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hostapd/tests/hwsim/test_connect_cmd.py
Jouni Malinen 19307ef69a tests: WPA2/WPA-PSK cfg80211 connect command to trigger roam 
Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
2021-10-06 20:56:24 +03:00

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# cfg80211 connect command (SME in the driver/firmware)
# 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 logging
logger = logging.getLogger()
import time
import hwsim_utils
import hostapd
from wpasupplicant import WpaSupplicant
from p2p_utils import *
from utils import *
def test_connect_cmd_open(dev, apdev):
"""Open connection using cfg80211 connect command"""
params = {"ssid": "sta-connect",
"manage_p2p": "1",
"allow_cross_connection": "1"}
hostapd.add_ap(apdev[0], params)
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("sta-connect", key_mgmt="NONE", scan_freq="2412",
bg_scan_period="1")
wpas.dump_monitor()
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
def test_connect_cmd_wep(dev, apdev):
"""WEP Open System using cfg80211 connect command"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
check_wep_capa(wpas)
params = {"ssid": "sta-connect-wep", "wep_key0": '"hello"'}
hapd = hostapd.add_ap(apdev[0], params)
wpas.connect("sta-connect-wep", key_mgmt="NONE", scan_freq="2412",
wep_key0='"hello"')
wpas.dump_monitor()
hwsim_utils.test_connectivity(wpas, hapd)
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
def test_connect_cmd_wep_shared(dev, apdev):
"""WEP Shared key using cfg80211 connect command"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
check_wep_capa(wpas)
params = {"ssid": "sta-connect-wep", "wep_key0": '"hello"',
"auth_algs": "2"}
hapd = hostapd.add_ap(apdev[0], params)
id = wpas.connect("sta-connect-wep", key_mgmt="NONE", scan_freq="2412",
auth_alg="SHARED", wep_key0='"hello"')
wpas.dump_monitor()
hwsim_utils.test_connectivity(wpas, hapd)
wpas.request("DISCONNECT")
wpas.remove_network(id)
wpas.connect("sta-connect-wep", key_mgmt="NONE", scan_freq="2412",
auth_alg="OPEN SHARED", wep_key0='"hello"')
wpas.dump_monitor()
hwsim_utils.test_connectivity(wpas, hapd)
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
def test_connect_cmd_p2p_management(dev, apdev):
"""Open connection using cfg80211 connect command and AP using P2P management"""
params = {"ssid": "sta-connect",
"manage_p2p": "1",
"allow_cross_connection": "0"}
hostapd.add_ap(apdev[0], params)
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("sta-connect", key_mgmt="NONE", scan_freq="2412")
wpas.dump_monitor()
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
def test_connect_cmd_wpa2_psk(dev, apdev):
"""WPA2-PSK connection using cfg80211 connect command"""
params = hostapd.wpa2_params(ssid="sta-connect", passphrase="12345678")
hostapd.add_ap(apdev[0], params)
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("sta-connect", psk="12345678", scan_freq="2412")
wpas.dump_monitor()
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
def test_connect_cmd_concurrent_grpform_while_connecting(dev, apdev):
"""Concurrent P2P group formation while connecting to an AP using cfg80211 connect command"""
logger.info("Start connection to an infrastructure AP")
hapd = hostapd.add_ap(apdev[0], {"ssid": "test-open"})
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("test-open", key_mgmt="NONE", wait_connect=False)
wpas.dump_monitor()
logger.info("Form a P2P group while connecting to an AP")
wpas.request("SET p2p_no_group_iface 0")
[i_res, r_res] = go_neg_pin_authorized(i_dev=dev[0], i_freq=2412,
r_dev=wpas, r_freq=2412)
check_grpform_results(i_res, r_res)
remove_group(dev[0], wpas)
wpas.dump_monitor()
logger.info("Confirm AP connection after P2P group removal")
hwsim_utils.test_connectivity(wpas, hapd)
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
def test_connect_cmd_reject_assoc(dev, apdev):
"""Connection using cfg80211 connect command getting rejected"""
params = {"ssid": "sta-connect",
"require_ht": "1"}
hostapd.add_ap(apdev[0], params)
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("sta-connect", key_mgmt="NONE", scan_freq="2412",
disable_ht="1", wait_connect=False)
ev = wpas.wait_event(["CTRL-EVENT-ASSOC-REJECT"], timeout=15)
if ev is None:
raise Exception("Association rejection timed out")
if "status_code=27" not in ev:
raise Exception("Unexpected rejection status code")
wpas.request("DISCONNECT")
wpas.dump_monitor()
def test_connect_cmd_disconnect_event(dev, apdev):
"""Connection using cfg80211 connect command getting disconnected by the AP"""
params = {"ssid": "sta-connect"}
hapd = hostapd.add_ap(apdev[0], params)
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("sta-connect", key_mgmt="NONE", scan_freq="2412")
if "OK" not in hapd.request("DEAUTHENTICATE " + wpas.p2p_interface_addr()):
raise Exception("DEAUTHENTICATE command failed")
ev = wpas.wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=5)
if ev is None:
raise Exception("Disconnection event timed out")
# This event was actually based on deauthenticate event since we force
# connect command to be used with a driver that supports auth+assoc for
# testing purposes. Anyway, wait some time to allow the debug log to capture
# the following NL80211_CMD_DISCONNECT event.
time.sleep(0.1)
wpas.dump_monitor()
# Clean up to avoid causing issue for following test cases
wpas.request("REMOVE_NETWORK all")
wpas.wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=2)
wpas.flush_scan_cache()
wpas.dump_monitor()
wpas.interface_remove("wlan5")
del wpas
def test_connect_cmd_roam(dev, apdev):
"""cfg80211 connect command to trigger roam"""
params = {"ssid": "sta-connect"}
hostapd.add_ap(apdev[0], params)
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("sta-connect", key_mgmt="NONE", scan_freq="2412")
wpas.dump_monitor()
hostapd.add_ap(apdev[1], params)
wpas.scan_for_bss(apdev[1]['bssid'], freq=2412, force_scan=True)
wpas.roam(apdev[1]['bssid'])
time.sleep(0.1)
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
def test_connect_cmd_wpa_psk_roam(dev, apdev):
"""WPA2/WPA-PSK connection using cfg80211 connect command to trigger roam"""
params = hostapd.wpa2_params(ssid="sta-connect", passphrase="12345678")
hostapd.add_ap(apdev[0], params)
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("sta-connect", psk="12345678", scan_freq="2412")
wpas.dump_monitor()
params = hostapd.wpa_params(ssid="sta-connect", passphrase="12345678")
hostapd.add_ap(apdev[1], params)
wpas.scan_for_bss(apdev[1]['bssid'], freq=2412, force_scan=True)
wpas.roam(apdev[1]['bssid'])
time.sleep(0.1)
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
def test_connect_cmd_bssid_hint(dev, apdev):
"""cfg80211 connect command with bssid_hint"""
params = {"ssid": "sta-connect"}
hostapd.add_ap(apdev[0], params)
hostapd.add_ap(apdev[1], params)
# This does not really give full coverage with mac80211_hwsim since the
# driver does not end up claiming support for driver-based BSS selection.
# Anyway, some test coverage can be achieved for setting the parameter and
# checking that it does not prevent connection with another BSSID.
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
wpas.connect("sta-connect", key_mgmt="NONE", scan_freq="2412",
bssid_hint=apdev[0]['bssid'])
wpas.request("REMOVE_NETWORK all")
wpas.wait_disconnected()
wpas.dump_monitor()
wpas.request("BSS_FLUSH 0")
wpas.connect("sta-connect", key_mgmt="NONE", scan_freq="2412",
bssid_hint='22:33:44:55:66:77')
wpas.request("REMOVE_NETWORK all")
wpas.wait_disconnected()
wpas.dump_monitor()
# Additional coverage using ap_scan=2 to prevent scan entry -based selection
# within wpa_supplicant from overriding bssid_hint.
try:
if "OK" not in wpas.request("AP_SCAN 2"):
raise Exception("Failed to set AP_SCAN 2")
wpas.request("BSS_FLUSH 0")
wpas.connect("sta-connect", key_mgmt="NONE", scan_freq="2412",
bssid_hint='22:33:44:55:66:77')
wpas.request("REMOVE_NETWORK all")
wpas.wait_disconnected()
wpas.dump_monitor()
finally:
wpas.request("AP_SCAN 1")
wpas.flush_scan_cache()
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