rake.go

package cmd

import (
    "github.com/docker/go-connections/nat"
    "github.com/skybet/cali"
)

func init() {

    command := cli.NewCommand("rake")
    command.SetShort("Run rake preview")
    command.SetLong(`Starts a container and runs rake preview.
Examples:
  To render the site locally.
  # staticli rake
  Any addtional flags sent to the rake command come after the --, e.g.
  # staticli rake preview -- --future
`)
    command.Flags().StringP("port", "p", "4000", "Port to expose on host")
    command.BindFlags()

    task := command.Task("kaerast/rake-preview")

    task.SetInitFunc(func(t *cali.Task, args []string) {

        task.HostConf.PortBindings = nat.PortMap{
            nat.Port("4000/tcp"): []nat.PortBinding{
                {HostIP: "0.0.0.0", HostPort: cli.FlagValues().GetString("port")},
            },
        }

    })
}