'address', prev_addr])
subprocess.call(['ifconfig', wpas.ifname, 'up'])
+def test_sta_dynamic_ext_mac_addr_change_for_connection(dev, apdev):
+ """Dynamically added wpa_supplicant interface with external MAC address change for connection"""
+ params = hostapd.wpa2_params(ssid="sta-dynamic", passphrase="12345678")
+ hapd = hostapd.add_ap(apdev[0], params)
+ bssid = apdev[0]['ifname']
+
+ wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
+ wpas.interface_add("wlan5")
+ wpas.scan_for_bss(bssid, freq=2412)
+ subprocess.call(['ifconfig', wpas.ifname, 'down'])
+ if wpas.get_status_field("wpa_state") != "INTERFACE_DISABLED":
+ raise Exception("Unexpected wpa_state")
+ prev_addr = wpas.own_addr()
+ new_addr = '02:11:22:33:44:55'
+ try:
+ subprocess.call(['ip', 'link', 'set', 'dev', wpas.ifname,
+ 'address', new_addr])
+ subprocess.call(['ifconfig', wpas.ifname, 'up'])
+ wpas.connect("sta-dynamic", psk="12345678", scan_freq="2412",
+ wait_connect=False)
+ ev = wpas.wait_event(["CTRL-EVENT-CONNECTED",
+ "CTRL-EVENT-SCAN-RESULTS"], timeout=10)
+ if "CTRL-EVENT-SCAN-RESULTS" in ev:
+ raise Exception("Unexpected scan after MAC address change")
+ hapd.wait_sta()
+ hwsim_utils.test_connectivity(wpas, hapd)
+ sta = hapd.get_sta(new_addr)
+ if sta['addr'] != new_addr:
+ raise Exception("STA association with new address not found")
+ wpas.request("DISCONNECT")
+ wpas.wait_disconnected()
+ wpas.dump_monitor()
+ subprocess.call(['ifconfig', wpas.ifname, 'down'])
+ time.sleep(0.1)
+ res = wpas.get_bss(bssid)
+ if res is None:
+ raise Exception("BSS entry not maintained after interface disabling")
+ ev = wpas.wait_event(["CTRL-EVENT-BSS-REMOVED"], timeout=5.5)
+ if ev is None:
+ raise Exception("BSS entry not removed after interface has been disabled for a while")
+ res2 = wpas.get_bss(bssid)
+ if res2 is not None:
+ raise Exception("Unexpected BSS entry found on a disabled interface")
+ finally:
+ subprocess.call(['ifconfig', wpas.ifname, 'down'])
+ subprocess.call(['ip', 'link', 'set', 'dev', wpas.ifname,
+ 'address', prev_addr])
+ subprocess.call(['ifconfig', wpas.ifname, 'up'])
+
def test_sta_dynamic_random_mac_addr(dev, apdev):
"""Dynamically added wpa_supplicant interface and random MAC address"""
params = hostapd.wpa2_params(ssid="sta-dynamic", passphrase="12345678")