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 check_mib(dev, vals):
  15     mib = dev.get_mib()
  16     for v in vals:
  17         if mib[v[0]] != v[1]:
  18             raise Exception("Unexpected {} = {} (expected {})".format(v[0], mib[v[0]], v[1]))
  19
  20 def test_ap_wpa2_psk(dev, apdev):
  21     """WPA2-PSK AP with PSK instead of passphrase"""
  22     ssid = "test-wpa2-psk"
  23     passphrase = 'qwertyuiop'
  24     psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
  25     params = hostapd.wpa2_params(ssid=ssid)
  26     params['wpa_psk'] = psk
  27     hapd = hostapd.add_ap(apdev[0]['ifname'], params)
  28     key_mgmt = hapd.get_config()['key_mgmt']
  29     if key_mgmt.split(' ')[0] != "WPA-PSK":
  30         raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
  31     dev[0].connect(ssid, raw_psk=psk, scan_freq="2412")
  32     dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
  33
  34 def test_ap_wpa2_psk_file(dev, apdev):
  35     """WPA2-PSK AP with PSK from a file"""
  36     ssid = "test-wpa2-psk"
  37     passphrase = 'qwertyuiop'
  38     psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
  39     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  40     params['wpa_psk_file'] = 'hostapd.wpa_psk'
  41     hostapd.add_ap(apdev[0]['ifname'], params)
  42     dev[1].connect(ssid, psk="very secret", scan_freq="2412", wait_connect=False)
  43     dev[2].connect(ssid, raw_psk=psk, scan_freq="2412")
  44     dev[2].request("REMOVE_NETWORK all")
  45     dev[0].connect(ssid, psk="very secret", scan_freq="2412")
  46     dev[0].request("REMOVE_NETWORK all")
  47     dev[2].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
  48     dev[0].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
  49     ev = dev[1].wait_event(["WPA: 4-Way Handshake failed"], timeout=10)
  50     if ev is None:
  51         raise Exception("Timed out while waiting for failure report")
  52     dev[1].request("REMOVE_NETWORK all")
  53
  54 def test_ap_wpa2_ptk_rekey(dev, apdev):
  55     """WPA2-PSK AP and PTK rekey enforced by station"""
  56     ssid = "test-wpa2-psk"
  57     passphrase = 'qwertyuiop'
  58     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  59     hostapd.add_ap(apdev[0]['ifname'], params)
  60     dev[0].connect(ssid, psk=passphrase, wpa_ptk_rekey="1", scan_freq="2412")
  61     ev = dev[0].wait_event(["WPA: Key negotiation completed"])
  62     if ev is None:
  63         raise Exception("PTK rekey timed out")
  64     hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
  65
  66 def test_ap_wpa2_sha256_ptk_rekey(dev, apdev):
  67     """WPA2-PSK/SHA256 AKM AP and PTK rekey enforced by station"""
  68     ssid = "test-wpa2-psk"
  69     passphrase = 'qwertyuiop'
  70     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  71     params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
  72     hostapd.add_ap(apdev[0]['ifname'], params)
  73     dev[0].connect(ssid, psk=passphrase, key_mgmt="WPA-PSK-SHA256",
  74                    wpa_ptk_rekey="1", scan_freq="2412")
  75     ev = dev[0].wait_event(["WPA: Key negotiation completed"])
  76     if ev is None:
  77         raise Exception("PTK rekey timed out")
  78     hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
  79     check_mib(dev[0], [ ("dot11RSNAAuthenticationSuiteRequested", "00-0f-ac-6"),
  80                         ("dot11RSNAAuthenticationSuiteSelected", "00-0f-ac-6") ])
  81
  82 def test_ap_wpa_ptk_rekey(dev, apdev):
  83     """WPA-PSK/TKIP AP and PTK rekey enforced by station"""
  84     ssid = "test-wpa-psk"
  85     passphrase = 'qwertyuiop'
  86     params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
  87     hostapd.add_ap(apdev[0]['ifname'], params)
  88     dev[0].connect(ssid, psk=passphrase, wpa_ptk_rekey="1", scan_freq="2412")
  89     ev = dev[0].wait_event(["WPA: Key negotiation completed"])
  90     if ev is None:
  91         raise Exception("PTK rekey timed out")
  92     hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
  93
  94 def test_ap_wpa_ccmp(dev, apdev):
  95     """WPA-PSK/CCMP"""
  96     ssid = "test-wpa-psk"
  97     passphrase = 'qwertyuiop'
  98     params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
  99     params['wpa_pairwise'] = "CCMP"
 100     hostapd.add_ap(apdev[0]['ifname'], params)
 101     dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
 102     hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
 103     check_mib(dev[0], [ ("dot11RSNAConfigGroupCipherSize", "128"),
 104                         ("dot11RSNAGroupCipherRequested", "00-50-f2-4"),
 105                         ("dot11RSNAPairwiseCipherRequested", "00-50-f2-4"),
 106                         ("dot11RSNAAuthenticationSuiteRequested", "00-50-f2-2"),
 107                         ("dot11RSNAGroupCipherSelected", "00-50-f2-4"),
 108                         ("dot11RSNAPairwiseCipherSelected", "00-50-f2-4"),
 109                         ("dot11RSNAAuthenticationSuiteSelected", "00-50-f2-2"),
 110                         ("dot1xSuppSuppControlledPortStatus", "Authorized") ])
 111
 112 def test_ap_wpa2_psk_file(dev, apdev):
 113     """WPA2-PSK AP with various PSK file error and success cases"""
 114     addr0 = dev[0].p2p_dev_addr()
 115     addr1 = dev[1].p2p_dev_addr()
 116     addr2 = dev[2].p2p_dev_addr()
 117     ssid = "psk"
 118     pskfile = "/tmp/ap_wpa2_psk_file_errors.psk_file"
 119     try:
 120         os.remove(pskfile)
 121     except:
 122         pass
 123
 124     params = { "ssid": ssid, "wpa": "2", "wpa_key_mgmt": "WPA-PSK",
 125                "rsn_pairwise": "CCMP", "wpa_psk_file": pskfile }
 126
 127     try:
 128         # missing PSK file
 129         hapd = hostapd.add_ap(apdev[0]['ifname'], params, no_enable=True)
 130         if "FAIL" not in hapd.request("ENABLE"):
 131             raise Exception("Unexpected ENABLE success")
 132         hapd.request("DISABLE")
 133
 134         # invalid MAC address
 135         with open(pskfile, "w") as f:
 136             f.write("\n")
 137             f.write("foo\n")
 138         if "FAIL" not in hapd.request("ENABLE"):
 139             raise Exception("Unexpected ENABLE success")
 140         hapd.request("DISABLE")
 141
 142         # no PSK on line
 143         with open(pskfile, "w") as f:
 144             f.write("00:11:22:33:44:55\n")
 145         if "FAIL" not in hapd.request("ENABLE"):
 146             raise Exception("Unexpected ENABLE success")
 147         hapd.request("DISABLE")
 148
 149         # invalid PSK
 150         with open(pskfile, "w") as f:
 151             f.write("00:11:22:33:44:55 1234567\n")
 152         if "FAIL" not in hapd.request("ENABLE"):
 153             raise Exception("Unexpected ENABLE success")
 154         hapd.request("DISABLE")
 155
 156         # valid PSK file
 157         with open(pskfile, "w") as f:
 158             f.write("00:11:22:33:44:55 12345678\n")
 159             f.write(addr0 + " 123456789\n")
 160             f.write(addr1 + " 123456789a\n")
 161             f.write(addr2 + " 0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef\n")
 162         if "FAIL" in hapd.request("ENABLE"):
 163             raise Exception("Unexpected ENABLE failure")
 164
 165         dev[0].connect(ssid, psk="123456789", scan_freq="2412")
 166         dev[1].connect(ssid, psk="123456789a", scan_freq="2412")
 167         dev[2].connect(ssid, raw_psk="0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", scan_freq="2412")
 168
 169     finally:
 170         try:
 171             os.remove(pskfile)
 172         except:
 173             pass