142 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			142 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
#!/usr/bin/python2
 | 
						|
# -*- encoding: utf8 -*-
 | 
						|
#
 | 
						|
# The Qubes OS Project, http://www.qubes-os.org
 | 
						|
#
 | 
						|
# Copyright (C) 2010  Marek Marczykowski <marmarek@mimuw.edu.pl>
 | 
						|
#
 | 
						|
# 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 optparse import OptionParser
 | 
						|
import subprocess
 | 
						|
import os
 | 
						|
import sys
 | 
						|
from qubes.qubes import vmm
 | 
						|
import re
 | 
						|
 | 
						|
 | 
						|
def find_devices_of_class(klass):
 | 
						|
    p = subprocess.Popen(["/sbin/lspci", "-mm", "-n"], stdout=subprocess.PIPE)
 | 
						|
    result = p.communicate()
 | 
						|
    retcode = p.returncode
 | 
						|
    if retcode != 0:
 | 
						|
        print "ERROR when executing lspci!"
 | 
						|
        raise IOError
 | 
						|
 | 
						|
    rx_netdev = re.compile(r"^([0-9a-f]{2}:[0-9a-f]{2}.[0-9a-f]) \"" +
 | 
						|
                           klass)
 | 
						|
    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
 | 
						|
            yield dev_bdf
 | 
						|
 | 
						|
 | 
						|
def main():
 | 
						|
    usage = "usage: %prog -l [options] <vm-name>\n"\
 | 
						|
            "usage: %prog -a [options] <vm-name> <device>\n"\
 | 
						|
            "usage: %prog -d [options] <vm-name> <device>\n"\
 | 
						|
            "List/set VM PCI devices."
 | 
						|
 | 
						|
    parser = OptionParser (usage)
 | 
						|
    parser.add_option ("-l", "--list", action="store_true", dest="do_list", default=False)
 | 
						|
    parser.add_option ("-a", "--add", action="store_true", dest="do_add", default=False)
 | 
						|
    parser.add_option ("-d", "--delete", action="store_true", dest="do_delete", default=False)
 | 
						|
    parser.add_option("-C", "--add-class", action="store_true",
 | 
						|
                      dest="do_add_class", default=False,
 | 
						|
                      help="Add all devices of given class (net, usb)")
 | 
						|
    parser.add_option ("--offline-mode", dest="offline_mode",
 | 
						|
                       action="store_true", default=False,
 | 
						|
                       help="Offline mode")
 | 
						|
 | 
						|
    (options, args) = parser.parse_args ()
 | 
						|
    if (len (args) < 1):
 | 
						|
        parser.error ("You must provide at least the vmname!")
 | 
						|
 | 
						|
    vmname = args[0]
 | 
						|
 | 
						|
    if options.do_list + options.do_add + options.do_delete + \
 | 
						|
            options.do_add_class > 1:
 | 
						|
        print >> sys.stderr, "Only one of -l -a -d -C is allowed!"
 | 
						|
        exit(1)
 | 
						|
 | 
						|
    if options.offline_mode:
 | 
						|
        vmm.offline_mode = True
 | 
						|
 | 
						|
    if options.do_add or options.do_delete or options.do_add_class:
 | 
						|
        qvm_collection = QubesVmCollection()
 | 
						|
        qvm_collection.lock_db_for_writing()
 | 
						|
        qvm_collection.load()
 | 
						|
    else:
 | 
						|
        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 or vm.qid not in qvm_collection:
 | 
						|
        print >> sys.stderr, "A VM with the name '{0}' does not exist in the system.".format(vmname)
 | 
						|
        exit(1)
 | 
						|
 | 
						|
    if options.do_add:
 | 
						|
        if len (args) < 2:
 | 
						|
            print >> sys.stderr, "You must specify the PCI device to add"
 | 
						|
            exit (1)
 | 
						|
 | 
						|
        pci = args[1]
 | 
						|
        vm.pci_add(pci)
 | 
						|
        qvm_collection.save()
 | 
						|
        qvm_collection.unlock_db()
 | 
						|
 | 
						|
    elif options.do_add_class:
 | 
						|
        if len(args) < 2:
 | 
						|
            print >> sys.stderr, "You must specify the PCI device class to add"
 | 
						|
            exit(1)
 | 
						|
 | 
						|
        klass = args[1]
 | 
						|
 | 
						|
        if klass == 'net':
 | 
						|
            devs = find_devices_of_class("02")
 | 
						|
        elif klass == 'usb':
 | 
						|
            devs = find_devices_of_class("0c03")
 | 
						|
        else:
 | 
						|
            print >> sys.stderr, "Supported classes: net, usb"
 | 
						|
            exit(1)
 | 
						|
 | 
						|
        for dev in devs:
 | 
						|
            vm.pci_add(dev)
 | 
						|
        qvm_collection.save()
 | 
						|
        qvm_collection.unlock_db()
 | 
						|
 | 
						|
    elif options.do_delete:
 | 
						|
        if len (args) < 2:
 | 
						|
            print >> sys.stderr, "You must specify the PCI device to delete"
 | 
						|
            exit (1)
 | 
						|
 | 
						|
        pci = args[1]
 | 
						|
        vm.pci_remove(pci)
 | 
						|
        qvm_collection.save()
 | 
						|
        qvm_collection.unlock_db()
 | 
						|
 | 
						|
    else: 
 | 
						|
        # do_list
 | 
						|
        print str(vm.pcidevs)
 | 
						|
 | 
						|
main()
 |