devices = append(devices, filepath.Join("/dev/", f.Name()))
		}
	}
	return devices
}

// GetISCSIPortalHostMapForTarget given a target iqn, find all the scsi hosts logged into
// that target. Returns a map of iSCSI portals (string) to SCSI host numbers (integers).
//
//	For example: {
//	   "192.168.30.7:3260": 2,
//	   "192.168.30.8:3260": 3,
//	}

	//   <VENDOR NAME> <IDENTIFIER NUMBER>
	// Example of symlink under by-id:
	//   /dev/by-id/scsi-3600508b400105e210000900000490000
	//   /dev/by-id/scsi-<VENDOR NAME>_<IDENTIFIER NUMBER>
	// The wwid could contain white space and it will be replaced
	// underscore when wwid is exposed under /dev/by-id.

	fcPath := "scsi-" + wwid
	devID := byID
	if dirs, err := io.ReadDir(devID); err == nil {
		for _, f := range dirs {

func (util *ISCSIUtil) MakeGlobalPDName(iscsi iscsiDisk) string {
	return makePDNameInternal(iscsi.plugin.host, iscsi.Portals[0], iscsi.Iqn, iscsi.Lun, iscsi.Iface)
}

// MakeGlobalVDPDName returns path of global volume device plugin dir
func (util *ISCSIUtil) MakeGlobalVDPDName(iscsi iscsiDisk) string {
	return makeVDPDNameInternal(iscsi.plugin.host, iscsi.Portals[0], iscsi.Iqn, iscsi.Lun, iscsi.Iface)
}

		}
		return []os.FileInfo{f4, f5, f6, f1, f2, f3}, nil
	case "/sys/block/":
		f := &fakeFileInfo{
			name: "dm-1",
		}
		return []os.FileInfo{f}, nil
	case "/dev/disk/by-id/":
		f := &fakeFileInfo{
			name: "scsi-3600508b400105e210000900000490000",
		}
		return []os.FileInfo{f}, nil
	}
	return nil, nil
}

func (handler *fakeIOHandler) Lstat(name string) (os.FileInfo, error) {
	return nil, nil
}

KUBE_CREATE_NODES="${KUBE_CREATE_NODES:-true}"

# An extension to local SSDs allowing users to specify block/fs and SCSI/NVMe devices
# Format of this variable will be "#,scsi/nvme,block/fs" you can specify multiple
# configurations by separating them by a semi-colon ex. "2,scsi,fs;1,nvme,block"
# is a request for 2 SCSI formatted and mounted SSDs and 1 NVMe block device SSD.
NODE_LOCAL_SSDS_EXT=${NODE_LOCAL_SSDS_EXT:-}

KUBE_CREATE_NODES=${KUBE_CREATE_NODES:-true}

# An extension to local SSDs allowing users to specify block/fs and SCSI/NVMe devices
# Format of this variable will be "#,scsi/nvme,block/fs" you can specify multiple
# configurations by separating them by a semi-colon ex. "2,scsi,fs;1,nvme,block"
# is a request for 2 SCSI formatted and mounted SSDs and 1 NVMe block device SSD.
NODE_LOCAL_SSDS_EXT=${NODE_LOCAL_SSDS_EXT:-}

    byte[] descending = new byte[100];
    for (int i = 0; i < 100; i++) {
      descending[i] = (byte) (99 - i);
    }
    assertCrc(0xd022db97, descending);
  }

  public void testScsiReadCommand() {
    // Test SCSI read command.
    byte[] scsiReadCommand =
        new byte[] {
          0x01, (byte) 0xc0, 0x00, 0x00,
          0x00, 0x00, 0x00, 0x00,
          0x00, 0x00, 0x00, 0x00,
          0x00, 0x00, 0x00, 0x00,

	defaultMaskedPaths = []string{
		"/proc/asound",
		"/proc/acpi",
		"/proc/kcore",
		"/proc/keys",
		"/proc/latency_stats",
		"/proc/timer_list",
		"/proc/timer_stats",
		"/proc/sched_debug",
		"/proc/scsi",
		"/sys/firmware",
	}
	defaultReadonlyPaths = []string{
		"/proc/bus",
		"/proc/fs",
		"/proc/irq",
		"/proc/sys",
		"/proc/sysrq-trigger",
	}
)

	mockDeviceUtil := NewDeviceHandler(&mockOsIOHandler{})
	portalHostMap, err := mockDeviceUtil.GetISCSIPortalHostMapForTarget("target1")
	if err != nil {
		t.Fatalf("error getting scsi hosts for target: %v", err)
	}
	if portalHostMap == nil {
		t.Fatal("no portal host map returned")
	}
	if len(portalHostMap) != 1 {
		t.Fatalf("wrong number of map entries in portal host map: %d", len(portalHostMap))

      if [[ "${i}" -lt "${scsiblocknum}" ]]; then
        mount-ext "${ssd}" "${devicenum}" "scsi" "block"
      else
        # GKE does not set NODE_LOCAL_SSDS so all non-block devices
        # are assumed to be filesystem devices
        mount-ext "${ssd}" "${devicenum}" "scsi" "fs"
      fi
      i=$((i+1))
    else
      echo "No local SCSI SSD disks found."
    fi
  done