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# 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.
from collections import Counter
import synapse.rest.admin
import synapse.storage
from synapse.api.constants import EventTypes, JoinRules
from synapse.api.room_versions import RoomVersions
from synapse.rest.client import knock, login, room
from tests import unittest
class ExfiltrateData(unittest.HomeserverTestCase):
servlets = [
synapse.rest.admin.register_servlets_for_client_rest_resource,
login.register_servlets,
room.register_servlets,
knock.register_servlets,
]
def prepare(self, reactor, clock, hs):
self.admin_handler = hs.get_admin_handler()
self.user1 = self.register_user("user1", "password")
self.token1 = self.login("user1", "password")
self.user2 = self.register_user("user2", "password")
self.token2 = self.login("user2", "password")
def test_single_public_joined_room(self):
"""Test that we write *all* events for a public room"""
room_id = self.helper.create_room_as(
self.user1, tok=self.token1, is_public=True
)
self.helper.send(room_id, body="Hello!", tok=self.token1)
self.helper.join(room_id, self.user2, tok=self.token2)
self.helper.send(room_id, body="Hello again!", tok=self.token1)
writer = Mock()
self.get_success(self.admin_handler.export_user_data(self.user2, writer))
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writer.write_events.assert_called()
# Since we can see all events there shouldn't be any extremities, so no
# state should be written
writer.write_state.assert_not_called()
# Collect all events that were written
written_events = []
for (called_room_id, events), _ in writer.write_events.call_args_list:
self.assertEqual(called_room_id, room_id)
written_events.extend(events)
# Check that the right number of events were written
counter = Counter(
(event.type, getattr(event, "state_key", None)) for event in written_events
)
self.assertEqual(counter[(EventTypes.Message, None)], 2)
self.assertEqual(counter[(EventTypes.Member, self.user1)], 1)
self.assertEqual(counter[(EventTypes.Member, self.user2)], 1)
def test_single_private_joined_room(self):
"""Tests that we correctly write state when we can't see all events in
a room.
"""
room_id = self.helper.create_room_as(self.user1, tok=self.token1)
self.helper.send_state(
room_id,
EventTypes.RoomHistoryVisibility,
body={"history_visibility": "joined"},
tok=self.token1,
)
self.helper.send(room_id, body="Hello!", tok=self.token1)
self.helper.join(room_id, self.user2, tok=self.token2)
self.helper.send(room_id, body="Hello again!", tok=self.token1)
writer = Mock()
self.get_success(self.admin_handler.export_user_data(self.user2, writer))
writer.write_events.assert_called()
# Since we can't see all events there should be one extremity.
writer.write_state.assert_called_once()
# Collect all events that were written
written_events = []
for (called_room_id, events), _ in writer.write_events.call_args_list:
self.assertEqual(called_room_id, room_id)
written_events.extend(events)
# Check that the right number of events were written
counter = Counter(
(event.type, getattr(event, "state_key", None)) for event in written_events
)
self.assertEqual(counter[(EventTypes.Message, None)], 1)
self.assertEqual(counter[(EventTypes.Member, self.user1)], 1)
self.assertEqual(counter[(EventTypes.Member, self.user2)], 1)
def test_single_left_room(self):
"""Tests that we don't see events in the room after we leave."""
room_id = self.helper.create_room_as(self.user1, tok=self.token1)
self.helper.send(room_id, body="Hello!", tok=self.token1)
self.helper.join(room_id, self.user2, tok=self.token2)
self.helper.send(room_id, body="Hello again!", tok=self.token1)
self.helper.leave(room_id, self.user2, tok=self.token2)
self.helper.send(room_id, body="Helloooooo!", tok=self.token1)
writer = Mock()
self.get_success(self.admin_handler.export_user_data(self.user2, writer))
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writer.write_events.assert_called()
# Since we can see all events there shouldn't be any extremities, so no
# state should be written
writer.write_state.assert_not_called()
written_events = []
for (called_room_id, events), _ in writer.write_events.call_args_list:
self.assertEqual(called_room_id, room_id)
written_events.extend(events)
# Check that the right number of events were written
counter = Counter(
(event.type, getattr(event, "state_key", None)) for event in written_events
)
self.assertEqual(counter[(EventTypes.Message, None)], 2)
self.assertEqual(counter[(EventTypes.Member, self.user1)], 1)
self.assertEqual(counter[(EventTypes.Member, self.user2)], 2)
def test_single_left_rejoined_private_room(self):
"""Tests that see the correct events in private rooms when we
repeatedly join and leave.
"""
room_id = self.helper.create_room_as(self.user1, tok=self.token1)
self.helper.send_state(
room_id,
EventTypes.RoomHistoryVisibility,
body={"history_visibility": "joined"},
tok=self.token1,
)
self.helper.send(room_id, body="Hello!", tok=self.token1)
self.helper.join(room_id, self.user2, tok=self.token2)
self.helper.send(room_id, body="Hello again!", tok=self.token1)
self.helper.leave(room_id, self.user2, tok=self.token2)
self.helper.send(room_id, body="Helloooooo!", tok=self.token1)
self.helper.join(room_id, self.user2, tok=self.token2)
self.helper.send(room_id, body="Helloooooo!!", tok=self.token1)
writer = Mock()
self.get_success(self.admin_handler.export_user_data(self.user2, writer))
writer.write_events.assert_called_once()
# Since we joined/left/joined again we expect there to be two gaps.
self.assertEqual(writer.write_state.call_count, 2)
written_events = []
for (called_room_id, events), _ in writer.write_events.call_args_list:
self.assertEqual(called_room_id, room_id)
written_events.extend(events)
# Check that the right number of events were written
counter = Counter(
(event.type, getattr(event, "state_key", None)) for event in written_events
)
self.assertEqual(counter[(EventTypes.Message, None)], 2)
self.assertEqual(counter[(EventTypes.Member, self.user1)], 1)
self.assertEqual(counter[(EventTypes.Member, self.user2)], 3)
def test_invite(self):
"""Tests that pending invites get handled correctly."""
room_id = self.helper.create_room_as(self.user1, tok=self.token1)
self.helper.send(room_id, body="Hello!", tok=self.token1)
self.helper.invite(room_id, self.user1, self.user2, tok=self.token1)
writer = Mock()
self.get_success(self.admin_handler.export_user_data(self.user2, writer))
writer.write_events.assert_not_called()
writer.write_state.assert_not_called()
writer.write_invite.assert_called_once()
args = writer.write_invite.call_args[0]
self.assertEqual(args[0], room_id)
self.assertEqual(args[1].content["membership"], "invite")
self.assertTrue(args[2]) # Assert there is at least one bit of state
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def test_knock(self):
"""Tests that knock get handled correctly."""
# create a knockable v7 room
room_id = self.helper.create_room_as(
self.user1, room_version=RoomVersions.V7.identifier, tok=self.token1
)
self.helper.send_state(
room_id,
EventTypes.JoinRules,
{"join_rule": JoinRules.KNOCK},
tok=self.token1,
)
self.helper.send(room_id, body="Hello!", tok=self.token1)
self.helper.knock(room_id, self.user2, tok=self.token2)
writer = Mock()
self.get_success(self.admin_handler.export_user_data(self.user2, writer))
writer.write_events.assert_not_called()
writer.write_state.assert_not_called()
writer.write_knock.assert_called_once()
args = writer.write_knock.call_args[0]
self.assertEqual(args[0], room_id)
self.assertEqual(args[1].content["membership"], "knock")
self.assertTrue(args[2]) # Assert there is at least one bit of state