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[SPARK-25299] Driver lifecycle api (#533)
Introduce driver shuffle lifecycle APIs
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33 changes: 33 additions & 0 deletions
33
core/src/main/java/org/apache/spark/api/shuffle/ShuffleDriverComponents.java
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| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.spark.api.shuffle; | ||
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| import java.io.IOException; | ||
| import java.util.Map; | ||
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| public interface ShuffleDriverComponents { | ||
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| /** | ||
| * @return additional SparkConf values necessary for the executors. | ||
| */ | ||
| Map<String, String> initializeApplication(); | ||
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| void cleanupApplication() throws IOException; | ||
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| void removeShuffleData(int shuffleId, boolean blocking) throws IOException; | ||
| } |
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54 changes: 54 additions & 0 deletions
54
...src/main/java/org/apache/spark/shuffle/sort/lifecycle/DefaultShuffleDriverComponents.java
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| @@ -0,0 +1,54 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.spark.shuffle.sort.lifecycle; | ||
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| import com.google.common.collect.ImmutableMap; | ||
| import org.apache.spark.SparkEnv; | ||
| import org.apache.spark.api.shuffle.ShuffleDriverComponents; | ||
| import org.apache.spark.storage.BlockManagerMaster; | ||
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| import java.io.IOException; | ||
| import java.util.Map; | ||
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| public class DefaultShuffleDriverComponents implements ShuffleDriverComponents { | ||
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| private BlockManagerMaster blockManagerMaster; | ||
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| @Override | ||
| public Map<String, String> initializeApplication() { | ||
| blockManagerMaster = SparkEnv.get().blockManager().master(); | ||
| return ImmutableMap.of(); | ||
| } | ||
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| @Override | ||
| public void cleanupApplication() { | ||
| // do nothing | ||
| } | ||
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| @Override | ||
| public void removeShuffleData(int shuffleId, boolean blocking) throws IOException { | ||
| checkInitialized(); | ||
| blockManagerMaster.removeShuffle(shuffleId, blocking); | ||
| } | ||
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| private void checkInitialized() { | ||
| if (blockManagerMaster == null) { | ||
| throw new IllegalStateException("Driver components must be initialized before using"); | ||
| } | ||
| } | ||
| } |
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71 changes: 71 additions & 0 deletions
71
core/src/test/scala/org/apache/spark/shuffle/ShuffleDriverComponentsSuite.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.spark.shuffle | ||
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| import java.util | ||
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| import com.google.common.collect.ImmutableMap | ||
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| import org.apache.spark.{LocalSparkContext, SparkConf, SparkContext, SparkEnv, SparkFunSuite} | ||
| import org.apache.spark.api.shuffle.{ShuffleDataIO, ShuffleDriverComponents, ShuffleExecutorComponents, ShuffleWriteSupport} | ||
| import org.apache.spark.internal.config.SHUFFLE_IO_PLUGIN_CLASS | ||
| import org.apache.spark.shuffle.sort.io.DefaultShuffleWriteSupport | ||
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| class ShuffleDriverComponentsSuite extends SparkFunSuite with LocalSparkContext { | ||
| test(s"test serialization of shuffle initialization conf to executors") { | ||
| val testConf = new SparkConf() | ||
| .setAppName("testing") | ||
| .setMaster("local-cluster[2,1,1024]") | ||
| .set(SHUFFLE_IO_PLUGIN_CLASS, "org.apache.spark.shuffle.TestShuffleDataIO") | ||
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| sc = new SparkContext(testConf) | ||
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| sc.parallelize(Seq((1, "one"), (2, "two"), (3, "three")), 3) | ||
| .groupByKey() | ||
| .collect() | ||
| } | ||
| } | ||
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| class TestShuffleDriverComponents extends ShuffleDriverComponents { | ||
| override def initializeApplication(): util.Map[String, String] = | ||
| ImmutableMap.of("test-key", "test-value") | ||
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| override def cleanupApplication(): Unit = {} | ||
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| override def removeShuffleData(shuffleId: Int, blocking: Boolean): Unit = {} | ||
| } | ||
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| class TestShuffleDataIO(sparkConf: SparkConf) extends ShuffleDataIO { | ||
| override def driver(): ShuffleDriverComponents = new TestShuffleDriverComponents() | ||
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| override def executor(): ShuffleExecutorComponents = | ||
| new TestShuffleExecutorComponents(sparkConf) | ||
| } | ||
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| class TestShuffleExecutorComponents(sparkConf: SparkConf) extends ShuffleExecutorComponents { | ||
| override def initializeExecutor(appId: String, execId: String, | ||
| extraConfigs: util.Map[String, String]): Unit = { | ||
| assert(extraConfigs.get("test-key") == "test-value") | ||
| } | ||
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| override def writes(): ShuffleWriteSupport = { | ||
| val blockManager = SparkEnv.get.blockManager | ||
| val blockResolver = new IndexShuffleBlockResolver(sparkConf, blockManager) | ||
| new DefaultShuffleWriteSupport(sparkConf, blockResolver) | ||
| } | ||
| } |
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