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tests: FILS SK and opportunistic key caching

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Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
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Jouni Malinen 2021-05-21 21:07:28 +03:00 committed by Jouni Malinen
parent e2e2655ce8
commit d98f4c4660
1 changed files with 49 additions and 0 deletions
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49
tests/hwsim/test_fils.py
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@ -2409,3 +2409,52 @@ def run_fils_offload_to_driver(dev, apdev, params):
raise Exception("DRIVER_EVENT ASSOC did not succeed")
dev.wait_connected()
def test_fils_sk_okc(dev, apdev, params):
"""FILS SK and opportunistic key caching"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(msk_dump=os.path.join(params['logdir'], "msk.lst"))
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['okc'] = '1'
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
id = dev[0].connect("fils", key_mgmt="FILS-SHA256",
eap="PSK", identity="psk.user@example.com",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", okc=True, scan_freq="2412")
pmksa = dev[0].get_pmksa(bssid)
if pmksa is None:
raise Exception("No PMKSA cache entry created")
hapd.wait_sta()
hapd2 = hostapd.add_ap(apdev[1], params)
bssid2 = hapd2.own_addr()
dev[0].scan_for_bss(bssid2, freq=2412)
if "OK" not in dev[0].request("ROAM " + bssid2):
raise Exception("ROAM failed")
ev = dev[0].wait_event(["CTRL-EVENT-EAP-STARTED",
"CTRL-EVENT-CONNECTED"], timeout=10)
if ev is None:
raise Exception("Connection using OKC/PMKSA caching timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
hapd2.wait_sta()
hwsim_utils.test_connectivity(dev[0], hapd2)
pmksa2 = dev[0].get_pmksa(bssid2)
if pmksa2 is None:
raise Exception("No PMKSA cache entry found")
if 'opportunistic' not in pmksa2 or pmksa2['opportunistic'] != '1':
raise Exception("OKC not indicated in PMKSA entry")
if pmksa['pmkid'] != pmksa2['pmkid']:
raise Exception("Unexpected PMKID change")