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Source file src/crypto/x509/pkcs8_test.go

Documentation: crypto/x509

     1  // Copyright 2011 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  	"bytes"
     9  	"crypto/ecdsa"
    10  	"crypto/elliptic"
    11  	"crypto/rsa"
    12  	"encoding/hex"
    13  	"reflect"
    14  	"testing"
    15  )
    16  
    17  // Generated using:
    18  //   openssl genrsa 1024 | openssl pkcs8 -topk8 -nocrypt
    19  var pkcs8RSAPrivateKeyHex = `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`
    20  
    21  // Generated using:
    22  //   openssl ecparam -genkey -name secp224r1 | openssl pkcs8 -topk8 -nocrypt
    23  var pkcs8P224PrivateKeyHex = `3078020100301006072a8648ce3d020106052b810400210461305f020101041cca3d72b3e88fed2684576dad9b80a9180363a5424986900e3abcab3fa13c033a0004f8f2a6372872a4e61263ed893afb919576a4cacfecd6c081a2cbc76873cf4ba8530703c6042b3a00e2205087e87d2435d2e339e25702fae1`
    24  
    25  // Generated using:
    26  //   openssl ecparam -genkey -name secp256r1 | openssl pkcs8 -topk8 -nocrypt
    27  var pkcs8P256PrivateKeyHex = `308187020100301306072a8648ce3d020106082a8648ce3d030107046d306b0201010420dad6b2f49ca774c36d8ae9517e935226f667c929498f0343d2424d0b9b591b43a14403420004b9c9b90095476afe7b860d8bd43568cab7bcb2eed7b8bf2fa0ce1762dd20b04193f859d2d782b1e4cbfd48492f1f533113a6804903f292258513837f07fda735`
    28  
    29  // Generated using:
    30  //   openssl ecparam -genkey -name secp384r1 | openssl pkcs8 -topk8 -nocrypt
    31  var pkcs8P384PrivateKeyHex = `3081b6020100301006072a8648ce3d020106052b8104002204819e30819b02010104309bf832f6aaaeacb78ce47ffb15e6fd0fd48683ae79df6eca39bfb8e33829ac94aa29d08911568684c2264a08a4ceb679a164036200049070ad4ed993c7770d700e9f6dc2baa83f63dd165b5507f98e8ff29b5d2e78ccbe05c8ddc955dbf0f7497e8222cfa49314fe4e269459f8e880147f70d785e530f2939e4bf9f838325bb1a80ad4cf59272ae0e5efe9a9dc33d874492596304bd3`
    32  
    33  // Generated using:
    34  //   openssl ecparam -genkey -name secp521r1 | openssl pkcs8 -topk8 -nocrypt
    35  //
    36  // Note that OpenSSL will truncate the private key if it can (i.e. it emits it
    37  // like an integer, even though it's an OCTET STRING field). Thus if you
    38  // regenerate this you may, randomly, find that it's a byte shorter than
    39  // expected and the Go test will fail to recreate it exactly.
    40  var pkcs8P521PrivateKeyHex = `3081ee020100301006072a8648ce3d020106052b810400230481d63081d3020101044200cfe0b87113a205cf291bb9a8cd1a74ac6c7b2ebb8199aaa9a5010d8b8012276fa3c22ac913369fa61beec2a3b8b4516bc049bde4fb3b745ac11b56ab23ac52e361a1818903818600040138f75acdd03fbafa4f047a8e4b272ba9d555c667962b76f6f232911a5786a0964e5edea6bd21a6f8725720958de049c6e3e6661c1c91b227cebee916c0319ed6ca003db0a3206d372229baf9dd25d868bf81140a518114803ce40c1855074d68c4e9dab9e65efba7064c703b400f1767f217dac82715ac1f6d88c74baf47a7971de4ea`
    41  
    42  func TestPKCS8(t *testing.T) {
    43  	tests := []struct {
    44  		name    string
    45  		keyHex  string
    46  		keyType reflect.Type
    47  		curve   elliptic.Curve
    48  	}{
    49  		{
    50  			name:    "RSA private key",
    51  			keyHex:  pkcs8RSAPrivateKeyHex,
    52  			keyType: reflect.TypeOf(&rsa.PrivateKey{}),
    53  		},
    54  		{
    55  			name:    "P-224 private key",
    56  			keyHex:  pkcs8P224PrivateKeyHex,
    57  			keyType: reflect.TypeOf(&ecdsa.PrivateKey{}),
    58  			curve:   elliptic.P224(),
    59  		},
    60  		{
    61  			name:    "P-256 private key",
    62  			keyHex:  pkcs8P256PrivateKeyHex,
    63  			keyType: reflect.TypeOf(&ecdsa.PrivateKey{}),
    64  			curve:   elliptic.P256(),
    65  		},
    66  		{
    67  			name:    "P-384 private key",
    68  			keyHex:  pkcs8P384PrivateKeyHex,
    69  			keyType: reflect.TypeOf(&ecdsa.PrivateKey{}),
    70  			curve:   elliptic.P384(),
    71  		},
    72  		{
    73  			name:    "P-521 private key",
    74  			keyHex:  pkcs8P521PrivateKeyHex,
    75  			keyType: reflect.TypeOf(&ecdsa.PrivateKey{}),
    76  			curve:   elliptic.P521(),
    77  		},
    78  	}
    79  
    80  	for _, test := range tests {
    81  		derBytes, err := hex.DecodeString(test.keyHex)
    82  		if err != nil {
    83  			t.Errorf("%s: failed to decode hex: %s", test.name, err)
    84  			continue
    85  		}
    86  		privKey, err := ParsePKCS8PrivateKey(derBytes)
    87  		if err != nil {
    88  			t.Errorf("%s: failed to decode PKCS#8: %s", test.name, err)
    89  			continue
    90  		}
    91  		if reflect.TypeOf(privKey) != test.keyType {
    92  			t.Errorf("%s: decoded PKCS#8 returned unexpected key type: %T", test.name, privKey)
    93  			continue
    94  		}
    95  		if ecKey, isEC := privKey.(*ecdsa.PrivateKey); isEC && ecKey.Curve != test.curve {
    96  			t.Errorf("%s: decoded PKCS#8 returned unexpected curve %#v", test.name, ecKey.Curve)
    97  			continue
    98  		}
    99  		reserialised, err := MarshalPKCS8PrivateKey(privKey)
   100  		if err != nil {
   101  			t.Errorf("%s: failed to marshal into PKCS#8: %s", test.name, err)
   102  			continue
   103  		}
   104  		if !bytes.Equal(derBytes, reserialised) {
   105  			t.Errorf("%s: marshalled PKCS#8 didn't match original: got %x, want %x", test.name, reserialised, derBytes)
   106  			continue
   107  		}
   108  	}
   109  }
   110  

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