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iwd/autotests/testPSK-roam/connection_test.py
James Prestwood 61dfa943c6 auto-t: testPSK-roam deauthenticate IWD after roam
After roaming deauth IWD and check the connection state.
2021-11-23 12:19:18 -06:00

209 lines
7.8 KiB
Python

#! /usr/bin/python3
import unittest
import sys, os
sys.path.append('../util')
import iwd
from iwd import IWD
from iwd import PSKAgent
from iwd import NetworkType
from hwsim import Hwsim
from hostapd import HostapdCLI
import testutil
class Test(unittest.TestCase):
def validate_connection(self, wd, over_ds=False):
device = wd.list_devices(1)[0]
condition = 'not obj.scanning'
wd.wait_for_object_condition(device, condition)
# Scanning is unavoidable in this case since several hostapd
# configurations are tested and changed mid-test
device.scan()
condition = 'obj.scanning'
wd.wait_for_object_condition(device, condition)
condition = 'not obj.scanning'
wd.wait_for_object_condition(device, condition)
ordered_network = device.get_ordered_network('TestFT')
self.assertEqual(ordered_network.type, NetworkType.psk)
condition = 'not obj.connected'
wd.wait_for_object_condition(ordered_network.network_object, condition)
self.assertFalse(self.bss_hostapd[0].list_sta())
self.assertFalse(self.bss_hostapd[1].list_sta())
device.connect_bssid(self.bss_hostapd[0].bssid)
condition = 'obj.state == DeviceState.connected'
wd.wait_for_object_condition(device, condition)
self.assertTrue(self.bss_hostapd[0].list_sta())
# list_sta actually reports any authenticated stations. Due to the
# nature of FT-over-DS IWD should authenticate to all stations with
# the same mobility domain. This means both APs should show our station.
if over_ds:
self.assertTrue(self.bss_hostapd[1].list_sta())
else:
self.assertFalse(self.bss_hostapd[1].list_sta())
testutil.test_iface_operstate(device.name)
testutil.test_ifaces_connected(self.bss_hostapd[0].ifname, device.name)
self.assertRaises(Exception, testutil.test_ifaces_connected,
(self.bss_hostapd[1].ifname, device.name, True, True))
if over_ds:
self.rule0.enabled = True
device.roam(self.bss_hostapd[1].bssid)
condition = 'obj.state == DeviceState.roaming'
wd.wait_for_object_condition(device, condition)
# Check that iwd is on BSS 1 once out of roaming state and doesn't
# go through 'disconnected', 'autoconnect', 'connecting' in between
from_condition = 'obj.state == DeviceState.roaming'
to_condition = 'obj.state == DeviceState.connected'
wd.wait_for_object_change(device, from_condition, to_condition)
self.assertTrue(self.bss_hostapd[1].list_sta())
testutil.test_iface_operstate(device.name)
testutil.test_ifaces_connected(self.bss_hostapd[1].ifname, device.name)
self.assertRaises(Exception, testutil.test_ifaces_connected,
(self.bss_hostapd[0].ifname, device.name, True, True))
self.bss_hostapd[1].rekey(device.address)
device.roam(self.bss_hostapd[0].bssid)
condition = 'obj.state == DeviceState.roaming'
wd.wait_for_object_condition(device, condition)
# Check that iwd is on BSS 0 once out of roaming state and doesn't
# go through 'disconnected', 'autoconnect', 'connecting' in between
from_condition = 'obj.state == DeviceState.roaming'
to_condition = 'obj.state == DeviceState.connected'
wd.wait_for_object_change(device, from_condition, to_condition)
self.assertTrue(self.bss_hostapd[0].list_sta())
testutil.test_iface_operstate(device.name)
testutil.test_ifaces_connected(self.bss_hostapd[0].ifname, device.name)
self.assertRaises(Exception, testutil.test_ifaces_connected,
(self.bss_hostapd[1].ifname, device.name, True, True))
self.bss_hostapd[0].deauthenticate(device.address)
condition = 'obj.state == DeviceState.disconnected'
wd.wait_for_object_condition(device, condition)
def test_ft_psk(self):
wd = IWD(True)
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].set_value('ocv', '1')
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[0].set_value('ocv', '1')
self.bss_hostapd[1].reload()
self.bss_hostapd[1].wait_for_event("AP-ENABLED")
self.validate_connection(wd)
def test_ft_psk_over_ds(self):
wd = IWD(True)
self.bss_hostapd[0].set_value('wpa_key_mgmt', 'FT-PSK')
self.bss_hostapd[0].set_value('ft_over_ds', '1')
self.bss_hostapd[0].set_value('ocv', '1')
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', '1')
self.bss_hostapd[1].set_value('ocv', '1')
self.bss_hostapd[1].reload()
self.bss_hostapd[1].wait_for_event("AP-ENABLED")
self.validate_connection(wd, over_ds=True)
def test_reassociate_psk(self):
wd = IWD(True)
self.bss_hostapd[0].set_value('wpa_key_mgmt', 'WPA-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', 'WPA-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")
self.validate_connection(wd)
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
@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') ]
rad2 = hwsim.get_radio('rad2')
cls.rule0 = hwsim.rules.create()
cls.rule0.source = rad2.addresses[0]
cls.rule0.bidirectional = True
cls.rule0.signal = -2000
cls.rule0.prefix = 'b0'
cls.rule0.drop = True
# Set interface addresses to those expected by hostapd config files
os.system('ip link set dev "' + cls.bss_hostapd[0].ifname + '" down')
os.system('ip link set dev "' + cls.bss_hostapd[0].ifname + '" addr 12:00:00:00:00:01 up')
os.system('ip link set dev "' + cls.bss_hostapd[1].ifname + '" down')
os.system('ip link set dev "' + cls.bss_hostapd[1].ifname + '" addr 12:00:00:00:00:02 up')
cls.bss_hostapd[0].reload()
cls.bss_hostapd[0].wait_for_event("AP-ENABLED")
cls.bss_hostapd[1].reload()
cls.bss_hostapd[1].wait_for_event("AP-ENABLED")
# Fill in the neighbor AP tables in both BSSes. By default each
# instance knows only about current BSS, even inside one hostapd
# process.
# FT still works without the neighbor AP table but neighbor reports
# have to be disabled in the .conf files
cls.bss_hostapd[0].set_neighbor('12:00:00:00:00:02', 'TestFT',
'1200000000028f0000005102060603000000')
cls.bss_hostapd[1].set_neighbor('12:00:00:00:00:01', 'TestFT',
'1200000000018f0000005101060603000000')
@classmethod
def tearDownClass(cls):
IWD.clear_storage()
cls.bss_hostapd = None
if __name__ == '__main__':
unittest.main(exit=True)