* commit '2832ef5bb':
1.20.0rc3
Fix the exception that is raised when invalid JSON is encountered. (#8291)
Remove shared rooms info from upgrade/workers doc as it's still experimental (#8290)
* commit 'a3a90ee03':
Show a confirmation page during user password reset (#8004)
Do not error when thumbnailing invalid files (#8236)
Remove some unused distributor signals (#8216)
Fixup pusher pool notifications (#8287)
Revert "Fixup pusher pool notifications"
Fixup pusher pool notifications
* commit '453dfe210':
blacklist MSC2753 sytests until it's implemented in synapse (#8285)
Don't remember `enabled` of deleted push rules and properly return 404 for missing push rules in `.../actions` and `.../enabled` (#7796)
* commit 'e45b83411':
Add types to async_helpers (#8260)
Fix mypy error on develop (#8282)
Include method in thumbnail media name (#7124)
Add types to StreamToken and RoomStreamToken (#8279)
Add a config option for validating 'next_link' parameters against a domain whitelist (#8275)
Clean up types for PaginationConfig (#8250)
Use the right constructor for log records (#8278)
Fix `MultiWriterIdGenerator.current_position`. (#8257)
* commit 'cca03dbec':
fix typo
s/fixes/fix/
Directly import json from the standard library. (#8259)
Allow for make_awaitable's return value to be re-used. (#8261)
Rename 'populate_stats_process_rooms_2' background job back to 'populate_stats_process_rooms' again (#8243)
* commit '525efab61':
1.20.0rc1
Systemd docs: configure workers to start after main process. (#8276)
Only add rows to the push actions table if the event notifies or should be marked unread (#8274)
Avoid table-scanning users at startup (#8271)
Fix unread count failing on NULL values (#8270)
Add more logging to debug slow startup (#8264)
Refuse to upgrade database on worker processes (#8266)
* commit '7586fdf1e':
Bump canonicaljson to version 1.4.0 (#8262)
Run database updates in a transaction (#8265)
Add tests for `last_successful_stream_ordering` (#8258)
* commit '17fa4c7ca':
Catch up after Federation Outage (split, 2): Track last successful stream ordering after transmission (#8247)
Catch-up after Federation Outage (split, 1) (#8230)
Fix type signature in simple_select_one_onecol and friends (#8241)
Stop sub-classing object (#8249)
* commit 'be16ee59a':
Add type hints to more handlers (#8244)
Remove obsolete order field in `send_new_transaction` (#8245)
Split fetching device keys and signatures into two transactions (#8233)
* commit '208e1d3eb':
Fix typing for `@cached` wrapped functions (#8240)
Remove useless changelog about reverting a #8239.
Revert pinning of setuptools (#8239)
Fix typing for SyncHandler (#8237)
wrap `_get_e2e_device_keys_and_signatures_txn` in a non-txn method (#8231)
Add an overload for simple_select_one_onecol_txn. (#8235)
* commit '0d4f614fd':
Refactor `_get_e2e_device_keys_for_federation_query_txn` (#8225)
Add experimental support for sharding event persister. (#8170)
Add /user/{user_id}/shared_rooms/ api (#7785)
Do not try to store invalid data in the stats table (#8226)
Convert the main methods run by the reactor to async. (#8213)
* commit 'abeab964d':
Make _get_e2e_device_keys_and_signatures_txn return an attrs (#8224)
Fix errors when updating the user directory with invalid data (#8223)
Explain better what GDPR-erased means (#8189)
Convert additional databases to async/await part 3 (#8201)
Convert appservice code to async/await. (#8207)
Rename `_get_e2e_device_keys_txn` (#8222)
* commit '5bf8e5f55':
Convert the well known resolver to async (#8214)
Convert additional databases to async/await part 2 (#8200)
Make MultiWriterIDGenerator work for streams that use negative stream IDs (#8203)
Do not install setuptools 50.0. (#8212)
Move and rename `get_devices_with_keys_by_user` (#8204)
Rename `get_e2e_device_keys` to better reflect its purpose (#8205)
Add a comment about _LimitedHostnameResolver
* commit 'd58fda99f':
Convert `event_push_actions`, `registration`, and `roommember` datastores to async (#8197)
Only return devices with keys from `/federation/v1/user/devices/` (#8198)
* commit 'a466b6797':
Reduce run-times of tests by advancing the reactor less (#7757)
Update debian systemd service to use Type=notify (#8169)
Remove remaining is_guest argument uses from get_room_data calls (#8181)
Do not propagate typing notifications from shadow-banned users. (#8176)
Remove unused parameter from, and add safeguard in, get_room_data (#8174)
Add required Debian dependencies to allow docker builds on the arm platform (#8144)
Allow running mypy directly. (#8175)
Update the test federation client to handle streaming responses (#8130)
Do not propagate profile changes of shadow-banned users into rooms. (#8157)
Make SlavedIdTracker.advance have same interface as MultiWriterIDGenerator (#8171)
Convert simple_select_one and simple_select_one_onecol to async (#8162)
* commit '56efa9ec7': (22 commits)
Fix rate limiting unit tests. (#8167)
Add functions to `MultiWriterIdGen` used by events stream (#8164)
Do not allow send_nonmember_event to be called with shadow-banned users. (#8158)
Changelog fixes
Make StreamIdGen `get_next` and `get_next_mult` async (#8161)
Wording fixes to 'name' user admin api filter (#8163)
Fix missing double-backtick in RST document
Search in columns 'name' and 'displayname' in the admin users endpoint (#7377)
Add type hints for state. (#8140)
Stop shadow-banned users from sending non-member events. (#8142)
Allow capping a room's retention policy (#8104)
Add healthcheck for default localhost 8008 port on /health endpoint. (#8147)
Fix flaky shadow-ban tests. (#8152)
Don't fail /submit_token requests on incorrect session ID if request_token_inhibit_3pid_errors is turned on (#7991)
Do not apply ratelimiting on joins to appservices (#8139)
Micro-optimisations to get_auth_chain_ids (#8132)
Allow denying or shadow banning registrations via the spam checker (#8034)
Stop shadow-banned users from sending invites. (#8095)
Be more tolerant of membership events in unknown rooms (#8110)
Improve the error code when trying to register using a name reserved for guests. (#8135)
...
* commit 'c9c544cda':
Remove `ChainedIdGenerator`. (#8123)
Switch the JSON byte producer from a pull to a push producer. (#8116)
Updated docs: Added note about missing 308 redirect support. (#8120)
Be stricter about JSON that is accepted by Synapse (#8106)
Convert runWithConnection to async. (#8121)
Remove the unused inlineCallbacks code-paths in the caching code (#8119)
Separate `get_current_token` into two. (#8113)
Convert events worker database to async/await. (#8071)
Add a link to the matrix-synapse-rest-password-provider. (#8111)
* commit '3c01724b3':
Fix the return type of send_nonmember_events. (#8112)
Remove : from allowed client_secret chars (#8101)
Rename changelog from bugfix to misc.
Iteratively encode JSON responses to avoid blocking the reactor. (#8013)
Return the previous stream token if a non-member event is a duplicate. (#8093)
* commit 'e04e465b4':
Use the default templates when a custom template file cannot be found (#8037)
Changelog changes
Convert stream database to async/await. (#8074)
Add a shadow-banned flag to users. (#8092)
Convert pusher databases to async/await. (#8075)
Convert receipts and events databases to async/await. (#8076)
* commit 'dc22090a6':
Add type hints to synapse.handlers.room (#8090)
Remove some unused database functions. (#8085)
Convert misc database code to async (#8087)
Remove a space at the start of a changelog entry.
