15891 Commits (7712e751b87b83086a8cb0a1cda1eef40e177d07)

 

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Author	SHA1	Message	Date
Richard van der Hoff	7712e751b8	Convert federation backfill to async ... PaginationHandler.get_messages is only called by RoomMessageListRestServlet, which is async. Chase the code path down from there: - FederationHandler.maybe_backfill (and nested try_backfill) - FederationHandler.backfill	5 years ago
Richard van der Hoff	7c429f92d6	Clean up some logging (#6515) ... This just makes some of the logging easier to follow when things start going wrong.	5 years ago
Erik Johnston	adb3a873fd	Synapse 1.7.0rc2 (2019-12-11) ... ============================= Bugfixes -------- - Fix incorrect error message for invalid requests when setting user's avatar URL. ([\#6497](https://github.com/matrix-org/synapse/issues/6497)) - Fix support for SQLite 3.7. ([\#6499](https://github.com/matrix-org/synapse/issues/6499)) - Fix regression where sending email push would not work when using a pusher worker. ([\#6507](https://github.com/matrix-org/synapse/issues/6507), [\#6509](https://github.com/matrix-org/synapse/issues/6509)) -----BEGIN PGP SIGNATURE----- iQJEBAABCgAuFiEEumuwyPtYLL2OMhYdOtoG7cdT0R4FAl3w+RwQHGVyaWtAbWF0 cml4Lm9yZwAKCRA62gbtx1PRHijfD/43EQ58jqKvD+qKZwVFOE6JJ3SCS7UJbi3f zq9KWDuCB6EAFjAgmJikbBBqHPO5qq2WtNXaCpexx44s8Mk8SZKHg56dP6Fk651C assAb/Nsh6CAlPUcRkx8I0L/kYXMPDyATlLVBHVOi3pFDJ093mdOQ4q8yP9iUTM+ OPsbT8k/pMhrhCH951bGmB6/SEcju+ubObW+bRFe8o3v1KE9jVYQjUGMhuoXp3pM z/OB8idZcqOvCc6HMo83tg9FuI613Jy80PMIc1ofyJgvnu+aDBepWuldvFEMnmSR D862jMor7+WdnDOTeWZrC+DXjl0qCP8F6ahs5rEllRglt/Ep2wEDPA/8YrRoEI3V RWe9W7XDdFCXdzlvXheOfETqTu9kdsurTwBEeJrWQ0vOLY86hxt9KKKcHVhy5eKq kNfRtvSVLmRhIssp7hVBcywRwnaxN7R2OoRq/TWnTZz+xEOPzYFU6r0l9kk5dbg6 fqYYxIXbgZlhjihLWNIMNwwZH9ll/eoPiinkRTZNz40THP/VDTR9DM4tQ6jrhrr6 sP0qM7LljvrdiimXtV00tUDyUspNgJl6xDJyGDHWM9uoCB7uorEpMQZSzlZhZe8s 6q+fQPHlfW4JYOejfihPkjrV1ViawvEucqWPaIsD+v26C4RP7qCTtYj3NPiA65of zhOjomWWcg== =ABoZ -----END PGP SIGNATURE----- Merge tag 'v1.7.0rc2' into develop Synapse 1.7.0rc2 (2019-12-11) ============================= Bugfixes -------- - Fix incorrect error message for invalid requests when setting user's avatar URL. ([\#6497](https://github.com/matrix-org/synapse/issues/6497)) - Fix support for SQLite 3.7. ([\#6499](https://github.com/matrix-org/synapse/issues/6499)) - Fix regression where sending email push would not work when using a pusher worker. ([\#6507](https://github.com/matrix-org/synapse/issues/6507), [\#6509](https://github.com/matrix-org/synapse/issues/6509))	5 years ago
Erik Johnston	d156912c4c	1.7.0rc2	5 years ago
Andrew Morgan	fc316a4894	Prevent redacted events from appearing in message search (#6377)	5 years ago
Andrew Morgan	6676ee9c4a	Add dev script to generate full SQL schema files (#6394)	5 years ago
Andrew Morgan	ea0f0ad414	Prevent message search in upgraded rooms we're not in (#6385)	5 years ago
Erik Johnston	72acca6a32	Back out change preventing setting null avatar URLs	5 years ago
Brendan Abolivier	54ae52ba96	Merge pull request #6349 from matrix-org/babolivier/msc1802 ... Implement v2 APIs for send_join and send_leave	5 years ago
Erik Johnston	d21577bdcb	Merge branch 'erikj/fix_sqlite_7' of github.com:matrix-org/synapse into release-v1.7.0	5 years ago
Erik Johnston	239d86a134	Merge pull request #6512 from matrix-org/erikj/silence_mypy ... Silence mypy errors for files outside those specified	5 years ago
Richard van der Hoff	f8bc2ae883	Move get_state methods into FederationHandler (#6503) ... This is a non-functional refactor as a precursor to some other work.	5 years ago
Andrew Morgan	4947de5a14	Allow SAML username provider plugins (#6411)	5 years ago
Erik Johnston	b2dcddc413	Merge pull request #6510 from matrix-org/erikj/phone_home_stats_db ... Phone home stats DB reporting should not assume a single DB.	5 years ago
Richard van der Hoff	40eda84933	Fix race which caused deleted devices to reappear (#6514) ... Stop the `update_client_ips` background job from recreating deleted devices.	5 years ago
Richard van der Hoff	c3dda2874d	Refactor get_events_from_store_or_dest to return a dict (#6501) ... There was a bunch of unnecessary conversion back and forth between dict and list going on here. We can simplify a bunch of the code.	5 years ago
Richard van der Hoff	424fd58237	Remove redundant code from event authorisation implementation. (#6502)	5 years ago
Erik Johnston	35f3c366ef	Merge pull request #6505 from matrix-org/erikj/make_deferred_yiedable ... Fix `make_deferred_yieldable` to work with coroutines	5 years ago
Brendan Abolivier	ae49d29ef1	Fixup changelogs	5 years ago
Erik Johnston	e726e18737	Merge pull request #6499 from matrix-org/erikj/fix_sqlite_7 ... Fix support for SQLite 3.7.	5 years ago
Erik Johnston	a964f18887	Merge pull request #6509 from matrix-org/babolivier/fix-room-store-config ... Give the server config to the RoomWorkerStore	5 years ago
Erik Johnston	4643bb2a37	Newsfile	5 years ago
Erik Johnston	28b758fa0f	Silence mypy errors for files outside those specified	5 years ago
Erik Johnston	accd343f91	Newsfile	5 years ago
Erik Johnston	663238aeb4	Phone home stats DB reporting should not assume a single DB.	5 years ago
Erik Johnston	ffeafade48	Update comment	5 years ago
Brendan Abolivier	451ec9b8b9	Changelog	5 years ago
Brendan Abolivier	3bd049bbb7	Give the server config to the RoomWorkerStore	5 years ago
Erik Johnston	e3f528c544	Merge pull request #6506 from matrix-org/erikj/remove_snapshot_cache ... Remove SnapshotCache in favour of ResponseCache	5 years ago
Erik Johnston	332f3b36e5	Merge pull request #6507 from matrix-org/babolivier/pusher-room-store ... Make the PusherSlaveStore inherit from the slave RoomStore	5 years ago
Erik Johnston	52346990c8	Drop unused index	5 years ago
Erik Johnston	31da85e467	Convert _censor_redactions to async since it awaits on coroutines	5 years ago
Brendan Abolivier	ec5fdd1333	Changelog	5 years ago
Brendan Abolivier	2ac78438d8	Make the PusherSlaveStore inherit from the slave RoomStore ... So that it has access to the get_retention_policy_for_room function which is required by filter_events_for_client.	5 years ago
Erik Johnston	cc5f6eb608	Only start censor background job after indices are created	5 years ago
Erik Johnston	b1e7012dee	Newsfile	5 years ago
Erik Johnston	f5bb1531b7	Newsfile	5 years ago
Erik Johnston	9a2223d4c8	Fix make_deferred_yieldable to work with coroutines	5 years ago
Neil Johnson	d95736a2bd	Fix erroneous reference for new room directory defaults.	5 years ago
Erik Johnston	52fe9788bc	Newsfile	5 years ago
Erik Johnston	4cade96616	Fix support for SQLite 3.7. ... Partial indices support was added in 3.8.0, so we need to use the background updates that handles this correctly.	5 years ago
Neil Johnson	0f3614f0f6	Synapse 1.7.0rc1 (2019-12-09) ... ============================= Features -------- - Implement per-room message retention policies. ([\#5815](https://github.com/matrix-org/synapse/issues/5815), [\#6436](https://github.com/matrix-org/synapse/issues/6436)) - Add etag and count fields to key backup endpoints to help clients guess if there are new keys. ([\#5858](https://github.com/matrix-org/synapse/issues/5858)) - Add `/admin/v2/users` endpoint with pagination. Contributed by Awesome Technologies Innovationslabor GmbH. ([\#5925](https://github.com/matrix-org/synapse/issues/5925)) - Require User-Interactive Authentication for `/account/3pid/add`, meaning the user's password will be required to add a third-party ID to their account. ([\#6119](https://github.com/matrix-org/synapse/issues/6119)) - Implement the `/_matrix/federation/unstable/net.atleastfornow/state/<context>` API as drafted in MSC2314. ([\#6176](https://github.com/matrix-org/synapse/issues/6176)) - Configure privacy-preserving settings by default for the room directory. ([\#6354](https://github.com/matrix-org/synapse/issues/6354)) - Add ephemeral messages support by partially implementing [MSC2228](https://github.com/matrix-org/matrix-doc/pull/2228). ([\#6409](https://github.com/matrix-org/synapse/issues/6409)) - Add support for [MSC 2367](https://github.com/matrix-org/matrix-doc/pull/2367), which allows specifying a reason on all membership events. ([\#6434](https://github.com/matrix-org/synapse/issues/6434)) Bugfixes -------- - Transfer non-standard power levels on room upgrade. ([\#6237](https://github.com/matrix-org/synapse/issues/6237)) - Fix error from the Pillow library when uploading RGBA images. ([\#6241](https://github.com/matrix-org/synapse/issues/6241)) - Correctly apply the event filter to the `state`, `events_before` and `events_after` fields in the response to `/context` requests. ([\#6329](https://github.com/matrix-org/synapse/issues/6329)) - Fix caching devices for remote users when using workers, so that we don't attempt to refetch (and potentially fail) each time a user requests devices. ([\#6332](https://github.com/matrix-org/synapse/issues/6332)) - Prevent account data syncs getting lost across TCP replication. ([\#6333](https://github.com/matrix-org/synapse/issues/6333)) - Fix bug: TypeError in `register_user()` while using LDAP auth module. ([\#6406](https://github.com/matrix-org/synapse/issues/6406)) - Fix an intermittent exception when handling read-receipts. ([\#6408](https://github.com/matrix-org/synapse/issues/6408)) - Fix broken guest registration when there are existing blocks of numeric user IDs. ([\#6420](https://github.com/matrix-org/synapse/issues/6420)) - Fix startup error when http proxy is defined. ([\#6421](https://github.com/matrix-org/synapse/issues/6421)) - Fix error when using synapse_port_db on a vanilla synapse db. ([\#6449](https://github.com/matrix-org/synapse/issues/6449)) - Fix uploading multiple cross signing signatures for the same user. ([\#6451](https://github.com/matrix-org/synapse/issues/6451)) - Fix bug which lead to exceptions being thrown in a loop when a cross-signed device is deleted. ([\#6462](https://github.com/matrix-org/synapse/issues/6462)) - Fix `synapse_port_db` not exiting with a 0 code if something went wrong during the port process. ([\#6470](https://github.com/matrix-org/synapse/issues/6470)) - Improve sanity-checking when receiving events over federation. ([\#6472](https://github.com/matrix-org/synapse/issues/6472)) - Fix inaccurate per-block Prometheus metrics. ([\#6491](https://github.com/matrix-org/synapse/issues/6491)) - Fix small performance regression for sending invites. ([\#6493](https://github.com/matrix-org/synapse/issues/6493)) - Back out cross-signing code added in Synapse 1.5.0, which caused a performance regression. ([\#6494](https://github.com/matrix-org/synapse/issues/6494)) Improved Documentation ---------------------- - Update documentation and variables in user contributed systemd reference file. ([\#6369](https://github.com/matrix-org/synapse/issues/6369), [\#6490](https://github.com/matrix-org/synapse/issues/6490)) - Fix link in the user directory documentation. ([\#6388](https://github.com/matrix-org/synapse/issues/6388)) - Add build instructions to the docker readme. ([\#6390](https://github.com/matrix-org/synapse/issues/6390)) - Switch Ubuntu package install recommendation to use python3 packages in INSTALL.md. ([\#6443](https://github.com/matrix-org/synapse/issues/6443)) - Write some docs for the quarantine_media api. ([\#6458](https://github.com/matrix-org/synapse/issues/6458)) - Convert CONTRIBUTING.rst to markdown (among other small fixes). ([\#6461](https://github.com/matrix-org/synapse/issues/6461)) Deprecations and Removals ------------------------- - Remove admin/v1/users_paginate endpoint. Contributed by Awesome Technologies Innovationslabor GmbH. ([\#5925](https://github.com/matrix-org/synapse/issues/5925)) - Remove fallback for federation with old servers which lack the /federation/v1/state_ids API. ([\#6488](https://github.com/matrix-org/synapse/issues/6488)) Internal Changes ---------------- - Add benchmarks for structured logging and improve output performance. ([\#6266](https://github.com/matrix-org/synapse/issues/6266)) - Improve the performance of outputting structured logging. ([\#6322](https://github.com/matrix-org/synapse/issues/6322)) - Refactor some code in the event authentication path for clarity. ([\#6343](https://github.com/matrix-org/synapse/issues/6343), [\#6468](https://github.com/matrix-org/synapse/issues/6468), [\#6480](https://github.com/matrix-org/synapse/issues/6480)) - Clean up some unnecessary quotation marks around the codebase. ([\#6362](https://github.com/matrix-org/synapse/issues/6362)) - Complain on startup instead of 500'ing during runtime when `public_baseurl` isn't set when necessary. ([\#6379](https://github.com/matrix-org/synapse/issues/6379)) - Add a test scenario to make sure room history purges don't break `/messages` in the future. ([\#6392](https://github.com/matrix-org/synapse/issues/6392)) - Clarifications for the email configuration settings. ([\#6423](https://github.com/matrix-org/synapse/issues/6423)) - Add more tests to the blacklist when running in worker mode. ([\#6429](https://github.com/matrix-org/synapse/issues/6429)) - Refactor data store layer to support multiple databases in the future. ([\#6454](https://github.com/matrix-org/synapse/issues/6454), [\#6464](https://github.com/matrix-org/synapse/issues/6464), [\#6469](https://github.com/matrix-org/synapse/issues/6469), [\#6487](https://github.com/matrix-org/synapse/issues/6487)) - Port synapse.rest.client.v1 to async/await. ([\#6482](https://github.com/matrix-org/synapse/issues/6482)) - Port synapse.rest.client.v2_alpha to async/await. ([\#6483](https://github.com/matrix-org/synapse/issues/6483)) - Port SyncHandler to async/await. ([\#6484](https://github.com/matrix-org/synapse/issues/6484)) -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEETQ1YthIGLQRddG54CTxDAAxPS/QFAl3uYYkACgkQCTxDAAxP S/QWMQ/8CKgO5cFl6kMxS6EjZJ6C8rA2QxP0iEcveqMj++yT3pQmdtQ5zzO100tS ZZYAdQbHkk/HWW8TIUtlxC+pcb9ZL0sZejY6dXzhD0dBVkFfhXQhJeFAkZnlf5lu CR8/kKTJ9IMgL6WtseOCoZQV/N9ifurWqqb8d0J5H5w1i//CP8opUQTn1a7lUzgm +1KleBv+A+gfltcm+NuC3+Q0GJNqfmtjcneOGwXXiuS3Ux8r2uLpbQsQfuNMMRkP ItmLJLy8hkP2yncrM9NE1Jkh0uOwcBJczbmT1OpXDIJiueFl7FxLKFXQM17QrpOT AqVDnVTlXfTDvWFeFstNz84uceXz98tLKZIl0X0inkN/wo3ZxMmzzxQw2Ob55ZPY pT6oC1gm0bGNQ/smEonyMM3z0ir7OfAce/tFQigfo59qeA08uzeckWkWpiXTbmy5 xu2lomhpQABBNBhEnVpm4+dMXeXWzz1NtkeC6auBn+eX19JqlWZM9WcuNfv4rC+M eg5mwv2qERBA+qLsZQLy0dEMUy9fIrjd0GklMl6GUKYiSAsbDIptYMZl504D9Emc adTY63BT7TTiu64lr+CiQ9BbWQkGJxM1MQ8BoYyaKvgtahmOi+0Y5R0RGmrG6Hju UhgMdjmt5HnN0wiepBFCth9nJq+XDdyls8xAKGtSzGt129krBP4= =queo -----END PGP SIGNATURE----- Merge tag 'v1.7.0rc1' into develop Synapse 1.7.0rc1 (2019-12-09) ============================= Features -------- - Implement per-room message retention policies. ([\#5815](https://github.com/matrix-org/synapse/issues/5815), [\#6436](https://github.com/matrix-org/synapse/issues/6436)) - Add etag and count fields to key backup endpoints to help clients guess if there are new keys. ([\#5858](https://github.com/matrix-org/synapse/issues/5858)) - Add `/admin/v2/users` endpoint with pagination. Contributed by Awesome Technologies Innovationslabor GmbH. ([\#5925](https://github.com/matrix-org/synapse/issues/5925)) - Require User-Interactive Authentication for `/account/3pid/add`, meaning the user's password will be required to add a third-party ID to their account. ([\#6119](https://github.com/matrix-org/synapse/issues/6119)) - Implement the `/_matrix/federation/unstable/net.atleastfornow/state/<context>` API as drafted in MSC2314. ([\#6176](https://github.com/matrix-org/synapse/issues/6176)) - Configure privacy-preserving settings by default for the room directory. ([\#6354](https://github.com/matrix-org/synapse/issues/6354)) - Add ephemeral messages support by partially implementing [MSC2228](https://github.com/matrix-org/matrix-doc/pull/2228). ([\#6409](https://github.com/matrix-org/synapse/issues/6409)) - Add support for [MSC 2367](https://github.com/matrix-org/matrix-doc/pull/2367), which allows specifying a reason on all membership events. ([\#6434](https://github.com/matrix-org/synapse/issues/6434)) Bugfixes -------- - Transfer non-standard power levels on room upgrade. ([\#6237](https://github.com/matrix-org/synapse/issues/6237)) - Fix error from the Pillow library when uploading RGBA images. ([\#6241](https://github.com/matrix-org/synapse/issues/6241)) - Correctly apply the event filter to the `state`, `events_before` and `events_after` fields in the response to `/context` requests. ([\#6329](https://github.com/matrix-org/synapse/issues/6329)) - Fix caching devices for remote users when using workers, so that we don't attempt to refetch (and potentially fail) each time a user requests devices. ([\#6332](https://github.com/matrix-org/synapse/issues/6332)) - Prevent account data syncs getting lost across TCP replication. ([\#6333](https://github.com/matrix-org/synapse/issues/6333)) - Fix bug: TypeError in `register_user()` while using LDAP auth module. ([\#6406](https://github.com/matrix-org/synapse/issues/6406)) - Fix an intermittent exception when handling read-receipts. ([\#6408](https://github.com/matrix-org/synapse/issues/6408)) - Fix broken guest registration when there are existing blocks of numeric user IDs. ([\#6420](https://github.com/matrix-org/synapse/issues/6420)) - Fix startup error when http proxy is defined. ([\#6421](https://github.com/matrix-org/synapse/issues/6421)) - Fix error when using synapse_port_db on a vanilla synapse db. ([\#6449](https://github.com/matrix-org/synapse/issues/6449)) - Fix uploading multiple cross signing signatures for the same user. ([\#6451](https://github.com/matrix-org/synapse/issues/6451)) - Fix bug which lead to exceptions being thrown in a loop when a cross-signed device is deleted. ([\#6462](https://github.com/matrix-org/synapse/issues/6462)) - Fix `synapse_port_db` not exiting with a 0 code if something went wrong during the port process. ([\#6470](https://github.com/matrix-org/synapse/issues/6470)) - Improve sanity-checking when receiving events over federation. ([\#6472](https://github.com/matrix-org/synapse/issues/6472)) - Fix inaccurate per-block Prometheus metrics. ([\#6491](https://github.com/matrix-org/synapse/issues/6491)) - Fix small performance regression for sending invites. ([\#6493](https://github.com/matrix-org/synapse/issues/6493)) - Back out cross-signing code added in Synapse 1.5.0, which caused a performance regression. ([\#6494](https://github.com/matrix-org/synapse/issues/6494)) Improved Documentation ---------------------- - Update documentation and variables in user contributed systemd reference file. ([\#6369](https://github.com/matrix-org/synapse/issues/6369), [\#6490](https://github.com/matrix-org/synapse/issues/6490)) - Fix link in the user directory documentation. ([\#6388](https://github.com/matrix-org/synapse/issues/6388)) - Add build instructions to the docker readme. ([\#6390](https://github.com/matrix-org/synapse/issues/6390)) - Switch Ubuntu package install recommendation to use python3 packages in INSTALL.md. ([\#6443](https://github.com/matrix-org/synapse/issues/6443)) - Write some docs for the quarantine_media api. ([\#6458](https://github.com/matrix-org/synapse/issues/6458)) - Convert CONTRIBUTING.rst to markdown (among other small fixes). ([\#6461](https://github.com/matrix-org/synapse/issues/6461)) Deprecations and Removals ------------------------- - Remove admin/v1/users_paginate endpoint. Contributed by Awesome Technologies Innovationslabor GmbH. ([\#5925](https://github.com/matrix-org/synapse/issues/5925)) - Remove fallback for federation with old servers which lack the /federation/v1/state_ids API. ([\#6488](https://github.com/matrix-org/synapse/issues/6488)) Internal Changes ---------------- - Add benchmarks for structured logging and improve output performance. ([\#6266](https://github.com/matrix-org/synapse/issues/6266)) - Improve the performance of outputting structured logging. ([\#6322](https://github.com/matrix-org/synapse/issues/6322)) - Refactor some code in the event authentication path for clarity. ([\#6343](https://github.com/matrix-org/synapse/issues/6343), [\#6468](https://github.com/matrix-org/synapse/issues/6468), [\#6480](https://github.com/matrix-org/synapse/issues/6480)) - Clean up some unnecessary quotation marks around the codebase. ([\#6362](https://github.com/matrix-org/synapse/issues/6362)) - Complain on startup instead of 500'ing during runtime when `public_baseurl` isn't set when necessary. ([\#6379](https://github.com/matrix-org/synapse/issues/6379)) - Add a test scenario to make sure room history purges don't break `/messages` in the future. ([\#6392](https://github.com/matrix-org/synapse/issues/6392)) - Clarifications for the email configuration settings. ([\#6423](https://github.com/matrix-org/synapse/issues/6423)) - Add more tests to the blacklist when running in worker mode. ([\#6429](https://github.com/matrix-org/synapse/issues/6429)) - Refactor data store layer to support multiple databases in the future. ([\#6454](https://github.com/matrix-org/synapse/issues/6454), [\#6464](https://github.com/matrix-org/synapse/issues/6464), [\#6469](https://github.com/matrix-org/synapse/issues/6469), [\#6487](https://github.com/matrix-org/synapse/issues/6487)) - Port synapse.rest.client.v1 to async/await. ([\#6482](https://github.com/matrix-org/synapse/issues/6482)) - Port synapse.rest.client.v2_alpha to async/await. ([\#6483](https://github.com/matrix-org/synapse/issues/6483)) - Port SyncHandler to async/await. ([\#6484](https://github.com/matrix-org/synapse/issues/6484))	5 years ago
Neil Johnson	21aa0a458f	Update CHANGES.md	5 years ago
Andrew Morgan	5e8abe9013	Better errors regarding changing avatar_url (#6497)	5 years ago
Neil Johnson	24da1ffcb6	1.7.0rc1	5 years ago
Clifford Garwood II	96d35f1028	Systemd documentation (#6490)	5 years ago
Neil Johnson	adfdd82b21	Back out perf regression from get_cross_signing_keys_from_cache. (#6494) ... Back out cross-signing code added in Synapse 1.5.0, which caused a performance regression.	5 years ago
Erik Johnston	30e9adf32f	Merge pull request #6487 from matrix-org/erikj/pass_in_db ... Pass in Database object to data stores.	5 years ago
Erik Johnston	f166a8d1f5	Remove SnapshotCache in favour of ResponseCache	5 years ago
Erik Johnston	e1544b0af8	Merge pull request #6493 from matrix-org/erikj/invite_state_config ... Pull out room_invite_state_types config option once.	5 years ago