hostapd/tests/hwsim/test_rsn_override.py
Jouni Malinen 2e4c612dd2 Allow RSNE/RSNXE/RSNOE/RSNO2E/RSNXOE to be replace for testing
This is convenient for testing STA behavior with various RSN element
combinations and special cases.

Signed-off-by: Jouni Malinen <quic_jouni@quicinc.com>
2024-07-24 01:01:29 +00:00

319 lines
12 KiB
Python

# Test cases for RSNE/RSNXE overriding
# Copyright (c) 2023-2024, Qualcomm Innovation Center, Inc.
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import hostapd
from utils import *
from hwsim import HWSimRadio
from wpasupplicant import WpaSupplicant
from test_eht import eht_mld_enable_ap, eht_verify_status, eht_verify_wifi_version, traffic_test
def test_rsn_override(dev, apdev):
"""RSNE=WPA2-Personal/PMF-optional override=WPA3-Personal/PMF-required (with MLO parameters)"""
check_sae_capab(dev[0])
ssid = "test-rsn-override"
params = hostapd.wpa2_params(ssid=ssid,
passphrase="12345678",
ieee80211w='1')
params['rsn_override_key_mgmt'] = 'SAE SAE-EXT-KEY'
params['rsn_override_pairwise'] = 'CCMP GCMP-256'
params['rsn_override_mfp'] = '2'
params['beacon_prot'] = '1'
params['sae_groups'] = '19 20'
params['sae_require_mfp'] = '1'
params['sae_pwe'] = '2'
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
try:
dev[0].set("rsn_overriding", "1")
dev[0].scan_for_bss(bssid, freq=2412)
bss = dev[0].get_bss(bssid)
flags = bss['flags']
if "PSK" in flags:
raise Exception("Unexpected BSS flags: " + flags)
if "-SAE+SAE-EXT-KEY-" not in flags:
raise Exception("Unexpected BSS flags: " + flags)
if "-GCMP-256+CCMP" not in flags:
raise Exception("Unexpected BSS flags: " + flags)
dev[0].set("sae_pwe", "2")
dev[0].set("sae_groups", "")
dev[0].connect(ssid, sae_password="12345678", key_mgmt="SAE",
ieee80211w="2", scan_freq="2412")
finally:
dev[0].set("sae_pwe", "0")
dev[0].set("rsn_overriding", "0")
def test_rsn_override2(dev, apdev):
"""RSNE=WPA2-Personal/PMF-disabled override=WPA3-Personal/PMF-required (with MLO parameters)"""
check_sae_capab(dev[0])
ssid = "test-rsn-override"
params = hostapd.wpa2_params(ssid=ssid,
passphrase="12345678",
ieee80211w='0')
params['rsn_override_key_mgmt'] = 'SAE SAE-EXT-KEY'
params['rsn_override_pairwise'] = 'CCMP GCMP-256'
params['rsn_override_mfp'] = '2'
params['beacon_prot'] = '1'
params['sae_groups'] = '19 20'
params['sae_require_mfp'] = '1'
params['sae_pwe'] = '2'
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
try:
dev[0].set("rsn_overriding", "1")
dev[0].scan_for_bss(bssid, freq=2412)
bss = dev[0].get_bss(bssid)
flags = bss['flags']
if "PSK" in flags:
raise Exception("Unexpected BSS flags: " + flags)
if "-SAE+SAE-EXT-KEY-" not in flags:
raise Exception("Unexpected BSS flags: " + flags)
if "-GCMP-256+CCMP" not in flags:
raise Exception("Unexpected BSS flags: " + flags)
dev[0].set("sae_pwe", "2")
dev[0].set("sae_groups", "")
dev[0].connect(ssid, sae_password="12345678", key_mgmt="SAE",
ieee80211w="2", scan_freq="2412")
finally:
dev[0].set("sae_pwe", "0")
dev[0].set("rsn_overriding", "0")
def test_rsn_override_no_pairwise(dev, apdev):
"""RSN overriding and no pairwise cipher match in RSNEO"""
check_sae_capab(dev[0])
ssid = "test-rsn-override"
params = hostapd.wpa2_params(ssid=ssid,
passphrase="12345678",
ieee80211w='1')
params['rsn_override_key_mgmt'] = 'SAE SAE-EXT-KEY'
params['rsn_override_pairwise'] = 'GCMP-256'
params['rsn_override_mfp'] = '2'
params['beacon_prot'] = '1'
params['sae_groups'] = '19 20'
params['sae_require_mfp'] = '1'
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
try:
dev[0].set("rsn_overriding", "1")
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].set("sae_groups", "")
dev[0].connect(ssid, psk="12345678", key_mgmt="WPA-PSK SAE",
pairwise="CCMP", ieee80211w="1", scan_freq="2412")
finally:
dev[0].set("sae_pwe", "0")
dev[0].set("rsn_overriding", "0")
def test_rsn_override_mld(dev, apdev):
"""AP MLD and RSNE=WPA2-Personal/PMF-disabled override=WPA3-Personal/PMF-required"""
run_rsn_override_mld(dev, apdev, False)
def test_rsn_override_mld_mixed(dev, apdev):
"""AP MLD and RSNE=WPA2-Personal/PMF-disabled override=WPA3-Personal/PMF-required on one link"""
run_rsn_override_mld(dev, apdev, True)
def run_rsn_override_mld(dev, apdev, mixed):
with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add(wpas_iface)
passphrase = 'qwertyuiop'
ssid = "AP MLD RSN override"
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['ieee80211n'] = '1'
params['ieee80211ax'] = '1'
params['ieee80211be'] = '1'
params['channel'] = '1'
params['hw_mode'] = 'g'
params['beacon_prot'] = '1'
params['sae_groups'] = '19 20'
params['sae_require_mfp'] = '1'
params['sae_pwe'] = '2'
if not mixed:
params['rsn_override_key_mgmt'] = 'SAE'
params['rsn_override_key_mgmt_2'] = 'SAE-EXT-KEY'
params['rsn_override_pairwise'] = 'CCMP'
params['rsn_override_pairwise_2'] = 'GCMP-256'
params['rsn_override_mfp'] = '1'
params['rsn_override_mfp_2'] = '2'
params1 = dict(params)
if mixed:
params['wpa_key_mgmt'] = 'SAE SAE-EXT-KEY'
params['rsn_pairwise'] = 'CCMP GCMP-256'
params['ieee80211w'] = '2'
params['rsn_override_key_mgmt_2'] = 'SAE SAE-EXT-KEY'
params['rsn_override_pairwise_2'] = 'CCMP GCMP-256'
params['rsn_override_mfp_2'] = '2'
params1['rsn_override_key_mgmt_2'] = 'SAE SAE-EXT-KEY'
params1['rsn_override_pairwise_2'] = 'CCMP GCMP-256'
params1['rsn_override_mfp_2'] = '2'
hapd0 = eht_mld_enable_ap(hapd_iface, params)
params1['channel'] = '6'
hapd1 = eht_mld_enable_ap(hapd_iface, params1)
wpas.set("sae_pwe", "1")
wpas.set("rsn_overriding", "1")
wpas.connect(ssid, sae_password=passphrase, scan_freq="2412 2437",
key_mgmt="SAE-EXT-KEY", ieee80211w="2", beacon_prot="1",
pairwise="GCMP-256 CCMP")
eht_verify_status(wpas, hapd0, 2412, 20, is_ht=True, mld=True,
valid_links=3, active_links=3)
eht_verify_wifi_version(wpas)
traffic_test(wpas, hapd0)
traffic_test(wpas, hapd1)
dev[0].set("rsn_overriding", "0")
dev[0].connect(ssid, psk=passphrase, key_mgmt="WPA-PSK",
scan_freq="2412 2437")
status = wpas.get_status()
if status['key_mgmt'] != 'SAE-EXT-KEY' or \
status['pmf'] != '2' or \
status['pairwise_cipher'] != 'GCMP-256':
raise Exception("Unexpected result for new STA")
status = dev[0].get_status()
if status['key_mgmt'] != 'WPA2-PSK' or \
status['pairwise_cipher'] != 'CCMP':
raise Exception("Unexpected result for legacy STA")
def test_rsn_override_connect_cmd(dev, apdev):
"""RSNE=WPA2-Personal/PMF-optional override=WPA3-Personal/PMF-required using cfg80211 connect command"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1 rsn_override_in_driver=1")
check_sae_capab(wpas)
ssid = "test-rsn-override"
params = hostapd.wpa2_params(ssid=ssid,
passphrase="12345678",
ieee80211w='1')
params['rsn_override_key_mgmt'] = 'WPA-PSK-SHA256'
params['rsn_override_pairwise'] = 'CCMP GCMP-256'
params['rsn_override_mfp'] = '2'
params['beacon_prot'] = '1'
hapd = hostapd.add_ap(apdev[0], params)
wpas.set("rsn_overriding", "1")
wpas.connect(ssid, psk="12345678", key_mgmt="WPA-PSK-SHA256",
ieee80211w="2", scan_freq="2412")
def test_rsn_override_omit_rsnxe(dev, apdev):
"""RSN overriding with RSNXE explicitly omitted"""
check_sae_capab(dev[0])
ssid = "test-rsn-override"
params = hostapd.wpa2_params(ssid=ssid,
passphrase="12345678",
ieee80211w='1')
params['rsn_override_key_mgmt'] = 'SAE SAE-EXT-KEY'
params['rsn_override_pairwise'] = 'CCMP GCMP-256'
params['rsn_override_mfp'] = '2'
params['beacon_prot'] = '1'
params['sae_groups'] = '19 20'
params['sae_require_mfp'] = '1'
params['sae_pwe'] = '2'
params['ssid_protection'] = '1'
params['rsn_override_omit_rsnxe'] = '1'
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
try:
dev[0].set("rsn_overriding", "1")
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].set("sae_pwe", "2")
dev[0].set("sae_groups", "")
dev[0].connect(ssid, sae_password="12345678", key_mgmt="SAE",
ieee80211w="2", ssid_protection="1",
scan_freq="2412")
finally:
dev[0].set("sae_pwe", "0")
dev[0].set("rsn_overriding", "0")
def test_rsn_override_replace_ies(dev, apdev):
"""RSN overriding and replaced AP IEs"""
check_sae_capab(dev[0])
ssid = "test-rsn-override"
params = hostapd.wpa2_params(ssid=ssid,
passphrase="12345678",
ieee80211w='1')
params['rsn_override_key_mgmt'] = 'SAE'
params['rsn_override_key_mgmt_2'] = 'SAE-EXT-KEY'
params['rsn_override_pairwise'] = 'CCMP'
params['rsn_override_pairwise_2'] = 'GCMP-256'
params['rsn_override_mfp'] = '1'
params['rsn_override_mfp_2'] = '2'
params['beacon_prot'] = '1'
params['sae_groups'] = '19 20'
params['sae_require_mfp'] = '1'
params['sae_pwe'] = '2'
params['ssid_protection'] = '1'
params['rsne_override'] = '30180100000fac040100000fac040200000facff000fac020c00'
params['rsnxe_override'] = 'f40320eeee'
params['rsnoe_override'] = 'dd1c506f9a290100000fac040100000fac040200000facff000fac088c00'
params['rsno2e_override'] = 'dd1c506f9a2a0100000fac040100000fac090200000facff000fac18cc00'
params['rsnxoe_override'] = 'dd07506f9a2b20bbbb'
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
try:
dev[0].set("rsn_overriding", "1")
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].set("sae_pwe", "2")
dev[0].set("sae_groups", "")
dev[0].connect(ssid, sae_password="12345678", key_mgmt="SAE",
ieee80211w="2", ssid_protection="1",
scan_freq="2412")
finally:
dev[0].set("sae_pwe", "0")
dev[0].set("rsn_overriding", "0")
def test_rsn_override_rsnxe_extensibility(dev, apdev):
"""RSN overriding and RSNXE extensibility"""
check_sae_capab(dev[0])
ssid = "test-rsn-override"
params = hostapd.wpa2_params(ssid=ssid,
passphrase="12345678",
ieee80211w='1')
params['rsn_override_key_mgmt'] = 'SAE SAE-EXT-KEY'
params['rsn_override_pairwise'] = 'CCMP GCMP-256'
params['rsn_override_mfp'] = '2'
params['beacon_prot'] = '1'
params['sae_groups'] = '19 20'
params['sae_require_mfp'] = '1'
params['sae_pwe'] = '2'
params['rsnxe_override'] = 'f4182f0000ffffffffffffffffffffffffffeeeeeeeeeeeeeeee'
params['rsnxoe_override'] = 'dd1c506f9a2b2f0000ffffffffffffffffffffffffffeeeeeeeeeeeeeeee'
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
try:
dev[0].set("rsn_overriding", "1")
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].set("sae_pwe", "2")
dev[0].set("sae_groups", "")
dev[0].connect(ssid, sae_password="12345678", key_mgmt="SAE",
ieee80211w="2", ssid_protection="1",
scan_freq="2412")
finally:
dev[0].set("sae_pwe", "0")
dev[0].set("rsn_overriding", "0")