hostap/tests/hwsim/test_ap_acs.py
Jouni Malinen b47750beba tests: Add test cases for automatic channel selection
This extends the Hostapd class to support monitor interface events and
STATUS command similarly to the WpaSupplicant class so that internal
hostapd state can be verified in more detail.

Signed-hostap: Jouni Malinen <j@w1.fi>
2013-11-03 21:30:31 +02:00

68 lines
2.1 KiB
Python

#!/usr/bin/python
#
# Test cases for automatic channel selection with hostapd
# Copyright (c) 2013, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import logging
logger = logging.getLogger()
import hostapd
def wait_acs(hapd):
ev = hapd.wait_event(["ACS-STARTED", "ACS-COMPLETED", "ACS-FAILED",
"AP-ENABLED"], timeout=5)
if not ev:
raise Exception("ACS start timed out")
if "ACS-STARTED" not in ev:
raise Exception("Unexpected ACS event")
state = hapd.get_status_field("state")
if state != "ACS":
raise Exception("Unexpected interface state")
ev = hapd.wait_event(["ACS-COMPLETED", "ACS-FAILED", "AP-ENABLED"],
timeout=20)
if not ev:
raise Exception("ACS timed out")
if "ACS-COMPLETED" not in ev:
raise Exception("Unexpected ACS event")
ev = hapd.wait_event(["AP-ENABLED"], timeout=5)
if not ev:
raise Exception("AP setup timed out")
state = hapd.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state")
def test_ap_acs(dev, apdev):
"""Automatic channel selection"""
params = hostapd.wpa2_params(ssid="test-acs", passphrase="12345678")
params['channel'] = '0'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
wait_acs(hapd)
freq = hapd.get_status_field("freq")
if int(freq) < 2400:
raise Exception("Unexpected frequency")
dev[0].connect("test-acs", psk="12345678", scan_freq=freq)
def test_ap_multi_bss_acs(dev, apdev):
"""hostapd start with a multi-BSS configuration file using ACS"""
ifname = apdev[0]['ifname']
hostapd.add_iface(ifname, 'multi-bss-acs.conf')
hapd = hostapd.Hostapd(ifname)
hapd.enable()
wait_acs(hapd)
freq = hapd.get_status_field("freq")
if int(freq) < 2400:
raise Exception("Unexpected frequency")
dev[0].connect("bss-1", key_mgmt="NONE", scan_freq=freq)
dev[1].connect("bss-2", psk="12345678", scan_freq=freq)
dev[2].connect("bss-3", psk="qwertyuiop", scan_freq=freq)