440 lines
14 KiB
Python
440 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2019 The Matrix.org Foundation C.I.C.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from canonicaljson import json
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from twisted.internet import defer
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from synapse.api.constants import EventTypes, Membership
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from synapse.api.room_versions import RoomVersions
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from synapse.types import RoomID, UserID
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from tests import unittest
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from tests.utils import create_room
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class RedactionTestCase(unittest.HomeserverTestCase):
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def default_config(self):
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config = super().default_config()
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config["redaction_retention_period"] = "30d"
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return config
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def prepare(self, reactor, clock, hs):
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self.store = hs.get_datastore()
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self.storage = hs.get_storage()
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self.event_builder_factory = hs.get_event_builder_factory()
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self.event_creation_handler = hs.get_event_creation_handler()
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self.u_alice = UserID.from_string("@alice:test")
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self.u_bob = UserID.from_string("@bob:test")
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self.room1 = RoomID.from_string("!abc123:test")
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self.get_success(
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create_room(hs, self.room1.to_string(), self.u_alice.to_string())
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)
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self.depth = 1
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def inject_room_member(
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self, room, user, membership, replaces_state=None, extra_content={}
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):
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content = {"membership": membership}
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content.update(extra_content)
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builder = self.event_builder_factory.for_room_version(
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RoomVersions.V1,
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{
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"type": EventTypes.Member,
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"sender": user.to_string(),
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"state_key": user.to_string(),
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"room_id": room.to_string(),
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"content": content,
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},
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)
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event, context = self.get_success(
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self.event_creation_handler.create_new_client_event(builder)
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)
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self.get_success(self.storage.persistence.persist_event(event, context))
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return event
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def inject_message(self, room, user, body):
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self.depth += 1
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builder = self.event_builder_factory.for_room_version(
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RoomVersions.V1,
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{
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"type": EventTypes.Message,
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"sender": user.to_string(),
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"state_key": user.to_string(),
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"room_id": room.to_string(),
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"content": {"body": body, "msgtype": "message"},
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},
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)
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event, context = self.get_success(
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self.event_creation_handler.create_new_client_event(builder)
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)
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self.get_success(self.storage.persistence.persist_event(event, context))
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return event
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def inject_redaction(self, room, event_id, user, reason):
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builder = self.event_builder_factory.for_room_version(
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RoomVersions.V1,
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{
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"type": EventTypes.Redaction,
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"sender": user.to_string(),
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"state_key": user.to_string(),
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"room_id": room.to_string(),
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"content": {"reason": reason},
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"redacts": event_id,
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},
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)
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event, context = self.get_success(
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self.event_creation_handler.create_new_client_event(builder)
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)
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self.get_success(self.storage.persistence.persist_event(event, context))
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return event
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def test_redact(self):
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self.get_success(
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self.inject_room_member(self.room1, self.u_alice, Membership.JOIN)
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)
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msg_event = self.get_success(self.inject_message(self.room1, self.u_alice, "t"))
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# Check event has not been redacted:
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event = self.get_success(self.store.get_event(msg_event.event_id))
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self.assertObjectHasAttributes(
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{
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"type": EventTypes.Message,
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"user_id": self.u_alice.to_string(),
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"content": {"body": "t", "msgtype": "message"},
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},
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event,
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)
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self.assertFalse("redacted_because" in event.unsigned)
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# Redact event
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reason = "Because I said so"
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self.get_success(
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self.inject_redaction(self.room1, msg_event.event_id, self.u_alice, reason)
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)
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event = self.get_success(self.store.get_event(msg_event.event_id))
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self.assertEqual(msg_event.event_id, event.event_id)
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self.assertTrue("redacted_because" in event.unsigned)
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self.assertObjectHasAttributes(
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{
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"type": EventTypes.Message,
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"user_id": self.u_alice.to_string(),
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"content": {},
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},
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event,
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)
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self.assertObjectHasAttributes(
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{
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"type": EventTypes.Redaction,
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"user_id": self.u_alice.to_string(),
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"content": {"reason": reason},
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},
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event.unsigned["redacted_because"],
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)
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def test_redact_join(self):
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self.get_success(
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self.inject_room_member(self.room1, self.u_alice, Membership.JOIN)
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)
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msg_event = self.get_success(
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self.inject_room_member(
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self.room1, self.u_bob, Membership.JOIN, extra_content={"blue": "red"}
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)
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)
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event = self.get_success(self.store.get_event(msg_event.event_id))
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self.assertObjectHasAttributes(
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{
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"type": EventTypes.Member,
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"user_id": self.u_bob.to_string(),
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"content": {"membership": Membership.JOIN, "blue": "red"},
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},
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event,
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)
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self.assertFalse(hasattr(event, "redacted_because"))
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# Redact event
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reason = "Because I said so"
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self.get_success(
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self.inject_redaction(self.room1, msg_event.event_id, self.u_alice, reason)
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)
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# Check redaction
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event = self.get_success(self.store.get_event(msg_event.event_id))
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self.assertTrue("redacted_because" in event.unsigned)
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self.assertObjectHasAttributes(
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{
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"type": EventTypes.Member,
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"user_id": self.u_bob.to_string(),
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"content": {"membership": Membership.JOIN},
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},
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event,
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)
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self.assertObjectHasAttributes(
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{
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"type": EventTypes.Redaction,
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"user_id": self.u_alice.to_string(),
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"content": {"reason": reason},
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},
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event.unsigned["redacted_because"],
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)
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def test_circular_redaction(self):
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redaction_event_id1 = "$redaction1_id:test"
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redaction_event_id2 = "$redaction2_id:test"
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class EventIdManglingBuilder:
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def __init__(self, base_builder, event_id):
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self._base_builder = base_builder
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self._event_id = event_id
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@defer.inlineCallbacks
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def build(self, prev_event_ids, auth_event_ids):
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built_event = yield defer.ensureDeferred(
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self._base_builder.build(prev_event_ids, auth_event_ids)
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)
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built_event._event_id = self._event_id
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built_event._dict["event_id"] = self._event_id
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assert built_event.event_id == self._event_id
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return built_event
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@property
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def room_id(self):
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return self._base_builder.room_id
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@property
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def type(self):
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return self._base_builder.type
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event_1, context_1 = self.get_success(
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self.event_creation_handler.create_new_client_event(
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EventIdManglingBuilder(
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self.event_builder_factory.for_room_version(
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RoomVersions.V1,
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{
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"type": EventTypes.Redaction,
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"sender": self.u_alice.to_string(),
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"room_id": self.room1.to_string(),
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"content": {"reason": "test"},
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"redacts": redaction_event_id2,
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},
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),
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redaction_event_id1,
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)
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)
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)
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self.get_success(self.storage.persistence.persist_event(event_1, context_1))
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event_2, context_2 = self.get_success(
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self.event_creation_handler.create_new_client_event(
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EventIdManglingBuilder(
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self.event_builder_factory.for_room_version(
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RoomVersions.V1,
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{
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"type": EventTypes.Redaction,
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"sender": self.u_alice.to_string(),
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"room_id": self.room1.to_string(),
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"content": {"reason": "test"},
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"redacts": redaction_event_id1,
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},
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),
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redaction_event_id2,
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)
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)
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)
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self.get_success(self.storage.persistence.persist_event(event_2, context_2))
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# fetch one of the redactions
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fetched = self.get_success(self.store.get_event(redaction_event_id1))
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# it should have been redacted
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self.assertEqual(fetched.unsigned["redacted_by"], redaction_event_id2)
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self.assertEqual(
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fetched.unsigned["redacted_because"].event_id, redaction_event_id2
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)
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def test_redact_censor(self):
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"""Test that a redacted event gets censored in the DB after a month
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"""
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self.get_success(
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self.inject_room_member(self.room1, self.u_alice, Membership.JOIN)
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)
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msg_event = self.get_success(self.inject_message(self.room1, self.u_alice, "t"))
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# Check event has not been redacted:
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event = self.get_success(self.store.get_event(msg_event.event_id))
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self.assertObjectHasAttributes(
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{
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"type": EventTypes.Message,
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"user_id": self.u_alice.to_string(),
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"content": {"body": "t", "msgtype": "message"},
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},
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event,
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)
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self.assertFalse("redacted_because" in event.unsigned)
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# Redact event
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reason = "Because I said so"
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self.get_success(
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self.inject_redaction(self.room1, msg_event.event_id, self.u_alice, reason)
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)
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event = self.get_success(self.store.get_event(msg_event.event_id))
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self.assertTrue("redacted_because" in event.unsigned)
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self.assertObjectHasAttributes(
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{
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"type": EventTypes.Message,
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"user_id": self.u_alice.to_string(),
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"content": {},
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},
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event,
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)
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event_json = self.get_success(
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self.store.db_pool.simple_select_one_onecol(
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table="event_json",
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keyvalues={"event_id": msg_event.event_id},
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retcol="json",
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)
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)
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self.assert_dict(
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{"content": {"body": "t", "msgtype": "message"}}, json.loads(event_json)
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)
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# Advance by 30 days, then advance again to ensure that the looping call
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# for updating the stream position gets called and then the looping call
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# for the censoring gets called.
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self.reactor.advance(60 * 60 * 24 * 31)
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self.reactor.advance(60 * 60 * 2)
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event_json = self.get_success(
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self.store.db_pool.simple_select_one_onecol(
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table="event_json",
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keyvalues={"event_id": msg_event.event_id},
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retcol="json",
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)
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)
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self.assert_dict({"content": {}}, json.loads(event_json))
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def test_redact_redaction(self):
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"""Tests that we can redact a redaction and can fetch it again.
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"""
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self.get_success(
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self.inject_room_member(self.room1, self.u_alice, Membership.JOIN)
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)
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msg_event = self.get_success(self.inject_message(self.room1, self.u_alice, "t"))
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first_redact_event = self.get_success(
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self.inject_redaction(
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self.room1, msg_event.event_id, self.u_alice, "Redacting message"
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)
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)
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self.get_success(
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self.inject_redaction(
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self.room1,
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first_redact_event.event_id,
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self.u_alice,
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"Redacting redaction",
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)
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)
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# Now lets jump to the future where we have censored the redaction event
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# in the DB.
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self.reactor.advance(60 * 60 * 24 * 31)
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# We just want to check that fetching the event doesn't raise an exception.
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self.get_success(
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self.store.get_event(first_redact_event.event_id, allow_none=True)
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)
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def test_store_redacted_redaction(self):
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"""Tests that we can store a redacted redaction.
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"""
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self.get_success(
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self.inject_room_member(self.room1, self.u_alice, Membership.JOIN)
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)
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builder = self.event_builder_factory.for_room_version(
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RoomVersions.V1,
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{
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"type": EventTypes.Redaction,
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"sender": self.u_alice.to_string(),
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"room_id": self.room1.to_string(),
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"content": {"reason": "foo"},
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},
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)
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redaction_event, context = self.get_success(
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self.event_creation_handler.create_new_client_event(builder)
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)
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self.get_success(
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self.storage.persistence.persist_event(redaction_event, context)
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)
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# Now lets jump to the future where we have censored the redaction event
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# in the DB.
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self.reactor.advance(60 * 60 * 24 * 31)
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# We just want to check that fetching the event doesn't raise an exception.
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self.get_success(
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self.store.get_event(redaction_event.event_id, allow_none=True)
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)
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