tests/hwsim/test_ssid.py

   1 # -*- coding: utf-8 -*-
   2 # SSID contents and encoding tests
   3 # Copyright (c) 2013-2014, Jouni Malinen <j@w1.fi>
   4 #
   5 # This software may be distributed under the terms of the BSD license.
   6 # See README for more details.
   7
   8 from remotehost import remote_compatible
   9 import logging
  10 logger = logging.getLogger()
  11
  12 import hostapd
  13
  14 @remote_compatible
  15 def test_ssid_hex_encoded(dev, apdev):
  16     """SSID configuration using hex encoded version"""
  17     hostapd.add_ap(apdev[0], { "ssid2": '68656c6c6f' })
  18     dev[0].connect("hello", key_mgmt="NONE", scan_freq="2412")
  19     dev[1].connect(ssid2="68656c6c6f", key_mgmt="NONE", scan_freq="2412")
  20
  21 def test_ssid_printf_encoded(dev, apdev):
  22     """SSID configuration using printf encoded version"""
  23     hostapd.add_ap(apdev[0], { "ssid2": 'P"\\0hello\\nthere"' })
  24     dev[0].connect(ssid2="0068656c6c6f0a7468657265", key_mgmt="NONE",
  25                    scan_freq="2412")
  26     dev[1].connect(ssid2='P"\\x00hello\\nthere"', key_mgmt="NONE",
  27                    scan_freq="2412")
  28     ssid = dev[0].get_status_field("ssid")
  29     bss = dev[1].get_bss(apdev[0]['bssid'])
  30     if ssid != bss['ssid']:
  31         raise Exception("Unexpected difference in SSID")
  32     dev[2].connect(ssid2='P"' + ssid + '"', key_mgmt="NONE", scan_freq="2412")
  33
  34 @remote_compatible
  35 def test_ssid_1_octet(dev, apdev):
  36     """SSID with one octet"""
  37     hostapd.add_ap(apdev[0], { "ssid": '1' })
  38     dev[0].connect("1", key_mgmt="NONE", scan_freq="2412")
  39
  40 @remote_compatible
  41 def test_ssid_32_octets(dev, apdev):
  42     """SSID with 32 octets"""
  43     hostapd.add_ap(apdev[0],
  44                    { "ssid": '1234567890abcdef1234567890ABCDEF' })
  45     dev[0].connect("1234567890abcdef1234567890ABCDEF", key_mgmt="NONE",
  46                    scan_freq="2412")
  47
  48 @remote_compatible
  49 def test_ssid_utf8(dev, apdev):
  50     """SSID with UTF8 encoding"""
  51     hapd = hostapd.add_ap(apdev[0], { "ssid": 'testi-åäöÅÄÖ-testi',
  52                                       "utf8_ssid": "1" })
  53     dev[0].connect("testi-åäöÅÄÖ-testi", key_mgmt="NONE", scan_freq="2412")
  54     dev[1].connect(ssid2="74657374692dc3a5c3a4c3b6c385c384c3962d7465737469",
  55                    key_mgmt="NONE", scan_freq="2412")
  56     # verify ctrl_iface for coverage
  57     addrs = [ dev[0].p2p_interface_addr(), dev[1].p2p_interface_addr() ]
  58     sta = hapd.get_sta(None)
  59     if sta['addr'] not in addrs:
  60         raise Exception("Unexpected STA address")
  61     sta2 = hapd.get_sta(sta['addr'], next=True)
  62     if sta2['addr'] not in addrs:
  63         raise Exception("Unexpected STA2 address")
  64     sta3 = hapd.get_sta(sta2['addr'], next=True)
  65     if len(sta3) != 0:
  66         raise Exception("Unexpected STA iteration result (did not stop)")
  67
  68 def clear_scan_cache(hapd, dev):
  69     # clear BSS table to avoid issues in following test cases
  70     dev[0].request("REMOVE_NETWORK all")
  71     dev[1].request("REMOVE_NETWORK all")
  72     dev[0].wait_disconnected()
  73     hapd.disable()
  74     dev[0].flush_scan_cache()
  75     dev[1].flush_scan_cache()
  76
  77 @remote_compatible
  78 def test_ssid_hidden(dev, apdev):
  79     """Hidden SSID"""
  80     hapd = hostapd.add_ap(apdev[0], { "ssid": 'secret',
  81                                       "ignore_broadcast_ssid": "1" })
  82     dev[1].connect("secret", key_mgmt="NONE", scan_freq="2412",
  83                    wait_connect=False)
  84     dev[0].connect("secret", key_mgmt="NONE", scan_freq="2412", scan_ssid="1")
  85     ev = dev[1].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
  86     if ev is not None:
  87         raise Exception("Unexpected connection")
  88     clear_scan_cache(hapd, dev)
  89
  90 @remote_compatible
  91 def test_ssid_hidden2(dev, apdev):
  92     """Hidden SSID using zero octets as payload"""
  93     hapd = hostapd.add_ap(apdev[0], { "ssid": 'secret2',
  94                                       "ignore_broadcast_ssid": "2" })
  95     dev[1].connect("secret2", key_mgmt="NONE", scan_freq="2412",
  96                    wait_connect=False)
  97     dev[0].connect("secret2", key_mgmt="NONE", scan_freq="2412", scan_ssid="1")
  98     ev = dev[1].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
  99     if ev is not None:
 100         raise Exception("Unexpected connection")
 101     clear_scan_cache(hapd, dev)
 102
 103 @remote_compatible
 104 def test_ssid_hidden_wpa2(dev, apdev):
 105     """Hidden SSID with WPA2-PSK"""
 106     params = hostapd.wpa2_params(ssid="secret", passphrase="12345678")
 107     params["ignore_broadcast_ssid"] = "1"
 108     hapd = hostapd.add_ap(apdev[0], params)
 109     dev[1].connect("secret", psk="12345678", scan_freq="2412",
 110                    wait_connect=False)
 111     dev[0].connect("secret", psk="12345678", scan_freq="2412", scan_ssid="1")
 112     ev = dev[1].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
 113     if ev is not None:
 114         raise Exception("Unexpected connection")
 115     clear_scan_cache(hapd, dev)