hostap/tests/hwsim/test_ap_psk.py
Jouni Malinen cf0b9c86c5 tests: 4-way exchange using external EAPOL I/O
Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
2014-10-10 18:40:57 +03:00

363 lines
15 KiB
Python

# WPA2-Personal tests
# Copyright (c) 2014, Qualcomm Atheros, Inc.
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import logging
logger = logging.getLogger()
import os
import subprocess
import time
import hostapd
import hwsim_utils
def check_mib(dev, vals):
mib = dev.get_mib()
for v in vals:
if mib[v[0]] != v[1]:
raise Exception("Unexpected {} = {} (expected {})".format(v[0], mib[v[0]], v[1]))
def test_ap_wpa2_psk(dev, apdev):
"""WPA2-PSK AP with PSK instead of passphrase"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
params = hostapd.wpa2_params(ssid=ssid)
params['wpa_psk'] = psk
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
key_mgmt = hapd.get_config()['key_mgmt']
if key_mgmt.split(' ')[0] != "WPA-PSK":
raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
dev[0].connect(ssid, raw_psk=psk, scan_freq="2412")
dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
sig = dev[0].request("SIGNAL_POLL").splitlines()
pkt = dev[0].request("PKTCNT_POLL").splitlines()
if "FREQUENCY=2412" not in sig:
raise Exception("Unexpected SIGNAL_POLL value: " + str(sig))
if "TXBAD=0" not in pkt:
raise Exception("Unexpected TXBAD value: " + str(pkt))
def test_ap_wpa2_psk_file(dev, apdev):
"""WPA2-PSK AP with PSK from a file"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wpa_psk_file'] = 'hostapd.wpa_psk'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[1].connect(ssid, psk="very secret", scan_freq="2412", wait_connect=False)
dev[2].connect(ssid, raw_psk=psk, scan_freq="2412")
dev[2].request("REMOVE_NETWORK all")
dev[0].connect(ssid, psk="very secret", scan_freq="2412")
dev[0].request("REMOVE_NETWORK all")
dev[2].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
dev[0].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
ev = dev[1].wait_event(["WPA: 4-Way Handshake failed"], timeout=10)
if ev is None:
raise Exception("Timed out while waiting for failure report")
dev[1].request("REMOVE_NETWORK all")
def test_ap_wpa2_ptk_rekey(dev, apdev):
"""WPA2-PSK AP and PTK rekey enforced by station"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, wpa_ptk_rekey="1", scan_freq="2412")
ev = dev[0].wait_event(["WPA: Key negotiation completed"])
if ev is None:
raise Exception("PTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
def test_ap_wpa2_ptk_rekey_ap(dev, apdev):
"""WPA2-PSK AP and PTK rekey enforced by AP"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wpa_ptk_rekey'] = '2'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
ev = dev[0].wait_event(["WPA: Key negotiation completed"])
if ev is None:
raise Exception("PTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
def test_ap_wpa2_sha256_ptk_rekey(dev, apdev):
"""WPA2-PSK/SHA256 AKM AP and PTK rekey enforced by station"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, key_mgmt="WPA-PSK-SHA256",
wpa_ptk_rekey="1", scan_freq="2412")
ev = dev[0].wait_event(["WPA: Key negotiation completed"])
if ev is None:
raise Exception("PTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-6"),
("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-6") ])
def test_ap_wpa2_sha256_ptk_rekey_ap(dev, apdev):
"""WPA2-PSK/SHA256 AKM AP and PTK rekey enforced by AP"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
params['wpa_ptk_rekey'] = '2'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, key_mgmt="WPA-PSK-SHA256",
scan_freq="2412")
ev = dev[0].wait_event(["WPA: Key negotiation completed"])
if ev is None:
raise Exception("PTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-6"),
("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-6") ])
def test_ap_wpa_ptk_rekey(dev, apdev):
"""WPA-PSK/TKIP AP and PTK rekey enforced by station"""
ssid = "test-wpa-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, wpa_ptk_rekey="1", scan_freq="2412")
if "[WPA-PSK-TKIP]" not in dev[0].request("SCAN_RESULTS"):
raise Exception("Scan results missing WPA element info")
ev = dev[0].wait_event(["WPA: Key negotiation completed"])
if ev is None:
raise Exception("PTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
def test_ap_wpa_ptk_rekey_ap(dev, apdev):
"""WPA-PSK/TKIP AP and PTK rekey enforced by AP"""
ssid = "test-wpa-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
params['wpa_ptk_rekey'] = '2'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
ev = dev[0].wait_event(["WPA: Key negotiation completed"], timeout=10)
if ev is None:
raise Exception("PTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
def test_ap_wpa_ccmp(dev, apdev):
"""WPA-PSK/CCMP"""
ssid = "test-wpa-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
params['wpa_pairwise'] = "CCMP"
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
check_mib(dev[0], [ ("dot11RSNAConfigGroupCipherSize", "128"),
("dot11RSNAGroupCipherRequested", "00-50-f2-4"),
("dot11RSNAPairwiseCipherRequested", "00-50-f2-4"),
("dot11RSNAAuthenticationSuiteRequested", "00-50-f2-2"),
("dot11RSNAGroupCipherSelected", "00-50-f2-4"),
("dot11RSNAPairwiseCipherSelected", "00-50-f2-4"),
("dot11RSNAAuthenticationSuiteSelected", "00-50-f2-2"),
("dot1xSuppSuppControlledPortStatus", "Authorized") ])
def test_ap_wpa2_psk_file(dev, apdev):
"""WPA2-PSK AP with various PSK file error and success cases"""
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
addr2 = dev[2].p2p_dev_addr()
ssid = "psk"
pskfile = "/tmp/ap_wpa2_psk_file_errors.psk_file"
try:
os.remove(pskfile)
except:
pass
params = { "ssid": ssid, "wpa": "2", "wpa_key_mgmt": "WPA-PSK",
"rsn_pairwise": "CCMP", "wpa_psk_file": pskfile }
try:
# missing PSK file
hapd = hostapd.add_ap(apdev[0]['ifname'], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success")
hapd.request("DISABLE")
# invalid MAC address
with open(pskfile, "w") as f:
f.write("\n")
f.write("foo\n")
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success")
hapd.request("DISABLE")
# no PSK on line
with open(pskfile, "w") as f:
f.write("00:11:22:33:44:55\n")
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success")
hapd.request("DISABLE")
# invalid PSK
with open(pskfile, "w") as f:
f.write("00:11:22:33:44:55 1234567\n")
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success")
hapd.request("DISABLE")
# valid PSK file
with open(pskfile, "w") as f:
f.write("00:11:22:33:44:55 12345678\n")
f.write(addr0 + " 123456789\n")
f.write(addr1 + " 123456789a\n")
f.write(addr2 + " 0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef\n")
if "FAIL" in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE failure")
dev[0].connect(ssid, psk="123456789", scan_freq="2412")
dev[1].connect(ssid, psk="123456789a", scan_freq="2412")
dev[2].connect(ssid, raw_psk="0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", scan_freq="2412")
finally:
try:
os.remove(pskfile)
except:
pass
def test_ap_wpa2_psk_wildcard_ssid(dev, apdev):
"""WPA2-PSK AP and wildcard SSID configuration"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect("", bssid=apdev[0]['bssid'], psk=passphrase,
scan_freq="2412")
dev[1].connect("", bssid=apdev[0]['bssid'], raw_psk=psk, scan_freq="2412")
def test_ap_wpa2_gtk_rekey(dev, apdev):
"""WPA2-PSK AP and GTK rekey enforced by AP"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wpa_group_rekey'] = '1'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
if ev is None:
raise Exception("GTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
def test_ap_wpa_gtk_rekey(dev, apdev):
"""WPA-PSK/TKIP AP and GTK rekey enforced by AP"""
ssid = "test-wpa-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
params['wpa_group_rekey'] = '1'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
if ev is None:
raise Exception("GTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
def test_ap_wpa2_gmk_rekey(dev, apdev):
"""WPA2-PSK AP and GMK and GTK rekey enforced by AP"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wpa_group_rekey'] = '1'
params['wpa_gmk_rekey'] = '2'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
for i in range(0, 3):
ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
if ev is None:
raise Exception("GTK rekey timed out")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
def test_ap_wpa2_strict_rekey(dev, apdev):
"""WPA2-PSK AP and strict GTK rekey enforced by AP"""
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['wpa_strict_rekey'] = '1'
hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
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")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
def test_ap_wpa2_bridge_fdb(dev, apdev):
"""Bridge FDB entry removal"""
try:
ssid = "test-wpa2-psk"
passphrase = "12345678"
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
params['bridge'] = 'ap-br0'
hostapd.add_ap(apdev[0]['ifname'], params)
subprocess.call(['sudo', 'brctl', 'setfd', 'ap-br0', '0'])
subprocess.call(['sudo', 'ip', 'link', 'set', 'dev', 'ap-br0', 'up'])
dev[0].connect(ssid, psk=passphrase, scan_freq="2412",
bssid=apdev[0]['bssid'])
dev[1].connect(ssid, psk=passphrase, scan_freq="2412",
bssid=apdev[0]['bssid'])
addr0 = dev[0].p2p_interface_addr()
hwsim_utils.test_connectivity_sta(dev[0], dev[1])
cmd = subprocess.Popen(['brctl', 'showmacs', 'ap-br0'],
stdout=subprocess.PIPE)
macs1 = cmd.stdout.read()
dev[0].request("DISCONNECT")
dev[1].request("DISCONNECT")
time.sleep(1)
cmd = subprocess.Popen(['brctl', 'showmacs', 'ap-br0'],
stdout=subprocess.PIPE)
macs2 = cmd.stdout.read()
addr1 = dev[1].p2p_interface_addr()
if addr0 not in macs1 or addr1 not in macs1:
raise Exception("Bridge FDB entry missing")
if addr0 in macs2 or addr1 in macs2:
raise Exception("Bridge FDB entry was not removed")
finally:
subprocess.call(['sudo', 'ip', 'link', 'set', 'dev', 'ap-br0', 'down'])
subprocess.call(['sudo', 'brctl', 'delbr', 'ap-br0'])
def test_ap_wpa2_psk_ext(dev, apdev):
"""WPA2-PSK AP using external EAPOL I/O"""
bssid = apdev[0]['bssid']
ssid = "test-wpa2-psk"
passphrase = 'qwertyuiop'
psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
params = hostapd.wpa2_params(ssid=ssid)
params['wpa_psk'] = psk
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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)
addr = dev[0].p2p_interface_addr()
while True:
ev = hapd.wait_event(["EAPOL-TX", "AP-STA-CONNECTED"], timeout=15)
if ev is None:
raise Exception("Timeout on EAPOL-TX from hostapd")
if "AP-STA-CONNECTED" in ev:
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
if ev is None:
raise Exception("Timeout on connection event from wpa_supplicant")
break
res = dev[0].request("EAPOL_RX " + bssid + " " + ev.split(' ')[2])
if "OK" not in res:
raise Exception("EAPOL_RX to wpa_supplicant failed")
ev = dev[0].wait_event(["EAPOL-TX", "CTRL-EVENT-CONNECTED"], timeout=15)
if ev is None:
raise Exception("Timeout on EAPOL-TX from wpa_supplicant")
if "CTRL-EVENT-CONNECTED" in ev:
break
res = hapd.request("EAPOL_RX " + addr + " " + ev.split(' ')[2])
if "OK" not in res:
raise Exception("EAPOL_RX to hostapd failed")