mesh: Add a monitor event on SAE authentication getting blocked

Send MESH-SAE-AUTH-BLOCKED event if SAE authentication is blocked. The
BLOCK state will finish when a new peer notification event is sent for
the same MAC address.

Signed-off-by: Masashi Honma <masashi.honma@gmail.com>

src/common/wpa_ctrl.h

@@ -129,6 +129,7 @@ extern "C" {
 #define MESH_PEER_DISCONNECTED "MESH-PEER-DISCONNECTED "
 /** Mesh SAE authentication failure. Wrong password suspected. */
 #define MESH_SAE_AUTH_FAILURE "MESH-SAE-AUTH-FAILURE "
+#define MESH_SAE_AUTH_BLOCKED "MESH-SAE-AUTH-BLOCKED "
 
 /* WMM AC events */
 #define WMM_AC_EVENT_TSPEC_ADDED "TSPEC-ADDED "

wpa_supplicant/mesh_rsn.c

@@ -45,6 +45,9 @@ void mesh_auth_timer(void *eloop_ctx, void *user_data)
 			/* block the STA if exceeded the number of attempts */
 			wpa_mesh_set_plink_state(wpa_s, sta, PLINK_BLOCKED);
 			sta->sae->state = SAE_NOTHING;
+			wpa_msg(wpa_s, MSG_INFO, MESH_SAE_AUTH_BLOCKED "addr="
+				MACSTR,
+				MAC2STR(sta->addr));
 		}
 		sta->sae_auth_retry++;
 	}