KVM libvirt で cdrom をマウントする

Linux 
# virus edit vm_name

<controller type='ide' index='0'>
  <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
</controller>

<disk type='file' device='cdrom'>
  <driver name='qemu' type='raw'/>
  <source file='/mnt/storage-1/application_installer/ISO/virtio-win-0.1.139.iso'/>
  <target dev='hdb' bus='ide'/>
  <readonly/>
  <address type='drive' controller='0' bus='0' target='0' unit='1'/>
</disk>