test_p2p_persistent.py 21 KB

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  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. import logging
  7. logger = logging.getLogger()
  8. import re
  9. import time
  10. import hwsim_utils
  11. from test_p2p_autogo import connect_cli
  12. def go_neg_pin_authorized_persistent(i_dev, r_dev, i_intent=None, r_intent=None, i_method='enter', r_method='display', test_data=True):
  13. r_dev.p2p_listen()
  14. i_dev.p2p_listen()
  15. pin = r_dev.wps_read_pin()
  16. logger.info("Start GO negotiation " + i_dev.ifname + " -> " + r_dev.ifname)
  17. r_dev.p2p_go_neg_auth(i_dev.p2p_dev_addr(), pin, r_method,
  18. go_intent=r_intent, persistent=True)
  19. i_res = i_dev.p2p_go_neg_init(r_dev.p2p_dev_addr(), pin, i_method,
  20. timeout=20, go_intent=i_intent,
  21. persistent=True)
  22. r_res = r_dev.p2p_go_neg_auth_result()
  23. logger.debug("i_res: " + str(i_res))
  24. logger.debug("r_res: " + str(r_res))
  25. r_dev.dump_monitor()
  26. i_dev.dump_monitor()
  27. logger.info("Group formed")
  28. if test_data:
  29. hwsim_utils.test_connectivity_p2p(r_dev, i_dev)
  30. return [i_res, r_res]
  31. def terminate_group(go, cli):
  32. logger.info("Terminate persistent group")
  33. go.remove_group()
  34. cli.wait_go_ending_session()
  35. def invite(inv, resp, extra=None, persistent_reconnect=True):
  36. addr = resp.p2p_dev_addr()
  37. if persistent_reconnect:
  38. resp.request("SET persistent_reconnect 1")
  39. else:
  40. resp.request("SET persistent_reconnect 0")
  41. resp.p2p_listen()
  42. if not inv.discover_peer(addr, social=True):
  43. raise Exception("Peer " + addr + " not found")
  44. inv.dump_monitor()
  45. peer = inv.get_peer(addr)
  46. cmd = "P2P_INVITE persistent=" + peer['persistent'] + " peer=" + addr
  47. if extra:
  48. cmd = cmd + " " + extra;
  49. inv.global_request(cmd)
  50. def check_result(go, cli):
  51. ev = go.wait_global_event(["P2P-GROUP-STARTED"], timeout=30)
  52. if ev is None:
  53. raise Exception("Timeout on group re-invocation (on GO)")
  54. if "[PERSISTENT]" not in ev:
  55. raise Exception("Re-invoked group not marked persistent")
  56. go_res = go.group_form_result(ev)
  57. if go_res['role'] != 'GO':
  58. raise Exception("Persistent group GO did not become GO")
  59. if not go_res['persistent']:
  60. raise Exception("Persistent group not re-invoked as persistent (GO)")
  61. ev = cli.wait_global_event(["P2P-GROUP-STARTED"], timeout=30)
  62. if ev is None:
  63. raise Exception("Timeout on group re-invocation (on client)")
  64. if "[PERSISTENT]" not in ev:
  65. raise Exception("Re-invoked group not marked persistent")
  66. cli_res = cli.group_form_result(ev)
  67. if cli_res['role'] != 'client':
  68. raise Exception("Persistent group client did not become client")
  69. if not cli_res['persistent']:
  70. raise Exception("Persistent group not re-invoked as persistent (cli)")
  71. return [go_res, cli_res]
  72. def form(go, cli, test_data=True, reverse_init=False):
  73. logger.info("Form a persistent group")
  74. if reverse_init:
  75. [i_res, r_res] = go_neg_pin_authorized_persistent(i_dev=cli, i_intent=0,
  76. r_dev=go, r_intent=15,
  77. test_data=test_data)
  78. else:
  79. [i_res, r_res] = go_neg_pin_authorized_persistent(i_dev=go, i_intent=15,
  80. r_dev=cli, r_intent=0,
  81. test_data=test_data)
  82. if not i_res['persistent'] or not r_res['persistent']:
  83. raise Exception("Formed group was not persistent")
  84. terminate_group(go, cli)
  85. if reverse_init:
  86. return r_res
  87. else:
  88. return i_res
  89. def invite_from_cli(go, cli):
  90. logger.info("Re-invoke persistent group from client")
  91. invite(cli, go)
  92. [go_res, cli_res] = check_result(go, cli)
  93. hwsim_utils.test_connectivity_p2p(go, cli)
  94. terminate_group(go, cli)
  95. return [go_res, cli_res]
  96. def invite_from_go(go, cli):
  97. logger.info("Re-invoke persistent group from GO")
  98. invite(go, cli)
  99. [go_res, cli_res] = check_result(go, cli)
  100. hwsim_utils.test_connectivity_p2p(go, cli)
  101. terminate_group(go, cli)
  102. return [go_res, cli_res]
  103. def test_persistent_group(dev):
  104. """P2P persistent group formation and re-invocation"""
  105. form(dev[0], dev[1])
  106. invite_from_cli(dev[0], dev[1])
  107. invite_from_go(dev[0], dev[1])
  108. logger.info("Remove group on the client and try to invite from GO")
  109. id = None
  110. for n in dev[0].list_networks():
  111. if "[P2P-PERSISTENT]" in n['flags']:
  112. id = n['id']
  113. break
  114. if id is None:
  115. raise Exception("Could not find persistent group entry")
  116. clients = dev[0].request("GET_NETWORK " + id + " p2p_client_list").rstrip()
  117. if dev[1].p2p_dev_addr() not in clients:
  118. raise Exception("Peer missing from client list")
  119. if "FAIL" not in dev[1].request("SELECT_NETWORK " + str(id)):
  120. raise Exception("SELECT_NETWORK succeeded unexpectedly")
  121. if "FAIL" not in dev[1].request("SELECT_NETWORK 1234567"):
  122. raise Exception("SELECT_NETWORK succeeded unexpectedly(2)")
  123. if "FAIL" not in dev[1].request("ENABLE_NETWORK " + str(id)):
  124. raise Exception("ENABLE_NETWORK succeeded unexpectedly")
  125. if "FAIL" not in dev[1].request("ENABLE_NETWORK 1234567"):
  126. raise Exception("ENABLE_NETWORK succeeded unexpectedly(2)")
  127. if "FAIL" not in dev[1].request("DISABLE_NETWORK " + str(id)):
  128. raise Exception("DISABLE_NETWORK succeeded unexpectedly")
  129. if "FAIL" not in dev[1].request("DISABLE_NETWORK 1234567"):
  130. raise Exception("DISABLE_NETWORK succeeded unexpectedly(2)")
  131. if "FAIL" not in dev[1].request("REMOVE_NETWORK 1234567"):
  132. raise Exception("REMOVE_NETWORK succeeded unexpectedly")
  133. dev[1].request("REMOVE_NETWORK all")
  134. if len(dev[1].list_networks()) > 0:
  135. raise Exception("Unexpected network block remaining")
  136. invite(dev[0], dev[1])
  137. ev = dev[0].wait_global_event(["P2P-INVITATION-RESULT"], timeout=10)
  138. if ev is None:
  139. raise Exception("No invitation result seen")
  140. if "status=8" not in ev:
  141. raise Exception("Unexpected invitation result: " + ev)
  142. clients = dev[0].request("GET_NETWORK " + id + " p2p_client_list").rstrip()
  143. if dev[1].p2p_dev_addr() in clients:
  144. raise Exception("Peer was still in client list")
  145. def test_persistent_group2(dev):
  146. """P2P persistent group formation with reverse roles"""
  147. form(dev[0], dev[1], reverse_init=True)
  148. invite_from_cli(dev[0], dev[1])
  149. invite_from_go(dev[0], dev[1])
  150. def test_persistent_group3(dev):
  151. """P2P persistent group formation and re-invocation with empty BSS table"""
  152. form(dev[0], dev[1])
  153. dev[1].request("BSS_FLUSH 0")
  154. invite_from_cli(dev[0], dev[1])
  155. dev[1].request("BSS_FLUSH 0")
  156. invite_from_go(dev[0], dev[1])
  157. def test_persistent_group_per_sta_psk(dev):
  158. """P2P persistent group formation and re-invocation using per-client PSK"""
  159. addr0 = dev[0].p2p_dev_addr()
  160. addr1 = dev[1].p2p_dev_addr()
  161. addr2 = dev[2].p2p_dev_addr()
  162. dev[0].request("P2P_SET per_sta_psk 1")
  163. logger.info("Form a persistent group")
  164. [i_res, r_res] = go_neg_pin_authorized_persistent(i_dev=dev[0], i_intent=15,
  165. r_dev=dev[1], r_intent=0)
  166. if not i_res['persistent'] or not r_res['persistent']:
  167. raise Exception("Formed group was not persistent")
  168. logger.info("Join another client to the group")
  169. pin = dev[2].wps_read_pin()
  170. dev[0].p2p_go_authorize_client(pin)
  171. c_res = dev[2].p2p_connect_group(addr0, pin, timeout=60)
  172. if not c_res['persistent']:
  173. raise Exception("Joining client did not recognize persistent group")
  174. if r_res['psk'] == c_res['psk']:
  175. raise Exception("Same PSK assigned for both clients")
  176. hwsim_utils.test_connectivity_p2p_sta(dev[1], dev[2])
  177. logger.info("Leave persistent group and rejoin it")
  178. dev[2].remove_group()
  179. ev = dev[2].wait_event(["P2P-GROUP-REMOVED"], timeout=3)
  180. if ev is None:
  181. raise Exception("Group removal event timed out")
  182. if not dev[2].discover_peer(addr0, social=True):
  183. raise Exception("Peer " + peer + " not found")
  184. dev[2].dump_monitor()
  185. peer = dev[2].get_peer(addr0)
  186. dev[2].global_request("P2P_GROUP_ADD persistent=" + peer['persistent'])
  187. ev = dev[2].wait_global_event(["P2P-GROUP-STARTED"], timeout=30)
  188. if ev is None:
  189. raise Exception("Timeout on group restart (on client)")
  190. cli_res = dev[2].group_form_result(ev)
  191. if not cli_res['persistent']:
  192. raise Exception("Persistent group not restarted as persistent (cli)")
  193. hwsim_utils.test_connectivity_p2p(dev[1], dev[2])
  194. logger.info("Remove one of the clients from the group")
  195. dev[0].global_request("P2P_REMOVE_CLIENT " + addr2)
  196. dev[2].wait_go_ending_session()
  197. logger.info("Try to reconnect after having been removed from group")
  198. if not dev[2].discover_peer(addr0, social=True):
  199. raise Exception("Peer " + peer + " not found")
  200. dev[2].dump_monitor()
  201. peer = dev[2].get_peer(addr0)
  202. dev[2].global_request("P2P_GROUP_ADD persistent=" + peer['persistent'])
  203. ev = dev[2].wait_global_event(["P2P-GROUP-STARTED","WPA: 4-Way Handshake failed"], timeout=30)
  204. if ev is None:
  205. raise Exception("Timeout on group restart (on client)")
  206. if "P2P-GROUP-STARTED" in ev:
  207. raise Exception("Client managed to connect after being removed")
  208. logger.info("Remove the remaining client from the group")
  209. dev[0].global_request("P2P_REMOVE_CLIENT " + addr1)
  210. dev[1].wait_go_ending_session()
  211. logger.info("Terminate persistent group")
  212. dev[0].remove_group()
  213. dev[0].dump_monitor()
  214. logger.info("Try to re-invoke persistent group from client")
  215. dev[0].request("SET persistent_reconnect 1")
  216. dev[0].p2p_listen()
  217. if not dev[1].discover_peer(addr0, social=True):
  218. raise Exception("Peer " + peer + " not found")
  219. dev[1].dump_monitor()
  220. peer = dev[1].get_peer(addr0)
  221. dev[1].global_request("P2P_INVITE persistent=" + peer['persistent'] + " peer=" + addr0)
  222. ev = dev[1].wait_global_event(["P2P-GROUP-STARTED","WPA: 4-Way Handshake failed"], timeout=30)
  223. if ev is None:
  224. raise Exception("Timeout on group restart (on client)")
  225. if "P2P-GROUP-STARTED" in ev:
  226. raise Exception("Client managed to re-invoke after being removed")
  227. dev[0].dump_monitor()
  228. logger.info("Terminate persistent group")
  229. dev[0].remove_group()
  230. dev[0].dump_monitor()
  231. def test_persistent_group_invite_removed_client(dev):
  232. """P2P persistent group client removal and re-invitation"""
  233. addr0 = dev[0].p2p_dev_addr()
  234. addr1 = dev[1].p2p_dev_addr()
  235. dev[0].request("P2P_SET per_sta_psk 1")
  236. logger.info("Form a persistent group")
  237. [i_res, r_res] = go_neg_pin_authorized_persistent(i_dev=dev[0], i_intent=15,
  238. r_dev=dev[1], r_intent=0)
  239. if not i_res['persistent'] or not r_res['persistent']:
  240. raise Exception("Formed group was not persistent")
  241. logger.info("Remove client from the group")
  242. dev[0].global_request("P2P_REMOVE_CLIENT " + addr1)
  243. dev[1].wait_go_ending_session()
  244. logger.info("Re-invite the removed client to join the group")
  245. dev[1].p2p_listen()
  246. if not dev[0].discover_peer(addr1, social=True):
  247. raise Exception("Peer " + peer + " not found")
  248. dev[0].global_request("P2P_INVITE group=" + dev[0].group_ifname + " peer=" + addr1)
  249. ev = dev[1].wait_global_event(["P2P-INVITATION-RECEIVED"], timeout=10)
  250. if ev is None:
  251. raise Exception("Timeout on invitation")
  252. if "sa=" + addr0 + " persistent=" not in ev:
  253. raise Exception("Unexpected invitation event")
  254. [event,addr,persistent] = ev.split(' ', 2)
  255. dev[1].global_request("P2P_GROUP_ADD " + persistent)
  256. ev = dev[1].wait_global_event(["P2P-PERSISTENT-PSK-FAIL"], timeout=30)
  257. if ev is None:
  258. raise Exception("Did not receive PSK failure report")
  259. [tmp,id] = ev.split('=', 1)
  260. ev = dev[1].wait_global_event(["P2P-GROUP-REMOVED"], timeout=10)
  261. if ev is None:
  262. raise Exception("Group removal event timed out")
  263. if "reason=PSK_FAILURE" not in ev:
  264. raise Exception("Unexpected group removal reason")
  265. dev[1].request("REMOVE_NETWORK " + id)
  266. logger.info("Re-invite after client removed persistent group info")
  267. dev[1].p2p_listen()
  268. if not dev[0].discover_peer(addr1, social=True):
  269. raise Exception("Peer " + peer + " not found")
  270. dev[0].global_request("P2P_INVITE group=" + dev[0].group_ifname + " peer=" + addr1)
  271. ev = dev[1].wait_global_event(["P2P-INVITATION-RECEIVED"], timeout=10)
  272. if ev is None:
  273. raise Exception("Timeout on invitation")
  274. if " persistent=" in ev:
  275. raise Exception("Unexpected invitation event")
  276. pin = dev[1].wps_read_pin()
  277. dev[0].p2p_go_authorize_client(pin)
  278. c_res = dev[1].p2p_connect_group(addr0, pin, timeout=60)
  279. if not c_res['persistent']:
  280. raise Exception("Joining client did not recognize persistent group")
  281. if r_res['psk'] == c_res['psk']:
  282. raise Exception("Same PSK assigned on both times")
  283. hwsim_utils.test_connectivity_p2p(dev[0], dev[1])
  284. terminate_group(dev[0], dev[1])
  285. def test_persistent_group_channel(dev):
  286. """P2P persistent group re-invocation with channel selection"""
  287. form(dev[0], dev[1], test_data=False)
  288. logger.info("Re-invoke persistent group from client with forced channel")
  289. invite(dev[1], dev[0], "freq=2427")
  290. [go_res, cli_res] = check_result(dev[0], dev[1])
  291. if go_res['freq'] != "2427":
  292. raise Exception("Persistent group client forced channel not followed")
  293. terminate_group(dev[0], dev[1])
  294. logger.info("Re-invoke persistent group from GO with forced channel")
  295. invite(dev[0], dev[1], "freq=2432")
  296. [go_res, cli_res] = check_result(dev[0], dev[1])
  297. if go_res['freq'] != "2432":
  298. raise Exception("Persistent group GO channel preference not followed")
  299. terminate_group(dev[0], dev[1])
  300. logger.info("Re-invoke persistent group from client with channel preference")
  301. invite(dev[1], dev[0], "pref=2417")
  302. [go_res, cli_res] = check_result(dev[0], dev[1])
  303. if go_res['freq'] != "2417":
  304. raise Exception("Persistent group client channel preference not followed")
  305. terminate_group(dev[0], dev[1])
  306. def test_persistent_group_and_role_change(dev):
  307. """P2P persistent group, auto GO in another role, and re-invocation"""
  308. form(dev[0], dev[1])
  309. logger.info("Start and stop autonomous GO on previous P2P client device")
  310. dev[1].p2p_start_go()
  311. dev[1].remove_group()
  312. dev[1].dump_monitor()
  313. logger.info("Re-invoke the persistent group")
  314. invite_from_go(dev[0], dev[1])
  315. def test_persistent_go_client_list(dev):
  316. """P2P GO and list of clients in persistent group"""
  317. addr0 = dev[0].p2p_dev_addr()
  318. addr1 = dev[1].p2p_dev_addr()
  319. addr2 = dev[2].p2p_dev_addr()
  320. res = dev[0].p2p_start_go(persistent=True)
  321. id = None
  322. for n in dev[0].list_networks():
  323. if "[P2P-PERSISTENT]" in n['flags']:
  324. id = n['id']
  325. break
  326. if id is None:
  327. raise Exception("Could not find persistent group entry")
  328. connect_cli(dev[0], dev[1])
  329. clients = dev[0].request("GET_NETWORK " + id + " p2p_client_list").rstrip()
  330. if clients != addr1:
  331. raise Exception("Unexpected p2p_client_list entry(2): " + clients)
  332. connect_cli(dev[0], dev[2])
  333. clients = dev[0].request("GET_NETWORK " + id + " p2p_client_list").rstrip()
  334. if clients != addr2 + " " + addr1:
  335. raise Exception("Unexpected p2p_client_list entry(3): " + clients)
  336. peer = dev[1].get_peer(res['go_dev_addr'])
  337. dev[1].remove_group()
  338. dev[1].request("P2P_GROUP_ADD persistent=" + peer['persistent'])
  339. ev = dev[1].wait_global_event(["P2P-GROUP-STARTED"], timeout=30)
  340. if ev is None:
  341. raise Exception("Timeout on group restart (on client)")
  342. clients = dev[0].request("GET_NETWORK " + id + " p2p_client_list").rstrip()
  343. if clients != addr1 + " " + addr2:
  344. raise Exception("Unexpected p2p_client_list entry(4): " + clients)
  345. dev[2].remove_group()
  346. dev[1].remove_group()
  347. dev[0].remove_group()
  348. clients = dev[0].request("GET_NETWORK " + id + " p2p_client_list").rstrip()
  349. if clients != addr1 + " " + addr2:
  350. raise Exception("Unexpected p2p_client_list entry(5): " + clients)
  351. dev[1].p2p_listen()
  352. dev[2].p2p_listen()
  353. dev[0].request("P2P_FLUSH")
  354. dev[0].discover_peer(addr1, social=True)
  355. peer = dev[0].get_peer(addr1)
  356. if 'persistent' not in peer or peer['persistent'] != id:
  357. raise Exception("Persistent group client not recognized(1)")
  358. dev[0].discover_peer(addr2, social=True)
  359. peer = dev[0].get_peer(addr2)
  360. if 'persistent' not in peer or peer['persistent'] != id:
  361. raise Exception("Persistent group client not recognized(2)")
  362. def test_persistent_group_in_grpform(dev):
  363. """P2P persistent group parameters re-used in group formation"""
  364. addr0 = dev[0].p2p_dev_addr()
  365. addr1 = dev[1].p2p_dev_addr()
  366. form(dev[0], dev[1])
  367. dev[1].p2p_listen()
  368. if not dev[0].discover_peer(addr1, social=True):
  369. raise Exception("Could not discover peer")
  370. peer = dev[0].get_peer(addr1)
  371. if "persistent" not in peer:
  372. raise Exception("Could not map peer to a persistent group")
  373. pin = dev[1].wps_read_pin()
  374. dev[1].p2p_go_neg_auth(addr0, pin, "display", go_intent=0)
  375. i_res = dev[0].p2p_go_neg_init(addr1, pin, "enter", timeout=20,
  376. go_intent=15,
  377. persistent_id=peer['persistent'])
  378. r_res = dev[1].p2p_go_neg_auth_result()
  379. logger.debug("i_res: " + str(i_res))
  380. logger.debug("r_res: " + str(r_res))
  381. def test_persistent_group_without_persistent_reconnect(dev):
  382. """P2P persistent group re-invocation without persistent reconnect"""
  383. form(dev[0], dev[1])
  384. dev[0].dump_monitor()
  385. dev[1].dump_monitor()
  386. logger.info("Re-invoke persistent group from client")
  387. invite(dev[1], dev[0], persistent_reconnect=False)
  388. ev = dev[0].wait_global_event(["P2P-INVITATION-RECEIVED"], timeout=15)
  389. if ev is None:
  390. raise Exception("No invitation request reported");
  391. if "persistent=" not in ev:
  392. raise Exception("Invalid invitation type reported: " + ev)
  393. ev2 = dev[1].wait_global_event(["P2P-INVITATION-RESULT"], timeout=15)
  394. if ev2 is None:
  395. raise Exception("No invitation response reported");
  396. if "status=1" not in ev2:
  397. raise Exception("Unexpected status: " + ev2)
  398. dev[1].p2p_listen()
  399. exp = r'<.>(P2P-INVITATION-RECEIVED) sa=([0-9a-f:]*) persistent=([0-9]*) freq=([0-9]*)'
  400. s = re.split(exp, ev)
  401. if len(s) < 5:
  402. raise Exception("Could not parse invitation event")
  403. sa = s[2]
  404. id = s[3]
  405. freq = s[4]
  406. logger.info("Re-initiate invitation based on upper layer acceptance")
  407. if "OK" not in dev[0].global_request("P2P_INVITE persistent=" + id + " peer=" + sa + " freq=" + freq):
  408. raise Exception("Invitation command failed")
  409. [go_res, cli_res] = check_result(dev[0], dev[1])
  410. if go_res['freq'] != freq:
  411. raise Exception("Unexpected channel on GO: {} MHz, expected {} MHz".format(go_res['freq'], freq))
  412. if cli_res['freq'] != freq:
  413. raise Exception("Unexpected channel on CLI: {} MHz, expected {} MHz".format(cli_res['freq'], freq))
  414. terminate_group(dev[0], dev[1])
  415. dev[0].dump_monitor()
  416. dev[1].dump_monitor()
  417. logger.info("Re-invoke persistent group from GO")
  418. invite(dev[0], dev[1], persistent_reconnect=False)
  419. ev = dev[1].wait_global_event(["P2P-INVITATION-RECEIVED"], timeout=15)
  420. if ev is None:
  421. raise Exception("No invitation request reported");
  422. if "persistent=" not in ev:
  423. raise Exception("Invalid invitation type reported: " + ev)
  424. ev2 = dev[0].wait_global_event(["P2P-INVITATION-RESULT"], timeout=15)
  425. if ev2 is None:
  426. raise Exception("No invitation response reported");
  427. if "status=1" not in ev2:
  428. raise Exception("Unexpected status: " + ev2)
  429. dev[0].p2p_listen()
  430. exp = r'<.>(P2P-INVITATION-RECEIVED) sa=([0-9a-f:]*) persistent=([0-9]*)'
  431. s = re.split(exp, ev)
  432. if len(s) < 4:
  433. raise Exception("Could not parse invitation event")
  434. sa = s[2]
  435. id = s[3]
  436. logger.info("Re-initiate invitation based on upper layer acceptance")
  437. if "OK" not in dev[1].global_request("P2P_INVITE persistent=" + id + " peer=" + sa + " freq=" + freq):
  438. raise Exception("Invitation command failed")
  439. [go_res, cli_res] = check_result(dev[0], dev[1])
  440. terminate_group(dev[0], dev[1])
  441. def test_persistent_group_already_running(dev):
  442. """P2P persistent group formation and invitation while GO already running"""
  443. form(dev[0], dev[1])
  444. peer = dev[1].get_peer(dev[0].p2p_dev_addr())
  445. listen_freq = peer['listen_freq']
  446. dev[0].dump_monitor()
  447. dev[1].dump_monitor()
  448. networks = dev[0].list_networks()
  449. if len(networks) != 1:
  450. raise Exception("Unexpected number of networks")
  451. if "[P2P-PERSISTENT]" not in networks[0]['flags']:
  452. raise Exception("Not the persistent group data")
  453. if "OK" not in dev[0].global_request("P2P_GROUP_ADD persistent=" + networks[0]['id'] + " freq=" + listen_freq):
  454. raise Exception("Could not state GO")
  455. invite_from_cli(dev[0], dev[1])