Improve lua logging format

src/lua/lua_logger.c

@@ -157,8 +157,16 @@ lua_common_log_line (GLogLevelFlags level, lua_State *L,
 		else {
 			p++;
 		}
-		rspamd_snprintf (func_buf, sizeof (func_buf), "%s:%d", p,
-				d.currentline);
+
+		if (strlen (p) > 20) {
+			rspamd_snprintf (func_buf, sizeof (func_buf), "%10s...]:%d", p,
+					d.currentline);
+		}
+		else {
+			rspamd_snprintf (func_buf, sizeof (func_buf), "%s:%d", p,
+					d.currentline);
+		}
+
 		if (level == G_LOG_LEVEL_DEBUG) {
 			rspamd_conditional_debug (NULL,
 					NULL,