// Check if we are in DCOS environment, return
	// deployment guide for update procedures.
	if IsDCOS() {
		return mesosDeploymentDoc
	}

	// Check if we are in kubernetes environment, return
	// deployment guide for update procedures.
	if IsKubernetes() {
		return kubernetesDeploymentDoc
	}

	// Check if we are docker environment, return docker update command
	if IsDocker() {
		// Construct release tag name.

		cur, err = dsc.dedupCurHistories(ctx, ds, currentHistories)
		if err != nil {
			return nil, nil, err
		}
		// Update revision number if necessary
		if cur.Revision < currRevision {
			toUpdate := cur.DeepCopy()
			toUpdate.Revision = currRevision
			_, err = dsc.kubeClient.AppsV1().ControllerRevisions(ds.Namespace).Update(ctx, toUpdate, metav1.UpdateOptions{})
			if err != nil {
				return nil, nil, err
			}
		}
	}

./hack/update-vendor.sh
./hack/update-internal-modules.sh
./hack/update-go-workspace.sh
./hack/lint-dependencies.sh

sed -i'' -e "s/const kustomizeVersion.*$/const kustomizeVersion = \"${LATEST_KUSTOMIZE}\"/" staging/src/k8s.io/kubectl/pkg/cmd/version/version.go

echo -e "\n${color_blue}Committing changes${color_norm}"
git add .

	PvAdd = framework.ClusterEvent{Resource: framework.PersistentVolume, ActionType: framework.Add, Label: "PvAdd"}
	// PvUpdate is the event when a persistent volume is updated in the cluster.
	PvUpdate = framework.ClusterEvent{Resource: framework.PersistentVolume, ActionType: framework.Update, Label: "PvUpdate"}
	// PvcAdd is the event when a persistent volume claim is added in the cluster.

	}{
		{
			name:           "podInfoOnMount feature enabled, before: none, update: enabled",
			old:            driverWithNothing,
			update:         driverWithPodInfoOnMountEnabled,
			wantGeneration: 1,
		},
		{
			name:           "podInfoOnMount feature enabled, before: enabled, update: disabled",
			old:            driverWithPodInfoOnMountEnabled,
			update:         driverWithPodInfoOnMountDisabled,
			wantGeneration: 1,
		},

			fakeClient.AddReactor("update", "persistentvolumeclaims", func(action core.Action) (bool, runtime.Object, error) {
				update := action.(core.UpdateAction)
				if err := indexer.Update(update.GetObject()); err != nil {
					t.Fatalf("could not update index: %v", err)
				}
				return true, update.GetObject(), nil
			})
			set := newStatefulSet(3)

			podsGetter: existingPods,
			attributes: admission.NewAttributesRecord(mynodeObjConfigB, mynodeObjConfigA, nodeKind, mynodeObj.Namespace, mynodeObj.Name, nodeResource, "", admission.Update, &metav1.UpdateOptions{}, false, mynode),
			err:        "update configSource to a new non-nil configSource",
		},
		{
			name:       "allow update of my node: non-nil configSource unchanged",

	key := oldObj.GetName()

	// Add old object to cache.
	informer.add(oldObj)
	verify(ktesting.WithStep(tCtx, "after initial update"), cache, key, oldObj, oldObj)

	// Update object.
	informer.update(newObj)
	verify(ktesting.WithStep(tCtx, "after initial update"), cache, key, newObj, newObj)

	// Some error cases (don't occur in practice).
	informer.add(1)

	scenarios := map[string]struct {
		oldClaim     *resource.ResourceClaim
		update       func(claim *resource.ResourceClaim) *resource.ResourceClaim
		wantFailures field.ErrorList
	}{
		"valid-no-op-update": {
			oldClaim: validClaim,
			update:   func(claim *resource.ResourceClaim) *resource.ResourceClaim { return claim },
		},
		"invalid-update-class": {

			update: secret0AddCluster,
			want:   []result{{"config", 1}, {"c0", 3}, {"c0-1", 4}},
		},
		{
			name: "Update secret s0 and delete cluster c0-1 but keep the kubeconfig of cluster c0 unchanged, " +
				"which will delete remote cluster c0-1 but will not update remote cluster c0",
			update: secret0DeleteCluster,
			want:   []result{{"config", 1}, {"c0", 3}},
		},
		{