fragattacks/tests/hwsim/test_ap_params.py
Jouni Malinen 78f00634ba tests: WPA2-PSK AP and no PSK configured
Signed-off-by: Jouni Malinen <j@w1.fi>
2016-12-26 21:21:10 +02:00

555 lines
21 KiB
Python

# Test various AP mode parameters
# Copyright (c) 2014, Qualcomm Atheros, Inc.
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
from remotehost import remote_compatible
import logging
logger = logging.getLogger()
import os
import subprocess
import hwsim_utils
import hostapd
from tshark import run_tshark
from utils import alloc_fail, HwsimSkip
@remote_compatible
def test_ap_fragmentation_rts_set_high(dev, apdev):
"""WPA2-PSK AP with fragmentation and RTS thresholds larger than frame length"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['rts_threshold'] = "1000"
params['fragm_threshold'] = "2000"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
@remote_compatible
def test_ap_fragmentation_open(dev, apdev):
"""Open AP with fragmentation threshold"""
ssid = "fragmentation"
params = {}
params['ssid'] = ssid
params['fragm_threshold'] = "1000"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
@remote_compatible
def test_ap_fragmentation_wpa2(dev, apdev):
"""WPA2-PSK AP with fragmentation threshold"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['fragm_threshold'] = "1000"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_vendor_elements(dev, apdev):
"""WPA2-PSK AP with vendor elements added"""
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['vendor_elements'] = "dd0411223301"
params['assocresp_elements'] = "dd0411223302"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
bss = dev[0].get_bss(bssid)
if "dd0411223301" not in bss['ie']:
raise Exception("Vendor element not shown in scan results")
hapd.set('vendor_elements', 'dd051122330203dd0400137400dd04001374ff')
if "OK" not in hapd.request("UPDATE_BEACON"):
raise Exception("UPDATE_BEACON failed")
dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
bss = dev[1].get_bss(bssid)
if "dd0411223301" in bss['ie']:
raise Exception("Old vendor element still in scan results")
if "dd051122330203" not in bss['ie']:
raise Exception("New vendor element not shown in scan results")
def test_ap_element_parse(dev, apdev):
"""Information element parsing - extra coverage"""
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
params = { 'ssid': ssid,
'vendor_elements': "380501020304059e009e009e009e009e009e00" }
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
bss = dev[0].get_bss(bssid)
if "38050102030405" not in bss['ie']:
raise Exception("Timeout element not shown in scan results")
@remote_compatible
def test_ap_element_parse_oom(dev, apdev):
"""Information element parsing OOM"""
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
params = { 'ssid': ssid,
'vendor_elements': "dd0d506f9a0a00000600411c440028" }
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
with alloc_fail(dev[0], 1, "wpabuf_alloc;ieee802_11_vendor_ie_concat"):
bss = dev[0].get_bss(bssid)
logger.info(str(bss))
def test_ap_country(dev, apdev):
"""WPA2-PSK AP setting country code and using 5 GHz band"""
try:
hapd = None
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['country_code'] = 'FI'
params['ieee80211d'] = '1'
params['hw_mode'] = 'a'
params['channel'] = '36'
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="5180")
hwsim_utils.test_connectivity(dev[0], hapd)
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
hostapd.cmd_execute(apdev[0], ['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_ap_acl_accept(dev, apdev):
"""MAC ACL accept list"""
ssid = "acl"
params = {}
params['ssid'] = ssid
params['accept_mac_file'] = "hostapd.macaddr"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[0].request("REMOVE_NETWORK all")
dev[1].request("REMOVE_NETWORK all")
hapd.request("SET macaddr_acl 1")
dev[1].dump_monitor()
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
ev = dev[1].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
if ev is not None:
raise Exception("Unexpected association")
def test_ap_acl_deny(dev, apdev):
"""MAC ACL deny list"""
ssid = "acl"
params = {}
params['ssid'] = ssid
params['deny_mac_file'] = "hostapd.macaddr"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
if ev is not None:
raise Exception("Unexpected association")
@remote_compatible
def test_ap_wds_sta(dev, apdev):
"""WPA2-PSK AP with STA using 4addr mode"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wds_sta'] = "1"
params['wds_bridge'] = "wds-br0"
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].cmd_execute(['brctl', 'addbr', 'wds-br0'])
dev[0].cmd_execute(['brctl', 'setfd', 'wds-br0', '0'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'up'])
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'on'])
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("SET reassoc_same_bss_optim 1")
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=5, timeout=1)
finally:
dev[0].request("SET reassoc_same_bss_optim 0")
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'off'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'down'])
dev[0].cmd_execute(['brctl', 'delbr', 'wds-br0'])
def test_ap_wds_sta_open(dev, apdev):
"""Open AP with STA using 4addr mode"""
ssid = "test-wds-open"
params = {}
params['ssid'] = ssid
params['wds_sta'] = "1"
params['wds_bridge'] = "wds-br0"
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].cmd_execute(['brctl', 'addbr', 'wds-br0'])
dev[0].cmd_execute(['brctl', 'setfd', 'wds-br0', '0'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'up'])
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'on'])
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("SET reassoc_same_bss_optim 1")
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=5, timeout=1)
finally:
dev[0].request("SET reassoc_same_bss_optim 0")
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'off'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'down'])
dev[0].cmd_execute(['brctl', 'delbr', 'wds-br0'])
def test_ap_wds_sta_wep(dev, apdev):
"""WEP AP with STA using 4addr mode"""
ssid = "test-wds-wep"
params = {}
params['ssid'] = ssid
params["ieee80211n"] = "0"
params['wep_key0'] = '"hello"'
params['wds_sta'] = "1"
params['wds_bridge'] = "wds-br0"
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].cmd_execute(['brctl', 'addbr', 'wds-br0'])
dev[0].cmd_execute(['brctl', 'setfd', 'wds-br0', '0'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'up'])
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'on'])
dev[0].connect(ssid, key_mgmt="NONE", wep_key0='"hello"',
scan_freq="2412")
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("SET reassoc_same_bss_optim 1")
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=5, timeout=1)
finally:
dev[0].request("SET reassoc_same_bss_optim 0")
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'off'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'down'])
dev[0].cmd_execute(['brctl', 'delbr', 'wds-br0'])
@remote_compatible
def test_ap_inactivity_poll(dev, apdev):
"""AP using inactivity poll"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['ap_max_inactivity'] = "1"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("DISCONNECT")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("MGMT RX wait timed out for Deauth")
hapd.set("ext_mgmt_frame_handling", "0")
ev = hapd.wait_event(["AP-STA-DISCONNECTED"], timeout=30)
if ev is None:
raise Exception("STA disconnection on inactivity was not reported")
@remote_compatible
def test_ap_inactivity_disconnect(dev, apdev):
"""AP using inactivity disconnect"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['ap_max_inactivity'] = "1"
params['skip_inactivity_poll'] = "1"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("DISCONNECT")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("MGMT RX wait timed out for Deauth")
hapd.set("ext_mgmt_frame_handling", "0")
ev = hapd.wait_event(["AP-STA-DISCONNECTED"], timeout=30)
if ev is None:
raise Exception("STA disconnection on inactivity was not reported")
@remote_compatible
def test_ap_basic_rates(dev, apdev):
"""Open AP with lots of basic rates"""
ssid = "basic rates"
params = {}
params['ssid'] = ssid
params['basic_rates'] = "10 20 55 110 60 90 120 180 240 360 480 540"
hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
@remote_compatible
def test_ap_short_preamble(dev, apdev):
"""Open AP with short preamble"""
ssid = "short preamble"
params = {}
params['ssid'] = ssid
params['preamble'] = "1"
hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
def test_ap_spectrum_management_required(dev, apdev):
"""Open AP with spectrum management required"""
ssid = "spectrum mgmt"
params = {}
params['ssid'] = ssid
params["country_code"] = "JP"
params["hw_mode"] = "a"
params["channel"] = "36"
params["ieee80211d"] = "1"
params["local_pwr_constraint"] = "3"
params['spectrum_mgmt_required'] = "1"
try:
hapd = None
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="5180")
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
hostapd.cmd_execute(apdev[0], ['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
@remote_compatible
def test_ap_max_listen_interval(dev, apdev):
"""Open AP with maximum listen interval limit"""
ssid = "listen"
params = {}
params['ssid'] = ssid
params['max_listen_interval'] = "1"
hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"])
if ev is None:
raise Exception("Association rejection not reported")
if "status_code=51" not in ev:
raise Exception("Unexpected ASSOC-REJECT reason")
@remote_compatible
def test_ap_max_num_sta(dev, apdev):
"""Open AP with maximum STA count"""
ssid = "max"
params = {}
params['ssid'] = ssid
params['max_num_sta'] = "1"
hostapd.add_ap(apdev[0], params)
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
if ev is not None:
raise Exception("Unexpected association")
def test_ap_max_num_sta_no_probe_resp(dev, apdev, params):
"""Maximum STA count and limit on Probe Response frames"""
logdir = params['logdir']
dev[0].flush_scan_cache()
ssid = "max"
params = {}
params['ssid'] = ssid
params['beacon_int'] = "2000"
params['max_num_sta'] = "1"
params['no_probe_resp_if_max_sta'] = "1"
hostapd.add_ap(apdev[0], params)
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[0].scan(freq=2412, type="ONLY")
dev[0].scan(freq=2412, type="ONLY")
seen = dev[0].get_bss(apdev[0]['bssid']) != None
dev[1].scan(freq=2412, type="ONLY")
if seen:
out = run_tshark(os.path.join(logdir, "hwsim0.pcapng"),
"wlan.fc.type_subtype == 5", ["wlan.da" ])
if out:
if dev[0].own_addr() not in out:
# Discovery happened through Beacon frame reception. That's not
# an error case.
seen = False
if dev[1].own_addr() not in out:
raise Exception("No Probe Response frames to dev[1] seen")
if seen:
raise Exception("AP found unexpectedly")
@remote_compatible
def test_ap_tx_queue_params(dev, apdev):
"""Open AP with TX queue params set"""
ssid = "tx"
params = {}
params['ssid'] = ssid
params['tx_queue_data2_aifs'] = "4"
params['tx_queue_data2_cwmin'] = "7"
params['tx_queue_data2_cwmax'] = "1023"
params['tx_queue_data2_burst'] = "4.2"
params['tx_queue_data1_aifs'] = "4"
params['tx_queue_data1_cwmin'] = "7"
params['tx_queue_data1_cwmax'] = "1023"
params['tx_queue_data1_burst'] = "2"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_beacon_rate_legacy(dev, apdev):
"""Open AP with Beacon frame TX rate 5.5 Mbps"""
hapd = hostapd.add_ap(apdev[0], { 'ssid': 'beacon-rate' })
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000080000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', '55')
hapd.enable()
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="2412")
def test_ap_beacon_rate_legacy2(dev, apdev):
"""Open AP with Beacon frame TX rate 12 Mbps in VHT BSS"""
hapd = hostapd.add_ap(apdev[0], { 'ssid': 'beacon-rate' })
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000080000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', '120')
hapd.set("country_code", "DE")
hapd.set("hw_mode", "a")
hapd.set("channel", "36")
hapd.set("ieee80211n", "1")
hapd.set("ieee80211ac", "1")
hapd.set("ht_capab", "[HT40+]")
hapd.set("vht_capab", "")
hapd.set("vht_oper_chwidth", "0")
hapd.set("vht_oper_centr_freq_seg0_idx", "0")
try:
hapd.enable()
dev[0].scan_for_bss(hapd.own_addr(), freq="5180")
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="5180")
finally:
dev[0].request("DISCONNECT")
hapd.request("DISABLE")
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_ap_beacon_rate_ht(dev, apdev):
"""Open AP with Beacon frame TX rate HT-MCS 0"""
hapd = hostapd.add_ap(apdev[0], { 'ssid': 'beacon-rate' })
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000100000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', 'ht:0')
hapd.enable()
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="2412")
def test_ap_beacon_rate_ht2(dev, apdev):
"""Open AP with Beacon frame TX rate HT-MCS 1 in VHT BSS"""
hapd = hostapd.add_ap(apdev[0], { 'ssid': 'beacon-rate' })
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000100000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', 'ht:1')
hapd.set("country_code", "DE")
hapd.set("hw_mode", "a")
hapd.set("channel", "36")
hapd.set("ieee80211n", "1")
hapd.set("ieee80211ac", "1")
hapd.set("ht_capab", "[HT40+]")
hapd.set("vht_capab", "")
hapd.set("vht_oper_chwidth", "0")
hapd.set("vht_oper_centr_freq_seg0_idx", "0")
try:
hapd.enable()
dev[0].scan_for_bss(hapd.own_addr(), freq="5180")
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="5180")
finally:
dev[0].request("DISCONNECT")
hapd.request("DISABLE")
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_ap_beacon_rate_vht(dev, apdev):
"""Open AP with Beacon frame TX rate VHT-MCS 0"""
hapd = hostapd.add_ap(apdev[0], { 'ssid': 'beacon-rate' })
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000200000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', 'vht:0')
hapd.set("country_code", "DE")
hapd.set("hw_mode", "a")
hapd.set("channel", "36")
hapd.set("ieee80211n", "1")
hapd.set("ieee80211ac", "1")
hapd.set("ht_capab", "[HT40+]")
hapd.set("vht_capab", "")
hapd.set("vht_oper_chwidth", "0")
hapd.set("vht_oper_centr_freq_seg0_idx", "0")
try:
hapd.enable()
dev[0].scan_for_bss(hapd.own_addr(), freq="5180")
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="5180")
finally:
dev[0].request("DISCONNECT")
hapd.request("DISABLE")
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_ap_wep_to_wpa(dev, apdev):
"""WEP to WPA2-PSK configuration change in hostapd"""
hapd = hostapd.add_ap(apdev[0],
{ "ssid": "wep-to-wpa",
"wep_key0": '"hello"' })
dev[0].flush_scan_cache()
dev[0].connect("wep-to-wpa", key_mgmt="NONE", wep_key0='"hello"',
scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.disable()
hapd.set("wep_key0", "")
hapd.set("wpa_passphrase", "12345678")
hapd.set("wpa", "2")
hapd.set("wpa_key_mgmt", "WPA-PSK")
hapd.set("rsn_pairwise", "CCMP")
hapd.enable()
dev[0].connect("wep-to-wpa", psk="12345678", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_missing_psk(dev, apdev):
"""WPA2-PSK AP and no PSK configured"""
ssid = "test-wpa2-psk"
params = hostapd.wpa2_params(ssid=ssid)
try:
# "WPA-PSK enabled, but PSK or passphrase is not configured."
hostapd.add_ap(apdev[0], params)
raise Exception("AP setup succeeded unexpectedly")
except Exception, e:
if "Failed to enable hostapd" in str(e):
pass
else:
raise