# IBSS test cases
-# Copyright (c) 2013, Jouni Malinen <j@w1.fi>
+# Copyright (c) 2013-2015, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
logger = logging.getLogger()
import time
import re
+import subprocess
import hwsim_utils
+from utils import alloc_fail
-def connect_ibss_cmd(dev, id):
+def connect_ibss_cmd(dev, id, freq=2412):
dev.dump_monitor()
- dev.select_network(id, freq="2412")
+ dev.select_network(id, freq=str(freq))
def wait_ibss_connection(dev):
logger.info(dev.ifname + " waiting for IBSS start/join to complete")
- ev = dev.wait_event(["CTRL-EVENT-CONNECTED"], timeout=20)
- if ev is None:
- raise Exception("Connection to the IBSS timed out")
+ ev = dev.wait_connected(timeout=20,
+ error="Connection to the IBSS timed out")
exp = r'<.>(CTRL-EVENT-CONNECTED) - Connection to ([0-9a-f:]*) completed.*'
s = re.split(exp, ev)
if len(s) < 3:
if ev is None:
raise Exception("4-way handshake in IBSS timed out")
-def add_ibss(dev, ssid, psk=None, proto=None, key_mgmt=None, pairwise=None, group=None, beacon_int=None, bssid=None):
+def add_ibss(dev, ssid, psk=None, proto=None, key_mgmt=None, pairwise=None,
+ group=None, beacon_int=None, bssid=None, scan_freq=None,
+ wep_key0=None, freq=2412):
id = dev.add_network()
dev.set_network(id, "mode", "1")
- dev.set_network(id, "frequency", "2412")
+ dev.set_network(id, "frequency", str(freq))
+ if scan_freq:
+ dev.set_network(id, "scan_freq", str(scan_freq))
dev.set_network_quoted(id, "ssid", ssid)
if psk:
dev.set_network_quoted(id, "psk", psk)
dev.set_network(id, "beacon_int", beacon_int)
if bssid:
dev.set_network(id, "bssid", bssid)
+ if wep_key0:
+ dev.set_network(id, "wep_key0", wep_key0)
dev.request("ENABLE_NETWORK " + str(id) + " no-connect")
return id
def add_ibss_rsn(dev, ssid):
return add_ibss(dev, ssid, "12345678", "RSN", "WPA-PSK", "CCMP", "CCMP")
+def add_ibss_rsn_tkip(dev, ssid):
+ return add_ibss(dev, ssid, "12345678", "RSN", "WPA-PSK", "TKIP", "TKIP")
+
def add_ibss_wpa_none(dev, ssid):
return add_ibss(dev, ssid, "12345678", "WPA", "WPA-NONE", "TKIP", "TKIP")
# Allow some time for all peers to complete key setup
time.sleep(3)
- hwsim_utils.test_connectivity(dev[0].ifname, dev[1].ifname)
- hwsim_utils.test_connectivity(dev[0].ifname, dev[2].ifname)
- hwsim_utils.test_connectivity(dev[1].ifname, dev[2].ifname)
+ hwsim_utils.test_connectivity(dev[0], dev[1])
+ hwsim_utils.test_connectivity(dev[0], dev[2])
+ hwsim_utils.test_connectivity(dev[1], dev[2])
dev[1].request("REMOVE_NETWORK all")
time.sleep(1)
wait_4way_handshake(dev[0], dev[1])
wait_4way_handshake(dev[1], dev[0])
time.sleep(3)
- hwsim_utils.test_connectivity(dev[0].ifname, dev[1].ifname)
+ hwsim_utils.test_connectivity(dev[0], dev[1])
+
+ if "OK" not in dev[0].request("IBSS_RSN " + dev[1].p2p_interface_addr()):
+ raise Exception("IBSS_RSN command failed")
def test_ibss_wpa_none(dev):
"""IBSS WPA-None"""
logger.info("STA0 BSSID " + bssid0 + " differs from STA2 BSSID " + bssid2)
bssid2 = wait_ibss_connection(dev[2])
- print bssid0
- print bssid1
- print bssid2
+ logger.info("bssid0=%s bssid1=%s bssid2=%s" % (bssid0, bssid1, bssid2))
+
+ bss = dev[0].get_bss(bssid0)
+ if not bss:
+ bss = dev[1].get_bss(bssid1)
+ if not bss:
+ raise Exception("Could not find BSS entry for IBSS")
+ if 'flags' not in bss:
+ raise Exception("Could not get BSS flags from BSS table")
+ if "[WPA-None-TKIP]" not in bss['flags']:
+ raise Exception("Unexpected BSS flags: " + bss['flags'])
# Allow some time for all peers to complete key setup
time.sleep(1)
# This is supposed to work, but looks like WPA-None does not work with
# mac80211 currently..
try:
- hwsim_utils.test_connectivity(dev[0].ifname, dev[1].ifname)
+ hwsim_utils.test_connectivity(dev[0], dev[1])
except Exception, e:
logger.info("Ignoring known connectivity failure: " + str(e))
try:
- hwsim_utils.test_connectivity(dev[0].ifname, dev[2].ifname)
+ hwsim_utils.test_connectivity(dev[0], dev[2])
except Exception, e:
logger.info("Ignoring known connectivity failure: " + str(e))
try:
- hwsim_utils.test_connectivity(dev[1].ifname, dev[2].ifname)
+ hwsim_utils.test_connectivity(dev[1], dev[2])
except Exception, e:
logger.info("Ignoring known connectivity failure: " + str(e))
logger.info("STA0 BSSID " + bssid0 + " differs from STA1 BSSID " + bssid1)
bssid1 = wait_ibss_connection(dev[1])
- print bssid0
- print bssid1
+ logger.info("bssid0=%s bssid1=%s" % (bssid0, bssid1))
# Allow some time for all peers to complete key setup
time.sleep(1)
# This is supposed to work, but looks like WPA-None does not work with
# mac80211 currently..
try:
- hwsim_utils.test_connectivity(dev[0].ifname, dev[1].ifname)
+ hwsim_utils.test_connectivity(dev[0], dev[1])
except Exception, e:
logger.info("Ignoring known connectivity failure: " + str(e))
if bssid0 != bssid1:
logger.info("STA0 BSSID " + bssid0 + " differs from STA1 BSSID " + bssid1)
+ res = dev[0].request("SCAN_RESULTS")
+ if "[IBSS]" not in res:
+ res = dev[1].request("SCAN_RESULTS")
+ if "[IBSS]" not in res:
+ raise Exception("IBSS flag missing from scan results: " + res)
+ bss = dev[0].get_bss(bssid0)
+ if not bss:
+ bss = dev[1].get_bss(bssid1)
+ if not bss:
+ raise Exception("Could not find BSS entry for IBSS")
+ if 'flags' not in bss:
+ raise Exception("Could not get BSS flags from BSS table")
+ if "[IBSS]" not in bss['flags']:
+ raise Exception("Unexpected BSS flags: " + bss['flags'])
+
def test_ibss_open_fixed_bssid(dev):
"""IBSS open (no security) and fixed BSSID"""
ssid="ibss"
finally:
dev[0].request("AP_SCAN 1")
dev[1].request("AP_SCAN 1")
+
+def test_ibss_open_retry(dev):
+ """IBSS open (no security) with cfg80211 retry workaround"""
+ subprocess.check_call(['iw', 'dev', dev[0].ifname, 'set', 'type', 'adhoc'])
+ subprocess.check_call(['iw', 'dev', dev[0].ifname, 'ibss', 'join',
+ 'ibss-test', '2412', 'HT20', 'fixed-freq',
+ '02:22:33:44:55:66'])
+ ssid="ibss"
+ try:
+ dev[0].request("AP_SCAN 2")
+ id = add_ibss(dev[0], ssid, key_mgmt="NONE", beacon_int="150",
+ bssid="02:33:44:55:66:77", scan_freq=2412)
+ #connect_ibss_cmd(dev[0], id)
+ dev[0].request("REASSOCIATE")
+ bssid0 = wait_ibss_connection(dev[0])
+
+ subprocess.check_call(['iw', 'dev', dev[0].ifname, 'ibss', 'leave'])
+ time.sleep(1)
+ dev[0].request("DISCONNECT")
+ finally:
+ dev[0].request("AP_SCAN 1")
+
+def test_ibss_rsn_tkip(dev):
+ """IBSS RSN with TKIP as the cipher"""
+ ssid="ibss-rsn-tkip"
+
+ id = add_ibss_rsn_tkip(dev[0], ssid)
+ connect_ibss_cmd(dev[0], id)
+ bssid0 = wait_ibss_connection(dev[0])
+
+ id = add_ibss_rsn_tkip(dev[1], ssid)
+ connect_ibss_cmd(dev[1], id)
+ bssid1 = wait_ibss_connection(dev[1])
+ if bssid0 != bssid1:
+ logger.info("STA0 BSSID " + bssid0 + " differs from STA1 BSSID " + bssid1)
+ # try to merge with a scan
+ dev[1].scan()
+ wait_4way_handshake(dev[0], dev[1])
+ wait_4way_handshake(dev[1], dev[0])
+
+def test_ibss_wep(dev):
+ """IBSS with WEP"""
+ ssid="ibss-wep"
+
+ id = add_ibss(dev[0], ssid, key_mgmt="NONE", wep_key0='"hello"')
+ connect_ibss_cmd(dev[0], id)
+ bssid0 = wait_ibss_connection(dev[0])
+
+ id = add_ibss(dev[1], ssid, key_mgmt="NONE", wep_key0='"hello"')
+ connect_ibss_cmd(dev[1], id)
+ bssid1 = wait_ibss_connection(dev[1])
+
+def test_ibss_rsn_error_case(dev):
+ """IBSS RSN regression test for IBSS_RSN prior IBSS setup"""
+ if "FAIL" not in dev[0].request("IBSS_RSN 02:03:04:05:06:07"):
+ raise Exception("Unexpected IBSS_RSN result")
+
+def test_ibss_5ghz(dev):
+ """IBSS on 5 GHz band"""
+ try:
+ _test_ibss_5ghz(dev)
+ finally:
+ subprocess.call(['iw', 'reg', 'set', '00'])
+ dev[0].flush_scan_cache()
+ dev[1].flush_scan_cache()
+
+def _test_ibss_5ghz(dev):
+ subprocess.call(['iw', 'reg', 'set', 'US'])
+ for i in range(2):
+ for j in range(5):
+ ev = dev[i].wait_event(["CTRL-EVENT-REGDOM-CHANGE"], timeout=5)
+ if ev is None:
+ raise Exception("No regdom change event")
+ if "alpha2=US" in ev:
+ break
+ dev[i].dump_monitor()
+
+ ssid="ibss"
+ id = add_ibss(dev[0], ssid, key_mgmt="NONE", beacon_int="150", freq=5180)
+ connect_ibss_cmd(dev[0], id, freq=5180)
+ bssid0 = wait_ibss_connection(dev[0])
+
+ dev[1].scan_for_bss(bssid0, freq=5180)
+ id = add_ibss(dev[1], ssid, key_mgmt="NONE", beacon_int="200", freq=5180)
+ connect_ibss_cmd(dev[1], id, freq=5180)
+ bssid1 = wait_ibss_connection(dev[1])
+ if bssid0 != bssid1:
+ logger.info("STA0 BSSID " + bssid0 + " differs from STA1 BSSID " + bssid1)
+
+ dev[0].request("DISCONNECT")
+ dev[1].request("DISCONNECT")
+ dev[0].dump_monitor()
+ dev[1].dump_monitor()
+
+def test_ibss_rsn_oom(dev):
+ """IBSS RSN OOM during wpa_init"""
+ with alloc_fail(dev[0], 1, "wpa_init"):
+ ssid="ibss-rsn"
+ id = add_ibss_rsn(dev[0], ssid)
+ connect_ibss_cmd(dev[0], id)
+ bssid0 = wait_ibss_connection(dev[0])
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