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tests: Replayed FILS association request

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Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2017-08-25 16:23:56 +03:00
parent 2f1357fb62
commit 5a79966f9e
1 changed files with 91 additions and 0 deletions
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91
tests/hwsim/test_fils.py
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@ -14,6 +14,7 @@ import struct
import time
import hostapd
from tshark import run_tshark
from wpasupplicant import WpaSupplicant
import hwsim_utils
from utils import HwsimSkip, alloc_fail
@ -1723,3 +1724,93 @@ def test_fils_and_ft(dev, apdev, params):
# FIX: Cannot use FT-over-DS without the FTE MIC issue addressed
#dev[0].roam_over_ds(apdev[1]['bssid'])
dev[0].roam(apdev[1]['bssid'])
def test_fils_assoc_replay(dev, apdev, params):
"""FILS AP and replayed Association Request frame"""
capfile = os.path.join(params['logdir'], "hwsim0.pcapng")
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
id = dev[0].connect("fils", key_mgmt="FILS-SHA256",
eap="PSK", identity="psk.user@example.com",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
assocreq = None
count = 0
while count < 100:
req = hapd.mgmt_rx()
count += 1
hapd.dump_monitor()
hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + binascii.hexlify(req['frame']))
if req['subtype'] == 0:
assocreq = req
ev = hapd.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 hapd.request(cmd):
raise Exception("MGMT_TX_STATUS_PROCESS failed")
break
hapd.set("ext_mgmt_frame_handling", "0")
if assocreq is None:
raise Exception("No Association Request frame seen")
dev[0].wait_connected()
dev[0].dump_monitor()
hapd.dump_monitor()
hwsim_utils.test_connectivity(dev[0], hapd)
logger.info("Replay the last Association Request frame")
hapd.dump_monitor()
hapd.set("ext_mgmt_frame_handling", "1")
hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + binascii.hexlify(req['frame']))
ev = hapd.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 hapd.request(cmd):
raise Exception("MGMT_TX_STATUS_PROCESS failed")
hapd.set("ext_mgmt_frame_handling", "0")
try:
hwsim_utils.test_connectivity(dev[0], hapd)
ok = True
except:
ok = False
ap = hapd.own_addr()
sta = dev[0].own_addr()
filt = "wlan.fc.type == 2 && " + \
"wlan.da == " + sta + " && " + \
"wlan.sa == " + ap + " && wlan.ccmp.extiv"
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")