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hostapd/tests/hwsim/test_ap_tdls.py
Jouni Malinen c4a8c173b8 Revert "tests: Skip ap_wpa2_tdls_concurrent_init on failure" 
This reverts commit bf700cc3d2. The
concurrent initialization test case is now expected to work again with
the STA entry added early enough to avoid the recently added mac80211
validation step failure.

Signed-off-by: Jouni Malinen <j@w1.fi>
2014-10-03 11:53:38 +03:00

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# TDLS tests
# Copyright (c) 2013-2014, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import time
import logging
logger = logging.getLogger()
import subprocess
import hwsim_utils
from hostapd import HostapdGlobal
from hostapd import Hostapd
import hostapd
from wlantest import Wlantest
def start_ap_wpa2_psk(ifname):
params = hostapd.wpa2_params(ssid="test-wpa2-psk", passphrase="12345678")
hostapd.add_ap(ifname, params)
def connectivity(dev, ap_ifname):
hwsim_utils.test_connectivity_sta(dev[0], dev[1])
hwsim_utils.test_connectivity(dev[0].ifname, ap_ifname)
hwsim_utils.test_connectivity(dev[1].ifname, ap_ifname)
def connect_2sta(dev, ssid, ap_ifname):
dev[0].connect(ssid, psk="12345678", scan_freq="2412")
dev[1].connect(ssid, psk="12345678", scan_freq="2412")
connectivity(dev, ap_ifname)
def connect_2sta_wpa2_psk(dev, ap_ifname):
connect_2sta(dev, "test-wpa2-psk", ap_ifname)
def connect_2sta_wpa_psk(dev, ap_ifname):
connect_2sta(dev, "test-wpa-psk", ap_ifname)
def connect_2sta_wpa_psk_mixed(dev, ap_ifname):
dev[0].connect("test-wpa-mixed-psk", psk="12345678", proto="WPA",
scan_freq="2412")
dev[1].connect("test-wpa-mixed-psk", psk="12345678", proto="WPA2",
scan_freq="2412")
connectivity(dev, ap_ifname)
def connect_2sta_wep(dev, ap_ifname):
dev[0].connect("test-wep", key_mgmt="NONE", wep_key0='"hello"',
scan_freq="2412")
dev[1].connect("test-wep", key_mgmt="NONE", wep_key0='"hello"',
scan_freq="2412")
connectivity(dev, ap_ifname)
def connect_2sta_open(dev, ap_ifname):
dev[0].connect("test-open", key_mgmt="NONE", scan_freq="2412")
dev[1].connect("test-open", key_mgmt="NONE", scan_freq="2412")
connectivity(dev, ap_ifname)
def wlantest_setup():
wt = Wlantest()
wt.flush()
wt.add_passphrase("12345678")
wt.add_wepkey("68656c6c6f")
def wlantest_tdls_packet_counters(bssid, addr0, addr1):
wt = Wlantest()
dl = wt.get_tdls_counter("valid_direct_link", bssid, addr0, addr1)
inv_dl = wt.get_tdls_counter("invalid_direct_link", bssid, addr0, addr1)
ap = wt.get_tdls_counter("valid_ap_path", bssid, addr0, addr1)
inv_ap = wt.get_tdls_counter("invalid_ap_path", bssid, addr0, addr1)
return [dl,inv_dl,ap,inv_ap]
def tdls_check_dl(sta0, sta1, bssid, addr0, addr1):
wt = Wlantest()
wt.tdls_clear(bssid, addr0, addr1)
hwsim_utils.test_connectivity_sta(sta0, sta1)
[dl,inv_dl,ap,inv_ap] = wlantest_tdls_packet_counters(bssid, addr0, addr1)
if dl == 0:
raise Exception("No valid frames through direct link")
if inv_dl > 0:
raise Exception("Invalid frames through direct link")
if ap > 0:
raise Exception("Unexpected frames through AP path")
if inv_ap > 0:
raise Exception("Invalid frames through AP path")
def tdls_check_ap(sta0, sta1, bssid, addr0, addr1):
wt = Wlantest()
wt.tdls_clear(bssid, addr0, addr1);
hwsim_utils.test_connectivity_sta(sta0, sta1)
[dl,inv_dl,ap,inv_ap] = wlantest_tdls_packet_counters(bssid, addr0, addr1)
if dl > 0:
raise Exception("Unexpected frames through direct link")
if inv_dl > 0:
raise Exception("Invalid frames through direct link")
if ap == 0:
raise Exception("No valid frames through AP path")
if inv_ap > 0:
raise Exception("Invalid frames through AP path")
def check_connectivity(sta0, sta1, ap):
hwsim_utils.test_connectivity_sta(sta0, sta1)
hwsim_utils.test_connectivity(sta0.ifname, ap['ifname'])
hwsim_utils.test_connectivity(sta1.ifname, ap['ifname'])
def setup_tdls(sta0, sta1, ap, reverse=False, expect_fail=False):
logger.info("Setup TDLS")
check_connectivity(sta0, sta1, ap)
bssid = ap['bssid']
addr0 = sta0.p2p_interface_addr()
addr1 = sta1.p2p_interface_addr()
wt = Wlantest()
wt.tdls_clear(bssid, addr0, addr1);
wt.tdls_clear(bssid, addr1, addr0);
sta0.tdls_setup(addr1)
time.sleep(1)
if expect_fail:
tdls_check_ap(sta0, sta1, bssid, addr0, addr1)
return
if reverse:
addr1 = sta0.p2p_interface_addr()
addr0 = sta1.p2p_interface_addr()
conf = wt.get_tdls_counter("setup_conf_ok", bssid, addr0, addr1);
if conf == 0:
raise Exception("No TDLS Setup Confirm (success) seen")
tdls_check_dl(sta0, sta1, bssid, addr0, addr1)
check_connectivity(sta0, sta1, ap)
def teardown_tdls(sta0, sta1, ap, responder=False):
logger.info("Teardown TDLS")
check_connectivity(sta0, sta1, ap)
bssid = ap['bssid']
addr0 = sta0.p2p_interface_addr()
addr1 = sta1.p2p_interface_addr()
if responder:
sta1.tdls_teardown(addr0)
else:
sta0.tdls_teardown(addr1)
time.sleep(1)
wt = Wlantest()
teardown = wt.get_tdls_counter("teardown", bssid, addr0, addr1);
if teardown == 0:
raise Exception("No TDLS Setup Teardown seen")
tdls_check_ap(sta0, sta1, bssid, addr0, addr1)
check_connectivity(sta0, sta1, ap)
def test_ap_tdls_discovery(dev, apdev):
"""WPA2-PSK AP and two stations using TDLS discovery"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[0].request("TDLS_DISCOVER " + dev[1].p2p_interface_addr())
time.sleep(0.2)
def test_ap_wpa2_tdls(dev, apdev):
"""WPA2-PSK AP and two stations using TDLS"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
setup_tdls(dev[0], dev[1], apdev[0])
teardown_tdls(dev[0], dev[1], apdev[0])
setup_tdls(dev[1], dev[0], apdev[0])
#teardown_tdls(dev[0], dev[1], apdev[0])
def test_ap_wpa2_tdls_concurrent_init(dev, apdev):
"""Concurrent TDLS setup initiation"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[0].request("SET tdls_testing 0x80")
setup_tdls(dev[1], dev[0], apdev[0], reverse=True)
def test_ap_wpa2_tdls_concurrent_init2(dev, apdev):
"""Concurrent TDLS setup initiation (reverse)"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[1].request("SET tdls_testing 0x80")
setup_tdls(dev[0], dev[1], apdev[0])
def test_ap_wpa2_tdls_decline_resp(dev, apdev):
"""Decline TDLS Setup Response"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[1].request("SET tdls_testing 0x200")
setup_tdls(dev[1], dev[0], apdev[0], expect_fail=True)
def test_ap_wpa2_tdls_long_lifetime(dev, apdev):
"""TDLS with long TPK lifetime"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[1].request("SET tdls_testing 0x40")
setup_tdls(dev[1], dev[0], apdev[0])
def test_ap_wpa2_tdls_long_frame(dev, apdev):
"""TDLS with long setup/teardown frames"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[0].request("SET tdls_testing 0x1")
dev[1].request("SET tdls_testing 0x1")
setup_tdls(dev[1], dev[0], apdev[0])
teardown_tdls(dev[1], dev[0], apdev[0])
setup_tdls(dev[0], dev[1], apdev[0])
def test_ap_wpa2_tdls_reneg(dev, apdev):
"""Renegotiate TDLS link"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
setup_tdls(dev[1], dev[0], apdev[0])
setup_tdls(dev[0], dev[1], apdev[0])
def test_ap_wpa2_tdls_wrong_lifetime_resp(dev, apdev):
"""Incorrect TPK lifetime in TDLS Setup Response"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[1].request("SET tdls_testing 0x10")
setup_tdls(dev[0], dev[1], apdev[0], expect_fail=True)
def test_ap_wpa2_tdls_diff_rsnie(dev, apdev):
"""TDLS with different RSN IEs"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[1].request("SET tdls_testing 0x2")
setup_tdls(dev[1], dev[0], apdev[0])
teardown_tdls(dev[1], dev[0], apdev[0])
def test_ap_wpa2_tdls_wrong_tpk_m2_mic(dev, apdev):
"""Incorrect MIC in TDLS Setup Response"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[0].request("SET tdls_testing 0x800")
addr0 = dev[0].p2p_interface_addr()
dev[1].tdls_setup(addr0)
time.sleep(1)
def test_ap_wpa2_tdls_wrong_tpk_m3_mic(dev, apdev):
"""Incorrect MIC in TDLS Setup Confirm"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
dev[1].request("SET tdls_testing 0x800")
addr0 = dev[0].p2p_interface_addr()
dev[1].tdls_setup(addr0)
time.sleep(1)
def test_ap_wpa_tdls(dev, apdev):
"""WPA-PSK AP and two stations using TDLS"""
hostapd.add_ap(apdev[0]['ifname'],
hostapd.wpa_params(ssid="test-wpa-psk",
passphrase="12345678"))
wlantest_setup()
connect_2sta_wpa_psk(dev, apdev[0]['ifname'])
setup_tdls(dev[0], dev[1], apdev[0])
teardown_tdls(dev[0], dev[1], apdev[0])
setup_tdls(dev[1], dev[0], apdev[0])
def test_ap_wpa_mixed_tdls(dev, apdev):
"""WPA+WPA2-PSK AP and two stations using TDLS"""
hostapd.add_ap(apdev[0]['ifname'],
hostapd.wpa_mixed_params(ssid="test-wpa-mixed-psk",
passphrase="12345678"))
wlantest_setup()
connect_2sta_wpa_psk_mixed(dev, apdev[0]['ifname'])
setup_tdls(dev[0], dev[1], apdev[0])
teardown_tdls(dev[0], dev[1], apdev[0])
setup_tdls(dev[1], dev[0], apdev[0])
def test_ap_wep_tdls(dev, apdev):
"""WEP AP and two stations using TDLS"""
hostapd.add_ap(apdev[0]['ifname'],
{ "ssid": "test-wep", "wep_key0": '"hello"' })
wlantest_setup()
connect_2sta_wep(dev, apdev[0]['ifname'])
setup_tdls(dev[0], dev[1], apdev[0])
teardown_tdls(dev[0], dev[1], apdev[0])
setup_tdls(dev[1], dev[0], apdev[0])
def test_ap_open_tdls(dev, apdev):
"""Open AP and two stations using TDLS"""
hostapd.add_ap(apdev[0]['ifname'], { "ssid": "test-open" })
wlantest_setup()
connect_2sta_open(dev, apdev[0]['ifname'])
setup_tdls(dev[0], dev[1], apdev[0])
teardown_tdls(dev[0], dev[1], apdev[0])
setup_tdls(dev[1], dev[0], apdev[0])
def test_ap_wpa2_tdls_bssid_mismatch(dev, apdev):
"""TDLS failure due to BSSID mismatch"""
try:
ssid = "test-wpa2-psk"
passphrase = "12345678"
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['bridge'] = 'ap-br0'
hostapd.add_ap(apdev[0]['ifname'], params)
hostapd.add_ap(apdev[1]['ifname'], params)
wlantest_setup()
subprocess.call(['sudo', 'brctl', 'setfd', 'ap-br0', '0'])
subprocess.call(['sudo', 'ip', 'link', 'set', 'dev', 'ap-br0', 'up'])
dev[0].connect(ssid, psk=passphrase, scan_freq="2412",
bssid=apdev[0]['bssid'])
dev[1].connect(ssid, psk=passphrase, scan_freq="2412",
bssid=apdev[1]['bssid'])
connectivity(dev, "ap-br0")
addr0 = dev[0].p2p_interface_addr()
dev[1].tdls_setup(addr0)
time.sleep(1)
hwsim_utils.test_connectivity_sta(dev[0], dev[1])
finally:
subprocess.call(['sudo', 'ip', 'link', 'set', 'dev', 'ap-br0', 'down'])
subprocess.call(['sudo', 'brctl', 'delbr', 'ap-br0'])
def test_ap_wpa2_tdls_responder_teardown(dev, apdev):
"""TDLS teardown from responder with WPA2-PSK AP"""
start_ap_wpa2_psk(apdev[0]['ifname'])
wlantest_setup()
connect_2sta_wpa2_psk(dev, apdev[0]['ifname'])
setup_tdls(dev[0], dev[1], apdev[0])
teardown_tdls(dev[0], dev[1], apdev[0], responder=True)
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