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https://github.com/vanhoefm/fragattacks.git
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5be9dcbb86
Only run-tests.py is actually executed, so there is no need to specify the interpreter in all the helper files and test script files. Signed-off-by: Jouni Malinen <j@w1.fi>
129 lines
3.9 KiB
Python
129 lines
3.9 KiB
Python
# Test cases for DFS
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# Copyright (c) 2013, Jouni Malinen <j@w1.fi>
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#
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# This software may be distributed under the terms of the BSD license.
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# See README for more details.
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import os
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import subprocess
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import time
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import logging
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logger = logging.getLogger()
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import hwsim_utils
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import hostapd
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def wait_dfs_event(hapd, event, timeout):
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dfs_events = [ "DFS-RADAR-DETECTED", "DFS-NEW-CHANNEL",
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"DFS-CAC-START", "DFS-CAC-COMPLETED",
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"DFS-NOP-FINISHED", "AP-ENABLED" ]
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ev = hapd.wait_event(dfs_events, timeout=timeout)
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if not ev:
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raise Exception("DFS event timed out")
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if event not in ev:
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raise Exception("Unexpected DFS event")
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return ev
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def start_dfs_ap(ap):
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ifname = ap['ifname']
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logger.info("Reset regulatory setup")
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subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])
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time.sleep(1)
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subprocess.call(['sudo', 'iw', 'reg', 'set', 'FI'])
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logger.info("Starting AP " + ifname + " on DFS channel")
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hapd_global = hostapd.HostapdGlobal()
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hapd_global.remove(ifname)
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hapd_global.add(ifname)
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hapd = hostapd.Hostapd(ifname)
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if not hapd.ping():
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raise Exception("Could not ping hostapd")
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hapd.set_defaults()
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hapd.set("ssid", "dfs")
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hapd.set("country_code", "FI")
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hapd.set("ieee80211d", "1")
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hapd.set("ieee80211h", "1")
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hapd.set("hw_mode", "a")
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hapd.set("channel", "52")
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hapd.enable()
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ev = wait_dfs_event(hapd, "DFS-CAC-START", 5)
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if "DFS-CAC-START" not in ev:
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raise Exception("Unexpected DFS event")
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state = hapd.get_status_field("state")
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if state != "DFS":
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raise Exception("Unexpected interface state")
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return hapd
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def test_dfs(dev, apdev):
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"""DFS CAC functionality on clear channel"""
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if not os.path.exists("dfs"):
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return "skip"
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hapd = start_dfs_ap(apdev[0])
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ev = wait_dfs_event(hapd, "DFS-CAC-COMPLETED", 70)
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if "success=1" not in ev:
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raise Exception("CAC failed")
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if "freq=5260" not in ev:
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raise Exception("Unexpected DFS freq result")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=5)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state")
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freq = hapd.get_status_field("freq")
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if freq != "5260":
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raise Exception("Unexpected frequency")
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#TODO: need to fix hwsim for DFS?!
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#dev[0].connect("dfs", key_mgmt="NONE")
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def test_dfs_radar(dev, apdev):
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"""DFS CAC functionality with radar detected"""
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if not os.path.exists("dfs"):
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return "skip"
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hapd = start_dfs_ap(apdev[0])
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hapd.request("RADAR DETECTED freq=5260 ht_enabled=1 chan_width=1")
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ev = wait_dfs_event(hapd, "DFS-RADAR-DETECTED", 70)
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if "freq=5260" not in ev:
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raise Exception("Unexpected DFS radar detection freq")
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state = hapd.get_status_field("state")
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if state != "DFS":
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raise Exception("Unexpected interface state")
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ev = wait_dfs_event(hapd, "DFS-NEW-CHANNEL", 5)
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if "freq=5260" in ev:
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raise Exception("Unexpected DFS new freq")
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ev = wait_dfs_event(hapd, "DFS-CAC-START", 5)
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if "DFS-CAC-START" not in ev:
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raise Exception("Unexpected DFS event")
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ev = wait_dfs_event(hapd, "DFS-CAC-COMPLETED", 70)
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if "success=1" not in ev:
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raise Exception("CAC failed")
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if "freq=5260" in ev:
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raise Exception("Unexpected DFS freq result - radar channel")
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ev = hapd.wait_event(["AP-ENABLED"], timeout=5)
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if not ev:
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raise Exception("AP setup timed out")
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state = hapd.get_status_field("state")
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if state != "ENABLED":
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raise Exception("Unexpected interface state")
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freq = hapd.get_status_field("freq")
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if freq != "5260":
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raise Exception("Unexpected frequency")
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#TODO: need to fix hwsim for DFS?!
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#dev[0].connect("dfs", key_mgmt="NONE")
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