*/

package volumepathhandler

import (
	"fmt"

	"k8s.io/apimachinery/pkg/types"
)

// AttachFileDevice takes a path to a regular file and makes it available as an
// attached block device.
func (v VolumePathHandler) AttachFileDevice(path string) (string, error) {
	return "", fmt.Errorf("AttachFileDevice not supported for this build.")
}

// DetachFileDevice takes a path to the attached block device and

	"os"
	"os/exec"
	"path/filepath"
	"strings"

	"golang.org/x/sys/unix"

	"k8s.io/apimachinery/pkg/types"
	"k8s.io/klog/v2"
)

// AttachFileDevice takes a path to a regular file and makes it available as an
// attached block device.
func (v VolumePathHandler) AttachFileDevice(path string) (string, error) {
	blockDevicePath, err := v.GetLoopDevice(path)
	if err != nil && err.Error() != ErrDeviceNotFound {

	FindGlobalMapPathUUIDFromPod(pluginDir, mapPath string, podUID types.UID) (string, error)
	// AttachFileDevice takes a path to a regular file and makes it available as an
	// attached block device.
	AttachFileDevice(path string) (string, error)
	// DetachFileDevice takes a path to the attached block device and
	// detach it from block device.
	DetachFileDevice(path string) error

	// Container runtime can't handle this problem. To avoid unexpected condition fd lock
	// for the block device is required.
	_, mapErr = blkUtil.AttachFileDevice(filepath.Join(globalMapPath, string(podUID)))
	if mapErr != nil {
		return fmt.Errorf("blkUtil.AttachFileDevice failed. globalMapPath:%s, podUID: %s: %v",
			globalMapPath, string(podUID), mapErr)
	}

	return nil
}

func (fv *FakeVolumePathHandler) FindGlobalMapPathUUIDFromPod(pluginDir, mapPath string, podUID types.UID) (string, error) {
	// nil is success, else error
	return "", nil
}

func (fv *FakeVolumePathHandler) AttachFileDevice(path string) (string, error) {
	// nil is success, else error
	return "", nil
}

func (fv *FakeVolumePathHandler) DetachFileDevice(path string) error {
	// nil is success, else error
	return nil

		// kubelet, so evaluate it on the host and expect that it links to a device in /dev,
		// which will be available to containerized kubelet. If still it does not exist,
		// AttachFileDevice will fail. If kubelet is not containerized, eval it anyway.
		kvh, ok := og.GetVolumePluginMgr().Host.(volume.KubeletVolumeHost)
		if !ok {