}

	// Monitoring Server.
	if err := s.initMonitor(args.ServerOptions.MonitoringAddr); err != nil {
		return fmt.Errorf("error initializing monitor: %v", err)
	}

	// Readiness Handler.
	s.httpMux.HandleFunc("/ready", s.istiodReadyHandler)

	return nil
}

// initDiscoveryService initializes discovery server on plain text port.
func (s *Server) initDiscoveryService() {
	log.Infof("starting discovery service")