summary refs log tree commit diff
path: root/tests/storage/test_roommember.py
blob: 5cfdfe9b852e4b96a10e330f63fcfa4f98c069b0 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
# Copyright 2014-2016 OpenMarket Ltd
# 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 synapse.api.constants import Membership
from synapse.rest.admin import register_servlets_for_client_rest_resource
from synapse.rest.client import login, room
from synapse.types import UserID, create_requester

from tests import unittest
from tests.server import TestHomeServer
from tests.test_utils import event_injection


class RoomMemberStoreTestCase(unittest.HomeserverTestCase):

    servlets = [
        login.register_servlets,
        register_servlets_for_client_rest_resource,
        room.register_servlets,
    ]

    def prepare(self, reactor, clock, hs: TestHomeServer):

        # We can't test the RoomMemberStore on its own without the other event
        # storage logic
        self.store = hs.get_datastore()

        self.u_alice = self.register_user("alice", "pass")
        self.t_alice = self.login("alice", "pass")
        self.u_bob = self.register_user("bob", "pass")

        # User elsewhere on another host
        self.u_charlie = UserID.from_string("@charlie:elsewhere")

    def test_one_member(self):

        # Alice creates the room, and is automatically joined
        self.room = self.helper.create_room_as(self.u_alice, tok=self.t_alice)

        rooms_for_user = self.get_success(
            self.store.get_rooms_for_local_user_where_membership_is(
                self.u_alice, [Membership.JOIN]
            )
        )

        self.assertEquals([self.room], [m.room_id for m in rooms_for_user])

    def test_count_known_servers(self):
        """
        _count_known_servers will calculate how many servers are in a room.
        """
        self.room = self.helper.create_room_as(self.u_alice, tok=self.t_alice)
        self.inject_room_member(self.room, self.u_bob, Membership.JOIN)
        self.inject_room_member(self.room, self.u_charlie.to_string(), Membership.JOIN)

        servers = self.get_success(self.store._count_known_servers())
        self.assertEqual(servers, 2)

    def test_count_known_servers_stat_counter_disabled(self):
        """
        If enabled, the metrics for how many servers are known will be counted.
        """
        self.assertTrue("_known_servers_count" not in self.store.__dict__.keys())

        self.room = self.helper.create_room_as(self.u_alice, tok=self.t_alice)
        self.inject_room_member(self.room, self.u_bob, Membership.JOIN)
        self.inject_room_member(self.room, self.u_charlie.to_string(), Membership.JOIN)

        self.pump()

        self.assertTrue("_known_servers_count" not in self.store.__dict__.keys())

    @unittest.override_config(
        {"enable_metrics": True, "metrics_flags": {"known_servers": True}}
    )
    def test_count_known_servers_stat_counter_enabled(self):
        """
        If enabled, the metrics for how many servers are known will be counted.
        """
        # Initialises to 1 -- itself
        self.assertEqual(self.store._known_servers_count, 1)

        self.pump()

        # No rooms have been joined, so technically the SQL returns 0, but it
        # will still say it knows about itself.
        self.assertEqual(self.store._known_servers_count, 1)

        self.room = self.helper.create_room_as(self.u_alice, tok=self.t_alice)
        self.inject_room_member(self.room, self.u_bob, Membership.JOIN)
        self.inject_room_member(self.room, self.u_charlie.to_string(), Membership.JOIN)

        self.pump(1)

        # It now knows about Charlie's server.
        self.assertEqual(self.store._known_servers_count, 2)

    def test_get_joined_users_from_context(self):
        room = self.helper.create_room_as(self.u_alice, tok=self.t_alice)
        bob_event = self.get_success(
            event_injection.inject_member_event(
                self.hs, room, self.u_bob, Membership.JOIN
            )
        )

        # first, create a regular event
        event, context = self.get_success(
            event_injection.create_event(
                self.hs,
                room_id=room,
                sender=self.u_alice,
                prev_event_ids=[bob_event.event_id],
                type="m.test.1",
                content={},
            )
        )

        users = self.get_success(
            self.store.get_joined_users_from_context(event, context)
        )
        self.assertEqual(users.keys(), {self.u_alice, self.u_bob})

        # Regression test for #7376: create a state event whose key matches bob's
        # user_id, but which is *not* a membership event, and persist that; then check
        # that `get_joined_users_from_context` returns the correct users for the next event.
        non_member_event = self.get_success(
            event_injection.inject_event(
                self.hs,
                room_id=room,
                sender=self.u_bob,
                prev_event_ids=[bob_event.event_id],
                type="m.test.2",
                state_key=self.u_bob,
                content={},
            )
        )
        event, context = self.get_success(
            event_injection.create_event(
                self.hs,
                room_id=room,
                sender=self.u_alice,
                prev_event_ids=[non_member_event.event_id],
                type="m.test.3",
                content={},
            )
        )
        users = self.get_success(
            self.store.get_joined_users_from_context(event, context)
        )
        self.assertEqual(users.keys(), {self.u_alice, self.u_bob})

    def test__null_byte_in_display_name_properly_handled(self):
        room = self.helper.create_room_as(self.u_alice, tok=self.t_alice)

        res = self.get_success(
            self.store.db_pool.simple_select_list(
                "room_memberships",
                {"user_id": "@alice:test"},
                ["display_name", "event_id"],
            )
        )
        # Check that we only got one result back
        self.assertEqual(len(res), 1)

        # Check that alice's display name is "alice"
        self.assertEqual(res[0]["display_name"], "alice")

        # Grab the event_id to use later
        event_id = res[0]["event_id"]

        # Create a profile with the offending null byte in the display name
        new_profile = {"displayname": "ali\u0000ce"}

        # Ensure that the change goes smoothly and does not fail due to the null byte
        self.helper.change_membership(
            room,
            self.u_alice,
            self.u_alice,
            "join",
            extra_data=new_profile,
            tok=self.t_alice,
        )

        res2 = self.get_success(
            self.store.db_pool.simple_select_list(
                "room_memberships",
                {"user_id": "@alice:test"},
                ["display_name", "event_id"],
            )
        )
        # Check that we only have two results
        self.assertEqual(len(res2), 2)

        # Filter out the previous event using the event_id we grabbed above
        row = [row for row in res2 if row["event_id"] != event_id]

        # Check that alice's display name is now None
        self.assertEqual(row[0]["display_name"], None)


class CurrentStateMembershipUpdateTestCase(unittest.HomeserverTestCase):
    def prepare(self, reactor, clock, homeserver):
        self.store = homeserver.get_datastore()
        self.room_creator = homeserver.get_room_creation_handler()

    def test_can_rerun_update(self):
        # First make sure we have completed all updates.
        self.wait_for_background_updates()

        # Now let's create a room, which will insert a membership
        user = UserID("alice", "test")
        requester = create_requester(user)
        self.get_success(self.room_creator.create_room(requester, {}))

        # Register the background update to run again.
        self.get_success(
            self.store.db_pool.simple_insert(
                table="background_updates",
                values={
                    "update_name": "current_state_events_membership",
                    "progress_json": "{}",
                    "depends_on": None,
                },
            )
        )

        # ... and tell the DataStore that it hasn't finished all updates yet
        self.store.db_pool.updates._all_done = False

        # Now let's actually drive the updates to completion
        self.wait_for_background_updates()