def check_pasn_fils_pmksa_cache(dev, apdev, params, key_mgmt):
check_fils_capa(dev[0])
check_erp_capa(dev[0])
check_pasn_capab(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'] = key_mgmt + " PASN"
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
hapd = start_pasn_ap(apdev[0], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
id = dev[0].connect("fils", key_mgmt=key_mgmt,
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
pmksa = dev[0].get_pmksa(bssid)
if pmksa is None:
raise Exception("No PMKSA cache entry created")
hapd.wait_sta()
hwsim_utils.test_connectivity(dev[0], hapd)
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
check_pasn_akmp_cipher(dev[0], hapd, key_mgmt, "CCMP")
def pasn_fils_setup(wpas, apdev, params, key_mgmt):
check_fils_capa(wpas)
check_erp_capa(wpas)
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'] = key_mgmt + " PASN"
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['disable_pmksa_caching'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
id = wpas.connect("fils",
key_mgmt=key_mgmt,
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
wpas.request("DISCONNECT")
wpas.wait_disconnected()
wpas.dump_monitor()
if "FAIL" in wpas.request("PMKSA_FLUSH"):
raise Exception("PMKSA_FLUSH failed")
return hapd
def check_pasn_fils_kdk(dev, apdev, params, key_mgmt):
check_fils_capa(dev[0])
check_erp_capa(dev[0])
check_pasn_capab(dev[0])
start_erp_as(msk_dump=os.path.join(params['logdir'], "msk.lst"))
try:
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = key_mgmt
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['disable_pmksa_caching'] = '1'
params['force_kdk_derivation'] = "1"
hapd = start_pasn_ap(apdev[0], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
dev[0].set("force_kdk_derivation", "1")
id = dev[0].connect("fils",
key_mgmt=key_mgmt,
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
hapd.wait_sta()
hwsim_utils.test_connectivity(dev[0], hapd)
check_pasn_ptk(dev[0], hapd, "CCMP")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
ev = dev[0].wait_event([
"CTRL-EVENT-EAP-STARTED", "EVENT-ASSOC-REJECT",
"CTRL-EVENT-CONNECTED"
],
timeout=10)
if ev is None:
raise Exception("Connection using FILS/ERP timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
if "EVENT-ASSOC-REJECT" in ev:
raise Exception("Association failed")
hapd.wait_sta()
hwsim_utils.test_connectivity(dev[0], hapd)
check_pasn_ptk(dev[0], hapd, "CCMP")
finally:
dev[0].set("force_kdk_derivation", "0")
def test_fils_sk_pmksa_caching(dev, apdev):
"""FILS SK and PMKSA caching"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
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="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
pmksa = dev[0].get_pmksa(bssid)
if pmksa is None:
raise Exception("No PMKSA cache entry created")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
ev = dev[0].wait_event(["CTRL-EVENT-EAP-STARTED", "CTRL-EVENT-CONNECTED"],
timeout=10)
if ev is None:
raise Exception("Connection using PMKSA caching timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
hwsim_utils.test_connectivity(dev[0], hapd)
pmksa2 = dev[0].get_pmksa(bssid)
if pmksa2 is None:
raise Exception("No PMKSA cache entry found")
if pmksa['pmkid'] != pmksa2['pmkid']:
raise Exception("Unexpected PMKID change")
# Verify EAPOL reauthentication after FILS authentication
hapd.request("EAPOL_REAUTH " + dev[0].own_addr())
ev = dev[0].wait_event(["CTRL-EVENT-EAP-STARTED"], timeout=5)
if ev is None:
raise Exception("EAP authentication did not start")
ev = dev[0].wait_event(["CTRL-EVENT-EAP-SUCCESS"], timeout=5)
if ev is None:
raise Exception("EAP authentication did not succeed")
time.sleep(0.1)
hwsim_utils.test_connectivity(dev[0], hapd)
def test_fils_sk_erp_another_ssid(dev, apdev):
"""FILS SK using ERP and roam to another SSID"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['disable_pmksa_caching'] = '1'
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="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.disable()
dev[0].flush_scan_cache()
if "FAIL" in dev[0].request("PMKSA_FLUSH"):
raise Exception("PMKSA_FLUSH failed")
params = hostapd.wpa2_eap_params(ssid="fils2")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['disable_pmksa_caching'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].dump_monitor()
id = dev[0].connect("fils2", key_mgmt="FILS-SHA256",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412", wait_connect=False)
ev = dev[0].wait_event(["CTRL-EVENT-EAP-STARTED",
"EVENT-ASSOC-REJECT",
"CTRL-EVENT-CONNECTED"], timeout=10)
if ev is None:
raise Exception("Connection using FILS/ERP timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
if "EVENT-ASSOC-REJECT" in ev:
raise Exception("Association failed")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_fils_sk_pmksa_caching(dev, apdev):
"""FILS SK and PMKSA caching"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
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="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
pmksa = dev[0].get_pmksa(bssid)
if pmksa is None:
raise Exception("No PMKSA cache entry created")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
ev = dev[0].wait_event(["CTRL-EVENT-EAP-STARTED",
"CTRL-EVENT-CONNECTED"], timeout=10)
if ev is None:
raise Exception("Connection using PMKSA caching timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
hwsim_utils.test_connectivity(dev[0], hapd)
pmksa2 = dev[0].get_pmksa(bssid)
if pmksa2 is None:
raise Exception("No PMKSA cache entry found")
if pmksa['pmkid'] != pmksa2['pmkid']:
raise Exception("Unexpected PMKID change")
# Verify EAPOL reauthentication after FILS authentication
hapd.request("EAPOL_REAUTH " + dev[0].own_addr())
ev = dev[0].wait_event(["CTRL-EVENT-EAP-STARTED"], timeout=5)
if ev is None:
raise Exception("EAP authentication did not start")
ev = dev[0].wait_event(["CTRL-EVENT-EAP-SUCCESS"], timeout=5)
if ev is None:
raise Exception("EAP authentication did not succeed")
time.sleep(0.1)
hwsim_utils.test_connectivity(dev[0], hapd)
def test_fils_sk_pmksa_caching_ctrl_ext(dev, apdev):
"""FILS SK and PMKSA caching with Cache Identifier and external management"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
hapd_as = start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA384"
params['auth_server_port'] = "18128"
params['erp_send_reauth_start'] = '1'
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['fils_cache_id'] = "ffee"
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-SHA384",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
res1 = dev[0].request("PMKSA_GET %d" % id)
logger.info("PMKSA_GET: " + res1)
if "UNKNOWN COMMAND" in res1:
raise HwsimSkip("PMKSA_GET not supported in the build")
if bssid not in res1:
raise Exception("PMKSA cache entry missing")
if "ffee" not in res1:
raise Exception("FILS Cache Identifier not seen in PMKSA cache entry")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd_as.disable()
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("PMKSA_FLUSH")
dev[0].request("ERP_FLUSH")
for entry in res1.splitlines():
if "OK" not in dev[0].request("PMKSA_ADD %d %s" % (id, entry)):
raise Exception("Failed to add PMKSA entry")
bssid2 = apdev[1]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA384"
params['auth_server_port'] = "18128"
params['erp_send_reauth_start'] = '1'
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['fils_cache_id'] = "ffee"
hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
dev[0].scan_for_bss(bssid2, freq=2412)
dev[0].set_network(id, "bssid", bssid2)
dev[0].select_network(id, freq=2412)
ev = dev[0].wait_connected()
if bssid2 not in ev:
raise Exception("Unexpected BSS selected")
def test_fils_sk_sha384_full_auth(dev, apdev):
"""FILS SK full authentication (SHA384)"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA384"
params['auth_server_port'] = "18128"
params['erp_send_reauth_start'] = '1'
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['wpa_group_rekey'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
bss = dev[0].get_bss(bssid)
logger.debug("BSS: " + str(bss))
if "[FILS]" not in bss['flags']:
raise Exception("[FILS] flag not indicated")
if "[WPA2-FILS-SHA384-CCMP]" not in bss['flags']:
raise Exception("[WPA2-FILS-SHA384-CCMP] flag not indicated")
res = dev[0].request("SCAN_RESULTS")
logger.debug("SCAN_RESULTS: " + res)
if "[FILS]" not in res:
raise Exception("[FILS] flag not indicated")
if "[WPA2-FILS-SHA384-CCMP]" not in res:
raise Exception("[WPA2-FILS-SHA384-CCMP] flag not indicated")
dev[0].request("ERP_FLUSH")
dev[0].connect("fils", key_mgmt="FILS-SHA384",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
if ev is None:
raise Exception("GTK rekey timed out")
hwsim_utils.test_connectivity(dev[0], hapd)
conf = hapd.get_config()
if conf['key_mgmt'] != 'FILS-SHA384':
raise Exception("Unexpected config key_mgmt: " + conf['key_mgmt'])
def test_fils_sk_sha384_full_auth(dev, apdev):
"""FILS SK full authentication (SHA384)"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA384"
params['auth_server_port'] = "18128"
params['erp_send_reauth_start'] = '1'
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['wpa_group_rekey'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
bss = dev[0].get_bss(bssid)
logger.debug("BSS: " + str(bss))
if "[FILS]" not in bss['flags']:
raise Exception("[FILS] flag not indicated")
if "[WPA2-FILS-SHA384-CCMP]" not in bss['flags']:
raise Exception("[WPA2-FILS-SHA384-CCMP] flag not indicated")
res = dev[0].request("SCAN_RESULTS")
logger.debug("SCAN_RESULTS: " + res)
if "[FILS]" not in res:
raise Exception("[FILS] flag not indicated")
if "[WPA2-FILS-SHA384-CCMP]" not in res:
raise Exception("[WPA2-FILS-SHA384-CCMP] flag not indicated")
dev[0].request("ERP_FLUSH")
dev[0].connect("fils", key_mgmt="FILS-SHA384",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
hwsim_utils.test_connectivity(dev[0], hapd)
ev = dev[0].wait_event(["WPA: Group rekeying completed"], timeout=2)
if ev is None:
raise Exception("GTK rekey timed out")
hwsim_utils.test_connectivity(dev[0], hapd)
conf = hapd.get_config()
if conf['key_mgmt'] != 'FILS-SHA384':
raise Exception("Unexpected config key_mgmt: " + conf['key_mgmt'])
def test_fils_sk_hlp_timeout(dev, apdev):
"""FILS SK HLP (rapid commit server timeout)"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
bssid = apdev[0]['bssid']
params = fils_hlp_config(fils_hlp_wait_time=30)
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
dhcpdisc = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " +
binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
id = dev[0].connect("fils",
key_mgmt="FILS-SHA256",
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
# Wait for HLP wait timeout to hit
# FILS: HLP response timeout - continue with association response
dev[0].wait_connected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def test_fils_sk_erp_sim(dev, apdev):
"""FILS SK using ERP with SIM"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
realm = 'wlan.mnc001.mcc232.3gppnetwork.org'
start_erp_as(apdev[1], erp_domain=realm)
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['fils_realm'] = realm
params['disable_pmksa_caching'] = '1'
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="SIM",
identity="1232010000000000@" + realm,
password=
"******",
erp="1",
scan_freq="2412")
hapd.disable()
dev[0].wait_disconnected()
dev[0].dump_monitor()
hapd.enable()
ev = dev[0].wait_event([
"CTRL-EVENT-EAP-STARTED", "EVENT-ASSOC-REJECT", "CTRL-EVENT-CONNECTED"
],
timeout=10)
if ev is None:
raise Exception("Reconnection using FILS/ERP timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
if "EVENT-ASSOC-REJECT" in ev:
raise Exception("Association failed")
def test_fils_sk_hlp_timeout(dev, apdev):
"""FILS SK HLP (rapid commit server timeout)"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
bssid = apdev[0]['bssid']
params = fils_hlp_config(fils_hlp_wait_time=30)
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
dhcpdisc = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " + binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
id = dev[0].connect("fils", key_mgmt="FILS-SHA256",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
# Wait for HLP wait timeout to hit
# FILS: HLP response timeout - continue with association response
dev[0].wait_connected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def run_wpa2_ocv_ap_override_fils_assoc(dev, apdev, params, post_enable=False):
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']
ssid = "test-wpa2-ocv"
params = hostapd.wpa2_eap_params(ssid=ssid)
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['erp_send_reauth_start'] = '1'
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['wpa_group_rekey'] = '1'
params["ieee80211w"] = "2"
params["ocv"] = "1"
if not post_enable:
params["oci_freq_override_fils_assoc"] = "2462"
try:
hapd = hostapd.add_ap(apdev[0], params)
except Exception as e:
if "Failed to set hostapd parameter ocv" in str(e):
raise HwsimSkip("OCV not supported")
raise
bssid = hapd.own_addr()
if post_enable:
hapd.set("oci_freq_override_fils_assoc", "2462")
dev[0].request("ERP_FLUSH")
id = dev[0].connect(ssid, key_mgmt="FILS-SHA256",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412", ocv="1", ieee80211w="2")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
check_ocv_failure(dev[0], "FILS Association Response", "fils-assoc", bssid)
dev[0].request("DISCONNECT")
def test_fils_sk_erp_and_reauth(dev, apdev):
"""FILS SK using ERP and AP going away"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['disable_pmksa_caching'] = '1'
params['broadcast_deauth'] = '0'
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="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
hapd.disable()
dev[0].wait_disconnected()
dev[0].dump_monitor()
hapd.enable()
ev = dev[0].wait_event([
"CTRL-EVENT-EAP-STARTED", "EVENT-ASSOC-REJECT", "CTRL-EVENT-CONNECTED"
],
timeout=10)
if ev is None:
raise Exception("Reconnection using FILS/ERP timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
if "EVENT-ASSOC-REJECT" in ev:
raise Exception("Association failed")
def run_fils_sk_erp(dev, apdev, key_mgmt):
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = key_mgmt
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['disable_pmksa_caching'] = '1'
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=key_mgmt,
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
ev = dev[0].wait_event([
"CTRL-EVENT-EAP-STARTED", "EVENT-ASSOC-REJECT", "CTRL-EVENT-CONNECTED"
],
timeout=10)
if ev is None:
raise Exception("Connection using FILS/ERP timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
if "EVENT-ASSOC-REJECT" in ev:
raise Exception("Association failed")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_fils_sk_erp_sim(dev, apdev):
"""FILS SK using ERP with SIM"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
realm='wlan.mnc001.mcc232.3gppnetwork.org'
start_erp_as(apdev[1], erp_domain=realm)
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['fils_realm'] = realm
params['disable_pmksa_caching'] = '1'
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="SIM", identity="1232010000000000@" + realm,
password="******",
erp="1", scan_freq="2412")
hapd.disable()
dev[0].wait_disconnected()
dev[0].dump_monitor()
hapd.enable()
ev = dev[0].wait_event(["CTRL-EVENT-EAP-STARTED",
"EVENT-ASSOC-REJECT",
"CTRL-EVENT-CONNECTED"], timeout=10)
if ev is None:
raise Exception("Reconnection using FILS/ERP timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
if "EVENT-ASSOC-REJECT" in ev:
raise Exception("Association failed")
def test_fils_sk_hlp_dhcp_parsing(dev, apdev):
"""FILS SK HLP and DHCP response parsing"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
bssid = apdev[0]['bssid']
params = fils_hlp_config(fils_hlp_wait_time=30)
params['dhcp_rapid_commit_proxy'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
dhcpdisc = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " + binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
id = dev[0].connect("fils", key_mgmt="FILS-SHA256",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "fils_process_hlp"):
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpdisc = build_dhcp(req=False, dhcp_msg=DHCPACK,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3")
#sock.sendto(dhcpdisc[2+20+8:], addr)
chaddr = binascii.unhexlify(dev[0].own_addr().replace(':','')) + 10*'\x00'
tests = [ "\x00",
"\x02" + 500 * "\x00",
"\x02\x00\x00\x00" + 20*"\x00" + "\x7f\x00\x00\x03" + 500 * "\x00",
"\x02\x00\x00\x00" + 20*"\x00" + "\x7f\x00\x00\x03" + 16*"\x00" + 64*"\x00" + 128*"\x00" + "\x63\x82\x53\x63",
"\x02\x00\x00\x00" + 20*"\x00" + "\x7f\x00\x00\x03" + 16*"\x00" + 64*"\x00" + 128*"\x00" + "\x63\x82\x53\x63" + "\x00\x11",
"\x02\x00\x00\x00" + 20*"\x00" + "\x7f\x00\x00\x03" + 16*"\x00" + 64*"\x00" + 128*"\x00" + "\x63\x82\x53\x63" + "\x11\x01",
"\x02\x00\x00\x00" + 20*"\x00" + "\x7f\x00\x00\x03" + chaddr + 64*"\x00" + 128*"\x00" + "\x63\x82\x53\x63" + "\x35\x00\xff",
"\x02\x00\x00\x00" + 20*"\x00" + "\x7f\x00\x00\x03" + chaddr + 64*"\x00" + 128*"\x00" + "\x63\x82\x53\x63" + "\x35\x01\x00\xff",
1501 * "\x00" ]
for t in tests:
sock.sendto(t, addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: DHCP sendto failed: Invalid argument for second DHCP TX in proxy
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
hapd.set("dhcp_server_port", "0")
dhcpoffer = build_dhcp(req=False, dhcp_msg=DHCPOFFER, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3")
sock.sendto(dhcpoffer[2+20+8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.set("dhcp_server_port", "67")
# Options in DHCPOFFER
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False, dhcp_msg=DHCPOFFER, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3",
extra_op="\x00\x11", opt_end=False)
sock.sendto(dhcpoffer[2+20+8:], addr)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# Options in DHCPOFFER (2)
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False, dhcp_msg=DHCPOFFER, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3",
extra_op="\x11\x01", opt_end=False)
sock.sendto(dhcpoffer[2+20+8:], addr)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# Server ID in DHCPOFFER
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False, dhcp_msg=DHCPOFFER, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3",
extra_op="\x36\x01\x30")
sock.sendto(dhcpoffer[2+20+8:], addr)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: Could not update DHCPDISCOVER
dev[0].request("FILS_HLP_REQ_FLUSH")
dhcpdisc = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr(),
extra_op="\x00\x11", opt_end=False)
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " + binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False, dhcp_msg=DHCPOFFER, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3",
extra_op="\x36\x01\x30")
sock.sendto(dhcpoffer[2+20+8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: Could not update DHCPDISCOVER (2)
dev[0].request("FILS_HLP_REQ_FLUSH")
dhcpdisc = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr(),
extra_op="\x11\x01", opt_end=False)
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " + binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False, dhcp_msg=DHCPOFFER, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3",
extra_op="\x36\x01\x30")
sock.sendto(dhcpoffer[2+20+8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def test_fils_sk_multiple_realms(dev, apdev):
"""FILS SK and multiple realms"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
fils_realms = [ 'r1.example.org', 'r2.EXAMPLE.org', 'r3.example.org',
'r4.example.org', 'r5.example.org', 'r6.example.org',
'r7.example.org', 'r8.example.org',
'example.com',
'r9.example.org', 'r10.example.org', 'r11.example.org',
'r12.example.org', 'r13.example.org', 'r14.example.org',
'r15.example.org', 'r16.example.org' ]
params['fils_realm'] = fils_realms
params['fils_cache_id'] = "1234"
params['hessid'] = bssid
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
if "OK" not in dev[0].request("ANQP_GET " + bssid + " 275"):
raise Exception("ANQP_GET command failed")
ev = dev[0].wait_event(["GAS-QUERY-DONE"], timeout=10)
if ev is None:
raise Exception("GAS query timed out")
bss = dev[0].get_bss(bssid)
if 'fils_info' not in bss:
raise Exception("FILS Indication element information missing")
if bss['fils_info'] != '02b8':
raise Exception("Unexpected FILS Information: " + bss['fils_info'])
if 'fils_cache_id' not in bss:
raise Exception("FILS Cache Identifier missing")
if bss['fils_cache_id'] != '1234':
raise Exception("Unexpected FILS Cache Identifier: " + bss['fils_cache_id'])
if 'fils_realms' not in bss:
raise Exception("FILS Realm Identifiers missing")
expected = ''
count = 0
for realm in fils_realms:
hash = hashlib.sha256(realm.lower()).digest()
expected += binascii.hexlify(hash[0:2])
count += 1
if count == 7:
break
if bss['fils_realms'] != expected:
raise Exception("Unexpected FILS Realm Identifiers: " + bss['fils_realms'])
if 'anqp_fils_realm_info' not in bss:
raise Exception("FILS Realm Information ANQP-element not seen")
info = bss['anqp_fils_realm_info'];
expected = ''
for realm in fils_realms:
hash = hashlib.sha256(realm.lower()).digest()
expected += binascii.hexlify(hash[0:2])
if info != expected:
raise Exception("Unexpected FILS Realm Info ANQP-element: " + info)
dev[0].request("ERP_FLUSH")
id = dev[0].connect("fils", key_mgmt="FILS-SHA256",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
ev = dev[0].wait_event(["CTRL-EVENT-EAP-STARTED",
"EVENT-ASSOC-REJECT",
"CTRL-EVENT-CONNECTED"], timeout=10)
if ev is None:
raise Exception("Connection using FILS/ERP timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
if "EVENT-ASSOC-REJECT" in ev:
raise Exception("Association failed")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_fils_sk_hlp_req_parsing(dev, apdev):
"""FILS SK HLP request parsing"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = fils_hlp_config(fils_hlp_wait_time=30)
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
tot_len = 20 + 1
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
_ip_src = '\x00\x00\x00\x00'
_ip_dst = '\x00\x00\x00\x00'
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
ipv4_overflow = start + csum + _ip_src + _ip_dst
tot_len = 20
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 123)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
ipv4_unknown_proto = start + csum + _ip_src + _ip_dst
tot_len = 20
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
ipv4_missing_udp_hdr = start + csum + _ip_src + _ip_dst
src_port = 68
dst_port = 67
udp = struct.pack('>HHHH', src_port, dst_port, 8 + 1, 0)
tot_len = 20 + len(udp)
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
udp_overflow = start + csum + _ip_src + _ip_dst + udp
udp = struct.pack('>HHHH', src_port, dst_port, 7, 0)
tot_len = 20 + len(udp)
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
udp_underflow = start + csum + _ip_src + _ip_dst + udp
src_port = 123
dst_port = 456
udp = struct.pack('>HHHH', src_port, dst_port, 8, 0)
tot_len = 20 + len(udp)
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
udp_unknown_port = start + csum + _ip_src + _ip_dst + udp
src_port = 68
dst_port = 67
udp = struct.pack('>HHHH', src_port, dst_port, 8, 0)
tot_len = 20 + len(udp)
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
dhcp_missing_data = start + csum + _ip_src + _ip_dst + udp
dhcp_not_req = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr(),
override_op=BOOTREPLY)
dhcp_no_magic = build_dhcp(req=True,
dhcp_msg=None,
chaddr=dev[0].own_addr(),
magic_override='',
rapid_commit=False,
opt_end=False)
dhcp_unknown_magic = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr(),
magic_override='\x00\x00\x00\x00')
dhcp_opts = build_dhcp(req=True,
dhcp_msg=DHCPNAK,
chaddr=dev[0].own_addr(),
extra_op='\x00\x11',
opt_end=False)
dhcp_opts2 = build_dhcp(req=True,
dhcp_msg=DHCPNAK,
chaddr=dev[0].own_addr(),
extra_op='\x11\x01',
opt_end=False)
dhcp_valid = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
tests = [
"ff", "0800", "0800" + 20 * "00",
"0800" + binascii.hexlify(ipv4_overflow),
"0800" + binascii.hexlify(ipv4_unknown_proto),
"0800" + binascii.hexlify(ipv4_missing_udp_hdr),
"0800" + binascii.hexlify(udp_overflow),
"0800" + binascii.hexlify(udp_underflow),
"0800" + binascii.hexlify(udp_unknown_port),
"0800" + binascii.hexlify(dhcp_missing_data),
binascii.hexlify(dhcp_not_req),
binascii.hexlify(dhcp_no_magic),
binascii.hexlify(dhcp_unknown_magic)
]
for t in tests:
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD ff:ff:ff:ff:ff:ff " +
t):
raise Exception("FILS_HLP_REQ_ADD failed: " + t)
id = dev[0].connect("fils",
key_mgmt="FILS-SHA256",
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
tests = [binascii.hexlify(dhcp_opts), binascii.hexlify(dhcp_opts2)]
for t in tests:
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD ff:ff:ff:ff:ff:ff " +
t):
raise Exception("FILS_HLP_REQ_ADD failed: " + t)
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD ff:ff:ff:ff:ff:ff " +
binascii.hexlify(dhcp_valid)):
raise Exception("FILS_HLP_REQ_ADD failed")
hapd.set("own_ip_addr", "0.0.0.0")
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.set("dhcp_server", "0.0.0.0")
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: Failed to bind DHCP socket: Address already in use
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
hapd.set("own_ip_addr", "127.0.0.2")
hapd.set("dhcp_server", "127.0.0.2")
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: DHCP sendto failed: Invalid argument
hapd.set("own_ip_addr", "127.0.0.3")
hapd.set("dhcp_server", "127.0.0.2")
hapd.set("dhcp_relay_port", "0")
hapd.set("dhcp_server_port", "0")
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def test_fils_sk_hlp_oom(dev, apdev):
"""FILS SK HLP and hostapd OOM"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
bssid = apdev[0]['bssid']
params = fils_hlp_config(fils_hlp_wait_time=500)
params['dhcp_rapid_commit_proxy'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
dhcpdisc = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " +
binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
id = dev[0].connect("fils",
key_mgmt="FILS-SHA256",
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "fils_process_hlp"):
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "fils_process_hlp_dhcp"):
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "wpabuf_alloc;fils_process_hlp_dhcp"):
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "wpabuf_alloc;fils_dhcp_handler"):
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpdisc = build_dhcp(req=False,
dhcp_msg=DHCPACK,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2 + 20 + 8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "wpabuf_resize;fils_dhcp_handler"):
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpdisc = build_dhcp(req=False,
dhcp_msg=DHCPACK,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2 + 20 + 8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False,
dhcp_msg=DHCPOFFER,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3")
with alloc_fail(hapd, 1, "wpabuf_resize;fils_dhcp_request"):
sock.sendto(dhcpoffer[2 + 20 + 8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def run_fils_sk_hlp(dev, apdev, rapid_commit_server):
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
bssid = apdev[0]['bssid']
params = fils_hlp_config()
params['fils_hlp_wait_time'] = '10000'
if not rapid_commit_server:
params['dhcp_rapid_commit_proxy'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
tests = [ "",
"q",
"ff:ff:ff:ff:ff:ff",
"ff:ff:ff:ff:ff:ff q" ]
for t in tests:
if "FAIL" not in dev[0].request("FILS_HLP_REQ_ADD " + t):
raise Exception("Invalid FILS_HLP_REQ_ADD accepted: " + t)
dhcpdisc = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
tests = [ "ff:ff:ff:ff:ff:ff aabb",
"ff:ff:ff:ff:ff:ff " + 255*'cc',
hapd.own_addr() + " ddee010203040506070809",
"ff:ff:ff:ff:ff:ff " + binascii.hexlify(dhcpdisc) ]
for t in tests:
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + t):
raise Exception("FILS_HLP_REQ_ADD failed: " + t)
id = dev[0].connect("fils", key_mgmt="FILS-SHA256",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
if rapid_commit_server:
# TODO: Proper rapid commit response
dhcpdisc = build_dhcp(req=False, dhcp_msg=DHCPACK,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2+20+8:], addr)
else:
dhcpdisc = build_dhcp(req=False, dhcp_msg=DHCPOFFER, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2+20+8:], addr)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpdisc = build_dhcp(req=False, dhcp_msg=DHCPACK, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2+20+8:], addr)
ev = dev[0].wait_event(["FILS-HLP-RX"], timeout=10)
if ev is None:
raise Exception("FILS HLP response not reported")
vals = ev.split(' ')
frame = binascii.unhexlify(vals[3].split('=')[1])
proto, = struct.unpack('>H', frame[0:2])
if proto != 0x0800:
raise Exception("Unexpected ethertype in HLP response: %d" % proto)
frame = frame[2:]
ip = frame[0:20]
if ip_checksum(ip) != '\x00\x00':
raise Exception("IP header checksum mismatch in HLP response")
frame = frame[20:]
udp = frame[0:8]
frame = frame[8:]
sport, dport, ulen, ucheck = struct.unpack('>HHHH', udp)
if sport != 67 or dport != 68:
raise Exception("Unexpected UDP port in HLP response")
dhcp = frame[0:28]
frame = frame[28:]
op,htype,hlen,hops,xid,secs,flags,ciaddr,yiaddr,siaddr,giaddr = struct.unpack('>4BL2H4L', dhcp)
chaddr = frame[0:16]
frame = frame[16:]
sname = frame[0:64]
frame = frame[64:]
file = frame[0:128]
frame = frame[128:]
options = frame
if options[0:4] != '\x63\x82\x53\x63':
raise Exception("No DHCP magic seen in HLP response")
options = options[4:]
# TODO: fully parse and validate DHCPACK options
if struct.pack('BBB', OPT_DHCP_MESSAGE_TYPE, 1, DHCPACK) not in options:
raise Exception("DHCPACK not in HLP response")
dev[0].wait_connected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def run_fils_sk_hlp(dev, apdev, rapid_commit_server):
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
bssid = apdev[0]['bssid']
params = fils_hlp_config()
params['fils_hlp_wait_time'] = '10000'
if not rapid_commit_server:
params['dhcp_rapid_commit_proxy'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
tests = ["", "q", "ff:ff:ff:ff:ff:ff", "ff:ff:ff:ff:ff:ff q"]
for t in tests:
if "FAIL" not in dev[0].request("FILS_HLP_REQ_ADD " + t):
raise Exception("Invalid FILS_HLP_REQ_ADD accepted: " + t)
dhcpdisc = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
tests = [
"ff:ff:ff:ff:ff:ff aabb", "ff:ff:ff:ff:ff:ff " + 255 * 'cc',
hapd.own_addr() + " ddee010203040506070809",
"ff:ff:ff:ff:ff:ff " + binascii.hexlify(dhcpdisc)
]
for t in tests:
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + t):
raise Exception("FILS_HLP_REQ_ADD failed: " + t)
id = dev[0].connect("fils",
key_mgmt="FILS-SHA256",
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
if rapid_commit_server:
# TODO: Proper rapid commit response
dhcpdisc = build_dhcp(req=False,
dhcp_msg=DHCPACK,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2 + 20 + 8:], addr)
else:
dhcpdisc = build_dhcp(req=False,
dhcp_msg=DHCPOFFER,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2 + 20 + 8:], addr)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpdisc = build_dhcp(req=False,
dhcp_msg=DHCPACK,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2 + 20 + 8:], addr)
ev = dev[0].wait_event(["FILS-HLP-RX"], timeout=10)
if ev is None:
raise Exception("FILS HLP response not reported")
vals = ev.split(' ')
frame = binascii.unhexlify(vals[3].split('=')[1])
proto, = struct.unpack('>H', frame[0:2])
if proto != 0x0800:
raise Exception("Unexpected ethertype in HLP response: %d" % proto)
frame = frame[2:]
ip = frame[0:20]
if ip_checksum(ip) != '\x00\x00':
raise Exception("IP header checksum mismatch in HLP response")
frame = frame[20:]
udp = frame[0:8]
frame = frame[8:]
sport, dport, ulen, ucheck = struct.unpack('>HHHH', udp)
if sport != 67 or dport != 68:
raise Exception("Unexpected UDP port in HLP response")
dhcp = frame[0:28]
frame = frame[28:]
op, htype, hlen, hops, xid, secs, flags, ciaddr, yiaddr, siaddr, giaddr = struct.unpack(
'>4BL2H4L', dhcp)
chaddr = frame[0:16]
frame = frame[16:]
sname = frame[0:64]
frame = frame[64:]
file = frame[0:128]
frame = frame[128:]
options = frame
if options[0:4] != '\x63\x82\x53\x63':
raise Exception("No DHCP magic seen in HLP response")
options = options[4:]
# TODO: fully parse and validate DHCPACK options
if struct.pack('BBB', OPT_DHCP_MESSAGE_TYPE, 1, DHCPACK) not in options:
raise Exception("DHCPACK not in HLP response")
dev[0].wait_connected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def test_fils_sk_multiple_realms(dev, apdev):
"""FILS SK and multiple realms"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA256"
params['auth_server_port'] = "18128"
params['erp_domain'] = 'example.com'
fils_realms = [
'r1.example.org', 'r2.EXAMPLE.org', 'r3.example.org', 'r4.example.org',
'r5.example.org', 'r6.example.org', 'r7.example.org', 'r8.example.org',
'example.com', 'r9.example.org', 'r10.example.org', 'r11.example.org',
'r12.example.org', 'r13.example.org', 'r14.example.org',
'r15.example.org', 'r16.example.org'
]
params['fils_realm'] = fils_realms
params['fils_cache_id'] = "1234"
params['hessid'] = bssid
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
if "OK" not in dev[0].request("ANQP_GET " + bssid + " 275"):
raise Exception("ANQP_GET command failed")
ev = dev[0].wait_event(["GAS-QUERY-DONE"], timeout=10)
if ev is None:
raise Exception("GAS query timed out")
bss = dev[0].get_bss(bssid)
if 'fils_info' not in bss:
raise Exception("FILS Indication element information missing")
if bss['fils_info'] != '02b8':
raise Exception("Unexpected FILS Information: " + bss['fils_info'])
if 'fils_cache_id' not in bss:
raise Exception("FILS Cache Identifier missing")
if bss['fils_cache_id'] != '1234':
raise Exception("Unexpected FILS Cache Identifier: " +
bss['fils_cache_id'])
if 'fils_realms' not in bss:
raise Exception("FILS Realm Identifiers missing")
expected = ''
count = 0
for realm in fils_realms:
hash = hashlib.sha256(realm.lower()).digest()
expected += binascii.hexlify(hash[0:2])
count += 1
if count == 7:
break
if bss['fils_realms'] != expected:
raise Exception("Unexpected FILS Realm Identifiers: " +
bss['fils_realms'])
if 'anqp_fils_realm_info' not in bss:
raise Exception("FILS Realm Information ANQP-element not seen")
info = bss['anqp_fils_realm_info']
expected = ''
for realm in fils_realms:
hash = hashlib.sha256(realm.lower()).digest()
expected += binascii.hexlify(hash[0:2])
if info != expected:
raise Exception("Unexpected FILS Realm Info ANQP-element: " + info)
dev[0].request("ERP_FLUSH")
id = dev[0].connect("fils",
key_mgmt="FILS-SHA256",
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
ev = dev[0].wait_event([
"CTRL-EVENT-EAP-STARTED", "EVENT-ASSOC-REJECT", "CTRL-EVENT-CONNECTED"
],
timeout=10)
if ev is None:
raise Exception("Connection using FILS/ERP timed out")
if "CTRL-EVENT-EAP-STARTED" in ev:
raise Exception("Unexpected EAP exchange")
if "EVENT-ASSOC-REJECT" in ev:
raise Exception("Association failed")
hwsim_utils.test_connectivity(dev[0], hapd)
def test_fils_sk_pmksa_caching_ctrl_ext(dev, apdev):
"""FILS SK and PMKSA caching with Cache Identifier and external management"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
hapd_as = start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA384"
params['auth_server_port'] = "18128"
params['erp_send_reauth_start'] = '1'
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['fils_cache_id'] = "ffee"
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-SHA384",
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
res1 = dev[0].request("PMKSA_GET %d" % id)
logger.info("PMKSA_GET: " + res1)
if "UNKNOWN COMMAND" in res1:
raise HwsimSkip("PMKSA_GET not supported in the build")
if bssid not in res1:
raise Exception("PMKSA cache entry missing")
if "ffee" not in res1:
raise Exception("FILS Cache Identifier not seen in PMKSA cache entry")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd_as.disable()
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("PMKSA_FLUSH")
dev[0].request("ERP_FLUSH")
for entry in res1.splitlines():
if "OK" not in dev[0].request("PMKSA_ADD %d %s" % (id, entry)):
raise Exception("Failed to add PMKSA entry")
bssid2 = apdev[1]['bssid']
params = hostapd.wpa2_eap_params(ssid="fils")
params['wpa_key_mgmt'] = "FILS-SHA384"
params['auth_server_port'] = "18128"
params['erp_send_reauth_start'] = '1'
params['erp_domain'] = 'example.com'
params['fils_realm'] = 'example.com'
params['fils_cache_id'] = "ffee"
hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
dev[0].scan_for_bss(bssid2, freq=2412)
dev[0].set_network(id, "bssid", bssid2)
dev[0].select_network(id, freq=2412)
ev = dev[0].wait_connected()
if bssid2 not in ev:
raise Exception("Unexpected BSS selected")
def test_fils_sk_hlp_oom(dev, apdev):
"""FILS SK HLP and hostapd OOM"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
bssid = apdev[0]['bssid']
params = fils_hlp_config(fils_hlp_wait_time=500)
params['dhcp_rapid_commit_proxy'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
dhcpdisc = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " + binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
id = dev[0].connect("fils", key_mgmt="FILS-SHA256",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "fils_process_hlp"):
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "fils_process_hlp_dhcp"):
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "wpabuf_alloc;fils_process_hlp_dhcp"):
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "wpabuf_alloc;fils_dhcp_handler"):
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpdisc = build_dhcp(req=False, dhcp_msg=DHCPACK,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2+20+8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "wpabuf_resize;fils_dhcp_handler"):
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpdisc = build_dhcp(req=False, dhcp_msg=DHCPACK,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3")
sock.sendto(dhcpdisc[2+20+8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg,addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False, dhcp_msg=DHCPOFFER, rapid_commit=False,
chaddr=dev[0].own_addr(), giaddr="127.0.0.3")
with alloc_fail(hapd, 1, "wpabuf_resize;fils_dhcp_request"):
sock.sendto(dhcpoffer[2+20+8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def test_fils_sk_hlp_req_parsing(dev, apdev):
"""FILS SK HLP request parsing"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
bssid = apdev[0]['bssid']
params = fils_hlp_config(fils_hlp_wait_time=30)
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
tot_len = 20 + 1
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
_ip_src = '\x00\x00\x00\x00'
_ip_dst = '\x00\x00\x00\x00'
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
ipv4_overflow = start + csum + _ip_src + _ip_dst
tot_len = 20
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 123)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
ipv4_unknown_proto = start + csum + _ip_src + _ip_dst
tot_len = 20
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
ipv4_missing_udp_hdr = start + csum + _ip_src + _ip_dst
src_port = 68
dst_port = 67
udp = struct.pack('>HHHH', src_port, dst_port, 8 + 1, 0)
tot_len = 20 + len(udp)
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
udp_overflow = start + csum + _ip_src + _ip_dst + udp
udp = struct.pack('>HHHH', src_port, dst_port, 7, 0)
tot_len = 20 + len(udp)
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
udp_underflow = start + csum + _ip_src + _ip_dst + udp
src_port = 123
dst_port = 456
udp = struct.pack('>HHHH', src_port, dst_port, 8, 0)
tot_len = 20 + len(udp)
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
udp_unknown_port = start + csum + _ip_src + _ip_dst + udp
src_port = 68
dst_port = 67
udp = struct.pack('>HHHH', src_port, dst_port, 8, 0)
tot_len = 20 + len(udp)
start = struct.pack('>BBHHBBBB', 0x45, 0, tot_len, 0, 0, 0, 128, 17)
ipv4 = start + '\x00\x00' + _ip_src + _ip_dst
csum = ip_checksum(ipv4)
dhcp_missing_data = start + csum + _ip_src + _ip_dst + udp
dhcp_not_req = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr(), override_op=BOOTREPLY)
dhcp_no_magic = build_dhcp(req=True, dhcp_msg=None,
chaddr=dev[0].own_addr(), magic_override='',
rapid_commit=False, opt_end=False)
dhcp_unknown_magic = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr(),
magic_override='\x00\x00\x00\x00')
dhcp_opts = build_dhcp(req=True, dhcp_msg=DHCPNAK,
chaddr=dev[0].own_addr(),
extra_op='\x00\x11', opt_end=False)
dhcp_opts2 = build_dhcp(req=True, dhcp_msg=DHCPNAK,
chaddr=dev[0].own_addr(),
extra_op='\x11\x01', opt_end=False)
dhcp_valid = build_dhcp(req=True, dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
tests = [ "ff",
"0800",
"0800" + 20*"00",
"0800" + binascii.hexlify(ipv4_overflow),
"0800" + binascii.hexlify(ipv4_unknown_proto),
"0800" + binascii.hexlify(ipv4_missing_udp_hdr),
"0800" + binascii.hexlify(udp_overflow),
"0800" + binascii.hexlify(udp_underflow),
"0800" + binascii.hexlify(udp_unknown_port),
"0800" + binascii.hexlify(dhcp_missing_data),
binascii.hexlify(dhcp_not_req),
binascii.hexlify(dhcp_no_magic),
binascii.hexlify(dhcp_unknown_magic) ]
for t in tests:
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD ff:ff:ff:ff:ff:ff " + t):
raise Exception("FILS_HLP_REQ_ADD failed: " + t)
id = dev[0].connect("fils", key_mgmt="FILS-SHA256",
eap="PSK", identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1", scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
tests = [ binascii.hexlify(dhcp_opts),
binascii.hexlify(dhcp_opts2) ]
for t in tests:
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD ff:ff:ff:ff:ff:ff " + t):
raise Exception("FILS_HLP_REQ_ADD failed: " + t)
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD ff:ff:ff:ff:ff:ff " + binascii.hexlify(dhcp_valid)):
raise Exception("FILS_HLP_REQ_ADD failed")
hapd.set("own_ip_addr", "0.0.0.0")
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.set("dhcp_server", "0.0.0.0")
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: Failed to bind DHCP socket: Address already in use
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
hapd.set("own_ip_addr", "127.0.0.2")
hapd.set("dhcp_server", "127.0.0.2")
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: DHCP sendto failed: Invalid argument
hapd.set("own_ip_addr", "127.0.0.3")
hapd.set("dhcp_server", "127.0.0.2")
hapd.set("dhcp_relay_port", "0")
hapd.set("dhcp_server_port", "0")
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
def test_fils_sk_hlp_dhcp_parsing(dev, apdev):
"""FILS SK HLP and DHCP response parsing"""
check_fils_capa(dev[0])
check_erp_capa(dev[0])
start_erp_as(apdev[1])
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.settimeout(5)
sock.bind(("127.0.0.2", 67))
bssid = apdev[0]['bssid']
params = fils_hlp_config(fils_hlp_wait_time=30)
params['dhcp_rapid_commit_proxy'] = '1'
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].scan_for_bss(bssid, freq=2412)
dev[0].request("ERP_FLUSH")
if "OK" not in dev[0].request("FILS_HLP_REQ_FLUSH"):
raise Exception("Failed to flush pending FILS HLP requests")
dhcpdisc = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr())
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " +
binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
id = dev[0].connect("fils",
key_mgmt="FILS-SHA256",
eap="PSK",
identity="*****@*****.**",
password_hex="0123456789abcdef0123456789abcdef",
erp="1",
scan_freq="2412")
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
with alloc_fail(hapd, 1, "fils_process_hlp"):
dev[0].select_network(id, freq=2412)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpdisc = build_dhcp(req=False,
dhcp_msg=DHCPACK,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3")
#sock.sendto(dhcpdisc[2+20+8:], addr)
chaddr = binascii.unhexlify(dev[0].own_addr().replace(':',
'')) + 10 * '\x00'
tests = [
"\x00", "\x02" + 500 * "\x00",
"\x02\x00\x00\x00" + 20 * "\x00" + "\x7f\x00\x00\x03" + 500 * "\x00",
"\x02\x00\x00\x00" + 20 * "\x00" + "\x7f\x00\x00\x03" + 16 * "\x00" +
64 * "\x00" + 128 * "\x00" + "\x63\x82\x53\x63",
"\x02\x00\x00\x00" + 20 * "\x00" + "\x7f\x00\x00\x03" + 16 * "\x00" +
64 * "\x00" + 128 * "\x00" + "\x63\x82\x53\x63" + "\x00\x11",
"\x02\x00\x00\x00" + 20 * "\x00" + "\x7f\x00\x00\x03" + 16 * "\x00" +
64 * "\x00" + 128 * "\x00" + "\x63\x82\x53\x63" + "\x11\x01",
"\x02\x00\x00\x00" + 20 * "\x00" + "\x7f\x00\x00\x03" + chaddr +
64 * "\x00" + 128 * "\x00" + "\x63\x82\x53\x63" + "\x35\x00\xff",
"\x02\x00\x00\x00" + 20 * "\x00" + "\x7f\x00\x00\x03" + chaddr +
64 * "\x00" + 128 * "\x00" + "\x63\x82\x53\x63" + "\x35\x01\x00\xff",
1501 * "\x00"
]
for t in tests:
sock.sendto(t, addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: DHCP sendto failed: Invalid argument for second DHCP TX in proxy
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
hapd.set("dhcp_server_port", "0")
dhcpoffer = build_dhcp(req=False,
dhcp_msg=DHCPOFFER,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3")
sock.sendto(dhcpoffer[2 + 20 + 8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
hapd.set("dhcp_server_port", "67")
# Options in DHCPOFFER
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False,
dhcp_msg=DHCPOFFER,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3",
extra_op="\x00\x11",
opt_end=False)
sock.sendto(dhcpoffer[2 + 20 + 8:], addr)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# Options in DHCPOFFER (2)
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False,
dhcp_msg=DHCPOFFER,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3",
extra_op="\x11\x01",
opt_end=False)
sock.sendto(dhcpoffer[2 + 20 + 8:], addr)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# Server ID in DHCPOFFER
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False,
dhcp_msg=DHCPOFFER,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3",
extra_op="\x36\x01\x30")
sock.sendto(dhcpoffer[2 + 20 + 8:], addr)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: Could not update DHCPDISCOVER
dev[0].request("FILS_HLP_REQ_FLUSH")
dhcpdisc = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr(),
extra_op="\x00\x11",
opt_end=False)
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " +
binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False,
dhcp_msg=DHCPOFFER,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3",
extra_op="\x36\x01\x30")
sock.sendto(dhcpoffer[2 + 20 + 8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
# FILS: Could not update DHCPDISCOVER (2)
dev[0].request("FILS_HLP_REQ_FLUSH")
dhcpdisc = build_dhcp(req=True,
dhcp_msg=DHCPDISCOVER,
chaddr=dev[0].own_addr(),
extra_op="\x11\x01",
opt_end=False)
if "OK" not in dev[0].request("FILS_HLP_REQ_ADD " + "ff:ff:ff:ff:ff:ff " +
binascii.hexlify(dhcpdisc)):
raise Exception("FILS_HLP_REQ_ADD failed")
dev[0].dump_monitor()
dev[0].select_network(id, freq=2412)
(msg, addr) = sock.recvfrom(1000)
logger.debug("Received DHCP message from %s" % str(addr))
dhcpoffer = build_dhcp(req=False,
dhcp_msg=DHCPOFFER,
rapid_commit=False,
chaddr=dev[0].own_addr(),
giaddr="127.0.0.3",
extra_op="\x36\x01\x30")
sock.sendto(dhcpoffer[2 + 20 + 8:], addr)
dev[0].wait_connected()
dev[0].request("DISCONNECT")
dev[0].wait_disconnected()
dev[0].request("FILS_HLP_REQ_FLUSH")
