core-admin/qubes/vm/adminvm.py
2015-06-29 17:39:27 +02:00

167 lines
4.4 KiB
Python

#!/usr/bin/python2 -O
# vim: fileencoding=utf-8
#
# The Qubes OS Project, https://www.qubes-os.org/
#
# Copyright (C) 2010-2015 Joanna Rutkowska <joanna@invisiblethingslab.com>
# Copyright (C) 2013-2015 Marek Marczykowski-Górecki
# <marmarek@invisiblethingslab.com>
# Copyright (C) 2014-2015 Wojtek Porczyk <woju@invisiblethingslab.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.
#
import qubes
import qubes.vm.qubesvm
class AdminVM(qubes.vm.qubesvm.QubesVM):
'''Dom0'''
netvm = qubes.property('netvm', setter=qubes.property.forbidden,
default=None,
doc='Dom0 cannot have netvm')
@property
def xid(self):
'''Always ``0``.
.. seealso:
:py:attr:`qubes.vm.qubesvm.QubesVM.xid`
'''
return 0
@property
def libvirt_domain(self):
'''Always :py:obj:`None`.
.. seealso:
:py:attr:`qubes.vm.qubesvm.QubesVM.libvirt_domain`
'''
return None
# XXX probably unneeded, will return None as we don't have netvm
# @property
# def ip(self):
# return "10.137.0.2"
def is_running(self):
'''Always :py:obj:`True`.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.is_running`
'''
return True
def get_power_state(self):
'''Always ``'Running'``.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.get_power_state`
'''
return 'Running'
def get_mem(self):
'''Get current memory usage of Dom0.
Unit is KiB.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.get_mem`
'''
#return psutil.virtual_memory().total/1024
for line in open('/proc/meminfo'):
if line.startswith('MemTotal:'):
return int(line.split(':')[1].strip().split()[0])
raise NotImplementedError()
def get_mem_static_max(self):
'''Get maximum memory available to Dom0.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.get_mem_static_max`
'''
return self.app.vmm.libvirt_conn.getInfo()[1]
def get_disk_utilization(self):
'''Always ``0``.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.get_disk_utilization`
'''
return 0
def get_disk_utilization_private_img(self):
'''Always ``0``.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.get_disk_utilization_private_img`
'''
return 0
def get_private_img_sz(self):
'''Always ``0``.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.get_private_img_sz`
'''
return 0
def verify_files(self):
'''Always :py:obj:`True`
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.verify_files`
'''
return True
def start(self, **kwargs):
'''Always raises an exception.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.start`
''' # pylint: disable=unused-argument
raise qubes.QubesException('Cannot start Dom0 fake domain!')
def suspend(self):
'''Does nothing.
.. seealso:
:py:meth:`qubes.vm.qubesvm.QubesVM.suspend`
'''
# XXX shouldn't we spew an exception?
return
# def __init__(self, **kwargs):
# super(QubesAdminVm, self).__init__(qid=0, name="dom0", netid=0,
# dir_path=None,
# private_img = None,
# template = None,
# maxmem = 0,
# vcpus = 0,
# label = defaults["template_label"],
# **kwargs)