{
  "driver": "file",
  "filename": "/var/lib/libvirt/images/a"
}
{
  "driver": "file",
  "filename": "/var/lib/libvirt/images/b"
}
{
  "driver": "file",
  "filename": "/var/lib/libvirt/images/c"
}
{
  "driver": "file",
  "filename": "/var/lib/libvirt/images/d"
}
