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tests: WPA2-PSK-FT AP and replayed Reassociation Request frame

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Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2017-08-04 13:16:11 +03:00
parent df94906201
commit d7f0bef94e
1 changed files with 87 additions and 0 deletions
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87
tests/hwsim/test_ap_ft.py
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@ -14,6 +14,7 @@ import struct
import hwsim_utils
import hostapd
from tshark import run_tshark
from utils import HwsimSkip, alloc_fail, fail_test, wait_fail_trigger, skip_with_fips, parse_ie
from wlantest import Wlantest
from test_ap_psk import check_mib, find_wpas_process, read_process_memory, verify_not_present, get_key_locations
@ -1907,3 +1908,89 @@ def test_ap_ft_reassoc_local_fail(dev, apdev):
dev[0].request("DISCONNECT")
if ev is None:
raise Exception("Association reject not seen")
def test_ap_ft_reassoc_replay(dev, apdev, params):
"""WPA2-PSK-FT AP and replayed Reassociation Request frame"""
capfile = os.path.join(params['logdir'], "hwsim0.pcapng")
ssid = "test-ft"
passphrase="12345678"
params = ft_params1(ssid=ssid, passphrase=passphrase)
hapd0 = hostapd.add_ap(apdev[0], params)
params = ft_params2(ssid=ssid, passphrase=passphrase)
hapd1 = hostapd.add_ap(apdev[1], params)
dev[0].connect(ssid, psk=passphrase, key_mgmt="FT-PSK", proto="WPA2",
scan_freq="2412")
if dev[0].get_status_field('bssid') == hapd0.own_addr():
hapd1ap = hapd0
hapd2ap = hapd1
else:
hapd1ap = hapd1
hapd2ap = hapd0
dev[0].scan_for_bss(hapd2ap.own_addr(), freq="2412")
hapd2ap.set("ext_mgmt_frame_handling", "1")
dev[0].dump_monitor()
if "OK" not in dev[0].request("ROAM " + hapd2ap.own_addr()):
raise Exception("ROAM failed")
reassocreq = None
count = 0
while count < 100:
req = hapd2ap.mgmt_rx()
count += 1
hapd2ap.dump_monitor()
hapd2ap.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + binascii.hexlify(req['frame']))
if req['subtype'] == 2:
reassocreq = req
ev = hapd2ap.wait_event(["MGMT-TX-STATUS"], timeout=5)
if ev is None:
raise Exception("No TX status seen")
cmd = "MGMT_TX_STATUS_PROCESS %s" % (" ".join(ev.split(' ')[1:4]))
if "OK" not in hapd2ap.request(cmd):
raise Exception("MGMT_TX_STATUS_PROCESS failed")
break
hapd2ap.set("ext_mgmt_frame_handling", "0")
if reassocreq is None:
raise Exception("No Reassociation Request frame seen")
dev[0].wait_connected()
dev[0].dump_monitor()
hapd2ap.dump_monitor()
hwsim_utils.test_connectivity(dev[0], hapd2ap)
logger.info("Replay the last Reassociation Request frame")
hapd2ap.dump_monitor()
hapd2ap.set("ext_mgmt_frame_handling", "1")
hapd2ap.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + binascii.hexlify(req['frame']))
ev = hapd2ap.wait_event(["MGMT-TX-STATUS"], timeout=5)
if ev is None:
raise Exception("No TX status seen")
cmd = "MGMT_TX_STATUS_PROCESS %s" % (" ".join(ev.split(' ')[1:4]))
if "OK" not in hapd2ap.request(cmd):
raise Exception("MGMT_TX_STATUS_PROCESS failed")
hapd2ap.set("ext_mgmt_frame_handling", "0")
try:
hwsim_utils.test_connectivity(dev[0], hapd2ap)
ok = True
except:
ok = False
ap = hapd2ap.own_addr()
sta = dev[0].own_addr()
filt = "wlan.fc.type == 2 && " + \
"wlan.da == " + sta + " && " + \
"wlan.sa == " + ap
fields = [ "wlan.ccmp.extiv" ]
res = run_tshark(capfile, filt, fields)
vals = res.splitlines()
logger.info("CCMP PN: " + str(vals))
if len(vals) < 2:
raise Exception("Could not find all CCMP protected frames from capture")
if len(set(vals)) < len(vals):
raise Exception("Duplicate CCMP PN used")
if not ok:
raise Exception("The second hwsim connectivity test failed")