tests: SAE PWE derivation methods

Verify behavior with sae_pwe configuration values 0..2, i.e., test the
new hash-to-element mechanism for deriving PWE and negotiation for which
method to use.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2019-09-05 12:34:48 +03:00 committed by Jouni Malinen
parent 032c8264d4
commit 3fa701b5ce
2 changed files with 187 additions and 3 deletions

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@ -1709,3 +1709,172 @@ def test_sae_confirm_immediate(dev, apdev):
dev[0].request("SET sae_groups ")
dev[0].connect("test-sae", psk="12345678", key_mgmt="SAE", scan_freq="2412")
def test_sae_pwe_group_19(dev, apdev):
"""SAE PWE derivation options with group 19"""
run_sae_pwe_group(dev, apdev, 19)
def test_sae_pwe_group_20(dev, apdev):
"""SAE PWE derivation options with group 20"""
run_sae_pwe_group(dev, apdev, 20)
def test_sae_pwe_group_21(dev, apdev):
"""SAE PWE derivation options with group 21"""
run_sae_pwe_group(dev, apdev, 21)
def test_sae_pwe_group_25(dev, apdev):
"""SAE PWE derivation options with group 21"""
run_sae_pwe_group(dev, apdev, 21)
def test_sae_pwe_group_26(dev, apdev):
"""SAE PWE derivation options with group 21"""
run_sae_pwe_group(dev, apdev, 21)
def test_sae_pwe_group_28(dev, apdev):
"""SAE PWE derivation options with group 21"""
run_sae_pwe_group(dev, apdev, 21)
def test_sae_pwe_group_29(dev, apdev):
"""SAE PWE derivation options with group 21"""
run_sae_pwe_group(dev, apdev, 21)
def test_sae_pwe_group_30(dev, apdev):
"""SAE PWE derivation options with group 21"""
run_sae_pwe_group(dev, apdev, 21)
def test_sae_pwe_group_1(dev, apdev):
"""SAE PWE derivation options with group 1"""
run_sae_pwe_group(dev, apdev, 1)
def test_sae_pwe_group_2(dev, apdev):
"""SAE PWE derivation options with group 2"""
run_sae_pwe_group(dev, apdev, 2)
def test_sae_pwe_group_5(dev, apdev):
"""SAE PWE derivation options with group 5"""
run_sae_pwe_group(dev, apdev, 5)
def test_sae_pwe_group_14(dev, apdev):
"""SAE PWE derivation options with group 14"""
run_sae_pwe_group(dev, apdev, 14)
def test_sae_pwe_group_15(dev, apdev):
"""SAE PWE derivation options with group 15"""
run_sae_pwe_group(dev, apdev, 15)
def test_sae_pwe_group_16(dev, apdev):
"""SAE PWE derivation options with group 16"""
run_sae_pwe_group(dev, apdev, 16)
def test_sae_pwe_group_22(dev, apdev):
"""SAE PWE derivation options with group 22"""
run_sae_pwe_group(dev, apdev, 22)
def test_sae_pwe_group_23(dev, apdev):
"""SAE PWE derivation options with group 23"""
run_sae_pwe_group(dev, apdev, 23)
def test_sae_pwe_group_24(dev, apdev):
"""SAE PWE derivation options with group 24"""
run_sae_pwe_group(dev, apdev, 24)
def start_sae_pwe_ap(apdev, group, sae_pwe):
params = hostapd.wpa2_params(ssid="sae-pwe", passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE'
params['sae_groups'] = str(group)
params['sae_pwe'] = str(sae_pwe)
return hostapd.add_ap(apdev, params)
def run_sae_pwe_group(dev, apdev, group):
if "SAE" not in dev[0].get_capability("auth_alg"):
raise HwsimSkip("SAE not supported")
tls = dev[0].request("GET tls_library")
if group in [27, 28, 29, 30]:
if tls.startswith("OpenSSL") and "run=OpenSSL 1." in tls:
logger.info("Add Brainpool EC groups since OpenSSL is new enough")
else:
raise HwsimSkip("Brainpool curve not supported")
start_sae_pwe_ap(apdev[0], group, 2)
try:
check_sae_pwe_group(dev[0], group, 0)
check_sae_pwe_group(dev[0], group, 1)
check_sae_pwe_group(dev[0], group, 2)
finally:
dev[0].set("sae_groups", "")
dev[0].set("sae_pwe", "0")
def check_sae_pwe_group(dev, group, sae_pwe):
dev.set("sae_groups", str(group))
dev.set("sae_pwe", str(sae_pwe))
dev.connect("sae-pwe", psk="12345678", key_mgmt="SAE", scan_freq="2412")
dev.request("REMOVE_NETWORK all")
dev.wait_disconnected()
dev.dump_monitor()
def test_sae_pwe_h2e_only_ap(dev, apdev):
"""SAE PWE derivation with H2E-only AP"""
start_sae_pwe_ap(apdev[0], 19, 1)
try:
check_sae_pwe_group(dev[0], 19, 1)
check_sae_pwe_group(dev[0], 19, 2)
finally:
dev[0].set("sae_groups", "")
dev[0].set("sae_pwe", "0")
dev[0].connect("sae-pwe", psk="12345678", key_mgmt="SAE", scan_freq="2412",
wait_connect=False)
ev = dev[0].wait_event(["CTRL-EVENT-NETWORK-NOT-FOUND"], timeout=10)
if ev is None:
raise Exception("No indication of mismatching network seen")
def test_sae_pwe_loop_only_ap(dev, apdev):
"""SAE PWE derivation with loop-only AP"""
start_sae_pwe_ap(apdev[0], 19, 0)
try:
check_sae_pwe_group(dev[0], 19, 0)
check_sae_pwe_group(dev[0], 19, 2)
dev[0].set("sae_pwe", "1")
dev[0].connect("sae-pwe", psk="12345678", key_mgmt="SAE",
scan_freq="2412", wait_connect=False)
ev = dev[0].wait_event(["CTRL-EVENT-NETWORK-NOT-FOUND"], timeout=10)
if ev is None:
raise Exception("No indication of mismatching network seen")
finally:
dev[0].set("sae_groups", "")
dev[0].set("sae_pwe", "0")
def test_sae_h2e_rejected_groups(dev, apdev):
"""SAE H2E and rejected groups indication"""
params = hostapd.wpa2_params(ssid="sae-pwe", passphrase="12345678")
params['wpa_key_mgmt'] = 'SAE'
params['sae_groups'] = "19"
params['sae_pwe'] = "1"
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].set("sae_groups", "21 20 19")
dev[0].set("sae_pwe", "1")
dev[0].connect("sae-pwe", psk="12345678", key_mgmt="SAE",
scan_freq="2412")
finally:
dev[0].set("sae_groups", "")
dev[0].set("sae_pwe", "0")
def test_sae_h2e_password_id(dev, apdev):
"""SAE H2E and password identifier"""
if "SAE" not in dev[0].get_capability("auth_alg"):
raise HwsimSkip("SAE not supported")
params = hostapd.wpa2_params(ssid="test-sae")
params['wpa_key_mgmt'] = 'SAE'
params['sae_pwe'] = '1'
params['sae_password'] = 'secret|id=pw id'
hapd = hostapd.add_ap(apdev[0], params)
try:
dev[0].request("SET sae_groups ")
dev[0].set("sae_pwe", "1")
dev[0].connect("test-sae", sae_password="secret",
sae_password_id="pw id",
key_mgmt="SAE", scan_freq="2412")
finally:
dev[0].set("sae_groups", "")
dev[0].set("sae_pwe", "0")

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@ -771,7 +771,17 @@ def test_wpas_ap_sae_password(dev):
"""wpa_supplicant AP mode - SAE using sae_password"""
run_wpas_ap_sae(dev, True)
def run_wpas_ap_sae(dev, sae_password):
def test_wpas_ap_sae_pwe_1(dev):
"""wpa_supplicant AP mode - SAE using sae_password and sae_pwe=1"""
try:
dev[0].set("sae_pwe", "1")
dev[1].set("sae_pwe", "1")
run_wpas_ap_sae(dev, True, sae_password_id=True)
finally:
dev[0].set("sae_pwe", "0")
dev[1].set("sae_pwe", "0")
def run_wpas_ap_sae(dev, sae_password, sae_password_id=False):
if "SAE" not in dev[0].get_capability("auth_alg"):
raise HwsimSkip("SAE not supported")
if "SAE" not in dev[1].get_capability("auth_alg"):
@ -788,6 +798,11 @@ def run_wpas_ap_sae(dev, sae_password):
dev[0].set_network_quoted(id, "sae_password", "12345678")
else:
dev[0].set_network_quoted(id, "psk", "12345678")
if sae_password_id:
pw_id = "pw id"
dev[0].set_network_quoted(id, "sae_password_id", pw_id)
else:
pw_id = None
dev[0].set_network(id, "frequency", "2412")
dev[0].set_network(id, "scan_freq", "2412")
dev[0].set_network(id, "wps_disabled", "1")
@ -795,5 +810,5 @@ def run_wpas_ap_sae(dev, sae_password):
wait_ap_ready(dev[0])
dev[1].request("SET sae_groups ")
dev[1].connect("wpas-ap-sae", key_mgmt="SAE", psk="12345678",
scan_freq="2412")
dev[1].connect("wpas-ap-sae", key_mgmt="SAE", sae_password="12345678",
sae_password_id=pw_id, scan_freq="2412")