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iwd/autotests/testPSK-roam/failed_roam_test.py
2022-12-14 16:15:13 -06:00

125 lines
4.0 KiB
Python

#! /usr/bin/python3
import unittest
import os, sys
sys.path.append('../util')
from iwd import IWD
from iwd import NetworkType, DeviceState
from hwsim import Hwsim
from hostapd import HostapdCLI
import testutil
class Test(unittest.TestCase):
def connect(self, wd, device, hostapd):
ordered_network = device.get_ordered_network('TestFT', full_scan=True)
self.assertEqual(ordered_network.type, NetworkType.psk)
condition = 'not obj.connected'
wd.wait_for_object_condition(ordered_network.network_object, condition)
device.connect_bssid(hostapd.bssid)
condition = 'obj.state == DeviceState.connected'
wd.wait_for_object_condition(device, condition)
hostapd.wait_for_event('AP-STA-CONNECTED %s' % device.address)
testutil.test_iface_operstate(device.name)
testutil.test_ifaces_connected(hostapd.ifname, device.name)
def verify_roam(self, wd, device, prev, new):
from_condition = 'obj.state == DeviceState.roaming'
to_condition = 'obj.state == DeviceState.connected'
wd.wait_for_object_change(device, from_condition, to_condition)
new.wait_for_event('AP-STA-CONNECTED %s' % device.address)
testutil.test_iface_operstate(device.name)
testutil.test_ifaces_connected(new.ifname, device.name)
self.assertRaises(Exception, testutil.test_ifaces_connected,
(prev.ifname, device.name, True, True))
# FT-over-Air failure, should stay connected
def test_ft_over_air_failure(self):
self.bss_hostapd[0].set_value('wpa_key_mgmt', 'FT-PSK')
self.bss_hostapd[0].set_value('ft_over_ds', '0')
self.bss_hostapd[0].reload()
self.bss_hostapd[0].wait_for_event("AP-ENABLED")
self.bss_hostapd[1].set_value('wpa_key_mgmt', 'FT-PSK')
self.bss_hostapd[1].set_value('ft_over_ds', '0')
self.bss_hostapd[1].reload()
self.bss_hostapd[1].wait_for_event("AP-ENABLED")
wd = IWD(True)
device = wd.list_devices(1)[0]
self.connect(wd, device, self.bss_hostapd[0])
self.rule0.enabled = True
device.roam(self.bss_hostapd[1].bssid)
# Roam should fail...
device.wait_for_event('ft-roam-failed')
# ... but IWD should remain connected
self.assertTrue(device.state == DeviceState.connected)
self.rule0.enabled = False
# Try again once more
device.roam(self.bss_hostapd[1].bssid)
self.verify_roam(wd, device, self.bss_hostapd[0], self.bss_hostapd[1])
self.bss_hostapd[1].deauthenticate(device.address)
condition = 'obj.state == DeviceState.disconnected'
wd.wait_for_object_condition(device, condition)
def tearDown(self):
os.system('ip link set "' + self.bss_hostapd[0].ifname + '" down')
os.system('ip link set "' + self.bss_hostapd[1].ifname + '" down')
os.system('ip link set "' + self.bss_hostapd[0].ifname + '" up')
os.system('ip link set "' + self.bss_hostapd[1].ifname + '" up')
self.rule0.enabled = False
self.rule1.enabled = False
@classmethod
def setUpClass(cls):
hwsim = Hwsim()
IWD.copy_to_storage('TestFT.psk')
cls.bss_hostapd = [ HostapdCLI(config='ft-psk-ccmp-1.conf'),
HostapdCLI(config='ft-psk-ccmp-2.conf') ]
cls.bss_hostapd[0].set_address('12:00:00:00:00:01')
cls.bss_hostapd[1].set_address('12:00:00:00:00:02')
# Drop Authenticate frames
cls.rule0 = hwsim.rules.create()
cls.rule0.bidirectional = True
cls.rule0.prefix = 'b0'
cls.rule0.drop = True
# Drop Action frames
cls.rule1 = hwsim.rules.create()
cls.rule1.bidirectional = True
cls.rule1.prefix = 'd0'
cls.rule1.drop = True
@classmethod
def tearDownClass(cls):
IWD.clear_storage()
cls.bss_hostapd = None
cls.rule0.remove()
cls.rule1.remove()
if __name__ == '__main__':
unittest.main(exit=True)