TimerClusterDinamicoThread.java

/*
 * GovWay - A customizable API Gateway 
 * https://govway.org
 * 
 * Copyright (c) 2005-2025 Link.it srl (https://link.it).
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3, as published by
 * the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package org.openspcoop2.pdd.timers;


import org.openspcoop2.pdd.config.DynamicClusterManager;
import org.openspcoop2.pdd.config.OpenSPCoop2Properties;
import org.openspcoop2.pdd.core.controllo_traffico.policy.PolicyVerifier;
import org.openspcoop2.utils.threads.BaseThread;
import org.slf4j.Logger;


/**     
 * TimerClusterDinamicoThread
 *
 * @author Poli Andrea (poli@link.it)
 * @author $Author$
 * @version $Rev$, $Date$
 */
public class TimerClusterDinamicoThread extends BaseThread{

    private static TimerState STATE = TimerState.OFF; // abilitato in OpenSPCoop2Startup al momento dell'avvio
    
    public static TimerState getSTATE() {
        return STATE;
    }
    public static void setSTATE(TimerState sTATE) {
        STATE = sTATE;
    }

    public static final String ID_MODULO = "TimerClusterDinamico";
        
    /** Logger utilizzato per debug. */
    private Logger log = null;
    
    /** Variables */    
    private OpenSPCoop2Properties properties;
    private DynamicClusterManager manager;
    
    
    /** Costruttore */
    public TimerClusterDinamicoThread(Logger log) throws Exception{
    
        this.log = log;
    
        this.properties = OpenSPCoop2Properties.getInstance();
        this.setTimeout(this.properties.getClusterDinamicoRefreshSecondsInterval());

        this.manager = DynamicClusterManager.getInstance();
    }

    
    @Override
    public void process(){
    
        if(TimerState.ENABLED.equals(STATE)) {
        
            try{
                this.manager.refresh(this.log);
            }catch(Exception e){
                this.log.error("Errore durante l'aggiornamento del cluster id dinamico: "+e.getMessage(),e);
            }
            
            try{
                this.manager.deleteOldHostnames(this.log);
            }catch(Exception e){
                this.log.error("Errore durante lo svecchiamento dei nodi cluster dinamici: "+e.getMessage(),e);
            }
            
            
            try {
                if(this.manager.isRateLimitingGestioneCluster()) {
                    PolicyVerifier.setListClusterNodes(this.manager.getHostnames(this.log));
                }
            }catch(Exception e){
                this.log.error("Errore durante l'aggiornamento della lista dei nodi per il rate limiting: "+e.getMessage(),e);
            }
        }
        else {
            this.log.info("Timer "+ID_MODULO+" disabilitato");
        }
                
    }
    
    @Override
    public void close(){
        this.log.info("Thread per il refresh del cluster id dinamico terminato");
    }
        
}