sending close_notify alert on close_notify alert

tempesta-tech · Aug 28, 2019 · 482a4ed · 482a4ed
1 parent b206e75
commit 482a4ed
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/tls/ttls.c b/tls/ttls.c
@@ -2218,6 +2218,11 @@ ttls_recv(void *tls_data, unsigned char *buf, size_t len, unsigned int *read)
 		if (unlikely(!ttls_xfrm_ready(tls))) {
 			if (!(r = ttls_handle_alert(io)))
 				goto skip_record;
+			if (io->alert[0] == TTLS_ALERT_LEVEL_WARNING
+			    && io->alert[1] == TTLS_ALERT_MSG_CLOSE_NOTIFY)
+			{
+				ttls_close_notify(tls);
+			}
 			return T_DROP;
 		}
 		break;
@@ -2296,6 +2301,11 @@ ttls_recv(void *tls_data, unsigned char *buf, size_t len, unsigned int *read)
 	if (io->msgtype == TTLS_MSG_ALERT) {
 		if (!(r = ttls_handle_alert(io)))
 			goto skip_record;
+		if (io->alert[0] == TTLS_ALERT_LEVEL_WARNING
+		    && io->alert[1] == TTLS_ALERT_MSG_CLOSE_NOTIFY)
+		{
+			ttls_close_notify(tls);
+		}
 		return T_DROP;
 	}