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tests: Re-association to same BSS to toggle PMF status

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Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2015-02-19 16:37:12 +02:00 committed by Jouni Malinen
parent 59b416c733
commit 04bb845273
2 changed files with 61 additions and 0 deletions
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56
tests/hwsim/test_ap_pmf.py
View file

@ -329,3 +329,59 @@ def test_ap_pmf_required_sha1(dev, apdev):
if "[WPA2-PSK-CCMP]" not in dev[0].request("SCAN_RESULTS"): if "[WPA2-PSK-CCMP]" not in dev[0].request("SCAN_RESULTS"):
raise Exception("Scan results missing RSN element info") raise Exception("Scan results missing RSN element info")
hwsim_utils.test_connectivity(dev[0], hapd) hwsim_utils.test_connectivity(dev[0], hapd)
def test_ap_pmf_toggle(dev, apdev):
"""WPA2-PSK AP with PMF optional and changing PMF on reassociation"""
try:
_test_ap_pmf_toggle(dev, apdev)
finally:
dev[0].request("SET reassoc_same_bss_optim 0")
def _test_ap_pmf_toggle(dev, apdev):
ssid = "test-pmf-optional"
wt = Wlantest()
wt.flush()
wt.add_passphrase("12345678")
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
params["wpa_key_mgmt"] = "WPA-PSK";
params["ieee80211w"] = "1";
params["assoc_sa_query_max_timeout"] = "1"
params["assoc_sa_query_retry_timeout"] = "1"
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
bssid = apdev[0]['bssid']
addr = dev[0].own_addr()
dev[0].request("SET reassoc_same_bss_optim 1")
id = dev[0].connect(ssid, psk="12345678", ieee80211w="1",
key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
scan_freq="2412")
wt.require_ap_pmf_optional(bssid)
wt.require_sta_pmf(bssid, addr)
sta = hapd.get_sta(addr)
if '[MFP]' not in sta['flags']:
raise Exception("MFP flag not present for STA")
dev[0].set_network(id, "ieee80211w", "0")
dev[0].request("REASSOCIATE")
dev[0].wait_connected()
wt.require_sta_no_pmf(bssid, addr)
sta = hapd.get_sta(addr)
if '[MFP]' in sta['flags']:
raise Exception("MFP flag unexpectedly present for STA")
cmd = subprocess.Popen(['iw', 'dev', apdev[0]['ifname'], 'station', 'get',
addr], stdout=subprocess.PIPE)
(data,err) = cmd.communicate()
if "yes" in [l for l in data.splitlines() if "MFP" in l][0]:
raise Exception("Kernel STA entry had MFP enabled")
dev[0].set_network(id, "ieee80211w", "1")
dev[0].request("REASSOCIATE")
dev[0].wait_connected()
wt.require_sta_pmf(bssid, addr)
sta = hapd.get_sta(addr)
if '[MFP]' not in sta['flags']:
raise Exception("MFP flag not present for STA")
cmd = subprocess.Popen(['iw', 'dev', apdev[0]['ifname'], 'station', 'get',
addr], stdout=subprocess.PIPE)
(data,err) = cmd.communicate()
if "yes" not in [l for l in data.splitlines() if "MFP" in l][0]:
raise Exception("Kernel STA entry did not have MFP enabled")

5
tests/hwsim/wlantest.py
View file

@ -128,6 +128,11 @@ class Wlantest:
if "MFPC" not in res: if "MFPC" not in res:
raise Exception("STA did not enable PMF") raise Exception("STA did not enable PMF")
def require_sta_no_pmf(self, bssid, addr):
res = self.info_sta("rsn_capab", bssid, addr)
if "MFPC" in res:
raise Exception("STA enabled PMF")
def require_sta_key_mgmt(self, bssid, addr, key_mgmt): def require_sta_key_mgmt(self, bssid, addr, key_mgmt):
res = self.info_sta("key_mgmt", bssid, addr) res = self.info_sta("key_mgmt", bssid, addr)
if key_mgmt not in res: if key_mgmt not in res: