001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019package org.apache.reef.examples.hello; 020 021import org.apache.reef.client.DriverConfiguration; 022import org.apache.reef.client.DriverLauncher; 023import org.apache.reef.client.LauncherStatus; 024import org.apache.reef.runtime.mesos.client.MesosClientConfiguration; 025import org.apache.reef.tang.Configuration; 026import org.apache.reef.tang.exceptions.BindException; 027import org.apache.reef.tang.exceptions.InjectionException; 028 029import java.util.logging.Level; 030import java.util.logging.Logger; 031 032/** 033 * The Client for running HelloREEF on Mesos. 034 */ 035public final class HelloREEFMesos { 036 private static final Logger LOG = Logger.getLogger(HelloREEFMesos.class.getName()); 037 038 /** 039 * Mesos Master IP address and port number. 040 * Change it to the master location of your cluster environment if needed 041 */ 042 private static final String MASTER_IP = "localhost:5050"; 043 044 /** 045 * @return the configuration of the runtime 046 */ 047 private static Configuration getRuntimeConfiguration() { 048 return MesosClientConfiguration.CONF 049 .set(MesosClientConfiguration.MASTER_IP, MASTER_IP) 050 .build(); 051 } 052 053 /** 054 * @return the configuration of the HelloREEF driver. 055 */ 056 private static Configuration getDriverConfiguration() { 057 return DriverConfiguration.CONF 058 .set(DriverConfiguration.GLOBAL_LIBRARIES, 059 HelloREEFMesos.class.getProtectionDomain().getCodeSource().getLocation().getFile()) 060 .set(DriverConfiguration.DRIVER_IDENTIFIER, "HelloREEF") 061 .set(DriverConfiguration.ON_DRIVER_STARTED, HelloDriver.StartHandler.class) 062 .set(DriverConfiguration.ON_EVALUATOR_ALLOCATED, HelloDriver.EvaluatorAllocatedHandler.class) 063 .build(); 064 } 065 066 /** 067 * MASTER_IP is set to "localhost:5050". 068 * You may change it to suit your cluster environment. 069 * 070 * @param args command line parameters. 071 * @throws BindException configuration error. 072 * @throws InjectionException configuration error. 073 */ 074 public static void main(final String[] args) throws BindException, InjectionException { 075 final Configuration runtimeConf = getRuntimeConfiguration(); 076 final Configuration driverConf = getDriverConfiguration(); 077 078 final LauncherStatus status = DriverLauncher 079 .getLauncher(runtimeConf) 080 .run(driverConf); 081 LOG.log(Level.INFO, "REEF job completed: {0}", status); 082 } 083 084 /** 085 * Empty private constructor to prohibit instantiation of utility class. 086 */ 087 private HelloREEFMesos() { 088 } 089}