142 lines
4.5 KiB
Python
Executable File
142 lines
4.5 KiB
Python
Executable File
#!/usr/bin/python2
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# -*- encoding: utf8 -*-
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#
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# The Qubes OS Project, http://www.qubes-os.org
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#
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# Copyright (C) 2010 Marek Marczykowski <marmarek@mimuw.edu.pl>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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#
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from qubes.qubes import QubesVmCollection
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from optparse import OptionParser
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import subprocess
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import os
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import sys
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from qubes.qubes import vmm
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import re
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def find_devices_of_class(klass):
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p = subprocess.Popen(["/sbin/lspci", "-mm", "-n"], stdout=subprocess.PIPE)
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result = p.communicate()
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retcode = p.returncode
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if retcode != 0:
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print "ERROR when executing lspci!"
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raise IOError
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rx_netdev = re.compile(r"^([0-9a-f]{2}:[0-9a-f]{2}.[0-9a-f]) \"" +
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klass)
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for dev in str(result[0]).splitlines():
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match = rx_netdev.match(dev)
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if match is not None:
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dev_bdf = match.group(1)
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assert dev_bdf is not None
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yield dev_bdf
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def main():
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usage = "usage: %prog -l [options] <vm-name>\n"\
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"usage: %prog -a [options] <vm-name> <device>\n"\
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"usage: %prog -d [options] <vm-name> <device>\n"\
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"List/set VM PCI devices."
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parser = OptionParser (usage)
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parser.add_option ("-l", "--list", action="store_true", dest="do_list", default=False)
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parser.add_option ("-a", "--add", action="store_true", dest="do_add", default=False)
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parser.add_option ("-d", "--delete", action="store_true", dest="do_delete", default=False)
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parser.add_option("-C", "--add-class", action="store_true",
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dest="do_add_class", default=False,
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help="Add all devices of given class (net, usb)")
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parser.add_option ("--offline-mode", dest="offline_mode",
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action="store_true", default=False,
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help="Offline mode")
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(options, args) = parser.parse_args ()
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if (len (args) < 1):
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parser.error ("You must provide at least the vmname!")
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vmname = args[0]
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if options.do_list + options.do_add + options.do_delete + \
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options.do_add_class > 1:
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print >> sys.stderr, "Only one of -l -a -d -C is allowed!"
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exit(1)
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if options.offline_mode:
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vmm.offline_mode = True
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if options.do_add or options.do_delete or options.do_add_class:
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qvm_collection = QubesVmCollection()
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qvm_collection.lock_db_for_writing()
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qvm_collection.load()
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else:
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qvm_collection = QubesVmCollection()
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qvm_collection.lock_db_for_reading()
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qvm_collection.load()
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qvm_collection.unlock_db()
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vm = qvm_collection.get_vm_by_name(vmname)
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if vm is None or vm.qid not in qvm_collection:
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print >> sys.stderr, "A VM with the name '{0}' does not exist in the system.".format(vmname)
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exit(1)
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if options.do_add:
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if len (args) < 2:
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print >> sys.stderr, "You must specify the PCI device to add"
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exit (1)
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pci = args[1]
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vm.pci_add(pci)
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qvm_collection.save()
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qvm_collection.unlock_db()
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elif options.do_add_class:
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if len(args) < 2:
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print >> sys.stderr, "You must specify the PCI device class to add"
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exit(1)
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klass = args[1]
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if klass == 'net':
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devs = find_devices_of_class("02")
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elif klass == 'usb':
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devs = find_devices_of_class("0c03")
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else:
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print >> sys.stderr, "Supported classes: net, usb"
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exit(1)
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for dev in devs:
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vm.pci_add(dev)
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qvm_collection.save()
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qvm_collection.unlock_db()
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elif options.do_delete:
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if len (args) < 2:
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print >> sys.stderr, "You must specify the PCI device to delete"
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exit (1)
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pci = args[1]
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vm.pci_remove(pci)
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qvm_collection.save()
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qvm_collection.unlock_db()
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else:
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# do_list
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print str(vm.pcidevs)
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main()
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