log.Debugf("processing netlink rule: %+v", rule)
		if err := f(rule); err != nil {
			return fmt.Errorf("failed to configure netlink rule: %w", err)
		}
	}

	return nil
}

func AddLoopbackRoutes(cfg *Config) error {
	return forEachLoopbackRoute(cfg, "add", netlink.RouteReplace)
}

func DelLoopbackRoutes(cfg *Config) error {
	return forEachLoopbackRoute(cfg, "remove", netlink.RouteDel)
}

	return cfg.ext.Run(cmd, iptVer, strings.NewReader(data), "--noflush", "-v")
}

func (cfg *IptablesConfigurator) addLoopbackRoute() error {
	return cfg.nlDeps.AddLoopbackRoutes(cfg.cfg)
}

func (cfg *IptablesConfigurator) delLoopbackRoute() error {
	return cfg.nlDeps.DelLoopbackRoutes(cfg.cfg)
}

func (cfg *IptablesConfigurator) addInpodMarkIPRule() error {