<disk device='disk'> <driver name='qemu' type='raw'/> <source file='/var/lib/libvirt/images/i.img'> <privateData> <nodenames> <nodename type='storage' name='0123456789ABCDEF0123456789ABCDE'/> <nodename type='format' name='0123456789ABCDEF0123456789ABCDE'/> </nodenames> </privateData> </source> <target dev='vda'/> </disk>