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Merge pull request #2502 from matrix-org/dbkr/allow_dms_to_admins

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Spam checking: add the invitee to user_may_invite
This commit is contained in:
David Baker 2017-10-05 14:14:13 +01:00 committed by GitHub
commit 5de926d66f
3 changed files with 10 additions and 8 deletions
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4
synapse/events/spamcheck.py
View File

@ -46,7 +46,7 @@ class SpamChecker(object):
return self.spam_checker.check_event_for_spam(event) return self.spam_checker.check_event_for_spam(event)
def user_may_invite(self, userid, room_id): def user_may_invite(self, inviter_userid, invitee_userid, room_id):
"""Checks if a given user may send an invite """Checks if a given user may send an invite
If this method returns false, the invite will be rejected. If this method returns false, the invite will be rejected.
@ -60,7 +60,7 @@ class SpamChecker(object):
if self.spam_checker is None: if self.spam_checker is None:
return True return True
return self.spam_checker.user_may_invite(userid, room_id) return self.spam_checker.user_may_invite(inviter_userid, invitee_userid, room_id)
def user_may_create_room(self, userid): def user_may_create_room(self, userid):
"""Checks if a given user may create a room """Checks if a given user may create a room

12
synapse/handlers/federation.py
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@ -1071,6 +1071,9 @@ class FederationHandler(BaseHandler):
""" """
event = pdu event = pdu
if event.state_key is None:
raise SynapseError(400, "The invite event did not have a state key")
is_blocked = yield self.store.is_room_blocked(event.room_id) is_blocked = yield self.store.is_room_blocked(event.room_id)
if is_blocked: if is_blocked:
raise SynapseError(403, "This room has been blocked on this server") raise SynapseError(403, "This room has been blocked on this server")
@ -1078,9 +1081,11 @@ class FederationHandler(BaseHandler):
if self.hs.config.block_non_admin_invites: if self.hs.config.block_non_admin_invites:
raise SynapseError(403, "This server does not accept room invites") raise SynapseError(403, "This server does not accept room invites")
if not self.spam_checker.user_may_invite(event.sender, event.room_id): if not self.spam_checker.user_may_invite(
event.sender, event.state_key, event.room_id,
):
raise SynapseError( raise SynapseError(
403, "This user is not permitted to send invites to this server" 403, "This user is not permitted to send invites to this server/user"
) )
membership = event.content.get("membership") membership = event.content.get("membership")
@ -1091,9 +1096,6 @@ class FederationHandler(BaseHandler):
if sender_domain != origin: if sender_domain != origin:
raise SynapseError(400, "The invite event was not from the server sending it") raise SynapseError(400, "The invite event was not from the server sending it")
if event.state_key is None:
raise SynapseError(400, "The invite event did not have a state key")
if not self.is_mine_id(event.state_key): if not self.is_mine_id(event.state_key):
raise SynapseError(400, "The invite event must be for this server") raise SynapseError(400, "The invite event must be for this server")

2
synapse/handlers/room_member.py
View File

@ -225,7 +225,7 @@ class RoomMemberHandler(BaseHandler):
block_invite = True block_invite = True
if not self.spam_checker.user_may_invite( if not self.spam_checker.user_may_invite(
requester.user.to_string(), room_id, requester.user.to_string(), target.to_string(), room_id,
): ):
logger.info("Blocking invite due to spam checker") logger.info("Blocking invite due to spam checker")
block_invite = True block_invite = True