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package main
import (
"log"
"os"
"strings"
"github.com/codegangsta/cli"
)
var (
logPath = os.Getenv("log")
argvs = make(map[string]*rFunc)
)
func init() {
argvs["exec"] = &rFunc{
Usage: "execute a process inside an existing container",
Action: nsenterExec,
}
argvs["mknod"] = &rFunc{
Usage: "mknod a device inside an existing container",
Action: nsenterMknod,
}
argvs["ip"] = &rFunc{
Usage: "display the container's network interfaces",
Action: nsenterIp,
}
}
func main() {
// we need to check our argv 0 for any registred functions to run instead of the
// normal cli code path
f, exists := argvs[strings.TrimPrefix(os.Args[0], "nsenter-")]
if exists {
runFunc(f)
return
}
app := cli.NewApp()
app.Name = "nsinit"
app.Version = "0.1"
app.Author = "libcontainer maintainers"
app.Flags = []cli.Flag{
cli.StringFlag{Name: "nspid"},
cli.StringFlag{Name: "console"},
}
app.Before = preload
app.Commands = []cli.Command{
execCommand,
initCommand,
statsCommand,
configCommand,
pauseCommand,
unpauseCommand,
}
if err := app.Run(os.Args); err != nil {
log.Fatal(err)
}
}
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