SupportsMetrics  bool `json:"supportsMetrics"`
	FSGroup          bool `json:"fsGroup"`
	RequiresFSResize bool `json:"requiresFSResize"`
}

func defaultCapabilities() *DriverCapabilities {
	return &DriverCapabilities{
		Attach:           true,
		SELinuxRelabel:   true,
		SupportsMetrics:  false,
		FSGroup:          true,
		RequiresFSResize: true,
	}
}

	return ReconstructedVolume{Spec: n.spec}, nil
}

func (n *noopExpandableVolumePluginInstance) SupportsMountOption() bool {
	return true
}

func (n *noopExpandableVolumePluginInstance) RequiresFSResize() bool {
	return true
}

func (n *noopExpandableVolumePluginInstance) SupportsSELinuxContextMount(spec *Spec) (bool, error) {
	return false, nil

	mountsDir := filepath.Join(plugin.host.GetPluginDir(flexVolumePluginName), plugin.driverName, "mounts")
	return filepath.Join(mountsDir, volumeName), nil
}

func (plugin *flexVolumePlugin) RequiresFSResize() bool {
	return plugin.capabilities.RequiresFSResize

	"k8s.io/kubernetes/pkg/volume"
	"k8s.io/kubernetes/pkg/volume/util"
	volumetypes "k8s.io/kubernetes/pkg/volume/util/types"
)

var _ volume.NodeExpandableVolumePlugin = &csiPlugin{}

func (c *csiPlugin) RequiresFSResize() bool {
	return true
}

func (c *csiPlugin) NodeExpand(resizeOptions volume.NodeResizeOptions) (bool, error) {
	klog.V(4).Infof(log("Expander.NodeExpand(%s)", resizeOptions.DeviceMountPath))

	return &portworxVolumeProvisioner{
		portworxVolume: &portworxVolume{
			manager: manager,
			plugin:  plugin,
		},
		options: options,
	}, nil
}

func (plugin *portworxVolumePlugin) RequiresFSResize() bool {
	return false
}

func (plugin *portworxVolumePlugin) ExpandVolumeDevice(
	spec *volume.Spec,
	newSize resource.Quantity,
	oldSize resource.Quantity) (resource.Quantity, error) {

	RequiresFSResize() bool
}

// NodeExpandableVolumePlugin is an expanded interface of VolumePlugin and is used for volumes that
// require expansion on the node via NodeExpand call.
type NodeExpandableVolumePlugin interface {
	VolumePlugin
	RequiresFSResize() bool

		return nil
	default:
		return fmt.Errorf("only directory and block device are supported")
	}
}

func (plugin *localVolumePlugin) RequiresFSResize() bool {
	return true
}

func (plugin *localVolumePlugin) NodeExpand(resizeOptions volume.NodeResizeOptions) (bool, error) {
	fsVolume, err := util.CheckVolumeModeFilesystem(resizeOptions.VolumeSpec)

		// No Cloudprovider resize needed, lets mark resizing as done
		// Rest of the volume expand controller code will assume PVC as *not* resized until pvc.Status.Size
		// reflects user requested size.
		if !volumePlugin.RequiresFSResize() || !fsVolume {
			klog.V(4).Infof("Controller resizing done for PVC %s", util.GetPersistentVolumeClaimQualifiedName(pvc))
			_, err := util.MarkResizeFinished(pvc, newSize, og.kubeClient)
			if err != nil {

			klog.InfoS("PodExistsInVolume failed to find expandable plugin",
				"volume", volumeObj.volumeName,
				"volumeSpecName", volumeObj.spec.Name())
			return currentSize, false
		}
		if volumePlugin.RequiresFSResize() {
			return currentSize, true
		}
	}
	return currentSize, false
}

func (asw *actualStateOfWorld) PodRemovedFromVolume(
	podName volumetypes.UniquePodName,

func (plugin *FakeVolumePlugin) ExpandVolumeDevice(spec *volume.Spec, newSize resource.Quantity, oldSize resource.Quantity) (resource.Quantity, error) {
	return resource.Quantity{}, nil
}

func (plugin *FakeVolumePlugin) RequiresFSResize() bool {
	return !plugin.DisableNodeExpansion
}

func (plugin *FakeVolumePlugin) NodeExpand(resizeOptions volume.NodeResizeOptions) (bool, error) {
	plugin.NodeExpandCallCount++