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tests: BSS Transition Management

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Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2014-11-22 13:38:29 +02:00
parent 75d65857d5
commit 13f8d51e2d
1 changed files with 98 additions and 0 deletions
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98
tests/hwsim/test_wnm.py
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@ -9,6 +9,7 @@ import struct
import time
import logging
logger = logging.getLogger()
import subprocess
import hostapd
from wlantest import Wlantest
@ -362,3 +363,100 @@ def test_wnm_bss_keep_alive(dev, apdev):
dev[0].connect("test-wnm", key_mgmt="NONE", scan_freq="2412")
time.sleep(2)
def test_wnm_bss_tm(dev, apdev):
"""WNM BSS Transition Management"""
try:
params = { "ssid": "test-wnm",
"country_code": "FI",
"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",
"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=22:33:44:55:66:77,0x0000,81,8,7 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)
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
if ev is None:
raise Exception("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:
subprocess.call(['iw', 'reg', 'set', '00'])