tests: IEEE 802.1X and HELD state

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

tests/hwsim/test_ieee8021x.py

@@ -160,6 +160,53 @@ def test_ieee8021x_eapol_start(dev, apdev):
         dev[0].request("SET EAPOL::startPeriod 30")
         dev[0].request("SET EAPOL::maxStart 3")
 
+def test_ieee8021x_held(dev, apdev):
+    """IEEE 802.1X and HELD state"""
+    params = hostapd.radius_params()
+    params["ssid"] = "ieee8021x-open"
+    params["ieee8021x"] = "1"
+    hapd = hostapd.add_ap(apdev[0]['ifname'], params)
+    bssid = apdev[0]['bssid']
+
+    hapd.set("ext_eapol_frame_io", "1")
+    try:
+        dev[0].request("SET EAPOL::startPeriod 1")
+        dev[0].request("SET EAPOL::maxStart 0")
+        dev[0].request("SET EAPOL::heldPeriod 1")
+        dev[0].connect("ieee8021x-open", key_mgmt="IEEE8021X", eapol_flags="0",
+                       eap="PSK", identity="psk.user@example.com",
+                       password_hex="0123456789abcdef0123456789abcdef",
+                       scan_freq="2412", wait_connect=False)
+        held = False
+        for i in range(30):
+            pae = dev[0].get_status_field('Supplicant PAE state')
+            if pae == "HELD":
+                held = True
+                break
+            time.sleep(0.25)
+        if not held:
+            raise Exception("PAE state HELD not reached")
+
+        hapd.set("ext_eapol_frame_io", "0")
+        for i in range(30):
+            pae = dev[0].get_status_field('Supplicant PAE state')
+            if pae != "HELD":
+                held = False
+                break
+            time.sleep(0.25)
+        if held:
+            raise Exception("PAE state HELD not left")
+        ev = dev[0].wait_event([ "CTRL-EVENT-CONNECTED",
+                                 "CTRL-EVENT-DISCONNECTED" ], timeout=10)
+        if ev is None:
+            raise Exception("Connection timed out")
+        if "CTRL-EVENT-DISCONNECTED" in ev:
+            raise Exception("Unexpected disconnection")
+    finally:
+        dev[0].request("SET EAPOL::startPeriod 30")
+        dev[0].request("SET EAPOL::maxStart 3")
+        dev[0].request("SET EAPOL::heldPeriod 60")
+
 def send_eapol_key(dev, bssid, signkey, frame_start, frame_end):
     zero_sign = "00000000000000000000000000000000"
     frame = frame_start + zero_sign + frame_end