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      1 #!/usr/bin/python
      2 
      3 import dbus
      4 import sys, os
      5 import time
      6 import gobject
      7 from dbus.mainloop.glib import DBusGMainLoop
      8 
      9 WPAS_DBUS_SERVICE = "fi.w1.wpa_supplicant1"
     10 WPAS_DBUS_INTERFACE = "fi.w1.wpa_supplicant1"
     11 WPAS_DBUS_OPATH = "/fi/w1/wpa_supplicant1"
     12 
     13 WPAS_DBUS_INTERFACES_INTERFACE = "fi.w1.wpa_supplicant1.Interface"
     14 WPAS_DBUS_INTERFACES_OPATH = "/fi/w1/wpa_supplicant1/Interfaces"
     15 WPAS_DBUS_BSS_INTERFACE = "fi.w1.wpa_supplicant1.BSS"
     16 WPAS_DBUS_NETWORK_INTERFACE = "fi.w1.wpa_supplicant1.Network"
     17 
     18 def byte_array_to_string(s):
     19 	import urllib
     20 	r = ""    
     21 	for c in s:
     22 		if c >= 32 and c < 127:
     23 			r += "%c" % c
     24 		else:
     25 			r += urllib.quote(chr(c))
     26 	return r
     27 
     28 def list_interfaces(wpas_obj):
     29 	ifaces = wpas_obj.Get(WPAS_DBUS_INTERFACE, 'Interfaces',
     30 			      dbus_interface=dbus.PROPERTIES_IFACE)
     31 	for path in ifaces:
     32 		if_obj = bus.get_object(WPAS_DBUS_SERVICE, path)
     33 		ifname = if_obj.Get(WPAS_DBUS_INTERFACES_INTERFACE, 'Ifname',
     34 			      dbus_interface=dbus.PROPERTIES_IFACE)
     35 		print ifname
     36 
     37 def interfaceAdded(interface, properties):
     38 	print "InterfaceAdded(%s): Ifname=%s" % (interface, properties['Ifname'])
     39 
     40 def interfaceRemoved(interface):
     41 	print "InterfaceRemoved(%s)" % (interface)
     42 
     43 def propertiesChanged(properties):
     44 	for i in properties:
     45 		print "PropertiesChanged: %s=%s" % (i, properties[i])
     46 
     47 def showBss(bss):
     48 	net_obj = bus.get_object(WPAS_DBUS_SERVICE, bss)
     49 	net = dbus.Interface(net_obj, WPAS_DBUS_BSS_INTERFACE)
     50 
     51 	# Convert the byte-array for SSID and BSSID to printable strings
     52 	val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'BSSID',
     53 			  dbus_interface=dbus.PROPERTIES_IFACE)
     54 	bssid = ""
     55 	for item in val:
     56 		bssid = bssid + ":%02x" % item
     57 	bssid = bssid[1:]
     58 	val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'SSID',
     59 			  dbus_interface=dbus.PROPERTIES_IFACE)
     60 	ssid = byte_array_to_string(val)
     61 
     62 	val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'WPA',
     63 			  dbus_interface=dbus.PROPERTIES_IFACE)
     64 	wpa = "no"
     65 	if val != None:
     66 		wpa = "yes"
     67 	val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'RSN',
     68 			  dbus_interface=dbus.PROPERTIES_IFACE)
     69 	wpa2 = "no"
     70 	if val != None:
     71 		wpa2 = "yes"
     72 	freq = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'Frequency',
     73 			   dbus_interface=dbus.PROPERTIES_IFACE)
     74 	signal = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'Signal',
     75 			     dbus_interface=dbus.PROPERTIES_IFACE)
     76 	val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'Rates',
     77 			  dbus_interface=dbus.PROPERTIES_IFACE)
     78 	if len(val) > 0:
     79 		maxrate = val[0] / 1000000
     80 	else:
     81 		maxrate = 0
     82 
     83 	print "  %s  ::  ssid='%s'  wpa=%s  wpa2=%s  signal=%d  rate=%d  freq=%d" % (bssid, ssid, wpa, wpa2, signal, maxrate, freq)
     84 
     85 def scanDone(success):
     86 	gobject.MainLoop().quit()
     87 	print "Scan done: success=%s" % success
     88 
     89 def scanDone2(success, path=None):
     90 	print "Scan done: success=%s [path=%s]" % (success, path)
     91 
     92 def bssAdded(bss, properties):
     93 	print "BSS added: %s" % (bss)
     94 	showBss(bss)
     95 
     96 def bssRemoved(bss):
     97 	print "BSS removed: %s" % (bss)
     98 
     99 def blobAdded(blob):
    100 	print "BlobAdded(%s)" % (blob)
    101 
    102 def blobRemoved(blob):
    103 	print "BlobRemoved(%s)" % (blob)
    104 
    105 def networkAdded(network, properties):
    106 	print "NetworkAdded(%s)" % (network)
    107 
    108 def networkRemoved(network):
    109 	print "NetworkRemoved(%s)" % (network)
    110 
    111 def networkSelected(network):
    112 	print "NetworkSelected(%s)" % (network)
    113 
    114 def propertiesChangedInterface(properties):
    115 	for i in properties:
    116 		print "PropertiesChanged(interface): %s=%s" % (i, properties[i])
    117 
    118 def propertiesChangedBss(properties):
    119 	for i in properties:
    120 		print "PropertiesChanged(BSS): %s=%s" % (i, properties[i])
    121 
    122 def propertiesChangedNetwork(properties):
    123 	for i in properties:
    124 		print "PropertiesChanged(Network): %s=%s" % (i, properties[i])
    125 
    126 def main():
    127 	dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
    128 	global bus
    129 	bus = dbus.SystemBus()
    130 	wpas_obj = bus.get_object(WPAS_DBUS_SERVICE, WPAS_DBUS_OPATH)
    131 
    132 	if len(sys.argv) != 2:
    133 		list_interfaces(wpas_obj)
    134 		os._exit(1)
    135 
    136 	wpas = dbus.Interface(wpas_obj, WPAS_DBUS_INTERFACE)
    137 	bus.add_signal_receiver(interfaceAdded,
    138 				dbus_interface=WPAS_DBUS_INTERFACE,
    139 				signal_name="InterfaceAdded")
    140 	bus.add_signal_receiver(interfaceRemoved,
    141 				dbus_interface=WPAS_DBUS_INTERFACE,
    142 				signal_name="InterfaceRemoved")
    143 	bus.add_signal_receiver(propertiesChanged,
    144 				dbus_interface=WPAS_DBUS_INTERFACE,
    145 				signal_name="PropertiesChanged")
    146 
    147 	ifname = sys.argv[1]
    148 	path = wpas.GetInterface(ifname)
    149 	if_obj = bus.get_object(WPAS_DBUS_SERVICE, path)
    150 	iface = dbus.Interface(if_obj, WPAS_DBUS_INTERFACES_INTERFACE)
    151 	iface.connect_to_signal("ScanDone", scanDone2,
    152 				path_keyword='path')
    153 
    154 	bus.add_signal_receiver(scanDone,
    155 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    156 				signal_name="ScanDone",
    157 				path=path)
    158 	bus.add_signal_receiver(bssAdded,
    159 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    160 				signal_name="BSSAdded",
    161 				path=path)
    162 	bus.add_signal_receiver(bssRemoved,
    163 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    164 				signal_name="BSSRemoved",
    165 				path=path)
    166 	bus.add_signal_receiver(blobAdded,
    167 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    168 				signal_name="BlobAdded",
    169 				path=path)
    170 	bus.add_signal_receiver(blobRemoved,
    171 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    172 				signal_name="BlobRemoved",
    173 				path=path)
    174 	bus.add_signal_receiver(networkAdded,
    175 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    176 				signal_name="NetworkAdded",
    177 				path=path)
    178 	bus.add_signal_receiver(networkRemoved,
    179 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    180 				signal_name="NetworkRemoved",
    181 				path=path)
    182 	bus.add_signal_receiver(networkSelected,
    183 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    184 				signal_name="NetworkSelected",
    185 				path=path)
    186 	bus.add_signal_receiver(propertiesChangedInterface,
    187 				dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
    188 				signal_name="PropertiesChanged",
    189 				path=path)
    190 
    191 	bus.add_signal_receiver(propertiesChangedBss,
    192 				dbus_interface=WPAS_DBUS_BSS_INTERFACE,
    193 				signal_name="PropertiesChanged")
    194 
    195 	bus.add_signal_receiver(propertiesChangedNetwork,
    196 				dbus_interface=WPAS_DBUS_NETWORK_INTERFACE,
    197 				signal_name="PropertiesChanged")
    198 
    199 	gobject.MainLoop().run()
    200 
    201 if __name__ == "__main__":
    202 	main()
    203 
    204