core-admin/qubes/tools/qvm_shutdown.py

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#!/usr/bin/python2
# vim: fileencoding=utf8
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2010-2016 Joanna Rutkowska <joanna@invisiblethingslab.com>
# Copyright (C) 2011-2016 Marek Marczykowski-Górecki
# <marmarek@invisiblethingslab.com>
# Copyright (C) 2016 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.
#
from __future__ import print_function
import qubes.config
import qubes.tools
import sys
import time
parser = qubes.tools.QubesArgumentParser(
description='gracefully shut down a qube',
want_vm=True,
want_vm_all=True)
parser.add_argument('--force',
action='store_true', default=False,
help='force operation, even if may damage other VMs (eg. shutdown of'
' network provider)')
parser.add_argument('--wait',
action='store_true', default=False,
help='wait for the VMs to shut down')
parser.add_argument('--timeout',
action='store', type=float,
default=qubes.config.defaults['shutdown_counter_max'],
help='timeout after which domains are killed when using --wait'
' (default: %d)')
def main(args=None):
args = parser.parse_args(args)
for vm in args.vm:
vm.shutdown(force=args.force)
if not args.wait:
return
timeout = args.timeout
current_vms = list(sorted(args.vm))
while timeout >= 0:
current_vms = [vm for vm in current_vms
if vm.get_power_state() != 'Halted']
args.app.log.info('Waiting for shutdown ({}): {}'.format(
timeout, ', '.join(map(str, current_vms))))
time.sleep(1)
timeout -= 1
args.app.log.notice(
'Killing remaining qubes: {}'.format(', '.join(map(str, current_vms))))
for vm in current_vms:
vm.force_shutdown()
if __name__ == '__main__':
sys.exit(main())