#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2016 Marek Marczykowski-Górecki
# <marmarek@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, see <http://www.gnu.org/licenses/>
#
#
import os
import sys
import qubes
import qubes.vm.appvm
import qubes.vm.standalonevm
import qubes.vm.templatevm
import qubes.vm.adminvm
import qubes.ext.r3compatibility
import lxml.etree
import xml.parsers.expat
class AppVM(qubes.vm.appvm.AppVM):
"""core2 compatibility AppVM class, with variable dir_path"""
dir_path = qubes.property('dir_path',
default=(lambda self: self.storage.vmdir),
saver=qubes.property.dontsave,
doc="VM storage directory",
)
def is_running(self):
return False
class StandaloneVM(qubes.vm.standalonevm.StandaloneVM):
"""core2 compatibility StandaloneVM class, with variable dir_path"""
dir_path = qubes.property('dir_path',
default=(lambda self: self.storage.vmdir),
saver=qubes.property.dontsave,
doc="VM storage directory")
def is_running(self):
return False
class Core2Qubes(qubes.Qubes):
def __init__(self, store=None, load=True, **kwargs):
if store is None:
raise ValueError("store path required")
super(Core2Qubes, self).__init__(store, load, **kwargs)
def load_globals(self, element):
default_template = element.get("default_template")
self.default_template = int(default_template) \
if default_template.lower() != "none" else None
default_netvm = element.get("default_netvm")
if default_netvm is not None:
self.default_netvm = int(default_netvm) \
if default_netvm != "None" else None
default_fw_netvm = element.get("default_fw_netvm")
if default_fw_netvm is not None:
self.default_fw_netvm = int(default_fw_netvm) \
if default_fw_netvm != "None" else None
updatevm = element.get("updatevm")
if updatevm is not None:
self.updatevm = int(updatevm) \
if updatevm != "None" else None
clockvm = element.get("clockvm")
if clockvm is not None:
self.clockvm = int(clockvm) \
if clockvm != "None" else None
self.default_kernel = element.get("default_kernel")
def set_netvm_dependency(self, element):
kwargs = {}
attr_list = ("qid", "uses_default_netvm", "netvm_qid")
for attribute in attr_list:
kwargs[attribute] = element.get(attribute)
vm = self.domains[int(kwargs["qid"])]
if element.get("uses_default_netvm") is None:
uses_default_netvm = True
else:
uses_default_netvm = (
True if element.get("uses_default_netvm") == "True" else False)
if not uses_default_netvm:
netvm_qid = element.get("netvm_qid")
if netvm_qid is None or netvm_qid == "none":
vm.netvm = None
else:
vm.netvm = int(netvm_qid)
# TODO: dispvm_netvm
def load(self):
qubes_store_file = open(self._store, 'r')
try:
qubes_store_file.seek(0)
tree = lxml.etree.parse(qubes_store_file)
except (EnvironmentError,
xml.parsers.expat.ExpatError) as err:
self.log.error(err)
return False
self.labels = {
1: qubes.Label(1, '0xcc0000', 'red'),
2: qubes.Label(2, '0xf57900', 'orange'),
3: qubes.Label(3, '0xedd400', 'yellow'),
4: qubes.Label(4, '0x73d216', 'green'),
5: qubes.Label(5, '0x555753', 'gray'),
6: qubes.Label(6, '0x3465a4', 'blue'),
7: qubes.Label(7, '0x75507b', 'purple'),
8: qubes.Label(8, '0x000000', 'black'),
}
self.domains.add(qubes.vm.adminvm.AdminVM(
self, None, qid=0, name='dom0'))
vm_classes = ["TemplateVm", "TemplateHVm",
"AppVm", "HVm", "NetVm", "ProxyVm"]
for (vm_class_name) in vm_classes:
vms_of_class = tree.findall("Qubes" + vm_class_name)
# first non-template based, then template based
sorted_vms_of_class = sorted(vms_of_class,
key=lambda x: str(x.get('template_qid')).lower() != "none")
for element in sorted_vms_of_class:
try:
kwargs = {}
if vm_class_name in ["TemplateVm", "TemplateHVm"]:
vm_class = qubes.vm.templatevm.TemplateVM
elif element.get('template_qid').lower() == "none":
kwargs['dir_path'] = element.get('dir_path')
vm_class = StandaloneVM
else:
kwargs['dir_path'] = element.get('dir_path')
kwargs['template'] = int(element.get('template_qid'))
vm_class = AppVM
# simple attributes
for attr in ['installed_by_rpm', 'include_in_backups',
'qrexec_timeout', 'internal', 'label', 'name',
'vcpus', 'memory', 'maxmem', 'default_user',
'debug', 'pci_strictreset', 'mac', 'autostart']:
value = element.get(attr)
if value:
kwargs[attr] = value
# attributes with default value
for attr in ["kernel", "kernelopts"]:
value = element.get(attr)
if value and value.lower() == "none":
value = None
value_is_default = element.get(
"uses_default_{}".format(attr))
if value_is_default and value_is_default.lower() != \
"true":
kwargs[attr] = value
kwargs['hvm'] = "HVm" in vm_class_name
vm = self.add_new_vm(vm_class,
qid=int(element.get('qid')), **kwargs)
services = element.get('services')
if services:
services = eval(services)
else:
services = {}
for service, value in services.iteritems():
feature = service
for repl_feature, repl_service in \
qubes.ext.r3compatibility.\
R3Compatibility.features_to_services.\
iteritems():
if repl_service == service:
feature = repl_feature
vm.features[feature] = value
for attr in ['backup_content', 'backup_path',
'backup_size']:
value = element.get(attr)
vm.features[attr.replace('_', '-')] = value
pcidevs = element.get('pcidevs')
if pcidevs:
pcidevs = eval(pcidevs)
for pcidev in pcidevs:
try:
vm.devices["pci"].attach(pcidev)
except qubes.exc.QubesException as e:
self.log.error("VM {}: {}".format(vm.name, str(e)))
except (ValueError, LookupError) as err:
self.log.error("import error ({1}): {2}".format(
vm_class_name, err))
if 'vm' in locals():
del self.domains[vm]
# After importing all VMs, set netvm references, in the same order
for vm_class_name in vm_classes:
for element in tree.findall("Qubes" + vm_class_name):
try:
self.set_netvm_dependency(element)
except (ValueError, LookupError) as err:
self.log.error("VM {}: failed to set netvm dependency: {}".
format(element.get('name'), err))
self.load_globals(tree.getroot())
def save(self):
raise NotImplementedError("Saving old qubes.xml not supported")