Golang inspect.Inspect函数代码示例

func runInspect(dockerCli *client.DockerCli, opts inspectOptions) error {
	ctx := context.Background()
	client := dockerCli.Client()

	var getRefFunc inspect.GetRefFunc
	switch opts.inspectType {
	case "container":
		getRefFunc = func(ref string) (interface{}, []byte, error) {
			return client.ContainerInspectWithRaw(ctx, ref, opts.size)
		}
	case "image":
		getRefFunc = func(ref string) (interface{}, []byte, error) {
			return client.ImageInspectWithRaw(ctx, ref)
		}
	case "task":
		if opts.size {
			fmt.Fprintln(dockerCli.Err(), "WARNING: --size ignored for tasks")
		}
		getRefFunc = func(ref string) (interface{}, []byte, error) {
			return client.TaskInspectWithRaw(ctx, ref)
		}
	case "":
		getRefFunc = inspectAll(ctx, dockerCli, opts.size)
	default:
		return fmt.Errorf("%q is not a valid value for --type", opts.inspectType)
	}

	return inspect.Inspect(dockerCli.Out(), opts.ids, opts.format, getRefFunc)
}

// CmdInspect displays low-level information on one or more containers, images or tasks.
//
// Usage: docker inspect [OPTIONS] CONTAINER|IMAGE|TASK [CONTAINER|IMAGE|TASK...]
func (cli *DockerCli) CmdInspect(args ...string) error {
	cmd := Cli.Subcmd("inspect", []string{"CONTAINER|IMAGE|TASK [CONTAINER|IMAGE|TASK...]"}, Cli.DockerCommands["inspect"].Description, true)
	tmplStr := cmd.String([]string{"f", "-format"}, "", "Format the output using the given go template")
	inspectType := cmd.String([]string{"-type"}, "", "Return JSON for specified type, (e.g image, container or task)")
	size := cmd.Bool([]string{"s", "-size"}, false, "Display total file sizes if the type is container")
	cmd.Require(flag.Min, 1)

	cmd.ParseFlags(args, true)

	if *inspectType != "" && *inspectType != "container" && *inspectType != "image" && *inspectType != "task" {
		return fmt.Errorf("%q is not a valid value for --type", *inspectType)
	}

	ctx := context.Background()

	var elementSearcher inspect.GetRefFunc
	switch *inspectType {
	case "container":
		elementSearcher = cli.inspectContainers(ctx, *size)
	case "image":
		elementSearcher = cli.inspectImages(ctx, *size)
	case "task":
		if *size {
			fmt.Fprintln(cli.err, "WARNING: --size ignored for tasks")
		}
		elementSearcher = cli.inspectTasks(ctx)
	default:
		elementSearcher = cli.inspectAll(ctx, *size)
	}

	return inspect.Inspect(cli.out, cmd.Args(), *tmplStr, elementSearcher)
}

func runInspect(dockerCli *client.DockerCli, opts inspectOptions) error {
	client := dockerCli.Client()

	getNetFunc := func(name string) (interface{}, []byte, error) {
		return client.NetworkInspectWithRaw(context.Background(), name)
	}

	return inspect.Inspect(dockerCli.Out(), opts.names, opts.format, getNetFunc)
}

func runInspect(dockerCli *client.DockerCli, opts inspectOptions) error {
	var elementSearcher inspect.GetRefFunc
	switch opts.inspectType {
	case "", "container", "image", "node", "network", "service", "volume", "task":
		elementSearcher = inspectAll(context.Background(), dockerCli, opts.size, opts.inspectType)
	default:
		return fmt.Errorf("%q is not a valid value for --type", opts.inspectType)
	}
	return inspect.Inspect(dockerCli.Out(), opts.ids, opts.format, elementSearcher)
}

func runInspect(dockerCli *client.DockerCli, opts inspectOptions) error {
	client := dockerCli.Client()
	ctx := context.Background()

	swarm, err := client.SwarmInspect(ctx)
	if err != nil {
		return err
	}

	getRef := func(_ string) (interface{}, []byte, error) {
		return swarm, nil, nil
	}

	return inspect.Inspect(dockerCli.Out(), []string{""}, opts.format, getRef)
}

func runInspect(dockerCli *client.DockerCli, opts inspectOptions) error {
	client := dockerCli.Client()
	ctx := context.Background()

	getRef := func(ref string) (interface{}, []byte, error) {
		service, err := client.ServiceInspect(ctx, ref)
		if err == nil || !apiclient.IsErrServiceNotFound(err) {
			return service, nil, err
		}
		return nil, nil, fmt.Errorf("Error: no such service: %s", ref)
	}

	if !opts.pretty {
		return inspect.Inspect(dockerCli.Out(), opts.refs, opts.format, getRef)
	}

	return printHumanFriendly(dockerCli.Out(), opts.refs, getRef)
}