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tests: VHT with 160 MHz channel width

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Since this requires a recent CRDA version and updated wireless-regdb, do
not report failures yet (i.e., indicate that the test case was skipped
if AP startup fails).

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2014-10-08 18:18:39 +03:00 committed by Jouni Malinen
parent d5fe4e6c18
commit 6259fd814b
1 changed files with 99 additions and 0 deletions
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99
tests/hwsim/test_ap_vht.py
View file

@ -7,10 +7,12 @@
import logging
logger = logging.getLogger()
import os
import subprocess, time
import hwsim_utils
import hostapd
from test_dfs import wait_dfs_event
def vht_supported():
cmd = subprocess.Popen(["iw", "reg", "get"], stdout=subprocess.PIPE)
@ -125,3 +127,100 @@ def test_ap_vht_capab_not_supported(dev, apdev):
raise Exception("Unexpected SET failure")
finally:
subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])
def test_ap_vht160(dev, apdev):
"""VHT with 160 MHz channel width"""
try:
params = { "ssid": "vht",
"country_code": "FI",
"hw_mode": "a",
"channel": "36",
"ht_capab": "[HT40+]",
"ieee80211n": "1",
"ieee80211ac": "1",
"vht_oper_chwidth": "2",
"vht_oper_centr_freq_seg0_idx": "50",
'ieee80211d': '1',
'ieee80211h': '1' }
hapd = hostapd.add_ap(apdev[0]['ifname'], params, wait_enabled=False)
ev = wait_dfs_event(hapd, "DFS-CAC-START", 5)
if "DFS-CAC-START" not in ev:
raise Exception("Unexpected DFS event")
state = hapd.get_status_field("state")
if state != "DFS":
if state == "DISABLED" and not os.path.exists("dfs"):
# Not all systems have recent enough CRDA version and
# wireless-regdb changes to support 160 MHz and DFS. For now,
# do not report failures for this test case.
return "skip"
raise Exception("Unexpected interface state: " + state)
params = { "ssid": "vht2",
"country_code": "FI",
"hw_mode": "a",
"channel": "100",
"ht_capab": "[HT40+]",
"ieee80211n": "1",
"ieee80211ac": "1",
"vht_oper_chwidth": "2",
"vht_oper_centr_freq_seg0_idx": "114",
'ieee80211d': '1',
'ieee80211h': '1' }
hapd2 = hostapd.add_ap(apdev[1]['ifname'], params, wait_enabled=False)
ev = wait_dfs_event(hapd2, "DFS-CAC-START", 5)
if "DFS-CAC-START" not in ev:
raise Exception("Unexpected DFS event(2)")
state = hapd2.get_status_field("state")
if state != "DFS":
raise Exception("Unexpected interface state(2): " + state)
logger.info("Waiting for CAC to complete")
ev = wait_dfs_event(hapd, "DFS-CAC-COMPLETED", 70)
if "success=1" not in ev:
raise Exception("CAC failed")
if "freq=5180" not in ev:
raise Exception("Unexpected DFS freq result")
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")
ev = wait_dfs_event(hapd2, "DFS-CAC-COMPLETED", 70)
if "success=1" not in ev:
raise Exception("CAC failed(2)")
if "freq=5500" not in ev:
raise Exception("Unexpected DFS freq result(2)")
ev = hapd2.wait_event(["AP-ENABLED"], timeout=5)
if not ev:
raise Exception("AP setup timed out(2)")
state = hapd2.get_status_field("state")
if state != "ENABLED":
raise Exception("Unexpected interface state(2)")
freq = hapd2.get_status_field("freq")
if freq != "5500":
raise Exception("Unexpected frequency(2)")
dev[0].connect("vht", key_mgmt="NONE", scan_freq="5180")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
dev[1].connect("vht2", key_mgmt="NONE", scan_freq="5500")
hwsim_utils.test_connectivity(dev[1].ifname, apdev[1]['ifname'])
except Exception, e:
if isinstance(e, Exception) and str(e) == "AP startup failed":
if not vht_supported():
logger.info("80/160 MHz channel not supported in regulatory information")
return "skip"
raise
finally:
subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])