diff --git a/changelog.d/4904.bugfix b/changelog.d/4904.bugfix new file mode 100644 index 0000000000..5c2d7f3cf1 --- /dev/null +++ b/changelog.d/4904.bugfix @@ -0,0 +1 @@ +Fix bug in shutdown room admin API where it would fail if a user in the room hadn't consented to the privacy policy. diff --git a/synapse/handlers/_base.py b/synapse/handlers/_base.py index d8d86d6ff3..ac09d03ba9 100644 --- a/synapse/handlers/_base.py +++ b/synapse/handlers/_base.py @@ -165,6 +165,7 @@ class BaseHandler(object): member_event.room_id, "leave", ratelimit=False, + require_consent=False, ) except Exception as e: logger.exception("Error kicking guest user: %s" % (e,)) diff --git a/synapse/handlers/deactivate_account.py b/synapse/handlers/deactivate_account.py index 75fe50c42c..97d3f31d98 100644 --- a/synapse/handlers/deactivate_account.py +++ b/synapse/handlers/deactivate_account.py @@ -164,6 +164,7 @@ class DeactivateAccountHandler(BaseHandler): room_id, "leave", ratelimit=False, + require_consent=False, ) except Exception: logger.exception( diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index 55787563c0..9b41c7b205 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -255,7 +255,7 @@ class EventCreationHandler(object): @defer.inlineCallbacks def create_event(self, requester, event_dict, token_id=None, txn_id=None, - prev_events_and_hashes=None): + prev_events_and_hashes=None, require_consent=True): """ Given a dict from a client, create a new event. @@ -276,6 +276,9 @@ class EventCreationHandler(object): where *hashes* is a map from algorithm to hash. If None, they will be requested from the database. + + require_consent (bool): Whether to check if the requester has + consented to privacy policy. Raises: ResourceLimitError if server is blocked to some resource being exceeded @@ -317,7 +320,7 @@ class EventCreationHandler(object): ) is_exempt = yield self._is_exempt_from_privacy_policy(builder, requester) - if not is_exempt: + if require_consent and not is_exempt: yield self.assert_accepted_privacy_policy(requester) if token_id is not None: diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py index aead9e4608..71ce5b54e5 100644 --- a/synapse/handlers/room_member.py +++ b/synapse/handlers/room_member.py @@ -160,6 +160,7 @@ class RoomMemberHandler(object): txn_id=None, ratelimit=True, content=None, + require_consent=True, ): user_id = target.to_string() @@ -185,6 +186,7 @@ class RoomMemberHandler(object): token_id=requester.access_token_id, txn_id=txn_id, prev_events_and_hashes=prev_events_and_hashes, + require_consent=require_consent, ) # Check if this event matches the previous membership event for the user. @@ -305,6 +307,7 @@ class RoomMemberHandler(object): third_party_signed=None, ratelimit=True, content=None, + require_consent=True, ): key = (room_id,) @@ -319,6 +322,7 @@ class RoomMemberHandler(object): third_party_signed=third_party_signed, ratelimit=ratelimit, content=content, + require_consent=require_consent, ) defer.returnValue(result) @@ -335,6 +339,7 @@ class RoomMemberHandler(object): third_party_signed=None, ratelimit=True, content=None, + require_consent=True, ): content_specified = bool(content) if content is None: @@ -516,6 +521,7 @@ class RoomMemberHandler(object): ratelimit=ratelimit, prev_events_and_hashes=prev_events_and_hashes, content=content, + require_consent=require_consent, ) defer.returnValue(res) diff --git a/synapse/rest/client/v1/admin.py b/synapse/rest/client/v1/admin.py index 2a29f0c2af..e788769639 100644 --- a/synapse/rest/client/v1/admin.py +++ b/synapse/rest/client/v1/admin.py @@ -490,40 +490,54 @@ class ShutdownRoomRestServlet(ClientV1RestServlet): requester_user_id = requester.user.to_string() - logger.info("Shutting down room %r", room_id) + logger.info( + "Shutting down room %r, joining to new room: %r", + room_id, new_room_id, + ) + # This will work even if the room is already blocked, but that is + # desirable in case the first attempt at blocking the room failed below. yield self.store.block_room(room_id, requester_user_id) users = yield self.state.get_current_user_in_room(room_id) kicked_users = [] + failed_to_kick_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 - ) + try: + 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, + require_consent=False, + ) - yield self.room_member_handler.forget(target_requester.user, room_id) + 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 - ) + 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, + require_consent=False, + ) - kicked_users.append(user_id) + kicked_users.append(user_id) + except Exception: + logger.exception( + "Failed to leave old room and join new room for %r", user_id, + ) + failed_to_kick_users.append(user_id) yield self.event_creation_handler.create_and_send_nonmember_event( room_creator_requester, @@ -544,6 +558,7 @@ class ShutdownRoomRestServlet(ClientV1RestServlet): defer.returnValue((200, { "kicked_users": kicked_users, + "failed_to_kick_users": failed_to_kick_users, "local_aliases": aliases_for_room, "new_room_id": new_room_id, })) diff --git a/synapse/storage/room.py b/synapse/storage/room.py index 41c65e112a..a979d4860a 100644 --- a/synapse/storage/room.py +++ b/synapse/storage/room.py @@ -500,10 +500,22 @@ class RoomStore(RoomWorkerStore, SearchStore): @defer.inlineCallbacks def block_room(self, room_id, user_id): - yield self._simple_insert( + """Marks the room as blocked. Can be called multiple times. + + Args: + room_id (str): Room to block + user_id (str): Who blocked it + + Returns: + Deferred + """ + yield self._simple_upsert( table="blocked_rooms", - values={ + keyvalues={ "room_id": room_id, + }, + values={}, + insertion_values={ "user_id": user_id, }, desc="block_room", diff --git a/tests/rest/client/v1/test_admin.py b/tests/rest/client/v1/test_admin.py index ea03b7e523..0caa4aa802 100644 --- a/tests/rest/client/v1/test_admin.py +++ b/tests/rest/client/v1/test_admin.py @@ -20,7 +20,7 @@ import json from mock import Mock from synapse.api.constants import UserTypes -from synapse.rest.client.v1 import admin, login +from synapse.rest.client.v1 import admin, login, room from tests import unittest @@ -353,3 +353,76 @@ class UserRegisterTestCase(unittest.HomeserverTestCase): self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"]) self.assertEqual('Invalid user type', channel.json_body["error"]) + + +class ShutdownRoomTestCase(unittest.HomeserverTestCase): + servlets = [ + admin.register_servlets, + login.register_servlets, + room.register_servlets, + ] + + def prepare(self, reactor, clock, hs): + self.event_creation_handler = hs.get_event_creation_handler() + hs.config.user_consent_version = "1" + + consent_uri_builder = Mock() + consent_uri_builder.build_user_consent_uri.return_value = ( + "http://example.com" + ) + self.event_creation_handler._consent_uri_builder = consent_uri_builder + + self.store = hs.get_datastore() + + self.admin_user = self.register_user("admin", "pass", admin=True) + self.admin_user_tok = self.login("admin", "pass") + + self.other_user = self.register_user("user", "pass") + self.other_user_token = self.login("user", "pass") + + # Mark the admin user as having consented + self.get_success( + self.store.user_set_consent_version(self.admin_user, "1"), + ) + + def test_shutdown_room_consent(self): + """Test that we can shutdown rooms with local users who have not + yet accepted the privacy policy. This used to fail when we tried to + force part the user from the old room. + """ + self.event_creation_handler._block_events_without_consent_error = None + + room_id = self.helper.create_room_as(self.other_user, tok=self.other_user_token) + + # Assert one user in room + users_in_room = self.get_success( + self.store.get_users_in_room(room_id), + ) + self.assertEqual([self.other_user], users_in_room) + + # Enable require consent to send events + self.event_creation_handler._block_events_without_consent_error = "Error" + + # Assert that the user is getting consent error + self.helper.send( + room_id, + body="foo", tok=self.other_user_token, expect_code=403, + ) + + # Test that the admin can still send shutdown + url = "admin/shutdown_room/" + room_id + request, channel = self.make_request( + "POST", + url.encode('ascii'), + json.dumps({"new_room_user_id": self.admin_user}), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + + # Assert there is now no longer anyone in the room + users_in_room = self.get_success( + self.store.get_users_in_room(room_id), + ) + self.assertEqual([], users_in_room)