summary refs log tree commit diff
path: root/tests/rest/client/test_keys.py
blob: 46ab0b505f09e6730631bd8e08076546133b5812 (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
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
#  Copyright 2021 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 http import HTTPStatus

from signedjson.key import (
    encode_verify_key_base64,
    generate_signing_key,
    get_verify_key,
)
from signedjson.sign import sign_json

from synapse.api.errors import Codes
from synapse.rest import admin
from synapse.rest.client import keys, login
from synapse.types import JsonDict

from tests import unittest
from tests.http.server._base import make_request_with_cancellation_test
from tests.unittest import override_config


class KeyQueryTestCase(unittest.HomeserverTestCase):
    servlets = [
        keys.register_servlets,
        admin.register_servlets_for_client_rest_resource,
        login.register_servlets,
        admin.register_servlets,
    ]

    def test_rejects_device_id_ice_key_outside_of_list(self) -> None:
        self.register_user("alice", "wonderland")
        alice_token = self.login("alice", "wonderland")
        bob = self.register_user("bob", "uncle")
        channel = self.make_request(
            "POST",
            "/_matrix/client/r0/keys/query",
            {
                "device_keys": {
                    bob: "device_id1",
                },
            },
            alice_token,
        )
        self.assertEqual(channel.code, HTTPStatus.BAD_REQUEST, channel.result)
        self.assertEqual(
            channel.json_body["errcode"],
            Codes.BAD_JSON,
            channel.result,
        )

    def test_rejects_device_key_given_as_map_to_bool(self) -> None:
        self.register_user("alice", "wonderland")
        alice_token = self.login("alice", "wonderland")
        bob = self.register_user("bob", "uncle")
        channel = self.make_request(
            "POST",
            "/_matrix/client/r0/keys/query",
            {
                "device_keys": {
                    bob: {
                        "device_id1": True,
                    },
                },
            },
            alice_token,
        )

        self.assertEqual(channel.code, HTTPStatus.BAD_REQUEST, channel.result)
        self.assertEqual(
            channel.json_body["errcode"],
            Codes.BAD_JSON,
            channel.result,
        )

    def test_requires_device_key(self) -> None:
        """`device_keys` is required. We should complain if it's missing."""
        self.register_user("alice", "wonderland")
        alice_token = self.login("alice", "wonderland")
        channel = self.make_request(
            "POST",
            "/_matrix/client/r0/keys/query",
            {},
            alice_token,
        )
        self.assertEqual(channel.code, HTTPStatus.BAD_REQUEST, channel.result)
        self.assertEqual(
            channel.json_body["errcode"],
            Codes.BAD_JSON,
            channel.result,
        )

    def test_key_query_cancellation(self) -> None:
        """
        Tests that /keys/query is cancellable and does not swallow the
        CancelledError.
        """
        self.register_user("alice", "wonderland")
        alice_token = self.login("alice", "wonderland")

        bob = self.register_user("bob", "uncle")

        channel = make_request_with_cancellation_test(
            "test_key_query_cancellation",
            self.reactor,
            self.site,
            "POST",
            "/_matrix/client/r0/keys/query",
            {
                "device_keys": {
                    # Empty list means we request keys for all bob's devices
                    bob: [],
                },
            },
            token=alice_token,
        )

        self.assertEqual(200, channel.code, msg=channel.result["body"])
        self.assertIn(bob, channel.json_body["device_keys"])

    def make_device_keys(self, user_id: str, device_id: str) -> JsonDict:
        # We only generate a master key to simplify the test.
        master_signing_key = generate_signing_key(device_id)
        master_verify_key = encode_verify_key_base64(get_verify_key(master_signing_key))

        return {
            "master_key": sign_json(
                {
                    "user_id": user_id,
                    "usage": ["master"],
                    "keys": {"ed25519:" + master_verify_key: master_verify_key},
                },
                user_id,
                master_signing_key,
            ),
        }

    def test_device_signing_with_uia(self) -> None:
        """Device signing key upload requires UIA."""
        password = "wonderland"
        device_id = "ABCDEFGHI"
        alice_id = self.register_user("alice", password)
        alice_token = self.login("alice", password, device_id=device_id)

        content = self.make_device_keys(alice_id, device_id)

        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            content,
            alice_token,
        )

        self.assertEqual(channel.code, HTTPStatus.UNAUTHORIZED, channel.result)
        # Grab the session
        session = channel.json_body["session"]
        # Ensure that flows are what is expected.
        self.assertIn({"stages": ["m.login.password"]}, channel.json_body["flows"])

        # add UI auth
        content["auth"] = {
            "type": "m.login.password",
            "identifier": {"type": "m.id.user", "user": alice_id},
            "password": password,
            "session": session,
        }

        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            content,
            alice_token,
        )

        self.assertEqual(channel.code, HTTPStatus.OK, channel.result)

    @override_config({"ui_auth": {"session_timeout": "15m"}})
    def test_device_signing_with_uia_session_timeout(self) -> None:
        """Device signing key upload requires UIA buy passes with grace period."""
        password = "wonderland"
        device_id = "ABCDEFGHI"
        alice_id = self.register_user("alice", password)
        alice_token = self.login("alice", password, device_id=device_id)

        content = self.make_device_keys(alice_id, device_id)

        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            content,
            alice_token,
        )

        self.assertEqual(channel.code, HTTPStatus.OK, channel.result)

    @override_config(
        {
            "ui_auth": {"session_timeout": "15s"},
            "experimental_features": {"msc3967_enabled": True},
        }
    )
    def test_device_signing_with_msc3967_via_config(self) -> None:
        """Device signing key follows MSC3967 behaviour when enabled in config."""
        password = "wonderland"
        device_id = "ABCDEFGHI"
        alice_id = self.register_user("alice", password)
        alice_token = self.login("alice", password, device_id=device_id)

        keys1 = self.make_device_keys(alice_id, device_id)

        # Initial request should succeed as no existing keys are present.
        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            keys1,
            alice_token,
        )
        self.assertEqual(channel.code, HTTPStatus.OK, channel.result)

        keys2 = self.make_device_keys(alice_id, device_id)

        # Subsequent request should require UIA as keys already exist even though session_timeout is set.
        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            keys2,
            alice_token,
        )
        self.assertEqual(channel.code, HTTPStatus.UNAUTHORIZED, channel.result)

        # Grab the session
        session = channel.json_body["session"]
        # Ensure that flows are what is expected.
        self.assertIn({"stages": ["m.login.password"]}, channel.json_body["flows"])

        # add UI auth
        keys2["auth"] = {
            "type": "m.login.password",
            "identifier": {"type": "m.id.user", "user": alice_id},
            "password": password,
            "session": session,
        }

        # Request should complete
        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            keys2,
            alice_token,
        )
        self.assertEqual(channel.code, HTTPStatus.OK, channel.result)

    @override_config(
        {
            "ui_auth": {"session_timeout": "15s"},
        }
    )
    def test_device_signing_with_msc3967_via_admin(self) -> None:
        """Device signing key follows MSC3967 behaviour when enabled for user via admin api."""
        password = "wonderland"
        device_id = "ABCDEFGHI"
        alice_id = self.register_user("alice", password)
        alice_token = self.login("alice", password, device_id=device_id)
        self.register_user("admin", "pass", True)
        admin_tok = self.login("admin", "pass")

        url = f"/_synapse/admin/v1/experimental_features/{alice_id}"
        channel = self.make_request(
            "PUT",
            url,
            content={
                "features": {"msc3967": True},
            },
            access_token=admin_tok,
        )
        self.assertEqual(channel.code, 200)

        keys1 = self.make_device_keys(alice_id, device_id)

        # Initial request should succeed as no existing keys are present.
        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            keys1,
            alice_token,
        )
        self.assertEqual(channel.code, HTTPStatus.OK, channel.result)

        keys2 = self.make_device_keys(alice_id, device_id)

        # Subsequent request should require UIA as keys already exist even though session_timeout is set.
        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            keys2,
            alice_token,
        )
        self.assertEqual(channel.code, HTTPStatus.UNAUTHORIZED, channel.result)

        # Grab the session
        session = channel.json_body["session"]
        # Ensure that flows are what is expected.
        self.assertIn({"stages": ["m.login.password"]}, channel.json_body["flows"])

        # add UI auth
        keys2["auth"] = {
            "type": "m.login.password",
            "identifier": {"type": "m.id.user", "user": alice_id},
            "password": password,
            "session": session,
        }

        # Request should complete
        channel = self.make_request(
            "POST",
            "/_matrix/client/v3/keys/device_signing/upload",
            keys2,
            alice_token,
        )
        self.assertEqual(channel.code, HTTPStatus.OK, channel.result)