logger.Fatal(fmt.Errorf("no valid algorithms passed to --sftp=%s\nValid algorithms: %v", arg, strings.Join(allowed, ", ")), "unable to start SFTP server")
	}
	return filteredAlgos
}

func startSFTPServer(args []string) {
	var (
		port            int
		publicIP        string
		sshPrivateKey   string
		userCaKeyFile   string
		disablePassAuth bool
	)

	allowPubKeys := supportedPubKeyAuthAlgos