2e0d48e5c8
This cleans up vm-run.sh output and makes information more easily available from the *.log files. Signed-off-by: Jouni Malinen <j@w1.fi>
820 lines
32 KiB
Python
820 lines
32 KiB
Python
# WPA2-Personal tests
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# Copyright (c) 2014, Qualcomm Atheros, Inc.
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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 binascii
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import hashlib
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import hmac
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import logging
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logger = logging.getLogger()
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import os
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import struct
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import subprocess
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import time
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import hostapd
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import hwsim_utils
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def check_mib(dev, vals):
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mib = dev.get_mib()
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for v in vals:
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if mib[v[0]] != v[1]:
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raise Exception("Unexpected {} = {} (expected {})".format(v[0], mib[v[0]], v[1]))
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def test_ap_wpa2_psk(dev, apdev):
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"""WPA2-PSK AP with PSK instead of passphrase"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
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params = hostapd.wpa2_params(ssid=ssid)
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params['wpa_psk'] = psk
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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key_mgmt = hapd.get_config()['key_mgmt']
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if key_mgmt.split(' ')[0] != "WPA-PSK":
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raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
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dev[0].connect(ssid, raw_psk=psk, scan_freq="2412")
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dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
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sig = dev[0].request("SIGNAL_POLL").splitlines()
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pkt = dev[0].request("PKTCNT_POLL").splitlines()
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if "FREQUENCY=2412" not in sig:
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raise Exception("Unexpected SIGNAL_POLL value: " + str(sig))
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if "TXBAD=0" not in pkt:
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raise Exception("Unexpected TXBAD value: " + str(pkt))
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def test_ap_wpa2_psk_file(dev, apdev):
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"""WPA2-PSK AP with PSK from a file"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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params['wpa_psk_file'] = 'hostapd.wpa_psk'
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hostapd.add_ap(apdev[0]['ifname'], params)
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dev[1].connect(ssid, psk="very secret", scan_freq="2412", wait_connect=False)
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dev[2].connect(ssid, raw_psk=psk, scan_freq="2412")
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dev[2].request("REMOVE_NETWORK all")
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dev[0].connect(ssid, psk="very secret", scan_freq="2412")
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dev[0].request("REMOVE_NETWORK all")
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dev[2].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
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dev[0].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
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ev = dev[1].wait_event(["WPA: 4-Way Handshake failed"], timeout=10)
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if ev is None:
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raise Exception("Timed out while waiting for failure report")
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dev[1].request("REMOVE_NETWORK all")
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def test_ap_wpa2_ptk_rekey(dev, apdev):
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"""WPA2-PSK AP and PTK rekey enforced by station"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, wpa_ptk_rekey="1", scan_freq="2412")
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ev = dev[0].wait_event(["WPA: Key negotiation completed"])
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if ev is None:
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raise Exception("PTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_wpa2_ptk_rekey_ap(dev, apdev):
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"""WPA2-PSK AP and PTK rekey enforced by AP"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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params['wpa_ptk_rekey'] = '2'
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
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ev = dev[0].wait_event(["WPA: Key negotiation completed"])
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if ev is None:
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raise Exception("PTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_wpa2_sha256_ptk_rekey(dev, apdev):
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"""WPA2-PSK/SHA256 AKM AP and PTK rekey enforced by station"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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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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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, key_mgmt="WPA-PSK-SHA256",
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wpa_ptk_rekey="1", scan_freq="2412")
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ev = dev[0].wait_event(["WPA: Key negotiation completed"])
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if ev is None:
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raise Exception("PTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-6"),
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("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-6") ])
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def test_ap_wpa2_sha256_ptk_rekey_ap(dev, apdev):
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"""WPA2-PSK/SHA256 AKM AP and PTK rekey enforced by AP"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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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['wpa_ptk_rekey'] = '2'
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, key_mgmt="WPA-PSK-SHA256",
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scan_freq="2412")
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ev = dev[0].wait_event(["WPA: Key negotiation completed"])
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if ev is None:
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raise Exception("PTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-6"),
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("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-6") ])
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def test_ap_wpa_ptk_rekey(dev, apdev):
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"""WPA-PSK/TKIP AP and PTK rekey enforced by station"""
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ssid = "test-wpa-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, wpa_ptk_rekey="1", scan_freq="2412")
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if "[WPA-PSK-TKIP]" not in dev[0].request("SCAN_RESULTS"):
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raise Exception("Scan results missing WPA element info")
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ev = dev[0].wait_event(["WPA: Key negotiation completed"])
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if ev is None:
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raise Exception("PTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_wpa_ptk_rekey_ap(dev, apdev):
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"""WPA-PSK/TKIP AP and PTK rekey enforced by AP"""
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ssid = "test-wpa-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
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params['wpa_ptk_rekey'] = '2'
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
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ev = dev[0].wait_event(["WPA: Key negotiation completed"], timeout=10)
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if ev is None:
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raise Exception("PTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_wpa_ccmp(dev, apdev):
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"""WPA-PSK/CCMP"""
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ssid = "test-wpa-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
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params['wpa_pairwise'] = "CCMP"
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
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hwsim_utils.test_connectivity(dev[0], hapd)
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check_mib(dev[0], [ ("dot11RSNAConfigGroupCipherSize", "128"),
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("dot11RSNAGroupCipherRequested", "00-50-f2-4"),
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("dot11RSNAPairwiseCipherRequested", "00-50-f2-4"),
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("dot11RSNAAuthenticationSuiteRequested", "00-50-f2-2"),
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("dot11RSNAGroupCipherSelected", "00-50-f2-4"),
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("dot11RSNAPairwiseCipherSelected", "00-50-f2-4"),
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("dot11RSNAAuthenticationSuiteSelected", "00-50-f2-2"),
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("dot1xSuppSuppControlledPortStatus", "Authorized") ])
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def test_ap_wpa2_psk_file(dev, apdev):
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"""WPA2-PSK AP with various PSK file error and success cases"""
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addr0 = dev[0].p2p_dev_addr()
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addr1 = dev[1].p2p_dev_addr()
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addr2 = dev[2].p2p_dev_addr()
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ssid = "psk"
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pskfile = "/tmp/ap_wpa2_psk_file_errors.psk_file"
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try:
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os.remove(pskfile)
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except:
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pass
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params = { "ssid": ssid, "wpa": "2", "wpa_key_mgmt": "WPA-PSK",
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"rsn_pairwise": "CCMP", "wpa_psk_file": pskfile }
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try:
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# missing PSK file
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hapd = hostapd.add_ap(apdev[0]['ifname'], params, no_enable=True)
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if "FAIL" not in hapd.request("ENABLE"):
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raise Exception("Unexpected ENABLE success")
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hapd.request("DISABLE")
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# invalid MAC address
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with open(pskfile, "w") as f:
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f.write("\n")
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f.write("foo\n")
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if "FAIL" not in hapd.request("ENABLE"):
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raise Exception("Unexpected ENABLE success")
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hapd.request("DISABLE")
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# no PSK on line
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with open(pskfile, "w") as f:
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f.write("00:11:22:33:44:55\n")
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if "FAIL" not in hapd.request("ENABLE"):
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raise Exception("Unexpected ENABLE success")
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hapd.request("DISABLE")
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# invalid PSK
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with open(pskfile, "w") as f:
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f.write("00:11:22:33:44:55 1234567\n")
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if "FAIL" not in hapd.request("ENABLE"):
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raise Exception("Unexpected ENABLE success")
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hapd.request("DISABLE")
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# valid PSK file
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with open(pskfile, "w") as f:
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f.write("00:11:22:33:44:55 12345678\n")
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f.write(addr0 + " 123456789\n")
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f.write(addr1 + " 123456789a\n")
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f.write(addr2 + " 0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef\n")
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if "FAIL" in hapd.request("ENABLE"):
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raise Exception("Unexpected ENABLE failure")
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dev[0].connect(ssid, psk="123456789", scan_freq="2412")
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dev[1].connect(ssid, psk="123456789a", scan_freq="2412")
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dev[2].connect(ssid, raw_psk="0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", scan_freq="2412")
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finally:
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try:
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os.remove(pskfile)
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except:
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pass
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def test_ap_wpa2_psk_wildcard_ssid(dev, apdev):
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"""WPA2-PSK AP and wildcard SSID configuration"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect("", bssid=apdev[0]['bssid'], psk=passphrase,
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scan_freq="2412")
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dev[1].connect("", bssid=apdev[0]['bssid'], raw_psk=psk, scan_freq="2412")
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def test_ap_wpa2_gtk_rekey(dev, apdev):
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"""WPA2-PSK AP and GTK rekey enforced by AP"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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params['wpa_group_rekey'] = '1'
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
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ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
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if ev is None:
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raise Exception("GTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_wpa_gtk_rekey(dev, apdev):
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"""WPA-PSK/TKIP AP and GTK rekey enforced by AP"""
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ssid = "test-wpa-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
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params['wpa_group_rekey'] = '1'
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
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ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
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if ev is None:
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raise Exception("GTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_wpa2_gmk_rekey(dev, apdev):
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"""WPA2-PSK AP and GMK and GTK rekey enforced by AP"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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params['wpa_group_rekey'] = '1'
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params['wpa_gmk_rekey'] = '2'
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
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for i in range(0, 3):
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ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
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if ev is None:
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raise Exception("GTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_wpa2_strict_rekey(dev, apdev):
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"""WPA2-PSK AP and strict GTK rekey enforced by AP"""
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ssid = "test-wpa2-psk"
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passphrase = 'qwertyuiop'
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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params['wpa_strict_rekey'] = '1'
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
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dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
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dev[1].request("DISCONNECT")
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ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
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if ev is None:
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raise Exception("GTK rekey timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_wpa2_bridge_fdb(dev, apdev):
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"""Bridge FDB entry removal"""
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try:
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ssid = "test-wpa2-psk"
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passphrase = "12345678"
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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params['bridge'] = 'ap-br0'
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hostapd.add_ap(apdev[0]['ifname'], params)
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subprocess.call(['sudo', 'brctl', 'setfd', 'ap-br0', '0'])
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subprocess.call(['sudo', 'ip', 'link', 'set', 'dev', 'ap-br0', 'up'])
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412",
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bssid=apdev[0]['bssid'])
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dev[1].connect(ssid, psk=passphrase, scan_freq="2412",
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bssid=apdev[0]['bssid'])
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addr0 = dev[0].p2p_interface_addr()
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hwsim_utils.test_connectivity_sta(dev[0], dev[1])
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cmd = subprocess.Popen(['brctl', 'showmacs', 'ap-br0'],
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stdout=subprocess.PIPE)
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macs1 = cmd.stdout.read()
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dev[0].request("DISCONNECT")
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dev[1].request("DISCONNECT")
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time.sleep(1)
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cmd = subprocess.Popen(['brctl', 'showmacs', 'ap-br0'],
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stdout=subprocess.PIPE)
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macs2 = cmd.stdout.read()
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addr1 = dev[1].p2p_interface_addr()
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if addr0 not in macs1 or addr1 not in macs1:
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raise Exception("Bridge FDB entry missing")
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if addr0 in macs2 or addr1 in macs2:
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raise Exception("Bridge FDB entry was not removed")
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finally:
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subprocess.call(['sudo', 'ip', 'link', 'set', 'dev', 'ap-br0', 'down'])
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subprocess.call(['sudo', 'brctl', 'delbr', 'ap-br0'])
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def test_ap_wpa2_already_in_bridge(dev, apdev):
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"""hostapd behavior with interface already in bridge"""
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ifname = apdev[0]['ifname']
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br_ifname = 'ext-ap-br0'
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try:
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ssid = "test-wpa2-psk"
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passphrase = "12345678"
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subprocess.call(['brctl', 'addbr', br_ifname])
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subprocess.call(['brctl', 'setfd', br_ifname, '0'])
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subprocess.call(['ip', 'link', 'set', 'dev', br_ifname, 'up'])
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subprocess.call(['iw', ifname, 'set', 'type', '__ap'])
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subprocess.call(['brctl', 'addif', br_ifname, ifname])
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
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hapd = hostapd.add_ap(ifname, params)
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if hapd.get_driver_status_field('brname') != br_ifname:
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raise Exception("Bridge name not identified correctly")
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dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
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finally:
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subprocess.call(['ip', 'link', 'set', 'dev', br_ifname, 'down'])
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subprocess.call(['brctl', 'delif', br_ifname, ifname])
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subprocess.call(['iw', ifname, 'set', 'type', 'station'])
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subprocess.call(['brctl', 'delbr', br_ifname])
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def test_ap_wpa2_in_different_bridge(dev, apdev):
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"""hostapd behavior with interface in different bridge"""
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ifname = apdev[0]['ifname']
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br_ifname = 'ext-ap-br0'
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try:
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ssid = "test-wpa2-psk"
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passphrase = "12345678"
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subprocess.call(['brctl', 'addbr', br_ifname])
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subprocess.call(['brctl', 'setfd', br_ifname, '0'])
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subprocess.call(['ip', 'link', 'set', 'dev', br_ifname, 'up'])
|
|
subprocess.call(['iw', ifname, 'set', 'type', '__ap'])
|
|
subprocess.call(['brctl', 'addif', br_ifname, ifname])
|
|
time.sleep(0.5)
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
|
|
params['bridge'] = 'ap-br0'
|
|
hapd = hostapd.add_ap(ifname, params)
|
|
subprocess.call(['brctl', 'setfd', 'ap-br0', '0'])
|
|
subprocess.call(['ip', 'link', 'set', 'dev', 'ap-br0', 'up'])
|
|
brname = hapd.get_driver_status_field('brname')
|
|
if brname != 'ap-br0':
|
|
raise Exception("Incorrect bridge: " + brname)
|
|
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
|
|
hwsim_utils.test_connectivity_iface(dev[0], hapd, "ap-br0")
|
|
if hapd.get_driver_status_field("added_bridge") != "1":
|
|
raise Exception("Unexpected added_bridge value")
|
|
if hapd.get_driver_status_field("added_if_into_bridge") != "1":
|
|
raise Exception("Unexpected added_if_into_bridge value")
|
|
dev[0].request("DISCONNECT")
|
|
hapd.disable()
|
|
finally:
|
|
subprocess.call(['ip', 'link', 'set', 'dev', br_ifname, 'down'])
|
|
subprocess.call(['brctl', 'delif', br_ifname, ifname],
|
|
stderr=open('/dev/null', 'w'))
|
|
subprocess.call(['brctl', 'delbr', br_ifname])
|
|
|
|
def test_ap_wpa2_ext_add_to_bridge(dev, apdev):
|
|
"""hostapd behavior with interface added to bridge externally"""
|
|
ifname = apdev[0]['ifname']
|
|
br_ifname = 'ext-ap-br0'
|
|
try:
|
|
ssid = "test-wpa2-psk"
|
|
passphrase = "12345678"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
|
|
hapd = hostapd.add_ap(ifname, params)
|
|
|
|
subprocess.call(['brctl', 'addbr', br_ifname])
|
|
subprocess.call(['brctl', 'setfd', br_ifname, '0'])
|
|
subprocess.call(['ip', 'link', 'set', 'dev', br_ifname, 'up'])
|
|
subprocess.call(['brctl', 'addif', br_ifname, ifname])
|
|
dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
|
|
if hapd.get_driver_status_field('brname') != br_ifname:
|
|
raise Exception("Bridge name not identified correctly")
|
|
finally:
|
|
subprocess.call(['ip', 'link', 'set', 'dev', br_ifname, 'down'])
|
|
subprocess.call(['brctl', 'delif', br_ifname, ifname])
|
|
subprocess.call(['brctl', 'delbr', br_ifname])
|
|
|
|
def test_ap_wpa2_psk_ext(dev, apdev):
|
|
"""WPA2-PSK AP using external EAPOL I/O"""
|
|
bssid = apdev[0]['bssid']
|
|
ssid = "test-wpa2-psk"
|
|
passphrase = 'qwertyuiop'
|
|
psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
|
|
params = hostapd.wpa2_params(ssid=ssid)
|
|
params['wpa_psk'] = psk
|
|
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
|
|
hapd.request("SET ext_eapol_frame_io 1")
|
|
dev[0].request("SET ext_eapol_frame_io 1")
|
|
dev[0].connect(ssid, psk=passphrase, scan_freq="2412", wait_connect=False)
|
|
addr = dev[0].p2p_interface_addr()
|
|
while True:
|
|
ev = hapd.wait_event(["EAPOL-TX", "AP-STA-CONNECTED"], timeout=15)
|
|
if ev is None:
|
|
raise Exception("Timeout on EAPOL-TX from hostapd")
|
|
if "AP-STA-CONNECTED" in ev:
|
|
dev[0].wait_connected(timeout=15)
|
|
break
|
|
res = dev[0].request("EAPOL_RX " + bssid + " " + ev.split(' ')[2])
|
|
if "OK" not in res:
|
|
raise Exception("EAPOL_RX to wpa_supplicant failed")
|
|
ev = dev[0].wait_event(["EAPOL-TX", "CTRL-EVENT-CONNECTED"], timeout=15)
|
|
if ev is None:
|
|
raise Exception("Timeout on EAPOL-TX from wpa_supplicant")
|
|
if "CTRL-EVENT-CONNECTED" in ev:
|
|
break
|
|
res = hapd.request("EAPOL_RX " + addr + " " + ev.split(' ')[2])
|
|
if "OK" not in res:
|
|
raise Exception("EAPOL_RX to hostapd failed")
|
|
|
|
def parse_eapol(data):
|
|
(version, type, length) = struct.unpack('>BBH', data[0:4])
|
|
payload = data[4:]
|
|
if length > len(payload):
|
|
raise Exception("Invalid EAPOL length")
|
|
if length < len(payload):
|
|
payload = payload[0:length]
|
|
eapol = {}
|
|
eapol['version'] = version
|
|
eapol['type'] = type
|
|
eapol['length'] = length
|
|
eapol['payload'] = payload
|
|
if type == 3:
|
|
# EAPOL-Key
|
|
(eapol['descr_type'],) = struct.unpack('B', payload[0:1])
|
|
payload = payload[1:]
|
|
if eapol['descr_type'] == 2 or eapol['descr_type'] == 254:
|
|
# RSN EAPOL-Key
|
|
(key_info, key_len) = struct.unpack('>HH', payload[0:4])
|
|
eapol['rsn_key_info'] = key_info
|
|
eapol['rsn_key_len'] = key_len
|
|
eapol['rsn_replay_counter'] = payload[4:12]
|
|
eapol['rsn_key_nonce'] = payload[12:44]
|
|
eapol['rsn_key_iv'] = payload[44:60]
|
|
eapol['rsn_key_rsc'] = payload[60:68]
|
|
eapol['rsn_key_id'] = payload[68:76]
|
|
eapol['rsn_key_mic'] = payload[76:92]
|
|
payload = payload[92:]
|
|
(eapol['rsn_key_data_len'],) = struct.unpack('>H', payload[0:2])
|
|
payload = payload[2:]
|
|
eapol['rsn_key_data'] = payload
|
|
return eapol
|
|
|
|
def build_eapol(msg):
|
|
data = struct.pack(">BBH", msg['version'], msg['type'], msg['length'])
|
|
if msg['type'] == 3:
|
|
data += struct.pack('>BHH', msg['descr_type'], msg['rsn_key_info'],
|
|
msg['rsn_key_len'])
|
|
data += msg['rsn_replay_counter']
|
|
data += msg['rsn_key_nonce']
|
|
data += msg['rsn_key_iv']
|
|
data += msg['rsn_key_rsc']
|
|
data += msg['rsn_key_id']
|
|
data += msg['rsn_key_mic']
|
|
data += struct.pack('>H', msg['rsn_key_data_len'])
|
|
data += msg['rsn_key_data']
|
|
else:
|
|
data += msg['payload']
|
|
return data
|
|
|
|
def sha1_prf(key, label, data, outlen):
|
|
res = ''
|
|
counter = 0
|
|
while outlen > 0:
|
|
m = hmac.new(key, label, hashlib.sha1)
|
|
m.update(struct.pack('B', 0))
|
|
m.update(data)
|
|
m.update(struct.pack('B', counter))
|
|
counter += 1
|
|
hash = m.digest()
|
|
if outlen > len(hash):
|
|
res += hash
|
|
outlen -= len(hash)
|
|
else:
|
|
res += hash[0:outlen]
|
|
outlen = 0
|
|
return res
|
|
|
|
def pmk_to_ptk(pmk, addr1, addr2, nonce1, nonce2):
|
|
if addr1 < addr2:
|
|
data = binascii.unhexlify(addr1.replace(':','')) + binascii.unhexlify(addr2.replace(':',''))
|
|
else:
|
|
data = binascii.unhexlify(addr2.replace(':','')) + binascii.unhexlify(addr1.replace(':',''))
|
|
if nonce1 < nonce2:
|
|
data += nonce1 + nonce2
|
|
else:
|
|
data += nonce2 + nonce1
|
|
label = "Pairwise key expansion"
|
|
ptk = sha1_prf(pmk, label, data, 48)
|
|
kck = ptk[0:16]
|
|
kek = ptk[16:32]
|
|
return (ptk, kck, kek)
|
|
|
|
def eapol_key_mic(kck, msg):
|
|
msg['rsn_key_mic'] = binascii.unhexlify('00000000000000000000000000000000')
|
|
data = build_eapol(msg)
|
|
m = hmac.new(kck, data, hashlib.sha1)
|
|
msg['rsn_key_mic'] = m.digest()[0:16]
|
|
|
|
def rsn_eapol_key_set(msg, key_info, key_len, nonce, data):
|
|
msg['rsn_key_info'] = key_info
|
|
msg['rsn_key_len'] = key_len
|
|
if nonce:
|
|
msg['rsn_key_nonce'] = nonce
|
|
else:
|
|
msg['rsn_key_nonce'] = binascii.unhexlify('0000000000000000000000000000000000000000000000000000000000000000')
|
|
if data:
|
|
msg['rsn_key_data_len'] = len(data)
|
|
msg['rsn_key_data'] = data
|
|
msg['length'] = 95 + len(data)
|
|
else:
|
|
msg['rsn_key_data_len'] = 0
|
|
msg['rsn_key_data'] = ''
|
|
msg['length'] = 95
|
|
|
|
def recv_eapol(hapd):
|
|
ev = hapd.wait_event(["EAPOL-TX"], timeout=15)
|
|
if ev is None:
|
|
raise Exception("Timeout on EAPOL-TX from hostapd")
|
|
eapol = binascii.unhexlify(ev.split(' ')[2])
|
|
return parse_eapol(eapol)
|
|
|
|
def send_eapol(hapd, addr, data):
|
|
res = hapd.request("EAPOL_RX " + addr + " " + binascii.hexlify(data))
|
|
if "OK" not in res:
|
|
raise Exception("EAPOL_RX to hostapd failed")
|
|
|
|
def reply_eapol(info, hapd, addr, msg, key_info, nonce, data, kck):
|
|
logger.info("Send EAPOL-Key msg " + info)
|
|
rsn_eapol_key_set(msg, key_info, 0, nonce, data)
|
|
eapol_key_mic(kck, msg)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
def hapd_connected(hapd):
|
|
ev = hapd.wait_event(["AP-STA-CONNECTED"], timeout=15)
|
|
if ev is None:
|
|
raise Exception("Timeout on AP-STA-CONNECTED from hostapd")
|
|
|
|
def eapol_test(apdev, dev, wpa2=True):
|
|
bssid = apdev['bssid']
|
|
if wpa2:
|
|
ssid = "test-wpa2-psk"
|
|
else:
|
|
ssid = "test-wpa-psk"
|
|
psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
|
|
pmk = binascii.unhexlify(psk)
|
|
if wpa2:
|
|
params = hostapd.wpa2_params(ssid=ssid)
|
|
else:
|
|
params = hostapd.wpa_params(ssid=ssid)
|
|
params['wpa_psk'] = psk
|
|
hapd = hostapd.add_ap(apdev['ifname'], params)
|
|
hapd.request("SET ext_eapol_frame_io 1")
|
|
dev.request("SET ext_eapol_frame_io 1")
|
|
dev.connect(ssid, psk="not used", scan_freq="2412", wait_connect=False)
|
|
addr = dev.p2p_interface_addr()
|
|
if wpa2:
|
|
rsne = binascii.unhexlify('30140100000fac040100000fac040100000fac020000')
|
|
else:
|
|
rsne = binascii.unhexlify('dd160050f20101000050f20201000050f20201000050f202')
|
|
snonce = binascii.unhexlify('1111111111111111111111111111111111111111111111111111111111111111')
|
|
return (bssid,ssid,hapd,snonce,pmk,addr,rsne)
|
|
|
|
def test_ap_wpa2_psk_ext_eapol(dev, apdev):
|
|
"""WPA2-PSK AP using external EAPOL supplicant"""
|
|
(bssid,ssid,hapd,snonce,pmk,addr,rsne) = eapol_test(apdev[0], dev[0])
|
|
|
|
msg = recv_eapol(hapd)
|
|
anonce = msg['rsn_key_nonce']
|
|
logger.info("Replay same data back")
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce, anonce)
|
|
|
|
logger.info("Truncated Key Data in EAPOL-Key msg 2/4")
|
|
rsn_eapol_key_set(msg, 0x0101, 0, snonce, rsne)
|
|
msg['length'] = 95 + 22 - 1
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
reply_eapol("2/4", hapd, addr, msg, 0x010a, snonce, rsne, kck)
|
|
|
|
msg = recv_eapol(hapd)
|
|
if anonce != msg['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
logger.info("Replay same data back")
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
reply_eapol("4/4", hapd, addr, msg, 0x030a, None, None, kck)
|
|
hapd_connected(hapd)
|
|
|
|
def test_ap_wpa2_psk_ext_eapol_retry1(dev, apdev):
|
|
"""WPA2 4-way handshake with EAPOL-Key 1/4 retransmitted"""
|
|
(bssid,ssid,hapd,snonce,pmk,addr,rsne) = eapol_test(apdev[0], dev[0])
|
|
|
|
msg1 = recv_eapol(hapd)
|
|
anonce = msg1['rsn_key_nonce']
|
|
|
|
msg2 = recv_eapol(hapd)
|
|
if anonce != msg2['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
|
|
(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce, anonce)
|
|
|
|
logger.info("Send EAPOL-Key msg 2/4")
|
|
msg = msg2
|
|
rsn_eapol_key_set(msg, 0x010a, 0, snonce, rsne)
|
|
eapol_key_mic(kck, msg)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
msg = recv_eapol(hapd)
|
|
if anonce != msg['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
|
|
reply_eapol("4/4", hapd, addr, msg, 0x030a, None, None, kck)
|
|
hapd_connected(hapd)
|
|
|
|
def test_ap_wpa2_psk_ext_eapol_retry1b(dev, apdev):
|
|
"""WPA2 4-way handshake with EAPOL-Key 1/4 and 2/4 retransmitted"""
|
|
(bssid,ssid,hapd,snonce,pmk,addr,rsne) = eapol_test(apdev[0], dev[0])
|
|
|
|
msg1 = recv_eapol(hapd)
|
|
anonce = msg1['rsn_key_nonce']
|
|
msg2 = recv_eapol(hapd)
|
|
if anonce != msg2['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
|
|
(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce, anonce)
|
|
reply_eapol("2/4 (a)", hapd, addr, msg1, 0x010a, snonce, rsne, kck)
|
|
reply_eapol("2/4 (b)", hapd, addr, msg2, 0x010a, snonce, rsne, kck)
|
|
|
|
msg = recv_eapol(hapd)
|
|
if anonce != msg['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
|
|
reply_eapol("4/4", hapd, addr, msg, 0x030a, None, None, kck)
|
|
hapd_connected(hapd)
|
|
|
|
def test_ap_wpa2_psk_ext_eapol_retry1c(dev, apdev):
|
|
"""WPA2 4-way handshake with EAPOL-Key 1/4 and 2/4 retransmitted and SNonce changing"""
|
|
(bssid,ssid,hapd,snonce,pmk,addr,rsne) = eapol_test(apdev[0], dev[0])
|
|
|
|
msg1 = recv_eapol(hapd)
|
|
anonce = msg1['rsn_key_nonce']
|
|
|
|
msg2 = recv_eapol(hapd)
|
|
if anonce != msg2['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce, anonce)
|
|
reply_eapol("2/4 (a)", hapd, addr, msg1, 0x010a, snonce, rsne, kck)
|
|
|
|
snonce2 = binascii.unhexlify('2222222222222222222222222222222222222222222222222222222222222222')
|
|
(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce2, anonce)
|
|
reply_eapol("2/4 (b)", hapd, addr, msg2, 0x010a, snonce2, rsne, kck)
|
|
|
|
msg = recv_eapol(hapd)
|
|
if anonce != msg['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
reply_eapol("4/4", hapd, addr, msg, 0x030a, None, None, kck)
|
|
hapd_connected(hapd)
|
|
|
|
def test_ap_wpa2_psk_ext_eapol_retry1d(dev, apdev):
|
|
"""WPA2 4-way handshake with EAPOL-Key 1/4 and 2/4 retransmitted and SNonce changing and older used"""
|
|
(bssid,ssid,hapd,snonce,pmk,addr,rsne) = eapol_test(apdev[0], dev[0])
|
|
|
|
msg1 = recv_eapol(hapd)
|
|
anonce = msg1['rsn_key_nonce']
|
|
msg2 = recv_eapol(hapd)
|
|
if anonce != msg2['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
|
|
(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce, anonce)
|
|
reply_eapol("2/4 (a)", hapd, addr, msg1, 0x010a, snonce, rsne, kck)
|
|
|
|
snonce2 = binascii.unhexlify('2222222222222222222222222222222222222222222222222222222222222222')
|
|
(ptk2, kck2, kek2) = pmk_to_ptk(pmk, addr, bssid, snonce2, anonce)
|
|
|
|
reply_eapol("2/4 (b)", hapd, addr, msg2, 0x010a, snonce2, rsne, kck2)
|
|
msg = recv_eapol(hapd)
|
|
if anonce != msg['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
reply_eapol("4/4", hapd, addr, msg, 0x030a, None, None, kck)
|
|
hapd_connected(hapd)
|
|
|
|
def test_ap_wpa2_psk_ext_eapol_type_diff(dev, apdev):
|
|
"""WPA2 4-way handshake using external EAPOL supplicant"""
|
|
(bssid,ssid,hapd,snonce,pmk,addr,rsne) = eapol_test(apdev[0], dev[0])
|
|
|
|
msg = recv_eapol(hapd)
|
|
anonce = msg['rsn_key_nonce']
|
|
|
|
(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce, anonce)
|
|
|
|
# Incorrect descriptor type (frame dropped)
|
|
msg['descr_type'] = 253
|
|
rsn_eapol_key_set(msg, 0x010a, 0, snonce, rsne)
|
|
eapol_key_mic(kck, msg)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
# Incorrect descriptor type, but with a workaround (frame processed)
|
|
msg['descr_type'] = 254
|
|
rsn_eapol_key_set(msg, 0x010a, 0, snonce, rsne)
|
|
eapol_key_mic(kck, msg)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
msg = recv_eapol(hapd)
|
|
if anonce != msg['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
logger.info("Replay same data back")
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send_eapol(hapd, addr, build_eapol(msg))
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reply_eapol("4/4", hapd, addr, msg, 0x030a, None, None, kck)
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hapd_connected(hapd)
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|
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def test_ap_wpa_psk_ext_eapol(dev, apdev):
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"""WPA2-PSK AP using external EAPOL supplicant"""
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(bssid,ssid,hapd,snonce,pmk,addr,wpae) = eapol_test(apdev[0], dev[0],
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wpa2=False)
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|
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msg = recv_eapol(hapd)
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anonce = msg['rsn_key_nonce']
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logger.info("Replay same data back")
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send_eapol(hapd, addr, build_eapol(msg))
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logger.info("Too short data")
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send_eapol(hapd, addr, build_eapol(msg)[0:98])
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|
|
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(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce, anonce)
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msg['descr_type'] = 2
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reply_eapol("2/4(invalid type)", hapd, addr, msg, 0x010a, snonce, wpae, kck)
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msg['descr_type'] = 254
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reply_eapol("2/4", hapd, addr, msg, 0x010a, snonce, wpae, kck)
|
|
|
|
msg = recv_eapol(hapd)
|
|
if anonce != msg['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
logger.info("Replay same data back")
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
reply_eapol("4/4", hapd, addr, msg, 0x030a, None, None, kck)
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|
hapd_connected(hapd)
|
|
|
|
def test_ap_wpa2_psk_ext_eapol_key_info(dev, apdev):
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|
"""WPA2-PSK 4-way handshake with strange key info values"""
|
|
(bssid,ssid,hapd,snonce,pmk,addr,rsne) = eapol_test(apdev[0], dev[0])
|
|
|
|
msg = recv_eapol(hapd)
|
|
anonce = msg['rsn_key_nonce']
|
|
|
|
(ptk, kck, kek) = pmk_to_ptk(pmk, addr, bssid, snonce, anonce)
|
|
rsn_eapol_key_set(msg, 0x0000, 0, snonce, rsne)
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|
send_eapol(hapd, addr, build_eapol(msg))
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|
rsn_eapol_key_set(msg, 0xffff, 0, snonce, rsne)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
# SMK M1
|
|
rsn_eapol_key_set(msg, 0x2802, 0, snonce, rsne)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
# SMK M3
|
|
rsn_eapol_key_set(msg, 0x2002, 0, snonce, rsne)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
# Request
|
|
rsn_eapol_key_set(msg, 0x0902, 0, snonce, rsne)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
# Request
|
|
rsn_eapol_key_set(msg, 0x0902, 0, snonce, rsne)
|
|
tmp_kck = binascii.unhexlify('00000000000000000000000000000000')
|
|
eapol_key_mic(tmp_kck, msg)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
reply_eapol("2/4", hapd, addr, msg, 0x010a, snonce, rsne, kck)
|
|
|
|
msg = recv_eapol(hapd)
|
|
if anonce != msg['rsn_key_nonce']:
|
|
raise Exception("ANonce changed")
|
|
|
|
# Request (valic MIC)
|
|
rsn_eapol_key_set(msg, 0x0902, 0, snonce, rsne)
|
|
eapol_key_mic(kck, msg)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
# Request (valid MIC, replayed counter)
|
|
rsn_eapol_key_set(msg, 0x0902, 0, snonce, rsne)
|
|
eapol_key_mic(kck, msg)
|
|
send_eapol(hapd, addr, build_eapol(msg))
|
|
|
|
reply_eapol("4/4", hapd, addr, msg, 0x030a, None, None, kck)
|
|
hapd_connected(hapd)
|