content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.nacos.naming.healthcheck;
  
  
  import com.alibaba.fastjson.annotation.JSONField;
  import com.alibaba.nacos.naming.boot.SpringContext;
  import com.alibaba.nacos.naming.core.Cluster;
  import com.alibaba.nacos.naming.core.Instance;
  import com.alibaba.nacos.naming.core.Service;
  import com.alibaba.nacos.naming.misc.Loggers;
  import com.alibaba.nacos.naming.misc.UtilsAndCommons;
  import com.alibaba.nacos.naming.push.PushService;
  
  import java.util.List;
  import java.util.concurrent.TimeUnit;
  
  /**
   * Thread to update ephemeral instance triggered by client beat
   *
   * @author nkorange
   */
  public class ClientBeatProcessor implements Runnable {
      public static final long CLIENT_BEAT_TIMEOUT = TimeUnit.SECONDS.toMillis(15);
      private RsInfo rsInfo;
      private Service service;
  
      @JSONField(serialize = false)
      public PushService getPushService() {
          return SpringContext.getAppContext().getBean(PushService.class);
      }
  
      public RsInfo getRsInfo() {
          return rsInfo;
      }
  
      public void setRsInfo(RsInfo rsInfo) {
          this.rsInfo = rsInfo;
      }
  
      public Service getService() {
          return service;
      }
  
      public void setService(Service service) {
          this.service = service;
      }
  
      @Override
      public void run() {
          Service service = this.service;
          if (Loggers.EVT_LOG.isDebugEnabled()) {
              Loggers.EVT_LOG.debug("[CLIENT-BEAT] processing beat: {}", rsInfo.toString());
          }
  
          String ip = rsInfo.getIp();
          String clusterName = rsInfo.getCluster();
          int port = rsInfo.getPort();
          Cluster cluster = service.getClusterMap().get(clusterName);
          List<Instance> instances = cluster.allIPs(true);
  
          for (Instance instance : instances) {
              if (instance.getIp().equals(ip) && instance.getPort() == port) {
                  if (Loggers.EVT_LOG.isDebugEnabled()) {
                      Loggers.EVT_LOG.debug("[CLIENT-BEAT] refresh beat: {}", rsInfo.toString());
                  }
                  instance.setLastBeat(System.currentTimeMillis());
                  if (!instance.isMarked()) {
                      if (!instance.isHealthy()) {
                          instance.setHealthy(true);
                          Loggers.EVT_LOG.info("service: {} {POS} {IP-ENABLED} valid: {}:{}@{}, region: {}, msg: client beat ok",
                              cluster.getService().getName(), ip, port, cluster.getName(), UtilsAndCommons.LOCALHOST_SITE);
                          getPushService().serviceChanged(service);
                      }
                  }
              }
          }
      }
  }
  