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 time
   8 import subprocess
   9 import logging
  10 logger = logging.getLogger()
  11
  12 import hwsim_utils
  13 import hostapd
  14 from wlantest import Wlantest
  15 from test_ap_psk import check_mib
  16
  17 def ft_base_rsn():
  18     params = { "wpa": "2",
  19                "wpa_key_mgmt": "FT-PSK",
  20                "rsn_pairwise": "CCMP" }
  21     return params
  22
  23 def ft_base_mixed():
  24     params = { "wpa": "3",
  25                "wpa_key_mgmt": "WPA-PSK FT-PSK",
  26                "wpa_pairwise": "TKIP",
  27                "rsn_pairwise": "CCMP" }
  28     return params
  29
  30 def ft_params(rsn=True, ssid=None, passphrase=None):
  31     if rsn:
  32         params = ft_base_rsn()
  33     else:
  34         params = ft_base_mixed()
  35     if ssid:
  36         params["ssid"] = ssid
  37     if passphrase:
  38         params["wpa_passphrase"] = passphrase
  39
  40     params["mobility_domain"] = "a1b2"
  41     params["r0_key_lifetime"] = "10000"
  42     params["pmk_r1_push"] = "1"
  43     params["reassociation_deadline"] = "1000"
  44     return params
  45
  46 def ft_params1(rsn=True, ssid=None, passphrase=None):
  47     params = ft_params(rsn, ssid, passphrase)
  48     params['nas_identifier'] = "nas1.w1.fi"
  49     params['r1_key_holder'] = "000102030405"
  50     params['r0kh'] = [ "02:00:00:00:03:00 nas1.w1.fi 100102030405060708090a0b0c0d0e0f",
  51                        "02:00:00:00:04:00 nas2.w1.fi 300102030405060708090a0b0c0d0e0f" ]
  52     params['r1kh'] = "02:00:00:00:04:00 00:01:02:03:04:06 200102030405060708090a0b0c0d0e0f"
  53     return params
  54
  55 def ft_params2(rsn=True, ssid=None, passphrase=None):
  56     params = ft_params(rsn, ssid, passphrase)
  57     params['nas_identifier'] = "nas2.w1.fi"
  58     params['r1_key_holder'] = "000102030406"
  59     params['r0kh'] = [ "02:00:00:00:03:00 nas1.w1.fi 200102030405060708090a0b0c0d0e0f",
  60                        "02:00:00:00:04:00 nas2.w1.fi 000102030405060708090a0b0c0d0e0f" ]
  61     params['r1kh'] = "02:00:00:00:03:00 00:01:02:03:04:05 300102030405060708090a0b0c0d0e0f"
  62     return params
  63
  64 def ft_params1_r0kh_mismatch(rsn=True, ssid=None, passphrase=None):
  65     params = ft_params(rsn, ssid, passphrase)
  66     params['nas_identifier'] = "nas1.w1.fi"
  67     params['r1_key_holder'] = "000102030405"
  68     params['r0kh'] = [ "02:00:00:00:03:00 nas1.w1.fi 100102030405060708090a0b0c0d0e0f",
  69                        "12:00:00:00:04:00 nas2.w1.fi 300102030405060708090a0b0c0d0e0f" ]
  70     params['r1kh'] = "12:00:00:00:04:00 10:01:02:03:04:06 200102030405060708090a0b0c0d0e0f"
  71     return params
  72
  73 def ft_params2_incorrect_rrb_key(rsn=True, ssid=None, passphrase=None):
  74     params = ft_params(rsn, ssid, passphrase)
  75     params['nas_identifier'] = "nas2.w1.fi"
  76     params['r1_key_holder'] = "000102030406"
  77     params['r0kh'] = [ "02:00:00:00:03:00 nas1.w1.fi 200102030405060708090a0b0c0d0ef1",
  78                        "02:00:00:00:04:00 nas2.w1.fi 000102030405060708090a0b0c0d0ef2" ]
  79     params['r1kh'] = "02:00:00:00:03:00 00:01:02:03:04:05 300102030405060708090a0b0c0d0ef3"
  80     return params
  81
  82 def ft_params2_r0kh_mismatch(rsn=True, ssid=None, passphrase=None):
  83     params = ft_params(rsn, ssid, passphrase)
  84     params['nas_identifier'] = "nas2.w1.fi"
  85     params['r1_key_holder'] = "000102030406"
  86     params['r0kh'] = [ "12:00:00:00:03:00 nas1.w1.fi 200102030405060708090a0b0c0d0e0f",
  87                        "02:00:00:00:04:00 nas2.w1.fi 000102030405060708090a0b0c0d0e0f" ]
  88     params['r1kh'] = "12:00:00:00:03:00 10:01:02:03:04:05 300102030405060708090a0b0c0d0e0f"
  89     return params
  90
  91 def run_roams(dev, apdev, hapd0, hapd1, ssid, passphrase, over_ds=False, sae=False, eap=False, fail_test=False, roams=1):
  92     logger.info("Connect to first AP")
  93     if eap:
  94         dev.connect(ssid, key_mgmt="FT-EAP", proto="WPA2", ieee80211w="1",
  95                     eap="EKE", identity="eke user", password="hello")
  96     else:
  97         if sae:
  98             key_mgmt="FT-SAE"
  99         else:
 100             key_mgmt="FT-PSK"
 101         dev.connect(ssid, psk=passphrase, key_mgmt=key_mgmt, proto="WPA2",
 102                     ieee80211w="1")
 103     if dev.get_status_field('bssid') == apdev[0]['bssid']:
 104         ap1 = apdev[0]
 105         ap2 = apdev[1]
 106         hapd1ap = hapd0
 107         hapd2ap = hapd1
 108     else:
 109         ap1 = apdev[1]
 110         ap2 = apdev[0]
 111         hapd1ap = hapd1
 112         hapd2ap = hapd0
 113     hwsim_utils.test_connectivity(dev, hapd1ap)
 114
 115     dev.scan_for_bss(ap2['bssid'], freq="2412")
 116
 117     for i in range(0, roams):
 118         logger.info("Roam to the second AP")
 119         if over_ds:
 120             dev.roam_over_ds(ap2['bssid'], fail_test=fail_test)
 121         else:
 122             dev.roam(ap2['bssid'], fail_test=fail_test)
 123         if fail_test:
 124             return
 125         if dev.get_status_field('bssid') != ap2['bssid']:
 126             raise Exception("Did not connect to correct AP")
 127         if i == 0 or i == roams - 1:
 128             hwsim_utils.test_connectivity(dev, hapd2ap)
 129
 130         logger.info("Roam back to the first AP")
 131         if over_ds:
 132             dev.roam_over_ds(ap1['bssid'])
 133         else:
 134             dev.roam(ap1['bssid'])
 135         if dev.get_status_field('bssid') != ap1['bssid']:
 136             raise Exception("Did not connect to correct AP")
 137         if i == 0 or i == roams - 1:
 138             hwsim_utils.test_connectivity(dev, hapd1ap)
 139
 140 def test_ap_ft(dev, apdev):
 141     """WPA2-PSK-FT AP"""
 142     ssid = "test-ft"
 143     passphrase="12345678"
 144
 145     params = ft_params1(ssid=ssid, passphrase=passphrase)
 146     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 147     params = ft_params2(ssid=ssid, passphrase=passphrase)
 148     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 149
 150     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase)
 151     if "[WPA2-FT/PSK-CCMP]" not in dev[0].request("SCAN_RESULTS"):
 152         raise Exception("Scan results missing RSN element info")
 153
 154 def test_ap_ft_many(dev, apdev):
 155     """WPA2-PSK-FT AP multiple times"""
 156     ssid = "test-ft"
 157     passphrase="12345678"
 158
 159     params = ft_params1(ssid=ssid, passphrase=passphrase)
 160     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 161     params = ft_params2(ssid=ssid, passphrase=passphrase)
 162     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 163
 164     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, roams=50)
 165
 166 def test_ap_ft_mixed(dev, apdev):
 167     """WPA2-PSK-FT mixed-mode AP"""
 168     ssid = "test-ft-mixed"
 169     passphrase="12345678"
 170
 171     params = ft_params1(rsn=False, ssid=ssid, passphrase=passphrase)
 172     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 173     key_mgmt = hapd.get_config()['key_mgmt']
 174     vals = key_mgmt.split(' ')
 175     if vals[0] != "WPA-PSK" or vals[1] != "FT-PSK":
 176         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
 177     params = ft_params2(rsn=False, ssid=ssid, passphrase=passphrase)
 178     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 179
 180     run_roams(dev[0], apdev, hapd, hapd1, ssid, passphrase)
 181
 182 def test_ap_ft_pmf(dev, apdev):
 183     """WPA2-PSK-FT AP with PMF"""
 184     ssid = "test-ft"
 185     passphrase="12345678"
 186
 187     params = ft_params1(ssid=ssid, passphrase=passphrase)
 188     params["ieee80211w"] = "2";
 189     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 190     params = ft_params2(ssid=ssid, passphrase=passphrase)
 191     params["ieee80211w"] = "2";
 192     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 193
 194     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase)
 195
 196 def test_ap_ft_over_ds(dev, apdev):
 197     """WPA2-PSK-FT AP over DS"""
 198     ssid = "test-ft"
 199     passphrase="12345678"
 200
 201     params = ft_params1(ssid=ssid, passphrase=passphrase)
 202     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 203     params = ft_params2(ssid=ssid, passphrase=passphrase)
 204     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 205
 206     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True)
 207     check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-4"),
 208                         ("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-4") ])
 209
 210 def test_ap_ft_over_ds_many(dev, apdev):
 211     """WPA2-PSK-FT AP over DS multiple times"""
 212     ssid = "test-ft"
 213     passphrase="12345678"
 214
 215     params = ft_params1(ssid=ssid, passphrase=passphrase)
 216     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 217     params = ft_params2(ssid=ssid, passphrase=passphrase)
 218     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 219
 220     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 221               roams=50)
 222
 223 def test_ap_ft_pmf_over_ds(dev, apdev):
 224     """WPA2-PSK-FT AP over DS with PMF"""
 225     ssid = "test-ft"
 226     passphrase="12345678"
 227
 228     params = ft_params1(ssid=ssid, passphrase=passphrase)
 229     params["ieee80211w"] = "2";
 230     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 231     params = ft_params2(ssid=ssid, passphrase=passphrase)
 232     params["ieee80211w"] = "2";
 233     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 234
 235     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True)
 236
 237 def test_ap_ft_over_ds_pull(dev, apdev):
 238     """WPA2-PSK-FT AP over DS (pull PMK)"""
 239     ssid = "test-ft"
 240     passphrase="12345678"
 241
 242     params = ft_params1(ssid=ssid, passphrase=passphrase)
 243     params["pmk_r1_push"] = "0"
 244     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 245     params = ft_params2(ssid=ssid, passphrase=passphrase)
 246     params["pmk_r1_push"] = "0"
 247     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 248
 249     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True)
 250
 251 def test_ap_ft_sae(dev, apdev):
 252     """WPA2-PSK-FT-SAE AP"""
 253     ssid = "test-ft"
 254     passphrase="12345678"
 255
 256     params = ft_params1(ssid=ssid, passphrase=passphrase)
 257     params['wpa_key_mgmt'] = "FT-SAE"
 258     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 259     params = ft_params2(ssid=ssid, passphrase=passphrase)
 260     params['wpa_key_mgmt'] = "FT-SAE"
 261     hapd = hostapd.add_ap(apdev[1]['ifname'], params)
 262     key_mgmt = hapd.get_config()['key_mgmt']
 263     if key_mgmt.split(' ')[0] != "FT-SAE":
 264         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
 265
 266     dev[0].request("SET sae_groups ")
 267     run_roams(dev[0], apdev, hapd0, hapd, ssid, passphrase, sae=True)
 268
 269 def test_ap_ft_sae_over_ds(dev, apdev):
 270     """WPA2-PSK-FT-SAE AP over DS"""
 271     ssid = "test-ft"
 272     passphrase="12345678"
 273
 274     params = ft_params1(ssid=ssid, passphrase=passphrase)
 275     params['wpa_key_mgmt'] = "FT-SAE"
 276     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 277     params = ft_params2(ssid=ssid, passphrase=passphrase)
 278     params['wpa_key_mgmt'] = "FT-SAE"
 279     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 280
 281     dev[0].request("SET sae_groups ")
 282     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, sae=True,
 283               over_ds=True)
 284
 285 def test_ap_ft_eap(dev, apdev):
 286     """WPA2-EAP-FT AP"""
 287     ssid = "test-ft"
 288     passphrase="12345678"
 289
 290     radius = hostapd.radius_params()
 291     params = ft_params1(ssid=ssid, passphrase=passphrase)
 292     params['wpa_key_mgmt'] = "FT-EAP"
 293     params["ieee8021x"] = "1"
 294     params = dict(radius.items() + params.items())
 295     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 296     key_mgmt = hapd.get_config()['key_mgmt']
 297     if key_mgmt.split(' ')[0] != "FT-EAP":
 298         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
 299     params = ft_params2(ssid=ssid, passphrase=passphrase)
 300     params['wpa_key_mgmt'] = "FT-EAP"
 301     params["ieee8021x"] = "1"
 302     params = dict(radius.items() + params.items())
 303     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 304
 305     run_roams(dev[0], apdev, hapd, hapd1, ssid, passphrase, eap=True)
 306     if "[WPA2-FT/EAP-CCMP]" not in dev[0].request("SCAN_RESULTS"):
 307         raise Exception("Scan results missing RSN element info")
 308     check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-3"),
 309                         ("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-3") ])
 310
 311 def test_ap_ft_eap_pull(dev, apdev):
 312     """WPA2-EAP-FT AP (pull PMK)"""
 313     ssid = "test-ft"
 314     passphrase="12345678"
 315
 316     radius = hostapd.radius_params()
 317     params = ft_params1(ssid=ssid, passphrase=passphrase)
 318     params['wpa_key_mgmt'] = "FT-EAP"
 319     params["ieee8021x"] = "1"
 320     params["pmk_r1_push"] = "0"
 321     params = dict(radius.items() + params.items())
 322     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 323     key_mgmt = hapd.get_config()['key_mgmt']
 324     if key_mgmt.split(' ')[0] != "FT-EAP":
 325         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
 326     params = ft_params2(ssid=ssid, passphrase=passphrase)
 327     params['wpa_key_mgmt'] = "FT-EAP"
 328     params["ieee8021x"] = "1"
 329     params["pmk_r1_push"] = "0"
 330     params = dict(radius.items() + params.items())
 331     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 332
 333     run_roams(dev[0], apdev, hapd, hapd1, ssid, passphrase, eap=True)
 334
 335 def test_ap_ft_mismatching_rrb_key_push(dev, apdev):
 336     """WPA2-PSK-FT AP over DS with mismatching RRB key (push)"""
 337     ssid = "test-ft"
 338     passphrase="12345678"
 339
 340     params = ft_params1(ssid=ssid, passphrase=passphrase)
 341     params["ieee80211w"] = "2";
 342     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 343     params = ft_params2_incorrect_rrb_key(ssid=ssid, passphrase=passphrase)
 344     params["ieee80211w"] = "2";
 345     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 346
 347     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 348               fail_test=True)
 349
 350 def test_ap_ft_mismatching_rrb_key_pull(dev, apdev):
 351     """WPA2-PSK-FT AP over DS with mismatching RRB key (pull)"""
 352     ssid = "test-ft"
 353     passphrase="12345678"
 354
 355     params = ft_params1(ssid=ssid, passphrase=passphrase)
 356     params["pmk_r1_push"] = "0"
 357     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 358     params = ft_params2_incorrect_rrb_key(ssid=ssid, passphrase=passphrase)
 359     params["pmk_r1_push"] = "0"
 360     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 361
 362     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 363               fail_test=True)
 364
 365 def test_ap_ft_mismatching_r0kh_id_pull(dev, apdev):
 366     """WPA2-PSK-FT AP over DS with mismatching R0KH-ID (pull)"""
 367     ssid = "test-ft"
 368     passphrase="12345678"
 369
 370     params = ft_params1(ssid=ssid, passphrase=passphrase)
 371     params["pmk_r1_push"] = "0"
 372     params["nas_identifier"] = "nas0.w1.fi"
 373     hostapd.add_ap(apdev[0]['ifname'], params)
 374     dev[0].connect(ssid, psk=passphrase, key_mgmt="FT-PSK", proto="WPA2")
 375
 376     params = ft_params2(ssid=ssid, passphrase=passphrase)
 377     params["pmk_r1_push"] = "0"
 378     hostapd.add_ap(apdev[1]['ifname'], params)
 379
 380     dev[0].scan_for_bss(apdev[1]['bssid'], freq="2412")
 381     dev[0].roam_over_ds(apdev[1]['bssid'], fail_test=True)
 382
 383 def test_ap_ft_mismatching_rrb_r0kh_push(dev, apdev):
 384     """WPA2-PSK-FT AP over DS with mismatching R0KH key (push)"""
 385     ssid = "test-ft"
 386     passphrase="12345678"
 387
 388     params = ft_params1(ssid=ssid, passphrase=passphrase)
 389     params["ieee80211w"] = "2";
 390     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 391     params = ft_params2_r0kh_mismatch(ssid=ssid, passphrase=passphrase)
 392     params["ieee80211w"] = "2";
 393     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 394
 395     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 396               fail_test=True)
 397
 398 def test_ap_ft_mismatching_rrb_r0kh_pull(dev, apdev):
 399     """WPA2-PSK-FT AP over DS with mismatching R0KH key (pull)"""
 400     ssid = "test-ft"
 401     passphrase="12345678"
 402
 403     params = ft_params1_r0kh_mismatch(ssid=ssid, passphrase=passphrase)
 404     params["pmk_r1_push"] = "0"
 405     hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
 406     params = ft_params2(ssid=ssid, passphrase=passphrase)
 407     params["pmk_r1_push"] = "0"
 408     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 409
 410     run_roams(dev[0], apdev, hapd0, hapd1, ssid, passphrase, over_ds=True,
 411               fail_test=True)
 412
 413 def test_ap_ft_gtk_rekey(dev, apdev):
 414     """WPA2-PSK-FT AP and GTK rekey"""
 415     ssid = "test-ft"
 416     passphrase="12345678"
 417
 418     params = ft_params1(ssid=ssid, passphrase=passphrase)
 419     params['wpa_group_rekey'] = '1'
 420     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 421
 422     dev[0].connect(ssid, psk=passphrase, key_mgmt="FT-PSK", proto="WPA2",
 423                    ieee80211w="1")
 424
 425     ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
 426     if ev is None:
 427         raise Exception("GTK rekey timed out after initial association")
 428     hwsim_utils.test_connectivity(dev[0], hapd)
 429
 430     params = ft_params2(ssid=ssid, passphrase=passphrase)
 431     params['wpa_group_rekey'] = '1'
 432     hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
 433
 434     dev[0].scan_for_bss(apdev[1]['bssid'], freq="2412")
 435     dev[0].roam(apdev[1]['bssid'])
 436     if dev[0].get_status_field('bssid') != apdev[1]['bssid']:
 437         raise Exception("Did not connect to correct AP")
 438     hwsim_utils.test_connectivity(dev[0], hapd1)
 439
 440     ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
 441     if ev is None:
 442         raise Exception("GTK rekey timed out after FT protocol")
 443     hwsim_utils.test_connectivity(dev[0], hapd1)