Ejemplo n.º 1
0
func inspectAll(ctx context.Context, dockerCli *client.DockerCli, getSize bool) inspect.GetRefFunc {
	client := dockerCli.Client()

	return func(ref string) (interface{}, []byte, error) {
		c, rawContainer, err := client.ContainerInspectWithRaw(ctx, ref, getSize)
		if err == nil || !apiclient.IsErrNotFound(err) {
			return c, rawContainer, err
		}
		// Search for image with that id if a container doesn't exist.
		i, rawImage, err := client.ImageInspectWithRaw(ctx, ref)
		if err == nil || !apiclient.IsErrNotFound(err) {
			return i, rawImage, err
		}

		// Search for task with that id if an image doesn't exist.
		t, rawTask, err := client.TaskInspectWithRaw(ctx, ref)
		if err == nil || !(apiclient.IsErrNotFound(err) || isErrorNoSwarmMode(err)) {
			if getSize {
				fmt.Fprintln(dockerCli.Err(), "WARNING: --size ignored for tasks")
			}
			return t, rawTask, err
		}
		return nil, nil, fmt.Errorf("Error: No such container, image or task: %s", ref)
	}
}
Ejemplo n.º 2
0
func (l *LocalCluster) createNetwork() {
	l.panicOnStop()

	net, err := l.client.NetworkInspect(context.Background(), networkName)
	if err == nil {
		// We need to destroy the network and any running containers inside of it.
		for containerID := range net.Containers {
			// This call could fail if the container terminated on its own after we call
			// NetworkInspect, but the likelihood of this seems low. If this line creates
			// a lot of panics we should do more careful error checking.
			maybePanic(l.client.ContainerKill(context.Background(), containerID, "9"))
		}
		maybePanic(l.client.NetworkRemove(context.Background(), networkName))
	} else if !client.IsErrNotFound(err) {
		panic(err)
	}

	resp, err := l.client.NetworkCreate(context.Background(), networkName, types.NetworkCreate{
		Driver: "bridge",
		// Docker gets very confused if two networks have the same name.
		CheckDuplicate: true,
	})
	maybePanic(err)
	if resp.Warning != "" {
		log.Warningf("creating network: %s", resp.Warning)
	}
	l.networkID = resp.ID
}
Ejemplo n.º 3
0
func inspectAll(ctx context.Context, dockerCli *client.DockerCli, getSize bool, typeConstraint string) inspect.GetRefFunc {
	var inspectAutodetect = []struct {
		ObjectType      string
		IsSizeSupported bool
		ObjectInspector func(string) (interface{}, []byte, error)
	}{
		{"container", true, inspectContainers(ctx, dockerCli, getSize)},
		{"image", true, inspectImages(ctx, dockerCli)},
		{"network", false, inspectNetwork(ctx, dockerCli)},
		{"volume", false, inspectVolume(ctx, dockerCli)},
		{"service", false, inspectService(ctx, dockerCli)},
		{"task", false, inspectTasks(ctx, dockerCli)},
		{"node", false, inspectNode(ctx, dockerCli)},
	}

	isErrNotSwarmManager := func(err error) bool {
		return strings.Contains(err.Error(), "This node is not a swarm manager")
	}

	return func(ref string) (interface{}, []byte, error) {
		for _, inspectData := range inspectAutodetect {
			if typeConstraint != "" && inspectData.ObjectType != typeConstraint {
				continue
			}
			v, raw, err := inspectData.ObjectInspector(ref)
			if err != nil {
				if typeConstraint == "" && (apiclient.IsErrNotFound(err) || isErrNotSwarmManager(err)) {
					continue
				}
				return v, raw, err
			}
			if !inspectData.IsSizeSupported {
				fmt.Fprintf(dockerCli.Err(), "WARNING: --size ignored for %s\n", inspectData.ObjectType)
			}
			return v, raw, err
		}
		return nil, nil, fmt.Errorf("Error: No such object: %s", ref)
	}
}