--- /dev/null
+# Test cases for DFS
+# 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.
+
+from remotehost import remote_compatible
+import os
+import subprocess
+import time
+import logging
+logger = logging.getLogger()
+
+import hwsim_utils
+import hostapd
+from utils import HwsimSkip
+
+def wait_dfs_event(hapd, event, timeout):
+ dfs_events = [ "DFS-RADAR-DETECTED", "DFS-NEW-CHANNEL",
+ "DFS-CAC-START", "DFS-CAC-COMPLETED",
+ "DFS-NOP-FINISHED", "AP-ENABLED", "AP-CSA-FINISHED" ]
+ ev = hapd.wait_event(dfs_events, timeout=timeout)
+ if not ev:
+ raise Exception("DFS event timed out")
+ if event and event not in ev:
+ raise Exception("Unexpected DFS event")
+ return ev
+
+def start_dfs_ap(ap, allow_failure=False, ssid="dfs", ht=True, ht40=False,
+ ht40minus=False, vht80=False, vht20=False, chanlist=None,
+ channel=None):
+ ifname = ap['ifname']
+ logger.info("Starting AP " + ifname + " on DFS channel")
+ hapd = hostapd.add_ap(ap, {}, no_enable=True)
+ hapd.set("ssid", ssid)
+ hapd.set("country_code", "FI")
+ hapd.set("ieee80211d", "1")
+ 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")
+ hapd.set("vht_oper_centr_freq_seg0_idx", "58")
+ if vht20:
+ hapd.set("ieee80211ac", "1")
+ hapd.set("vht_oper_chwidth", "0")
+ hapd.set("vht_oper_centr_freq_seg0_idx", "0")
+ if chanlist:
+ hapd.set("chanlist", chanlist)
+ if channel:
+ hapd.set("channel", str(channel))
+ hapd.enable()
+
+ 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 allow_failure:
+ logger.info("Interface state not DFS: " + state)
+ if not os.path.exists("dfs"):
+ raise HwsimSkip("Assume DFS testing not supported")
+ raise Exception("Failed to start DFS AP")
+ raise Exception("Unexpected interface state: " + state)
+
+ return hapd
+
+def dfs_simulate_radar(hapd):
+ logger.info("Trigger a simulated radar event")
+ phyname = hapd.get_driver_status_field("phyname")
+ radar_file = '/sys/kernel/debug/ieee80211/' + phyname + '/hwsim/dfs_simulate_radar'
+ with open(radar_file, 'w') as f:
+ f.write('1')
+
+def test_dfs(dev, apdev):
+ """DFS CAC functionality on clear channel"""
+ try:
+ hapd = None
+ hapd = start_dfs_ap(apdev[0], allow_failure=True)
+
+ ev = wait_dfs_event(hapd, "DFS-CAC-COMPLETED", 70)
+ if "success=1" not in ev:
+ raise Exception("CAC failed")
+ if "freq=5260" 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")
+
+ freq = hapd.get_status_field("freq")
+ if freq != "5260":
+ raise Exception("Unexpected frequency")
+
+ dev[0].connect("dfs", key_mgmt="NONE")
+ hwsim_utils.test_connectivity(dev[0], hapd)
+
+ hapd.request("RADAR DETECTED freq=5260 ht_enabled=1 chan_width=1")
+ ev = hapd.wait_event(["DFS-RADAR-DETECTED"], timeout=10)
+ if ev is None:
+ raise Exception("DFS-RADAR-DETECTED event not reported")
+ if "freq=5260" not in ev:
+ raise Exception("Incorrect frequency in radar detected event: " + ev)
+ ev = hapd.wait_event(["DFS-NEW-CHANNEL"], timeout=70)
+ if ev is None:
+ raise Exception("DFS-NEW-CHANNEL event not reported")
+ if "freq=5260" in ev:
+ raise Exception("Channel did not change after radar was detected")
+
+ ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=70)
+ if ev is None:
+ raise Exception("AP-CSA-FINISHED event not reported")
+ if "freq=5260" in ev:
+ raise Exception("Channel did not change after radar was detected(2)")
+ time.sleep(1)
+ hwsim_utils.test_connectivity(dev[0], hapd)
+ 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(dev, apdev):
+ """DFS CAC functionality with radar detected"""
+ try:
+ hapd = None
+ hapd2 = None
+ hapd = start_dfs_ap(apdev[0], allow_failure=True)
+ time.sleep(1)
+
+ dfs_simulate_radar(hapd)
+
+ hapd2 = start_dfs_ap(apdev[1], ssid="dfs2", ht40=True)
+
+ 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" not in ev:
+ raise Exception("Unexpected DFS radar detection freq")
+
+ ev = wait_dfs_event(hapd, "DFS-NEW-CHANNEL", 5)
+ if "freq=5260" in ev:
+ raise Exception("Unexpected DFS new freq")
+
+ ev = wait_dfs_event(hapd, None, 5)
+ if "AP-ENABLED" in ev:
+ logger.info("Started AP on non-DFS channel")
+ else:
+ logger.info("Trying to start AP on another DFS channel")
+ if "DFS-CAC-START" not in ev:
+ raise Exception("Unexpected DFS event")
+ if "freq=5260" in ev:
+ raise Exception("Unexpected DFS CAC freq")
+
+ ev = wait_dfs_event(hapd, "DFS-CAC-COMPLETED", 70)
+ if "success=1" not in ev:
+ raise Exception("CAC failed")
+ if "freq=5260" in ev:
+ raise Exception("Unexpected DFS freq result - radar channel")
+
+ 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")
+
+ freq = hapd.get_status_field("freq")
+ if freq == "5260":
+ raise Exception("Unexpected frequency: " + freq)
+
+ dev[0].connect("dfs", key_mgmt="NONE")
+
+ ev = hapd2.wait_event(["AP-ENABLED"], timeout=70)
+ if not ev:
+ raise Exception("AP2 setup timed out")
+
+ dfs_simulate_radar(hapd2)
+
+ ev = wait_dfs_event(hapd2, "DFS-RADAR-DETECTED", 5)
+ if "freq=5260 ht_enabled=1 chan_offset=1 chan_width=2" not in ev:
+ raise Exception("Unexpected DFS radar detection freq from AP2")
+
+ ev = wait_dfs_event(hapd2, "DFS-NEW-CHANNEL", 5)
+ if "freq=5260" in ev:
+ raise Exception("Unexpected DFS new freq for AP2")
+
+ wait_dfs_event(hapd2, None, 5)
+ finally:
+ dev[0].request("DISCONNECT")
+ if hapd:
+ hapd.request("DISABLE")
+ if hapd2:
+ hapd2.request("DISABLE")
+ subprocess.call(['iw', 'reg', 'set', '00'])
+ dev[0].flush_scan_cache()
+
+@remote_compatible
+def test_dfs_radar_on_non_dfs_channel(dev, apdev):
+ """DFS radar detection test code on non-DFS channel"""
+ params = { "ssid": "radar" }
+ hapd = hostapd.add_ap(apdev[0], params)
+
+ hapd.request("RADAR DETECTED freq=5260 ht_enabled=1 chan_width=1")
+ hapd.request("RADAR DETECTED freq=2412 ht_enabled=1 chan_width=1")
+
+def test_dfs_radar_chanlist(dev, apdev):
+ """DFS chanlist when radar is detected"""
+ try:
+ hapd = None
+ hapd = start_dfs_ap(apdev[0], chanlist="40 44", allow_failure=True)
+ 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" not in ev:
+ raise Exception("Unexpected DFS radar detection freq")
+
+ ev = wait_dfs_event(hapd, "DFS-NEW-CHANNEL", 5)
+ if "freq=5200 chan=40" not in ev and "freq=5220 chan=44" 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_chanlist_vht80(dev, apdev):
+ """DFS chanlist when radar is detected and VHT80 configured"""
+ try:
+ hapd = None
+ hapd = start_dfs_ap(apdev[0], chanlist="36", ht40=True, vht80=True,
+ allow_failure=True)
+ 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" not in ev:
+ raise Exception("Unexpected DFS radar detection freq")
+
+ 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")
+
+ if hapd.get_status_field('vht_oper_centr_freq_seg0_idx') != "42":
+ raise Exception("Unexpected seg0 idx")
+ 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_chanlist_vht20(dev, apdev):
+ """DFS chanlist when radar is detected and VHT40 configured"""
+ try:
+ hapd = None
+ hapd = start_dfs_ap(apdev[0], chanlist="36", vht20=True,
+ allow_failure=True)
+ 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" not in ev:
+ raise Exception("Unexpected DFS radar detection freq")
+
+ 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_no_ht(dev, apdev):
+ """DFS chanlist when radar is detected and no HT configured"""
+ try:
+ hapd = None
+ hapd = start_dfs_ap(apdev[0], chanlist="36", ht=False,
+ allow_failure=True)
+ 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 = None
+ hapd = start_dfs_ap(apdev[0], chanlist="36", ht40minus=True,
+ allow_failure=True)
+ 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()
+
+def test_dfs_ht40_minus(dev, apdev, params):
+ """DFS CAC functionality on channel 104 HT40- [long]"""
+ if not params['long']:
+ raise HwsimSkip("Skip test case with long duration due to --long not specified")
+ try:
+ hapd = None
+ hapd = start_dfs_ap(apdev[0], allow_failure=True, ht40minus=True,
+ channel=104)
+
+ ev = wait_dfs_event(hapd, "DFS-CAC-COMPLETED", 70)
+ if "success=1" not in ev:
+ raise Exception("CAC failed")
+ if "freq=5520" 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")
+
+ freq = hapd.get_status_field("freq")
+ if freq != "5520":
+ raise Exception("Unexpected frequency")
+
+ dev[0].connect("dfs", key_mgmt="NONE", scan_freq="5520")
+ hwsim_utils.test_connectivity(dev[0], hapd)
+ finally:
+ dev[0].request("DISCONNECT")
+ if hapd:
+ hapd.request("DISABLE")
+ subprocess.call(['iw', 'reg', 'set', '00'])
+ dev[0].flush_scan_cache()
projects / mech_eap.git / blobdiff