<disk type='network' device='disk'> <driver name='qemu' type='qcow2'/> <source protocol='rbd' name='rbdpool/rbdimg'> <host name='host1.example.com'/> <host name='host2.example.com'/> <encryption format='luks'> <secret type='passphrase' uuid='0a81f5b2-8403-7b23-c8d6-21ccc2f80d6f'/> </encryption> <auth username='testuser-rbd'> <secret type='ceph' usage='testuser-rbd-secret'/> </auth> <privateData> <nodenames> <nodename type='storage' name='node-a-s'/> <nodename type='format' name='node-b-f'/> </nodenames> </privateData> </source> <backingStore type='network' index='1'> <format type='qcow2'/> <source protocol='iscsi' name='iqn.2016-09.com.example:iscsitarget/1'> <host name='example.org'/> <privateData> <nodenames> <nodename type='storage' name='node-b-s'/> <nodename type='format' name='node-b-f'/> </nodenames> </privateData> <encryption format='luks'> <secret type='passphrase' uuid='0a81f5b2-8403-7b23-c8d6-21ccc2f80d6f'/> </encryption> <auth username='testuser-iscsi'> <secret type='iscsi' usage='testuser-iscsi-secret'/> </auth> </source> <backingStore/> </backingStore> <target dev='vda' bus='virtio'/> <alias name='virtio-disk0'/> </disk>