Source file
src/crypto/x509/x509_test.go
1
2
3
4
5 package x509
6
7 import (
8 "bytes"
9 "crypto"
10 "crypto/dsa"
11 "crypto/ecdsa"
12 "crypto/ed25519"
13 "crypto/elliptic"
14 "crypto/rand"
15 "crypto/rsa"
16 _ "crypto/sha256"
17 _ "crypto/sha512"
18 "crypto/x509/pkix"
19 "encoding/asn1"
20 "encoding/base64"
21 "encoding/hex"
22 "encoding/pem"
23 "fmt"
24 "internal/testenv"
25 "io"
26 "math/big"
27 "net"
28 "net/url"
29 "os/exec"
30 "reflect"
31 "runtime"
32 "strings"
33 "testing"
34 "time"
35 )
36
37 func TestParsePKCS1PrivateKey(t *testing.T) {
38 block, _ := pem.Decode([]byte(pemPrivateKey))
39 priv, err := ParsePKCS1PrivateKey(block.Bytes)
40 if err != nil {
41 t.Errorf("Failed to parse private key: %s", err)
42 return
43 }
44 if priv.PublicKey.N.Cmp(rsaPrivateKey.PublicKey.N) != 0 ||
45 priv.PublicKey.E != rsaPrivateKey.PublicKey.E ||
46 priv.D.Cmp(rsaPrivateKey.D) != 0 ||
47 priv.Primes[0].Cmp(rsaPrivateKey.Primes[0]) != 0 ||
48 priv.Primes[1].Cmp(rsaPrivateKey.Primes[1]) != 0 {
49 t.Errorf("got:%+v want:%+v", priv, rsaPrivateKey)
50 }
51
52
53
54 data := []byte("0\x16\x02\x00\x02\x02\u007f\x00\x02\x0200\x02\x0200\x02\x02\x00\x01\x02\x02\u007f\x00")
55 if _, err := ParsePKCS1PrivateKey(data); err == nil {
56 t.Errorf("parsing invalid private key did not result in an error")
57 }
58 }
59
60 func TestPKCS1MismatchPublicKeyFormat(t *testing.T) {
61
62 const pkixPublicKey = "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"
63 const errorContains = "use ParsePKIXPublicKey instead"
64 derBytes, _ := hex.DecodeString(pkixPublicKey)
65 _, err := ParsePKCS1PublicKey(derBytes)
66 if !strings.Contains(err.Error(), errorContains) {
67 t.Errorf("expected error containing %q, got %s", errorContains, err)
68 }
69 }
70
71 func testParsePKIXPublicKey(t *testing.T, pemBytes string) (pub interface{}) {
72 block, _ := pem.Decode([]byte(pemBytes))
73 pub, err := ParsePKIXPublicKey(block.Bytes)
74 if err != nil {
75 t.Fatalf("Failed to parse public key: %s", err)
76 }
77
78 pubBytes2, err := MarshalPKIXPublicKey(pub)
79 if err != nil {
80 t.Errorf("Failed to marshal public key for the second time: %s", err)
81 return
82 }
83 if !bytes.Equal(pubBytes2, block.Bytes) {
84 t.Errorf("Reserialization of public key didn't match. got %x, want %x", pubBytes2, block.Bytes)
85 }
86 return
87 }
88
89 func TestParsePKIXPublicKey(t *testing.T) {
90 t.Run("RSA", func(t *testing.T) {
91 pub := testParsePKIXPublicKey(t, pemPublicKey)
92 _, ok := pub.(*rsa.PublicKey)
93 if !ok {
94 t.Errorf("Value returned from ParsePKIXPublicKey was not an RSA public key")
95 }
96 })
97 t.Run("Ed25519", func(t *testing.T) {
98 pub := testParsePKIXPublicKey(t, pemEd25519Key)
99 _, ok := pub.(ed25519.PublicKey)
100 if !ok {
101 t.Errorf("Value returned from ParsePKIXPublicKey was not an Ed25519 public key")
102 }
103 })
104 }
105
106 var pemPublicKey = `-----BEGIN PUBLIC KEY-----
107 MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3VoPN9PKUjKFLMwOge6+
108 wnDi8sbETGIx2FKXGgqtAKpzmem53kRGEQg8WeqRmp12wgp74TGpkEXsGae7RS1k
109 enJCnma4fii+noGH7R0qKgHvPrI2Bwa9hzsH8tHxpyM3qrXslOmD45EH9SxIDUBJ
110 FehNdaPbLP1gFyahKMsdfxFJLUvbUycuZSJ2ZnIgeVxwm4qbSvZInL9Iu4FzuPtg
111 fINKcbbovy1qq4KvPIrXzhbY3PWDc6btxCf3SE0JdE1MCPThntB62/bLMSQ7xdDR
112 FF53oIpvxe/SCOymfWq/LW849Ytv3Xwod0+wzAP8STXG4HSELS4UedPYeHJJJYcZ
113 +QIDAQAB
114 -----END PUBLIC KEY-----
115 `
116
117 var pemPrivateKey = testingKey(`
118 -----BEGIN RSA TESTING KEY-----
119 MIICXAIBAAKBgQCxoeCUW5KJxNPxMp+KmCxKLc1Zv9Ny+4CFqcUXVUYH69L3mQ7v
120 IWrJ9GBfcaA7BPQqUlWxWM+OCEQZH1EZNIuqRMNQVuIGCbz5UQ8w6tS0gcgdeGX7
121 J7jgCQ4RK3F/PuCM38QBLaHx988qG8NMc6VKErBjctCXFHQt14lerd5KpQIDAQAB
122 AoGAYrf6Hbk+mT5AI33k2Jt1kcweodBP7UkExkPxeuQzRVe0KVJw0EkcFhywKpr1
123 V5eLMrILWcJnpyHE5slWwtFHBG6a5fLaNtsBBtcAIfqTQ0Vfj5c6SzVaJv0Z5rOd
124 7gQF6isy3t3w9IF3We9wXQKzT6q5ypPGdm6fciKQ8RnzREkCQQDZwppKATqQ41/R
125 vhSj90fFifrGE6aVKC1hgSpxGQa4oIdsYYHwMzyhBmWW9Xv/R+fPyr8ZwPxp2c12
126 33QwOLPLAkEA0NNUb+z4ebVVHyvSwF5jhfJxigim+s49KuzJ1+A2RaSApGyBZiwS
127 rWvWkB471POAKUYt5ykIWVZ83zcceQiNTwJBAMJUFQZX5GDqWFc/zwGoKkeR49Yi
128 MTXIvf7Wmv6E++eFcnT461FlGAUHRV+bQQXGsItR/opIG7mGogIkVXa3E1MCQARX
129 AAA7eoZ9AEHflUeuLn9QJI/r0hyQQLEtrpwv6rDT1GCWaLII5HJ6NUFVf4TTcqxo
130 6vdM4QGKTJoO+SaCyP0CQFdpcxSAuzpFcKv0IlJ8XzS/cy+mweCMwyJ1PFEc4FX6
131 wg/HcAJWY60xZTJDFN+Qfx8ZQvBEin6c2/h+zZi5IVY=
132 -----END RSA TESTING KEY-----
133 `)
134
135
136 var pemEd25519Key = `
137 -----BEGIN PUBLIC KEY-----
138 MCowBQYDK2VwAyEAGb9ECWmEzf6FQbrBZ9w7lshQhqowtrbLDFw4rXAxZuE=
139 -----END PUBLIC KEY-----
140 `
141
142 func TestPKIXMismatchPublicKeyFormat(t *testing.T) {
143
144 const pkcs1PublicKey = "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"
145 const errorContains = "use ParsePKCS1PublicKey instead"
146 derBytes, _ := hex.DecodeString(pkcs1PublicKey)
147 _, err := ParsePKIXPublicKey(derBytes)
148 if !strings.Contains(err.Error(), errorContains) {
149 t.Errorf("expected error containing %q, got %s", errorContains, err)
150 }
151 }
152
153 var testPrivateKey *rsa.PrivateKey
154
155 func init() {
156 block, _ := pem.Decode([]byte(pemPrivateKey))
157
158 var err error
159 if testPrivateKey, err = ParsePKCS1PrivateKey(block.Bytes); err != nil {
160 panic("Failed to parse private key: " + err.Error())
161 }
162 }
163
164 func bigFromString(s string) *big.Int {
165 ret := new(big.Int)
166 ret.SetString(s, 10)
167 return ret
168 }
169
170 func fromBase10(base10 string) *big.Int {
171 i := new(big.Int)
172 i.SetString(base10, 10)
173 return i
174 }
175
176 func bigFromHexString(s string) *big.Int {
177 ret := new(big.Int)
178 ret.SetString(s, 16)
179 return ret
180 }
181
182 var rsaPrivateKey = &rsa.PrivateKey{
183 PublicKey: rsa.PublicKey{
184 N: bigFromString("124737666279038955318614287965056875799409043964547386061640914307192830334599556034328900586693254156136128122194531292927142396093148164407300419162827624945636708870992355233833321488652786796134504707628792159725681555822420087112284637501705261187690946267527866880072856272532711620639179596808018872997"),
185 E: 65537,
186 },
187 D: bigFromString("69322600686866301945688231018559005300304807960033948687567105312977055197015197977971637657636780793670599180105424702854759606794705928621125408040473426339714144598640466128488132656829419518221592374964225347786430566310906679585739468938549035854760501049443920822523780156843263434219450229353270690889"),
188 Primes: []*big.Int{
189 bigFromString("11405025354575369741595561190164746858706645478381139288033759331174478411254205003127028642766986913445391069745480057674348716675323735886284176682955723"),
190 bigFromString("10937079261204603443118731009201819560867324167189758120988909645641782263430128449826989846631183550578761324239709121189827307416350485191350050332642639"),
191 },
192 }
193
194 func TestMarshalRSAPrivateKey(t *testing.T) {
195 priv := &rsa.PrivateKey{
196 PublicKey: rsa.PublicKey{
197 N: fromBase10("16346378922382193400538269749936049106320265317511766357599732575277382844051791096569333808598921852351577762718529818072849191122419410612033592401403764925096136759934497687765453905884149505175426053037420486697072448609022753683683718057795566811401938833367954642951433473337066311978821180526439641496973296037000052546108507805269279414789035461158073156772151892452251106173507240488993608650881929629163465099476849643165682709047462010581308719577053905787496296934240246311806555924593059995202856826239801816771116902778517096212527979497399966526283516447337775509777558018145573127308919204297111496233"),
198 E: 3,
199 },
200 D: fromBase10("10897585948254795600358846499957366070880176878341177571733155050184921896034527397712889205732614568234385175145686545381899460748279607074689061600935843283397424506622998458510302603922766336783617368686090042765718290914099334449154829375179958369993407724946186243249568928237086215759259909861748642124071874879861299389874230489928271621259294894142840428407196932444474088857746123104978617098858619445675532587787023228852383149557470077802718705420275739737958953794088728369933811184572620857678792001136676902250566845618813972833750098806496641114644760255910789397593428910198080271317419213080834885003"),
201 Primes: []*big.Int{
202 fromBase10("1025363189502892836833747188838978207017355117492483312747347695538428729137306368764177201532277413433182799108299960196606011786562992097313508180436744488171474690412562218914213688661311117337381958560443"),
203 fromBase10("3467903426626310123395340254094941045497208049900750380025518552334536945536837294961497712862519984786362199788654739924501424784631315081391467293694361474867825728031147665777546570788493758372218019373"),
204 fromBase10("4597024781409332673052708605078359346966325141767460991205742124888960305710298765592730135879076084498363772408626791576005136245060321874472727132746643162385746062759369754202494417496879741537284589047"),
205 },
206 }
207
208 derBytes := MarshalPKCS1PrivateKey(priv)
209
210 priv2, err := ParsePKCS1PrivateKey(derBytes)
211 if err != nil {
212 t.Errorf("error parsing serialized key: %s", err)
213 return
214 }
215 if priv.PublicKey.N.Cmp(priv2.PublicKey.N) != 0 ||
216 priv.PublicKey.E != priv2.PublicKey.E ||
217 priv.D.Cmp(priv2.D) != 0 ||
218 len(priv2.Primes) != 3 ||
219 priv.Primes[0].Cmp(priv2.Primes[0]) != 0 ||
220 priv.Primes[1].Cmp(priv2.Primes[1]) != 0 ||
221 priv.Primes[2].Cmp(priv2.Primes[2]) != 0 {
222 t.Errorf("got:%+v want:%+v", priv, priv2)
223 }
224 }
225
226 func TestMarshalRSAPublicKey(t *testing.T) {
227 pub := &rsa.PublicKey{
228 N: fromBase10("16346378922382193400538269749936049106320265317511766357599732575277382844051791096569333808598921852351577762718529818072849191122419410612033592401403764925096136759934497687765453905884149505175426053037420486697072448609022753683683718057795566811401938833367954642951433473337066311978821180526439641496973296037000052546108507805269279414789035461158073156772151892452251106173507240488993608650881929629163465099476849643165682709047462010581308719577053905787496296934240246311806555924593059995202856826239801816771116902778517096212527979497399966526283516447337775509777558018145573127308919204297111496233"),
229 E: 3,
230 }
231 derBytes := MarshalPKCS1PublicKey(pub)
232 pub2, err := ParsePKCS1PublicKey(derBytes)
233 if err != nil {
234 t.Errorf("ParsePKCS1PublicKey: %s", err)
235 }
236 if pub.N.Cmp(pub2.N) != 0 || pub.E != pub2.E {
237 t.Errorf("ParsePKCS1PublicKey = %+v, want %+v", pub, pub2)
238 }
239
240
241
242
243 derBytes2, err := asn1.Marshal(*pub)
244 if err != nil {
245 t.Errorf("Marshal(rsa.PublicKey): %v", err)
246 } else if !bytes.Equal(derBytes, derBytes2) {
247 t.Errorf("Marshal(rsa.PublicKey) = %x, want %x", derBytes2, derBytes)
248 }
249 pub3 := new(rsa.PublicKey)
250 rest, err := asn1.Unmarshal(derBytes, pub3)
251 if err != nil {
252 t.Errorf("Unmarshal(rsa.PublicKey): %v", err)
253 }
254 if len(rest) != 0 || pub.N.Cmp(pub3.N) != 0 || pub.E != pub3.E {
255 t.Errorf("Unmarshal(rsa.PublicKey) = %+v, %q want %+v, %q", pub, rest, pub2, []byte(nil))
256 }
257
258 publicKeys := []struct {
259 derBytes []byte
260 expectedErrSubstr string
261 }{
262 {
263 derBytes: []byte{
264 0x30, 6,
265 0x02, 1,
266 17,
267 0x02, 1,
268 3,
269 },
270 }, {
271 derBytes: []byte{
272 0x30, 6,
273 0x02, 1,
274 0xff,
275 0x02, 1,
276 3,
277 },
278 expectedErrSubstr: "zero or negative",
279 }, {
280 derBytes: []byte{
281 0x30, 6,
282 0x02, 1,
283 17,
284 0x02, 1,
285 0xff,
286 },
287 expectedErrSubstr: "zero or negative",
288 }, {
289 derBytes: []byte{
290 0x30, 6,
291 0x02, 1,
292 17,
293 0x02, 1,
294 3,
295 1,
296 },
297 expectedErrSubstr: "trailing data",
298 }, {
299 derBytes: []byte{
300 0x30, 9,
301 0x02, 1,
302 17,
303 0x02, 4,
304 0x7f, 0xff, 0xff, 0xff,
305 },
306 }, {
307 derBytes: []byte{
308 0x30, 10,
309 0x02, 1,
310 17,
311 0x02, 5,
312 0x00, 0x80, 0x00, 0x00, 0x00,
313 },
314
315
316
317
318
319 expectedErrSubstr: "large",
320 },
321 }
322
323 for i, test := range publicKeys {
324 shouldFail := len(test.expectedErrSubstr) > 0
325 pub, err := ParsePKCS1PublicKey(test.derBytes)
326 if shouldFail {
327 if err == nil {
328 t.Errorf("#%d: unexpected success, got %#v", i, pub)
329 } else if !strings.Contains(err.Error(), test.expectedErrSubstr) {
330 t.Errorf("#%d: expected error containing %q, got %s", i, test.expectedErrSubstr, err)
331 }
332 } else {
333 if err != nil {
334 t.Errorf("#%d: unexpected failure: %s", i, err)
335 continue
336 }
337 reserialized := MarshalPKCS1PublicKey(pub)
338 if !bytes.Equal(reserialized, test.derBytes) {
339 t.Errorf("#%d: failed to reserialize: got %x, expected %x", i, reserialized, test.derBytes)
340 }
341 }
342 }
343 }
344
345 type matchHostnamesTest struct {
346 pattern, host string
347 ok bool
348 }
349
350 var matchHostnamesTests = []matchHostnamesTest{
351 {"a.b.c", "a.b.c", true},
352 {"a.b.c", "b.b.c", false},
353 {"", "b.b.c", false},
354 {"a.b.c", "", false},
355 {"example.com", "example.com", true},
356 {"example.com", "www.example.com", false},
357 {"*.example.com", "example.com", false},
358 {"*.example.com", "www.example.com", true},
359 {"*.example.com", "www.example.com.", true},
360 {"*.example.com", "xyz.www.example.com", false},
361 {"*.example.com", "https://www.example.com", false},
362 {"*.example..com", "www.example..com", false},
363 {"www.example..com", "www.example..com", true},
364 {"*.*.example.com", "xyz.www.example.com", false},
365 {"*.www.*.com", "xyz.www.example.com", false},
366 {"*bar.example.com", "foobar.example.com", false},
367 {"f*.example.com", "foobar.example.com", false},
368 {"www.example.com", "*.example.com", false},
369 {"", ".", false},
370 {".", "", false},
371 {".", ".", false},
372 {"example.com", "example.com.", true},
373 {"example.com.", "example.com", false},
374 {"example.com.", "example.com.", true},
375 {"*.com.", "example.com.", false},
376 {"*.com.", "example.com", false},
377 {"*.com", "example.com", true},
378 {"*.com", "example.com.", true},
379 {"foo:bar", "foo:bar", true},
380 {"*.foo:bar", "xxx.foo:bar", false},
381 {"*.2.3.4", "1.2.3.4", false},
382 {"*.2.3.4", "[1.2.3.4]", false},
383 {"*:4860:4860::8888", "2001:4860:4860::8888", false},
384 {"*:4860:4860::8888", "[2001:4860:4860::8888]", false},
385 {"2001:4860:4860::8888", "2001:4860:4860::8888", false},
386 {"2001:4860:4860::8888", "[2001:4860:4860::8888]", false},
387 {"[2001:4860:4860::8888]", "2001:4860:4860::8888", false},
388 {"[2001:4860:4860::8888]", "[2001:4860:4860::8888]", false},
389 }
390
391 func TestMatchHostnames(t *testing.T) {
392 for i, test := range matchHostnamesTests {
393 c := &Certificate{DNSNames: []string{test.pattern}}
394 r := c.VerifyHostname(test.host) == nil
395 if r != test.ok {
396 t.Errorf("#%d mismatch got: %t want: %t when matching '%s' against '%s'", i, r, test.ok, test.host, test.pattern)
397 }
398 }
399 }
400
401 func TestMatchIP(t *testing.T) {
402
403 c := &Certificate{
404 DNSNames: []string{"*.foo.bar.baz"},
405 Subject: pkix.Name{
406 CommonName: "*.foo.bar.baz",
407 },
408 }
409 err := c.VerifyHostname("quux.foo.bar.baz")
410 if err != nil {
411 t.Fatalf("VerifyHostname(quux.foo.bar.baz): %v", err)
412 }
413
414
415
416 c = &Certificate{
417 DNSNames: []string{"*.2.3.4"},
418 Subject: pkix.Name{
419 CommonName: "*.2.3.4",
420 },
421 }
422 err = c.VerifyHostname("1.2.3.4")
423 if err == nil {
424 t.Fatalf("VerifyHostname(1.2.3.4) should have failed, did not")
425 }
426
427 c = &Certificate{
428 IPAddresses: []net.IP{net.ParseIP("127.0.0.1"), net.ParseIP("::1")},
429 }
430 err = c.VerifyHostname("127.0.0.1")
431 if err != nil {
432 t.Fatalf("VerifyHostname(127.0.0.1): %v", err)
433 }
434 err = c.VerifyHostname("::1")
435 if err != nil {
436 t.Fatalf("VerifyHostname(::1): %v", err)
437 }
438 err = c.VerifyHostname("[::1]")
439 if err != nil {
440 t.Fatalf("VerifyHostname([::1]): %v", err)
441 }
442 }
443
444 func TestCertificateParse(t *testing.T) {
445 s, _ := base64.StdEncoding.DecodeString(certBytes)
446 certs, err := ParseCertificates(s)
447 if err != nil {
448 t.Error(err)
449 }
450 if len(certs) != 2 {
451 t.Errorf("Wrong number of certs: got %d want 2", len(certs))
452 return
453 }
454
455 err = certs[0].CheckSignatureFrom(certs[1])
456 if err != nil {
457 t.Error(err)
458 }
459
460 if err := certs[0].VerifyHostname("mail.google.com"); err != nil {
461 t.Error(err)
462 }
463
464 const expectedExtensions = 10
465 if n := len(certs[0].Extensions); n != expectedExtensions {
466 t.Errorf("want %d extensions, got %d", expectedExtensions, n)
467 }
468 }
469
470 func TestCertificateEqualOnNil(t *testing.T) {
471 cNonNil := new(Certificate)
472 var cNil1, cNil2 *Certificate
473 if !cNil1.Equal(cNil2) {
474 t.Error("Nil certificates: cNil1 is not equal to cNil2")
475 }
476 if !cNil2.Equal(cNil1) {
477 t.Error("Nil certificates: cNil2 is not equal to cNil1")
478 }
479 if cNil1.Equal(cNonNil) {
480 t.Error("Unexpectedly cNil1 is equal to cNonNil")
481 }
482 if cNonNil.Equal(cNil1) {
483 t.Error("Unexpectedly cNonNil is equal to cNil1")
484 }
485 }
486
487 func TestMismatchedSignatureAlgorithm(t *testing.T) {
488 der, _ := pem.Decode([]byte(rsaPSSSelfSignedPEM))
489 if der == nil {
490 t.Fatal("Failed to find PEM block")
491 }
492
493 cert, err := ParseCertificate(der.Bytes)
494 if err != nil {
495 t.Fatal(err)
496 }
497
498 if err = cert.CheckSignature(ECDSAWithSHA256, nil, nil); err == nil {
499 t.Fatal("CheckSignature unexpectedly return no error")
500 }
501
502 const expectedSubstring = " but have public key of type "
503 if !strings.Contains(err.Error(), expectedSubstring) {
504 t.Errorf("Expected error containing %q, but got %q", expectedSubstring, err)
505 }
506 }
507
508 var certBytes = "MIIE0jCCA7qgAwIBAgIQWcvS+TTB3GwCAAAAAGEAWzANBgkqhkiG9w0BAQsFADBCMQswCQYD" +
509 "VQQGEwJVUzEeMBwGA1UEChMVR29vZ2xlIFRydXN0IFNlcnZpY2VzMRMwEQYDVQQDEwpHVFMg" +
510 "Q0EgMU8xMB4XDTIwMDQwMTEyNTg1NloXDTIwMDYyNDEyNTg1NlowaTELMAkGA1UEBhMCVVMx" +
511 "EzARBgNVBAgTCkNhbGlmb3JuaWExFjAUBgNVBAcTDU1vdW50YWluIFZpZXcxEzARBgNVBAoT" +
512 "Ckdvb2dsZSBMTEMxGDAWBgNVBAMTD21haWwuZ29vZ2xlLmNvbTBZMBMGByqGSM49AgEGCCqG" +
513 "SM49AwEHA0IABO+dYiPnkFl+cZVf6mrWeNp0RhQcJSBGH+sEJxjvc+cYlW3QJCnm57qlpFdd" +
514 "pz3MPyVejvXQdM6iI1mEWP4C2OujggJmMIICYjAOBgNVHQ8BAf8EBAMCB4AwEwYDVR0lBAww" +
515 "CgYIKwYBBQUHAwEwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUI6pZhnQ/lQgmPDwSKR2A54G7" +
516 "AS4wHwYDVR0jBBgwFoAUmNH4bhDrz5vsYJ8YkBug630J/SswZAYIKwYBBQUHAQEEWDBWMCcG" +
517 "CCsGAQUFBzABhhtodHRwOi8vb2NzcC5wa2kuZ29vZy9ndHMxbzEwKwYIKwYBBQUHMAKGH2h0" +
518 "dHA6Ly9wa2kuZ29vZy9nc3IyL0dUUzFPMS5jcnQwLAYDVR0RBCUwI4IPbWFpbC5nb29nbGUu" +
519 "Y29tghBpbmJveC5nb29nbGUuY29tMCEGA1UdIAQaMBgwCAYGZ4EMAQICMAwGCisGAQQB1nkC" +
520 "BQMwLwYDVR0fBCgwJjAkoCKgIIYeaHR0cDovL2NybC5wa2kuZ29vZy9HVFMxTzEuY3JsMIIB" +
521 "AwYKKwYBBAHWeQIEAgSB9ASB8QDvAHYAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+L" +
522 "kF4AAAFxNgmxKgAABAMARzBFAiEA12/OHdTGXQ3qHHC3NvYCyB8aEz/+ZFOLCAI7lhqj28sC" +
523 "IG2/7Yz2zK6S6ai+dH7cTMZmoFGo39gtaTqtZAqEQX7nAHUAXqdz+d9WwOe1Nkh90EngMnqR" +
524 "mgyEoRIShBh1loFxRVgAAAFxNgmxTAAABAMARjBEAiA7PNq+MFfv6O9mBkxFViS2TfU66yRB" +
525 "/njcebWglLQjZQIgOyRKhxlEizncFRml7yn4Bg48ktXKGjo+uiw6zXEINb0wDQYJKoZIhvcN" +
526 "AQELBQADggEBADM2Rh306Q10PScsolYMxH1B/K4Nb2WICvpY0yDPJFdnGjqCYym196TjiEvs" +
527 "R6etfeHdyzlZj6nh82B4TVyHjiWM02dQgPalOuWQcuSy0OvLh7F1E7CeHzKlczdFPBTOTdM1" +
528 "RDTxlvw1bAqc0zueM8QIAyEy3opd7FxAcGQd5WRIJhzLBL+dbbMOW/LTeW7cm/Xzq8cgCybN" +
529 "BSZAvhjseJ1L29OlCTZL97IfnX0IlFQzWuvvHy7V2B0E3DHlzM0kjwkkCKDUUp/wajv2NZKC" +
530 "TkhEyERacZRKc9U0ADxwsAzHrdz5+5zfD2usEV/MQ5V6d8swLXs+ko0X6swrd4YCiB8wggRK" +
531 "MIIDMqADAgECAg0B47SaoY2KqYElaVC4MA0GCSqGSIb3DQEBCwUAMEwxIDAeBgNVBAsTF0ds" +
532 "b2JhbFNpZ24gUm9vdCBDQSAtIFIyMRMwEQYDVQQKEwpHbG9iYWxTaWduMRMwEQYDVQQDEwpH" +
533 "bG9iYWxTaWduMB4XDTE3MDYxNTAwMDA0MloXDTIxMTIxNTAwMDA0MlowQjELMAkGA1UEBhMC" +
534 "VVMxHjAcBgNVBAoTFUdvb2dsZSBUcnVzdCBTZXJ2aWNlczETMBEGA1UEAxMKR1RTIENBIDFP" +
535 "MTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANAYz0XUi83TnORA73603WkhG8nP" +
536 "PI5MdbkPMRmEPZ48Ke9QDRCTbwWAgJ8qoL0SSwLhPZ9YFiT+MJ8LdHdVkx1L903hkoIQ9lGs" +
537 "DMOyIpQPNGuYEEnnC52DOd0gxhwt79EYYWXnI4MgqCMS/9Ikf9Qv50RqW03XUGawr55CYwX7" +
538 "4BzEY2Gvn2oz/2KXvUjZ03wUZ9x13C5p6PhteGnQtxAFuPExwjsk/RozdPgj4OxrGYoWxuPN" +
539 "pM0L27OkWWA4iDutHbnGjKdTG/y82aSrvN08YdeTFZjugb2P4mRHIEAGTtesl+i5wFkSoUkl" +
540 "I+TtcDQspbRjfPmjPYPRzW0krAcCAwEAAaOCATMwggEvMA4GA1UdDwEB/wQEAwIBhjAdBgNV" +
541 "HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwEgYDVR0TAQH/BAgwBgEB/wIBADAdBgNVHQ4E" +
542 "FgQUmNH4bhDrz5vsYJ8YkBug630J/SswHwYDVR0jBBgwFoAUm+IHV2ccHsBqBt5ZtJot39wZ" +
543 "hi4wNQYIKwYBBQUHAQEEKTAnMCUGCCsGAQUFBzABhhlodHRwOi8vb2NzcC5wa2kuZ29vZy9n" +
544 "c3IyMDIGA1UdHwQrMCkwJ6AloCOGIWh0dHA6Ly9jcmwucGtpLmdvb2cvZ3NyMi9nc3IyLmNy" +
545 "bDA/BgNVHSAEODA2MDQGBmeBDAECAjAqMCgGCCsGAQUFBwIBFhxodHRwczovL3BraS5nb29n" +
546 "L3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IBAQAagD42efvzLqlGN31eVBY1rsdOCJn+" +
547 "vdE0aSZSZgc9CrpJy2L08RqO/BFPaJZMdCvTZ96yo6oFjYRNTCBlD6WW2g0W+Gw7228EI4hr" +
548 "OmzBYL1on3GO7i1YNAfw1VTphln9e14NIZT1jMmo+NjyrcwPGvOap6kEJ/mjybD/AnhrYbrH" +
549 "NSvoVvpPwxwM7bY8tEvq7czhPOzcDYzWPpvKQliLzBYhF0C8otZm79rEFVvNiaqbCSbnMtIN" +
550 "bmcgAlsQsJAJnAwfnq3YO+qh/GzoEFwIUhlRKnG7rHq13RXtK8kIKiyKtKYhq2P/11JJUNCJ" +
551 "t63yr/tQri/hlQ3zRq2dnPXK"
552
553 func parseCIDR(s string) *net.IPNet {
554 _, net, err := net.ParseCIDR(s)
555 if err != nil {
556 panic(err)
557 }
558 return net
559 }
560
561 func parseURI(s string) *url.URL {
562 uri, err := url.Parse(s)
563 if err != nil {
564 panic(err)
565 }
566 return uri
567 }
568
569 func TestCreateSelfSignedCertificate(t *testing.T) {
570 random := rand.Reader
571
572 ecdsaPriv, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
573 if err != nil {
574 t.Fatalf("Failed to generate ECDSA key: %s", err)
575 }
576
577 ed25519Pub, ed25519Priv, err := ed25519.GenerateKey(random)
578 if err != nil {
579 t.Fatalf("Failed to generate Ed25519 key: %s", err)
580 }
581
582 tests := []struct {
583 name string
584 pub, priv interface{}
585 checkSig bool
586 sigAlgo SignatureAlgorithm
587 }{
588 {"RSA/RSA", &testPrivateKey.PublicKey, testPrivateKey, true, SHA1WithRSA},
589 {"RSA/ECDSA", &testPrivateKey.PublicKey, ecdsaPriv, false, ECDSAWithSHA384},
590 {"ECDSA/RSA", &ecdsaPriv.PublicKey, testPrivateKey, false, SHA256WithRSA},
591 {"ECDSA/ECDSA", &ecdsaPriv.PublicKey, ecdsaPriv, true, ECDSAWithSHA1},
592 {"RSAPSS/RSAPSS", &testPrivateKey.PublicKey, testPrivateKey, true, SHA256WithRSAPSS},
593 {"ECDSA/RSAPSS", &ecdsaPriv.PublicKey, testPrivateKey, false, SHA256WithRSAPSS},
594 {"RSAPSS/ECDSA", &testPrivateKey.PublicKey, ecdsaPriv, false, ECDSAWithSHA384},
595 {"Ed25519", ed25519Pub, ed25519Priv, true, PureEd25519},
596 }
597
598 testExtKeyUsage := []ExtKeyUsage{ExtKeyUsageClientAuth, ExtKeyUsageServerAuth}
599 testUnknownExtKeyUsage := []asn1.ObjectIdentifier{[]int{1, 2, 3}, []int{2, 59, 1}}
600 extraExtensionData := []byte("extra extension")
601
602 for _, test := range tests {
603 commonName := "test.example.com"
604 template := Certificate{
605
606
607
608
609 SerialNumber: big.NewInt(-1),
610 Subject: pkix.Name{
611 CommonName: commonName,
612 Organization: []string{"Σ Acme Co"},
613 Country: []string{"US"},
614 ExtraNames: []pkix.AttributeTypeAndValue{
615 {
616 Type: []int{2, 5, 4, 42},
617 Value: "Gopher",
618 },
619
620 {
621 Type: []int{2, 5, 4, 6},
622 Value: "NL",
623 },
624 },
625 },
626 NotBefore: time.Unix(1000, 0),
627 NotAfter: time.Unix(100000, 0),
628
629 SignatureAlgorithm: test.sigAlgo,
630
631 SubjectKeyId: []byte{1, 2, 3, 4},
632 KeyUsage: KeyUsageCertSign,
633
634 ExtKeyUsage: testExtKeyUsage,
635 UnknownExtKeyUsage: testUnknownExtKeyUsage,
636
637 BasicConstraintsValid: true,
638 IsCA: true,
639
640 OCSPServer: []string{"http://ocsp.example.com"},
641 IssuingCertificateURL: []string{"http://crt.example.com/ca1.crt"},
642
643 DNSNames: []string{"test.example.com"},
644 EmailAddresses: []string{"gopher@golang.org"},
645 IPAddresses: []net.IP{net.IPv4(127, 0, 0, 1).To4(), net.ParseIP("2001:4860:0:2001::68")},
646 URIs: []*url.URL{parseURI("https://foo.com/wibble#foo")},
647
648 PolicyIdentifiers: []asn1.ObjectIdentifier{[]int{1, 2, 3}},
649 PermittedDNSDomains: []string{".example.com", "example.com"},
650 ExcludedDNSDomains: []string{"bar.example.com"},
651 PermittedIPRanges: []*net.IPNet{parseCIDR("192.168.1.1/16"), parseCIDR("1.2.3.4/8")},
652 ExcludedIPRanges: []*net.IPNet{parseCIDR("2001:db8::/48")},
653 PermittedEmailAddresses: []string{"foo@example.com"},
654 ExcludedEmailAddresses: []string{".example.com", "example.com"},
655 PermittedURIDomains: []string{".bar.com", "bar.com"},
656 ExcludedURIDomains: []string{".bar2.com", "bar2.com"},
657
658 CRLDistributionPoints: []string{"http://crl1.example.com/ca1.crl", "http://crl2.example.com/ca1.crl"},
659
660 ExtraExtensions: []pkix.Extension{
661 {
662 Id: []int{1, 2, 3, 4},
663 Value: extraExtensionData,
664 },
665
666 {
667 Id: oidExtensionSubjectKeyId,
668 Critical: false,
669 Value: []byte{0x04, 0x04, 4, 3, 2, 1},
670 },
671 },
672 }
673
674 derBytes, err := CreateCertificate(random, &template, &template, test.pub, test.priv)
675 if err != nil {
676 t.Errorf("%s: failed to create certificate: %s", test.name, err)
677 continue
678 }
679
680 cert, err := ParseCertificate(derBytes)
681 if err != nil {
682 t.Errorf("%s: failed to parse certificate: %s", test.name, err)
683 continue
684 }
685
686 if len(cert.PolicyIdentifiers) != 1 || !cert.PolicyIdentifiers[0].Equal(template.PolicyIdentifiers[0]) {
687 t.Errorf("%s: failed to parse policy identifiers: got:%#v want:%#v", test.name, cert.PolicyIdentifiers, template.PolicyIdentifiers)
688 }
689
690 if len(cert.PermittedDNSDomains) != 2 || cert.PermittedDNSDomains[0] != ".example.com" || cert.PermittedDNSDomains[1] != "example.com" {
691 t.Errorf("%s: failed to parse name constraints: %#v", test.name, cert.PermittedDNSDomains)
692 }
693
694 if len(cert.ExcludedDNSDomains) != 1 || cert.ExcludedDNSDomains[0] != "bar.example.com" {
695 t.Errorf("%s: failed to parse name constraint exclusions: %#v", test.name, cert.ExcludedDNSDomains)
696 }
697
698 if len(cert.PermittedIPRanges) != 2 || cert.PermittedIPRanges[0].String() != "192.168.0.0/16" || cert.PermittedIPRanges[1].String() != "1.0.0.0/8" {
699 t.Errorf("%s: failed to parse IP constraints: %#v", test.name, cert.PermittedIPRanges)
700 }
701
702 if len(cert.ExcludedIPRanges) != 1 || cert.ExcludedIPRanges[0].String() != "2001:db8::/48" {
703 t.Errorf("%s: failed to parse IP constraint exclusions: %#v", test.name, cert.ExcludedIPRanges)
704 }
705
706 if len(cert.PermittedEmailAddresses) != 1 || cert.PermittedEmailAddresses[0] != "foo@example.com" {
707 t.Errorf("%s: failed to parse permitted email addreses: %#v", test.name, cert.PermittedEmailAddresses)
708 }
709
710 if len(cert.ExcludedEmailAddresses) != 2 || cert.ExcludedEmailAddresses[0] != ".example.com" || cert.ExcludedEmailAddresses[1] != "example.com" {
711 t.Errorf("%s: failed to parse excluded email addreses: %#v", test.name, cert.ExcludedEmailAddresses)
712 }
713
714 if len(cert.PermittedURIDomains) != 2 || cert.PermittedURIDomains[0] != ".bar.com" || cert.PermittedURIDomains[1] != "bar.com" {
715 t.Errorf("%s: failed to parse permitted URIs: %#v", test.name, cert.PermittedURIDomains)
716 }
717
718 if len(cert.ExcludedURIDomains) != 2 || cert.ExcludedURIDomains[0] != ".bar2.com" || cert.ExcludedURIDomains[1] != "bar2.com" {
719 t.Errorf("%s: failed to parse excluded URIs: %#v", test.name, cert.ExcludedURIDomains)
720 }
721
722 if cert.Subject.CommonName != commonName {
723 t.Errorf("%s: subject wasn't correctly copied from the template. Got %s, want %s", test.name, cert.Subject.CommonName, commonName)
724 }
725
726 if len(cert.Subject.Country) != 1 || cert.Subject.Country[0] != "NL" {
727 t.Errorf("%s: ExtraNames didn't override Country", test.name)
728 }
729
730 for _, ext := range cert.Extensions {
731 if ext.Id.Equal(oidExtensionSubjectAltName) {
732 if ext.Critical {
733 t.Fatal("SAN extension is marked critical")
734 }
735 }
736 }
737
738 found := false
739 for _, atv := range cert.Subject.Names {
740 if atv.Type.Equal([]int{2, 5, 4, 42}) {
741 found = true
742 break
743 }
744 }
745 if !found {
746 t.Errorf("%s: Names didn't contain oid 2.5.4.42 from ExtraNames", test.name)
747 }
748
749 if cert.Issuer.CommonName != commonName {
750 t.Errorf("%s: issuer wasn't correctly copied from the template. Got %s, want %s", test.name, cert.Issuer.CommonName, commonName)
751 }
752
753 if cert.SignatureAlgorithm != test.sigAlgo {
754 t.Errorf("%s: SignatureAlgorithm wasn't copied from template. Got %v, want %v", test.name, cert.SignatureAlgorithm, test.sigAlgo)
755 }
756
757 if !reflect.DeepEqual(cert.ExtKeyUsage, testExtKeyUsage) {
758 t.Errorf("%s: extkeyusage wasn't correctly copied from the template. Got %v, want %v", test.name, cert.ExtKeyUsage, testExtKeyUsage)
759 }
760
761 if !reflect.DeepEqual(cert.UnknownExtKeyUsage, testUnknownExtKeyUsage) {
762 t.Errorf("%s: unknown extkeyusage wasn't correctly copied from the template. Got %v, want %v", test.name, cert.UnknownExtKeyUsage, testUnknownExtKeyUsage)
763 }
764
765 if !reflect.DeepEqual(cert.OCSPServer, template.OCSPServer) {
766 t.Errorf("%s: OCSP servers differ from template. Got %v, want %v", test.name, cert.OCSPServer, template.OCSPServer)
767 }
768
769 if !reflect.DeepEqual(cert.IssuingCertificateURL, template.IssuingCertificateURL) {
770 t.Errorf("%s: Issuing certificate URLs differ from template. Got %v, want %v", test.name, cert.IssuingCertificateURL, template.IssuingCertificateURL)
771 }
772
773 if !reflect.DeepEqual(cert.DNSNames, template.DNSNames) {
774 t.Errorf("%s: SAN DNS names differ from template. Got %v, want %v", test.name, cert.DNSNames, template.DNSNames)
775 }
776
777 if !reflect.DeepEqual(cert.EmailAddresses, template.EmailAddresses) {
778 t.Errorf("%s: SAN emails differ from template. Got %v, want %v", test.name, cert.EmailAddresses, template.EmailAddresses)
779 }
780
781 if len(cert.URIs) != 1 || cert.URIs[0].String() != "https://foo.com/wibble#foo" {
782 t.Errorf("%s: URIs differ from template. Got %v, want %v", test.name, cert.URIs, template.URIs)
783 }
784
785 if !reflect.DeepEqual(cert.IPAddresses, template.IPAddresses) {
786 t.Errorf("%s: SAN IPs differ from template. Got %v, want %v", test.name, cert.IPAddresses, template.IPAddresses)
787 }
788
789 if !reflect.DeepEqual(cert.CRLDistributionPoints, template.CRLDistributionPoints) {
790 t.Errorf("%s: CRL distribution points differ from template. Got %v, want %v", test.name, cert.CRLDistributionPoints, template.CRLDistributionPoints)
791 }
792
793 if !bytes.Equal(cert.SubjectKeyId, []byte{4, 3, 2, 1}) {
794 t.Errorf("%s: ExtraExtensions didn't override SubjectKeyId", test.name)
795 }
796
797 if !bytes.Contains(derBytes, extraExtensionData) {
798 t.Errorf("%s: didn't find extra extension in DER output", test.name)
799 }
800
801 if test.checkSig {
802 err = cert.CheckSignatureFrom(cert)
803 if err != nil {
804 t.Errorf("%s: signature verification failed: %s", test.name, err)
805 }
806 }
807 }
808 }
809
810
811 var ecdsaSHA1CertPem = `
812 -----BEGIN CERTIFICATE-----
813 MIICDjCCAbUCCQDF6SfN0nsnrjAJBgcqhkjOPQQBMIGPMQswCQYDVQQGEwJVUzET
814 MBEGA1UECAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzEVMBMG
815 A1UECgwMR29vZ2xlLCBJbmMuMRcwFQYDVQQDDA53d3cuZ29vZ2xlLmNvbTEjMCEG
816 CSqGSIb3DQEJARYUZ29sYW5nLWRldkBnbWFpbC5jb20wHhcNMTIwNTIwMjAyMDUw
817 WhcNMjIwNTE4MjAyMDUwWjCBjzELMAkGA1UEBhMCVVMxEzARBgNVBAgMCkNhbGlm
818 b3JuaWExFjAUBgNVBAcMDU1vdW50YWluIFZpZXcxFTATBgNVBAoMDEdvb2dsZSwg
819 SW5jLjEXMBUGA1UEAwwOd3d3Lmdvb2dsZS5jb20xIzAhBgkqhkiG9w0BCQEWFGdv
820 bGFuZy1kZXZAZ21haWwuY29tMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE/Wgn
821 WQDo5+bz71T0327ERgd5SDDXFbXLpzIZDXTkjpe8QTEbsF+ezsQfrekrpDPC4Cd3
822 P9LY0tG+aI8IyVKdUjAJBgcqhkjOPQQBA0gAMEUCIGlsqMcRqWVIWTD6wXwe6Jk2
823 DKxL46r/FLgJYnzBEH99AiEA3fBouObsvV1R3oVkb4BQYnD4/4LeId6lAT43YvyV
824 a/A=
825 -----END CERTIFICATE-----
826 `
827
828
829 var ecdsaSHA256p256CertPem = `
830 -----BEGIN CERTIFICATE-----
831 MIICDzCCAbYCCQDlsuMWvgQzhTAKBggqhkjOPQQDAjCBjzELMAkGA1UEBhMCVVMx
832 EzARBgNVBAgMCkNhbGlmb3JuaWExFjAUBgNVBAcMDU1vdW50YWluIFZpZXcxFTAT
833 BgNVBAoMDEdvb2dsZSwgSW5jLjEXMBUGA1UEAwwOd3d3Lmdvb2dsZS5jb20xIzAh
834 BgkqhkiG9w0BCQEWFGdvbGFuZy1kZXZAZ21haWwuY29tMB4XDTEyMDUyMTAwMTkx
835 NloXDTIyMDUxOTAwMTkxNlowgY8xCzAJBgNVBAYTAlVTMRMwEQYDVQQIDApDYWxp
836 Zm9ybmlhMRYwFAYDVQQHDA1Nb3VudGFpbiBWaWV3MRUwEwYDVQQKDAxHb29nbGUs
837 IEluYy4xFzAVBgNVBAMMDnd3dy5nb29nbGUuY29tMSMwIQYJKoZIhvcNAQkBFhRn
838 b2xhbmctZGV2QGdtYWlsLmNvbTBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABPMt
839 2ErhxAty5EJRu9yM+MTy+hUXm3pdW1ensAv382KoGExSXAFWP7pjJnNtHO+XSwVm
840 YNtqjcAGFKpweoN//kQwCgYIKoZIzj0EAwIDRwAwRAIgIYSaUA/IB81gjbIw/hUV
841 70twxJr5EcgOo0hLp3Jm+EYCIFDO3NNcgmURbJ1kfoS3N/0O+irUtoPw38YoNkqJ
842 h5wi
843 -----END CERTIFICATE-----
844 `
845
846
847 var ecdsaSHA256p384CertPem = `
848 -----BEGIN CERTIFICATE-----
849 MIICSjCCAdECCQDje/no7mXkVzAKBggqhkjOPQQDAjCBjjELMAkGA1UEBhMCVVMx
850 EzARBgNVBAgMCkNhbGlmb3JuaWExFjAUBgNVBAcMDU1vdW50YWluIFZpZXcxFDAS
851 BgNVBAoMC0dvb2dsZSwgSW5jMRcwFQYDVQQDDA53d3cuZ29vZ2xlLmNvbTEjMCEG
852 CSqGSIb3DQEJARYUZ29sYW5nLWRldkBnbWFpbC5jb20wHhcNMTIwNTIxMDYxMDM0
853 WhcNMjIwNTE5MDYxMDM0WjCBjjELMAkGA1UEBhMCVVMxEzARBgNVBAgMCkNhbGlm
854 b3JuaWExFjAUBgNVBAcMDU1vdW50YWluIFZpZXcxFDASBgNVBAoMC0dvb2dsZSwg
855 SW5jMRcwFQYDVQQDDA53d3cuZ29vZ2xlLmNvbTEjMCEGCSqGSIb3DQEJARYUZ29s
856 YW5nLWRldkBnbWFpbC5jb20wdjAQBgcqhkjOPQIBBgUrgQQAIgNiAARRuzRNIKRK
857 jIktEmXanNmrTR/q/FaHXLhWRZ6nHWe26Fw7Rsrbk+VjGy4vfWtNn7xSFKrOu5ze
858 qxKnmE0h5E480MNgrUiRkaGO2GMJJVmxx20aqkXOk59U8yGA4CghE6MwCgYIKoZI
859 zj0EAwIDZwAwZAIwBZEN8gvmRmfeP/9C1PRLzODIY4JqWub2PLRT4mv9GU+yw3Gr
860 PU9A3CHMdEcdw/MEAjBBO1lId8KOCh9UZunsSMfqXiVurpzmhWd6VYZ/32G+M+Mh
861 3yILeYQzllt/g0rKVRk=
862 -----END CERTIFICATE-----
863 `
864
865
866 var ecdsaSHA384p521CertPem = `
867 -----BEGIN CERTIFICATE-----
868 MIICljCCAfcCCQDhp1AFD/ahKjAKBggqhkjOPQQDAzCBjjELMAkGA1UEBhMCVVMx
869 EzARBgNVBAgMCkNhbGlmb3JuaWExFjAUBgNVBAcMDU1vdW50YWluIFZpZXcxFDAS
870 BgNVBAoMC0dvb2dsZSwgSW5jMRcwFQYDVQQDDA53d3cuZ29vZ2xlLmNvbTEjMCEG
871 CSqGSIb3DQEJARYUZ29sYW5nLWRldkBnbWFpbC5jb20wHhcNMTIwNTIxMTUwNDI5
872 WhcNMjIwNTE5MTUwNDI5WjCBjjELMAkGA1UEBhMCVVMxEzARBgNVBAgMCkNhbGlm
873 b3JuaWExFjAUBgNVBAcMDU1vdW50YWluIFZpZXcxFDASBgNVBAoMC0dvb2dsZSwg
874 SW5jMRcwFQYDVQQDDA53d3cuZ29vZ2xlLmNvbTEjMCEGCSqGSIb3DQEJARYUZ29s
875 YW5nLWRldkBnbWFpbC5jb20wgZswEAYHKoZIzj0CAQYFK4EEACMDgYYABACqx9Rv
876 IssRs1LWYcNN+WffwlHw4Tv3y8/LIAA9MF1ZScIonU9nRMxt4a2uGJVCPDw6JHpz
877 PaYc0E9puLoE9AfKpwFr59Jkot7dBg55SKPEFkddoip/rvmN7NPAWjMBirOwjOkm
878 8FPthvPhGPqsu9AvgVuHu3PosWiHGNrhh379pva8MzAKBggqhkjOPQQDAwOBjAAw
879 gYgCQgEHNmswkUdPpHqrVxp9PvLVl+xxPuHBkT+75z9JizyxtqykHQo9Uh6SWCYH
880 BF9KLolo01wMt8DjoYP5Fb3j5MH7xwJCAbWZzTOp4l4DPkIvAh4LeC4VWbwPPyqh
881 kBg71w/iEcSY3wUKgHGcJJrObZw7wys91I5kENljqw/Samdr3ka+jBJa
882 -----END CERTIFICATE-----
883 `
884
885 var ecdsaTests = []struct {
886 sigAlgo SignatureAlgorithm
887 pemCert string
888 }{
889 {ECDSAWithSHA1, ecdsaSHA1CertPem},
890 {ECDSAWithSHA256, ecdsaSHA256p256CertPem},
891 {ECDSAWithSHA256, ecdsaSHA256p384CertPem},
892 {ECDSAWithSHA384, ecdsaSHA384p521CertPem},
893 }
894
895 func TestECDSA(t *testing.T) {
896 for i, test := range ecdsaTests {
897 pemBlock, _ := pem.Decode([]byte(test.pemCert))
898 cert, err := ParseCertificate(pemBlock.Bytes)
899 if err != nil {
900 t.Errorf("%d: failed to parse certificate: %s", i, err)
901 continue
902 }
903 if sa := cert.SignatureAlgorithm; sa != test.sigAlgo {
904 t.Errorf("%d: signature algorithm is %v, want %v", i, sa, test.sigAlgo)
905 }
906 if parsedKey, ok := cert.PublicKey.(*ecdsa.PublicKey); !ok {
907 t.Errorf("%d: wanted an ECDSA public key but found: %#v", i, parsedKey)
908 }
909 if pka := cert.PublicKeyAlgorithm; pka != ECDSA {
910 t.Errorf("%d: public key algorithm is %v, want ECDSA", i, pka)
911 }
912 if err = cert.CheckSignatureFrom(cert); err != nil {
913 t.Errorf("%d: certificate verification failed: %s", i, err)
914 }
915 }
916 }
917
918
919 var dsaCertPem = `-----BEGIN CERTIFICATE-----
920 MIIEDTCCA82gAwIBAgIJALHPghaoxeDhMAkGByqGSM44BAMweTELMAkGA1UEBhMC
921 VVMxCzAJBgNVBAgTAk5DMQ8wDQYDVQQHEwZOZXd0b24xFDASBgNVBAoTC0dvb2ds
922 ZSwgSW5jMRIwEAYDVQQDEwlKb24gQWxsaWUxIjAgBgkqhkiG9w0BCQEWE2pvbmFs
923 bGllQGdvb2dsZS5jb20wHhcNMTEwNTE0MDMwMTQ1WhcNMTEwNjEzMDMwMTQ1WjB5
924 MQswCQYDVQQGEwJVUzELMAkGA1UECBMCTkMxDzANBgNVBAcTBk5ld3RvbjEUMBIG
925 A1UEChMLR29vZ2xlLCBJbmMxEjAQBgNVBAMTCUpvbiBBbGxpZTEiMCAGCSqGSIb3
926 DQEJARYTam9uYWxsaWVAZ29vZ2xlLmNvbTCCAbcwggEsBgcqhkjOOAQBMIIBHwKB
927 gQC8hLUnQ7FpFYu4WXTj6DKvXvz8QrJkNJCVMTpKAT7uBpobk32S5RrPKXocd4gN
928 8lyGB9ggS03EVlEwXvSmO0DH2MQtke2jl9j1HLydClMf4sbx5V6TV9IFw505U1iW
929 jL7awRMgxge+FsudtJK254FjMFo03ZnOQ8ZJJ9E6AEDrlwIVAJpnBn9moyP11Ox5
930 Asc/5dnjb6dPAoGBAJFHd4KVv1iTVCvEG6gGiYop5DJh28hUQcN9kul+2A0yPUSC
931 X93oN00P8Vh3eYgSaCWZsha7zDG53MrVJ0Zf6v/X/CoZNhLldeNOepivTRAzn+Rz
932 kKUYy5l1sxYLHQKF0UGNCXfFKZT0PCmgU+PWhYNBBMn6/cIh44vp85ideo5CA4GE
933 AAKBgFmifCafzeRaohYKXJgMGSEaggCVCRq5xdyDCat+wbOkjC4mfG01/um3G8u5
934 LxasjlWRKTR/tcAL7t0QuokVyQaYdVypZXNaMtx1db7YBuHjj3aP+8JOQRI9xz8c
935 bp5NDJ5pISiFOv4p3GZfqZPcqckDt78AtkQrmnal2txhhjF6o4HeMIHbMB0GA1Ud
936 DgQWBBQVyyr7hO11ZFFpWX50298Sa3V+rzCBqwYDVR0jBIGjMIGggBQVyyr7hO11
937 ZFFpWX50298Sa3V+r6F9pHsweTELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAk5DMQ8w
938 DQYDVQQHEwZOZXd0b24xFDASBgNVBAoTC0dvb2dsZSwgSW5jMRIwEAYDVQQDEwlK
939 b24gQWxsaWUxIjAgBgkqhkiG9w0BCQEWE2pvbmFsbGllQGdvb2dsZS5jb22CCQCx
940 z4IWqMXg4TAMBgNVHRMEBTADAQH/MAkGByqGSM44BAMDLwAwLAIUPtn/5j8Q1jJI
941 7ggOIsgrhgUdjGQCFCsmDq1H11q9+9Wp9IMeGrTSKHIM
942 -----END CERTIFICATE-----
943 `
944
945 func TestParseCertificateWithDsaPublicKey(t *testing.T) {
946 expectedKey := &dsa.PublicKey{
947 Parameters: dsa.Parameters{
948 P: bigFromHexString("00BC84B52743B169158BB85974E3E832AF5EFCFC42B264349095313A4A013EEE069A1B937D92E51ACF297A1C77880DF25C8607D8204B4DC45651305EF4A63B40C7D8C42D91EDA397D8F51CBC9D0A531FE2C6F1E55E9357D205C39D395358968CBEDAC11320C607BE16CB9DB492B6E78163305A34DD99CE43C64927D13A0040EB97"),
949 Q: bigFromHexString("009A67067F66A323F5D4EC7902C73FE5D9E36FA74F"),
950 G: bigFromHexString("009147778295BF5893542BC41BA806898A29E43261DBC85441C37D92E97ED80D323D44825FDDE8374D0FF15877798812682599B216BBCC31B9DCCAD527465FEAFFD7FC2A193612E575E34E7A98AF4D10339FE47390A518CB9975B3160B1D0285D1418D0977C52994F43C29A053E3D685834104C9FAFDC221E38BE9F3989D7A8E42"),
951 },
952 Y: bigFromHexString("59A27C269FCDE45AA2160A5C980C19211A820095091AB9C5DC8309AB7EC1B3A48C2E267C6D35FEE9B71BCBB92F16AC8E559129347FB5C00BEEDD10BA8915C90698755CA965735A32DC7575BED806E1E38F768FFBC24E41123DC73F1C6E9E4D0C9E692128853AFE29DC665FA993DCA9C903B7BF00B6442B9A76A5DADC6186317A"),
953 }
954 pemBlock, _ := pem.Decode([]byte(dsaCertPem))
955 cert, err := ParseCertificate(pemBlock.Bytes)
956 if err != nil {
957 t.Fatalf("Failed to parse certificate: %s", err)
958 }
959 if cert.PublicKeyAlgorithm != DSA {
960 t.Errorf("Parsed key algorithm was not DSA")
961 }
962 parsedKey, ok := cert.PublicKey.(*dsa.PublicKey)
963 if !ok {
964 t.Fatalf("Parsed key was not a DSA key: %s", err)
965 }
966 if expectedKey.Y.Cmp(parsedKey.Y) != 0 ||
967 expectedKey.P.Cmp(parsedKey.P) != 0 ||
968 expectedKey.Q.Cmp(parsedKey.Q) != 0 ||
969 expectedKey.G.Cmp(parsedKey.G) != 0 {
970 t.Fatal("Parsed key differs from expected key")
971 }
972 }
973
974 func TestParseCertificateWithDSASignatureAlgorithm(t *testing.T) {
975 pemBlock, _ := pem.Decode([]byte(dsaCertPem))
976 cert, err := ParseCertificate(pemBlock.Bytes)
977 if err != nil {
978 t.Fatalf("Failed to parse certificate: %s", err)
979 }
980 if cert.SignatureAlgorithm != DSAWithSHA1 {
981 t.Errorf("Parsed signature algorithm was not DSAWithSHA1")
982 }
983 }
984
985 func TestVerifyCertificateWithDSASignature(t *testing.T) {
986 pemBlock, _ := pem.Decode([]byte(dsaCertPem))
987 cert, err := ParseCertificate(pemBlock.Bytes)
988 if err != nil {
989 t.Fatalf("Failed to parse certificate: %s", err)
990 }
991
992 if err = cert.CheckSignatureFrom(cert); err == nil {
993 t.Fatalf("Expected error verifying DSA certificate")
994 }
995 }
996
997 var rsaPSSSelfSignedPEM = `-----BEGIN CERTIFICATE-----
998 MIIGHjCCA9KgAwIBAgIBdjBBBgkqhkiG9w0BAQowNKAPMA0GCWCGSAFlAwQCAQUA
999 oRwwGgYJKoZIhvcNAQEIMA0GCWCGSAFlAwQCAQUAogMCASAwbjELMAkGA1UEBhMC
1000 SlAxHDAaBgNVBAoME0phcGFuZXNlIEdvdmVybm1lbnQxKDAmBgNVBAsMH1RoZSBN
1001 aW5pc3RyeSBvZiBGb3JlaWduIEFmZmFpcnMxFzAVBgNVBAMMDmUtcGFzc3BvcnRD
1002 U0NBMB4XDTEzMDUxNDA1MDczMFoXDTI5MDUxNDA1MDczMFowbjELMAkGA1UEBhMC
1003 SlAxHDAaBgNVBAoME0phcGFuZXNlIEdvdmVybm1lbnQxKDAmBgNVBAsMH1RoZSBN
1004 aW5pc3RyeSBvZiBGb3JlaWduIEFmZmFpcnMxFzAVBgNVBAMMDmUtcGFzc3BvcnRD
1005 U0NBMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAx/E3WRVxcCDXhoST
1006 8nVSLjW6hwM4Ni99AegWzcGtfGFo0zjFA1Cl5URqxauvYu3gQgQHBGA1CovWeGrl
1007 yVSRzOL1imcYsSgLOcnhVYB3Xcrof4ebv9+W+TwNdc9YzAwcj8rNd5nP6PKXIQ+W
1008 PCkEOXdyb80YEnxuT+NPjkVfFSPBS7QYZpvT2fwy4fZ0eh48253+7VleSmTO0mqj
1009 7TlzaG56q150SLZbhpOd8jD8bM/wACnLCPR88wj4hCcDLEwoLyY85HJCTIQQMnoT
1010 UpqyzEeupPREIm6yi4d8C9YqIWFn2YTnRcWcmMaJLzq+kYwKoudfnoC6RW2vzZXn
1011 defQs68IZuK+uALu9G3JWGPgu0CQGj0JNDT8zkiDV++4eNrZczWKjr1YnAL+VbLK
1012 bApwL2u19l2WDpfUklimhWfraqHNIUKU6CjZOG31RzXcplIj0mtqs0E1r7r357Es
1013 yFoB28iNo4cz1lCulh0E4WJzWzLZcT4ZspHHRCFyvYnXoibXEV1nULq8ByKKG0FS
1014 7nn4SseoV+8PvjHLPhmHGMvi4mxkbcXdV3wthHT1/HXdqY84A4xHWt1+sB/TpTek
1015 tDhFlEfcUygvTu58UtOnysomOVVeERmi7WSujfzKsGJAJYeetiA5R+zX7BxeyFVE
1016 qW0zh1Tkwh0S8LRe5diJh4+6FG0CAwEAAaNfMF0wHQYDVR0OBBYEFD+oahaikBTV
1017 Urk81Uz7kRS2sx0aMA4GA1UdDwEB/wQEAwIBBjAYBgNVHSAEETAPMA0GCyqDCIaP
1018 fgYFAQEBMBIGA1UdEwEB/wQIMAYBAf8CAQAwQQYJKoZIhvcNAQEKMDSgDzANBglg
1019 hkgBZQMEAgEFAKEcMBoGCSqGSIb3DQEBCDANBglghkgBZQMEAgEFAKIDAgEgA4IC
1020 AQAaxWBQn5CZuNBfyzL57mn31ukHUFd61OMROSX3PT7oCv1Dy+C2AdRlxOcbN3/n
1021 li0yfXUUqiY3COlLAHKRlkr97mLtxEFoJ0R8nVN2IQdChNQM/XSCzSGyY8NVa1OR
1022 TTpEWLnexJ9kvIdbFXwUqdTnAkOI0m7Rg8j+E+lRRHg1xDAA1qKttrtUj3HRQWf3
1023 kNTu628SiMvap6aIdncburaK56MP7gkR1Wr/ichOfjIA3Jgw2PapI31i0GqeMd66
1024 U1+lC9FeyMAJpuSVp/SoiYzYo+79SFcVoM2yw3yAnIKg7q9GLYYqzncdykT6C06c
1025 15gWFI6igmReAsD9ITSvYh0jLrLHfEYcPTOD3ZXJ4EwwHtWSoO3gq1EAtOYKu/Lv
1026 C8zfBsZcFdsHvsSiYeBU8Oioe42mguky3Ax9O7D805Ek6R68ra07MW/G4YxvV7IN
1027 2BfSaYy8MX9IG0ZMIOcoc0FeF5xkFmJ7kdrlTaJzC0IE9PNxNaH5QnOAFB8vxHcO
1028 FioUxb6UKdHcPLR1VZtAdTdTMjSJxUqD/35Cdfqs7oDJXz8f6TXO2Tdy6G++YUs9
1029 qsGZWxzFvvkXUkQSl0dQQ5jO/FtUJcAVXVVp20LxPemfatAHpW31WdJYeWSQWky2
1030 +f9b5TXKXVyjlUL7uHxowWrT2AtTchDH22wTEtqLEF9Z3Q==
1031 -----END CERTIFICATE-----`
1032
1033
1034
1035
1036
1037 var rsaPSSSelfSignedOpenSSL110PEM = `-----BEGIN CERTIFICATE-----
1038 MIIDwDCCAnigAwIBAgIJAM9LAMHTE5xpMD0GCSqGSIb3DQEBCjAwoA0wCwYJYIZI
1039 AWUDBAIBoRowGAYJKoZIhvcNAQEIMAsGCWCGSAFlAwQCAaIDAgEgMEUxCzAJBgNV
1040 BAYTAlVTMQswCQYDVQQIDAJDQTELMAkGA1UEBwwCU0YxDTALBgNVBAoMBFRlc3Qx
1041 DTALBgNVBAMMBFRlc3QwHhcNMTgwMjIyMjIxMzE4WhcNMjgwMjIwMjIxMzE4WjBF
1042 MQswCQYDVQQGEwJVUzELMAkGA1UECAwCQ0ExCzAJBgNVBAcMAlNGMQ0wCwYDVQQK
1043 DARUZXN0MQ0wCwYDVQQDDARUZXN0MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB
1044 CgKCAQEA4Zrsydod+GoTAJLLutWNF87qhhVPBsK1zB1Gj+NAAe4+VbrZ1E41H1wp
1045 qITx7DA8DRtJEf+NqrTAnAdZWBG/tAOA5LfXVax0ZSQtLnYLSeylLoMtDyY3eFAj
1046 TmuTOoyVy6raktowCnHCh01NsstqqTfrx6SbmzOmDmKTkq/I+7K0MCVsn41xRDVM
1047 +ShD0WGFGioEGoiWnFSWupxJDA3Q6jIDEygVwNKHwnhv/2NgG2kqZzrZSQA67en0
1048 iKAXtoDNPpmyD5oS9YbEJ+2Nbm7oLeON30i6kZvXKIzJXx+UWViazHZqnsi5rQ8G
1049 RHF+iVFXsqd0MzDKmkKOT5FDhrsbKQIDAQABo1MwUTAdBgNVHQ4EFgQU9uFY/nlg
1050 gLH00NBnr/o7QvpN9ugwHwYDVR0jBBgwFoAU9uFY/nlggLH00NBnr/o7QvpN9ugw
1051 DwYDVR0TAQH/BAUwAwEB/zA9BgkqhkiG9w0BAQowMKANMAsGCWCGSAFlAwQCAaEa
1052 MBgGCSqGSIb3DQEBCDALBglghkgBZQMEAgGiAwIBIAOCAQEAhJzpwxBNGKvzKWDe
1053 WLqv6RMrl/q4GcH3b7M9wjxe0yOm4F+Tb2zJ7re4h+D39YkJf8cX1NV9UQVu6z4s
1054 Fvo2kmlR0qZOXAg5augmCQ1xS0WHFoF6B52anNzHkZQbAIYJ3kGoFsUHzs7Sz7F/
1055 656FsRpHA9UzJQ3avPPMrA4Y4aoJ7ANJ6XIwTrdWrhULOVuvYRLCl4CdTVztVFX6
1056 wxX8nS1ISYd8jXPUMgsBKVbWufvLoIymMJW8CZbpprVZel5zFn0bmPrON8IHS30w
1057 Gs+ITJjKEnZgXmAQ25SLKVzkZkBcGANs2GsdHNJ370Puisy0FIPD2NXR5uASAf7J
1058 +w9fjQ==
1059 -----END CERTIFICATE-----`
1060
1061 func TestRSAPSSSelfSigned(t *testing.T) {
1062 for i, pemBlock := range []string{rsaPSSSelfSignedPEM, rsaPSSSelfSignedOpenSSL110PEM} {
1063 der, _ := pem.Decode([]byte(pemBlock))
1064 if der == nil {
1065 t.Errorf("#%d: failed to find PEM block", i)
1066 continue
1067 }
1068
1069 cert, err := ParseCertificate(der.Bytes)
1070 if err != nil {
1071 t.Errorf("#%d: failed to parse: %s", i, err)
1072 continue
1073 }
1074
1075 if err = cert.CheckSignatureFrom(cert); err != nil {
1076 t.Errorf("#%d: signature check failed: %s", i, err)
1077 continue
1078 }
1079 }
1080 }
1081
1082 const ed25519Certificate = `
1083 Certificate:
1084 Data:
1085 Version: 3 (0x2)
1086 Serial Number:
1087 0c:83:d8:21:2b:82:cb:23:98:23:63:e2:f7:97:8a:43:5b:f3:bd:92
1088 Signature Algorithm: ED25519
1089 Issuer: CN = Ed25519 test certificate
1090 Validity
1091 Not Before: May 6 17:27:16 2019 GMT
1092 Not After : Jun 5 17:27:16 2019 GMT
1093 Subject: CN = Ed25519 test certificate
1094 Subject Public Key Info:
1095 Public Key Algorithm: ED25519
1096 ED25519 Public-Key:
1097 pub:
1098 36:29:c5:6c:0d:4f:14:6c:81:d0:ff:75:d3:6a:70:
1099 5f:69:cd:0f:4d:66:d5:da:98:7e:82:49:89:a3:8a:
1100 3c:fa
1101 X509v3 extensions:
1102 X509v3 Subject Key Identifier:
1103 09:3B:3A:9D:4A:29:D8:95:FF:68:BE:7B:43:54:72:E0:AD:A2:E3:AE
1104 X509v3 Authority Key Identifier:
1105 keyid:09:3B:3A:9D:4A:29:D8:95:FF:68:BE:7B:43:54:72:E0:AD:A2:E3:AE
1106
1107 X509v3 Basic Constraints: critical
1108 CA:TRUE
1109 Signature Algorithm: ED25519
1110 53:a5:58:1c:2c:3b:2a:9e:ac:9d:4e:a5:1d:5f:5d:6d:a6:b5:
1111 08:de:12:82:f3:97:20:ae:fa:d8:98:f4:1a:83:32:6b:91:f5:
1112 24:1d:c4:20:7f:2c:e2:4d:da:13:3b:6d:54:1a:d2:a8:28:dc:
1113 60:b9:d4:f4:78:4b:3c:1c:91:00
1114 -----BEGIN CERTIFICATE-----
1115 MIIBWzCCAQ2gAwIBAgIUDIPYISuCyyOYI2Pi95eKQ1vzvZIwBQYDK2VwMCMxITAf
1116 BgNVBAMMGEVkMjU1MTkgdGVzdCBjZXJ0aWZpY2F0ZTAeFw0xOTA1MDYxNzI3MTZa
1117 Fw0xOTA2MDUxNzI3MTZaMCMxITAfBgNVBAMMGEVkMjU1MTkgdGVzdCBjZXJ0aWZp
1118 Y2F0ZTAqMAUGAytlcAMhADYpxWwNTxRsgdD/ddNqcF9pzQ9NZtXamH6CSYmjijz6
1119 o1MwUTAdBgNVHQ4EFgQUCTs6nUop2JX/aL57Q1Ry4K2i464wHwYDVR0jBBgwFoAU
1120 CTs6nUop2JX/aL57Q1Ry4K2i464wDwYDVR0TAQH/BAUwAwEB/zAFBgMrZXADQQBT
1121 pVgcLDsqnqydTqUdX11tprUI3hKC85cgrvrYmPQagzJrkfUkHcQgfyziTdoTO21U
1122 GtKoKNxgudT0eEs8HJEA
1123 -----END CERTIFICATE-----`
1124
1125 func TestEd25519SelfSigned(t *testing.T) {
1126 der, _ := pem.Decode([]byte(ed25519Certificate))
1127 if der == nil {
1128 t.Fatalf("Failed to find PEM block")
1129 }
1130
1131 cert, err := ParseCertificate(der.Bytes)
1132 if err != nil {
1133 t.Fatalf("Failed to parse: %s", err)
1134 }
1135
1136 if cert.PublicKeyAlgorithm != Ed25519 {
1137 t.Fatalf("Parsed key algorithm was not Ed25519")
1138 }
1139 parsedKey, ok := cert.PublicKey.(ed25519.PublicKey)
1140 if !ok {
1141 t.Fatalf("Parsed key was not an Ed25519 key: %s", err)
1142 }
1143 if len(parsedKey) != ed25519.PublicKeySize {
1144 t.Fatalf("Invalid Ed25519 key")
1145 }
1146
1147 if err = cert.CheckSignatureFrom(cert); err != nil {
1148 t.Fatalf("Signature check failed: %s", err)
1149 }
1150 }
1151
1152 const pemCertificate = `-----BEGIN CERTIFICATE-----
1153 MIIDATCCAemgAwIBAgIRAKQkkrFx1T/dgB/Go/xBM5swDQYJKoZIhvcNAQELBQAw
1154 EjEQMA4GA1UEChMHQWNtZSBDbzAeFw0xNjA4MTcyMDM2MDdaFw0xNzA4MTcyMDM2
1155 MDdaMBIxEDAOBgNVBAoTB0FjbWUgQ28wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw
1156 ggEKAoIBAQDAoJtjG7M6InsWwIo+l3qq9u+g2rKFXNu9/mZ24XQ8XhV6PUR+5HQ4
1157 jUFWC58ExYhottqK5zQtKGkw5NuhjowFUgWB/VlNGAUBHtJcWR/062wYrHBYRxJH
1158 qVXOpYKbIWwFKoXu3hcpg/CkdOlDWGKoZKBCwQwUBhWE7MDhpVdQ+ZljUJWL+FlK
1159 yQK5iRsJd5TGJ6VUzLzdT4fmN2DzeK6GLeyMpVpU3sWV90JJbxWQ4YrzkKzYhMmB
1160 EcpXTG2wm+ujiHU/k2p8zlf8Sm7VBM/scmnMFt0ynNXop4FWvJzEm1G0xD2t+e2I
1161 5Utr04dOZPCgkm++QJgYhtZvgW7ZZiGTAgMBAAGjUjBQMA4GA1UdDwEB/wQEAwIF
1162 oDATBgNVHSUEDDAKBggrBgEFBQcDATAMBgNVHRMBAf8EAjAAMBsGA1UdEQQUMBKC
1163 EHRlc3QuZXhhbXBsZS5jb20wDQYJKoZIhvcNAQELBQADggEBADpqKQxrthH5InC7
1164 X96UP0OJCu/lLEMkrjoEWYIQaFl7uLPxKH5AmQPH4lYwF7u7gksR7owVG9QU9fs6
1165 1fK7II9CVgCd/4tZ0zm98FmU4D0lHGtPARrrzoZaqVZcAvRnFTlPX5pFkPhVjjai
1166 /mkxX9LpD8oK1445DFHxK5UjLMmPIIWd8EOi+v5a+hgGwnJpoW7hntSl8kHMtTmy
1167 fnnktsblSUV4lRCit0ymC7Ojhe+gzCCwkgs5kDzVVag+tnl/0e2DloIjASwOhpbH
1168 KVcg7fBd484ht/sS+l0dsB4KDOSpd8JzVDMF8OZqlaydizoJO0yWr9GbCN1+OKq5
1169 EhLrEqU=
1170 -----END CERTIFICATE-----`
1171
1172 const ed25519CRLCertificate = `
1173 Certificate:
1174 Data:
1175 Version: 3 (0x2)
1176 Serial Number:
1177 7a:07:a0:9d:14:04:16:fc:1f:d8:e5:fe:d1:1d:1f:8d
1178 Signature Algorithm: ED25519
1179 Issuer: CN = Ed25519 CRL Test CA
1180 Validity
1181 Not Before: Oct 30 01:20:20 2019 GMT
1182 Not After : Dec 31 23:59:59 9999 GMT
1183 Subject: CN = Ed25519 CRL Test CA
1184 Subject Public Key Info:
1185 Public Key Algorithm: ED25519
1186 ED25519 Public-Key:
1187 pub:
1188 95:73:3b:b0:06:2a:31:5a:b6:a7:a6:6e:ef:71:df:
1189 ac:6f:6b:39:03:85:5e:63:4b:f8:a6:0f:68:c6:6f:
1190 75:21
1191 X509v3 extensions:
1192 X509v3 Key Usage: critical
1193 Digital Signature, Certificate Sign, CRL Sign
1194 X509v3 Extended Key Usage:
1195 TLS Web Client Authentication, TLS Web Server Authentication, OCSP Signing
1196 X509v3 Basic Constraints: critical
1197 CA:TRUE
1198 X509v3 Subject Key Identifier:
1199 B7:17:DA:16:EA:C5:ED:1F:18:49:44:D3:D2:E3:A0:35:0A:81:93:60
1200 X509v3 Authority Key Identifier:
1201 keyid:B7:17:DA:16:EA:C5:ED:1F:18:49:44:D3:D2:E3:A0:35:0A:81:93:60
1202
1203 Signature Algorithm: ED25519
1204 fc:3e:14:ea:bb:70:c2:6f:38:34:70:bc:c8:a7:f4:7c:0d:1e:
1205 28:d7:2a:9f:22:8a:45:e8:02:76:84:1e:2d:64:2d:1e:09:b5:
1206 29:71:1f:95:8a:4e:79:87:51:60:9a:e7:86:40:f6:60:c7:d1:
1207 ee:68:76:17:1d:90:cc:92:93:07
1208 -----BEGIN CERTIFICATE-----
1209 MIIBijCCATygAwIBAgIQegegnRQEFvwf2OX+0R0fjTAFBgMrZXAwHjEcMBoGA1UE
1210 AxMTRWQyNTUxOSBDUkwgVGVzdCBDQTAgFw0xOTEwMzAwMTIwMjBaGA85OTk5MTIz
1211 MTIzNTk1OVowHjEcMBoGA1UEAxMTRWQyNTUxOSBDUkwgVGVzdCBDQTAqMAUGAytl
1212 cAMhAJVzO7AGKjFatqembu9x36xvazkDhV5jS/imD2jGb3Uho4GNMIGKMA4GA1Ud
1213 DwEB/wQEAwIBhjAnBgNVHSUEIDAeBggrBgEFBQcDAgYIKwYBBQUHAwEGCCsGAQUF
1214 BwMJMA8GA1UdEwEB/wQFMAMBAf8wHQYDVR0OBBYEFLcX2hbqxe0fGElE09LjoDUK
1215 gZNgMB8GA1UdIwQYMBaAFLcX2hbqxe0fGElE09LjoDUKgZNgMAUGAytlcANBAPw+
1216 FOq7cMJvODRwvMin9HwNHijXKp8iikXoAnaEHi1kLR4JtSlxH5WKTnmHUWCa54ZA
1217 9mDH0e5odhcdkMySkwc=
1218 -----END CERTIFICATE-----`
1219
1220 var ed25519CRLKey = testingKey(`-----BEGIN TEST KEY-----
1221 MC4CAQAwBQYDK2VwBCIEINdKh2096vUBYu4EIFpjShsUSh3vimKya1sQ1YTT4RZG
1222 -----END TEST KEY-----`)
1223
1224 func TestCRLCreation(t *testing.T) {
1225 block, _ := pem.Decode([]byte(pemPrivateKey))
1226 privRSA, _ := ParsePKCS1PrivateKey(block.Bytes)
1227 block, _ = pem.Decode([]byte(pemCertificate))
1228 certRSA, _ := ParseCertificate(block.Bytes)
1229
1230 block, _ = pem.Decode([]byte(ed25519CRLKey))
1231 privEd25519, _ := ParsePKCS8PrivateKey(block.Bytes)
1232 block, _ = pem.Decode([]byte(ed25519CRLCertificate))
1233 certEd25519, _ := ParseCertificate(block.Bytes)
1234
1235 tests := []struct {
1236 name string
1237 priv interface{}
1238 cert *Certificate
1239 }{
1240 {"RSA CA", privRSA, certRSA},
1241 {"Ed25519 CA", privEd25519, certEd25519},
1242 }
1243
1244 loc := time.FixedZone("Oz/Atlantis", int((2 * time.Hour).Seconds()))
1245
1246 now := time.Unix(1000, 0).In(loc)
1247 nowUTC := now.UTC()
1248 expiry := time.Unix(10000, 0)
1249
1250 revokedCerts := []pkix.RevokedCertificate{
1251 {
1252 SerialNumber: big.NewInt(1),
1253 RevocationTime: nowUTC,
1254 },
1255 {
1256 SerialNumber: big.NewInt(42),
1257
1258 RevocationTime: now,
1259 },
1260 }
1261 expectedCerts := []pkix.RevokedCertificate{
1262 {
1263 SerialNumber: big.NewInt(1),
1264 RevocationTime: nowUTC,
1265 },
1266 {
1267 SerialNumber: big.NewInt(42),
1268 RevocationTime: nowUTC,
1269 },
1270 }
1271
1272 for _, test := range tests {
1273 crlBytes, err := test.cert.CreateCRL(rand.Reader, test.priv, revokedCerts, now, expiry)
1274 if err != nil {
1275 t.Errorf("%s: error creating CRL: %s", test.name, err)
1276 }
1277
1278 parsedCRL, err := ParseDERCRL(crlBytes)
1279 if err != nil {
1280 t.Errorf("%s: error reparsing CRL: %s", test.name, err)
1281 }
1282 if !reflect.DeepEqual(parsedCRL.TBSCertList.RevokedCertificates, expectedCerts) {
1283 t.Errorf("%s: RevokedCertificates mismatch: got %v; want %v.", test.name,
1284 parsedCRL.TBSCertList.RevokedCertificates, expectedCerts)
1285 }
1286 }
1287 }
1288
1289 func fromBase64(in string) []byte {
1290 out := make([]byte, base64.StdEncoding.DecodedLen(len(in)))
1291 n, err := base64.StdEncoding.Decode(out, []byte(in))
1292 if err != nil {
1293 panic("failed to base64 decode")
1294 }
1295 return out[:n]
1296 }
1297
1298 func TestParseDERCRL(t *testing.T) {
1299 derBytes := fromBase64(derCRLBase64)
1300 certList, err := ParseDERCRL(derBytes)
1301 if err != nil {
1302 t.Errorf("error parsing: %s", err)
1303 return
1304 }
1305 numCerts := len(certList.TBSCertList.RevokedCertificates)
1306 expected := 88
1307 if numCerts != expected {
1308 t.Errorf("bad number of revoked certificates. got: %d want: %d", numCerts, expected)
1309 }
1310
1311 if certList.HasExpired(time.Unix(1302517272, 0)) {
1312 t.Errorf("CRL has expired (but shouldn't have)")
1313 }
1314
1315
1316 }
1317
1318 func TestCRLWithoutExpiry(t *testing.T) {
1319 derBytes := fromBase64("MIHYMIGZMAkGByqGSM44BAMwEjEQMA4GA1UEAxMHQ2FybERTUxcNOTkwODI3MDcwMDAwWjBpMBMCAgDIFw05OTA4MjIwNzAwMDBaMBMCAgDJFw05OTA4MjIwNzAwMDBaMBMCAgDTFw05OTA4MjIwNzAwMDBaMBMCAgDSFw05OTA4MjIwNzAwMDBaMBMCAgDUFw05OTA4MjQwNzAwMDBaMAkGByqGSM44BAMDLwAwLAIUfmVSdjP+NHMX0feW+aDU2G1cfT0CFAJ6W7fVWxjBz4fvftok8yqDnDWh")
1320 certList, err := ParseDERCRL(derBytes)
1321 if err != nil {
1322 t.Fatal(err)
1323 }
1324 if !certList.TBSCertList.NextUpdate.IsZero() {
1325 t.Errorf("NextUpdate is not the zero value")
1326 }
1327 }
1328
1329 func TestParsePEMCRL(t *testing.T) {
1330 pemBytes := fromBase64(pemCRLBase64)
1331 certList, err := ParseCRL(pemBytes)
1332 if err != nil {
1333 t.Errorf("error parsing: %s", err)
1334 return
1335 }
1336 numCerts := len(certList.TBSCertList.RevokedCertificates)
1337 expected := 2
1338 if numCerts != expected {
1339 t.Errorf("bad number of revoked certificates. got: %d want: %d", numCerts, expected)
1340 }
1341
1342 if certList.HasExpired(time.Unix(1302517272, 0)) {
1343 t.Errorf("CRL has expired (but shouldn't have)")
1344 }
1345
1346
1347 }
1348
1349 func TestImports(t *testing.T) {
1350 if testing.Short() {
1351 t.Skip("skipping in -short mode")
1352 }
1353 testenv.MustHaveGoRun(t)
1354
1355 if out, err := exec.Command(testenv.GoToolPath(t), "run", "x509_test_import.go").CombinedOutput(); err != nil {
1356 t.Errorf("failed to run x509_test_import.go: %s\n%s", err, out)
1357 }
1358 }
1359
1360 const derCRLBase64 = "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"
1361
1362 const pemCRLBase64 = "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"
1363
1364 func TestCreateCertificateRequest(t *testing.T) {
1365 random := rand.Reader
1366
1367 ecdsa256Priv, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
1368 if err != nil {
1369 t.Fatalf("Failed to generate ECDSA key: %s", err)
1370 }
1371
1372 ecdsa384Priv, err := ecdsa.GenerateKey(elliptic.P384(), rand.Reader)
1373 if err != nil {
1374 t.Fatalf("Failed to generate ECDSA key: %s", err)
1375 }
1376
1377 ecdsa521Priv, err := ecdsa.GenerateKey(elliptic.P521(), rand.Reader)
1378 if err != nil {
1379 t.Fatalf("Failed to generate ECDSA key: %s", err)
1380 }
1381
1382 _, ed25519Priv, err := ed25519.GenerateKey(random)
1383 if err != nil {
1384 t.Fatalf("Failed to generate Ed25519 key: %s", err)
1385 }
1386
1387 tests := []struct {
1388 name string
1389 priv interface{}
1390 sigAlgo SignatureAlgorithm
1391 }{
1392 {"RSA", testPrivateKey, SHA1WithRSA},
1393 {"ECDSA-256", ecdsa256Priv, ECDSAWithSHA1},
1394 {"ECDSA-384", ecdsa384Priv, ECDSAWithSHA1},
1395 {"ECDSA-521", ecdsa521Priv, ECDSAWithSHA1},
1396 {"Ed25519", ed25519Priv, PureEd25519},
1397 }
1398
1399 for _, test := range tests {
1400 template := CertificateRequest{
1401 Subject: pkix.Name{
1402 CommonName: "test.example.com",
1403 Organization: []string{"Σ Acme Co"},
1404 },
1405 SignatureAlgorithm: test.sigAlgo,
1406 DNSNames: []string{"test.example.com"},
1407 EmailAddresses: []string{"gopher@golang.org"},
1408 IPAddresses: []net.IP{net.IPv4(127, 0, 0, 1).To4(), net.ParseIP("2001:4860:0:2001::68")},
1409 }
1410
1411 derBytes, err := CreateCertificateRequest(random, &template, test.priv)
1412 if err != nil {
1413 t.Errorf("%s: failed to create certificate request: %s", test.name, err)
1414 continue
1415 }
1416
1417 out, err := ParseCertificateRequest(derBytes)
1418 if err != nil {
1419 t.Errorf("%s: failed to create certificate request: %s", test.name, err)
1420 continue
1421 }
1422
1423 err = out.CheckSignature()
1424 if err != nil {
1425 t.Errorf("%s: failed to check certificate request signature: %s", test.name, err)
1426 continue
1427 }
1428
1429 if out.Subject.CommonName != template.Subject.CommonName {
1430 t.Errorf("%s: output subject common name and template subject common name don't match", test.name)
1431 } else if len(out.Subject.Organization) != len(template.Subject.Organization) {
1432 t.Errorf("%s: output subject organisation and template subject organisation don't match", test.name)
1433 } else if len(out.DNSNames) != len(template.DNSNames) {
1434 t.Errorf("%s: output DNS names and template DNS names don't match", test.name)
1435 } else if len(out.EmailAddresses) != len(template.EmailAddresses) {
1436 t.Errorf("%s: output email addresses and template email addresses don't match", test.name)
1437 } else if len(out.IPAddresses) != len(template.IPAddresses) {
1438 t.Errorf("%s: output IP addresses and template IP addresses names don't match", test.name)
1439 }
1440 }
1441 }
1442
1443 func marshalAndParseCSR(t *testing.T, template *CertificateRequest) *CertificateRequest {
1444 derBytes, err := CreateCertificateRequest(rand.Reader, template, testPrivateKey)
1445 if err != nil {
1446 t.Fatal(err)
1447 }
1448
1449 csr, err := ParseCertificateRequest(derBytes)
1450 if err != nil {
1451 t.Fatal(err)
1452 }
1453
1454 return csr
1455 }
1456
1457 func TestCertificateRequestOverrides(t *testing.T) {
1458 sanContents, err := marshalSANs([]string{"foo.example.com"}, nil, nil, nil)
1459 if err != nil {
1460 t.Fatal(err)
1461 }
1462
1463 template := CertificateRequest{
1464 Subject: pkix.Name{
1465 CommonName: "test.example.com",
1466 Organization: []string{"Σ Acme Co"},
1467 },
1468 DNSNames: []string{"test.example.com"},
1469
1470
1471
1472 ExtraExtensions: []pkix.Extension{
1473 {
1474 Id: oidExtensionSubjectAltName,
1475 Value: sanContents,
1476 Critical: true,
1477 },
1478 },
1479 }
1480
1481 csr := marshalAndParseCSR(t, &template)
1482
1483 if len(csr.DNSNames) != 1 || csr.DNSNames[0] != "foo.example.com" {
1484 t.Errorf("Extension did not override template. Got %v\n", csr.DNSNames)
1485 }
1486
1487 if len(csr.Extensions) != 1 || !csr.Extensions[0].Id.Equal(oidExtensionSubjectAltName) || !csr.Extensions[0].Critical {
1488 t.Errorf("SAN extension was not faithfully copied, got %#v", csr.Extensions)
1489 }
1490
1491
1492
1493
1494
1495 template.Attributes = []pkix.AttributeTypeAndValueSET{
1496 {
1497 Type: oidExtensionRequest,
1498 Value: [][]pkix.AttributeTypeAndValue{
1499 {
1500 {
1501 Type: oidExtensionAuthorityInfoAccess,
1502 Value: []byte("foo"),
1503 },
1504 },
1505 },
1506 },
1507 }
1508
1509 csr = marshalAndParseCSR(t, &template)
1510 if l := len(csr.Attributes); l != 1 {
1511 t.Errorf("incorrect number of attributes: %d\n", l)
1512 }
1513
1514 if !csr.Attributes[0].Type.Equal(oidExtensionRequest) ||
1515 len(csr.Attributes[0].Value) != 1 ||
1516 len(csr.Attributes[0].Value[0]) != 2 {
1517 t.Errorf("bad attributes: %#v\n", csr.Attributes)
1518 }
1519
1520 sanContents2, err := marshalSANs([]string{"foo2.example.com"}, nil, nil, nil)
1521 if err != nil {
1522 t.Fatal(err)
1523 }
1524
1525
1526 template.Attributes[0].Value[0] = append(template.Attributes[0].Value[0], pkix.AttributeTypeAndValue{
1527 Type: oidExtensionSubjectAltName,
1528 Value: sanContents2,
1529 })
1530
1531 csr = marshalAndParseCSR(t, &template)
1532
1533 if len(csr.DNSNames) != 1 || csr.DNSNames[0] != "foo2.example.com" {
1534 t.Errorf("Attributes did not override ExtraExtensions. Got %v\n", csr.DNSNames)
1535 }
1536 }
1537
1538 func TestParseCertificateRequest(t *testing.T) {
1539 for _, csrBase64 := range csrBase64Array {
1540 csrBytes := fromBase64(csrBase64)
1541 csr, err := ParseCertificateRequest(csrBytes)
1542 if err != nil {
1543 t.Fatalf("failed to parse CSR: %s", err)
1544 }
1545
1546 if len(csr.EmailAddresses) != 1 || csr.EmailAddresses[0] != "gopher@golang.org" {
1547 t.Errorf("incorrect email addresses found: %v", csr.EmailAddresses)
1548 }
1549
1550 if len(csr.DNSNames) != 1 || csr.DNSNames[0] != "test.example.com" {
1551 t.Errorf("incorrect DNS names found: %v", csr.DNSNames)
1552 }
1553
1554 if len(csr.Subject.Country) != 1 || csr.Subject.Country[0] != "AU" {
1555 t.Errorf("incorrect Subject name: %v", csr.Subject)
1556 }
1557
1558 found := false
1559 for _, e := range csr.Extensions {
1560 if e.Id.Equal(oidExtensionBasicConstraints) {
1561 found = true
1562 break
1563 }
1564 }
1565 if !found {
1566 t.Errorf("basic constraints extension not found in CSR")
1567 }
1568 }
1569 }
1570
1571 func TestCriticalFlagInCSRRequestedExtensions(t *testing.T) {
1572
1573
1574 const csrBase64 = "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"
1575
1576 csrBytes := fromBase64(csrBase64)
1577 csr, err := ParseCertificateRequest(csrBytes)
1578 if err != nil {
1579 t.Fatalf("failed to parse CSR: %s", err)
1580 }
1581
1582 expected := []struct {
1583 Id asn1.ObjectIdentifier
1584 Value []byte
1585 }{
1586 {oidExtensionBasicConstraints, fromBase64("MAYBAf8CAQA=")},
1587 {oidExtensionKeyUsage, fromBase64("AwIChA==")},
1588 }
1589
1590 if n := len(csr.Extensions); n != len(expected) {
1591 t.Fatalf("expected to find %d extensions but found %d", len(expected), n)
1592 }
1593
1594 for i, extension := range csr.Extensions {
1595 if !extension.Id.Equal(expected[i].Id) {
1596 t.Fatalf("extension #%d has unexpected type %v (expected %v)", i, extension.Id, expected[i].Id)
1597 }
1598
1599 if !bytes.Equal(extension.Value, expected[i].Value) {
1600 t.Fatalf("extension #%d has unexpected contents %x (expected %x)", i, extension.Value, expected[i].Value)
1601 }
1602 }
1603 }
1604
1605
1606
1607 func serialiseAndParse(t *testing.T, template *Certificate) *Certificate {
1608 derBytes, err := CreateCertificate(rand.Reader, template, template, &testPrivateKey.PublicKey, testPrivateKey)
1609 if err != nil {
1610 t.Fatalf("failed to create certificate: %s", err)
1611 return nil
1612 }
1613
1614 cert, err := ParseCertificate(derBytes)
1615 if err != nil {
1616 t.Fatalf("failed to parse certificate: %s", err)
1617 return nil
1618 }
1619
1620 return cert
1621 }
1622
1623 func TestMaxPathLenNotCA(t *testing.T) {
1624 template := &Certificate{
1625 SerialNumber: big.NewInt(1),
1626 Subject: pkix.Name{
1627 CommonName: "Σ Acme Co",
1628 },
1629 NotBefore: time.Unix(1000, 0),
1630 NotAfter: time.Unix(100000, 0),
1631
1632 BasicConstraintsValid: true,
1633 IsCA: false,
1634 }
1635 if m := serialiseAndParse(t, template).MaxPathLen; m != -1 {
1636 t.Errorf("MaxPathLen should be -1 when IsCa is false, got %d", m)
1637 }
1638
1639 template.MaxPathLen = -1
1640 if m := serialiseAndParse(t, template).MaxPathLen; m != -1 {
1641 t.Errorf("MaxPathLen should be -1 when IsCa is false and MaxPathLen set to -1, got %d", m)
1642 }
1643
1644 template.MaxPathLen = 5
1645 if _, err := CreateCertificate(rand.Reader, template, template, &testPrivateKey.PublicKey, testPrivateKey); err == nil {
1646 t.Error("specifying a MaxPathLen when IsCA is false should fail")
1647 }
1648
1649 template.MaxPathLen = 0
1650 template.MaxPathLenZero = true
1651 if _, err := CreateCertificate(rand.Reader, template, template, &testPrivateKey.PublicKey, testPrivateKey); err == nil {
1652 t.Error("setting MaxPathLenZero when IsCA is false should fail")
1653 }
1654
1655 template.BasicConstraintsValid = false
1656 if m := serialiseAndParse(t, template).MaxPathLen; m != 0 {
1657 t.Errorf("Bad MaxPathLen should be ignored if BasicConstraintsValid is false, got %d", m)
1658 }
1659 }
1660
1661 func TestMaxPathLen(t *testing.T) {
1662 template := &Certificate{
1663 SerialNumber: big.NewInt(1),
1664 Subject: pkix.Name{
1665 CommonName: "Σ Acme Co",
1666 },
1667 NotBefore: time.Unix(1000, 0),
1668 NotAfter: time.Unix(100000, 0),
1669
1670 BasicConstraintsValid: true,
1671 IsCA: true,
1672 }
1673
1674 cert1 := serialiseAndParse(t, template)
1675 if m := cert1.MaxPathLen; m != -1 {
1676 t.Errorf("Omitting MaxPathLen didn't turn into -1, got %d", m)
1677 }
1678 if cert1.MaxPathLenZero {
1679 t.Errorf("Omitting MaxPathLen resulted in MaxPathLenZero")
1680 }
1681
1682 template.MaxPathLen = 1
1683 cert2 := serialiseAndParse(t, template)
1684 if m := cert2.MaxPathLen; m != 1 {
1685 t.Errorf("Setting MaxPathLen didn't work. Got %d but set 1", m)
1686 }
1687 if cert2.MaxPathLenZero {
1688 t.Errorf("Setting MaxPathLen resulted in MaxPathLenZero")
1689 }
1690
1691 template.MaxPathLen = 0
1692 template.MaxPathLenZero = true
1693 cert3 := serialiseAndParse(t, template)
1694 if m := cert3.MaxPathLen; m != 0 {
1695 t.Errorf("Setting MaxPathLenZero didn't work, got %d", m)
1696 }
1697 if !cert3.MaxPathLenZero {
1698 t.Errorf("Setting MaxPathLen to zero didn't result in MaxPathLenZero")
1699 }
1700 }
1701
1702 func TestNoAuthorityKeyIdInSelfSignedCert(t *testing.T) {
1703 template := &Certificate{
1704 SerialNumber: big.NewInt(1),
1705 Subject: pkix.Name{
1706 CommonName: "Σ Acme Co",
1707 },
1708 NotBefore: time.Unix(1000, 0),
1709 NotAfter: time.Unix(100000, 0),
1710
1711 BasicConstraintsValid: true,
1712 IsCA: true,
1713 SubjectKeyId: []byte{1, 2, 3, 4},
1714 }
1715
1716 if cert := serialiseAndParse(t, template); len(cert.AuthorityKeyId) != 0 {
1717 t.Fatalf("self-signed certificate contained default authority key id")
1718 }
1719
1720 template.AuthorityKeyId = []byte{1, 2, 3, 4}
1721 if cert := serialiseAndParse(t, template); len(cert.AuthorityKeyId) == 0 {
1722 t.Fatalf("self-signed certificate erased explicit authority key id")
1723 }
1724 }
1725
1726 func TestNoSubjectKeyIdInCert(t *testing.T) {
1727 template := &Certificate{
1728 SerialNumber: big.NewInt(1),
1729 Subject: pkix.Name{
1730 CommonName: "Σ Acme Co",
1731 },
1732 NotBefore: time.Unix(1000, 0),
1733 NotAfter: time.Unix(100000, 0),
1734
1735 BasicConstraintsValid: true,
1736 IsCA: true,
1737 }
1738 if cert := serialiseAndParse(t, template); len(cert.SubjectKeyId) == 0 {
1739 t.Fatalf("self-signed certificate did not generate subject key id using the public key")
1740 }
1741
1742 template.IsCA = false
1743 if cert := serialiseAndParse(t, template); len(cert.SubjectKeyId) != 0 {
1744 t.Fatalf("self-signed certificate generated subject key id when it isn't a CA")
1745 }
1746
1747 template.SubjectKeyId = []byte{1, 2, 3, 4}
1748 if cert := serialiseAndParse(t, template); len(cert.SubjectKeyId) == 0 {
1749 t.Fatalf("self-signed certificate erased explicit subject key id")
1750 }
1751 }
1752
1753 func TestASN1BitLength(t *testing.T) {
1754 tests := []struct {
1755 bytes []byte
1756 bitLen int
1757 }{
1758 {nil, 0},
1759 {[]byte{0x00}, 0},
1760 {[]byte{0x00, 0x00}, 0},
1761 {[]byte{0xf0}, 4},
1762 {[]byte{0x88}, 5},
1763 {[]byte{0xff}, 8},
1764 {[]byte{0xff, 0x80}, 9},
1765 {[]byte{0xff, 0x81}, 16},
1766 }
1767
1768 for i, test := range tests {
1769 if got := asn1BitLength(test.bytes); got != test.bitLen {
1770 t.Errorf("#%d: calculated bit-length of %d for %x, wanted %d", i, got, test.bytes, test.bitLen)
1771 }
1772 }
1773 }
1774
1775 func TestVerifyEmptyCertificate(t *testing.T) {
1776 if _, err := new(Certificate).Verify(VerifyOptions{}); err != errNotParsed {
1777 t.Errorf("Verifying empty certificate resulted in unexpected error: %q (wanted %q)", err, errNotParsed)
1778 }
1779 }
1780
1781 func TestInsecureAlgorithmErrorString(t *testing.T) {
1782 tests := []struct {
1783 sa SignatureAlgorithm
1784 want string
1785 }{
1786 {MD2WithRSA, "x509: cannot verify signature: insecure algorithm MD2-RSA"},
1787 {-1, "x509: cannot verify signature: insecure algorithm -1"},
1788 {0, "x509: cannot verify signature: insecure algorithm 0"},
1789 {9999, "x509: cannot verify signature: insecure algorithm 9999"},
1790 }
1791 for i, tt := range tests {
1792 if got := fmt.Sprint(InsecureAlgorithmError(tt.sa)); got != tt.want {
1793 t.Errorf("%d. mismatch.\n got: %s\nwant: %s\n", i, got, tt.want)
1794 }
1795 }
1796 }
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809 var csrBase64Array = [...]string{
1810
1811 "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",
1812
1813 "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",
1814 }
1815
1816 var md5cert = `
1817 -----BEGIN CERTIFICATE-----
1818 MIIB4TCCAUoCCQCfmw3vMgPS5TANBgkqhkiG9w0BAQQFADA1MQswCQYDVQQGEwJB
1819 VTETMBEGA1UECBMKU29tZS1TdGF0ZTERMA8GA1UEChMITUQ1IEluYy4wHhcNMTUx
1820 MjAzMTkyOTMyWhcNMjkwODEyMTkyOTMyWjA1MQswCQYDVQQGEwJBVTETMBEGA1UE
1821 CBMKU29tZS1TdGF0ZTERMA8GA1UEChMITUQ1IEluYy4wgZ8wDQYJKoZIhvcNAQEB
1822 BQADgY0AMIGJAoGBANrq2nhLQj5mlXbpVX3QUPhfEm/vdEqPkoWtR/jRZIWm4WGf
1823 Wpq/LKHJx2Pqwn+t117syN8l4U5unyAi1BJSXjBwPZNd7dXjcuJ+bRLV7FZ/iuvs
1824 cfYyQQFTxan4TaJMd0x1HoNDbNbjHa02IyjjYE/r3mb/PIg+J2t5AZEh80lPAgMB
1825 AAEwDQYJKoZIhvcNAQEEBQADgYEAjGzp3K3ey/YfKHohf33yHHWd695HQxDAP+wY
1826 cs9/TAyLR+gJzJP7d18EcDDLJWVi7bhfa4EAD86di05azOh9kWSn4b3o9QYRGCSw
1827 GNnI3Zk0cwNKA49hZntKKiy22DhRk7JAHF01d6Bu3KkHkmENrtJ+zj/+159WAnUa
1828 qViorq4=
1829 -----END CERTIFICATE-----
1830 `
1831
1832 func TestMD5(t *testing.T) {
1833 pemBlock, _ := pem.Decode([]byte(md5cert))
1834 cert, err := ParseCertificate(pemBlock.Bytes)
1835 if err != nil {
1836 t.Fatalf("failed to parse certificate: %s", err)
1837 }
1838 if sa := cert.SignatureAlgorithm; sa != MD5WithRSA {
1839 t.Errorf("signature algorithm is %v, want %v", sa, MD5WithRSA)
1840 }
1841 if err = cert.CheckSignatureFrom(cert); err == nil {
1842 t.Fatalf("certificate verification succeeded incorrectly")
1843 }
1844 if _, ok := err.(InsecureAlgorithmError); !ok {
1845 t.Fatalf("certificate verification returned %v (%T), wanted InsecureAlgorithmError", err, err)
1846 }
1847 }
1848
1849
1850
1851 const certMissingRSANULL = `
1852 -----BEGIN CERTIFICATE-----
1853 MIIB7TCCAVigAwIBAgIBADALBgkqhkiG9w0BAQUwJjEQMA4GA1UEChMHQWNtZSBD
1854 bzESMBAGA1UEAxMJMTI3LjAuMC4xMB4XDTExMTIwODA3NTUxMloXDTEyMTIwNzA4
1855 MDAxMlowJjEQMA4GA1UEChMHQWNtZSBDbzESMBAGA1UEAxMJMTI3LjAuMC4xMIGc
1856 MAsGCSqGSIb3DQEBAQOBjAAwgYgCgYBO0Hsx44Jk2VnAwoekXh6LczPHY1PfZpIG
1857 hPZk1Y/kNqcdK+izIDZFI7Xjla7t4PUgnI2V339aEu+H5Fto5OkOdOwEin/ekyfE
1858 ARl6vfLcPRSr0FTKIQzQTW6HLlzF0rtNS0/Otiz3fojsfNcCkXSmHgwa2uNKWi7e
1859 E5xMQIhZkwIDAQABozIwMDAOBgNVHQ8BAf8EBAMCAKAwDQYDVR0OBAYEBAECAwQw
1860 DwYDVR0jBAgwBoAEAQIDBDALBgkqhkiG9w0BAQUDgYEANh+zegx1yW43RmEr1b3A
1861 p0vMRpqBWHyFeSnIyMZn3TJWRSt1tukkqVCavh9a+hoV2cxVlXIWg7nCto/9iIw4
1862 hB2rXZIxE0/9gzvGnfERYraL7KtnvshksBFQRlgXa5kc0x38BvEO5ZaoDPl4ILdE
1863 GFGNEH5PlGffo05wc46QkYU=
1864 -----END CERTIFICATE-----`
1865
1866 func TestRSAMissingNULLParameters(t *testing.T) {
1867 block, _ := pem.Decode([]byte(certMissingRSANULL))
1868 if _, err := ParseCertificate(block.Bytes); err == nil {
1869 t.Error("unexpected success when parsing certificate with missing RSA NULL parameter")
1870 } else if !strings.Contains(err.Error(), "missing NULL") {
1871 t.Errorf("unrecognised error when parsing certificate with missing RSA NULL parameter: %s", err)
1872 }
1873 }
1874
1875 const certISOOID = `
1876 -----BEGIN CERTIFICATE-----
1877 MIIB5TCCAVKgAwIBAgIQtwyL3RPWV7dJQp34HwZG9DAJBgUrDgMCHQUAMBExDzAN
1878 BgNVBAMTBm15dGVzdDAeFw0xNjA4MDkyMjExMDVaFw0zOTEyMzEyMzU5NTlaMBEx
1879 DzANBgNVBAMTBm15dGVzdDCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEArzIH
1880 GsyDB3ohIGkkvijF2PTRUX1bvOtY1eUUpjwHyu0twpAKSuaQv2Ha+/63+aHe8O86
1881 BT+98wjXFX6RFSagtAujo80rIF2dSm33BGt18pDN8v6zp93dnAm0jRaSQrHJ75xw
1882 5O+S1oEYR1LtUoFJy6qB104j6aINBAgOiLIKiMkCAwEAAaNGMEQwQgYDVR0BBDsw
1883 OYAQVuYVQ/WDjdGSkZRlTtJDNKETMBExDzANBgNVBAMTBm15dGVzdIIQtwyL3RPW
1884 V7dJQp34HwZG9DAJBgUrDgMCHQUAA4GBABngrSkH7vG5lY4sa4AZF59lAAXqBVJE
1885 J4TBiKC62hCdZv18rBleP6ETfhbPg7pTs8p4ebQbpmtNxRS9Lw3MzQ8Ya5Ybwzj2
1886 NwBSyCtCQl7mrEg4nJqJl4A2EUhnET/oVxU0oTV/SZ3ziGXcY1oG1s6vidV7TZTu
1887 MCRtdSdaM7g3
1888 -----END CERTIFICATE-----`
1889
1890 func TestISOOIDInCertificate(t *testing.T) {
1891 block, _ := pem.Decode([]byte(certISOOID))
1892 if cert, err := ParseCertificate(block.Bytes); err != nil {
1893 t.Errorf("certificate with ISO OID failed to parse: %s", err)
1894 } else if cert.SignatureAlgorithm == UnknownSignatureAlgorithm {
1895 t.Errorf("ISO OID not recognised in certificate")
1896 }
1897 }
1898
1899
1900
1901
1902 const certMultipleRDN = `
1903 -----BEGIN CERTIFICATE-----
1904 MIIFRzCCBC+gAwIBAgIEOl59NTANBgkqhkiG9w0BAQUFADA9MQswCQYDVQQGEwJz
1905 aTEbMBkGA1UEChMSc3RhdGUtaW5zdGl0dXRpb25zMREwDwYDVQQLEwhzaWdvdi1j
1906 YTAeFw0xMjExMTYxMDUyNTdaFw0xNzExMTYxMjQ5MDVaMIGLMQswCQYDVQQGEwJz
1907 aTEbMBkGA1UEChMSc3RhdGUtaW5zdGl0dXRpb25zMRkwFwYDVQQLExB3ZWItY2Vy
1908 dGlmaWNhdGVzMRAwDgYDVQQLEwdTZXJ2ZXJzMTIwFAYDVQQFEw0xMjM2NDg0MDEw
1909 MDEwMBoGA1UEAxMTZXBvcnRhbC5tc3MuZWR1cy5zaTCCASIwDQYJKoZIhvcNAQEB
1910 BQADggEPADCCAQoCggEBAMrNkZH9MPuBTjMGNk3sJX8V+CkFx/4ru7RTlLS6dlYM
1911 098dtSfJ3s2w0p/1NB9UmR8j0yS0Kg6yoZ3ShsSO4DWBtcQD8820a6BYwqxxQTNf
1912 HSRZOc+N/4TQrvmK6t4k9Aw+YEYTMrWOU4UTeyhDeCcUsBdh7HjfWsVaqNky+2sv
1913 oic3zP5gF+2QfPkvOoHT3FLR8olNhViIE6Kk3eFIEs4dkq/ZzlYdLb8pHQoj/sGI
1914 zFmA5AFvm1HURqOmJriFjBwaCtn8AVEYOtQrnUCzJYu1ex8azyS2ZgYMX0u8A5Z/
1915 y2aMS/B2W+H79WcgLpK28vPwe7vam0oFrVytAd+u65ECAwEAAaOCAf4wggH6MA4G
1916 A1UdDwEB/wQEAwIFoDBABgNVHSAEOTA3MDUGCisGAQQBr1kBAwMwJzAlBggrBgEF
1917 BQcCARYZaHR0cDovL3d3dy5jYS5nb3Yuc2kvY3BzLzAfBgNVHREEGDAWgRRwb2Rw
1918 b3JhLm1pemtzQGdvdi5zaTCB8QYDVR0fBIHpMIHmMFWgU6BRpE8wTTELMAkGA1UE
1919 BhMCc2kxGzAZBgNVBAoTEnN0YXRlLWluc3RpdHV0aW9uczERMA8GA1UECxMIc2ln
1920 b3YtY2ExDjAMBgNVBAMTBUNSTDM5MIGMoIGJoIGGhldsZGFwOi8veDUwMC5nb3Yu
1921 c2kvb3U9c2lnb3YtY2Esbz1zdGF0ZS1pbnN0aXR1dGlvbnMsYz1zaT9jZXJ0aWZp
1922 Y2F0ZVJldm9jYXRpb25MaXN0P2Jhc2WGK2h0dHA6Ly93d3cuc2lnb3YtY2EuZ292
1923 LnNpL2NybC9zaWdvdi1jYS5jcmwwKwYDVR0QBCQwIoAPMjAxMjExMTYxMDUyNTda
1924 gQ8yMDE3MTExNjEyNDkwNVowHwYDVR0jBBgwFoAUHvjUU2uzgwbpBAZXAvmlv8ZY
1925 PHIwHQYDVR0OBBYEFGI1Duuu+wTGDZka/xHNbwcbM69ZMAkGA1UdEwQCMAAwGQYJ
1926 KoZIhvZ9B0EABAwwChsEVjcuMQMCA6gwDQYJKoZIhvcNAQEFBQADggEBAHny0K1y
1927 BQznrzDu3DDpBcGYguKU0dvU9rqsV1ua4nxkriSMWjgsX6XJFDdDW60I3P4VWab5
1928 ag5fZzbGqi8kva/CzGgZh+CES0aWCPy+4Gb8lwOTt+854/laaJvd6kgKTER7z7U9
1929 9C86Ch2y4sXNwwwPJ1A9dmrZJZOcJjS/WYZgwaafY2Hdxub5jqPE5nehwYUPVu9R
1930 uH6/skk4OEKcfOtN0hCnISOVuKYyS4ANARWRG5VGHIH06z3lGUVARFRJ61gtAprd
1931 La+fgSS+LVZ+kU2TkeoWAKvGq8MAgDq4D4Xqwekg7WKFeuyusi/NI5rm40XgjBMF
1932 DF72IUofoVt7wo0=
1933 -----END CERTIFICATE-----`
1934
1935 func TestMultipleRDN(t *testing.T) {
1936 block, _ := pem.Decode([]byte(certMultipleRDN))
1937 cert, err := ParseCertificate(block.Bytes)
1938 if err != nil {
1939 t.Fatalf("certificate with two elements in an RDN failed to parse: %v", err)
1940 }
1941
1942 if want := "eportal.mss.edus.si"; cert.Subject.CommonName != want {
1943 t.Errorf("got common name of %q, but want %q", cert.Subject.CommonName, want)
1944 }
1945
1946 if want := "1236484010010"; cert.Subject.SerialNumber != want {
1947 t.Errorf("got serial number of %q, but want %q", cert.Subject.SerialNumber, want)
1948 }
1949 }
1950
1951 func TestSystemCertPool(t *testing.T) {
1952 if runtime.GOOS == "windows" {
1953 t.Skip("not implemented on Windows; Issue 16736, 18609")
1954 }
1955 a, err := SystemCertPool()
1956 if err != nil {
1957 t.Fatal(err)
1958 }
1959 b, err := SystemCertPool()
1960 if err != nil {
1961 t.Fatal(err)
1962 }
1963 if !certPoolEqual(a, b) {
1964 t.Fatal("two calls to SystemCertPool had different results")
1965 }
1966 if ok := b.AppendCertsFromPEM([]byte(`
1967 -----BEGIN CERTIFICATE-----
1968 MIIDBjCCAe6gAwIBAgIRANXM5I3gjuqDfTp/PYrs+u8wDQYJKoZIhvcNAQELBQAw
1969 EjEQMA4GA1UEChMHQWNtZSBDbzAeFw0xODAzMjcxOTU2MjFaFw0xOTAzMjcxOTU2
1970 MjFaMBIxEDAOBgNVBAoTB0FjbWUgQ28wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw
1971 ggEKAoIBAQDK+9m3rjsO2Djes6bIYQZ3eV29JF09ZrjOrEHLtaKrD6/acsoSoTsf
1972 cQr+rzzztdB5ijWXCS64zo/0OiqBeZUNZ67jVdToa9qW5UYe2H0Y+ZNdfA5GYMFD
1973 yk/l3/uBu3suTZPfXiW2TjEi27Q8ruNUIZ54DpTcs6y2rBRFzadPWwn/VQMlvRXM
1974 jrzl8Y08dgnYmaAHprxVzwMXcQ/Brol+v9GvjaH1DooHqkn8O178wsPQNhdtvN01
1975 IXL46cYdcUwWrE/GX5u+9DaSi+0KWxAPQ+NVD5qUI0CKl4714yGGh7feXMjJdHgl
1976 VG4QJZlJvC4FsURgCHJT6uHGIelnSwhbAgMBAAGjVzBVMA4GA1UdDwEB/wQEAwIF
1977 oDATBgNVHSUEDDAKBggrBgEFBQcDATAMBgNVHRMBAf8EAjAAMCAGA1UdEQQZMBeC
1978 FVRlc3RTeXN0ZW1DZXJ0UG9vbC5nbzANBgkqhkiG9w0BAQsFAAOCAQEAwuSRx/VR
1979 BKh2ICxZjL6jBwk/7UlU1XKbhQD96RqkidDNGEc6eLZ90Z5XXTurEsXqdm5jQYPs
1980 1cdcSW+fOSMl7MfW9e5tM66FaIPZl9rKZ1r7GkOfgn93xdLAWe8XHd19xRfDreub
1981 YC8DVqgLASOEYFupVSl76ktPfxkU5KCvmUf3P2PrRybk1qLGFytGxfyice2gHSNI
1982 gify3K/+H/7wCkyFW4xYvzl7WW4mXxoqPRPjQt1J423DhnnQ4G1P8V/vhUpXNXOq
1983 N9IEPnWuihC09cyx/WMQIUlWnaQLHdfpPS04Iez3yy2PdfXJzwfPrja7rNE+skK6
1984 pa/O1nF0AfWOpw==
1985 -----END CERTIFICATE-----
1986 `)); !ok {
1987 t.Fatal("AppendCertsFromPEM failed")
1988 }
1989 if reflect.DeepEqual(a, b) {
1990 t.Fatal("changing one pool modified the other")
1991 }
1992 }
1993
1994 const emptyNameConstraintsPEM = `
1995 -----BEGIN CERTIFICATE-----
1996 MIIC1jCCAb6gAwIBAgICEjQwDQYJKoZIhvcNAQELBQAwKDEmMCQGA1UEAxMdRW1w
1997 dHkgbmFtZSBjb25zdHJhaW50cyBpc3N1ZXIwHhcNMTMwMjAxMDAwMDAwWhcNMjAw
1998 NTMwMTA0ODM4WjAhMR8wHQYDVQQDExZFbXB0eSBuYW1lIGNvbnN0cmFpbnRzMIIB
1999 IjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwriElUIt3LCqmJObs+yDoWPD
2000 F5IqgWk6moIobYjPfextZiYU6I3EfvAwoNxPDkN2WowcocUZMJbEeEq5ebBksFnx
2001 f12gBxlIViIYwZAzu7aFvhDMyPKQI3C8CG0ZSC9ABZ1E3umdA3CEueNOmP/TChNq
2002 Cl23+BG1Qb/PJkpAO+GfpWSVhTcV53Mf/cKvFHcjGNrxzdSoq9fyW7a6gfcGEQY0
2003 LVkmwFWUfJ0wT8kaeLr0E0tozkIfo01KNWNzv6NcYP80QOBRDlApWu9ODmEVJHPD
2004 blx4jzTQ3JLa+4DvBNOjVUOp+mgRmjiW0rLdrxwOxIqIOwNjweMCp/hgxX/hTQID
2005 AQABoxEwDzANBgNVHR4EBjAEoAChADANBgkqhkiG9w0BAQsFAAOCAQEAWG+/zUMH
2006 QhP8uNCtgSHyim/vh7wminwAvWgMKxlkLBFns6nZeQqsOV1lABY7U0Zuoqa1Z5nb
2007 6L+iJa4ElREJOi/erLc9uLwBdDCAR0hUTKD7a6i4ooS39DTle87cUnj0MW1CUa6H
2008 v5SsvpYW+1XleYJk/axQOOTcy4Es53dvnZsjXH0EA/QHnn7UV+JmlE3rtVxcYp6M
2009 LYPmRhTioROA/drghicRkiu9hxdPyxkYS16M5g3Zj30jdm+k/6C6PeNtN9YmOOga
2010 nCOSyFYfGhqOANYzpmuV+oIedAsPpIbfIzN8njYUs1zio+1IoI4o8ddM9sCbtPU8
2011 o+WoY6IsCKXV/g==
2012 -----END CERTIFICATE-----`
2013
2014 func TestEmptyNameConstraints(t *testing.T) {
2015 block, _ := pem.Decode([]byte(emptyNameConstraintsPEM))
2016 _, err := ParseCertificate(block.Bytes)
2017 if err == nil {
2018 t.Fatal("unexpected success")
2019 }
2020
2021 const expected = "empty name constraints"
2022 if str := err.Error(); !strings.Contains(str, expected) {
2023 t.Errorf("expected %q in error but got %q", expected, str)
2024 }
2025 }
2026
2027 func TestPKIXNameString(t *testing.T) {
2028 der, err := base64.StdEncoding.DecodeString(certBytes)
2029 if err != nil {
2030 t.Fatal(err)
2031 }
2032 certs, err := ParseCertificates(der)
2033 if err != nil {
2034 t.Fatal(err)
2035 }
2036
2037
2038 rdns := pkix.Name{
2039 Locality: []string{"Gophertown"},
2040 ExtraNames: []pkix.AttributeTypeAndValue{
2041 {Type: asn1.ObjectIdentifier([]int{1, 2, 3, 4, 5}), Value: "golang.org"}},
2042 }.ToRDNSequence()
2043 nn := pkix.Name{}
2044 nn.FillFromRDNSequence(&rdns)
2045
2046
2047 extra := []pkix.AttributeTypeAndValue{
2048 {Type: asn1.ObjectIdentifier([]int{1, 2, 3, 4, 5}), Value: "backing array"}}
2049 extraNotNil := pkix.Name{
2050 Locality: []string{"Gophertown"},
2051 ExtraNames: extra[:0],
2052 Names: []pkix.AttributeTypeAndValue{
2053 {Type: asn1.ObjectIdentifier([]int{1, 2, 3, 4, 5}), Value: "golang.org"}},
2054 }
2055
2056 tests := []struct {
2057 dn pkix.Name
2058 want string
2059 }{
2060 {nn, "L=Gophertown,1.2.3.4.5=#130a676f6c616e672e6f7267"},
2061 {extraNotNil, "L=Gophertown"},
2062 {pkix.Name{
2063 CommonName: "Steve Kille",
2064 Organization: []string{"Isode Limited"},
2065 OrganizationalUnit: []string{"RFCs"},
2066 Locality: []string{"Richmond"},
2067 Province: []string{"Surrey"},
2068 StreetAddress: []string{"The Square"},
2069 PostalCode: []string{"TW9 1DT"},
2070 SerialNumber: "RFC 2253",
2071 Country: []string{"GB"},
2072 }, "SERIALNUMBER=RFC 2253,CN=Steve Kille,OU=RFCs,O=Isode Limited,POSTALCODE=TW9 1DT,STREET=The Square,L=Richmond,ST=Surrey,C=GB"},
2073 {certs[0].Subject,
2074 "CN=mail.google.com,O=Google LLC,L=Mountain View,ST=California,C=US"},
2075 {pkix.Name{
2076 Organization: []string{"#Google, Inc. \n-> 'Alphabet\" "},
2077 Country: []string{"US"},
2078 }, "O=\\#Google\\, Inc. \n-\\> 'Alphabet\\\"\\ ,C=US"},
2079 {pkix.Name{
2080 CommonName: "foo.com",
2081 Organization: []string{"Gopher Industries"},
2082 ExtraNames: []pkix.AttributeTypeAndValue{
2083 {Type: asn1.ObjectIdentifier([]int{2, 5, 4, 3}), Value: "bar.com"}},
2084 }, "CN=bar.com,O=Gopher Industries"},
2085 {pkix.Name{
2086 Locality: []string{"Gophertown"},
2087 ExtraNames: []pkix.AttributeTypeAndValue{
2088 {Type: asn1.ObjectIdentifier([]int{1, 2, 3, 4, 5}), Value: "golang.org"}},
2089 }, "1.2.3.4.5=#130a676f6c616e672e6f7267,L=Gophertown"},
2090
2091 {pkix.Name{
2092 Locality: []string{"Gophertown"},
2093 Names: []pkix.AttributeTypeAndValue{
2094 {Type: asn1.ObjectIdentifier([]int{1, 2, 3, 4, 5}), Value: "golang.org"}},
2095 }, "L=Gophertown,1.2.3.4.5=#130a676f6c616e672e6f7267"},
2096
2097 {pkix.Name{
2098 Locality: []string{"Gophertown"},
2099 ExtraNames: []pkix.AttributeTypeAndValue{
2100 {Type: asn1.ObjectIdentifier([]int{1, 2, 3, 4, 5}), Value: "golang.org"}},
2101 Names: []pkix.AttributeTypeAndValue{
2102 {Type: asn1.ObjectIdentifier([]int{1, 2, 3, 4, 6}), Value: "example.com"}},
2103 }, "1.2.3.4.5=#130a676f6c616e672e6f7267,L=Gophertown"},
2104 }
2105
2106 for i, test := range tests {
2107 if got := test.dn.String(); got != test.want {
2108 t.Errorf("#%d: String() = \n%s\n, want \n%s", i, got, test.want)
2109 }
2110 }
2111
2112 if extra[0].Value != "backing array" {
2113 t.Errorf("the backing array of an empty ExtraNames got modified by String")
2114 }
2115 }
2116
2117 func TestRDNSequenceString(t *testing.T) {
2118
2119
2120
2121 var (
2122 oidCountry = []int{2, 5, 4, 6}
2123 oidOrganization = []int{2, 5, 4, 10}
2124 oidOrganizationalUnit = []int{2, 5, 4, 11}
2125 oidCommonName = []int{2, 5, 4, 3}
2126 )
2127
2128 tests := []struct {
2129 seq pkix.RDNSequence
2130 want string
2131 }{
2132 {
2133 seq: pkix.RDNSequence{
2134 pkix.RelativeDistinguishedNameSET{
2135 pkix.AttributeTypeAndValue{Type: oidCountry, Value: "US"},
2136 },
2137 pkix.RelativeDistinguishedNameSET{
2138 pkix.AttributeTypeAndValue{Type: oidOrganization, Value: "Widget Inc."},
2139 },
2140 pkix.RelativeDistinguishedNameSET{
2141 pkix.AttributeTypeAndValue{Type: oidOrganizationalUnit, Value: "Sales"},
2142 pkix.AttributeTypeAndValue{Type: oidCommonName, Value: "J. Smith"},
2143 },
2144 },
2145 want: "OU=Sales+CN=J. Smith,O=Widget Inc.,C=US",
2146 },
2147 }
2148
2149 for i, test := range tests {
2150 if got := test.seq.String(); got != test.want {
2151 t.Errorf("#%d: String() = \n%s\n, want \n%s", i, got, test.want)
2152 }
2153 }
2154 }
2155
2156 const criticalNameConstraintWithUnknownTypePEM = `
2157 -----BEGIN CERTIFICATE-----
2158 MIIC/TCCAeWgAwIBAgICEjQwDQYJKoZIhvcNAQELBQAwKDEmMCQGA1UEAxMdRW1w
2159 dHkgbmFtZSBjb25zdHJhaW50cyBpc3N1ZXIwHhcNMTMwMjAxMDAwMDAwWhcNMjAw
2160 NTMwMTA0ODM4WjAhMR8wHQYDVQQDExZFbXB0eSBuYW1lIGNvbnN0cmFpbnRzMIIB
2161 IjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwriElUIt3LCqmJObs+yDoWPD
2162 F5IqgWk6moIobYjPfextZiYU6I3EfvAwoNxPDkN2WowcocUZMJbEeEq5ebBksFnx
2163 f12gBxlIViIYwZAzu7aFvhDMyPKQI3C8CG0ZSC9ABZ1E3umdA3CEueNOmP/TChNq
2164 Cl23+BG1Qb/PJkpAO+GfpWSVhTcV53Mf/cKvFHcjGNrxzdSoq9fyW7a6gfcGEQY0
2165 LVkmwFWUfJ0wT8kaeLr0E0tozkIfo01KNWNzv6NcYP80QOBRDlApWu9ODmEVJHPD
2166 blx4jzTQ3JLa+4DvBNOjVUOp+mgRmjiW0rLdrxwOxIqIOwNjweMCp/hgxX/hTQID
2167 AQABozgwNjA0BgNVHR4BAf8EKjAooCQwIokgIACrzQAAAAAAAAAAAAAAAP////8A
2168 AAAAAAAAAAAAAAChADANBgkqhkiG9w0BAQsFAAOCAQEAWG+/zUMHQhP8uNCtgSHy
2169 im/vh7wminwAvWgMKxlkLBFns6nZeQqsOV1lABY7U0Zuoqa1Z5nb6L+iJa4ElREJ
2170 Oi/erLc9uLwBdDCAR0hUTKD7a6i4ooS39DTle87cUnj0MW1CUa6Hv5SsvpYW+1Xl
2171 eYJk/axQOOTcy4Es53dvnZsjXH0EA/QHnn7UV+JmlE3rtVxcYp6MLYPmRhTioROA
2172 /drghicRkiu9hxdPyxkYS16M5g3Zj30jdm+k/6C6PeNtN9YmOOganCOSyFYfGhqO
2173 ANYzpmuV+oIedAsPpIbfIzN8njYUs1zio+1IoI4o8ddM9sCbtPU8o+WoY6IsCKXV
2174 /g==
2175 -----END CERTIFICATE-----`
2176
2177 func TestCriticalNameConstraintWithUnknownType(t *testing.T) {
2178 block, _ := pem.Decode([]byte(criticalNameConstraintWithUnknownTypePEM))
2179 cert, err := ParseCertificate(block.Bytes)
2180 if err != nil {
2181 t.Fatalf("unexpected parsing failure: %s", err)
2182 }
2183
2184 if l := len(cert.UnhandledCriticalExtensions); l != 1 {
2185 t.Fatalf("expected one unhandled critical extension, but found %d", l)
2186 }
2187 }
2188
2189 const badIPMaskPEM = `
2190 -----BEGIN CERTIFICATE-----
2191 MIICzzCCAbegAwIBAgICEjQwDQYJKoZIhvcNAQELBQAwHTEbMBkGA1UEAxMSQmFk
2192 IElQIG1hc2sgaXNzdWVyMB4XDTEzMDIwMTAwMDAwMFoXDTIwMDUzMDEwNDgzOFow
2193 FjEUMBIGA1UEAxMLQmFkIElQIG1hc2swggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw
2194 ggEKAoIBAQDCuISVQi3csKqYk5uz7IOhY8MXkiqBaTqagihtiM997G1mJhTojcR+
2195 8DCg3E8OQ3ZajByhxRkwlsR4Srl5sGSwWfF/XaAHGUhWIhjBkDO7toW+EMzI8pAj
2196 cLwIbRlIL0AFnUTe6Z0DcIS5406Y/9MKE2oKXbf4EbVBv88mSkA74Z+lZJWFNxXn
2197 cx/9wq8UdyMY2vHN1Kir1/JbtrqB9wYRBjQtWSbAVZR8nTBPyRp4uvQTS2jOQh+j
2198 TUo1Y3O/o1xg/zRA4FEOUCla704OYRUkc8NuXHiPNNDcktr7gO8E06NVQ6n6aBGa
2199 OJbSst2vHA7Eiog7A2PB4wKn+GDFf+FNAgMBAAGjIDAeMBwGA1UdHgEB/wQSMBCg
2200 DDAKhwgBAgME//8BAKEAMA0GCSqGSIb3DQEBCwUAA4IBAQBYb7/NQwdCE/y40K2B
2201 IfKKb++HvCaKfAC9aAwrGWQsEWezqdl5Cqw5XWUAFjtTRm6iprVnmdvov6IlrgSV
2202 EQk6L96stz24vAF0MIBHSFRMoPtrqLiihLf0NOV7ztxSePQxbUJRroe/lKy+lhb7
2203 VeV5gmT9rFA45NzLgSznd2+dmyNcfQQD9AeeftRX4maUTeu1XFxinowtg+ZGFOKh
2204 E4D92uCGJxGSK72HF0/LGRhLXozmDdmPfSN2b6T/oLo942031iY46BqcI5LIVh8a
2205 Go4A1jOma5X6gh50Cw+kht8jM3yeNhSzXOKj7Uigjijx10z2wJu09Tyj5ahjoiwI
2206 pdX+
2207 -----END CERTIFICATE-----`
2208
2209 func TestBadIPMask(t *testing.T) {
2210 block, _ := pem.Decode([]byte(badIPMaskPEM))
2211 _, err := ParseCertificate(block.Bytes)
2212 if err == nil {
2213 t.Fatalf("unexpected success")
2214 }
2215
2216 const expected = "contained invalid mask"
2217 if !strings.Contains(err.Error(), expected) {
2218 t.Fatalf("expected %q in error but got: %s", expected, err)
2219 }
2220 }
2221
2222 const additionalGeneralSubtreePEM = `
2223 -----BEGIN CERTIFICATE-----
2224 MIIG4TCCBMmgAwIBAgIRALss+4rLw2Ia7tFFhxE8g5cwDQYJKoZIhvcNAQELBQAw
2225 bjELMAkGA1UEBhMCTkwxIDAeBgNVBAoMF01pbmlzdGVyaWUgdmFuIERlZmVuc2ll
2226 MT0wOwYDVQQDDDRNaW5pc3RlcmllIHZhbiBEZWZlbnNpZSBDZXJ0aWZpY2F0aWUg
2227 QXV0b3JpdGVpdCAtIEcyMB4XDTEzMDMwNjEyMDM0OVoXDTEzMTEzMDEyMDM1MFow
2228 bDELMAkGA1UEBhMCVVMxFjAUBgNVBAoTDUNlcnRpUGF0aCBMTEMxIjAgBgNVBAsT
2229 GUNlcnRpZmljYXRpb24gQXV0aG9yaXRpZXMxITAfBgNVBAMTGENlcnRpUGF0aCBC
2230 cmlkZ2UgQ0EgLSBHMjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANLW
2231 4kXiRqvwBhJfN9uz12FA+P2D34MPxOt7TGXljm2plJ2CLzvaH8/ymsMdSWdJBS1M
2232 8FmwvNL1w3A6ZuzksJjPikAu8kY3dcp3mrkk9eCPORDAwGtfsXwZysLiuEaDWpbD
2233 dHOaHnI6qWU0N6OI+hNX58EjDpIGC1WQdho1tHOTPc5Hf5/hOpM/29v/wr7kySjs
2234 Z+7nsvkm5rNhuJNzPsLsgzVaJ5/BVyOplZy24FKM8Y43MjR4osZm+a2e0zniqw6/
2235 rvcjcGYabYaznZfQG1GXoyf2Vea+CCgpgUhlVafgkwEs8izl8rIpvBzXiFAgFQuG
2236 Ituoy92PJbDs430fA/cCAwEAAaOCAnowggJ2MEUGCCsGAQUFBwEBBDkwNzA1Bggr
2237 BgEFBQcwAoYpaHR0cDovL2NlcnRzLmNhLm1pbmRlZi5ubC9taW5kZWYtY2EtMi5w
2238 N2MwHwYDVR0jBBgwFoAUzln9WSPz2M64Rl2HYf2/KD8StmQwDwYDVR0TAQH/BAUw
2239 AwEB/zCB6QYDVR0gBIHhMIHeMEgGCmCEEAGHawECBQEwOjA4BggrBgEFBQcCARYs
2240 aHR0cDovL2Nwcy5kcC5jYS5taW5kZWYubmwvbWluZGVmLWNhLWRwLWNwcy8wSAYK
2241 YIQQAYdrAQIFAjA6MDgGCCsGAQUFBwIBFixodHRwOi8vY3BzLmRwLmNhLm1pbmRl
2242 Zi5ubC9taW5kZWYtY2EtZHAtY3BzLzBIBgpghBABh2sBAgUDMDowOAYIKwYBBQUH
2243 AgEWLGh0dHA6Ly9jcHMuZHAuY2EubWluZGVmLm5sL21pbmRlZi1jYS1kcC1jcHMv
2244 MDkGA1UdHwQyMDAwLqAsoCqGKGh0dHA6Ly9jcmxzLmNhLm1pbmRlZi5ubC9taW5k
2245 ZWYtY2EtMi5jcmwwDgYDVR0PAQH/BAQDAgEGMEYGA1UdHgEB/wQ8MDqhODA2pDEw
2246 LzELMAkGA1UEBhMCTkwxIDAeBgNVBAoTF01pbmlzdGVyaWUgdmFuIERlZmVuc2ll
2247 gQFjMF0GA1UdIQRWMFQwGgYKYIQQAYdrAQIFAQYMKwYBBAGBu1MBAQECMBoGCmCE
2248 EAGHawECBQIGDCsGAQQBgbtTAQEBAjAaBgpghBABh2sBAgUDBgwrBgEEAYG7UwEB
2249 AQIwHQYDVR0OBBYEFNDCjBM3M3ZKkag84ei3/aKc0d0UMA0GCSqGSIb3DQEBCwUA
2250 A4ICAQAQXFn9jF90/DNFf15JhoGtta/0dNInb14PMu3PAjcdrXYCDPpQZOArTUng
2251 5YT1WuzfmjnXiTsziT3my0r9Mxvz/btKK/lnVOMW4c2q/8sIsIPnnW5ZaRGrsANB
2252 dNDZkzMYmeG2Pfgvd0AQSOrpE/TVgWfu/+MMRWwX9y6VbooBR7BLv7zMuVH0WqLn
2253 6OMFth7fqsThlfMSzkE/RDSaU6n3wXAWT1SIqBITtccRjSUQUFm/q3xrb2cwcZA6
2254 8vdS4hzNd+ttS905ay31Ks4/1Wrm1bH5RhEfRSH0VSXnc0b+z+RyBbmiwtVZqzxE
2255 u3UQg/rAmtLDclLFEzjp8YDTIRYSLwstDbEXO/0ArdGrQm79HQ8i/3ZbP2357myW
2256 i15qd6gMJIgGHS4b8Hc7R1K8LQ9Gm1aLKBEWVNGZlPK/cpXThpVmoEyslN2DHCrc
2257 fbMbjNZpXlTMa+/b9z7Fa4X8dY8u/ELzZuJXJv5Rmqtg29eopFFYDCl0Nkh1XAjo
2258 QejEoHHUvYV8TThHZr6Z6Ib8CECgTehU4QvepkgDXNoNrKRZBG0JhLjkwxh2whZq
2259 nvWBfALC2VuNOM6C0rDY+HmhMlVt0XeqnybD9MuQALMit7Z00Cw2CIjNsBI9xBqD
2260 xKK9CjUb7gzRUWSpB9jGHsvpEMHOzIFhufvH2Bz1XJw+Cl7khw==
2261 -----END CERTIFICATE-----`
2262
2263 func TestAdditionFieldsInGeneralSubtree(t *testing.T) {
2264
2265
2266
2267 block, _ := pem.Decode([]byte(additionalGeneralSubtreePEM))
2268 if _, err := ParseCertificate(block.Bytes); err != nil {
2269 t.Fatalf("failed to parse certificate: %s", err)
2270 }
2271 }
2272
2273 func TestEmptySubject(t *testing.T) {
2274 template := Certificate{
2275 SerialNumber: big.NewInt(1),
2276 DNSNames: []string{"example.com"},
2277 }
2278
2279 derBytes, err := CreateCertificate(rand.Reader, &template, &template, &testPrivateKey.PublicKey, testPrivateKey)
2280 if err != nil {
2281 t.Fatalf("failed to create certificate: %s", err)
2282 }
2283
2284 cert, err := ParseCertificate(derBytes)
2285 if err != nil {
2286 t.Fatalf("failed to parse certificate: %s", err)
2287 }
2288
2289 for _, ext := range cert.Extensions {
2290 if ext.Id.Equal(oidExtensionSubjectAltName) {
2291 if !ext.Critical {
2292 t.Fatal("SAN extension is not critical")
2293 }
2294 return
2295 }
2296 }
2297
2298 t.Fatal("SAN extension is missing")
2299 }
2300
2301
2302
2303 const multipleURLsInCRLDPPEM = `
2304 -----BEGIN CERTIFICATE-----
2305 MIIF4TCCBMmgAwIBAgIQc+6uFePfrahUGpXs8lhiTzANBgkqhkiG9w0BAQsFADCB
2306 8zELMAkGA1UEBhMCRVMxOzA5BgNVBAoTMkFnZW5jaWEgQ2F0YWxhbmEgZGUgQ2Vy
2307 dGlmaWNhY2lvIChOSUYgUS0wODAxMTc2LUkpMSgwJgYDVQQLEx9TZXJ2ZWlzIFB1
2308 YmxpY3MgZGUgQ2VydGlmaWNhY2lvMTUwMwYDVQQLEyxWZWdldSBodHRwczovL3d3
2309 dy5jYXRjZXJ0Lm5ldC92ZXJhcnJlbCAoYykwMzE1MDMGA1UECxMsSmVyYXJxdWlh
2310 IEVudGl0YXRzIGRlIENlcnRpZmljYWNpbyBDYXRhbGFuZXMxDzANBgNVBAMTBkVD
2311 LUFDQzAeFw0xNDA5MTgwODIxMDBaFw0zMDA5MTgwODIxMDBaMIGGMQswCQYDVQQG
2312 EwJFUzEzMDEGA1UECgwqQ09OU09SQ0kgQURNSU5JU1RSQUNJTyBPQkVSVEEgREUg
2313 Q0FUQUxVTllBMSowKAYDVQQLDCFTZXJ2ZWlzIFDDumJsaWNzIGRlIENlcnRpZmlj
2314 YWNpw7MxFjAUBgNVBAMMDUVDLUNpdXRhZGFuaWEwggEiMA0GCSqGSIb3DQEBAQUA
2315 A4IBDwAwggEKAoIBAQDFkHPRZPZlXTWZ5psJhbS/Gx+bxcTpGrlVQHHtIkgGz77y
2316 TA7UZUFb2EQMncfbOhR0OkvQQn1aMvhObFJSR6nI+caf2D+h/m/InMl1MyH3S0Ak
2317 YGZZsthnyC6KxqK2A/NApncrOreh70ULkQs45aOKsi1kR1W0zE+iFN+/P19P7AkL
2318 Rl3bXBCVd8w+DLhcwRrkf1FCDw6cEqaFm3cGgf5cbBDMaVYAweWTxwBZAq2RbQAW
2319 jE7mledcYghcZa4U6bUmCBPuLOnO8KMFAvH+aRzaf3ws5/ZoOVmryyLLJVZ54peZ
2320 OwnP9EL4OuWzmXCjBifXR2IAblxs5JYj57tls45nAgMBAAGjggHaMIIB1jASBgNV
2321 HRMBAf8ECDAGAQH/AgEAMA4GA1UdDwEB/wQEAwIBBjAdBgNVHQ4EFgQUC2hZPofI
2322 oxUa4ECCIl+fHbLFNxUwHwYDVR0jBBgwFoAUoMOLRKo3pUW/l4Ba0fF4opvpXY0w
2323 gdYGA1UdIASBzjCByzCByAYEVR0gADCBvzAxBggrBgEFBQcCARYlaHR0cHM6Ly93
2324 d3cuYW9jLmNhdC9DQVRDZXJ0L1JlZ3VsYWNpbzCBiQYIKwYBBQUHAgIwfQx7QXF1
2325 ZXN0IGNlcnRpZmljYXQgw6lzIGVtw6hzIMO6bmljYSBpIGV4Y2x1c2l2YW1lbnQg
2326 YSBFbnRpdGF0cyBkZSBDZXJ0aWZpY2FjacOzLiBWZWdldSBodHRwczovL3d3dy5h
2327 b2MuY2F0L0NBVENlcnQvUmVndWxhY2lvMDMGCCsGAQUFBwEBBCcwJTAjBggrBgEF
2328 BQcwAYYXaHR0cDovL29jc3AuY2F0Y2VydC5jYXQwYgYDVR0fBFswWTBXoFWgU4Yn
2329 aHR0cDovL2Vwc2NkLmNhdGNlcnQubmV0L2NybC9lYy1hY2MuY3JshihodHRwOi8v
2330 ZXBzY2QyLmNhdGNlcnQubmV0L2NybC9lYy1hY2MuY3JsMA0GCSqGSIb3DQEBCwUA
2331 A4IBAQChqFTjlAH5PyIhLjLgEs68CyNNC1+vDuZXRhy22TI83JcvGmQrZosPvVIL
2332 PsUXx+C06Pfqmh48Q9S89X9K8w1SdJxP/rZeGEoRiKpwvQzM4ArD9QxyC8jirxex
2333 3Umg9Ai/sXQ+1lBf6xw4HfUUr1WIp7pNHj0ZWLo106urqktcdeAFWme+/klis5fu
2334 labCSVPuT/QpwakPrtqOhRms8vgpKiXa/eLtL9ZiA28X/Mker0zlAeTA7Z7uAnp6
2335 oPJTlZu1Gg1ZDJueTWWsLlO+P+Wzm3MRRIbcgdRzm4mdO7ubu26SzX/aQXDhuih+
2336 eVxXDTCfs7GUlxnjOp5j559X/N0A
2337 -----END CERTIFICATE-----
2338 `
2339
2340 func TestMultipleURLsInCRLDP(t *testing.T) {
2341 block, _ := pem.Decode([]byte(multipleURLsInCRLDPPEM))
2342 cert, err := ParseCertificate(block.Bytes)
2343 if err != nil {
2344 t.Fatalf("failed to parse certificate: %s", err)
2345 }
2346
2347 want := []string{
2348 "http://epscd.catcert.net/crl/ec-acc.crl",
2349 "http://epscd2.catcert.net/crl/ec-acc.crl",
2350 }
2351 if got := cert.CRLDistributionPoints; !reflect.DeepEqual(got, want) {
2352 t.Errorf("CRL distribution points = %#v, want #%v", got, want)
2353 }
2354 }
2355
2356 const hexPKCS1TestPKCS8Key = "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"
2357 const hexPKCS1TestECKey = "3081a40201010430bdb9839c08ee793d1157886a7a758a3c8b2a17a4df48f17ace57c72c56b4723cf21dcda21d4e1ad57ff034f19fcfd98ea00706052b81040022a16403620004feea808b5ee2429cfcce13c32160e1c960990bd050bb0fdf7222f3decd0a55008e32a6aa3c9062051c4cba92a7a3b178b24567412d43cdd2f882fa5addddd726fe3e208d2c26d733a773a597abb749714df7256ead5105fa6e7b3650de236b50"
2358
2359 var pkcs1MismatchKeyTests = []struct {
2360 hexKey string
2361 errorContains string
2362 }{
2363 {hexKey: hexPKCS1TestPKCS8Key, errorContains: "use ParsePKCS8PrivateKey instead"},
2364 {hexKey: hexPKCS1TestECKey, errorContains: "use ParseECPrivateKey instead"},
2365 }
2366
2367 func TestPKCS1MismatchKeyFormat(t *testing.T) {
2368 for i, test := range pkcs1MismatchKeyTests {
2369 derBytes, _ := hex.DecodeString(test.hexKey)
2370 _, err := ParsePKCS1PrivateKey(derBytes)
2371 if !strings.Contains(err.Error(), test.errorContains) {
2372 t.Errorf("#%d: expected error containing %q, got %s", i, test.errorContains, err)
2373 }
2374 }
2375 }
2376
2377 func TestCreateRevocationList(t *testing.T) {
2378 ec256Priv, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
2379 if err != nil {
2380 t.Fatalf("Failed to generate ECDSA P256 key: %s", err)
2381 }
2382 _, ed25519Priv, err := ed25519.GenerateKey(rand.Reader)
2383 if err != nil {
2384 t.Fatalf("Failed to generate Ed25519 key: %s", err)
2385 }
2386 tests := []struct {
2387 name string
2388 key crypto.Signer
2389 issuer *Certificate
2390 template *RevocationList
2391 expectedError string
2392 }{
2393 {
2394 name: "nil template",
2395 key: ec256Priv,
2396 issuer: nil,
2397 template: nil,
2398 expectedError: "x509: template can not be nil",
2399 },
2400 {
2401 name: "nil issuer",
2402 key: ec256Priv,
2403 issuer: nil,
2404 template: &RevocationList{},
2405 expectedError: "x509: issuer can not be nil",
2406 },
2407 {
2408 name: "issuer doesn't have crlSign key usage bit set",
2409 key: ec256Priv,
2410 issuer: &Certificate{
2411 KeyUsage: KeyUsageCertSign,
2412 },
2413 template: &RevocationList{},
2414 expectedError: "x509: issuer must have the crlSign key usage bit set",
2415 },
2416 {
2417 name: "issuer missing SubjectKeyId",
2418 key: ec256Priv,
2419 issuer: &Certificate{
2420 KeyUsage: KeyUsageCRLSign,
2421 },
2422 template: &RevocationList{},
2423 expectedError: "x509: issuer certificate doesn't contain a subject key identifier",
2424 },
2425 {
2426 name: "nextUpdate before thisUpdate",
2427 key: ec256Priv,
2428 issuer: &Certificate{
2429 KeyUsage: KeyUsageCRLSign,
2430 Subject: pkix.Name{
2431 CommonName: "testing",
2432 },
2433 SubjectKeyId: []byte{1, 2, 3},
2434 },
2435 template: &RevocationList{
2436 ThisUpdate: time.Time{}.Add(time.Hour),
2437 NextUpdate: time.Time{},
2438 },
2439 expectedError: "x509: template.ThisUpdate is after template.NextUpdate",
2440 },
2441 {
2442 name: "nil Number",
2443 key: ec256Priv,
2444 issuer: &Certificate{
2445 KeyUsage: KeyUsageCRLSign,
2446 Subject: pkix.Name{
2447 CommonName: "testing",
2448 },
2449 SubjectKeyId: []byte{1, 2, 3},
2450 },
2451 template: &RevocationList{
2452 ThisUpdate: time.Time{}.Add(time.Hour * 24),
2453 NextUpdate: time.Time{}.Add(time.Hour * 48),
2454 },
2455 expectedError: "x509: template contains nil Number field",
2456 },
2457 {
2458 name: "invalid signature algorithm",
2459 key: ec256Priv,
2460 issuer: &Certificate{
2461 KeyUsage: KeyUsageCRLSign,
2462 Subject: pkix.Name{
2463 CommonName: "testing",
2464 },
2465 SubjectKeyId: []byte{1, 2, 3},
2466 },
2467 template: &RevocationList{
2468 SignatureAlgorithm: SHA256WithRSA,
2469 RevokedCertificates: []pkix.RevokedCertificate{
2470 {
2471 SerialNumber: big.NewInt(2),
2472 RevocationTime: time.Time{}.Add(time.Hour),
2473 },
2474 },
2475 Number: big.NewInt(5),
2476 ThisUpdate: time.Time{}.Add(time.Hour * 24),
2477 NextUpdate: time.Time{}.Add(time.Hour * 48),
2478 },
2479 expectedError: "x509: requested SignatureAlgorithm does not match private key type",
2480 },
2481 {
2482 name: "valid",
2483 key: ec256Priv,
2484 issuer: &Certificate{
2485 KeyUsage: KeyUsageCRLSign,
2486 Subject: pkix.Name{
2487 CommonName: "testing",
2488 },
2489 SubjectKeyId: []byte{1, 2, 3},
2490 },
2491 template: &RevocationList{
2492 RevokedCertificates: []pkix.RevokedCertificate{
2493 {
2494 SerialNumber: big.NewInt(2),
2495 RevocationTime: time.Time{}.Add(time.Hour),
2496 },
2497 },
2498 Number: big.NewInt(5),
2499 ThisUpdate: time.Time{}.Add(time.Hour * 24),
2500 NextUpdate: time.Time{}.Add(time.Hour * 48),
2501 },
2502 },
2503 {
2504 name: "valid, Ed25519 key",
2505 key: ed25519Priv,
2506 issuer: &Certificate{
2507 KeyUsage: KeyUsageCRLSign,
2508 Subject: pkix.Name{
2509 CommonName: "testing",
2510 },
2511 SubjectKeyId: []byte{1, 2, 3},
2512 },
2513 template: &RevocationList{
2514 RevokedCertificates: []pkix.RevokedCertificate{
2515 {
2516 SerialNumber: big.NewInt(2),
2517 RevocationTime: time.Time{}.Add(time.Hour),
2518 },
2519 },
2520 Number: big.NewInt(5),
2521 ThisUpdate: time.Time{}.Add(time.Hour * 24),
2522 NextUpdate: time.Time{}.Add(time.Hour * 48),
2523 },
2524 },
2525 {
2526 name: "valid, non-default signature algorithm",
2527 key: ec256Priv,
2528 issuer: &Certificate{
2529 KeyUsage: KeyUsageCRLSign,
2530 Subject: pkix.Name{
2531 CommonName: "testing",
2532 },
2533 SubjectKeyId: []byte{1, 2, 3},
2534 },
2535 template: &RevocationList{
2536 SignatureAlgorithm: ECDSAWithSHA512,
2537 RevokedCertificates: []pkix.RevokedCertificate{
2538 {
2539 SerialNumber: big.NewInt(2),
2540 RevocationTime: time.Time{}.Add(time.Hour),
2541 },
2542 },
2543 Number: big.NewInt(5),
2544 ThisUpdate: time.Time{}.Add(time.Hour * 24),
2545 NextUpdate: time.Time{}.Add(time.Hour * 48),
2546 },
2547 },
2548 {
2549 name: "valid, extra extension",
2550 key: ec256Priv,
2551 issuer: &Certificate{
2552 KeyUsage: KeyUsageCRLSign,
2553 Subject: pkix.Name{
2554 CommonName: "testing",
2555 },
2556 SubjectKeyId: []byte{1, 2, 3},
2557 },
2558 template: &RevocationList{
2559 RevokedCertificates: []pkix.RevokedCertificate{
2560 {
2561 SerialNumber: big.NewInt(2),
2562 RevocationTime: time.Time{}.Add(time.Hour),
2563 },
2564 },
2565 Number: big.NewInt(5),
2566 ThisUpdate: time.Time{}.Add(time.Hour * 24),
2567 NextUpdate: time.Time{}.Add(time.Hour * 48),
2568 ExtraExtensions: []pkix.Extension{
2569 {
2570 Id: []int{2, 5, 29, 99},
2571 Value: []byte{5, 0},
2572 },
2573 },
2574 },
2575 },
2576 {
2577 name: "valid, empty list",
2578 key: ec256Priv,
2579 issuer: &Certificate{
2580 KeyUsage: KeyUsageCRLSign,
2581 Subject: pkix.Name{
2582 CommonName: "testing",
2583 },
2584 SubjectKeyId: []byte{1, 2, 3},
2585 },
2586 template: &RevocationList{
2587 Number: big.NewInt(5),
2588 ThisUpdate: time.Time{}.Add(time.Hour * 24),
2589 NextUpdate: time.Time{}.Add(time.Hour * 48),
2590 },
2591 },
2592 }
2593
2594 for _, tc := range tests {
2595 t.Run(tc.name, func(t *testing.T) {
2596 crl, err := CreateRevocationList(rand.Reader, tc.template, tc.issuer, tc.key)
2597 if err != nil && tc.expectedError == "" {
2598 t.Fatalf("CreateRevocationList failed unexpectedly: %s", err)
2599 } else if err != nil && tc.expectedError != err.Error() {
2600 t.Fatalf("CreateRevocationList failed unexpectedly, wanted: %s, got: %s", tc.expectedError, err)
2601 } else if err == nil && tc.expectedError != "" {
2602 t.Fatalf("CreateRevocationList didn't fail, expected: %s", tc.expectedError)
2603 }
2604 if tc.expectedError != "" {
2605 return
2606 }
2607
2608 parsedCRL, err := ParseDERCRL(crl)
2609 if err != nil {
2610 t.Fatalf("Failed to parse generated CRL: %s", err)
2611 }
2612
2613 if tc.template.SignatureAlgorithm != UnknownSignatureAlgorithm &&
2614 parsedCRL.SignatureAlgorithm.Algorithm.Equal(signatureAlgorithmDetails[tc.template.SignatureAlgorithm].oid) {
2615 t.Fatalf("SignatureAlgorithm mismatch: got %v; want %v.", parsedCRL.SignatureAlgorithm,
2616 tc.template.SignatureAlgorithm)
2617 }
2618
2619 if !reflect.DeepEqual(parsedCRL.TBSCertList.RevokedCertificates, tc.template.RevokedCertificates) {
2620 t.Fatalf("RevokedCertificates mismatch: got %v; want %v.",
2621 parsedCRL.TBSCertList.RevokedCertificates, tc.template.RevokedCertificates)
2622 }
2623
2624 if len(parsedCRL.TBSCertList.Extensions) != 2+len(tc.template.ExtraExtensions) {
2625 t.Fatalf("Generated CRL has wrong number of extensions, wanted: %d, got: %d", 2+len(tc.template.ExtraExtensions), len(parsedCRL.TBSCertList.Extensions))
2626 }
2627 expectedAKI, err := asn1.Marshal(authKeyId{Id: tc.issuer.SubjectKeyId})
2628 if err != nil {
2629 t.Fatalf("asn1.Marshal failed: %s", err)
2630 }
2631 akiExt := pkix.Extension{
2632 Id: oidExtensionAuthorityKeyId,
2633 Value: expectedAKI,
2634 }
2635 if !reflect.DeepEqual(parsedCRL.TBSCertList.Extensions[0], akiExt) {
2636 t.Fatalf("Unexpected first extension: got %v, want %v",
2637 parsedCRL.TBSCertList.Extensions[0], akiExt)
2638 }
2639 expectedNum, err := asn1.Marshal(tc.template.Number)
2640 if err != nil {
2641 t.Fatalf("asn1.Marshal failed: %s", err)
2642 }
2643 crlExt := pkix.Extension{
2644 Id: oidExtensionCRLNumber,
2645 Value: expectedNum,
2646 }
2647 if !reflect.DeepEqual(parsedCRL.TBSCertList.Extensions[1], crlExt) {
2648 t.Fatalf("Unexpected second extension: got %v, want %v",
2649 parsedCRL.TBSCertList.Extensions[1], crlExt)
2650 }
2651 if len(parsedCRL.TBSCertList.Extensions[2:]) == 0 && len(tc.template.ExtraExtensions) == 0 {
2652
2653
2654 return
2655 }
2656 if !reflect.DeepEqual(parsedCRL.TBSCertList.Extensions[2:], tc.template.ExtraExtensions) {
2657 t.Fatalf("Extensions mismatch: got %v; want %v.",
2658 parsedCRL.TBSCertList.Extensions[2:], tc.template.ExtraExtensions)
2659 }
2660 })
2661 }
2662 }
2663
2664 func TestRSAPSAParameters(t *testing.T) {
2665 generateParams := func(hashFunc crypto.Hash) []byte {
2666 var hashOID asn1.ObjectIdentifier
2667
2668 switch hashFunc {
2669 case crypto.SHA256:
2670 hashOID = oidSHA256
2671 case crypto.SHA384:
2672 hashOID = oidSHA384
2673 case crypto.SHA512:
2674 hashOID = oidSHA512
2675 }
2676
2677 params := pssParameters{
2678 Hash: pkix.AlgorithmIdentifier{
2679 Algorithm: hashOID,
2680 Parameters: asn1.NullRawValue,
2681 },
2682 MGF: pkix.AlgorithmIdentifier{
2683 Algorithm: oidMGF1,
2684 },
2685 SaltLength: hashFunc.Size(),
2686 TrailerField: 1,
2687 }
2688
2689 mgf1Params := pkix.AlgorithmIdentifier{
2690 Algorithm: hashOID,
2691 Parameters: asn1.NullRawValue,
2692 }
2693
2694 var err error
2695 params.MGF.Parameters.FullBytes, err = asn1.Marshal(mgf1Params)
2696 if err != nil {
2697 t.Fatalf("failed to marshal MGF parameters: %s", err)
2698 }
2699
2700 serialized, err := asn1.Marshal(params)
2701 if err != nil {
2702 t.Fatalf("failed to marshal parameters: %s", err)
2703 }
2704
2705 return serialized
2706 }
2707
2708 for h, params := range hashToPSSParameters {
2709 generated := generateParams(h)
2710 if !bytes.Equal(params.FullBytes, generated) {
2711 t.Errorf("hardcoded parameters for %s didn't match generated parameters: got (generated) %x, wanted (hardcoded) %x", h, generated, params.FullBytes)
2712 }
2713 }
2714 }
2715
2716 func TestUnknownExtKey(t *testing.T) {
2717 const errorContains = "unknown extended key usage"
2718
2719 template := &Certificate{
2720 SerialNumber: big.NewInt(10),
2721 DNSNames: []string{"foo"},
2722 ExtKeyUsage: []ExtKeyUsage{ExtKeyUsage(-1)},
2723 }
2724 signer, err := rsa.GenerateKey(rand.Reader, 1024)
2725 if err != nil {
2726 t.Errorf("failed to generate key for TestUnknownExtKey")
2727 }
2728
2729 _, err = CreateCertificate(rand.Reader, template, template, signer.Public(), signer)
2730 if !strings.Contains(err.Error(), errorContains) {
2731 t.Errorf("expected error containing %q, got %s", errorContains, err)
2732 }
2733 }
2734
2735 func TestIA5SANEnforcement(t *testing.T) {
2736 k, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
2737 if err != nil {
2738 t.Fatalf("ecdsa.GenerateKey failed: %s", err)
2739 }
2740
2741 testURL, err := url.Parse("https://example.com/")
2742 if err != nil {
2743 t.Fatalf("url.Parse failed: %s", err)
2744 }
2745 testURL.RawQuery = "∞"
2746
2747 marshalTests := []struct {
2748 name string
2749 template *Certificate
2750 expectedError string
2751 }{
2752 {
2753 name: "marshal: unicode dNSName",
2754 template: &Certificate{
2755 SerialNumber: big.NewInt(0),
2756 DNSNames: []string{"∞"},
2757 },
2758 expectedError: "x509: \"∞\" cannot be encoded as an IA5String",
2759 },
2760 {
2761 name: "marshal: unicode rfc822Name",
2762 template: &Certificate{
2763 SerialNumber: big.NewInt(0),
2764 EmailAddresses: []string{"∞"},
2765 },
2766 expectedError: "x509: \"∞\" cannot be encoded as an IA5String",
2767 },
2768 {
2769 name: "marshal: unicode uniformResourceIdentifier",
2770 template: &Certificate{
2771 SerialNumber: big.NewInt(0),
2772 URIs: []*url.URL{testURL},
2773 },
2774 expectedError: "x509: \"https://example.com/?∞\" cannot be encoded as an IA5String",
2775 },
2776 }
2777
2778 for _, tc := range marshalTests {
2779 t.Run(tc.name, func(t *testing.T) {
2780 _, err := CreateCertificate(rand.Reader, tc.template, tc.template, k.Public(), k)
2781 if err == nil {
2782 t.Errorf("expected CreateCertificate to fail with template: %v", tc.template)
2783 } else if err.Error() != tc.expectedError {
2784 t.Errorf("unexpected error: got %q, want %q", err.Error(), tc.expectedError)
2785 }
2786 })
2787 }
2788
2789 unmarshalTests := []struct {
2790 name string
2791 cert string
2792 expectedError string
2793 }{
2794 {
2795 name: "unmarshal: unicode dNSName",
2796 cert: "308201083081aea003020102020100300a06082a8648ce3d04030230003022180f30303031303130313030303030305a180f30303031303130313030303030305a30003059301306072a8648ce3d020106082a8648ce3d0301070342000424bcc48180d8d9db794028f2575ebe3cac79f04d7b0d0151c5292e588aac3668c495f108c626168462e0668c9705e08a211dd103a659d2684e0adf8c2bfd47baa315301330110603551d110101ff040730058203e2889e300a06082a8648ce3d04030203490030460221008ac7827ac326a6ee0fa70b2afe99af575ec60b975f820f3c25f60fff43fbccd0022100bffeed93556722d43d13e461d5b3e33efc61f6349300327d3a0196cb6da501c2",
2797 expectedError: "x509: SAN dNSName is malformed",
2798 },
2799 {
2800 name: "unmarshal: unicode rfc822Name",
2801 cert: "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",
2802 expectedError: "x509: SAN rfc822Name is malformed",
2803 },
2804 {
2805 name: "unmarshal: unicode uniformResourceIdentifier",
2806 cert: "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",
2807 expectedError: "x509: SAN uniformResourceIdentifier is malformed",
2808 },
2809 }
2810
2811 for _, tc := range unmarshalTests {
2812 der, err := hex.DecodeString(tc.cert)
2813 if err != nil {
2814 t.Fatalf("failed to decode test cert: %s", err)
2815 }
2816 _, err = ParseCertificate(der)
2817 if err == nil {
2818 t.Error("expected CreateCertificate to fail")
2819 } else if err.Error() != tc.expectedError {
2820 t.Errorf("unexpected error: got %q, want %q", err.Error(), tc.expectedError)
2821 }
2822 }
2823 }
2824
2825 func BenchmarkCreateCertificate(b *testing.B) {
2826 template := &Certificate{
2827 SerialNumber: big.NewInt(10),
2828 DNSNames: []string{"example.com"},
2829 }
2830 tests := []struct {
2831 name string
2832 gen func() crypto.Signer
2833 }{
2834 {
2835 name: "RSA 2048",
2836 gen: func() crypto.Signer {
2837 k, err := rsa.GenerateKey(rand.Reader, 2048)
2838 if err != nil {
2839 b.Fatalf("failed to generate test key: %s", err)
2840 }
2841 return k
2842 },
2843 },
2844 {
2845 name: "ECDSA P256",
2846 gen: func() crypto.Signer {
2847 k, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
2848 if err != nil {
2849 b.Fatalf("failed to generate test key: %s", err)
2850 }
2851 return k
2852 },
2853 },
2854 }
2855
2856 for _, tc := range tests {
2857 k := tc.gen()
2858 b.ResetTimer()
2859 b.Run(tc.name, func(b *testing.B) {
2860 for i := 0; i < b.N; i++ {
2861 _, err := CreateCertificate(rand.Reader, template, template, k.Public(), k)
2862 if err != nil {
2863 b.Fatalf("failed to create certificate: %s", err)
2864 }
2865 }
2866 })
2867 }
2868 }
2869
2870 type brokenSigner struct {
2871 pub crypto.PublicKey
2872 }
2873
2874 func (bs *brokenSigner) Public() crypto.PublicKey {
2875 return bs.pub
2876 }
2877
2878 func (bs *brokenSigner) Sign(_ io.Reader, _ []byte, _ crypto.SignerOpts) ([]byte, error) {
2879 return []byte{1, 2, 3}, nil
2880 }
2881
2882 func TestCreateCertificateBrokenSigner(t *testing.T) {
2883 template := &Certificate{
2884 SerialNumber: big.NewInt(10),
2885 DNSNames: []string{"example.com"},
2886 }
2887 k, err := rsa.GenerateKey(rand.Reader, 1024)
2888 if err != nil {
2889 t.Fatalf("failed to generate test key: %s", err)
2890 }
2891 expectedErr := "x509: signature over certificate returned by signer is invalid: crypto/rsa: verification error"
2892 _, err = CreateCertificate(rand.Reader, template, template, k.Public(), &brokenSigner{k.Public()})
2893 if err == nil {
2894 t.Fatal("expected CreateCertificate to fail with a broken signer")
2895 } else if err.Error() != expectedErr {
2896 t.Fatalf("CreateCertificate returned an unexpected error: got %q, want %q", err, expectedErr)
2897 }
2898 }
2899
2900 func TestCreateCertificateMD5(t *testing.T) {
2901 template := &Certificate{
2902 SerialNumber: big.NewInt(10),
2903 DNSNames: []string{"example.com"},
2904 SignatureAlgorithm: MD5WithRSA,
2905 }
2906 k, err := rsa.GenerateKey(rand.Reader, 1024)
2907 if err != nil {
2908 t.Fatalf("failed to generate test key: %s", err)
2909 }
2910 _, err = CreateCertificate(rand.Reader, template, template, k.Public(), &brokenSigner{k.Public()})
2911 if err != nil {
2912 t.Fatalf("CreateCertificate failed when SignatureAlgorithm = MD5WithRSA: %s", err)
2913 }
2914 }
2915
2916 func (s *CertPool) mustCert(t *testing.T, n int) *Certificate {
2917 c, err := s.lazyCerts[n].getCert()
2918 if err != nil {
2919 t.Fatalf("failed to load cert %d: %v", n, err)
2920 }
2921 return c
2922 }
2923
2924 func allCerts(t *testing.T, p *CertPool) []*Certificate {
2925 all := make([]*Certificate, p.len())
2926 for i := range all {
2927 all[i] = p.mustCert(t, i)
2928 }
2929 return all
2930 }
2931
2932
2933
2934 func certPoolEqual(a, b *CertPool) bool {
2935 if (a != nil) != (b != nil) {
2936 return false
2937 }
2938 if a == nil {
2939 return true
2940 }
2941 if !reflect.DeepEqual(a.byName, b.byName) ||
2942 len(a.lazyCerts) != len(b.lazyCerts) {
2943 return false
2944 }
2945 for i := range a.lazyCerts {
2946 la, lb := a.lazyCerts[i], b.lazyCerts[i]
2947 if !bytes.Equal(la.rawSubject, lb.rawSubject) {
2948 return false
2949 }
2950 ca, err := la.getCert()
2951 if err != nil {
2952 panic(err)
2953 }
2954 cb, err := la.getCert()
2955 if err != nil {
2956 panic(err)
2957 }
2958 if !ca.Equal(cb) {
2959 return false
2960 }
2961 }
2962
2963 return true
2964 }
2965
2966 func TestCertificateRequestRoundtripFields(t *testing.T) {
2967 urlA, err := url.Parse("https://example.com/_")
2968 if err != nil {
2969 t.Fatal(err)
2970 }
2971 urlB, err := url.Parse("https://example.org/_")
2972 if err != nil {
2973 t.Fatal(err)
2974 }
2975 in := &CertificateRequest{
2976 DNSNames: []string{"example.com", "example.org"},
2977 EmailAddresses: []string{"a@example.com", "b@example.com"},
2978 IPAddresses: []net.IP{net.IPv4(192, 0, 2, 0), net.IPv6loopback},
2979 URIs: []*url.URL{urlA, urlB},
2980 }
2981 out := marshalAndParseCSR(t, in)
2982
2983 if !reflect.DeepEqual(in.DNSNames, out.DNSNames) {
2984 t.Fatalf("Unexpected DNSNames: got %v, want %v", out.DNSNames, in.DNSNames)
2985 }
2986 if !reflect.DeepEqual(in.EmailAddresses, out.EmailAddresses) {
2987 t.Fatalf("Unexpected EmailAddresses: got %v, want %v", out.EmailAddresses, in.EmailAddresses)
2988 }
2989 if len(in.IPAddresses) != len(out.IPAddresses) ||
2990 !in.IPAddresses[0].Equal(out.IPAddresses[0]) ||
2991 !in.IPAddresses[1].Equal(out.IPAddresses[1]) {
2992 t.Fatalf("Unexpected IPAddresses: got %v, want %v", out.IPAddresses, in.IPAddresses)
2993 }
2994 if !reflect.DeepEqual(in.URIs, out.URIs) {
2995 t.Fatalf("Unexpected URIs: got %v, want %v", out.URIs, in.URIs)
2996 }
2997 }
2998
2999 func BenchmarkParseCertificate(b *testing.B) {
3000 cases := []struct {
3001 name string
3002 pem string
3003 }{
3004 {
3005 name: "ecdsa leaf",
3006 pem: `-----BEGIN CERTIFICATE-----
3007 MIIINjCCBx6gAwIBAgIQHdQ6oBMoe/MJAAAAAEHzmTANBgkqhkiG9w0BAQsFADBG
3008 MQswCQYDVQQGEwJVUzEiMCAGA1UEChMZR29vZ2xlIFRydXN0IFNlcnZpY2VzIExM
3009 QzETMBEGA1UEAxMKR1RTIENBIDFDMzAeFw0yMDEyMDgwOTExMzZaFw0yMTAzMDIw
3010 OTExMzVaMBcxFTATBgNVBAMMDCouZ29vZ2xlLmNvbTBZMBMGByqGSM49AgEGCCqG
3011 SM49AwEHA0IABEFYegyHh1AHRS1nar5+zYJgMACcsIQMtg0YMyK/59ml8ERIt/JF
3012 kXM3XIvQuCJhghUawZrrAcAs8djZF1U9M4mjggYYMIIGFDAOBgNVHQ8BAf8EBAMC
3013 B4AwEwYDVR0lBAwwCgYIKwYBBQUHAwEwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU
3014 6SWWF36XBsmXJ6iV0EHPXUFoMbwwHwYDVR0jBBgwFoAUinR/r4XN7pXNPZzQ4kYU
3015 83E1HScwagYIKwYBBQUHAQEEXjBcMCcGCCsGAQUFBzABhhtodHRwOi8vb2NzcC5w
3016 a2kuZ29vZy9ndHMxYzMwMQYIKwYBBQUHMAKGJWh0dHA6Ly9wa2kuZ29vZy9yZXBv
3017 L2NlcnRzL2d0czFjMy5kZXIwggTCBgNVHREEggS5MIIEtYIMKi5nb29nbGUuY29t
3018 gg0qLmFuZHJvaWQuY29tghYqLmFwcGVuZ2luZS5nb29nbGUuY29tggkqLmJkbi5k
3019 ZXaCEiouY2xvdWQuZ29vZ2xlLmNvbYIYKi5jcm93ZHNvdXJjZS5nb29nbGUuY29t
3020 ghgqLmRhdGFjb21wdXRlLmdvb2dsZS5jb22CBiouZy5jb4IOKi5nY3AuZ3Z0Mi5j
3021 b22CESouZ2NwY2RuLmd2dDEuY29tggoqLmdncGh0LmNugg4qLmdrZWNuYXBwcy5j
3022 boIWKi5nb29nbGUtYW5hbHl0aWNzLmNvbYILKi5nb29nbGUuY2GCCyouZ29vZ2xl
3023 LmNsgg4qLmdvb2dsZS5jby5pboIOKi5nb29nbGUuY28uanCCDiouZ29vZ2xlLmNv
3024 LnVrgg8qLmdvb2dsZS5jb20uYXKCDyouZ29vZ2xlLmNvbS5hdYIPKi5nb29nbGUu
3025 Y29tLmJygg8qLmdvb2dsZS5jb20uY2+CDyouZ29vZ2xlLmNvbS5teIIPKi5nb29n
3026 bGUuY29tLnRygg8qLmdvb2dsZS5jb20udm6CCyouZ29vZ2xlLmRlggsqLmdvb2ds
3027 ZS5lc4ILKi5nb29nbGUuZnKCCyouZ29vZ2xlLmh1ggsqLmdvb2dsZS5pdIILKi5n
3028 b29nbGUubmyCCyouZ29vZ2xlLnBsggsqLmdvb2dsZS5wdIISKi5nb29nbGVhZGFw
3029 aXMuY29tgg8qLmdvb2dsZWFwaXMuY26CESouZ29vZ2xlY25hcHBzLmNughQqLmdv
3030 b2dsZWNvbW1lcmNlLmNvbYIRKi5nb29nbGV2aWRlby5jb22CDCouZ3N0YXRpYy5j
3031 boINKi5nc3RhdGljLmNvbYISKi5nc3RhdGljY25hcHBzLmNuggoqLmd2dDEuY29t
3032 ggoqLmd2dDIuY29tghQqLm1ldHJpYy5nc3RhdGljLmNvbYIMKi51cmNoaW4uY29t
3033 ghAqLnVybC5nb29nbGUuY29tghMqLndlYXIuZ2tlY25hcHBzLmNughYqLnlvdXR1
3034 YmUtbm9jb29raWUuY29tgg0qLnlvdXR1YmUuY29tghYqLnlvdXR1YmVlZHVjYXRp
3035 b24uY29tghEqLnlvdXR1YmVraWRzLmNvbYIHKi55dC5iZYILKi55dGltZy5jb22C
3036 GmFuZHJvaWQuY2xpZW50cy5nb29nbGUuY29tggthbmRyb2lkLmNvbYIbZGV2ZWxv
3037 cGVyLmFuZHJvaWQuZ29vZ2xlLmNughxkZXZlbG9wZXJzLmFuZHJvaWQuZ29vZ2xl
3038 LmNuggRnLmNvgghnZ3BodC5jboIMZ2tlY25hcHBzLmNuggZnb28uZ2yCFGdvb2ds
3039 ZS1hbmFseXRpY3MuY29tggpnb29nbGUuY29tgg9nb29nbGVjbmFwcHMuY26CEmdv
3040 b2dsZWNvbW1lcmNlLmNvbYIYc291cmNlLmFuZHJvaWQuZ29vZ2xlLmNuggp1cmNo
3041 aW4uY29tggp3d3cuZ29vLmdsggh5b3V0dS5iZYILeW91dHViZS5jb22CFHlvdXR1
3042 YmVlZHVjYXRpb24uY29tgg95b3V0dWJla2lkcy5jb22CBXl0LmJlMCEGA1UdIAQa
3043 MBgwCAYGZ4EMAQIBMAwGCisGAQQB1nkCBQMwNQYDVR0fBC4wLDAqoCigJoYkaHR0
3044 cDovL2NybC5wa2kuZ29vZy9ndHNyMS9ndHMxYzMuY3JsMBMGCisGAQQB1nkCBAMB
3045 Af8EAgUAMA0GCSqGSIb3DQEBCwUAA4IBAQAlDQm5zY7JcPxcJ9ulfTGsWV/m6Pro
3046 gLYmAlBUPGKy313aetT4Zjz44ZseVtUOKsXVHh4avPA9O+ta1FgkASlbkgJ05ivb
3047 j/+MMqkrLemdMv9Svvx3CNaAq2jJ2E+8GdrA1RzMkiNthJCiRafaPnXnN6hOHGNr
3048 GtqYfMHsvrRHW8J2IPHW0/MUHmJ/NDu/vNchxke2OEfCPLtseo3hJt8l8HbH+yE8
3049 DFrt8YVRi1CLomEyuPJDF4og3O3ZsoXuxcPd9UPxULOCxycdolRw8Iv/Xgr082j3
3050 svXC3HUd3apM2Yy3xJAlk/mUkzVXfdJZ+Zy1huNsUoJ+gM8rmpyGhYyx
3051 -----END CERTIFICATE-----`,
3052 },
3053 {
3054 name: "rsa leaf",
3055 pem: `-----BEGIN CERTIFICATE-----
3056 MIIJXjCCCEagAwIBAgIRAPYaTUsjP4iRBQAAAACHSSgwDQYJKoZIhvcNAQELBQAw
3057 QjELMAkGA1UEBhMCVVMxHjAcBgNVBAoTFUdvb2dsZSBUcnVzdCBTZXJ2aWNlczET
3058 MBEGA1UEAxMKR1RTIENBIDFPMTAeFw0yMTAxMjYwODQ2MzRaFw0yMTA0MjAwODQ2
3059 MzNaMGYxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpDYWxpZm9ybmlhMRYwFAYDVQQH
3060 Ew1Nb3VudGFpbiBWaWV3MRMwEQYDVQQKEwpHb29nbGUgTExDMRUwEwYDVQQDDAwq
3061 Lmdvb2dsZS5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC76xx0
3062 UdZ36/41rZNPfQ/yQ05vsBLUO0d+3uMOhvDlpst+XvIsG6L+vLDgf3RiQRFlei0h
3063 KqqLOtWLDc/y0+OmaaC+8ft1zljBYdvQlAYoZrT79Cc5pAIDq7G1OZ7cC4ahDno/
3064 n46FHjT/UTUAMYa8cKWBaMPneMIsKvn8nMdZzHkfO2nUd6OEecn90XweMvNmx8De
3065 6h5AlIgG3m66hkD/UCSdxn7yJHBQVdHgkfTqzv3sz2YyBQGNi288F1bn541f6khE
3066 fYti1MvXRtkky7yLCQNUG6PtvuSU4cKaNvRklHigf5i1nVdGEuH61gAElZIklSia
3067 OVK46UyU4DGtbdWNAgMBAAGjggYpMIIGJTAOBgNVHQ8BAf8EBAMCBaAwEwYDVR0l
3068 BAwwCgYIKwYBBQUHAwEwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU8zCvllLd3jhB
3069 k//+Wdjo40Q+T3gwHwYDVR0jBBgwFoAUmNH4bhDrz5vsYJ8YkBug630J/SswaAYI
3070 KwYBBQUHAQEEXDBaMCsGCCsGAQUFBzABhh9odHRwOi8vb2NzcC5wa2kuZ29vZy9n
3071 dHMxbzFjb3JlMCsGCCsGAQUFBzAChh9odHRwOi8vcGtpLmdvb2cvZ3NyMi9HVFMx
3072 TzEuY3J0MIIE1wYDVR0RBIIEzjCCBMqCDCouZ29vZ2xlLmNvbYINKi5hbmRyb2lk
3073 LmNvbYIWKi5hcHBlbmdpbmUuZ29vZ2xlLmNvbYIJKi5iZG4uZGV2ghIqLmNsb3Vk
3074 Lmdvb2dsZS5jb22CGCouY3Jvd2Rzb3VyY2UuZ29vZ2xlLmNvbYIYKi5kYXRhY29t
3075 cHV0ZS5nb29nbGUuY29tghMqLmZsYXNoLmFuZHJvaWQuY29tggYqLmcuY2+CDiou
3076 Z2NwLmd2dDIuY29tghEqLmdjcGNkbi5ndnQxLmNvbYIKKi5nZ3BodC5jboIOKi5n
3077 a2VjbmFwcHMuY26CFiouZ29vZ2xlLWFuYWx5dGljcy5jb22CCyouZ29vZ2xlLmNh
3078 ggsqLmdvb2dsZS5jbIIOKi5nb29nbGUuY28uaW6CDiouZ29vZ2xlLmNvLmpwgg4q
3079 Lmdvb2dsZS5jby51a4IPKi5nb29nbGUuY29tLmFygg8qLmdvb2dsZS5jb20uYXWC
3080 DyouZ29vZ2xlLmNvbS5icoIPKi5nb29nbGUuY29tLmNvgg8qLmdvb2dsZS5jb20u
3081 bXiCDyouZ29vZ2xlLmNvbS50coIPKi5nb29nbGUuY29tLnZuggsqLmdvb2dsZS5k
3082 ZYILKi5nb29nbGUuZXOCCyouZ29vZ2xlLmZyggsqLmdvb2dsZS5odYILKi5nb29n
3083 bGUuaXSCCyouZ29vZ2xlLm5sggsqLmdvb2dsZS5wbIILKi5nb29nbGUucHSCEiou
3084 Z29vZ2xlYWRhcGlzLmNvbYIPKi5nb29nbGVhcGlzLmNughEqLmdvb2dsZWNuYXBw
3085 cy5jboIUKi5nb29nbGVjb21tZXJjZS5jb22CESouZ29vZ2xldmlkZW8uY29tggwq
3086 LmdzdGF0aWMuY26CDSouZ3N0YXRpYy5jb22CEiouZ3N0YXRpY2NuYXBwcy5jboIK
3087 Ki5ndnQxLmNvbYIKKi5ndnQyLmNvbYIUKi5tZXRyaWMuZ3N0YXRpYy5jb22CDCou
3088 dXJjaGluLmNvbYIQKi51cmwuZ29vZ2xlLmNvbYITKi53ZWFyLmdrZWNuYXBwcy5j
3089 boIWKi55b3V0dWJlLW5vY29va2llLmNvbYINKi55b3V0dWJlLmNvbYIWKi55b3V0
3090 dWJlZWR1Y2F0aW9uLmNvbYIRKi55b3V0dWJla2lkcy5jb22CByoueXQuYmWCCyou
3091 eXRpbWcuY29tghphbmRyb2lkLmNsaWVudHMuZ29vZ2xlLmNvbYILYW5kcm9pZC5j
3092 b22CG2RldmVsb3Blci5hbmRyb2lkLmdvb2dsZS5jboIcZGV2ZWxvcGVycy5hbmRy
3093 b2lkLmdvb2dsZS5jboIEZy5jb4IIZ2dwaHQuY26CDGdrZWNuYXBwcy5jboIGZ29v
3094 LmdsghRnb29nbGUtYW5hbHl0aWNzLmNvbYIKZ29vZ2xlLmNvbYIPZ29vZ2xlY25h
3095 cHBzLmNughJnb29nbGVjb21tZXJjZS5jb22CGHNvdXJjZS5hbmRyb2lkLmdvb2ds
3096 ZS5jboIKdXJjaGluLmNvbYIKd3d3Lmdvby5nbIIIeW91dHUuYmWCC3lvdXR1YmUu
3097 Y29tghR5b3V0dWJlZWR1Y2F0aW9uLmNvbYIPeW91dHViZWtpZHMuY29tggV5dC5i
3098 ZTAhBgNVHSAEGjAYMAgGBmeBDAECAjAMBgorBgEEAdZ5AgUDMDMGA1UdHwQsMCow
3099 KKAmoCSGImh0dHA6Ly9jcmwucGtpLmdvb2cvR1RTMU8xY29yZS5jcmwwEwYKKwYB
3100 BAHWeQIEAwEB/wQCBQAwDQYJKoZIhvcNAQELBQADggEBAHh9/ozYUGRd+W5akWlM
3101 4WvX808TK2oUISnagbxCCFZ2trpg2oi03CJf4o4o3Je5Qzzz10s22oQY6gPHAR0B
3102 QHzrpqAveQw9D5vd8xjgtQ/SAujPzPKNQee5511rS7/EKW9I83ccd5XhhoEyx8A1
3103 /65RTS+2hKpJKTMkr0yHBPJV7kUW+n/KIef5YaSOA9VYK7hyH0niDpvm9EmoqvWS
3104 U5xAFAe/Xrrq3sxTuDJPQA8alk6h/ql5Klkw6dL53csiPka/MevDqdifWkzuT/6n
3105 YK/ePeJzPD17FA9V+N1rcuF3Wk29AZvCOSasdIkIuE82vGr3dfNrsrn9E9lWIbCr
3106 Qc4=
3107 -----END CERTIFICATE-----`,
3108 },
3109 }
3110 for _, c := range cases {
3111 b.Run(c.name, func(b *testing.B) {
3112 pemBlock, _ := pem.Decode([]byte(c.pem))
3113 b.ReportAllocs()
3114 b.ResetTimer()
3115 for i := 0; i < b.N; i++ {
3116 _, err := ParseCertificate(pemBlock.Bytes)
3117 if err != nil {
3118 b.Fatal(err)
3119 }
3120 }
3121 })
3122 }
3123 }
3124
3125 func TestParseCertificateRawEquals(t *testing.T) {
3126 p, _ := pem.Decode([]byte(pemCertificate))
3127 cert, err := ParseCertificate(p.Bytes)
3128 if err != nil {
3129 t.Fatalf("failed to parse certificate: %s", err)
3130 }
3131 if !bytes.Equal(p.Bytes, cert.Raw) {
3132 t.Fatalf("unexpected Certificate.Raw\ngot: %x\nwant: %x\n", cert.Raw, p.Bytes)
3133 }
3134 fmt.Printf("in: %x\nout: %x\n", p.Bytes, cert.Raw)
3135 }
3136
3137
3138
3139
3140 const mismatchingSigAlgIDPEM = `-----BEGIN CERTIFICATE-----
3141 MIIBBzCBrqADAgECAgEAMAoGCCqGSM49BAMCMAAwIhgPMDAwMTAxMDEwMDAwMDBa
3142 GA8wMDAxMDEwMTAwMDAwMFowADBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABOqV
3143 EDuVXxwZgIU3+dOwv1SsMu0xuV48hf7xmK8n7sAMYgllB+96DnPqBeboJj4snYnx
3144 0AcE0PDVQ1l4Z3YXsQWjFTATMBEGA1UdEQEB/wQHMAWCA2FzZDAKBggqhkjOPQQD
3145 AwNIADBFAiBi1jz/T2HT5nAfrD7zsgR+68qh7Erc6Q4qlxYBOgKG4QIhAOtjIn+Q
3146 tA+bq+55P3ntxTOVRq0nv1mwnkjwt9cQR9Fn
3147 -----END CERTIFICATE-----`
3148
3149
3150
3151
3152 const mismatchingSigAlgParamPEM = `-----BEGIN CERTIFICATE-----
3153 MIIBCTCBrqADAgECAgEAMAoGCCqGSM49BAMCMAAwIhgPMDAwMTAxMDEwMDAwMDBa
3154 GA8wMDAxMDEwMTAwMDAwMFowADBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABOqV
3155 EDuVXxwZgIU3+dOwv1SsMu0xuV48hf7xmK8n7sAMYgllB+96DnPqBeboJj4snYnx
3156 0AcE0PDVQ1l4Z3YXsQWjFTATMBEGA1UdEQEB/wQHMAWCA2FzZDAMBggqhkjOPQQD
3157 AgUAA0gAMEUCIGLWPP9PYdPmcB+sPvOyBH7ryqHsStzpDiqXFgE6AobhAiEA62Mi
3158 f5C0D5ur7nk/ee3FM5VGrSe/WbCeSPC31xBH0Wc=
3159 -----END CERTIFICATE-----`
3160
3161 func TestSigAlgMismatch(t *testing.T) {
3162 for _, certPEM := range []string{mismatchingSigAlgIDPEM, mismatchingSigAlgParamPEM} {
3163 b, _ := pem.Decode([]byte(certPEM))
3164 if b == nil {
3165 t.Fatalf("couldn't decode test certificate")
3166 }
3167 _, err := ParseCertificate(b.Bytes)
3168 if err == nil {
3169 t.Fatalf("expected ParseCertificate to fail")
3170 }
3171 expected := "x509: inner and outer signature algorithm identifiers don't match"
3172 if err.Error() != expected {
3173 t.Errorf("unexpected error from ParseCertificate: got %q, want %q", err.Error(), expected)
3174 }
3175 }
3176 }
3177
3178 const optionalAuthKeyIDPEM = `-----BEGIN CERTIFICATE-----
3179 MIIFEjCCBHugAwIBAgICAQwwDQYJKoZIhvcNAQEFBQAwgbsxJDAiBgNVBAcTG1Zh
3180 bGlDZXJ0IFZhbGlkYXRpb24gTmV0d29yazEXMBUGA1UEChMOVmFsaUNlcnQsIElu
3181 Yy4xNTAzBgNVBAsTLFZhbGlDZXJ0IENsYXNzIDIgUG9saWN5IFZhbGlkYXRpb24g
3182 QXV0aG9yaXR5MSEwHwYDVQQDExhodHRwOi8vd3d3LnZhbGljZXJ0LmNvbS8xIDAe
3183 BgkqhkiG9w0BCQEWEWluZm9AdmFsaWNlcnQuY29tMB4XDTA0MDYyOTE3MzkxNloX
3184 DTI0MDYyOTE3MzkxNlowaDELMAkGA1UEBhMCVVMxJTAjBgNVBAoTHFN0YXJmaWVs
3185 ZCBUZWNobm9sb2dpZXMsIEluYy4xMjAwBgNVBAsTKVN0YXJmaWVsZCBDbGFzcyAy
3186 IENlcnRpZmljYXRpb24gQXV0aG9yaXR5MIIBIDANBgkqhkiG9w0BAQEFAAOCAQ0A
3187 MIIBCAKCAQEAtzLI/ulxpgSFrQwRZN/OTe/IAxiHP6Gr+zymn/DDodrU2G4rU5D7
3188 JKQ+hPCe6F/s5SdE9SimP3ve4CrwyK9TL57KBQGTHo9mHDmnTfpatnMEJWbrd3/n
3189 WcZKmSUUVOsmx/N/GdUwcI+vsEYq/63rKe3Xn6oEh6PU+YmlNF/bQ5GCNtlmPLG4
3190 uYL9nDo+EMg77wZlZnqbGRg9/3FRPDAuX749d3OyXQZswyNWmiuFJpIcpwKz5D8N
3191 rwh5grg2Peqc0zWzvGnK9cyd6P1kjReAM25eSl2ZyR6HtJ0awNVuEzUjXt+bXz3v
3192 1vd2wuo+u3gNHEJnawTY+Nbab4vyRKABqwIBA6OCAfMwggHvMB0GA1UdDgQWBBS/
3193 X7fRzt0fhvRbVazc1xDCDqmI5zCB0gYDVR0jBIHKMIHHoYHBpIG+MIG7MSQwIgYD
3194 VQQHExtWYWxpQ2VydCBWYWxpZGF0aW9uIE5ldHdvcmsxFzAVBgNVBAoTDlZhbGlD
3195 ZXJ0LCBJbmMuMTUwMwYDVQQLEyxWYWxpQ2VydCBDbGFzcyAyIFBvbGljeSBWYWxp
3196 ZGF0aW9uIEF1dGhvcml0eTEhMB8GA1UEAxMYaHR0cDovL3d3dy52YWxpY2VydC5j
3197 b20vMSAwHgYJKoZIhvcNAQkBFhFpbmZvQHZhbGljZXJ0LmNvbYIBATAPBgNVHRMB
3198 Af8EBTADAQH/MDkGCCsGAQUFBwEBBC0wKzApBggrBgEFBQcwAYYdaHR0cDovL29j
3199 c3Auc3RhcmZpZWxkdGVjaC5jb20wSgYDVR0fBEMwQTA/oD2gO4Y5aHR0cDovL2Nl
3200 cnRpZmljYXRlcy5zdGFyZmllbGR0ZWNoLmNvbS9yZXBvc2l0b3J5L3Jvb3QuY3Js
3201 MFEGA1UdIARKMEgwRgYEVR0gADA+MDwGCCsGAQUFBwIBFjBodHRwOi8vY2VydGlm
3202 aWNhdGVzLnN0YXJmaWVsZHRlY2guY29tL3JlcG9zaXRvcnkwDgYDVR0PAQH/BAQD
3203 AgEGMA0GCSqGSIb3DQEBBQUAA4GBAKVi8afCXSWlcD284ipxs33kDTcdVWptobCr
3204 mADkhWBKIMuh8D1195TaQ39oXCUIuNJ9MxB73HZn8bjhU3zhxoNbKXuNSm8uf0So
3205 GkVrMgfHeMpkksK0hAzc3S1fTbvdiuo43NlmouxBulVtWmQ9twPMHOKRUJ7jCUSV
3206 FxdzPcwl
3207 -----END CERTIFICATE-----`
3208
3209 func TestAuthKeyIdOptional(t *testing.T) {
3210 b, _ := pem.Decode([]byte(optionalAuthKeyIDPEM))
3211 if b == nil {
3212 t.Fatalf("couldn't decode test certificate")
3213 }
3214 _, err := ParseCertificate(b.Bytes)
3215 if err != nil {
3216 t.Fatalf("ParseCertificate to failed to parse certificate with optional authority key identifier fields: %s", err)
3217 }
3218 }
3219
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