hostap/tests/hwsim/test_sae.py

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# Test cases for SAE
# Copyright (c) 2013, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import time
import subprocess
import logging
logger = logging.getLogger()
import hwsim_utils
import hostapd
def test_sae(dev, apdev):
"""SAE with default group"""
params = hostapd.wpa2_params(ssid="test-sae",
passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
key_mgmt = hapd.get_config()['key_mgmt']
if key_mgmt.split(' ')[0] != "SAE":
raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
dev[0].request("SET sae_groups ")
id = dev[0].connect("test-sae", psk="12345678", key_mgmt="SAE",
scan_freq="2412")
if dev[0].get_status_field('sae_group') != '19':
raise Exception("Expected default SAE group not used")
def test_sae_pmksa_caching(dev, apdev):
"""SAE and PMKSA caching"""
params = hostapd.wpa2_params(ssid="test-sae",
passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].request("SET sae_groups ")
dev[0].connect("test-sae", psk="12345678", key_mgmt="SAE",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].request("RECONNECT")
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
if ev is None:
raise Exception("Reconnect timed out")
if dev[0].get_status_field('sae_group') is not None:
raise Exception("SAE group claimed to have been used")
def test_sae_pmksa_caching_disabled(dev, apdev):
"""SAE and PMKSA caching disabled"""
params = hostapd.wpa2_params(ssid="test-sae",
passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE'
params['disable_pmksa_caching'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].request("SET sae_groups ")
dev[0].connect("test-sae", psk="12345678", key_mgmt="SAE",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].request("RECONNECT")
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
if ev is None:
raise Exception("Reconnect timed out")
if dev[0].get_status_field('sae_group') != '19':
raise Exception("Expected default SAE group not used")
def test_sae_groups(dev, apdev):
"""SAE with all supported groups"""
# This would be the full list of supported groups, but groups 14-16
# (2048-4096 bit MODP) are a bit too slow on some VMs and can result in
# hitting mac80211 authentication timeout, so skip them for now.
#sae_groups = [ 19, 25, 26, 20, 21, 2, 5, 14, 15, 16, 22, 23, 24 ]
sae_groups = [ 19, 25, 26, 20, 21, 2, 5, 22, 23, 24 ]
groups = [str(g) for g in sae_groups]
params = hostapd.wpa2_params(ssid="test-sae-groups",
passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE'
params['sae_groups'] = ' '.join(groups)
hostapd.add_ap(apdev[0]['ifname'], params)
for g in groups:
logger.info("Testing SAE group " + g)
dev[0].request("SET sae_groups " + g)
id = dev[0].connect("test-sae-groups", psk="12345678", key_mgmt="SAE",
scan_freq="2412")
if dev[0].get_status_field('sae_group') != g:
raise Exception("Expected SAE group not used")
dev[0].remove_network(id)
def test_sae_group_nego(dev, apdev):
"""SAE group negotiation"""
params = hostapd.wpa2_params(ssid="test-sae-group-nego",
passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE'
params['sae_groups'] = '19'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].request("SET sae_groups 25 26 20 19")
dev[0].connect("test-sae-group-nego", psk="12345678", key_mgmt="SAE",
scan_freq="2412")
if dev[0].get_status_field('sae_group') != '19':
raise Exception("Expected SAE group not used")
def test_sae_anti_clogging(dev, apdev):
"""SAE anti clogging"""
params = hostapd.wpa2_params(ssid="test-sae", passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE'
params['sae_anti_clogging_threshold'] = '1'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].request("SET sae_groups ")
dev[1].request("SET sae_groups ")
id = {}
for i in range(0, 2):
dev[i].scan(freq="2412")
id[i] = dev[i].connect("test-sae", psk="12345678", key_mgmt="SAE",
scan_freq="2412", only_add_network=True)
for i in range(0, 2):
dev[i].select_network(id[i])
for i in range(0, 2):
ev = dev[i].wait_event(["CTRL-EVENT-CONNECTED"], timeout=10)
if ev is None:
raise Exception("Association with the AP timed out")
def test_sae_forced_anti_clogging(dev, apdev):
"""SAE anti clogging (forced)"""
params = hostapd.wpa2_params(ssid="test-sae", passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE WPA-PSK'
params['sae_anti_clogging_threshold'] = '0'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[2].connect("test-sae", psk="12345678", scan_freq="2412")
for i in range(0, 2):
dev[i].request("SET sae_groups ")
dev[i].connect("test-sae", psk="12345678", key_mgmt="SAE",
scan_freq="2412")
def test_sae_mixed(dev, apdev):
"""Mixed SAE and non-SAE network"""
params = hostapd.wpa2_params(ssid="test-sae", passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE WPA-PSK'
params['sae_anti_clogging_threshold'] = '0'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[2].connect("test-sae", psk="12345678", scan_freq="2412")
for i in range(0, 2):
dev[i].request("SET sae_groups ")
dev[i].connect("test-sae", psk="12345678", key_mgmt="SAE",
scan_freq="2412")