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Source code
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.runtime.local.client;
020
021import org.apache.reef.client.parameters.DriverConfigurationProviders;
022import org.apache.reef.runtime.common.client.CommonRuntimeConfiguration;
023import org.apache.reef.runtime.common.client.DriverConfigurationProvider;
024import org.apache.reef.runtime.common.client.api.JobSubmissionHandler;
025import org.apache.reef.runtime.common.driver.parameters.DefinedRuntimes;
026import org.apache.reef.runtime.common.files.RuntimeClasspathProvider;
027import org.apache.reef.runtime.common.parameters.JVMHeapSlack;
028import org.apache.reef.runtime.local.LocalClasspathProvider;
029import org.apache.reef.runtime.local.client.parameters.MaxNumberOfEvaluators;
030import org.apache.reef.runtime.local.client.parameters.RackNames;
031import org.apache.reef.runtime.local.client.parameters.RootFolder;
032import org.apache.reef.runtime.local.driver.RuntimeIdentifier;
033import org.apache.reef.tang.ConfigurationProvider;
034import org.apache.reef.tang.formats.*;
035
036import java.util.concurrent.ExecutorService;
037
038/**
039 * A ConfigurationModule to configure the local resourcemanager.
040 */
041public class LocalRuntimeConfiguration extends ConfigurationModuleBuilder {
042
043  /**
044   * The number of threads or processes available to the resourcemanager. This is the upper limit on the number of
045   * Evaluators that the local resourcemanager will hand out concurrently.
046   * This simulates the size of a physical cluster in terms of the number of slots available on it
047   * with one important caveat: The Driver is not counted against this number.
048   */
049  public static final OptionalParameter<Integer> MAX_NUMBER_OF_EVALUATORS = new OptionalParameter<>();
050  /**
051   * The folder in which the sub-folders, one per Node, will be created. Those will contain one folder per
052   * Evaluator instantiated on the virtual node. Those inner folders will be named by the time when the Evaluator was
053   * launched.
054   * <p>
055   * If none is given, a folder "REEF_LOCAL_RUNTIME" will be created in the local directory.
056   */
057  public static final OptionalParameter<String> RUNTIME_ROOT_FOLDER = new OptionalParameter<>();
058
059  /**
060   * The fraction of the container memory NOT to use for the Java Heap.
061   */
062  public static final OptionalParameter<Double> JVM_HEAP_SLACK = new OptionalParameter<>();
063
064  /**
065   * Configuration provides whose Configuration will be merged into all Driver Configuration.
066   */
067  public static final OptionalImpl<ConfigurationProvider> DRIVER_CONFIGURATION_PROVIDERS = new OptionalImpl<>();
068
069  /**
070   * The rack names that will be available in the local runtime.
071   */
072  public static final OptionalParameter<String> RACK_NAMES = new OptionalParameter<>();
073
074  /**
075   * The ConfigurationModule for the local resourcemanager.
076   */
077  public static final ConfigurationModule CONF = new LocalRuntimeConfiguration()
078      .merge(CommonRuntimeConfiguration.CONF)
079          // Bind the local runtime
080      .bindImplementation(JobSubmissionHandler.class, LocalJobSubmissionHandler.class)
081      .bindImplementation(DriverConfigurationProvider.class, LocalDriverConfigurationProviderImpl.class)
082      .bindConstructor(ExecutorService.class, ExecutorServiceConstructor.class)
083      .bindImplementation(RuntimeClasspathProvider.class, LocalClasspathProvider.class)
084          // Bind parameters of the local runtime
085      .bindNamedParameter(MaxNumberOfEvaluators.class, MAX_NUMBER_OF_EVALUATORS)
086      .bindNamedParameter(RootFolder.class, RUNTIME_ROOT_FOLDER)
087      .bindNamedParameter(JVMHeapSlack.class, JVM_HEAP_SLACK)
088      .bindSetEntry(DriverConfigurationProviders.class, DRIVER_CONFIGURATION_PROVIDERS)
089      .bindSetEntry(RackNames.class, RACK_NAMES)
090      .bindSetEntry(DefinedRuntimes.class, RuntimeIdentifier.RUNTIME_NAME)
091      .build();
092
093
094}
095