Example #1
0
func execAction(context *cli.Context) {
	var nspid, exitCode int

	container, err := loadContainer()
	if err != nil {
		log.Fatal(err)
	}

	if nspid, err = readPid(); err != nil && !os.IsNotExist(err) {
		log.Fatalf("unable to read pid: %s", err)
	}

	if nspid > 0 {
		err = namespaces.ExecIn(container, nspid, []string(context.Args()))
	} else {
		term := namespaces.NewTerminal(os.Stdin, os.Stdout, os.Stderr, container.Tty)
		exitCode, err = startContainer(container, term, dataPath, []string(context.Args()))
	}

	if err != nil {
		log.Fatalf("failed to exec: %s", err)
	}

	os.Exit(exitCode)
}
Example #2
0
func execAction(context *cli.Context) {
	var exitCode int

	container, err := loadContainer()
	if err != nil {
		log.Fatal(err)
	}

	state, err := libcontainer.GetState(dataPath)
	if err != nil && !os.IsNotExist(err) {
		log.Fatalf("unable to read state.json: %s", err)
	}

	if state != nil {
		err = namespaces.ExecIn(container, state, []string(context.Args()))
	} else {
		term := namespaces.NewTerminal(os.Stdin, os.Stdout, os.Stderr, container.Tty)
		exitCode, err = startContainer(container, term, dataPath, []string(context.Args()))
	}

	if err != nil {
		log.Fatalf("failed to exec: %s", err)
	}

	os.Exit(exitCode)
}