tests/hwsim/test_p2p_persistent.py

   1 # P2P persistent group test cases
   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 logging
   8 logger = logging.getLogger()
   9 import re
  10 import time
  11
  12 import hwsim_utils
  13 from p2p_utils import *
  14
  15 def test_persistent_group(dev):
  16     """P2P persistent group formation and re-invocation"""
  17     form(dev[0], dev[1])
  18     invite_from_cli(dev[0], dev[1])
  19     invite_from_go(dev[0], dev[1])
  20
  21     logger.info("Remove group on the client and try to invite from GO")
  22     id = None
  23     for n in dev[0].list_networks(p2p=True):
  24         if "[P2P-PERSISTENT]" in n['flags']:
  25             id = n['id']
  26             break
  27     if id is None:
  28         raise Exception("Could not find persistent group entry")
  29     clients = dev[0].global_request("GET_NETWORK " + id + " p2p_client_list").rstrip()
  30     if dev[1].p2p_dev_addr() not in clients:
  31         raise Exception("Peer missing from client list")
  32     if "FAIL" not in dev[1].request("SELECT_NETWORK " + str(id)):
  33         raise Exception("SELECT_NETWORK succeeded unexpectedly")
  34     if "FAIL" not in dev[1].request("SELECT_NETWORK 1234567"):
  35         raise Exception("SELECT_NETWORK succeeded unexpectedly(2)")
  36     if "FAIL" not in dev[1].request("ENABLE_NETWORK " + str(id)):
  37         raise Exception("ENABLE_NETWORK succeeded unexpectedly")
  38     if "FAIL" not in dev[1].request("ENABLE_NETWORK 1234567"):
  39         raise Exception("ENABLE_NETWORK succeeded unexpectedly(2)")
  40     if "FAIL" not in dev[1].request("DISABLE_NETWORK " + str(id)):
  41         raise Exception("DISABLE_NETWORK succeeded unexpectedly")
  42     if "FAIL" not in dev[1].request("DISABLE_NETWORK 1234567"):
  43         raise Exception("DISABLE_NETWORK succeeded unexpectedly(2)")
  44     if "FAIL" not in dev[1].request("REMOVE_NETWORK 1234567"):
  45         raise Exception("REMOVE_NETWORK succeeded unexpectedly")
  46     dev[1].global_request("REMOVE_NETWORK all")
  47     if len(dev[1].list_networks(p2p=True)) > 0:
  48         raise Exception("Unexpected network block remaining")
  49     invite(dev[0], dev[1])
  50     ev = dev[0].wait_global_event(["P2P-INVITATION-RESULT"], timeout=10)
  51     if ev is None:
  52         raise Exception("No invitation result seen")
  53     if "status=8" not in ev:
  54         raise Exception("Unexpected invitation result: " + ev)
  55     clients = dev[0].request("GET_NETWORK " + id + " p2p_client_list").rstrip()
  56     if dev[1].p2p_dev_addr() in clients:
  57         raise Exception("Peer was still in client list")
  58
  59 def test_persistent_group2(dev):
  60     """P2P persistent group formation with reverse roles"""
  61     form(dev[0], dev[1], reverse_init=True)
  62     invite_from_cli(dev[0], dev[1])
  63     invite_from_go(dev[0], dev[1])
  64
  65 def test_persistent_group3(dev):
  66     """P2P persistent group formation and re-invocation with empty BSS table"""
  67     form(dev[0], dev[1])
  68     dev[1].request("BSS_FLUSH 0")
  69     invite_from_cli(dev[0], dev[1])
  70     dev[1].request("BSS_FLUSH 0")
  71     invite_from_go(dev[0], dev[1])
  72
  73 def test_persistent_group_per_sta_psk(dev):
  74     """P2P persistent group formation and re-invocation using per-client PSK"""
  75     addr0 = dev[0].p2p_dev_addr()
  76     addr1 = dev[1].p2p_dev_addr()
  77     addr2 = dev[2].p2p_dev_addr()
  78     dev[0].global_request("P2P_SET per_sta_psk 1")
  79     logger.info("Form a persistent group")
  80     [i_res, r_res] = go_neg_pin_authorized_persistent(i_dev=dev[0], i_intent=15,
  81                                                       r_dev=dev[1], r_intent=0)
  82     if not i_res['persistent'] or not r_res['persistent']:
  83         raise Exception("Formed group was not persistent")
  84
  85     logger.info("Join another client to the group")
  86     pin = dev[2].wps_read_pin()
  87     dev[0].p2p_go_authorize_client(pin)
  88     social = int(i_res['freq']) in [ 2412, 2437, 2462 ]
  89     c_res = dev[2].p2p_connect_group(addr0, pin, timeout=60, social=social,
  90                                      freq=i_res['freq'])
  91     if not c_res['persistent']:
  92         raise Exception("Joining client did not recognize persistent group")
  93     if r_res['psk'] == c_res['psk']:
  94         raise Exception("Same PSK assigned for both clients")
  95     hwsim_utils.test_connectivity_p2p(dev[1], dev[2])
  96
  97     logger.info("Remove persistent group and re-start it manually")
  98     dev[0].remove_group()
  99     dev[1].wait_go_ending_session()
 100     dev[2].wait_go_ending_session()
 101     dev[0].dump_monitor()
 102     dev[1].dump_monitor()
 103     dev[2].dump_monitor()
 104
 105     for i in range(0, 3):
 106         networks = dev[i].list_networks(p2p=True)
 107         if len(networks) != 1:
 108             raise Exception("Unexpected number of networks")
 109         if "[P2P-PERSISTENT]" not in networks[0]['flags']:
 110             raise Exception("Not the persistent group data")
 111         if i > 0:
 112             # speed up testing by avoiding use of the old BSS entry since the
 113             # GO may have changed channels
 114             dev[i].request("BSS_FLUSH 0")
 115             dev[i].scan(freq="2412", only_new=True)
 116         if "OK" not in dev[i].global_request("P2P_GROUP_ADD persistent=" + networks[0]['id'] + " freq=2412"):
 117             raise Exception("Could not re-start persistent group")
 118         ev = dev[i].wait_global_event(["P2P-GROUP-STARTED"], timeout=30)
 119         if ev is None:
 120             raise Exception("Timeout on group restart")
 121         dev[i].group_form_result(ev)
 122
 123     logger.info("Leave persistent group and rejoin it")
 124     dev[2].remove_group()
 125     ev = dev[2].wait_global_event(["P2P-GROUP-REMOVED"], timeout=3)
 126     if ev is None:
 127         raise Exception("Group removal event timed out")
 128     if not dev[2].discover_peer(addr0, social=True):
 129         raise Exception("Peer " + peer + " not found")
 130     dev[2].dump_monitor()
 131     peer = dev[2].get_peer(addr0)
 132     dev[2].global_request("P2P_GROUP_ADD persistent=" + peer['persistent'] + " freq=2412")
 133     ev = dev[2].wait_global_event(["P2P-GROUP-STARTED"], timeout=30)
 134     if ev is None:
 135         raise Exception("Timeout on group restart (on client)")
 136     cli_res = dev[2].group_form_result(ev)
 137     if not cli_res['persistent']:
 138         raise Exception("Persistent group not restarted as persistent (cli)")
 139     hwsim_utils.test_connectivity_p2p(dev[1], dev[2])
 140
 141     logger.info("Remove one of the clients from the group without removing persistent group information for the client")
 142     dev[0].global_request("P2P_REMOVE_CLIENT iface=" + dev[2].p2p_interface_addr())
 143     dev[2].wait_go_ending_session()
 144
 145     logger.info("Try to reconnect after having been removed from group (but persistent group info still present)")
 146     if not dev[2].discover_peer(addr0, social=True):
 147         raise Exception("Peer " + peer + " not found")
 148     dev[2].dump_monitor()
 149     peer = dev[2].get_peer(addr0)
 150     dev[2].global_request("P2P_GROUP_ADD persistent=" + peer['persistent'] + " freq=2412")
 151     ev = dev[2].wait_global_event(["P2P-GROUP-STARTED","WPA: 4-Way Handshake failed"], timeout=30)
 152     if ev is None:
 153         raise Exception("Timeout on group restart (on client)")
 154     if "P2P-GROUP-STARTED" not in ev:
 155         raise Exception("Connection failed")
 156
 157     logger.info("Remove one of the clients from the group")
 158     dev[0].global_request("P2P_REMOVE_CLIENT " + addr2)
 159     dev[2].wait_go_ending_session()
 160
 161     logger.info("Try to reconnect after having been removed from group")
 162     if not dev[2].discover_peer(addr0, social=True):
 163         raise Exception("Peer " + peer + " not found")
 164     dev[2].dump_monitor()
 165     peer = dev[2].get_peer(addr0)
 166     dev[2].global_request("P2P_GROUP_ADD persistent=" + peer['persistent'] + " freq=2412")
 167     ev = dev[2].wait_global_event(["P2P-GROUP-STARTED","WPA: 4-Way Handshake failed"], timeout=30)
 168     if ev is None:
 169         raise Exception("Timeout on group restart (on client)")
 170     if "P2P-GROUP-STARTED" in ev:
 171         raise Exception("Client managed to connect after being removed")
 172
 173     logger.info("Remove the remaining client from the group")
 174     dev[0].global_request("P2P_REMOVE_CLIENT " + addr1)
 175     dev[1].wait_go_ending_session()
 176
 177     logger.info("Terminate persistent group")
 178     dev[0].remove_group()
 179     dev[0].dump_monitor()
 180
 181     logger.info("Try to re-invoke persistent group from client")
 182     dev[0].global_request("SET persistent_reconnect 1")
 183     dev[0].p2p_listen()
 184     if not dev[1].discover_peer(addr0, social=True):
 185         raise Exception("Peer " + peer + " not found")
 186     dev[1].dump_monitor()
 187     peer = dev[1].get_peer(addr0)
 188     dev[1].global_request("P2P_INVITE persistent=" + peer['persistent'] + " peer=" + addr0)
 189     ev = dev[0].wait_global_event(["P2P-GROUP-STARTED"], timeout=30)
 190     dev[0].group_form_result(ev)
 191     ev = dev[1].wait_global_event(["P2P-GROUP-STARTED","WPA: 4-Way Handshake failed"], timeout=30)
 192     if ev is None:
 193         raise Exception("Timeout on group restart (on client)")
 194     if "P2P-GROUP-STARTED" in ev:
 195         raise Exception("Client managed to re-invoke after being removed")
 196     dev[0].dump_monitor()
 197
 198     logger.info("Terminate persistent group")
 199     dev[0].remove_group()
 200     dev[0].dump_monitor()
 201
 202 def test_persistent_group_invite_removed_client(dev):
 203     """P2P persistent group client removal and re-invitation"""
 204     addr0 = dev[0].p2p_dev_addr()
 205     addr1 = dev[1].p2p_dev_addr()
 206     dev[0].request("P2P_SET per_sta_psk 1")
 207     logger.info("Form a persistent group")
 208     [i_res, r_res] = go_neg_pin_authorized_persistent(i_dev=dev[0], i_intent=15,
 209                                                       r_dev=dev[1], r_intent=0)
 210     if not i_res['persistent'] or not r_res['persistent']:
 211         raise Exception("Formed group was not persistent")
 212
 213     logger.info("Remove client from the group")
 214     dev[0].global_request("P2P_REMOVE_CLIENT " + addr1)
 215     dev[1].wait_go_ending_session()
 216
 217     logger.info("Re-invite the removed client to join the group")
 218     dev[1].p2p_listen()
 219     if not dev[0].discover_peer(addr1, social=True):
 220         raise Exception("Peer " + peer + " not found")
 221     dev[0].global_request("P2P_INVITE group=" + dev[0].group_ifname + " peer=" + addr1)
 222     ev = dev[1].wait_global_event(["P2P-INVITATION-RECEIVED"], timeout=10)
 223     if ev is None:
 224         raise Exception("Timeout on invitation")
 225     if "sa=" + addr0 + " persistent=" not in ev:
 226         raise Exception("Unexpected invitation event")
 227     [event,addr,persistent] = ev.split(' ', 2)
 228     dev[1].global_request("P2P_GROUP_ADD " + persistent)
 229     ev = dev[1].wait_global_event(["P2P-PERSISTENT-PSK-FAIL"], timeout=30)
 230     if ev is None:
 231         raise Exception("Did not receive PSK failure report")
 232     [tmp,id] = ev.split('=', 1)
 233     ev = dev[1].wait_global_event(["P2P-GROUP-REMOVED"], timeout=10)
 234     if ev is None:
 235         raise Exception("Group removal event timed out")
 236     if "reason=PSK_FAILURE" not in ev:
 237         raise Exception("Unexpected group removal reason")
 238     dev[1].global_request("REMOVE_NETWORK " + id)
 239
 240     logger.info("Re-invite after client removed persistent group info")
 241     dev[1].p2p_listen()
 242     if not dev[0].discover_peer(addr1, social=True):
 243         raise Exception("Peer " + peer + " not found")
 244     dev[0].global_request("P2P_INVITE group=" + dev[0].group_ifname + " peer=" + addr1)
 245     ev = dev[1].wait_global_event(["P2P-INVITATION-RECEIVED"], timeout=10)
 246     if ev is None:
 247         raise Exception("Timeout on invitation")
 248     if " persistent=" in ev:
 249         raise Exception("Unexpected invitation event")
 250     pin = dev[1].wps_read_pin()
 251     dev[0].p2p_go_authorize_client(pin)
 252     c_res = dev[1].p2p_connect_group(addr0, pin, timeout=60, social=True,
 253                                      freq=i_res['freq'])
 254     if not c_res['persistent']:
 255         raise Exception("Joining client did not recognize persistent group")
 256     if r_res['psk'] == c_res['psk']:
 257         raise Exception("Same PSK assigned on both times")
 258     hwsim_utils.test_connectivity_p2p(dev[0], dev[1])
 259
 260     terminate_group(dev[0], dev[1])
 261
 262 def test_persistent_group_channel(dev):
 263     """P2P persistent group re-invocation with channel selection"""
 264     form(dev[0], dev[1], test_data=False)
 265
 266     logger.info("Re-invoke persistent group from client with forced channel")
 267     invite(dev[1], dev[0], "freq=2427")
 268     [go_res, cli_res] = check_result(dev[0], dev[1])
 269     if go_res['freq'] != "2427":
 270         raise Exception("Persistent group client forced channel not followed")
 271     terminate_group(dev[0], dev[1])
 272
 273     logger.info("Re-invoke persistent group from GO with forced channel")
 274     invite(dev[0], dev[1], "freq=2432")
 275     [go_res, cli_res] = check_result(dev[0], dev[1])
 276     if go_res['freq'] != "2432":
 277         raise Exception("Persistent group GO channel preference not followed")
 278     terminate_group(dev[0], dev[1])
 279
 280     logger.info("Re-invoke persistent group from client with channel preference")
 281     invite(dev[1], dev[0], "pref=2417")
 282     [go_res, cli_res] = check_result(dev[0], dev[1])
 283     if go_res['freq'] != "2417":
 284         raise Exception("Persistent group client channel preference not followed")
 285     terminate_group(dev[0], dev[1])
 286
 287 def test_persistent_group_and_role_change(dev):
 288     """P2P persistent group, auto GO in another role, and re-invocation"""
 289     form(dev[0], dev[1])
 290
 291     logger.info("Start and stop autonomous GO on previous P2P client device")
 292     dev[1].p2p_start_go()
 293     dev[1].remove_group()
 294     dev[1].dump_monitor()
 295
 296     logger.info("Re-invoke the persistent group")
 297     invite_from_go(dev[0], dev[1])
 298
 299 def test_persistent_go_client_list(dev):
 300     """P2P GO and list of clients in persistent group"""
 301     addr0 = dev[0].p2p_dev_addr()
 302     addr1 = dev[1].p2p_dev_addr()
 303     addr2 = dev[2].p2p_dev_addr()
 304
 305     res = dev[0].p2p_start_go(persistent=True)
 306     id = None
 307     for n in dev[0].list_networks(p2p=True):
 308         if "[P2P-PERSISTENT]" in n['flags']:
 309             id = n['id']
 310             break
 311     if id is None:
 312         raise Exception("Could not find persistent group entry")
 313
 314     connect_cli(dev[0], dev[1], social=True, freq=res['freq'])
 315     clients = dev[0].global_request("GET_NETWORK " + id + " p2p_client_list").rstrip()
 316     if clients != addr1:
 317         raise Exception("Unexpected p2p_client_list entry(2): " + clients)
 318     connect_cli(dev[0], dev[2], social=True, freq=res['freq'])
 319     clients = dev[0].global_request("GET_NETWORK " + id + " p2p_client_list").rstrip()
 320     if clients != addr2 + " " + addr1:
 321         raise Exception("Unexpected p2p_client_list entry(3): " + clients)
 322
 323     peer = dev[1].get_peer(res['go_dev_addr'])
 324     dev[1].remove_group()
 325     dev[1].global_request("P2P_GROUP_ADD persistent=" + peer['persistent'])
 326     ev = dev[1].wait_global_event(["P2P-GROUP-STARTED"], timeout=30)
 327     if ev is None:
 328         raise Exception("Timeout on group restart (on client)")
 329     dev[1].group_form_result(ev)
 330     clients = dev[0].global_request("GET_NETWORK " + id + " p2p_client_list").rstrip()
 331     if clients != addr1 + " " + addr2:
 332         raise Exception("Unexpected p2p_client_list entry(4): " + clients)
 333
 334     dev[2].remove_group()
 335     dev[1].remove_group()
 336     dev[0].remove_group()
 337
 338     clients = dev[0].global_request("GET_NETWORK " + id + " p2p_client_list").rstrip()
 339     if clients != addr1 + " " + addr2:
 340         raise Exception("Unexpected p2p_client_list entry(5): " + clients)
 341
 342     dev[1].p2p_listen()
 343     dev[2].p2p_listen()
 344     dev[0].request("P2P_FLUSH")
 345     dev[0].discover_peer(addr1, social=True)
 346     peer = dev[0].get_peer(addr1)
 347     if 'persistent' not in peer or peer['persistent'] != id:
 348         raise Exception("Persistent group client not recognized(1)")
 349
 350     dev[0].discover_peer(addr2, social=True)
 351     peer = dev[0].get_peer(addr2)
 352     if 'persistent' not in peer or peer['persistent'] != id:
 353         raise Exception("Persistent group client not recognized(2)")
 354
 355 def test_persistent_group_in_grpform(dev):
 356     """P2P persistent group parameters re-used in group formation"""
 357     addr0 = dev[0].p2p_dev_addr()
 358     addr1 = dev[1].p2p_dev_addr()
 359     form(dev[0], dev[1])
 360     dev[1].p2p_listen()
 361     if not dev[0].discover_peer(addr1, social=True):
 362         raise Exception("Could not discover peer")
 363     peer = dev[0].get_peer(addr1)
 364     if "persistent" not in peer:
 365         raise Exception("Could not map peer to a persistent group")
 366
 367     pin = dev[1].wps_read_pin()
 368     dev[1].p2p_go_neg_auth(addr0, pin, "display", go_intent=0)
 369     i_res = dev[0].p2p_go_neg_init(addr1, pin, "enter", timeout=20,
 370                                    go_intent=15,
 371                                    persistent_id=peer['persistent'])
 372     r_res = dev[1].p2p_go_neg_auth_result()
 373     logger.debug("i_res: " + str(i_res))
 374     logger.debug("r_res: " + str(r_res))
 375
 376 def test_persistent_group_without_persistent_reconnect(dev):
 377     """P2P persistent group re-invocation without persistent reconnect"""
 378     form(dev[0], dev[1])
 379     dev[0].dump_monitor()
 380     dev[1].dump_monitor()
 381
 382     logger.info("Re-invoke persistent group from client")
 383     invite(dev[1], dev[0], persistent_reconnect=False)
 384
 385     ev = dev[0].wait_global_event(["P2P-INVITATION-RECEIVED"], timeout=15)
 386     if ev is None:
 387         raise Exception("No invitation request reported");
 388     if "persistent=" not in ev:
 389         raise Exception("Invalid invitation type reported: " + ev)
 390
 391     ev2 = dev[1].wait_global_event(["P2P-INVITATION-RESULT"], timeout=15)
 392     if ev2 is None:
 393         raise Exception("No invitation response reported");
 394     if "status=1" not in ev2:
 395         raise Exception("Unexpected status: " + ev2)
 396     dev[1].p2p_listen()
 397
 398     exp = r'<.>(P2P-INVITATION-RECEIVED) sa=([0-9a-f:]*) persistent=([0-9]*) freq=([0-9]*)'
 399     s = re.split(exp, ev)
 400     if len(s) < 5:
 401         raise Exception("Could not parse invitation event")
 402     sa = s[2]
 403     id = s[3]
 404     freq = s[4]
 405     logger.info("Invalid P2P_INVITE test coverage")
 406     if "FAIL" not in dev[0].global_request("P2P_INVITE persistent=" + id + " peer=" + sa + " freq=0"):
 407         raise Exception("Invalid P2P_INVITE accepted")
 408     if "FAIL" not in dev[0].global_request("P2P_INVITE persistent=" + id + " peer=" + sa + " pref=0"):
 409         raise Exception("Invalid P2P_INVITE accepted")
 410     logger.info("Re-initiate invitation based on upper layer acceptance")
 411     if "OK" not in dev[0].global_request("P2P_INVITE persistent=" + id + " peer=" + sa + " freq=" + freq):
 412         raise Exception("Invitation command failed")
 413     [go_res, cli_res] = check_result(dev[0], dev[1])
 414     if go_res['freq'] != freq:
 415         raise Exception("Unexpected channel on GO: {} MHz, expected {} MHz".format(go_res['freq'], freq))
 416     if cli_res['freq'] != freq:
 417         raise Exception("Unexpected channel on CLI: {} MHz, expected {} MHz".format(cli_res['freq'], freq))
 418     terminate_group(dev[0], dev[1])
 419     dev[0].dump_monitor()
 420     dev[1].dump_monitor()
 421
 422     logger.info("Re-invoke persistent group from GO")
 423     invite(dev[0], dev[1], persistent_reconnect=False)
 424
 425     ev = dev[1].wait_global_event(["P2P-INVITATION-RECEIVED"], timeout=15)
 426     if ev is None:
 427         raise Exception("No invitation request reported");
 428     if "persistent=" not in ev:
 429         raise Exception("Invalid invitation type reported: " + ev)
 430
 431     ev2 = dev[0].wait_global_event(["P2P-INVITATION-RESULT"], timeout=15)
 432     if ev2 is None:
 433         raise Exception("No invitation response reported");
 434     if "status=1" not in ev2:
 435         raise Exception("Unexpected status: " + ev2)
 436     dev[0].p2p_listen()
 437
 438     exp = r'<.>(P2P-INVITATION-RECEIVED) sa=([0-9a-f:]*) persistent=([0-9]*)'
 439     s = re.split(exp, ev)
 440     if len(s) < 4:
 441         raise Exception("Could not parse invitation event")
 442     sa = s[2]
 443     id = s[3]
 444     logger.info("Re-initiate invitation based on upper layer acceptance")
 445     if "OK" not in dev[1].global_request("P2P_INVITE persistent=" + id + " peer=" + sa + " freq=" + freq):
 446         raise Exception("Invitation command failed")
 447     [go_res, cli_res] = check_result(dev[0], dev[1])
 448     terminate_group(dev[0], dev[1])
 449
 450 def test_persistent_group_already_running(dev):
 451     """P2P persistent group formation and invitation while GO already running"""
 452     form(dev[0], dev[1])
 453     peer = dev[1].get_peer(dev[0].p2p_dev_addr())
 454     listen_freq = peer['listen_freq']
 455     dev[0].dump_monitor()
 456     dev[1].dump_monitor()
 457     networks = dev[0].list_networks(p2p=True)
 458     if len(networks) != 1:
 459         raise Exception("Unexpected number of networks")
 460     if "[P2P-PERSISTENT]" not in networks[0]['flags']:
 461         raise Exception("Not the persistent group data")
 462     if "OK" not in dev[0].global_request("P2P_GROUP_ADD persistent=" + networks[0]['id'] + " freq=" + listen_freq):
 463         raise Exception("Could not state GO")
 464     invite_from_cli(dev[0], dev[1])
 465
 466 def test_persistent_group_add_cli_chan(dev):
 467     """P2P persistent group formation and re-invocation with p2p_add_cli_chan=1"""
 468     try:
 469         dev[0].request("SET p2p_add_cli_chan 1")
 470         dev[1].request("SET p2p_add_cli_chan 1")
 471         form(dev[0], dev[1])
 472         dev[1].request("BSS_FLUSH 0")
 473         dev[1].scan(freq="2412", only_new=True)
 474         dev[1].scan(freq="2437", only_new=True)
 475         dev[1].scan(freq="2462", only_new=True)
 476         dev[1].request("BSS_FLUSH 0")
 477         invite_from_cli(dev[0], dev[1])
 478         invite_from_go(dev[0], dev[1])
 479     finally:
 480         dev[0].request("SET p2p_add_cli_chan 0")
 481         dev[1].request("SET p2p_add_cli_chan 0")
 482
 483 def test_persistent_invalid_group_add(dev):
 484     """Invalid P2P_GROUP_ADD command"""
 485     id = dev[0].add_network()
 486     if "FAIL" not in dev[0].global_request("P2P_GROUP_ADD persistent=12345"):
 487         raise Exception("Invalid P2P_GROUP_ADD accepted")
 488     if "FAIL" not in dev[0].global_request("P2P_GROUP_ADD persistent=%d" % id):
 489         raise Exception("Invalid P2P_GROUP_ADD accepted")
 490     if "FAIL" not in dev[0].global_request("P2P_GROUP_ADD foo"):
 491         raise Exception("Invalid P2P_GROUP_ADD accepted")
 492
 493 def test_persistent_group_missed_inv_resp(dev):
 494     """P2P persistent group re-invocation with invitation response getting lost"""
 495     form(dev[0], dev[1])
 496     addr = dev[1].p2p_dev_addr()
 497     dev[1].global_request("SET persistent_reconnect 1")
 498     dev[1].p2p_listen()
 499     if not dev[0].discover_peer(addr, social=True):
 500         raise Exception("Peer " + addr + " not found")
 501     dev[0].dump_monitor()
 502     peer = dev[0].get_peer(addr)
 503     # Drop the first Invitation Response frame
 504     if "FAIL" in dev[0].request("SET ext_mgmt_frame_handling 1"):
 505         raise Exception("Failed to enable external management frame handling")
 506     cmd = "P2P_INVITE persistent=" + peer['persistent'] + " peer=" + addr
 507     dev[0].global_request(cmd)
 508     rx_msg = dev[0].mgmt_rx()
 509     if rx_msg is None:
 510         raise Exception("MGMT-RX timeout (no Invitation Response)")
 511     time.sleep(2)
 512     # Allow following Invitation Response frame to go through
 513     if "FAIL" in dev[0].request("SET ext_mgmt_frame_handling 0"):
 514         raise Exception("Failed to disable external management frame handling")
 515     time.sleep(1)
 516     # Force the P2P Client side to be on its Listen channel for retry
 517     dev[1].p2p_listen()
 518     ev = dev[0].wait_global_event(["P2P-INVITATION-RESULT"], timeout=15)
 519     if ev is None:
 520         raise Exception("Invitation result timed out")
 521     # Allow P2P Client side to continue connection-to-GO attempts
 522     dev[1].p2p_stop_find()
 523
 524     # Verify that group re-invocation goes through
 525     ev = dev[1].wait_global_event([ "P2P-GROUP-STARTED",
 526                                     "P2P-GROUP-FORMATION-FAILURE" ],
 527                                   timeout=20)
 528     if ev is None:
 529         raise Exception("Group start event timed out")
 530     if "P2P-GROUP-STARTED" not in ev:
 531         raise Exception("Group re-invocation failed")
 532     dev[0].group_form_result(ev)
 533
 534     ev = dev[0].wait_global_event([ "P2P-GROUP-STARTED" ], timeout=5)
 535     if ev is None:
 536         raise Exception("Group start event timed out on GO")
 537     dev[0].group_form_result(ev)
 538
 539     terminate_group(dev[0], dev[1])
 540
 541 def test_persistent_group_profile_add(dev):
 542     """Create a P2P persistent group with ADD_NETWORK"""
 543     passphrase="passphrase here"
 544     id = dev[0].add_network()
 545     dev[0].set_network_quoted(id, "ssid", "DIRECT-ab")
 546     dev[0].set_network_quoted(id, "psk", passphrase)
 547     dev[0].set_network(id, "mode", "3")
 548     dev[0].set_network(id, "disabled", "2")
 549     dev[0].p2p_start_go(persistent=id, freq=2412)
 550
 551     pin = dev[1].wps_read_pin()
 552     dev[0].p2p_go_authorize_client(pin)
 553     res = dev[1].p2p_connect_group(dev[0].p2p_dev_addr(), pin, timeout=60,
 554                                    social=True, freq=2412)
 555     if res['result'] != 'success':
 556         raise Exception("Joining the group did not succeed")
 557
 558     dev[0].remove_group()
 559     dev[1].wait_go_ending_session()
 560
 561 def test_persistent_group_cancel_on_cli(dev):
 562     """P2P persistent group formation, re-invocation, and cancel"""
 563     dev[0].global_request("SET p2p_no_group_iface 0")
 564     dev[1].global_request("SET p2p_no_group_iface 0")
 565     form(dev[0], dev[1])
 566
 567     invite_from_go(dev[0], dev[1], terminate=False)
 568     if "FAIL" not in dev[1].global_request("P2P_CANCEL"):
 569         raise Exception("P2P_CANCEL succeeded unexpectedly on CLI")
 570     if "FAIL" not in dev[0].global_request("P2P_CANCEL"):
 571         raise Exception("P2P_CANCEL succeeded unexpectedly on GO")
 572     terminate_group(dev[0], dev[1])
 573
 574     invite_from_cli(dev[0], dev[1], terminate=False)
 575     if "FAIL" not in dev[1].global_request("P2P_CANCEL"):
 576         raise Exception("P2P_CANCEL succeeded unexpectedly on CLI")
 577     if "FAIL" not in dev[0].global_request("P2P_CANCEL"):
 578         raise Exception("P2P_CANCEL succeeded unexpectedly on GO")
 579     terminate_group(dev[0], dev[1])
 580
 581 def test_persistent_group_cancel_on_cli2(dev):
 582     """P2P persistent group formation, re-invocation, and cancel (2)"""
 583     form(dev[0], dev[1])
 584     invite_from_go(dev[0], dev[1], terminate=False)
 585     if "FAIL" not in dev[1].global_request("P2P_CANCEL"):
 586         raise Exception("P2P_CANCEL succeeded unexpectedly on CLI")
 587     if "FAIL" not in dev[0].global_request("P2P_CANCEL"):
 588         raise Exception("P2P_CANCEL succeeded unexpectedly on GO")
 589     terminate_group(dev[0], dev[1])
 590
 591     invite_from_cli(dev[0], dev[1], terminate=False)
 592     if "FAIL" not in dev[1].global_request("P2P_CANCEL"):
 593         raise Exception("P2P_CANCEL succeeded unexpectedly on CLI")
 594     if "FAIL" not in dev[0].global_request("P2P_CANCEL"):
 595         raise Exception("P2P_CANCEL succeeded unexpectedly on GO")
 596     terminate_group(dev[0], dev[1])
 597
 598 def test_persistent_group_peer_dropped(dev):
 599     """P2P persistent group formation and re-invocation with peer having dropped group"""
 600     form(dev[0], dev[1], reverse_init=True)
 601     invite_from_cli(dev[0], dev[1])
 602
 603     logger.info("Remove group on the GO and try to invite from the client")
 604     dev[0].request("REMOVE_NETWORK all")
 605     invite(dev[1], dev[0])
 606     ev = dev[1].wait_global_event(["P2P-INVITATION-RESULT"], timeout=10)
 607     if ev is None:
 608         raise Exception("No invitation result seen")
 609     if "status=8" not in ev:
 610         raise Exception("Unexpected invitation result: " + ev)
 611     networks = dev[1].list_networks(p2p=True)
 612     if len(networks) > 0:
 613         raise Exception("Unexpected network block on client")
 614
 615     logger.info("Verify that a new group can be formed")
 616     form(dev[0], dev[1], reverse_init=True)
 617
 618 def test_persistent_group_peer_dropped2(dev):
 619     """P2P persistent group formation and re-invocation with peer having dropped group (2)"""
 620     form(dev[0], dev[1])
 621     invite_from_go(dev[0], dev[1])
 622
 623     logger.info("Remove group on the client and try to invite from the GO")
 624     dev[1].request("REMOVE_NETWORK all")
 625     invite(dev[0], dev[1])
 626     ev = dev[0].wait_global_event(["P2P-INVITATION-RESULT"], timeout=10)
 627     if ev is None:
 628         raise Exception("No invitation result seen")
 629     if "status=8" not in ev:
 630         raise Exception("Unexpected invitation result: " + ev)
 631     networks = dev[1].list_networks(p2p=True)
 632     if len(networks) > 0:
 633         raise Exception("Unexpected network block on client")
 634
 635     logger.info("Verify that a new group can be formed")
 636     form(dev[0], dev[1])