Refactor: pass in claim type into security.DecodeJwt

weed/security/jwt.go

@@ -57,9 +57,9 @@ func GetJwt(r *http.Request) EncodedJwt {
 	return EncodedJwt(tokenStr)
 }
 
-func DecodeJwt(signingKey SigningKey, tokenString EncodedJwt) (token *jwt.Token, err error) {
+func DecodeJwt(signingKey SigningKey, tokenString EncodedJwt, claims jwt.Claims) (token *jwt.Token, err error) {
 	// check exp, nbf
-	return jwt.ParseWithClaims(string(tokenString), &SeaweedFileIdClaims{}, func(token *jwt.Token) (interface{}, error) {
+	return jwt.ParseWithClaims(string(tokenString), claims, func(token *jwt.Token) (interface{}, error) {
 		if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
 			return nil, fmt.Errorf("unknown token method")
 		}

weed/server/volume_server_handlers.go

@@ -133,7 +133,7 @@ func (vs *VolumeServer) maybeCheckJwtAuthorization(r *http.Request, vid, fid str
 		return false
 	}
 
-	token, err := security.DecodeJwt(signingKey, tokenStr)
+	token, err := security.DecodeJwt(signingKey, tokenStr, &security.SeaweedFileIdClaims{})
 	if err != nil {
 		glog.V(1).Infof("jwt verification error from %s: %v", r.RemoteAddr, err)
 		return false