tests: Add test cases for NFC+WPS

Signed-hostap: Jouni Malinen <j@w1.fi>

tests/hwsim/test_nfc_wps.py

@@ -0,0 +1,152 @@
+#!/usr/bin/python
+#
+# WPS+NFC tests
+# Copyright (c) 2013, Jouni Malinen <j@w1.fi>
+#
+# This software may be distributed under the terms of the BSD license.
+# See README for more details.
+
+import time
+import subprocess
+import logging
+logger = logging.getLogger(__name__)
+
+import hwsim_utils
+import hostapd
+
+def check_wpa2_connection(sta, ap, ssid, mixed=False):
+    status = sta.get_status()
+    if status['wpa_state'] != 'COMPLETED':
+        raise Exception("Not fully connected")
+    if status['bssid'] != ap['bssid']:
+        raise Exception("Unexpected BSSID")
+    if status['ssid'] != ssid:
+        raise Exception("Unexpected SSID")
+    if status['pairwise_cipher'] != 'CCMP':
+        raise Exception("Unexpected encryption configuration")
+    if status['group_cipher'] != 'CCMP' and not mixed:
+        raise Exception("Unexpected encryption configuration")
+    if status['key_mgmt'] != 'WPA2-PSK':
+        raise Exception("Unexpected key_mgmt")
+    hwsim_utils.test_connectivity(sta.ifname, ap['ifname'])
+
+def ap_wps_params(ssid):
+    return { "ssid": ssid, "eap_server": "1", "wps_state": "2",
+             "wpa_passphrase": "12345678", "wpa": "2",
+             "wpa_key_mgmt": "WPA-PSK", "rsn_pairwise": "CCMP"}
+
+def test_nfc_wps_password_token_sta(dev, apdev):
+    """NFC tag with password token on the station/Enrollee"""
+    ssid = "test-wps-nfc-pw-token-conf"
+    params = ap_wps_params(ssid)
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    hapd = hostapd.Hostapd(apdev[0]['ifname'])
+    logger.info("WPS provisioning step using password token from station")
+    pw = dev[0].request("WPS_NFC_TOKEN NDEF").rstrip()
+    if "FAIL" in pw:
+        raise Exception("Failed to generate password token")
+    res = hapd.request("WPS_NFC_TAG_READ " + pw)
+    if "FAIL" in res:
+        raise Exception("Failed to provide NFC tag contents to hostapd")
+    dev[0].dump_monitor()
+    res = dev[0].request("WPS_NFC")
+    if "FAIL" in res:
+        raise Exception("Failed to start Enrollee using NFC password token")
+    ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
+    if ev is None:
+        raise Exception("Association with the AP timed out")
+    check_wpa2_connection(dev[0], apdev[0], ssid)
+
+def test_nfc_wps_config_token(dev, apdev):
+    """NFC tag with configuration token from AP"""
+    ssid = "test-wps-nfc-conf-token"
+    params = ap_wps_params(ssid)
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    hapd = hostapd.Hostapd(apdev[0]['ifname'])
+    logger.info("NFC configuration token from AP to station")
+    conf = hapd.request("WPS_NFC_CONFIG_TOKEN NDEF").rstrip()
+    if "FAIL" in conf:
+        raise Exception("Failed to generate configuration token")
+    dev[0].dump_monitor()
+    res = dev[0].request("WPS_NFC_TAG_READ " + conf)
+    if "FAIL" in res:
+        raise Exception("Failed to provide NFC tag contents to wpa_supplicant")
+    ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
+    if ev is None:
+        raise Exception("Association with the AP timed out")
+    check_wpa2_connection(dev[0], apdev[0], ssid)
+
+def test_nfc_wps_password_token_sta_init(dev, apdev):
+    """Initial AP configuration with first WPS NFC Enrollee"""
+    ssid = "test-wps-nfc-pw-token-init"
+    hostapd.add_ap(apdev[0]['ifname'],
+                   { "ssid": ssid, "eap_server": "1", "wps_state": "1" })
+    hapd = hostapd.Hostapd(apdev[0]['ifname'])
+    logger.info("WPS provisioning step using password token from station")
+    pw = dev[0].request("WPS_NFC_TOKEN NDEF").rstrip()
+    if "FAIL" in pw:
+        raise Exception("Failed to generate password token")
+    res = hapd.request("WPS_NFC_TAG_READ " + pw)
+    if "FAIL" in res:
+        raise Exception("Failed to provide NFC tag contents to hostapd")
+    dev[0].dump_monitor()
+    res = dev[0].request("WPS_NFC")
+    if "FAIL" in res:
+        raise Exception("Failed to start Enrollee using NFC password token")
+    ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
+    if ev is None:
+        raise Exception("Association with the AP timed out")
+    check_wpa2_connection(dev[0], apdev[0], ssid, mixed=True)
+
+def test_nfc_wps_password_token_ap(dev, apdev):
+    """WPS registrar configuring an AP using AP password token"""
+    dev[0].request("SET ignore_old_scan_res 1")
+    ssid = "test-wps-nfc-pw-token-init"
+    hostapd.add_ap(apdev[0]['ifname'],
+                   { "ssid": ssid, "eap_server": "1", "wps_state": "1" })
+    hapd = hostapd.Hostapd(apdev[0]['ifname'])
+    logger.info("WPS configuration step")
+    pw = hapd.request("WPS_NFC_TOKEN NDEF").rstrip()
+    if "FAIL" in pw:
+        raise Exception("Failed to generate password token")
+    res = hapd.request("WPS_NFC_TOKEN enable")
+    if "FAIL" in pw:
+        raise Exception("Failed to enable AP password token")
+    res = dev[0].request("WPS_NFC_TAG_READ " + pw)
+    if "FAIL" in res:
+        raise Exception("Failed to provide NFC tag contents to wpa_supplicant")
+    dev[0].dump_monitor()
+    new_ssid = "test-wps-nfc-pw-token-new-ssid"
+    new_passphrase = "1234567890"
+    res = dev[0].request("WPS_REG " + apdev[0]['bssid'] + " nfc-pw " + new_ssid.encode("hex") + " WPA2PSK CCMP " + new_passphrase.encode("hex"))
+    if "FAIL" in res:
+        raise Exception("Failed to start Registrar using NFC password token")
+    ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
+    if ev is None:
+        raise Exception("Association with the AP timed out")
+    check_wpa2_connection(dev[0], apdev[0], new_ssid, mixed=True)
+
+def test_nfc_wps_handover(dev, apdev):
+    """Connect to WPS AP with NFC connection handover"""
+    ssid = "test-wps-nfc-handover"
+    params = ap_wps_params(ssid)
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    hapd = hostapd.Hostapd(apdev[0]['ifname'])
+    logger.info("NFC connection handover")
+    req = dev[0].request("NFC_GET_HANDOVER_REQ NDEF WPS-CR").rstrip()
+    if "FAIL" in req:
+        raise Exception("Failed to generate NFC connection handover request")
+    sel = hapd.request("NFC_GET_HANDOVER_SEL NDEF WPS-CR").rstrip()
+    if "FAIL" in sel:
+        raise Exception("Failed to generate NFC connection handover select")
+    res = hapd.request("NFC_REPORT_HANDOVER RESP WPS " + req + " " + sel)
+    if "FAIL" in res:
+        raise Exception("Failed to report NFC connection handover to to hostapd")
+    dev[0].dump_monitor()
+    res = dev[0].request("NFC_REPORT_HANDOVER INIT WPS " + req + " " + sel)
+    if "FAIL" in res:
+        raise Exception("Failed to report NFC connection handover to to wpa_supplicant")
+    ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
+    if ev is None:
+        raise Exception("Association with the AP timed out")
+    check_wpa2_connection(dev[0], apdev[0], ssid)