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.celeborn.tests.flink;
  
  import org.apache.flink.api.common.JobID;
  import org.apache.flink.client.program.MiniClusterClient;
  import org.apache.flink.configuration.Configuration;
  import org.apache.flink.configuration.MemorySize;
  import org.apache.flink.configuration.TaskManagerOptions;
  import org.apache.flink.runtime.jobgraph.JobGraph;
  import org.apache.flink.runtime.jobmaster.JobResult;
  import org.apache.flink.runtime.minicluster.MiniCluster;
  import org.apache.flink.runtime.minicluster.MiniClusterConfiguration;
  
  /** Utils to run {@link JobGraph} on {@link MiniCluster}. */
  public class JobGraphRunningHelper {
  
    public static void execute(
        JobGraph jobGraph,
        Configuration configuration,
        int numTaskManagers,
        int numSlotsPerTaskManager)
        throws Exception {
      configuration.set(TaskManagerOptions.TOTAL_FLINK_MEMORY, MemorySize.parse("1g"));
  
      // use random ports
      if (!configuration.containsKey("jobmanager.rpc.port")) {
        configuration.setString("jobmanager.rpc.port", "0");
      }
      if (!configuration.containsKey("rest.bind-port")) {
        configuration.setString("rest.bind-port", "0");
      }
  
      final MiniClusterConfiguration miniClusterConfiguration =
          new MiniClusterConfiguration.Builder()
              .setConfiguration(configuration)
              .setNumTaskManagers(numTaskManagers)
              .setNumSlotsPerTaskManager(numSlotsPerTaskManager)
              .build();
  
      try (MiniCluster miniCluster = new MiniCluster(miniClusterConfiguration)) {
        miniCluster.start();
  
        MiniClusterClient miniClusterClient = new MiniClusterClient(configuration, miniCluster);
        // wait for the submission to succeed
        JobID jobID = miniClusterClient.submitJob(jobGraph).get();
  
        JobResult jobResult = miniClusterClient.requestJobResult(jobID).get();
        if (jobResult.getSerializedThrowable().isPresent()) {
          throw new AssertionError(jobResult.getSerializedThrowable().get());
        }
      }
    }
  }
  