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hostapd/tests/hwsim/test_ap_params.py
Jouni Malinen fa34e3255e tests: Make test cases more robust by clearing scan cache explicitly 
This test cases can fail if previously executed tests leave older scan
results in cfg80211 scan table. Clear that scan table explicitly to
avoid such issues.

Signed-off-by: Jouni Malinen <quic_jouni@quicinc.com>
2022-02-26 19:12:11 +02:00

973 lines
38 KiB
Python
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# Test various AP mode parameters
# Copyright (c) 2014, Qualcomm Atheros, Inc.
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
from remotehost import remote_compatible
import logging
logger = logging.getLogger()
import os
import struct
import subprocess
import time
import hwsim_utils
import hostapd
from tshark import run_tshark
from utils import *
@remote_compatible
def test_ap_fragmentation_rts_set_high(dev, apdev):
"""WPA2-PSK AP with fragmentation and RTS thresholds larger than frame length"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['rts_threshold'] = "1000"
params['fragm_threshold'] = "2000"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
dev[0].request("DISCONNECT")
hapd.disable()
hapd.set('fragm_threshold', '-1')
hapd.set('rts_threshold', '-1')
hapd.enable()
@remote_compatible
def test_ap_fragmentation_open(dev, apdev):
"""Open AP with fragmentation threshold"""
ssid = "fragmentation"
params = {}
params['ssid'] = ssid
params['fragm_threshold'] = "1000"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
dev[0].request("DISCONNECT")
hapd.disable()
hapd.set('fragm_threshold', '-1')
hapd.enable()
@remote_compatible
def test_ap_fragmentation_wpa2(dev, apdev):
"""WPA2-PSK AP with fragmentation threshold"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['fragm_threshold'] = "1000"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
dev[0].request("DISCONNECT")
hapd.disable()
hapd.set('fragm_threshold', '-1')
hapd.enable()
def test_ap_vendor_elements(dev, apdev):
"""WPA2-PSK AP with vendor elements added"""
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['vendor_elements'] = "dd0411223301"
params['assocresp_elements'] = "dd0411223302"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
bss = dev[0].get_bss(bssid)
if "dd0411223301" not in bss['ie']:
raise Exception("Vendor element not shown in scan results")
hapd.set('vendor_elements', 'dd051122330203dd0400137400dd04001374ff')
if "OK" not in hapd.request("UPDATE_BEACON"):
raise Exception("UPDATE_BEACON failed")
dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
bss = dev[1].get_bss(bssid)
if "dd0411223301" in bss['ie']:
raise Exception("Old vendor element still in scan results")
if "dd051122330203" not in bss['ie']:
raise Exception("New vendor element not shown in scan results")
def test_ap_element_parse(dev, apdev):
"""Information element parsing - extra coverage"""
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
params = {'ssid': ssid,
'vendor_elements': "380501020304059e009e009e009e009e009e00"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
bss = dev[0].get_bss(bssid)
if "38050102030405" not in bss['ie']:
raise Exception("Timeout element not shown in scan results")
@remote_compatible
def test_ap_element_parse_oom(dev, apdev):
"""Information element parsing OOM"""
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
params = {'ssid': ssid,
'vendor_elements': "dd0d506f9a0a00000600411c440028"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
with alloc_fail(dev[0], 1, "wpabuf_alloc;ieee802_11_vendor_ie_concat"):
bss = dev[0].get_bss(bssid)
logger.info(str(bss))
def test_ap_country(dev, apdev):
"""WPA2-PSK AP setting country code and using 5 GHz band"""
try:
hapd = None
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['country_code'] = 'FI'
params['ieee80211d'] = '1'
params['hw_mode'] = 'a'
params['channel'] = '36'
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="5180")
hwsim_utils.test_connectivity(dev[0], hapd)
finally:
if hapd:
hapd.request("DISABLE")
dev[0].disconnect_and_stop_scan()
hostapd.cmd_execute(apdev[0], ['iw', 'reg', 'set', '00'])
dev[0].wait_event(["CTRL-EVENT-REGDOM-CHANGE"], timeout=0.5)
dev[0].flush_scan_cache()
def test_ap_acl_accept(dev, apdev):
"""MAC ACL accept list"""
ssid = "acl"
params = {}
filename = hostapd.acl_file(dev, apdev, 'hostapd.macaddr')
hostapd.send_file(apdev[0], filename, filename)
params['ssid'] = ssid
params['accept_mac_file'] = filename
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[0].request("REMOVE_NETWORK all")
dev[1].request("REMOVE_NETWORK all")
hapd.request("SET macaddr_acl 1")
dev[1].dump_monitor()
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
ev = dev[1].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
if ev is not None:
raise Exception("Unexpected association")
if filename.startswith('/tmp/'):
os.unlink(filename)
def test_ap_acl_deny(dev, apdev):
"""MAC ACL deny list"""
ssid = "acl"
params = {}
filename = hostapd.acl_file(dev, apdev, 'hostapd.macaddr')
hostapd.send_file(apdev[0], filename, filename)
params['ssid'] = ssid
params['deny_mac_file'] = filename
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412", passive=True)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
if ev is not None:
raise Exception("Unexpected association")
if filename.startswith('/tmp/'):
os.unlink(filename)
def test_ap_acl_mgmt(dev, apdev):
"""MAC ACL accept/deny management"""
ssid = "acl"
params = {}
filename = hostapd.acl_file(dev, apdev, 'hostapd.macaddr')
hostapd.send_file(apdev[0], filename, filename)
params['ssid'] = ssid
params['deny_mac_file'] = filename
hapd = hostapd.add_ap(apdev[0], params)
accept = hapd.request("ACCEPT_ACL SHOW").splitlines()
logger.info("accept: " + str(accept))
deny = hapd.request("DENY_ACL SHOW").splitlines()
logger.info("deny: " + str(deny))
if len(accept) != 0:
raise Exception("Unexpected number of accept entries")
if len(deny) != 3:
raise Exception("Unexpected number of deny entries")
if "01:01:01:01:01:01 VLAN_ID=0" not in deny:
raise Exception("Missing deny entry")
if "OK" not in hapd.request("ACCEPT_ACL DEL_MAC 22:33:44:55:66:77"):
raise Exception("DEL_MAC with empty list failed")
if "FAIL" not in hapd.request("ACCEPT_ACL ADD_MAC 22:33:44:55:66"):
raise Exception("ADD_MAC with invalid MAC address accepted")
hapd.request("ACCEPT_ACL ADD_MAC 22:33:44:55:66:77")
if "FAIL" not in hapd.request("ACCEPT_ACL DEL_MAC 22:33:44:55:66"):
raise Exception("DEL_MAC with invalid MAC address accepted")
hapd.request("DENY_ACL ADD_MAC 22:33:44:55:66:88 VLAN_ID=2")
accept = hapd.request("ACCEPT_ACL SHOW").splitlines()
logger.info("accept: " + str(accept))
deny = hapd.request("DENY_ACL SHOW").splitlines()
logger.info("deny: " + str(deny))
if len(accept) != 1:
raise Exception("Unexpected number of accept entries (2)")
if len(deny) != 4:
raise Exception("Unexpected number of deny entries (2)")
if "01:01:01:01:01:01 VLAN_ID=0" not in deny:
raise Exception("Missing deny entry (2)")
if "22:33:44:55:66:88 VLAN_ID=2" not in deny:
raise Exception("Missing deny entry (2)")
if "22:33:44:55:66:77 VLAN_ID=0" not in accept:
raise Exception("Missing accept entry (2)")
hapd.request("ACCEPT_ACL DEL_MAC 22:33:44:55:66:77")
hapd.request("DENY_ACL DEL_MAC 22:33:44:55:66:88")
accept = hapd.request("ACCEPT_ACL SHOW").splitlines()
logger.info("accept: " + str(accept))
deny = hapd.request("DENY_ACL SHOW").splitlines()
logger.info("deny: " + str(deny))
if len(accept) != 0:
raise Exception("Unexpected number of accept entries (3)")
if len(deny) != 3:
raise Exception("Unexpected number of deny entries (3)")
if "01:01:01:01:01:01 VLAN_ID=0" not in deny:
raise Exception("Missing deny entry (3)")
hapd.request("ACCEPT_ACL CLEAR")
hapd.request("DENY_ACL CLEAR")
accept = hapd.request("ACCEPT_ACL SHOW").splitlines()
logger.info("accept: " + str(accept))
deny = hapd.request("DENY_ACL SHOW").splitlines()
logger.info("deny: " + str(deny))
if len(accept) != 0:
raise Exception("Unexpected number of accept entries (4)")
if len(deny) != 0:
raise Exception("Unexpected number of deny entries (4)")
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[0].dump_monitor()
hapd.request("DENY_ACL ADD_MAC " + dev[0].own_addr())
dev[0].wait_disconnected()
dev[0].request("DISCONNECT")
if filename.startswith('/tmp/'):
os.unlink(filename)
def test_ap_acl_accept_changes(dev, apdev):
"""MAC ACL accept list changes"""
ssid = "acl"
params = {}
params['ssid'] = ssid
params['macaddr_acl'] = "1"
hapd = hostapd.add_ap(apdev[0], params)
hapd.request("ACCEPT_ACL ADD_MAC " + dev[0].own_addr())
hapd.request("ACCEPT_ACL ADD_MAC " + dev[1].own_addr())
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hapd.request("ACCEPT_ACL DEL_MAC " + dev[0].own_addr())
dev[0].wait_disconnected()
dev[0].request("DISCONNECT")
ev = dev[1].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected disconnection")
hapd.request("ACCEPT_ACL CLEAR")
dev[1].wait_disconnected()
dev[1].request("DISCONNECT")
@remote_compatible
def test_ap_wds_sta(dev, apdev):
"""WPA2-PSK AP with STA using 4addr mode"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wds_sta'] = "1"
params['wds_bridge'] = "wds-br0"
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].cmd_execute(['brctl', 'addbr', 'wds-br0'])
dev[0].cmd_execute(['brctl', 'setfd', 'wds-br0', '0'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'up'])
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'on'])
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
ev = hapd.wait_event(["WDS-STA-INTERFACE-ADDED"], timeout=10)
if ev is None:
raise Exception("No WDS-STA-INTERFACE-ADDED event seen")
if "sta_addr=" + dev[0].own_addr() not in ev:
raise Exception("No sta_addr match in " + ev)
if "ifname=" + hapd.ifname + ".sta" not in ev:
raise Exception("No ifname match in " + ev)
sta = hapd.get_sta(dev[0].own_addr())
if "wds_sta_ifname" not in sta:
raise Exception("Missing wds_sta_ifname in STA data")
if "ifname=" + sta['wds_sta_ifname'] not in ev:
raise Exception("wds_sta_ifname %s not in event: %s" %
(sta['wds_sta_ifname'], ev))
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("SET reassoc_same_bss_optim 1")
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=5, timeout=1)
finally:
dev[0].request("SET reassoc_same_bss_optim 0")
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'off'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'down'])
dev[0].cmd_execute(['brctl', 'delbr', 'wds-br0'])
def test_ap_wds_sta_eap(dev, apdev):
"""WPA2-EAP AP with STA using 4addr mode"""
ssid = "test-wpa2-eap"
params = hostapd.wpa2_eap_params(ssid=ssid)
params['wds_sta'] = "1"
params['wds_bridge'] = "wds-br0"
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].cmd_execute(['brctl', 'addbr', 'wds-br0'])
dev[0].cmd_execute(['brctl', 'setfd', 'wds-br0', '0'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'up'])
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'on'])
dev[0].connect(ssid, key_mgmt="WPA-EAP", eap="GPSK",
identity="gpsk user",
password="abcdefghijklmnop0123456789abcdef",
scan_freq="2412")
ev = hapd.wait_event(["WDS-STA-INTERFACE-ADDED"], timeout=10)
if ev is None:
raise Exception("No WDS-STA-INTERFACE-ADDED event seen")
if "sta_addr=" + dev[0].own_addr() not in ev:
raise Exception("No sta_addr match in " + ev)
if "ifname=" + hapd.ifname + ".sta" not in ev:
raise Exception("No ifname match in " + ev)
sta = hapd.get_sta(dev[0].own_addr())
if "wds_sta_ifname" not in sta:
raise Exception("Missing wds_sta_ifname in STA data")
if "ifname=" + sta['wds_sta_ifname'] not in ev:
raise Exception("wds_sta_ifname %s not in event: %s" %
(sta['wds_sta_ifname'], ev))
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
finally:
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'off'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'down'])
dev[0].cmd_execute(['brctl', 'delbr', 'wds-br0'])
def test_ap_wds_sta_open(dev, apdev):
"""Open AP with STA using 4addr mode"""
ssid = "test-wds-open"
params = {}
params['ssid'] = ssid
params['wds_sta'] = "1"
params['wds_bridge'] = "wds-br0"
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].cmd_execute(['brctl', 'addbr', 'wds-br0'])
dev[0].cmd_execute(['brctl', 'setfd', 'wds-br0', '0'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'up'])
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'on'])
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("SET reassoc_same_bss_optim 1")
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=5, timeout=1)
finally:
dev[0].request("SET reassoc_same_bss_optim 0")
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'off'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'down'])
dev[0].cmd_execute(['brctl', 'delbr', 'wds-br0'])
def test_ap_wds_sta_wep(dev, apdev):
"""WEP AP with STA using 4addr mode"""
check_wep_capa(dev[0])
ssid = "test-wds-wep"
params = {}
params['ssid'] = ssid
params["ieee80211n"] = "0"
params['wep_key0'] = '"hello"'
params['wds_sta'] = "1"
params['wds_bridge'] = "wds-br0"
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].cmd_execute(['brctl', 'addbr', 'wds-br0'])
dev[0].cmd_execute(['brctl', 'setfd', 'wds-br0', '0'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'up'])
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'on'])
dev[0].connect(ssid, key_mgmt="NONE", wep_key0='"hello"',
scan_freq="2412")
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=15)
dev[0].request("SET reassoc_same_bss_optim 1")
dev[0].request("REATTACH")
dev[0].wait_connected()
hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
max_tries=5, timeout=1)
finally:
dev[0].request("SET reassoc_same_bss_optim 0")
dev[0].cmd_execute(['iw', dev[0].ifname, 'set', '4addr', 'off'])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'wds-br0', 'down'])
dev[0].cmd_execute(['brctl', 'delbr', 'wds-br0'])
@remote_compatible
def test_ap_inactivity_poll(dev, apdev):
"""AP using inactivity poll"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['ap_max_inactivity'] = "1"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("DISCONNECT")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("MGMT RX wait timed out for Deauth")
hapd.set("ext_mgmt_frame_handling", "0")
ev = hapd.wait_event(["AP-STA-DISCONNECTED"], timeout=30)
if ev is None:
raise Exception("STA disconnection on inactivity was not reported")
@remote_compatible
def test_ap_inactivity_disconnect(dev, apdev):
"""AP using inactivity disconnect"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['ap_max_inactivity'] = "1"
params['skip_inactivity_poll'] = "1"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("DISCONNECT")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("MGMT RX wait timed out for Deauth")
hapd.set("ext_mgmt_frame_handling", "0")
ev = hapd.wait_event(["AP-STA-DISCONNECTED"], timeout=30)
if ev is None:
raise Exception("STA disconnection on inactivity was not reported")
@remote_compatible
def test_ap_basic_rates(dev, apdev):
"""Open AP with lots of basic rates"""
ssid = "basic rates"
params = {}
params['ssid'] = ssid
params['basic_rates'] = "10 20 55 110 60 90 120 180 240 360 480 540"
hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
@remote_compatible
def test_ap_short_preamble(dev, apdev):
"""Open AP with short preamble"""
ssid = "short preamble"
params = {}
params['ssid'] = ssid
params['preamble'] = "1"
hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
def test_ap_spectrum_management_required(dev, apdev):
"""Open AP with spectrum management required"""
ssid = "spectrum mgmt"
params = {}
params['ssid'] = ssid
params["country_code"] = "JP"
params["hw_mode"] = "a"
params["channel"] = "36"
params["ieee80211d"] = "1"
params["local_pwr_constraint"] = "3"
params['spectrum_mgmt_required'] = "1"
try:
hapd = None
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="5180")
dev[0].wait_regdom(country_ie=True)
finally:
if hapd:
hapd.request("DISABLE")
dev[0].disconnect_and_stop_scan()
hostapd.cmd_execute(apdev[0], ['iw', 'reg', 'set', '00'])
dev[0].wait_event(["CTRL-EVENT-REGDOM-CHANGE"], timeout=0.5)
dev[0].flush_scan_cache()
@remote_compatible
def test_ap_max_listen_interval(dev, apdev):
"""Open AP with maximum listen interval limit"""
ssid = "listen"
params = {}
params['ssid'] = ssid
params['max_listen_interval'] = "1"
hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"])
if ev is None:
raise Exception("Association rejection not reported")
if "status_code=51" not in ev:
raise Exception("Unexpected ASSOC-REJECT reason")
@remote_compatible
def test_ap_max_num_sta(dev, apdev):
"""Open AP with maximum STA count"""
ssid = "max"
params = {}
params['ssid'] = ssid
params['max_num_sta'] = "1"
hostapd.add_ap(apdev[0], params)
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
if ev is not None:
raise Exception("Unexpected association")
def test_ap_max_num_sta_no_probe_resp(dev, apdev, params):
"""Maximum STA count and limit on Probe Response frames"""
logdir = params['logdir']
dev[0].flush_scan_cache()
ssid = "max"
params = {}
params['ssid'] = ssid
params['beacon_int'] = "2000"
params['max_num_sta'] = "1"
params['no_probe_resp_if_max_sta'] = "1"
hostapd.add_ap(apdev[0], params)
dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
dev[0].scan(freq=2412, type="ONLY")
dev[0].scan(freq=2412, type="ONLY")
seen = dev[0].get_bss(apdev[0]['bssid']) != None
dev[1].scan(freq=2412, type="ONLY")
if seen:
out = run_tshark(os.path.join(logdir, "hwsim0.pcapng"),
"wlan.fc.type_subtype == 5", ["wlan.da"])
if out:
if dev[0].own_addr() not in out:
# Discovery happened through Beacon frame reception. That's not
# an error case.
seen = False
if dev[1].own_addr() not in out:
raise Exception("No Probe Response frames to dev[1] seen")
if seen:
raise Exception("AP found unexpectedly")
@remote_compatible
def test_ap_tx_queue_params(dev, apdev):
"""Open AP with TX queue params set"""
ssid = "tx"
params = {}
params['ssid'] = ssid
params['tx_queue_data2_aifs'] = "4"
params['tx_queue_data2_cwmin'] = "7"
params['tx_queue_data2_cwmax'] = "1023"
params['tx_queue_data2_burst'] = "4.2"
params['tx_queue_data1_aifs'] = "4"
params['tx_queue_data1_cwmin'] = "7"
params['tx_queue_data1_cwmax'] = "1023"
params['tx_queue_data1_burst'] = "2"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_tx_queue_params_invalid(dev, apdev):
"""Invalid TX queue params set (cwmin/cwmax)"""
ssid = "tx"
params = {}
params['ssid'] = ssid
params['tx_queue_data2_aifs'] = "4"
params['tx_queue_data2_cwmin'] = "7"
params['tx_queue_data2_cwmax'] = "1023"
params['tx_queue_data2_burst'] = "4.2"
params['wmm_ac_bk_cwmin'] = "4"
params['wmm_ac_bk_cwmax'] = "10"
params['wmm_ac_bk_aifs'] = "7"
params['wmm_ac_bk_txop_limit'] = "0"
params['wmm_ac_bk_acm'] = "0"
hapd = hostapd.add_ap(apdev[0], params)
# Valid WMM change
hapd.set("wmm_ac_be_cwmin", "3")
# "Invalid TX queue cwMin/cwMax values. cwMin(7) greater than cwMax(3)"
if "FAIL" not in hapd.request('SET tx_queue_data2_cwmax 3'):
raise Exception("TX cwMax < cwMin accepted")
# "Invalid WMM AC cwMin/cwMax values. cwMin(4) greater than cwMax(3)"
if "FAIL" not in hapd.request('SET wmm_ac_bk_cwmax 3'):
raise Exception("AC cwMax < cwMin accepted")
hapd.request("SET tx_queue_data2_cwmax 1023")
hapd.set("wmm_ac_bk_cwmax", "10")
# Invalid IEs to cause WMM parameter update failing
hapd.set("vendor_elements", "dd04112233")
hapd.set("wmm_ac_be_cwmin", "3")
# Valid IEs to cause WMM parameter update succeeding
hapd.set("vendor_elements", "dd0411223344")
hapd.set("wmm_ac_be_cwmin", "3")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
def test_ap_beacon_rate_legacy(dev, apdev):
"""Open AP with Beacon frame TX rate 5.5 Mbps"""
hapd = hostapd.add_ap(apdev[0], {'ssid': 'beacon-rate'})
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000080000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', '55')
hapd.enable()
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="2412")
time.sleep(0.5)
def test_ap_beacon_rate_legacy2(dev, apdev):
"""Open AP with Beacon frame TX rate 12 Mbps in VHT BSS"""
hapd = hostapd.add_ap(apdev[0], {'ssid': 'beacon-rate'})
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000080000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', '120')
hapd.set("country_code", "DE")
hapd.set("hw_mode", "a")
hapd.set("channel", "36")
hapd.set("ieee80211n", "1")
hapd.set("ieee80211ac", "1")
hapd.set("ht_capab", "[HT40+]")
hapd.set("vht_capab", "")
hapd.set("vht_oper_chwidth", "0")
hapd.set("vht_oper_centr_freq_seg0_idx", "0")
try:
hapd.enable()
dev[0].scan_for_bss(hapd.own_addr(), freq="5180")
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="5180")
time.sleep(0.5)
finally:
dev[0].request("DISCONNECT")
hapd.request("DISABLE")
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_ap_beacon_rate_ht(dev, apdev):
"""Open AP with Beacon frame TX rate HT-MCS 0"""
hapd = hostapd.add_ap(apdev[0], {'ssid': 'beacon-rate'})
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000100000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', 'ht:0')
hapd.enable()
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="2412")
time.sleep(0.5)
def test_ap_beacon_rate_ht2(dev, apdev):
"""Open AP with Beacon frame TX rate HT-MCS 1 in VHT BSS"""
hapd = hostapd.add_ap(apdev[0], {'ssid': 'beacon-rate'})
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000100000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', 'ht:1')
hapd.set("country_code", "DE")
hapd.set("hw_mode", "a")
hapd.set("channel", "36")
hapd.set("ieee80211n", "1")
hapd.set("ieee80211ac", "1")
hapd.set("ht_capab", "[HT40+]")
hapd.set("vht_capab", "")
hapd.set("vht_oper_chwidth", "0")
hapd.set("vht_oper_centr_freq_seg0_idx", "0")
try:
hapd.enable()
dev[0].scan_for_bss(hapd.own_addr(), freq="5180")
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="5180")
time.sleep(0.5)
finally:
dev[0].request("DISCONNECT")
hapd.request("DISABLE")
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_ap_beacon_rate_vht(dev, apdev):
"""Open AP with Beacon frame TX rate VHT-MCS 0"""
hapd = hostapd.add_ap(apdev[0], {'ssid': 'beacon-rate'})
res = hapd.get_driver_status_field('capa.flags')
if (int(res, 0) & 0x0000200000000000) == 0:
raise HwsimSkip("Setting Beacon frame TX rate not supported")
hapd.disable()
hapd.set('beacon_rate', 'vht:0')
hapd.set("country_code", "DE")
hapd.set("hw_mode", "a")
hapd.set("channel", "36")
hapd.set("ieee80211n", "1")
hapd.set("ieee80211ac", "1")
hapd.set("ht_capab", "[HT40+]")
hapd.set("vht_capab", "")
hapd.set("vht_oper_chwidth", "0")
hapd.set("vht_oper_centr_freq_seg0_idx", "0")
try:
hapd.enable()
dev[0].scan_for_bss(hapd.own_addr(), freq="5180")
dev[0].connect('beacon-rate', key_mgmt="NONE", scan_freq="5180")
time.sleep(0.5)
finally:
dev[0].request("DISCONNECT")
hapd.request("DISABLE")
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_ap_wep_to_wpa(dev, apdev):
"""WEP to WPA2-PSK configuration change in hostapd"""
check_wep_capa(dev[0])
hapd = hostapd.add_ap(apdev[0],
{"ssid": "wep-to-wpa",
"wep_key0": '"hello"'})
dev[0].flush_scan_cache()
dev[0].connect("wep-to-wpa", key_mgmt="NONE", wep_key0='"hello"',
scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.disable()
hapd.set("wep_key0", "")
hapd.set("wpa_passphrase", "12345678")
hapd.set("wpa", "2")
hapd.set("wpa_key_mgmt", "WPA-PSK")
hapd.set("rsn_pairwise", "CCMP")
hapd.enable()
dev[0].connect("wep-to-wpa", psk="12345678", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_missing_psk(dev, apdev):
"""WPA2-PSK AP and no PSK configured"""
ssid = "test-wpa2-psk"
params = hostapd.wpa2_params(ssid=ssid)
try:
# "WPA-PSK enabled, but PSK or passphrase is not configured."
hostapd.add_ap(apdev[0], params)
raise Exception("AP setup succeeded unexpectedly")
except Exception as e:
if "Failed to enable hostapd" in str(e):
pass
else:
raise
def test_ap_eapol_version(dev, apdev):
"""hostapd eapol_version configuration"""
passphrase = "asdfghjkl"
params = hostapd.wpa2_params(ssid="test1", passphrase=passphrase)
hapd = hostapd.add_ap(apdev[0], params)
params = hostapd.wpa2_params(ssid="test2", passphrase=passphrase)
params['eapol_version'] = '1'
hapd2 = hostapd.add_ap(apdev[1], params)
hapd.request("SET ext_eapol_frame_io 1")
dev[0].connect("test1", psk=passphrase, scan_freq="2412",
wait_connect=False)
ev1 = hapd.wait_event(["EAPOL-TX"], timeout=15)
if ev1 is None:
raise Exception("Timeout on EAPOL-TX from hostapd")
hapd.request("SET ext_eapol_frame_io 0")
hapd2.request("SET ext_eapol_frame_io 1")
dev[1].connect("test2", psk=passphrase, scan_freq="2412",
wait_connect=False)
ev2 = hapd2.wait_event(["EAPOL-TX"], timeout=15)
if ev2 is None:
raise Exception("Timeout on EAPOL-TX from hostapd")
hapd2.request("SET ext_eapol_frame_io 0")
dev[0].wait_connected()
dev[1].wait_connected()
ver1 = ev1.split(' ')[2][0:2]
ver2 = ev2.split(' ')[2][0:2]
if ver1 != "02":
raise Exception("Unexpected default eapol_version: " + ver1)
if ver2 != "01":
raise Exception("eapol_version did not match configuration: " + ver2)
def test_ap_dtim_period(dev, apdev):
"""DTIM period configuration"""
ssid = "dtim-period"
params = {'ssid': ssid, 'dtim_period': "10"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].flush_scan_cache()
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
for i in range(10):
dev[0].scan(freq="2412")
bss = dev[0].get_bss(bssid)
if 'beacon_ie' in bss:
break
time.sleep(0.2)
if 'beacon_ie' not in bss:
raise Exception("Did not find Beacon IEs")
ie = parse_ie(bss['beacon_ie'])
if 5 not in ie:
raise Exception("TIM element missing")
count, period = struct.unpack('BB', ie[5][0:2])
logger.info("DTIM count %d DTIM period %d" % (count, period))
if period != 10:
raise Exception("Unexpected DTIM period: %d" % period)
if count >= period:
raise Exception("Unexpected DTIM count: %d" % count)
def test_ap_no_probe_resp(dev, apdev):
"""AP with Probe Response frame sending from hostapd disabled"""
ssid = "no-probe-resp"
params = {'ssid': ssid, 'send_probe_response': "0"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412", passive=True)
dev[0].scan_for_bss(bssid, freq="2412", force_scan=True)
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
bss = dev[0].get_bss(bssid)
if 'ie' in bss and 'beacon_ie' in bss and \
len(bss['ie']) != len(bss['beacon_ie']):
raise Exception("Probe Response frames seen")
def test_ap_long_preamble(dev, apdev):
"""AP with long preamble"""
ssid = "long-preamble"
params = {'ssid': ssid, 'preamble': "0",
'hw_mode': 'b', 'ieee80211n': '0',
'supported_rates': '10', 'basic_rates': '10'}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_wmm_uapsd(dev, apdev):
"""AP with U-APSD advertisement"""
ssid = "uapsd"
params = {'ssid': ssid, 'uapsd_advertisement_enabled': "1"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_wowlan_triggers(dev, apdev):
"""AP with wowlan_triggers"""
ssid = "wowlan"
params = {'ssid': ssid, 'wowlan_triggers': "any"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_notify_mgmt_frames(dev, apdev):
"""hostapd notify_mgmt_frames configuration enabled"""
ssid = "mgmt_frames"
params = {'ssid': ssid, 'notify_mgmt_frames': "1"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
ev = hapd.wait_event(["AP-MGMT-FRAME-RECEIVED"], timeout=5)
if ev is None:
raise Exception("AP-MGMT-FRAME-RECEIVED wait timed out")
if "buf=b0" not in ev:
raise Exception("Expected auth request in AP-MGMT-FRAME-RECEIVED")
def test_ap_notify_mgmt_frames_disabled(dev, apdev):
"""hostapd notify_mgmt_frames configuration disabled"""
ssid = "mgmt_frames"
params = {'ssid': ssid, 'notify_mgmt_frames': "0"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
ev = hapd.wait_event(["AP-MGMT-FRAME-RECEIVED"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected AP-MGMT-FRAME-RECEIVED")
def test_ap_airtime_policy_static(dev, apdev):
"""Airtime policy - static"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['airtime_mode'] = "1"
params['airtime_update_interval'] = "200"
params['airtime_sta_weight'] = dev[0].own_addr() + " 512"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
time.sleep(1)
def test_ap_airtime_policy_per_bss_dynamic(dev, apdev):
"""Airtime policy - per-BSS dynamic"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['airtime_mode'] = "2"
params['airtime_update_interval'] = "200"
params['airtime_bss_weight'] = "2"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
time.sleep(1)
def test_ap_airtime_policy_per_bss_limit(dev, apdev):
"""Airtime policy - per-BSS limit"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['airtime_mode'] = "3"
params['airtime_update_interval'] = "200"
params['airtime_bss_weight'] = "2"
params['airtime_bss_limit'] = "1"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
time.sleep(1)
hapd.set("force_backlog_bytes", "1")
time.sleep(1)
def test_ap_airtime_policy_per_bss_limit_invalid(dev, apdev):
"""Airtime policy - per-BSS limit (invalid)"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['airtime_mode'] = "3"
params['airtime_update_interval'] = "0"
params['airtime_bss_weight'] = "2"
params['airtime_bss_limit'] = "1"
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Invalid airtime policy configuration accepted")
hapd.set("airtime_update_interval", "200")
hapd.enable()
hapd.set("airtime_update_interval", "0")
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
time.sleep(1)
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