zstan commented on code in PR #12925: URL: https://github.com/apache/ignite/pull/12925#discussion_r3480744098
########## modules/core/src/test/java/org/apache/ignite/internal/processors/cache/distributed/IgniteTxCacheWithWriteThroughCheckTest.java: ########## @@ -0,0 +1,321 @@ +/* + * 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.distributed; + +import java.util.Collection; +import java.util.List; +import java.util.Map; +import java.util.UUID; +import java.util.concurrent.ConcurrentHashMap; +import java.util.concurrent.CountDownLatch; +import javax.cache.Cache; +import org.apache.ignite.Ignite; +import org.apache.ignite.IgniteCache; +import org.apache.ignite.cache.CacheAtomicityMode; +import org.apache.ignite.cache.CacheMode; +import org.apache.ignite.cache.CacheWriteSynchronizationMode; +import org.apache.ignite.cache.store.CacheStoreAdapter; +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.events.DiscoveryEvent; +import org.apache.ignite.internal.GridTopic; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.IgniteInternalFuture; +import org.apache.ignite.internal.TestRecordingCommunicationSpi; +import org.apache.ignite.internal.managers.communication.GridMessageListener; +import org.apache.ignite.internal.managers.discovery.DiscoCache; +import org.apache.ignite.internal.managers.eventstorage.DiscoveryEventListener; +import org.apache.ignite.internal.managers.eventstorage.HighPriorityListener; +import org.apache.ignite.internal.processors.cache.distributed.near.GridNearTxPrepareResponse; +import org.apache.ignite.internal.processors.cache.transactions.IgniteInternalTx; +import org.apache.ignite.internal.processors.cache.transactions.IgniteTxManager; +import org.apache.ignite.internal.processors.cache.version.GridCacheVersion; +import org.apache.ignite.internal.util.typedef.G; +import org.apache.ignite.internal.util.typedef.internal.U; +import org.apache.ignite.lang.IgniteBiInClosure; +import org.apache.ignite.testframework.GridTestUtils; +import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; +import org.apache.ignite.transactions.Transaction; +import org.apache.ignite.transactions.TransactionConcurrency; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; + +import static org.apache.ignite.events.EventType.EVT_NODE_FAILED; +import static org.apache.ignite.events.EventType.EVT_NODE_LEFT; +import static org.apache.ignite.testframework.GridTestUtils.cartesianProduct; +import static org.apache.ignite.transactions.TransactionConcurrency.OPTIMISTIC; +import static org.apache.ignite.transactions.TransactionConcurrency.PESSIMISTIC; +import static org.apache.ignite.transactions.TransactionIsolation.READ_COMMITTED; + +/** */ +@RunWith(Parameterized.class) +public class IgniteTxCacheWithWriteThroughCheckTest extends GridCommonAbstractTest { + /** Node kill trigger. */ + private static CountDownLatch nodeKillLatch; + + /** Node left on backup. */ + private static CountDownLatch nodeLeftRegisteredOnBackup; + + /** */ + @Parameterized.Parameter(0) + public Boolean withPersistence; + + /** */ + @Parameterized.Parameter(1) + public TransactionConcurrency conc; + + /** */ + @Parameterized.Parameters(name = "withPersistence={0}, concMode={1}") + public static Collection<Object[]> parameters() { + return cartesianProduct( + List.of(true, false), + List.of(OPTIMISTIC, PESSIMISTIC) + ); + } + + /** {@inheritDoc} */ + @Override protected void beforeTest() throws Exception { + super.beforeTest(); + + stopAllGrids(); + + if (withPersistence) + cleanPersistenceDir(); + + nodeKillLatch = new CountDownLatch(1); + nodeLeftRegisteredOnBackup = new CountDownLatch(1); + + MapCacheStore.salvagedLatch = new CountDownLatch(1); + MapCacheStore.txCoordStoreLatch = new CountDownLatch(2); + } + + /** {@inheritDoc} */ + @Override protected void afterTest() throws Exception { + try { + for (Ignite node : G.allGrids()) { + Collection<IgniteInternalTx> txs = ((IgniteEx)node).context().cache().context().tm().activeTransactions(); + + assertTrue("Unfinished txs [node=" + node.name() + ", txs=" + txs + ']', txs.isEmpty()); + } + } + finally { + stopAllGrids(); + + super.afterTest(); + } + } + + /** {@inheritDoc} */ + @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { + return super.getConfiguration(igniteInstanceName) + .setDataStorageConfiguration(new DataStorageConfiguration() + .setDefaultDataRegionConfiguration(new DataRegionConfiguration().setPersistenceEnabled(withPersistence))) + .setConsistentId(igniteInstanceName) + .setCommunicationSpi(new TestRecordingCommunicationSpi()); + } + + /** Test scenario: + * <ul> + * <li>Start 3 nodes [node0, node1, node2].</li> + * <li>Initialize put operation into transactional cache where [node1] holds primary partition for such insertion.</li> + * <li>Kill [node1] right after tx PREPARE stage is completed (it triggers tx recovery procedure).</li> + * </ul> + * + * @see IgniteTxManager#salvageTx(IgniteInternalTx) + */ + @Test + public void testTxCoordinatorLeftClusterWithEnabledReadWriteThrough() throws Exception { + // Sequential start is important here. + IgniteEx nodeCoord = startGrid(0); + // Near node. + IgniteEx nodePrimary = startGrid(1); + // Backup node. + IgniteEx nodeBackup = startGrid(2); + + int firstVal = 1; + int secondVal = 2; + + nodeCoord.cluster().state(ClusterState.ACTIVE); + + CacheConfiguration<Object, Object> ccfgWithWriteThrough = configureCache(DEFAULT_CACHE_NAME); + IgniteCache<Object, Object> cache = nodeCoord.createCache(ccfgWithWriteThrough); + + Integer primaryKey = primaryKey(nodePrimary.cache(DEFAULT_CACHE_NAME)); + + try (Transaction tx = nodeCoord.transactions().txStart()) { + cache.put(primaryKey, firstVal); + + tx.commit(); + } + + nodeCoord.cluster().state(ClusterState.INACTIVE); + + GridMessageListener lsnr = new GridMessageListener() { + @Override public void onMessage(UUID nodeId, Object msg, byte plc) { + if (msg instanceof GridNearTxPrepareResponse) { + IgniteTxManager txMgr = nodeBackup.context().cache().context().tm(); + Collection<IgniteInternalTx> txs = txMgr.activeTransactions(); + + assertEquals(1, txs.size()); + IgniteInternalTx idleTx = txs.iterator().next(); + assertFalse(idleTx.local()); + + Map<GridCacheVersion, IgniteInternalTx> activeTx = GridTestUtils.getFieldValue(txMgr, "idMap"); + assertEquals(1, activeTx.size()); + + nodeKillLatch.countDown(); + + U.awaitQuiet(nodeLeftRegisteredOnBackup); + + // let`s wait until all discovery events have been processed on backup node. + doSleep(1000); + + MapCacheStore.txCoordStoreLatch.countDown(); + } + } + }; + + nodeCoord.context().io().removeMessageListener(GridTopic.TOPIC_CACHE); // Remove old cache listener. + nodeCoord.context().io().addMessageListener(GridTopic.TOPIC_CACHE, lsnr); // Register as first listener. + nodeCoord.context().cache().context().io().start0(); // Register cache listener again. + + nodeCoord.cluster().state(ClusterState.ACTIVE); + awaitPartitionMapExchange(true, true, null); + + nodeCoord.context().event().addDiscoveryEventListener(new BeforeRecoveryListener(), EVT_NODE_FAILED, EVT_NODE_LEFT); + nodeBackup.context().event().addDiscoveryEventListener(new BeforeBackupRecoveryListener(), EVT_NODE_FAILED, EVT_NODE_LEFT); + + IgniteInternalFuture<Object> stopFut = GridTestUtils.runAsync(() -> { + nodeKillLatch.await(); + nodePrimary.close(); + }); + + try (Transaction tx = nodeCoord.transactions().txStart(conc, READ_COMMITTED)) { + cache.put(primaryKey, secondVal); + + tx.commit(); + } + catch (Throwable th) { + fail("Unexpected exception: " + th); + } + + stopFut.get(getTestTimeout()); + + awaitPartitionMapExchange(); + + assertEquals(secondVal, nodeCoord.cache(DEFAULT_CACHE_NAME).get(primaryKey)); + assertEquals(secondVal, nodeBackup.cache(DEFAULT_CACHE_NAME).get(primaryKey)); + + if (withPersistence) { Review Comment: got it, done ########## modules/core/src/test/java/org/apache/ignite/internal/processors/cache/distributed/IgniteTxCacheWithWriteThroughCheckTest.java: ########## @@ -0,0 +1,321 @@ +/* + * 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.distributed; + +import java.util.Collection; +import java.util.List; +import java.util.Map; +import java.util.UUID; +import java.util.concurrent.ConcurrentHashMap; +import java.util.concurrent.CountDownLatch; +import javax.cache.Cache; +import org.apache.ignite.Ignite; +import org.apache.ignite.IgniteCache; +import org.apache.ignite.cache.CacheAtomicityMode; +import org.apache.ignite.cache.CacheMode; +import org.apache.ignite.cache.CacheWriteSynchronizationMode; +import org.apache.ignite.cache.store.CacheStoreAdapter; +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.events.DiscoveryEvent; +import org.apache.ignite.internal.GridTopic; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.IgniteInternalFuture; +import org.apache.ignite.internal.TestRecordingCommunicationSpi; +import org.apache.ignite.internal.managers.communication.GridMessageListener; +import org.apache.ignite.internal.managers.discovery.DiscoCache; +import org.apache.ignite.internal.managers.eventstorage.DiscoveryEventListener; +import org.apache.ignite.internal.managers.eventstorage.HighPriorityListener; +import org.apache.ignite.internal.processors.cache.distributed.near.GridNearTxPrepareResponse; +import org.apache.ignite.internal.processors.cache.transactions.IgniteInternalTx; +import org.apache.ignite.internal.processors.cache.transactions.IgniteTxManager; +import org.apache.ignite.internal.processors.cache.version.GridCacheVersion; +import org.apache.ignite.internal.util.typedef.G; +import org.apache.ignite.internal.util.typedef.internal.U; +import org.apache.ignite.lang.IgniteBiInClosure; +import org.apache.ignite.testframework.GridTestUtils; +import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; +import org.apache.ignite.transactions.Transaction; +import org.apache.ignite.transactions.TransactionConcurrency; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; + +import static org.apache.ignite.events.EventType.EVT_NODE_FAILED; +import static org.apache.ignite.events.EventType.EVT_NODE_LEFT; +import static org.apache.ignite.testframework.GridTestUtils.cartesianProduct; +import static org.apache.ignite.transactions.TransactionConcurrency.OPTIMISTIC; +import static org.apache.ignite.transactions.TransactionConcurrency.PESSIMISTIC; +import static org.apache.ignite.transactions.TransactionIsolation.READ_COMMITTED; + +/** */ +@RunWith(Parameterized.class) +public class IgniteTxCacheWithWriteThroughCheckTest extends GridCommonAbstractTest { + /** Node kill trigger. */ + private static CountDownLatch nodeKillLatch; + + /** Node left on backup. */ + private static CountDownLatch nodeLeftRegisteredOnBackup; + + /** */ + @Parameterized.Parameter(0) + public Boolean withPersistence; + + /** */ + @Parameterized.Parameter(1) + public TransactionConcurrency conc; + + /** */ + @Parameterized.Parameters(name = "withPersistence={0}, concMode={1}") + public static Collection<Object[]> parameters() { + return cartesianProduct( + List.of(true, false), + List.of(OPTIMISTIC, PESSIMISTIC) + ); + } + + /** {@inheritDoc} */ + @Override protected void beforeTest() throws Exception { + super.beforeTest(); + + stopAllGrids(); + + if (withPersistence) + cleanPersistenceDir(); + + nodeKillLatch = new CountDownLatch(1); + nodeLeftRegisteredOnBackup = new CountDownLatch(1); + + MapCacheStore.salvagedLatch = new CountDownLatch(1); + MapCacheStore.txCoordStoreLatch = new CountDownLatch(2); + } + + /** {@inheritDoc} */ + @Override protected void afterTest() throws Exception { + try { + for (Ignite node : G.allGrids()) { + Collection<IgniteInternalTx> txs = ((IgniteEx)node).context().cache().context().tm().activeTransactions(); + + assertTrue("Unfinished txs [node=" + node.name() + ", txs=" + txs + ']', txs.isEmpty()); + } + } + finally { + stopAllGrids(); + + super.afterTest(); + } + } + + /** {@inheritDoc} */ + @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { + return super.getConfiguration(igniteInstanceName) + .setDataStorageConfiguration(new DataStorageConfiguration() + .setDefaultDataRegionConfiguration(new DataRegionConfiguration().setPersistenceEnabled(withPersistence))) + .setConsistentId(igniteInstanceName) + .setCommunicationSpi(new TestRecordingCommunicationSpi()); + } + + /** Test scenario: + * <ul> + * <li>Start 3 nodes [node0, node1, node2].</li> + * <li>Initialize put operation into transactional cache where [node1] holds primary partition for such insertion.</li> + * <li>Kill [node1] right after tx PREPARE stage is completed (it triggers tx recovery procedure).</li> + * </ul> + * + * @see IgniteTxManager#salvageTx(IgniteInternalTx) + */ + @Test + public void testTxCoordinatorLeftClusterWithEnabledReadWriteThrough() throws Exception { + // Sequential start is important here. + IgniteEx nodeCoord = startGrid(0); + // Near node. + IgniteEx nodePrimary = startGrid(1); + // Backup node. + IgniteEx nodeBackup = startGrid(2); + + int firstVal = 1; + int secondVal = 2; + + nodeCoord.cluster().state(ClusterState.ACTIVE); + + CacheConfiguration<Object, Object> ccfgWithWriteThrough = configureCache(DEFAULT_CACHE_NAME); + IgniteCache<Object, Object> cache = nodeCoord.createCache(ccfgWithWriteThrough); + + Integer primaryKey = primaryKey(nodePrimary.cache(DEFAULT_CACHE_NAME)); + + try (Transaction tx = nodeCoord.transactions().txStart()) { + cache.put(primaryKey, firstVal); + + tx.commit(); + } + + nodeCoord.cluster().state(ClusterState.INACTIVE); + + GridMessageListener lsnr = new GridMessageListener() { + @Override public void onMessage(UUID nodeId, Object msg, byte plc) { + if (msg instanceof GridNearTxPrepareResponse) { + IgniteTxManager txMgr = nodeBackup.context().cache().context().tm(); + Collection<IgniteInternalTx> txs = txMgr.activeTransactions(); + + assertEquals(1, txs.size()); + IgniteInternalTx idleTx = txs.iterator().next(); + assertFalse(idleTx.local()); + + Map<GridCacheVersion, IgniteInternalTx> activeTx = GridTestUtils.getFieldValue(txMgr, "idMap"); + assertEquals(1, activeTx.size()); + + nodeKillLatch.countDown(); + + U.awaitQuiet(nodeLeftRegisteredOnBackup); + + // let`s wait until all discovery events have been processed on backup node. 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