core-admin/dom0/qvm-tools/qvm-shutdown
2011-10-17 23:14:19 +02:00

76 lines
2.7 KiB
Python
Executable File

#!/usr/bin/python2
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2011 Marek Marczykowski <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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
#
from qubes.qubes import QubesVmCollection,QubesException
from qubes.qubes import shutdown_counter_max
from optparse import OptionParser;
import sys
import time
def main():
usage = "usage: %prog [options] <vm-name>"
parser = OptionParser (usage)
parser.add_option ("-q", "--quiet", action="store_false", dest="verbose", default=True)
parser.add_option ("--force", action="store_true", dest="force", default=False,
help="Force operation, even if may damage other VMs (eg shutdown of NetVM)")
parser.add_option ("--wait", action="store_true", dest="wait_for_shutdown", default=False,
help="Wait for the VM(s) to shutdown")
(options, args) = parser.parse_args ()
if (len (args) != 1):
parser.error ("You must specify VM name!")
vmname = args[0]
qvm_collection = QubesVmCollection()
qvm_collection.lock_db_for_reading()
qvm_collection.load()
qvm_collection.unlock_db()
vm = qvm_collection.get_vm_by_name(vmname)
if vm is None:
print >> sys.stderr, "A VM with the name '{0}' does not exist in the system.".format(vmname)
exit(1)
try:
vm.shutdown(force=options.force)
except (IOError, OSError, QubesException) as err:
print >> sys.stderr, "ERROR: {0}".format(err)
exit (1)
if options.wait_for_shutdown:
if options.verbose:
print >> sys.stderr, "Waiting for the VM(s) to shutdown..."
shutdown_counter = 0
while vm.is_running():
if shutdown_counter > shutdown_counter_max:
# kill the VM
if options.verbose:
print >> sys.stderr, "Killing the (apparently hanging) VM '{0}'...".format(vm.name)
vm.force_shutdown()
shutdown_counter += 1
time.sleep (1)
main()