timoninmaxim commented on code in PR #11044: URL: https://github.com/apache/ignite/pull/11044#discussion_r1404244647
########## modules/core/src/test/java/org/apache/ignite/cdc/CdcManagerTest.java: ########## @@ -0,0 +1,429 @@ +/* + * 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.cdc; + +import java.io.File; +import java.io.Serializable; +import java.nio.ByteBuffer; +import java.nio.file.Files; +import java.nio.file.Path; +import java.util.Arrays; +import java.util.List; +import java.util.stream.Collectors; +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.configuration.WALMode; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.cdc.CdcManager; +import org.apache.ignite.internal.cdc.CdcUtilityActiveCdcManager; +import org.apache.ignite.internal.pagemem.wal.WALIterator; +import org.apache.ignite.internal.pagemem.wal.record.CheckpointRecord; +import org.apache.ignite.internal.pagemem.wal.record.RolloverType; +import org.apache.ignite.internal.processors.cache.GridCacheSharedManagerAdapter; +import org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager; +import org.apache.ignite.internal.processors.cache.persistence.IgniteCacheDatabaseSharedManager; +import org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager; +import org.apache.ignite.internal.processors.cache.persistence.wal.reader.IgniteWalIteratorFactory; +import org.apache.ignite.internal.processors.configuration.distributed.DistributedChangeableProperty; +import org.apache.ignite.internal.util.typedef.internal.U; +import org.apache.ignite.plugin.AbstractTestPluginProvider; +import org.apache.ignite.plugin.PluginContext; +import org.apache.ignite.testframework.GridTestUtils; +import org.apache.ignite.testframework.ListeningTestLogger; +import org.apache.ignite.testframework.LogListener; +import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; +import org.jetbrains.annotations.Nullable; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; + +import static org.apache.ignite.cdc.CdcManagerTest.TestCdcManager.cdcMgr; + +/** */ +@RunWith(Parameterized.class) +public class CdcManagerTest extends GridCommonAbstractTest { + /** */ + private static final int WAL_SEG_SIZE = 64 * (int)U.MB; + + /** */ + private IgniteEx ign; + + /** */ + private TestCdcManager cdcMgr; + + /** */ + private FileWriteAheadLogManager walMgr; + + /** */ + private ListeningTestLogger lsnrLog; + + /** */ + private WALMode walMode; + + /** */ + private static volatile boolean failCollect; + + /** */ + @Parameterized.Parameter + public boolean persistentEnabled; + + /** */ + @Parameterized.Parameters(name = "persistentEnabled={0}") + public static Object[] params() { + return new Object[] {false, true}; + } + + /** {@inheritDoc} */ + @Override protected IgniteConfiguration getConfiguration(String instanceName) throws Exception { + IgniteConfiguration cfg = super.getConfiguration(instanceName); + + cfg.setDataStorageConfiguration(new DataStorageConfiguration() + .setDefaultDataRegionConfiguration(new DataRegionConfiguration() + .setPersistenceEnabled(persistentEnabled) + .setCdcEnabled(true)) + .setWalMode(walMode) + .setWalSegmentSize(WAL_SEG_SIZE)); + + cfg.setPluginProviders(new CdcManagerPluginProvider()); + + cfg.setCacheConfiguration(new CacheConfiguration<>(DEFAULT_CACHE_NAME)); + + cfg.setGridLogger(lsnrLog); + + return cfg; + } + + /** {@inheritDoc} */ + @Override protected void beforeTest() throws Exception { + cleanPersistenceDir(); + + lsnrLog = new ListeningTestLogger(log); + + ign = startGrid(0); + + ign.cluster().state(ClusterState.ACTIVE); + + cdcMgr = cdcMgr(ign); + walMgr = (FileWriteAheadLogManager)ign.context().cache().context().wal(true); + } + + /** {@inheritDoc} */ + @Override protected void afterTest() throws Exception { + stopAllGrids(); + + cleanPersistenceDir(); + + failCollect = false; + } + + /** */ + @Test + public void testDisableByProperty() throws Exception { + assertFalse(cdcMgr(ign).stopped()); + + DistributedChangeableProperty<Serializable> cdcDisableProp = ign.context().distributedConfiguration() + .property(FileWriteAheadLogManager.CDC_DISABLED); + + cdcDisableProp.localUpdate(true); + + assertTrue(GridTestUtils.waitForCondition(() -> cdcMgr(ign).stopped(), 10_000, 10)); + } + + /** */ + @Test + public void testSingleSegmentContent() throws Exception { + for (int i = 0; i < 10_000; i++) + ign.cache(DEFAULT_CACHE_NAME).put(i, i); + + assertEquals(0, walMgr.currentSegment()); + + File walDir = walDir(ign); + + stopGrid(0); + + Path seg = Arrays.stream(walDir.listFiles()).sorted().findFirst().get().toPath(); + + ByteBuffer walBuf = ByteBuffer.wrap(Files.readAllBytes(seg)); + ByteBuffer cdcBuf = ByteBuffer.wrap(cdcMgr(ign).buf.array()); + cdcBuf.limit(WAL_SEG_SIZE); + + assertEquals(0, walBuf.compareTo(cdcBuf)); + } + + /** */ + @Test + public void testMultipleSegmentContent() throws Exception { + checkCdcContentWithRollover(() -> { + for (int i = 0; i < Integer.MAX_VALUE; i++) { + ign.cache(DEFAULT_CACHE_NAME).put(i, i); + + if (walMgr.currentSegment() > 0) + break; + } + }); + } + + /** */ + @Test + public void testMultipleSegmentContentWithForceNextSegmentRollover() throws Exception { + checkMultipleSegmentContentWithForceRollover(RolloverType.NEXT_SEGMENT); + } + + /** */ + @Test + public void testMultipleSegmentContentWithForceCurrentSegmentRollover() throws Exception { + checkMultipleSegmentContentWithForceRollover(RolloverType.CURRENT_SEGMENT); + } + + /** */ + @Test + public void testRestartNode() throws Exception { + for (int i = 0; i < 100; i++) + ign.cache(DEFAULT_CACHE_NAME).put(i, i); + + stopGrid(0); + + File seg = Arrays.stream(walDir(ign).listFiles()).sorted().findFirst().get(); + int len0 = writtenLength(seg); + + ByteBuffer buf0 = cdcMgr.buf; + + ign = startGrid(0); + cdcMgr = cdcMgr(ign); + + for (int i = 0; i < 100; i++) + ign.cache(DEFAULT_CACHE_NAME).put(i, i); + + stopGrid(0); + + int len1 = writtenLength(seg); + + // Check CDC buffer content on first start. + ByteBuffer walBuf = ByteBuffer.wrap(Files.readAllBytes(seg.toPath())); + walBuf.limit(len0); + + ByteBuffer cdcBuf = ByteBuffer.wrap(buf0.array()); + cdcBuf.limit(len0); + + assertEquals(0, walBuf.compareTo(cdcBuf)); + + // Check CDC buffer content on second start. + walBuf.limit(len1); + walBuf.position(len0); + + cdcBuf = ByteBuffer.wrap(cdcMgr.buf.array()); + cdcBuf.limit(len1 - len0); + + assertEquals(0, walBuf.compareTo(cdcBuf)); + } + + /** */ + @Test + public void testProhibitedWalModes() throws Exception { + for (WALMode m: WALMode.values()) { + stopGrid(0); + cleanPersistenceDir(); + + walMode = m; + + boolean cdcStart = m == WALMode.LOG_ONLY; + + LogListener cdcWarnLsnr = LogListener + .matches("Custom CdcManager is only supported for WALMode.LOG_ONLY") + .times(cdcStart ? 0 : 1) + .build(); + + lsnrLog.registerListener(cdcWarnLsnr); + + IgniteEx ign = startGrid(0); + + assertTrue(m.toString(), cdcWarnLsnr.check()); + + if (cdcStart) + assertTrue(cdcMgr(ign) instanceof TestCdcManager); + else + assertTrue(ign.context().cache().context().cdc() instanceof CdcUtilityActiveCdcManager); + } + } + + /** */ + @Test + public void testCollectFailedIgnored() throws Exception { + LogListener cdcErrLsnr = LogListener + .matches("Error happened during CDC data collection.") + .atLeast(1) + .build(); + + lsnrLog.registerListener(cdcErrLsnr); + + failCollect = true; + + ign.cache(DEFAULT_CACHE_NAME).put(0, 0); + + assertTrue(GridTestUtils.waitForCondition(cdcErrLsnr::check, 10_000, 10)); + + assertEquals(0, ign.cache(DEFAULT_CACHE_NAME).get(0)); + } + + /** */ + public void checkMultipleSegmentContentWithForceRollover(RolloverType rollType) throws Exception { + checkCdcContentWithRollover(() -> { + if (persistentEnabled) + dbMgr(ign).checkpointReadLock(); + + try { + walMgr.log(new CheckpointRecord(null), rollType); + } + catch (Exception e) { + // No-op. + } + finally { + if (persistentEnabled) + dbMgr(ign).checkpointReadUnlock(); + } + }); + } + + /** */ + public void checkCdcContentWithRollover(Runnable rollSegment) throws Exception { + for (int i = 0; i < 10_000; i++) + ign.cache(DEFAULT_CACHE_NAME).put(i, i); + + rollSegment.run(); + + for (int i = 0; i < 10_000; i++) + ign.cache(DEFAULT_CACHE_NAME).put(i, i); + + File walDir = walDir(ign); + + stopGrid(0); + + List<File> segs = Arrays.stream(walDir.listFiles()).sorted() + .limit(2) + .collect(Collectors.toList()); + + int firstSegActLen = writtenLength(segs.get(0)); + + ByteBuffer walBuf = ByteBuffer.wrap(Files.readAllBytes(segs.get(0).toPath())); + ByteBuffer cdcBuf = ByteBuffer.wrap(cdcMgr.buf.array()); + walBuf.limit(firstSegActLen); + cdcBuf.limit(firstSegActLen); + + assertEquals(0, walBuf.compareTo(cdcBuf)); + + walBuf = ByteBuffer.wrap(Files.readAllBytes(segs.get(1).toPath())); + cdcBuf = ByteBuffer.wrap(cdcMgr.buf.array()); + cdcBuf.position(firstSegActLen + 1); + cdcBuf.limit(firstSegActLen + 1 + WAL_SEG_SIZE); + + assertEquals(0, walBuf.compareTo(cdcBuf)); + } + + /** Get WAL directory. */ + private File walDir(IgniteEx ign) throws Exception { + return new File( + U.resolveWorkDirectory( + ign.configuration().getWorkDirectory(), + DataStorageConfiguration.DFLT_WAL_PATH, + false), + ign.context().pdsFolderResolver().resolveFolders().folderName()); + } + + /** @return Length of the all written records in the specified segment. */ + private int writtenLength(File walSegment) throws Exception { + IgniteWalIteratorFactory factory = new IgniteWalIteratorFactory(log); + + IgniteWalIteratorFactory.IteratorParametersBuilder params = new IgniteWalIteratorFactory.IteratorParametersBuilder() + .filesOrDirs(walSegment); + + try (WALIterator walIt = factory.iterator(params)) { + while (walIt.hasNext()) + walIt.next(); + + return walIt.lastRead().get().next().fileOffset(); + } + } + + /** */ + private static class CdcManagerPluginProvider extends AbstractTestPluginProvider { + /** {@inheritDoc} */ + @Override public String name() { + return "CdcManagerPluginProvider"; + } + + /** {@inheritDoc} */ + @Override public <T> @Nullable T createComponent(PluginContext ctx, Class<T> cls) { + if (CdcManager.class.equals(cls)) + return (T)new TestCdcManager(); + + return null; + } + } + + /** Test {@link CdcManager} for testing WAL fsync guarantees. */ + protected static class TestCdcManager extends GridCacheSharedManagerAdapter implements CdcManager { + /** Buffer to store collected data. */ + private final ByteBuffer buf; + + /** */ + TestCdcManager() { + buf = ByteBuffer.allocate(2 * WAL_SEG_SIZE); + + Arrays.fill(buf.array(), (byte)0); + + buf.position(0); + } + + /** */ + public boolean stopped() { Review Comment: No, it affects test. I just replace `stopped()` method with a test-local var -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
