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jwk_test.go
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jwk_test.go
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/*-
* Copyright 2014 Square Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jose
import (
"bytes"
"crypto"
"crypto/ecdsa"
"crypto/ed25519"
"crypto/elliptic"
"crypto/rsa"
"crypto/sha1"
"crypto/sha256"
"crypto/x509"
"encoding/hex"
"math/big"
"reflect"
"strings"
"testing"
"github.com/go-jose/go-jose/v4/json"
"github.com/google/go-cmp/cmp"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// Test chain of two X.509 certificates
var testCertificates, _ = x509.ParseCertificates(fromBase64Bytes(`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`))
func TestCurveSize(t *testing.T) {
size256 := curveSize(elliptic.P256())
size384 := curveSize(elliptic.P384())
size521 := curveSize(elliptic.P521())
if size256 != 32 {
t.Error("P-256 have 32 bytes")
}
if size384 != 48 {
t.Error("P-384 have 48 bytes")
}
if size521 != 66 {
t.Error("P-521 have 66 bytes")
}
}
func TestRoundtripRsaPrivate(t *testing.T) {
jwk, err := fromRsaPrivateKey(rsaTestKey)
if err != nil {
t.Error("problem constructing JWK from rsa key", err)
}
rsa2, err := jwk.rsaPrivateKey()
if err != nil {
t.Error("problem converting RSA private -> JWK", err)
}
if rsa2.N.Cmp(rsaTestKey.N) != 0 {
t.Error("RSA private N mismatch")
}
if rsa2.E != rsaTestKey.E {
t.Error("RSA private E mismatch")
}
if rsa2.D.Cmp(rsaTestKey.D) != 0 {
t.Error("RSA private D mismatch")
}
if len(rsa2.Primes) != 2 {
t.Error("RSA private roundtrip expected two primes")
}
if rsa2.Primes[0].Cmp(rsaTestKey.Primes[0]) != 0 {
t.Error("RSA private P mismatch")
}
if rsa2.Primes[1].Cmp(rsaTestKey.Primes[1]) != 0 {
t.Error("RSA private Q mismatch")
}
}
func TestRoundtripRsaPrivatePrecomputed(t *testing.T) {
// Isolate a shallow copy of the rsaTestKey to avoid polluting it with Precompute
localKey := &(*rsaTestKey)
localKey.Precompute()
jwk, err := fromRsaPrivateKey(localKey)
if err != nil {
t.Error("problem constructing JWK from rsa key", err)
}
rsa2, err := jwk.rsaPrivateKey()
if err != nil {
t.Error("problem converting RSA private -> JWK", err)
}
if rsa2.Precomputed.Dp == nil {
t.Error("RSA private Dp nil")
}
if rsa2.Precomputed.Dq == nil {
t.Error("RSA private Dq nil")
}
if rsa2.Precomputed.Qinv == nil {
t.Error("RSA private Qinv nil")
}
if rsa2.Precomputed.Dp.Cmp(localKey.Precomputed.Dp) != 0 {
t.Error("RSA private Dp mismatch")
}
if rsa2.Precomputed.Dq.Cmp(localKey.Precomputed.Dq) != 0 {
t.Error("RSA private Dq mismatch")
}
if rsa2.Precomputed.Qinv.Cmp(localKey.Precomputed.Qinv) != 0 {
t.Error("RSA private Qinv mismatch")
}
}
func TestRsaPrivateInsufficientPrimes(t *testing.T) {
brokenRsaPrivateKey := rsa.PrivateKey{
PublicKey: rsa.PublicKey{
N: rsaTestKey.N,
E: rsaTestKey.E,
},
D: rsaTestKey.D,
Primes: []*big.Int{rsaTestKey.Primes[0]},
}
_, err := fromRsaPrivateKey(&brokenRsaPrivateKey)
if err != ErrUnsupportedKeyType {
t.Error("expected unsupported key type error, got", err)
}
}
func TestRsaPrivateExcessPrimes(t *testing.T) {
brokenRsaPrivateKey := rsa.PrivateKey{
PublicKey: rsa.PublicKey{
N: rsaTestKey.N,
E: rsaTestKey.E,
},
D: rsaTestKey.D,
Primes: []*big.Int{
rsaTestKey.Primes[0],
rsaTestKey.Primes[1],
big.NewInt(3),
},
}
_, err := fromRsaPrivateKey(&brokenRsaPrivateKey)
if err != ErrUnsupportedKeyType {
t.Error("expected unsupported key type error, got", err)
}
}
func TestRoundtripEcPublic(t *testing.T) {
for i, ecTestKey := range []*ecdsa.PrivateKey{ecTestKey256, ecTestKey384, ecTestKey521} {
jwk, err := fromEcPublicKey(&ecTestKey.PublicKey)
if err != nil {
t.Fatal(err)
}
ec2, err := jwk.ecPublicKey()
if err != nil {
t.Error("problem converting ECDSA private -> JWK", i, err)
}
if !reflect.DeepEqual(ec2.Curve, ecTestKey.Curve) {
t.Error("ECDSA private curve mismatch", i)
}
if ec2.X.Cmp(ecTestKey.X) != 0 {
t.Error("ECDSA X mismatch", i)
}
if ec2.Y.Cmp(ecTestKey.Y) != 0 {
t.Error("ECDSA Y mismatch", i)
}
}
}
func TestRoundtripEcPrivate(t *testing.T) {
for i, ecTestKey := range []*ecdsa.PrivateKey{ecTestKey256, ecTestKey384, ecTestKey521} {
jwk, err := fromEcPrivateKey(ecTestKey)
if err != nil {
t.Fatal(err)
}
ec2, err := jwk.ecPrivateKey()
if err != nil {
t.Fatalf("problem converting ECDSA private -> JWK for %#v: %s", ecTestKey, err)
}
if !reflect.DeepEqual(ec2.Curve, ecTestKey.Curve) {
t.Error("ECDSA private curve mismatch", i)
}
if ec2.X.Cmp(ecTestKey.X) != 0 {
t.Error("ECDSA X mismatch", i)
}
if ec2.Y.Cmp(ecTestKey.Y) != 0 {
t.Error("ECDSA Y mismatch", i)
}
if ec2.D.Cmp(ecTestKey.D) != 0 {
t.Error("ECDSA D mismatch", i)
}
}
}
func TestRoundtripX509(t *testing.T) {
x5tSHA1 := sha1.Sum(testCertificates[0].Raw)
x5tSHA256 := sha256.Sum256(testCertificates[0].Raw)
cases := []struct {
name string
jwk JSONWebKey
}{
{
name: "all fields",
jwk: JSONWebKey{
Key: testCertificates[0].PublicKey,
KeyID: "bar",
Algorithm: "foo",
Certificates: testCertificates,
CertificateThumbprintSHA1: x5tSHA1[:],
CertificateThumbprintSHA256: x5tSHA256[:],
},
},
{
name: "no optional x5ts",
jwk: JSONWebKey{
Key: testCertificates[0].PublicKey,
KeyID: "bar",
Algorithm: "foo",
Certificates: testCertificates,
},
},
{
name: "no x5t",
jwk: JSONWebKey{
Key: testCertificates[0].PublicKey,
KeyID: "bar",
Algorithm: "foo",
Certificates: testCertificates,
CertificateThumbprintSHA256: x5tSHA256[:],
},
},
{
name: "no x5t#S256",
jwk: JSONWebKey{
Key: testCertificates[0].PublicKey,
KeyID: "bar",
Algorithm: "foo",
Certificates: testCertificates,
CertificateThumbprintSHA1: x5tSHA1[:],
},
},
}
for _, c := range cases {
t.Run(c.name, func(t *testing.T) {
jsonbar, err := c.jwk.MarshalJSON()
require.NoError(t, err)
var jwk2 JSONWebKey
err = jwk2.UnmarshalJSON(jsonbar)
require.NoError(t, err)
if !reflect.DeepEqual(testCertificates, jwk2.Certificates) {
t.Error("Certificates not equal", c.jwk.Certificates, jwk2.Certificates)
}
jsonbar2, err := jwk2.MarshalJSON()
require.NoError(t, err)
require.Empty(t, cmp.Diff(jsonbar, jsonbar2))
if !bytes.Equal(jsonbar, jsonbar2) {
t.Error("roundtrip should not lose information")
}
})
}
}
func TestRoundtripX509Hex(t *testing.T) {
var hexJWK = `{
"kty":"RSA",
"kid":"bar",
"alg":"foo",
"n":"u7LUr30Mhrh8N79-H4rKiHQ123q6xaBZPYbf1nV4GM19rizSnbEfyebG1kpfCv-XY6c499XiM6lOvcPL-0goTOcfW6Lg7AAR895GbnMeXEmnxICaI8rAZHK6t1WPmiWp82y_qhK2F_pYUaT3GSuiTFiMGq_GNwdpWuMlsInnnMNv1nxFbxtDPwzmCp0fEBxbH5d1EtXZwTPOHMyj8rfa-NIA5Nl4h_5RrbOWveKwBr26_CDAratJgOWh9xcd5g0ot_uDGcMoAgB6xeTuYklfaxCPptvu49kvoxw1J71fp6nKW_ZuhDRAp2F_BQ9inKpTo05sPLJg8tPTdjaeouOuJQ",
"e":"AQAB",
"x5c":[
"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",
"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"
],
"x5t": "MDYxMjU0ZmRmNzIwZjJjMGU0YmQzZjMzMzlhMmZlNTM1MGExNWRlMQ",
"x5t#S256": "MjAzMjRhNGI5MmYxMjI2OGVmOWFlMDI1ZmQ1Yzc5ZDE1OGZmNzQ1NzQwMDkyMTk2ZTgzNTNjMDAzMTUxNzUxMQ"
}`
// json output
var output = `{
"kty":"RSA",
"kid":"bar",
"alg":"foo",
"n":"u7LUr30Mhrh8N79-H4rKiHQ123q6xaBZPYbf1nV4GM19rizSnbEfyebG1kpfCv-XY6c499XiM6lOvcPL-0goTOcfW6Lg7AAR895GbnMeXEmnxICaI8rAZHK6t1WPmiWp82y_qhK2F_pYUaT3GSuiTFiMGq_GNwdpWuMlsInnnMNv1nxFbxtDPwzmCp0fEBxbH5d1EtXZwTPOHMyj8rfa-NIA5Nl4h_5RrbOWveKwBr26_CDAratJgOWh9xcd5g0ot_uDGcMoAgB6xeTuYklfaxCPptvu49kvoxw1J71fp6nKW_ZuhDRAp2F_BQ9inKpTo05sPLJg8tPTdjaeouOuJQ",
"e":"AQAB",
"x5c":[
"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",
"MIIDUzCCAjugAwIBAgIJAKg+LQlirffwMA0GCSqGSIb3DQEBCwUAMFUxCzAJBgNVBAYTAlVTMQswCQYDVQQIEwJDQTEQMA4GA1UEChMHY2VydGlnbzEQMA4GA1UECxMHZXhhbXBsZTEVMBMGA1UEAxMMZXhhbXBsZS1yb290MB4XDTE2MDYxMDIyMTQxMVoXDTIzMDQxNTIyMTQxMVowVTELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAkNBMRAwDgYDVQQKEwdjZXJ0aWdvMRAwDgYDVQQLEwdleGFtcGxlMRUwEwYDVQQDEwxleGFtcGxlLXJvb3QwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDKOEoSiNjMQ8/zUFcQW89LWw+UeTXKGwNDSpGjyi8jBKZ1lWPbnMmrjI6DZ9ReevHHzqBdKZt+9NFPFEz7djDMRByIuJhRvzhfFBflaIdSeNk2+NpUaFuUUUd6IIePu0AdRveJ8ZGHXRwCeEDIVCZS4oBYPHOhX/zMWDg8vSO4pSxTjGc7I8fHxaUSkVzUBbeO9T/1eFk0m2uxs3UziUck2X/8YqRd+p/EaBED78nXvKRALAguKAzqxIgk3ccPK0SVQFNFq+eV1/qo8coueQuqMpCAvwVkfpVKhneyC2NlMrfzlcZZbfG/irlSjQn5+ExZX4Isy1pCUbOiVfSrsCdtAgMBAAGjJjAkMA4GA1UdDwEB/wQEAwICBDASBgNVHRMBAf8ECDAGAQH/AgEAMA0GCSqGSIb3DQEBCwUAA4IBAQCLEJU65vTU+oLbNHLOCR6fALrbjK7xsi6SFDpSXBMm74MWsy3myDBmXpOcN8hCYgsgivUXTQz9ynXP/pzOj4b83zzlaOfPtLTAmMhKWVV4Q85mrDQz+HzG4lKXM78eTsD8PyrocA/tSE7mVEJ0Jal4E2KI/Z9/fqpYFLB6LFlx5n83ehXM/egA0l4OeCC9nBKCeNUN3sIQO85lljyzAJdtWnsdoWogJs6qjcV8n2U5xjZxN5ZFdclYLjq6g2cjEXXMQxb8b7ZhHjLWFdjHP85UvXHK3DpK3JmUg8bYS7t1DJffDQNjawhlsMycKZN+r0ND0Um4m7AjGqxbKT/M2yKF"
],
"x5t":"BhJU_fcg8sDkvT8zOaL-U1ChXeE",
"x5t#S256":"IDJKS5LxImjvmuAl_Vx50Vj_dFdACSGW6DU8ADFRdRE"
}`
var jwk2 JSONWebKey
err := jwk2.UnmarshalJSON([]byte(hexJWK))
require.NoError(t, err)
js, err := jwk2.MarshalJSON()
require.NoError(t, err)
var j1, j2 map[string]interface{}
require.NoError(t, json.Unmarshal(js, &j1))
require.NoError(t, json.Unmarshal([]byte(output), &j2))
require.Empty(t, cmp.Diff(j1, j2))
}
func TestCertificatesURL(t *testing.T) {
var urlJWK = `{
"kty":"RSA",
"n":"u7LUr30Mhrh8N79-H4rKiHQ123q6xaBZPYbf1nV4GM19rizSnbEfyebG1kpfCv-XY6c499XiM6lOvcPL-0goTOcfW6Lg7AAR895GbnMeXEmnxICaI8rAZHK6t1WPmiWp82y_qhK2F_pYUaT3GSuiTFiMGq_GNwdpWuMlsInnnMNv1nxFbxtDPwzmCp0fEBxbH5d1EtXZwTPOHMyj8rfa-NIA5Nl4h_5RrbOWveKwBr26_CDAratJgOWh9xcd5g0ot_uDGcMoAgB6xeTuYklfaxCPptvu49kvoxw1J71fp6nKW_ZuhDRAp2F_BQ9inKpTo05sPLJg8tPTdjaeouOuJQ",
"e":"AQAB",
"x5u": "https://example.com/keys.json"
}`
var jwk2 JSONWebKey
err := jwk2.UnmarshalJSON([]byte(urlJWK))
require.NoError(t, err)
require.Equal(t, "https://example.com/keys.json", jwk2.CertificatesURL.String())
js, err := jwk2.MarshalJSON()
require.NoError(t, err)
var j1, j2 map[string]interface{}
require.NoError(t, json.Unmarshal(js, &j1))
require.NoError(t, json.Unmarshal([]byte(urlJWK), &j2))
require.Empty(t, cmp.Diff(j1, j2))
var invalidURLJWK = `{
"kty":"RSA",
"n":"u7LUr30Mhrh8N79-H4rKiHQ123q6xaBZPYbf1nV4GM19rizSnbEfyebG1kpfCv-XY6c499XiM6lOvcPL-0goTOcfW6Lg7AAR895GbnMeXEmnxICaI8rAZHK6t1WPmiWp82y_qhK2F_pYUaT3GSuiTFiMGq_GNwdpWuMlsInnnMNv1nxFbxtDPwzmCp0fEBxbH5d1EtXZwTPOHMyj8rfa-NIA5Nl4h_5RrbOWveKwBr26_CDAratJgOWh9xcd5g0ot_uDGcMoAgB6xeTuYklfaxCPptvu49kvoxw1J71fp6nKW_ZuhDRAp2F_BQ9inKpTo05sPLJg8tPTdjaeouOuJQ",
"e":"AQAB",
"x5u": "://example.com/keys.json"
}`
err = jwk2.UnmarshalJSON([]byte(invalidURLJWK))
require.EqualError(t, err, "go-jose/go-jose: invalid JWK, x5u header is invalid URL: parse \"://example.com/keys.json\": missing protocol scheme")
}
func TestInvalidThumbprintsX509(t *testing.T) {
// Too short
jwk := JSONWebKey{
Key: rsaTestKey,
KeyID: "bar",
Algorithm: "foo",
Certificates: testCertificates,
CertificateThumbprintSHA1: []byte{0x01}, // invalid length
CertificateThumbprintSHA256: []byte{0x02}, // invalid length
}
_, err := jwk.MarshalJSON()
if err == nil {
t.Error("should not marshal JWK with too short thumbprints")
}
// Mismatched (leaf has different sum)
sha1sum := sha1.Sum(nil)
jwk.CertificateThumbprintSHA1 = sha1sum[:]
sha256sum := sha256.Sum256(nil)
jwk.CertificateThumbprintSHA256 = sha256sum[:]
_, err = jwk.MarshalJSON()
if err == nil {
t.Error("should not marshal JWK with mismatched thumbprints")
}
// Too short
shortThumbprints := []byte(`{
"kty": "RSA",
"kid": "bar",
"alg": "foo",
"n": "wN3v274Fr7grvZdXirEGkHlhYKh72gP-46MxQilMgANi6EaX2m0mYiMC60X1UmOhQNoVW0ItthMME-CGh7haA_Jeou_L6-EVOz-7lGu_J06VRl-mgkQZO0sYSkRY8Rsu7TW-pgnWWwZjSdgxN2gq7DvjjC4RLroV94Lgrb2Qwx6J5bZNOfj3pHmEWZ_eRFEH73Ct5RxwUKtNKx_XAmodZn9oFXBlN7F2Js-4DO-8UgbS7ALkTmhDzClT1GPfdLMusmXw4BXyV72vBOWrbUTdwk4pG8ahPQ0cGQ1ubaAmro_k3Bxg06voWPhXx7ALrpzmZCzr6YY-c5Y5rku4qXh-HQ",
"e": "AQAB",
"d": "RRM3xMvZ3YVopQ5_G_0rDLNsXOH6-apUr9LS4Y9JBtAvrGEcIe7VwHApq3ny0v870a5J19Vr6boIqVXQ2Or90kwL-O9JacHDiOTamd29KKbMb9fyGtWo88OBf5fbAv9pXyvQjEcZrqArD1eOyPlV5iXM6XfWT5X2KB-HuLIcFsVJSEb0yw943dEhZKkv2fySlVtKEhji2CfkMWP438G8auxwFPNIXmuvA1xvcAepOiI9I1Wy17txLOQg8MYBl98F7mxPUMpL3jm8-CSuxpknucFuFIrqIsbGmukSNp14APcu7bN0cJW5uVW-XtGbuioJkPjU2YJgfhIeMI8kuny5QQ",
"p": "yRNzbsreZK9MqJgbVsbl7SX2MyyJW_JnFKGdyrXzMqCtzRS7XJ9L3SwdDG_ERgSCkT9PP2dax9fS7RghHNJIU_NlPnJqzBPvPyzbjho7hcGYGDU2UO8E3SBP1WKm1SnlYhm1uHwrHudAO0D5jhVYQfRwem-zX3QibrsxEyxSELM",
"q": "9Yx0zzrhSxdE8ubryZfOyOw6cSbUdyCMgY3IFmEdb_UDZOQNMDCFj2RS1g6yFGKuaFqnL9ZRnmprikf20w-mu-LtLU_l0eK4U7pbAoB--pxFP_O6Yk3ZBu_YJ3FpimyX1v4OVZT-JOU_caKiTrPnlw3P7KbEc9iu_bOc8dE-_e8",
"dp": "GwiFbXDS44B58vS4QDtvcCm5Zvnm4bi-SRTNbRJ3Rug5Vagi5Hn6LhsfMKvaHHvAvhxf4CtaFiIbFos28HQJC1he1T12xEct1DWIsxstw3bapu6IhesMoVoVwZ-IxIHkeALy3oG7HmWCyjSbGJIgEoX1lVBtMjkf4_lAyM4dnmc",
"dq": "XYtXyMbOo3PG8Z6lfxRVU9gi346CbKu6u3RPIK94rnkyBNKYb55ck2cN47yPfRKnDNxUSvYj--zg8To_PuL8iyGFZ7jDffUYcdVR7J8VQNYdz6JDhEXSA0GGIGilY3XBVsdMoK_1Lgsj41-o48DH3pUFfEuAFf4blE1D4h_sFoM",
"qi": "CN3q5TMZO06DlK4onrJ687bPp2GE-fynd7ADPdf1ek3cXbeaFApVNp4w-i8zr7IVugQohn01i_jnkymw4UN-acoIzX2sGYhgDm6le1jyfv28bQ_Z5hT0rFNlPfGyK0kkPYUTxZ4ZCKpCYJT9C1nH58Yu4xFk4VR1zhULegjCCd4",
"x5c": [
"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"
],
"x5t": "BhJU_fcg8sDkvT8zOaL-U1C",
"x5t#S256": "IDJKS5LxImjvmuAl_Vx50Vj_dFdACSGW6DU8ADF"
}`)
// Mismatched (leaf has different sum)
mismatchedThumbprints := []byte(`{
"kty": "RSA",
"kid": "bar",
"alg": "foo",
"n": "wN3v274Fr7grvZdXirEGkHlhYKh72gP-46MxQilMgANi6EaX2m0mYiMC60X1UmOhQNoVW0ItthMME-CGh7haA_Jeou_L6-EVOz-7lGu_J06VRl-mgkQZO0sYSkRY8Rsu7TW-pgnWWwZjSdgxN2gq7DvjjC4RLroV94Lgrb2Qwx6J5bZNOfj3pHmEWZ_eRFEH73Ct5RxwUKtNKx_XAmodZn9oFXBlN7F2Js-4DO-8UgbS7ALkTmhDzClT1GPfdLMusmXw4BXyV72vBOWrbUTdwk4pG8ahPQ0cGQ1ubaAmro_k3Bxg06voWPhXx7ALrpzmZCzr6YY-c5Y5rku4qXh-HQ",
"e": "AQAB",
"d": "RRM3xMvZ3YVopQ5_G_0rDLNsXOH6-apUr9LS4Y9JBtAvrGEcIe7VwHApq3ny0v870a5J19Vr6boIqVXQ2Or90kwL-O9JacHDiOTamd29KKbMb9fyGtWo88OBf5fbAv9pXyvQjEcZrqArD1eOyPlV5iXM6XfWT5X2KB-HuLIcFsVJSEb0yw943dEhZKkv2fySlVtKEhji2CfkMWP438G8auxwFPNIXmuvA1xvcAepOiI9I1Wy17txLOQg8MYBl98F7mxPUMpL3jm8-CSuxpknucFuFIrqIsbGmukSNp14APcu7bN0cJW5uVW-XtGbuioJkPjU2YJgfhIeMI8kuny5QQ",
"p": "yRNzbsreZK9MqJgbVsbl7SX2MyyJW_JnFKGdyrXzMqCtzRS7XJ9L3SwdDG_ERgSCkT9PP2dax9fS7RghHNJIU_NlPnJqzBPvPyzbjho7hcGYGDU2UO8E3SBP1WKm1SnlYhm1uHwrHudAO0D5jhVYQfRwem-zX3QibrsxEyxSELM",
"q": "9Yx0zzrhSxdE8ubryZfOyOw6cSbUdyCMgY3IFmEdb_UDZOQNMDCFj2RS1g6yFGKuaFqnL9ZRnmprikf20w-mu-LtLU_l0eK4U7pbAoB--pxFP_O6Yk3ZBu_YJ3FpimyX1v4OVZT-JOU_caKiTrPnlw3P7KbEc9iu_bOc8dE-_e8",
"dp": "GwiFbXDS44B58vS4QDtvcCm5Zvnm4bi-SRTNbRJ3Rug5Vagi5Hn6LhsfMKvaHHvAvhxf4CtaFiIbFos28HQJC1he1T12xEct1DWIsxstw3bapu6IhesMoVoVwZ-IxIHkeALy3oG7HmWCyjSbGJIgEoX1lVBtMjkf4_lAyM4dnmc",
"dq": "XYtXyMbOo3PG8Z6lfxRVU9gi346CbKu6u3RPIK94rnkyBNKYb55ck2cN47yPfRKnDNxUSvYj--zg8To_PuL8iyGFZ7jDffUYcdVR7J8VQNYdz6JDhEXSA0GGIGilY3XBVsdMoK_1Lgsj41-o48DH3pUFfEuAFf4blE1D4h_sFoM",
"qi": "CN3q5TMZO06DlK4onrJ687bPp2GE-fynd7ADPdf1ek3cXbeaFApVNp4w-i8zr7IVugQohn01i_jnkymw4UN-acoIzX2sGYhgDm6le1jyfv28bQ_Z5hT0rFNlPfGyK0kkPYUTxZ4ZCKpCYJT9C1nH58Yu4xFk4VR1zhULegjCCd4",
"x5c": [
"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"
],
"x5t": "BhJU_fcg8sDkvT8zOaL-U1ChXeX",
"x5t#S256": "IDJKS5LxImjvmuAl_Vx50Vj_dFdACSGW6DU8ADFRdRX"
}`)
var jwk2 JSONWebKey
err = jwk2.UnmarshalJSON(mismatchedThumbprints)
if err == nil {
t.Error("should not unmarshal JWK with mismatched thumbprints")
}
err = jwk2.UnmarshalJSON(shortThumbprints)
if err == nil {
t.Error("should not unmarshal JWK with too short thumbprints")
}
}
func TestKeyMismatchX509(t *testing.T) {
x5tSHA1 := sha1.Sum(testCertificates[0].Raw)
x5tSHA256 := sha256.Sum256(testCertificates[0].Raw)
jwk := JSONWebKey{
KeyID: "bar",
Algorithm: "foo",
Certificates: testCertificates,
CertificateThumbprintSHA1: x5tSHA1[:],
CertificateThumbprintSHA256: x5tSHA256[:],
}
for _, key := range []interface{}{
// None of these keys should match what's in the cert, so parsing should always fail.
ecTestKey256,
ecTestKey256.Public(),
ecTestKey384,
ecTestKey384.Public(),
ecTestKey521,
ecTestKey521.Public(),
rsaTestKey,
rsaTestKey.Public(),
ed25519PrivateKey,
ed25519PrivateKey.Public(),
} {
jwk.Key = key
raw, _ := jwk.MarshalJSON()
var jwk2 JSONWebKey
err := jwk2.UnmarshalJSON(raw)
if err == nil {
t.Error("should not unmarshal JWK with key/cert mismatch")
}
}
}
func TestMarshalUnmarshal(t *testing.T) {
kid := "DEADBEEF"
for i, key := range []interface{}{
ecTestKey256,
ecTestKey256.Public(),
ecTestKey384,
ecTestKey384.Public(),
ecTestKey521,
ecTestKey521.Public(),
rsaTestKey,
rsaTestKey.Public(),
ed25519PrivateKey,
ed25519PrivateKey.Public(),
} {
for _, use := range []string{"", "sig", "enc"} {
jwk := JSONWebKey{Key: key, KeyID: kid, Algorithm: "foo"}
if use != "" {
jwk.Use = use
}
jsonbar, err := jwk.MarshalJSON()
if err != nil {
t.Error("problem marshaling", i, err)
}
var jwk2 JSONWebKey
err = jwk2.UnmarshalJSON(jsonbar)
if err != nil {
t.Fatal("problem unmarshalling", i, err)
}
jsonbar2, err := jwk2.MarshalJSON()
if err != nil {
t.Fatal("problem marshaling", i, err)
}
if !bytes.Equal(jsonbar, jsonbar2) {
t.Error("roundtrip should not lose information", i)
}
if jwk2.KeyID != kid {
t.Error("kid did not roundtrip JSON marshalling", i)
}
if jwk2.Algorithm != "foo" {
t.Error("alg did not roundtrip JSON marshalling", i)
}
if jwk2.Use != use {
t.Error("use did not roundtrip JSON marshalling", i)
}
}
}
}
func TestMarshalNonPointer(t *testing.T) {
type EmbedsKey struct {
Key JSONWebKey
}
keyJSON := []byte(`{
"e": "AQAB",
"kty": "RSA",
"n": "vd7rZIoTLEe-z1_8G1FcXSw9CQFEJgV4g9V277sER7yx5Qjz_Pkf2YVth6wwwFJEmzc0hoKY-MMYFNwBE4hQHw"
}`)
var parsedKey JSONWebKey
err := json.Unmarshal(keyJSON, &parsedKey)
if err != nil {
t.Errorf("Error unmarshalling key: %v", err)
return
}
ek := EmbedsKey{
Key: parsedKey,
}
out, err := json.Marshal(ek)
if err != nil {
t.Errorf("Error marshalling JSON: %v", err)
return
}
expected := "{\"Key\":{\"kty\":\"RSA\",\"n\":\"vd7rZIoTLEe-z1_8G1FcXSw9CQFEJgV4g9V277sER7yx5Qjz_Pkf2YVth6wwwFJEmzc0hoKY-MMYFNwBE4hQHw\",\"e\":\"AQAB\"}}"
if string(out) != expected {
t.Error("Failed to marshal embedded non-pointer JWK properly:", string(out))
}
}
func TestMarshalUnmarshalInvalid(t *testing.T) {
// Make an invalid curve coordinate by creating a byte array that is one
// byte too large, and setting the first byte to 1 (otherwise it's just zero).
invalidCoord := make([]byte, curveSize(ecTestKey256.Curve)+1)
invalidCoord[0] = 1
keys := []interface{}{
// Empty keys
&rsa.PrivateKey{},
&ecdsa.PrivateKey{},
// Invalid keys
&ecdsa.PrivateKey{
PublicKey: ecdsa.PublicKey{
// Missing values in pub key
Curve: elliptic.P256(),
},
},
&ecdsa.PrivateKey{
PublicKey: ecdsa.PublicKey{
// Invalid curve
Curve: nil,
X: ecTestKey256.X,
Y: ecTestKey256.Y,
},
},
&ecdsa.PrivateKey{
// Valid pub key, but missing priv key values
PublicKey: ecTestKey256.PublicKey,
},
&ecdsa.PrivateKey{
// Invalid pub key, values too large
PublicKey: ecdsa.PublicKey{
Curve: ecTestKey256.Curve,
X: big.NewInt(0).SetBytes(invalidCoord),
Y: big.NewInt(0).SetBytes(invalidCoord),
},
D: ecTestKey256.D,
},
nil,
}
for i, key := range keys {
jwk := JSONWebKey{Key: key}
_, err := jwk.MarshalJSON()
if err == nil {
t.Error("managed to serialize invalid key", i)
}
}
}
func TestWebKeyVectorsInvalid(t *testing.T) {
keys := []string{
// Invalid JSON
"{X",
// Empty key
"{}",
// Invalid RSA keys
`{"kty":"RSA"}`,
`{"kty":"RSA","e":""}`,
`{"kty":"RSA","e":"XXXX"}`,
`{"kty":"RSA","d":"XXXX"}`,
// Invalid EC keys
`{"kty":"EC","crv":"ABC"}`,
`{"kty":"EC","crv":"P-256"}`,
`{"kty":"EC","crv":"P-256","d":"XXX"}`,
`{"kty":"EC","crv":"ABC","d":"dGVzdA","x":"dGVzdA"}`,
`{"kty":"EC","crv":"P-256","d":"dGVzdA","x":"dGVzdA"}`,
}
for _, key := range keys {
var jwk2 JSONWebKey
err := jwk2.UnmarshalJSON([]byte(key))
if err == nil {
t.Error("managed to parse invalid key:", key)
}
}
}
// Test vectors from RFC 7520
var cookbookJWKs = []string{
// EC Public
stripWhitespace(`{
"kty": "EC",
"kid": "[email protected]",
"use": "sig",
"crv": "P-521",
"x": "AHKZLLOsCOzz5cY97ewNUajB957y-C-U88c3v13nmGZx6sYl_oJXu9
A5RkTKqjqvjyekWF-7ytDyRXYgCF5cj0Kt",
"y": "AdymlHvOiLxXkEhayXQnNCvDX4h9htZaCJN34kfmC6pV5OhQHiraVy
SsUdaQkAgDPrwQrJmbnX9cwlGfP-HqHZR1"
}`),
//ED Private
stripWhitespace(`{
"kty": "OKP",
"crv": "Ed25519",
"x": "11qYAYKxCrfVS_7TyWQHOg7hcvPapiMlrwIaaPcHURo",
"d": "nWGxne_9WmC6hEr0kuwsxERJxWl7MmkZcDusAxyuf2A"
}`),
// EC Private
stripWhitespace(`{
"kty": "EC",
"kid": "[email protected]",
"use": "sig",
"crv": "P-521",
"x": "AHKZLLOsCOzz5cY97ewNUajB957y-C-U88c3v13nmGZx6sYl_oJXu9
A5RkTKqjqvjyekWF-7ytDyRXYgCF5cj0Kt",
"y": "AdymlHvOiLxXkEhayXQnNCvDX4h9htZaCJN34kfmC6pV5OhQHiraVy
SsUdaQkAgDPrwQrJmbnX9cwlGfP-HqHZR1",
"d": "AAhRON2r9cqXX1hg-RoI6R1tX5p2rUAYdmpHZoC1XNM56KtscrX6zb
KipQrCW9CGZH3T4ubpnoTKLDYJ_fF3_rJt"
}`),
// RSA Public
stripWhitespace(`{
"kty": "RSA",
"kid": "[email protected]",
"use": "sig",
"n": "n4EPtAOCc9AlkeQHPzHStgAbgs7bTZLwUBZdR8_KuKPEHLd4rHVTeT
-O-XV2jRojdNhxJWTDvNd7nqQ0VEiZQHz_AJmSCpMaJMRBSFKrKb2wqV
wGU_NsYOYL-QtiWN2lbzcEe6XC0dApr5ydQLrHqkHHig3RBordaZ6Aj-
oBHqFEHYpPe7Tpe-OfVfHd1E6cS6M1FZcD1NNLYD5lFHpPI9bTwJlsde
3uhGqC0ZCuEHg8lhzwOHrtIQbS0FVbb9k3-tVTU4fg_3L_vniUFAKwuC
LqKnS2BYwdq_mzSnbLY7h_qixoR7jig3__kRhuaxwUkRz5iaiQkqgc5g
HdrNP5zw",
"e": "AQAB"
}`),
// RSA Private
stripWhitespace(`{"kty":"RSA",
"kid":"[email protected]",
"use":"enc",
"n":"t6Q8PWSi1dkJj9hTP8hNYFlvadM7DflW9mWepOJhJ66w7nyoK1gPNqFMSQRy
O125Gp-TEkodhWr0iujjHVx7BcV0llS4w5ACGgPrcAd6ZcSR0-Iqom-QFcNP
8Sjg086MwoqQU_LYywlAGZ21WSdS_PERyGFiNnj3QQlO8Yns5jCtLCRwLHL0
Pb1fEv45AuRIuUfVcPySBWYnDyGxvjYGDSM-AqWS9zIQ2ZilgT-GqUmipg0X
OC0Cc20rgLe2ymLHjpHciCKVAbY5-L32-lSeZO-Os6U15_aXrk9Gw8cPUaX1
_I8sLGuSiVdt3C_Fn2PZ3Z8i744FPFGGcG1qs2Wz-Q",
"e":"AQAB",
"d":"GRtbIQmhOZtyszfgKdg4u_N-R_mZGU_9k7JQ_jn1DnfTuMdSNprTeaSTyWfS
NkuaAwnOEbIQVy1IQbWVV25NY3ybc_IhUJtfri7bAXYEReWaCl3hdlPKXy9U
vqPYGR0kIXTQRqns-dVJ7jahlI7LyckrpTmrM8dWBo4_PMaenNnPiQgO0xnu
ToxutRZJfJvG4Ox4ka3GORQd9CsCZ2vsUDmsXOfUENOyMqADC6p1M3h33tsu
rY15k9qMSpG9OX_IJAXmxzAh_tWiZOwk2K4yxH9tS3Lq1yX8C1EWmeRDkK2a
hecG85-oLKQt5VEpWHKmjOi_gJSdSgqcN96X52esAQ",
"p":"2rnSOV4hKSN8sS4CgcQHFbs08XboFDqKum3sc4h3GRxrTmQdl1ZK9uw-PIHf
QP0FkxXVrx-WE-ZEbrqivH_2iCLUS7wAl6XvARt1KkIaUxPPSYB9yk31s0Q8
UK96E3_OrADAYtAJs-M3JxCLfNgqh56HDnETTQhH3rCT5T3yJws",
"q":"1u_RiFDP7LBYh3N4GXLT9OpSKYP0uQZyiaZwBtOCBNJgQxaj10RWjsZu0c6I
edis4S7B_coSKB0Kj9PaPaBzg-IySRvvcQuPamQu66riMhjVtG6TlV8CLCYK
rYl52ziqK0E_ym2QnkwsUX7eYTB7LbAHRK9GqocDE5B0f808I4s",
"dp":"KkMTWqBUefVwZ2_Dbj1pPQqyHSHjj90L5x_MOzqYAJMcLMZtbUtwKqvVDq3
tbEo3ZIcohbDtt6SbfmWzggabpQxNxuBpoOOf_a_HgMXK_lhqigI4y_kqS1w
Y52IwjUn5rgRrJ-yYo1h41KR-vz2pYhEAeYrhttWtxVqLCRViD6c",
"dq":"AvfS0-gRxvn0bwJoMSnFxYcK1WnuEjQFluMGfwGitQBWtfZ1Er7t1xDkbN9
GQTB9yqpDoYaN06H7CFtrkxhJIBQaj6nkF5KKS3TQtQ5qCzkOkmxIe3KRbBy
mXxkb5qwUpX5ELD5xFc6FeiafWYY63TmmEAu_lRFCOJ3xDea-ots",
"qi":"lSQi-w9CpyUReMErP1RsBLk7wNtOvs5EQpPqmuMvqW57NBUczScEoPwmUqq
abu9V0-Py4dQ57_bapoKRu1R90bvuFnU63SHWEFglZQvJDMeAvmj4sm-Fp0o
Yu_neotgQ0hzbI5gry7ajdYy9-2lNx_76aBZoOUu9HCJ-UsfSOI8"}`),
// X.509 Certificate Chain
stripWhitespace(`{"kty":"RSA",
"use":"sig",
"kid":"1b94c",
"n":"vrjOfz9Ccdgx5nQudyhdoR17V-IubWMeOZCwX_jj0hgAsz2J_pqYW08
PLbK_PdiVGKPrqzmDIsLI7sA25VEnHU1uCLNwBuUiCO11_-7dYbsr4iJmG0Q
u2j8DsVyT1azpJC_NG84Ty5KKthuCaPod7iI7w0LK9orSMhBEwwZDCxTWq4a
YWAchc8t-emd9qOvWtVMDC2BXksRngh6X5bUYLy6AyHKvj-nUy1wgzjYQDwH
MTplCoLtU-o-8SNnZ1tmRoGE9uJkBLdh5gFENabWnU5m1ZqZPdwS-qo-meMv
VfJb6jJVWRpl2SUtCnYG2C32qvbWbjZ_jBPD5eunqsIo1vQ",
"e":"AQAB",
"x5c":
["MIIDQjCCAiqgAwIBAgIGATz/FuLiMA0GCSqGSIb3DQEBBQUAMGIxCzAJB
gNVBAYTAlVTMQswCQYDVQQIEwJDTzEPMA0GA1UEBxMGRGVudmVyMRwwGgYD
VQQKExNQaW5nIElkZW50aXR5IENvcnAuMRcwFQYDVQQDEw5CcmlhbiBDYW1
wYmVsbDAeFw0xMzAyMjEyMzI5MTVaFw0xODA4MTQyMjI5MTVaMGIxCzAJBg
NVBAYTAlVTMQswCQYDVQQIEwJDTzEPMA0GA1UEBxMGRGVudmVyMRwwGgYDV
QQKExNQaW5nIElkZW50aXR5IENvcnAuMRcwFQYDVQQDEw5CcmlhbiBDYW1w
YmVsbDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAL64zn8/QnH
YMeZ0LncoXaEde1fiLm1jHjmQsF/449IYALM9if6amFtPDy2yvz3YlRij66
s5gyLCyO7ANuVRJx1NbgizcAblIgjtdf/u3WG7K+IiZhtELto/A7Fck9Ws6
SQvzRvOE8uSirYbgmj6He4iO8NCyvaK0jIQRMMGQwsU1quGmFgHIXPLfnpn
fajr1rVTAwtgV5LEZ4Iel+W1GC8ugMhyr4/p1MtcIM42EA8BzE6ZQqC7VPq
PvEjZ2dbZkaBhPbiZAS3YeYBRDWm1p1OZtWamT3cEvqqPpnjL1XyW+oyVVk
aZdklLQp2Btgt9qr21m42f4wTw+Xrp6rCKNb0CAwEAATANBgkqhkiG9w0BA
QUFAAOCAQEAh8zGlfSlcI0o3rYDPBB07aXNswb4ECNIKG0CETTUxmXl9KUL
+9gGlqCz5iWLOgWsnrcKcY0vXPG9J1r9AqBNTqNgHq2G03X09266X5CpOe1
zFo+Owb1zxtp3PehFdfQJ610CDLEaS9V9Rqp17hCyybEpOGVwe8fnk+fbEL
2Bo3UPGrpsHzUoaGpDftmWssZkhpBJKVMJyf/RuP2SmmaIzmnw9JiSlYhzo
4tpzd5rFXhjRbg4zW9C+2qok+2+qDM1iJ684gPHMIY8aLWrdgQTxkumGmTq
gawR+N5MDtdPTEQ0XfIBc2cJEUyMTY5MPvACWpkA6SdS4xSvdXK3IVfOWA=="]}`),
}
// SHA-256 thumbprints of the above keys, hex-encoded
var cookbookJWKThumbprints = []string{
"747ae2dd2003664aeeb21e4753fe7402846170a16bc8df8f23a8cf06d3cbe793",
"90facafea9b1556698540f70c0117a22ea37bd5cf3ed3c47093c1707282b4b89",
"747ae2dd2003664aeeb21e4753fe7402846170a16bc8df8f23a8cf06d3cbe793",
"f63838e96077ad1fc01c3f8405774dedc0641f558ebb4b40dccf5f9b6d66a932",
"0fc478f8579325fcee0d4cbc6d9d1ce21730a6e97e435d6008fb379b0ebe47d4",
"0ddb05bfedbec2070fa037324ba397396561d3425d6d69245570c261dc49dee3",
}
func TestWebKeyVectorsValid(t *testing.T) {
for _, key := range cookbookJWKs {
var jwk2 JSONWebKey
err := jwk2.UnmarshalJSON([]byte(key))
if err != nil {
t.Error("unable to parse valid key:", key, err)
}
}
}
func TestEd25519Serialization(t *testing.T) {
jwk := JSONWebKey{
Key: ed25519PrivateKey,
}
serialized, _ := json.Marshal(jwk)
var jwk2 JSONWebKey
if err := json.Unmarshal(serialized, &jwk2); err != nil {
t.Fatal(err)
}
assert.True(t, bytes.Equal(
[]byte(jwk.Key.(ed25519.PrivateKey).Public().(ed25519.PublicKey)),
[]byte(jwk2.Key.(ed25519.PrivateKey).Public().(ed25519.PublicKey))))
}
type fakeOpaqueSigner struct {
signer crypto.Signer
}
func (f *fakeOpaqueSigner) Public() *JSONWebKey {
return &JSONWebKey{
Key: f.signer.Public(),
}
}
func (f *fakeOpaqueSigner) Algs() []SignatureAlgorithm {
panic("unexpected call to Algs")
}
func (f *fakeOpaqueSigner) SignPayload(payload []byte, alg SignatureAlgorithm) ([]byte, error) {
panic("unexpected call to SignPayload")
}
func TestThumbprint(t *testing.T) {
for i, key := range cookbookJWKs {
var jwk2 JSONWebKey
err := jwk2.UnmarshalJSON([]byte(key))
if err != nil {
t.Error("unable to parse valid key:", key, err)
}
tp, err := jwk2.Thumbprint(crypto.SHA256)
if err != nil {
t.Error("unable to compute thumbprint:", key, err)
}
tpHex := hex.EncodeToString(tp)
if cookbookJWKThumbprints[i] != tpHex {
t.Error("incorrect thumbprint:", i, cookbookJWKThumbprints[i], tpHex)
}
if signer, ok := jwk2.Key.(crypto.Signer); ok {
jwk2.Key = &fakeOpaqueSigner{signer}
otp, err := jwk2.Thumbprint(crypto.SHA256)
if err != nil {
t.Error("unable to compute thumbprint with an OpaqueSigner:", key, err)
}
otpHex := hex.EncodeToString(otp)
if cookbookJWKThumbprints[i] != otpHex {
t.Error("incorrect OpaqueSigner thumbprint:", i, cookbookJWKThumbprints[i], otpHex)
}
}
}
}
func TestMarshalUnmarshalJWKSet(t *testing.T) {
jwk1 := JSONWebKey{Key: rsaTestKey, KeyID: "ABCDEFG", Algorithm: "foo"}
jwk2 := JSONWebKey{Key: rsaTestKey, KeyID: "GFEDCBA", Algorithm: "foo"}
var set JSONWebKeySet
set.Keys = append(set.Keys, jwk1)
set.Keys = append(set.Keys, jwk2)
jsonbar, err := json.Marshal(&set)
if err != nil {
t.Error("problem marshalling set", err)
}
var set2 JSONWebKeySet
err = json.Unmarshal(jsonbar, &set2)
if err != nil {
t.Fatal("problem unmarshalling set", err)
}
jsonbar2, err := json.Marshal(&set2)
if err != nil {
t.Fatal("problem marshalling set", err)
}
if !bytes.Equal(jsonbar, jsonbar2) {
t.Error("roundtrip should not lose information")
}
}
func TestJWKSetKey(t *testing.T) {
jwk1 := JSONWebKey{Key: rsaTestKey, KeyID: "ABCDEFG", Algorithm: "foo"}
jwk2 := JSONWebKey{Key: rsaTestKey, KeyID: "GFEDCBA", Algorithm: "foo"}
var set JSONWebKeySet
set.Keys = append(set.Keys, jwk1)
set.Keys = append(set.Keys, jwk2)
k := set.Key("ABCDEFG")
if len(k) != 1 {
t.Errorf("method should return slice with one key not %d", len(k))
}
if k[0].KeyID != "ABCDEFG" {
t.Error("method should return key with ID ABCDEFG")
}
}
func TestJWKSymmetricKey(t *testing.T) {
sample1 := `{"kty":"oct","alg":"A128KW","k":"GawgguFyGrWKav7AX4VKUg"}`
sample2 := `{"kty":"oct","k":"AyM1SysPpbyDfgZld3umj1qzKObwVMkoqQ-EstJQLr_T-1qS0gZH75aKtMN3Yj0iPS4hcgUuTwjAzZr1Z9CAow","kid":"HMAC key used in JWS spec Appendix A.1 example"}`
var jwk1 JSONWebKey
if err := json.Unmarshal([]byte(sample1), &jwk1); err != nil {
t.Fatal(err)
}
if jwk1.Algorithm != "A128KW" {
t.Errorf("expected Algorithm to be A128KW, but was '%s'", jwk1.Algorithm)
}
expected1 := fromHexBytes("19ac2082e1721ab58a6afec05f854a52")
if !bytes.Equal(jwk1.Key.([]byte), expected1) {
t.Errorf("expected Key to be '%s', but was '%s'", hex.EncodeToString(expected1), hex.EncodeToString(jwk1.Key.([]byte)))
}
var jwk2 JSONWebKey
if err := json.Unmarshal([]byte(sample2), &jwk2); err != nil {
t.Fatal(err)
}
if jwk2.KeyID != "HMAC key used in JWS spec Appendix A.1 example" {
t.Errorf("expected KeyID to be 'HMAC key used in JWS spec Appendix A.1 example', but was '%s'", jwk2.KeyID)
}
expected2 := fromHexBytes(`
0323354b2b0fa5bc837e0665777ba68f5ab328e6f054c928a90f84b2d2502ebf
d3fb5a92d20647ef968ab4c377623d223d2e2172052e4f08c0cd9af567d080a3`)
if !bytes.Equal(jwk2.Key.([]byte), expected2) {
t.Errorf("expected Key to be '%s', but was '%s'", hex.EncodeToString(expected2), hex.EncodeToString(jwk2.Key.([]byte)))
}
}
func TestJWKSymmetricRoundtrip(t *testing.T) {
jwk1 := JSONWebKey{Key: []byte{1, 2, 3, 4}}
marshaled, err := jwk1.MarshalJSON()
if err != nil {
t.Error("failed to marshal valid JWK object", err)
}
var jwk2 JSONWebKey
err = jwk2.UnmarshalJSON(marshaled)
if err != nil {
t.Error("failed to unmarshal valid JWK object", err)
}
if !bytes.Equal(jwk1.Key.([]byte), jwk2.Key.([]byte)) {
t.Error("round-trip of symmetric JWK gave different raw keys")
}
}
func TestJWKSymmetricInvalid(t *testing.T) {
invalid := JSONWebKey{}
_, err := invalid.MarshalJSON()
if err == nil {
t.Error("excepted error on marshaling invalid symmetric JWK object")
}
var jwk JSONWebKey
err = jwk.UnmarshalJSON([]byte(`{"kty":"oct"}`))
if err == nil {
t.Error("excepted error on unmarshaling invalid symmetric JWK object")
}
}
func TestJWKIsPublic(t *testing.T) {
bigInt := big.NewInt(0)
eccPub := ecdsa.PublicKey{Curve: elliptic.P256(), X: bigInt, Y: bigInt}
rsaPub := rsa.PublicKey{N: bigInt, E: 1}
cases := []struct {
key interface{}
expectedIsPublic bool
}{
{&eccPub, true},
{&ecdsa.PrivateKey{PublicKey: eccPub, D: bigInt}, false},
{&rsaPub, true},
{&rsa.PrivateKey{PublicKey: rsaPub, D: bigInt, Primes: []*big.Int{bigInt, bigInt}}, false},
{ed25519PublicKey, true},
{ed25519PrivateKey, false},
}