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73 changes: 60 additions & 13 deletions auth/jwks_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -17,9 +17,11 @@ import (
)

type jwksTester struct {
privateKey *rsa.PrivateKey
keyId string
jwksUrl string
invalidKey *rsa.PrivateKey
privateKey *rsa.PrivateKey
invalidKeyId string
keyId string
jwksUrl string
}

func (t *jwksTester) jwksHandler(w http.ResponseWriter, r *http.Request) {
Expand Down Expand Up @@ -51,9 +53,17 @@ func setupJwksForTest() (*jwksTester, func()) {
}
kid := keyFingerprint(key)

invalidKey, err := rsa.GenerateKey(rand.Reader, 2048)
if err != nil {
panic(err)
}
invalidKid := keyFingerprint(invalidKey)

tn := jwksTester{
privateKey: key,
keyId: kid,
invalidKey: invalidKey,
privateKey: key,
invalidKeyId: invalidKid,
keyId: kid,
}

s := tn.startJwksServer()
Expand Down Expand Up @@ -104,10 +114,11 @@ func TestJwksValidation(t *testing.T) {
defer closer()

tests := []struct {
name string
claims jwt.MapClaims
hasKeyId bool
success bool
name string
claims jwt.MapClaims
hasKeyId bool
success bool
invalidKey bool
}{
{
name: "valid token",
Expand Down Expand Up @@ -142,9 +153,36 @@ func TestJwksValidation(t *testing.T) {
"exp": time.Now().Add(time.Minute).Unix(),
"iat": time.Now().Unix(),
},
success: false, // kid is technically optional, the keyfunc library requires it
// the keyfunc v3.5.0+ no longer requires a kid to find the key
success: true,
hasKeyId: false,
},
{
name: "invalidKey key",
claims: jwt.MapClaims{
"aud": "test-svc",
"iss": "https://test-svc",
"sub": "1234567890",
"exp": time.Now().Add(time.Minute).Unix(),
"iat": time.Now().Unix(),
},
success: false,
hasKeyId: true,
invalidKey: true,
},
{
name: "invalidKey key missing kid",
claims: jwt.MapClaims{
"aud": "test-svc",
"iss": "https://test-svc",
"sub": "1234567890",
"exp": time.Now().Add(time.Minute).Unix(),
"iat": time.Now().Unix(),
},
success: false,
hasKeyId: false,
invalidKey: true,
},
{
name: "expired token missing kid",
claims: jwt.MapClaims{
Expand All @@ -162,11 +200,20 @@ func TestJwksValidation(t *testing.T) {
for _, tt := range tests {
t.Run(
tt.name, func(t *testing.T) {
var tokenString string
var err error
token := jwt.NewWithClaims(jwt.SigningMethodRS256, tt.claims)
if tt.hasKeyId {
token.Header["kid"] = tn.keyId
if tt.invalidKey {
if tt.hasKeyId {
token.Header["kid"] = tn.keyId
}
tokenString, err = token.SignedString(tn.invalidKey)
} else {
if tt.hasKeyId {
token.Header["kid"] = tn.keyId
}
tokenString, err = token.SignedString(tn.privateKey)
}
tokenString, err := token.SignedString(tn.privateKey)
assert.NoError(t, err)

manager := NewJwksKeyManager(tn.jwksUrl, &ValidatableMapClaims{"aud": "test-svc"})
Expand Down
14 changes: 7 additions & 7 deletions go.mod
Original file line number Diff line number Diff line change
@@ -1,19 +1,19 @@
module github.com/mbrancato/oidc-proxy

go 1.23
go 1.25.0

require (
github.com/MicahParks/jwkset v0.9.6
github.com/MicahParks/keyfunc/v3 v3.4.0
github.com/golang-jwt/jwt/v5 v5.2.2
github.com/MicahParks/jwkset v0.11.0
github.com/MicahParks/keyfunc/v3 v3.7.0
github.com/golang-jwt/jwt/v5 v5.3.0
github.com/jessevdk/go-flags v1.6.1
github.com/stretchr/testify v1.10.0
golang.org/x/time v0.12.0
github.com/stretchr/testify v1.11.1
golang.org/x/time v0.14.0
gopkg.in/yaml.v3 v3.0.1
)

require (
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
golang.org/x/sys v0.33.0 // indirect
golang.org/x/sys v0.39.0 // indirect
)
24 changes: 12 additions & 12 deletions go.sum
Original file line number Diff line number Diff line change
@@ -1,21 +1,21 @@
github.com/MicahParks/jwkset v0.9.6 h1:Tf8l2/MOby5Kh3IkrqzThPQKfLytMERoAsGZKlyYZxg=
github.com/MicahParks/jwkset v0.9.6/go.mod h1:U2oRhRaLgDCLjtpGL2GseNKGmZtLs/3O7p+OZaL5vo0=
github.com/MicahParks/keyfunc/v3 v3.4.0 h1:g03TXq6NjhZyO/UkODl//abm4KiLLNRi0VhW7vGOHyg=
github.com/MicahParks/keyfunc/v3 v3.4.0/go.mod h1:y6Ed3dMgNKTcpxbaQHD8mmrYDUZWJAxteddA6OQj+ag=
github.com/MicahParks/jwkset v0.11.0 h1:yc0zG+jCvZpWgFDFmvs8/8jqqVBG9oyIbmBtmjOhoyQ=
github.com/MicahParks/jwkset v0.11.0/go.mod h1:U2oRhRaLgDCLjtpGL2GseNKGmZtLs/3O7p+OZaL5vo0=
github.com/MicahParks/keyfunc/v3 v3.7.0 h1:pdafUNyq+p3ZlvjJX1HWFP7MA3+cLpDtg69U3kITJGM=
github.com/MicahParks/keyfunc/v3 v3.7.0/go.mod h1:z66bkCviwqfg2YUp+Jcc/xRE9IXLcMq6DrgV/+Htru0=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/golang-jwt/jwt/v5 v5.2.2 h1:Rl4B7itRWVtYIHFrSNd7vhTiz9UpLdi6gZhZ3wEeDy8=
github.com/golang-jwt/jwt/v5 v5.2.2/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
github.com/golang-jwt/jwt/v5 v5.3.0 h1:pv4AsKCKKZuqlgs5sUmn4x8UlGa0kEVt/puTpKx9vvo=
github.com/golang-jwt/jwt/v5 v5.3.0/go.mod h1:fxCRLWMO43lRc8nhHWY6LGqRcf+1gQWArsqaEUEa5bE=
github.com/jessevdk/go-flags v1.6.1 h1:Cvu5U8UGrLay1rZfv/zP7iLpSHGUZ/Ou68T0iX1bBK4=
github.com/jessevdk/go-flags v1.6.1/go.mod h1:Mk8T1hIAWpOiJiHa9rJASDK2UGWji0EuPGBnNLMooyc=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
golang.org/x/time v0.12.0 h1:ScB/8o8olJvc+CQPWrK3fPZNfh7qgwCrY0zJmoEQLSE=
golang.org/x/time v0.12.0/go.mod h1:CDIdPxbZBQxdj6cxyCIdrNogrJKMJ7pr37NYpMcMDSg=
github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/time v0.14.0 h1:MRx4UaLrDotUKUdCIqzPC48t1Y9hANFKIRpNx+Te8PI=
golang.org/x/time v0.14.0/go.mod h1:eL/Oa2bBBK0TkX57Fyni+NgnyQQN4LitPmob2Hjnqw4=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
Expand Down