| # Deprecated WEXT driver interface in wpa_supplicant |
| # Copyright (c) 2013-2015, Jouni Malinen <j@w1.fi> |
| # |
| # This software may be distributed under the terms of the BSD license. |
| # See README for more details. |
| |
| import logging |
| logger = logging.getLogger() |
| import os |
| |
| import hostapd |
| import hwsim_utils |
| from wpasupplicant import WpaSupplicant |
| from utils import HwsimSkip |
| from test_rfkill import get_rfkill |
| |
| def get_wext_interface(): |
| if not os.path.exists("/proc/net/wireless"): |
| raise HwsimSkip("WEXT support not included in the kernel") |
| |
| wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5') |
| try: |
| wpas.interface_add("wlan5", driver="wext") |
| except Exception, e: |
| wpas.close_ctrl() |
| raise HwsimSkip("WEXT driver support not included in wpa_supplicant") |
| return wpas |
| |
| def test_wext_open(dev, apdev): |
| """WEXT driver interface with open network""" |
| wpas = get_wext_interface() |
| |
| params = { "ssid": "wext-open" } |
| hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
| |
| wpas.connect("wext-open", key_mgmt="NONE") |
| hwsim_utils.test_connectivity(wpas, hapd) |
| |
| def test_wext_wpa2_psk(dev, apdev): |
| """WEXT driver interface with WPA2-PSK""" |
| wpas = get_wext_interface() |
| |
| params = hostapd.wpa2_params(ssid="wext-wpa2-psk", passphrase="12345678") |
| hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
| |
| wpas.connect("wext-wpa2-psk", psk="12345678") |
| hwsim_utils.test_connectivity(wpas, hapd) |
| if "RSSI=" not in wpas.request("SIGNAL_POLL"): |
| raise Exception("Missing RSSI from SIGNAL_POLL") |
| |
| wpas.dump_monitor() |
| hapd.request("DEAUTHENTICATE " + wpas.p2p_interface_addr()) |
| wpas.wait_disconnected(timeout=15) |
| |
| def test_wext_wpa_psk(dev, apdev): |
| """WEXT driver interface with WPA-PSK""" |
| wpas = get_wext_interface() |
| |
| params = hostapd.wpa_params(ssid="wext-wpa-psk", passphrase="12345678") |
| hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
| testfile = "/sys/kernel/debug/ieee80211/%s/netdev:%s/tkip_mic_test" % (hapd.get_driver_status_field("phyname"), apdev[0]['ifname']) |
| if not os.path.exists(testfile): |
| wpas.close_ctrl() |
| raise HwsimSkip("tkip_mic_test not supported in mac80211") |
| |
| wpas.connect("wext-wpa-psk", psk="12345678") |
| hwsim_utils.test_connectivity(wpas, hapd) |
| |
| with open(testfile, "w") as f: |
| f.write(wpas.p2p_interface_addr()) |
| ev = wpas.wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1) |
| if ev is not None: |
| raise Exception("Unexpected disconnection on first Michael MIC failure") |
| |
| with open(testfile, "w") as f: |
| f.write("ff:ff:ff:ff:ff:ff") |
| ev = wpas.wait_disconnected(timeout=10, |
| error="No disconnection after two Michael MIC failures") |
| if "reason=14 locally_generated=1" not in ev: |
| raise Exception("Unexpected disconnection reason: " + ev) |
| |
| def test_wext_pmksa_cache(dev, apdev): |
| """PMKSA caching with WEXT""" |
| wpas = get_wext_interface() |
| |
| params = hostapd.wpa2_eap_params(ssid="test-pmksa-cache") |
| hostapd.add_ap(apdev[0]['ifname'], params) |
| bssid = apdev[0]['bssid'] |
| wpas.connect("test-pmksa-cache", proto="RSN", key_mgmt="WPA-EAP", |
| eap="GPSK", identity="gpsk user", |
| password="abcdefghijklmnop0123456789abcdef", |
| scan_freq="2412") |
| pmksa = wpas.get_pmksa(bssid) |
| if pmksa is None: |
| raise Exception("No PMKSA cache entry created") |
| if pmksa['opportunistic'] != '0': |
| raise Exception("Unexpected opportunistic PMKSA cache entry") |
| |
| hostapd.add_ap(apdev[1]['ifname'], params) |
| bssid2 = apdev[1]['bssid'] |
| |
| wpas.dump_monitor() |
| logger.info("Roam to AP2") |
| # It can take some time for the second AP to become ready to reply to Probe |
| # Request frames especially under heavy CPU load, so allow couple of rounds |
| # of scanning to avoid reporting errors incorrectly just because of scans |
| # not having seen the target AP. |
| for i in range(3): |
| wpas.scan() |
| if wpas.get_bss(bssid2) is not None: |
| break |
| logger.info("Scan again to find target AP") |
| wpas.request("ROAM " + bssid2) |
| ev = wpas.wait_event(["CTRL-EVENT-EAP-SUCCESS"], timeout=10) |
| if ev is None: |
| raise Exception("EAP success timed out") |
| wpas.wait_connected(timeout=10, error="Roaming timed out") |
| pmksa2 = wpas.get_pmksa(bssid2) |
| if pmksa2 is None: |
| raise Exception("No PMKSA cache entry found") |
| if pmksa2['opportunistic'] != '0': |
| raise Exception("Unexpected opportunistic PMKSA cache entry") |
| |
| wpas.dump_monitor() |
| logger.info("Roam back to AP1") |
| wpas.scan() |
| wpas.request("ROAM " + bssid) |
| ev = wpas.wait_event(["CTRL-EVENT-EAP-STARTED", |
| "CTRL-EVENT-CONNECTED"], timeout=15) |
| if ev is None: |
| raise Exception("Roaming with the AP timed out") |
| if "CTRL-EVENT-EAP-STARTED" in ev: |
| raise Exception("Unexpected EAP exchange") |
| pmksa1b = wpas.get_pmksa(bssid) |
| if pmksa1b is None: |
| raise Exception("No PMKSA cache entry found") |
| if pmksa['pmkid'] != pmksa1b['pmkid']: |
| raise Exception("Unexpected PMKID change for AP1") |
| |
| wpas.dump_monitor() |
| if "FAIL" in wpas.request("PMKSA_FLUSH"): |
| raise Exception("PMKSA_FLUSH failed") |
| if wpas.get_pmksa(bssid) is not None or wpas.get_pmksa(bssid2) is not None: |
| raise Exception("PMKSA_FLUSH did not remove PMKSA entries") |
| wpas.wait_disconnected(timeout=5) |
| wpas.wait_connected(timeout=15, error="Reconnection timed out") |
| |
| def test_wext_wep_open_auth(dev, apdev): |
| """WEP Open System authentication""" |
| wpas = get_wext_interface() |
| |
| hapd = hostapd.add_ap(apdev[0]['ifname'], |
| { "ssid": "wep-open", |
| "wep_key0": '"hello"' }) |
| wpas.connect("wep-open", key_mgmt="NONE", wep_key0='"hello"', |
| scan_freq="2412") |
| hwsim_utils.test_connectivity(wpas, hapd) |
| if "[WEP]" not in wpas.request("SCAN_RESULTS"): |
| raise Exception("WEP flag not indicated in scan results") |
| |
| def test_wext_wep_shared_key_auth(dev, apdev): |
| """WEP Shared Key authentication""" |
| wpas = get_wext_interface() |
| |
| hapd = hostapd.add_ap(apdev[0]['ifname'], |
| { "ssid": "wep-shared-key", |
| "wep_key0": '"hello12345678"', |
| "auth_algs": "2" }) |
| wpas.connect("wep-shared-key", key_mgmt="NONE", auth_alg="SHARED", |
| wep_key0='"hello12345678"', scan_freq="2412") |
| hwsim_utils.test_connectivity(wpas, hapd) |
| wpas.request("REMOVE_NETWORK all") |
| wpas.wait_disconnected(timeout=5) |
| wpas.connect("wep-shared-key", key_mgmt="NONE", auth_alg="OPEN SHARED", |
| wep_key0='"hello12345678"', scan_freq="2412") |
| |
| def test_wext_pmf(dev, apdev): |
| """WEXT driver interface with WPA2-PSK and PMF""" |
| wpas = get_wext_interface() |
| |
| params = hostapd.wpa2_params(ssid="wext-wpa2-psk", passphrase="12345678") |
| params["wpa_key_mgmt"] = "WPA-PSK-SHA256"; |
| params["ieee80211w"] = "2"; |
| hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
| |
| wpas.connect("wext-wpa2-psk", psk="12345678", ieee80211w="1", |
| key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2", |
| scan_freq="2412") |
| hwsim_utils.test_connectivity(wpas, hapd) |
| |
| addr = wpas.p2p_interface_addr() |
| hapd.request("DEAUTHENTICATE " + addr) |
| wpas.wait_disconnected(timeout=5) |
| |
| def test_wext_scan_hidden(dev, apdev): |
| """WEXT with hidden SSID""" |
| wpas = get_wext_interface() |
| |
| hapd = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "test-scan", |
| "ignore_broadcast_ssid": "1" }) |
| hapd2 = hostapd.add_ap(apdev[1]['ifname'], { "ssid": "test-scan2", |
| "ignore_broadcast_ssid": "1" }) |
| |
| id1 = wpas.connect("test-scan", key_mgmt="NONE", scan_ssid="1", |
| only_add_network=True) |
| |
| wpas.request("SCAN scan_id=%d" % id1) |
| |
| ev = wpas.wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=15) |
| if ev is None: |
| raise Exception("Scan did not complete") |
| |
| if "test-scan" not in wpas.request("SCAN_RESULTS"): |
| raise Exception("Did not find hidden SSID in scan") |
| |
| id = wpas.connect("test-scan2", key_mgmt="NONE", scan_ssid="1", |
| only_add_network=True) |
| wpas.connect_network(id, timeout=30) |
| wpas.request("DISCONNECT") |
| hapd2.disable() |
| hapd.disable() |
| wpas.interface_remove("wlan5") |
| wpas.interface_add("wlan5") |
| wpas.flush_scan_cache(freq=2412) |
| wpas.flush_scan_cache() |
| |
| def test_wext_rfkill(dev, apdev): |
| """WEXT and rfkill block/unblock""" |
| wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5') |
| wpas.interface_add("wlan5") |
| rfk = get_rfkill(wpas) |
| wpas.interface_remove("wlan5") |
| |
| wpas = get_wext_interface() |
| |
| hapd = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "open" }) |
| wpas.connect("open", key_mgmt="NONE", scan_freq="2412") |
| try: |
| logger.info("rfkill block") |
| rfk.block() |
| wpas.wait_disconnected(timeout=10, |
| error="Missing disconnection event on rfkill block") |
| |
| logger.info("rfkill unblock") |
| rfk.unblock() |
| wpas.wait_connected(timeout=20, |
| error="Missing connection event on rfkill unblock") |
| hwsim_utils.test_connectivity(wpas, hapd) |
| finally: |
| rfk.unblock() |
