tests: GTK rekeying

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

tests/hwsim/test_ap_psk.py

@@ -234,3 +234,59 @@ def test_ap_wpa2_psk_wildcard_ssid(dev, apdev):
     dev[0].connect("", bssid=apdev[0]['bssid'], psk=passphrase,
                    scan_freq="2412")
     dev[1].connect("", bssid=apdev[0]['bssid'], raw_psk=psk, scan_freq="2412")
+
+def test_ap_wpa2_gtk_rekey(dev, apdev):
+    """WPA2-PSK AP and GTK rekey enforced by AP"""
+    ssid = "test-wpa2-psk"
+    passphrase = 'qwertyuiop'
+    params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
+    params['wpa_group_rekey'] = '1'
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
+    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].ifname, apdev[0]['ifname'])
+
+def test_ap_wpa_gtk_rekey(dev, apdev):
+    """WPA-PSK/TKIP AP and GTK rekey enforced by AP"""
+    ssid = "test-wpa-psk"
+    passphrase = 'qwertyuiop'
+    params = hostapd.wpa_params(ssid=ssid, passphrase=passphrase)
+    params['wpa_group_rekey'] = '1'
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
+    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].ifname, apdev[0]['ifname'])
+
+def test_ap_wpa2_gmk_rekey(dev, apdev):
+    """WPA2-PSK AP and GMK and GTK rekey enforced by AP"""
+    ssid = "test-wpa2-psk"
+    passphrase = 'qwertyuiop'
+    params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
+    params['wpa_group_rekey'] = '1'
+    params['wpa_gmk_rekey'] = '2'
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
+    for i in range(0, 3):
+        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].ifname, apdev[0]['ifname'])
+
+def test_ap_wpa2_strict_rekey(dev, apdev):
+    """WPA2-PSK AP and strict GTK rekey enforced by AP"""
+    ssid = "test-wpa2-psk"
+    passphrase = 'qwertyuiop'
+    params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
+    params['wpa_strict_rekey'] = '1'
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    dev[0].connect(ssid, psk=passphrase, scan_freq="2412")
+    dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
+    dev[1].request("DISCONNECT")
+    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].ifname, apdev[0]['ifname'])