<disk device='disk'> <driver type='raw'/> <source file='/var/lib/libvirt/images/i.img'> <privateData> <nodenames> <nodename type='storage' name='0123456789ABCDEF0123456789ABCDE'/> <nodename type='format' name='0123456789ABCDEF0123456789ABCDE'/> </nodenames> </privateData> <encryption format='luks'> <secret type='passphrase' uuid='f52a81b2-424e-490c-823d-6bd4235bc572'/> </encryption> </source> </disk>