# # The Qubes OS Project, http://www.qubes-os.org # # Copyright (C) 2014-2016 Wojtek Porczyk # Copyright (C) 2016 Marek Marczykowski ) # Copyright (C) 2016 Bahtiar `kalkin-` Gadimov # # 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. # ''' This module contains the TemplateVM implementation ''' import warnings import qubes import qubes.config import qubes.vm.qubesvm import qubes.vm.mix.net from qubes.config import defaults from qubes.vm.qubesvm import QubesVM class TemplateVM(QubesVM): '''Template for AppVM''' dir_path_prefix = qubes.config.system_path['qubes_templates_dir'] @property def rootcow_img(self): '''COW image''' warnings.warn("rootcow_img is deprecated, use " "volumes['root'].path_origin", DeprecationWarning) return self.volumes['root'].path_cow @property def appvms(self): ''' Returns a generator containing all domains based on the current TemplateVM. ''' for vm in self.app.domains: if hasattr(vm, 'template') and vm.template is self: yield vm netvm = qubes.VMProperty('netvm', load_stage=4, allow_none=True, default=None, # pylint: disable=protected-access setter=qubes.vm.qubesvm.QubesVM.netvm._setter, doc='VM that provides network connection to this domain. When ' '`None`, machine is disconnected.') def __init__(self, *args, **kwargs): assert 'template' not in kwargs, "A TemplateVM can not have a template" self.volume_config = { 'root': { 'name': 'root', 'pool': 'default', 'snap_on_start': False, 'save_on_stop': True, 'rw': True, 'source': None, 'size': defaults['root_img_size'], 'internal': True }, 'private': { 'name': 'private', 'pool': 'default', 'snap_on_start': False, 'save_on_stop': True, 'rw': True, 'source': None, 'size': defaults['private_img_size'], 'revisions_to_keep': 0, 'internal': True }, 'volatile': { 'name': 'volatile', 'pool': 'default', 'size': defaults['root_img_size'], 'snap_on_start': False, 'save_on_stop': False, 'internal': True, 'rw': True, }, 'kernel': { 'name': 'kernel', 'pool': 'linux-kernel', 'snap_on_start': False, 'save_on_stop': False, 'internal': True, 'rw': False } } super(TemplateVM, self).__init__(*args, **kwargs) def commit_changes(self): '''Commit changes to template''' self.log.debug('commit_changes()') if not self.app.vmm.offline_mode: assert not self.is_running(), \ 'Attempt to commit changes on running Template VM!' self.storage.commit()