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Ignore EDUs for rooms we're not in (#10317)

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Dagfinn Ilmari Mannsåker 2021-07-06 14:31:13 +01:00 • committed by GitHub
parent bcb0962a72
commit 47e28b4031
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14
synapse/handlers/typing.py
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@ -208,6 +208,7 @@ class TypingWriterHandler(FollowerTypingHandler):
self.auth = hs.get_auth()
self.notifier = hs.get_notifier()
self.event_auth_handler = hs.get_event_auth_handler()
self.hs = hs
@ -326,6 +327,19 @@ class TypingWriterHandler(FollowerTypingHandler):
room_id = content["room_id"]
user_id = content["user_id"]
# If we're not in the room just ditch the event entirely. This is
# probably an old server that has come back and thinks we're still in
# the room (or we've been rejoined to the room by a state reset).
is_in_room = await self.event_auth_handler.check_host_in_room(
room_id, self.server_name
)
if not is_in_room:
logger.info(
"Ignoring typing update from %s as we're not in the room",
origin,
)
return
member = RoomMember(user_id=user_id, room_id=room_id)
# Check that the string is a valid user id