176 lines
4.6 KiB
Python
176 lines
4.6 KiB
Python
#!/usr/bin/python2 -O
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# vim: fileencoding=utf-8
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#
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# The Qubes OS Project, https://www.qubes-os.org/
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#
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# Copyright (C) 2010-2015 Joanna Rutkowska <joanna@invisiblethingslab.com>
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# Copyright (C) 2013-2015 Marek Marczykowski-Górecki
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# <marmarek@invisiblethingslab.com>
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# Copyright (C) 2014-2015 Wojtek Porczyk <woju@invisiblethingslab.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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import qubes
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import qubes.exc
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import qubes.vm.qubesvm
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class AdminVM(qubes.vm.qubesvm.QubesVM):
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'''Dom0'''
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dir_path = None
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netvm = qubes.property('netvm', setter=qubes.property.forbidden,
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default=None,
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doc='Dom0 cannot have netvm')
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kernel = qubes.property('netvm', setter=qubes.property.forbidden,
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default=None,
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doc='There are other ways to set kernel for Dom0.')
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@property
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def xid(self):
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'''Always ``0``.
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.. seealso:
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:py:attr:`qubes.vm.qubesvm.QubesVM.xid`
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'''
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return 0
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@property
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def libvirt_domain(self):
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'''Always :py:obj:`None`.
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.. seealso:
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:py:attr:`qubes.vm.qubesvm.QubesVM.libvirt_domain`
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'''
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return None
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# XXX probably unneeded, will return None as we don't have netvm
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# @property
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# def ip(self):
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# return "10.137.0.2"
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def is_running(self):
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'''Always :py:obj:`True`.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.is_running`
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'''
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return True
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def get_power_state(self):
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'''Always ``'Running'``.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.get_power_state`
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'''
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return 'Running'
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def get_mem(self):
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'''Get current memory usage of Dom0.
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Unit is KiB.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.get_mem`
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'''
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#return psutil.virtual_memory().total/1024
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for line in open('/proc/meminfo'):
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if line.startswith('MemTotal:'):
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return int(line.split(':')[1].strip().split()[0])
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raise NotImplementedError()
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def get_mem_static_max(self):
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'''Get maximum memory available to Dom0.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.get_mem_static_max`
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'''
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return self.app.vmm.libvirt_conn.getInfo()[1]
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def get_disk_utilization(self):
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'''Always ``0``.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.get_disk_utilization`
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'''
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return 0
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def get_disk_utilization_private_img(self):
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'''Always ``0``.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.get_disk_utilization_private_img`
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'''
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return 0
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def get_private_img_sz(self):
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'''Always ``0``.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.get_private_img_sz`
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'''
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return 0
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def verify_files(self):
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'''Always :py:obj:`True`
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.verify_files`
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'''
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return True
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def start(self, **kwargs):
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'''Always raises an exception.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.start`
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''' # pylint: disable=unused-argument
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raise qubes.exc.QubesVMError(self, 'Cannot start Dom0 fake domain!')
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def suspend(self):
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'''Does nothing.
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.. seealso:
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:py:meth:`qubes.vm.qubesvm.QubesVM.suspend`
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'''
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# XXX shouldn't we spew an exception?
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return
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# def __init__(self, **kwargs):
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# super(QubesAdminVm, self).__init__(qid=0, name="dom0", netid=0,
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# dir_path=None,
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# private_img = None,
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# template = None,
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# maxmem = 0,
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# vcpus = 0,
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# label = defaults["template_label"],
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# **kwargs)
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