defaultOperatorContextTimeout = 10 * time.Second
	// ErrNotImplemented - Indicates the functionality which is not implemented
	ErrNotImplemented = errors.New("The method is not implemented")
)

func (c *OperatorDNS) addAuthHeader(r *http.Request) error {
	if c.username == "" || c.password == "" {
		return nil
	}

	claims := &jwt.StandardClaims{
		ExpiresAt: int64(15 * time.Minute),
		Issuer:    c.username,