core-admin/dom0/qvm-tools/qvm-create

144 lines
5.0 KiB
Python
Executable File

#!/usr/bin/python2.6
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2010 Joanna Rutkowska <joanna@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
from qubes.qubes import QubesVmLabels
from optparse import OptionParser;
import subprocess
import re
def find_net_devices():
p = subprocess.Popen (["lspci", "-mm", "-n"], stdout=subprocess.PIPE)
result = p.communicate()
retcode = p.returncode
if (retcode != 0):
print "ERROR when executing lspci!"
raise IOError
net_devices = set()
rx_netdev = re.compile (r"^([0-9][0-9]:[0-9][0-9].[0-9]) \"02")
for dev in str(result[0]).splitlines():
match = rx_netdev.match (dev)
if match is not None:
dev_bdf = match.group(1)
assert dev_bdf is not None
net_devices.add (dev_bdf)
return net_devices
def main():
usage = "usage: %prog [options] <vm-name>"
parser = OptionParser (usage)
parser.add_option ("-t", "--template", dest="template",
help="Specify the TemplateVM to use")
parser.add_option ("-l", "--label", dest="label",
help="Specify the label to use for the new VM (e.g. red, yellow, green, ...)")
parser.add_option ("-p", "--proxy", action="store_true", dest="proxyvm", default=False,
help="Create ProxyVM")
parser.add_option ("-n", "--net", action="store_true", dest="netvm", default=False,
help="Create NetVM")
parser.add_option ("-q", "--quiet", action="store_false", dest="verbose", default=True)
(options, args) = parser.parse_args ()
if (len (args) != 1):
parser.error ("You must specify VM name!")
vmname = args[0]
if options.netvm and options.proxyvm:
parser.error ("You must specify at most one of --proxy and --net")
if options.label is None:
print "You must choose a label for the new VM by passing the --label option."
print "Possible values are:"
for l in QubesVmLabels.values():
print "* {0}".format(l.name)
exit (1)
if options.label not in QubesVmLabels:
print "Wrong label name, supported values are the following:"
for l in QubesVmLabels.values():
print "* {0}".format(l.name)
exit (1)
label = QubesVmLabels[options.label]
qvm_collection = QubesVmCollection()
qvm_collection.lock_db_for_writing()
qvm_collection.load()
if qvm_collection.get_vm_by_name(vmname) is not None:
print "A VM with the name '{0}' already exists in the system.".format(vmname)
exit(1)
if options.template is not None:
template_vm = qvm_collection.get_vm_by_name(options.template)
if template_vm is None:
print "There is no (Templete)VM with the name '{0}'".format(options.template)
exit (1)
if not template_vm.is_template():
print "VM '{0}' is not a TemplateVM".format(options.template)
exit (1)
if (options.verbose):
print "--> Using TemplateVM: {0}".format(template_vm.name)
else:
if qvm_collection.get_default_template_vm() is None:
print "No default TempleteVM defined!"
exit (1)
else:
template_vm = qvm_collection.get_default_template_vm()
if (options.verbose):
print "--> Using default TemplateVM: {0}".format(template_vm.name)
vm = None
if options.netvm:
vm = qvm_collection.add_new_netvm(vmname, template_vm, label = label)
net_devices = find_net_devices()
print "Found the following net devices in your system:"
dev_str = ''
for dev in net_devices:
print "--> {0}".format(dev)
dev_str += '"{0}", '.format(dev)
print "Assigning them to the netvm '{0}'".format(vmname)
vm.pcidevs = dev_str
elif options.proxyvm:
vm = qvm_collection.add_new_proxyvm(vmname, template_vm, label = label)
else:
vm = qvm_collection.add_new_appvm(vmname, template_vm, label = label)
try:
vm.create_on_disk(verbose=options.verbose)
except (IOError, OSError) as err:
print "ERROR: {0}".format(err)
vm.remove_from_disk()
exit (1)
qvm_collection.save()
qvm_collection.unlock_db()
main()