mirror of
https://github.com/vanhoefm/fragattacks.git
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220 lines
9.1 KiB
Python
220 lines
9.1 KiB
Python
# MBO tests
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# Copyright (c) 2016, Intel Deutschland GmbH
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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 logging
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logger = logging.getLogger()
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import hostapd
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import os
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import time
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from tshark import run_tshark
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def test_mbo_assoc_disallow(dev, apdev, params):
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hapd1 = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "MBO", "mbo": "1" })
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hapd2 = hostapd.add_ap(apdev[1]['ifname'], { "ssid": "MBO", "mbo": "1" })
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logger.debug("Set mbo_assoc_disallow with invalid value")
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if "FAIL" not in hapd1.request("SET mbo_assoc_disallow 2"):
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raise Exception("Set mbo_assoc_disallow for AP1 succeeded unexpectedly with value 2")
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logger.debug("Disallow associations to AP1 and allow association to AP2")
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if "OK" not in hapd1.request("SET mbo_assoc_disallow 1"):
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raise Exception("Failed to set mbo_assoc_disallow for AP1")
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if "OK" not in hapd2.request("SET mbo_assoc_disallow 0"):
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raise Exception("Failed to set mbo_assoc_disallow for AP2")
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dev[0].connect("MBO", key_mgmt="NONE", scan_freq="2412")
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out = run_tshark(os.path.join(params['logdir'], "hwsim0.pcapng"),
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"wlan.fc.type == 0 && wlan.fc.type_subtype == 0x00",
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wait=False)
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if "Destination address: " + hapd1.own_addr() in out:
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raise Exception("Association request sent to disallowed AP")
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timestamp = run_tshark(os.path.join(params['logdir'], "hwsim0.pcapng"),
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"wlan.fc.type_subtype == 0x00",
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display=['frame.time'], wait=False)
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logger.debug("Allow associations to AP1 and disallow assications to AP2")
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if "OK" not in hapd1.request("SET mbo_assoc_disallow 0"):
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raise Exception("Failed to set mbo_assoc_disallow for AP1")
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if "OK" not in hapd2.request("SET mbo_assoc_disallow 1"):
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raise Exception("Failed to set mbo_assoc_disallow for AP2")
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dev[0].request("DISCONNECT")
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dev[0].wait_disconnected()
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# Force new scan, so the assoc_disallowed indication is updated */
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dev[0].request("FLUSH")
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dev[0].connect("MBO", key_mgmt="NONE", scan_freq="2412")
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filter = 'wlan.fc.type == 0 && wlan.fc.type_subtype == 0x00 && frame.time > "' + timestamp.rstrip() + '"'
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out = run_tshark(os.path.join(params['logdir'], "hwsim0.pcapng"),
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filter, wait=False)
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if "Destination address: " + hapd2.own_addr() in out:
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raise Exception("Association request sent to disallowed AP 2")
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def test_mbo_cell_capa_update(dev, apdev):
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"""MBO cellular data capability update"""
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ssid = "test-wnm-mbo"
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params = { 'ssid': ssid, 'mbo': '1' }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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bssid = apdev[0]['bssid']
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if "OK" not in dev[0].request("SET mbo_cell_capa 1"):
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raise Exception("Failed to set STA as cellular data capable")
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dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
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addr = dev[0].own_addr()
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sta = hapd.get_sta(addr)
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if 'mbo_cell_capa' not in sta or sta['mbo_cell_capa'] != '1':
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raise Exception("mbo_cell_capa missing after association")
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if "OK" not in dev[0].request("SET mbo_cell_capa 3"):
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raise Exception("Failed to set STA as cellular data not-capable")
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time.sleep(0.2)
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sta = hapd.get_sta(addr)
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if 'mbo_cell_capa' not in sta:
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raise Exception("mbo_cell_capa missing after update")
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if sta['mbo_cell_capa'] != '3':
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raise Exception("mbo_cell_capa not updated properly")
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def test_mbo_cell_capa_update_pmf(dev, apdev):
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"""MBO cellular data capability update with PMF required"""
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ssid = "test-wnm-mbo"
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passphrase = "12345678"
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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params["wpa_key_mgmt"] = "WPA-PSK-SHA256";
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params["ieee80211w"] = "2";
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params['mbo'] = '1'
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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bssid = apdev[0]['bssid']
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if "OK" not in dev[0].request("SET mbo_cell_capa 1"):
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raise Exception("Failed to set STA as cellular data capable")
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dev[0].connect(ssid, psk=passphrase, key_mgmt="WPA-PSK-SHA256",
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proto="WPA2", ieee80211w="2", scan_freq="2412")
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addr = dev[0].own_addr()
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sta = hapd.get_sta(addr)
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if 'mbo_cell_capa' not in sta or sta['mbo_cell_capa'] != '1':
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raise Exception("mbo_cell_capa missing after association")
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if "OK" not in dev[0].request("SET mbo_cell_capa 3"):
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raise Exception("Failed to set STA as cellular data not-capable")
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time.sleep(0.2)
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sta = hapd.get_sta(addr)
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if 'mbo_cell_capa' not in sta:
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raise Exception("mbo_cell_capa missing after update")
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if sta['mbo_cell_capa'] != '3':
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raise Exception("mbo_cell_capa not updated properly")
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def test_mbo_non_pref_chan(dev, apdev):
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"""MBO non-preferred channel list"""
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ssid = "test-wnm-mbo"
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params = { 'ssid': ssid, 'mbo': '1' }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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bssid = apdev[0]['bssid']
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if "OK" not in dev[0].request("SET non_pref_chan 81:7:200:3"):
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raise Exception("Failed to set non-preferred channel list")
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if "OK" not in dev[0].request("SET non_pref_chan 81:7:200:1:123 81:9:100:2"):
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raise Exception("Failed to set non-preferred channel list")
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dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
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addr = dev[0].own_addr()
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sta = hapd.get_sta(addr)
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logger.debug("STA: " + str(sta))
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if 'non_pref_chan[0]' not in sta:
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raise Exception("Missing non_pref_chan[0] value (assoc)")
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if sta['non_pref_chan[0]'] != '81:200:1:123:7':
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raise Exception("Unexpected non_pref_chan[0] value (assoc)")
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if 'non_pref_chan[1]' not in sta:
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raise Exception("Missing non_pref_chan[1] value (assoc)")
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if sta['non_pref_chan[1]'] != '81:100:2:0:9':
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raise Exception("Unexpected non_pref_chan[1] value (assoc)")
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if 'non_pref_chan[2]' in sta:
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raise Exception("Unexpected non_pref_chan[2] value (assoc)")
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if "OK" not in dev[0].request("SET non_pref_chan 81:9:100:2"):
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raise Exception("Failed to update non-preferred channel list")
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time.sleep(0.1)
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sta = hapd.get_sta(addr)
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logger.debug("STA: " + str(sta))
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if 'non_pref_chan[0]' not in sta:
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raise Exception("Missing non_pref_chan[0] value (update 1)")
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if sta['non_pref_chan[0]'] != '81:100:2:0:9':
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raise Exception("Unexpected non_pref_chan[0] value (update 1)")
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if 'non_pref_chan[1]' in sta:
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raise Exception("Unexpected non_pref_chan[2] value (update 1)")
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if "OK" not in dev[0].request("SET non_pref_chan 81:9:100:2 81:10:100:2 81:8:100:2 81:7:100:1:123 81:5:100:1:124"):
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raise Exception("Failed to update non-preferred channel list")
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time.sleep(0.1)
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sta = hapd.get_sta(addr)
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logger.debug("STA: " + str(sta))
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if 'non_pref_chan[0]' not in sta:
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raise Exception("Missing non_pref_chan[0] value (update 2)")
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if sta['non_pref_chan[0]'] != '81:100:1:123:7':
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raise Exception("Unexpected non_pref_chan[0] value (update 2)")
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if 'non_pref_chan[1]' not in sta:
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raise Exception("Missing non_pref_chan[1] value (update 2)")
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if sta['non_pref_chan[1]'] != '81:100:1:124:5':
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raise Exception("Unexpected non_pref_chan[1] value (update 2)")
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if 'non_pref_chan[2]' not in sta:
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raise Exception("Missing non_pref_chan[2] value (update 2)")
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if sta['non_pref_chan[2]'] != '81:100:2:0:9,10,8':
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raise Exception("Unexpected non_pref_chan[2] value (update 2)")
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if 'non_pref_chan[3]' in sta:
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raise Exception("Unexpected non_pref_chan[3] value (update 2)")
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if "OK" not in dev[0].request("SET non_pref_chan 81:5:90:2 82:14:91:2"):
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raise Exception("Failed to update non-preferred channel list")
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time.sleep(0.1)
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sta = hapd.get_sta(addr)
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logger.debug("STA: " + str(sta))
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if 'non_pref_chan[0]' not in sta:
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raise Exception("Missing non_pref_chan[0] value (update 3)")
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if sta['non_pref_chan[0]'] != '81:90:2:0:5':
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raise Exception("Unexpected non_pref_chan[0] value (update 3)")
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if 'non_pref_chan[1]' not in sta:
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raise Exception("Missing non_pref_chan[1] value (update 3)")
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if sta['non_pref_chan[1]'] != '82:91:2:0:14':
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raise Exception("Unexpected non_pref_chan[1] value (update 3)")
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if 'non_pref_chan[2]' in sta:
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raise Exception("Unexpected non_pref_chan[2] value (update 3)")
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if "OK" not in dev[0].request("SET non_pref_chan "):
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raise Exception("Failed to update non-preferred channel list")
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time.sleep(0.1)
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sta = hapd.get_sta(addr)
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logger.debug("STA: " + str(sta))
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if 'non_pref_chan[0]' in sta:
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raise Exception("Unexpected non_pref_chan[0] value (update 4)")
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def test_mbo_sta_supp_op_classes(dev, apdev):
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"""MBO STA supported operating classes"""
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ssid = "test-wnm-mbo"
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params = { 'ssid': ssid, 'mbo': '1' }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
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addr = dev[0].own_addr()
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sta = hapd.get_sta(addr)
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logger.debug("STA: " + str(sta))
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if 'supp_op_classes' not in sta:
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raise Exception("No supp_op_classes")
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supp = bytearray(sta['supp_op_classes'].decode("hex"))
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if supp[0] != 81:
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raise Exception("Unexpected current operating class %d" % supp[0])
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if 115 not in supp:
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raise Exception("Operating class 115 missing")
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