etcdmain/gateway.go
func newGatewayCommand() *cobra.Command {
	lpc := &cobra.Command{
		Use:   "gateway <subcommand>",
		Short: "gateway related command",
	}
	lpc.AddCommand(newGatewayStartCommand())

	return lpc
}
func newGatewayCommand() *cobra.Command {
	lpc := &cobra.Command{
		Use:   "gateway <subcommand>",
		Short: "gateway related command",
	}
	lpc.AddCommand(newGatewayStartCommand())

	return lpc
}
// newGatewayCommand returns the cobra command for "gateway".