libvirt/tests/qemuxmlconfdata/disk-network-ssh-key.xml

<domain type='kvm'>
  <name>QEMUGuest1</name>
  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
  <memory unit='KiB'>219136</memory>
  <currentMemory unit='KiB'>219136</currentMemory>
  <vcpu placement='static'>1</vcpu>
  <os>
    <type arch='x86_64' machine='pc'>hvm</type>
    <boot dev='hd'/>
  </os>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>restart</on_reboot>
  <on_crash>destroy</on_crash>
  <devices>
    <disk type='network' device='disk'>
      <driver name='qemu' type='raw'/>
      <source protocol='ssh' name='test1.img'>
        <host name='example.org' port='2222'/>
        <identity username='myuser' agentsock='/path/to/agent/socket'/>
        <knownHosts path="/path/to/ssh_known_hosts1"/>
      </source>
      <target dev='vda' bus='virtio'/>
    </disk>
    <disk type='network' device='disk'>
      <driver name='qemu' type='raw'/>
      <source protocol='ssh' name='test2.img'>
        <host name='example.org' port='2222'/>
        <identity username='myuser2' keyfile='/path/to/id_rsa'/>
        <knownHosts path="/path/to/ssh_known_hosts2"/>
      </source>
      <target dev='vdb' bus='virtio'/>
    </disk>
    <controller type='usb' index='0'/>
    <controller type='pci' index='0' model='pci-root'/>
    <input type='mouse' bus='ps2'/>
    <input type='keyboard' bus='ps2'/>
    <memballoon model='none'/>
  </devices>
</domain>