Mmuzaf commented on a change in pull request #7607: IGNITE-11073: Create consistent partitions copy on each cluster node URL: https://github.com/apache/ignite/pull/7607#discussion_r409544257
########## File path: modules/core/src/test/java/org/apache/ignite/internal/processors/cache/persistence/snapshot/IgniteClusterSnapshotSelfTest.java ########## @@ -0,0 +1,734 @@ +/* + * 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.snapshot; + +import java.io.File; +import java.io.IOException; +import java.io.Serializable; +import java.nio.file.OpenOption; +import java.util.Collections; +import java.util.List; +import java.util.Random; +import java.util.concurrent.Callable; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicInteger; +import java.util.function.Function; +import java.util.function.Predicate; +import org.apache.ignite.Ignite; +import org.apache.ignite.IgniteCache; +import org.apache.ignite.IgniteCheckedException; +import org.apache.ignite.IgniteException; +import org.apache.ignite.Ignition; +import org.apache.ignite.cache.CacheAtomicityMode; +import org.apache.ignite.cache.affinity.rendezvous.RendezvousAffinityFunction; +import org.apache.ignite.cache.query.ScanQuery; +import org.apache.ignite.configuration.CacheConfiguration; +import org.apache.ignite.configuration.IgniteConfiguration; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.IgniteInternalFuture; +import org.apache.ignite.internal.IgniteInterruptedCheckedException; +import org.apache.ignite.internal.NodeStoppingException; +import org.apache.ignite.internal.TestRecordingCommunicationSpi; +import org.apache.ignite.internal.events.DiscoveryCustomEvent; +import org.apache.ignite.internal.managers.discovery.DiscoveryCustomMessage; +import org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionDemandMessage; +import org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionSupplyMessage; +import org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture; +import org.apache.ignite.internal.processors.cache.distributed.dht.preloader.PartitionsExchangeAware; +import org.apache.ignite.internal.processors.cache.persistence.file.FileIO; +import org.apache.ignite.internal.processors.cache.persistence.file.FileIOFactory; +import org.apache.ignite.internal.processors.cache.persistence.file.RandomAccessFileIOFactory; +import org.apache.ignite.internal.processors.cache.persistence.partstate.GroupPartitionId; +import org.apache.ignite.internal.processors.metric.MetricRegistry; +import org.apache.ignite.internal.processors.metric.impl.ObjectGauge; +import org.apache.ignite.internal.util.distributed.DistributedProcess; +import org.apache.ignite.internal.util.distributed.FullMessage; +import org.apache.ignite.internal.util.distributed.SingleNodeMessage; +import org.apache.ignite.internal.util.typedef.G; +import org.apache.ignite.internal.util.typedef.internal.U; +import org.apache.ignite.lang.IgniteFuture; +import org.apache.ignite.spi.metric.LongMetric; +import org.apache.ignite.testframework.GridTestUtils; +import org.apache.ignite.transactions.Transaction; +import org.junit.Before; +import org.junit.Test; + +import static org.apache.ignite.cluster.ClusterState.ACTIVE; +import static org.apache.ignite.internal.events.DiscoveryCustomEvent.EVT_DISCOVERY_CUSTOM_EVT; +import static org.apache.ignite.internal.processors.cache.persistence.snapshot.IgniteSnapshotManager.SNAPSHOT_METRICS; +import static org.apache.ignite.internal.processors.cache.persistence.snapshot.IgniteSnapshotManager.SNP_IN_PROGRESS_ERR_MSG; +import static org.apache.ignite.internal.processors.cache.persistence.snapshot.IgniteSnapshotManager.SNP_NODE_STOPPING_ERR_MSG; +import static org.apache.ignite.internal.processors.cache.persistence.snapshot.IgniteSnapshotManager.isSnapshotOperation; +import static org.apache.ignite.internal.processors.cache.persistence.snapshot.IgniteSnapshotManager.resolveSnapshotWorkDirectory; +import static org.apache.ignite.testframework.GridTestUtils.assertThrowsAnyCause; +import static org.apache.ignite.testframework.GridTestUtils.assertThrowsWithCause; + +/** + * Cluster-wide snapshot test. + */ +public class IgniteClusterSnapshotSelfTest extends AbstractSnapshotSelfTest { + /** Random instance. */ + private static final Random R = new Random(); + + /** Time to wait while rebalance may happen. */ + private static final long REBALANCE_AWAIT_TIME = GridTestUtils.SF.applyLB(10_000, 3_000); + + /** Cache configuration for test. */ + private static CacheConfiguration<Integer, Integer> txCcfg = new CacheConfiguration<Integer, Integer>("txCacheName") + .setAtomicityMode(CacheAtomicityMode.TRANSACTIONAL) + .setBackups(2) + .setAffinity(new RendezvousAffinityFunction(false) + .setPartitions(CACHE_PARTS_COUNT)); + + /** {@code true} if node should be started in separate jvm. */ + protected volatile boolean jvm; + + /** @throws Exception If fails. */ + @Before + @Override public void beforeTestSnapshot() throws Exception { + super.beforeTestSnapshot(); + + jvm = false; + } + + /** + * Take snapshot from the whole cluster and check snapshot consistency. + * Note: Client nodes and server nodes not in baseline topology must not be affected. + * + * @throws Exception If fails. + */ + @Test + public void testConsistentClusterSnapshotUnderLoad() throws Exception { + int grids = 3; + String snpName = "backup23012020"; + AtomicInteger atKey = new AtomicInteger(CACHE_KEYS_RANGE); + AtomicInteger txKey = new AtomicInteger(CACHE_KEYS_RANGE); + + IgniteEx ignite = startGrids(grids); + startClientGrid(); + + ignite.cluster().baselineAutoAdjustEnabled(false); + ignite.cluster().state(ACTIVE); + + // Start node not in baseline. + IgniteEx notBltIgnite = startGrid(grids); + File locSnpDir = snp(notBltIgnite).snapshotLocalDir(SNAPSHOT_NAME); + String notBltDirName = folderName(notBltIgnite); + + IgniteCache<Integer, Integer> cache = ignite.createCache(txCcfg); + + for (int idx = 0; idx < CACHE_KEYS_RANGE; idx++) { + cache.put(txKey.incrementAndGet(), -1); + ignite.cache(DEFAULT_CACHE_NAME).put(atKey.incrementAndGet(), -1); + } + + forceCheckpoint(); + + CountDownLatch loadLatch = new CountDownLatch(1); + + ignite.context().cache().context().exchange().registerExchangeAwareComponent(new PartitionsExchangeAware() { + /** {@inheritDoc} */ + @Override public void onInitBeforeTopologyLock(GridDhtPartitionsExchangeFuture fut) { + if (fut.firstEvent().type() != EVT_DISCOVERY_CUSTOM_EVT) + return; + + // First discovery custom event will be a snapshot operation. + assertTrue(isSnapshotOperation(fut.firstEvent())); + assertTrue("Snapshot must use pme-free exchange", fut.context().exchangeFreeSwitch()); + } + + /** {@inheritDoc} */ + @Override public void onInitAfterTopologyLock(GridDhtPartitionsExchangeFuture fut) { + if (fut.firstEvent().type() != EVT_DISCOVERY_CUSTOM_EVT) + return; + + DiscoveryCustomMessage msg = ((DiscoveryCustomEvent)fut.firstEvent()).customMessage(); + + assertNotNull(msg); + + if (msg instanceof SnapshotDiscoveryMessage) + loadLatch.countDown(); + } + }); + + // Start cache load + IgniteInternalFuture<Long> loadFut = GridTestUtils.runMultiThreadedAsync(() -> { + try { + U.await(loadLatch); + + while (!Thread.currentThread().isInterrupted()) { + int txIdx = R.nextInt(grids); Review comment: Fixed. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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