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tests: EAP-SAKE server local errors and protocol testing 

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2019-04-19 12:48:13 +03:00
parent 848718ddde
commit 92d2a99163
1 changed files with 154 additions and 0 deletions
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154
tests/hwsim/test_eap_proto.py
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@ -872,6 +872,160 @@ def test_eap_proto_sake_errors2(dev, apdev):
finally:
stop_radius_server(srv)
def run_eap_sake_connect(dev):
dev.connect("test-wpa2-eap", key_mgmt="WPA-EAP", scan_freq="2412",
eap="SAKE", identity="sake user",
password_hex="0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef",
wait_connect=False)
ev = dev.wait_event(["CTRL-EVENT-EAP-SUCCESS", "CTRL-EVENT-EAP-FAILURE",
"CTRL-EVENT-DISCONNECTED"],
timeout=1)
dev.request("REMOVE_NETWORK all")
if not ev or "CTRL-EVENT-DISCONNECTED" not in ev:
dev.wait_disconnected()
dev.dump_monitor()
def test_eap_proto_sake_errors_server(dev, apdev):
"""EAP-SAKE local error cases on server"""
check_eap_capa(dev[0], "SAKE")
params = int_eap_server_params()
params['erp_domain'] = 'example.com'
params['eap_server_erp'] = '1'
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(hapd.own_addr(), freq=2412)
tests = [(1, "eap_sake_init"),
(1, "eap_sake_build_msg;eap_sake_build_challenge"),
(1, "eap_sake_build_msg;eap_sake_build_confirm"),
(1, "eap_sake_compute_mic;eap_sake_build_confirm"),
(1, "eap_sake_process_challenge"),
(1, "eap_sake_getKey"),
(1, "eap_sake_get_emsk"),
(1, "eap_sake_get_session_id")]
for count, func in tests:
with alloc_fail(hapd, count, func):
run_eap_sake_connect(dev[0])
tests = [(1, "eap_sake_init"),
(1, "eap_sake_build_challenge"),
(1, "eap_sake_build_confirm"),
(1, "eap_sake_derive_keys;eap_sake_process_challenge"),
(1, "eap_sake_compute_mic;eap_sake_process_challenge"),
(1, "eap_sake_compute_mic;eap_sake_process_confirm"),
(1, "eap_sake_compute_mic;eap_sake_build_confirm"),
(1, "eap_sake_process_confirm")]
for count, func in tests:
with fail_test(hapd, count, func):
run_eap_sake_connect(dev[0])
def start_sake_assoc(dev, hapd):
dev.connect("test-wpa2-eap", key_mgmt="WPA-EAP", scan_freq="2412",
eap="SAKE", identity="sake user",
password_hex="0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef",
wait_connect=False)
proxy_msg(hapd, dev) # EAP-Identity/Request
proxy_msg(dev, hapd) # EAP-Identity/Response
proxy_msg(hapd, dev) # SAKE/Challenge/Request
def stop_sake_assoc(dev, hapd):
dev.request("REMOVE_NETWORK all")
dev.wait_disconnected()
dev.dump_monitor()
hapd.dump_monitor()
def test_eap_proto_sake_server(dev, apdev):
"""EAP-SAKE protocol testing for the server"""
check_eap_capa(dev[0], "SAKE")
params = int_eap_server_params()
params['erp_domain'] = 'example.com'
params['eap_server_erp'] = '1'
hapd = hostapd.add_ap(apdev[0], params)
dev[0].scan_for_bss(hapd.own_addr(), freq=2412)
hapd.request("SET ext_eapol_frame_io 1")
dev[0].request("SET ext_eapol_frame_io 1")
# Successful exchange to verify proxying mechanism
start_sake_assoc(dev[0], hapd)
proxy_msg(dev[0], hapd) # SAKE/Challenge/Response
proxy_msg(hapd, dev[0]) # SAKE/Confirm/Request
proxy_msg(dev[0], hapd) # SAKE/Confirm/Response
proxy_msg(hapd, dev[0]) # EAP-Success
proxy_msg(hapd, dev[0]) # EAPOL-Key msg 1/4
proxy_msg(dev[0], hapd) # EAPOL-Key msg 2/4
proxy_msg(hapd, dev[0]) # EAPOL-Key msg 3/4
proxy_msg(dev[0], hapd) # EAPOL-Key msg 4/4
dev[0].wait_connected()
stop_sake_assoc(dev[0], hapd)
start_sake_assoc(dev[0], hapd)
resp = rx_msg(dev[0])
# Too short EAP-SAKE header
# --> EAP-SAKE: Invalid frame
msg = resp[0:4] + "0007" + resp[8:12] + "0007" + "300200"
tx_msg(dev[0], hapd, msg)
# Unknown version
# --> EAP-SAKE: Unknown version 1
msg = resp[0:4] + "0008" + resp[8:12] + "0008" + "30010000"
tx_msg(dev[0], hapd, msg)
# Unknown session
# --> EAP-SAKE: Session ID mismatch
sess, = struct.unpack('B', binascii.unhexlify(resp[20:22]))
sess = binascii.hexlify(struct.pack('B', sess + 1)).decode()
msg = resp[0:4] + "0008" + resp[8:12] + "0008" + "3002" + sess + "00"
tx_msg(dev[0], hapd, msg)
# Unknown subtype
# --> EAP-SAKE: Unexpected subtype=5 in state=1
msg = resp[0:22] + "05" + resp[24:]
tx_msg(dev[0], hapd, msg)
# Empty challenge
# --> EAP-SAKE: Response/Challenge did not include AT_RAND_P or AT_MIC_P
msg = resp[0:4] + "0008" + resp[8:12] + "0008" + resp[16:24]
tx_msg(dev[0], hapd, msg)
rx_msg(hapd)
stop_sake_assoc(dev[0], hapd)
start_sake_assoc(dev[0], hapd)
resp = rx_msg(dev[0])
# Invalid attribute in challenge
# --> EAP-SAKE: Too short attribute
msg = resp[0:4] + "0009" + resp[8:12] + "0009" + resp[16:26]
tx_msg(dev[0], hapd, msg)
rx_msg(hapd)
stop_sake_assoc(dev[0], hapd)
start_sake_assoc(dev[0], hapd)
proxy_msg(dev[0], hapd) # SAKE/Challenge/Response
proxy_msg(hapd, dev[0]) # SAKE/Confirm/Request
resp = rx_msg(dev[0])
# Empty confirm
# --> EAP-SAKE: Response/Confirm did not include AT_MIC_P
msg = resp[0:4] + "0008" + resp[8:12] + "0008" + resp[16:26]
tx_msg(dev[0], hapd, msg)
rx_msg(hapd)
stop_sake_assoc(dev[0], hapd)
start_sake_assoc(dev[0], hapd)
proxy_msg(dev[0], hapd) # SAKE/Challenge/Response
proxy_msg(hapd, dev[0]) # SAKE/Confirm/Request
resp = rx_msg(dev[0])
# Invalid attribute in confirm
# --> EAP-SAKE: Too short attribute
msg = resp[0:4] + "0009" + resp[8:12] + "0009" + resp[16:26]
tx_msg(dev[0], hapd, msg)
rx_msg(hapd)
stop_sake_assoc(dev[0], hapd)
start_sake_assoc(dev[0], hapd)
proxy_msg(dev[0], hapd) # SAKE/Challenge/Response
proxy_msg(hapd, dev[0]) # SAKE/Confirm/Request
resp = rx_msg(dev[0])
# Corrupted AT_MIC_P value
# --> EAP-SAKE: Incorrect AT_MIC_P
msg = resp[0:30] + "000000000000" + resp[42:]
tx_msg(dev[0], hapd, msg)
rx_msg(hapd)
stop_sake_assoc(dev[0], hapd)
def test_eap_proto_leap(dev, apdev):
"""EAP-LEAP protocol tests"""
check_eap_capa(dev[0], "LEAP")