ibessonov commented on a change in pull request #7984: URL: https://github.com/apache/ignite/pull/7984#discussion_r530215566
########## File path: modules/core/src/test/java/org/apache/ignite/internal/processors/cache/persistence/IgnitePdsDefragmentationTest.java ########## @@ -0,0 +1,539 @@ +/* + * 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.processors.cache.persistence; + +import java.io.File; +import java.io.IOException; +import java.nio.file.FileVisitResult; +import java.nio.file.FileVisitor; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.StandardCopyOption; +import java.nio.file.attribute.BasicFileAttributes; +import java.util.Collections; +import java.util.Random; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.concurrent.atomic.AtomicReference; +import java.util.function.Function; +import java.util.function.UnaryOperator; +import java.util.stream.IntStream; +import javax.cache.configuration.Factory; +import javax.cache.expiry.Duration; +import javax.cache.expiry.ExpiryPolicy; +import org.apache.ignite.IgniteCache; +import org.apache.ignite.IgniteCheckedException; +import org.apache.ignite.IgniteDataStreamer; +import org.apache.ignite.cache.affinity.rendezvous.RendezvousAffinityFunction; +import org.apache.ignite.cluster.ClusterState; +import org.apache.ignite.configuration.CacheConfiguration; +import org.apache.ignite.configuration.DataRegionConfiguration; +import org.apache.ignite.configuration.DataStorageConfiguration; +import org.apache.ignite.configuration.IgniteConfiguration; +import org.apache.ignite.failure.FailureHandler; +import org.apache.ignite.failure.StopNodeFailureHandler; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.maintenance.MaintenanceFileStore; +import org.apache.ignite.internal.processors.cache.persistence.defragmentation.DefragmentationFileUtils; +import org.apache.ignite.internal.processors.cache.persistence.file.FileIOFactory; +import org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager; +import org.apache.ignite.internal.util.lang.IgniteThrowableConsumer; +import org.apache.ignite.internal.util.typedef.G; +import org.apache.ignite.internal.util.typedef.internal.U; +import org.apache.ignite.maintenance.MaintenanceRegistry; +import org.apache.ignite.testframework.GridTestUtils; +import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; +import org.junit.Test; + +import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL; +import static org.apache.ignite.internal.processors.cache.persistence.defragmentation.DefragmentationFileUtils.defragmentationCompletionMarkerFile; +import static org.apache.ignite.internal.processors.cache.persistence.defragmentation.DefragmentationFileUtils.defragmentedIndexFile; +import static org.apache.ignite.internal.processors.cache.persistence.defragmentation.DefragmentationFileUtils.defragmentedPartFile; +import static org.apache.ignite.internal.processors.cache.persistence.defragmentation.DefragmentationFileUtils.defragmentedPartMappingFile; +import static org.apache.ignite.internal.processors.cache.persistence.defragmentation.maintenance.DefragmentationParameters.toStore; +import static org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager.DFLT_STORE_DIR; + +/** */ +public class IgnitePdsDefragmentationTest extends GridCommonAbstractTest { + /** */ + public static final String CACHE_2_NAME = "cache2"; + + /** */ + public static final int PARTS = 5; + + /** */ + public static final int ADDED_KEYS_COUNT = 150; + + /** */ + protected static final String GRP_NAME = "group"; + + /** {@inheritDoc} */ + @Override protected void beforeTest() throws Exception { + super.beforeTest(); + + stopAllGrids(true); + + cleanPersistenceDir(); + } + + /** {@inheritDoc} */ + @Override protected void afterTest() throws Exception { + super.afterTest(); + + stopAllGrids(true); + + cleanPersistenceDir(); + } + + /** {@inheritDoc} */ + @Override protected FailureHandler getFailureHandler(String igniteInstanceName) { + return new StopNodeFailureHandler(); + } + + /** */ + protected static class PolicyFactory implements Factory<ExpiryPolicy> { + /** Serial version uid. */ + private static final long serialVersionUID = 0L; + + /** {@inheritDoc} */ + @Override public ExpiryPolicy create() { + return new ExpiryPolicy() { + @Override public Duration getExpiryForCreation() { + return new Duration(TimeUnit.MILLISECONDS, 13000); + } + + /** {@inheritDoc} */ + @Override public Duration getExpiryForAccess() { + return new Duration(TimeUnit.MILLISECONDS, 13000); + } + + /** {@inheritDoc} */ + @Override public Duration getExpiryForUpdate() { + return new Duration(TimeUnit.MILLISECONDS, 13000); + } + }; + } + } + + /** {@inheritDoc} */ + @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { + IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); + + cfg.setConsistentId(igniteInstanceName); + + DataStorageConfiguration dsCfg = new DataStorageConfiguration(); + dsCfg.setWalSegmentSize(4 * 1024 * 1024); + + dsCfg.setDefaultDataRegionConfiguration( + new DataRegionConfiguration() + .setInitialSize(100L * 1024 * 1024) + .setMaxSize(1024L * 1024 * 1024) + .setPersistenceEnabled(true) + ); + + cfg.setDataStorageConfiguration(dsCfg); + + CacheConfiguration<?, ?> cache1Cfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME) + .setAtomicityMode(TRANSACTIONAL) + .setGroupName(GRP_NAME) + .setAffinity(new RendezvousAffinityFunction(false, PARTS)); + + CacheConfiguration<?, ?> cache2Cfg = new CacheConfiguration<>(CACHE_2_NAME) + .setAtomicityMode(TRANSACTIONAL) + .setGroupName(GRP_NAME) + .setExpiryPolicyFactory(new PolicyFactory()) + .setAffinity(new RendezvousAffinityFunction(false, PARTS)); + + cfg.setCacheConfiguration(cache1Cfg, cache2Cfg); + + return cfg; + } + + /** + * Basic test scenario. Does following steps: + * - Start node; + * - Fill cache; + * - Remove part of data; + * - Stop node; + * - Start node in defragmentation mode; + * - Stop node; + * - Start node; + * - Check that partitions became smaller; + * - Check that cache is accessible and works just fine. + * + * @throws Exception If failed. + */ + @Test + public void testEssentials() throws Exception { + IgniteEx ig = startGrid(0); + + ig.cluster().state(ClusterState.ACTIVE); + + fillCache(ig.cache(DEFAULT_CACHE_NAME)); + + forceCheckpoint(ig); + + createMaintenanceRecord(); + + stopGrid(0); + + File workDir = resolveCacheWorkDir(ig); + + long[] oldPartLen = partitionSizes(workDir); + + long oldIdxFileLen = new File(workDir, FilePageStoreManager.INDEX_FILE_NAME).length(); + + startGrid(0); + + long[] newPartLen = partitionSizes(workDir); + + for (int p = 0; p < PARTS; p++) + assertTrue(newPartLen[p] < oldPartLen[p]); //TODO Fails. + + long newIdxFileLen = new File(workDir, FilePageStoreManager.INDEX_FILE_NAME).length(); + + assertTrue(newIdxFileLen <= oldIdxFileLen); + + File completionMarkerFile = defragmentationCompletionMarkerFile(workDir); + assertTrue(completionMarkerFile.exists()); + + stopGrid(0); + + IgniteEx ig0 = startGrid(0); + + ig0.cluster().state(ClusterState.ACTIVE); + + assertFalse(completionMarkerFile.exists()); + + validateCache(grid(0).cache(DEFAULT_CACHE_NAME)); Review comment: Done ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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