| # WNM tests |
| # Copyright (c) 2013-2014, Jouni Malinen <j@w1.fi> |
| # |
| # This software may be distributed under the terms of the BSD license. |
| # See README for more details. |
| |
| import binascii |
| import struct |
| import time |
| import logging |
| logger = logging.getLogger() |
| import subprocess |
| |
| import hostapd |
| from wlantest import Wlantest |
| |
| def test_wnm_bss_transition_mgmt(dev, apdev): |
| """WNM BSS Transition Management""" |
| params = { "ssid": "test-wnm", |
| "time_advertisement": "2", |
| "time_zone": "EST5", |
| "wnm_sleep_mode": "1", |
| "bss_transition": "1" } |
| hostapd.add_ap(apdev[0]['ifname'], params) |
| |
| dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412") |
| dev[0].request("WNM_BSS_QUERY 0") |
| |
| def test_wnm_disassoc_imminent(dev, apdev): |
| """WNM Disassociation Imminent""" |
| params = { "ssid": "test-wnm", |
| "time_advertisement": "2", |
| "time_zone": "EST5", |
| "wnm_sleep_mode": "1", |
| "bss_transition": "1" } |
| hostapd.add_ap(apdev[0]['ifname'], params) |
| hapd = hostapd.Hostapd(apdev[0]['ifname']) |
| |
| dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412") |
| addr = dev[0].p2p_interface_addr() |
| hapd.request("DISASSOC_IMMINENT " + addr + " 10") |
| ev = dev[0].wait_event(["WNM: Disassociation Imminent"]) |
| if ev is None: |
| raise Exception("Timeout while waiting for disassociation imminent") |
| if "Disassociation Timer 10" not in ev: |
| raise Exception("Unexpected disassociation imminent contents") |
| ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"]) |
| if ev is None: |
| raise Exception("Timeout while waiting for re-connection scan") |
| |
| def test_wnm_ess_disassoc_imminent(dev, apdev): |
| """WNM ESS Disassociation Imminent""" |
| params = { "ssid": "test-wnm", |
| "time_advertisement": "2", |
| "time_zone": "EST5", |
| "wnm_sleep_mode": "1", |
| "bss_transition": "1" } |
| hostapd.add_ap(apdev[0]['ifname'], params) |
| hapd = hostapd.Hostapd(apdev[0]['ifname']) |
| |
| dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412") |
| addr = dev[0].p2p_interface_addr() |
| hapd.request("ESS_DISASSOC " + addr + " 10 http://example.com/session-info") |
| ev = dev[0].wait_event(["ESS-DISASSOC-IMMINENT"]) |
| if ev is None: |
| raise Exception("Timeout while waiting for ESS disassociation imminent") |
| if "0 1024 http://example.com/session-info" not in ev: |
| raise Exception("Unexpected ESS disassociation imminent message contents") |
| ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"]) |
| if ev is None: |
| raise Exception("Timeout while waiting for re-connection scan") |
| |
| def test_wnm_ess_disassoc_imminent_pmf(dev, apdev): |
| """WNM ESS Disassociation Imminent""" |
| params = hostapd.wpa2_params("test-wnm-rsn", "12345678") |
| params["wpa_key_mgmt"] = "WPA-PSK-SHA256"; |
| params["ieee80211w"] = "2"; |
| params["bss_transition"] = "1" |
| hostapd.add_ap(apdev[0]['ifname'], params) |
| hapd = hostapd.Hostapd(apdev[0]['ifname']) |
| |
| dev[0].connect("test-wnm-rsn", psk="12345678", ieee80211w="2", |
| key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412") |
| addr = dev[0].p2p_interface_addr() |
| hapd.request("ESS_DISASSOC " + addr + " 10 http://example.com/session-info") |
| ev = dev[0].wait_event(["ESS-DISASSOC-IMMINENT"]) |
| if ev is None: |
| raise Exception("Timeout while waiting for ESS disassociation imminent") |
| if "1 1024 http://example.com/session-info" not in ev: |
| raise Exception("Unexpected ESS disassociation imminent message contents") |
| ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"]) |
| if ev is None: |
| raise Exception("Timeout while waiting for re-connection scan") |
| |
| def check_wnm_sleep_mode_enter_exit(hapd, dev, interval=None, tfs_req=None): |
| addr = dev.p2p_interface_addr() |
| sta = hapd.get_sta(addr) |
| if "[WNM_SLEEP_MODE]" in sta['flags']: |
| raise Exception("Station unexpectedly in WNM-Sleep Mode") |
| |
| logger.info("Going to WNM Sleep Mode") |
| extra = "" |
| if interval is not None: |
| extra += " interval=" + str(interval) |
| if tfs_req: |
| extra += " tfs_req=" + tfs_req |
| if "OK" not in dev.request("WNM_SLEEP enter" + extra): |
| raise Exception("WNM_SLEEP failed") |
| ok = False |
| for i in range(20): |
| time.sleep(0.1) |
| sta = hapd.get_sta(addr) |
| if "[WNM_SLEEP_MODE]" in sta['flags']: |
| ok = True |
| break |
| if not ok: |
| raise Exception("Station failed to enter WNM-Sleep Mode") |
| |
| logger.info("Waking up from WNM Sleep Mode") |
| ok = False |
| dev.request("WNM_SLEEP exit") |
| for i in range(20): |
| time.sleep(0.1) |
| sta = hapd.get_sta(addr) |
| if "[WNM_SLEEP_MODE]" not in sta['flags']: |
| ok = True |
| break |
| if not ok: |
| raise Exception("Station failed to exit WNM-Sleep Mode") |
| |
| def test_wnm_sleep_mode_open(dev, apdev): |
| """WNM Sleep Mode - open""" |
| params = { "ssid": "test-wnm", |
| "time_advertisement": "2", |
| "time_zone": "EST5", |
| "wnm_sleep_mode": "1", |
| "bss_transition": "1" } |
| hostapd.add_ap(apdev[0]['ifname'], params) |
| hapd = hostapd.Hostapd(apdev[0]['ifname']) |
| |
| dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412") |
| ev = hapd.wait_event([ "AP-STA-CONNECTED" ], timeout=5) |
| if ev is None: |
| raise Exception("No connection event received from hostapd") |
| check_wnm_sleep_mode_enter_exit(hapd, dev[0]) |
| check_wnm_sleep_mode_enter_exit(hapd, dev[0], interval=100) |
| check_wnm_sleep_mode_enter_exit(hapd, dev[0], tfs_req="5b17010001130e110000071122334455661122334455661234") |
| |
| cmds = [ "foo", |
| "exit tfs_req=123 interval=10", |
| "enter tfs_req=qq interval=10" ] |
| for cmd in cmds: |
| if "FAIL" not in dev[0].request("WNM_SLEEP " + cmd): |
| raise Exception("Invalid WNM_SLEEP accepted") |
| |
| def test_wnm_sleep_mode_rsn(dev, apdev): |
| """WNM Sleep Mode - RSN""" |
| params = hostapd.wpa2_params("test-wnm-rsn", "12345678") |
| params["time_advertisement"] = "2" |
| params["time_zone"] = "EST5" |
| params["wnm_sleep_mode"] = "1" |
| params["bss_transition"] = "1" |
| hostapd.add_ap(apdev[0]['ifname'], params) |
| hapd = hostapd.Hostapd(apdev[0]['ifname']) |
| |
| dev[0].connect("test-wnm-rsn", psk="12345678", scan_freq="2412") |
| ev = hapd.wait_event([ "AP-STA-CONNECTED" ], timeout=5) |
| if ev is None: |
| raise Exception("No connection event received from hostapd") |
| check_wnm_sleep_mode_enter_exit(hapd, dev[0]) |
| |
| def test_wnm_sleep_mode_rsn_pmf(dev, apdev): |
| """WNM Sleep Mode - RSN with PMF""" |
| wt = Wlantest() |
| wt.flush() |
| wt.add_passphrase("12345678") |
| params = hostapd.wpa2_params("test-wnm-rsn", "12345678") |
| params["wpa_key_mgmt"] = "WPA-PSK-SHA256"; |
| params["ieee80211w"] = "2"; |
| params["time_advertisement"] = "2" |
| params["time_zone"] = "EST5" |
| params["wnm_sleep_mode"] = "1" |
| params["bss_transition"] = "1" |
| hostapd.add_ap(apdev[0]['ifname'], params) |
| hapd = hostapd.Hostapd(apdev[0]['ifname']) |
| |
| dev[0].connect("test-wnm-rsn", psk="12345678", ieee80211w="2", |
| key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412") |
| ev = hapd.wait_event([ "AP-STA-CONNECTED" ], timeout=5) |
| if ev is None: |
| raise Exception("No connection event received from hostapd") |
| check_wnm_sleep_mode_enter_exit(hapd, dev[0]) |
| |
| MGMT_SUBTYPE_ACTION = 13 |
| ACTION_CATEG_WNM = 10 |
| WNM_ACT_BSS_TM_REQ = 7 |
| WNM_ACT_BSS_TM_RESP = 8 |
| |
| def bss_tm_req(dst, src, dialog_token=1, req_mode=0, disassoc_timer=0, |
| validity_interval=1): |
| msg = {} |
| msg['fc'] = MGMT_SUBTYPE_ACTION << 4 |
| msg['da'] = dst |
| msg['sa'] = src |
| msg['bssid'] = src |
| msg['payload'] = struct.pack("<BBBBHB", |
| ACTION_CATEG_WNM, WNM_ACT_BSS_TM_REQ, |
| dialog_token, req_mode, disassoc_timer, |
| validity_interval) |
| return msg |
| |
| def rx_bss_tm_resp(hapd, expect_dialog=None, expect_status=None): |
| for i in range(0, 100): |
| resp = hapd.mgmt_rx() |
| if resp is None: |
| raise Exception("No BSS TM Response received") |
| if resp['subtype'] == MGMT_SUBTYPE_ACTION: |
| break |
| if i == 99: |
| raise Exception("Not an Action frame") |
| payload = resp['payload'] |
| if len(payload) < 2 + 3: |
| raise Exception("Too short payload") |
| (category, action) = struct.unpack('BB', payload[0:2]) |
| if category != ACTION_CATEG_WNM or action != WNM_ACT_BSS_TM_RESP: |
| raise Exception("Not a BSS TM Response") |
| pos = payload[2:] |
| (dialog, status, bss_term_delay) = struct.unpack('BBB', pos[0:3]) |
| resp['dialog'] = dialog |
| resp['status'] = status |
| resp['bss_term_delay'] = bss_term_delay |
| pos = pos[3:] |
| if len(pos) >= 6 and status == 0: |
| resp['target_bssid'] = binascii.hexlify(pos[0:6]) |
| pos = pos[6:] |
| resp['candidates'] = pos |
| if expect_dialog is not None and dialog != expect_dialog: |
| raise Exception("Unexpected dialog token") |
| if expect_status is not None and status != expect_status: |
| raise Exception("Unexpected status code %d" % status) |
| return resp |
| |
| def expect_ack(hapd): |
| ev = hapd.wait_event(["MGMT-TX-STATUS"], timeout=5) |
| if ev is None: |
| raise Exception("Missing TX status") |
| if "ok=1" not in ev: |
| raise Exception("Action frame not acknowledged") |
| |
| def test_wnm_bss_tm_req(dev, apdev): |
| """BSS Transition Management Request""" |
| params = { "ssid": "test-wnm", "bss_transition": "1" } |
| hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
| dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412") |
| hapd2 = hostapd.add_ap(apdev[1]['ifname'], params) |
| |
| hapd.set("ext_mgmt_frame_handling", "1") |
| |
| # truncated BSS TM Request |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x08) |
| req['payload'] = struct.pack("<BBBBH", |
| ACTION_CATEG_WNM, WNM_ACT_BSS_TM_REQ, |
| 1, 0, 0) |
| hapd.mgmt_tx(req) |
| expect_ack(hapd) |
| |
| # no disassociation and no candidate list |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| dialog_token=2) |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=2, expect_status=1) |
| |
| # truncated BSS Termination Duration |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x08) |
| hapd.mgmt_tx(req) |
| expect_ack(hapd) |
| |
| # BSS Termination Duration with TSF=0 and Duration=10 |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x08, dialog_token=3) |
| req['payload'] += struct.pack("<BBQH", 4, 10, 0, 10) |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=3, expect_status=1) |
| |
| # truncated Session Information URL |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x10) |
| hapd.mgmt_tx(req) |
| expect_ack(hapd) |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x10) |
| req['payload'] += struct.pack("<BBB", 3, 65, 66) |
| hapd.mgmt_tx(req) |
| expect_ack(hapd) |
| |
| # Session Information URL |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x10, dialog_token=4) |
| req['payload'] += struct.pack("<BBB", 2, 65, 66) |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=4, expect_status=0) |
| |
| # Preferred Candidate List without any entries |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x01, dialog_token=5) |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=5, expect_status=7) |
| |
| # Preferred Candidate List with a truncated entry |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x01) |
| req['payload'] += struct.pack("<BB", 52, 1) |
| hapd.mgmt_tx(req) |
| expect_ack(hapd) |
| |
| # Preferred Candidate List with a too short entry |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x01, dialog_token=6) |
| req['payload'] += struct.pack("<BB", 52, 0) |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=6, expect_status=7) |
| |
| # Preferred Candidate List with a non-matching entry |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x01, dialog_token=6) |
| req['payload'] += struct.pack("<BB6BLBBB", 52, 13, |
| 1, 2, 3, 4, 5, 6, |
| 0, 81, 1, 7) |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=6, expect_status=7) |
| |
| # Preferred Candidate List with a truncated subelement |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x01, dialog_token=7) |
| req['payload'] += struct.pack("<BB6BLBBBBB", 52, 13 + 2, |
| 1, 2, 3, 4, 5, 6, |
| 0, 81, 1, 7, |
| 1, 1) |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=7, expect_status=7) |
| |
| # Preferred Candidate List with lots of invalid optional subelements |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x01, dialog_token=8) |
| subelems = struct.pack("<BBHB", 1, 3, 0, 100) |
| subelems += struct.pack("<BBB", 2, 1, 65) |
| subelems += struct.pack("<BB", 3, 0) |
| subelems += struct.pack("<BBQB", 4, 9, 0, 10) |
| subelems += struct.pack("<BBHLB", 5, 7, 0, 0, 0) |
| subelems += struct.pack("<BB", 66, 0) |
| subelems += struct.pack("<BBBBBB", 70, 4, 0, 0, 0, 0) |
| subelems += struct.pack("<BB", 71, 0) |
| req['payload'] += struct.pack("<BB6BLBBB", 52, 13 + len(subelems), |
| 1, 2, 3, 4, 5, 6, |
| 0, 81, 1, 7) + subelems |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=8, expect_status=7) |
| |
| # Preferred Candidate List with lots of valid optional subelements (twice) |
| req = bss_tm_req(dev[0].p2p_interface_addr(), apdev[0]['bssid'], |
| req_mode=0x01, dialog_token=8) |
| # TSF Information |
| subelems = struct.pack("<BBHH", 1, 4, 0, 100) |
| # Condensed Country String |
| subelems += struct.pack("<BBBB", 2, 2, 65, 66) |
| # BSS Transition Candidate Preference |
| subelems += struct.pack("<BBB", 3, 1, 100) |
| # BSS Termination Duration |
| subelems += struct.pack("<BBQH", 4, 10, 0, 10) |
| # Bearing |
| subelems += struct.pack("<BBHLH", 5, 8, 0, 0, 0) |
| # Measurement Pilot Transmission |
| subelems += struct.pack("<BBBBB", 66, 3, 0, 0, 0) |
| # RM Enabled Capabilities |
| subelems += struct.pack("<BBBBBBB", 70, 5, 0, 0, 0, 0, 0) |
| # Multiple BSSID |
| subelems += struct.pack("<BBBB", 71, 2, 0, 0) |
| req['payload'] += struct.pack("<BB6BLBBB", 52, 13 + len(subelems) * 2, |
| 1, 2, 3, 4, 5, 6, |
| 0, 81, 1, 7) + subelems + subelems |
| hapd.mgmt_tx(req) |
| resp = rx_bss_tm_resp(hapd, expect_dialog=8, expect_status=7) |
| |
| def test_wnm_bss_keep_alive(dev, apdev): |
| """WNM keep-alive""" |
| params = { "ssid": "test-wnm", |
| "ap_max_inactivity": "1" } |
| hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
| |
| addr = dev[0].p2p_interface_addr() |
| dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412") |
| start = hapd.get_sta(addr) |
| ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=2) |
| if ev is not None: |
| raise Exception("Unexpected disconnection") |
| end = hapd.get_sta(addr) |
| if int(end['rx_packets']) <= int(start['rx_packets']): |
| raise Exception("No keep-alive packets received") |
| try: |
| # Disable client keep-alive so that hostapd will verify connection |
| # with client poll |
| dev[0].request("SET no_keep_alive 1") |
| for i in range(60): |
| sta = hapd.get_sta(addr) |
| logger.info("timeout_next=%s rx_packets=%s tx_packets=%s" % (sta['timeout_next'], sta['rx_packets'], sta['tx_packets'])) |
| if i > 1 and sta['timeout_next'] != "NULLFUNC POLL" and int(sta['tx_packets']) > int(end['tx_packets']): |
| break |
| ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.5) |
| if ev is not None: |
| raise Exception("Unexpected disconnection (client poll expected)") |
| finally: |
| dev[0].request("SET no_keep_alive 0") |
| if int(sta['tx_packets']) <= int(end['tx_packets']): |
| raise Exception("No client poll packet seen") |
| |
| def test_wnm_bss_tm(dev, apdev): |
| """WNM BSS Transition Management""" |
| try: |
| hapd = None |
| hapd2 = None |
| params = { "ssid": "test-wnm", |
| "country_code": "FI", |
| "ieee80211d": "1", |
| "hw_mode": "g", |
| "channel": "1", |
| "bss_transition": "1" } |
| hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
| |
| id = dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412") |
| dev[0].set_network(id, "scan_freq", "") |
| |
| params = { "ssid": "test-wnm", |
| "country_code": "FI", |
| "ieee80211d": "1", |
| "hw_mode": "a", |
| "channel": "36", |
| "bss_transition": "1" } |
| hapd2 = hostapd.add_ap(apdev[1]['ifname'], params) |
| |
| addr = dev[0].p2p_interface_addr() |
| dev[0].dump_monitor() |
| |
| logger.info("No neighbor list entries") |
| if "OK" not in hapd.request("BSS_TM_REQ " + addr): |
| raise Exception("BSS_TM_REQ command failed") |
| ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10) |
| if ev is None: |
| raise Exception("No BSS Transition Management Response") |
| if addr not in ev: |
| raise Exception("Unexpected BSS Transition Management Response address") |
| if "status_code=0" in ev: |
| raise Exception("BSS transition accepted unexpectedly") |
| dev[0].dump_monitor() |
| |
| logger.info("Neighbor list entry, but not claimed as Preferred Candidate List") |
| if "OK" not in hapd.request("BSS_TM_REQ " + addr + " neighbor=11:22:33:44:55:66,0x0000,81,3,7"): |
| raise Exception("BSS_TM_REQ command failed") |
| ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10) |
| if ev is None: |
| raise Exception("No BSS Transition Management Response") |
| if "status_code=0" in ev: |
| raise Exception("BSS transition accepted unexpectedly") |
| dev[0].dump_monitor() |
| |
| logger.info("Preferred Candidate List (no matching neighbor) without Disassociation Imminent") |
| 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"): |
| raise Exception("BSS_TM_REQ command failed") |
| ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10) |
| if ev is None: |
| raise Exception("No BSS Transition Management Response") |
| if "status_code=0" in ev: |
| raise Exception("BSS transition accepted unexpectedly") |
| ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=5) |
| if ev is None: |
| raise Exception("No scan started") |
| dev[0].dump_monitor() |
| |
| logger.info("Preferred Candidate List (matching neighbor for another BSS) without Disassociation Imminent") |
| 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"): |
| raise Exception("BSS_TM_REQ command failed") |
| ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10) |
| if ev is None: |
| raise Exception("No BSS Transition Management Response") |
| if "status_code=0" not in ev: |
| raise Exception("BSS transition request was not accepted: " + ev) |
| if "target_bssid=" + apdev[1]['bssid'] not in ev: |
| raise Exception("Unexpected target BSS: " + ev) |
| dev[0].wait_connected(timeout=15, error="No reassociation seen") |
| if apdev[1]['bssid'] not in ev: |
| raise Exception("Unexpected reassociation target: " + ev) |
| ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.1) |
| if ev is not None: |
| raise Exception("Unexpected scan started") |
| dev[0].dump_monitor() |
| |
| logger.info("Preferred Candidate List with two matches, no roam needed") |
| 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"): |
| raise Exception("BSS_TM_REQ command failed") |
| ev = hapd2.wait_event(['BSS-TM-RESP'], timeout=10) |
| if ev is None: |
| raise Exception("No BSS Transition Management Response") |
| if "status_code=0" not in ev: |
| raise Exception("BSS transition request was not accepted: " + ev) |
| if "target_bssid=" + apdev[1]['bssid'] not in ev: |
| raise Exception("Unexpected target BSS: " + ev) |
| ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.1) |
| if ev is not None: |
| raise Exception("Unexpected scan started") |
| ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=0.5) |
| if ev is not None: |
| raise Exception("Unexpected reassociation"); |
| finally: |
| dev[0].request("DISCONNECT") |
| if hapd: |
| hapd.request("DISABLE") |
| if hapd2: |
| hapd2.request("DISABLE") |
| subprocess.call(['iw', 'reg', 'set', '00']) |
| dev[0].flush_scan_cache() |