Function InitLocalKeyPair

crypto/kms/privatekeystore.go:155–190

InitLocalKeyPair initializes local private key.

(privateKeyPath string, masterKey []byte)

// InitLocalKeyPair initializes local private key.
func InitLocalKeyPair(privateKeyPath string, masterKey []byte) (err error) {
	var privateKey *asymmetric.PrivateKey
	var publicKey *asymmetric.PublicKey
	initLocalKeyStore()
	privateKey, err = LoadPrivateKey(privateKeyPath, masterKey)
	if err != nil {
		log.WithError(err).Info("load private key failed")
		if err == ErrNotKeyFile {
			log.WithField("path", privateKeyPath).Error("not a valid private key file")
			return
		}
		if _, ok := err.(*os.PathError); (ok || err == os.ErrNotExist) && conf.GConf.GenerateKeyPair {
			log.Info("private key file not exist, generating one")
			privateKey, publicKey, err = asymmetric.GenSecp256k1KeyPair()
			if err != nil {
				log.WithError(err).Error("generate private key failed")
				return
			}
			log.WithField("path", privateKeyPath).Info("saving new private key file")
			err = SavePrivateKey(privateKeyPath, privateKey, masterKey)
			if err != nil {
				log.WithError(err).Error("save private key failed")
				return
			}
		} else {
			log.WithField("path", privateKeyPath).WithError(err).Error("unexpected error while loading private key")
			return
		}
	}
	if publicKey == nil {
		publicKey = privateKey.PubKey()
	}
	log.Debugf("\n### Public Key ###\n%#x\n### Public Key ###\n", publicKey.Serialize())
	SetLocalKeyPair(privateKey, publicKey)
	return
}