| /* |
| * 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.ignite.internal; |
| |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.concurrent.atomic.AtomicInteger; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.cluster.ClusterNode; |
| import org.apache.ignite.compute.ComputeJob; |
| import org.apache.ignite.compute.ComputeJobAdapter; |
| import org.apache.ignite.compute.ComputeJobResult; |
| import org.apache.ignite.compute.ComputeTaskAdapter; |
| import org.apache.ignite.compute.ComputeTaskSession; |
| import org.apache.ignite.compute.ComputeTaskSessionFullSupport; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.resources.TaskSessionResource; |
| import org.apache.ignite.spi.IgniteSpiAdapter; |
| import org.apache.ignite.spi.IgniteSpiException; |
| import org.apache.ignite.spi.IgniteSpiMultipleInstancesSupport; |
| import org.apache.ignite.spi.checkpoint.CheckpointListener; |
| import org.apache.ignite.spi.checkpoint.CheckpointSpi; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.junit.Test; |
| |
| /** |
| * Test for checkpoint cleanup. |
| */ |
| public class GridJobCheckpointCleanupSelfTest extends GridCommonAbstractTest { |
| /** Number of currently alive checkpoints. */ |
| private final AtomicInteger cntr = new AtomicInteger(); |
| |
| /** Checkpoint. */ |
| private CheckpointSpi checkpointSpi; |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration c = super.getConfiguration(igniteInstanceName); |
| |
| c.setCheckpointSpi(checkpointSpi); |
| |
| return c; |
| } |
| |
| /** |
| * Spawns one job on the node other than task node and |
| * ensures that all checkpoints were removed after task completion. |
| * |
| * @throws Exception if failed. |
| */ |
| @Test |
| public void testCheckpointCleanup() throws Exception { |
| try { |
| checkpointSpi = new TestCheckpointSpi("task-checkpoints", cntr); |
| |
| Ignite taskIgnite = startGrid(0); |
| |
| checkpointSpi = new TestCheckpointSpi("job-checkpoints", cntr); |
| |
| Ignite jobIgnite = startGrid(1); |
| |
| taskIgnite.compute().execute(new CheckpointCountingTestTask(), jobIgnite.cluster().localNode()); |
| } |
| finally { |
| stopAllGrids(); |
| } |
| |
| assertEquals(cntr.get(), 0); |
| } |
| |
| /** |
| * Test checkpoint SPI. |
| */ |
| @IgniteSpiMultipleInstancesSupport(true) |
| private static class TestCheckpointSpi extends IgniteSpiAdapter implements CheckpointSpi { |
| /** Counter. */ |
| private final AtomicInteger cntr; |
| |
| /** |
| * @param name Name. |
| * @param cntr Counter. |
| */ |
| TestCheckpointSpi(String name, AtomicInteger cntr) { |
| setName(name); |
| |
| this.cntr = cntr; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public byte[] loadCheckpoint(String key) throws IgniteSpiException { |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean saveCheckpoint(String key, byte[] state, long timeout, boolean overwrite) |
| throws IgniteSpiException { |
| cntr.incrementAndGet(); |
| |
| return true; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean removeCheckpoint(String key) { |
| cntr.decrementAndGet(); |
| |
| return true; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void setCheckpointListener(CheckpointListener lsnr) { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void spiStart(@Nullable String igniteInstanceName) throws IgniteSpiException { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void spiStop() throws IgniteSpiException { |
| // No-op. |
| } |
| } |
| |
| /** |
| * |
| */ |
| @ComputeTaskSessionFullSupport |
| private static class CheckpointCountingTestTask extends ComputeTaskAdapter<ClusterNode, Object> { |
| /** {@inheritDoc} */ |
| @NotNull @Override public Map<? extends ComputeJob, ClusterNode> map(List<ClusterNode> subgrid, @Nullable ClusterNode arg) { |
| for (ClusterNode node : subgrid) { |
| if (node.id().equals(arg.id())) |
| return Collections.singletonMap(new ComputeJobAdapter() { |
| @TaskSessionResource |
| private ComputeTaskSession ses; |
| |
| @Nullable @Override public Object execute() { |
| ses.saveCheckpoint("checkpoint-key", "checkpoint-value"); |
| |
| return null; |
| } |
| }, node); |
| } |
| |
| assert false : "Expected node wasn't found in grid"; |
| |
| // Never accessible. |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Object reduce(List<ComputeJobResult> results) { |
| return null; |
| } |
| } |
| } |