hostap/tests/hwsim/test_ap_ht.py
Jouni Malinen 14d31cd978 tests: Re-enable op class 118-120 tests with new regdb
Move from RS to PA country code to allow these test cases to work since
regdb was updated to require DFS for these operating classes in RS.

Signed-off-by: Jouni Malinen <j@w1.fi>
2021-03-26 00:21:06 +02:00

1644 lines
60 KiB
Python

# 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 *
import hwsim_utils
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))
res = dev[0].request("SIGNAL_POLL")
logger.info("STA SIGNAL_POLL:\n" + res.strip())
sig = res.splitlines()
if "WIDTH=40 MHz" not in sig:
raise Exception("Not a 40 MHz connection")
if 'supp_op_classes' not in sta or len(sta['supp_op_classes']) < 2:
raise Exception("No Supported Operating Classes information for STA")
opclass = int(sta['supp_op_classes'][0:2], 16)
if opclass != 84:
raise Exception("Unexpected Current Operating Class from STA: %d" % opclass)
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")
sta = hapd.get_sta(dev[0].own_addr())
if 'supp_op_classes' not in sta or len(sta['supp_op_classes']) < 2:
raise Exception("No Supported Operating Classes information for STA")
opclass = int(sta['supp_op_classes'][0:2], 16)
if opclass != 81:
raise Exception("Unexpected Current Operating Class from STA: %d" % opclass)
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(4):
ev = dev[0].wait_event(['CTRL-EVENT-SCAN-RESULTS'], timeout=20)
if ev is None:
raise Exception("No OBSS scan seen")
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()
def test_ap_ht_20_to_40_csa(dev, apdev):
"""HT with 20 MHz channel width doing CSA to 40 MHz"""
csa_supported(dev[0])
params = {"ssid": "ht",
"channel": "1",
"ieee80211n": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("ht", key_mgmt="NONE", scan_freq="2412")
hapd.wait_sta()
res = dev[0].request("SIGNAL_POLL")
logger.info("SIGNAL_POLL:\n" + res)
sig = res.splitlines()
if 'WIDTH=20 MHz' not in sig:
raise Exception("20 MHz channel bandwidth not used on the original channel")
hapd.request("CHAN_SWITCH 5 2462 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=2462" 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")
res = dev[0].request("SIGNAL_POLL")
logger.info("SIGNAL_POLL:\n" + res)
sig = res.splitlines()
if 'WIDTH=40 MHz' not in sig:
raise Exception("40 MHz channel bandwidth not used on the new channel")
@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, use_op_class=False):
clear_scan_cache(apdev[0])
try:
params = {"ssid": "test-ht40",
"hw_mode": hw_mode,
"channel": channel,
"ht_capab": ht_capab}
if use_op_class:
params['op_class'] = str(opclass)
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()
hapd.dump_monitor()
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"""
for o in [False, True]:
run_op_class(dev, apdev, "g", "1", None, "", "0", "2412", 81,
use_op_class=o)
def test_ap_ht_op_class_83(dev, apdev):
"""HT40 on operationg class 83"""
for o in [False, True]:
run_op_class(dev, apdev, "g", "1", None, "[HT40+]", "1", "2412", 83,
use_op_class=o)
def test_ap_ht_op_class_84(dev, apdev):
"""HT40 on operationg class 84"""
for o in [False, True]:
run_op_class(dev, apdev, "g", "11", None, "[HT40-]", "-1", "2462", 84,
use_op_class=o)
def test_ap_ht_op_class_115(dev, apdev):
"""HT20 on operationg class 115"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "36", "FI", "", "0", "5180", 115,
use_op_class=o)
def test_ap_ht_op_class_116(dev, apdev):
"""HT40 on operationg class 116"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "36", "FI", "[HT40+]", "1", "5180", 116,
use_op_class=o)
def test_ap_ht_op_class_117(dev, apdev):
"""HT40 on operationg class 117"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "40", "FI", "[HT40-]", "-1", "5200", 117,
use_op_class=o)
def test_ap_ht_op_class_118(dev, apdev):
"""HT20 on operationg class 118"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "60", "PA", "", "0", "5300", 118,
use_op_class=o)
def test_ap_ht_op_class_119(dev, apdev):
"""HT40 on operationg class 119"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "60", "PA", "[HT40+]", "1", "5300", 119,
use_op_class=o)
def test_ap_ht_op_class_120(dev, apdev):
"""HT40 on operationg class 120"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "64", "PA", "[HT40-]", "-1", "5320", 120,
use_op_class=o)
def test_ap_ht_op_class_121(dev, apdev):
"""HT20 on operationg class 121"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "100", "ZA", "", "0", "5500", 121,
use_op_class=o)
def test_ap_ht_op_class_122(dev, apdev):
"""HT40 on operationg class 122"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "100", "ZA", "[HT40+]", "1", "5500", 122,
use_op_class=o)
def test_ap_ht_op_class_123(dev, apdev):
"""HT40 on operationg class 123"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "104", "ZA", "[HT40-]", "-1", "5520", 123,
use_op_class=o)
def test_ap_ht_op_class_124(dev, apdev):
"""HT20 on operationg class 124"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "149", "US", "", "0", "5745", 124,
use_op_class=o)
def test_ap_ht_op_class_125(dev, apdev):
"""HT20 on operationg class 125"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "169", "NL", "", "0", "5845", 125,
use_op_class=o)
def test_ap_ht_op_class_126(dev, apdev):
"""HT40 on operationg class 126"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "149", "US", "[HT40+]", "1", "5745", 126,
use_op_class=o)
def test_ap_ht_op_class_127(dev, apdev):
"""HT40 on operationg class 127"""
for o in [False, True]:
run_op_class(dev, apdev, "a", "153", "US", "[HT40-]", "-1", "5765", 127,
use_op_class=o)
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()