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tests: Additional coverage for OWE PMKSA caching

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Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2020-08-22 14:03:30 +03:00
parent 8aa91282a1
commit 29ff74aef0
1 changed files with 18 additions and 5 deletions
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23
tests/hwsim/test_owe.py
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@ -67,13 +67,19 @@ def test_owe_groups(dev, apdev):
def test_owe_pmksa_caching(dev, apdev): def test_owe_pmksa_caching(dev, apdev):
"""Opportunistic Wireless Encryption and PMKSA caching""" """Opportunistic Wireless Encryption and PMKSA caching"""
run_owe_pmksa_caching(dev, apdev) try:
run_owe_pmksa_caching(dev, apdev)
finally:
dev[0].set("reassoc_same_bss_optim", "0")
def test_owe_pmksa_caching_connect_cmd(dev, apdev): def test_owe_pmksa_caching_connect_cmd(dev, apdev):
"""Opportunistic Wireless Encryption and PMKSA caching using cfg80211 connect command""" """Opportunistic Wireless Encryption and PMKSA caching using cfg80211 connect command"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5') wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5", drv_params="force_connect_cmd=1") wpas.interface_add("wlan5", drv_params="force_connect_cmd=1")
run_owe_pmksa_caching([wpas], apdev) try:
run_owe_pmksa_caching([wpas], apdev)
finally:
wpas.set("reassoc_same_bss_optim", "0")
def run_owe_pmksa_caching(dev, apdev): def run_owe_pmksa_caching(dev, apdev):
if "OWE" not in dev[0].get_capability("key_mgmt"): if "OWE" not in dev[0].get_capability("key_mgmt"):
@ -85,8 +91,10 @@ def run_owe_pmksa_caching(dev, apdev):
hapd = hostapd.add_ap(apdev[0], params) hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr() bssid = hapd.own_addr()
dev[0].set("reassoc_same_bss_optim", "1")
dev[0].scan_for_bss(bssid, freq="2412") dev[0].scan_for_bss(bssid, freq="2412")
id = dev[0].connect("owe", key_mgmt="OWE") id = dev[0].connect("owe", key_mgmt="OWE")
hapd.wait_sta()
hwsim_utils.test_connectivity(dev[0], hapd) hwsim_utils.test_connectivity(dev[0], hapd)
pmksa = dev[0].get_pmksa(bssid) pmksa = dev[0].get_pmksa(bssid)
dev[0].request("DISCONNECT") dev[0].request("DISCONNECT")
@ -95,6 +103,7 @@ def run_owe_pmksa_caching(dev, apdev):
dev[0].select_network(id, 2412) dev[0].select_network(id, 2412)
dev[0].wait_connected() dev[0].wait_connected()
hapd.wait_sta()
hwsim_utils.test_connectivity(dev[0], hapd) hwsim_utils.test_connectivity(dev[0], hapd)
pmksa2 = dev[0].get_pmksa(bssid) pmksa2 = dev[0].get_pmksa(bssid)
dev[0].request("DISCONNECT") dev[0].request("DISCONNECT")
@ -106,11 +115,9 @@ def run_owe_pmksa_caching(dev, apdev):
dev[0].select_network(id, 2412) dev[0].select_network(id, 2412)
dev[0].wait_connected() dev[0].wait_connected()
hapd.wait_sta()
hwsim_utils.test_connectivity(dev[0], hapd) hwsim_utils.test_connectivity(dev[0], hapd)
pmksa3 = dev[0].get_pmksa(bssid) pmksa3 = dev[0].get_pmksa(bssid)
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
if pmksa is None or pmksa2 is None or pmksa3 is None: if pmksa is None or pmksa2 is None or pmksa3 is None:
raise Exception("PMKSA entry missing") raise Exception("PMKSA entry missing")
@ -119,6 +126,12 @@ def run_owe_pmksa_caching(dev, apdev):
if pmksa['pmkid'] == pmksa3['pmkid']: if pmksa['pmkid'] == pmksa3['pmkid']:
raise Exception("PMKID did not change after PMKSA cache flush") raise Exception("PMKID did not change after PMKSA cache flush")
dev[0].request("REASSOCIATE")
dev[0].wait_connected()
pmksa4 = dev[0].get_pmksa(bssid)
if pmksa3['pmkid'] != pmksa4['pmkid']:
raise Exception("Unexpected PMKID change when using PMKSA caching [2]")
def test_owe_and_psk(dev, apdev): def test_owe_and_psk(dev, apdev):
"""Opportunistic Wireless Encryption and WPA2-PSK enabled""" """Opportunistic Wireless Encryption and WPA2-PSK enabled"""
if "OWE" not in dev[0].get_capability("key_mgmt"): if "OWE" not in dev[0].get_capability("key_mgmt"):