/usr/share/virt-manager/virtManager/interface.py is in virt-manager 0.9.1-1ubuntu5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2009 Red Hat, Inc.
# Copyright (C) 2009 Cole Robinson <crobinso@redhat.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA.
#
from virtinst import Interface
from virtManager import util
from virtManager.libvirtobject import vmmLibvirtObject
class vmmInterface(vmmLibvirtObject):
def __init__(self, conn, interface, name, active):
vmmLibvirtObject.__init__(self, conn)
self.interface = interface # Libvirt virInterface object
self.name = name # String name
self.active = active # bool indicating if it is running
self._xml = None # xml cache
self._xml_flags = None
(self._inactive_xml_flags,
self._active_xml_flags) = self.conn.get_interface_flags(
self.interface)
self.refresh_xml()
# Routines from vmmLibvirtObject
def _XMLDesc(self, flags):
return self.interface.XMLDesc(flags)
def _define(self, xml):
return self.conn.define_interface(xml)
def xpath(self, *args, **kwargs):
# Must use this function for ALL XML parsing
ret = util.xpath(self.get_xml(), *args, **kwargs)
if ret:
return ret
if not self.is_active():
return ret
# The running config did not have the info requested
return util.xpath(self.get_xml(inactive=True), *args, **kwargs)
def set_active(self, state):
self.active = state
self.refresh_xml()
def is_active(self):
return self.active
def get_name(self):
return self.name
def get_mac(self):
return self.xpath("/interface/mac/@address")
def start(self):
self.interface.create(0)
self.refresh_xml()
def stop(self):
self.interface.destroy(0)
self.refresh_xml()
def delete(self):
self.interface.undefine()
def is_bridge(self):
typ = self.get_type()
return typ == "bridge"
def get_type(self):
return self.xpath("/interface/@type")
def get_pretty_type(self):
itype = self.get_type()
if itype == Interface.Interface.INTERFACE_TYPE_VLAN:
return "VLAN"
elif itype:
return str(itype).capitalize()
else:
return "Interface"
def get_startmode(self):
return self.xpath("/interface/start/@mode") or "none"
def set_startmode(self, newmode):
def set_start_xml(doc, ctx):
node = ctx.xpathEval("/interface/start[1]")
node = (node and node[0] or None)
iface_node = ctx.xpathEval("/interface")[0]
if not node:
node = iface_node.newChild(None, "start", None)
node.setProp("mode", newmode)
return doc.serialize()
self._redefine(util.xml_parse_wrapper, set_start_xml)
def get_slaves(self):
typ = self.get_type()
xpath = "/interface/%s/interface/@name" % typ
def node_func(ctx):
nodes = ctx.xpathEval(xpath)
names = map(lambda x: x.content, nodes)
ret = []
for name in names:
type_path = ("/interface/%s/interface[@name='%s']/@type" %
(typ, name))
nodes = ctx.xpathEval(type_path)
ret.append((name, nodes and nodes[0].content or "Unknown"))
return ret
ret = self.xpath(func=node_func)
if not ret:
return []
return ret
def get_slave_names(self):
# Returns a list of names of all enslaved interfaces
slaves = self.get_slaves()
return map(lambda x: x[0], slaves)
def get_ipv4(self):
base_xpath = "/interface/protocol[@family='ipv4']"
if not self.xpath(base_xpath):
return []
dhcp = bool(self.xpath("count(%s/dhcp)" % base_xpath))
addr = self.xpath(base_xpath + "/ip/@address")
if addr:
prefix = self.xpath(base_xpath + "/ip[@address='%s']/@prefix" %
addr)
if prefix:
addr += "/%s" % prefix
return [dhcp, addr]
def get_ipv6(self):
base_xpath = "/interface/protocol[@family='ipv6']"
if not self.xpath(base_xpath):
return []
dhcp = bool(self.xpath("count(%s/dhcp)" % base_xpath))
autoconf = bool(self.xpath("count(%s/autoconf)" % base_xpath))
def addr_func(ctx):
nodes = ctx.xpathEval(base_xpath + "/ip")
nodes = nodes or []
ret = []
for node in nodes:
addr = node.prop("address")
pref = node.prop("prefix")
if not addr:
continue
if pref:
addr += "/%s" % pref
ret.append(addr)
return ret
ret = self.xpath(func=addr_func)
return [dhcp, autoconf, ret]
def get_protocol_xml(self):
def protocol(ctx):
node = ctx.xpathEval("/interface/protocol")
node = node and node[0] or None
ret = None
if node:
ret = node.serialize()
return ret
ret = self.xpath(func=protocol)
if ret:
ret = " %s\n" % ret
return ret
def _redefine(self, xml_func, *args):
"""
Helper function for altering a redefining VM xml
@param xml_func: Function to alter the running XML. Takes the
original XML as its first argument.
@param args: Extra arguments to pass to xml_func
"""
origxml = self._xml_to_redefine()
# Sanitize origxml to be similar to what we will get back
origxml = util.xml_parse_wrapper(origxml, lambda d, c: d.serialize())
newxml = xml_func(origxml, *args)
self._redefine_xml(newxml)
vmmLibvirtObject.type_register(vmmInterface)
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