contrib/wpa/wpa_supplicant/examples/dbus-listen-preq.py

   1 #!/usr/bin/python
   2
   3 from __future__ import print_function
   4 import dbus
   5 import sys
   6 import time
   7 import gobject
   8 from dbus.mainloop.glib import DBusGMainLoop
   9
  10 WPAS_DBUS_SERVICE = "fi.w1.wpa_supplicant1"
  11 WPAS_DBUS_INTERFACE = "fi.w1.wpa_supplicant1"
  12 WPAS_DBUS_OPATH = "/fi/w1/wpa_supplicant1"
  13 WPAS_DBUS_INTERFACES_INTERFACE = "fi.w1.wpa_supplicant1.Interface"
  14
  15 def usage():
  16         print("Usage: %s <ifname>" % sys.argv[0])
  17         print("Press Ctrl-C to stop")
  18
  19 def ProbeRequest(args):
  20         if 'addr' in args:
  21                 print('%.2x:%.2x:%.2x:%.2x:%.2x:%.2x' % tuple(args['addr']),
  22                       end=' ')
  23         if 'dst' in args:
  24                 print('-> %.2x:%.2x:%.2x:%.2x:%.2x:%.2x' % tuple(args['dst']),
  25                       end=' ')
  26         if 'bssid' in args:
  27                 print('(bssid %.2x:%.2x:%.2x:%.2x:%.2x:%.2x)' % tuple(args['dst']),
  28                       end=' ')
  29         if 'signal' in args:
  30                 print('signal:%d' % args['signal'], end=' ')
  31         if 'ies' in args:
  32                 print('have IEs (%d bytes)' % len(args['ies']), end=' ')
  33         print('')
  34
  35 if __name__ == "__main__":
  36         global bus
  37         global wpas_obj
  38         global if_obj
  39         global p2p_iface
  40
  41         dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
  42
  43         bus = dbus.SystemBus()
  44         wpas_obj = bus.get_object(WPAS_DBUS_SERVICE, WPAS_DBUS_OPATH)
  45
  46         # Print list of i/f if no one is specified
  47         if (len(sys.argv) < 2)  :
  48                 usage()
  49                 sys.exit(0)
  50
  51         wpas = dbus.Interface(wpas_obj, WPAS_DBUS_INTERFACE)
  52
  53         ifname = sys.argv[1]
  54
  55         path = wpas.GetInterface(ifname)
  56
  57         if_obj = bus.get_object(WPAS_DBUS_SERVICE, path)
  58         iface = dbus.Interface(if_obj, WPAS_DBUS_INTERFACES_INTERFACE)
  59
  60         bus.add_signal_receiver(ProbeRequest,
  61                                 dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
  62                                 signal_name="ProbeRequest")
  63
  64         iface.SubscribeProbeReq()
  65
  66         gobject.MainLoop().run()