content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.dolphinscheduler.api.service.impl;
  
  import org.apache.dolphinscheduler.api.service.MonitorService;
  import org.apache.dolphinscheduler.common.model.Server;
  import org.apache.dolphinscheduler.common.model.WorkerServerModel;
  import org.apache.dolphinscheduler.dao.entity.User;
  import org.apache.dolphinscheduler.dao.plugin.api.monitor.DatabaseMetrics;
  import org.apache.dolphinscheduler.dao.plugin.api.monitor.DatabaseMonitor;
  import org.apache.dolphinscheduler.registry.api.RegistryClient;
  import org.apache.dolphinscheduler.registry.api.enums.RegistryNodeType;
  
  import java.util.List;
  import java.util.stream.Collectors;
  
  import lombok.extern.slf4j.Slf4j;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.stereotype.Service;
  
  import com.google.common.collect.Lists;
  import com.google.common.collect.Sets;
  
  /**
   * monitor service impl
   */
  @Service
  @Slf4j
  public class MonitorServiceImpl extends BaseServiceImpl implements MonitorService {
  
      @Autowired
      private DatabaseMonitor databaseMonitor;
  
      @Autowired
      private RegistryClient registryClient;
  
      /**
       * query database state
       *
       * @param loginUser login user
       * @return data base state
       */
      @Override
      public List<DatabaseMetrics> queryDatabaseState(User loginUser) {
          return Lists.newArrayList(databaseMonitor.getDatabaseMetrics());
      }
  
      /**
       * query master list
       *
       * @param loginUser login user
       * @return master information list
       */
      @Override
      public List<Server> queryMaster(User loginUser) {
          return registryClient.getServerList(RegistryNodeType.MASTER);
      }
  
      /**
       * query worker list
       *
       * @param loginUser login user
       * @return worker information list
       */
      @Override
      public List<WorkerServerModel> queryWorker(User loginUser) {
  
          return registryClient.getServerList(RegistryNodeType.WORKER)
                  .stream()
                  .map((Server server) -> {
                      WorkerServerModel model = new WorkerServerModel();
                      model.setId(server.getId());
                      model.setHost(server.getHost());
                      model.setPort(server.getPort());
                      model.setZkDirectories(Sets.newHashSet(server.getZkDirectory()));
                      model.setResInfo(server.getResInfo());
                      model.setCreateTime(server.getCreateTime());
                      model.setLastHeartbeatTime(server.getLastHeartbeatTime());
                      return model;
                  })
                  .collect(Collectors.toList());
  
      }
  
      @Override
      public List<Server> getServerListFromRegistry(boolean isMaster) {
          return isMaster
                  ? registryClient.getServerList(RegistryNodeType.MASTER)
                  : registryClient.getServerList(RegistryNodeType.WORKER);
      }
  
  }
  