libgo/go/crypto/x509/x509_test.go

   1 // Copyright 2009 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 package x509
   6
   7 import (
   8         "asn1"
   9         "big"
  10         "crypto/rand"
  11         "crypto/rsa"
  12         "encoding/hex"
  13         "encoding/pem"
  14         "reflect"
  15         "testing"
  16         "time"
  17 )
  18
  19 func TestParsePKCS1PrivateKey(t *testing.T) {
  20         block, _ := pem.Decode([]byte(pemPrivateKey))
  21         priv, err := ParsePKCS1PrivateKey(block.Bytes)
  22         if err != nil {
  23                 t.Errorf("Failed to parse private key: %s", err)
  24         }
  25         if !reflect.DeepEqual(priv, rsaPrivateKey) {
  26                 t.Errorf("got:%+v want:%+v", priv, rsaPrivateKey)
  27         }
  28 }
  29
  30 var pemPrivateKey = `-----BEGIN RSA PRIVATE KEY-----
  31 MIIBOgIBAAJBALKZD0nEffqM1ACuak0bijtqE2QrI/KLADv7l3kK3ppMyCuLKoF0
  32 fd7Ai2KW5ToIwzFofvJcS/STa6HA5gQenRUCAwEAAQJBAIq9amn00aS0h/CrjXqu
  33 /ThglAXJmZhOMPVn4eiu7/ROixi9sex436MaVeMqSNf7Ex9a8fRNfWss7Sqd9eWu
  34 RTUCIQDasvGASLqmjeffBNLTXV2A5g4t+kLVCpsEIZAycV5GswIhANEPLmax0ME/
  35 EO+ZJ79TJKN5yiGBRsv5yvx5UiHxajEXAiAhAol5N4EUyq6I9w1rYdhPMGpLfk7A
  36 IU2snfRJ6Nq2CQIgFrPsWRCkV+gOYcajD17rEqmuLrdIRexpg8N1DOSXoJ8CIGlS
  37 tAboUGBxTDq3ZroNism3DaMIbKPyYrAqhKov1h5V
  38 -----END RSA PRIVATE KEY-----
  39 `
  40
  41 func bigFromString(s string) *big.Int {
  42         ret := new(big.Int)
  43         ret.SetString(s, 10)
  44         return ret
  45 }
  46
  47 var rsaPrivateKey = &rsa.PrivateKey{
  48         PublicKey: rsa.PublicKey{
  49                 N: bigFromString("9353930466774385905609975137998169297361893554149986716853295022578535724979677252958524466350471210367835187480748268864277464700638583474144061408845077"),
  50                 E: 65537,
  51         },
  52         D: bigFromString("7266398431328116344057699379749222532279343923819063639497049039389899328538543087657733766554155839834519529439851673014800261285757759040931985506583861"),
  53         P: bigFromString("98920366548084643601728869055592650835572950932266967461790948584315647051443"),
  54         Q: bigFromString("94560208308847015747498523884063394671606671904944666360068158221458669711639"),
  55 }
  56
  57 type matchHostnamesTest struct {
  58         pattern, host string
  59         ok            bool
  60 }
  61
  62 var matchHostnamesTests = []matchHostnamesTest{
  63         {"a.b.c", "a.b.c", true},
  64         {"a.b.c", "b.b.c", false},
  65         {"", "b.b.c", false},
  66         {"a.b.c", "", false},
  67         {"example.com", "example.com", true},
  68         {"example.com", "www.example.com", false},
  69         {"*.example.com", "www.example.com", true},
  70         {"*.example.com", "xyz.www.example.com", false},
  71         {"*.*.example.com", "xyz.www.example.com", true},
  72         {"*.www.*.com", "xyz.www.example.com", true},
  73 }
  74
  75 func TestMatchHostnames(t *testing.T) {
  76         for i, test := range matchHostnamesTests {
  77                 r := matchHostnames(test.pattern, test.host)
  78                 if r != test.ok {
  79                         t.Errorf("#%d mismatch got: %t want: %t", i, r, test.ok)
  80                 }
  81         }
  82 }
  83
  84 func TestCertificateParse(t *testing.T) {
  85         s, _ := hex.DecodeString(certBytes)
  86         certs, err := ParseCertificates(s)
  87         if err != nil {
  88                 t.Error(err)
  89         }
  90         if len(certs) != 2 {
  91                 t.Errorf("Wrong number of certs: got %d want 2", len(certs))
  92                 return
  93         }
  94
  95         err = certs[0].CheckSignatureFrom(certs[1])
  96         if err != nil {
  97                 t.Error(err)
  98         }
  99
 100         if err := certs[0].VerifyHostname("mail.google.com"); err != nil {
 101                 t.Error(err)
 102         }
 103 }
 104
 105 var certBytes = "308203223082028ba00302010202106edf0d9499fd4533dd1297fc42a93be1300d06092a864886" +
 106         "f70d0101050500304c310b3009060355040613025a4131253023060355040a131c546861777465" +
 107         "20436f6e73756c74696e67202850747929204c74642e311630140603550403130d546861777465" +
 108         "20534743204341301e170d3039303332353136343932395a170d3130303332353136343932395a" +
 109         "3069310b3009060355040613025553311330110603550408130a43616c69666f726e6961311630" +
 110         "140603550407130d4d6f756e7461696e205669657731133011060355040a130a476f6f676c6520" +
 111         "496e63311830160603550403130f6d61696c2e676f6f676c652e636f6d30819f300d06092a8648" +
 112         "86f70d010101050003818d0030818902818100c5d6f892fccaf5614b064149e80a2c9581a218ef" +
 113         "41ec35bd7a58125ae76f9ea54ddc893abbeb029f6b73616bf0ffd868791fba7af9c4aebf3706ba" +
 114         "3eeaeed27435b4ddcfb157c05f351d66aa87fee0de072d66d773affbd36ab78bef090e0cc861a9" +
 115         "03ac90dd98b51c9c41566c017f0beec3bff391051ffba0f5cc6850ad2a590203010001a381e730" +
 116         "81e430280603551d250421301f06082b0601050507030106082b06010505070302060960864801" +
 117         "86f842040130360603551d1f042f302d302ba029a0278625687474703a2f2f63726c2e74686177" +
 118         "74652e636f6d2f54686177746553474343412e63726c307206082b060105050701010466306430" +
 119         "2206082b060105050730018616687474703a2f2f6f6373702e7468617774652e636f6d303e0608" +
 120         "2b060105050730028632687474703a2f2f7777772e7468617774652e636f6d2f7265706f736974" +
 121         "6f72792f5468617774655f5347435f43412e637274300c0603551d130101ff04023000300d0609" +
 122         "2a864886f70d01010505000381810062f1f3050ebc105e497c7aedf87e24d2f4a986bb3b837bd1" +
 123         "9b91ebcad98b065992f6bd2b49b7d6d3cb2e427a99d606c7b1d46352527fac39e6a8b6726de5bf" +
 124         "70212a52cba07634a5e332011bd1868e78eb5e3c93cf03072276786f207494feaa0ed9d53b2110" +
 125         "a76571f90209cdae884385c882587030ee15f33d761e2e45a6bc308203233082028ca003020102" +
 126         "020430000002300d06092a864886f70d0101050500305f310b3009060355040613025553311730" +
 127         "15060355040a130e566572695369676e2c20496e632e31373035060355040b132e436c61737320" +
 128         "33205075626c6963205072696d6172792043657274696669636174696f6e20417574686f726974" +
 129         "79301e170d3034303531333030303030305a170d3134303531323233353935395a304c310b3009" +
 130         "060355040613025a4131253023060355040a131c54686177746520436f6e73756c74696e672028" +
 131         "50747929204c74642e311630140603550403130d5468617774652053474320434130819f300d06" +
 132         "092a864886f70d010101050003818d0030818902818100d4d367d08d157faecd31fe7d1d91a13f" +
 133         "0b713cacccc864fb63fc324b0794bd6f80ba2fe10493c033fc093323e90b742b71c403c6d2cde2" +
 134         "2ff50963cdff48a500bfe0e7f388b72d32de9836e60aad007bc4644a3b847503f270927d0e62f5" +
 135         "21ab693684317590f8bfc76c881b06957cc9e5a8de75a12c7a68dfd5ca1c875860190203010001" +
 136         "a381fe3081fb30120603551d130101ff040830060101ff020100300b0603551d0f040403020106" +
 137         "301106096086480186f842010104040302010630280603551d110421301fa41d301b3119301706" +
 138         "035504031310507269766174654c6162656c332d313530310603551d1f042a30283026a024a022" +
 139         "8620687474703a2f2f63726c2e766572697369676e2e636f6d2f706361332e63726c303206082b" +
 140         "0601050507010104263024302206082b060105050730018616687474703a2f2f6f6373702e7468" +
 141         "617774652e636f6d30340603551d25042d302b06082b0601050507030106082b06010505070302" +
 142         "06096086480186f8420401060a6086480186f845010801300d06092a864886f70d010105050003" +
 143         "81810055ac63eadea1ddd2905f9f0bce76be13518f93d9052bc81b774bad6950a1eededcfddb07" +
 144         "e9e83994dcab72792f06bfab8170c4a8edea5334edef1e53d906c7562bd15cf4d18a8eb42bb137" +
 145         "9048084225c53e8acb7feb6f04d16dc574a2f7a27c7b603c77cd0ece48027f012fb69b37e02a2a" +
 146         "36dcd585d6ace53f546f961e05af"
 147
 148 func TestCreateSelfSignedCertificate(t *testing.T) {
 149         random := rand.Reader
 150
 151         block, _ := pem.Decode([]byte(pemPrivateKey))
 152         priv, err := ParsePKCS1PrivateKey(block.Bytes)
 153         if err != nil {
 154                 t.Errorf("Failed to parse private key: %s", err)
 155                 return
 156         }
 157
 158         template := Certificate{
 159                 SerialNumber: []byte{1},
 160                 Subject: Name{
 161                         CommonName:   "test.example.com",
 162                         Organization: []string{"Acme Co"},
 163                 },
 164                 NotBefore: time.SecondsToUTC(1000),
 165                 NotAfter:  time.SecondsToUTC(100000),
 166
 167                 SubjectKeyId: []byte{1, 2, 3, 4},
 168                 KeyUsage:     KeyUsageCertSign,
 169
 170                 BasicConstraintsValid: true,
 171                 IsCA:                  true,
 172                 DNSNames:              []string{"test.example.com"},
 173
 174                 PolicyIdentifiers: []asn1.ObjectIdentifier{[]int{1, 2, 3}},
 175         }
 176
 177         derBytes, err := CreateCertificate(random, &template, &template, &priv.PublicKey, priv)
 178         if err != nil {
 179                 t.Errorf("Failed to create certificate: %s", err)
 180                 return
 181         }
 182
 183         cert, err := ParseCertificate(derBytes)
 184         if err != nil {
 185                 t.Errorf("Failed to parse certificate: %s", err)
 186                 return
 187         }
 188
 189         if len(cert.PolicyIdentifiers) != 1 || !cert.PolicyIdentifiers[0].Equal(template.PolicyIdentifiers[0]) {
 190                 t.Errorf("Failed to parse policy identifiers: got:%#v want:%#v", cert.PolicyIdentifiers, template.PolicyIdentifiers)
 191         }
 192
 193         err = cert.CheckSignatureFrom(cert)
 194         if err != nil {
 195                 t.Errorf("Signature verification failed: %s", err)
 196                 return
 197         }
 198 }