func CreateNewControllerFromCurrentController(c *client.Client, namespace, oldName, newName, image, deploymentKey string) (*api.ReplicationController, error) {
	// load the old RC into the "new" RC
	newRc, err := c.ReplicationControllers(namespace).Get(oldName)
	if err != nil {
		return nil, err
	}

	if len(newRc.Spec.Template.Spec.Containers) > 1 {
		// TODO: support multi-container image update.
		return nil, goerrors.New("Image update is not supported for multi-container pods")
	}
	if len(newRc.Spec.Template.Spec.Containers) == 0 {
		return nil, goerrors.New(fmt.Sprintf("Pod has no containers! (%v)", newRc))
	}
	newRc.Spec.Template.Spec.Containers[0].Image = image

	newHash, err := api.HashObject(newRc, c.Codec)
	if err != nil {
		return nil, err
	}

	if len(newName) == 0 {
		newName = fmt.Sprintf("%s-%s", newRc.Name, newHash)
	}
	newRc.Name = newName

	newRc.Spec.Selector[deploymentKey] = newHash
	newRc.Spec.Template.Labels[deploymentKey] = newHash
	// Clear resource version after hashing so that identical updates get different hashes.
	newRc.ResourceVersion = ""
	return newRc, nil
}
Esempio n. 2
0
File: main.go Progetto: cpg1111/krud
func (k *Krud) update(h *Webhook) error {
	h.UpdateAttempt = true
	h.UpdateStart = time.Now()
	defer func() {
		h.UpdateEnd = time.Now()
	}()
	conf := &client.Config{
		Host: k.Endpoint,
	}
	client, err := client.New(conf)
	if err != nil {
		return err
	}
	rcs := client.ReplicationControllers(k.Namespace)
	oldRc, err := rcs.Get(k.ControllerName)
	if err != nil {
		return err
	}
	newRc, err := rcs.Get(k.ControllerName)
	if err != nil {
		return err
	}
	hash, err := api.HashObject(oldRc, client.Codec)
	if err != nil {
		return err
	}
	h.UpdateID = hash
	newRc.Name = fmt.Sprintf("%s-%s", k.ControllerName, hash)
	newRc.ResourceVersion = ""
	apply := func(key, value string, ms ...map[string]string) {
		for _, m := range ms {
			m[key] = value
		}
	}
	apply(k.DeploymentKey, hash, newRc.Spec.Selector, newRc.Spec.Template.Labels)
	apply("run", k.ControllerName, newRc.Spec.Selector, newRc.Spec.Template.Labels)
	ruconf := kubectl.RollingUpdaterConfig{
		Out: &lockBuffer{
			k: k,
			h: h,
		},
		OldRc:          oldRc,
		NewRc:          newRc,
		UpdatePeriod:   time.Second * 3, // todo: change to time.Minute
		Timeout:        time.Minute * 5,
		Interval:       time.Second * 3,
		UpdateAcceptor: kubectl.DefaultUpdateAcceptor,
		CleanupPolicy:  kubectl.RenameRollingUpdateCleanupPolicy,
	}
	ruc := kubectl.NewRollingUpdaterClient(client)
	println("doing rolling update")
	err = kubectl.NewRollingUpdater(k.Namespace, ruc).Update(&ruconf)
	println("done")
	k.Lock()
	h.UpdateSuccess = err == nil
	k.Unlock()
	return err
}
Esempio n. 3
0
func CreateNewControllerFromCurrentController(c client.Interface, codec runtime.Codec, cfg *NewControllerConfig) (*api.ReplicationController, error) {
	containerIndex := 0
	// load the old RC into the "new" RC
	newRc, err := c.ReplicationControllers(cfg.Namespace).Get(cfg.OldName)
	if err != nil {
		return nil, err
	}

	if len(cfg.Container) != 0 {
		containerFound := false

		for i, c := range newRc.Spec.Template.Spec.Containers {
			if c.Name == cfg.Container {
				containerIndex = i
				containerFound = true
				break
			}
		}

		if !containerFound {
			return nil, fmt.Errorf("container %s not found in pod", cfg.Container)
		}
	}

	if len(newRc.Spec.Template.Spec.Containers) > 1 && len(cfg.Container) == 0 {
		return nil, goerrors.New("Must specify container to update when updating a multi-container pod")
	}

	if len(newRc.Spec.Template.Spec.Containers) == 0 {
		return nil, goerrors.New(fmt.Sprintf("Pod has no containers! (%v)", newRc))
	}
	newRc.Spec.Template.Spec.Containers[containerIndex].Image = cfg.Image
	if len(cfg.PullPolicy) != 0 {
		newRc.Spec.Template.Spec.Containers[containerIndex].ImagePullPolicy = cfg.PullPolicy
	}

	newHash, err := api.HashObject(newRc, codec)
	if err != nil {
		return nil, err
	}

	if len(cfg.NewName) == 0 {
		cfg.NewName = fmt.Sprintf("%s-%s", newRc.Name, newHash)
	}
	newRc.Name = cfg.NewName

	newRc.Spec.Selector[cfg.DeploymentKey] = newHash
	newRc.Spec.Template.Labels[cfg.DeploymentKey] = newHash
	// Clear resource version after hashing so that identical updates get different hashes.
	newRc.ResourceVersion = ""
	return newRc, nil
}
func TestRollingUpdater_multipleContainersInPod(t *testing.T) {
	tests := []struct {
		oldRc *api.ReplicationController
		newRc *api.ReplicationController

		container     string
		image         string
		deploymentKey string
	}{
		{
			oldRc: &api.ReplicationController{
				ObjectMeta: api.ObjectMeta{
					Name: "foo",
				},
				Spec: api.ReplicationControllerSpec{
					Selector: map[string]string{
						"dk": "old",
					},
					Template: &api.PodTemplateSpec{
						ObjectMeta: api.ObjectMeta{
							Labels: map[string]string{
								"dk": "old",
							},
						},
						Spec: api.PodSpec{
							Containers: []api.Container{
								{
									Name:  "container1",
									Image: "image1",
								},
								{
									Name:  "container2",
									Image: "image2",
								},
							},
						},
					},
				},
			},
			newRc: &api.ReplicationController{
				ObjectMeta: api.ObjectMeta{
					Name: "foo",
				},
				Spec: api.ReplicationControllerSpec{
					Selector: map[string]string{
						"dk": "old",
					},
					Template: &api.PodTemplateSpec{
						ObjectMeta: api.ObjectMeta{
							Labels: map[string]string{
								"dk": "old",
							},
						},
						Spec: api.PodSpec{
							Containers: []api.Container{
								{
									Name:  "container1",
									Image: "newimage",
								},
								{
									Name:  "container2",
									Image: "image2",
								},
							},
						},
					},
				},
			},
			container:     "container1",
			image:         "newimage",
			deploymentKey: "dk",
		},
		{
			oldRc: &api.ReplicationController{
				ObjectMeta: api.ObjectMeta{
					Name: "bar",
				},
				Spec: api.ReplicationControllerSpec{
					Selector: map[string]string{
						"dk": "old",
					},
					Template: &api.PodTemplateSpec{
						ObjectMeta: api.ObjectMeta{
							Labels: map[string]string{
								"dk": "old",
							},
						},
						Spec: api.PodSpec{
							Containers: []api.Container{
								{
									Name:  "container1",
									Image: "image1",
								},
							},
						},
					},
				},
			},
			newRc: &api.ReplicationController{
				ObjectMeta: api.ObjectMeta{
					Name: "bar",
				},
				Spec: api.ReplicationControllerSpec{
					Selector: map[string]string{
						"dk": "old",
					},
					Template: &api.PodTemplateSpec{
						ObjectMeta: api.ObjectMeta{
							Labels: map[string]string{
								"dk": "old",
							},
						},
						Spec: api.PodSpec{
							Containers: []api.Container{
								{
									Name:  "container1",
									Image: "newimage",
								},
							},
						},
					},
				},
			},
			container:     "container1",
			image:         "newimage",
			deploymentKey: "dk",
		},
	}

	for _, test := range tests {
		fake := &testclient.Fake{}
		fake.AddReactor("*", "*", func(action testclient.Action) (handled bool, ret runtime.Object, err error) {
			switch action.(type) {
			case testclient.GetAction:
				return true, test.oldRc, nil
			}
			return false, nil, nil
		})

		codec := testapi.Default.Codec()

		deploymentHash, err := api.HashObject(test.newRc, codec)
		if err != nil {
			t.Errorf("unexpected error: %v", err)
		}

		test.newRc.Spec.Selector[test.deploymentKey] = deploymentHash
		test.newRc.Spec.Template.Labels[test.deploymentKey] = deploymentHash
		test.newRc.Name = fmt.Sprintf("%s-%s", test.newRc.Name, deploymentHash)

		config := &NewControllerConfig{
			OldName:       test.oldRc.ObjectMeta.Name,
			NewName:       test.newRc.ObjectMeta.Name,
			Image:         test.image,
			Container:     test.container,
			DeploymentKey: test.deploymentKey,
		}
		updatedRc, err := CreateNewControllerFromCurrentController(fake, codec, config)
		if err != nil {
			t.Errorf("unexpected error: %v", err)
		}
		if !reflect.DeepEqual(updatedRc, test.newRc) {
			t.Errorf("expected:\n%#v\ngot:\n%#v\n", test.newRc, updatedRc)
		}
	}
}
Esempio n. 5
0
func RunRollingUpdate(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
	if len(os.Args) > 1 && os.Args[1] == "rollingupdate" {
		printDeprecationWarning("rolling-update", "rollingupdate")
	}
	deploymentKey, filename, image, oldName, err := validateArguments(cmd, args)
	if err != nil {
		return err
	}
	period := cmdutil.GetFlagDuration(cmd, "update-period")
	interval := cmdutil.GetFlagDuration(cmd, "poll-interval")
	timeout := cmdutil.GetFlagDuration(cmd, "timeout")
	dryrun := cmdutil.GetFlagBool(cmd, "dry-run")

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	client, err := f.Client()
	if err != nil {
		return err
	}

	updaterClient := kubectl.NewRollingUpdaterClient(client)

	var newRc *api.ReplicationController
	// fetch rc
	oldRc, err := client.ReplicationControllers(cmdNamespace).Get(oldName)
	if err != nil {
		if !errors.IsNotFound(err) || len(image) == 0 || len(args) > 1 {
			return err
		}
		// We're in the middle of a rename, look for an RC with a source annotation of oldName
		newRc, err := kubectl.FindSourceController(updaterClient, cmdNamespace, oldName)
		if err != nil {
			return err
		}
		return kubectl.Rename(kubectl.NewRollingUpdaterClient(client), newRc, oldName)
	}

	var keepOldName bool
	var replicasDefaulted bool

	mapper, typer := f.Object()

	if len(filename) != 0 {
		schema, err := f.Validator()
		if err != nil {
			return err
		}

		request := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
			Schema(schema).
			NamespaceParam(cmdNamespace).DefaultNamespace().
			FilenameParam(enforceNamespace, filename).
			Do()
		obj, err := request.Object()
		if err != nil {
			return err
		}
		var ok bool
		// Handle filename input from stdin. The resource builder always returns an api.List
		// when creating resource(s) from a stream.
		if list, ok := obj.(*api.List); ok {
			if len(list.Items) > 1 {
				return cmdutil.UsageError(cmd, "%s specifies multiple items", filename)
			}
			obj = list.Items[0]
		}
		newRc, ok = obj.(*api.ReplicationController)
		if !ok {
			if _, kind, err := typer.ObjectVersionAndKind(obj); err == nil {
				return cmdutil.UsageError(cmd, "%s contains a %s not a ReplicationController", filename, kind)
			}
			glog.V(4).Infof("Object %#v is not a ReplicationController", obj)
			return cmdutil.UsageError(cmd, "%s does not specify a valid ReplicationController", filename)
		}
		infos, err := request.Infos()
		if err != nil || len(infos) != 1 {
			glog.V(2).Infof("was not able to recover adequate information to discover if .spec.replicas was defaulted")
		} else {
			replicasDefaulted = isReplicasDefaulted(infos[0])
		}
	}
	// If the --image option is specified, we need to create a new rc with at least one different selector
	// than the old rc. This selector is the hash of the rc, which will differ because the new rc has a
	// different image.
	if len(image) != 0 {
		keepOldName = len(args) == 1
		newName := findNewName(args, oldRc)
		if newRc, err = kubectl.LoadExistingNextReplicationController(client, cmdNamespace, newName); err != nil {
			return err
		}
		if newRc != nil {
			fmt.Fprintf(out, "Found existing update in progress (%s), resuming.\n", newRc.Name)
		} else {
			newRc, err = kubectl.CreateNewControllerFromCurrentController(client, cmdNamespace, oldName, newName, image, deploymentKey)
			if err != nil {
				return err
			}
		}
		// Update the existing replication controller with pointers to the 'next' controller
		// and adding the <deploymentKey> label if necessary to distinguish it from the 'next' controller.
		oldHash, err := api.HashObject(oldRc, client.Codec)
		if err != nil {
			return err
		}
		oldRc, err = kubectl.UpdateExistingReplicationController(client, oldRc, cmdNamespace, newRc.Name, deploymentKey, oldHash, out)
		if err != nil {
			return err
		}
	}
	if oldName == newRc.Name {
		return cmdutil.UsageError(cmd, "%s cannot have the same name as the existing ReplicationController %s",
			filename, oldName)
	}

	updater := kubectl.NewRollingUpdater(newRc.Namespace, updaterClient)

	// To successfully pull off a rolling update the new and old rc have to differ
	// by at least one selector. Every new pod should have the selector and every
	// old pod should not have the selector.
	var hasLabel bool
	for key, oldValue := range oldRc.Spec.Selector {
		if newValue, ok := newRc.Spec.Selector[key]; ok && newValue != oldValue {
			hasLabel = true
			break
		}
	}
	if !hasLabel {
		return cmdutil.UsageError(cmd, "%s must specify a matching key with non-equal value in Selector for %s",
			filename, oldName)
	}
	// TODO: handle scales during rolling update
	if replicasDefaulted {
		newRc.Spec.Replicas = oldRc.Spec.Replicas
	}
	if dryrun {
		oldRcData := &bytes.Buffer{}
		if err := f.PrintObject(cmd, oldRc, oldRcData); err != nil {
			return err
		}
		newRcData := &bytes.Buffer{}
		if err := f.PrintObject(cmd, newRc, newRcData); err != nil {
			return err
		}
		fmt.Fprintf(out, "Rolling from:\n%s\nTo:\n%s\n", string(oldRcData.Bytes()), string(newRcData.Bytes()))
		return nil
	}
	updateCleanupPolicy := kubectl.DeleteRollingUpdateCleanupPolicy
	if keepOldName {
		updateCleanupPolicy = kubectl.RenameRollingUpdateCleanupPolicy
	}
	config := &kubectl.RollingUpdaterConfig{
		Out:            out,
		OldRc:          oldRc,
		NewRc:          newRc,
		UpdatePeriod:   period,
		Interval:       interval,
		Timeout:        timeout,
		CleanupPolicy:  updateCleanupPolicy,
		UpdateAcceptor: kubectl.DefaultUpdateAcceptor,
	}
	if cmdutil.GetFlagBool(cmd, "rollback") {
		kubectl.AbortRollingUpdate(config)
		client.ReplicationControllers(config.NewRc.Namespace).Update(config.NewRc)
	}
	err = updater.Update(config)
	if err != nil {
		return err
	}

	if keepOldName {
		fmt.Fprintf(out, "%s\n", oldName)
	} else {
		fmt.Fprintf(out, "%s\n", newRc.Name)
	}
	return nil
}
Esempio n. 6
0
func RunRollingUpdate(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, options *RollingUpdateOptions) error {
	if len(os.Args) > 1 && os.Args[1] == "rollingupdate" {
		printDeprecationWarning("rolling-update", "rollingupdate")
	}
	err := validateArguments(cmd, options.Filenames, args)
	if err != nil {
		return err
	}

	deploymentKey := cmdutil.GetFlagString(cmd, "deployment-label-key")
	filename := ""
	image := cmdutil.GetFlagString(cmd, "image")
	pullPolicy := cmdutil.GetFlagString(cmd, "image-pull-policy")
	oldName := args[0]
	rollback := cmdutil.GetFlagBool(cmd, "rollback")
	period := cmdutil.GetFlagDuration(cmd, "update-period")
	interval := cmdutil.GetFlagDuration(cmd, "poll-interval")
	timeout := cmdutil.GetFlagDuration(cmd, "timeout")
	dryrun := cmdutil.GetFlagBool(cmd, "dry-run")
	outputFormat := cmdutil.GetFlagString(cmd, "output")
	container := cmdutil.GetFlagString(cmd, "container")

	if len(options.Filenames) > 0 {
		filename = options.Filenames[0]
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	client, err := f.Client()
	if err != nil {
		return err
	}

	var newRc *api.ReplicationController
	// fetch rc
	oldRc, err := client.ReplicationControllers(cmdNamespace).Get(oldName)
	if err != nil {
		if !errors.IsNotFound(err) || len(image) == 0 || len(args) > 1 {
			return err
		}
		// We're in the middle of a rename, look for an RC with a source annotation of oldName
		newRc, err := kubectl.FindSourceController(client, cmdNamespace, oldName)
		if err != nil {
			return err
		}
		return kubectl.Rename(client, newRc, oldName)
	}

	var keepOldName bool
	var replicasDefaulted bool

	mapper, typer := f.Object(cmdutil.GetIncludeThirdPartyAPIs(cmd))

	if len(filename) != 0 {
		schema, err := f.Validator(cmdutil.GetFlagBool(cmd, "validate"), cmdutil.GetFlagString(cmd, "schema-cache-dir"))
		if err != nil {
			return err
		}

		request := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
			Schema(schema).
			NamespaceParam(cmdNamespace).DefaultNamespace().
			FilenameParam(enforceNamespace, false, filename).
			Do()
		obj, err := request.Object()
		if err != nil {
			return err
		}
		var ok bool
		// Handle filename input from stdin. The resource builder always returns an api.List
		// when creating resource(s) from a stream.
		if list, ok := obj.(*api.List); ok {
			if len(list.Items) > 1 {
				return cmdutil.UsageError(cmd, "%s specifies multiple items", filename)
			}
			obj = list.Items[0]
		}
		newRc, ok = obj.(*api.ReplicationController)
		if !ok {
			if gvk, err := typer.ObjectKind(obj); err == nil {
				return cmdutil.UsageError(cmd, "%s contains a %v not a ReplicationController", filename, gvk)
			}
			glog.V(4).Infof("Object %#v is not a ReplicationController", obj)
			return cmdutil.UsageError(cmd, "%s does not specify a valid ReplicationController", filename)
		}
		infos, err := request.Infos()
		if err != nil || len(infos) != 1 {
			glog.V(2).Infof("was not able to recover adequate information to discover if .spec.replicas was defaulted")
		} else {
			replicasDefaulted = isReplicasDefaulted(infos[0])
		}
	}
	// If the --image option is specified, we need to create a new rc with at least one different selector
	// than the old rc. This selector is the hash of the rc, with a suffix to provide uniqueness for
	// same-image updates.
	if len(image) != 0 {
		codec := api.Codecs.LegacyCodec(client.APIVersion())
		keepOldName = len(args) == 1
		newName := findNewName(args, oldRc)
		if newRc, err = kubectl.LoadExistingNextReplicationController(client, cmdNamespace, newName); err != nil {
			return err
		}
		if newRc != nil {
			if inProgressImage := newRc.Spec.Template.Spec.Containers[0].Image; inProgressImage != image {
				return cmdutil.UsageError(cmd, "Found existing in-progress update to image (%s).\nEither continue in-progress update with --image=%s or rollback with --rollback", inProgressImage, inProgressImage)
			}
			fmt.Fprintf(out, "Found existing update in progress (%s), resuming.\n", newRc.Name)
		} else {
			config := &kubectl.NewControllerConfig{
				Namespace:     cmdNamespace,
				OldName:       oldName,
				NewName:       newName,
				Image:         image,
				Container:     container,
				DeploymentKey: deploymentKey,
			}
			if oldRc.Spec.Template.Spec.Containers[0].Image == image {
				if len(pullPolicy) == 0 {
					return cmdutil.UsageError(cmd, "--image-pull-policy (Always|Never|IfNotPresent) must be provided when --image is the same as existing container image")
				}
				config.PullPolicy = api.PullPolicy(pullPolicy)
			}
			newRc, err = kubectl.CreateNewControllerFromCurrentController(client, codec, config)
			if err != nil {
				return err
			}
		}
		// Update the existing replication controller with pointers to the 'next' controller
		// and adding the <deploymentKey> label if necessary to distinguish it from the 'next' controller.
		oldHash, err := api.HashObject(oldRc, codec)
		if err != nil {
			return err
		}
		// If new image is same as old, the hash may not be distinct, so add a suffix.
		oldHash += "-orig"
		oldRc, err = kubectl.UpdateExistingReplicationController(client, oldRc, cmdNamespace, newRc.Name, deploymentKey, oldHash, out)
		if err != nil {
			return err
		}
	}

	if rollback {
		keepOldName = len(args) == 1
		newName := findNewName(args, oldRc)
		if newRc, err = kubectl.LoadExistingNextReplicationController(client, cmdNamespace, newName); err != nil {
			return err
		}

		if newRc == nil {
			return cmdutil.UsageError(cmd, "Could not find %s to rollback.\n", newName)
		}
	}

	if oldName == newRc.Name {
		return cmdutil.UsageError(cmd, "%s cannot have the same name as the existing ReplicationController %s",
			filename, oldName)
	}

	updater := kubectl.NewRollingUpdater(newRc.Namespace, client)

	// To successfully pull off a rolling update the new and old rc have to differ
	// by at least one selector. Every new pod should have the selector and every
	// old pod should not have the selector.
	var hasLabel bool
	for key, oldValue := range oldRc.Spec.Selector {
		if newValue, ok := newRc.Spec.Selector[key]; ok && newValue != oldValue {
			hasLabel = true
			break
		}
	}
	if !hasLabel {
		return cmdutil.UsageError(cmd, "%s must specify a matching key with non-equal value in Selector for %s",
			filename, oldName)
	}
	// TODO: handle scales during rolling update
	if replicasDefaulted {
		newRc.Spec.Replicas = oldRc.Spec.Replicas
	}
	if dryrun {
		oldRcData := &bytes.Buffer{}
		newRcData := &bytes.Buffer{}
		if outputFormat == "" {
			oldRcData.WriteString(oldRc.Name)
			newRcData.WriteString(newRc.Name)
		} else {
			if err := f.PrintObject(cmd, mapper, oldRc, oldRcData); err != nil {
				return err
			}
			if err := f.PrintObject(cmd, mapper, newRc, newRcData); err != nil {
				return err
			}
		}
		fmt.Fprintf(out, "Rolling from:\n%s\nTo:\n%s\n", string(oldRcData.Bytes()), string(newRcData.Bytes()))
		return nil
	}
	updateCleanupPolicy := kubectl.DeleteRollingUpdateCleanupPolicy
	if keepOldName {
		updateCleanupPolicy = kubectl.RenameRollingUpdateCleanupPolicy
	}
	config := &kubectl.RollingUpdaterConfig{
		Out:            out,
		OldRc:          oldRc,
		NewRc:          newRc,
		UpdatePeriod:   period,
		Interval:       interval,
		Timeout:        timeout,
		CleanupPolicy:  updateCleanupPolicy,
		MaxUnavailable: intstr.FromInt(0),
		MaxSurge:       intstr.FromInt(1),
	}
	if rollback {
		err = kubectl.AbortRollingUpdate(config)
		if err != nil {
			return err
		}
		client.ReplicationControllers(config.NewRc.Namespace).Update(config.NewRc)
	}
	err = updater.Update(config)
	if err != nil {
		return err
	}

	message := "rolling updated"
	if keepOldName {
		newRc.Name = oldName
	} else {
		message = fmt.Sprintf("rolling updated to %q", newRc.Name)
	}
	newRc, err = client.ReplicationControllers(cmdNamespace).Get(newRc.Name)
	if err != nil {
		return err
	}
	if outputFormat != "" {
		return f.PrintObject(cmd, mapper, newRc, out)
	}
	kind, err := api.Scheme.ObjectKind(newRc)
	if err != nil {
		return err
	}
	_, res := meta.KindToResource(kind)
	cmdutil.PrintSuccess(mapper, false, out, res.Resource, oldName, message)
	return nil
}