return "Istiod"
	case Hybrid:
		return "Hybrid"
	case Envoy:
		return "Envoy"
	default:
		return "Unset"
	}
}

// ConvertToJwksFetchMode converts from string value mode to enum JwksFetchMode value.
// true and false are kept for backwards compatibility.
func ConvertToJwksFetchMode(mode string) JwksFetchMode {
	switch mode {
	case "istiod", "false":
		return Istiod
	case "hybrid", "true":
		return Hybrid