Viewing file:  wpas-dbus-new.py (4.17 KB) -rw-r--r--
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#!/usr/bin/python
import dbus
import sys, os
import time
import gobject
from dbus.mainloop.glib import DBusGMainLoop
WPAS_DBUS_SERVICE = "fi.w1.wpa_supplicant1"
WPAS_DBUS_INTERFACE = "fi.w1.wpa_supplicant1"
WPAS_DBUS_OPATH = "/fi/w1/wpa_supplicant1"
WPAS_DBUS_INTERFACES_INTERFACE = "fi.w1.wpa_supplicant1.Interface"
WPAS_DBUS_INTERFACES_OPATH = "/fi/w1/wpa_supplicant1/Interfaces"
WPAS_DBUS_BSS_INTERFACE = "fi.w1.wpa_supplicant1.BSS"
def byte_array_to_string(s):
import urllib
r = ""
for c in s:
if c >= 32 and c < 127:
r += "%c" % c
else:
r += urllib.quote(chr(c))
return r
def list_interfaces(wpas_obj):
ifaces = wpas_obj.Get(WPAS_DBUS_INTERFACE, 'Interfaces',
dbus_interface=dbus.PROPERTIES_IFACE)
for path in ifaces:
if_obj = bus.get_object(WPAS_DBUS_SERVICE, path)
ifname = if_obj.Get(WPAS_DBUS_INTERFACES_INTERFACE, 'Ifname',
dbus_interface=dbus.PROPERTIES_IFACE)
print ifname
def propertiesChanged(properties):
if properties.has_key("State"):
print "PropertiesChanged: State: %s" % (properties["State"])
def showBss(bss):
net_obj = bus.get_object(WPAS_DBUS_SERVICE, bss)
net = dbus.Interface(net_obj, WPAS_DBUS_BSS_INTERFACE)
# Convert the byte-array for SSID and BSSID to printable strings
val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'BSSID',
dbus_interface=dbus.PROPERTIES_IFACE)
bssid = ""
for item in val:
bssid = bssid + ":%02x" % item
bssid = bssid[1:]
val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'SSID',
dbus_interface=dbus.PROPERTIES_IFACE)
ssid = byte_array_to_string(val)
val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'WPA',
dbus_interface=dbus.PROPERTIES_IFACE)
wpa = "no"
if len(val["KeyMgmt"]) > 0:
wpa = "yes"
val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'RSN',
dbus_interface=dbus.PROPERTIES_IFACE)
wpa2 = "no"
if len(val["KeyMgmt"]) > 0:
wpa2 = "yes"
freq = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'Frequency',
dbus_interface=dbus.PROPERTIES_IFACE)
signal = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'Signal',
dbus_interface=dbus.PROPERTIES_IFACE)
val = net_obj.Get(WPAS_DBUS_BSS_INTERFACE, 'Rates',
dbus_interface=dbus.PROPERTIES_IFACE)
if len(val) > 0:
maxrate = val[0] / 1000000
else:
maxrate = 0
print " %s :: ssid='%s' wpa=%s wpa2=%s signal=%d rate=%d freq=%d" % (bssid, ssid, wpa, wpa2, signal, maxrate, freq)
def scanDone(success):
print "Scan done: success=%s" % success
res = if_obj.Get(WPAS_DBUS_INTERFACES_INTERFACE, 'BSSs',
dbus_interface=dbus.PROPERTIES_IFACE)
print "Scanned wireless networks:"
for opath in res:
print opath
showBss(opath)
def bssAdded(bss, properties):
print "BSS added: %s" % (bss)
showBss(bss)
def bssRemoved(bss):
print "BSS removed: %s" % (bss)
def main():
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
global bus
bus = dbus.SystemBus()
wpas_obj = bus.get_object(WPAS_DBUS_SERVICE, WPAS_DBUS_OPATH)
if len(sys.argv) != 2:
list_interfaces(wpas_obj)
os._exit(1)
wpas = dbus.Interface(wpas_obj, WPAS_DBUS_INTERFACE)
bus.add_signal_receiver(scanDone,
dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
signal_name="ScanDone")
bus.add_signal_receiver(bssAdded,
dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
signal_name="BSSAdded")
bus.add_signal_receiver(bssRemoved,
dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
signal_name="BSSRemoved")
bus.add_signal_receiver(propertiesChanged,
dbus_interface=WPAS_DBUS_INTERFACES_INTERFACE,
signal_name="PropertiesChanged")
ifname = sys.argv[1]
# See if wpa_supplicant already knows about this interface
path = None
try:
path = wpas.GetInterface(ifname)
except dbus.DBusException, exc:
if not str(exc).startswith("fi.w1.wpa_supplicant1.InterfaceUnknown:"):
raise exc
try:
path = wpas.CreateInterface({'Ifname': ifname, 'Driver': 'test'})
time.sleep(1)
except dbus.DBusException, exc:
if not str(exc).startswith("fi.w1.wpa_supplicant1.InterfaceExists:"):
raise exc
global if_obj
if_obj = bus.get_object(WPAS_DBUS_SERVICE, path)
global iface
iface = dbus.Interface(if_obj, WPAS_DBUS_INTERFACES_INTERFACE)
iface.Scan({'Type': 'active'})
gobject.MainLoop().run()
wpas.RemoveInterface(dbus.ObjectPath(path))
if __name__ == "__main__":
main()
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