path:ABS_SRCDIR/virstoragetestdata/images/qcow2_nbd-raw.qcow2
backingStoreRaw: nbd+tcp://example.org:6000/blah
capacity: 1024
encryption: 0
relPath:<null>
type:1
format:14
protocol:none
hostname:<null>

path:blah
backingStoreRaw: <null>
capacity: 0
encryption: 0
relPath:<null>
type:4
format:1
protocol:nbd
hostname:example.org