firewall_sp_reload_firewall_group_rules.sql

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--
-- Create new variant of sp_reload_firewall_group_rules
--

-- WARNING: If the .sql files are changed in a patch release, then it is
-- possible that the Firewall plugin, after a downgrade, will not work as intended.
-- Please try to avoid changes in patch releases.

DELIMITER $$

CREATE DEFINER='mysql.sys'@'localhost'
  PROCEDURE sp_reload_firewall_group_rules(
    IN arg_group_name VARCHAR(288))
  SQL SECURITY INVOKER
BEGIN
  DECLARE result VARCHAR(160);
  DECLARE prev_mode VARCHAR(12);
  DECLARE prev_user VARCHAR(288);
  DECLARE EXIT HANDLER FOR SQLEXCEPTION
    BEGIN
      IF (@prev_mode IS NOT NULL) THEN
        SELECT set_firewall_group_mode(arg_group_name, @prev_mode, IF(@prev_user IS NOT NULL, @prev_user, '')) INTO result;
      END IF;
      ROLLBACK;
      RESIGNAL;
    END;
  START TRANSACTION;
  SET @prev_mode = (SELECT mode FROM performance_schema.firewall_groups WHERE name = arg_group_name);
  SET @prev_user = (SELECT userhost FROM performance_schema.firewall_groups WHERE name = arg_group_name);
  SELECT set_firewall_group_mode(arg_group_name, "RESET") INTO result;
  IF result = "OK" THEN
    INSERT INTO firewall_groups VALUES (arg_group_name, "OFF", NULL) ON DUPLICATE KEY UPDATE mode="OFF";
    SELECT read_firewall_group_allowlist(arg_group_name,FW.rule) FROM firewall_group_allowlist FW WHERE FW.name=arg_group_name;
  ELSE
    SELECT result;
  END IF;
  COMMIT;
END$$

DELIMITER ;