tests/hwsim/test_wnm.py

   1 # WNM 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 struct
   9 import time
  10 import logging
  11 logger = logging.getLogger()
  12 import subprocess
  13
  14 import hostapd
  15 from wlantest import Wlantest
  16
  17 def test_wnm_bss_transition_mgmt(dev, apdev):
  18     """WNM BSS Transition Management"""
  19     params = { "ssid": "test-wnm",
  20                "time_advertisement": "2",
  21                "time_zone": "EST5",
  22                "wnm_sleep_mode": "1",
  23                "bss_transition": "1" }
  24     hostapd.add_ap(apdev[0]['ifname'], params)
  25
  26     dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
  27     dev[0].request("WNM_BSS_QUERY 0")
  28
  29 def test_wnm_disassoc_imminent(dev, apdev):
  30     """WNM Disassociation Imminent"""
  31     params = { "ssid": "test-wnm",
  32                "time_advertisement": "2",
  33                "time_zone": "EST5",
  34                "wnm_sleep_mode": "1",
  35                "bss_transition": "1" }
  36     hostapd.add_ap(apdev[0]['ifname'], params)
  37     hapd = hostapd.Hostapd(apdev[0]['ifname'])
  38
  39     dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
  40     addr = dev[0].p2p_interface_addr()
  41     hapd.request("DISASSOC_IMMINENT " + addr + " 10")
  42     ev = dev[0].wait_event(["WNM: Disassociation Imminent"])
  43     if ev is None:
  44         raise Exception("Timeout while waiting for disassociation imminent")
  45     if "Disassociation Timer 10" not in ev:
  46         raise Exception("Unexpected disassociation imminent contents")
  47     ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"])
  48     if ev is None:
  49         raise Exception("Timeout while waiting for re-connection scan")
  50
  51 def test_wnm_ess_disassoc_imminent(dev, apdev):
  52     """WNM ESS Disassociation Imminent"""
  53     params = { "ssid": "test-wnm",
  54                "time_advertisement": "2",
  55                "time_zone": "EST5",
  56                "wnm_sleep_mode": "1",
  57                "bss_transition": "1" }
  58     hostapd.add_ap(apdev[0]['ifname'], params)
  59     hapd = hostapd.Hostapd(apdev[0]['ifname'])
  60
  61     dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
  62     addr = dev[0].p2p_interface_addr()
  63     hapd.request("ESS_DISASSOC " + addr + " 10 http://example.com/session-info")
  64     ev = dev[0].wait_event(["ESS-DISASSOC-IMMINENT"])
  65     if ev is None:
  66         raise Exception("Timeout while waiting for ESS disassociation imminent")
  67     if "0 1024 http://example.com/session-info" not in ev:
  68         raise Exception("Unexpected ESS disassociation imminent message contents")
  69     ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"])
  70     if ev is None:
  71         raise Exception("Timeout while waiting for re-connection scan")
  72
  73 def test_wnm_ess_disassoc_imminent_pmf(dev, apdev):
  74     """WNM ESS Disassociation Imminent"""
  75     params = hostapd.wpa2_params("test-wnm-rsn", "12345678")
  76     params["wpa_key_mgmt"] = "WPA-PSK-SHA256";
  77     params["ieee80211w"] = "2";
  78     params["bss_transition"] = "1"
  79     hostapd.add_ap(apdev[0]['ifname'], params)
  80     hapd = hostapd.Hostapd(apdev[0]['ifname'])
  81
  82     dev[0].connect("test-wnm-rsn", psk="12345678", ieee80211w="2",
  83                    key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412")
  84     addr = dev[0].p2p_interface_addr()
  85     hapd.request("ESS_DISASSOC " + addr + " 10 http://example.com/session-info")
  86     ev = dev[0].wait_event(["ESS-DISASSOC-IMMINENT"])
  87     if ev is None:
  88         raise Exception("Timeout while waiting for ESS disassociation imminent")
  89     if "1 1024 http://example.com/session-info" not in ev:
  90         raise Exception("Unexpected ESS disassociation imminent message contents")
  91     ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"])
  92     if ev is None:
  93         raise Exception("Timeout while waiting for re-connection scan")
  94
  95 def check_wnm_sleep_mode_enter_exit(hapd, dev, interval=None, tfs_req=None):
  96     addr = dev.p2p_interface_addr()
  97     sta = hapd.get_sta(addr)
  98     if "[WNM_SLEEP_MODE]" in sta['flags']:
  99         raise Exception("Station unexpectedly in WNM-Sleep Mode")
 100
 101     logger.info("Going to WNM Sleep Mode")
 102     extra = ""
 103     if interval is not None:
 104         extra += " interval=" + str(interval)
 105     if tfs_req:
 106         extra += " tfs_req=" + tfs_req
 107     if "OK" not in dev.request("WNM_SLEEP enter" + extra):
 108         raise Exception("WNM_SLEEP failed")
 109     ok = False
 110     for i in range(20):
 111         time.sleep(0.1)
 112         sta = hapd.get_sta(addr)
 113         if "[WNM_SLEEP_MODE]" in sta['flags']:
 114             ok = True
 115             break
 116     if not ok:
 117         raise Exception("Station failed to enter WNM-Sleep Mode")
 118
 119     logger.info("Waking up from WNM Sleep Mode")
 120     ok = False
 121     dev.request("WNM_SLEEP exit")
 122     for i in range(20):
 123         time.sleep(0.1)
 124         sta = hapd.get_sta(addr)
 125         if "[WNM_SLEEP_MODE]" not in sta['flags']:
 126             ok = True
 127             break
 128     if not ok:
 129         raise Exception("Station failed to exit WNM-Sleep Mode")
 130
 131 def test_wnm_sleep_mode_open(dev, apdev):
 132     """WNM Sleep Mode - open"""
 133     params = { "ssid": "test-wnm",
 134                "time_advertisement": "2",
 135                "time_zone": "EST5",
 136                "wnm_sleep_mode": "1",
 137                "bss_transition": "1" }
 138     hostapd.add_ap(apdev[0]['ifname'], params)
 139     hapd = hostapd.Hostapd(apdev[0]['ifname'])
 140
 141     dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
 142     ev = hapd.wait_event([ "AP-STA-CONNECTED" ], timeout=5)
 143     if ev is None:
 144         raise Exception("No connection event received from hostapd")
 145     check_wnm_sleep_mode_enter_exit(hapd, dev[0])
 146     check_wnm_sleep_mode_enter_exit(hapd, dev[0], interval=100)
 147     check_wnm_sleep_mode_enter_exit(hapd, dev[0], tfs_req="5b17010001130e110000071122334455661122334455661234")
 148
 149     cmds = [ "foo",
 150              "exit tfs_req=123 interval=10",
 151              "enter tfs_req=qq interval=10" ]
 152     for cmd in cmds:
 153         if "FAIL" not in dev[0].request("WNM_SLEEP " + cmd):
 154             raise Exception("Invalid WNM_SLEEP accepted")
 155
 156 def test_wnm_sleep_mode_rsn(dev, apdev):
 157     """WNM Sleep Mode - RSN"""
 158     params = hostapd.wpa2_params("test-wnm-rsn", "12345678")
 159     params["time_advertisement"] = "2"
 160     params["time_zone"] = "EST5"
 161     params["wnm_sleep_mode"] = "1"
 162     params["bss_transition"] = "1"
 163     hostapd.add_ap(apdev[0]['ifname'], params)
 164     hapd = hostapd.Hostapd(apdev[0]['ifname'])
 165
 166     dev[0].connect("test-wnm-rsn", psk="12345678", scan_freq="2412")
 167     ev = hapd.wait_event([ "AP-STA-CONNECTED" ], timeout=5)
 168     if ev is None:
 169         raise Exception("No connection event received from hostapd")
 170     check_wnm_sleep_mode_enter_exit(hapd, dev[0])
 171
 172 def test_wnm_sleep_mode_rsn_pmf(dev, apdev):
 173     """WNM Sleep Mode - RSN with PMF"""
 174     wt = Wlantest()
 175     wt.flush()
 176     wt.add_passphrase("12345678")
 177     params = hostapd.wpa2_params("test-wnm-rsn", "12345678")
 178     params["wpa_key_mgmt"] = "WPA-PSK-SHA256";
 179     params["ieee80211w"] = "2";
 180     params["time_advertisement"] = "2"
 181     params["time_zone"] = "EST5"
 182     params["wnm_sleep_mode"] = "1"
 183     params["bss_transition"] = "1"
 184     hostapd.add_ap(apdev[0]['ifname'], params)
 185     hapd = hostapd.Hostapd(apdev[0]['ifname'])
 186
 187     dev[0].connect("test-wnm-rsn", psk="12345678", ieee80211w="2",
 188                    key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412")
 189     ev = hapd.wait_event([ "AP-STA-CONNECTED" ], timeout=5)
 190     if ev is None:
 191         raise Exception("No connection event received from hostapd")
 192     check_wnm_sleep_mode_enter_exit(hapd, dev[0])
 193
 194 MGMT_SUBTYPE_ACTION = 13
 195 ACTION_CATEG_WNM = 10
 196 WNM_ACT_BSS_TM_REQ = 7
 197 WNM_ACT_BSS_TM_RESP = 8
 198 WNM_ACT_SLEEP_MODE_REQ = 16
 199 WNM_ACT_SLEEP_MODE_RESP = 17
 200 WNM_ACT_NOTIFICATION_REQ = 26
 201 WNM_ACT_NOTIFICATION_RESP = 27
 202 WNM_NOTIF_TYPE_FW_UPGRADE = 0
 203 WNM_NOTIF_TYPE_WFA = 1
 204 WLAN_EID_TFS_RESP = 92
 205 WLAN_EID_WNMSLEEP = 93
 206 WNM_SLEEP_MODE_ENTER = 0
 207 WNM_SLEEP_MODE_EXIT = 1
 208 WNM_STATUS_SLEEP_ACCEPT = 0
 209 WNM_STATUS_SLEEP_EXIT_ACCEPT_GTK_UPDATE = 1
 210 WNM_STATUS_DENIED_ACTION = 2
 211 WNM_STATUS_DENIED_TMP = 3
 212 WNM_STATUS_DENIED_KEY = 4
 213 WNM_STATUS_DENIED_OTHER_WNM_SERVICE = 5
 214 WNM_SLEEP_SUBELEM_GTK = 0
 215 WNM_SLEEP_SUBELEM_IGTK = 1
 216
 217 def bss_tm_req(dst, src, dialog_token=1, req_mode=0, disassoc_timer=0,
 218                validity_interval=1):
 219     msg = {}
 220     msg['fc'] = MGMT_SUBTYPE_ACTION << 4
 221     msg['da'] = dst
 222     msg['sa'] = src
 223     msg['bssid'] = src
 224     msg['payload'] = struct.pack("<BBBBHB",
 225                                  ACTION_CATEG_WNM, WNM_ACT_BSS_TM_REQ,
 226                                  dialog_token, req_mode, disassoc_timer,
 227                                  validity_interval)
 228     return msg
 229
 230 def rx_bss_tm_resp(hapd, expect_dialog=None, expect_status=None):
 231     for i in range(0, 100):
 232         resp = hapd.mgmt_rx()
 233         if resp is None:
 234             raise Exception("No BSS TM Response received")
 235         if resp['subtype'] == MGMT_SUBTYPE_ACTION:
 236             break
 237     if i == 99:
 238         raise Exception("Not an Action frame")
 239     payload = resp['payload']
 240     if len(payload) < 2 + 3:
 241         raise Exception("Too short payload")
 242     (category, action) = struct.unpack('BB', payload[0:2])
 243     if category != ACTION_CATEG_WNM or action != WNM_ACT_BSS_TM_RESP:
 244         raise Exception("Not a BSS TM Response")
 245     pos = payload[2:]
 246     (dialog, status, bss_term_delay) = struct.unpack('BBB', pos[0:3])
 247     resp['dialog'] = dialog
 248     resp['status'] = status
 249     resp['bss_term_delay'] = bss_term_delay
 250     pos = pos[3:]
 251     if len(pos) >= 6 and status == 0:
 252         resp['target_bssid'] = binascii.hexlify(pos[0:6])
 253         pos = pos[6:]
 254     resp['candidates'] = pos
 255     if expect_dialog is not None and dialog != expect_dialog:
 256         raise Exception("Unexpected dialog token")
 257     if expect_status is not None and status != expect_status:
 258         raise Exception("Unexpected status code %d" % status)
 259     return resp
 260
 261 def expect_ack(hapd):
 262     ev = hapd.wait_event(["MGMT-TX-STATUS"], timeout=5)
 263     if ev is None:
 264         raise Exception("Missing TX status")
 265     if "ok=1" not in ev:
 266         raise Exception("Action frame not acknowledged")
 267
 268 def test_wnm_bss_tm_req(dev, apdev):
 269     """BSS Transition Management Request"""
 270     params = { "ssid": "test-wnm", "bss_transition": "1" }
 271     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 272     dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
 273     hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
 274
 275     hapd.set("ext_mgmt_frame_handling", "1")
 276
 277     # truncated BSS TM Request
 278     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 279                      req_mode=0x08)
 280     req['payload'] = struct.pack("<BBBBH",
 281                                  ACTION_CATEG_WNM, WNM_ACT_BSS_TM_REQ,
 282                                  1, 0, 0)
 283     hapd.mgmt_tx(req)
 284     expect_ack(hapd)
 285
 286     # no disassociation and no candidate list
 287     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 288                      dialog_token=2)
 289     hapd.mgmt_tx(req)
 290     resp = rx_bss_tm_resp(hapd, expect_dialog=2, expect_status=1)
 291
 292     # truncated BSS Termination Duration
 293     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 294                      req_mode=0x08)
 295     hapd.mgmt_tx(req)
 296     expect_ack(hapd)
 297
 298     # BSS Termination Duration with TSF=0 and Duration=10
 299     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 300                      req_mode=0x08, dialog_token=3)
 301     req['payload'] += struct.pack("<BBQH", 4, 10, 0, 10)
 302     hapd.mgmt_tx(req)
 303     resp = rx_bss_tm_resp(hapd, expect_dialog=3, expect_status=1)
 304
 305     # truncated Session Information URL
 306     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 307                      req_mode=0x10)
 308     hapd.mgmt_tx(req)
 309     expect_ack(hapd)
 310     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 311                      req_mode=0x10)
 312     req['payload'] += struct.pack("<BBB", 3, 65, 66)
 313     hapd.mgmt_tx(req)
 314     expect_ack(hapd)
 315
 316     # Session Information URL
 317     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 318                      req_mode=0x10, dialog_token=4)
 319     req['payload'] += struct.pack("<BBB", 2, 65, 66)
 320     hapd.mgmt_tx(req)
 321     resp = rx_bss_tm_resp(hapd, expect_dialog=4, expect_status=0)
 322
 323     # Preferred Candidate List without any entries
 324     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 325                      req_mode=0x01, dialog_token=5)
 326     hapd.mgmt_tx(req)
 327     resp = rx_bss_tm_resp(hapd, expect_dialog=5, expect_status=7)
 328
 329     # Preferred Candidate List with a truncated entry
 330     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 331                      req_mode=0x01)
 332     req['payload'] += struct.pack("<BB", 52, 1)
 333     hapd.mgmt_tx(req)
 334     expect_ack(hapd)
 335
 336     # Preferred Candidate List with a too short entry
 337     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 338                      req_mode=0x01, dialog_token=6)
 339     req['payload'] += struct.pack("<BB", 52, 0)
 340     hapd.mgmt_tx(req)
 341     resp = rx_bss_tm_resp(hapd, expect_dialog=6, expect_status=7)
 342
 343     # Preferred Candidate List with a non-matching entry
 344     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 345                      req_mode=0x01, dialog_token=6)
 346     req['payload'] += struct.pack("<BB6BLBBB", 52, 13,
 347                                   1, 2, 3, 4, 5, 6,
 348                                   0, 81, 1, 7)
 349     hapd.mgmt_tx(req)
 350     resp = rx_bss_tm_resp(hapd, expect_dialog=6, expect_status=7)
 351
 352     # Preferred Candidate List with a truncated subelement
 353     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 354                      req_mode=0x01, dialog_token=7)
 355     req['payload'] += struct.pack("<BB6BLBBBBB", 52, 13 + 2,
 356                                   1, 2, 3, 4, 5, 6,
 357                                   0, 81, 1, 7,
 358                                   1, 1)
 359     hapd.mgmt_tx(req)
 360     resp = rx_bss_tm_resp(hapd, expect_dialog=7, expect_status=7)
 361
 362     # Preferred Candidate List with lots of invalid optional subelements
 363     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 364                      req_mode=0x01, dialog_token=8)
 365     subelems = struct.pack("<BBHB", 1, 3, 0, 100)
 366     subelems += struct.pack("<BBB", 2, 1, 65)
 367     subelems += struct.pack("<BB", 3, 0)
 368     subelems += struct.pack("<BBQB", 4, 9, 0, 10)
 369     subelems += struct.pack("<BBHLB", 5, 7, 0, 0, 0)
 370     subelems += struct.pack("<BB", 66, 0)
 371     subelems += struct.pack("<BBBBBB", 70, 4, 0, 0, 0, 0)
 372     subelems += struct.pack("<BB", 71, 0)
 373     req['payload'] += struct.pack("<BB6BLBBB", 52, 13 + len(subelems),
 374                                   1, 2, 3, 4, 5, 6,
 375                                   0, 81, 1, 7) + subelems
 376     hapd.mgmt_tx(req)
 377     resp = rx_bss_tm_resp(hapd, expect_dialog=8, expect_status=7)
 378
 379     # Preferred Candidate List with lots of valid optional subelements (twice)
 380     req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'],
 381                      req_mode=0x01, dialog_token=8)
 382     # TSF Information
 383     subelems = struct.pack("<BBHH", 1, 4, 0, 100)
 384     # Condensed Country String
 385     subelems += struct.pack("<BBBB", 2, 2, 65, 66)
 386     # BSS Transition Candidate Preference
 387     subelems += struct.pack("<BBB", 3, 1, 100)
 388     # BSS Termination Duration
 389     subelems += struct.pack("<BBQH", 4, 10, 0, 10)
 390     # Bearing
 391     subelems += struct.pack("<BBHLH", 5, 8, 0, 0, 0)
 392     # Measurement Pilot Transmission
 393     subelems += struct.pack("<BBBBB", 66, 3, 0, 0, 0)
 394     # RM Enabled Capabilities
 395     subelems += struct.pack("<BBBBBBB", 70, 5, 0, 0, 0, 0, 0)
 396     # Multiple BSSID
 397     subelems += struct.pack("<BBBB", 71, 2, 0, 0)
 398     req['payload'] += struct.pack("<BB6BLBBB", 52, 13 + len(subelems) * 2,
 399                                   1, 2, 3, 4, 5, 6,
 400                                   0, 81, 1, 7) + subelems + subelems
 401     hapd.mgmt_tx(req)
 402     resp = rx_bss_tm_resp(hapd, expect_dialog=8, expect_status=7)
 403
 404 def test_wnm_bss_keep_alive(dev, apdev):
 405     """WNM keep-alive"""
 406     params = { "ssid": "test-wnm",
 407                "ap_max_inactivity": "1" }
 408     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 409
 410     addr = dev[0].p2p_interface_addr()
 411     dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
 412     start = hapd.get_sta(addr)
 413     ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=2)
 414     if ev is not None:
 415         raise Exception("Unexpected disconnection")
 416     end = hapd.get_sta(addr)
 417     if int(end['rx_packets']) <= int(start['rx_packets']):
 418         raise Exception("No keep-alive packets received")
 419     try:
 420         # Disable client keep-alive so that hostapd will verify connection
 421         # with client poll
 422         dev[0].request("SET no_keep_alive 1")
 423         for i in range(60):
 424             sta = hapd.get_sta(addr)
 425             logger.info("timeout_next=%s rx_packets=%s tx_packets=%s" % (sta['timeout_next'], sta['rx_packets'], sta['tx_packets']))
 426             if i > 1 and sta['timeout_next'] != "NULLFUNC POLL" and int(sta['tx_packets']) > int(end['tx_packets']):
 427                 break
 428             ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.5)
 429             if ev is not None:
 430                 raise Exception("Unexpected disconnection (client poll expected)")
 431     finally:
 432         dev[0].request("SET no_keep_alive 0")
 433     if int(sta['tx_packets']) <= int(end['tx_packets']):
 434         raise Exception("No client poll packet seen")
 435
 436 def test_wnm_bss_tm(dev, apdev):
 437     """WNM BSS Transition Management"""
 438     try:
 439         hapd = None
 440         hapd2 = None
 441         params = { "ssid": "test-wnm",
 442                    "country_code": "FI",
 443                    "ieee80211d": "1",
 444                    "hw_mode": "g",
 445                    "channel": "1",
 446                    "bss_transition": "1" }
 447         hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 448
 449         id = dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
 450         dev[0].set_network(id, "scan_freq", "")
 451
 452         params = { "ssid": "test-wnm",
 453                    "country_code": "FI",
 454                    "ieee80211d": "1",
 455                    "hw_mode": "a",
 456                    "channel": "36",
 457                    "bss_transition": "1" }
 458         hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
 459
 460         addr = dev[0].p2p_interface_addr()
 461         dev[0].dump_monitor()
 462
 463         logger.info("No neighbor list entries")
 464         if "OK" not in hapd.request("BSS_TM_REQ " + addr):
 465             raise Exception("BSS_TM_REQ command failed")
 466         ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10)
 467         if ev is None:
 468             raise Exception("No BSS Transition Management Response")
 469         if addr not in ev:
 470             raise Exception("Unexpected BSS Transition Management Response address")
 471         if "status_code=0" in ev:
 472             raise Exception("BSS transition accepted unexpectedly")
 473         dev[0].dump_monitor()
 474
 475         logger.info("Neighbor list entry, but not claimed as Preferred Candidate List")
 476         if "OK" not in hapd.request("BSS_TM_REQ " + addr + " neighbor=11:22:33:44:55:66,0x0000,81,3,7"):
 477             raise Exception("BSS_TM_REQ command failed")
 478         ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10)
 479         if ev is None:
 480             raise Exception("No BSS Transition Management Response")
 481         if "status_code=0" in ev:
 482             raise Exception("BSS transition accepted unexpectedly")
 483         dev[0].dump_monitor()
 484
 485         logger.info("Preferred Candidate List (no matching neighbor) without Disassociation Imminent")
 486         if "OK" not in hapd.request("BSS_TM_REQ " + addr + " pref=1 neighbor=11:22:33:44:55:66,0x0000,81,3,7,0301ff neighbor=22:33:44:55:66:77,0x0000,1,36,7 neighbor=00:11:22:33:44:55,0x0000,81,4,7,03010a"):
 487             raise Exception("BSS_TM_REQ command failed")
 488         ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10)
 489         if ev is None:
 490             raise Exception("No BSS Transition Management Response")
 491         if "status_code=0" in ev:
 492             raise Exception("BSS transition accepted unexpectedly")
 493         ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=5)
 494         if ev is None:
 495             raise Exception("No scan started")
 496         dev[0].dump_monitor()
 497
 498         logger.info("Preferred Candidate List (matching neighbor for another BSS) without Disassociation Imminent")
 499         if "OK" not in hapd.request("BSS_TM_REQ " + addr + " pref=1 abridged=1 valid_int=255 neighbor=" + apdev[1]['bssid'] + ",0x0000,115,36,7,0301ff"):
 500             raise Exception("BSS_TM_REQ command failed")
 501         ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10)
 502         if ev is None:
 503             raise Exception("No BSS Transition Management Response")
 504         if "status_code=0" not in ev:
 505             raise Exception("BSS transition request was not accepted: " + ev)
 506         if "target_bssid=" + apdev[1]['bssid'] not in ev:
 507             raise Exception("Unexpected target BSS: " + ev)
 508         dev[0].wait_connected(timeout=15, error="No reassociation seen")
 509         if apdev[1]['bssid'] not in ev:
 510             raise Exception("Unexpected reassociation target: " + ev)
 511         ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.1)
 512         if ev is not None:
 513             raise Exception("Unexpected scan started")
 514         dev[0].dump_monitor()
 515
 516         logger.info("Preferred Candidate List with two matches, no roam needed")
 517         if "OK" not in hapd2.request("BSS_TM_REQ " + addr + " pref=1 abridged=1 valid_int=255 neighbor=" + apdev[0]['bssid'] + ",0x0000,81,1,7,030101 neighbor=" + apdev[1]['bssid'] + ",0x0000,115,36,7,0301ff"):
 518             raise Exception("BSS_TM_REQ command failed")
 519         ev = hapd2.wait_event(['BSS-TM-RESP'], timeout=10)
 520         if ev is None:
 521             raise Exception("No BSS Transition Management Response")
 522         if "status_code=0" not in ev:
 523             raise Exception("BSS transition request was not accepted: " + ev)
 524         if "target_bssid=" + apdev[1]['bssid'] not in ev:
 525             raise Exception("Unexpected target BSS: " + ev)
 526         ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.1)
 527         if ev is not None:
 528             raise Exception("Unexpected scan started")
 529         ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=0.5)
 530         if ev is not None:
 531             raise Exception("Unexpected reassociation");
 532     finally:
 533         dev[0].request("DISCONNECT")
 534         if hapd:
 535             hapd.request("DISABLE")
 536         if hapd2:
 537             hapd2.request("DISABLE")
 538         subprocess.call(['iw', 'reg', 'set', '00'])
 539         dev[0].flush_scan_cache()
 540
 541 def start_wnm_tm(ap, country, dev):
 542     params = { "ssid": "test-wnm",
 543                "country_code": country,
 544                "ieee80211d": "1",
 545                "hw_mode": "g",
 546                "channel": "1",
 547                "bss_transition": "1" }
 548     hapd = hostapd.add_ap(ap['ifname'], params)
 549     id = dev.connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
 550     dev.dump_monitor()
 551     dev.set_network(id, "scan_freq", "")
 552     return hapd, id
 553
 554 def stop_wnm_tm(hapd, dev):
 555     dev.request("DISCONNECT")
 556     try:
 557         dev.wait_disconnected()
 558     except:
 559         pass
 560     if hapd:
 561         hapd.request("DISABLE")
 562     subprocess.call(['iw', 'reg', 'set', '00'])
 563     dev.flush_scan_cache()
 564
 565 def wnm_bss_tm_check(hapd, dev, data):
 566     addr = dev.p2p_interface_addr()
 567     if "OK" not in hapd.request("BSS_TM_REQ " + addr + " " + data):
 568         raise Exception("BSS_TM_REQ command failed")
 569     ev = dev.wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=5)
 570     if ev is None:
 571         raise Exception("No scan started")
 572     ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"], 15)
 573     if ev is None:
 574         raise Exception("Scan did not complete")
 575
 576     ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10)
 577     if ev is None:
 578         raise Exception("No BSS Transition Management Response")
 579     if "status_code=7" not in ev:
 580         raise Exception("Unexpected response: " + ev)
 581
 582 def test_wnm_bss_tm_country_us(dev, apdev):
 583     """WNM BSS Transition Management (US)"""
 584     try:
 585         hapd = None
 586         hapd, id = start_wnm_tm(apdev[0], "US", dev[0])
 587
 588         logger.info("Preferred Candidate List (no matching neighbor, known channels)")
 589         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=11:22:33:44:55:66,0x0000,12,3,7,0301ff neighbor=00:11:22:33:44:55,0x0000,2,52,7,03010a neighbor=00:11:22:33:44:57,0x0000,4,100,7 neighbor=00:11:22:33:44:59,0x0000,3,149,7 neighbor=00:11:22:33:44:5b,0x0000,34,1,7 neighbor=00:11:22:33:44:5d,0x0000,5,149,7")
 590
 591         # Make the test take less time by limiting full scans
 592         dev[0].set_network(id, "scan_freq", "2412")
 593         logger.info("Preferred Candidate List (no matching neighbor, unknown channels)")
 594         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=11:22:33:44:55:66,0x0000,12,0,7,0301ff neighbor=22:33:44:55:66:77,0x0000,12,12,7 neighbor=00:11:22:33:44:55,0x0000,2,35,7,03010a neighbor=00:11:22:33:44:56,0x0000,2,65,7 neighbor=00:11:22:33:44:57,0x0000,4,99,7 neighbor=00:11:22:33:44:58,0x0000,4,145,7")
 595
 596         logger.info("Preferred Candidate List (no matching neighbor, unknown channels 2)")
 597         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=00:11:22:33:44:59,0x0000,3,148,7 neighbor=00:11:22:33:44:5a,0x0000,3,162,7 neighbor=00:11:22:33:44:5b,0x0000,34,0,7 neighbor=00:11:22:33:44:5c,0x0000,34,4,7 neighbor=00:11:22:33:44:5d,0x0000,5,148,7 neighbor=00:11:22:33:44:5e,0x0000,5,166,7 neighbor=00:11:22:33:44:5f,0x0000,0,0,7")
 598     finally:
 599         stop_wnm_tm(hapd, dev[0])
 600
 601 def test_wnm_bss_tm_country_fi(dev, apdev):
 602     """WNM BSS Transition Management (FI)"""
 603     addr = dev[0].p2p_interface_addr()
 604     try:
 605         hapd = None
 606         hapd, id = start_wnm_tm(apdev[0], "FI", dev[0])
 607
 608         logger.info("Preferred Candidate List (no matching neighbor, known channels)")
 609         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=11:22:33:44:55:66,0x0000,4,3,7,0301ff neighbor=00:11:22:33:44:55,0x0000,1,36,7,03010a neighbor=00:11:22:33:44:57,0x0000,3,100,7 neighbor=00:11:22:33:44:59,0x0000,17,149,7 neighbor=00:11:22:33:44:5c,0x0000,18,1,7")
 610
 611         # Make the test take less time by limiting full scans
 612         dev[0].set_network(id, "scan_freq", "2412")
 613         logger.info("Preferred Candidate List (no matching neighbor, unknown channels)")
 614         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=00:11:22:33:44:00,0x0000,4,0,7 neighbor=00:11:22:33:44:01,0x0000,4,14,7 neighbor=00:11:22:33:44:02,0x0000,1,35,7 neighbor=00:11:22:33:44:03,0x0000,1,65,7 neighbor=00:11:22:33:44:04,0x0000,3,99,7 neighbor=00:11:22:33:44:05,0x0000,3,141,7 neighbor=00:11:22:33:44:06,0x0000,17,148,7 neighbor=00:11:22:33:44:07,0x0000,17,170,7 neighbor=00:11:22:33:44:08,0x0000,18,0,7 neighbor=00:11:22:33:44:09,0x0000,18,5,7")
 615
 616         logger.info("Preferred Candidate List (no matching neighbor, unknown channels 2)")
 617         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=00:11:22:33:44:00,0x0000,0,0,7")
 618     finally:
 619         stop_wnm_tm(hapd, dev[0])
 620
 621 def test_wnm_bss_tm_country_jp(dev, apdev):
 622     """WNM BSS Transition Management (JP)"""
 623     addr = dev[0].p2p_interface_addr()
 624     try:
 625         hapd = None
 626         hapd, id = start_wnm_tm(apdev[0], "JP", dev[0])
 627
 628         logger.info("Preferred Candidate List (no matching neighbor, known channels)")
 629         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=11:22:33:44:55:66,0x0000,30,3,7,0301ff neighbor=00:11:22:33:44:55,0x0000,31,14,7,03010a neighbor=00:11:22:33:44:57,0x0000,1,36,7 neighbor=00:11:22:33:44:59,0x0000,34,100,7 neighbor=00:11:22:33:44:5c,0x0000,59,1,7")
 630
 631         # Make the test take less time by limiting full scans
 632         dev[0].set_network(id, "scan_freq", "2412")
 633         logger.info("Preferred Candidate List (no matching neighbor, unknown channels)")
 634         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=11:22:33:44:55:66,0x0000,30,0,7,0301ff neighbor=22:33:44:55:66:77,0x0000,30,14,7 neighbor=00:11:22:33:44:56,0x0000,31,13,7 neighbor=00:11:22:33:44:57,0x0000,1,33,7 neighbor=00:11:22:33:44:58,0x0000,1,65,7 neighbor=00:11:22:33:44:5a,0x0000,34,99,7 neighbor=00:11:22:33:44:5b,0x0000,34,141,7 neighbor=00:11:22:33:44:5d,0x0000,59,0,7 neighbor=00:11:22:33:44:5e,0x0000,59,4,7 neighbor=00:11:22:33:44:5f,0x0000,0,0,7")
 635     finally:
 636         stop_wnm_tm(hapd, dev[0])
 637
 638 def test_wnm_bss_tm_country_cn(dev, apdev):
 639     """WNM BSS Transition Management (CN)"""
 640     addr = dev[0].p2p_interface_addr()
 641     try:
 642         hapd = None
 643         hapd, id = start_wnm_tm(apdev[0], "CN", dev[0])
 644
 645         logger.info("Preferred Candidate List (no matching neighbor, known channels)")
 646         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=11:22:33:44:55:66,0x0000,7,3,7,0301ff neighbor=00:11:22:33:44:55,0x0000,1,36,7,03010a neighbor=00:11:22:33:44:57,0x0000,3,149,7 neighbor=00:11:22:33:44:59,0x0000,6,149,7")
 647
 648         # Make the test take less time by limiting full scans
 649         dev[0].set_network(id, "scan_freq", "2412")
 650         logger.info("Preferred Candidate List (no matching neighbor, unknown channels)")
 651         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=11:22:33:44:55:66,0x0000,7,0,7,0301ff neighbor=22:33:44:55:66:77,0x0000,7,14,7 neighbor=00:11:22:33:44:56,0x0000,1,35,7 neighbor=00:11:22:33:44:57,0x0000,1,65,7 neighbor=00:11:22:33:44:58,0x0000,3,148,7 neighbor=00:11:22:33:44:5a,0x0000,3,166,7 neighbor=00:11:22:33:44:5f,0x0000,0,0,7")
 652     finally:
 653         stop_wnm_tm(hapd, dev[0])
 654
 655 def test_wnm_bss_tm_global(dev, apdev):
 656     """WNM BSS Transition Management (global)"""
 657     addr = dev[0].p2p_interface_addr()
 658     try:
 659         hapd = None
 660         hapd, id = start_wnm_tm(apdev[0], "XX", dev[0])
 661
 662         logger.info("Preferred Candidate List (no matching neighbor, known channels)")
 663         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=11:22:33:44:55:66,0x0000,81,3,7,0301ff neighbor=00:11:22:33:44:55,0x0000,82,14,7,03010a neighbor=00:11:22:33:44:57,0x0000,83,1,7 neighbor=00:11:22:33:44:59,0x0000,115,36,7 neighbor=00:11:22:33:44:5a,0x0000,121,100,7 neighbor=00:11:22:33:44:5c,0x0000,124,149,7 neighbor=00:11:22:33:44:5d,0x0000,125,149,7 neighbor=00:11:22:33:44:5e,0x0000,128,42,7 neighbor=00:11:22:33:44:5f,0x0000,129,50,7 neighbor=00:11:22:33:44:60,0x0000,180,1,7")
 664
 665         # Make the test take less time by limiting full scans
 666         dev[0].set_network(id, "scan_freq", "2412")
 667         logger.info("Preferred Candidate List (no matching neighbor, unknown channels)")
 668         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=00:11:22:33:44:00,0x0000,81,0,7 neighbor=00:11:22:33:44:01,0x0000,81,14,7 neighbor=00:11:22:33:44:02,0x0000,82,13,7 neighbor=00:11:22:33:44:03,0x0000,83,0,7 neighbor=00:11:22:33:44:04,0x0000,83,14,7 neighbor=00:11:22:33:44:05,0x0000,115,35,7 neighbor=00:11:22:33:44:06,0x0000,115,65,7 neighbor=00:11:22:33:44:07,0x0000,121,99,7 neighbor=00:11:22:33:44:08,0x0000,121,141,7 neighbor=00:11:22:33:44:09,0x0000,124,148,7")
 669
 670         logger.info("Preferred Candidate List (no matching neighbor, unknown channels 2)")
 671         wnm_bss_tm_check(hapd, dev[0], "pref=1 neighbor=00:11:22:33:44:00,0x0000,124,162,7 neighbor=00:11:22:33:44:01,0x0000,125,148,7 neighbor=00:11:22:33:44:02,0x0000,125,170,7 neighbor=00:11:22:33:44:03,0x0000,128,35,7 neighbor=00:11:22:33:44:04,0x0000,128,162,7 neighbor=00:11:22:33:44:05,0x0000,129,49,7 neighbor=00:11:22:33:44:06,0x0000,129,115,7 neighbor=00:11:22:33:44:07,0x0000,180,0,7 neighbor=00:11:22:33:44:08,0x0000,180,5,7 neighbor=00:11:22:33:44:09,0x0000,0,0,7")
 672     finally:
 673         stop_wnm_tm(hapd, dev[0])
 674
 675 def test_wnm_action_proto(dev, apdev):
 676     """WNM Action protocol testing"""
 677     params = { "ssid": "test-wnm" }
 678     params['wnm_sleep_mode'] = '1'
 679     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 680     bssid = apdev[0]['bssid']
 681     dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
 682     dev[0].request("WNM_SLEEP enter")
 683     time.sleep(0.1)
 684     hapd.set("ext_mgmt_frame_handling", "1")
 685
 686     msg = {}
 687     msg['fc'] = MGMT_SUBTYPE_ACTION << 4
 688     msg['da'] = dev[0].own_addr()
 689     msg['sa'] = bssid
 690     msg['bssid'] = bssid
 691
 692     dialog_token = 1
 693
 694     logger.debug("Unexpected WNM-Notification Response")
 695     # Note: This is actually not registered for user space processing in
 696     # driver_nl80211.c nl80211_mgmt_subscribe_non_ap() and as such, won't make
 697     # it to wpa_supplicant.
 698     msg['payload'] = struct.pack("<BBBB",
 699                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_RESP,
 700                                  dialog_token, 0)
 701     hapd.mgmt_tx(msg)
 702     expect_ack(hapd)
 703
 704     logger.debug("Truncated WNM-Notification Request (no Type field)")
 705     msg['payload'] = struct.pack("<BBB",
 706                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 707                                  dialog_token)
 708     hapd.mgmt_tx(msg)
 709     expect_ack(hapd)
 710
 711     logger.debug("WFA WNM-Notification Request with truncated IE (min)")
 712     msg['payload'] = struct.pack("<BBBBBB",
 713                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 714                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0, 1)
 715     hapd.mgmt_tx(msg)
 716     expect_ack(hapd)
 717
 718     logger.debug("WFA WNM-Notification Request with truncated IE (max)")
 719     msg['payload'] = struct.pack("<BBBBBB",
 720                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 721                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0, 255)
 722     hapd.mgmt_tx(msg)
 723     expect_ack(hapd)
 724
 725     logger.debug("WFA WNM-Notification Request with too short IE")
 726     msg['payload'] = struct.pack("<BBBBBB",
 727                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 728                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0, 0)
 729     hapd.mgmt_tx(msg)
 730     expect_ack(hapd)
 731
 732     logger.debug("WFA WNM-Notification Request with truncated Sub Rem URL")
 733     msg['payload'] = struct.pack(">BBBBBBLB",
 734                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 735                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0xdd, 5,
 736                                  0x506f9a00, 1)
 737     hapd.mgmt_tx(msg)
 738     expect_ack(hapd)
 739
 740     logger.debug("WFA WNM-Notification Request with truncated Sub Rem URL(2)")
 741     msg['payload'] = struct.pack(">BBBBBBLBB",
 742                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 743                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0xdd, 6,
 744                                  0x506f9a00, 1, 0)
 745     hapd.mgmt_tx(msg)
 746     expect_ack(hapd)
 747
 748     logger.debug("WFA WNM-Notification Request with truncated Sub Rem URL(3)")
 749     msg['payload'] = struct.pack(">BBBBBBLB",
 750                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 751                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0xdd, 5,
 752                                  0x506f9a00, 0xff)
 753     hapd.mgmt_tx(msg)
 754     expect_ack(hapd)
 755
 756     logger.debug("WFA WNM-Notification Request with truncated Deauth Imminent URL(min)")
 757     msg['payload'] = struct.pack(">BBBBBBLBHB",
 758                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 759                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0xdd, 8,
 760                                  0x506f9a01, 0, 0, 1)
 761     hapd.mgmt_tx(msg)
 762     expect_ack(hapd)
 763
 764     logger.debug("WFA WNM-Notification Request with truncated Deauth Imminent URL(max)")
 765     msg['payload'] = struct.pack(">BBBBBBLBHB",
 766                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 767                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0xdd, 8,
 768                                  0x506f9a01, 0, 0, 0xff)
 769     hapd.mgmt_tx(msg)
 770     expect_ack(hapd)
 771
 772     logger.debug("WFA WNM-Notification Request with unsupported IE")
 773     msg['payload'] = struct.pack("<BBBBBBL",
 774                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 775                                  dialog_token, WNM_NOTIF_TYPE_WFA, 0xdd, 4, 0)
 776     hapd.mgmt_tx(msg)
 777     expect_ack(hapd)
 778
 779     logger.debug("WNM-Notification Request with unknown WNM-Notification type 0")
 780     msg['payload'] = struct.pack("<BBBB",
 781                                  ACTION_CATEG_WNM, WNM_ACT_NOTIFICATION_REQ,
 782                                  dialog_token, WNM_NOTIF_TYPE_FW_UPGRADE)
 783     hapd.mgmt_tx(msg)
 784     expect_ack(hapd)
 785
 786     logger.debug("Truncated WNM Sleep Mode Response - no Dialog Token")
 787     msg['payload'] = struct.pack("<BB",
 788                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP)
 789     hapd.mgmt_tx(msg)
 790     expect_ack(hapd)
 791
 792     logger.debug("Truncated WNM Sleep Mode Response - no Key Data Length")
 793     msg['payload'] = struct.pack("<BBB",
 794                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0)
 795     hapd.mgmt_tx(msg)
 796     expect_ack(hapd)
 797
 798     logger.debug("Truncated WNM Sleep Mode Response - truncated Key Data (min)")
 799     msg['payload'] = struct.pack("<BBBH",
 800                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 801                                  1)
 802     hapd.mgmt_tx(msg)
 803     expect_ack(hapd)
 804
 805     logger.debug("Truncated WNM Sleep Mode Response - truncated Key Data (max)")
 806     msg['payload'] = struct.pack("<BBBH",
 807                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 808                                  0xffff)
 809     hapd.mgmt_tx(msg)
 810     expect_ack(hapd)
 811
 812     logger.debug("WNM Sleep Mode Response - truncated IE header")
 813     msg['payload'] = struct.pack("<BBBHB",
 814                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 815                                  0, 0)
 816     hapd.mgmt_tx(msg)
 817     expect_ack(hapd)
 818
 819     logger.debug("WNM Sleep Mode Response - truncated IE")
 820     msg['payload'] = struct.pack("<BBBHBB",
 821                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 822                                  0, 0, 1)
 823     hapd.mgmt_tx(msg)
 824     expect_ack(hapd)
 825
 826     logger.debug("WNM Sleep Mode Response - Empty TFS Response")
 827     msg['payload'] = struct.pack("<BBBHBB",
 828                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 829                                  0, WLAN_EID_TFS_RESP, 0)
 830     hapd.mgmt_tx(msg)
 831     expect_ack(hapd)
 832
 833     logger.debug("WNM Sleep Mode Response - EID 0 not recognized")
 834     msg['payload'] = struct.pack("<BBBHBB",
 835                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 836                                  0, 0, 0)
 837     hapd.mgmt_tx(msg)
 838     expect_ack(hapd)
 839
 840     logger.debug("WNM Sleep Mode Response - Empty WNM Sleep Mode element and TFS Response element")
 841     msg['payload'] = struct.pack("<BBBHBBBB",
 842                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 843                                  0, WLAN_EID_WNMSLEEP, 0, WLAN_EID_TFS_RESP, 0)
 844     hapd.mgmt_tx(msg)
 845     expect_ack(hapd)
 846
 847     logger.debug("WNM Sleep Mode Response - WNM Sleep Mode element and empty TFS Response element")
 848     msg['payload'] = struct.pack("<BBBHBBBBHBB",
 849                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 850                                  0, WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_ENTER,
 851                                  WNM_STATUS_SLEEP_ACCEPT, 0,
 852                                  WLAN_EID_TFS_RESP, 0)
 853     hapd.mgmt_tx(msg)
 854     expect_ack(hapd)
 855
 856     logger.debug("WNM Sleep Mode Response - WNM Sleep Mode element(exit, deny key) and empty TFS Response element")
 857     msg['payload'] = struct.pack("<BBBHBBBBHBB",
 858                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 859                                  0, WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_EXIT,
 860                                  WNM_STATUS_DENIED_KEY, 0,
 861                                  WLAN_EID_TFS_RESP, 0)
 862     hapd.mgmt_tx(msg)
 863     expect_ack(hapd)
 864
 865     logger.debug("WNM Sleep Mode Response - WNM Sleep Mode element(enter, deny key) and empty TFS Response element")
 866     msg['payload'] = struct.pack("<BBBHBBBBHBB",
 867                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 868                                  0, WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_ENTER,
 869                                  WNM_STATUS_DENIED_KEY, 0,
 870                                  WLAN_EID_TFS_RESP, 0)
 871     hapd.mgmt_tx(msg)
 872     expect_ack(hapd)
 873
 874 def test_wnm_action_proto_pmf(dev, apdev):
 875     """WNM Action protocol testing (PMF enabled)"""
 876     ssid = "test-wnm-pmf"
 877     params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
 878     params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
 879     params["ieee80211w"] = "2"
 880     params['wnm_sleep_mode'] = '1'
 881     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 882     bssid = apdev[0]['bssid']
 883     dev[0].connect(ssid, psk="12345678", key_mgmt="WPA-PSK-SHA256",
 884                    proto="WPA2", ieee80211w="2", scan_freq="2412")
 885     dev[0].request("WNM_SLEEP enter")
 886     time.sleep(0.1)
 887     hapd.set("ext_mgmt_frame_handling", "1")
 888
 889     msg = {}
 890     msg['fc'] = MGMT_SUBTYPE_ACTION << 4
 891     msg['da'] = dev[0].own_addr()
 892     msg['sa'] = bssid
 893     msg['bssid'] = bssid
 894
 895     logger.debug("WNM Sleep Mode Response - Invalid Key Data element length")
 896     keydata = struct.pack("<BB", 0, 1)
 897     msg['payload'] = struct.pack("<BBBH",
 898                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 899                                  len(keydata))
 900     msg['payload'] += keydata
 901     msg['payload'] += struct.pack("<BBBBHBB",
 902                                   WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_EXIT,
 903                                   WNM_STATUS_SLEEP_ACCEPT, 0,
 904                                   WLAN_EID_TFS_RESP, 0)
 905     hapd.mgmt_tx(msg)
 906     expect_ack(hapd)
 907
 908     logger.debug("WNM Sleep Mode Response - Too short GTK subelem")
 909     keydata = struct.pack("<BB", WNM_SLEEP_SUBELEM_GTK, 0)
 910     msg['payload'] = struct.pack("<BBBH",
 911                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 912                                  len(keydata))
 913     msg['payload'] += keydata
 914     msg['payload'] += struct.pack("<BBBBHBB",
 915                                   WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_EXIT,
 916                                   WNM_STATUS_SLEEP_ACCEPT, 0,
 917                                   WLAN_EID_TFS_RESP, 0)
 918     hapd.mgmt_tx(msg)
 919     expect_ack(hapd)
 920
 921     logger.debug("WNM Sleep Mode Response - Invalid GTK subelem")
 922     keydata = struct.pack("<BBHB2L4L", WNM_SLEEP_SUBELEM_GTK, 11 + 16,
 923                           0, 17, 0, 0, 0, 0, 0, 0)
 924     msg['payload'] = struct.pack("<BBBH",
 925                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 926                                  len(keydata))
 927     msg['payload'] += keydata
 928     msg['payload'] += struct.pack("<BBBBHBB",
 929                                   WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_EXIT,
 930                                   WNM_STATUS_SLEEP_ACCEPT, 0,
 931                                   WLAN_EID_TFS_RESP, 0)
 932     hapd.mgmt_tx(msg)
 933     expect_ack(hapd)
 934
 935     logger.debug("WNM Sleep Mode Response - Invalid GTK subelem (2)")
 936     keydata = struct.pack("<BBHB2L4L", WNM_SLEEP_SUBELEM_GTK, 11 + 16,
 937                           0, 0, 0, 0, 0, 0, 0, 0)
 938     msg['payload'] = struct.pack("<BBBH",
 939                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 940                                  len(keydata))
 941     msg['payload'] += keydata
 942     msg['payload'] += struct.pack("<BBBBHBB",
 943                                   WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_EXIT,
 944                                   WNM_STATUS_SLEEP_ACCEPT, 0,
 945                                   WLAN_EID_TFS_RESP, 0)
 946     hapd.mgmt_tx(msg)
 947     expect_ack(hapd)
 948
 949     logger.debug("WNM Sleep Mode Response - GTK subelem and too short IGTK subelem")
 950     keydata = struct.pack("<BBHB", WNM_SLEEP_SUBELEM_GTK, 11 + 16, 0, 16)
 951     keydata += struct.pack(">2L4L", 0x01020304, 0x05060708,
 952                            0x11223344, 0x55667788, 0x9900aabb, 0xccddeeff)
 953     keydata += struct.pack("<BB", WNM_SLEEP_SUBELEM_IGTK, 0)
 954     msg['payload'] = struct.pack("<BBBH",
 955                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 956                                  len(keydata))
 957     msg['payload'] += keydata
 958     msg['payload'] += struct.pack("<BBBBHBB",
 959                                   WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_EXIT,
 960                                   WNM_STATUS_SLEEP_ACCEPT, 0,
 961                                   WLAN_EID_TFS_RESP, 0)
 962     hapd.mgmt_tx(msg)
 963     expect_ack(hapd)
 964
 965     logger.debug("WNM Sleep Mode Response - Unknown subelem")
 966     keydata = struct.pack("<BB", 255, 0)
 967     msg['payload'] = struct.pack("<BBBH",
 968                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
 969                                  len(keydata))
 970     msg['payload'] += keydata
 971     msg['payload'] += struct.pack("<BBBBHBB",
 972                                   WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_EXIT,
 973                                   WNM_STATUS_SLEEP_ACCEPT, 0,
 974                                   WLAN_EID_TFS_RESP, 0)
 975     hapd.mgmt_tx(msg)
 976     expect_ack(hapd)
 977
 978 def test_wnm_action_proto_no_pmf(dev, apdev):
 979     """WNM Action protocol testing (PMF disabled)"""
 980     ssid = "test-wnm-no-pmf"
 981     params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
 982     params['wnm_sleep_mode'] = '1'
 983     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
 984     bssid = apdev[0]['bssid']
 985     dev[0].connect(ssid, psk="12345678", key_mgmt="WPA-PSK",
 986                    proto="WPA2", ieee80211w="0", scan_freq="2412")
 987     dev[0].request("WNM_SLEEP enter")
 988     time.sleep(0.1)
 989     hapd.set("ext_mgmt_frame_handling", "1")
 990
 991     msg = {}
 992     msg['fc'] = MGMT_SUBTYPE_ACTION << 4
 993     msg['da'] = dev[0].own_addr()
 994     msg['sa'] = bssid
 995     msg['bssid'] = bssid
 996
 997     logger.debug("WNM Sleep Mode Response - GTK subelem and IGTK subelem")
 998     keydata = struct.pack("<BBHB", WNM_SLEEP_SUBELEM_GTK, 11 + 16, 0, 16)
 999     keydata += struct.pack(">2L4L", 0x01020304, 0x05060708,
1000                            0x11223344, 0x55667788, 0x9900aabb, 0xccddeeff)
1001     keydata += struct.pack("<BBHLH4L", WNM_SLEEP_SUBELEM_IGTK, 2 + 6 + 16, 0,
1002                            0x10203040, 0x5060,
1003                            0xf1f2f3f4, 0xf5f6f7f8, 0xf9f0fafb, 0xfcfdfeff)
1004     msg['payload'] = struct.pack("<BBBH",
1005                                  ACTION_CATEG_WNM, WNM_ACT_SLEEP_MODE_RESP, 0,
1006                                  len(keydata))
1007     msg['payload'] += keydata
1008     msg['payload'] += struct.pack("<BBBBHBB",
1009                                   WLAN_EID_WNMSLEEP, 4, WNM_SLEEP_MODE_EXIT,
1010                                   WNM_STATUS_SLEEP_ACCEPT, 0,
1011                                   WLAN_EID_TFS_RESP, 0)
1012     hapd.mgmt_tx(msg)
1013     expect_ack(hapd)
1014
1015     ev = dev[0].wait_event(["WNM: Ignore Key Data"], timeout=5)
1016     if ev is None:
1017         raise Exception("Key Data not ignored")