diff options
Diffstat (limited to 'synapse/handlers/directory.py')
| -rw-r--r-- | synapse/handlers/directory.py | 74 |
1 files changed, 35 insertions, 39 deletions
diff --git a/synapse/handlers/directory.py b/synapse/handlers/directory.py index f2f16b1e43..46826eb784 100644 --- a/synapse/handlers/directory.py +++ b/synapse/handlers/directory.py @@ -17,14 +17,13 @@ import logging import string from typing import Iterable, List, Optional -from twisted.internet import defer - from synapse.api.constants import MAX_ALIAS_LENGTH, EventTypes from synapse.api.errors import ( AuthError, CodeMessageException, Codes, NotFoundError, + ShadowBanError, StoreError, SynapseError, ) @@ -55,8 +54,7 @@ class DirectoryHandler(BaseHandler): self.spam_checker = hs.get_spam_checker() - @defer.inlineCallbacks - def _create_association( + async def _create_association( self, room_alias: RoomAlias, room_id: str, @@ -76,13 +74,13 @@ class DirectoryHandler(BaseHandler): # TODO(erikj): Add transactions. # TODO(erikj): Check if there is a current association. if not servers: - users = yield self.state.get_current_users_in_room(room_id) + users = await self.state.get_current_users_in_room(room_id) servers = {get_domain_from_id(u) for u in users} if not servers: raise SynapseError(400, "Failed to get server list") - yield self.store.create_room_alias_association( + await self.store.create_room_alias_association( room_alias, room_id, servers, creator=creator ) @@ -93,7 +91,7 @@ class DirectoryHandler(BaseHandler): room_id: str, servers: Optional[List[str]] = None, check_membership: bool = True, - ): + ) -> None: """Attempt to create a new alias Args: @@ -103,9 +101,6 @@ class DirectoryHandler(BaseHandler): servers: Iterable of servers that others servers should try and join via check_membership: Whether to check if the user is in the room before the alias can be set (if the server's config requires it). - - Returns: - Deferred """ user_id = requester.user.to_string() @@ -148,7 +143,7 @@ class DirectoryHandler(BaseHandler): # per alias creation rule? raise SynapseError(403, "Not allowed to create alias") - can_create = await self.can_modify_alias(room_alias, user_id=user_id) + can_create = self.can_modify_alias(room_alias, user_id=user_id) if not can_create: raise AuthError( 400, @@ -158,7 +153,9 @@ class DirectoryHandler(BaseHandler): await self._create_association(room_alias, room_id, servers, creator=user_id) - async def delete_association(self, requester: Requester, room_alias: RoomAlias): + async def delete_association( + self, requester: Requester, room_alias: RoomAlias + ) -> str: """Remove an alias from the directory (this is only meant for human users; AS users should call @@ -169,7 +166,7 @@ class DirectoryHandler(BaseHandler): room_alias Returns: - Deferred[unicode]: room id that the alias used to point to + room id that the alias used to point to Raises: NotFoundError: if the alias doesn't exist @@ -191,7 +188,7 @@ class DirectoryHandler(BaseHandler): if not can_delete: raise AuthError(403, "You don't have permission to delete the alias.") - can_delete = await self.can_modify_alias(room_alias, user_id=user_id) + can_delete = self.can_modify_alias(room_alias, user_id=user_id) if not can_delete: raise SynapseError( 400, @@ -203,13 +200,14 @@ class DirectoryHandler(BaseHandler): try: await self._update_canonical_alias(requester, user_id, room_id, room_alias) + except ShadowBanError as e: + logger.info("Failed to update alias events due to shadow-ban: %s", e) except AuthError as e: logger.info("Failed to update alias events: %s", e) return room_id - @defer.inlineCallbacks - def delete_appservice_association( + async def delete_appservice_association( self, service: ApplicationService, room_alias: RoomAlias ): if not service.is_interested_in_alias(room_alias.to_string()): @@ -218,29 +216,27 @@ class DirectoryHandler(BaseHandler): "This application service has not reserved this kind of alias", errcode=Codes.EXCLUSIVE, ) - yield self._delete_association(room_alias) + await self._delete_association(room_alias) - @defer.inlineCallbacks - def _delete_association(self, room_alias: RoomAlias): + async def _delete_association(self, room_alias: RoomAlias): if not self.hs.is_mine(room_alias): raise SynapseError(400, "Room alias must be local") - room_id = yield self.store.delete_room_alias(room_alias) + room_id = await self.store.delete_room_alias(room_alias) return room_id - @defer.inlineCallbacks - def get_association(self, room_alias: RoomAlias): + async def get_association(self, room_alias: RoomAlias): room_id = None if self.hs.is_mine(room_alias): - result = yield self.get_association_from_room_alias(room_alias) + result = await self.get_association_from_room_alias(room_alias) if result: room_id = result.room_id servers = result.servers else: try: - result = yield self.federation.make_query( + result = await self.federation.make_query( destination=room_alias.domain, query_type="directory", args={"room_alias": room_alias.to_string()}, @@ -265,7 +261,7 @@ class DirectoryHandler(BaseHandler): Codes.NOT_FOUND, ) - users = yield self.state.get_current_users_in_room(room_id) + users = await self.state.get_current_users_in_room(room_id) extra_servers = {get_domain_from_id(u) for u in users} servers = set(extra_servers) | set(servers) @@ -277,13 +273,12 @@ class DirectoryHandler(BaseHandler): return {"room_id": room_id, "servers": servers} - @defer.inlineCallbacks - def on_directory_query(self, args): + async def on_directory_query(self, args): room_alias = RoomAlias.from_string(args["room_alias"]) if not self.hs.is_mine(room_alias): raise SynapseError(400, "Room Alias is not hosted on this homeserver") - result = yield self.get_association_from_room_alias(room_alias) + result = await self.get_association_from_room_alias(room_alias) if result is not None: return {"room_id": result.room_id, "servers": result.servers} @@ -300,6 +295,9 @@ class DirectoryHandler(BaseHandler): """ Send an updated canonical alias event if the removed alias was set as the canonical alias or listed in the alt_aliases field. + + Raises: + ShadowBanError if the requester has been shadow-banned. """ alias_event = await self.state.get_current_state( room_id, EventTypes.CanonicalAlias, "" @@ -344,16 +342,15 @@ class DirectoryHandler(BaseHandler): ratelimit=False, ) - @defer.inlineCallbacks - def get_association_from_room_alias(self, room_alias: RoomAlias): - result = yield self.store.get_association_from_room_alias(room_alias) + async def get_association_from_room_alias(self, room_alias: RoomAlias): + result = await self.store.get_association_from_room_alias(room_alias) if not result: # Query AS to see if it exists as_handler = self.appservice_handler - result = yield as_handler.query_room_alias_exists(room_alias) + result = await as_handler.query_room_alias_exists(room_alias) return result - def can_modify_alias(self, alias: RoomAlias, user_id: Optional[str] = None): + def can_modify_alias(self, alias: RoomAlias, user_id: Optional[str] = None) -> bool: # Any application service "interested" in an alias they are regexing on # can modify the alias. # Users can only modify the alias if ALL the interested services have @@ -366,12 +363,12 @@ class DirectoryHandler(BaseHandler): for service in interested_services: if user_id == service.sender: # this user IS the app service so they can do whatever they like - return defer.succeed(True) + return True elif service.is_exclusive_alias(alias.to_string()): # another service has an exclusive lock on this alias. - return defer.succeed(False) + return False # either no interested services, or no service with an exclusive lock - return defer.succeed(True) + return True async def _user_can_delete_alias(self, alias: RoomAlias, user_id: str): """Determine whether a user can delete an alias. @@ -459,8 +456,7 @@ class DirectoryHandler(BaseHandler): await self.store.set_room_is_public(room_id, making_public) - @defer.inlineCallbacks - def edit_published_appservice_room_list( + async def edit_published_appservice_room_list( self, appservice_id: str, network_id: str, room_id: str, visibility: str ): """Add or remove a room from the appservice/network specific public @@ -475,7 +471,7 @@ class DirectoryHandler(BaseHandler): if visibility not in ["public", "private"]: raise SynapseError(400, "Invalid visibility setting") - yield self.store.set_room_is_public_appservice( + await self.store.set_room_is_public_appservice( room_id, appservice_id, network_id, visibility == "public" ) |