[thirdparty/hostap.git] / tests / hwsim / test_hostapd_oom.py

# hostapd and out-of-memory error paths
# Copyright (c) 2015, Jouni Malinen
#
# 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 time

import hostapd
from utils import HwsimSkip

def hostapd_oom_loop(apdev, params, start_func="main"):
    hapd = hostapd.add_ap(apdev[0], { "ssid": "ctrl" })

    count = 0
    for i in range(1, 1000):
        if "OK" not in hapd.request("TEST_ALLOC_FAIL %d:%s" % (i, start_func)):
            raise HwsimSkip("TEST_ALLOC_FAIL not supported")
        try:
            hostapd.add_ap(apdev[1], params, timeout=2.5)
            logger.info("Iteration %d - success" % i)
            hostapd.remove_bss(apdev[1])

            state = hapd.request('GET_ALLOC_FAIL')
            logger.info("GET_ALLOC_FAIL: " + state)
            hapd.request("TEST_ALLOC_FAIL 0:")
            if i < 3:
                raise Exception("AP setup succeeded during out-of-memory")
            if state.startswith('0:'):
                count = 0
            else:
                count += 1
                if count == 5:
                    break
        except Exception as e:
            logger.info("Iteration %d - %s" % (i, str(e)))

@remote_compatible
def test_hostapd_oom_open(dev, apdev):
    """hostapd failing to setup open mode due to OOM"""
    params = { "ssid": "open" }
    hostapd_oom_loop(apdev, params)

def test_hostapd_oom_wpa2_psk(dev, apdev):
    """hostapd failing to setup WPA2-PSK mode due to OOM"""
    params = hostapd.wpa2_params(ssid="test", passphrase="12345678")
    params['wpa_psk_file'] = 'hostapd.wpa_psk'
    hostapd_oom_loop(apdev, params)

    tests = [ "hostapd_config_read_wpa_psk", "hostapd_derive_psk" ]
    for t in tests:
        hapd = hostapd.add_ap(apdev[0], { "ssid": "ctrl" })
        hapd.request("TEST_ALLOC_FAIL 1:%s" % t)
        try:
            hostapd.add_ap(apdev[1], params, timeout=2.5)
            raise Exception("Unexpected add_ap() success during OOM")
        except Exception as e:
            if "Failed to enable hostapd" in str(e):
                pass
            else:
                raise
        state = hapd.request('GET_ALLOC_FAIL')
        if state != "0:%s" % t:
            raise Exception("OOM not triggered")

@remote_compatible
def test_hostapd_oom_wpa2_eap(dev, apdev):
    """hostapd failing to setup WPA2-EAP mode due to OOM"""
    params = hostapd.wpa2_eap_params(ssid="test")
    params['acct_server_addr'] = "127.0.0.1"
    params['acct_server_port'] = "1813"
    params['acct_server_shared_secret'] = "radius"
    hostapd_oom_loop(apdev, params)

@remote_compatible
def test_hostapd_oom_wpa2_eap_radius(dev, apdev):
    """hostapd failing to setup WPA2-EAP mode due to OOM in RADIUS"""
    params = hostapd.wpa2_eap_params(ssid="test")
    params['acct_server_addr'] = "127.0.0.1"
    params['acct_server_port'] = "1813"
    params['acct_server_shared_secret'] = "radius"
    hostapd_oom_loop(apdev, params, start_func="accounting_init")

def test_hostapd_oom_wpa2_psk_connect(dev, apdev):
    """hostapd failing during WPA2-PSK mode connection due to OOM"""
    params = hostapd.wpa2_params(ssid="test-wpa2-psk", passphrase="12345678")
    hapd = hostapd.add_ap(apdev[0], params)

    dev[0].request("SCAN_INTERVAL 1")
    count = 0
    for i in range(1, 1000):
        logger.info("Iteration %d" % i)
        if "OK" not in hapd.request("TEST_ALLOC_FAIL %d:main" % i):
            raise HwsimSkip("TEST_ALLOC_FAIL not supported")
        id = dev[0].connect("test-wpa2-psk", psk="12345678",
                            scan_freq="2412", wait_connect=False)
        ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED",
                                "CTRL-EVENT-SSID-TEMP-DISABLED"], timeout=5)
        if ev is None:
            logger.info("Timeout while waiting for connection in iteration %d" % i)
            dev[0].request("REMOVE_NETWORK all")
            time.sleep(0.1)
        else:
            if "CTRL-EVENT-SSID-TEMP-DISABLED" in ev:
                logger.info("Re-select to avoid long wait for temp disavle")
                dev[0].select_network(id)
                dev[0].wait_connected()
            dev[0].request("REMOVE_NETWORK all")
            dev[0].wait_disconnected()
        for i in range(3):
            dev[i].dump_monitor()
        hapd.dump_monitor()

        state = hapd.request('GET_ALLOC_FAIL')
        logger.info("GET_ALLOC_FAIL: " + state)
        hapd.request("TEST_ALLOC_FAIL 0:")
        if state.startswith('0:'):
            count = 0
        else:
            count += 1
            if count == 5:
                break
    dev[0].request("SCAN_INTERVAL 5")

def test_hostapd_oom_wpa2_eap_connect(dev, apdev, params):
    """hostapd failing during WPA2-EAP mode connection due to OOM"""
    if not params['long']:
        raise HwsimSkip("Skip test case with long duration due to --long not specified")
    params = hostapd.wpa2_eap_params(ssid="test-wpa2-eap")
    params['acct_server_addr'] = "127.0.0.1"
    params['acct_server_port'] = "1813"
    params['acct_server_shared_secret'] = "radius"
    hapd = hostapd.add_ap(apdev[0], params)

    dev[0].request("SCAN_INTERVAL 1")
    count = 0
    for i in range(1, 1000):
        logger.info("Iteration %d" % i)
        if "OK" not in hapd.request("TEST_ALLOC_FAIL %d:main" % i):
            raise HwsimSkip("TEST_ALLOC_FAIL not supported")
        id = dev[0].connect("test-wpa2-eap", key_mgmt="WPA-EAP",
                            eap="GPSK", identity="gpsk user",
                            password="abcdefghijklmnop0123456789abcdef",
                            scan_freq="2412", wait_connect=False)
        ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED",
                                "CTRL-EVENT-SSID-TEMP-DISABLED"], timeout=5)
        if ev is None:
            logger.info("Timeout while waiting for connection in iteration %d" % i)
            dev[0].request("REMOVE_NETWORK all")
            time.sleep(0.1)
        else:
            if "CTRL-EVENT-SSID-TEMP-DISABLED" in ev:
                logger.info("Re-select to avoid long wait for temp disavle")
                dev[0].select_network(id)
                dev[0].wait_connected()
            dev[0].request("REMOVE_NETWORK all")
            dev[0].wait_disconnected()
        for i in range(3):
            dev[i].dump_monitor()
        hapd.dump_monitor()

        state = hapd.request('GET_ALLOC_FAIL')
        logger.info("GET_ALLOC_FAIL: " + state)
        hapd.request("TEST_ALLOC_FAIL 0:")
        if state.startswith('0:'):
            count = 0
        else:
            count += 1
            if count == 5:
                break
    dev[0].request("SCAN_INTERVAL 5")
Commit	Line	Data
cd9548c0 JM	1	# hostapd and out-of-memory error paths
	2	# Copyright (c) 2015, Jouni Malinen
	3	#
	4	# This software may be distributed under the terms of the BSD license.
	5	# See README for more details.
	6
9fd6804d	7	from remotehost import remote_compatible
cd9548c0 JM	8	import logging
cd9548c0 JM	9	logger = logging.getLogger()
915135e0	10	import time
cd9548c0 JM	11
	12	import hostapd
	13	from utils import HwsimSkip
	14
496a7a6f	15	def hostapd_oom_loop(apdev, params, start_func="main"):
8b8a1864	16	hapd = hostapd.add_ap(apdev[0], { "ssid": "ctrl" })
cd9548c0 JM	17
	18	count = 0
	19	for i in range(1, 1000):
496a7a6f	20	if "OK" not in hapd.request("TEST_ALLOC_FAIL %d:%s" % (i, start_func)):
cd9548c0 JM	21	raise HwsimSkip("TEST_ALLOC_FAIL not supported")
cd9548c0 JM	22	try:
8b8a1864	23	hostapd.add_ap(apdev[1], params, timeout=2.5)
cd9548c0	24	logger.info("Iteration %d - success" % i)
1728a2e7	25	hostapd.remove_bss(apdev[1])
cd9548c0 JM	26
	27	state = hapd.request('GET_ALLOC_FAIL')
	28	logger.info("GET_ALLOC_FAIL: " + state)
	29	hapd.request("TEST_ALLOC_FAIL 0:")
	30	if i < 3:
	31	raise Exception("AP setup succeeded during out-of-memory")
915135e0 JM	32	if state.startswith('0:'):
	33	count = 0
	34	else:
cd9548c0 JM	35	count += 1
	36	if count == 5:
	37	break
bab493b9	38	except Exception as e:
cd9548c0 JM	39	logger.info("Iteration %d - %s" % (i, str(e)))
cd9548c0 JM	40
9fd6804d	41	@remote_compatible
cd9548c0 JM	42	def test_hostapd_oom_open(dev, apdev):
	43	"""hostapd failing to setup open mode due to OOM"""
	44	params = { "ssid": "open" }
	45	hostapd_oom_loop(apdev, params)
	46
	47	def test_hostapd_oom_wpa2_psk(dev, apdev):
	48	"""hostapd failing to setup WPA2-PSK mode due to OOM"""
	49	params = hostapd.wpa2_params(ssid="test", passphrase="12345678")
059bcc47	50	params['wpa_psk_file'] = 'hostapd.wpa_psk'
cd9548c0 JM	51	hostapd_oom_loop(apdev, params)
cd9548c0 JM	52
0f6fb05d JM	53	tests = [ "hostapd_config_read_wpa_psk", "hostapd_derive_psk" ]
	54	for t in tests:
	55	hapd = hostapd.add_ap(apdev[0], { "ssid": "ctrl" })
	56	hapd.request("TEST_ALLOC_FAIL 1:%s" % t)
	57	try:
	58	hostapd.add_ap(apdev[1], params, timeout=2.5)
	59	raise Exception("Unexpected add_ap() success during OOM")
bab493b9	60	except Exception as e:
0f6fb05d JM	61	if "Failed to enable hostapd" in str(e):
	62	pass
	63	else:
	64	raise
	65	state = hapd.request('GET_ALLOC_FAIL')
	66	if state != "0:%s" % t:
	67	raise Exception("OOM not triggered")
	68
9fd6804d	69	@remote_compatible
cd9548c0 JM	70	def test_hostapd_oom_wpa2_eap(dev, apdev):
	71	"""hostapd failing to setup WPA2-EAP mode due to OOM"""
	72	params = hostapd.wpa2_eap_params(ssid="test")
059bcc47 JM	73	params['acct_server_addr'] = "127.0.0.1"
	74	params['acct_server_port'] = "1813"
	75	params['acct_server_shared_secret'] = "radius"
cd9548c0	76	hostapd_oom_loop(apdev, params)
496a7a6f	77
9fd6804d	78	@remote_compatible
496a7a6f JM	79	def test_hostapd_oom_wpa2_eap_radius(dev, apdev):
	80	"""hostapd failing to setup WPA2-EAP mode due to OOM in RADIUS"""
	81	params = hostapd.wpa2_eap_params(ssid="test")
	82	params['acct_server_addr'] = "127.0.0.1"
	83	params['acct_server_port'] = "1813"
	84	params['acct_server_shared_secret'] = "radius"
	85	hostapd_oom_loop(apdev, params, start_func="accounting_init")
915135e0 JM	86
	87	def test_hostapd_oom_wpa2_psk_connect(dev, apdev):
	88	"""hostapd failing during WPA2-PSK mode connection due to OOM"""
	89	params = hostapd.wpa2_params(ssid="test-wpa2-psk", passphrase="12345678")
8b8a1864	90	hapd = hostapd.add_ap(apdev[0], params)
915135e0 JM	91
	92	dev[0].request("SCAN_INTERVAL 1")
	93	count = 0
	94	for i in range(1, 1000):
	95	logger.info("Iteration %d" % i)
	96	if "OK" not in hapd.request("TEST_ALLOC_FAIL %d:main" % i):
	97	raise HwsimSkip("TEST_ALLOC_FAIL not supported")
	98	id = dev[0].connect("test-wpa2-psk", psk="12345678",
	99	scan_freq="2412", wait_connect=False)
	100	ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED",
	101	"CTRL-EVENT-SSID-TEMP-DISABLED"], timeout=5)
	102	if ev is None:
	103	logger.info("Timeout while waiting for connection in iteration %d" % i)
	104	dev[0].request("REMOVE_NETWORK all")
	105	time.sleep(0.1)
	106	else:
	107	if "CTRL-EVENT-SSID-TEMP-DISABLED" in ev:
	108	logger.info("Re-select to avoid long wait for temp disavle")
	109	dev[0].select_network(id)
	110	dev[0].wait_connected()
	111	dev[0].request("REMOVE_NETWORK all")
	112	dev[0].wait_disconnected()
	113	for i in range(3):
	114	dev[i].dump_monitor()
	115	hapd.dump_monitor()
	116
	117	state = hapd.request('GET_ALLOC_FAIL')
	118	logger.info("GET_ALLOC_FAIL: " + state)
	119	hapd.request("TEST_ALLOC_FAIL 0:")
	120	if state.startswith('0:'):
	121	count = 0
	122	else:
	123	count += 1
	124	if count == 5:
	125	break
	126	dev[0].request("SCAN_INTERVAL 5")
	127
	128	def test_hostapd_oom_wpa2_eap_connect(dev, apdev, params):
	129	"""hostapd failing during WPA2-EAP mode connection due to OOM"""
	130	if not params['long']:
	131	raise HwsimSkip("Skip test case with long duration due to --long not specified")
	132	params = hostapd.wpa2_eap_params(ssid="test-wpa2-eap")
	133	params['acct_server_addr'] = "127.0.0.1"
	134	params['acct_server_port'] = "1813"
	135	params['acct_server_shared_secret'] = "radius"
8b8a1864	136	hapd = hostapd.add_ap(apdev[0], params)
915135e0 JM	137
	138	dev[0].request("SCAN_INTERVAL 1")
	139	count = 0
	140	for i in range(1, 1000):
	141	logger.info("Iteration %d" % i)
	142	if "OK" not in hapd.request("TEST_ALLOC_FAIL %d:main" % i):
	143	raise HwsimSkip("TEST_ALLOC_FAIL not supported")
	144	id = dev[0].connect("test-wpa2-eap", key_mgmt="WPA-EAP",
	145	eap="GPSK", identity="gpsk user",
	146	password="abcdefghijklmnop0123456789abcdef",
	147	scan_freq="2412", wait_connect=False)
	148	ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED",
	149	"CTRL-EVENT-SSID-TEMP-DISABLED"], timeout=5)
	150	if ev is None:
	151	logger.info("Timeout while waiting for connection in iteration %d" % i)
	152	dev[0].request("REMOVE_NETWORK all")
	153	time.sleep(0.1)
	154	else:
	155	if "CTRL-EVENT-SSID-TEMP-DISABLED" in ev:
	156	logger.info("Re-select to avoid long wait for temp disavle")
	157	dev[0].select_network(id)
	158	dev[0].wait_connected()
	159	dev[0].request("REMOVE_NETWORK all")
	160	dev[0].wait_disconnected()
	161	for i in range(3):
	162	dev[i].dump_monitor()
	163	hapd.dump_monitor()
	164
	165	state = hapd.request('GET_ALLOC_FAIL')
	166	logger.info("GET_ALLOC_FAIL: " + state)
	167	hapd.request("TEST_ALLOC_FAIL 0:")
	168	if state.startswith('0:'):
	169	count = 0
	170	else:
	171	count += 1
	172	if count == 5:
	173	break
	174	dev[0].request("SCAN_INTERVAL 5")