hostap/tests/hwsim/test_ap_ht.py

1574 lines
57 KiB
Python
Raw Normal View History

# Test cases for HT operations 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.
from remotehost import remote_compatible
import time
import logging
logger = logging.getLogger()
import struct
import hostapd
from wpasupplicant import WpaSupplicant
from utils import HwsimSkip, alloc_fail, parse_ie, clear_regdom
import hwsim_utils
from test_ap_csa import csa_supported
def clear_scan_cache(apdev):
ifname = apdev['ifname']
hostapd.cmd_execute(apdev, ['ifconfig', ifname, 'up'])
hostapd.cmd_execute(apdev, ['iw', ifname, 'scan', 'trigger', 'freq', '2412',
'flush'])
time.sleep(0.1)
hostapd.cmd_execute(apdev, ['ifconfig', ifname, 'down'])
def set_world_reg(apdev0=None, apdev1=None, dev0=None):
if apdev0:
hostapd.cmd_execute(apdev0, ['iw', 'reg', 'set', '00'])
if apdev1:
hostapd.cmd_execute(apdev1, ['iw', 'reg', 'set', '00'])
if dev0:
dev0.cmd_execute(['iw', 'reg', 'set', '00'])
time.sleep(0.1)
def test_ap_ht40_scan(dev, apdev):
"""HT40 co-ex scan"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht40",
"channel": "5",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2432":
raise Exception("Unexpected frequency")
pri = hapd.get_status_field("channel")
if pri != "5":
raise Exception("Unexpected primary channel")
sec = hapd.get_status_field("secondary_channel")
if sec != "-1":
raise Exception("Unexpected secondary channel")
status = hapd.get_status()
logger.info("hostapd STATUS: " + str(status))
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
sta = hapd.get_sta(dev[0].own_addr())
logger.info("hostapd STA: " + str(sta))
def test_ap_ht_wifi_generation(dev, apdev):
"""HT and wifi_generation"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht",
"channel": "6"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("test-ht", key_mgmt="NONE", scan_freq="2437")
status = dev[0].get_status()
if 'wifi_generation' not in status:
# For now, assume this is because of missing kernel support
raise HwsimSkip("Association Request IE reporting not supported")
#raise Exception("Missing wifi_generation information")
if status['wifi_generation'] != "4":
raise Exception("Unexpected wifi_generation value: " + status['wifi_generation'])
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("test-ht", key_mgmt="NONE", scan_freq="2437")
status = wpas.get_status()
if 'wifi_generation' not in status:
# For now, assume this is because of missing kernel support
raise HwsimSkip("Association Request IE reporting not supported")
#raise Exception("Missing wifi_generation information (connect)")
if status['wifi_generation'] != "4":
raise Exception("Unexpected wifi_generation value (connect): " + status['wifi_generation'])
@remote_compatible
def test_ap_ht40_scan_conflict(dev, apdev):
"""HT40 co-ex scan conflict"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht40",
"channel": "6",
"ht_capab": "[HT40+]"}
hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"channel": "5",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2432":
raise Exception("Unexpected frequency")
pri = hapd.get_status_field("channel")
if pri != "5":
raise Exception("Unexpected primary channel")
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
@remote_compatible
def test_ap_ht40_scan_conflict2(dev, apdev):
"""HT40 co-ex scan conflict (HT40-)"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht40",
"channel": "11",
"ht_capab": "[HT40-]"}
hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"channel": "1",
"ht_capab": "[HT40+]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2412":
raise Exception("Unexpected frequency")
pri = hapd.get_status_field("channel")
if pri != "1":
raise Exception("Unexpected primary channel")
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
def test_ap_ht40_scan_not_affected(dev, apdev):
"""HT40 co-ex scan and other BSS not affected"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht20",
"channel": "11"}
hostapd.add_ap(apdev[1], params)
hostapd.cmd_execute(apdev[0], ['ifconfig', apdev[0]['ifname'], 'up'])
hostapd.cmd_execute(apdev[0], ['iw', apdev[0]['ifname'], 'scan', 'trigger',
'freq', '2462'])
time.sleep(0.5)
hostapd.cmd_execute(apdev[0], ['iw', apdev[0]['ifname'], 'scan', 'dump'])
time.sleep(0.1)
hostapd.cmd_execute(apdev[0], ['ifconfig', apdev[0]['ifname'], 'down'])
params = {"ssid": "test-ht40",
"channel": "1",
"ht_capab": "[HT40+]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2412":
raise Exception("Unexpected frequency")
pri = hapd.get_status_field("channel")
if pri != "1":
raise Exception("Unexpected primary channel")
sec = hapd.get_status_field("secondary_channel")
if sec != "1":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
@remote_compatible
def test_ap_ht40_scan_legacy_conflict(dev, apdev):
"""HT40 co-ex scan conflict with legacy 20 MHz AP"""
clear_scan_cache(apdev[0])
params = {"ssid": "legacy-20",
"channel": "7", "ieee80211n": "0"}
hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"channel": "5",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2432":
raise Exception("Unexpected frequency: " + freq)
pri = hapd.get_status_field("channel")
if pri != "5":
raise Exception("Unexpected primary channel: " + pri)
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
@remote_compatible
def test_ap_ht40_scan_ht20_conflict(dev, apdev):
"""HT40 co-ex scan conflict with HT 20 MHz AP"""
clear_scan_cache(apdev[0])
params = {"ssid": "ht-20",
"channel": "7", "ieee80211n": "1"}
hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"channel": "5",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2432":
raise Exception("Unexpected frequency: " + freq)
pri = hapd.get_status_field("channel")
if pri != "5":
raise Exception("Unexpected primary channel: " + pri)
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
def test_ap_ht40_scan_intolerant(dev, apdev):
"""HT40 co-ex scan finding an AP advertising 40 MHz intolerant"""
clear_scan_cache(apdev[0])
params = {"ssid": "another-bss",
"channel": "1",
"ht_capab": "[40-INTOLERANT]"}
hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"channel": "1",
"ht_capab": "[HT40+]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2412":
raise Exception("Unexpected frequency: " + freq)
pri = hapd.get_status_field("channel")
if pri != "1":
raise Exception("Unexpected primary channel: " + pri)
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
def test_ap_ht40_scan_match(dev, apdev):
"""HT40 co-ex scan matching configuration"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht40",
"channel": "5",
"ht_capab": "[HT40-]"}
hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"channel": "5",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2432":
raise Exception("Unexpected frequency")
pri = hapd.get_status_field("channel")
if pri != "5":
raise Exception("Unexpected primary channel")
sec = hapd.get_status_field("secondary_channel")
if sec != "-1":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
def test_ap_ht40_5ghz_match(dev, apdev):
"""HT40 co-ex scan on 5 GHz with matching pri/sec channel"""
clear_scan_cache(apdev[0])
try:
hapd = None
hapd2 = None
params = {"ssid": "test-ht40",
"hw_mode": "a",
"channel": "36",
"country_code": "US",
"ht_capab": "[HT40+]"}
hapd2 = hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"hw_mode": "a",
"channel": "36",
"ht_capab": "[HT40+]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "5180":
raise Exception("Unexpected frequency")
pri = hapd.get_status_field("channel")
if pri != "36":
raise Exception("Unexpected primary channel")
sec = hapd.get_status_field("secondary_channel")
if sec != "1":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
if hapd2:
hapd2.request("DISABLE")
set_world_reg(apdev[0], apdev[1], dev[0])
dev[0].flush_scan_cache()
def test_ap_ht40_5ghz_switch(dev, apdev):
"""HT40 co-ex scan on 5 GHz switching pri/sec channel"""
clear_scan_cache(apdev[0])
try:
hapd = None
hapd2 = None
params = {"ssid": "test-ht40",
"hw_mode": "a",
"channel": "36",
"country_code": "US",
"ht_capab": "[HT40+]"}
hapd2 = hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"hw_mode": "a",
"channel": "40",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "5180":
raise Exception("Unexpected frequency: " + freq)
pri = hapd.get_status_field("channel")
if pri != "36":
raise Exception("Unexpected primary channel: " + pri)
sec = hapd.get_status_field("secondary_channel")
if sec != "1":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
if hapd2:
hapd2.request("DISABLE")
set_world_reg(apdev[0], apdev[1], dev[0])
def test_ap_ht40_5ghz_switch2(dev, apdev):
"""HT40 co-ex scan on 5 GHz switching pri/sec channel (2)"""
clear_scan_cache(apdev[0])
try:
hapd = None
hapd2 = None
params = {"ssid": "test-ht40",
"hw_mode": "a",
"channel": "36",
"country_code": "US",
"ht_capab": "[HT40+]"}
hapd2 = hostapd.add_ap(apdev[1], params)
id = dev[0].add_network()
dev[0].set_network(id, "mode", "2")
dev[0].set_network_quoted(id, "ssid", "wpas-ap-open")
dev[0].set_network(id, "key_mgmt", "NONE")
dev[0].set_network(id, "frequency", "5200")
dev[0].set_network(id, "scan_freq", "5200")
dev[0].select_network(id)
time.sleep(1)
params = {"ssid": "test-ht40",
"hw_mode": "a",
"channel": "40",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "5180":
raise Exception("Unexpected frequency: " + freq)
pri = hapd.get_status_field("channel")
if pri != "36":
raise Exception("Unexpected primary channel: " + pri)
sec = hapd.get_status_field("secondary_channel")
if sec != "1":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
if hapd2:
hapd2.request("DISABLE")
set_world_reg(apdev[0], apdev[1], dev[0])
dev[0].flush_scan_cache()
def test_obss_scan(dev, apdev):
"""Overlapping BSS scan request"""
clear_scan_cache(apdev[0])
params = {"ssid": "obss-scan",
"channel": "6",
"ht_capab": "[HT40-]",
"obss_interval": "10"}
hapd = hostapd.add_ap(apdev[0], params)
params = {"ssid": "another-bss",
"channel": "9",
"ieee80211n": "0"}
hostapd.add_ap(apdev[1], params)
run_obss_scan(hapd, dev)
def test_obss_scan_ht40_plus(dev, apdev):
"""Overlapping BSS scan request (HT40+)"""
clear_scan_cache(apdev[0])
params = {"ssid": "obss-scan",
"channel": "6",
"ht_capab": "[HT40+]",
"obss_interval": "10"}
hapd = hostapd.add_ap(apdev[0], params)
params = {"ssid": "another-bss",
"channel": "9",
"ieee80211n": "0"}
hostapd.add_ap(apdev[1], params)
run_obss_scan(hapd, dev, ht40plus=True)
def run_obss_scan(hapd, dev, ht40plus=False):
dev[0].connect("obss-scan", key_mgmt="NONE", scan_freq="2437")
res = dev[0].request("SIGNAL_POLL")
logger.info("SIGNAL_POLL:\n" + res)
sig = res.splitlines()
if "FREQUENCY=2437" not in sig:
raise Exception("Unexpected frequency")
if "WIDTH=40 MHz" not in sig:
raise Exception("Not a 40 MHz connection")
if ht40plus and "CENTER_FRQ1=2447" not in sig:
raise Exception("Not HT40+")
if not ht40plus and "CENTER_FRQ1=2427" not in sig:
raise Exception("Not HT40-")
hapd.set("ext_mgmt_frame_handling", "1")
logger.info("Waiting for OBSS scan to occur")
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=15)
if ev is None:
raise Exception("Timed out while waiting for OBSS scan to start")
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10)
if ev is None:
raise Exception("Timed out while waiting for OBSS scan results")
received = False
for i in range(0, 4):
frame = hapd.mgmt_rx(timeout=5)
if frame is None:
raise Exception("MGMT RX wait timed out")
if frame['subtype'] != 13:
continue
payload = frame['payload']
if len(payload) < 3:
continue
(category, action, ie) = struct.unpack('BBB', payload[0:3])
if category != 4:
continue
if action != 0:
continue
if ie == 72:
logger.info("20/40 BSS Coexistence report received")
received = True
break
if not received:
raise Exception("20/40 BSS Coexistence report not seen")
def test_obss_scan_40_intolerant(dev, apdev):
"""Overlapping BSS scan request with 40 MHz intolerant AP"""
params = {"ssid": "obss-scan",
"channel": "6",
"ht_capab": "[HT40-]",
"obss_interval": "10"}
hapd = hostapd.add_ap(apdev[0], params)
params = {"ssid": "another-bss",
"channel": "7",
"ht_capab": "[40-INTOLERANT]"}
hostapd.add_ap(apdev[1], params)
dev[0].connect("obss-scan", key_mgmt="NONE", scan_freq="2437")
hapd.set("ext_mgmt_frame_handling", "1")
logger.info("Waiting for OBSS scan to occur")
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=15)
if ev is None:
raise Exception("Timed out while waiting for OBSS scan to start")
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10)
if ev is None:
raise Exception("Timed out while waiting for OBSS scan results")
received = False
for i in range(0, 4):
frame = hapd.mgmt_rx(timeout=5)
if frame is None:
raise Exception("MGMT RX wait timed out")
if frame['subtype'] != 13:
continue
payload = frame['payload']
if len(payload) < 3:
continue
(category, action, ie) = struct.unpack('BBB', payload[0:3])
if category != 4:
continue
if action != 0:
continue
if ie == 72:
logger.info("20/40 BSS Coexistence report received")
received = True
break
if not received:
raise Exception("20/40 BSS Coexistence report not seen")
def test_obss_coex_report_handling(dev, apdev):
"""Overlapping BSS scan report handling with obss_interval=0"""
clear_scan_cache(apdev[0])
params = {"ssid": "obss-scan",
"channel": "6",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = apdev[0]['bssid']
dev[0].connect("obss-scan", key_mgmt="NONE", scan_freq="2437")
sec = hapd.get_status_field("secondary_channel")
if sec != "-1":
raise Exception("AP is not using 40 MHz channel")
# 20/40 MHz co-ex report tests: number of invalid reports and a valid report
# that forces 20 MHz channel.
tests = ['0400', '040048', '04004801', '0400480000', '0400490100',
'040048ff0000', '04004801ff49ff00', '04004801004900',
'0400480100490101', '0400480100490201ff',
'040048010449020005']
for msg in tests:
req = "MGMT_TX {} {} freq=2437 action={}".format(bssid, bssid, msg)
if "OK" not in dev[0].request(req):
raise Exception("Could not send management frame")
time.sleep(0.5)
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("AP did not move to 20 MHz channel")
def test_obss_coex_report_handling1(dev, apdev):
"""Overlapping BSS scan report handling with obss_interval=1"""
clear_scan_cache(apdev[0])
params = {"ssid": "obss-scan",
"channel": "6",
"ht_capab": "[HT40+]",
"obss_interval": "1"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = apdev[0]['bssid']
dev[0].connect("obss-scan", key_mgmt="NONE", scan_freq="2437")
sec = hapd.get_status_field("secondary_channel")
if sec != "1":
raise Exception("AP is not using 40 MHz channel")
# 20/40 MHz co-ex report forcing 20 MHz channel
msg = '040048010449020005'
req = "MGMT_TX {} {} freq=2437 action={}".format(bssid, bssid, msg)
if "OK" not in dev[0].request(req):
raise Exception("Could not send management frame")
time.sleep(0.5)
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("AP did not move to 20 MHz channel")
# No 20/40 MHz co-ex reports forcing 20 MHz channel during next interval
for i in range(20):
sec = hapd.get_status_field("secondary_channel")
if sec == "1":
break
time.sleep(0.5)
if sec != "1":
raise Exception("AP did not return to 40 MHz channel")
def test_obss_coex_report_handling2(dev, apdev):
"""Overlapping BSS scan report handling with obss_interval=1 and no overlap"""
clear_scan_cache(apdev[0])
params = {"ssid": "obss-scan",
"channel": "6",
"ht_capab": "[HT40+]",
"obss_interval": "1"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = apdev[0]['bssid']
dev[0].connect("obss-scan", key_mgmt="NONE", scan_freq="2437")
sec = hapd.get_status_field("secondary_channel")
if sec != "1":
raise Exception("AP is not using 40 MHz channel")
# 20/40 MHz co-ex report that does not force a move to 20 MHz channel
# (out of affected range and matching primary channel cases)
msg = '0400' + '480100' + '49020001' + '49020006'
req = "MGMT_TX {} {} freq=2437 action={}".format(bssid, bssid, msg)
if "OK" not in dev[0].request(req):
raise Exception("Could not send management frame")
time.sleep(0.5)
sec = hapd.get_status_field("secondary_channel")
if sec != "1":
raise Exception("Unexpected move to 20 MHz channel")
# 20/40 MHz co-ex report forcing 20 MHz channel
# (out of affected range and in affected range but not matching primary)
msg = '0400' + '480100' + '4903000105'
req = "MGMT_TX {} {} freq=2437 action={}".format(bssid, bssid, msg)
if "OK" not in dev[0].request(req):
raise Exception("Could not send management frame")
time.sleep(0.5)
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("AP did not move to 20 MHz channel")
def test_olbc(dev, apdev):
"""OLBC detection"""
params = {"ssid": "test-olbc",
"channel": "6",
"ht_capab": "[HT40-]",
"ap_table_expiration_time": "2"}
hapd = hostapd.add_ap(apdev[0], params)
status = hapd.get_status()
if status['olbc'] != '0' or status['olbc_ht'] != '0':
raise Exception("Unexpected OLBC information")
params = {"ssid": "olbc-ap",
"hw_mode": "b",
"channel": "6",
"wmm_enabled": "0"}
hostapd.add_ap(apdev[1], params)
time.sleep(0.5)
status = hapd.get_status()
if status['olbc'] != '1' or status['olbc_ht'] != '1':
raise Exception("Missing OLBC information")
hostapd.remove_bss(apdev[1])
logger.info("Waiting for OLBC state to time out")
cleared = False
for i in range(0, 15):
time.sleep(1)
status = hapd.get_status()
if status['olbc'] == '0' and status['olbc_ht'] == '0':
cleared = True
break
if not cleared:
raise Exception("OLBC state did nto time out")
def test_olbc_table_limit(dev, apdev):
"""OLBC AP table size limit"""
ifname1 = apdev[0]['ifname']
ifname2 = apdev[0]['ifname'] + '-2'
ifname3 = apdev[0]['ifname'] + '-3'
hostapd.add_bss(apdev[0], ifname1, 'bss-1.conf')
hostapd.add_bss(apdev[0], ifname2, 'bss-2.conf')
hostapd.add_bss(apdev[0], ifname3, 'bss-3.conf')
params = {"ssid": "test-olbc",
"channel": "1",
"ap_table_max_size": "2"}
hapd = hostapd.add_ap(apdev[1], params)
time.sleep(0.3)
with alloc_fail(hapd, 1, "ap_list_process_beacon"):
time.sleep(0.3)
hapd.set("ap_table_max_size", "1")
time.sleep(0.3)
hapd.set("ap_table_max_size", "0")
time.sleep(0.3)
def test_olbc_5ghz(dev, apdev):
"""OLBC detection on 5 GHz"""
try:
hapd = None
hapd2 = None
params = {"ssid": "test-olbc",
"country_code": "FI",
"hw_mode": "a",
"channel": "36",
"ht_capab": "[HT40+]"}
hapd = hostapd.add_ap(apdev[0], params)
status = hapd.get_status()
if status['olbc'] != '0' or status['olbc_ht'] != '0':
raise Exception("Unexpected OLBC information")
params = {"ssid": "olbc-ap",
"country_code": "FI",
"hw_mode": "a",
"channel": "36",
"ieee80211n": "0",
"wmm_enabled": "0"}
hapd2 = hostapd.add_ap(apdev[1], params)
found = False
for i in range(20):
time.sleep(0.1)
status = hapd.get_status()
logger.debug('olbc_ht: ' + status['olbc_ht'])
if status['olbc_ht'] == '1':
found = True
break
if not found:
raise Exception("Missing OLBC information")
finally:
if hapd:
hapd.request("DISABLE")
if hapd2:
hapd2.request("DISABLE")
set_world_reg(apdev[0], apdev[1], None)
def test_ap_require_ht(dev, apdev):
"""Require HT"""
params = {"ssid": "require-ht",
"require_ht": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[1].connect("require-ht", key_mgmt="NONE", scan_freq="2412",
disable_ht="1", wait_connect=False)
dev[0].connect("require-ht", key_mgmt="NONE", scan_freq="2412")
ev = dev[1].wait_event(["CTRL-EVENT-ASSOC-REJECT"])
dev[1].request("DISCONNECT")
if ev is None:
raise Exception("Association rejection timed out")
if "status_code=27" not in ev:
raise Exception("Unexpected rejection status code")
dev[2].connect("require-ht", key_mgmt="NONE", scan_freq="2412",
ht_mcs="0x01 00 00 00 00 00 00 00 00 00",
disable_max_amsdu="1", ampdu_factor="2",
ampdu_density="1", disable_ht40="1", disable_sgi="1",
disable_ldpc="1", rx_stbc="2", tx_stbc="1")
def test_ap_ht_stbc(dev, apdev):
"""HT STBC overrides"""
params = {"ssid": "ht"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("ht", key_mgmt="NONE", scan_freq="2412")
dev[1].connect("ht", key_mgmt="NONE", scan_freq="2412",
rx_stbc="0", tx_stbc="0")
dev[2].connect("ht", key_mgmt="NONE", scan_freq="2412",
rx_stbc="1", tx_stbc="1")
@remote_compatible
def test_ap_require_ht_limited_rates(dev, apdev):
"""Require HT with limited supported rates"""
params = {"ssid": "require-ht",
"supported_rates": "60 120 240 360 480 540",
"require_ht": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[1].connect("require-ht", key_mgmt="NONE", scan_freq="2412",
disable_ht="1", wait_connect=False)
dev[0].connect("require-ht", key_mgmt="NONE", scan_freq="2412")
ev = dev[1].wait_event(["CTRL-EVENT-ASSOC-REJECT"])
dev[1].request("DISCONNECT")
if ev is None:
raise Exception("Association rejection timed out")
if "status_code=27" not in ev:
raise Exception("Unexpected rejection status code")
@remote_compatible
def test_ap_ht_capab_not_supported(dev, apdev):
"""HT configuration with driver not supporting all ht_capab entries"""
params = {"ssid": "test-ht40",
"channel": "5",
"ht_capab": "[HT40-][LDPC][SMPS-STATIC][SMPS-DYNAMIC][GF][SHORT-GI-20][SHORT-GI-40][TX-STBC][RX-STBC1][RX-STBC12][RX-STBC123][DELAYED-BA][MAX-AMSDU-7935][DSSS_CCK-40][LSIG-TXOP-PROT]"}
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success")
def test_ap_ht_40mhz_intolerant_sta(dev, apdev):
"""Associated STA indicating 40 MHz intolerant"""
clear_scan_cache(apdev[0])
params = {"ssid": "intolerant",
"channel": "6",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params)
if hapd.get_status_field("num_sta_ht40_intolerant") != "0":
raise Exception("Unexpected num_sta_ht40_intolerant value")
if hapd.get_status_field("secondary_channel") != "-1":
raise Exception("Unexpected secondary_channel")
dev[0].connect("intolerant", key_mgmt="NONE", scan_freq="2437")
if hapd.get_status_field("num_sta_ht40_intolerant") != "0":
raise Exception("Unexpected num_sta_ht40_intolerant value")
if hapd.get_status_field("secondary_channel") != "-1":
raise Exception("Unexpected secondary_channel")
dev[2].connect("intolerant", key_mgmt="NONE", scan_freq="2437",
ht40_intolerant="1")
time.sleep(1)
if hapd.get_status_field("num_sta_ht40_intolerant") != "1":
raise Exception("Unexpected num_sta_ht40_intolerant value (expected 1)")
if hapd.get_status_field("secondary_channel") != "0":
raise Exception("Unexpected secondary_channel (did not disable 40 MHz)")
dev[2].request("DISCONNECT")
time.sleep(1)
if hapd.get_status_field("num_sta_ht40_intolerant") != "0":
raise Exception("Unexpected num_sta_ht40_intolerant value (expected 0)")
if hapd.get_status_field("secondary_channel") != "-1":
raise Exception("Unexpected secondary_channel (did not re-enable 40 MHz)")
def test_ap_ht_40mhz_intolerant_sta_deinit(dev, apdev):
"""Associated STA indicating 40 MHz intolerant and hostapd deinit"""
clear_scan_cache(apdev[0])
params = {"ssid": "intolerant",
"channel": "6",
"ht_capab": "[HT40-]",
"obss_interval": "0"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("intolerant", key_mgmt="NONE", scan_freq="2437",
ht40_intolerant="1")
time.sleep(1)
if hapd.get_status_field("num_sta_ht40_intolerant") != "1":
raise Exception("Unexpected num_sta_ht40_intolerant value (expected 1)")
hglobal = hostapd.HostapdGlobal()
hglobal.remove(apdev[0]['ifname'])
dev[0].request("DISCONNECT")
def test_ap_ht_40mhz_intolerant_ap(dev, apdev):
"""Associated STA reports 40 MHz intolerant AP after association"""
clear_scan_cache(apdev[0])
params = {"ssid": "ht",
"channel": "6",
"ht_capab": "[HT40-]",
"obss_interval": "3"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("ht", key_mgmt="NONE", scan_freq="2437")
if hapd.get_status_field("secondary_channel") != "-1":
raise Exception("Unexpected secondary channel information")
logger.info("Start 40 MHz intolerant AP")
params = {"ssid": "intolerant",
"channel": "5",
"ht_capab": "[40-INTOLERANT]"}
hapd2 = hostapd.add_ap(apdev[1], params)
logger.info("Waiting for co-ex report from STA")
ok = False
for i in range(0, 20):
time.sleep(1)
if hapd.get_status_field("secondary_channel") == "0":
logger.info("AP moved to 20 MHz channel")
ok = True
break
if not ok:
raise Exception("AP did not move to 20 MHz channel")
if "OK" not in hapd2.request("DISABLE"):
raise Exception("Failed to disable 40 MHz intolerant AP")
# make sure the intolerant AP disappears from scan results more quickly
dev[0].scan(type="ONLY", freq="2432", only_new=True)
dev[0].scan(type="ONLY", freq="2432", only_new=True)
dev[0].dump_monitor()
logger.info("Waiting for AP to move back to 40 MHz channel")
ok = False
for i in range(0, 30):
time.sleep(1)
if hapd.get_status_field("secondary_channel") == "-1":
logger.info("AP moved to 40 MHz channel")
ok = True
break
if not ok:
raise Exception("AP did not move to 40 MHz channel")
def test_ap_ht40_csa(dev, apdev):
"""HT with 40 MHz channel width and CSA"""
csa_supported(dev[0])
try:
hapd = None
params = {"ssid": "ht",
"country_code": "US",
"hw_mode": "a",
"channel": "36",
"ht_capab": "[HT40+]",
"ieee80211n": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("ht", key_mgmt="NONE", scan_freq="5180")
hwsim_utils.test_connectivity(dev[0], hapd)
hapd.request("CHAN_SWITCH 5 5200 ht sec_channel_offset=-1 bandwidth=40")
ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=10)
if ev is None:
raise Exception("CSA finished event timed out")
if "freq=5200" not in ev:
raise Exception("Unexpected channel in CSA finished event")
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.5)
if ev is not None:
raise Exception("Unexpected STA disconnection during CSA")
hwsim_utils.test_connectivity(dev[0], hapd)
hapd.request("CHAN_SWITCH 5 5180 ht sec_channel_offset=1 bandwidth=40")
ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=10)
if ev is None:
raise Exception("CSA finished event timed out")
if "freq=5180" not in ev:
raise Exception("Unexpected channel in CSA finished event")
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.5)
if ev is not None:
raise Exception("Unexpected STA disconnection during CSA")
hwsim_utils.test_connectivity(dev[0], hapd)
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
set_world_reg(apdev[0], None, dev[0])
dev[0].flush_scan_cache()
def test_ap_ht40_csa2(dev, apdev):
"""HT with 40 MHz channel width and CSA"""
csa_supported(dev[0])
try:
hapd = None
params = {"ssid": "ht",
"country_code": "US",
"hw_mode": "a",
"channel": "36",
"ht_capab": "[HT40+]",
"ieee80211n": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("ht", key_mgmt="NONE", scan_freq="5180")
hwsim_utils.test_connectivity(dev[0], hapd)
hapd.request("CHAN_SWITCH 5 5220 ht sec_channel_offset=1 bandwidth=40")
ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=10)
if ev is None:
raise Exception("CSA finished event timed out")
if "freq=5220" not in ev:
raise Exception("Unexpected channel in CSA finished event")
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.5)
if ev is not None:
raise Exception("Unexpected STA disconnection during CSA")
hwsim_utils.test_connectivity(dev[0], hapd)
hapd.request("CHAN_SWITCH 5 5180 ht sec_channel_offset=1 bandwidth=40")
ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=10)
if ev is None:
raise Exception("CSA finished event timed out")
if "freq=5180" not in ev:
raise Exception("Unexpected channel in CSA finished event")
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.5)
if ev is not None:
raise Exception("Unexpected STA disconnection during CSA")
hwsim_utils.test_connectivity(dev[0], hapd)
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
set_world_reg(apdev[0], None, dev[0])
dev[0].flush_scan_cache()
def test_ap_ht40_csa3(dev, apdev):
"""HT with 40 MHz channel width and CSA"""
csa_supported(dev[0])
try:
hapd = None
params = {"ssid": "ht",
"country_code": "US",
"hw_mode": "a",
"channel": "36",
"ht_capab": "[HT40+]",
"ieee80211n": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("ht", key_mgmt="NONE", scan_freq="5180")
hwsim_utils.test_connectivity(dev[0], hapd)
hapd.request("CHAN_SWITCH 5 5240 ht sec_channel_offset=-1 bandwidth=40")
ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=10)
if ev is None:
raise Exception("CSA finished event timed out")
if "freq=5240" not in ev:
raise Exception("Unexpected channel in CSA finished event")
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.5)
if ev is not None:
raise Exception("Unexpected STA disconnection during CSA")
hwsim_utils.test_connectivity(dev[0], hapd)
hapd.request("CHAN_SWITCH 5 5180 ht sec_channel_offset=1 bandwidth=40")
ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=10)
if ev is None:
raise Exception("CSA finished event timed out")
if "freq=5180" not in ev:
raise Exception("Unexpected channel in CSA finished event")
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.5)
if ev is not None:
raise Exception("Unexpected STA disconnection during CSA")
hwsim_utils.test_connectivity(dev[0], hapd)
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
set_world_reg(apdev[0], None, dev[0])
dev[0].flush_scan_cache()
@remote_compatible
def test_prefer_ht20(dev, apdev):
"""Preference on HT20 over no-HT"""
params = {"ssid": "test",
"channel": "1",
"ieee80211n": "0"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = apdev[0]['bssid']
params = {"ssid": "test",
"channel": "1",
"ieee80211n": "1"}
hapd2 = hostapd.add_ap(apdev[1], params)
bssid2 = apdev[1]['bssid']
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].scan_for_bss(bssid2, freq=2412)
dev[0].connect("test", key_mgmt="NONE", scan_freq="2412")
if dev[0].get_status_field('bssid') != bssid2:
raise Exception("Unexpected BSS selected")
est = dev[0].get_bss(bssid)['est_throughput']
if est != "54000":
raise Exception("Unexpected BSS0 est_throughput: " + est)
est = dev[0].get_bss(bssid2)['est_throughput']
if est != "65000":
raise Exception("Unexpected BSS1 est_throughput: " + est)
def test_prefer_ht40(dev, apdev):
"""Preference on HT40 over HT20"""
params = {"ssid": "test",
"channel": "1",
"ieee80211n": "1"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = apdev[0]['bssid']
params = {"ssid": "test",
"channel": "1",
"ieee80211n": "1",
"ht_capab": "[HT40+]"}
hapd2 = hostapd.add_ap(apdev[1], params)
bssid2 = apdev[1]['bssid']
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].scan_for_bss(bssid2, freq=2412)
dev[0].connect("test", key_mgmt="NONE", scan_freq="2412")
if dev[0].get_status_field('bssid') != bssid2:
raise Exception("Unexpected BSS selected")
est = dev[0].get_bss(bssid)['est_throughput']
if est != "65000":
raise Exception("Unexpected BSS0 est_throughput: " + est)
est = dev[0].get_bss(bssid2)['est_throughput']
if est != "135000":
raise Exception("Unexpected BSS1 est_throughput: " + est)
@remote_compatible
def test_prefer_ht20_during_roam(dev, apdev):
"""Preference on HT20 over no-HT in roaming consideration"""
params = {"ssid": "test",
"channel": "1",
"ieee80211n": "0"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = apdev[0]['bssid']
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].connect("test", key_mgmt="NONE", scan_freq="2412")
params = {"ssid": "test",
"channel": "1",
"ieee80211n": "1"}
hapd2 = hostapd.add_ap(apdev[1], params)
bssid2 = apdev[1]['bssid']
dev[0].scan_for_bss(bssid2, freq=2412)
dev[0].scan(freq=2412)
dev[0].wait_connected()
if dev[0].get_status_field('bssid') != bssid2:
raise Exception("Unexpected BSS selected")
@remote_compatible
def test_ap_ht40_5ghz_invalid_pair(dev, apdev):
"""HT40 on 5 GHz with invalid channel pair"""
clear_scan_cache(apdev[0])
try:
params = {"ssid": "test-ht40",
"hw_mode": "a",
"channel": "40",
"country_code": "US",
"ht_capab": "[HT40+]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
ev = hapd.wait_event(["AP-DISABLED", "AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup failure timed out")
if "AP-ENABLED" in ev:
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("Invalid 40 MHz channel accepted")
finally:
clear_regdom(hapd, dev)
@remote_compatible
def test_ap_ht40_5ghz_disabled_sec(dev, apdev):
"""HT40 on 5 GHz with disabled secondary channel"""
clear_scan_cache(apdev[0])
try:
params = {"ssid": "test-ht40",
"hw_mode": "a",
"channel": "48",
"country_code": "US",
"ht_capab": "[HT40+]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
ev = hapd.wait_event(["AP-DISABLED", "AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup failure timed out")
if "AP-ENABLED" in ev:
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("Invalid 40 MHz channel accepted")
finally:
clear_regdom(hapd, dev)
def test_ap_ht40_scan_broken_ap(dev, apdev):
"""HT40 co-ex scan and broken legacy/HT AP"""
clear_scan_cache(apdev[0])
# Broken AP: Include HT Capabilities element but not HT Operation element
params = {"ssid": "legacy-20",
"channel": "7", "ieee80211n": "0",
"wmm_enabled": "1",
"vendor_elements": "2d1a0e001bffff000000000000000000000100000000000000000000"}
hapd2 = hostapd.add_ap(apdev[1], params)
params = {"ssid": "test-ht40",
"channel": "5",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
time.sleep(0.1)
state = hapd.get_status_field("state")
if state != "HT_SCAN":
raise Exception("Unexpected interface state - expected HT_SCAN")
ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state - expected ENABLED")
freq = hapd.get_status_field("freq")
if freq != "2432":
raise Exception("Unexpected frequency: " + freq)
pri = hapd.get_status_field("channel")
if pri != "5":
raise Exception("Unexpected primary channel: " + pri)
sec = hapd.get_status_field("secondary_channel")
if sec != "-1":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
dev[1].connect("legacy-20", key_mgmt="NONE", scan_freq="2442")
hwsim_utils.test_connectivity(dev[0], hapd)
hwsim_utils.test_connectivity(dev[1], hapd2)
def run_op_class(dev, apdev, hw_mode, channel, country, ht_capab, sec_chan,
freq, opclass):
clear_scan_cache(apdev[0])
try:
params = {"ssid": "test-ht40",
"hw_mode": hw_mode,
"channel": channel,
"ht_capab": ht_capab}
if country:
params['country_code'] = country
hapd = hostapd.add_ap(apdev[0], params, wait_enabled=False)
ev = hapd.wait_event(["AP-DISABLED", "AP-ENABLED"], timeout=10)
if not ev:
raise Exception("AP setup failure timed out")
if "AP-DISABLED" in ev:
raise HwsimSkip("Channel not supported")
sec = hapd.get_status_field("secondary_channel")
if sec != sec_chan:
raise Exception("Unexpected secondary_channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
bss = dev[0].get_bss(hapd.own_addr())
ie = parse_ie(bss['ie'])
if 59 not in ie:
raise Exception("Missing Supported Operating Classes element")
rx_opclass, = struct.unpack('B', ie[59][0:1])
if rx_opclass != opclass:
raise Exception("Unexpected operating class: %d" % rx_opclass)
hapd.disable()
dev[0].request("REMOVE_NETWORK all")
dev[0].request("ABORT_SCAN")
dev[0].wait_disconnected()
dev[0].dump_monitor()
finally:
set_world_reg(apdev[0], None, dev[0])
time.sleep(0.1)
def test_ap_ht_op_class_81(dev, apdev):
"""HT20 on operationg class 81"""
run_op_class(dev, apdev, "g", "1", None, "", "0", "2412", 81)
def test_ap_ht_op_class_83(dev, apdev):
"""HT40 on operationg class 83"""
run_op_class(dev, apdev, "g", "1", None, "[HT40+]", "1", "2412", 83)
def test_ap_ht_op_class_84(dev, apdev):
"""HT40 on operationg class 84"""
run_op_class(dev, apdev, "g", "11", None, "[HT40-]", "-1", "2462", 84)
def test_ap_ht_op_class_115(dev, apdev):
"""HT20 on operationg class 115"""
run_op_class(dev, apdev, "a", "36", "FI", "", "0", "5180", 115)
def test_ap_ht_op_class_116(dev, apdev):
"""HT40 on operationg class 116"""
run_op_class(dev, apdev, "a", "36", "FI", "[HT40+]", "1", "5180", 116)
def test_ap_ht_op_class_117(dev, apdev):
"""HT40 on operationg class 117"""
run_op_class(dev, apdev, "a", "40", "FI", "[HT40-]", "-1", "5200", 117)
def test_ap_ht_op_class_118(dev, apdev):
"""HT20 on operationg class 118"""
run_op_class(dev, apdev, "a", "60", "RS", "", "0", "5300", 118)
def test_ap_ht_op_class_119(dev, apdev):
"""HT40 on operationg class 119"""
run_op_class(dev, apdev, "a", "60", "RS", "[HT40+]", "1", "5300", 119)
def test_ap_ht_op_class_120(dev, apdev):
"""HT40 on operationg class 120"""
run_op_class(dev, apdev, "a", "64", "RS", "[HT40-]", "-1", "5320", 120)
def test_ap_ht_op_class_121(dev, apdev):
"""HT20 on operationg class 121"""
run_op_class(dev, apdev, "a", "100", "ZA", "", "0", "5500", 121)
def test_ap_ht_op_class_122(dev, apdev):
"""HT40 on operationg class 122"""
run_op_class(dev, apdev, "a", "100", "ZA", "[HT40+]", "1", "5500", 122)
def test_ap_ht_op_class_123(dev, apdev):
"""HT40 on operationg class 123"""
run_op_class(dev, apdev, "a", "104", "ZA", "[HT40-]", "-1", "5520", 123)
def test_ap_ht_op_class_124(dev, apdev):
"""HT20 on operationg class 124"""
run_op_class(dev, apdev, "a", "149", "US", "", "0", "5745", 124)
def test_ap_ht_op_class_125(dev, apdev):
"""HT20 on operationg class 125"""
run_op_class(dev, apdev, "a", "169", "NL", "", "0", "5845", 125)
def test_ap_ht_op_class_126(dev, apdev):
"""HT40 on operationg class 126"""
run_op_class(dev, apdev, "a", "149", "US", "[HT40+]", "1", "5745", 126)
def test_ap_ht_op_class_127(dev, apdev):
"""HT40 on operationg class 127"""
run_op_class(dev, apdev, "a", "153", "US", "[HT40-]", "-1", "5765", 127)
def test_ap_ht40_plus_minus1(dev, apdev):
"""HT40 with both plus and minus allowed (1)"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht40",
"channel": "11",
"ht_capab": "[HT40+][HT40-]"}
hapd = hostapd.add_ap(apdev[0], params)
freq = hapd.get_status_field("freq")
if freq != "2462":
raise Exception("Unexpected frequency: " + freq)
pri = hapd.get_status_field("channel")
if pri != "11":
raise Exception("Unexpected primary channel: " + pri)
sec = hapd.get_status_field("secondary_channel")
if sec != "-1":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
def test_ap_ht40_plus_minus2(dev, apdev):
"""HT40 with both plus and minus allowed (2)"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht40",
"channel": "1",
"ht_capab": "[HT40+][HT40-]"}
hapd = hostapd.add_ap(apdev[0], params)
freq = hapd.get_status_field("freq")
if freq != "2412":
raise Exception("Unexpected frequency: " + freq)
pri = hapd.get_status_field("channel")
if pri != "1":
raise Exception("Unexpected primary channel: " + pri)
sec = hapd.get_status_field("secondary_channel")
if sec != "1":
raise Exception("Unexpected secondary channel: " + sec)
dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
def test_ap_ht40_disable(dev, apdev):
"""HT40 disabling"""
clear_scan_cache(apdev[0])
params = {"ssid": "test-ht40",
"channel": "6",
"ht_capab": "[HT40-]"}
hapd = hostapd.add_ap(apdev[0], params)
sec = hapd.get_status_field("secondary_channel")
if sec != "-1":
raise Exception("Unexpected secondary channel: " + sec)
id = dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq="2437")
sig = dev[0].request("SIGNAL_POLL").splitlines()
logger.info("SIGNAL_POLL: " + str(sig))
if "WIDTH=40 MHz" not in sig:
raise Exception("Station did not report 40 MHz bandwidth")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.disable()
hapd.set("ht_capab", "")
hapd.enable()
sec = hapd.get_status_field("secondary_channel")
if sec != "0":
raise Exception("Unexpected secondary channel(2): " + sec)
dev[0].flush_scan_cache()
dev[0].select_network(id, freq=2437)
dev[0].wait_connected()
sig = dev[0].request("SIGNAL_POLL").splitlines()
logger.info("SIGNAL_POLL: " + str(sig))
if "WIDTH=20 MHz" not in sig:
raise Exception("Station did not report 20 MHz bandwidth")
def test_ap_ht_wmm_etsi(dev, apdev):
"""HT and WMM contents in ETSI"""
run_ap_ht_wmm(dev, apdev, "FI")
def test_ap_ht_wmm_fcc(dev, apdev):
"""HT and WMM contents in FCC"""
run_ap_ht_wmm(dev, apdev, "US")
def run_ap_ht_wmm(dev, apdev, country):
clear_scan_cache(apdev[0])
try:
hapd = None
params = {"ssid": "test",
"hw_mode": "a",
"channel": "36",
"country_code": country}
hapd = hostapd.add_ap(apdev[0], params)
freq = hapd.get_status_field("freq")
bssid = hapd.own_addr()
dev[0].connect("test", key_mgmt="NONE", scan_freq=freq)
bss = dev[0].get_bss(bssid)
ie = parse_ie(bss['ie'])
if 221 not in ie:
raise Exception("Could not find WMM IE")
wmm = ie[221]
if len(wmm) != 24:
raise Exception("Unexpected WMM IE length")
id, subtype, version, info, reserved = struct.unpack('>LBBBB', wmm[0:8])
if id != 0x0050f202 or subtype != 1 or version != 1:
raise Exception("Not a WMM IE")
ac = []
for i in range(4):
ac.append(struct.unpack('<BBH', wmm[8 + i * 4: 12 + i * 4]))
logger.info("WMM AC info: " + str(ac))
aifsn = (ac[0][0] & 0x0f, ac[1][0] & 0x0f,
ac[2][0] & 0x0f, ac[3][0] & 0x0f)
logger.info("AIFSN: " + str(aifsn))
if aifsn != (3, 7, 2, 2):
raise Exception("Unexpected AIFSN value: " + str(aifsn))
ecw_min = (ac[0][1] & 0x0f, ac[1][1] & 0x0f,
ac[2][1] & 0x0f, ac[3][1] & 0x0f)
logger.info("ECW min: " + str(ecw_min))
if ecw_min != (4, 4, 3, 2):
raise Exception("Unexpected ECW min value: " + str(ecw_min))
ecw_max = ((ac[0][1] & 0xf0) >> 4, (ac[1][1] & 0xf0) >> 4,
(ac[2][1] & 0xf0) >> 4, (ac[3][1] & 0xf0) >> 4)
logger.info("ECW max: " + str(ecw_max))
if ecw_max != (10, 10, 4, 3):
raise Exception("Unexpected ECW max value: " + str(ecw_max))
txop = (ac[0][2], ac[1][2], ac[2][2], ac[3][2])
logger.info("TXOP: " + str(txop))
if txop != (0, 0, 94, 47):
raise Exception("Unexpected TXOP value: " + str(txop))
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
set_world_reg(apdev[0], None, dev[0])
dev[0].flush_scan_cache()