Matrix-Mirrors/forked-synapse
1
0
Fork 0
mirror of https://mau.dev/maunium/synapse.git synced 2024-10-01 01:36:05 -04:00
Code Issues Packages Projects Releases Wiki Activity

Faster joins: use servers list approximation in assert_host_in_room (#14515)

Browse Source 
Signed-off-by: Mathieu Velten <mathieuv@matrix.org>
This commit is contained in:
Mathieu Velten 2022-11-24 09:10:47 +01:00 committed by GitHub
parent f38d7d79c8
commit 3b4e150868
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 18 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
changelog.d/14515.misc Normal file
View File

@ -0,0 +1 @@
Faster joins: use servers list approximation received during `send_join` (potentially updated with received membership events) in `assert_host_in_room`.

28
synapse/handlers/event_auth.py
View File

@ -45,6 +45,7 @@ class EventAuthHandler:
def __init__(self, hs: "HomeServer"):
self._clock = hs.get_clock()
self._store = hs.get_datastores().main
self._state_storage_controller = hs.get_storage_controllers().state
self._server_name = hs.hostname
async def check_auth_rules_from_context(
@ -179,17 +180,22 @@ class EventAuthHandler:
this function may return an incorrect result as we are not able to fully
track server membership in a room without full state.
"""
if not allow_partial_state_rooms and await self._store.is_partial_state_room(
room_id
):
raise AuthError(
403,
"Unable to authorise you right now; room is partial-stated here.",
errcode=Codes.UNABLE_DUE_TO_PARTIAL_STATE,
)
if not await self.is_host_in_room(room_id, host):
raise AuthError(403, "Host not in room.")
if await self._store.is_partial_state_room(room_id):
if allow_partial_state_rooms:
current_hosts = await self._state_storage_controller.get_current_hosts_in_room_or_partial_state_approximation(
room_id
)
if host not in current_hosts:
raise AuthError(403, "Host not in room (partial-state approx).")
else:
raise AuthError(
403,
"Unable to authorise you right now; room is partial-stated here.",
errcode=Codes.UNABLE_DUE_TO_PARTIAL_STATE,
)
else:
if not await self.is_host_in_room(room_id, host):
raise AuthError(403, "Host not in room.")
async def check_restricted_join_rules(
self,