From b1ecd19c5d19815b69e425d80f442bf2877cab76 Mon Sep 17 00:00:00 2001 From: Richard van der Hoff <1389908+richvdh@users.noreply.github.com> Date: Tue, 7 Dec 2021 11:37:54 +0000 Subject: [PATCH] Fix 'delete room' admin api to work on incomplete rooms (#11523) If, for some reason, we don't have the create event, we should still be able to purge a room. --- changelog.d/11523.feature | 1 + synapse/handlers/pagination.py | 3 --- synapse/handlers/room.py | 21 ++++++----------- synapse/rest/admin/rooms.py | 3 --- tests/rest/admin/test_room.py | 42 ++++++++++++++++++++-------------- 5 files changed, 33 insertions(+), 37 deletions(-) create mode 100644 changelog.d/11523.feature diff --git a/changelog.d/11523.feature b/changelog.d/11523.feature new file mode 100644 index 0000000000..ecac7f9db9 --- /dev/null +++ b/changelog.d/11523.feature @@ -0,0 +1 @@ +Extend the "delete room" admin api to work correctly on rooms which have previously been partially deleted. diff --git a/synapse/handlers/pagination.py b/synapse/handlers/pagination.py index cd64142735..4f42438053 100644 --- a/synapse/handlers/pagination.py +++ b/synapse/handlers/pagination.py @@ -406,9 +406,6 @@ class PaginationHandler: force: set true to skip checking for joined users. """ with await self.pagination_lock.write(room_id): - # check we know about the room - await self.store.get_room_version_id(room_id) - # first check that we have no users in this room if not force: joined = await self.store.is_host_joined(room_id, self._server_name) diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py index 2bcdf32dcc..ead2198e14 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py @@ -1535,20 +1535,13 @@ class RoomShutdownHandler: await self.store.block_room(room_id, requester_user_id) if not await self.store.get_room(room_id): - if block: - # We allow you to block an unknown room. - return { - "kicked_users": [], - "failed_to_kick_users": [], - "local_aliases": [], - "new_room_id": None, - } - else: - # But if you don't want to preventatively block another room, - # this function can't do anything useful. - raise NotFoundError( - "Cannot shut down room: unknown room id %s" % (room_id,) - ) + # if we don't know about the room, there is nothing left to do. + return { + "kicked_users": [], + "failed_to_kick_users": [], + "local_aliases": [], + "new_room_id": None, + } if new_room_user_id is not None: if not self.hs.is_mine_id(new_room_user_id): diff --git a/synapse/rest/admin/rooms.py b/synapse/rest/admin/rooms.py index 669ab44a45..829e86675a 100644 --- a/synapse/rest/admin/rooms.py +++ b/synapse/rest/admin/rooms.py @@ -106,9 +106,6 @@ class RoomRestV2Servlet(RestServlet): HTTPStatus.BAD_REQUEST, "%s is not a legal room ID" % (room_id,) ) - if not await self._store.get_room(room_id): - raise NotFoundError("Unknown room id %s" % (room_id,)) - delete_id = self._pagination_handler.start_shutdown_and_purge_room( room_id=room_id, new_room_user_id=content.get("new_room_user_id"), diff --git a/tests/rest/admin/test_room.py b/tests/rest/admin/test_room.py index d3858e460d..22f9aa6234 100644 --- a/tests/rest/admin/test_room.py +++ b/tests/rest/admin/test_room.py @@ -83,7 +83,7 @@ class DeleteRoomTestCase(unittest.HomeserverTestCase): def test_room_does_not_exist(self): """ - Check that unknown rooms/server return error HTTPStatus.NOT_FOUND. + Check that unknown rooms/server return 200 """ url = "/_synapse/admin/v1/rooms/%s" % "!unknown:test" @@ -94,8 +94,7 @@ class DeleteRoomTestCase(unittest.HomeserverTestCase): access_token=self.admin_user_tok, ) - self.assertEqual(HTTPStatus.NOT_FOUND, channel.code, msg=channel.json_body) - self.assertEqual(Codes.NOT_FOUND, channel.json_body["errcode"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) def test_room_is_not_valid(self): """ @@ -508,27 +507,36 @@ class DeleteRoomV2TestCase(unittest.HomeserverTestCase): self.assertEqual(HTTPStatus.FORBIDDEN, channel.code, msg=channel.json_body) self.assertEqual(Codes.FORBIDDEN, channel.json_body["errcode"]) - @parameterized.expand( - [ - ("DELETE", "/_synapse/admin/v2/rooms/%s"), - ("GET", "/_synapse/admin/v2/rooms/%s/delete_status"), - ("GET", "/_synapse/admin/v2/rooms/delete_status/%s"), - ] - ) - def test_room_does_not_exist(self, method: str, url: str): - """ - Check that unknown rooms/server return error HTTPStatus.NOT_FOUND. + def test_room_does_not_exist(self): """ + Check that unknown rooms/server return 200 + This is important, as it allows incomplete vestiges of rooms to be cleared up + even if the create event/etc is missing. + """ + room_id = "!unknown:test" channel = self.make_request( - method, - url % "!unknown:test", + "DELETE", + f"/_synapse/admin/v2/rooms/{room_id}", content={}, access_token=self.admin_user_tok, ) - self.assertEqual(HTTPStatus.NOT_FOUND, channel.code, msg=channel.json_body) - self.assertEqual(Codes.NOT_FOUND, channel.json_body["errcode"]) + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertIn("delete_id", channel.json_body) + delete_id = channel.json_body["delete_id"] + + # get status + channel = self.make_request( + "GET", + f"/_synapse/admin/v2/rooms/{room_id}/delete_status", + access_token=self.admin_user_tok, + ) + + self.assertEqual(HTTPStatus.OK, channel.code, msg=channel.json_body) + self.assertEqual(1, len(channel.json_body["results"])) + self.assertEqual("complete", channel.json_body["results"][0]["status"]) + self.assertEqual(delete_id, channel.json_body["results"][0]["delete_id"]) @parameterized.expand( [