tests/hwsim/test_ap_params.py

   1 # Test various AP mode parameters
   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 import subprocess
  11
  12 import hwsim_utils
  13 import hostapd
  14 from tshark import run_tshark
  15 from utils import alloc_fail
  16
  17 def test_ap_fragmentation_rts_set_high(dev, apdev):
  18     """WPA2-PSK AP with fragmentation and RTS thresholds larger than frame length"""
  19     ssid = "test-wpa2-psk"
  20     passphrase = 'qwertyuiop'
  21     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  22     params['rts_threshold'] = "1000"
  23     params['fragm_threshold'] = "2000"
  24     hapd = hostapd.add_ap(apdev[0], params)
  25     dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
  26     hwsim_utils.test_connectivity(dev[0], hapd)
  27
  28 def test_ap_fragmentation_open(dev, apdev):
  29     """Open AP with fragmentation threshold"""
  30     ssid = "fragmentation"
  31     params = {}
  32     params['ssid'] = ssid
  33     params['fragm_threshold'] = "1000"
  34     hapd = hostapd.add_ap(apdev[0], params)
  35     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
  36     hwsim_utils.test_connectivity(dev[0], hapd)
  37
  38 def test_ap_fragmentation_wpa2(dev, apdev):
  39     """WPA2-PSK AP with fragmentation threshold"""
  40     ssid = "test-wpa2-psk"
  41     passphrase = 'qwertyuiop'
  42     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  43     params['fragm_threshold'] = "1000"
  44     hapd = hostapd.add_ap(apdev[0], params)
  45     dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
  46     hwsim_utils.test_connectivity(dev[0], hapd)
  47
  48 def test_ap_vendor_elements(dev, apdev):
  49     """WPA2-PSK AP with vendor elements added"""
  50     bssid = apdev[0]['bssid']
  51     ssid = "test-wpa2-psk"
  52     passphrase = 'qwertyuiop'
  53     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
  54     params['vendor_elements'] = "dd0411223301"
  55     hapd = hostapd.add_ap(apdev[0], params)
  56     dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
  57     bss = dev[0].get_bss(bssid)
  58     if "dd0411223301" not in bss['ie']:
  59         raise Exception("Vendor element not shown in scan results")
  60
  61     hapd.set('vendor_elements', 'dd051122330203dd0400137400dd04001374ff')
  62     if "OK" not in hapd.request("UPDATE_BEACON"):
  63         raise Exception("UPDATE_BEACON failed")
  64     dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
  65     bss = dev[1].get_bss(bssid)
  66     if "dd0411223301" in bss['ie']:
  67         raise Exception("Old vendor element still in scan results")
  68     if "dd051122330203" not in bss['ie']:
  69         raise Exception("New vendor element not shown in scan results")
  70
  71 def test_ap_element_parse(dev, apdev):
  72     """Information element parsing - extra coverage"""
  73     bssid = apdev[0]['bssid']
  74     ssid = "test-wpa2-psk"
  75     params = { 'ssid': ssid,
  76                'vendor_elements': "380501020304059e009e009e009e009e009e00" }
  77     hapd = hostapd.add_ap(apdev[0], params)
  78     dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
  79     bss = dev[0].get_bss(bssid)
  80     if "38050102030405" not in bss['ie']:
  81         raise Exception("Timeout element not shown in scan results")
  82
  83 def test_ap_element_parse_oom(dev, apdev):
  84     """Information element parsing OOM"""
  85     bssid = apdev[0]['bssid']
  86     ssid = "test-wpa2-psk"
  87     params = { 'ssid': ssid,
  88                'vendor_elements': "dd0d506f9a0a00000600411c440028" }
  89     hapd = hostapd.add_ap(apdev[0], params)
  90     dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
  91     with alloc_fail(dev[0], 1, "wpabuf_alloc;ieee802_11_vendor_ie_concat"):
  92         bss = dev[0].get_bss(bssid)
  93         logger.info(str(bss))
  94
  95 def test_ap_country(dev, apdev):
  96     """WPA2-PSK AP setting country code and using 5 GHz band"""
  97     try:
  98         hapd = None
  99         bssid = apdev[0]['bssid']
 100         ssid = "test-wpa2-psk"
 101         passphrase = 'qwertyuiop'
 102         params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
 103         params['country_code'] = 'FI'
 104         params['ieee80211d'] = '1'
 105         params['hw_mode'] = 'a'
 106         params['channel'] = '36'
 107         hapd = hostapd.add_ap(apdev[0], params)
 108         dev[0].connect(ssid, psk=passphrase, scan_freq="5180")
 109         hwsim_utils.test_connectivity(dev[0], hapd)
 110     finally:
 111         dev[0].request("DISCONNECT")
 112         if hapd:
 113             hapd.request("DISABLE")
 114         subprocess.call(['iw', 'reg', 'set', '00'])
 115         dev[0].flush_scan_cache()
 116
 117 def test_ap_acl_accept(dev, apdev):
 118     """MAC ACL accept list"""
 119     ssid = "acl"
 120     params = {}
 121     params['ssid'] = ssid
 122     params['accept_mac_file'] = "hostapd.macaddr"
 123     hapd = hostapd.add_ap(apdev[0], params)
 124     dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
 125     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 126     dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
 127     dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 128     dev[0].request("REMOVE_NETWORK all")
 129     dev[1].request("REMOVE_NETWORK all")
 130     hapd.request("SET macaddr_acl 1")
 131     dev[1].dump_monitor()
 132     dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
 133     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 134     ev = dev[1].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
 135     if ev is not None:
 136         raise Exception("Unexpected association")
 137
 138 def test_ap_acl_deny(dev, apdev):
 139     """MAC ACL deny list"""
 140     ssid = "acl"
 141     params = {}
 142     params['ssid'] = ssid
 143     params['deny_mac_file'] = "hostapd.macaddr"
 144     hapd = hostapd.add_ap(apdev[0], params)
 145     dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
 146     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
 147     dev[1].scan_for_bss(apdev[0]['bssid'], freq="2412")
 148     dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 149     ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
 150     if ev is not None:
 151         raise Exception("Unexpected association")
 152
 153 def test_ap_wds_sta(dev, apdev):
 154     """WPA2-PSK AP with STA using 4addr mode"""
 155     ssid = "test-wpa2-psk"
 156     passphrase = 'qwertyuiop'
 157     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
 158     params['wds_sta'] = "1"
 159     params['wds_bridge'] = "wds-br0"
 160     hapd = hostapd.add_ap(apdev[0], params)
 161
 162     try:
 163         subprocess.call(['brctl', 'addbr', 'wds-br0'])
 164         subprocess.call(['brctl', 'setfd', 'wds-br0', '0'])
 165         subprocess.call(['ip', 'link', 'set', 'dev', 'wds-br0', 'up'])
 166         subprocess.call(['iw', dev[0].ifname, 'set', '4addr', 'on'])
 167         dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
 168         hwsim_utils.test_connectivity_iface(dev[0], hapd, "wds-br0",
 169                                             max_tries=15)
 170     finally:
 171         subprocess.call(['iw', dev[0].ifname, 'set', '4addr', 'off'])
 172         subprocess.call(['ip', 'link', 'set', 'dev', 'wds-br0', 'down'])
 173         subprocess.call(['brctl', 'delbr', 'wds-br0'])
 174
 175 def test_ap_inactivity_poll(dev, apdev):
 176     """AP using inactivity poll"""
 177     ssid = "test-wpa2-psk"
 178     passphrase = 'qwertyuiop'
 179     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
 180     params['ap_max_inactivity'] = "1"
 181     hapd = hostapd.add_ap(apdev[0], params)
 182     dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
 183     hapd.set("ext_mgmt_frame_handling", "1")
 184     dev[0].request("DISCONNECT")
 185     ev = hapd.wait_event(["MGMT-RX"], timeout=5)
 186     if ev is None:
 187         raise Exception("MGMT RX wait timed out for Deauth")
 188     hapd.set("ext_mgmt_frame_handling", "0")
 189     ev = hapd.wait_event(["AP-STA-DISCONNECTED"], timeout=30)
 190     if ev is None:
 191         raise Exception("STA disconnection on inactivity was not reported")
 192
 193 def test_ap_inactivity_disconnect(dev, apdev):
 194     """AP using inactivity disconnect"""
 195     ssid = "test-wpa2-psk"
 196     passphrase = 'qwertyuiop'
 197     params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
 198     params['ap_max_inactivity'] = "1"
 199     params['skip_inactivity_poll'] = "1"
 200     hapd = hostapd.add_ap(apdev[0], params)
 201     dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
 202     hapd.set("ext_mgmt_frame_handling", "1")
 203     dev[0].request("DISCONNECT")
 204     ev = hapd.wait_event(["MGMT-RX"], timeout=5)
 205     if ev is None:
 206         raise Exception("MGMT RX wait timed out for Deauth")
 207     hapd.set("ext_mgmt_frame_handling", "0")
 208     ev = hapd.wait_event(["AP-STA-DISCONNECTED"], timeout=30)
 209     if ev is None:
 210         raise Exception("STA disconnection on inactivity was not reported")
 211
 212 def test_ap_basic_rates(dev, apdev):
 213     """Open AP with lots of basic rates"""
 214     ssid = "basic rates"
 215     params = {}
 216     params['ssid'] = ssid
 217     params['basic_rates'] = "10 20 55 110 60 90 120 180 240 360 480 540"
 218     hostapd.add_ap(apdev[0], params)
 219     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 220
 221 def test_ap_short_preamble(dev, apdev):
 222     """Open AP with short preamble"""
 223     ssid = "short preamble"
 224     params = {}
 225     params['ssid'] = ssid
 226     params['preamble'] = "1"
 227     hostapd.add_ap(apdev[0], params)
 228     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 229
 230 def test_ap_spectrum_management_required(dev, apdev):
 231     """Open AP with spectrum management required"""
 232     ssid = "spectrum mgmt"
 233     params = {}
 234     params['ssid'] = ssid
 235     params["country_code"] = "JP"
 236     params["hw_mode"] = "a"
 237     params["channel"] = "36"
 238     params["ieee80211d"] = "1"
 239     params["local_pwr_constraint"] = "3"
 240     params['spectrum_mgmt_required'] = "1"
 241     try:
 242         hapd = None
 243         hapd = hostapd.add_ap(apdev[0], params)
 244         dev[0].connect(ssid, key_mgmt="NONE", scan_freq="5180")
 245     finally:
 246         dev[0].request("DISCONNECT")
 247         if hapd:
 248             hapd.request("DISABLE")
 249         subprocess.call(['iw', 'reg', 'set', '00'])
 250         dev[0].flush_scan_cache()
 251
 252 def test_ap_max_listen_interval(dev, apdev):
 253     """Open AP with maximum listen interval limit"""
 254     ssid = "listen"
 255     params = {}
 256     params['ssid'] = ssid
 257     params['max_listen_interval'] = "1"
 258     hostapd.add_ap(apdev[0], params)
 259     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
 260     ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"])
 261     if ev is None:
 262         raise Exception("Association rejection not reported")
 263     if "status_code=51" not in ev:
 264         raise Exception("Unexpected ASSOC-REJECT reason")
 265
 266 def test_ap_max_num_sta(dev, apdev):
 267     """Open AP with maximum STA count"""
 268     ssid = "max"
 269     params = {}
 270     params['ssid'] = ssid
 271     params['max_num_sta'] = "1"
 272     hostapd.add_ap(apdev[0], params)
 273     dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 274     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412", wait_connect=False)
 275     ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1)
 276     if ev is not None:
 277         raise Exception("Unexpected association")
 278
 279 def test_ap_max_num_sta_no_probe_resp(dev, apdev, params):
 280     """Maximum STA count and limit on Probe Response frames"""
 281     logdir = params['logdir']
 282     dev[0].flush_scan_cache()
 283     ssid = "max"
 284     params = {}
 285     params['ssid'] = ssid
 286     params['beacon_int'] = "2000"
 287     params['max_num_sta'] = "1"
 288     params['no_probe_resp_if_max_sta'] = "1"
 289     hostapd.add_ap(apdev[0], params)
 290     dev[1].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 291     dev[0].scan(freq=2412, type="ONLY")
 292     dev[0].scan(freq=2412, type="ONLY")
 293     seen = dev[0].get_bss(apdev[0]['bssid']) != None
 294     dev[1].scan(freq=2412, type="ONLY")
 295     if seen:
 296         out = run_tshark(os.path.join(logdir, "hwsim0.pcapng"),
 297                          "wlan.fc.type_subtype == 5", ["wlan.da" ])
 298         if out:
 299             if dev[0].own_addr() not in out:
 300                 # Discovery happened through Beacon frame reception. That's not
 301                 # an error case.
 302                 seen = False
 303             if dev[1].own_addr() not in out:
 304                 raise Exception("No Probe Response frames to dev[1] seen")
 305         if seen:
 306             raise Exception("AP found unexpectedly")
 307
 308 def test_ap_tx_queue_params(dev, apdev):
 309     """Open AP with TX queue params set"""
 310     ssid = "tx"
 311     params = {}
 312     params['ssid'] = ssid
 313     params['tx_queue_data2_aifs'] = "4"
 314     params['tx_queue_data2_cwmin'] = "7"
 315     params['tx_queue_data2_cwmax'] = "1023"
 316     params['tx_queue_data2_burst'] = "4.2"
 317     params['tx_queue_data1_aifs'] = "4"
 318     params['tx_queue_data1_cwmin'] = "7"
 319     params['tx_queue_data1_cwmax'] = "1023"
 320     params['tx_queue_data1_burst'] = "2"
 321     hapd = hostapd.add_ap(apdev[0], params)
 322     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 323     hwsim_utils.test_connectivity(dev[0], hapd)