OpenNebula

    # Unmanaged disks are those with OPENNEBULA_MANAGED=NO or volatile disks

    # that are created in StorageDRS clusters

                     (target_ds_ref.start_with?('group-') && !!disk["TYPE"] && disk["TYPE"].downcase == "fs")

    if !unmanaged_disk

    source_ds_ref = ""

    # If disk is unmanaged get the reference from template

        unmanaged_keys = vm.get_unmanaged_keys

        device_key = unmanaged_keys["opennebula.disk.#{disk["DISK_ID"]}"].to_i

        image_path, source_ds_ref = vm.get_device_filename_and_ds_from_key(device_key)

        device_change = []

        # Get unmanaged disks in OpenNebula's VM template

        unmanaged_disks = one_item.retrieve_xmlelements(xpath)

        if !unmanaged_disks.empty?

        end

        # Add info for existing nics in template in vm xml

        unmanaged_nics = one_item.retrieve_xmlelements(xpath)

        if !unmanaged_nics.empty?

        vc_disks = get_vcenter_disks

        # Look for unmanaged disks with original size changed

        unmanaged_resized_disks = one_item.retrieve_xmlelements(xpath)

        return if unmanaged_resized_disks.empty?