Function execProcess

exec.go:155–194

(context *cli.Context)

}

func execProcess(context *cli.Context) (int, error) {
	container, err := getContainer(context)
	if err != nil {
		return -1, err
	}
	status, err := container.Status()
	if err != nil {
		return -1, err
	}
	if status == libcontainer.Stopped {
		return -1, errors.New("cannot exec in a stopped container")
	}
	if status == libcontainer.Paused && !context.Bool("ignore-paused") {
		return -1, errors.New("cannot exec in a paused container (use --ignore-paused to override)")
	}
	p, err := getProcess(context, container)
	if err != nil {
		return -1, err
	}

	cgPaths, err := getSubCgroupPaths(context.StringSlice("cgroup"))
	if err != nil {
		return -1, err
	}

	r := &runner{
		enableSubreaper: false,
		shouldDestroy:   false,
		container:       container,
		consoleSocket:   context.String("console-socket"),
		pidfdSocket:     context.String("pidfd-socket"),
		detach:          context.Bool("detach"),
		pidFile:         context.String("pid-file"),
		action:          CT_ACT_RUN,
		init:            false,
		preserveFDs:     context.Int("preserve-fds"),
		subCgroupPaths:  cgPaths,
	}
	return r.run(p)
}

func getProcess(context *cli.Context, c *libcontainer.Container) (*specs.Process, error) {
	if path := context.String("process"); path != "" {