forked from square/go-jose
-
Notifications
You must be signed in to change notification settings - Fork 0
/
jwk_test.go
660 lines (598 loc) · 20.9 KB
/
jwk_test.go
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
/*-
* Copyright 2014 Square Inc.
*
* 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.
*/
package jose
import (
"bytes"
"crypto"
"crypto/ecdsa"
"crypto/elliptic"
"crypto/rsa"
"crypto/x509"
"encoding/hex"
"fmt"
"math/big"
"reflect"
"testing"
)
// Test chain of two X.509 certificates
var testCertificates, _ = x509.ParseCertificates(fromBase64Bytes(`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`))
func TestCurveSize(t *testing.T) {
size256 := curveSize(elliptic.P256())
size384 := curveSize(elliptic.P384())
size521 := curveSize(elliptic.P521())
if size256 != 32 {
t.Error("P-256 have 32 bytes")
}
if size384 != 48 {
t.Error("P-384 have 48 bytes")
}
if size521 != 66 {
t.Error("P-521 have 66 bytes")
}
}
func TestRoundtripRsaPrivate(t *testing.T) {
jwk, err := fromRsaPrivateKey(rsaTestKey)
if err != nil {
t.Error("problem constructing JWK from rsa key", err)
}
rsa2, err := jwk.rsaPrivateKey()
if err != nil {
t.Error("problem converting RSA private -> JWK", err)
}
if rsa2.N.Cmp(rsaTestKey.N) != 0 {
t.Error("RSA private N mismatch")
}
if rsa2.E != rsaTestKey.E {
t.Error("RSA private E mismatch")
}
if rsa2.D.Cmp(rsaTestKey.D) != 0 {
t.Error("RSA private D mismatch")
}
if len(rsa2.Primes) != 2 {
t.Error("RSA private roundtrip expected two primes")
}
if rsa2.Primes[0].Cmp(rsaTestKey.Primes[0]) != 0 {
t.Error("RSA private P mismatch")
}
if rsa2.Primes[1].Cmp(rsaTestKey.Primes[1]) != 0 {
t.Error("RSA private Q mismatch")
}
}
func TestRsaPrivateInsufficientPrimes(t *testing.T) {
brokenRsaPrivateKey := rsa.PrivateKey{
PublicKey: rsa.PublicKey{
N: rsaTestKey.N,
E: rsaTestKey.E,
},
D: rsaTestKey.D,
Primes: []*big.Int{rsaTestKey.Primes[0]},
}
_, err := fromRsaPrivateKey(&brokenRsaPrivateKey)
if err != ErrUnsupportedKeyType {
t.Error("expected unsupported key type error, got", err)
}
}
func TestRsaPrivateExcessPrimes(t *testing.T) {
brokenRsaPrivateKey := rsa.PrivateKey{
PublicKey: rsa.PublicKey{
N: rsaTestKey.N,
E: rsaTestKey.E,
},
D: rsaTestKey.D,
Primes: []*big.Int{
rsaTestKey.Primes[0],
rsaTestKey.Primes[1],
big.NewInt(3),
},
}
_, err := fromRsaPrivateKey(&brokenRsaPrivateKey)
if err != ErrUnsupportedKeyType {
t.Error("expected unsupported key type error, got", err)
}
}
func TestRoundtripEcPublic(t *testing.T) {
for i, ecTestKey := range []*ecdsa.PrivateKey{ecTestKey256, ecTestKey384, ecTestKey521} {
jwk, err := fromEcPublicKey(&ecTestKey.PublicKey)
ec2, err := jwk.ecPublicKey()
if err != nil {
t.Error("problem converting ECDSA private -> JWK", i, err)
}
if !reflect.DeepEqual(ec2.Curve, ecTestKey.Curve) {
t.Error("ECDSA private curve mismatch", i)
}
if ec2.X.Cmp(ecTestKey.X) != 0 {
t.Error("ECDSA X mismatch", i)
}
if ec2.Y.Cmp(ecTestKey.Y) != 0 {
t.Error("ECDSA Y mismatch", i)
}
}
}
func TestRoundtripEcPrivate(t *testing.T) {
for i, ecTestKey := range []*ecdsa.PrivateKey{ecTestKey256, ecTestKey384, ecTestKey521} {
jwk, err := fromEcPrivateKey(ecTestKey)
ec2, err := jwk.ecPrivateKey()
if err != nil {
t.Error("problem converting ECDSA private -> JWK", i, err)
}
if !reflect.DeepEqual(ec2.Curve, ecTestKey.Curve) {
t.Error("ECDSA private curve mismatch", i)
}
if ec2.X.Cmp(ecTestKey.X) != 0 {
t.Error("ECDSA X mismatch", i)
}
if ec2.Y.Cmp(ecTestKey.Y) != 0 {
t.Error("ECDSA Y mismatch", i)
}
if ec2.D.Cmp(ecTestKey.D) != 0 {
t.Error("ECDSA D mismatch", i)
}
}
}
func TestRoundtripX5C(t *testing.T) {
jwk := JsonWebKey{
Key: rsaTestKey,
KeyID: "bar",
Algorithm: "foo",
Certificates: testCertificates,
}
jsonbar, err := jwk.MarshalJSON()
if err != nil {
t.Error("problem marshaling", err)
}
var jwk2 JsonWebKey
err = jwk2.UnmarshalJSON(jsonbar)
if err != nil {
t.Error("problem unmarshalling", err)
}
if !reflect.DeepEqual(testCertificates, jwk2.Certificates) {
t.Error("Certificates not equal", jwk.Certificates, jwk2.Certificates)
}
jsonbar2, err := jwk2.MarshalJSON()
if err != nil {
t.Error("problem marshaling", err)
}
if !bytes.Equal(jsonbar, jsonbar2) {
t.Error("roundtrip should not lose information")
}
}
func TestMarshalUnmarshal(t *testing.T) {
kid := "DEADBEEF"
for i, key := range []interface{}{ecTestKey256, ecTestKey384, ecTestKey521, rsaTestKey} {
for _, use := range []string{"", "sig", "enc"} {
jwk := JsonWebKey{Key: key, KeyID: kid, Algorithm: "foo"}
if use != "" {
jwk.Use = use
}
jsonbar, err := jwk.MarshalJSON()
if err != nil {
t.Error("problem marshaling", i, err)
}
var jwk2 JsonWebKey
err = jwk2.UnmarshalJSON(jsonbar)
if err != nil {
t.Error("problem unmarshalling", i, err)
}
jsonbar2, err := jwk2.MarshalJSON()
if err != nil {
t.Error("problem marshaling", i, err)
}
if !bytes.Equal(jsonbar, jsonbar2) {
t.Error("roundtrip should not lose information", i)
}
if jwk2.KeyID != kid {
t.Error("kid did not roundtrip JSON marshalling", i)
}
if jwk2.Algorithm != "foo" {
t.Error("alg did not roundtrip JSON marshalling", i)
}
if jwk2.Use != use {
t.Error("use did not roundtrip JSON marshalling", i)
}
}
}
}
func TestMarshalNonPointer(t *testing.T) {
type EmbedsKey struct {
Key JsonWebKey
}
keyJson := []byte(`{
"e": "AQAB",
"kty": "RSA",
"n": "vd7rZIoTLEe-z1_8G1FcXSw9CQFEJgV4g9V277sER7yx5Qjz_Pkf2YVth6wwwFJEmzc0hoKY-MMYFNwBE4hQHw"
}`)
var parsedKey JsonWebKey
err := UnmarshalJSON(keyJson, &parsedKey)
if err != nil {
t.Error(fmt.Sprintf("Error unmarshalling key: %v", err))
return
}
ek := EmbedsKey{
Key: parsedKey,
}
out, err := MarshalJSON(ek)
if err != nil {
t.Error(fmt.Sprintf("Error marshalling JSON: %v", err))
return
}
expected := "{\"Key\":{\"kty\":\"RSA\",\"n\":\"vd7rZIoTLEe-z1_8G1FcXSw9CQFEJgV4g9V277sER7yx5Qjz_Pkf2YVth6wwwFJEmzc0hoKY-MMYFNwBE4hQHw\",\"e\":\"AQAB\"}}"
if string(out) != expected {
t.Error("Failed to marshal embedded non-pointer JWK properly:", string(out))
}
}
func TestMarshalUnmarshalInvalid(t *testing.T) {
// Make an invalid curve coordinate by creating a byte array that is one
// byte too large, and setting the first byte to 1 (otherwise it's just zero).
invalidCoord := make([]byte, curveSize(ecTestKey256.Curve)+1)
invalidCoord[0] = 1
keys := []interface{}{
// Empty keys
&rsa.PrivateKey{},
&ecdsa.PrivateKey{},
// Invalid keys
&ecdsa.PrivateKey{
PublicKey: ecdsa.PublicKey{
// Missing values in pub key
Curve: elliptic.P256(),
},
},
&ecdsa.PrivateKey{
PublicKey: ecdsa.PublicKey{
// Invalid curve
Curve: nil,
X: ecTestKey256.X,
Y: ecTestKey256.Y,
},
},
&ecdsa.PrivateKey{
// Valid pub key, but missing priv key values
PublicKey: ecTestKey256.PublicKey,
},
&ecdsa.PrivateKey{
// Invalid pub key, values too large
PublicKey: ecdsa.PublicKey{
Curve: ecTestKey256.Curve,
X: big.NewInt(0).SetBytes(invalidCoord),
Y: big.NewInt(0).SetBytes(invalidCoord),
},
D: ecTestKey256.D,
},
nil,
}
for i, key := range keys {
jwk := JsonWebKey{Key: key}
_, err := jwk.MarshalJSON()
if err == nil {
t.Error("managed to serialize invalid key", i)
}
}
}
func TestWebKeyVectorsInvalid(t *testing.T) {
keys := []string{
// Invalid JSON
"{X",
// Empty key
"{}",
// Invalid RSA keys
`{"kty":"RSA"}`,
`{"kty":"RSA","e":""}`,
`{"kty":"RSA","e":"XXXX"}`,
`{"kty":"RSA","d":"XXXX"}`,
// Invalid EC keys
`{"kty":"EC","crv":"ABC"}`,
`{"kty":"EC","crv":"P-256"}`,
`{"kty":"EC","crv":"P-256","d":"XXX"}`,
`{"kty":"EC","crv":"ABC","d":"dGVzdA","x":"dGVzdA"}`,
`{"kty":"EC","crv":"P-256","d":"dGVzdA","x":"dGVzdA"}`,
}
for _, key := range keys {
var jwk2 JsonWebKey
err := jwk2.UnmarshalJSON([]byte(key))
if err == nil {
t.Error("managed to parse invalid key:", key)
}
}
}
// Test vectors from RFC 7520
var cookbookJWKs = []string{
// EC Public
stripWhitespace(`{
"kty": "EC",
"kid": "[email protected]",
"use": "sig",
"crv": "P-521",
"x": "AHKZLLOsCOzz5cY97ewNUajB957y-C-U88c3v13nmGZx6sYl_oJXu9
A5RkTKqjqvjyekWF-7ytDyRXYgCF5cj0Kt",
"y": "AdymlHvOiLxXkEhayXQnNCvDX4h9htZaCJN34kfmC6pV5OhQHiraVy
SsUdaQkAgDPrwQrJmbnX9cwlGfP-HqHZR1"
}`),
// EC Private
stripWhitespace(`{
"kty": "EC",
"kid": "[email protected]",
"use": "sig",
"crv": "P-521",
"x": "AHKZLLOsCOzz5cY97ewNUajB957y-C-U88c3v13nmGZx6sYl_oJXu9
A5RkTKqjqvjyekWF-7ytDyRXYgCF5cj0Kt",
"y": "AdymlHvOiLxXkEhayXQnNCvDX4h9htZaCJN34kfmC6pV5OhQHiraVy
SsUdaQkAgDPrwQrJmbnX9cwlGfP-HqHZR1",
"d": "AAhRON2r9cqXX1hg-RoI6R1tX5p2rUAYdmpHZoC1XNM56KtscrX6zb
KipQrCW9CGZH3T4ubpnoTKLDYJ_fF3_rJt"
}`),
// RSA Public
stripWhitespace(`{
"kty": "RSA",
"kid": "[email protected]",
"use": "sig",
"n": "n4EPtAOCc9AlkeQHPzHStgAbgs7bTZLwUBZdR8_KuKPEHLd4rHVTeT
-O-XV2jRojdNhxJWTDvNd7nqQ0VEiZQHz_AJmSCpMaJMRBSFKrKb2wqV
wGU_NsYOYL-QtiWN2lbzcEe6XC0dApr5ydQLrHqkHHig3RBordaZ6Aj-
oBHqFEHYpPe7Tpe-OfVfHd1E6cS6M1FZcD1NNLYD5lFHpPI9bTwJlsde
3uhGqC0ZCuEHg8lhzwOHrtIQbS0FVbb9k3-tVTU4fg_3L_vniUFAKwuC
LqKnS2BYwdq_mzSnbLY7h_qixoR7jig3__kRhuaxwUkRz5iaiQkqgc5g
HdrNP5zw",
"e": "AQAB"
}`),
// RSA Private
stripWhitespace(`{"kty":"RSA",
"kid":"[email protected]",
"use":"enc",
"n":"t6Q8PWSi1dkJj9hTP8hNYFlvadM7DflW9mWepOJhJ66w7nyoK1gPNqFMSQRy
O125Gp-TEkodhWr0iujjHVx7BcV0llS4w5ACGgPrcAd6ZcSR0-Iqom-QFcNP
8Sjg086MwoqQU_LYywlAGZ21WSdS_PERyGFiNnj3QQlO8Yns5jCtLCRwLHL0
Pb1fEv45AuRIuUfVcPySBWYnDyGxvjYGDSM-AqWS9zIQ2ZilgT-GqUmipg0X
OC0Cc20rgLe2ymLHjpHciCKVAbY5-L32-lSeZO-Os6U15_aXrk9Gw8cPUaX1
_I8sLGuSiVdt3C_Fn2PZ3Z8i744FPFGGcG1qs2Wz-Q",
"e":"AQAB",
"d":"GRtbIQmhOZtyszfgKdg4u_N-R_mZGU_9k7JQ_jn1DnfTuMdSNprTeaSTyWfS
NkuaAwnOEbIQVy1IQbWVV25NY3ybc_IhUJtfri7bAXYEReWaCl3hdlPKXy9U
vqPYGR0kIXTQRqns-dVJ7jahlI7LyckrpTmrM8dWBo4_PMaenNnPiQgO0xnu
ToxutRZJfJvG4Ox4ka3GORQd9CsCZ2vsUDmsXOfUENOyMqADC6p1M3h33tsu
rY15k9qMSpG9OX_IJAXmxzAh_tWiZOwk2K4yxH9tS3Lq1yX8C1EWmeRDkK2a
hecG85-oLKQt5VEpWHKmjOi_gJSdSgqcN96X52esAQ",
"p":"2rnSOV4hKSN8sS4CgcQHFbs08XboFDqKum3sc4h3GRxrTmQdl1ZK9uw-PIHf
QP0FkxXVrx-WE-ZEbrqivH_2iCLUS7wAl6XvARt1KkIaUxPPSYB9yk31s0Q8
UK96E3_OrADAYtAJs-M3JxCLfNgqh56HDnETTQhH3rCT5T3yJws",
"q":"1u_RiFDP7LBYh3N4GXLT9OpSKYP0uQZyiaZwBtOCBNJgQxaj10RWjsZu0c6I
edis4S7B_coSKB0Kj9PaPaBzg-IySRvvcQuPamQu66riMhjVtG6TlV8CLCYK
rYl52ziqK0E_ym2QnkwsUX7eYTB7LbAHRK9GqocDE5B0f808I4s",
"dp":"KkMTWqBUefVwZ2_Dbj1pPQqyHSHjj90L5x_MOzqYAJMcLMZtbUtwKqvVDq3
tbEo3ZIcohbDtt6SbfmWzggabpQxNxuBpoOOf_a_HgMXK_lhqigI4y_kqS1w
Y52IwjUn5rgRrJ-yYo1h41KR-vz2pYhEAeYrhttWtxVqLCRViD6c",
"dq":"AvfS0-gRxvn0bwJoMSnFxYcK1WnuEjQFluMGfwGitQBWtfZ1Er7t1xDkbN9
GQTB9yqpDoYaN06H7CFtrkxhJIBQaj6nkF5KKS3TQtQ5qCzkOkmxIe3KRbBy
mXxkb5qwUpX5ELD5xFc6FeiafWYY63TmmEAu_lRFCOJ3xDea-ots",
"qi":"lSQi-w9CpyUReMErP1RsBLk7wNtOvs5EQpPqmuMvqW57NBUczScEoPwmUqq
abu9V0-Py4dQ57_bapoKRu1R90bvuFnU63SHWEFglZQvJDMeAvmj4sm-Fp0o
Yu_neotgQ0hzbI5gry7ajdYy9-2lNx_76aBZoOUu9HCJ-UsfSOI8"}`),
// X.509 Certificate Chain
stripWhitespace(`{"kty":"RSA",
"use":"sig",
"kid":"1b94c",
"n":"vrjOfz9Ccdgx5nQudyhdoR17V-IubWMeOZCwX_jj0hgAsz2J_pqYW08
PLbK_PdiVGKPrqzmDIsLI7sA25VEnHU1uCLNwBuUiCO11_-7dYbsr4iJmG0Q
u2j8DsVyT1azpJC_NG84Ty5KKthuCaPod7iI7w0LK9orSMhBEwwZDCxTWq4a
YWAchc8t-emd9qOvWtVMDC2BXksRngh6X5bUYLy6AyHKvj-nUy1wgzjYQDwH
MTplCoLtU-o-8SNnZ1tmRoGE9uJkBLdh5gFENabWnU5m1ZqZPdwS-qo-meMv
VfJb6jJVWRpl2SUtCnYG2C32qvbWbjZ_jBPD5eunqsIo1vQ",
"e":"AQAB",
"x5c":
["MIIDQjCCAiqgAwIBAgIGATz/FuLiMA0GCSqGSIb3DQEBBQUAMGIxCzAJB
gNVBAYTAlVTMQswCQYDVQQIEwJDTzEPMA0GA1UEBxMGRGVudmVyMRwwGgYD
VQQKExNQaW5nIElkZW50aXR5IENvcnAuMRcwFQYDVQQDEw5CcmlhbiBDYW1
wYmVsbDAeFw0xMzAyMjEyMzI5MTVaFw0xODA4MTQyMjI5MTVaMGIxCzAJBg
NVBAYTAlVTMQswCQYDVQQIEwJDTzEPMA0GA1UEBxMGRGVudmVyMRwwGgYDV
QQKExNQaW5nIElkZW50aXR5IENvcnAuMRcwFQYDVQQDEw5CcmlhbiBDYW1w
YmVsbDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAL64zn8/QnH
YMeZ0LncoXaEde1fiLm1jHjmQsF/449IYALM9if6amFtPDy2yvz3YlRij66
s5gyLCyO7ANuVRJx1NbgizcAblIgjtdf/u3WG7K+IiZhtELto/A7Fck9Ws6
SQvzRvOE8uSirYbgmj6He4iO8NCyvaK0jIQRMMGQwsU1quGmFgHIXPLfnpn
fajr1rVTAwtgV5LEZ4Iel+W1GC8ugMhyr4/p1MtcIM42EA8BzE6ZQqC7VPq
PvEjZ2dbZkaBhPbiZAS3YeYBRDWm1p1OZtWamT3cEvqqPpnjL1XyW+oyVVk
aZdklLQp2Btgt9qr21m42f4wTw+Xrp6rCKNb0CAwEAATANBgkqhkiG9w0BA
QUFAAOCAQEAh8zGlfSlcI0o3rYDPBB07aXNswb4ECNIKG0CETTUxmXl9KUL
+9gGlqCz5iWLOgWsnrcKcY0vXPG9J1r9AqBNTqNgHq2G03X09266X5CpOe1
zFo+Owb1zxtp3PehFdfQJ610CDLEaS9V9Rqp17hCyybEpOGVwe8fnk+fbEL
2Bo3UPGrpsHzUoaGpDftmWssZkhpBJKVMJyf/RuP2SmmaIzmnw9JiSlYhzo
4tpzd5rFXhjRbg4zW9C+2qok+2+qDM1iJ684gPHMIY8aLWrdgQTxkumGmTq
gawR+N5MDtdPTEQ0XfIBc2cJEUyMTY5MPvACWpkA6SdS4xSvdXK3IVfOWA=="]}`),
}
// SHA-256 thumbprints of the above keys, hex-encoded
var cookbookJWKThumbprints = []string{
"747ae2dd2003664aeeb21e4753fe7402846170a16bc8df8f23a8cf06d3cbe793",
"747ae2dd2003664aeeb21e4753fe7402846170a16bc8df8f23a8cf06d3cbe793",
"f63838e96077ad1fc01c3f8405774dedc0641f558ebb4b40dccf5f9b6d66a932",
"0fc478f8579325fcee0d4cbc6d9d1ce21730a6e97e435d6008fb379b0ebe47d4",
"0ddb05bfedbec2070fa037324ba397396561d3425d6d69245570c261dc49dee3",
}
func TestWebKeyVectorsValid(t *testing.T) {
for _, key := range cookbookJWKs {
var jwk2 JsonWebKey
err := jwk2.UnmarshalJSON([]byte(key))
if err != nil {
t.Error("unable to parse valid key:", key, err)
}
}
}
func TestThumbprint(t *testing.T) {
for i, key := range cookbookJWKs {
var jwk2 JsonWebKey
err := jwk2.UnmarshalJSON([]byte(key))
if err != nil {
t.Error("unable to parse valid key:", key, err)
}
tp, err := jwk2.Thumbprint(crypto.SHA256)
if err != nil {
t.Error("unable to compute thumbprint:", key, err)
}
tpHex := hex.EncodeToString(tp)
if cookbookJWKThumbprints[i] != tpHex {
t.Error("incorrect thumbprint:", i, cookbookJWKThumbprints[i], tpHex)
}
}
}
func TestMarshalUnmarshalJWKSet(t *testing.T) {
jwk1 := JsonWebKey{Key: rsaTestKey, KeyID: "ABCDEFG", Algorithm: "foo"}
jwk2 := JsonWebKey{Key: rsaTestKey, KeyID: "GFEDCBA", Algorithm: "foo"}
var set JsonWebKeySet
set.Keys = append(set.Keys, jwk1)
set.Keys = append(set.Keys, jwk2)
jsonbar, err := MarshalJSON(&set)
if err != nil {
t.Error("problem marshalling set", err)
}
var set2 JsonWebKeySet
err = UnmarshalJSON(jsonbar, &set2)
if err != nil {
t.Error("problem unmarshalling set", err)
}
jsonbar2, err := MarshalJSON(&set2)
if err != nil {
t.Error("problem marshalling set", err)
}
if !bytes.Equal(jsonbar, jsonbar2) {
t.Error("roundtrip should not lose information")
}
}
func TestJWKSetKey(t *testing.T) {
jwk1 := JsonWebKey{Key: rsaTestKey, KeyID: "ABCDEFG", Algorithm: "foo"}
jwk2 := JsonWebKey{Key: rsaTestKey, KeyID: "GFEDCBA", Algorithm: "foo"}
var set JsonWebKeySet
set.Keys = append(set.Keys, jwk1)
set.Keys = append(set.Keys, jwk2)
k := set.Key("ABCDEFG")
if len(k) != 1 {
t.Errorf("method should return slice with one key not %d", len(k))
}
if k[0].KeyID != "ABCDEFG" {
t.Error("method should return key with ID ABCDEFG")
}
}
func TestJWKSymmetricKey(t *testing.T) {
sample1 := `{"kty":"oct","alg":"A128KW","k":"GawgguFyGrWKav7AX4VKUg"}`
sample2 := `{"kty":"oct","k":"AyM1SysPpbyDfgZld3umj1qzKObwVMkoqQ-EstJQLr_T-1qS0gZH75aKtMN3Yj0iPS4hcgUuTwjAzZr1Z9CAow","kid":"HMAC key used in JWS spec Appendix A.1 example"}`
var jwk1 JsonWebKey
UnmarshalJSON([]byte(sample1), &jwk1)
if jwk1.Algorithm != "A128KW" {
t.Errorf("expected Algorithm to be A128KW, but was '%s'", jwk1.Algorithm)
}
expected1 := fromHexBytes("19ac2082e1721ab58a6afec05f854a52")
if !bytes.Equal(jwk1.Key.([]byte), expected1) {
t.Errorf("expected Key to be '%s', but was '%s'", hex.EncodeToString(expected1), hex.EncodeToString(jwk1.Key.([]byte)))
}
var jwk2 JsonWebKey
UnmarshalJSON([]byte(sample2), &jwk2)
if jwk2.KeyID != "HMAC key used in JWS spec Appendix A.1 example" {
t.Errorf("expected KeyID to be 'HMAC key used in JWS spec Appendix A.1 example', but was '%s'", jwk2.KeyID)
}
expected2 := fromHexBytes(`
0323354b2b0fa5bc837e0665777ba68f5ab328e6f054c928a90f84b2d2502ebf
d3fb5a92d20647ef968ab4c377623d223d2e2172052e4f08c0cd9af567d080a3`)
if !bytes.Equal(jwk2.Key.([]byte), expected2) {
t.Errorf("expected Key to be '%s', but was '%s'", hex.EncodeToString(expected2), hex.EncodeToString(jwk2.Key.([]byte)))
}
}
func TestJWKSymmetricRoundtrip(t *testing.T) {
jwk1 := JsonWebKey{Key: []byte{1, 2, 3, 4}}
marshaled, err := jwk1.MarshalJSON()
if err != nil {
t.Errorf("failed to marshal valid JWK object", err)
}
var jwk2 JsonWebKey
err = jwk2.UnmarshalJSON(marshaled)
if err != nil {
t.Errorf("failed to unmarshal valid JWK object", err)
}
if !bytes.Equal(jwk1.Key.([]byte), jwk2.Key.([]byte)) {
t.Error("round-trip of symmetric JWK gave different raw keys")
}
}
func TestJWKSymmetricInvalid(t *testing.T) {
invalid := JsonWebKey{}
_, err := invalid.MarshalJSON()
if err == nil {
t.Error("excepted error on marshaling invalid symmetric JWK object")
}
var jwk JsonWebKey
err = jwk.UnmarshalJSON([]byte(`{"kty":"oct"}`))
if err == nil {
t.Error("excepted error on unmarshaling invalid symmetric JWK object")
}
}
func TestJWKValid(t *testing.T) {
bigInt := big.NewInt(0)
eccPub := ecdsa.PublicKey{elliptic.P256(), bigInt, bigInt}
rsaPub := rsa.PublicKey{bigInt, 1}
cases := []struct {
key interface{}
expectedValidity bool
}{
{nil, false},
{&ecdsa.PublicKey{}, false},
{&eccPub, true},
{&ecdsa.PrivateKey{}, false},
{&ecdsa.PrivateKey{eccPub, bigInt}, true},
{&rsa.PublicKey{}, false},
{&rsaPub, true},
{&rsa.PrivateKey{}, false},
{&rsa.PrivateKey{rsaPub, bigInt, []*big.Int{bigInt, bigInt}, rsa.PrecomputedValues{}}, true},
}
for _, tc := range cases {
k := &JsonWebKey{Key: tc.key}
if valid := k.Valid(); valid != tc.expectedValidity {
t.Errorf("expected Valid to return %t, got %t", tc.expectedValidity, valid)
}
}
}