hostapd/tests/hwsim/test_rrm.py

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# Radio measurement
# Copyright(c) 2013 - 2016 Intel Mobile Communications GmbH.
# Copyright(c) 2011 - 2016 Intel Corporation. All rights reserved.
# Copyright (c) 2017, 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 re
import logging
logger = logging.getLogger()
import struct
import subprocess
import time
import hostapd
from wpasupplicant import WpaSupplicant
from utils import *
from remotehost import remote_compatible
def check_rrm_support(dev):
rrm = int(dev.get_driver_status_field("capa.rrm_flags"), 16)
if rrm & 0x5 != 0x5 and rrm & 0x10 != 0x10:
raise HwsimSkip("Required RRM capabilities are not supported")
def check_tx_power_support(dev):
rrm = int(dev.get_driver_status_field("capa.rrm_flags"), 16)
if rrm & 0x8 != 0x8:
raise HwsimSkip("Required RRM capabilities are not supported")
nr = "00112233445500000000510107"
lci = "01000800101298c0b512926666f6c2f1001c00004104050000c00012"
civic = "01000b0011223344556677889900998877665544332211aabbccddeeff"
def check_nr_results(dev, bssids=None, lci=False, civic=False):
if bssids is None:
ev = dev.wait_event(["RRM-NEIGHBOR-REP-REQUEST-FAILED"], timeout=10)
if ev is None:
raise Exception("RRM neighbor report failure not received")
return
received = []
for bssid in bssids:
ev = dev.wait_event(["RRM-NEIGHBOR-REP-RECEIVED"], timeout=10)
if ev is None:
raise Exception("RRM report result not indicated")
received.append(ev)
for bssid in bssids:
found = False
for r in received:
if "RRM-NEIGHBOR-REP-RECEIVED bssid=" + bssid in r:
if lci and "lci=" not in r:
raise Exception("LCI data not reported for %s" % bssid)
if civic and "civic=" not in r:
raise Exception("civic data not reported for %s" % bssid)
received.remove(r)
found = True
break
if not found:
raise Exception("RRM report result for %s not indicated" % bssid)
def test_rrm_neighbor_db(dev, apdev):
"""hostapd ctrl_iface SET_NEIGHBOR"""
params = {"ssid": "test", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
params = {"ssid": "test2", "rrm_neighbor_report": "1"}
hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
res = hapd.request("SHOW_NEIGHBOR")
if len(res.splitlines()) != 1:
raise Exception("Unexpected SHOW_NEIGHBOR output(1): " + res)
if apdev[0]['bssid'] not in res:
raise Exception("Own BSS not visible in SHOW_NEIGHBOR output")
if "OK" not in hapd2.request("SET_NEIGHBOR " + res.strip()):
raise Exception("Failed to copy neighbor entry to another hostapd")
res2 = hapd2.request("SHOW_NEIGHBOR")
if len(res2.splitlines()) != 2:
raise Exception("Unexpected SHOW_NEIGHBOR output: " + res2)
if res not in res2:
raise Exception("Copied entry not visible")
# Bad BSSID
if "FAIL" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:gg ssid=\"test1\" nr=" + nr):
raise Exception("Set neighbor succeeded unexpectedly")
# Bad SSID
if "FAIL" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=test1 nr=" + nr):
raise Exception("Set neighbor succeeded unexpectedly")
# Bad SSID end
if "FAIL" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1 nr=" + nr):
raise Exception("Set neighbor succeeded unexpectedly")
# No SSID
if "FAIL" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 nr=" + nr):
raise Exception("Set neighbor succeeded unexpectedly")
# No NR
if "FAIL" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\""):
raise Exception("Set neighbor succeeded unexpectedly")
# Odd length of NR
if "FAIL" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\" nr=" + nr[:-1]):
raise Exception("Set neighbor succeeded unexpectedly")
# Invalid lci
if "FAIL" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\" nr=" + nr + " lci=1"):
raise Exception("Set neighbor succeeded unexpectedly")
# Invalid civic
if "FAIL" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\" nr=" + nr + " civic=1"):
raise Exception("Set neighbor succeeded unexpectedly")
# No entry yet in database
if "FAIL" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\""):
raise Exception("Remove neighbor succeeded unexpectedly")
# Add a neighbor entry
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\" nr=" + nr + " lci=" + lci + " civic=" + civic):
raise Exception("Set neighbor failed")
res = hapd.request("SHOW_NEIGHBOR")
if len(res.splitlines()) != 2:
raise Exception("Unexpected SHOW_NEIGHBOR output(2): " + res)
if apdev[0]['bssid'] not in res:
raise Exception("Own BSS not visible in SHOW_NEIGHBOR output")
if "00:11:22:33:44:55" not in res:
raise Exception("Added BSS not visible in SHOW_NEIGHBOR output")
# Another BSSID with the same SSID
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:56 ssid=\"test1\" nr=" + nr + " lci=" + lci + " civic=" + civic):
raise Exception("Set neighbor failed")
res = hapd.request("SHOW_NEIGHBOR")
if len(res.splitlines()) != 3:
raise Exception("Unexpected SHOW_NEIGHBOR output(3): " + res)
if apdev[0]['bssid'] not in res:
raise Exception("Own BSS not visible in SHOW_NEIGHBOR output")
if "00:11:22:33:44:55" not in res:
raise Exception("Added BSS not visible in SHOW_NEIGHBOR output")
if "00:11:22:33:44:56" not in res:
raise Exception("Second added BSS not visible in SHOW_NEIGHBOR output")
# Fewer parameters
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\" nr=" + nr):
raise Exception("Set neighbor failed")
# SSID in hex format
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=7465737431 nr=" + nr):
raise Exception("Set neighbor failed")
# With more parameters
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\" nr=" + nr + " civic=" + civic):
raise Exception("Set neighbor failed")
# With all parameters
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\" nr=" + nr + " lci=" + lci + " civic=" + civic):
raise Exception("Set neighbor failed")
# Another SSID on the same BSSID
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test2\" nr=" + nr + " lci=" + lci):
raise Exception("Set neighbor failed")
if "OK" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\""):
raise Exception("Remove neighbor failed")
if "OK" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:56 ssid=\"test1\""):
raise Exception("Remove neighbor failed")
if "OK" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:55 ssid=\"test2\""):
raise Exception("Remove neighbor failed")
# Double remove
if "FAIL" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\""):
raise Exception("Remove neighbor succeeded unexpectedly")
# Stationary AP
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test3\" nr=" + nr + " lci=" + lci + " civic=" + civic + " stat"):
raise Exception("Set neighbor failed")
res = hapd.request("SHOW_NEIGHBOR")
if len(res.splitlines()) != 2:
raise Exception("Unexpected SHOW_NEIGHBOR output(4): " + res)
if "00:11:22:33:44:55" not in res or " stat" not in res:
raise Exception("Unexpected SHOW_NEIGHBOR output(4b): " + res)
if "OK" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:55 ssid=\"test3\""):
raise Exception("Remove neighbor failed")
# Add an entry for following REMOVE_NEIGHBOR tests
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=7465737431 nr=" + nr):
raise Exception("Set neighbor failed")
# Invalid remove - bad BSSID
if "FAIL" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:5 ssid=\"test1\""):
raise Exception("Remove neighbor succeeded unexpectedly")
# Invalid remove - bad SSID
if "FAIL" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1"):
raise Exception("Remove neighbor succeeded unexpectedly")
# Remove without specifying SSID
if "OK" not in hapd.request("REMOVE_NEIGHBOR 00:11:22:33:44:55"):
raise Exception("Remove neighbor without SSID failed")
res = hapd.request("SHOW_NEIGHBOR")
if len(res.splitlines()) != 1:
raise Exception("Unexpected SHOW_NEIGHBOR output(5): " + res)
if apdev[0]['bssid'] not in res:
raise Exception("Own BSS not visible in SHOW_NEIGHBOR output")
def test_rrm_neighbor_db_failures(dev, apdev):
"""hostapd ctrl_iface SET_NEIGHBOR failures"""
params = {"ssid": "test", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
cmd = "SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test1\" nr=" + nr + " lci=" + lci + " civic=" + civic
tests = [(1, "hostapd_neighbor_add"),
(1, "wpabuf_dup;hostapd_neighbor_set"),
(2, "wpabuf_dup;hostapd_neighbor_set"),
(3, "wpabuf_dup;hostapd_neighbor_set")]
for count, func in tests:
with alloc_fail(hapd, count, func):
if "FAIL" not in hapd.request(cmd):
raise Exception("Set neighbor succeeded")
def test_rrm_neighbor_db_disabled(dev, apdev):
"""hostapd ctrl_iface SHOW_NEIGHBOR while neighbor report disabled"""
params = {"ssid": "test"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
if "FAIL" not in hapd.request("SHOW_NEIGHBOR"):
raise Exception("SHOW_NEIGHBOR accepted")
def test_rrm_neighbor_rep_req(dev, apdev):
"""wpa_supplicant ctrl_iface NEIGHBOR_REP_REQUEST"""
check_rrm_support(dev[0])
nr1 = "00112233445500000000510107"
nr2 = "00112233445600000000510107"
nr3 = "dd112233445500000000510107"
params = {"ssid": "test", "rnr": "1"}
hostapd.add_ap(apdev[0]['ifname'], params)
params = {"ssid": "test2", "rrm_neighbor_report": "1", "rnr": "1"}
hapd = hostapd.add_ap(apdev[1]['ifname'], params)
bssid1 = apdev[1]['bssid']
dev[0].connect("test", key_mgmt="NONE", scan_freq="2412")
if "FAIL" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request succeeded unexpectedly (AP without RRM)")
if "FAIL" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"abcdef\""):
raise Exception("Request succeeded unexpectedly (AP without RRM 2)")
dev[0].request("DISCONNECT")
dev[0].connect("test2", key_mgmt="NONE", scan_freq="2412")
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request failed")
check_nr_results(dev[0], [bssid1])
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST lci"):
raise Exception("Request failed")
check_nr_results(dev[0], [bssid1])
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST lci civic"):
raise Exception("Request failed")
check_nr_results(dev[0], [bssid1])
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test3\""):
raise Exception("Request failed")
check_nr_results(dev[0])
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test3\" lci civic"):
raise Exception("Request failed")
check_nr_results(dev[0])
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"test3\" nr=" + nr1 + " lci=" + lci + " civic=" + civic):
raise Exception("Set neighbor failed")
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:56 ssid=\"test3\" nr=" + nr2 + " lci=" + lci + " civic=" + civic):
raise Exception("Set neighbor failed")
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:56 ssid=\"test4\" nr=" + nr2 + " lci=" + lci + " civic=" + civic):
raise Exception("Set neighbor failed")
if "OK" not in hapd.request("SET_NEIGHBOR dd:11:22:33:44:55 ssid=\"test5\" nr=" + nr3 + " lci=" + lci):
raise Exception("Set neighbor failed")
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test3\""):
raise Exception("Request failed")
check_nr_results(dev[0], ["00:11:22:33:44:55", "00:11:22:33:44:56"])
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test3\" lci"):
raise Exception("Request failed")
check_nr_results(dev[0], ["00:11:22:33:44:55", "00:11:22:33:44:56"],
lci=True)
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test3\" civic"):
raise Exception("Request failed")
check_nr_results(dev[0], ["00:11:22:33:44:55", "00:11:22:33:44:56"],
civic=True)
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test3\" lci civic"):
raise Exception("Request failed")
check_nr_results(dev[0], ["00:11:22:33:44:55", "00:11:22:33:44:56"],
lci=True, civic=True)
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test4\""):
raise Exception("Request failed")
check_nr_results(dev[0], ["00:11:22:33:44:56"])
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test4\" lci"):
raise Exception("Request failed")
check_nr_results(dev[0], ["00:11:22:33:44:56"], lci=True)
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test4\" civic"):
raise Exception("Request failed")
check_nr_results(dev[0], ["00:11:22:33:44:56"], civic=True)
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test4\" lci civic"):
raise Exception("Request failed")
check_nr_results(dev[0], ["00:11:22:33:44:56"], lci=True, civic=True)
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test5\""):
raise Exception("Request failed")
check_nr_results(dev[0], ["dd:11:22:33:44:55"])
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test5\" lci"):
raise Exception("Request failed")
check_nr_results(dev[0], ["dd:11:22:33:44:55"], lci=True)
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test5\" civic"):
raise Exception("Request failed")
check_nr_results(dev[0], ["dd:11:22:33:44:55"])
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST ssid=\"test5\" lci civic"):
raise Exception("Request failed")
check_nr_results(dev[0], ["dd:11:22:33:44:55"], lci=True)
if "OK" not in hapd.request("UPDATE_BEACON"):
raise Exception("UPDATE_BEACON failed")
time.sleep(0.2)
dev[1].connect("test2", key_mgmt="NONE", scan_freq="2412")
def test_rrm_neighbor_rep_oom(dev, apdev):
"""hostapd neighbor report OOM"""
check_rrm_support(dev[0])
nr1 = "00112233445500000000510107"
nr2 = "00112233445600000000510107"
nr3 = "dd112233445500000000510107"
params = {"ssid": "test", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect("test", key_mgmt="NONE", scan_freq="2412")
with alloc_fail(hapd, 1, "hostapd_send_nei_report_resp"):
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request failed")
ev = dev[0].wait_event(["RRM-NEIGHBOR-REP-REQUEST-FAILED"], timeout=5)
if ev is None:
raise Exception("Neighbor report failure not reported")
def test_rrm_lci_req(dev, apdev):
"""hostapd lci request"""
check_rrm_support(dev[0])
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
# station not specified
if "FAIL" not in hapd.request("REQ_LCI "):
raise Exception("REQ_LCI with no station succeeded unexpectedly")
# station that is not connected specified
if "FAIL" not in hapd.request("REQ_LCI " + dev[0].own_addr()):
raise Exception("REQ_LCI succeeded unexpectedly (station not connected)")
dev[0].request("SET LCI ")
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
# station connected without LCI
if "FAIL" not in hapd.request("REQ_LCI " + dev[0].own_addr()):
raise Exception("REQ_LCI succeeded unexpectedly (station without lci)")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected(timeout=2)
dev[0].request("SET LCI " + lci)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
# station connected with LCI
if "OK" not in hapd.request("REQ_LCI " + dev[0].own_addr()):
raise Exception("REQ_LCI failed unexpectedly")
def test_rrm_lci_req_timeout(dev, apdev):
"""hostapd lci request timeout"""
check_rrm_support(dev[0])
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].request("SET LCI " + lci)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
hapd.set("ext_mgmt_frame_handling", "1")
if "OK" not in hapd.request("REQ_LCI " + addr):
raise Exception("REQ_LCI failed unexpectedly")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("No response seen at the AP")
# Ignore response and wait for HOSTAPD_RRM_REQUEST_TIMEOUT
time.sleep(5.1)
# Process response after timeout
if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=%s" % ev.split(' ')[1]):
raise Exception("MGMT_RX_PROCESS failed")
for i in range(257):
if "OK" not in hapd.request("REQ_LCI " + addr):
raise Exception("REQ_LCI failed unexpectedly")
dev[0].dump_monitor()
hapd.dump_monitor()
hapd.set("ext_mgmt_frame_handling", "0")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
def test_rrm_lci_req_oom(dev, apdev):
"""LCI report generation OOM"""
check_rrm_support(dev[0])
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].request("SET LCI " + lci)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
with alloc_fail(dev[0], 1, "wpabuf_resize;wpas_rrm_build_lci_report"):
if "OK" not in hapd.request("REQ_LCI " + dev[0].own_addr()):
raise Exception("REQ_LCI failed unexpectedly")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
dev[0].request("SET LCI ")
# This in in wpas_rrm_build_lci_report(), but backtrace may not always work
# for the "reject" label there.
with alloc_fail(dev[0], 1, "wpabuf_resize;wpas_rrm_handle_msr_req_element"):
if "OK" not in hapd.request("REQ_LCI " + dev[0].own_addr()):
raise Exception("REQ_LCI failed unexpectedly")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
def test_rrm_lci_req_ap_oom(dev, apdev):
"""LCI report generation AP OOM and failure"""
check_rrm_support(dev[0])
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].request("SET LCI " + lci)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
with alloc_fail(hapd, 1, "wpabuf_alloc;hostapd_send_lci_req"):
if "FAIL" not in hapd.request("REQ_LCI " + dev[0].own_addr()):
raise Exception("REQ_LCI succeeded during OOM")
with fail_test(hapd, 1, "nl80211_send_frame_cmd;hostapd_send_lci_req"):
if "FAIL" not in hapd.request("REQ_LCI " + dev[0].own_addr()):
raise Exception("REQ_LCI succeeded during failure testing")
def test_rrm_lci_req_get_reltime_failure(dev, apdev):
"""LCI report generation and os_get_reltime() failure"""
check_rrm_support(dev[0])
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].request("SET LCI " + lci)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
with fail_test(dev[0], 1, "os_get_reltime;wpas_rrm_build_lci_report"):
if "OK" not in hapd.request("REQ_LCI " + dev[0].own_addr()):
raise Exception("REQ_LCI failed unexpectedly")
wait_fail_trigger(dev[0], "GET_FAIL")
def test_rrm_neighbor_rep_req_from_conf(dev, apdev):
"""wpa_supplicant ctrl_iface NEIGHBOR_REP_REQUEST and hostapd config"""
check_rrm_support(dev[0])
params = {"ssid": "test2", "rrm_neighbor_report": "1",
"stationary_ap": "1", "lci": lci, "civic": civic}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = apdev[0]['bssid']
dev[0].connect("test2", key_mgmt="NONE", scan_freq="2412")
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request failed")
check_nr_results(dev[0], [bssid])
def test_rrm_neighbor_rep_req_timeout(dev, apdev):
"""wpa_supplicant behavior on NEIGHBOR_REP_REQUEST response timeout"""
check_rrm_support(dev[0])
params = {"ssid": "test2", "rrm_neighbor_report": "1",
"stationary_ap": "1", "lci": lci, "civic": civic}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect("test2", key_mgmt="NONE", scan_freq="2412")
hapd.set("ext_mgmt_frame_handling", "1")
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request failed")
msg = hapd.mgmt_rx()
if msg is None:
raise Exception("Neighbor report request not seen")
check_nr_results(dev[0])
def test_rrm_neighbor_rep_req_oom(dev, apdev):
"""wpa_supplicant ctrl_iface NEIGHBOR_REP_REQUEST OOM"""
check_rrm_support(dev[0])
params = {"ssid": "test2", "rrm_neighbor_report": "1",
"stationary_ap": "1", "lci": lci, "civic": civic}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect("test2", key_mgmt="NONE", scan_freq="2412")
with alloc_fail(dev[0], 1, "wpabuf_alloc;wpas_rrm_process_neighbor_rep"):
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request failed")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
with fail_test(dev[0], 1,
"wpa_driver_nl80211_send_action;wpas_rrm_send_neighbor_rep_request"):
if "FAIL" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request succeeded unexpectedly")
with alloc_fail(dev[0], 1,
"wpabuf_alloc;wpas_rrm_send_neighbor_rep_request"):
if "FAIL" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request succeeded unexpectedly")
def test_rrm_neighbor_rep_req_disconnect(dev, apdev):
"""wpa_supplicant behavior on disconnection during NEIGHBOR_REP_REQUEST"""
check_rrm_support(dev[0])
params = {"ssid": "test2", "rrm_neighbor_report": "1",
"stationary_ap": "1", "lci": lci, "civic": civic}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
if "FAIL" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request accepted while disconnected")
dev[0].connect("test2", key_mgmt="NONE", scan_freq="2412")
hapd.set("ext_mgmt_frame_handling", "1")
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request failed")
msg = hapd.mgmt_rx()
if msg is None:
raise Exception("Neighbor report request not seen")
dev[0].request("DISCONNECT")
check_nr_results(dev[0])
def test_rrm_neighbor_rep_req_not_supported(dev, apdev):
"""NEIGHBOR_REP_REQUEST for AP not supporting neighbor report"""
check_rrm_support(dev[0])
params = {"ssid": "test2", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect("test2", key_mgmt="NONE", scan_freq="2412")
if "FAIL" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request accepted unexpectedly")
def test_rrm_neighbor_rep_req_busy(dev, apdev):
"""wpa_supplicant and concurrent NEIGHBOR_REP_REQUEST commands"""
check_rrm_support(dev[0])
params = {"ssid": "test2", "rrm_neighbor_report": "1",
"stationary_ap": "1", "lci": lci, "civic": civic}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect("test2", key_mgmt="NONE", scan_freq="2412")
hapd.set("ext_mgmt_frame_handling", "1")
if "OK" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request failed")
msg = hapd.mgmt_rx()
if msg is None:
raise Exception("Neighbor report request not seen")
if "FAIL" not in dev[0].request("NEIGHBOR_REP_REQUEST"):
raise Exception("Request accepted while disconnected")
def test_rrm_ftm_range_req(dev, apdev):
"""hostapd FTM range request command"""
check_rrm_support(dev[0])
try:
run_rrm_ftm_range_req(dev, apdev)
finally:
dev[1].request("VENDOR_ELEM_REMOVE 13 *")
def run_rrm_ftm_range_req(dev, apdev):
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
# station not specified
if "FAIL" not in hapd.request("REQ_RANGE "):
raise Exception("REQ_RANGE with no station succeeded unexpectedly")
# station that is not connected specified
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr()):
raise Exception("REQ_RANGE succeeded unexpectedly (station not connected)")
# No responders specified
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 10 10"):
raise Exception("REQ_RANGE succeeded unexpectedly (no responder)")
# Bad responder address
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 10 10 00:11:22:33:44:"):
raise Exception("REQ_RANGE succeeded unexpectedly (bad responder address)")
# Bad responder address
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 10 10 00:11:22:33:44:55 00:11:22:33:44"):
raise Exception("REQ_RANGE succeeded unexpectedly (bad responder address 2)")
# Bad min_ap value
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 10 300 00:11:22:33:44:55"):
raise Exception("REQ_RANGE succeeded unexpectedly (invalid min_ap value)")
# Bad rand value
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " -1 10 00:11:22:33:44:55"):
raise Exception("REQ_RANGE succeeded unexpectedly (invalid rand value)")
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 65536 10 00:11:22:33:44:55"):
raise Exception("REQ_RANGE succeeded unexpectedly (invalid rand value)")
# Missing min_ap value
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 10"):
raise Exception("REQ_RANGE succeeded unexpectedly (missing min_ap value)")
# Too many responders
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 10 10" + 20*" 00:11:22:33:44:55"):
raise Exception("REQ_RANGE succeeded unexpectedly (too many responders)")
# Wrong min AP count
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 10 10 00:11:22:33:44:55"):
raise Exception("REQ_RANGE succeeded unexpectedly (responder not in database)")
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
# Override RM capabilities to include FTM range report
dev[1].request("VENDOR_ELEM_ADD 13 46057100000004")
dev[1].connect("rrm", key_mgmt="NONE", scan_freq="2412")
# Request range: Destination address is not connected
if "FAIL" not in hapd.request("REQ_RANGE 11:22:33:44:55:66 10 1 00:11:22:33:44:55"):
raise Exception("REQ_RANGE succeeded unexpectedly (responder not in database)")
# Responder not in database
# Note: this check would pass since the station does not support FTM range
# request and not because the responder is not in the database.
if "FAIL" not in hapd.request("REQ_RANGE " + dev[0].own_addr() + " 10 1 00:11:22:33:44:55"):
raise Exception("REQ_RANGE succeeded unexpectedly (responder not in database)")
# Missing neighbor report for 00:11:22:33:44:55
if "FAIL" not in hapd.request("REQ_RANGE " + dev[1].own_addr() + " 10 1 00:11:22:33:44:55"):
raise Exception("REQ_RANGE succeeded unexpectedly (responder not in database)")
# Send request
if "OK" not in hapd.request("REQ_RANGE " + dev[1].own_addr() + " 10 1 " + bssid):
raise Exception("REQ_RANGE failed unexpectedly")
# Too long range request
if "FAIL" not in hapd.request("REQ_RANGE " + dev[1].own_addr() + " 10 1" + 16*(" " + bssid)):
raise Exception("REQ_RANGE accepted for too long range request")
time.sleep(0.1)
dev[0].request("DISCONNECT")
dev[1].request("DISCONNECT")
dev[1].wait_disconnected()
def test_rrm_ftm_range_req_timeout(dev, apdev):
"""hostapd FTM range request timeout"""
check_rrm_support(dev[0])
try:
run_rrm_ftm_range_req_timeout(dev, apdev)
finally:
dev[1].request("VENDOR_ELEM_REMOVE 13 *")
def run_rrm_ftm_range_req_timeout(dev, apdev):
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
# Override RM capabilities to include FTM range report
dev[1].request("VENDOR_ELEM_ADD 13 46057100000004")
dev[1].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[1].own_addr()
hapd.set("ext_mgmt_frame_handling", "1")
if "OK" not in hapd.request("REQ_RANGE " + addr + " 10 1 " + bssid):
raise Exception("REQ_RANGE failed")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("No response seen at the AP")
# Ignore response and wait for HOSTAPD_RRM_REQUEST_TIMEOUT
time.sleep(5.1)
# Process response after timeout
if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=%s" % ev.split(' ')[1]):
raise Exception("MGMT_RX_PROCESS failed")
for i in range(257):
if "OK" not in hapd.request("REQ_RANGE " + addr + " 10 1 " + bssid):
raise Exception("REQ_RANGE failed")
dev[1].dump_monitor()
hapd.dump_monitor()
hapd.set("ext_mgmt_frame_handling", "0")
dev[1].request("DISCONNECT")
dev[1].wait_disconnected()
def test_rrm_ftm_range_req_failure(dev, apdev):
"""hostapd FTM range request failure"""
check_rrm_support(dev[0])
try:
run_rrm_ftm_range_req_failure(dev, apdev)
finally:
dev[1].request("VENDOR_ELEM_REMOVE 13 *")
def run_rrm_ftm_range_req_failure(dev, apdev):
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
# Override RM capabilities to include FTM range report
dev[1].request("VENDOR_ELEM_ADD 13 46057100000004")
dev[1].connect("rrm", key_mgmt="NONE", scan_freq="2412")
with alloc_fail(hapd, 1, "wpabuf_alloc;hostapd_send_range_req"):
if "FAIL" not in hapd.request("REQ_RANGE " + dev[1].own_addr() + " 10 1 " + bssid):
raise Exception("REQ_RANGE succeeded during OOM")
with fail_test(hapd, 1, "nl80211_send_frame_cmd;hostapd_send_range_req"):
if "FAIL" not in hapd.request("REQ_RANGE " + dev[1].own_addr() + " 10 1 " + bssid):
raise Exception("REQ_RANGE succeeded during failure testing")
dev[1].request("DISCONNECT")
dev[1].wait_disconnected()
def test_rrm_ftm_capa_indication(dev, apdev):
"""FTM capability indication"""
try:
_test_rrm_ftm_capa_indication(dev, apdev)
finally:
dev[0].request("SET ftm_initiator 0")
dev[0].request("SET ftm_responder 0")
def _test_rrm_ftm_capa_indication(dev, apdev):
params = {"ssid": "ftm",
"ftm_responder": "1",
"ftm_initiator": "1",}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
if "OK" not in dev[0].request("SET ftm_initiator 1"):
raise Exception("could not set ftm_initiator")
if "OK" not in dev[0].request("SET ftm_responder 1"):
raise Exception("could not set ftm_responder")
dev[0].scan_for_bss(apdev[0]['bssid'], freq=2412, force_scan=True)
class BeaconReport:
def __init__(self, report):
self.opclass, self.channel, self.start, self.duration, self.frame_info, self.rcpi, self.rsni = struct.unpack("<BBQHBBB", report[0:15])
report = report[15:]
self.bssid = report[0:6]
self.bssid_str = "%02x:%02x:%02x:%02x:%02x:%02x" % (struct.unpack('6B', self.bssid))
report = report[6:]
self.antenna_id, self.parent_tsf = struct.unpack("<BI", report[0:5])
report = report[5:]
self.subelems = report
self.frame_body = None
self.frame_body_fragment_id = None
self.last_indication = None
while len(report) >= 2:
eid, elen = struct.unpack('BB', report[0:2])
report = report[2:]
if len(report) < elen:
raise Exception("Invalid subelement in beacon report")
if eid == 1:
# Reported Frame Body
# Contents depends on the reporting detail request:
# 0 = no Reported Frame Body subelement
# 1 = all fixed fields and any elements identified in Request
# element
# 2 = all fixed fields and all elements
# Fixed fields: Timestamp[8] BeaconInt[2] CapabInfo[2]
self.frame_body = report[0:elen]
if eid == 2:
self.frame_body_fragment_id = report[0:elen]
if eid == 164:
self.last_indication = report[0:elen]
report = report[elen:]
def __str__(self):
txt = "opclass={} channel={} start={} duration={} frame_info={} rcpi={} rsni={} bssid={} antenna_id={} parent_tsf={}".format(self.opclass, self.channel, self.start, self.duration, self.frame_info, self.rcpi, self.rsni, self.bssid_str, self.antenna_id, self.parent_tsf)
if self.frame_body:
txt += " frame_body=" + binascii.hexlify(self.frame_body).decode()
if self.frame_body_fragment_id:
txt += " fragment_id=" + binascii.hexlify(self.frame_body_fragment_id).decode()
if self.last_indication:
txt += " last_indication=" + binascii.hexlify(self.last_indication).decode()
return txt
def run_req_beacon(hapd, addr, request):
token = hapd.request("REQ_BEACON " + addr + " " + request)
if "FAIL" in token:
raise Exception("REQ_BEACON failed")
ev = hapd.wait_event(["BEACON-REQ-TX-STATUS"], timeout=5)
if ev is None:
raise Exception("No TX status event for beacon request received")
fields = ev.split(' ')
if fields[1] != addr:
raise Exception("Unexpected STA address in TX status: " + fields[1])
if fields[2] != token:
raise Exception("Unexpected dialog token in TX status: " + fields[2] + " (expected " + token + ")")
if fields[3] != "ack=1":
raise Exception("Unexected ACK status in TX status: " + fields[3])
return token
@remote_compatible
def test_rrm_beacon_req_table(dev, apdev):
"""Beacon request - beacon table mode"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another"})
tests = ["REQ_BEACON ",
"REQ_BEACON q",
"REQ_BEACON 11:22:33:44:55:66",
"REQ_BEACON 11:22:33:44:55:66 req_mode=q",
"REQ_BEACON 11:22:33:44:55:66 req_mode=11",
"REQ_BEACON 11:22:33:44:55:66 1",
"REQ_BEACON 11:22:33:44:55:66 1q",
"REQ_BEACON 11:22:33:44:55:66 11223344556677889900aabbccddeeff"]
for t in tests:
if "FAIL" not in hapd.request(t):
raise Exception("Invalid command accepted: " + t)
dev[0].scan_for_bss(apdev[1]['bssid'], freq=2412)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff")
for i in range(1, 3):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
if fields[1] != addr:
raise Exception("Unexpected STA address in beacon report response: " + fields[1])
if fields[2] != token:
raise Exception("Unexpected dialog token in beacon report response: " + fields[2] + " (expected " + token + ")")
if fields[3] != "00":
raise Exception("Unexpected measurement report mode")
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
# Default reporting detail is 2, i.e., all fixed fields and elements.
if not report.frame_body:
raise Exception("Reported Frame Body subelement missing")
if len(report.frame_body) <= 12:
raise Exception("Too short Reported Frame Body subelement")
def test_rrm_beacon_req_frame_body_fragmentation(dev, apdev):
"""Beacon request - beacon table mode - frame body fragmentation"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd.set('vendor_elements', ("dd051122330203dd0400137400dd04001374ffdd0511"
"22330203dd0400137400dd04001374ffdd051122330203dd0400137400dd04001"
"374ffdd051122330203dd0400137400dd04001374ffdd051122330203dd040013"
"7400dd04001374ffdd051122330203dd0400137400dd04001374ffdd051122330"
"203dd0400137400dd04001374ffdd051122330203dd0400137400dd04001374ff"
"dd051122330203dd0400137400dd04001374ff"))
dev[0].flush_scan_cache()
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff")
# 2 beacon reports elements are expected because of fragmentation
for i in range(0, 2):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
if fields[1] != addr:
raise Exception("Unexpected STA address in beacon report response: " + fields[1])
if fields[2] != token:
raise Exception("Unexpected dialog token in beacon report response: " + fields[2] + " (expected " + token + ")")
if fields[3] != "00":
raise Exception("Unexpected measurement report mode")
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
# Default reporting detail is 2, i.e., all fixed fields and elements.
if not report.frame_body_fragment_id:
raise Exception("Reported Frame Body Fragment ID subelement missing")
fragment_id = binascii.hexlify(report.frame_body_fragment_id)
frag_number = int(fragment_id[2:], 16) & int(0x7f)
if frag_number != i:
raise Exception("Incorrect fragment number: %d" % frag_number)
more_frags = int(fragment_id[2:], 16) >> 7
if i == 0 and more_frags != 1:
raise Exception("more fragments bit is not set on first fragment")
if i == 1 and more_frags != 0:
raise Exception("more fragments bit is set on last fragment")
def test_rrm_beacon_req_last_frame_indication(dev, apdev):
"""Beacon request - beacon table mode - last frame indication"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
# The request contains the last beacon report indication subelement
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffffa40101")
for i in range(1, 3):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
if fields[1] != addr:
raise Exception("Unexpected STA address in beacon report response: " + fields[1])
if fields[2] != token:
raise Exception("Unexpected dialog token in beacon report response: " + fields[2] + " (expected " + token + ")")
if fields[3] != "00":
raise Exception("Unexpected measurement report mode")
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if not report.last_indication:
raise Exception("Last Beacon Report Indication subelement missing")
last = binascii.hexlify(report.last_indication).decode()
if (i == 2 and last != '01') or (i != 2 and last != '00'):
raise Exception("last beacon report indication is not set on last frame")
# The request does not contain the last beacon report indication subelement
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff")
for i in range(1, 3):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
if fields[1] != addr:
raise Exception("Unexpected STA address in beacon report response: " + fields[1])
if fields[2] != token:
raise Exception("Unexpected dialog token in beacon report response: " + fields[2] + " (expected " + token + ")")
if fields[3] != "00":
raise Exception("Unexpected measurement report mode")
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.last_indication:
raise Exception("Last Beacon Report Indication subelement present but not requested")
@remote_compatible
def test_rrm_beacon_req_table_detail(dev, apdev):
"""Beacon request - beacon table mode - reporting detail"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
logger.info("Reporting Detail 0")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020100")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.frame_body:
raise Exception("Reported Frame Body subelement included with Reporting Detail 0")
hapd.dump_monitor()
logger.info("Reporting Detail 1")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if not report.frame_body:
raise Exception("Reported Frame Body subelement missing")
if len(report.frame_body) != 12:
raise Exception("Unexpected Reported Frame Body subelement length with Reporting Detail 1")
hapd.dump_monitor()
logger.info("Reporting Detail 2")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020102")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if not report.frame_body:
raise Exception("Reported Frame Body subelement missing")
if len(report.frame_body) <= 12:
raise Exception("Unexpected Reported Frame Body subelement length with Reporting Detail 2")
hapd.dump_monitor()
logger.info("Reporting Detail 3 (invalid)")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020103")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response to invalid reporting detail 3")
hapd.dump_monitor()
logger.info("Reporting Detail (too short)")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "0200")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response to invalid reporting detail")
hapd.dump_monitor()
@remote_compatible
def test_rrm_beacon_req_table_request(dev, apdev):
"""Beacon request - beacon table mode - request element"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].flush_scan_cache()
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101" + "0a03000106")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if not report.frame_body:
raise Exception("Reported Frame Body subelement missing")
if len(report.frame_body) != 12 + 5 + 10:
raise Exception("Unexpected Reported Frame Body subelement length with Reporting Detail 1 and requested elements SSID + SuppRates")
hapd.dump_monitor()
logger.info("Incorrect reporting detail with request subelement")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020102" + "0a03000106")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response (invalid reporting detail)")
hapd.dump_monitor()
logger.info("Invalid request subelement length")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101" + "0a00")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response (invalid request subelement length)")
hapd.dump_monitor()
logger.info("Multiple request subelements")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101" + "0a0100" + "0a0101")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response (multiple request subelements)")
hapd.dump_monitor()
@remote_compatible
def test_rrm_beacon_req_table_request_oom(dev, apdev):
"""Beacon request - beacon table mode - request element OOM"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
with alloc_fail(dev[0], 1,
"bitfield_alloc;wpas_rm_handle_beacon_req_subelem"):
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101" + "0a03000106")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected beacon report response received (OOM)")
with alloc_fail(dev[0], 1,
"wpabuf_alloc;wpas_rrm_send_msr_report_mpdu"):
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101" + "0a03000106")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected beacon report response received (OOM)")
with fail_test(dev[0], 1,
"wpa_driver_nl80211_send_action;wpas_rrm_send_msr_report_mpdu"):
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101" + "0a03000106")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected beacon report response received (OOM)")
with alloc_fail(dev[0], 1,
"wpabuf_resize;wpas_add_beacon_rep"):
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101" + "0a03000106")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received (OOM -> empty report)")
fields = ev.split(' ')
if len(fields[4]) > 0:
raise Exception("Unexpected beacon report received")
@remote_compatible
def test_rrm_beacon_req_table_bssid(dev, apdev):
"""Beacon request - beacon table mode - specific BSSID"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
bssid2 = hapd2.own_addr()
token = run_req_beacon(hapd, addr, "51000000000002" + bssid2.replace(':', ''))
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if "bssid=" + bssid2 not in str(report):
raise Exception("Report for unexpected BSS")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected beacon report response")
@remote_compatible
def test_rrm_beacon_req_table_ssid(dev, apdev):
"""Beacon request - beacon table mode - specific SSID"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
bssid2 = hapd2.own_addr()
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "0007" + binascii.hexlify(b"another").decode())
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if "bssid=" + bssid2 not in str(report):
raise Exception("Report for unexpected BSS")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected beacon report response")
hapd.dump_monitor()
logger.info("Wildcard SSID")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "0000")
for i in range(2):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
hapd.dump_monitor()
logger.info("Too long SSID")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "0021" + 33*"00")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response (invalid SSID subelement in request)")
hapd.dump_monitor()
@remote_compatible
def test_rrm_beacon_req_table_info(dev, apdev):
"""Beacon request - beacon table mode - Reporting Information subelement"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
logger.info("Unsupported reporting information 1")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "01020100")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response (incapable) is not received")
fields = ev.split(' ')
if fields[3] != "02":
raise Exception("Beacon report response - unexpected mode (" + fields[3] + ")")
hapd.dump_monitor()
logger.info("Invalid reporting information length")
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "010100")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response (invalid reporting information length)")
hapd.dump_monitor()
@remote_compatible
def test_rrm_beacon_req_table_unknown_subelem(dev, apdev):
"""Beacon request - beacon table mode - unknown subelement"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "330101" + "fe00")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
@remote_compatible
def test_rrm_beacon_req_table_truncated_subelem(dev, apdev):
"""Beacon request - beacon table mode - Truncated subelement"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "0001")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response (truncated subelement)")
hapd.dump_monitor()
@remote_compatible
def test_rrm_beacon_req_table_rsne(dev, apdev):
"""Beacon request - beacon table mode - RSNE reporting"""
params = hostapd.wpa2_params(ssid="rrm-rsn", passphrase="12345678")
params["rrm_beacon_report"] = "1"
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm-rsn", psk="12345678", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000000002ffffffffffff" + "020101" + "0a0130")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if not report.frame_body:
raise Exception("Reported Frame Body subelement missing")
if len(report.frame_body) != 12 + 22:
raise Exception("Unexpected Reported Frame Body subelement length with Reporting Detail 1 and requested element RSNE")
if binascii.unhexlify("30140100000fac040100000fac040100000fac020c00") not in report.frame_body:
raise Exception("Full RSNE not found")
def test_rrm_beacon_req_table_vht(dev, apdev):
"""Beacon request - beacon table mode - VHT"""
clear_scan_cache(apdev[0])
try:
hapd = None
params = {"ssid": "rrm-vht",
"country_code": "FI",
"hw_mode": "a",
"channel": "36",
"ht_capab": "[HT40+]",
"ieee80211n": "1",
"ieee80211ac": "1",
"vht_oper_chwidth": "1",
"vht_oper_centr_freq_seg0_idx": "42",
"rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
params = {"ssid": "test-vht40",
"country_code": "FI",
"hw_mode": "a",
"channel": "48",
"ieee80211n": "1",
"ieee80211ac": "1",
"ht_capab": "[HT40-]",
"vht_capab": "",
"vht_oper_chwidth": "0",
"vht_oper_centr_freq_seg0_idx": "0",
}
hapd2 = hostapd.add_ap(apdev[1], params)
dev[0].scan_for_bss(apdev[1]['bssid'], freq=5240)
dev[0].connect("rrm-vht", key_mgmt="NONE", scan_freq="5180")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "f0000000000002ffffffffffff")
for i in range(2):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.bssid_str == apdev[0]['bssid']:
if report.opclass != 128 or report.channel != 36:
raise Exception("Incorrect opclass/channel for AP0")
elif report.bssid_str == apdev[1]['bssid']:
if report.opclass != 117 or report.channel != 48:
raise Exception("Incorrect opclass/channel for AP1")
except Exception as e:
if isinstance(e, Exception) and str(e) == "AP startup failed":
if not vht_supported():
raise HwsimSkip("80 MHz channel not supported in regulatory information")
raise
finally:
dev[0].request("DISCONNECT")
disable_hapd(hapd)
disable_hapd(hapd2)
clear_regdom_dev(dev)
@remote_compatible
def test_rrm_beacon_req_active(dev, apdev):
"""Beacon request - active scan mode"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another", "channel": "11"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000640001ffffffffffff")
for i in range(1, 3):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.bssid_str == apdev[0]['bssid']:
if report.opclass != 81 or report.channel != 1:
raise Exception("Incorrect opclass/channel for AP0")
elif report.bssid_str == apdev[1]['bssid']:
if report.opclass != 81 or report.channel != 11:
raise Exception("Incorrect opclass/channel for AP1")
@remote_compatible
def test_rrm_beacon_req_active_ignore_old_result(dev, apdev):
"""Beacon request - active scan mode and old scan result"""
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another"})
dev[0].scan_for_bss(apdev[1]['bssid'], freq=2412)
hapd2.disable()
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51010000640001ffffffffffff")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.bssid_str == apdev[1]['bssid']:
raise Exception("Old BSS reported")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response")
def start_ap(dev):
id = dev.add_network()
dev.set_network(id, "mode", "2")
dev.set_network_quoted(id, "ssid", 32*'A')
dev.set_network_quoted(id, "psk", "1234567890")
dev.set_network(id, "frequency", "2412")
dev.set_network(id, "scan_freq", "2412")
dev.select_network(id)
dev.wait_connected()
def test_rrm_beacon_req_active_many(dev, apdev):
"""Beacon request - active scan mode and many BSSs"""
for i in range(1, 7):
ifname = apdev[0]['ifname'] if i == 1 else apdev[0]['ifname'] + "-%d" % i
hapd1 = hostapd.add_bss(apdev[0], ifname, 'bss-%i.conf' % i)
hapd1.set('vendor_elements', "dd50" + 80*'bb')
hapd1.request("UPDATE_BEACON")
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
wpas.request("SET device_name " + 20*'a')
start_ap(wpas)
start_ap(dev[1])
start_ap(dev[2])
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
params['vendor_elements'] = "dd50" + 80*'aa'
hapd = hostapd.add_ap(apdev[1]['ifname'], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
ok = False
for j in range(3):
token = run_req_beacon(hapd, addr, "51010000640001ffffffffffff")
for i in range(10):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
if len(fields[4]) == 0:
break
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if i == 9:
ok = True
if ok:
break
@remote_compatible
def test_rrm_beacon_req_active_ap_channels(dev, apdev):
"""Beacon request - active scan mode with AP Channel Report subelement"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another", "channel": "11"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51ff0000640001ffffffffffff" + "dd0111" + "330351010b" + "dd0111")
for i in range(1, 3):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.bssid_str == apdev[0]['bssid']:
if report.opclass != 81 or report.channel != 1:
raise Exception("Incorrect opclass/channel for AP0")
elif report.bssid_str == apdev[1]['bssid']:
if report.opclass != 81 or report.channel != 11:
raise Exception("Incorrect opclass/channel for AP1")
@remote_compatible
def test_rrm_beacon_req_passive_ap_channels(dev, apdev):
"""Beacon request - passive scan mode with AP Channel Report subelement"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another", "channel": "11"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51ff0000640000ffffffffffff" + "330351010b" + "3300" + "dd00")
for i in range(1, 3):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.bssid_str == apdev[0]['bssid']:
if report.opclass != 81 or report.channel != 1:
raise Exception("Incorrect opclass/channel for AP0")
elif report.bssid_str == apdev[1]['bssid']:
if report.opclass != 81 or report.channel != 11:
raise Exception("Incorrect opclass/channel for AP1")
@remote_compatible
def test_rrm_beacon_req_active_single_channel(dev, apdev):
"""Beacon request - active scan mode with single channel"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another", "channel": "11"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "510b0000640001ffffffffffff")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
@remote_compatible
def test_rrm_beacon_req_active_ap_channels_unknown_opclass(dev, apdev):
"""Beacon request - active scan mode with AP Channel Report subelement and unknown opclass"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another", "channel": "11"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51ff0000640001ffffffffffff" + "3303ff010b")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response (refused) not received")
fields = ev.split(' ')
if fields[3] != "04":
raise Exception("Unexpected beacon report mode: " + fields[3])
@remote_compatible
def test_rrm_beacon_req_active_ap_channel_oom(dev, apdev):
"""Beacon request - AP Channel Report subelement and OOM"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another", "channel": "11"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
with alloc_fail(dev[0], 1, "wpas_add_channels"):
token = run_req_beacon(hapd, addr, "51ff0000640001ffffffffffff" + "330351010b")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
# allow either not to respond or send refused response
if ev is not None:
fields = ev.split(' ')
if fields[3] != "04":
raise Exception("Unexpected Beacon report during OOM with mode: " + fields[3])
@remote_compatible
def test_rrm_beacon_req_active_scan_fail(dev, apdev):
"""Beacon request - Active scan failure"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
with alloc_fail(dev[0], 1, "wpa_supplicant_trigger_scan"):
token = run_req_beacon(hapd, addr, "51ff0000640001ffffffffffff" + "330351010b")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("No Beacon report")
fields = ev.split(' ')
if fields[3] != "04":
raise Exception("Unexpected Beacon report contents: " + ev)
@remote_compatible
def test_rrm_beacon_req_active_zero_duration(dev, apdev):
"""Beacon request - Action scan and zero duration"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another", "channel": "11"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000000001ffffffffffff")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected Beacon report")
@remote_compatible
def test_rrm_beacon_req_active_fail_random(dev, apdev):
"""Beacon request - active scan mode os_get_random failure"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
with fail_test(dev[0], 1, "os_get_random;wpas_rm_handle_beacon_req"):
token = run_req_beacon(hapd, addr, "51000000640001ffffffffffff")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
@remote_compatible
def test_rrm_beacon_req_passive(dev, apdev):
"""Beacon request - passive scan mode"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd2 = hostapd.add_ap(apdev[1], {"ssid": "another", "channel": "11"})
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51000000640000ffffffffffff")
for i in range(1, 3):
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.bssid_str == apdev[0]['bssid']:
if report.opclass != 81 or report.channel != 1:
raise Exception("Incorrect opclass/channel for AP0")
elif report.bssid_str == apdev[1]['bssid']:
if report.opclass != 81 or report.channel != 11:
raise Exception("Incorrect opclass/channel for AP1")
@remote_compatible
def test_rrm_beacon_req_passive_no_match(dev, apdev):
"""Beacon request - passive scan mode and no matching BSS"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "51010000640000021122334455")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
if len(fields[4]) > 0:
raise Exception("Unexpected beacon report BSS")
@remote_compatible
def test_rrm_beacon_req_passive_no_match_oom(dev, apdev):
"""Beacon request - passive scan mode and no matching BSS (OOM)"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
with alloc_fail(dev[0], 1, "wpabuf_resize;wpas_beacon_rep_scan_process"):
token = run_req_beacon(hapd, addr, "51010000640000021122334455")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected Beacon report response during OOM")
# verify reporting is still functional
token = run_req_beacon(hapd, addr, "51010000640000021122334455")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report %d response not received" % i)
fields = ev.split(' ')
if len(fields[4]) > 0:
raise Exception("Unexpected beacon report BSS")
@remote_compatible
def test_rrm_beacon_req_active_duration_mandatory(dev, apdev):
"""Beacon request - Action scan and duration mandatory"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "req_mode=10 51000000640001ffffffffffff")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("No Beacon report response")
fields = ev.split(' ')
rrm = int(dev[0].get_driver_status_field("capa.rrm_flags"), 16)
if rrm & 0x20 == 0x20:
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
else:
# Driver does not support scan dwell time setting, so wpa_supplicant
# rejects the measurement request due to the mandatory duration using
# Measurement Report Mode field Incapable=1.
if fields[3] != '02':
raise Exception("Unexpected Measurement Report Mode: " + fields[3])
if len(fields[4]) > 0:
raise Exception("Unexpected beacon report received")
def test_rrm_beacon_req_passive_scan_vht(dev, apdev):
"""Beacon request - passive scan mode - VHT"""
clear_scan_cache(apdev[0])
try:
hapd = None
params = {"ssid": "rrm-vht",
"country_code": "FI",
'ieee80211d': '1',
"hw_mode": "a",
"channel": "36",
"ht_capab": "[HT40+]",
"ieee80211n": "1",
"ieee80211ac": "1",
"vht_oper_chwidth": "1",
"vht_oper_centr_freq_seg0_idx": "42",
"rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq=5180)
dev[0].connect("rrm-vht", key_mgmt="NONE", scan_freq="5180")
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "80000000640000ffffffffffff")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.opclass != 128 or report.channel != 36:
raise Exception("Incorrect opclass/channel for AP")
token = run_req_beacon(hapd, addr, "82000000640000ffffffffffff")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.opclass != 128 or report.channel != 36:
raise Exception("Incorrect opclass/channel for AP")
except Exception as e:
if isinstance(e, Exception) and str(e) == "AP startup failed":
if not vht_supported():
raise HwsimSkip("80 MHz channel not supported in regulatory information")
raise
finally:
clear_regdom(hapd, dev)
def test_rrm_beacon_req_passive_scan_vht160(dev, apdev):
"""Beacon request - passive scan mode - VHT160"""
clear_scan_cache(apdev[0])
try:
hapd = None
params = {"ssid": "rrm-vht",
"country_code": "ZA",
'ieee80211d': '1',
"hw_mode": "a",
"channel": "104",
"ht_capab": "[HT40-]",
"vht_capab": "[VHT160]",
"ieee80211n": "1",
"ieee80211ac": "1",
"vht_oper_chwidth": "2",
"vht_oper_centr_freq_seg0_idx": "114",
"rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(apdev[0]['bssid'], freq=5520)
dev[0].connect("rrm-vht", key_mgmt="NONE", scan_freq="5520")
sig = dev[0].request("SIGNAL_POLL").splitlines()
if "WIDTH=160 MHz" not in sig:
raise Exception("Unexpected SIGNAL_POLL value: " + str(sig))
addr = dev[0].own_addr()
token = run_req_beacon(hapd, addr, "81000000640000ffffffffffff")
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received")
fields = ev.split(' ')
report = BeaconReport(binascii.unhexlify(fields[4]))
logger.info("Received beacon report: " + str(report))
if report.opclass != 129 or report.channel != 104:
raise Exception("Incorrect opclass/channel for AP")
except Exception as e:
if isinstance(e, Exception) and str(e) == "AP startup failed":
raise HwsimSkip("ZA regulatory rule likely did not have DFS requirement removed")
raise
finally:
clear_regdom(hapd, dev)
def test_rrm_beacon_req_ap_errors(dev, apdev):
"""Beacon request - AP error cases"""
try:
run_rrm_beacon_req_ap_errors(dev, apdev)
finally:
dev[1].request("VENDOR_ELEM_REMOVE 13 *")
def run_rrm_beacon_req_ap_errors(dev, apdev):
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
# Override RM capabilities (remove all)
dev[1].request("VENDOR_ELEM_ADD 13 46050000000000")
dev[1].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr1 = dev[1].own_addr()
# Beacon request: Too short request data
if "FAIL" not in hapd.request("REQ_BEACON " + addr + " 11"):
raise Exception("Invalid REQ_BEACON accepted")
# Beacon request: 02:00:00:00:01:00 does not support table beacon report
if "FAIL" not in hapd.request("REQ_BEACON " + addr1 + " 51000000000002ffffffffffff"):
raise Exception("Invalid REQ_BEACON accepted")
# Beacon request: 02:00:00:00:01:00 does not support active beacon report
if "FAIL" not in hapd.request("REQ_BEACON " + addr1 + " 51000000640001ffffffffffff"):
raise Exception("Invalid REQ_BEACON accepted")
# Beacon request: 02:00:00:00:01:00 does not support passive beacon report
if "FAIL" not in hapd.request("REQ_BEACON " + addr1 + " 510b0000640000ffffffffffff"):
raise Exception("Invalid REQ_BEACON accepted")
# Beacon request: Unknown measurement mode 3
if "FAIL" not in hapd.request("REQ_BEACON " + addr1 + " 510b0000640003ffffffffffff"):
raise Exception("Invalid REQ_BEACON accepted")
for i in range(257):
if "FAIL" in hapd.request("REQ_BEACON " + addr + " 510b0000640000ffffffffffff"):
raise Exception("REQ_BEACON failed")
dev[0].dump_monitor()
hapd.dump_monitor()
with alloc_fail(hapd, 1, "wpabuf_alloc;hostapd_send_beacon_req"):
if "FAIL" not in hapd.request("REQ_BEACON " + addr + " 510b0000640000ffffffffffff"):
raise Exception("REQ_BEACON accepted during OOM")
with fail_test(hapd, 1, "nl80211_send_frame_cmd;hostapd_send_beacon_req"):
if "FAIL" not in hapd.request("REQ_BEACON " + addr + " 510b0000640000ffffffffffff"):
raise Exception("REQ_BEACON accepted during failure testing")
def test_rrm_req_reject_oom(dev, apdev):
"""Radio measurement request - OOM while rejecting a request"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
hdr = "d0003a01" + addr.replace(':', '') + 2*bssid.replace(':', '') + "1000"
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("SET ext_mgmt_frame_handling 1")
with alloc_fail(dev[0], 1, "wpabuf_resize;wpas_rrm_handle_msr_req_element"):
# "RRM: Parallel measurements are not supported, reject"
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "05000100002603010105"):
raise Exception("MGMT_RX_PROCESS failed")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
ev = hapd.wait_event(["MGMT-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response during OOM")
def test_rrm_req_when_rrm_not_used(dev, apdev):
"""Radio/link measurement request for non-RRM association"""
params = {"ssid": "rrm"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
hdr = "d0003a01" + addr.replace(':', '') + 2*bssid.replace(':', '') + "1000"
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("SET ext_mgmt_frame_handling 1")
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "050001000026030100fe"):
raise Exception("MGMT_RX_PROCESS failed")
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "0502000000"):
raise Exception("MGMT_RX_PROCESS failed")
ev = hapd.wait_event(["MGMT-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected beacon report response when RRM is disabled")
dev[0].request("REMOVE_NETWORK all")
dev[0].wait_disconnected()
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "050001000026030100fe"):
raise Exception("MGMT_RX_PROCESS failed")
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "0502000000"):
raise Exception("MGMT_RX_PROCESS failed")
@remote_compatible
def test_rrm_req_proto(dev, apdev):
"""Radio measurement request - protocol testing"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].request("SET LCI ")
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
hdr = "d0003a01" + addr.replace(':', '') + 2*bssid.replace(':', '') + "1000"
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("SET ext_mgmt_frame_handling 1")
tests = []
# "RRM: Ignoring too short radio measurement request"
tests += ["0500", "050001", "05000100"]
# No measurement request element at all
tests += ["0500010000"]
# "RRM: Truncated element"
tests += ["050001000026"]
# "RRM: Element length too short"
tests += ["05000100002600", "0500010000260111", "050001000026021122"]
# "RRM: Element length too long"
tests += ["05000100002603", "0500010000260311", "050001000026031122"]
# "RRM: Enable bit not supported, ignore"
tests += ["05000100002603010200"]
# "RRM: Measurement report failed. TX power insertion not supported"
# OR
# "RRM: Link measurement report failed. Request too short"
tests += ["0502"]
# Too short LCI request
tests += ["05000100002603010008"]
# Too short neighbor report response
tests += ["0505"]
# Unexpected neighbor report response
tests += ["050500", "050501", "050502", "050503", "050504", "050505"]
# Too short beacon request
tests += ["05000100002603010005",
"0500010000260f010005112233445566778899aabbcc"]
# Unknown beacon report mode
tests += ["05000100002610010005112233445566778899aabbccdd"]
# "RRM: Expected Measurement Request element, but EID is 0"
tests += ["05000100000000"]
for t in tests:
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t):
raise Exception("MGMT_RX_PROCESS failed")
ev = hapd.wait_event(["MGMT-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected response seen at the AP: " + ev)
tests = []
# "RRM: Parallel measurements are not supported, reject"
tests += ["05000100002603010105"]
# "RRM: Unsupported radio measurement type 254"
tests += ["050001000026030100fe"]
# Reject LCI request
tests += ["0500010000260701000811223344"]
# Beacon report info subelement; no valid channels
tests += ["05000100002614010005112233445566008899aabbccdd01020000"]
for t in tests:
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t):
raise Exception("MGMT_RX_PROCESS failed")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("No response seen at the AP")
hapd.dump_monitor()
dev[0].request("SET LCI " + lci)
tests = []
# "Not building LCI report - bad location subject"
tests += ["0500010000260701000811223344"]
for t in tests:
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t):
raise Exception("MGMT_RX_PROCESS failed")
ev = hapd.wait_event(["MGMT-RX"], timeout=0.2)
if ev is not None:
raise Exception("Unexpected response seen at the AP: " + ev)
tests = []
# LCI report or reject
tests += ["0500010000260701000801223344",
"05000100002607010008010402ff",
"05000100002608010008010402ffff"]
for t in tests:
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t):
raise Exception("MGMT_RX_PROCESS failed")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("No response seen at the AP")
hapd.dump_monitor()
# Verify rejection of a group-addressed request frame
hdr = "d0003a01" + "ffffffffffff" + 2*bssid.replace(':', '') + "1000"
# "RRM: Parallel measurements are not supported, reject"
t = "05000100002603010105"
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t):
raise Exception("MGMT_RX_PROCESS failed")
ev = hapd.wait_event(["MGMT-RX"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected response seen at the AP (broadcast request rejected)")
hapd.dump_monitor()
hapd.set("ext_mgmt_frame_handling", "0")
dev[0].request("SET ext_mgmt_frame_handling 0")
dev[0].request("SET LCI ")
def test_rrm_link_measurement(dev, apdev):
"""Radio measurement request - link measurement"""
check_tx_power_support(dev[0])
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
hdr = "d0003a01" + addr.replace(':', '') + 2*bssid.replace(':', '') + "1000"
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("SET ext_mgmt_frame_handling 1")
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "0502000000"):
raise Exception("MGMT_RX_PROCESS failed")
ev = hapd.wait_event(["MGMT-RX"], timeout=5)
if ev is None:
raise Exception("No link measurement report seen")
def test_rrm_link_measurement_oom(dev, apdev):
"""Radio measurement request - link measurement OOM"""
check_tx_power_support(dev[0])
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
hdr = "d0003a01" + addr.replace(':', '') + 2*bssid.replace(':', '') + "1000"
hapd.set("ext_mgmt_frame_handling", "1")
dev[0].request("SET ext_mgmt_frame_handling 1")
with alloc_fail(dev[0], 1, "wpabuf_alloc;wpas_rrm_handle_link_measurement_request"):
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "0502000000"):
raise Exception("MGMT_RX_PROCESS failed")
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
with fail_test(dev[0], 1, "wpas_rrm_handle_link_measurement_request"):
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "0502000000"):
raise Exception("MGMT_RX_PROCESS failed")
wait_fail_trigger(dev[0], "GET_FAIL")
ev = hapd.wait_event(["MGMT-RX"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected beacon report response during OOM")
def test_rrm_rep_parse_proto(dev, apdev):
"""hostapd rrm report parsing protocol testing"""
check_rrm_support(dev[0])
params = {"ssid": "rrm", "rrm_neighbor_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
dev[0].request("SET LCI " + lci)
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
hdr = "d0003a01" + bssid.replace(':', '') + addr.replace(':', '') + bssid.replace(':', '') + "1000"
hapd.set("ext_mgmt_frame_handling", "1")
tests = ["0501",
"05ff01",
"0501012703fffffe2700",
"0501012703ffff05",
"05010127ffffff05" + 252*"00",
"0504012603ffffff2600",
"0504012603ffff08",
"0504012608ffff08ffffffffff",
"0504012608ffff08ff04021234",
"0504012608ffff08ff04020100",
"0504012608ffff08ff0402ffff"]
for t in tests:
if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t):
raise Exception("MGMT_RX_PROCESS failed for " + t)
if "OK" not in hapd.request("SET_NEIGHBOR 00:11:22:33:44:55 ssid=\"rrm\" nr=" + nr + " lci=" + lci):
raise Exception("Set neighbor failed")
if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "0504012608ffff08ff04021000"):
raise Exception("MGMT_RX_PROCESS failed")
def test_rrm_unexpected(dev, apdev):
"""hostapd unexpected rrm"""
check_rrm_support(dev[0])
params = {"ssid": "rrm", "rrm_neighbor_report": "0"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
addr = dev[0].own_addr()
hdr = "d0003a01" + bssid.replace(':', '') + addr.replace(':', '') + bssid.replace(':', '') + "1000"
hapd.set("ext_mgmt_frame_handling", "1")
tests = ["050401"]
for t in tests:
if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t):
raise Exception("MGMT_RX_PROCESS failed for " + t)
def check_beacon_req(hapd, addr, idx):
request = "51000000000002ffffffffffff" + "020100"
token = hapd.request("REQ_BEACON " + addr + " " + request)
if "FAIL" in token:
raise Exception("REQ_BEACON failed (%d)" % idx)
ev = hapd.wait_event(["BEACON-RESP-RX"], timeout=10)
if ev is None:
raise Exception("Beacon report response not received (%d)" % idx)
def test_rrm_reassociation(dev, apdev):
"""Radio measurement request - reassociation"""
params = {"ssid": "rrm", "rrm_beacon_report": "1"}
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = hapd.own_addr()
addr = dev[0].own_addr()
dev[0].flush_scan_cache()
dev[0].connect("rrm", key_mgmt="NONE", scan_freq="2412")
check_beacon_req(hapd, addr, 1)
dev[0].request("REASSOCIATE")
dev[0].wait_connected()
check_beacon_req(hapd, addr, 1)
hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
bssid2 = hapd2.own_addr()
dev[0].scan_for_bss(bssid2, freq=2412)
dev[0].roam(bssid2)
check_beacon_req(hapd2, addr, 2)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].roam(bssid)
check_beacon_req(hapd, addr, 3)