diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/test_visibility.py | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/tests/test_visibility.py b/tests/test_visibility.py new file mode 100644 index 0000000000..8436c29fe8 --- /dev/null +++ b/tests/test_visibility.py @@ -0,0 +1,261 @@ +# -*- coding: utf-8 -*- +# 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. +import logging + +from twisted.internet import defer +from twisted.internet.defer import succeed + +from synapse.events import FrozenEvent +from synapse.visibility import filter_events_for_server + +import tests.unittest +from tests.utils import setup_test_homeserver + +logger = logging.getLogger(__name__) + +TEST_ROOM_ID = "!TEST:ROOM" + + +class FilterEventsForServerTestCase(tests.unittest.TestCase): + @defer.inlineCallbacks + def setUp(self): + self.hs = yield setup_test_homeserver() + self.event_creation_handler = self.hs.get_event_creation_handler() + self.event_builder_factory = self.hs.get_event_builder_factory() + self.store = self.hs.get_datastore() + + @defer.inlineCallbacks + def test_filtering(self): + # + # The events to be filtered consist of 10 membership events (it doesn't + # really matter if they are joins or leaves, so let's make them joins). + # One of those membership events is going to be for a user on the + # server we are filtering for (so we can check the filtering is doing + # the right thing). + # + + # before we do that, we persist some other events to act as state. + self.inject_visibility("@admin:hs", "joined") + for i in range(0, 10): + yield self.inject_room_member("@resident%i:hs" % i) + + events_to_filter = [] + + for i in range(0, 10): + user = "@user%i:%s" % ( + i, "test_server" if i == 5 else "other_server" + ) + evt = yield self.inject_room_member(user, extra_content={"a": "b"}) + events_to_filter.append(evt) + + filtered = yield filter_events_for_server( + self.store, "test_server", events_to_filter, + ) + + # the result should be 5 redacted events, and 5 unredacted events. + for i in range(0, 5): + self.assertEqual(events_to_filter[i].event_id, filtered[i].event_id) + self.assertNotIn("a", filtered[i].content) + + for i in range(5, 10): + self.assertEqual(events_to_filter[i].event_id, filtered[i].event_id) + self.assertEqual(filtered[i].content["a"], "b") + + @defer.inlineCallbacks + def inject_visibility(self, user_id, visibility): + content = {"history_visibility": visibility} + builder = self.event_builder_factory.new({ + "type": "m.room.history_visibility", + "sender": user_id, + "state_key": "", + "room_id": TEST_ROOM_ID, + "content": content, + }) + + event, context = yield self.event_creation_handler.create_new_client_event( + builder + ) + yield self.hs.get_datastore().persist_event(event, context) + defer.returnValue(event) + + @defer.inlineCallbacks + def inject_room_member(self, user_id, membership="join", extra_content={}): + content = {"membership": membership} + content.update(extra_content) + builder = self.event_builder_factory.new({ + "type": "m.room.member", + "sender": user_id, + "state_key": user_id, + "room_id": TEST_ROOM_ID, + "content": content, + }) + + event, context = yield self.event_creation_handler.create_new_client_event( + builder + ) + + yield self.hs.get_datastore().persist_event(event, context) + defer.returnValue(event) + + @defer.inlineCallbacks + def test_large_room(self): + # see what happens when we have a large room with hundreds of thousands + # of membership events + + # As above, the events to be filtered consist of 10 membership events, + # where one of them is for a user on the server we are filtering for. + + import cProfile + import pstats + import time + + # we stub out the store, because building up all that state the normal + # way is very slow. + test_store = _TestStore() + + # our initial state is 100000 membership events and one + # history_visibility event. + room_state = [] + + history_visibility_evt = FrozenEvent({ + "event_id": "$history_vis", + "type": "m.room.history_visibility", + "sender": "@resident_user_0:test.com", + "state_key": "", + "room_id": TEST_ROOM_ID, + "content": {"history_visibility": "joined"}, + }) + room_state.append(history_visibility_evt) + test_store.add_event(history_visibility_evt) + + for i in range(0, 100000): + user = "@resident_user_%i:test.com" % (i, ) + evt = FrozenEvent({ + "event_id": "$res_event_%i" % (i, ), + "type": "m.room.member", + "state_key": user, + "sender": user, + "room_id": TEST_ROOM_ID, + "content": { + "membership": "join", + "extra": "zzz," + }, + }) + room_state.append(evt) + test_store.add_event(evt) + + events_to_filter = [] + for i in range(0, 10): + user = "@user%i:%s" % ( + i, "test_server" if i == 5 else "other_server" + ) + evt = FrozenEvent({ + "event_id": "$evt%i" % (i, ), + "type": "m.room.member", + "state_key": user, + "sender": user, + "room_id": TEST_ROOM_ID, + "content": { + "membership": "join", + "extra": "zzz", + }, + }) + events_to_filter.append(evt) + room_state.append(evt) + + test_store.add_event(evt) + test_store.set_state_ids_for_event(evt, { + (e.type, e.state_key): e.event_id for e in room_state + }) + + pr = cProfile.Profile() + pr.enable() + + logger.info("Starting filtering") + start = time.time() + filtered = yield filter_events_for_server( + test_store, "test_server", events_to_filter, + ) + logger.info("Filtering took %f seconds", time.time() - start) + + pr.disable() + with open("filter_events_for_server.profile", "w+") as f: + ps = pstats.Stats(pr, stream=f).sort_stats('cumulative') + ps.print_stats() + + # the result should be 5 redacted events, and 5 unredacted events. + for i in range(0, 5): + self.assertEqual(events_to_filter[i].event_id, filtered[i].event_id) + self.assertNotIn("extra", filtered[i].content) + + for i in range(5, 10): + self.assertEqual(events_to_filter[i].event_id, filtered[i].event_id) + self.assertEqual(filtered[i].content["extra"], "zzz") + + test_large_room.skip = "Disabled by default because it's slow" + + +class _TestStore(object): + """Implements a few methods of the DataStore, so that we can test + filter_events_for_server + + """ + def __init__(self): + # data for get_events: a map from event_id to event + self.events = {} + + # data for get_state_ids_for_events mock: a map from event_id to + # a map from (type_state_key) -> event_id for the state at that + # event + self.state_ids_for_events = {} + + def add_event(self, event): + self.events[event.event_id] = event + + def set_state_ids_for_event(self, event, state): + self.state_ids_for_events[event.event_id] = state + + def get_state_ids_for_events(self, events, types): + res = {} + include_memberships = False + for (type, state_key) in types: + if type == "m.room.history_visibility": + continue + if type != "m.room.member" or state_key is not None: + raise RuntimeError( + "Unimplemented: get_state_ids with type (%s, %s)" % + (type, state_key), + ) + include_memberships = True + + if include_memberships: + for event_id in events: + res[event_id] = self.state_ids_for_events[event_id] + + else: + k = ("m.room.history_visibility", "") + for event_id in events: + hve = self.state_ids_for_events[event_id][k] + res[event_id] = {k: hve} + + return succeed(res) + + def get_events(self, events): + return succeed({ + event_id: self.events[event_id] for event_id in events + }) + + def are_users_erased(self, users): + return succeed({u: False for u in users}) |