iface, found := extractIface("/var/lib/kubelet/plugins/kubernetes.io/iscsi/iface-" + ifaceName + "/" + devicePath)
	if !found || iface != ifaceName {
		t.Errorf("extractIface: expected %s and %t, got %s and %t", ifaceName, true, iface, found)
	}
	iface, found = extractIface("/var/lib/kubelet/plugins/kubernetes.io/iscsi/" + devicePath)
	if found || iface != "" {

	}
	lun, err := strconv.Atoi(arr[1])
	if err != nil {
		return volume.ReconstructedVolume{}, err
	}
	iface, _ := extractIface(globalPDPath)
	iscsiVolume := &v1.Volume{
		Name: volumeName,
		VolumeSource: v1.VolumeSource{
			ISCSI: &v1.ISCSIVolumeSource{
				TargetPortal:   bkpPortal,
				IQN:            iqn,

		// is not found, maintain the previous behavior to facilitate kubelet upgrade.
		// Logout may fail as no session may exist for the portal/IQN on the specified interface.
		iface, found = extractIface(mntPath)
	}

	// Delete all the scsi devices and any multipath devices after unmounting
	if err = deleteDevices(c); err != nil {
		klog.Warningf("iscsi detach disk: failed to delete devices\nError: %v", err)