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Diffstat (limited to 'synapse/handlers/room_member.py')
-rw-r--r--synapse/handlers/room_member.py154
1 files changed, 74 insertions, 80 deletions
diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py

index cddc95413a..b7d3500775 100644 --- a/synapse/handlers/room_member.py +++ b/synapse/handlers/room_member.py
@@ -25,11 +25,12 @@ from twisted.internet import defer from synapse import types from synapse.api.constants import EventTypes, Membership from synapse.api.errors import AuthError, Codes, SynapseError -from synapse.api.ratelimiting import Ratelimiter from synapse.types import Collection, RoomID, UserID from synapse.util.async_helpers import Linearizer from synapse.util.distributor import user_joined_room, user_left_room +from ._base import BaseHandler + logger = logging.getLogger(__name__) @@ -69,7 +70,11 @@ class RoomMemberHandler(object): self._server_notices_mxid = self.config.server_notices_mxid self._enable_lookup = hs.config.enable_3pid_lookup self.allow_per_room_profiles = self.config.allow_per_room_profiles - self.ratelimiter = Ratelimiter() + + # This is only used to get at ratelimit function, and + # maybe_kick_guest_users. It's fine there are multiple of these as + # it doesn't store state. + self.base_handler = BaseHandler(hs) @abc.abstractmethod def _remote_join(self, requester, remote_room_hosts, room_id, user, content): @@ -138,8 +143,7 @@ class RoomMemberHandler(object): """ raise NotImplementedError() - @defer.inlineCallbacks - def _local_membership_update( + async def _local_membership_update( self, requester, target, @@ -160,7 +164,7 @@ class RoomMemberHandler(object): if requester.is_guest: content["kind"] = "guest" - event, context = yield self.event_creation_handler.create_event( + event, context = await self.event_creation_handler.create_event( requester, { "type": EventTypes.Member, @@ -178,18 +182,18 @@ class RoomMemberHandler(object): ) # Check if this event matches the previous membership event for the user. - duplicate = yield self.event_creation_handler.deduplicate_state_event( + duplicate = await self.event_creation_handler.deduplicate_state_event( event, context ) if duplicate is not None: # Discard the new event since this membership change is a no-op. return duplicate - yield self.event_creation_handler.handle_new_client_event( + await self.event_creation_handler.handle_new_client_event( requester, event, context, extra_users=[target], ratelimit=ratelimit ) - prev_state_ids = yield context.get_prev_state_ids() + prev_state_ids = await context.get_prev_state_ids() prev_member_event_id = prev_state_ids.get((EventTypes.Member, user_id), None) @@ -199,15 +203,15 @@ class RoomMemberHandler(object): # info. newly_joined = True if prev_member_event_id: - prev_member_event = yield self.store.get_event(prev_member_event_id) + prev_member_event = await self.store.get_event(prev_member_event_id) newly_joined = prev_member_event.membership != Membership.JOIN if newly_joined: - yield self._user_joined_room(target, room_id) + await self._user_joined_room(target, room_id) elif event.membership == Membership.LEAVE: if prev_member_event_id: - prev_member_event = yield self.store.get_event(prev_member_event_id) + prev_member_event = await self.store.get_event(prev_member_event_id) if prev_member_event.membership == Membership.JOIN: - yield self._user_left_room(target, room_id) + await self._user_left_room(target, room_id) return event @@ -249,8 +253,7 @@ class RoomMemberHandler(object): for tag, tag_content in room_tags.items(): yield self.store.add_tag_to_room(user_id, new_room_id, tag, tag_content) - @defer.inlineCallbacks - def update_membership( + async def update_membership( self, requester, target, @@ -288,8 +291,8 @@ class RoomMemberHandler(object): """ key = (room_id,) - with (yield self.member_linearizer.queue(key)): - result = yield self._update_membership( + with (await self.member_linearizer.queue(key)): + result = await self._update_membership( requester, target, room_id, @@ -305,8 +308,7 @@ class RoomMemberHandler(object): return result - @defer.inlineCallbacks - def _update_membership( + async def _update_membership( self, requester, target, @@ -342,7 +344,7 @@ class RoomMemberHandler(object): # if this is a join with a 3pid signature, we may need to turn a 3pid # invite into a normal invite before we can handle the join. if third_party_signed is not None: - yield self.federation_handler.exchange_third_party_invite( + await self.federation_handler.exchange_third_party_invite( third_party_signed["sender"], target.to_string(), room_id, @@ -353,7 +355,7 @@ class RoomMemberHandler(object): remote_room_hosts = [] if effective_membership_state not in ("leave", "ban"): - is_blocked = yield self.store.is_room_blocked(room_id) + is_blocked = await self.store.is_room_blocked(room_id) if is_blocked: raise SynapseError(403, "This room has been blocked on this server") @@ -372,7 +374,7 @@ class RoomMemberHandler(object): is_requester_admin = True else: - is_requester_admin = yield self.auth.is_server_admin(requester.user) + is_requester_admin = await self.auth.is_server_admin(requester.user) if not is_requester_admin: if self.config.block_non_admin_invites: @@ -382,7 +384,7 @@ class RoomMemberHandler(object): ) block_invite = True - is_published = yield self.store.is_room_published(room_id) + is_published = await self.store.is_room_published(room_id) if not self.spam_checker.user_may_invite( requester.user.to_string(), @@ -398,9 +400,9 @@ class RoomMemberHandler(object): if block_invite: raise SynapseError(403, "Invites have been disabled on this server") - latest_event_ids = yield self.store.get_prev_events_for_room(room_id) + latest_event_ids = await self.store.get_prev_events_for_room(room_id) - current_state_ids = yield self.state_handler.get_current_state_ids( + current_state_ids = await self.state_handler.get_current_state_ids( room_id, latest_event_ids=latest_event_ids ) @@ -409,7 +411,7 @@ class RoomMemberHandler(object): # transitions and generic otherwise old_state_id = current_state_ids.get((EventTypes.Member, target.to_string())) if old_state_id: - old_state = yield self.store.get_event(old_state_id, allow_none=True) + old_state = await self.store.get_event(old_state_id, allow_none=True) old_membership = old_state.content.get("membership") if old_state else None if action == "unban" and old_membership != "ban": raise SynapseError( @@ -441,7 +443,7 @@ class RoomMemberHandler(object): old_membership == Membership.INVITE and effective_membership_state == Membership.LEAVE ): - is_blocked = yield self._is_server_notice_room(room_id) + is_blocked = await self._is_server_notice_room(room_id) if is_blocked: raise SynapseError( http_client.FORBIDDEN, @@ -452,11 +454,11 @@ class RoomMemberHandler(object): if action == "kick": raise AuthError(403, "The target user is not in the room") - is_host_in_room = yield self._is_host_in_room(current_state_ids) + is_host_in_room = await self._is_host_in_room(current_state_ids) if effective_membership_state == Membership.JOIN: if requester.is_guest: - guest_can_join = yield self._can_guest_join(current_state_ids) + guest_can_join = await self._can_guest_join(current_state_ids) if not guest_can_join: # This should be an auth check, but guests are a local concept, # so don't really fit into the general auth process. @@ -470,9 +472,9 @@ class RoomMemberHandler(object): is_requester_admin = True else: - is_requester_admin = yield self.auth.is_server_admin(requester.user) + is_requester_admin = await self.auth.is_server_admin(requester.user) - inviter = yield self._get_inviter(target.to_string(), room_id) + inviter = await self._get_inviter(target.to_string(), room_id) if not is_requester_admin: # We assume that if the spam checker allowed the user to create # a room then they're allowed to join it. @@ -482,6 +484,7 @@ class RoomMemberHandler(object): raise SynapseError(403, "Not allowed to join this room") if not is_host_in_room: + inviter = await self._get_inviter(target.to_string(), room_id) if inviter and not self.hs.is_mine(inviter): remote_room_hosts.append(inviter.domain) @@ -489,13 +492,13 @@ class RoomMemberHandler(object): profile = self.profile_handler if not content_specified: - content["displayname"] = yield profile.get_displayname(target) - content["avatar_url"] = yield profile.get_avatar_url(target) + content["displayname"] = await profile.get_displayname(target) + content["avatar_url"] = await profile.get_avatar_url(target) if requester.is_guest: content["kind"] = "guest" - remote_join_response = yield self._remote_join( + remote_join_response = await self._remote_join( requester, remote_room_hosts, room_id, target, content ) @@ -504,7 +507,7 @@ class RoomMemberHandler(object): elif effective_membership_state == Membership.LEAVE: if not is_host_in_room: # perhaps we've been invited - inviter = yield self._get_inviter(target.to_string(), room_id) + inviter = await self._get_inviter(target.to_string(), room_id) if not inviter: raise SynapseError(404, "Not a known room") @@ -518,12 +521,12 @@ class RoomMemberHandler(object): else: # send the rejection to the inviter's HS. remote_room_hosts = remote_room_hosts + [inviter.domain] - res = yield self._remote_reject_invite( + res = await self._remote_reject_invite( requester, remote_room_hosts, room_id, target, content, ) return res - res = yield self._local_membership_update( + res = await self._local_membership_update( requester=requester, target=target, room_id=room_id, @@ -565,6 +568,9 @@ class RoomMemberHandler(object): yield self.store.set_room_is_public(old_room_id, False) yield self.store.set_room_is_public(room_id, True) + # Transfer alias mappings in the room directory + yield self.store.update_aliases_for_room(old_room_id, room_id) + # Check if any groups we own contain the predecessor room local_group_ids = yield self.store.get_local_groups_for_room(old_room_id) for group_id in local_group_ids: @@ -615,8 +621,7 @@ class RoomMemberHandler(object): ) continue - @defer.inlineCallbacks - def send_membership_event(self, requester, event, context, ratelimit=True): + async def send_membership_event(self, requester, event, context, ratelimit=True): """ Change the membership status of a user in a room. @@ -642,27 +647,27 @@ class RoomMemberHandler(object): else: requester = types.create_requester(target_user) - prev_event = yield self.event_creation_handler.deduplicate_state_event( + prev_event = await self.event_creation_handler.deduplicate_state_event( event, context ) if prev_event is not None: return - prev_state_ids = yield context.get_prev_state_ids() + prev_state_ids = await context.get_prev_state_ids() if event.membership == Membership.JOIN: if requester.is_guest: - guest_can_join = yield self._can_guest_join(prev_state_ids) + guest_can_join = await self._can_guest_join(prev_state_ids) if not guest_can_join: # This should be an auth check, but guests are a local concept, # so don't really fit into the general auth process. raise AuthError(403, "Guest access not allowed") if event.membership not in (Membership.LEAVE, Membership.BAN): - is_blocked = yield self.store.is_room_blocked(room_id) + is_blocked = await self.store.is_room_blocked(room_id) if is_blocked: raise SynapseError(403, "This room has been blocked on this server") - yield self.event_creation_handler.handle_new_client_event( + await self.event_creation_handler.handle_new_client_event( requester, event, context, extra_users=[target_user], ratelimit=ratelimit ) @@ -676,15 +681,15 @@ class RoomMemberHandler(object): # info. newly_joined = True if prev_member_event_id: - prev_member_event = yield self.store.get_event(prev_member_event_id) + prev_member_event = await self.store.get_event(prev_member_event_id) newly_joined = prev_member_event.membership != Membership.JOIN if newly_joined: - yield self._user_joined_room(target_user, room_id) + await self._user_joined_room(target_user, room_id) elif event.membership == Membership.LEAVE: if prev_member_event_id: - prev_member_event = yield self.store.get_event(prev_member_event_id) + prev_member_event = await self.store.get_event(prev_member_event_id) if prev_member_event.membership == Membership.JOIN: - yield self._user_left_room(target_user, room_id) + await self._user_left_room(target_user, room_id) @defer.inlineCallbacks def _can_guest_join(self, current_state_ids): @@ -742,8 +747,7 @@ class RoomMemberHandler(object): if invite: return UserID.from_string(invite.sender) - @defer.inlineCallbacks - def do_3pid_invite( + async def do_3pid_invite( self, room_id, inviter, @@ -756,7 +760,7 @@ class RoomMemberHandler(object): id_access_token=None, ): if self.config.block_non_admin_invites: - is_requester_admin = yield self.auth.is_server_admin(requester.user) + is_requester_admin = await self.auth.is_server_admin(requester.user) if not is_requester_admin: raise SynapseError( 403, "Invites have been disabled on this server", Codes.FORBIDDEN @@ -764,15 +768,9 @@ class RoomMemberHandler(object): # We need to rate limit *before* we send out any 3PID invites, so we # can't just rely on the standard ratelimiting of events. - self.ratelimiter.ratelimit( - requester.user.to_string(), - time_now_s=self.hs.clock.time(), - rate_hz=self.hs.config.rc_third_party_invite.per_second, - burst_count=self.hs.config.rc_third_party_invite.burst_count, - update=True, - ) + await self.base_handler.ratelimit(requester) - can_invite = yield self.third_party_event_rules.check_threepid_can_be_invited( + can_invite = await self.third_party_event_rules.check_threepid_can_be_invited( medium, address, room_id ) if not can_invite: @@ -782,7 +780,7 @@ class RoomMemberHandler(object): Codes.FORBIDDEN, ) - can_invite = yield self.third_party_event_rules.check_threepid_can_be_invited( + can_invite = await self.third_party_event_rules.check_threepid_can_be_invited( medium, address, room_id ) if not can_invite: @@ -797,11 +795,11 @@ class RoomMemberHandler(object): 403, "Looking up third-party identifiers is denied from this server" ) - invitee = yield self.identity_handler.lookup_3pid( + invitee = await self.identity_handler.lookup_3pid( id_server, medium, address, id_access_token ) - is_published = yield self.store.is_room_published(room_id) + is_published = await self.store.is_room_published(room_id) if not self.spam_checker.user_may_invite( requester.user.to_string(), @@ -815,11 +813,11 @@ class RoomMemberHandler(object): raise SynapseError(403, "Invites have been disabled on this server") if invitee: - yield self.update_membership( + await self.update_membership( requester, UserID.from_string(invitee), room_id, "invite", txn_id=txn_id ) else: - yield self._make_and_store_3pid_invite( + await self._make_and_store_3pid_invite( requester, id_server, medium, @@ -830,8 +828,7 @@ class RoomMemberHandler(object): id_access_token=id_access_token, ) - @defer.inlineCallbacks - def _make_and_store_3pid_invite( + async def _make_and_store_3pid_invite( self, requester, id_server, @@ -842,7 +839,7 @@ class RoomMemberHandler(object): txn_id, id_access_token=None, ): - room_state = yield self.state_handler.get_current_state(room_id) + room_state = await self.state_handler.get_current_state(room_id) inviter_display_name = "" inviter_avatar_url = "" @@ -880,7 +877,7 @@ class RoomMemberHandler(object): public_keys, fallback_public_key, display_name, - ) = yield self.identity_handler.ask_id_server_for_third_party_invite( + ) = await self.identity_handler.ask_id_server_for_third_party_invite( requester=requester, id_server=id_server, medium=medium, @@ -896,7 +893,7 @@ class RoomMemberHandler(object): id_access_token=id_access_token, ) - yield self.event_creation_handler.create_and_send_nonmember_event( + await self.event_creation_handler.create_and_send_nonmember_event( requester, { "type": EventTypes.ThirdPartyInvite, @@ -990,8 +987,7 @@ class RoomMemberMasterHandler(RoomMemberHandler): return complexity["v1"] > max_complexity - @defer.inlineCallbacks - def _remote_join(self, requester, remote_room_hosts, room_id, user, content): + async def _remote_join(self, requester, remote_room_hosts, room_id, user, content): """Implements RoomMemberHandler._remote_join """ # filter ourselves out of remote_room_hosts: do_invite_join ignores it @@ -1006,7 +1002,7 @@ class RoomMemberMasterHandler(RoomMemberHandler): if self.hs.config.limit_remote_rooms.enabled: # Fetch the room complexity - too_complex = yield self._is_remote_room_too_complex( + too_complex = await self._is_remote_room_too_complex( room_id, remote_room_hosts ) if too_complex is True: @@ -1020,12 +1016,10 @@ class RoomMemberMasterHandler(RoomMemberHandler): # join dance for now, since we're kinda implicitly checking # that we are allowed to join when we decide whether or not we # need to do the invite/join dance. - yield defer.ensureDeferred( - self.federation_handler.do_invite_join( - remote_room_hosts, room_id, user.to_string(), content - ) + await self.federation_handler.do_invite_join( + remote_room_hosts, room_id, user.to_string(), content ) - yield self._user_joined_room(user, room_id) + await self._user_joined_room(user, room_id) # Check the room we just joined wasn't too large, if we didn't fetch the # complexity of it before. @@ -1035,7 +1029,7 @@ class RoomMemberMasterHandler(RoomMemberHandler): return # Check again, but with the local state events - too_complex = yield self._is_local_room_too_complex(room_id) + too_complex = await self._is_local_room_too_complex(room_id) if too_complex is False: # We're under the limit. @@ -1043,7 +1037,7 @@ class RoomMemberMasterHandler(RoomMemberHandler): # The room is too large. Leave. requester = types.create_requester(user, None, False, None) - yield self.update_membership( + await self.update_membership( requester=requester, target=user, room_id=room_id, action="leave" ) raise SynapseError( @@ -1081,12 +1075,12 @@ class RoomMemberMasterHandler(RoomMemberHandler): def _user_joined_room(self, target, room_id): """Implements RoomMemberHandler._user_joined_room """ - return user_joined_room(self.distributor, target, room_id) + return defer.succeed(user_joined_room(self.distributor, target, room_id)) def _user_left_room(self, target, room_id): """Implements RoomMemberHandler._user_left_room """ - return user_left_room(self.distributor, target, room_id) + return defer.succeed(user_left_room(self.distributor, target, room_id)) @defer.inlineCallbacks def forget(self, user, room_id):