virt-manager/virtManager/object/nodedev.py

98 lines
3.1 KiB
Python

# Copyright (C) 2011, 2013 Red Hat, Inc.
# Copyright (C) 2011 Cole Robinson <crobinso@redhat.com>
#
# This work is licensed under the GNU GPLv2 or later.
# See the COPYING file in the top-level directory.
from virtinst import NodeDevice
from .libvirtobject import vmmLibvirtObject
def _usb_pretty_name(xmlobj):
# Hypervisor may return a rather sparse structure, missing
# some ol all stringular descriptions of the device altogether.
# Do our best to help user identify the device.
# Certain devices pad their vendor with trailing spaces,
# such as "LENOVO ". It does not look well.
product = str(xmlobj.product_name).strip()
vendor = str(xmlobj.vendor_name).strip()
if product == "":
product = str(xmlobj.product_id)
if vendor == "":
# No stringular descriptions altogether
vendor = str(xmlobj.vendor_id)
devstr = "%s:%s" % (vendor, product)
else:
# Only the vendor is known
devstr = "%s %s" % (vendor, product)
else:
if vendor == "":
# Sometimes vendor is left out empty, but product is
# already descriptive enough or contains the vendor string:
# "Lenovo USB Laser Mouse"
devstr = product
else:
# We know everything. Perfect.
devstr = "%s %s" % (vendor, product)
busstr = "%.3d:%.3d" % (int(xmlobj.bus), int(xmlobj.device))
desc = "%s %s" % (busstr, devstr)
return desc
def _pretty_name(xmlobj):
if xmlobj.device_type == "net":
if xmlobj.interface:
return _("Interface %s") % xmlobj.interface
return xmlobj.name
if xmlobj.device_type == "pci":
devstr = "%.4X:%.2X:%.2X:%X" % (int(xmlobj.domain),
int(xmlobj.bus),
int(xmlobj.slot),
int(xmlobj.function))
return "%s %s %s" % (devstr,
xmlobj.vendor_name, xmlobj.product_name)
if xmlobj.device_type == "usb_device":
return _usb_pretty_name(xmlobj)
if xmlobj.device_type == "drm":
parent = NodeDevice.lookupNodedevFromString(
xmlobj.conn, xmlobj.parent)
return "%s (%s)" % (_pretty_name(parent), xmlobj.drm_type)
return xmlobj.name
class vmmNodeDevice(vmmLibvirtObject):
def __init__(self, conn, backend, key):
vmmLibvirtObject.__init__(self, conn, backend, key, NodeDevice)
def _conn_tick_poll_param(self):
return "pollnodedev"
def class_name(self):
return "nodedev"
def _XMLDesc(self, flags):
return self._backend.XMLDesc(flags)
def _get_backend_status(self):
return self._STATUS_ACTIVE
def _backend_get_name(self):
return self.get_connkey()
def is_active(self):
return True
def _using_events(self):
return self.conn.using_node_device_events
def tick(self, stats_update=True):
# Deliberately empty
ignore = stats_update
def _init_libvirt_state(self):
self.ensure_latest_xml()
def pretty_name(self):
return _pretty_name(self.xmlobj)