support for device dehydration ([MSC2697](https://github.com/matrix-org/matrix-doc/pull/2697)). ([\#8380](https://github.com/matrix-org/synapse/issues/8380))
    - Add support for [MSC2409](https://github.com/matrix-org/matrix-doc/pull/2409), which allows sending typing, read receipts, and presence events to appservices. ([\#8437](https://github.com/matrix-org/synapse/issues/8437), [\#8590](https://github.com/matrix-org/synapse/issues/8590))
    - Change default room version to "6", per [MSC2788](https://github.com/matrix-org/matrix-doc/pull/2788). ([\#8461](https://github.com/matrix-org/synapse/issues/8461))
    - Add the ability to send non-membership events into a room via the `ModuleApi`. ([\#8479](https://github.com/matrix-org/synapse/issues/8479))
    - Increase default upload size limit from 10M to 50M. Contributed by @Akkowicz. ([\#8502](https://github.com/matrix-org/synapse/issues/8502))
    - Add support for modifying event content in `ThirdPartyRules` modules. ([\#8535](https://github.com/matrix-org/synapse/issues/8535), [\#8564](https://github.com/matrix-org/synapse/issues/8564))
    
    Bugfixes
    --------
    
    - Fix a longstanding bug where invalid ignored users in account data could break clients. ([\#8454](https://github.com/matrix-org/synapse/issues/8454))
    - Fix a bug where backfilling a room with an event that was missing the `redacts` field would break. ([\#8457](https://github.com/matrix-org/synapse/issues/8457))
    - Don't attempt to respond to some requests if the client has already disconnected. ([\#8465](https://github.com/matrix-org/synapse/issues/8465))
    - Fix message duplication if something goes wrong after persisting the event. ([\#8476](https://github.com/matrix-org/synapse/issues/8476))
    - Fix incremental sync returning an incorrect `prev_batch` token in timeline section, which when used to paginate returned events that were included in the incremental sync. Broken since v0.16.0. ([\#8486](https://github.com/matrix-org/synapse/issues/8486))
    - Expose the `uk.half-shot.msc2778.login.application_service` to clients from the login API. This feature was added in v1.21.0, but was not exposed as a potential login flow. ([\#8504](https://github.com/matrix-org/synapse/issues/8504))
    - Fix error code for `/profile/{userId}/displayname` to be `M_BAD_JSON`. ([\#8517](https://github.com/matrix-org/synapse/issues/8517))
    - Fix a bug introduced in v1.7.0 that could cause Synapse to insert values from non-state `m.room.retention` events into the `room_retention` database table. ([\#8527](https://github.com/matrix-org/synapse/issues/8527))
    - Fix not sending events over federation when using sharded event writers. ([\#8536](https://github.com/matrix-org/synapse/issues/8536))
    - Fix a long standing bug where email notifications for encrypted messages were blank. ([\#8545](https://github.com/matrix-org/synapse/issues/8545))
    - Fix increase in the number of `There was no active span...` errors logged when using OpenTracing. ([\#8567](https://github.com/matrix-org/synapse/issues/8567))
    - Fix a bug that prevented errors encountered during execution of the `synapse_port_db` from being correctly printed. ([\#8585](https://github.com/matrix-org/synapse/issues/8585))
    - Fix appservice transactions to only include a maximum of 100 persistent and 100 ephemeral events. ([\#8606](https://github.com/matrix-org/synapse/issues/8606))
    
    Updates to the Docker image
    ---------------------------
    
    - Added multi-arch support (arm64,arm/v7) for the docker images. Contributed by @maquis196. ([\#7921](https://github.com/matrix-org/synapse/issues/7921))
    - Add support for passing commandline args to the synapse process. Contributed by @samuel-p. ([\#8390](https://github.com/matrix-org/synapse/issues/8390))
    
    Improved Documentation
    ----------------------
    
    - Update the directions for using the manhole with coroutines. ([\#8462](https://github.com/matrix-org/synapse/issues/8462))
    - Improve readme by adding new shield.io badges. ([\#8493](https://github.com/matrix-org/synapse/issues/8493))
    - Added note about docker in manhole.md regarding which ip address to bind to. Contributed by @Maquis196. ([\#8526](https://github.com/matrix-org/synapse/issues/8526))
    - Document the new behaviour of the `allowed_lifetime_min` and `allowed_lifetime_max` settings in the room retention configuration. ([\#8529](https://github.com/matrix-org/synapse/issues/8529))
    
    Deprecations and Removals
    -------------------------
    
    - Drop unused `device_max_stream_id` table. ([\#8589](https://github.com/matrix-org/synapse/issues/8589))
    
    Internal Changes
    ----------------
    
    - Check for unreachable code with mypy. ([\#8432](https://github.com/matrix-org/synapse/issues/8432))
    - Add unit test for event persister sharding. ([\#8433](https://github.com/matrix-org/synapse/issues/8433))
    - Allow events to be sent to clients sooner when using sharded event persisters. ([\#8439](https://github.com/matrix-org/synapse/issues/8439), [\#8488](https://github.com/matrix-org/synapse/issues/8488), [\#8496](https://github.com/matrix-org/synapse/issues/8496), [\#8499](https://github.com/matrix-org/synapse/issues/8499))
    - Configure `public_baseurl` when using demo scripts. ([\#8443](https://github.com/matrix-org/synapse/issues/8443))
    - Add SQL logging on queries that happen during startup. ([\#8448](https://github.com/matrix-org/synapse/issues/8448))
    - Speed up unit tests when using PostgreSQL. ([\#8450](https://github.com/matrix-org/synapse/issues/8450))
    - Remove redundant database loads of stream_ordering for events we already have. ([\#8452](https://github.com/matrix-org/synapse/issues/8452))
    - Reduce inconsistencies between codepaths for membership and non-membership events. ([\#8463](https://github.com/matrix-org/synapse/issues/8463))
    - Combine `SpamCheckerApi` with the more generic `ModuleApi`. ([\#8464](https://github.com/matrix-org/synapse/issues/8464))
    - Additional testing for `ThirdPartyEventRules`. ([\#8468](https://github.com/matrix-org/synapse/issues/8468))
    - Add `-d` option to `./scripts-dev/lint.sh` to lint files that have changed since the last git commit. ([\#8472](https://github.com/matrix-org/synapse/issues/8472))
    - Unblacklist some sytests. ([\#8474](https://github.com/matrix-org/synapse/issues/8474))
    - Include the log level in the phone home stats. ([\#8477](https://github.com/matrix-org/synapse/issues/8477))
    - Remove outdated sphinx documentation, scripts and configuration. ([\#8480](https://github.com/matrix-org/synapse/issues/8480))
    - Clarify error message when plugin config parsers raise an error. ([\#8492](https://github.com/matrix-org/synapse/issues/8492))
    - Remove the deprecated `Handlers` object. ([\#8494](https://github.com/matrix-org/synapse/issues/8494))
    - Fix a threadsafety bug in unit tests. ([\#8497](https://github.com/matrix-org/synapse/issues/8497))
    - Add user agent to user_daily_visits table. ([\#8503](https://github.com/matrix-org/synapse/issues/8503))
    - Add type hints to various parts of the code base. ([\#8407](https://github.com/matrix-org/synapse/issues/8407), [\#8505](https://github.com/matrix-org/synapse/issues/8505), [\#8507](https://github.com/matrix-org/synapse/issues/8507), [\#8547](https://github.com/matrix-org/synapse/issues/8547), [\#8562](https://github.com/matrix-org/synapse/issues/8562), [\#8609](https://github.com/matrix-org/synapse/issues/8609))
    - Remove unused code from the test framework. ([\#8514](https://github.com/matrix-org/synapse/issues/8514))
    - Apply some internal fixes to the `HomeServer` class to make its code more idiomatic and statically-verifiable. ([\#8515](https://github.com/matrix-org/synapse/issues/8515))
    - Factor out common code between `RoomMemberHandler._locally_reject_invite` and `EventCreationHandler.create_event`. ([\#8537](https://github.com/matrix-org/synapse/issues/8537))
    - Improve database performance by executing more queries without starting transactions. ([\#8542](https://github.com/matrix-org/synapse/issues/8542))
    - Rename `Cache` to `DeferredCache`, to better reflect its purpose. ([\#8548](https://github.com/matrix-org/synapse/issues/8548))
    - Move metric registration code down into `LruCache`. ([\#8561](https://github.com/matrix-org/synapse/issues/8561), [\#8591](https://github.com/matrix-org/synapse/issues/8591))
    - Replace `DeferredCache` with the lighter-weight `LruCache` where possible. ([\#8563](https://github.com/matrix-org/synapse/issues/8563))
    - Add virtualenv-generated folders to `.gitignore`. ([\#8566](https://github.com/matrix-org/synapse/issues/8566))
    - Add `get_immediate` method to `DeferredCache`. ([\#8568](https://github.com/matrix-org/synapse/issues/8568))
    - Fix mypy not properly checking across the codebase, additionally, fix a typing assertion error in `handlers/auth.py`. ([\#8569](https://github.com/matrix-org/synapse/issues/8569))
    - Fix `synmark` benchmark runner. ([\#8571](https://github.com/matrix-org/synapse/issues/8571))
    - Modify `DeferredCache.get()` to return `Deferred`s instead of `ObservableDeferred`s. ([\#8572](https://github.com/matrix-org/synapse/issues/8572))
    - Adjust a protocol-type definition to fit `sqlite3` assertions. ([\#8577](https://github.com/matrix-org/synapse/issues/8577))
    - Support macOS on the `synmark` benchmark runner. ([\#8578](https://github.com/matrix-org/synapse/issues/8578))
    - Update `mypy` static type checker to 0.790. ([\#8583](https://github.com/matrix-org/synapse/issues/8583), [\#8600](https://github.com/matrix-org/synapse/issues/8600))
    - Re-organize the structured logging code to separate the TCP transport handling from the JSON formatting. ([\#8587](https://github.com/matrix-org/synapse/issues/8587))
    - Remove extraneous unittest logging decorators from unit tests. ([\#8592](https://github.com/matrix-org/synapse/issues/8592))
    - Minor optimisations in caching code. ([\#8593](https://github.com/matrix-org/synapse/issues/8593), [\#8594](https://github.com/matrix-org/synapse/issues/8594))
    
    
  • v1.22.0rc2
    191f2e5d · Fixup changelog ·
    Synapse 1.22.0rc2 (2020-10-26)
    ==============================
    
    Bugfixes
    --------
    
    - Fix bugs where ephemeral events were not sent to appservices. Broke in v1.22.0rc1. ([\#8648](https://github.com/matrix-org/synapse/issues/8648), [\#8656](https://github.com/matrix-org/synapse/issues/8656))
    - Fix `user_daily_visits` table to not have duplicate rows per user/device due to multiple user agents. Broke in v1.22.0rc1. ([\#8654](https://github.com/matrix-org/synapse/issues/8654))
    
  • v1.22.0rc1
    50650481 · Fixup changelog even more ·
    Synapse 1.22.0rc1 (2020-10-22)
    ==============================
    
    Features
    --------
    
    - Add a configuration option for always using the "userinfo endpoint" for OpenID Connect. This fixes support for some identity providers, e.g. GitLab. Contributed by Benjamin Koch. ([\#7658](https://github.com/matrix-org/synapse/issues/7658))
    - Add ability for `ThirdPartyEventRules` modules to query and manipulate whether a room is in the public rooms directory. ([\#8292](https://github.com/matrix-org/synapse/issues/8292), [\#8467](https://github.com/matrix-org/synapse/issues/8467))
    - Add support for olm fallback keys ([MSC2732](https://github.com/matrix-org/matrix-doc/pull/2732)). ([\#8312](https://github.com/matrix-org/synapse/issues/8312), [\#8501](https://github.com/matrix-org/synapse/issues/8501))
    - Add support for running background tasks in a separate worker process. ([\#8369](https://github.com/matrix-org/synapse/issues/8369), [\#8458](https://github.com/matrix-org/synapse/issues/8458), [\#8489](https://github.com/matrix-org/synapse/issues/8489), [\#8513](https://github.com/matrix-org/synapse/issues/8513), [\#8544](https://github.com/matrix-org/synapse/issues/8544), [\#8599](https://github.com/matrix-org/synapse/issues/8599))
    - Add support for device dehydration ([MSC2697](https://github.com/matrix-org/matrix-doc/pull/2697)). ([\#8380](https://github.com/matrix-org/synapse/issues/8380))
    - Add support for [MSC2409](https://github.com/matrix-org/matrix-doc/pull/2409), which allows sending typing, read receipts, and presence events to appservices. ([\#8437](https://github.com/matrix-org/synapse/issues/8437), [\#8590](https://github.com/matrix-org/synapse/issues/8590))
    - Change default room version to "6", per [MSC2788](https://github.com/matrix-org/matrix-doc/pull/2788). ([\#8461](https://github.com/matrix-org/synapse/issues/8461))
    - Add the ability to send non-membership events into a room via the `ModuleApi`. ([\#8479](https://github.com/matrix-org/synapse/issues/8479))
    - Increase default upload size limit from 10M to 50M. Contributed by @Akkowicz. ([\#8502](https://github.com/matrix-org/synapse/issues/8502))
    - Add support for modifying event content in `ThirdPartyRules` modules. ([\#8535](https://github.com/matrix-org/synapse/issues/8535), [\#8564](https://github.com/matrix-org/synapse/issues/8564))
    
    Bugfixes
    --------
    
    - Fix a longstanding bug where invalid ignored users in account data could break clients. ([\#8454](https://github.com/matrix-org/synapse/issues/8454))
    - Fix a bug where backfilling a room with an event that was missing the `redacts` field would break. ([\#8457](https://github.com/matrix-org/synapse/issues/8457))
    - Don't attempt to respond to some requests if the client has already disconnected. ([\#8465](https://github.com/matrix-org/synapse/issues/8465))
    - Fix message duplication if something goes wrong after persisting the event. ([\#8476](https://github.com/matrix-org/synapse/issues/8476))
    - Fix incremental sync returning an incorrect `prev_batch` token in timeline section, which when used to paginate returned events that were included in the incremental sync. Broken since v0.16.0. ([\#8486](https://github.com/matrix-org/synapse/issues/8486))
    - Expose the `uk.half-shot.msc2778.login.application_service` to clients from the login API. This feature was added in v1.21.0, but was not exposed as a potential login flow. ([\#8504](https://github.com/matrix-org/synapse/issues/8504))
    - Fix error code for `/profile/{userId}/displayname` to be `M_BAD_JSON`. ([\#8517](https://github.com/matrix-org/synapse/issues/8517))
    - Fix a bug introduced in v1.7.0 that could cause Synapse to insert values from non-state `m.room.retention` events into the `room_retention` database table. ([\#8527](https://github.com/matrix-org/synapse/issues/8527))
    - Fix not sending events over federation when using sharded event writers. ([\#8536](https://github.com/matrix-org/synapse/issues/8536))
    - Fix a long standing bug where email notifications for encrypted messages were blank. ([\#8545](https://github.com/matrix-org/synapse/issues/8545))
    - Fix increase in the number of `There was no active span...` errors logged when using OpenTracing. ([\#8567](https://github.com/matrix-org/synapse/issues/8567))
    - Fix a bug that prevented errors encountered during execution of the `synapse_port_db` from being correctly printed. ([\#8585](https://github.com/matrix-org/synapse/issues/8585))
    - Fix appservice transactions to only include a maximum of 100 persistent and 100 ephemeral events. ([\#8606](https://github.com/matrix-org/synapse/issues/8606))
    
    Updates to the Docker image
    ---------------------------
    
    - Added multi-arch support (arm64,arm/v7) for the docker images. Contributed by @maquis196. ([\#7921](https://github.com/matrix-org/synapse/issues/7921))
    - Add support for passing commandline args to the synapse process. Contributed by @samuel-p. ([\#8390](https://github.com/matrix-org/synapse/issues/8390))
    
    Improved Documentation
    ----------------------
    
    - Update the directions for using the manhole with coroutines. ([\#8462](https://github.com/matrix-org/synapse/issues/8462))
    - Improve readme by adding new shield.io badges. ([\#8493](https://github.com/matrix-org/synapse/issues/8493))
    - Added note about docker in manhole.md regarding which ip address to bind to. Contributed by @Maquis196. ([\#8526](https://github.com/matrix-org/synapse/issues/8526))
    - Document the new behaviour of the `allowed_lifetime_min` and `allowed_lifetime_max` settings in the room retention configuration. ([\#8529](https://github.com/matrix-org/synapse/issues/8529))
    
    Deprecations and Removals
    -------------------------
    
    - Drop unused `device_max_stream_id` table. ([\#8589](https://github.com/matrix-org/synapse/issues/8589))
    
    Internal Changes
    ----------------
    
    - Check for unreachable code with mypy. ([\#8432](https://github.com/matrix-org/synapse/issues/8432))
    - Add unit test for event persister sharding. ([\#8433](https://github.com/matrix-org/synapse/issues/8433))
    - Allow events to be sent to clients sooner when using sharded event persisters. ([\#8439](https://github.com/matrix-org/synapse/issues/8439), [\#8488](https://github.com/matrix-org/synapse/issues/8488), [\#8496](https://github.com/matrix-org/synapse/issues/8496), [\#8499](https://github.com/matrix-org/synapse/issues/8499))
    - Configure `public_baseurl` when using demo scripts. ([\#8443](https://github.com/matrix-org/synapse/issues/8443))
    - Add SQL logging on queries that happen during startup. ([\#8448](https://github.com/matrix-org/synapse/issues/8448))
    - Speed up unit tests when using PostgreSQL. ([\#8450](https://github.com/matrix-org/synapse/issues/8450))
    - Remove redundant database loads of stream_ordering for events we already have. ([\#8452](https://github.com/matrix-org/synapse/issues/8452))
    - Reduce inconsistencies between codepaths for membership and non-membership events. ([\#8463](https://github.com/matrix-org/synapse/issues/8463))
    - Combine `SpamCheckerApi` with the more generic `ModuleApi`. ([\#8464](https://github.com/matrix-org/synapse/issues/8464))
    - Additional testing for `ThirdPartyEventRules`. ([\#8468](https://github.com/matrix-org/synapse/issues/8468))
    - Add `-d` option to `./scripts-dev/lint.sh` to lint files that have changed since the last git commit. ([\#8472](https://github.com/matrix-org/synapse/issues/8472))
    - Unblacklist some sytests. ([\#8474](https://github.com/matrix-org/synapse/issues/8474))
    - Include the log level in the phone home stats. ([\#8477](https://github.com/matrix-org/synapse/issues/8477))
    - Remove outdated sphinx documentation, scripts and configuration. ([\#8480](https://github.com/matrix-org/synapse/issues/8480))
    - Clarify error message when plugin config parsers raise an error. ([\#8492](https://github.com/matrix-org/synapse/issues/8492))
    - Remove the deprecated `Handlers` object. ([\#8494](https://github.com/matrix-org/synapse/issues/8494))
    - Fix a threadsafety bug in unit tests. ([\#8497](https://github.com/matrix-org/synapse/issues/8497))
    - Add user agent to user_daily_visits table. ([\#8503](https://github.com/matrix-org/synapse/issues/8503))
    - Add type hints to various parts of the code base. ([\#8407](https://github.com/matrix-org/synapse/issues/8407), [\#8505](https://github.com/matrix-org/synapse/issues/8505), [\#8507](https://github.com/matrix-org/synapse/issues/8507), [\#8547](https://github.com/matrix-org/synapse/issues/8547), [\#8562](https://github.com/matrix-org/synapse/issues/8562), [\#8609](https://github.com/matrix-org/synapse/issues/8609))
    - Remove unused code from the test framework. ([\#8514](https://github.com/matrix-org/synapse/issues/8514))
    - Apply some internal fixes to the `HomeServer` class to make its code more idiomatic and statically-verifiable. ([\#8515](https://github.com/matrix-org/synapse/issues/8515))
    - Factor out common code between `RoomMemberHandler._locally_reject_invite` and `EventCreationHandler.create_event`. ([\#8537](https://github.com/matrix-org/synapse/issues/8537))
    - Improve database performance by executing more queries without starting transactions. ([\#8542](https://github.com/matrix-org/synapse/issues/8542))
    - Rename `Cache` to `DeferredCache`, to better reflect its purpose. ([\#8548](https://github.com/matrix-org/synapse/issues/8548))
    - Move metric registration code down into `LruCache`. ([\#8561](https://github.com/matrix-org/synapse/issues/8561), [\#8591](https://github.com/matrix-org/synapse/issues/8591))
    - Replace `DeferredCache` with the lighter-weight `LruCache` where possible. ([\#8563](https://github.com/matrix-org/synapse/issues/8563))
    - Add virtualenv-generated folders to `.gitignore`. ([\#8566](https://github.com/matrix-org/synapse/issues/8566))
    - Add `get_immediate` method to `DeferredCache`. ([\#8568](https://github.com/matrix-org/synapse/issues/8568))
    - Fix mypy not properly checking across the codebase, additionally, fix a typing assertion error in `handlers/auth.py`. ([\#8569](https://github.com/matrix-org/synapse/issues/8569))
    - Fix `synmark` benchmark runner. ([\#8571](https://github.com/matrix-org/synapse/issues/8571))
    - Modify `DeferredCache.get()` to return `Deferred`s instead of `ObservableDeferred`s. ([\#8572](https://github.com/matrix-org/synapse/issues/8572))
    - Adjust a protocol-type definition to fit `sqlite3` assertions. ([\#8577](https://github.com/matrix-org/synapse/issues/8577))
    - Support macOS on the `synmark` benchmark runner. ([\#8578](https://github.com/matrix-org/synapse/issues/8578))
    - Update `mypy` static type checker to 0.790. ([\#8583](https://github.com/matrix-org/synapse/issues/8583), [\#8600](https://github.com/matrix-org/synapse/issues/8600))
    - Re-organize the structured logging code to separate the TCP transport handling from the JSON formatting. ([\#8587](https://github.com/matrix-org/synapse/issues/8587))
    - Remove extraneous unittest logging decorators from unit tests. ([\#8592](https://github.com/matrix-org/synapse/issues/8592))
    - Minor optimisations in caching code. ([\#8593](https://github.com/matrix-org/synapse/issues/8593), [\#8594](https://github.com/matrix-org/synapse/issues/8594))
    
    
  • v1.21.2
    9b8a53c7 · Additional tweaks. ·
    Synapse 1.21.2 (2020-10-15)
    ===========================
    
    Debian packages and Docker images have been rebuilt using the latest versions of dependency libraries, including authlib 0.15.1. Please see bugfixes below.
    
    Security advisory
    -----------------
    
    * HTML pages served via Synapse were vulnerable to cross-site scripting (XSS)
      attacks. All server administrators are encouraged to upgrade.
      ([\#8444](https://github.com/matrix-org/synapse/pull/8444))
      ([CVE-2020-26891](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26891))
    
      This fix was originally included in v1.21.0 but was missing a security advisory.
    
      This was reported by [Denis Kasak](https://github.com/dkasak).
    
    Bugfixes
    --------
    
    - Fix rare bug where sending an event would fail due to a racey assertion. ([\#8530](https://github.com/matrix-org/synapse/issues/8530))
    - An updated version of the authlib dependency is included in the Docker and Debian images to fix an issue using OpenID Connect. See [\#8534](https://github.com/matrix-org/synapse/issues/8534) for details.
    
  • v1.21.1
    58e583ea · 1.21.1 ·
    Synapse 1.21.1 (2020-10-13)
    ===========================
    
    This release fixes a regression in v1.21.0 that prevented debian
    packages from being built.
    It is otherwise identical to v1.21.0.
    
  • v1.21.0
    Synapse 1.21.0 (2020-10-12)
    ===========================
    
    No significant changes since v1.21.0rc3.
    
    As [noted in
    v1.20.0](https://github.com/matrix-org/synapse/blob/release-v1.21.0/CHANGES.md#synapse-1200-2020-09-22),
    a future release will drop support for accessing Synapse's
    [Admin API](https://github.com/matrix-org/synapse/tree/master/docs/admin_api) under the
    `/_matrix/client/*` endpoint prefixes. At that point, the Admin API will only
    be accessible under `/_synapse/admin`.
    
    Synapse 1.21.0rc3 (2020-10-08)
    ==============================
    
    Bugfixes
    --------
    
    - Fix duplication of events on high traffic servers, caused by PostgreSQL `could not serialize access due to concurrent update` errors. ([\#8456](https://github.com/matrix-org/synapse/issues/8456))
    
    Internal Changes
    ----------------
    
    - Add Groovy Gorilla to the list of distributions we build `.deb`s for. ([\#8475](https://github.com/matrix-org/synapse/issues/8475))
    
    Synapse 1.21.0rc2 (2020-10-02)
    ==============================
    
    Features
    --------
    
    - Convert additional templates from inline HTML to Jinja2 templates. ([\#8444](https://github.com/matrix-org/synapse/issues/8444))
    
    Bugfixes
    --------
    
    - Fix a regression in v1.21.0rc1 which broke thumbnails of remote media. ([\#8438](https://github.com/matrix-org/synapse/issues/8438))
    - Do not expose the experimental `uk.half-shot.msc2778.login.application_service` flow in the login API, which caused a compatibility problem with Element iOS. ([\#8440](https://github.com/matrix-org/synapse/issues/8440))
    - Fix malformed log line in new federation "catch up" logic. ([\#8442](https://github.com/matrix-org/synapse/issues/8442))
    - Fix DB query on startup for negative streams which caused long start up times. Introduced in [\#8374](https://github.com/matrix-org/synapse/issues/8374). ([\#8447](https://github.com/matrix-org/synapse/issues/8447))
    
    Synapse 1.21.0rc1 (2020-10-01)
    ==============================
    
    Features
    --------
    
    - Require the user to confirm that their password should be reset after clicking the email confirmation link. ([\#8004](https://github.com/matrix-org/synapse/issues/8004))
    - Add an admin API `GET /_synapse/admin/v1/event_reports` to read entries of table `event_reports`. Contributed by @dklimpel. ([\#8217](https://github.com/matrix-org/synapse/issues/8217))
    - Consolidate the SSO error template across all configuration. ([\#8248](https://github.com/matrix-org/synapse/issues/8248), [\#8405](https://github.com/matrix-org/synapse/issues/8405))
    - Add a configuration option to specify a whitelist of domains that a user can be redirected to after validating their email or phone number. ([\#8275](https://github.com/matrix-org/synapse/issues/8275), [\#8417](https://github.com/matrix-org/synapse/issues/8417))
    - Add experimental support for sharding event persister. ([\#8294](https://github.com/matrix-org/synapse/issues/8294), [\#8387](https://github.com/matrix-org/synapse/issues/8387), [\#8396](https://github.com/matrix-org/synapse/issues/8396), [\#8419](https://github.com/matrix-org/synapse/issues/8419))
    - Add the room topic and avatar to the room details admin API. ([\#8305](https://github.com/matrix-org/synapse/issues/8305))
    - Add an admin API for querying rooms where a user is a member. Contributed by @dklimpel. ([\#8306](https://github.com/matrix-org/synapse/issues/8306))
    - Add `uk.half-shot.msc2778.login.application_service` login type to allow appservices to login. ([\#8320](https://github.com/matrix-org/synapse/issues/8320))
    - Add a configuration option that allows existing users to log in with OpenID Connect. Contributed by @BBBSnowball and @OmmyZhang. ([\#8345](https://github.com/matrix-org/synapse/issues/8345))
    - Add prometheus metrics for replication requests. ([\#8406](https://github.com/matrix-org/synapse/issues/8406))
    - Support passing additional single sign-on parameters to the client. ([\#8413](https://github.com/matrix-org/synapse/issues/8413))
    - Add experimental reporting of metrics on expensive rooms for state-resolution. ([\#8420](https://github.com/matrix-org/synapse/issues/8420))
    - Add experimental prometheus metric to track numbers of "large" rooms for state resolutiom. ([\#8425](https://github.com/matrix-org/synapse/issues/8425))
    - Add prometheus metrics to track federation delays. ([\#8430](https://github.com/matrix-org/synapse/issues/8430))
    
    Bugfixes
    --------
    
    - Fix a bug in the media repository where remote thumbnails with the same size but different crop methods would overwrite each other. Contributed by @deepbluev7. ([\#7124](https://github.com/matrix-org/synapse/issues/7124))
    - Fix inconsistent handling of non-existent push rules, and stop tracking the `enabled` state of removed push rules. ([\#7796](https://github.com/matrix-org/synapse/issues/7796))
    - Fix a longstanding bug when storing a media file with an empty `upload_name`. ([\#7905](https://github.com/matrix-org/synapse/issues/7905))
    - Fix messages not being sent over federation until an event is sent into the same room. ([\#8230](https://github.com/matrix-org/synapse/issues/8230), [\#8247](https://github.com/matrix-org/synapse/issues/8247), [\#8258](https://github.com/matrix-org/synapse/issues/8258), [\#8272](https://github.com/matrix-org/synapse/issues/8272), [\#8322](https://github.com/matrix-org/synapse/issues/8322))
    - Fix a longstanding bug where files that could not be thumbnailed would result in an Internal Server Error. ([\#8236](https://github.com/matrix-org/synapse/issues/8236), [\#8435](https://github.com/matrix-org/synapse/issues/8435))
    - Upgrade minimum version of `canonicaljson` to version 1.4.0, to fix an unicode encoding issue. ([\#8262](https://github.com/matrix-org/synapse/issues/8262))
    - Fix longstanding bug which could lead to incomplete database upgrades on SQLite. ([\#8265](https://github.com/matrix-org/synapse/issues/8265))
    - Fix stack overflow when stderr is redirected to the logging system, and the logging system encounters an error. ([\#8268](https://github.com/matrix-org/synapse/issues/8268))
    - Fix a bug which cause the logging system to report errors, if `DEBUG` was enabled and no `context` filter was applied. ([\#8278](https://github.com/matrix-org/synapse/issues/8278))
    - Fix edge case where push could get delayed for a user until a later event was pushed. ([\#8287](https://github.com/matrix-org/synapse/issues/8287))
    - Fix fetching malformed events from remote servers. ([\#8324](https://github.com/matrix-org/synapse/issues/8324))
    - Fix `UnboundLocalError` from occuring when appservices send a malformed register request. ([\#8329](https://github.com/matrix-org/synapse/issues/8329))
    - Don't send push notifications to expired user accounts. ([\#8353](https://github.com/matrix-org/synapse/issues/8353))
    - Fix a regression in v1.19.0 with reactivating users through the admin API. ([\#8362](https://github.com/matrix-org/synapse/issues/8362))
    - Fix a bug where during device registration the length of the device name wasn't limited. ([\#8364](https://github.com/matrix-org/synapse/issues/8364))
    - Include `guest_access` in the fields that are checked for null bytes when updating `room_stats_state`. Broke in v1.7.2. ([\#8373](https://github.com/matrix-org/synapse/issues/8373))
    - Fix theoretical race condition where events are not sent down `/sync` if the synchrotron worker is restarted without restarting other workers. ([\#8374](https://github.com/matrix-org/synapse/issues/8374))
    - Fix a bug which could cause errors in rooms with malformed membership events, on servers using sqlite. ([\#8385](https://github.com/matrix-org/synapse/issues/8385))
    - Fix "Re-starting finished log context" warning when receiving an event we already had over federation. ([\#8398](https://github.com/matrix-org/synapse/issues/8398))
    - Fix incorrect handling of timeouts on outgoing HTTP requests. ([\#8400](https://github.com/matrix-org/synapse/issues/8400))
    - Fix a regression in v1.20.0 in the `synapse_port_db` script regarding the `ui_auth_sessions_ips` table. ([\#8410](https://github.com/matrix-org/synapse/issues/8410))
    - Remove unnecessary 3PID registration check when resetting password via an email address. Bug introduced in v0.34.0rc2. ([\#8414](https://github.com/matrix-org/synapse/issues/8414))
    
    Improved Documentation
    ----------------------
    
    - Add `/_synapse/client` to the reverse proxy documentation. ([\#8227](https://github.com/matrix-org/synapse/issues/8227))
    - Add note to the reverse proxy settings documentation about disabling Apache's mod_security2. Contributed by Julian Fietkau (@jfietkau). ([\#8375](https://github.com/matrix-org/synapse/issues/8375))
    - Improve description of `server_name` config option in `homserver.yaml`. ([\#8415](https://github.com/matrix-org/synapse/issues/8415))
    
    Deprecations and Removals
    -------------------------
    
    - Drop support for `prometheus_client` older than 0.4.0. ([\#8426](https://github.com/matrix-org/synapse/issues/8426))
    
    Internal Changes
    ----------------
    
    - Fix tests on distros which disable TLSv1.0. Contributed by @danc86. ([\#8208](https://github.com/matrix-org/synapse/issues/8208))
    - Simplify the distributor code to avoid unnecessary work. ([\#8216](https://github.com/matrix-org/synapse/issues/8216))
    - Remove the `populate_stats_process_rooms_2` background job and restore functionality to `populate_stats_process_rooms`. ([\#8243](https://github.com/matrix-org/synapse/issues/8243))
    - Clean up type hints for `PaginationConfig`. ([\#8250](https://github.com/matrix-org/synapse/issues/8250), [\#8282](https://github.com/matrix-org/synapse/issues/8282))
    - Track the latest event for every destination and room for catch-up after federation outage. ([\#8256](https://github.com/matrix-org/synapse/issues/8256))
    - Fix non-user visible bug in implementation of `MultiWriterIdGenerator.get_current_token_for_writer`. ([\#8257](https://github.com/matrix-org/synapse/issues/8257))
    - Switch to the JSON implementation from the standard library. ([\#8259](https://github.com/matrix-org/synapse/issues/8259))
    - Add type hints to `synapse.util.async_helpers`. ([\#8260](https://github.com/matrix-org/synapse/issues/8260))
    - Simplify tests that mock asynchronous functions. ([\#8261](https://github.com/matrix-org/synapse/issues/8261))
    - Add type hints to `StreamToken` and `RoomStreamToken` classes. ([\#8279](https://github.com/matrix-org/synapse/issues/8279))
    - Change `StreamToken.room_key` to be a `RoomStreamToken` instance. ([\#8281](https://github.com/matrix-org/synapse/issues/8281))
    - Refactor notifier code to correctly use the max event stream position. ([\#8288](https://github.com/matrix-org/synapse/issues/8288))
    - Use slotted classes where possible. ([\#8296](https://github.com/matrix-org/synapse/issues/8296))
    - Support testing the local Synapse checkout against the [Complement homeserver test suite](https://github.com/matrix-org/complement/). ([\#8317](https://github.com/matrix-org/synapse/issues/8317))
    - Update outdated usages of `metaclass` to python 3 syntax. ([\#8326](https://github.com/matrix-org/synapse/issues/8326))
    - Move lint-related dependencies to package-extra field, update CONTRIBUTING.md to utilise this. ([\#8330](https://github.com/matrix-org/synapse/issues/8330), [\#8377](https://github.com/matrix-org/synapse/issues/8377))
    - Use the `admin_patterns` helper in additional locations. ([\#8331](https://github.com/matrix-org/synapse/issues/8331))
    - Fix test logging to allow braces in log output. ([\#8335](https://github.com/matrix-org/synapse/issues/8335))
    - Remove `__future__` imports related to Python 2 compatibility. ([\#8337](https://github.com/matrix-org/synapse/issues/8337))
    - Simplify `super()` calls to Python 3 syntax. ([\#8344](https://github.com/matrix-org/synapse/issues/8344))
    - Fix bad merge from `release-v1.20.0` branch to `develop`. ([\#8354](https://github.com/matrix-org/synapse/issues/8354))
    - Factor out a `_send_dummy_event_for_room` method. ([\#8370](https://github.com/matrix-org/synapse/issues/8370))
    - Improve logging of state resolution. ([\#8371](https://github.com/matrix-org/synapse/issues/8371))
    - Add type annotations to `SimpleHttpClient`. ([\#8372](https://github.com/matrix-org/synapse/issues/8372))
    - Refactor ID generators to use `async with` syntax. ([\#8383](https://github.com/matrix-org/synapse/issues/8383))
    - Add `EventStreamPosition` type. ([\#8388](https://github.com/matrix-org/synapse/issues/8388))
    - Create a mechanism for marking tests "logcontext clean". ([\#8399](https://github.com/matrix-org/synapse/issues/8399))
    - A pair of tiny cleanups in the federation request code. ([\#8401](https://github.com/matrix-org/synapse/issues/8401))
    - Add checks on startup that PostgreSQL sequences are consistent with their associated tables. ([\#8402](https://github.com/matrix-org/synapse/issues/8402))
    - Do not include appservice users when calculating the total MAU for a server. ([\#8404](https://github.com/matrix-org/synapse/issues/8404))
    - Typing fixes for `synapse.handlers.federation`. ([\#8422](https://github.com/matrix-org/synapse/issues/8422))
    - Various refactors to simplify stream token handling. ([\#8423](https://github.com/matrix-org/synapse/issues/8423))
    - Make stream token serializing/deserializing async. ([\#8427](https://github.com/matrix-org/synapse/issues/8427))
    
    
  • v1.21.0rc3
    b9c253a7 · Update change log ·
    Synapse 1.21.0rc3 (2020-10-08)
    ==============================
    
    Bugfixes
    --------
    
    - Fix duplication of events on high traffic servers, caused by PostgreSQL `could not serialize access due to concurrent update` errors. ([\#8456](https://github.com/matrix-org/synapse/issues/8456))
    
    Internal Changes
    ----------------
    
    - Add Groovy Gorilla to the list of distributions we build `.deb`s for. ([\#8475](https://github.com/matrix-org/synapse/issues/8475))
    
  • v1.21.0rc2
    9de6e9e2 · move #8444 to 'feature' ·
    Synapse 1.21.0rc2 (2020-10-02)
    ==============================
    
    Features
    --------
    
    - Convert additional templates from inline HTML to Jinja2 templates. ([\#8444](https://github.com/matrix-org/synapse/issues/8444))
    
    Bugfixes
    --------
    
    - Fix a regression in v1.21.0rc1 which broke thumbnails of remote media. ([\#8438](https://github.com/matrix-org/synapse/issues/8438))
    - Do not expose the experimental `uk.half-shot.msc2778.login.application_service` flow in the login API, which caused a compatibility problem with Element iOS. ([\#8440](https://github.com/matrix-org/synapse/issues/8440))
    - Fix malformed log line in new federation "catch up" logic. ([\#8442](https://github.com/matrix-org/synapse/issues/8442))
    - Fix DB query on startup for negative streams which caused long start up times. Introduced in [\#8374](https://github.com/matrix-org/synapse/issues/8374). ([\#8447](https://github.com/matrix-org/synapse/issues/8447))
    
  • v1.21.0rc1
    2eb947e0 · update changelog ·
    Synapse 1.21.0rc1 (2020-10-01)
    ==============================
    
    Features
    --------
    
    - Require the user to confirm that their password should be reset after clicking the email confirmation link. ([\#8004](https://github.com/matrix-org/synapse/issues/8004))
    - Add an admin API `GET /_synapse/admin/v1/event_reports` to read entries of table `event_reports`. Contributed by @dklimpel. ([\#8217](https://github.com/matrix-org/synapse/issues/8217))
    - Consolidate the SSO error template across all configuration. ([\#8248](https://github.com/matrix-org/synapse/issues/8248), [\#8405](https://github.com/matrix-org/synapse/issues/8405))
    - Add a configuration option to specify a whitelist of domains that a user can be redirected to after validating their email or phone number. ([\#8275](https://github.com/matrix-org/synapse/issues/8275), [\#8417](https://github.com/matrix-org/synapse/issues/8417))
    - Add experimental support for sharding event persister. ([\#8294](https://github.com/matrix-org/synapse/issues/8294), [\#8387](https://github.com/matrix-org/synapse/issues/8387), [\#8396](https://github.com/matrix-org/synapse/issues/8396), [\#8419](https://github.com/matrix-org/synapse/issues/8419))
    - Add the room topic and avatar to the room details admin API. ([\#8305](https://github.com/matrix-org/synapse/issues/8305))
    - Add an admin API for querying rooms where a user is a member. Contributed by @dklimpel. ([\#8306](https://github.com/matrix-org/synapse/issues/8306))
    - Add `uk.half-shot.msc2778.login.application_service` login type to allow appservices to login. ([\#8320](https://github.com/matrix-org/synapse/issues/8320))
    - Add a configuration option that allows existing users to log in with OpenID Connect. Contributed by @BBBSnowball and @OmmyZhang. ([\#8345](https://github.com/matrix-org/synapse/issues/8345))
    - Add prometheus metrics for replication requests. ([\#8406](https://github.com/matrix-org/synapse/issues/8406))
    - Support passing additional single sign-on parameters to the client. ([\#8413](https://github.com/matrix-org/synapse/issues/8413))
    - Add experimental reporting of metrics on expensive rooms for state-resolution. ([\#8420](https://github.com/matrix-org/synapse/issues/8420))
    - Add experimental prometheus metric to track numbers of "large" rooms for state resolutiom. ([\#8425](https://github.com/matrix-org/synapse/issues/8425))
    - Add prometheus metrics to track federation delays. ([\#8430](https://github.com/matrix-org/synapse/issues/8430))
    
    Bugfixes
    --------
    
    - Fix a bug in the media repository where remote thumbnails with the same size but different crop methods would overwrite each other. Contributed by @deepbluev7. ([\#7124](https://github.com/matrix-org/synapse/issues/7124))
    - Fix inconsistent handling of non-existent push rules, and stop tracking the `enabled` state of removed push rules. ([\#7796](https://github.com/matrix-org/synapse/issues/7796))
    - Fix a longstanding bug when storing a media file with an empty `upload_name`. ([\#7905](https://github.com/matrix-org/synapse/issues/7905))
    - Fix messages not being sent over federation until an event is sent into the same room. ([\#8230](https://github.com/matrix-org/synapse/issues/8230), [\#8247](https://github.com/matrix-org/synapse/issues/8247), [\#8258](https://github.com/matrix-org/synapse/issues/8258), [\#8272](https://github.com/matrix-org/synapse/issues/8272), [\#8322](https://github.com/matrix-org/synapse/issues/8322))
    - Fix a longstanding bug where files that could not be thumbnailed would result in an Internal Server Error. ([\#8236](https://github.com/matrix-org/synapse/issues/8236), [\#8435](https://github.com/matrix-org/synapse/issues/8435))
    - Upgrade minimum version of `canonicaljson` to version 1.4.0, to fix an unicode encoding issue. ([\#8262](https://github.com/matrix-org/synapse/issues/8262))
    - Fix longstanding bug which could lead to incomplete database upgrades on SQLite. ([\#8265](https://github.com/matrix-org/synapse/issues/8265))
    - Fix stack overflow when stderr is redirected to the logging system, and the logging system encounters an error. ([\#8268](https://github.com/matrix-org/synapse/issues/8268))
    - Fix a bug which cause the logging system to report errors, if `DEBUG` was enabled and no `context` filter was applied. ([\#8278](https://github.com/matrix-org/synapse/issues/8278))
    - Fix edge case where push could get delayed for a user until a later event was pushed. ([\#8287](https://github.com/matrix-org/synapse/issues/8287))
    - Fix fetching malformed events from remote servers. ([\#8324](https://github.com/matrix-org/synapse/issues/8324))
    - Fix `UnboundLocalError` from occuring when appservices send a malformed register request. ([\#8329](https://github.com/matrix-org/synapse/issues/8329))
    - Don't send push notifications to expired user accounts. ([\#8353](https://github.com/matrix-org/synapse/issues/8353))
    - Fix a regression in v1.19.0 with reactivating users through the admin API. ([\#8362](https://github.com/matrix-org/synapse/issues/8362))
    - Fix a bug where during device registration the length of the device name wasn't limited. ([\#8364](https://github.com/matrix-org/synapse/issues/8364))
    - Include `guest_access` in the fields that are checked for null bytes when updating `room_stats_state`. Broke in v1.7.2. ([\#8373](https://github.com/matrix-org/synapse/issues/8373))
    - Fix theoretical race condition where events are not sent down `/sync` if the synchrotron worker is restarted without restarting other workers. ([\#8374](https://github.com/matrix-org/synapse/issues/8374))
    - Fix a bug which could cause errors in rooms with malformed membership events, on servers using sqlite. ([\#8385](https://github.com/matrix-org/synapse/issues/8385))
    - Fix "Re-starting finished log context" warning when receiving an event we already had over federation. ([\#8398](https://github.com/matrix-org/synapse/issues/8398))
    - Fix incorrect handling of timeouts on outgoing HTTP requests. ([\#8400](https://github.com/matrix-org/synapse/issues/8400))
    - Fix a regression in v1.20.0 in the `synapse_port_db` script regarding the `ui_auth_sessions_ips` table. ([\#8410](https://github.com/matrix-org/synapse/issues/8410))
    - Remove unnecessary 3PID registration check when resetting password via an email address. Bug introduced in v0.34.0rc2. ([\#8414](https://github.com/matrix-org/synapse/issues/8414))
    
    Improved Documentation
    ----------------------
    
    - Add `/_synapse/client` to the reverse proxy documentation. ([\#8227](https://github.com/matrix-org/synapse/issues/8227))
    - Add note to the reverse proxy settings documentation about disabling Apache's mod_security2. Contributed by Julian Fietkau (@jfietkau). ([\#8375](https://github.com/matrix-org/synapse/issues/8375))
    - Improve description of `server_name` config option in `homserver.yaml`. ([\#8415](https://github.com/matrix-org/synapse/issues/8415))
    
    Deprecations and Removals
    -------------------------
    
    - Drop support for `prometheus_client` older than 0.4.0. ([\#8426](https://github.com/matrix-org/synapse/issues/8426))
    
    Internal Changes
    ----------------
    
    - Fix tests on distros which disable TLSv1.0. Contributed by @danc86. ([\#8208](https://github.com/matrix-org/synapse/issues/8208))
    - Simplify the distributor code to avoid unnecessary work. ([\#8216](https://github.com/matrix-org/synapse/issues/8216))
    - Remove the `populate_stats_process_rooms_2` background job and restore functionality to `populate_stats_process_rooms`. ([\#8243](https://github.com/matrix-org/synapse/issues/8243))
    - Clean up type hints for `PaginationConfig`. ([\#8250](https://github.com/matrix-org/synapse/issues/8250), [\#8282](https://github.com/matrix-org/synapse/issues/8282))
    - Track the latest event for every destination and room for catch-up after federation outage. ([\#8256](https://github.com/matrix-org/synapse/issues/8256))
    - Fix non-user visible bug in implementation of `MultiWriterIdGenerator.get_current_token_for_writer`. ([\#8257](https://github.com/matrix-org/synapse/issues/8257))
    - Switch to the JSON implementation from the standard library. ([\#8259](https://github.com/matrix-org/synapse/issues/8259))
    - Add type hints to `synapse.util.async_helpers`. ([\#8260](https://github.com/matrix-org/synapse/issues/8260))
    - Simplify tests that mock asynchronous functions. ([\#8261](https://github.com/matrix-org/synapse/issues/8261))
    - Add type hints to `StreamToken` and `RoomStreamToken` classes. ([\#8279](https://github.com/matrix-org/synapse/issues/8279))
    - Change `StreamToken.room_key` to be a `RoomStreamToken` instance. ([\#8281](https://github.com/matrix-org/synapse/issues/8281))
    - Refactor notifier code to correctly use the max event stream position. ([\#8288](https://github.com/matrix-org/synapse/issues/8288))
    - Use slotted classes where possible. ([\#8296](https://github.com/matrix-org/synapse/issues/8296))
    - Support testing the local Synapse checkout against the [Complement homeserver test suite](https://github.com/matrix-org/complement/). ([\#8317](https://github.com/matrix-org/synapse/issues/8317))
    - Update outdated usages of `metaclass` to python 3 syntax. ([\#8326](https://github.com/matrix-org/synapse/issues/8326))
    - Move lint-related dependencies to package-extra field, update CONTRIBUTING.md to utilise this. ([\#8330](https://github.com/matrix-org/synapse/issues/8330), [\#8377](https://github.com/matrix-org/synapse/issues/8377))
    - Use the `admin_patterns` helper in additional locations. ([\#8331](https://github.com/matrix-org/synapse/issues/8331))
    - Fix test logging to allow braces in log output. ([\#8335](https://github.com/matrix-org/synapse/issues/8335))
    - Remove `__future__` imports related to Python 2 compatibility. ([\#8337](https://github.com/matrix-org/synapse/issues/8337))
    - Simplify `super()` calls to Python 3 syntax. ([\#8344](https://github.com/matrix-org/synapse/issues/8344))
    - Fix bad merge from `release-v1.20.0` branch to `develop`. ([\#8354](https://github.com/matrix-org/synapse/issues/8354))
    - Factor out a `_send_dummy_event_for_room` method. ([\#8370](https://github.com/matrix-org/synapse/issues/8370))
    - Improve logging of state resolution. ([\#8371](https://github.com/matrix-org/synapse/issues/8371))
    - Add type annotations to `SimpleHttpClient`. ([\#8372](https://github.com/matrix-org/synapse/issues/8372))
    - Refactor ID generators to use `async with` syntax. ([\#8383](https://github.com/matrix-org/synapse/issues/8383))
    - Add `EventStreamPosition` type. ([\#8388](https://github.com/matrix-org/synapse/issues/8388))
    - Create a mechanism for marking tests "logcontext clean". ([\#8399](https://github.com/matrix-org/synapse/issues/8399))
    - A pair of tiny cleanups in the federation request code. ([\#8401](https://github.com/matrix-org/synapse/issues/8401))
    - Add checks on startup that PostgreSQL sequences are consistent with their associated tables. ([\#8402](https://github.com/matrix-org/synapse/issues/8402))
    - Do not include appservice users when calculating the total MAU for a server. ([\#8404](https://github.com/matrix-org/synapse/issues/8404))
    - Typing fixes for `synapse.handlers.federation`. ([\#8422](https://github.com/matrix-org/synapse/issues/8422))
    - Various refactors to simplify stream token handling. ([\#8423](https://github.com/matrix-org/synapse/issues/8423))
    - Make stream token serializing/deserializing async. ([\#8427](https://github.com/matrix-org/synapse/issues/8427))
    
    
  • v1.20.1
    v1.20.1
    
    Synapse 1.20.1 (2020-09-24)
    ===========================
    
    Bugfixes
    --------
    
    - Fix a bug introduced in v1.20.0 which caused the `synapse_port_db` script to fail. ([\#8386](https://github.com/matrix-org/synapse/issues/8386))
    - Fix a bug introduced in v1.20.0 which caused variables to be incorrectly escaped in Jinja2 templates. ([\#8394](https://github.com/matrix-org/synapse/issues/8394))
    
  • v1.20.0
    v1.20.0
    
    Synapse 1.20.0 (2020-09-22)
    ===========================
    
    No significant changes since v1.20.0rc5.
    
    Removal warning
    ---------------
    
    Historically, the [Synapse Admin
    API](https://github.com/matrix-org/synapse/tree/master/docs) has been
    accessible under the `/_matrix/client/api/v1/admin`,
    `/_matrix/client/unstable/admin`, `/_matrix/client/r0/admin` and
    `/_synapse/admin` prefixes. In a future release, we will be dropping support
    for accessing Synapse's Admin API using the `/_matrix/client/*` prefixes. This
    makes it easier for homeserver admins to lock down external access to the Admin
    API endpoints.
    
    Synapse 1.20.0rc5 (2020-09-18)
    ==============================
    
    In addition to the below, Synapse 1.20.0rc5 also includes the bug fix that was included in 1.19.3.
    
    Features
    --------
    
    - Add flags to the `/versions` endpoint for whether new rooms default to using E2EE. ([\#8343](https://github.com/matrix-org/synapse/issues/8343))
    
    Bugfixes
    --------
    
    - Fix rate limiting of federation `/send` requests. ([\#8342](https://github.com/matrix-org/synapse/issues/8342))
    - Fix a longstanding bug where back pagination over federation could get stuck if it failed to handle a received event. ([\#8349](https://github.com/matrix-org/synapse/issues/8349))
    
    Internal Changes
    ----------------
    
    - Blacklist [MSC2753](https://github.com/matrix-org/matrix-doc/pull/2753) SyTests until it is implemented. ([\#8285](https://github.com/matrix-org/synapse/issues/8285))
    
    Synapse 1.20.0rc4 (2020-09-16)
    ==============================
    
    Synapse 1.20.0rc4 is identical to 1.20.0rc3, with the addition of the security fix that was included in 1.19.2.
    
    Synapse 1.20.0rc3 (2020-09-11)
    ==============================
    
    Bugfixes
    --------
    
    - Fix a bug introduced in v1.20.0rc1 where the wrong exception was raised when invalid JSON data is encountered. ([\#8291](https://github.com/matrix-org/synapse/issues/8291))
    
    Synapse 1.20.0rc2 (2020-09-09)
    ==============================
    
    Bugfixes
    --------
    
    - Fix a bug introduced in v1.20.0rc1 causing some features related to notifications to misbehave following the implementation of unread counts. ([\#8280](https://github.com/matrix-org/synapse/issues/8280))
    
    Synapse 1.20.0rc1 (2020-09-08)
    ==============================
    
    Removal warning
    ---------------
    
    Some older clients used a [disallowed character](https://matrix.org/docs/spec/client_server/r0.6.1#post-matrix-client-r0-register-email-requesttoken) (`:`) in the `client_secret` parameter of various endpoints. The incorrect behaviour was allowed for backwards compatibility, but is now being removed from Synapse as most users have updated their client. Further context can be found at [\#6766](https://github.com/matrix-org/synapse/issues/6766).
    
    Features
    --------
    
    - Add an endpoint to query your shared rooms with another user as an implementation of [MSC2666](https://github.com/matrix-org/matrix-doc/pull/2666). ([\#7785](https://github.com/matrix-org/synapse/issues/7785))
    - Iteratively encode JSON to avoid blocking the reactor. ([\#8013](https://github.com/matrix-org/synapse/issues/8013), [\#8116](https://github.com/matrix-org/synapse/issues/8116))
    - Add support for shadow-banning users (ignoring any message send requests). ([\#8034](https://github.com/matrix-org/synapse/issues/8034), [\#8092](https://github.com/matrix-org/synapse/issues/8092), [\#8095](https://github.com/matrix-org/synapse/issues/8095), [\#8142](https://github.com/matrix-org/synapse/issues/8142), [\#8152](https://github.com/matrix-org/synapse/issues/8152), [\#8157](https://github.com/matrix-org/synapse/issues/8157), [\#8158](https://github.com/matrix-org/synapse/issues/8158), [\#8176](https://github.com/matrix-org/synapse/issues/8176))
    - Use the default template file when its equivalent is not found in a custom template directory. ([\#8037](https://github.com/matrix-org/synapse/issues/8037), [\#8107](https://github.com/matrix-org/synapse/issues/8107), [\#8252](https://github.com/matrix-org/synapse/issues/8252))
    - Add unread messages count to sync responses, as specified in [MSC2654](https://github.com/matrix-org/matrix-doc/pull/2654). ([\#8059](https://github.com/matrix-org/synapse/issues/8059), [\#8254](https://github.com/matrix-org/synapse/issues/8254), [\#8270](https://github.com/matrix-org/synapse/issues/8270), [\#8274](https://github.com/matrix-org/synapse/issues/8274))
    - Optimise `/federation/v1/user/devices/` API by only returning devices with encryption keys. ([\#8198](https://github.com/matrix-org/synapse/issues/8198))
    
    Bugfixes
    --------
    
    - Fix a memory leak by limiting the length of time that messages will be queued for a remote server that has been unreachable. ([\#7864](https://github.com/matrix-org/synapse/issues/7864))
    - Fix `Re-starting finished log context PUT-nnnn` warning when event persistence failed. ([\#8081](https://github.com/matrix-org/synapse/issues/8081))
    - Synapse now correctly enforces the valid characters in the `client_secret` parameter used in various endpoints. ([\#8101](https://github.com/matrix-org/synapse/issues/8101))
    - Fix a bug introduced in v1.7.2 impacting message retention policies that would allow federated homeservers to dictate a retention period that's lower than the configured minimum allowed duration in the configuration file. ([\#8104](https://github.com/matrix-org/synapse/issues/8104))
    - Fix a long-standing bug where invalid JSON would be accepted by Synapse. ([\#8106](https://github.com/matrix-org/synapse/issues/8106))
    - Fix a bug introduced in Synapse v1.12.0 which could cause `/sync` requests to fail with a 404 if you had a very old outstanding room invite. ([\#8110](https://github.com/matrix-org/synapse/issues/8110))
    - Return a proper error code when the rooms of an invalid group are requested. ([\#8129](https://github.com/matrix-org/synapse/issues/8129))
    - Fix a bug which could cause a leaked postgres connection if synapse was set to daemonize. ([\#8131](https://github.com/matrix-org/synapse/issues/8131))
    - Clarify the error code if a user tries to register with a numeric ID. This bug was introduced in v1.15.0. ([\#8135](https://github.com/matrix-org/synapse/issues/8135))
    - Fix a bug where appservices with ratelimiting disabled would still be ratelimited when joining rooms. This bug was introduced in v1.19.0. ([\#8139](https://github.com/matrix-org/synapse/issues/8139))
    - Fix logging in via OpenID Connect with a provider that uses integer user IDs. ([\#8190](https://github.com/matrix-org/synapse/issues/8190))
    - Fix a longstanding bug where user directory updates could break when unexpected profile data was included in events. ([\#8223](https://github.com/matrix-org/synapse/issues/8223))
    - Fix a longstanding bug where stats updates could break when unexpected profile data was included in events. ([\#8226](https://github.com/matrix-org/synapse/issues/8226))
    - Fix slow start times for large servers by removing a table scan of the `users` table from startup code. ([\#8271](https://github.com/matrix-org/synapse/issues/8271))
    
    Updates to the Docker image
    ---------------------------
    
    - Fix builds of the Docker image on non-x86 platforms. ([\#8144](https://github.com/matrix-org/synapse/issues/8144))
    - Added curl for healthcheck support and readme updates for the change. Contributed by @maquis196. ([\#8147](https://github.com/matrix-org/synapse/issues/8147))
    
    Improved Documentation
    ----------------------
    
    - Link to matrix-synapse-rest-password-provider in the password provider documentation. ([\#8111](https://github.com/matrix-org/synapse/issues/8111))
    - Updated documentation to note that Synapse does not follow `HTTP 308` redirects due to an upstream library not supporting them. Contributed by Ryan Cole. ([\#8120](https://github.com/matrix-org/synapse/issues/8120))
    - Explain better what GDPR-erased means when deactivating a user. ([\#8189](https://github.com/matrix-org/synapse/issues/8189))
    
    Internal Changes
    ----------------
    
    - Add filter `name` to the `/users` admin API, which filters by user ID or displayname. Contributed by Awesome Technologies Innovationslabor GmbH. ([\#7377](https://github.com/matrix-org/synapse/issues/7377), [\#8163](https://github.com/matrix-org/synapse/issues/8163))
    - Reduce run times of some unit tests by advancing the reactor a fewer number of times. ([\#7757](https://github.com/matrix-org/synapse/issues/7757))
    - Don't fail `/submit_token` requests on incorrect session ID if `request_token_inhibit_3pid_errors` is turned on. ([\#7991](https://github.com/matrix-org/synapse/issues/7991))
    - Convert various parts of the codebase to async/await. ([\#8071](https://github.com/matrix-org/synapse/issues/8071), [\#8072](https://github.com/matrix-org/synapse/issues/8072), [\#8074](https://github.com/matrix-org/synapse/issues/8074), [\#8075](https://github.com/matrix-org/synapse/issues/8075), [\#8076](https://github.com/matrix-org/synapse/issues/8076), [\#8087](https://github.com/matrix-org/synapse/issues/8087), [\#8100](https://github.com/matrix-org/synapse/issues/8100), [\#8119](https://github.com/matrix-org/synapse/issues/8119), [\#8121](https://github.com/matrix-org/synapse/issues/8121), [\#8133](https://github.com/matrix-org/synapse/issues/8133), [\#8156](https://github.com/matrix-org/synapse/issues/8156), [\#8162](https://github.com/matrix-org/synapse/issues/8162), [\#8166](https://github.com/matrix-org/synapse/issues/8166), [\#8168](https://github.com/matrix-org/synapse/issues/8168), [\#8173](https://github.com/matrix-org/synapse/issues/8173), [\#8191](https://github.com/matrix-org/synapse/issues/8191), [\#8192](https://github.com/matrix-org/synapse/issues/8192), [\#8193](https://github.com/matrix-org/synapse/issues/8193), [\#8194](https://github.com/matrix-org/synapse/issues/8194), [\#8195](https://github.com/matrix-org/synapse/issues/8195), [\#8197](https://github.com/matrix-org/synapse/issues/8197), [\#8199](https://github.com/matrix-org/synapse/issues/8199), [\#8200](https://github.com/matrix-org/synapse/issues/8200), [\#8201](https://github.com/matrix-org/synapse/issues/8201), [\#8202](https://github.com/matrix-org/synapse/issues/8202), [\#8207](https://github.com/matrix-org/synapse/issues/8207), [\#8213](https://github.com/matrix-org/synapse/issues/8213), [\#8214](https://github.com/matrix-org/synapse/issues/8214))
    - Remove some unused database functions. ([\#8085](https://github.com/matrix-org/synapse/issues/8085))
    - Add type hints to various parts of the codebase. ([\#8090](https://github.com/matrix-org/synapse/issues/8090), [\#8127](https://github.com/matrix-org/synapse/issues/8127), [\#8187](https://github.com/matrix-org/synapse/issues/8187), [\#8241](https://github.com/matrix-org/synapse/issues/8241), [\#8140](https://github.com/matrix-org/synapse/issues/8140), [\#8183](https://github.com/matrix-org/synapse/issues/8183), [\#8232](https://github.com/matrix-org/synapse/issues/8232), [\#8235](https://github.com/matrix-org/synapse/issues/8235), [\#8237](https://github.com/matrix-org/synapse/issues/8237), [\#8244](https://github.com/matrix-org/synapse/issues/8244))
    - Return the previous stream token if a non-member event is a duplicate. ([\#8093](https://github.com/matrix-org/synapse/issues/8093), [\#8112](https://github.com/matrix-org/synapse/issues/8112))
    - Separate `get_current_token` into two since there are two different use cases for it. ([\#8113](https://github.com/matrix-org/synapse/issues/8113))
    - Remove `ChainedIdGenerator`. ([\#8123](https://github.com/matrix-org/synapse/issues/8123))
    - Reduce the amount of whitespace in JSON stored and sent in responses. ([\#8124](https://github.com/matrix-org/synapse/issues/8124))
    - Update the test federation client to handle streaming responses. ([\#8130](https://github.com/matrix-org/synapse/issues/8130))
    - Micro-optimisations to `get_auth_chain_ids`. ([\#8132](https://github.com/matrix-org/synapse/issues/8132))
    - Refactor `StreamIdGenerator` and `MultiWriterIdGenerator` to have the same interface. ([\#8161](https://github.com/matrix-org/synapse/issues/8161))
    - Add functions to `MultiWriterIdGen` used by events stream. ([\#8164](https://github.com/matrix-org/synapse/issues/8164), [\#8179](https://github.com/matrix-org/synapse/issues/8179))
    - Fix tests that were broken due to the merge of 1.19.1. ([\#8167](https://github.com/matrix-org/synapse/issues/8167))
    - Make `SlavedIdTracker.advance` have the same interface as `MultiWriterIDGenerator`. ([\#8171](https://github.com/matrix-org/synapse/issues/8171))
    - Remove unused `is_guest` parameter from, and add safeguard to, `MessageHandler.get_room_data`. ([\#8174](https://github.com/matrix-org/synapse/issues/8174), [\#8181](https://github.com/matrix-org/synapse/issues/8181))
    - Standardize the mypy configuration. ([\#8175](https://github.com/matrix-org/synapse/issues/8175))
    - Refactor some of `LoginRestServlet`'s helper methods, and move them to `AuthHandler` for easier reuse. ([\#8182](https://github.com/matrix-org/synapse/issues/8182))
    - Fix `wait_for_stream_position` to allow multiple waiters on same stream ID. ([\#8196](https://github.com/matrix-org/synapse/issues/8196))
    - Make `MultiWriterIDGenerator` work for streams that use negative values. ([\#8203](https://github.com/matrix-org/synapse/issues/8203))
    - Refactor queries for device keys and cross-signatures. ([\#8204](https://github.com/matrix-org/synapse/issues/8204), [\#8205](https://github.com/matrix-org/synapse/issues/8205), [\#8222](https://github.com/matrix-org/synapse/issues/8222), [\#8224](https://github.com/matrix-org/synapse/issues/8224), [\#8225](https://github.com/matrix-org/synapse/issues/8225), [\#8231](https://github.com/matrix-org/synapse/issues/8231), [\#8233](https://github.com/matrix-org/synapse/issues/8233), [\#8234](https://github.com/matrix-org/synapse/issues/8234))
    - Fix type hints for functions decorated with `@cached`. ([\#8240](https://github.com/matrix-org/synapse/issues/8240))
    - Remove obsolete `order` field from federation send queues. ([\#8245](https://github.com/matrix-org/synapse/issues/8245))
    - Stop sub-classing from object. ([\#8249](https://github.com/matrix-org/synapse/issues/8249))
    - Add more logging to debug slow startup. ([\#8264](https://github.com/matrix-org/synapse/issues/8264))
    - Do not attempt to upgrade database schema on worker processes. ([\#8266](https://github.com/matrix-org/synapse/issues/8266), [\#8276](https://github.com/matrix-org/synapse/issues/8276))
    
    
  • v1.20.0rc5
    Synapse 1.20.0rc5 (2020-09-18)
    ==============================
    
    In addition to the below, Synapse 1.20.0rc5 also includes the bug fix that was included in 1.19.3.
    
    Features
    --------
    
    - Add flags to the `/versions` endpoint for whether new rooms default to using E2EE. ([\#8343](https://github.com/matrix-org/synapse/issues/8343))
    
    Bugfixes
    --------
    
    - Fix rate limiting of federation `/send` requests. ([\#8342](https://github.com/matrix-org/synapse/issues/8342))
    - Fix a longstanding bug where back pagination over federation could get stuck if it failed to handle a received event. ([\#8349](https://github.com/matrix-org/synapse/issues/8349))
    
    Internal Changes
    ----------------
    
    - Blacklist [MSC2753](https://github.com/matrix-org/matrix-doc/pull/2753) SyTests until it is implemented. ([\#8285](https://github.com/matrix-org/synapse/issues/8285))
    
  • v1.19.3
    5b70acb4 · 1.19.3 ·
    1.19.3
    
    Synapse 1.19.3 (2020-09-18)
    ===========================
    
    Bugfixes
    --------
    
    - Partially mitigate bug where newly joined servers couldn't get past
    events in a room when there is a malformed event.
    ([\#8350](https://github.com/matrix-org/synapse/issues/8350))
    
  • v1.20.0rc4
    7141057e · 1.20.0rc4 ·
    Synapse 1.20.0rc4 (2020-09-16)
    ==============================
    
    Synapse 1.20.0rc4 is identical to 1.20.0rc3, with the addition of the security fix that was included in 1.19.2.
    
  • v1.19.2
    5ffd68dc · 1.19.2 ·
    Synapse 1.19.2 (2020-09-16)
    ===========================
    
    Due to the issue below server admins are encouraged to upgrade as soon as possible.
    
    Bugfixes
    --------
    
    - Fix joining rooms over federation that include malformed events. ([\#8324](https://github.com/matrix-org/synapse/issues/8324))
    
  • v1.20.0rc3
    08837bb5 · Clarify changelog. ·
    Synapse 1.20.0rc3 (2020-09-11)
    ==============================
    
    Bugfixes
    --------
    
    - Fix a bug introduced in v1.20.0rc1 where the wrong exception was raised when invalid JSON data is encountered. ([\#8291](https://github.com/matrix-org/synapse/issues/8291))
    
  • v1.20.0rc2
    536f4a24 · 1.20.0rc2 ·
    Synapse 1.20.0rc2 (2020-09-09)
    ==============================
    
    Bugfixes
    --------
    
    - Fix a bug introduced in v1.20.0rc1 causing some features related to notifications to misbehave following the implementation of unread counts. ([\#8280](https://github.com/matrix-org/synapse/issues/8280))
    
  • v1.20.0rc1
    6d01eb0c · fix typo ·
    Synapse 1.20.0rc1 (2020-09-08)
    ==============================
    
    Removal warning
    ---------------
    
    Some older clients used a [disallowed character](https://matrix.org/docs/spec/client_server/r0.6.1#post-matrix-client-r0-register-email-requesttoken) (`:`) in the `client_secret` parameter of various endpoints. The incorrect behaviour was allowed for backwards compatibility, but is now being removed from Synapse as most users have updated their client. Further context can be found at [\#6766](https://github.com/matrix-org/synapse/issues/6766).
    
    Features
    --------
    
    - Add an endpoint to query your shared rooms with another user as an implementation of [MSC2666](https://github.com/matrix-org/matrix-doc/pull/2666). ([\#7785](https://github.com/matrix-org/synapse/issues/7785))
    - Iteratively encode JSON to avoid blocking the reactor. ([\#8013](https://github.com/matrix-org/synapse/issues/8013), [\#8116](https://github.com/matrix-org/synapse/issues/8116))
    - Add support for shadow-banning users (ignoring any message send requests). ([\#8034](https://github.com/matrix-org/synapse/issues/8034), [\#8092](https://github.com/matrix-org/synapse/issues/8092), [\#8095](https://github.com/matrix-org/synapse/issues/8095), [\#8142](https://github.com/matrix-org/synapse/issues/8142), [\#8152](https://github.com/matrix-org/synapse/issues/8152), [\#8157](https://github.com/matrix-org/synapse/issues/8157), [\#8158](https://github.com/matrix-org/synapse/issues/8158), [\#8176](https://github.com/matrix-org/synapse/issues/8176))
    - Use the default template file when its equivalent is not found in a custom template directory. ([\#8037](https://github.com/matrix-org/synapse/issues/8037), [\#8107](https://github.com/matrix-org/synapse/issues/8107), [\#8252](https://github.com/matrix-org/synapse/issues/8252))
    - Add unread messages count to sync responses, as specified in [MSC2654](https://github.com/matrix-org/matrix-doc/pull/2654). ([\#8059](https://github.com/matrix-org/synapse/issues/8059), [\#8254](https://github.com/matrix-org/synapse/issues/8254), [\#8270](https://github.com/matrix-org/synapse/issues/8270), [\#8274](https://github.com/matrix-org/synapse/issues/8274))
    - Optimise `/federation/v1/user/devices/` API by only returning devices with encryption keys. ([\#8198](https://github.com/matrix-org/synapse/issues/8198))
    
    Bugfixes
    --------
    
    - Fix a memory leak by limiting the length of time that messages will be queued for a remote server that has been unreachable. ([\#7864](https://github.com/matrix-org/synapse/issues/7864))
    - Fix `Re-starting finished log context PUT-nnnn` warning when event persistence failed. ([\#8081](https://github.com/matrix-org/synapse/issues/8081))
    - Synapse now correctly enforces the valid characters in the `client_secret` parameter used in various endpoints. ([\#8101](https://github.com/matrix-org/synapse/issues/8101))
    - Fix a bug introduced in v1.7.2 impacting message retention policies that would allow federated homeservers to dictate a retention period that's lower than the configured minimum allowed duration in the configuration file. ([\#8104](https://github.com/matrix-org/synapse/issues/8104))
    - Fix a long-standing bug where invalid JSON would be accepted by Synapse. ([\#8106](https://github.com/matrix-org/synapse/issues/8106))
    - Fix a bug introduced in Synapse v1.12.0 which could cause `/sync` requests to fail with a 404 if you had a very old outstanding room invite. ([\#8110](https://github.com/matrix-org/synapse/issues/8110))
    - Return a proper error code when the rooms of an invalid group are requested. ([\#8129](https://github.com/matrix-org/synapse/issues/8129))
    - Fix a bug which could cause a leaked postgres connection if synapse was set to daemonize. ([\#8131](https://github.com/matrix-org/synapse/issues/8131))
    - Clarify the error code if a user tries to register with a numeric ID. This bug was introduced in v1.15.0. ([\#8135](https://github.com/matrix-org/synapse/issues/8135))
    - Fix a bug where appservices with ratelimiting disabled would still be ratelimited when joining rooms. This bug was introduced in v1.19.0. ([\#8139](https://github.com/matrix-org/synapse/issues/8139))
    - Fix logging in via OpenID Connect with a provider that uses integer user IDs. ([\#8190](https://github.com/matrix-org/synapse/issues/8190))
    - Fix a longstanding bug where user directory updates could break when unexpected profile data was included in events. ([\#8223](https://github.com/matrix-org/synapse/issues/8223))
    - Fix a longstanding bug where stats updates could break when unexpected profile data was included in events. ([\#8226](https://github.com/matrix-org/synapse/issues/8226))
    - Fix slow start times for large servers by removing a table scan of the `users` table from startup code. ([\#8271](https://github.com/matrix-org/synapse/issues/8271))
    
    Updates to the Docker image
    ---------------------------
    
    - Fix builds of the Docker image on non-x86 platforms. ([\#8144](https://github.com/matrix-org/synapse/issues/8144))
    - Added curl for healthcheck support and readme updates for the change. Contributed by @maquis196. ([\#8147](https://github.com/matrix-org/synapse/issues/8147))
    
    Improved Documentation
    ----------------------
    
    - Link to matrix-synapse-rest-password-provider in the password provider documentation. ([\#8111](https://github.com/matrix-org/synapse/issues/8111))
    - Updated documentation to note that Synapse does not follow `HTTP 308` redirects due to an upstream library not supporting them. Contributed by Ryan Cole. ([\#8120](https://github.com/matrix-org/synapse/issues/8120))
    - Explain better what GDPR-erased means when deactivating a user. ([\#8189](https://github.com/matrix-org/synapse/issues/8189))
    
    Internal Changes
    ----------------
    
    - Add filter `name` to the `/users` admin API, which filters by user ID or displayname. Contributed by Awesome Technologies Innovationslabor GmbH. ([\#7377](https://github.com/matrix-org/synapse/issues/7377), [\#8163](https://github.com/matrix-org/synapse/issues/8163))
    - Reduce run times of some unit tests by advancing the reactor a fewer number of times. ([\#7757](https://github.com/matrix-org/synapse/issues/7757))
    - Don't fail `/submit_token` requests on incorrect session ID if `request_token_inhibit_3pid_errors` is turned on. ([\#7991](https://github.com/matrix-org/synapse/issues/7991))
    - Convert various parts of the codebase to async/await. ([\#8071](https://github.com/matrix-org/synapse/issues/8071), [\#8072](https://github.com/matrix-org/synapse/issues/8072), [\#8074](https://github.com/matrix-org/synapse/issues/8074), [\#8075](https://github.com/matrix-org/synapse/issues/8075), [\#8076](https://github.com/matrix-org/synapse/issues/8076), [\#8087](https://github.com/matrix-org/synapse/issues/8087), [\#8100](https://github.com/matrix-org/synapse/issues/8100), [\#8119](https://github.com/matrix-org/synapse/issues/8119), [\#8121](https://github.com/matrix-org/synapse/issues/8121), [\#8133](https://github.com/matrix-org/synapse/issues/8133), [\#8156](https://github.com/matrix-org/synapse/issues/8156), [\#8162](https://github.com/matrix-org/synapse/issues/8162), [\#8166](https://github.com/matrix-org/synapse/issues/8166), [\#8168](https://github.com/matrix-org/synapse/issues/8168), [\#8173](https://github.com/matrix-org/synapse/issues/8173), [\#8191](https://github.com/matrix-org/synapse/issues/8191), [\#8192](https://github.com/matrix-org/synapse/issues/8192), [\#8193](https://github.com/matrix-org/synapse/issues/8193), [\#8194](https://github.com/matrix-org/synapse/issues/8194), [\#8195](https://github.com/matrix-org/synapse/issues/8195), [\#8197](https://github.com/matrix-org/synapse/issues/8197), [\#8199](https://github.com/matrix-org/synapse/issues/8199), [\#8200](https://github.com/matrix-org/synapse/issues/8200), [\#8201](https://github.com/matrix-org/synapse/issues/8201), [\#8202](https://github.com/matrix-org/synapse/issues/8202), [\#8207](https://github.com/matrix-org/synapse/issues/8207), [\#8213](https://github.com/matrix-org/synapse/issues/8213), [\#8214](https://github.com/matrix-org/synapse/issues/8214))
    - Remove some unused database functions. ([\#8085](https://github.com/matrix-org/synapse/issues/8085))
    - Add type hints to various parts of the codebase. ([\#8090](https://github.com/matrix-org/synapse/issues/8090), [\#8127](https://github.com/matrix-org/synapse/issues/8127), [\#8187](https://github.com/matrix-org/synapse/issues/8187), [\#8241](https://github.com/matrix-org/synapse/issues/8241), [\#8140](https://github.com/matrix-org/synapse/issues/8140), [\#8183](https://github.com/matrix-org/synapse/issues/8183), [\#8232](https://github.com/matrix-org/synapse/issues/8232), [\#8235](https://github.com/matrix-org/synapse/issues/8235), [\#8237](https://github.com/matrix-org/synapse/issues/8237), [\#8244](https://github.com/matrix-org/synapse/issues/8244))
    - Return the previous stream token if a non-member event is a duplicate. ([\#8093](https://github.com/matrix-org/synapse/issues/8093), [\#8112](https://github.com/matrix-org/synapse/issues/8112))
    - Separate `get_current_token` into two since there are two different use cases for it. ([\#8113](https://github.com/matrix-org/synapse/issues/8113))
    - Remove `ChainedIdGenerator`. ([\#8123](https://github.com/matrix-org/synapse/issues/8123))
    - Reduce the amount of whitespace in JSON stored and sent in responses. ([\#8124](https://github.com/matrix-org/synapse/issues/8124))
    - Update the test federation client to handle streaming responses. ([\#8130](https://github.com/matrix-org/synapse/issues/8130))
    - Micro-optimisations to `get_auth_chain_ids`. ([\#8132](https://github.com/matrix-org/synapse/issues/8132))
    - Refactor `StreamIdGenerator` and `MultiWriterIdGenerator` to have the same interface. ([\#8161](https://github.com/matrix-org/synapse/issues/8161))
    - Add functions to `MultiWriterIdGen` used by events stream. ([\#8164](https://github.com/matrix-org/synapse/issues/8164), [\#8179](https://github.com/matrix-org/synapse/issues/8179))
    - Fix tests that were broken due to the merge of 1.19.1. ([\#8167](https://github.com/matrix-org/synapse/issues/8167))
    - Make `SlavedIdTracker.advance` have the same interface as `MultiWriterIDGenerator`. ([\#8171](https://github.com/matrix-org/synapse/issues/8171))
    - Remove unused `is_guest` parameter from, and add safeguard to, `MessageHandler.get_room_data`. ([\#8174](https://github.com/matrix-org/synapse/issues/8174), [\#8181](https://github.com/matrix-org/synapse/issues/8181))
    - Standardize the mypy configuration. ([\#8175](https://github.com/matrix-org/synapse/issues/8175))
    - Refactor some of `LoginRestServlet`'s helper methods, and move them to `AuthHandler` for easier reuse. ([\#8182](https://github.com/matrix-org/synapse/issues/8182))
    - Fix `wait_for_stream_position` to allow multiple waiters on same stream ID. ([\#8196](https://github.com/matrix-org/synapse/issues/8196))
    - Make `MultiWriterIDGenerator` work for streams that use negative values. ([\#8203](https://github.com/matrix-org/synapse/issues/8203))
    - Refactor queries for device keys and cross-signatures. ([\#8204](https://github.com/matrix-org/synapse/issues/8204), [\#8205](https://github.com/matrix-org/synapse/issues/8205), [\#8222](https://github.com/matrix-org/synapse/issues/8222), [\#8224](https://github.com/matrix-org/synapse/issues/8224), [\#8225](https://github.com/matrix-org/synapse/issues/8225), [\#8231](https://github.com/matrix-org/synapse/issues/8231), [\#8233](https://github.com/matrix-org/synapse/issues/8233), [\#8234](https://github.com/matrix-org/synapse/issues/8234))
    - Fix type hints for functions decorated with `@cached`. ([\#8240](https://github.com/matrix-org/synapse/issues/8240))
    - Remove obsolete `order` field from federation send queues. ([\#8245](https://github.com/matrix-org/synapse/issues/8245))
    - Stop sub-classing from object. ([\#8249](https://github.com/matrix-org/synapse/issues/8249))
    - Add more logging to debug slow startup. ([\#8264](https://github.com/matrix-org/synapse/issues/8264))
    - Do not attempt to upgrade database schema on worker processes. ([\#8266](https://github.com/matrix-org/synapse/issues/8266), [\#8276](https://github.com/matrix-org/synapse/issues/8276))
    
    
  • v1.19.1
    eadfda3e · 1.19.1 ·
    Synapse 1.19.1 (2020-08-27)
    ===========================
    
    No significant changes.
    
    Synapse 1.19.1rc1 (2020-08-25)
    ==============================
    
    Bugfixes
    --------
    
    - Fix a bug introduced in v1.19.0 where appservices with ratelimiting disabled would still be ratelimited when joining rooms. ([\#8139](https://github.com/matrix-org/synapse/issues/8139))
    - Fix a bug introduced in v1.19.0 that would cause e.g. profile updates to fail due to incorrect application of rate limits on join requests. ([\#8153](https://github.com/matrix-org/synapse/issues/8153))