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auto-t: add spoofing frame support to hwsim util

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Using the hwsim dbus interface ".Interface" under the radios
object you can now send an arbitrary frame out from that radio.
Two methods have been added, spoof_frame and spoof_disassociate.
This commit is contained in:
James Prestwood 2018-01-30 11:19:50 -08:00 committed by Denis Kenzior
parent fe616fbfa5
commit 13429f8f2d
1 changed files with 33 additions and 0 deletions
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33
autotests/util/hwsim.py
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@ -13,6 +13,7 @@ HWSIM_RULE_MANAGER_INTERFACE = 'net.connman.iwd.hwsim.RuleManager'
HWSIM_RULE_INTERFACE = 'net.connman.iwd.hwsim.Rule'
HWSIM_RADIO_MANAGER_INTERFACE = 'net.connman.iwd.hwsim.RadioManager'
HWSIM_RADIO_INTERFACE = 'net.connman.iwd.hwsim.Radio'
HWSIM_INTERFACE_INTERFACE = 'net.connman.iwd.hwsim.Interface'
HWSIM_AGENT_MANAGER_PATH = '/'
@ -266,3 +267,35 @@ class Hwsim(iwd.AsyncOpAbstract):
@property
def object_manager(self):
return self._object_manager_if
def spoof_disassociate(self, radio, freq, station):
'''
Send a spoofed disassociate frame to a station
'''
frame = 'a0 00 3a 01'
frame += station.replace(':', '')
frame += radio.addresses[0].replace(':', '')
frame += radio.addresses[0].replace(':', '')
frame += '30 01 02 00'
self.spoof_frame(radio, freq, station, frame)
def spoof_frame(self, radio, freq, station, frame):
'''
Send a spoofed arbitrary frame to a station
'''
radio_path = None
objects = self.object_manager.GetManagedObjects()
for path in objects:
obj = objects[path]
for interface in obj:
if interface == HWSIM_INTERFACE_INTERFACE:
if obj[interface]['Address'] == radio.addresses[0]:
radio_path = path
break
iface = dbus.Interface(self._bus.get_object(HWSIM_SERVICE, radio_path),
HWSIM_INTERFACE_INTERFACE)
iface.SendFrame(bytearray.fromhex(station.replace(':', '')),
freq, -30, bytearray.fromhex(frame))