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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| 
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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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| 
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| 
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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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| 
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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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| 
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| 
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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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| 
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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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| 
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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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| 
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|     vmname = args[0]
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| 
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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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| 
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|     if options.offline_mode:
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|         vmm.offline_mode = True
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|         klass = args[1]
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|     else: 
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|         # do_list
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|         print str(vm.pcidevs)
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| 
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| main()
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