virt-install: --host-device: add driver_name option

tests/clitest.py

@@ -679,7 +679,7 @@ c.add_valid("--redirdev usb,type=tcp,server=127.0.0.1:4002")  # Different host s
 
 c = vinst.add_category("hostdev", "--noautoconsole --nographics --nodisks --pxe")
 c.add_valid("--host-device usb_device_781_5151_2004453082054CA1BEEE")  # Host dev by libvirt name
-c.add_valid("--host-device 001.003 --host-device 15:0.1 --host-device 2:15:0.2 --host-device 0:15:0.3 --host-device 0x0781:0x5151")  # Many hostdev parsing types
+c.add_valid("--host-device 001.003 --host-device 15:0.1 --host-device 2:15:0.2 --host-device 0:15:0.3 --host-device 0x0781:0x5151,driver_name=vfio")  # Many hostdev parsing types
 c.add_invalid("--host-device 1d6b:2")  # multiple USB devices with identical vendorId and productId
 c.add_invalid("--host-device pci_8086_2850_scsi_host_scsi_host")  # Unsupported hostdev type
 c.add_invalid("--host-device foobarhostdev")  # Unknown hostdev

tests/xmlparse-xml/change-hostdevs-out.xml

@@ -37,6 +37,7 @@
       <source>
         <address domain="0x4" bus="0x5" slot="0x6" function="0x7"/>
       </source>
+      <driver name="vfio"/>
     </hostdev>
   </devices>
 </domain>

tests/xmlparse.py

@@ -585,6 +585,7 @@ class XMLParseTest(unittest.TestCase):
         check("bus", "0x1", "0x5")
         check("slot", "0x2", "0x6")
         check("function", "0x3", "0x7")
+        check("driver_name", None, "vfio")
 
         self._alter_compare(guest.get_xml_config(), outfile)
 

virtinst/cli.py

@@ -1898,6 +1898,7 @@ def parse_hostdev(guest, optstr, dev):
         return virtinst.NodeDevice.lookupNodeName(guest.conn, val)
 
     set_param(dev.set_from_nodedev, "name", convert_cb=convert_name)
+    set_param("driver_name", "driver_name")
 
     _check_leftover_opts(opts)
     return dev

virtinst/devicehostdev.py

@@ -86,5 +86,7 @@ class VirtualHostDevice(VirtualDevice):
     function = XMLProperty("./source/address/@function")
     slot = XMLProperty("./source/address/@slot")
 
+    driver_name = XMLProperty("./driver/@name")
+
 
 VirtualHostDevice.register_type()