cli.StringFlag{
		Name:   "config-dir, C",
		Value:  defaultConfigDir.Get(),
		Usage:  "[DEPRECATED] path to legacy configuration directory",
		Hidden: true,
	},
	cli.StringFlag{
		Name:  "certs-dir, S",
		Value: defaultCertsDir.Get(),
		Usage: "path to certs directory",
	},
	cli.BoolFlag{
		Name:  "quiet",
		Usage: "disable startup and info messages",
	},
	cli.BoolFlag{

	if err := log.Configure(plugin.GetLoggingOptions("")); err != nil {
		return err
	}
	defer func() {
		// Log sync will send logs to install-cni container via UDS.
		// We don't need a timeout here because underlying the log pkg already handles it.
		// this may fail, but it should be safe to ignore according
		// to https://github.com/uber-go/zap/issues/328
		_ = log.Sync()
	}()

	// TODO: implement plugin version
	funcs := skel.CNIFuncs{