return ret, nil
	}

	ret.Spec = p.constructPVSourceSpec(volData[volDataKey.specVolID], volData[volDataKey.driverName], volData[volDataKey.volHandle])
	return ret, nil
}

// constructVolSourceSpec constructs volume.Spec with CSIVolumeSource
func (p *csiPlugin) constructVolSourceSpec(volSpecName, driverName string) *volume.Spec {
	vol := &api.Volume{

		}
		// remove volume path
		klog.V(4).Info(log("deleting volume path [%s]", volPath))
		if err := os.Remove(volPath); err != nil && !os.IsNotExist(err) {
			return errors.New(log("failed to delete volume path [%s]: %v", volPath, err))
		}
	}
	return nil
}

// makeVolumeHandle returns csi-<sha256(podUID,volSourceSpecName)>

)

func prepareVolumeInfoFile(mountPath string, plug *csiPlugin, specVolumeName, volumeID, driverName, lifecycleMode, seLinuxMountContext string) error {
	nodeName := string(plug.host.GetNodeName())
	volData := map[string]string{
		volDataKey.specVolID:           specVolumeName,
		volDataKey.volHandle:           volumeID,
		volDataKey.driverName:          driverName,
		volDataKey.nodeName:            nodeName,

	if err != nil {
		klog.Errorf("Failed to bind mount: source:%s, target:%s, err:%v", globalPDPath, volPath, err)
		noMnt, mntErr := b.mounter.IsLikelyNotMountPoint(volPath)
		if mntErr != nil {
			klog.Errorf("IsLikelyNotMountPoint check failed: %v", mntErr)
			return err
		}
		if !noMnt {
			if mntErr = b.mounter.Unmount(volPath); mntErr != nil {

		noMnt, mntErr := b.mounter.IsLikelyNotMountPoint(volPath)
		if mntErr != nil {
			klog.Errorf("IsLikelyNotMountPoint check failed: %v", mntErr)
			return err
		}
		if !noMnt {
			if mntErr = b.mounter.Unmount(volPath); mntErr != nil {
				klog.Errorf("Failed to unmount: %v", mntErr)
				return err
			}
			noMnt, mntErr = b.mounter.IsLikelyNotMountPoint(volPath)
			if mntErr != nil {

				}
				subpathLink := filepath.Join(volpath, "dirLink")
				return nil, volpath, subpath, os.Symlink(subpath, subpathLink)
			},
			expectError: false,
		},
		{
			name: "subpath-file",
			prepare: func(base string) ([]string, string, string, error) {
				volpath, _ := getTestPaths(base)
				subpath := filepath.Join(volpath, "file0")
				if err := os.MkdirAll(volpath, defaultPerm); err != nil {

		t.Errorf("Got a nil Mounter")
	}

	volPath := mounter.GetPath()
	if volPath != volumePath {
		t.Errorf("Got unexpected path: %s", volPath)
	}
	if config.volumeDirExists {
		if err := os.MkdirAll(volPath, perm); err != nil {
			t.Errorf("fail to create path: %s", volPath)
		}
	}

	// Stat the directory and check the permission bits
	testSetUp(mounter, metadataDir, volPath)

	log := physicalMounter.GetLog()

	if err != nil {
		t.Errorf("Failed to make a new Mounter: %v", err)
	}
	if mounter == nil {
		t.Fatalf("Got a nil Mounter")
	}

	volPath := filepath.Join(tmpDir, testMountPath)
	path := mounter.GetPath()
	if path != volPath {
		t.Errorf("Got unexpected path: %s", path)
	}

	if err := mounter.SetUp(volume.MounterArgs{}); err != nil {
		t.Errorf("Expected success, got: %v", err)
	}

	if err != nil {
		t.Errorf("Failed to make a new Mounter: %v", err)
	}
	if mounter == nil {
		t.Errorf("Got a nil Mounter")
	}

	volPath := filepath.Join(tmpDir, "pods/poduid/volumes/kubernetes.io~portworx-volume/vol1")
	path := mounter.GetPath()
	if path != volPath {
		t.Errorf("Got unexpected path: %s", path)
	}

	if err := mounter.SetUp(volume.MounterArgs{}); err != nil {

		t.Fatal("Can't find the plugin by name")
	}

	volPath := "/tmp/vol1"
	spec := &v1.Volume{
		Name:         "vol1",
		VolumeSource: v1.VolumeSource{HostPath: &v1.HostPathVolumeSource{Path: volPath, Type: newHostPathType(string(v1.HostPathDirectoryOrCreate))}},
	}
	pod := &v1.Pod{ObjectMeta: metav1.ObjectMeta{UID: types.UID("poduid")}}
	defer os.RemoveAll(volPath)