595 lines
22 KiB
Python
595 lines
22 KiB
Python
# Test cases for HT operations with hostapd
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# Copyright (c) 2013-2014, Jouni Malinen <j@w1.fi>
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#
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# This software may be distributed under the terms of the BSD license.
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# See README for more details.
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import time
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import logging
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logger = logging.getLogger()
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import struct
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import subprocess
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import hostapd
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def clear_scan_cache(ifname):
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subprocess.call(['sudo', 'ifconfig', ifname, 'up'])
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subprocess.call(['sudo', 'iw', ifname, 'scan', 'freq', '2412', 'flush'])
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time.sleep(0.1)
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subprocess.call(['sudo', 'ifconfig', ifname, 'down'])
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def test_ap_ht40_scan(dev, apdev):
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"""HT40 co-ex scan"""
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clear_scan_cache(apdev[0]['ifname'])
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params = { "ssid": "test-ht40",
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"channel": "5",
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"ht_capab": "[HT40-]"}
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hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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time.sleep(0.1)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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raise Exception("Unexpected interface state - expected HT_SCAN")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state - expected ENABLED")
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freq = hapd.get_status_field("freq")
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if freq != "2432":
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raise Exception("Unexpected frequency")
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pri = hapd.get_status_field("channel")
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if pri != "5":
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raise Exception("Unexpected primary channel")
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sec = hapd.get_status_field("secondary_channel")
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if sec != "-1":
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raise Exception("Unexpected secondary channel")
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dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
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def test_ap_ht40_scan_conflict(dev, apdev):
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"""HT40 co-ex scan conflict"""
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clear_scan_cache(apdev[0]['ifname'])
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params = { "ssid": "test-ht40",
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"channel": "6",
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"ht_capab": "[HT40+]"}
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hostapd.add_ap(apdev[1]['ifname'], params)
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params = { "ssid": "test-ht40",
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"channel": "5",
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"ht_capab": "[HT40-]"}
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hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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time.sleep(0.1)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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raise Exception("Unexpected interface state - expected HT_SCAN")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state - expected ENABLED")
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freq = hapd.get_status_field("freq")
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if freq != "2432":
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raise Exception("Unexpected frequency")
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pri = hapd.get_status_field("channel")
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if pri != "5":
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raise Exception("Unexpected primary channel")
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sec = hapd.get_status_field("secondary_channel")
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if sec != "0":
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raise Exception("Unexpected secondary channel: " + sec)
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dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
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def test_ap_ht40_scan_legacy_conflict(dev, apdev):
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"""HT40 co-ex scan conflict with legacy 20 MHz AP"""
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clear_scan_cache(apdev[0]['ifname'])
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params = { "ssid": "legacy-20",
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"channel": "7", "ieee80211n": "0" }
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hostapd.add_ap(apdev[1]['ifname'], params)
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params = { "ssid": "test-ht40",
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"channel": "5",
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"ht_capab": "[HT40-]"}
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hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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time.sleep(0.1)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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raise Exception("Unexpected interface state - expected HT_SCAN")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state - expected ENABLED")
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freq = hapd.get_status_field("freq")
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if freq != "2432":
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raise Exception("Unexpected frequency: " + freq)
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pri = hapd.get_status_field("channel")
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if pri != "5":
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raise Exception("Unexpected primary channel: " + pri)
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sec = hapd.get_status_field("secondary_channel")
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if sec != "0":
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raise Exception("Unexpected secondary channel: " + sec)
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dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
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def test_ap_ht40_scan_match(dev, apdev):
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"""HT40 co-ex scan matching configuration"""
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clear_scan_cache(apdev[0]['ifname'])
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params = { "ssid": "test-ht40",
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"channel": "5",
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"ht_capab": "[HT40-]"}
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hostapd.add_ap(apdev[1]['ifname'], params)
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params = { "ssid": "test-ht40",
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"channel": "5",
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"ht_capab": "[HT40-]"}
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hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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time.sleep(0.1)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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raise Exception("Unexpected interface state - expected HT_SCAN")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state - expected ENABLED")
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freq = hapd.get_status_field("freq")
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if freq != "2432":
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raise Exception("Unexpected frequency")
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pri = hapd.get_status_field("channel")
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if pri != "5":
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raise Exception("Unexpected primary channel")
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sec = hapd.get_status_field("secondary_channel")
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if sec != "-1":
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raise Exception("Unexpected secondary channel: " + sec)
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dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
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def test_ap_ht40_5ghz_match(dev, apdev):
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"""HT40 co-ex scan on 5 GHz with matching pri/sec channel"""
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clear_scan_cache(apdev[0]['ifname'])
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try:
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params = { "ssid": "test-ht40",
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"hw_mode": "a",
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"channel": "36",
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"country_code": "US",
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"ht_capab": "[HT40+]"}
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hostapd.add_ap(apdev[1]['ifname'], params)
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params = { "ssid": "test-ht40",
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"hw_mode": "a",
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"channel": "36",
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"ht_capab": "[HT40+]"}
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hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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time.sleep(0.1)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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raise Exception("Unexpected interface state - expected HT_SCAN")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state - expected ENABLED")
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freq = hapd.get_status_field("freq")
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if freq != "5180":
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raise Exception("Unexpected frequency")
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pri = hapd.get_status_field("channel")
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if pri != "36":
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raise Exception("Unexpected primary channel")
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sec = hapd.get_status_field("secondary_channel")
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if sec != "1":
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raise Exception("Unexpected secondary channel: " + sec)
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dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
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finally:
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subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])
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def test_ap_ht40_5ghz_switch(dev, apdev):
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"""HT40 co-ex scan on 5 GHz switching pri/sec channel"""
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clear_scan_cache(apdev[0]['ifname'])
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try:
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params = { "ssid": "test-ht40",
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"hw_mode": "a",
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"channel": "36",
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"country_code": "US",
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"ht_capab": "[HT40+]"}
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hostapd.add_ap(apdev[1]['ifname'], params)
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params = { "ssid": "test-ht40",
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"hw_mode": "a",
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"channel": "40",
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"ht_capab": "[HT40-]"}
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hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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time.sleep(0.1)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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raise Exception("Unexpected interface state - expected HT_SCAN")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state - expected ENABLED")
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freq = hapd.get_status_field("freq")
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if freq != "5180":
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raise Exception("Unexpected frequency: " + freq)
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pri = hapd.get_status_field("channel")
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if pri != "36":
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raise Exception("Unexpected primary channel: " + pri)
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sec = hapd.get_status_field("secondary_channel")
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if sec != "1":
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raise Exception("Unexpected secondary channel: " + sec)
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dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
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finally:
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subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])
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def test_ap_ht40_5ghz_switch2(dev, apdev):
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"""HT40 co-ex scan on 5 GHz switching pri/sec channel (2)"""
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clear_scan_cache(apdev[0]['ifname'])
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try:
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params = { "ssid": "test-ht40",
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"hw_mode": "a",
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"channel": "36",
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"country_code": "US",
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"ht_capab": "[HT40+]"}
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hostapd.add_ap(apdev[1]['ifname'], params)
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id = dev[0].add_network()
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dev[0].set_network(id, "mode", "2")
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dev[0].set_network_quoted(id, "ssid", "wpas-ap-open")
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dev[0].set_network(id, "key_mgmt", "NONE")
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dev[0].set_network(id, "frequency", "5200")
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dev[0].set_network(id, "scan_freq", "5200")
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dev[0].select_network(id)
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time.sleep(1)
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params = { "ssid": "test-ht40",
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"hw_mode": "a",
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"channel": "40",
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"ht_capab": "[HT40-]"}
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hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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time.sleep(0.1)
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state = hapd.get_status_field("state")
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if state != "HT_SCAN":
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raise Exception("Unexpected interface state - expected HT_SCAN")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state - expected ENABLED")
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freq = hapd.get_status_field("freq")
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if freq != "5180":
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raise Exception("Unexpected frequency: " + freq)
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pri = hapd.get_status_field("channel")
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if pri != "36":
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raise Exception("Unexpected primary channel: " + pri)
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sec = hapd.get_status_field("secondary_channel")
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if sec != "1":
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raise Exception("Unexpected secondary channel: " + sec)
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dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)
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finally:
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subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])
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def test_obss_scan(dev, apdev):
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"""Overlapping BSS scan request"""
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params = { "ssid": "obss-scan",
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"channel": "6",
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"ht_capab": "[HT40-]",
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"obss_interval": "10" }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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params = { "ssid": "another-bss",
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"channel": "9",
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"ieee80211n": "0" }
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hostapd.add_ap(apdev[1]['ifname'], params)
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dev[0].connect("obss-scan", key_mgmt="NONE", scan_freq="2437")
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hapd.set("ext_mgmt_frame_handling", "1")
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logger.info("Waiting for OBSS scan to occur")
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ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=15)
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if ev is None:
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raise Exception("Timed out while waiting for OBSS scan to start")
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ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10)
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if ev is None:
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raise Exception("Timed out while waiting for OBSS scan results")
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received = False
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for i in range(0, 4):
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frame = hapd.mgmt_rx(timeout=5)
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if frame is None:
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raise Exception("MGMT RX wait timed out")
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if frame['subtype'] != 13:
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continue
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payload = frame['payload']
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if len(payload) < 3:
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continue
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(category, action, ie) = struct.unpack('BBB', payload[0:3])
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if category != 4:
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continue
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if action != 0:
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continue
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if ie == 72:
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logger.info("20/40 BSS Coexistence report received")
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received = True
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break
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if not received:
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raise Exception("20/40 BSS Coexistence report not seen")
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def test_obss_scan_40_intolerant(dev, apdev):
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"""Overlapping BSS scan request with 40 MHz intolerant AP"""
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params = { "ssid": "obss-scan",
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"channel": "6",
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"ht_capab": "[HT40-]",
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"obss_interval": "10" }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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params = { "ssid": "another-bss",
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"channel": "7",
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"ht_capab": "[40-INTOLERANT]" }
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hostapd.add_ap(apdev[1]['ifname'], params)
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dev[0].connect("obss-scan", key_mgmt="NONE", scan_freq="2437")
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hapd.set("ext_mgmt_frame_handling", "1")
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logger.info("Waiting for OBSS scan to occur")
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ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=15)
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if ev is None:
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raise Exception("Timed out while waiting for OBSS scan to start")
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ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10)
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if ev is None:
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raise Exception("Timed out while waiting for OBSS scan results")
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received = False
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for i in range(0, 4):
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frame = hapd.mgmt_rx(timeout=5)
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if frame is None:
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raise Exception("MGMT RX wait timed out")
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if frame['subtype'] != 13:
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continue
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payload = frame['payload']
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if len(payload) < 3:
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continue
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(category, action, ie) = struct.unpack('BBB', payload[0:3])
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if category != 4:
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continue
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if action != 0:
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continue
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if ie == 72:
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logger.info("20/40 BSS Coexistence report received")
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received = True
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break
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if not received:
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raise Exception("20/40 BSS Coexistence report not seen")
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def test_olbc(dev, apdev):
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"""OLBC detection"""
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params = { "ssid": "test-olbc",
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"channel": "6",
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"ht_capab": "[HT40-]",
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"ap_table_expiration_time": "2" }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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status = hapd.get_status()
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if status['olbc'] != '0' or status['olbc_ht'] != '0':
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raise Exception("Unexpected OLBC information")
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params = { "ssid": "olbc-ap",
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"hw_mode": "b",
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"channel": "6",
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"wmm_enabled": "0" }
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hostapd.add_ap(apdev[1]['ifname'], params)
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time.sleep(0.5)
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status = hapd.get_status()
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if status['olbc'] != '1' or status['olbc_ht'] != '1':
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raise Exception("Missing OLBC information")
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hapd_global = hostapd.HostapdGlobal()
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hapd_global.remove(apdev[1]['ifname'])
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logger.info("Waiting for OLBC state to time out")
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cleared = False
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for i in range(0, 15):
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time.sleep(1)
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status = hapd.get_status()
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if status['olbc'] == '0' and status['olbc_ht'] == '0':
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cleared = True
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break
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if not cleared:
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raise Exception("OLBC state did nto time out")
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def test_olbc_5ghz(dev, apdev):
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"""OLBC detection on 5 GHz"""
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try:
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params = { "ssid": "test-olbc",
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"country_code": "FI",
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"hw_mode": "a",
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"channel": "36",
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"ht_capab": "[HT40+]" }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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status = hapd.get_status()
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if status['olbc'] != '0' or status['olbc_ht'] != '0':
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raise Exception("Unexpected OLBC information")
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params = { "ssid": "olbc-ap",
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"country_code": "FI",
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"hw_mode": "a",
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"channel": "36",
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"ieee80211n": "0",
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"wmm_enabled": "0" }
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hostapd.add_ap(apdev[1]['ifname'], params)
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time.sleep(0.5)
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status = hapd.get_status()
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if status['olbc_ht'] != '1':
|
|
raise Exception("Missing OLBC information")
|
|
finally:
|
|
subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])
|
|
|
|
def test_ap_require_ht(dev, apdev):
|
|
"""Require HT"""
|
|
params = { "ssid": "require-ht",
|
|
"require_ht": "1" }
|
|
hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
|
|
|
|
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"])
|
|
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")
|
|
|
|
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]['ifname'], params, wait_enabled=False)
|
|
|
|
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"])
|
|
if ev is None:
|
|
raise Exception("Association rejection timed out")
|
|
if "status_code=27" not in ev:
|
|
raise Exception("Unexpected rejection status code")
|
|
|
|
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]['ifname'], 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]['ifname'])
|
|
params = { "ssid": "intolerant",
|
|
"channel": "6",
|
|
"ht_capab": "[HT40-]" }
|
|
hapd = hostapd.add_ap(apdev[0]['ifname'], 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_ap(dev, apdev):
|
|
"""Associated STA reports 40 MHz intolerant AP after association"""
|
|
clear_scan_cache(apdev[0]['ifname'])
|
|
params = { "ssid": "ht",
|
|
"channel": "6",
|
|
"ht_capab": "[HT40-]",
|
|
"obss_interval": "1" }
|
|
hapd = hostapd.add_ap(apdev[0]['ifname'], 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]['ifname'], 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(only_new=True)
|
|
dev[0].scan(freq="2432", only_new=True)
|
|
|
|
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":
|
|
ok = True
|
|
if not ok:
|
|
raise Exception("AP did not move to 40 MHz channel")
|