tests: Random MAC address with PMKSA caching

Signed-off-by: Jouni Malinen <quic_jouni@quicinc.com>

diff --git a/tests/hwsim/test_sta_dynamic.py b/tests/hwsim/test_sta_dynamic.py
index 357bc9583dabd6255001bb7025e6598a2636c1ac..a5bc82cded23efdd80d28b678da7b132dba80c7a 100644 (file)
--- a/tests/hwsim/test_sta_dynamic.py
+++ b/tests/hwsim/test_sta_dynamic.py
@@ -12,6 +12,7 @@ import time
 import hwsim_utils
 import hostapd
 from wpasupplicant import WpaSupplicant
+from utils import *
 
 def test_sta_dynamic(dev, apdev):
     """Dynamically added wpa_supplicant interface"""
@@ -327,3 +328,54 @@ def test_sta_dynamic_random_mac_addr_scan_keep_oui(dev, apdev):
 
     if addr0 != addr1:
         raise Exception("Random MAC address used unexpectedly")
+
+def test_sta_dynamic_random_mac_addr_pmksa_cache(dev, apdev):
+    """Dynamically added wpa_supplicant interface and random MAC address with PMKSA caching"""
+    params = hostapd.wpa2_params(ssid="sta-dynamic", passphrase="12345678")
+    params['wpa_key_mgmt'] = 'SAE'
+    params['ieee80211w'] = '2'
+    hapd = hostapd.add_ap(apdev[0], params)
+
+    params = hostapd.wpa2_params(ssid="another", passphrase="12345678")
+    hapd2 = hostapd.add_ap(apdev[1], params)
+
+    wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
+    wpas.interface_add("wlan5")
+    check_sae_capab(wpas)
+    addr0 = wpas.get_driver_status_field("addr")
+    wpas.request("SET preassoc_mac_addr 1")
+    wpas.request("SET rand_addr_lifetime 0")
+
+    wpas.set("sae_groups", "")
+    id = wpas.connect("sta-dynamic", key_mgmt="SAE", psk="12345678",
+                      ieee80211w="2",
+                      mac_addr="1", scan_freq="2412")
+    addr1 = wpas.get_driver_status_field("addr")
+
+    if addr0 == addr1:
+        raise Exception("Random MAC address not used")
+
+    sta = hapd.get_sta(addr0)
+    if sta['addr'] != "FAIL":
+        raise Exception("Unexpected STA association with permanent address")
+    sta = hapd.get_sta(addr1)
+    if sta['addr'] != addr1:
+        raise Exception("STA association with random address not found")
+
+    wpas.request("DISCONNECT")
+    wpas.wait_disconnected()
+
+    wpas.connect("another", psk="12345678", mac_addr="1", scan_freq="2412")
+    wpas.request("DISCONNECT")
+    wpas.wait_disconnected()
+
+    wpas.connect_network(id)
+
+    wpas.remove_network(id)
+    wpas.wait_disconnected()
+    id = wpas.connect("sta-dynamic", key_mgmt="SAE", psk="12345678",
+                      ieee80211w="2",
+                      mac_addr="1", scan_freq="2412")
+    addr2 = wpas.get_driver_status_field("addr")
+    if addr1 == addr2:
+        raise Exception("Random MAC address did not change")