Items []StorageClass `json:"items" protobuf:"bytes,2,rep,name=items"`
}

// VolumeBindingMode indicates how PersistentVolumeClaims should be bound.
// +enum
type VolumeBindingMode string

const (
	// VolumeBindingImmediate indicates that PersistentVolumeClaims should be
	// immediately provisioned and bound.  This is the default mode.
	VolumeBindingImmediate VolumeBindingMode = "Immediate"

	modified := updateMigrationAnnotations(logger, ctrl.csiMigratedPluginManager, ctrl.translator, claimClone.Annotations, true)
	if !modified {
		return claimClone, nil
	}
	newClaim, err := ctrl.kubeClient.CoreV1().PersistentVolumeClaims(claimClone.Namespace).Update(ctx, claimClone, metav1.UpdateOptions{})
	if err != nil {
		return nil, fmt.Errorf("persistent Volume Controller can't anneal migration annotations: %v", err)
	}

}

// VolumeBindingMode indicates how PersistentVolumeClaims should be bound.
type VolumeBindingMode string

const (
	// VolumeBindingImmediate indicates that PersistentVolumeClaims should be
	// immediately provisioned and bound.  This is the default mode.
	VolumeBindingImmediate VolumeBindingMode = "Immediate"

	// VolumeBindingWaitForFirstConsumer indicates that PersistentVolumeClaims

				return err
			}

			continue
		}

		if pvcName == "" {
			return fmt.Errorf("PersistentVolumeClaim had no name")
		}

		pvc, err := pl.pvcLister.PersistentVolumeClaims(pod.Namespace).Get(pvcName)

		if err != nil {
			if newPod {
				// The PVC is required to proceed with
				// scheduling of a new pod because it cannot
				// run without it. Bail out immediately.

			return refs
		}
	}

	return append(refs, *metav1.NewControllerRef(owner, gvk))
}

// getPersistentVolumeClaims gets a map of PersistentVolumeClaims to their template names, as defined in set. The
// returned PersistentVolumeClaims are each constructed with a the name specific to the Pod. This name is determined
// by getPersistentVolumeClaimName.

type pvAndPVCCountCollector struct {
	metrics.BaseStableCollector

	// Cache for accessing information about PersistentVolumes.
	pvLister PVLister
	// Cache for accessing information about PersistentVolumeClaims.
	pvcLister PVCLister
	// Volume plugin manager
	pluginMgr *volume.VolumePluginMgr
}

// Check if our collector implements necessary collector interface

	informerFactory informers.SharedInformerFactory,
	fts feature.Features,
) framework.Plugin {
	pvLister := informerFactory.Core().V1().PersistentVolumes().Lister()
	pvcLister := informerFactory.Core().V1().PersistentVolumeClaims().Lister()
	csiNodesLister := informerFactory.Storage().V1().CSINodes().Lister()
	scLister := informerFactory.Storage().V1().StorageClasses().Lister()

			driverNames:      []string{ebsCSIDriverName},
			test:             "ephemeral volume missing",
			wantStatus:       framework.NewStatus(framework.UnschedulableAndUnresolvable, `looking up PVC test/abc-xyz: persistentvolumeclaims "abc-xyz" not found`),
		},
		{
			newPod:           ephemeralVolumePod,
			filterName:       "csi",
			ephemeralEnabled: true,
			extraClaims:      []v1.PersistentVolumeClaim{*conflictingClaim},

			expect: authorizer.DecisionAllow,
		},
		{
			name:   "allowed pvc",
			attrs:  authorizer.AttributesRecord{User: node0, ResourceRequest: true, Verb: "get", Resource: "persistentvolumeclaims", Name: "pvc0-pod0-node0", Namespace: "ns0"},
			expect: authorizer.DecisionAllow,
		},
		{
			name:   "allowed resource claim",

	adcObj, err := NewAttachDetachController(
		tCtx,
		fakeKubeClient,
		informerFactory.Core().V1().Pods(),
		informerFactory.Core().V1().Nodes(),
		informerFactory.Core().V1().PersistentVolumeClaims(),
		informerFactory.Core().V1().PersistentVolumes(),
		informerFactory.Storage().V1().CSINodes(),
		informerFactory.Storage().V1().CSIDrivers(),
		informerFactory.Storage().V1().VolumeAttachments(),
		plugins,