core-admin/qubes/vm/dispvm.py
Marek Marczykowski-Górecki c965024287 qubes/vm: Implement Disposable VM
Implement DispVM as a VM based on AppVM.

QubesOS/qubes-issues#866
2016-06-02 12:37:19 +02:00

56 lines
1.8 KiB
Python

#!/usr/bin/python2 -O
# vim: fileencoding=utf-8
import qubes.vm.qubesvm
import qubes.vm.appvm
import qubes.config
class DispVM(qubes.vm.qubesvm.QubesVM):
'''Disposable VM'''
template = qubes.VMProperty('template',
load_stage=4,
vmclass=qubes.vm.appvm.AppVM,
ls_width=31,
doc='AppVM, on which this DispVM is based.')
dispid = qubes.property('dispid', type=int, write_once=True,
clone=False,
ls_width=3,
doc='''Internal, persistent identifier of particular DispVM.''')
def __init__(self, *args, **kwargs):
self.volumes = {}
self.volume_config = {
'root': {
'name': 'root',
'pool': 'default',
'volume_type': 'snapshot',
},
'private': {
'name': 'private',
'pool': 'default',
'volume_type': 'snapshot',
},
'volatile': {
'name': 'volatile',
'pool': 'default',
'volume_type': 'volatile',
'size': qubes.config.defaults['root_img_size'] +
qubes.config.defaults['private_img_size'],
},
'kernel': {
'name': 'kernel',
'pool': 'linux-kernel',
'volume_type': 'read-only',
}
}
super(DispVM, self).__init__(*args, **kwargs)
@qubes.events.handler('domain-load')
def on_domain_loaded(self, event):
# pylint: disable=unused-argument
# Some additional checks for template based VM
assert self.template
# self.template.appvms.add(self) # XXX