<on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
+    <disk type="file" device="disk">
+      <driver name="qemu" type="qcow2"/>
+      <source file="/pool-dir/testvol1.img"/>
+      <target dev="hda" bus="ide"/>
+    </disk>
   </devices>
 </domain>

Domain 'test' defined successfully.
Changes will take effect after the domain is fully powered off.