tests/hwsim/test_ap_psk.py

   1 # WPA2-Personal tests
   2 # Copyright (c) 2014, Qualcomm Atheros, Inc.
   3 #
   4 # This software may be distributed under the terms of the BSD license.
   5 # See README for more details.
   6
   7 import logging
   8 logger = logging.getLogger()
   9 import os
  10
  11 import hostapd
  12 import hwsim_utils
  13
  14 def test_ap_wpa2_psk(dev, apdev):
  15     """WPA2-PSK AP with PSK instead of passphrase"""
  16     ssid = "test-wpa2-psk"
  17     passphrase = 'qwertyuiop'
  18     psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
  19     params = hostapd.wpa2_params(ssid=ssid)
  20     params['wpa_psk'] = psk
  21     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
  22     key_mgmt = hapd.get_config()['key_mgmt']
  23     if key_mgmt.split(' ')[0] != "WPA-PSK":
  24         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
  25     dev[0].connect(ssid, raw_psk=psk, scan_freq="2412")
  26     dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
  27
  28 def test_ap_wpa2_psk_file(dev, apdev):
  29     """WPA2-PSK AP with PSK from a file"""
  30     ssid = "test-wpa2-psk"
  31     passphrase = 'qwertyuiop'
  32     psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
  33     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  34     params['wpa_psk_file'] = 'hostapd.wpa_psk'
  35     hostapd.add_ap(apdev[0]['ifname'], params)
  36     dev[1].connect(ssid, psk="very secret", scan_freq="2412", wait_connect=False)
  37     dev[2].connect(ssid, raw_psk=psk, scan_freq="2412")
  38     dev[2].request("REMOVE_NETWORK all")
  39     dev[0].connect(ssid, psk="very secret", scan_freq="2412")
  40     dev[0].request("REMOVE_NETWORK all")
  41     dev[2].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
  42     dev[0].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
  43     ev = dev[1].wait_event(["WPA: 4-Way Handshake failed"], timeout=10)
  44     if ev is None:
  45         raise Exception("Timed out while waiting for failure report")
  46     dev[1].request("REMOVE_NETWORK all")
  47
  48 def test_ap_wpa2_ptk_rekey(dev, apdev):
  49     """WPA2-PSK AP and PTK rekey enforced by station"""
  50     ssid = "test-wpa2-psk"
  51     passphrase = 'qwertyuiop'
  52     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  53     hostapd.add_ap(apdev[0]['ifname'], params)
  54     dev[0].connect(ssid, psk=passphrase, wpa_ptk_rekey="1", scan_freq="2412")
  55     ev = dev[0].wait_event(["WPA: Key negotiation completed"])
  56     if ev is None:
  57         raise Exception("PTK rekey timed out")
  58     hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
  59
  60 def test_ap_wpa2_sha256_ptk_rekey(dev, apdev):
  61     """WPA2-PSK/SHA256 AKM AP and PTK rekey enforced by station"""
  62     ssid = "test-wpa2-psk"
  63     passphrase = 'qwertyuiop'
  64     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  65     params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
  66     hostapd.add_ap(apdev[0]['ifname'], params)
  67     dev[0].connect(ssid, psk=passphrase, key_mgmt="WPA-PSK-SHA256",
  68                    wpa_ptk_rekey="1", scan_freq="2412")
  69     ev = dev[0].wait_event(["WPA: Key negotiation completed"])
  70     if ev is None:
  71         raise Exception("PTK rekey timed out")
  72     hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
  73
  74 def test_ap_wpa_ptk_rekey(dev, apdev):
  75     """WPA-PSK/TKIP AP and PTK rekey enforced by station"""
  76     ssid = "test-wpa-psk"
  77     passphrase = 'qwertyuiop'
  78     params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
  79     hostapd.add_ap(apdev[0]['ifname'], params)
  80     dev[0].connect(ssid, psk=passphrase, wpa_ptk_rekey="1", scan_freq="2412")
  81     ev = dev[0].wait_event(["WPA: Key negotiation completed"])
  82     if ev is None:
  83         raise Exception("PTK rekey timed out")
  84     hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
  85
  86 def test_ap_wpa2_psk_file(dev, apdev):
  87     """WPA2-PSK AP with various PSK file error and success cases"""
  88     addr0 = dev[0].p2p_dev_addr()
  89     addr1 = dev[1].p2p_dev_addr()
  90     addr2 = dev[2].p2p_dev_addr()
  91     ssid = "psk"
  92     pskfile = "/tmp/ap_wpa2_psk_file_errors.psk_file"
  93     try:
  94         os.remove(pskfile)
  95     except:
  96         pass
  97
  98     params = { "ssid": ssid, "wpa": "2", "wpa_key_mgmt": "WPA-PSK",
  99                "rsn_pairwise": "CCMP", "wpa_psk_file": pskfile }
 100
 101     try:
 102         # missing PSK file
 103         hapd = hostapd.add_ap(apdev[0]['ifname'], params, no_enable=True)
 104         if "FAIL" not in hapd.request("ENABLE"):
 105             raise Exception("Unexpected ENABLE success")
 106         hapd.request("DISABLE")
 107
 108         # invalid MAC address
 109         with open(pskfile, "w") as f:
 110             f.write("\n")
 111             f.write("foo\n")
 112         if "FAIL" not in hapd.request("ENABLE"):
 113             raise Exception("Unexpected ENABLE success")
 114         hapd.request("DISABLE")
 115
 116         # no PSK on line
 117         with open(pskfile, "w") as f:
 118             f.write("00:11:22:33:44:55\n")
 119         if "FAIL" not in hapd.request("ENABLE"):
 120             raise Exception("Unexpected ENABLE success")
 121         hapd.request("DISABLE")
 122
 123         # invalid PSK
 124         with open(pskfile, "w") as f:
 125             f.write("00:11:22:33:44:55 1234567\n")
 126         if "FAIL" not in hapd.request("ENABLE"):
 127             raise Exception("Unexpected ENABLE success")
 128         hapd.request("DISABLE")
 129
 130         # valid PSK file
 131         with open(pskfile, "w") as f:
 132             f.write("00:11:22:33:44:55 12345678\n")
 133             f.write(addr0 + " 123456789\n")
 134             f.write(addr1 + " 123456789a\n")
 135             f.write(addr2 + " 0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef\n")
 136         if "FAIL" in hapd.request("ENABLE"):
 137             raise Exception("Unexpected ENABLE failure")
 138
 139         dev[0].connect(ssid, psk="123456789", scan_freq="2412")
 140         dev[1].connect(ssid, psk="123456789a", scan_freq="2412")
 141         dev[2].connect(ssid, raw_psk="0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", scan_freq="2412")
 142
 143     finally:
 144         try:
 145             os.remove(pskfile)
 146         except:
 147             pass