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tests: Radar detection on non-HT and on HT40- channels

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Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2014-12-20 13:50:19 +02:00
parent cac5526390
commit d92da8a23e
1 changed files with 81 additions and 1 deletions
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82
tests/hwsim/test_dfs.py
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@ -24,7 +24,8 @@ def wait_dfs_event(hapd, event, timeout):
raise Exception("Unexpected DFS event")
return ev
def start_dfs_ap(ap, allow_failure=False, ssid="dfs", ht40=False, vht80=False, vht20=False, chanlist=None):
def start_dfs_ap(ap, allow_failure=False, ssid="dfs", ht=True, ht40=False,
ht40minus=False, vht80=False, vht20=False, chanlist=None):
ifname = ap['ifname']
logger.info("Starting AP " + ifname + " on DFS channel")
hapd_global = hostapd.HostapdGlobal()
@ -40,8 +41,13 @@ def start_dfs_ap(ap, allow_failure=False, ssid="dfs", ht40=False, vht80=False, v
hapd.set("ieee80211h", "1")
hapd.set("hw_mode", "a")
hapd.set("channel", "52")
if not ht:
hapd.set("ieee80211n", "0")
if ht40:
hapd.set("ht_capab", "[HT40+]")
elif ht40minus:
hapd.set("ht_capab", "[HT40-]")
hapd.set("channel", "56")
if vht80:
hapd.set("ieee80211ac", "1")
hapd.set("vht_oper_chwidth", "1")
@ -334,3 +340,77 @@ def test_dfs_radar_chanlist_vht20(dev, apdev):
hapd.request("DISABLE")
subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_dfs_radar_no_ht(dev, apdev):
"""DFS chanlist when radar is detected and no HT configured"""
try:
hapd = start_dfs_ap(apdev[0], chanlist="36", ht=False)
if hapd is None:
if not os.path.exists("dfs"):
return "skip"
raise Exception("Failed to start DFS AP")
time.sleep(1)
dfs_simulate_radar(hapd)
ev = wait_dfs_event(hapd, "DFS-CAC-COMPLETED", 5)
if ev is None:
raise Exception("Timeout on DFS aborted event")
if "success=0 freq=5260" not in ev:
raise Exception("Unexpected DFS aborted event contents: " + ev)
ev = wait_dfs_event(hapd, "DFS-RADAR-DETECTED", 5)
if "freq=5260 ht_enabled=0" not in ev:
raise Exception("Unexpected DFS radar detection freq: " + ev)
ev = wait_dfs_event(hapd, "DFS-NEW-CHANNEL", 5)
if "freq=5180 chan=36 sec_chan=0" not in ev:
raise Exception("Unexpected DFS new freq: " + ev)
ev = wait_dfs_event(hapd, None, 5)
if "AP-ENABLED" not in ev:
raise Exception("Unexpected DFS event")
dev[0].connect("dfs", key_mgmt="NONE")
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
def test_dfs_radar_ht40minus(dev, apdev):
"""DFS chanlist when radar is detected and HT40- configured"""
try:
hapd = start_dfs_ap(apdev[0], chanlist="36", ht40minus=True)
if hapd is None:
if not os.path.exists("dfs"):
return "skip"
raise Exception("Failed to start DFS AP")
time.sleep(1)
dfs_simulate_radar(hapd)
ev = wait_dfs_event(hapd, "DFS-CAC-COMPLETED", 5)
if ev is None:
raise Exception("Timeout on DFS aborted event")
if "success=0 freq=5280 ht_enabled=1 chan_offset=-1" not in ev:
raise Exception("Unexpected DFS aborted event contents: " + ev)
ev = wait_dfs_event(hapd, "DFS-RADAR-DETECTED", 5)
if "freq=5280 ht_enabled=1 chan_offset=-1" not in ev:
raise Exception("Unexpected DFS radar detection freq: " + ev)
ev = wait_dfs_event(hapd, "DFS-NEW-CHANNEL", 5)
if "freq=5180 chan=36 sec_chan=1" not in ev:
raise Exception("Unexpected DFS new freq: " + ev)
ev = wait_dfs_event(hapd, None, 5)
if "AP-ENABLED" not in ev:
raise Exception("Unexpected DFS event")
dev[0].connect("dfs", key_mgmt="NONE")
finally:
dev[0].request("DISCONNECT")
if hapd:
hapd.request("DISABLE")
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()