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tests: Disabling of EAPOL-Key retries

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Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2017-10-16 18:37:09 +03:00
parent 6f234c1e2e
commit ec765bc797
1 changed files with 89 additions and 0 deletions
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89
tests/hwsim/test_ap_psk.py
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@ -2640,3 +2640,92 @@ def test_ap_wpa2_eapol_retry_limit(dev, apdev):
raise Exception("Invalid wpa_group_update_count value accepted") raise Exception("Invalid wpa_group_update_count value accepted")
if "FAIL" not in hapd.request("SET wpa_pairwise_update_count 0"): if "FAIL" not in hapd.request("SET wpa_pairwise_update_count 0"):
raise Exception("Invalid wpa_pairwise_update_count value accepted") raise Exception("Invalid wpa_pairwise_update_count value accepted")
def test_ap_wpa2_disable_eapol_retry(dev, apdev):
"""WPA2-PSK disable EAPOL-Key retry"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wpa_disable_eapol_key_retries'] = '1'
hapd = hostapd.add_ap(apdev[0], params)
bssid = apdev[0]['bssid']
logger.info("Verify working 4-way handshake without retries")
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
dev[0].request("REMOVE_NETWORK all")
dev[0].wait_disconnected()
dev[0].dump_monitor()
addr = dev[0].own_addr()
logger.info("Verify no retransmission of message 3/4")
hapd.request("SET ext_eapol_frame_io 1")
dev[0].request("SET ext_eapol_frame_io 1")
dev[0].connect(ssid, psk=passphrase, scan_freq="2412", wait_connect=False)
ev = hapd.wait_event(["EAPOL-TX"], timeout=5)
if ev is None:
raise Exception("Timeout on EAPOL-TX (M1) from hostapd")
ev = hapd.wait_event(["EAPOL-TX"], timeout=5)
if ev is None:
raise Exception("Timeout on EAPOL-TX (M1 retry) from hostapd")
res = dev[0].request("EAPOL_RX " + bssid + " " + ev.split(' ')[2])
if "OK" not in res:
raise Exception("EAPOL_RX (M1) to wpa_supplicant failed")
ev = dev[0].wait_event(["EAPOL-TX"], timeout=5)
if ev is None:
raise Exception("Timeout on EAPOL-TX (M2) from wpa_supplicant")
dev[0].dump_monitor()
res = hapd.request("EAPOL_RX " + addr + " " + ev.split(' ')[2])
if "OK" not in res:
raise Exception("EAPOL_RX (M2) to hostapd failed")
ev = hapd.wait_event(["EAPOL-TX"], timeout=5)
if ev is None:
raise Exception("Timeout on EAPOL-TX (M3) from hostapd")
ev = hapd.wait_event(["EAPOL-TX"], timeout=2)
if ev is not None:
raise Exception("Unexpected EAPOL-TX M3 retry from hostapd")
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=3)
if ev is None:
raise Exception("Disconnection not reported")
dev[0].request("REMOVE_NETWORK all")
dev[0].dump_monitor()
def test_ap_wpa2_disable_eapol_retry_group(dev, apdev):
"""WPA2-PSK disable EAPOL-Key retry for group handshake"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wpa_disable_eapol_key_retries'] = '1'
params['wpa_strict_rekey'] = '1'
hapd = hostapd.add_ap(apdev[0], params)
bssid = apdev[0]['bssid']
id = dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
dev[0].dump_monitor()
addr = dev[0].own_addr()
dev[1].request("DISCONNECT")
ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
if ev is None:
raise Exception("GTK rekey timed out")
dev[1].request("RECONNECT")
dev[1].wait_connected()
dev[0].dump_monitor()
hapd.request("SET ext_eapol_frame_io 1")
dev[0].request("SET ext_eapol_frame_io 1")
dev[1].request("DISCONNECT")
ev = hapd.wait_event(["EAPOL-TX"], timeout=5)
if ev is None:
raise Exception("Timeout on EAPOL-TX (group M1) from hostapd")
ev = hapd.wait_event(["EAPOL-TX"], timeout=2)
if ev is not None:
raise Exception("Unexpected EAPOL-TX group M1 retry from hostapd")
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=3)
if ev is None:
raise Exception("Disconnection not reported")
dev[0].request("REMOVE_NETWORK all")
dev[0].dump_monitor()