package main import "github.com/codegangsta/cli" var ( commandPull = cli.Command{ Name: "pull", Usage: "Pull and verify an image from a registry", Action: imagePull, Flags: []cli.Flag{ cli.StringFlag{ Name: "r,registry", Value: "hub.docker.io", Usage: "Registry to use (e.g.: localhost:5000)", }, }, } ) func imagePull(c *cli.Context) { }