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