-
-
Notifications
You must be signed in to change notification settings - Fork 616
/
Copy pathrust-crypto.spec.ts
1628 lines (1410 loc) · 68.7 KB
/
rust-crypto.spec.ts
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
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
Copyright 2022-2023 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.
*/
import * as RustSdkCryptoJs from "@matrix-org/matrix-sdk-crypto-wasm";
import {
BaseMigrationData,
KeysQueryRequest,
Migration,
OlmMachine,
PickledInboundGroupSession,
PickledSession,
StoreHandle,
} from "@matrix-org/matrix-sdk-crypto-wasm";
import { mocked, Mocked } from "jest-mock";
import fetchMock from "fetch-mock-jest";
import { RustCrypto } from "../../../src/rust-crypto/rust-crypto";
import { initRustCrypto } from "../../../src/rust-crypto";
import {
CryptoEvent,
Device,
DeviceVerification,
encodeBase64,
HttpApiEvent,
HttpApiEventHandlerMap,
IHttpOpts,
IToDeviceEvent,
MatrixClient,
MatrixEvent,
MatrixHttpApi,
MemoryCryptoStore,
TypedEventEmitter,
} from "../../../src";
import { mkEvent } from "../../test-utils/test-utils";
import { CryptoBackend } from "../../../src/common-crypto/CryptoBackend";
import { IEventDecryptionResult, IMegolmSessionData } from "../../../src/@types/crypto";
import { OutgoingRequestProcessor } from "../../../src/rust-crypto/OutgoingRequestProcessor";
import {
AccountDataClient,
AddSecretStorageKeyOpts,
SecretStorageCallbacks,
ServerSideSecretStorage,
ServerSideSecretStorageImpl,
} from "../../../src/secret-storage";
import {
CryptoCallbacks,
EventShieldColour,
EventShieldReason,
ImportRoomKeysOpts,
KeyBackupCheck,
VerificationRequest,
} from "../../../src/crypto-api";
import * as testData from "../../test-utils/test-data";
import { defer } from "../../../src/utils";
import { logger } from "../../../src/logger";
import { OutgoingRequestsManager } from "../../../src/rust-crypto/OutgoingRequestsManager";
import { ClientEvent, ClientEventHandlerMap } from "../../../src/client";
import { Curve25519AuthData } from "../../../src/crypto-api/keybackup";
import { encryptAES } from "../../../src/crypto/aes";
import { CryptoStore, SecretStorePrivateKeys } from "../../../src/crypto/store/base";
const TEST_USER = "@alice:example.com";
const TEST_DEVICE_ID = "TEST_DEVICE";
beforeAll(async () => {
// Load the WASM upfront, before any of the tests. This can take some time, and doing it here means that it gets
// a separate timeout.
await RustSdkCryptoJs.initAsync();
}, 15000);
afterEach(() => {
fetchMock.reset();
jest.restoreAllMocks();
});
describe("initRustCrypto", () => {
function makeTestOlmMachine(): Mocked<OlmMachine> {
return {
registerRoomKeyUpdatedCallback: jest.fn(),
registerUserIdentityUpdatedCallback: jest.fn(),
getSecretsFromInbox: jest.fn().mockResolvedValue([]),
deleteSecretsFromInbox: jest.fn(),
registerReceiveSecretCallback: jest.fn(),
registerDevicesUpdatedCallback: jest.fn(),
outgoingRequests: jest.fn(),
isBackupEnabled: jest.fn().mockResolvedValue(false),
verifyBackup: jest.fn().mockResolvedValue({ trusted: jest.fn().mockReturnValue(false) }),
getBackupKeys: jest.fn(),
getIdentity: jest.fn().mockResolvedValue(null),
trackedUsers: jest.fn(),
} as unknown as Mocked<OlmMachine>;
}
it("passes through the store params (passphrase)", async () => {
const mockStore = { free: jest.fn() } as unknown as StoreHandle;
jest.spyOn(StoreHandle, "open").mockResolvedValue(mockStore);
const testOlmMachine = makeTestOlmMachine();
jest.spyOn(OlmMachine, "initFromStore").mockResolvedValue(testOlmMachine);
await initRustCrypto({
logger,
http: {} as MatrixClient["http"],
userId: TEST_USER,
deviceId: TEST_DEVICE_ID,
secretStorage: {} as ServerSideSecretStorage,
cryptoCallbacks: {} as CryptoCallbacks,
storePrefix: "storePrefix",
storePassphrase: "storePassphrase",
});
expect(StoreHandle.open).toHaveBeenCalledWith("storePrefix", "storePassphrase");
expect(OlmMachine.initFromStore).toHaveBeenCalledWith(expect.anything(), expect.anything(), mockStore);
});
it("passes through the store params (key)", async () => {
const mockStore = { free: jest.fn() } as unknown as StoreHandle;
jest.spyOn(StoreHandle, "openWithKey").mockResolvedValue(mockStore);
const testOlmMachine = makeTestOlmMachine();
jest.spyOn(OlmMachine, "initFromStore").mockResolvedValue(testOlmMachine);
const storeKey = new Uint8Array(32);
await initRustCrypto({
logger,
http: {} as MatrixClient["http"],
userId: TEST_USER,
deviceId: TEST_DEVICE_ID,
secretStorage: {} as ServerSideSecretStorage,
cryptoCallbacks: {} as CryptoCallbacks,
storePrefix: "storePrefix",
storeKey: storeKey,
});
expect(StoreHandle.openWithKey).toHaveBeenCalledWith("storePrefix", storeKey);
expect(OlmMachine.initFromStore).toHaveBeenCalledWith(expect.anything(), expect.anything(), mockStore);
});
it("suppresses the storePassphrase and storeKey if storePrefix is unset", async () => {
const mockStore = { free: jest.fn() } as unknown as StoreHandle;
jest.spyOn(StoreHandle, "open").mockResolvedValue(mockStore);
const testOlmMachine = makeTestOlmMachine();
jest.spyOn(OlmMachine, "initFromStore").mockResolvedValue(testOlmMachine);
await initRustCrypto({
logger,
http: {} as MatrixClient["http"],
userId: TEST_USER,
deviceId: TEST_DEVICE_ID,
secretStorage: {} as ServerSideSecretStorage,
cryptoCallbacks: {} as CryptoCallbacks,
storePrefix: null,
storeKey: new Uint8Array(),
storePassphrase: "storePassphrase",
});
expect(StoreHandle.open).toHaveBeenCalledWith();
expect(OlmMachine.initFromStore).toHaveBeenCalledWith(expect.anything(), expect.anything(), mockStore);
});
it("Should get secrets from inbox on start", async () => {
const mockStore = { free: jest.fn() } as unknown as StoreHandle;
jest.spyOn(StoreHandle, "open").mockResolvedValue(mockStore);
const testOlmMachine = makeTestOlmMachine();
jest.spyOn(OlmMachine, "initFromStore").mockResolvedValue(testOlmMachine);
await initRustCrypto({
logger,
http: {} as MatrixClient["http"],
userId: TEST_USER,
deviceId: TEST_DEVICE_ID,
secretStorage: {} as ServerSideSecretStorage,
cryptoCallbacks: {} as CryptoCallbacks,
storePrefix: "storePrefix",
storePassphrase: "storePassphrase",
});
expect(testOlmMachine.getSecretsFromInbox).toHaveBeenCalledWith("m.megolm_backup.v1");
});
describe("libolm migration", () => {
let mockStore: RustSdkCryptoJs.StoreHandle;
beforeEach(() => {
// Stub out a bunch of stuff in the Rust library
mockStore = { free: jest.fn() } as unknown as StoreHandle;
jest.spyOn(StoreHandle, "open").mockResolvedValue(mockStore);
jest.spyOn(Migration, "migrateBaseData").mockResolvedValue(undefined);
jest.spyOn(Migration, "migrateOlmSessions").mockResolvedValue(undefined);
jest.spyOn(Migration, "migrateMegolmSessions").mockResolvedValue(undefined);
const testOlmMachine = makeTestOlmMachine();
testOlmMachine.trackedUsers.mockResolvedValue([]);
jest.spyOn(OlmMachine, "initFromStore").mockResolvedValue(testOlmMachine);
});
it("migrates data from a legacy crypto store", async () => {
const PICKLE_KEY = "pickle1234";
const legacyStore = new MemoryCryptoStore();
// Populate the legacy store with some test data
const storeSecretKey = (type: string, key: string) =>
encryptAndStoreSecretKey(type, new TextEncoder().encode(key), PICKLE_KEY, legacyStore);
await legacyStore.storeAccount({}, "not a real account");
await storeSecretKey("m.megolm_backup.v1", "backup key");
await storeSecretKey("master", "master key");
await storeSecretKey("self_signing", "ssk");
await storeSecretKey("user_signing", "usk");
const nDevices = 6;
const nSessionsPerDevice = 10;
createSessions(legacyStore, nDevices, nSessionsPerDevice);
createMegolmSessions(legacyStore, nDevices, nSessionsPerDevice);
await legacyStore.markSessionsNeedingBackup([{ senderKey: pad43("device5"), sessionId: "session5" }]);
fetchMock.get("path:/_matrix/client/v3/room_keys/version", {
auth_data: {
public_key: "backup_key_public",
},
version: "45",
algorithm: "m.megolm_backup.v1.curve25519-aes-sha2",
});
// The cached key should be valid for the backup
const mockBackupDecryptionKey: any = {
megolmV1PublicKey: {
publicKeyBase64: "backup_key_public",
},
};
jest.spyOn(RustSdkCryptoJs.BackupDecryptionKey, "fromBase64").mockReturnValue(mockBackupDecryptionKey);
function legacyMigrationProgressListener(progress: number, total: number): void {
logger.log(`migrated ${progress} of ${total}`);
}
await initRustCrypto({
logger,
http: makeMatrixHttpApi(),
userId: TEST_USER,
deviceId: TEST_DEVICE_ID,
secretStorage: {} as ServerSideSecretStorage,
cryptoCallbacks: {} as CryptoCallbacks,
storePrefix: "storePrefix",
storePassphrase: "storePassphrase",
legacyCryptoStore: legacyStore,
legacyPickleKey: PICKLE_KEY,
legacyMigrationProgressListener,
});
// Check that the migration functions were correctly called
expect(Migration.migrateBaseData).toHaveBeenCalledWith(
expect.any(BaseMigrationData),
new Uint8Array(Buffer.from(PICKLE_KEY)),
mockStore,
);
const data = mocked(Migration.migrateBaseData).mock.calls[0][0];
expect(data.pickledAccount).toEqual("not a real account");
expect(data.userId!.toString()).toEqual(TEST_USER);
expect(data.deviceId!.toString()).toEqual(TEST_DEVICE_ID);
expect(atob(data.backupRecoveryKey!)).toEqual("backup key");
expect(data.backupVersion).toEqual("45");
expect(atob(data.privateCrossSigningMasterKey!)).toEqual("master key");
expect(atob(data.privateCrossSigningUserSigningKey!)).toEqual("usk");
expect(atob(data.privateCrossSigningSelfSigningKey!)).toEqual("ssk");
expect(Migration.migrateOlmSessions).toHaveBeenCalledTimes(2);
expect(Migration.migrateOlmSessions).toHaveBeenCalledWith(
expect.any(Array),
new Uint8Array(Buffer.from(PICKLE_KEY)),
mockStore,
);
// First call should have 50 entries; second should have 10
const sessions1: PickledSession[] = mocked(Migration.migrateOlmSessions).mock.calls[0][0];
expect(sessions1.length).toEqual(50);
const sessions2: PickledSession[] = mocked(Migration.migrateOlmSessions).mock.calls[1][0];
expect(sessions2.length).toEqual(10);
const sessions = [...sessions1, ...sessions2];
for (let i = 0; i < nDevices; i++) {
for (let j = 0; j < nSessionsPerDevice; j++) {
const session = sessions[i * nSessionsPerDevice + j];
expect(session.senderKey).toEqual(`device${i}`);
expect(session.pickle).toEqual(`session${i}.${j}`);
expect(session.creationTime).toEqual(new Date(1000));
expect(session.lastUseTime).toEqual(new Date(1000));
}
}
expect(Migration.migrateMegolmSessions).toHaveBeenCalledTimes(2);
expect(Migration.migrateMegolmSessions).toHaveBeenCalledWith(
expect.any(Array),
new Uint8Array(Buffer.from(PICKLE_KEY)),
mockStore,
);
// First call should have 50 entries; second should have 10
const megolmSessions1: PickledInboundGroupSession[] = mocked(Migration.migrateMegolmSessions).mock
.calls[0][0];
expect(megolmSessions1.length).toEqual(50);
const megolmSessions2: PickledInboundGroupSession[] = mocked(Migration.migrateMegolmSessions).mock
.calls[1][0];
expect(megolmSessions2.length).toEqual(10);
const megolmSessions = [...megolmSessions1, ...megolmSessions2];
for (let i = 0; i < nDevices; i++) {
for (let j = 0; j < nSessionsPerDevice; j++) {
const session = megolmSessions[i * nSessionsPerDevice + j];
expect(session.senderKey).toEqual(pad43(`device${i}`));
expect(session.pickle).toEqual("sessionPickle");
expect(session.roomId!.toString()).toEqual("!room:id");
expect(session.senderSigningKey).toEqual("sender_signing_key");
// only one of the sessions needs backing up
expect(session.backedUp).toEqual(i !== 5 || j !== 5);
}
}
}, 10000);
it("migrates data from a legacy crypto store when secret are not encrypted", async () => {
const PICKLE_KEY = "pickle1234";
const legacyStore = new MemoryCryptoStore();
// It's possible for old sessions to directly store the secrets as raw UInt8Array,
// so we need to support that in the migration code.
// See https://github.com/matrix-org/matrix-js-sdk/commit/c81f11df0afd4d0da3b088892745ae2f8ba1c4a7
async function storeSecretKeyInClear(type: string, key: Uint8Array, store: CryptoStore) {
// @ts-ignore The API to store raw UInt8Array does not exist anymore, so we need that for this test.
store.privateKeys[type as keyof SecretStorePrivateKeys] = key;
}
// Populate the legacy store with some test data
const storeSecretKey = (type: string, key: string) =>
storeSecretKeyInClear(type, new TextEncoder().encode(key), legacyStore);
await legacyStore.storeAccount({}, "not a real account");
await storeSecretKey("master", "master key");
await storeSecretKey("self_signing", "ssk");
await storeSecretKey("user_signing", "usk");
fetchMock.get("path:/_matrix/client/v3/room_keys/version", 404);
function legacyMigrationProgressListener(progress: number, total: number): void {
logger.log(`migrated ${progress} of ${total}`);
}
await initRustCrypto({
logger,
http: makeMatrixHttpApi(),
userId: TEST_USER,
deviceId: TEST_DEVICE_ID,
secretStorage: {} as ServerSideSecretStorage,
cryptoCallbacks: {} as CryptoCallbacks,
storePrefix: "storePrefix",
storePassphrase: "storePassphrase",
legacyCryptoStore: legacyStore,
legacyPickleKey: PICKLE_KEY,
legacyMigrationProgressListener,
});
const data = mocked(Migration.migrateBaseData).mock.calls[0][0];
expect(data.pickledAccount).toEqual("not a real account");
expect(data.userId!.toString()).toEqual(TEST_USER);
expect(data.deviceId!.toString()).toEqual(TEST_DEVICE_ID);
expect(atob(data.privateCrossSigningMasterKey!)).toEqual("master key");
expect(atob(data.privateCrossSigningUserSigningKey!)).toEqual("usk");
expect(atob(data.privateCrossSigningSelfSigningKey!)).toEqual("ssk");
});
it("handles megolm sessions with no `keysClaimed`", async () => {
const legacyStore = new MemoryCryptoStore();
legacyStore.storeAccount({}, "not a real account");
legacyStore.storeEndToEndInboundGroupSession(
pad43(`device1`),
`session1`,
{
forwardingCurve25519KeyChain: [],
room_id: "!room:id",
session: "sessionPickle",
},
undefined,
);
const PICKLE_KEY = "pickle1234";
await initRustCrypto({
logger,
http: makeMatrixHttpApi(),
userId: TEST_USER,
deviceId: TEST_DEVICE_ID,
secretStorage: {} as ServerSideSecretStorage,
cryptoCallbacks: {} as CryptoCallbacks,
storePrefix: "storePrefix",
storePassphrase: "storePassphrase",
legacyCryptoStore: legacyStore,
legacyPickleKey: PICKLE_KEY,
});
expect(Migration.migrateMegolmSessions).toHaveBeenCalledTimes(1);
expect(Migration.migrateMegolmSessions).toHaveBeenCalledWith(
expect.any(Array),
new Uint8Array(Buffer.from(PICKLE_KEY)),
mockStore,
);
const megolmSessions: PickledInboundGroupSession[] = mocked(Migration.migrateMegolmSessions).mock
.calls[0][0];
expect(megolmSessions.length).toEqual(1);
const session = megolmSessions[0];
expect(session.senderKey).toEqual(pad43(`device1`));
expect(session.pickle).toEqual("sessionPickle");
expect(session.roomId!.toString()).toEqual("!room:id");
expect(session.senderSigningKey).toBe(undefined);
}, 10000);
async function encryptAndStoreSecretKey(type: string, key: Uint8Array, pickleKey: string, store: CryptoStore) {
const encryptedKey = await encryptAES(encodeBase64(key), Buffer.from(pickleKey), type);
store.storeSecretStorePrivateKey(undefined, type as keyof SecretStorePrivateKeys, encryptedKey);
}
/** Create a bunch of fake Olm sessions and stash them in the DB. */
function createSessions(store: CryptoStore, nDevices: number, nSessionsPerDevice: number) {
for (let i = 0; i < nDevices; i++) {
for (let j = 0; j < nSessionsPerDevice; j++) {
const sessionData = {
deviceKey: `device${i}`,
sessionId: `session${j}`,
session: `session${i}.${j}`,
lastReceivedMessageTs: 1000,
};
store.storeEndToEndSession(`device${i}`, `session${j}`, sessionData, undefined);
}
}
}
/** Create a bunch of fake Megolm sessions and stash them in the DB. */
function createMegolmSessions(store: CryptoStore, nDevices: number, nSessionsPerDevice: number) {
for (let i = 0; i < nDevices; i++) {
for (let j = 0; j < nSessionsPerDevice; j++) {
store.storeEndToEndInboundGroupSession(
pad43(`device${i}`),
`session${j}`,
{
forwardingCurve25519KeyChain: [],
keysClaimed: { ed25519: "sender_signing_key" },
room_id: "!room:id",
session: "sessionPickle",
},
undefined,
);
}
}
}
});
});
describe("RustCrypto", () => {
it("getVersion() should return the current version of the rust sdk and vodozemac", async () => {
const rustCrypto = await makeTestRustCrypto();
const versions = RustSdkCryptoJs.getVersions();
expect(rustCrypto.getVersion()).toBe(
`Rust SDK ${versions.matrix_sdk_crypto} (${versions.git_sha}), Vodozemac ${versions.vodozemac}`,
);
});
describe("importing and exporting room keys", () => {
let rustCrypto: RustCrypto;
beforeEach(
async () => {
rustCrypto = await makeTestRustCrypto();
},
/* it can take a while to initialise the crypto library on the first pass, so bump up the timeout. */
10000,
);
it("should import and export keys", async () => {
const someRoomKeys = testData.MEGOLM_SESSION_DATA_ARRAY;
let importTotal = 0;
const opt: ImportRoomKeysOpts = {
progressCallback: (stage) => {
importTotal = stage.total ?? 0;
},
};
await rustCrypto.importRoomKeys(someRoomKeys, opt);
expect(importTotal).toBe(someRoomKeys.length);
const keys = await rustCrypto.exportRoomKeys();
expect(Array.isArray(keys)).toBeTruthy();
expect(keys.length).toBe(someRoomKeys.length);
const aSession = someRoomKeys[0];
const exportedKey = keys.find((k) => k.session_id == aSession.session_id);
expect(aSession).toStrictEqual(exportedKey);
});
it("should import and export keys as JSON", async () => {
const someRoomKeys = testData.MEGOLM_SESSION_DATA_ARRAY;
let importTotal = 0;
const opt: ImportRoomKeysOpts = {
progressCallback: (stage) => {
importTotal = stage.total ?? 0;
},
};
await rustCrypto.importRoomKeysAsJson(JSON.stringify(someRoomKeys), opt);
expect(importTotal).toBe(someRoomKeys.length);
const keys: Array<IMegolmSessionData> = JSON.parse(await rustCrypto.exportRoomKeysAsJson());
expect(Array.isArray(keys)).toBeTruthy();
expect(keys.length).toBe(someRoomKeys.length);
const aSession = someRoomKeys[0];
const exportedKey = keys.find((k) => k.session_id == aSession.session_id);
expect(aSession).toStrictEqual(exportedKey);
});
});
describe("call preprocess methods", () => {
let rustCrypto: RustCrypto;
beforeEach(async () => {
rustCrypto = await makeTestRustCrypto();
});
it("should pass through unencrypted to-device messages", async () => {
const inputs: IToDeviceEvent[] = [
{ content: { key: "value" }, type: "org.matrix.test", sender: "@alice:example.com" },
];
const res = await rustCrypto.preprocessToDeviceMessages(inputs);
expect(res).toEqual(inputs);
});
it("should pass through bad encrypted messages", async () => {
const olmMachine: OlmMachine = rustCrypto["olmMachine"];
const keys = olmMachine.identityKeys;
const inputs: IToDeviceEvent[] = [
{
type: "m.room.encrypted",
content: {
algorithm: "m.olm.v1.curve25519-aes-sha2",
sender_key: "IlRMeOPX2e0MurIyfWEucYBRVOEEUMrOHqn/8mLqMjA",
ciphertext: {
[keys.curve25519.toBase64()]: {
type: 0,
body: "ajyjlghi",
},
},
},
sender: "@alice:example.com",
},
];
const res = await rustCrypto.preprocessToDeviceMessages(inputs);
expect(res).toEqual(inputs);
});
it("emits VerificationRequestReceived on incoming m.key.verification.request", async () => {
const toDeviceEvent = {
type: "m.key.verification.request",
content: {
from_device: "testDeviceId",
methods: ["m.sas.v1"],
transaction_id: "testTxn",
timestamp: Date.now() - 1000,
},
sender: "@user:id",
};
const onEvent = jest.fn();
rustCrypto.on(CryptoEvent.VerificationRequestReceived, onEvent);
await rustCrypto.preprocessToDeviceMessages([toDeviceEvent]);
expect(onEvent).toHaveBeenCalledTimes(1);
const [req]: [VerificationRequest] = onEvent.mock.lastCall;
expect(req.transactionId).toEqual("testTxn");
});
});
it("getCrossSigningKeyId when there is no cross signing keys", async () => {
const rustCrypto = await makeTestRustCrypto();
await expect(rustCrypto.getCrossSigningKeyId()).resolves.toBe(null);
});
describe("getCrossSigningStatus", () => {
it("returns sensible values on a default client", async () => {
const secretStorage = {
isStored: jest.fn().mockResolvedValue(null),
getDefaultKeyId: jest.fn().mockResolvedValue("key"),
} as unknown as Mocked<ServerSideSecretStorage>;
const rustCrypto = await makeTestRustCrypto(undefined, undefined, undefined, secretStorage);
const result = await rustCrypto.getCrossSigningStatus();
expect(secretStorage.isStored).toHaveBeenCalledWith("m.cross_signing.master");
expect(result).toEqual({
privateKeysCachedLocally: {
masterKey: false,
selfSigningKey: false,
userSigningKey: false,
},
privateKeysInSecretStorage: false,
publicKeysOnDevice: false,
});
});
it("throws if `stop` is called mid-call", async () => {
const secretStorage = {
isStored: jest.fn().mockResolvedValue(null),
getDefaultKeyId: jest.fn().mockResolvedValue(null),
} as unknown as Mocked<ServerSideSecretStorage>;
const rustCrypto = await makeTestRustCrypto(undefined, undefined, undefined, secretStorage);
// start the call off
const result = rustCrypto.getCrossSigningStatus();
// call `.stop`
rustCrypto.stop();
// getCrossSigningStatus should abort
await expect(result).rejects.toEqual(new Error("MatrixClient has been stopped"));
});
});
it("bootstrapCrossSigning delegates to CrossSigningIdentity", async () => {
const rustCrypto = await makeTestRustCrypto();
const mockCrossSigningIdentity = {
bootstrapCrossSigning: jest.fn().mockResolvedValue(undefined),
};
// @ts-ignore private property
rustCrypto.crossSigningIdentity = mockCrossSigningIdentity;
await rustCrypto.bootstrapCrossSigning({});
expect(mockCrossSigningIdentity.bootstrapCrossSigning).toHaveBeenCalledWith({});
});
it("bootstrapSecretStorage creates new backup when requested", async () => {
const secretStorageCallbacks = {
getSecretStorageKey: async (keys: any, name: string) => {
return [[...Object.keys(keys.keys)][0], new Uint8Array(32)];
},
} as SecretStorageCallbacks;
const secretStorage = new ServerSideSecretStorageImpl(new DummyAccountDataClient(), secretStorageCallbacks);
const outgoingRequestProcessor = {
makeOutgoingRequest: jest.fn(),
} as unknown as Mocked<OutgoingRequestProcessor>;
const rustCrypto = await makeTestRustCrypto(
new MatrixHttpApi(new TypedEventEmitter<HttpApiEvent, HttpApiEventHandlerMap>(), {
baseUrl: "http://server/",
prefix: "",
onlyData: true,
}),
testData.TEST_USER_ID,
undefined,
secretStorage,
);
rustCrypto["checkKeyBackupAndEnable"] = async () => {
return null;
};
(rustCrypto["crossSigningIdentity"] as any)["outgoingRequestProcessor"] = outgoingRequestProcessor;
const resetKeyBackup = (rustCrypto["resetKeyBackup"] = jest.fn());
async function createSecretStorageKey() {
return {
keyInfo: {} as AddSecretStorageKeyOpts,
privateKey: new Uint8Array(32),
};
}
// create initial secret storage
await rustCrypto.bootstrapCrossSigning({ setupNewCrossSigning: true });
await rustCrypto.bootstrapSecretStorage({
createSecretStorageKey,
setupNewSecretStorage: true,
setupNewKeyBackup: true,
});
// check that rustCrypto.resetKeyBackup was called
expect(resetKeyBackup.mock.calls).toHaveLength(1);
// reset secret storage
await rustCrypto.bootstrapSecretStorage({
createSecretStorageKey,
setupNewSecretStorage: true,
setupNewKeyBackup: true,
});
// check that rustCrypto.resetKeyBackup was called again
expect(resetKeyBackup.mock.calls).toHaveLength(2);
});
it("isSecretStorageReady", async () => {
const mockSecretStorage = {
getDefaultKeyId: jest.fn().mockResolvedValue(null),
} as unknown as Mocked<ServerSideSecretStorage>;
const rustCrypto = await makeTestRustCrypto(undefined, undefined, undefined, mockSecretStorage);
await expect(rustCrypto.isSecretStorageReady()).resolves.toBe(false);
});
describe("outgoing requests", () => {
/** the RustCrypto implementation under test */
let rustCrypto: RustCrypto;
/** A mock OutgoingRequestProcessor which rustCrypto is connected to */
let outgoingRequestProcessor: Mocked<OutgoingRequestProcessor>;
/** a mocked-up OlmMachine which rustCrypto is connected to */
let olmMachine: Mocked<RustSdkCryptoJs.OlmMachine>;
/** A list of results to be returned from olmMachine.outgoingRequest. Each call will shift a result off
* the front of the queue, until it is empty. */
let outgoingRequestQueue: Array<Array<any>>;
/** wait for a call to outgoingRequestProcessor.makeOutgoingRequest.
*
* The promise resolves to a callback: the makeOutgoingRequest call will not complete until the returned
* callback is called.
*/
function awaitCallToMakeOutgoingRequest(): Promise<() => void> {
return new Promise<() => void>((resolveCalledPromise, _reject) => {
outgoingRequestProcessor.makeOutgoingRequest.mockImplementationOnce(async () => {
const completePromise = new Promise<void>((resolveCompletePromise, _reject) => {
resolveCalledPromise(resolveCompletePromise);
});
return completePromise;
});
});
}
beforeEach(async () => {
await RustSdkCryptoJs.initAsync();
// for these tests we use a mock OlmMachine, with an implementation of outgoingRequests that
// returns objects from outgoingRequestQueue
outgoingRequestQueue = [];
olmMachine = {
outgoingRequests: jest.fn().mockImplementation(() => {
return Promise.resolve(outgoingRequestQueue.shift() ?? []);
}),
close: jest.fn(),
} as unknown as Mocked<RustSdkCryptoJs.OlmMachine>;
outgoingRequestProcessor = {
makeOutgoingRequest: jest.fn(),
} as unknown as Mocked<OutgoingRequestProcessor>;
const outgoingRequestsManager = new OutgoingRequestsManager(logger, olmMachine, outgoingRequestProcessor);
rustCrypto = new RustCrypto(
logger,
olmMachine,
{} as MatrixHttpApi<any>,
TEST_USER,
TEST_DEVICE_ID,
{} as ServerSideSecretStorage,
{} as CryptoCallbacks,
);
rustCrypto["outgoingRequestProcessor"] = outgoingRequestProcessor;
rustCrypto["outgoingRequestsManager"] = outgoingRequestsManager;
});
it("should poll for outgoing messages and send them", async () => {
const testReq = new KeysQueryRequest("1234", "{}");
outgoingRequestQueue.push([testReq]);
const makeRequestPromise = awaitCallToMakeOutgoingRequest();
rustCrypto.onSyncCompleted({});
await makeRequestPromise;
expect(olmMachine.outgoingRequests).toHaveBeenCalled();
expect(outgoingRequestProcessor.makeOutgoingRequest).toHaveBeenCalledWith(testReq);
});
it("should go round the loop again if another sync completes while the first `outgoingRequests` is running", async () => {
// the first call to `outgoingMessages` will return a promise which blocks for a while
const firstOutgoingRequestsDefer = defer<Array<any>>();
mocked(olmMachine.outgoingRequests).mockReturnValueOnce(firstOutgoingRequestsDefer.promise);
// the second will return a KeysQueryRequest.
const testReq = new KeysQueryRequest("1234", "{}");
outgoingRequestQueue.push([testReq]);
// the first sync completes, triggering the first call to `outgoingMessages`
rustCrypto.onSyncCompleted({});
expect(olmMachine.outgoingRequests).toHaveBeenCalledTimes(1);
// a second /sync completes before the first call to `outgoingRequests` completes. It shouldn't trigger
// a second call immediately, but should queue one up.
rustCrypto.onSyncCompleted({});
expect(olmMachine.outgoingRequests).toHaveBeenCalledTimes(1);
// the first call now completes, *with an empty result*, which would normally cause us to exit the loop, but
// we should have a second call queued. It should trigger a call to `makeOutgoingRequest`.
firstOutgoingRequestsDefer.resolve([]);
await awaitCallToMakeOutgoingRequest();
expect(olmMachine.outgoingRequests).toHaveBeenCalledTimes(2);
});
it("should encode outgoing requests properly", async () => {
// we need a real OlmMachine, so replace the one created by beforeEach
rustCrypto = await makeTestRustCrypto();
const olmMachine: OlmMachine = rustCrypto["olmMachine"];
const outgoingRequestProcessor = {} as unknown as OutgoingRequestProcessor;
rustCrypto["outgoingRequestProcessor"] = outgoingRequestProcessor;
const outgoingRequestsManager = new OutgoingRequestsManager(logger, olmMachine, outgoingRequestProcessor);
rustCrypto["outgoingRequestsManager"] = outgoingRequestsManager;
// The second time we do a /keys/upload, the `device_keys` property
// should be absent from the request body
// cf. https://github.com/matrix-org/matrix-rust-sdk-crypto-wasm/issues/57
//
// On the first upload, we pretend that there are no OTKs, so it will
// try to upload more keys
let keysUploadCount = 0;
let deviceKeys: object;
let deviceKeysAbsent = false;
outgoingRequestProcessor.makeOutgoingRequest = jest.fn(async (request, uiaCallback?) => {
let resp: any = {};
if (request instanceof RustSdkCryptoJs.KeysUploadRequest) {
if (keysUploadCount == 0) {
deviceKeys = JSON.parse(request.body).device_keys;
resp = { one_time_key_counts: { signed_curve25519: 0 } };
} else {
deviceKeysAbsent = !("device_keys" in JSON.parse(request.body));
resp = { one_time_key_counts: { signed_curve25519: 50 } };
}
keysUploadCount++;
} else if (request instanceof RustSdkCryptoJs.KeysQueryRequest) {
resp = {
device_keys: {
[TEST_USER]: {
[TEST_DEVICE_ID]: deviceKeys,
},
},
};
} else if (
request instanceof RustSdkCryptoJs.UploadSigningKeysRequest ||
request instanceof RustSdkCryptoJs.PutDehydratedDeviceRequest
) {
// These request types do not implement OutgoingRequest and do not need to be marked as sent.
return;
}
if (request.id) {
olmMachine.markRequestAsSent(request.id, request.type, JSON.stringify(resp));
}
});
await outgoingRequestsManager.doProcessOutgoingRequests();
await outgoingRequestsManager.doProcessOutgoingRequests();
expect(deviceKeysAbsent).toBe(true);
});
});
describe(".getEventEncryptionInfo", () => {
let rustCrypto: RustCrypto;
beforeEach(async () => {
rustCrypto = await makeTestRustCrypto();
});
it("should handle unencrypted events", () => {
const event = mkEvent({ event: true, type: "m.room.message", content: { body: "xyz" } });
const res = rustCrypto.getEventEncryptionInfo(event);
expect(res.encrypted).toBeFalsy();
});
it("should handle encrypted events", async () => {
const event = mkEvent({ event: true, type: "m.room.encrypted", content: { algorithm: "fake_alg" } });
const mockCryptoBackend = {
decryptEvent: () =>
({
senderCurve25519Key: "1234",
}) as IEventDecryptionResult,
} as unknown as CryptoBackend;
await event.attemptDecryption(mockCryptoBackend);
const res = rustCrypto.getEventEncryptionInfo(event);
expect(res.encrypted).toBeTruthy();
});
});
describe(".getEncryptionInfoForEvent", () => {
let rustCrypto: RustCrypto;
let olmMachine: Mocked<RustSdkCryptoJs.OlmMachine>;
beforeEach(() => {
olmMachine = {
getRoomEventEncryptionInfo: jest.fn(),
} as unknown as Mocked<RustSdkCryptoJs.OlmMachine>;
rustCrypto = new RustCrypto(
logger,
olmMachine,
{} as MatrixClient["http"],
TEST_USER,
TEST_DEVICE_ID,
{} as ServerSideSecretStorage,
{} as CryptoCallbacks,
);
});
async function makeEncryptedEvent(): Promise<MatrixEvent> {
const encryptedEvent = mkEvent({
event: true,
type: "m.room.encrypted",
content: { algorithm: "fake_alg" },
room: "!room:id",
});
encryptedEvent.event.event_id = "$event:id";
const mockCryptoBackend = {
decryptEvent: () =>
({
clearEvent: { content: { body: "1234" } },
}) as unknown as IEventDecryptionResult,
} as unknown as CryptoBackend;
await encryptedEvent.attemptDecryption(mockCryptoBackend);
return encryptedEvent;
}
it("should handle unencrypted events", async () => {
const event = mkEvent({ event: true, type: "m.room.message", content: { body: "xyz" } });
const res = await rustCrypto.getEncryptionInfoForEvent(event);
expect(res).toBe(null);
expect(olmMachine.getRoomEventEncryptionInfo).not.toHaveBeenCalled();
});
it("should handle decryption failures", async () => {
const event = mkEvent({
event: true,
type: "m.room.encrypted",
content: { algorithm: "fake_alg" },
room: "!room:id",
});
event.event.event_id = "$event:id";
const mockCryptoBackend = {
decryptEvent: () => {
throw new Error("UISI");
},
};
await event.attemptDecryption(mockCryptoBackend as unknown as CryptoBackend);
const res = await rustCrypto.getEncryptionInfoForEvent(event);
expect(res).toBe(null);
expect(olmMachine.getRoomEventEncryptionInfo).not.toHaveBeenCalled();
});
it("passes the event into the OlmMachine", async () => {
const encryptedEvent = await makeEncryptedEvent();
const res = await rustCrypto.getEncryptionInfoForEvent(encryptedEvent);
expect(res).toBe(null);
expect(olmMachine.getRoomEventEncryptionInfo).toHaveBeenCalledTimes(1);
const [passedEvent, passedRoom] = olmMachine.getRoomEventEncryptionInfo.mock.calls[0];
expect(passedRoom.toString()).toEqual("!room:id");
expect(JSON.parse(passedEvent)).toStrictEqual(
expect.objectContaining({
event_id: "$event:id",
}),
);
});
it.each([
[RustSdkCryptoJs.ShieldColor.None, EventShieldColour.NONE],
[RustSdkCryptoJs.ShieldColor.Grey, EventShieldColour.GREY],
[RustSdkCryptoJs.ShieldColor.Red, EventShieldColour.RED],
])("gets the right shield color (%i)", async (rustShield, expectedShield) => {
const mockEncryptionInfo = {
shieldState: jest.fn().mockReturnValue({ color: rustShield, message: undefined }),
} as unknown as RustSdkCryptoJs.EncryptionInfo;
olmMachine.getRoomEventEncryptionInfo.mockResolvedValue(mockEncryptionInfo);
const res = await rustCrypto.getEncryptionInfoForEvent(await makeEncryptedEvent());
expect(mockEncryptionInfo.shieldState).toHaveBeenCalledWith(false);
expect(res).not.toBe(null);
expect(res!.shieldColour).toEqual(expectedShield);
});
it.each([
[undefined, null],
["Encrypted by an unverified user.", EventShieldReason.UNVERIFIED_IDENTITY],
["Encrypted by a device not verified by its owner.", EventShieldReason.UNSIGNED_DEVICE],
[
"The authenticity of this encrypted message can't be guaranteed on this device.",
EventShieldReason.AUTHENTICITY_NOT_GUARANTEED,
],
["Encrypted by an unknown or deleted device.", EventShieldReason.UNKNOWN_DEVICE],