# -*- coding: utf-8 -*- # Copyright 2014-2016 OpenMarket Ltd # Copyright 2018 New Vector Ltd # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. from twisted.internet import defer from six.moves import http_client from synapse.api.constants import Membership from synapse.api.errors import AuthError, SynapseError, Codes, NotFoundError from synapse.types import UserID, create_requester from synapse.http.servlet import parse_json_object_from_request from .base import ClientV1RestServlet, client_path_patterns import logging logger = logging.getLogger(__name__) class UsersRestServlet(ClientV1RestServlet): PATTERNS = client_path_patterns("/admin/users/(?P<user_id>[^/]*)") def __init__(self, hs): super(UsersRestServlet, self).__init__(hs) self.handlers = hs.get_handlers() @defer.inlineCallbacks def on_GET(self, request, user_id): target_user = UserID.from_string(user_id) requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") # To allow all users to get the users list # if not is_admin and target_user != auth_user: # raise AuthError(403, "You are not a server admin") if not self.hs.is_mine(target_user): raise SynapseError(400, "Can only users a local user") ret = yield self.handlers.admin_handler.get_users() defer.returnValue((200, ret)) class WhoisRestServlet(ClientV1RestServlet): PATTERNS = client_path_patterns("/admin/whois/(?P<user_id>[^/]*)") def __init__(self, hs): super(WhoisRestServlet, self).__init__(hs) self.handlers = hs.get_handlers() @defer.inlineCallbacks def on_GET(self, request, user_id): target_user = UserID.from_string(user_id) requester = yield self.auth.get_user_by_req(request) auth_user = requester.user is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin and target_user != auth_user: raise AuthError(403, "You are not a server admin") if not self.hs.is_mine(target_user): raise SynapseError(400, "Can only whois a local user") ret = yield self.handlers.admin_handler.get_whois(target_user) defer.returnValue((200, ret)) class PurgeMediaCacheRestServlet(ClientV1RestServlet): PATTERNS = client_path_patterns("/admin/purge_media_cache") def __init__(self, hs): self.media_repository = hs.get_media_repository() super(PurgeMediaCacheRestServlet, self).__init__(hs) @defer.inlineCallbacks def on_POST(self, request): requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") before_ts = request.args.get("before_ts", None) if not before_ts: raise SynapseError(400, "Missing 'before_ts' arg") logger.info("before_ts: %r", before_ts[0]) try: before_ts = int(before_ts[0]) except Exception: raise SynapseError(400, "Invalid 'before_ts' arg") ret = yield self.media_repository.delete_old_remote_media(before_ts) defer.returnValue((200, ret)) class PurgeHistoryRestServlet(ClientV1RestServlet): PATTERNS = client_path_patterns( "/admin/purge_history/(?P<room_id>[^/]*)(/(?P<event_id>[^/]+))?" ) def __init__(self, hs): """ Args: hs (synapse.server.HomeServer) """ super(PurgeHistoryRestServlet, self).__init__(hs) self.handlers = hs.get_handlers() self.store = hs.get_datastore() @defer.inlineCallbacks def on_POST(self, request, room_id, event_id): requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") body = parse_json_object_from_request(request, allow_empty_body=True) delete_local_events = bool(body.get("delete_local_events", False)) # establish the topological ordering we should keep events from. The # user can provide an event_id in the URL or the request body, or can # provide a timestamp in the request body. if event_id is None: event_id = body.get('purge_up_to_event_id') if event_id is not None: event = yield self.store.get_event(event_id) if event.room_id != room_id: raise SynapseError(400, "Event is for wrong room.") token = yield self.store.get_topological_token_for_event(event_id) logger.info( "[purge] purging up to token %s (event_id %s)", token, event_id, ) elif 'purge_up_to_ts' in body: ts = body['purge_up_to_ts'] if not isinstance(ts, int): raise SynapseError( 400, "purge_up_to_ts must be an int", errcode=Codes.BAD_JSON, ) stream_ordering = ( yield self.store.find_first_stream_ordering_after_ts(ts) ) r = ( yield self.store.get_room_event_after_stream_ordering( room_id, stream_ordering, ) ) if not r: logger.warn( "[purge] purging events not possible: No event found " "(received_ts %i => stream_ordering %i)", ts, stream_ordering, ) raise SynapseError( 404, "there is no event to be purged", errcode=Codes.NOT_FOUND, ) (stream, topo, _event_id) = r token = "t%d-%d" % (topo, stream) logger.info( "[purge] purging up to token %s (received_ts %i => " "stream_ordering %i)", token, ts, stream_ordering, ) else: raise SynapseError( 400, "must specify purge_up_to_event_id or purge_up_to_ts", errcode=Codes.BAD_JSON, ) purge_id = yield self.handlers.message_handler.start_purge_history( room_id, token, delete_local_events=delete_local_events, ) defer.returnValue((200, { "purge_id": purge_id, })) class PurgeHistoryStatusRestServlet(ClientV1RestServlet): PATTERNS = client_path_patterns( "/admin/purge_history_status/(?P<purge_id>[^/]+)" ) def __init__(self, hs): """ Args: hs (synapse.server.HomeServer) """ super(PurgeHistoryStatusRestServlet, self).__init__(hs) self.handlers = hs.get_handlers() @defer.inlineCallbacks def on_GET(self, request, purge_id): requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") purge_status = self.handlers.message_handler.get_purge_status(purge_id) if purge_status is None: raise NotFoundError("purge id '%s' not found" % purge_id) defer.returnValue((200, purge_status.asdict())) class DeactivateAccountRestServlet(ClientV1RestServlet): PATTERNS = client_path_patterns("/admin/deactivate/(?P<target_user_id>[^/]*)") def __init__(self, hs): super(DeactivateAccountRestServlet, self).__init__(hs) self._deactivate_account_handler = hs.get_deactivate_account_handler() @defer.inlineCallbacks def on_POST(self, request, target_user_id): body = parse_json_object_from_request(request, allow_empty_body=True) erase = body.get("erase", False) if not isinstance(erase, bool): raise SynapseError( http_client.BAD_REQUEST, "Param 'erase' must be a boolean, if given", Codes.BAD_JSON, ) UserID.from_string(target_user_id) requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") yield self._deactivate_account_handler.deactivate_account( target_user_id, erase, ) defer.returnValue((200, {})) class ShutdownRoomRestServlet(ClientV1RestServlet): """Shuts down a room by removing all local users from the room and blocking all future invites and joins to the room. Any local aliases will be repointed to a new room created by `new_room_user_id` and kicked users will be auto joined to the new room. """ PATTERNS = client_path_patterns("/admin/shutdown_room/(?P<room_id>[^/]+)") DEFAULT_MESSAGE = ( "Sharing illegal content on this server is not permitted and rooms in" " violation will be blocked." ) def __init__(self, hs): super(ShutdownRoomRestServlet, self).__init__(hs) self.store = hs.get_datastore() self.state = hs.get_state_handler() self._room_creation_handler = hs.get_room_creation_handler() self.event_creation_handler = hs.get_event_creation_handler() self.room_member_handler = hs.get_room_member_handler() @defer.inlineCallbacks def on_POST(self, request, room_id): requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") content = parse_json_object_from_request(request) new_room_user_id = content.get("new_room_user_id") if not new_room_user_id: raise SynapseError(400, "Please provide field `new_room_user_id`") room_creator_requester = create_requester(new_room_user_id) message = content.get("message", self.DEFAULT_MESSAGE) room_name = content.get("room_name", "Content Violation Notification") info = yield self._room_creation_handler.create_room( room_creator_requester, config={ "preset": "public_chat", "name": room_name, "power_level_content_override": { "users_default": -10, }, }, ratelimit=False, ) new_room_id = info["room_id"] yield self.event_creation_handler.create_and_send_nonmember_event( room_creator_requester, { "type": "m.room.message", "content": {"body": message, "msgtype": "m.text"}, "room_id": new_room_id, "sender": new_room_user_id, }, ratelimit=False, ) requester_user_id = requester.user.to_string() logger.info("Shutting down room %r", room_id) yield self.store.block_room(room_id, requester_user_id) users = yield self.state.get_current_user_in_room(room_id) kicked_users = [] for user_id in users: if not self.hs.is_mine_id(user_id): continue logger.info("Kicking %r from %r...", user_id, room_id) target_requester = create_requester(user_id) yield self.room_member_handler.update_membership( requester=target_requester, target=target_requester.user, room_id=room_id, action=Membership.LEAVE, content={}, ratelimit=False ) yield self.room_member_handler.forget(target_requester.user, room_id) yield self.room_member_handler.update_membership( requester=target_requester, target=target_requester.user, room_id=new_room_id, action=Membership.JOIN, content={}, ratelimit=False ) kicked_users.append(user_id) aliases_for_room = yield self.store.get_aliases_for_room(room_id) yield self.store.update_aliases_for_room( room_id, new_room_id, requester_user_id ) defer.returnValue((200, { "kicked_users": kicked_users, "local_aliases": aliases_for_room, "new_room_id": new_room_id, })) class QuarantineMediaInRoom(ClientV1RestServlet): """Quarantines all media in a room so that no one can download it via this server. """ PATTERNS = client_path_patterns("/admin/quarantine_media/(?P<room_id>[^/]+)") def __init__(self, hs): super(QuarantineMediaInRoom, self).__init__(hs) self.store = hs.get_datastore() @defer.inlineCallbacks def on_POST(self, request, room_id): requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") num_quarantined = yield self.store.quarantine_media_ids_in_room( room_id, requester.user.to_string(), ) defer.returnValue((200, {"num_quarantined": num_quarantined})) class ListMediaInRoom(ClientV1RestServlet): """Lists all of the media in a given room. """ PATTERNS = client_path_patterns("/admin/room/(?P<room_id>[^/]+)/media") def __init__(self, hs): super(ListMediaInRoom, self).__init__(hs) self.store = hs.get_datastore() @defer.inlineCallbacks def on_GET(self, request, room_id): requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") local_mxcs, remote_mxcs = yield self.store.get_media_mxcs_in_room(room_id) defer.returnValue((200, {"local": local_mxcs, "remote": remote_mxcs})) class ResetPasswordRestServlet(ClientV1RestServlet): """Post request to allow an administrator reset password for a user. This needs user to have administrator access in Synapse. Example: http://localhost:8008/_matrix/client/api/v1/admin/reset_password/ @user:to_reset_password?access_token=admin_access_token JsonBodyToSend: { "new_password": "secret" } Returns: 200 OK with empty object if success otherwise an error. """ PATTERNS = client_path_patterns("/admin/reset_password/(?P<target_user_id>[^/]*)") def __init__(self, hs): self.store = hs.get_datastore() super(ResetPasswordRestServlet, self).__init__(hs) self.hs = hs self.auth = hs.get_auth() self._set_password_handler = hs.get_set_password_handler() @defer.inlineCallbacks def on_POST(self, request, target_user_id): """Post request to allow an administrator reset password for a user. This needs user to have administrator access in Synapse. """ UserID.from_string(target_user_id) requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") params = parse_json_object_from_request(request) new_password = params['new_password'] if not new_password: raise SynapseError(400, "Missing 'new_password' arg") logger.info("new_password: %r", new_password) yield self._set_password_handler.set_password( target_user_id, new_password, requester ) defer.returnValue((200, {})) class GetUsersPaginatedRestServlet(ClientV1RestServlet): """Get request to get specific number of users from Synapse. This needs user to have administrator access in Synapse. Example: http://localhost:8008/_matrix/client/api/v1/admin/users_paginate/ @admin:user?access_token=admin_access_token&start=0&limit=10 Returns: 200 OK with json object {list[dict[str, Any]], count} or empty object. """ PATTERNS = client_path_patterns("/admin/users_paginate/(?P<target_user_id>[^/]*)") def __init__(self, hs): self.store = hs.get_datastore() super(GetUsersPaginatedRestServlet, self).__init__(hs) self.hs = hs self.auth = hs.get_auth() self.handlers = hs.get_handlers() @defer.inlineCallbacks def on_GET(self, request, target_user_id): """Get request to get specific number of users from Synapse. This needs user to have administrator access in Synapse. """ target_user = UserID.from_string(target_user_id) requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") # To allow all users to get the users list # if not is_admin and target_user != auth_user: # raise AuthError(403, "You are not a server admin") if not self.hs.is_mine(target_user): raise SynapseError(400, "Can only users a local user") order = "name" # order by name in user table start = request.args.get("start")[0] limit = request.args.get("limit")[0] if not limit: raise SynapseError(400, "Missing 'limit' arg") if not start: raise SynapseError(400, "Missing 'start' arg") logger.info("limit: %s, start: %s", limit, start) ret = yield self.handlers.admin_handler.get_users_paginate( order, start, limit ) defer.returnValue((200, ret)) @defer.inlineCallbacks def on_POST(self, request, target_user_id): """Post request to get specific number of users from Synapse.. This needs user to have administrator access in Synapse. Example: http://localhost:8008/_matrix/client/api/v1/admin/users_paginate/ @admin:user?access_token=admin_access_token JsonBodyToSend: { "start": "0", "limit": "10 } Returns: 200 OK with json object {list[dict[str, Any]], count} or empty object. """ UserID.from_string(target_user_id) requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") order = "name" # order by name in user table params = parse_json_object_from_request(request) limit = params['limit'] start = params['start'] if not limit: raise SynapseError(400, "Missing 'limit' arg") if not start: raise SynapseError(400, "Missing 'start' arg") logger.info("limit: %s, start: %s", limit, start) ret = yield self.handlers.admin_handler.get_users_paginate( order, start, limit ) defer.returnValue((200, ret)) class SearchUsersRestServlet(ClientV1RestServlet): """Get request to search user table for specific users according to search term. This needs user to have administrator access in Synapse. Example: http://localhost:8008/_matrix/client/api/v1/admin/search_users/ @admin:user?access_token=admin_access_token&term=alice Returns: 200 OK with json object {list[dict[str, Any]], count} or empty object. """ PATTERNS = client_path_patterns("/admin/search_users/(?P<target_user_id>[^/]*)") def __init__(self, hs): self.store = hs.get_datastore() super(SearchUsersRestServlet, self).__init__(hs) self.hs = hs self.auth = hs.get_auth() self.handlers = hs.get_handlers() @defer.inlineCallbacks def on_GET(self, request, target_user_id): """Get request to search user table for specific users according to search term. This needs user to have a administrator access in Synapse. """ target_user = UserID.from_string(target_user_id) requester = yield self.auth.get_user_by_req(request) is_admin = yield self.auth.is_server_admin(requester.user) if not is_admin: raise AuthError(403, "You are not a server admin") # To allow all users to get the users list # if not is_admin and target_user != auth_user: # raise AuthError(403, "You are not a server admin") if not self.hs.is_mine(target_user): raise SynapseError(400, "Can only users a local user") term = request.args.get("term")[0] if not term: raise SynapseError(400, "Missing 'term' arg") logger.info("term: %s ", term) ret = yield self.handlers.admin_handler.search_users( term ) defer.returnValue((200, ret)) def register_servlets(hs, http_server): WhoisRestServlet(hs).register(http_server) PurgeMediaCacheRestServlet(hs).register(http_server) PurgeHistoryStatusRestServlet(hs).register(http_server) DeactivateAccountRestServlet(hs).register(http_server) PurgeHistoryRestServlet(hs).register(http_server) UsersRestServlet(hs).register(http_server) ResetPasswordRestServlet(hs).register(http_server) GetUsersPaginatedRestServlet(hs).register(http_server) SearchUsersRestServlet(hs).register(http_server) ShutdownRoomRestServlet(hs).register(http_server) QuarantineMediaInRoom(hs).register(http_server) ListMediaInRoom(hs).register(http_server)