[thirdparty/hostap.git] / tests / hwsim / test_ap_acs.py

# Test cases for automatic channel selection with hostapd
# 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 logging
logger = logging.getLogger()
import subprocess
import time

import hostapd

def force_prev_ap_on_24g(ap):
    # For now, make sure the last operating channel was on 2.4 GHz band to get
    # sufficient survey data from mac80211_hwsim.
    hostapd.add_ap(ap['ifname'], { "ssid": "open" })
    time.sleep(0.1)
    hapd_global = hostapd.HostapdGlobal()
    hapd_global.remove(ap['ifname'])

def force_prev_ap_on_5g(ap):
    # For now, make sure the last operating channel was on 5 GHz band to get
    # sufficient survey data from mac80211_hwsim.
    hostapd.add_ap(ap['ifname'], { "ssid": "open", "hw_mode": "a",
                                   "channel": "36", "country_code": "US" })
    time.sleep(0.1)
    hapd_global = hostapd.HostapdGlobal()
    hapd_global.remove(ap['ifname'])

def wait_acs(hapd):
    ev = hapd.wait_event(["ACS-STARTED", "ACS-COMPLETED", "ACS-FAILED",
                          "AP-ENABLED", "AP-DISABLED"], timeout=5)
    if not ev:
        raise Exception("ACS start timed out")
    if "ACS-STARTED" not in ev:
        raise Exception("Unexpected ACS event: " + ev)

    state = hapd.get_status_field("state")
    if state != "ACS":
        raise Exception("Unexpected interface state")

    ev = hapd.wait_event(["ACS-COMPLETED", "ACS-FAILED", "AP-ENABLED",
                          "AP-DISABLED"], timeout=20)
    if not ev:
        raise Exception("ACS timed out")
    if "ACS-COMPLETED" not in ev:
        raise Exception("Unexpected ACS event: " + ev)

    ev = hapd.wait_event(["AP-ENABLED", "AP-DISABLED"], timeout=5)
    if not ev:
        raise Exception("AP setup timed out")
    if "AP-ENABLED" not in ev:
        raise Exception("Unexpected ACS event: " + ev)

    state = hapd.get_status_field("state")
    if state != "ENABLED":
        raise Exception("Unexpected interface state")

def test_ap_acs(dev, apdev):
    """Automatic channel selection"""
    force_prev_ap_on_24g(apdev[0])
    params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
    params['channel'] = '0'
    hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
    wait_acs(hapd)

    freq = hapd.get_status_field("freq")
    if int(freq) < 2400:
        raise Exception("Unexpected frequency")

    dev[0].connect("test-acs", psk="12345678", scan_freq=freq)

def test_ap_multi_bss_acs(dev, apdev):
    """hostapd start with a multi-BSS configuration file using ACS"""
    ifname = apdev[0]['ifname']
    force_prev_ap_on_24g(apdev[0])

    # start the actual test
    hostapd.add_iface(ifname, 'multi-bss-acs.conf')
    hapd = hostapd.Hostapd(ifname)
    hapd.enable()
    wait_acs(hapd)

    freq = hapd.get_status_field("freq")
    if int(freq) < 2400:
        raise Exception("Unexpected frequency")

    dev[0].connect("bss-1", key_mgmt="NONE", scan_freq=freq)
    dev[1].connect("bss-2", psk="12345678", scan_freq=freq)
    dev[2].connect("bss-3", psk="qwertyuiop", scan_freq=freq)

def test_ap_acs_40mhz(dev, apdev):
    """Automatic channel selection for 40 MHz channel"""
    force_prev_ap_on_24g(apdev[0])
    params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
    params['channel'] = '0'
    params['ht_capab'] = '[HT40+]'
    hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
    wait_acs(hapd)

    freq = hapd.get_status_field("freq")
    if int(freq) < 2400:
        raise Exception("Unexpected frequency")
    sec = hapd.get_status_field("secondary_channel")
    if int(sec) == 0:
        raise Exception("Secondary channel not set")

    dev[0].connect("test-acs", psk="12345678", scan_freq=freq)

def test_ap_acs_5ghz(dev, apdev):
    """Automatic channel selection on 5 GHz"""
    try:
        hapd = None
        force_prev_ap_on_5g(apdev[0])
        params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
        params['hw_mode'] = 'a'
        params['channel'] = '0'
        params['country_code'] = 'US'
        hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
        wait_acs(hapd)
        freq = hapd.get_status_field("freq")
        if int(freq) < 5000:
            raise Exception("Unexpected frequency")

        dev[0].connect("test-acs", psk="12345678", scan_freq=freq)

    finally:
        dev[0].request("DISCONNECT")
        if hapd:
            hapd.request("DISABLE")
        subprocess.call(['iw', 'reg', 'set', '00'])
        dev[0].flush_scan_cache()

def test_ap_acs_5ghz_40mhz(dev, apdev):
    """Automatic channel selection on 5 GHz for 40 MHz channel"""
    try:
        hapd = None
        force_prev_ap_on_5g(apdev[0])
        params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
        params['hw_mode'] = 'a'
        params['channel'] = '0'
        params['ht_capab'] = '[HT40+]'
        params['country_code'] = 'US'
        hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
        wait_acs(hapd)
        freq = hapd.get_status_field("freq")
        if int(freq) < 5000:
            raise Exception("Unexpected frequency")

        sec = hapd.get_status_field("secondary_channel")
        if int(sec) == 0:
            raise Exception("Secondary channel not set")

        dev[0].connect("test-acs", psk="12345678", scan_freq=freq)

    finally:
        dev[0].request("DISCONNECT")
        if hapd:
            hapd.request("DISABLE")
        subprocess.call(['iw', 'reg', 'set', '00'])
        dev[0].flush_scan_cache()

def test_ap_acs_vht(dev, apdev):
    """Automatic channel selection for VHT"""
    try:
        hapd = None
        force_prev_ap_on_5g(apdev[0])
        params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
        params['hw_mode'] = 'a'
        params['channel'] = '0'
        params['ht_capab'] = '[HT40+]'
        params['country_code'] = 'US'
        params['ieee80211ac'] = '1'
        params['vht_oper_chwidth'] = '1'
        hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
        wait_acs(hapd)
        freq = hapd.get_status_field("freq")
        if int(freq) < 5000:
            raise Exception("Unexpected frequency")

        sec = hapd.get_status_field("secondary_channel")
        if int(sec) == 0:
            raise Exception("Secondary channel not set")

        dev[0].connect("test-acs", psk="12345678", scan_freq=freq)

    finally:
        dev[0].request("DISCONNECT")
        if hapd:
            hapd.request("DISABLE")
        subprocess.call(['iw', 'reg', 'set', '00'])
        dev[0].flush_scan_cache()

def test_ap_acs_bias(dev, apdev):
    """Automatic channel selection with bias values"""
    force_prev_ap_on_24g(apdev[0])
    params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
    params['channel'] = '0'
    params['acs_chan_bias'] = '1:0.8 3:1.2 6:0.7 11:0.8'
    hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
    wait_acs(hapd)

    freq = hapd.get_status_field("freq")
    if int(freq) < 2400:
        raise Exception("Unexpected frequency")

    dev[0].connect("test-acs", psk="12345678", scan_freq=freq)
Commit	Line	Data
b47750be	1	# Test cases for automatic channel selection with hostapd
ce5d69ac	2	# Copyright (c) 2013-2014, Jouni Malinen <j@w1.fi>
b47750be JM	3	#
	4	# This software may be distributed under the terms of the BSD license.
	5	# See README for more details.
	6
	7	import logging
	8	logger = logging.getLogger()
b0159308	9	import subprocess
ce5d69ac	10	import time
b47750be JM	11
	12	import hostapd
	13
19ec6070 JM	14	def force_prev_ap_on_24g(ap):
	15	# For now, make sure the last operating channel was on 2.4 GHz band to get
	16	# sufficient survey data from mac80211_hwsim.
	17	hostapd.add_ap(ap['ifname'], { "ssid": "open" })
	18	time.sleep(0.1)
	19	hapd_global = hostapd.HostapdGlobal()
	20	hapd_global.remove(ap['ifname'])
	21
	22	def force_prev_ap_on_5g(ap):
	23	# For now, make sure the last operating channel was on 5 GHz band to get
	24	# sufficient survey data from mac80211_hwsim.
	25	hostapd.add_ap(ap['ifname'], { "ssid": "open", "hw_mode": "a",
	26	"channel": "36", "country_code": "US" })
	27	time.sleep(0.1)
	28	hapd_global = hostapd.HostapdGlobal()
	29	hapd_global.remove(ap['ifname'])
	30
b47750be JM	31	def wait_acs(hapd):
b47750be JM	32	ev = hapd.wait_event(["ACS-STARTED", "ACS-COMPLETED", "ACS-FAILED",
b0159308	33	"AP-ENABLED", "AP-DISABLED"], timeout=5)
b47750be JM	34	if not ev:
	35	raise Exception("ACS start timed out")
	36	if "ACS-STARTED" not in ev:
b0159308	37	raise Exception("Unexpected ACS event: " + ev)
b47750be JM	38
	39	state = hapd.get_status_field("state")
	40	if state != "ACS":
	41	raise Exception("Unexpected interface state")
	42
b0159308 JM	43	ev = hapd.wait_event(["ACS-COMPLETED", "ACS-FAILED", "AP-ENABLED",
b0159308 JM	44	"AP-DISABLED"], timeout=20)
b47750be JM	45	if not ev:
	46	raise Exception("ACS timed out")
	47	if "ACS-COMPLETED" not in ev:
b0159308	48	raise Exception("Unexpected ACS event: " + ev)
b47750be	49
b0159308	50	ev = hapd.wait_event(["AP-ENABLED", "AP-DISABLED"], timeout=5)
b47750be JM	51	if not ev:
b47750be JM	52	raise Exception("AP setup timed out")
b0159308 JM	53	if "AP-ENABLED" not in ev:
b0159308 JM	54	raise Exception("Unexpected ACS event: " + ev)
b47750be JM	55
	56	state = hapd.get_status_field("state")
	57	if state != "ENABLED":
	58	raise Exception("Unexpected interface state")
	59
	60	def test_ap_acs(dev, apdev):
	61	"""Automatic channel selection"""
19ec6070	62	force_prev_ap_on_24g(apdev[0])
b47750be JM	63	params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
b47750be JM	64	params['channel'] = '0'
629dbdd3	65	hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
b47750be JM	66	wait_acs(hapd)
	67
	68	freq = hapd.get_status_field("freq")
	69	if int(freq) < 2400:
	70	raise Exception("Unexpected frequency")
	71
	72	dev[0].connect("test-acs", psk="12345678", scan_freq=freq)
	73
	74	def test_ap_multi_bss_acs(dev, apdev):
	75	"""hostapd start with a multi-BSS configuration file using ACS"""
	76	ifname = apdev[0]['ifname']
19ec6070	77	force_prev_ap_on_24g(apdev[0])
ce5d69ac JM	78
ce5d69ac JM	79	# start the actual test
b47750be JM	80	hostapd.add_iface(ifname, 'multi-bss-acs.conf')
	81	hapd = hostapd.Hostapd(ifname)
	82	hapd.enable()
	83	wait_acs(hapd)
	84
	85	freq = hapd.get_status_field("freq")
	86	if int(freq) < 2400:
	87	raise Exception("Unexpected frequency")
	88
	89	dev[0].connect("bss-1", key_mgmt="NONE", scan_freq=freq)
	90	dev[1].connect("bss-2", psk="12345678", scan_freq=freq)
	91	dev[2].connect("bss-3", psk="qwertyuiop", scan_freq=freq)
b0159308 JM	92
	93	def test_ap_acs_40mhz(dev, apdev):
	94	"""Automatic channel selection for 40 MHz channel"""
19ec6070	95	force_prev_ap_on_24g(apdev[0])
b0159308 JM	96	params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
	97	params['channel'] = '0'
	98	params['ht_capab'] = '[HT40+]'
	99	hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
	100	wait_acs(hapd)
	101
	102	freq = hapd.get_status_field("freq")
	103	if int(freq) < 2400:
	104	raise Exception("Unexpected frequency")
	105	sec = hapd.get_status_field("secondary_channel")
	106	if int(sec) == 0:
	107	raise Exception("Secondary channel not set")
	108
	109	dev[0].connect("test-acs", psk="12345678", scan_freq=freq)
	110
	111	def test_ap_acs_5ghz(dev, apdev):
	112	"""Automatic channel selection on 5 GHz"""
	113	try:
9d7fdac5	114	hapd = None
19ec6070	115	force_prev_ap_on_5g(apdev[0])
b0159308 JM	116	params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
	117	params['hw_mode'] = 'a'
	118	params['channel'] = '0'
	119	params['country_code'] = 'US'
	120	hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
19ec6070 JM	121	wait_acs(hapd)
	122	freq = hapd.get_status_field("freq")
	123	if int(freq) < 5000:
	124	raise Exception("Unexpected frequency")
	125
	126	dev[0].connect("test-acs", psk="12345678", scan_freq=freq)
b0159308 JM	127
b0159308 JM	128	finally:
9d7fdac5 JM	129	dev[0].request("DISCONNECT")
	130	if hapd:
	131	hapd.request("DISABLE")
c4668009	132	subprocess.call(['iw', 'reg', 'set', '00'])
9d7fdac5	133	dev[0].flush_scan_cache()
b0159308 JM	134
	135	def test_ap_acs_5ghz_40mhz(dev, apdev):
	136	"""Automatic channel selection on 5 GHz for 40 MHz channel"""
	137	try:
9d7fdac5	138	hapd = None
19ec6070	139	force_prev_ap_on_5g(apdev[0])
b0159308 JM	140	params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
	141	params['hw_mode'] = 'a'
	142	params['channel'] = '0'
	143	params['ht_capab'] = '[HT40+]'
	144	params['country_code'] = 'US'
	145	hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
19ec6070 JM	146	wait_acs(hapd)
	147	freq = hapd.get_status_field("freq")
	148	if int(freq) < 5000:
	149	raise Exception("Unexpected frequency")
	150
	151	sec = hapd.get_status_field("secondary_channel")
	152	if int(sec) == 0:
	153	raise Exception("Secondary channel not set")
	154
	155	dev[0].connect("test-acs", psk="12345678", scan_freq=freq)
b0159308 JM	156
b0159308 JM	157	finally:
9d7fdac5 JM	158	dev[0].request("DISCONNECT")
	159	if hapd:
	160	hapd.request("DISABLE")
c4668009	161	subprocess.call(['iw', 'reg', 'set', '00'])
9d7fdac5	162	dev[0].flush_scan_cache()
b0159308 JM	163
	164	def test_ap_acs_vht(dev, apdev):
	165	"""Automatic channel selection for VHT"""
	166	try:
9d7fdac5	167	hapd = None
19ec6070	168	force_prev_ap_on_5g(apdev[0])
b0159308 JM	169	params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
	170	params['hw_mode'] = 'a'
	171	params['channel'] = '0'
	172	params['ht_capab'] = '[HT40+]'
	173	params['country_code'] = 'US'
	174	params['ieee80211ac'] = '1'
	175	params['vht_oper_chwidth'] = '1'
	176	hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
19ec6070 JM	177	wait_acs(hapd)
	178	freq = hapd.get_status_field("freq")
	179	if int(freq) < 5000:
	180	raise Exception("Unexpected frequency")
	181
	182	sec = hapd.get_status_field("secondary_channel")
	183	if int(sec) == 0:
	184	raise Exception("Secondary channel not set")
	185
	186	dev[0].connect("test-acs", psk="12345678", scan_freq=freq)
b0159308 JM	187
b0159308 JM	188	finally:
9d7fdac5 JM	189	dev[0].request("DISCONNECT")
	190	if hapd:
	191	hapd.request("DISABLE")
c4668009	192	subprocess.call(['iw', 'reg', 'set', '00'])
9d7fdac5	193	dev[0].flush_scan_cache()
65013c93 JM	194
	195	def test_ap_acs_bias(dev, apdev):
	196	"""Automatic channel selection with bias values"""
19ec6070	197	force_prev_ap_on_24g(apdev[0])
65013c93 JM	198	params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
	199	params['channel'] = '0'
	200	params['acs_chan_bias'] = '1:0.8 3:1.2 6:0.7 11:0.8'
	201	hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
	202	wait_acs(hapd)
	203
	204	freq = hapd.get_status_field("freq")
	205	if int(freq) < 2400:
	206	raise Exception("Unexpected frequency")
	207
	208	dev[0].connect("test-acs", psk="12345678", scan_freq=freq)