GetRootCertFromMeshConfig(signerName string) ([]byte, error)
}

// CaExternalType : Type of External CA integration
type CaExternalType string

// IstioRAOptions : Configuration Options for the IstioRA
type IstioRAOptions struct {
	// ExternalCAType: Integration API type with external CA
	ExternalCAType CaExternalType
	// DefaultCertTTL: Default Certificate TTL
	DefaultCertTTL time.Duration