metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apiserver/pkg/admission"
	genericadmissioninitailizer "k8s.io/apiserver/pkg/admission/initializer"
	"k8s.io/client-go/informers"
	"k8s.io/client-go/kubernetes"
	nodev1client "k8s.io/client-go/kubernetes/typed/node/v1"
	nodev1listers "k8s.io/client-go/listers/node/v1"
	api "k8s.io/kubernetes/pkg/apis/core"
	node "k8s.io/kubernetes/pkg/apis/node"
	apinodev1 "k8s.io/kubernetes/pkg/apis/node/v1"

		client := &csiDriverClient{
			driverName: "Fake Driver Name",
			nodeV1ClientCreator: func(addr csiAddr, m *MetricsManager) (csipbv1.NodeClient, io.Closer, error) {
				nodeClient := fake.NewNodeClient(false /* stagingCapable */)
				nodeClient.SetNextError(tc.err)
				nodeClient.SetNodeGetInfoResp(&csipbv1.NodeGetInfoResponse{
					NodeId:            tc.expectedNodeID,
					MaxVolumesPerNode: tc.expectedMaxVolumePerNode,

	conn, err := p.getOrCreateGRPCConn()
	if err != nil {
		return nil, err
	}

	ctx, cancel := context.WithTimeout(ctx, p.clientTimeout)
	defer cancel()

	nodeClient := drapb.NewNodeClient(conn)
	response, err := nodeClient.NodePrepareResources(ctx, req)
	logger.V(4).Info(log("done calling NodePrepareResources rpc"), "response", response, "err", err)
	return response, err
}

	kubelib.WaitForCacheSync("node untainer", stop, n.nodesClient.HasSynced, n.podsClient.HasSynced)
	n.queue.Run(stop)
	n.podsClient.ShutdownHandlers()
	n.nodesClient.ShutdownHandlers()
}

func (n *NodeUntainter) reconcileNode(key types.NamespacedName) error {
	log.Debugf("reconciling node %s", key.Name)
	node := n.nodesClient.Get(key.Name, key.Namespace)
	if node == nil {
		return nil
	}

			driverName: "com.google.gcepd",
			nodeV1ClientCreator: func(addr csiAddr, m *MetricsManager) (csipbv1.NodeClient, io.Closer, error) {
				nodeClient := fake.NewNodeClientWithVolumeStats(true /* VolumeStatsCapable */)
				fakeCloser := fake.NewCloser(t)
				nodeClient.SetNodeVolumeStatsResp(getRawVolumeInfo())
				return nodeClient, fakeCloser, nil
			},
		}
		metrics, err := metricsGetter.GetMetrics()
		if err != nil {

	for i := range podList.Items {
		pods = append(pods, podList.Items[i].Name)
	}

	return pods, namespace, nil
}

func getClientForResource(resname, ns string, factory cmdutil.Factory) (*corev1client.CoreV1Client, string, string, string, error) {
	// Pod is referred to using something like "deployment/httpbin".  Use the kubectl
	// libraries to look up the resource name, find the pods it selects, and return
	// one of those pods.

	pubs := csiUnmapper.csiClient.(*fakeCsiDriverClient).nodeClient.GetNodePublishedVolumes()
	if _, ok := pubs[csiUnmapper.volumeID]; ok {
		t.Error("csi server may not have received NodeUnpublishVolume call")
	}

	// ensure csi client call and node unstaged
	vols := csiUnmapper.csiClient.(*fakeCsiDriverClient).nodeClient.GetNodeStagedVolumes()
	if _, ok := vols[csiUnmapper.volumeID]; ok {

	"k8s.io/apimachinery/pkg/fields"
	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
	"k8s.io/apimachinery/pkg/util/wait"
	corev1informers "k8s.io/client-go/informers/core/v1"
	"k8s.io/client-go/kubernetes"
	corev1client "k8s.io/client-go/kubernetes/typed/core/v1"
	"k8s.io/client-go/tools/cache"
	"k8s.io/client-go/util/workqueue"
	"k8s.io/klog/v2"
	"k8s.io/utils/clock"
)

const (

type Controller struct {
	requiredAuthenticationData ClusterAuthenticationInfo

	configMapLister corev1listers.ConfigMapLister
	configMapClient corev1client.ConfigMapsGetter
	namespaceClient corev1client.NamespacesGetter

	// queue is where incoming work is placed to de-dup and to allow "easy" rate limited requeues on errors.

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/util/net"
	"k8s.io/apimachinery/pkg/util/runtime"
	"k8s.io/apimachinery/pkg/util/sets"
	"k8s.io/apimachinery/pkg/util/wait"
	corev1client "k8s.io/client-go/kubernetes/typed/core/v1"
	eventsv1client "k8s.io/client-go/kubernetes/typed/events/v1"
	"k8s.io/client-go/tools/events"
	"k8s.io/client-go/util/retry"
	"k8s.io/kubernetes/pkg/api/legacyscheme"