P2P: Add D-Bus python script to perform p2p_invite
D-Bus script using python glib is added to perform p2p_invite on a group interface to invite a peer. Signed-hostap: Michael Naumov <michael.naumov@intel.com> Signed-hostap: Nirav Shah <nirav.j2.shah@intel.com>
This commit is contained in:
Michael Naumov
Jouni Malinen
parent
35aa088a32
commit
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1 changed files with 201 additions and 0 deletions
201
wpa_supplicant/examples/p2p/p2p_invite.py
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wpa_supplicant/examples/p2p/p2p_invite.py
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#!/usr/bin/python
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# Tests p2p_invite
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######### MAY NEED TO RUN AS SUDO #############
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import dbus
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import sys, os
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import time
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import gobject
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import getopt
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import threading
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from dbus.mainloop.glib import DBusGMainLoop
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def usage():
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print "Usage:"
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print " %s -i <interface_name> -a <addr> \ " \
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% sys.argv[0]
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print " [-o <persistent_group_object>] [-w <wpas_dbus_interface>]"
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print "Options:"
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print " -i = interface name"
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print " -a = address of peer"
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print " -o = persistent group object path"
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print " -w = wpas dbus interface = fi.w1.wpa_supplicant1"
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print "Example:"
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print " %s -i p2p-wlan0-0 -a 00150083523c" % sys.argv[0]
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# Required Signals
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def InvitationResult(invite_result):
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print "Inviation Result signal :"
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status = invite_result['status']
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print "status = ", status
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if invite_result.has_key('BSSID'):
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bssid = invite_result['BSSID']
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print "BSSID = ", hex(bssid[0]) , ":" , \
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hex(bssid[1]) , ":" , hex(bssid[2]) , ":", \
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hex(bssid[3]) , ":" , hex(bssid[4]) , ":" , \
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hex(bssid[5])
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os._exit(0)
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class P2P_Invite (threading.Thread):
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# Needed Variables
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global bus
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global wpas_object
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global interface_object
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global p2p_interface
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global interface_name
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global wpas
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global wpas_dbus_interface
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global path
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global addr
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global persistent_group_object
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# Dbus Paths
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global wpas_dbus_opath
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global wpas_dbus_interfaces_opath
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global wpas_dbus_interfaces_interface
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global wpas_dbus_interfaces_p2pdevice
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# Arguements
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global P2PDictionary
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# Constructor
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def __init__(self,interface_name,wpas_dbus_interface,addr,
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persistent_group_object):
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# Initializes variables and threads
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self.interface_name = interface_name
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self.wpas_dbus_interface = wpas_dbus_interface
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self.addr = addr
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self.persistent_group_object = persistent_group_object
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# Initializes thread and daemon allows for ctrl-c kill
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threading.Thread.__init__(self)
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self.daemon = True
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# Generating interface/object paths
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self.wpas_dbus_opath = "/" + \
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self.wpas_dbus_interface.replace(".","/")
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self.wpas_wpas_dbus_interfaces_opath = self.wpas_dbus_opath + \
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"/Interfaces"
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self.wpas_dbus_interfaces_interface = \
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self.wpas_dbus_interface + ".Interface"
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self.wpas_dbus_interfaces_p2pdevice = \
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self.wpas_dbus_interfaces_interface \
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+ ".P2PDevice"
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# Getting interfaces and objects
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DBusGMainLoop(set_as_default=True)
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self.bus = dbus.SystemBus()
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self.wpas_object = self.bus.get_object(
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self.wpas_dbus_interface,
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self.wpas_dbus_opath)
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self.wpas = dbus.Interface(self.wpas_object,
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self.wpas_dbus_interface)
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# Try to see if supplicant knows about interface
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# If not, throw an exception
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try:
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self.path = self.wpas.GetInterface(
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self.interface_name)
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except dbus.DBusException, exc:
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error = 'Error:\n Interface ' + self.interface_name \
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+ ' was not found'
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print error
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usage()
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os._exit(0)
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self.interface_object = self.bus.get_object(
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self.wpas_dbus_interface, self.path)
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self.p2p_interface = dbus.Interface(self.interface_object,
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self.wpas_dbus_interfaces_p2pdevice)
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#Adds listeners
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self.bus.add_signal_receiver(InvitationResult,
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dbus_interface=self.wpas_dbus_interfaces_p2pdevice,
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signal_name="InvitationResult")
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# Sets up p2p_invite dictionary
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def constructArguements(self):
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self.P2PDictionary = \
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{'peer':dbus.ObjectPath(self.path+'/Peers/'+self.addr)}
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if (self.persistent_group_object != None):
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self.P2PDictionary.update({"persistent_group_object":
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self.persistent_group_object})
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# Run p2p_invite
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def run(self):
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try:
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self.p2p_interface.Invite(self.P2PDictionary)
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except:
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print "Error:\n Invalid Arguements"
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usage()
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os._exit(0)
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# Allows other threads to keep working while MainLoop runs
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# Required for timeout implementation
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gobject.MainLoop().get_context().iteration(True)
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gobject.threads_init()
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gobject.MainLoop().run()
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if __name__ == "__main__":
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# Defaults for optional inputs
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addr = None
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persistent_group_object = None
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wpas_dbus_interface = 'fi.w1.wpa_supplicant1'
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# interface_name is required
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interface_name = None
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# Using getopts to handle options
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try:
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options, args = getopt.getopt(sys.argv[1:],"hi:o:w:a:")
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except getopt.GetoptError:
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usage()
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quit()
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# If theres a switch, override default option
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for key, value in options:
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# Help
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if (key == "-h"):
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usage()
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quit()
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# Interface Name
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elif (key == "-i"):
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interface_name = value
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elif (key == "-a"):
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addr = value
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# Persistent group object path
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elif (key == "-o"):
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persistent_group_object = value
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# Dbus interface
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elif (key == "-w"):
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wpas_dbus_interface = value
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else:
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assert False, "unhandled option"
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# Interface name is required and was not given
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if (interface_name == None):
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print "Error:\n interface_name is required"
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usage()
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quit()
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if (addr == None):
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print "Error:\n peer address is required"
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usage()
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quit()
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try:
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p2p_invite_test = \
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P2P_Invite(interface_name,wpas_dbus_interface,
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addr,persistent_group_object)
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except:
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print "Error:\n Invalid Arguements"
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usage()
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os._exit(1)
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p2p_invite_test.constructArguements()
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p2p_invite_test.start()
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time.sleep(10)
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print "Error:\n p2p_invite timed out"
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os._exit(0)
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