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89baf47104
fragattacks/tests/hwsim/test_owe.py
Jouni Malinen 89baf47104 tests: OWE using cfg80211 connect command 
Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
2017-10-09 12:39:14 +03:00

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# Test cases for Opportunistic Wireless Encryption (OWE)
# Copyright (c) 2017, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import logging
logger = logging.getLogger()
import hostapd
from wpasupplicant import WpaSupplicant
import hwsim_utils
from utils import HwsimSkip
def test_owe(dev, apdev):
"""Opportunistic Wireless Encryption"""
if "OWE" not in dev[0].get_capability("key_mgmt"):
raise HwsimSkip("OWE not supported")
params = { "ssid": "owe",
"wpa": "2",
"wpa_key_mgmt": "OWE",
"rsn_pairwise": "CCMP" }
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
bss = dev[0].get_bss(bssid)
if "[WPA2-OWE-CCMP]" not in bss['flags']:
raise Exception("OWE AKM not recognized: " + bss['flags'])
dev[0].connect("owe", key_mgmt="OWE")
hwsim_utils.test_connectivity(dev[0], hapd)
val = dev[0].get_status_field("key_mgmt")
if val != "OWE":
raise Exception("Unexpected key_mgmt: " + val)
def test_owe_groups(dev, apdev):
"""Opportunistic Wireless Encryption - DH groups"""
if "OWE" not in dev[0].get_capability("key_mgmt"):
raise HwsimSkip("OWE not supported")
params = { "ssid": "owe",
"wpa": "2",
"wpa_key_mgmt": "OWE",
"rsn_pairwise": "CCMP" }
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
for group in [ 19, 20, 21 ]:
dev[0].connect("owe", key_mgmt="OWE", owe_group=str(group))
hwsim_utils.test_connectivity(dev[0], hapd)
dev[0].request("REMOVE_NETWORK all")
dev[0].wait_disconnected()
dev[0].dump_monitor()
def test_owe_pmksa_caching(dev, apdev):
"""Opportunistic Wireless Encryption and PMKSA caching"""
run_owe_pmksa_caching(dev, apdev)
def test_owe_pmksa_caching_connect_cmd(dev, apdev):
"""Opportunistic Wireless Encryption and PMKSA caching using cfg80211 connect command"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
run_owe_pmksa_caching([ wpas ], apdev)
def run_owe_pmksa_caching(dev, apdev):
if "OWE" not in dev[0].get_capability("key_mgmt"):
raise HwsimSkip("OWE not supported")
params = { "ssid": "owe",
"wpa": "2",
"wpa_key_mgmt": "OWE",
"rsn_pairwise": "CCMP" }
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
id = dev[0].connect("owe", key_mgmt="OWE")
hwsim_utils.test_connectivity(dev[0], hapd)
pmksa = dev[0].get_pmksa(bssid)
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, 2412)
dev[0].wait_connected()
hwsim_utils.test_connectivity(dev[0], hapd)
pmksa2 = dev[0].get_pmksa(bssid)
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
if "OK" not in hapd.request("PMKSA_FLUSH"):
raise Exception("PMKSA_FLUSH failed")
dev[0].select_network(id, 2412)
dev[0].wait_connected()
hwsim_utils.test_connectivity(dev[0], hapd)
pmksa3 = dev[0].get_pmksa(bssid)
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
if pmksa is None or pmksa2 is None or pmksa3 is None:
raise Exception("PMKSA entry missing")
if pmksa['pmkid'] != pmksa2['pmkid']:
raise Exception("Unexpected PMKID change when using PMKSA caching")
if pmksa['pmkid'] == pmksa3['pmkid']:
raise Exception("PMKID did not change after PMKSA cache flush")
def test_owe_and_psk(dev, apdev):
"""Opportunistic Wireless Encryption and WPA2-PSK enabled"""
if "OWE" not in dev[0].get_capability("key_mgmt"):
raise HwsimSkip("OWE not supported")
params = { "ssid": "owe+psk",
"wpa": "2",
"wpa_key_mgmt": "OWE WPA-PSK",
"rsn_pairwise": "CCMP",
"wpa_passphrase": "12345678" }
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
dev[0].connect("owe+psk", psk="12345678")
hwsim_utils.test_connectivity(dev[0], hapd)
dev[1].scan_for_bss(bssid, freq="2412")
dev[1].connect("owe+psk", key_mgmt="OWE")
hwsim_utils.test_connectivity(dev[1], hapd)
def test_owe_transition_mode(dev, apdev):
"""Opportunistic Wireless Encryption transition mode"""
run_owe_transition_mode(dev, apdev)
def test_owe_transition_mode_connect_cmd(dev, apdev):
"""Opportunistic Wireless Encryption transition mode using cfg80211 connect command"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
run_owe_transition_mode([ wpas ], apdev)
def run_owe_transition_mode(dev, apdev):
if "OWE" not in dev[0].get_capability("key_mgmt"):
raise HwsimSkip("OWE not supported")
params = { "ssid": "owe-random",
"wpa": "2",
"wpa_key_mgmt": "OWE",
"rsn_pairwise": "CCMP",
"owe_transition_bssid": apdev[1]['bssid'],
"owe_transition_ssid": '"owe-test"',
"ignore_broadcast_ssid": "1" }
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
params = { "ssid": "owe-test",
"owe_transition_bssid": apdev[0]['bssid'],
"owe_transition_ssid": '"owe-random"' }
hapd2 = hostapd.add_ap(apdev[1], params)
bssid2 = hapd2.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
dev[0].scan_for_bss(bssid2, freq="2412")
bss = dev[0].get_bss(bssid)
if "[WPA2-OWE-CCMP]" not in bss['flags']:
raise Exception("OWE AKM not recognized: " + bss['flags'])
if "[OWE-TRANS]" not in bss['flags']:
raise Exception("OWE transition not recognized: " + bss['flags'])
bss = dev[0].get_bss(bssid2)
if "[OWE-TRANS-OPEN]" not in bss['flags']:
raise Exception("OWE transition (open) not recognized: " + bss['flags'])
id = dev[0].connect("owe-test", key_mgmt="OWE")
hwsim_utils.test_connectivity(dev[0], hapd)
val = dev[0].get_status_field("key_mgmt")
if val != "OWE":
raise Exception("Unexpected key_mgmt: " + val)
logger.info("Move to OWE only mode (disable transition mode)")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
hapd2.disable()
hapd.disable()
dev[0].flush_scan_cache()
hapd.set("owe_transition_bssid", "00:00:00:00:00:00")
hapd.set("ignore_broadcast_ssid", '0')
hapd.set("ssid", 'owe-test')
hapd.enable()
dev[0].scan_for_bss(bssid, freq="2412")
dev[0].select_network(id, 2412)
dev[0].wait_connected()
hwsim_utils.test_connectivity(dev[0], hapd)
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