refactor: make key props public

jwt/jwt.go

@@ -28,7 +28,7 @@ func WithDeprecatedKeys(v ...Key) Option {
 	return func(o *JWT) {
 		deprecatedKeys := make(map[string]Key, len(v))
 		for _, key := range deprecatedKeys {
-			deprecatedKeys[key.id] = key
+			deprecatedKeys[key.ID] = key
 		}
 		o.DeprecatedKeys = deprecatedKeys
 	}
@@ -53,8 +53,8 @@ func New(key Key, opts ...Option) *JWT {
 func (j *JWT) GetSignedToken(claims jwt.Claims) (string, error) {
 	// create token
 	token := jwt.NewWithClaims(jwt.SigningMethodRS256, claims)
-	token.Header["kid"] = j.Key.id
-	return token.SignedString(j.Key.private)
+	token.Header["kid"] = j.Key.ID
+	return token.SignedString(j.Key.Private)
 }
 
 func (j *JWT) ParseWithClaims(token string, claims jwt.Claims) (*jwt.Token, error) {

jwt/jwtkey.go

@@ -12,20 +12,20 @@ import (
 )
 
 type Key struct {
-	// id (required) represents the key identifier e.g. the md5 representation of the public key
-	id string
-	// public (required) rsa key
-	public *rsa.PublicKey
-	// private (optional) rsa key
-	private *rsa.PrivateKey
+	// ID (required) represents the key identifier e.g. the md5 representation of the public key
+	ID string
+	// Public (required) rsa key
+	Public *rsa.PublicKey
+	// Private (optional) rsa key
+	Private *rsa.PrivateKey
 }
 
 // NewKey return a new Key
 func NewKey(id string, public *rsa.PublicKey, private *rsa.PrivateKey) Key {
 	return Key{
-		id:      id,
-		public:  public,
-		private: private,
+		ID:      id,
+		Public:  public,
+		Private: private,
 	}
 }
 

jwt/keyfunc.go

@@ -15,11 +15,11 @@ func DefaultKeyFunc(key Key, deprecatedKeys map[string]Key) jwt.Keyfunc {
 		} else if kidString, ok := kid.(string); !ok {
 			return nil, errors.New("invalid key identifier type")
 		} else if oldKey, ok := deprecatedKeys[kidString]; ok {
-			return oldKey.public, nil
-		} else if kidString == key.id {
-			return key.public, nil
+			return oldKey.Public, nil
+		} else if kidString == key.ID {
+			return key.Public, nil
 		} else {
-			return nil, errors.New("unknown key identifier: " + kidString + " (" + key.id + ")")
+			return nil, errors.New("unknown key identifier: " + kidString + " (" + key.ID + ")")
 		}
 	}
 }