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get_events_as_list
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Fix some problems with authenticating redactions in recent room versions. |
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# -*- coding: utf-8 -*- | ||
# Copyright 2019 The Matrix.org Foundation C.I.C. | ||
# | ||
# 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. | ||
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from synapse.rest import admin | ||
from synapse.rest.client.v1 import login, room | ||
from synapse.rest.client.v2_alpha import sync | ||
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from tests.unittest import HomeserverTestCase | ||
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class RedactionsTestCase(HomeserverTestCase): | ||
"""Tests that various redaction events are handled correctly""" | ||
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servlets = [ | ||
admin.register_servlets, | ||
room.register_servlets, | ||
login.register_servlets, | ||
sync.register_servlets, | ||
] | ||
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def prepare(self, reactor, clock, hs): | ||
# register a couple of users | ||
self.mod_user_id = self.register_user("user1", "pass") | ||
self.mod_access_token = self.login("user1", "pass") | ||
self.other_user_id = self.register_user("otheruser", "pass") | ||
self.other_access_token = self.login("otheruser", "pass") | ||
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# Create a room | ||
self.room_id = self.helper.create_room_as( | ||
self.mod_user_id, tok=self.mod_access_token | ||
) | ||
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# Invite the other user | ||
self.helper.invite( | ||
room=self.room_id, | ||
src=self.mod_user_id, | ||
tok=self.mod_access_token, | ||
targ=self.other_user_id, | ||
) | ||
# The other user joins | ||
self.helper.join( | ||
room=self.room_id, user=self.other_user_id, tok=self.other_access_token | ||
) | ||
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def _redact_event(self, access_token, room_id, event_id, expect_code=200): | ||
"""Helper function to send a redaction event. | ||
Returns the json body. | ||
""" | ||
path = "/_matrix/client/r0/rooms/%s/redact/%s" % (room_id, event_id) | ||
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request, channel = self.make_request( | ||
"POST", path, content={}, access_token=access_token | ||
) | ||
self.render(request) | ||
self.assertEqual(int(channel.result["code"]), expect_code) | ||
return channel.json_body | ||
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def _sync_room_timeline(self, access_token, room_id): | ||
request, channel = self.make_request( | ||
"GET", "sync", access_token=self.mod_access_token | ||
) | ||
self.render(request) | ||
self.assertEqual(channel.result["code"], b"200") | ||
room_sync = channel.json_body["rooms"]["join"][room_id] | ||
return room_sync["timeline"]["events"] | ||
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def test_redact_event_as_moderator(self): | ||
# as a regular user, send a message to redact | ||
b = self.helper.send(room_id=self.room_id, tok=self.other_access_token) | ||
msg_id = b["event_id"] | ||
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# as the moderator, send a redaction | ||
b = self._redact_event(self.mod_access_token, self.room_id, msg_id) | ||
redaction_id = b["event_id"] | ||
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# now sync | ||
timeline = self._sync_room_timeline(self.mod_access_token, self.room_id) | ||
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# the last event should be the redaction | ||
self.assertEqual(timeline[-1]["event_id"], redaction_id) | ||
self.assertEqual(timeline[-1]["redacts"], msg_id) | ||
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# and the penultimate should be the redacted original | ||
self.assertEqual(timeline[-2]["event_id"], msg_id) | ||
self.assertEqual(timeline[-2]["unsigned"]["redacted_by"], redaction_id) | ||
self.assertEqual(timeline[-2]["content"], {}) | ||
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def test_redact_event_as_normal(self): | ||
# as a regular user, send a message to redact | ||
b = self.helper.send(room_id=self.room_id, tok=self.other_access_token) | ||
normal_msg_id = b["event_id"] | ||
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# also send one as the admin | ||
b = self.helper.send(room_id=self.room_id, tok=self.mod_access_token) | ||
admin_msg_id = b["event_id"] | ||
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# as a normal, try to redact the admin's event | ||
self._redact_event( | ||
self.other_access_token, self.room_id, admin_msg_id, expect_code=403 | ||
) | ||
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# now try to redact our own event | ||
b = self._redact_event(self.other_access_token, self.room_id, normal_msg_id) | ||
redaction_id = b["event_id"] | ||
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# now sync | ||
timeline = self._sync_room_timeline(self.other_access_token, self.room_id) | ||
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# the last event should be the redaction of the normal event | ||
self.assertEqual(timeline[-1]["event_id"], redaction_id) | ||
self.assertEqual(timeline[-1]["redacts"], normal_msg_id) | ||
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# the penultimate should be the unredacted one from the admin | ||
self.assertEqual(timeline[-2]["event_id"], admin_msg_id) | ||
self.assertNotIn("redacted_by", timeline[-2]["unsigned"]) | ||
self.assertTrue(timeline[-2]["content"]["body"], {}) | ||
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# and the antepenultimate should be the redacted normal | ||
self.assertEqual(timeline[-3]["event_id"], normal_msg_id) | ||
self.assertEqual(timeline[-3]["unsigned"]["redacted_by"], redaction_id) | ||
self.assertEqual(timeline[-3]["content"], {}) | ||
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def test_redact_nonexistent_event(self): | ||
# control case: an existing event | ||
b = self.helper.send(room_id=self.room_id, tok=self.other_access_token) | ||
msg_id = b["event_id"] | ||
b = self._redact_event(self.other_access_token, self.room_id, msg_id) | ||
redaction_id = b["event_id"] | ||
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# room moderators can send redactions for non-existent events | ||
self._redact_event(self.mod_access_token, self.room_id, "$zzz") | ||
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# ... but normals cannot | ||
self._redact_event( | ||
self.other_access_token, self.room_id, "$zzz", expect_code=404 | ||
) | ||
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# when we sync, we should see only the valid redaction | ||
timeline = self._sync_room_timeline(self.other_access_token, self.room_id) | ||
self.assertEqual(timeline[-1]["event_id"], redaction_id) | ||
self.assertEqual(timeline[-1]["redacts"], msg_id) | ||
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# and the penultimate should be the redacted original | ||
self.assertEqual(timeline[-2]["event_id"], msg_id) | ||
self.assertEqual(timeline[-2]["unsigned"]["redacted_by"], redaction_id) | ||
self.assertEqual(timeline[-2]["content"], {}) |
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