tests/hwsim/test_ap_ft.py

   1 # Fast BSS Transition tests
   2 # Copyright (c) 2013-2014, Jouni Malinen <j@w1.fi>
   3 #
   4 # This software may be distributed under the terms of the BSD license.
   5 # See README for more details.
   6
   7 import binascii
   8 import os
   9 import time
  10 import subprocess
  11 import logging
  12 logger = logging.getLogger()
  13
  14 import hwsim_utils
  15 import hostapd
  16 from utils import HwsimSkip
  17 from wlantest import Wlantest
  18 from test_ap_psk import check_mib, find_wpas_process, read_process_memory, verify_not_present, get_key_locations
  19
  20 def ft_base_rsn():
  21     params = { "wpa": "2",
  22                "wpa_key_mgmt": "FT-PSK",
  23                "rsn_pairwise": "CCMP" }
  24     return params
  25
  26 def ft_base_mixed():
  27     params = { "wpa": "3",
  28                "wpa_key_mgmt": "WPA-PSK FT-PSK",
  29                "wpa_pairwise": "TKIP",
  30                "rsn_pairwise": "CCMP" }
  31     return params
  32
  33 def ft_params(rsn=True, ssid=None, passphrase=None):
  34     if rsn:
  35         params = ft_base_rsn()
  36     else:
  37         params = ft_base_mixed()
  38     if ssid:
  39         params["ssid"] = ssid
  40     if passphrase:
  41         params["wpa_passphrase"] = passphrase
  42
  43     params["mobility_domain"] = "a1b2"
  44     params["r0_key_lifetime"] = "10000"
  45     params["pmk_r1_push"] = "1"
  46     params["reassociation_deadline"] = "1000"
  47     return params
  48
  49 def ft_params1(rsn=True, ssid=None, passphrase=None):
  50     params = ft_params(rsn, ssid, passphrase)
  51     params['nas_identifier'] = "nas1.w1.fi"
  52     params['r1_key_holder'] = "000102030405"
  53     params['r0kh'] = [ "02:00:00:00:03:00 nas1.w1.fi 100102030405060708090a0b0c0d0e0f",
  54                        "02:00:00:00:04:00 nas2.w1.fi 300102030405060708090a0b0c0d0e0f" ]
  55     params['r1kh'] = "02:00:00:00:04:00 00:01:02:03:04:06 200102030405060708090a0b0c0d0e0f"
  56     return params
  57
  58 def ft_params2(rsn=True, ssid=None, passphrase=None):
  59     params = ft_params(rsn, ssid, passphrase)
  60     params['nas_identifier'] = "nas2.w1.fi"
  61     params['r1_key_holder'] = "000102030406"
  62     params['r0kh'] = [ "02:00:00:00:03:00 nas1.w1.fi 200102030405060708090a0b0c0d0e0f",
  63                        "02:00:00:00:04:00 nas2.w1.fi 000102030405060708090a0b0c0d0e0f" ]
  64     params['r1kh'] = "02:00:00:00:03:00 00:01:02:03:04:05 300102030405060708090a0b0c0d0e0f"
  65     return params
  66
  67 def ft_params1_r0kh_mismatch(rsn=True, ssid=None, passphrase=None):
  68     params = ft_params(rsn, ssid, passphrase)
  69     params['nas_identifier'] = "nas1.w1.fi"
  70     params['r1_key_holder'] = "000102030405"
  71     params['r0kh'] = [ "02:00:00:00:03:00 nas1.w1.fi 100102030405060708090a0b0c0d0e0f",
  72                        "12:00:00:00:04:00 nas2.w1.fi 300102030405060708090a0b0c0d0e0f" ]
  73     params['r1kh'] = "12:00:00:00:04:00 10:01:02:03:04:06 200102030405060708090a0b0c0d0e0f"
  74     return params
  75
  76 def ft_params2_incorrect_rrb_key(rsn=True, ssid=None, passphrase=None):
  77     params = ft_params(rsn, ssid, passphrase)
  78     params['nas_identifier'] = "nas2.w1.fi"
  79     params['r1_key_holder'] = "000102030406"
  80     params['r0kh'] = [ "02:00:00:00:03:00 nas1.w1.fi 200102030405060708090a0b0c0d0ef1",
  81                        "02:00:00:00:04:00 nas2.w1.fi 000102030405060708090a0b0c0d0ef2" ]
  82     params['r1kh'] = "02:00:00:00:03:00 00:01:02:03:04:05 300102030405060708090a0b0c0d0ef3"
  83     return params
  84
  85 def ft_params2_r0kh_mismatch(rsn=True, ssid=None, passphrase=None):
  86     params = ft_params(rsn, ssid, passphrase)
  87     params['nas_identifier'] = "nas2.w1.fi"
  88     params['r1_key_holder'] = "000102030406"
  89     params['r0kh'] = [ "12:00:00:00:03:00 nas1.w1.fi 200102030405060708090a0b0c0d0e0f",
  90                        "02:00:00:00:04:00 nas2.w1.fi 000102030405060708090a0b0c0d0e0f" ]
  91     params['r1kh'] = "12:00:00:00:03:00 10:01:02:03:04:05 300102030405060708090a0b0c0d0e0f"
  92     return params
  93
  94 def run_roams(dev, apdev, hapd0, hapd1, ssid, passphrase, over_ds=False, sae=False, eap=False, fail_test=False, roams=1):
  95     logger.info("Connect to first AP")
  96     if eap:
  97         dev.connect(ssid, key_mgmt="FT-EAP", proto="WPA2", ieee80211w="1",
  98                     eap="GPSK", identity="gpsk user",
  99                     password="abcdefghijklmnop0123456789abcdef",
 100                     scan_freq="2412")
 101     else:
 102         if sae:
 103             key_mgmt="FT-SAE"
 104         else:
 105             key_mgmt="FT-PSK"
 106         dev.connect(ssid, psk=passphrase, key_mgmt=key_mgmt, proto="WPA2",
 107                     ieee80211w="1", scan_freq="2412")
 108     if dev.get_status_field('bssid') == apdev[0]['bssid']:
 109         ap1 = apdev[0]
 110         ap2 = apdev[1]
 111         hapd1ap = hapd0
 112         hapd2ap = hapd1
 113     else:
 114         ap1 = apdev[1]
 115         ap2 = apdev[0]
 116         hapd1ap = hapd1
 117         hapd2ap = hapd0
 118     hwsim_utils.test_connectivity(dev, hapd1ap)
 119
 120     dev.scan_for_bss(ap2['bssid'], freq="2412")
 121
 122     for i in range(0, roams):
 123         logger.info("Roam to the second AP")
 124         if over_ds:
 125             dev.roam_over_ds(ap2['bssid'], fail_test=fail_test)
 126         else:
 127             dev.roam(ap2['bssid'], fail_test=fail_test)
 128         if fail_test:
 129             return
 130         if dev.get_status_field('bssid') != ap2['bssid']:
 131             raise Exception("Did not connect to correct AP")
 132         if i == 0 or i == roams - 1:
 133             hwsim_utils.test_connectivity(dev, hapd2ap)
 134
 135         logger.info("Roam back to the first AP")
 136         if over_ds:
 137             dev.roam_over_ds(ap1['bssid'])
 138         else:
 139             dev.roam(ap1['bssid'])
 140         if dev.get_status_field('bssid') != ap1['bssid']:
 141             raise Exception("Did not connect to correct AP")
 142         if i == 0 or i == roams - 1:
 143             hwsim_utils.test_connectivity(dev, hapd1ap)
 144
 145 def test_ap_ft(dev, apdev):
 146     """WPA2-PSK-FT AP"""
 147     ssid = "test-ft"
 148     passphrase="12345678"
 149
 150     params = ft_params1(ssid=ssid, passphrase=passphrase)
 151     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 152     params = ft_params2(ssid=ssid, passphrase=passphrase)
 153     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 154
 155     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase)
 156     if "[WPA2-FT/PSK-CCMP]" not in dev[0].request("SCAN_RESULTS"):
 157         raise Exception("Scan results missing RSN element info")
 158
 159 def test_ap_ft_many(dev, apdev):
 160     """WPA2-PSK-FT AP multiple times"""
 161     ssid = "test-ft"
 162     passphrase="12345678"
 163
 164     params = ft_params1(ssid=ssid, passphrase=passphrase)
 165     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 166     params = ft_params2(ssid=ssid, passphrase=passphrase)
 167     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 168
 169     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, roams=50)
 170
 171 def test_ap_ft_mixed(dev, apdev):
 172     """WPA2-PSK-FT mixed-mode AP"""
 173     ssid = "test-ft-mixed"
 174     passphrase="12345678"
 175
 176     params = ft_params1(rsn=False, ssid=ssid, passphrase=passphrase)
 177     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 178     key_mgmt = hapd.get_config()['key_mgmt']
 179     vals = key_mgmt.split(' ')
 180     if vals[0] != "WPA-PSK" or vals[1] != "FT-PSK":
 181         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
 182     params = ft_params2(rsn=False, ssid=ssid, passphrase=passphrase)
 183     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 184
 185     run_roams(dev[0], apdev, hapd, hapd1, ssid, passphrase)
 186
 187 def test_ap_ft_pmf(dev, apdev):
 188     """WPA2-PSK-FT AP with PMF"""
 189     ssid = "test-ft"
 190     passphrase="12345678"
 191
 192     params = ft_params1(ssid=ssid, passphrase=passphrase)
 193     params["ieee80211w"] = "2";
 194     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 195     params = ft_params2(ssid=ssid, passphrase=passphrase)
 196     params["ieee80211w"] = "2";
 197     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 198
 199     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase)
 200
 201 def test_ap_ft_over_ds(dev, apdev):
 202     """WPA2-PSK-FT AP over DS"""
 203     ssid = "test-ft"
 204     passphrase="12345678"
 205
 206     params = ft_params1(ssid=ssid, passphrase=passphrase)
 207     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 208     params = ft_params2(ssid=ssid, passphrase=passphrase)
 209     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 210
 211     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True)
 212     check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-4"),
 213                         ("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-4") ])
 214
 215 def test_ap_ft_over_ds_many(dev, apdev):
 216     """WPA2-PSK-FT AP over DS multiple times"""
 217     ssid = "test-ft"
 218     passphrase="12345678"
 219
 220     params = ft_params1(ssid=ssid, passphrase=passphrase)
 221     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 222     params = ft_params2(ssid=ssid, passphrase=passphrase)
 223     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 224
 225     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 226               roams=50)
 227
 228 def test_ap_ft_over_ds_unknown_target(dev, apdev):
 229     """WPA2-PSK-FT AP"""
 230     ssid = "test-ft"
 231     passphrase="12345678"
 232
 233     params = ft_params1(ssid=ssid, passphrase=passphrase)
 234     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 235
 236     dev[0].connect(ssid, psk=passphrase, key_mgmt="FT-PSK", proto="WPA2",
 237                    scan_freq="2412")
 238     dev[0].roam_over_ds("02:11:22:33:44:55", fail_test=True)
 239
 240 def test_ap_ft_pmf_over_ds(dev, apdev):
 241     """WPA2-PSK-FT AP over DS with PMF"""
 242     ssid = "test-ft"
 243     passphrase="12345678"
 244
 245     params = ft_params1(ssid=ssid, passphrase=passphrase)
 246     params["ieee80211w"] = "2";
 247     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 248     params = ft_params2(ssid=ssid, passphrase=passphrase)
 249     params["ieee80211w"] = "2";
 250     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 251
 252     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True)
 253
 254 def test_ap_ft_over_ds_pull(dev, apdev):
 255     """WPA2-PSK-FT AP over DS (pull PMK)"""
 256     ssid = "test-ft"
 257     passphrase="12345678"
 258
 259     params = ft_params1(ssid=ssid, passphrase=passphrase)
 260     params["pmk_r1_push"] = "0"
 261     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 262     params = ft_params2(ssid=ssid, passphrase=passphrase)
 263     params["pmk_r1_push"] = "0"
 264     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 265
 266     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True)
 267
 268 def test_ap_ft_sae(dev, apdev):
 269     """WPA2-PSK-FT-SAE AP"""
 270     if "SAE" not in dev[0].get_capability("auth_alg"):
 271         raise HwsimSkip("SAE not supported")
 272     ssid = "test-ft"
 273     passphrase="12345678"
 274
 275     params = ft_params1(ssid=ssid, passphrase=passphrase)
 276     params['wpa_key_mgmt'] = "FT-SAE"
 277     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 278     params = ft_params2(ssid=ssid, passphrase=passphrase)
 279     params['wpa_key_mgmt'] = "FT-SAE"
 280     hapd = hostapd.add_ap(apdev[1]['ifname'], params)
 281     key_mgmt = hapd.get_config()['key_mgmt']
 282     if key_mgmt.split(' ')[0] != "FT-SAE":
 283         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
 284
 285     dev[0].request("SET sae_groups ")
 286     run_roams(dev[0], apdev, hapd0, hapd, ssid, passphrase, sae=True)
 287
 288 def test_ap_ft_sae_over_ds(dev, apdev):
 289     """WPA2-PSK-FT-SAE AP over DS"""
 290     if "SAE" not in dev[0].get_capability("auth_alg"):
 291         raise HwsimSkip("SAE not supported")
 292     ssid = "test-ft"
 293     passphrase="12345678"
 294
 295     params = ft_params1(ssid=ssid, passphrase=passphrase)
 296     params['wpa_key_mgmt'] = "FT-SAE"
 297     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 298     params = ft_params2(ssid=ssid, passphrase=passphrase)
 299     params['wpa_key_mgmt'] = "FT-SAE"
 300     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 301
 302     dev[0].request("SET sae_groups ")
 303     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, sae=True,
 304               over_ds=True)
 305
 306 def test_ap_ft_eap(dev, apdev):
 307     """WPA2-EAP-FT AP"""
 308     ssid = "test-ft"
 309     passphrase="12345678"
 310
 311     radius = hostapd.radius_params()
 312     params = ft_params1(ssid=ssid, passphrase=passphrase)
 313     params['wpa_key_mgmt'] = "FT-EAP"
 314     params["ieee8021x"] = "1"
 315     params = dict(radius.items() + params.items())
 316     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 317     key_mgmt = hapd.get_config()['key_mgmt']
 318     if key_mgmt.split(' ')[0] != "FT-EAP":
 319         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
 320     params = ft_params2(ssid=ssid, passphrase=passphrase)
 321     params['wpa_key_mgmt'] = "FT-EAP"
 322     params["ieee8021x"] = "1"
 323     params = dict(radius.items() + params.items())
 324     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 325
 326     run_roams(dev[0], apdev, hapd, hapd1, ssid, passphrase, eap=True)
 327     if "[WPA2-FT/EAP-CCMP]" not in dev[0].request("SCAN_RESULTS"):
 328         raise Exception("Scan results missing RSN element info")
 329     check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-3"),
 330                         ("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-3") ])
 331
 332 def test_ap_ft_eap_pull(dev, apdev):
 333     """WPA2-EAP-FT AP (pull PMK)"""
 334     ssid = "test-ft"
 335     passphrase="12345678"
 336
 337     radius = hostapd.radius_params()
 338     params = ft_params1(ssid=ssid, passphrase=passphrase)
 339     params['wpa_key_mgmt'] = "FT-EAP"
 340     params["ieee8021x"] = "1"
 341     params["pmk_r1_push"] = "0"
 342     params = dict(radius.items() + params.items())
 343     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 344     key_mgmt = hapd.get_config()['key_mgmt']
 345     if key_mgmt.split(' ')[0] != "FT-EAP":
 346         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
 347     params = ft_params2(ssid=ssid, passphrase=passphrase)
 348     params['wpa_key_mgmt'] = "FT-EAP"
 349     params["ieee8021x"] = "1"
 350     params["pmk_r1_push"] = "0"
 351     params = dict(radius.items() + params.items())
 352     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 353
 354     run_roams(dev[0], apdev, hapd, hapd1, ssid, passphrase, eap=True)
 355
 356 def test_ap_ft_mismatching_rrb_key_push(dev, apdev):
 357     """WPA2-PSK-FT AP over DS with mismatching RRB key (push)"""
 358     ssid = "test-ft"
 359     passphrase="12345678"
 360
 361     params = ft_params1(ssid=ssid, passphrase=passphrase)
 362     params["ieee80211w"] = "2";
 363     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 364     params = ft_params2_incorrect_rrb_key(ssid=ssid, passphrase=passphrase)
 365     params["ieee80211w"] = "2";
 366     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 367
 368     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 369               fail_test=True)
 370
 371 def test_ap_ft_mismatching_rrb_key_pull(dev, apdev):
 372     """WPA2-PSK-FT AP over DS with mismatching RRB key (pull)"""
 373     ssid = "test-ft"
 374     passphrase="12345678"
 375
 376     params = ft_params1(ssid=ssid, passphrase=passphrase)
 377     params["pmk_r1_push"] = "0"
 378     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 379     params = ft_params2_incorrect_rrb_key(ssid=ssid, passphrase=passphrase)
 380     params["pmk_r1_push"] = "0"
 381     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 382
 383     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 384               fail_test=True)
 385
 386 def test_ap_ft_mismatching_r0kh_id_pull(dev, apdev):
 387     """WPA2-PSK-FT AP over DS with mismatching R0KH-ID (pull)"""
 388     ssid = "test-ft"
 389     passphrase="12345678"
 390
 391     params = ft_params1(ssid=ssid, passphrase=passphrase)
 392     params["pmk_r1_push"] = "0"
 393     params["nas_identifier"] = "nas0.w1.fi"
 394     hostapd.add_ap(apdev[0]['ifname'], params)
 395     dev[0].connect(ssid, psk=passphrase, key_mgmt="FT-PSK", proto="WPA2",
 396                    scan_freq="2412")
 397
 398     params = ft_params2(ssid=ssid, passphrase=passphrase)
 399     params["pmk_r1_push"] = "0"
 400     hostapd.add_ap(apdev[1]['ifname'], params)
 401
 402     dev[0].scan_for_bss(apdev[1]['bssid'], freq="2412")
 403     dev[0].roam_over_ds(apdev[1]['bssid'], fail_test=True)
 404
 405 def test_ap_ft_mismatching_rrb_r0kh_push(dev, apdev):
 406     """WPA2-PSK-FT AP over DS with mismatching R0KH key (push)"""
 407     ssid = "test-ft"
 408     passphrase="12345678"
 409
 410     params = ft_params1(ssid=ssid, passphrase=passphrase)
 411     params["ieee80211w"] = "2";
 412     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 413     params = ft_params2_r0kh_mismatch(ssid=ssid, passphrase=passphrase)
 414     params["ieee80211w"] = "2";
 415     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 416
 417     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 418               fail_test=True)
 419
 420 def test_ap_ft_mismatching_rrb_r0kh_pull(dev, apdev):
 421     """WPA2-PSK-FT AP over DS with mismatching R0KH key (pull)"""
 422     ssid = "test-ft"
 423     passphrase="12345678"
 424
 425     params = ft_params1_r0kh_mismatch(ssid=ssid, passphrase=passphrase)
 426     params["pmk_r1_push"] = "0"
 427     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 428     params = ft_params2(ssid=ssid, passphrase=passphrase)
 429     params["pmk_r1_push"] = "0"
 430     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 431
 432     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 433               fail_test=True)
 434
 435 def test_ap_ft_gtk_rekey(dev, apdev):
 436     """WPA2-PSK-FT AP and GTK rekey"""
 437     ssid = "test-ft"
 438     passphrase="12345678"
 439
 440     params = ft_params1(ssid=ssid, passphrase=passphrase)
 441     params['wpa_group_rekey'] = '1'
 442     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 443
 444     dev[0].connect(ssid, psk=passphrase, key_mgmt="FT-PSK", proto="WPA2",
 445                    ieee80211w="1", scan_freq="2412")
 446
 447     ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
 448     if ev is None:
 449         raise Exception("GTK rekey timed out after initial association")
 450     hwsim_utils.test_connectivity(dev[0], hapd)
 451
 452     params = ft_params2(ssid=ssid, passphrase=passphrase)
 453     params['wpa_group_rekey'] = '1'
 454     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 455
 456     dev[0].scan_for_bss(apdev[1]['bssid'], freq="2412")
 457     dev[0].roam(apdev[1]['bssid'])
 458     if dev[0].get_status_field('bssid') != apdev[1]['bssid']:
 459         raise Exception("Did not connect to correct AP")
 460     hwsim_utils.test_connectivity(dev[0], hapd1)
 461
 462     ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
 463     if ev is None:
 464         raise Exception("GTK rekey timed out after FT protocol")
 465     hwsim_utils.test_connectivity(dev[0], hapd1)
 466
 467 def test_ft_psk_key_lifetime_in_memory(dev, apdev, params):
 468     """WPA2-PSK-FT and key lifetime in memory"""
 469     ssid = "test-ft"
 470     passphrase="04c2726b4b8d5f1b4db9c07aa4d9e9d8f765cb5d25ec817e6cc4fcdd5255db0"
 471     psk = '93c90846ff67af9037ed83fb72b63dbeddaa81d47f926c20909b5886f1d9358d'
 472     pmk = binascii.unhexlify(psk)
 473     p = ft_params1(ssid=ssid, passphrase=passphrase)
 474     hapd0 = hostapd.add_ap(apdev[0]['ifname'], p)
 475     p = ft_params2(ssid=ssid, passphrase=passphrase)
 476     hapd1 = hostapd.add_ap(apdev[1]['ifname'], p)
 477
 478     pid = find_wpas_process(dev[0])
 479
 480     dev[0].connect(ssid, psk=passphrase, key_mgmt="FT-PSK", proto="WPA2",
 481                    scan_freq="2412")
 482     time.sleep(0.1)
 483
 484     buf = read_process_memory(pid, pmk)
 485
 486     dev[0].request("DISCONNECT")
 487     dev[0].wait_disconnected()
 488
 489     dev[0].relog()
 490     pmkr0 = None
 491     pmkr1 = None
 492     ptk = None
 493     gtk = None
 494     with open(os.path.join(params['logdir'], 'log0'), 'r') as f:
 495         for l in f.readlines():
 496             if "FT: PMK-R0 - hexdump" in l:
 497                 val = l.strip().split(':')[3].replace(' ', '')
 498                 pmkr0 = binascii.unhexlify(val)
 499             if "FT: PMK-R1 - hexdump" in l:
 500                 val = l.strip().split(':')[3].replace(' ', '')
 501                 pmkr1 = binascii.unhexlify(val)
 502             if "FT: KCK - hexdump" in l:
 503                 val = l.strip().split(':')[3].replace(' ', '')
 504                 kck = binascii.unhexlify(val)
 505             if "FT: KEK - hexdump" in l:
 506                 val = l.strip().split(':')[3].replace(' ', '')
 507                 kek = binascii.unhexlify(val)
 508             if "FT: TK - hexdump" in l:
 509                 val = l.strip().split(':')[3].replace(' ', '')
 510                 tk = binascii.unhexlify(val)
 511             if "WPA: Group Key - hexdump" in l:
 512                 val = l.strip().split(':')[3].replace(' ', '')
 513                 gtk = binascii.unhexlify(val)
 514     if not pmkr0 or not pmkr1 or not kck or not kek or not tk or not gtk:
 515         raise Exception("Could not find keys from debug log")
 516     if len(gtk) != 16:
 517         raise Exception("Unexpected GTK length")
 518
 519     logger.info("Checking keys in memory while associated")
 520     get_key_locations(buf, pmk, "PMK")
 521     get_key_locations(buf, pmkr0, "PMK-R0")
 522     get_key_locations(buf, pmkr1, "PMK-R1")
 523     if pmk not in buf:
 524         raise HwsimSkip("PMK not found while associated")
 525     if pmkr0 not in buf:
 526         raise HwsimSkip("PMK-R0 not found while associated")
 527     if pmkr1 not in buf:
 528         raise HwsimSkip("PMK-R1 not found while associated")
 529     if kck not in buf:
 530         raise Exception("KCK not found while associated")
 531     if kek not in buf:
 532         raise Exception("KEK not found while associated")
 533     if tk in buf:
 534         raise Exception("TK found from memory")
 535     if gtk in buf:
 536         raise Exception("GTK found from memory")
 537
 538     logger.info("Checking keys in memory after disassociation")
 539     buf = read_process_memory(pid, pmk)
 540     get_key_locations(buf, pmk, "PMK")
 541     get_key_locations(buf, pmkr0, "PMK-R0")
 542     get_key_locations(buf, pmkr1, "PMK-R1")
 543
 544     # Note: PMK/PSK is still present in network configuration
 545
 546     fname = os.path.join(params['logdir'],
 547                          'ft_psk_key_lifetime_in_memory.memctx-')
 548     verify_not_present(buf, pmkr0, fname, "PMK-R0")
 549     verify_not_present(buf, pmkr1, fname, "PMK-R1")
 550     verify_not_present(buf, kck, fname, "KCK")
 551     verify_not_present(buf, kek, fname, "KEK")
 552     verify_not_present(buf, tk, fname, "TK")
 553     verify_not_present(buf, gtk, fname, "GTK")
 554
 555     dev[0].request("REMOVE_NETWORK all")
 556
 557     logger.info("Checking keys in memory after network profile removal")
 558     buf = read_process_memory(pid, pmk)
 559     get_key_locations(buf, pmk, "PMK")
 560     get_key_locations(buf, pmkr0, "PMK-R0")
 561     get_key_locations(buf, pmkr1, "PMK-R1")
 562
 563     verify_not_present(buf, pmk, fname, "PMK")
 564     verify_not_present(buf, pmkr0, fname, "PMK-R0")
 565     verify_not_present(buf, pmkr1, fname, "PMK-R1")
 566     verify_not_present(buf, kck, fname, "KCK")
 567     verify_not_present(buf, kek, fname, "KEK")
 568     verify_not_present(buf, tk, fname, "TK")
 569     verify_not_present(buf, gtk, fname, "GTK")