Function marshalPublicKey

command/ssh/certificate.go:551–557

(key ssh.PublicKey, subject string)

}

func marshalPublicKey(key ssh.PublicKey, subject string) []byte {
	b := ssh.MarshalAuthorizedKey(key)
	if i := bytes.LastIndex(b, []byte("\n")); i >= 0 {
		return append(b[:i], []byte(" "+subject+"\n")...)
	}
	return append(b, []byte(" "+subject+"\n")...)
}

func deriveMachineID() (uuid.UUID, error) {
	// use /etc/machine-id