[VOL-2235] Mocks and interfaces for rw-core
This update consists of mocks that are used by the rw-core
during unit testing. It also includes interfaces used for unit
tests.
Change-Id: I20ca1455c358113c3aa897acc6355e0ddbc614b7
diff --git a/vendor/github.com/dgrijalva/jwt-go/rsa_pss.go b/vendor/github.com/dgrijalva/jwt-go/rsa_pss.go
new file mode 100644
index 0000000..10ee9db
--- /dev/null
+++ b/vendor/github.com/dgrijalva/jwt-go/rsa_pss.go
@@ -0,0 +1,126 @@
+// +build go1.4
+
+package jwt
+
+import (
+ "crypto"
+ "crypto/rand"
+ "crypto/rsa"
+)
+
+// Implements the RSAPSS family of signing methods signing methods
+type SigningMethodRSAPSS struct {
+ *SigningMethodRSA
+ Options *rsa.PSSOptions
+}
+
+// Specific instances for RS/PS and company
+var (
+ SigningMethodPS256 *SigningMethodRSAPSS
+ SigningMethodPS384 *SigningMethodRSAPSS
+ SigningMethodPS512 *SigningMethodRSAPSS
+)
+
+func init() {
+ // PS256
+ SigningMethodPS256 = &SigningMethodRSAPSS{
+ &SigningMethodRSA{
+ Name: "PS256",
+ Hash: crypto.SHA256,
+ },
+ &rsa.PSSOptions{
+ SaltLength: rsa.PSSSaltLengthAuto,
+ Hash: crypto.SHA256,
+ },
+ }
+ RegisterSigningMethod(SigningMethodPS256.Alg(), func() SigningMethod {
+ return SigningMethodPS256
+ })
+
+ // PS384
+ SigningMethodPS384 = &SigningMethodRSAPSS{
+ &SigningMethodRSA{
+ Name: "PS384",
+ Hash: crypto.SHA384,
+ },
+ &rsa.PSSOptions{
+ SaltLength: rsa.PSSSaltLengthAuto,
+ Hash: crypto.SHA384,
+ },
+ }
+ RegisterSigningMethod(SigningMethodPS384.Alg(), func() SigningMethod {
+ return SigningMethodPS384
+ })
+
+ // PS512
+ SigningMethodPS512 = &SigningMethodRSAPSS{
+ &SigningMethodRSA{
+ Name: "PS512",
+ Hash: crypto.SHA512,
+ },
+ &rsa.PSSOptions{
+ SaltLength: rsa.PSSSaltLengthAuto,
+ Hash: crypto.SHA512,
+ },
+ }
+ RegisterSigningMethod(SigningMethodPS512.Alg(), func() SigningMethod {
+ return SigningMethodPS512
+ })
+}
+
+// Implements the Verify method from SigningMethod
+// For this verify method, key must be an rsa.PublicKey struct
+func (m *SigningMethodRSAPSS) Verify(signingString, signature string, key interface{}) error {
+ var err error
+
+ // Decode the signature
+ var sig []byte
+ if sig, err = DecodeSegment(signature); err != nil {
+ return err
+ }
+
+ var rsaKey *rsa.PublicKey
+ switch k := key.(type) {
+ case *rsa.PublicKey:
+ rsaKey = k
+ default:
+ return ErrInvalidKey
+ }
+
+ // Create hasher
+ if !m.Hash.Available() {
+ return ErrHashUnavailable
+ }
+ hasher := m.Hash.New()
+ hasher.Write([]byte(signingString))
+
+ return rsa.VerifyPSS(rsaKey, m.Hash, hasher.Sum(nil), sig, m.Options)
+}
+
+// Implements the Sign method from SigningMethod
+// For this signing method, key must be an rsa.PrivateKey struct
+func (m *SigningMethodRSAPSS) Sign(signingString string, key interface{}) (string, error) {
+ var rsaKey *rsa.PrivateKey
+
+ switch k := key.(type) {
+ case *rsa.PrivateKey:
+ rsaKey = k
+ default:
+ return "", ErrInvalidKeyType
+ }
+
+ // Create the hasher
+ if !m.Hash.Available() {
+ return "", ErrHashUnavailable
+ }
+
+ hasher := m.Hash.New()
+ hasher.Write([]byte(signingString))
+
+ // Sign the string and return the encoded bytes
+ if sigBytes, err := rsa.SignPSS(rand.Reader, rsaKey, m.Hash, hasher.Sum(nil), m.Options); err == nil {
+ return EncodeSegment(sigBytes), nil
+ } else {
+ return "", err
+ }
+}