Function List

pkg/cmd/namespace/list.go:39–145

(ctx context.Context, client *containerd.Client, options types.NamespaceListOptions)

)

func List(ctx context.Context, client *containerd.Client, options types.NamespaceListOptions) error {
	nsStore := client.NamespaceService()
	nsList, err := nsStore.List(ctx)
	if err != nil {
		return err
	}

	dataStore, err := clientutil.DataStore(options.GOptions.DataRoot, options.GOptions.Address)
	if err != nil {
		return err
	}

	w := options.Stdout
	var tmpl *template.Template
	namespaceList := []namespace{}
	for _, ns := range nsList {
		ctx = namespaces.WithNamespace(ctx, ns)
		var numContainers, numImages, numVolumes int

		containers, err := client.Containers(ctx)
		if err != nil {
			log.L.Warn(err)
		}
		numContainers = len(containers)

		images, err := client.ImageService().List(ctx)
		if err != nil {
			log.L.Warn(err)
		}
		numImages = len(images)

		volStore, err := volumestore.New(dataStore, ns)
		if err != nil {
			log.L.Warn(err)
		} else {
			numVolumes, err = volStore.Count()
			if err != nil {
				log.L.Warn(err)
			}
		}

		labels, err := client.NamespaceService().Labels(ctx, ns)
		if err != nil {
			return err
		}
		namespaceList = append(namespaceList, namespace{
			Name:       ns,
			Containers: numContainers,
			Images:     numImages,
			Volumes:    numVolumes,
			Labels:     labels,
		})
	}

	switch options.Format {
	case "", "table", "wide":
		if !options.Quiet {
			w = tabwriter.NewWriter(w, 4, 8, 4, ' ', 0)