[Feature] Ppopagate monitored errors from rbl module

src/libserver/monitored.c

 
 INIT_LOG_MODULE(monitored)
 
-static inline void
+inline void
 rspamd_monitored_propagate_error (struct rspamd_monitored *m,
 		const gchar *error)
 {

src/libserver/monitored.h

  */
 void rspamd_monitored_start (struct rspamd_monitored *m);
 
+/**
+ * Propagate external monitored error
+ * @param m
+ * @param error
+ */
+void rspamd_monitored_propagate_error (struct rspamd_monitored *m,
+									   const gchar *error);
+
 /**
  * Destroy monitored context and all monitored objects inside
  * @param ctx

src/lua/lua_config.c

 LUA_FUNCTION_DEF (monitored, latency);
 LUA_FUNCTION_DEF (monitored, offline);
 LUA_FUNCTION_DEF (monitored, total_offline);
+LUA_FUNCTION_DEF (monitored, propagate_error);
 
 static const struct luaL_reg monitoredlib_m[] = {
 	LUA_INTERFACE_DEF (monitored, alive),
 	LUA_INTERFACE_DEF (monitored, latency),
 	LUA_INTERFACE_DEF (monitored, offline),
 	LUA_INTERFACE_DEF (monitored, total_offline),
+	LUA_INTERFACE_DEF (monitored, propagate_error),
 	{"__tostring", rspamd_lua_class_tostring},
 	{NULL, NULL}
 };
 	return 1;
 }
 
+static gint
+lua_monitored_propagate_error (lua_State *L)
+{
+	LUA_TRACE_POINT;
+	struct rspamd_monitored *m = lua_check_monitored (L, 1);
+	const gchar *what = luaL_checkstring (L, 2);
+
+	if (m && what) {
+		rspamd_monitored_propagate_error (m, what);
+	}
+	else {
+		return luaL_error (L, "invalid arguments");
+	}
+
+	return 0;
+}
+
 void
 luaopen_config (lua_State * L)
 {

src/plugins/lua/rbl.lua

     rspamd_logger.infox(task, 'error looking up %s: %s', to_resolve, err)
     task:insert_result(rbl.symbol .. '_FAIL', 1, string.format('%s:%s',
         resolve_table_elt.orig, err))
+    if rbl.monitored then
+      rbl.monitored:propagate_error(err)
+    end
     return
   end