petrov-mg commented on code in PR #12117: URL: https://github.com/apache/ignite/pull/12117#discussion_r2121980809
########## modules/core/src/test/java/org/apache/ignite/internal/processors/cache/persistence/snapshot/dump/IgniteCacheDumpFilterTest.java: ########## @@ -0,0 +1,286 @@ +/* + * 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.dump; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.util.Arrays; +import java.util.HashMap; +import java.util.HashSet; +import java.util.Iterator; +import java.util.Map; +import java.util.Set; +import java.util.concurrent.ThreadLocalRandom; +import java.util.stream.Collectors; +import java.util.stream.IntStream; +import org.apache.ignite.IgniteCache; +import org.apache.ignite.IgniteException; +import org.apache.ignite.binary.BinaryType; +import org.apache.ignite.cache.affinity.rendezvous.RendezvousAffinityFunction; +import org.apache.ignite.cdc.TypeMapping; +import org.apache.ignite.configuration.CacheConfiguration; +import org.apache.ignite.dump.DumpConsumer; +import org.apache.ignite.dump.DumpEntry; +import org.apache.ignite.dump.DumpReader; +import org.apache.ignite.dump.DumpReaderConfiguration; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.processors.cache.StoredCacheData; +import org.apache.ignite.internal.processors.cache.persistence.filename.SnapshotFileTree; +import org.apache.ignite.internal.util.typedef.internal.CU; +import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; +import org.junit.Test; + +import static org.apache.ignite.dump.DumpReaderConfiguration.DFLT_THREAD_CNT; +import static org.apache.ignite.dump.DumpReaderConfiguration.DFLT_TIMEOUT; +import static org.apache.ignite.testframework.GridTestUtils.assertThrowsWithCause; + +/** */ +public class IgniteCacheDumpFilterTest extends GridCommonAbstractTest { + /** */ + private final Map<Integer, Integer> cacheSzs = new HashMap<>(); + + /** {@inheritDoc} */ + @Override protected void beforeTest() throws Exception { + cleanPersistenceDir(); + + super.beforeTest(); + } + + /** */ + @Test + public void testReadDumpWithCacheFilter() throws Exception { + doTest(1); + + cacheSzs.clear(); + + cleanPersistenceDir(); + + doTest(3); + } + + /** */ + private void doTest(int nodeCnt) throws Exception { + try (IgniteEx srv = startGrids(nodeCnt)) { + createCaches(srv, true); + + srv.snapshot().createDump("dump", null).get(); + } + finally { + stopAllGrids(); + } + + try (IgniteEx srv = startGrids(nodeCnt)) { + SnapshotFileTree sft = new SnapshotFileTree(srv.context(), "dump", null); + + readAndCheck(srv, sft, "c1"); + readAndCheck(srv, sft, "c0", "c2"); + readAndCheck(srv, sft, "c0", "c1", "c2"); + readAndCheck(srv, sft, "c0", "mycache"); + readAndCheck(srv, sft, "c1", "mycache", "mycache2"); + readAndCheck(srv, sft, "mycache", "mycache2"); + + corruptFileThatMustBeSkiped(srv, sft); + } + finally { + stopAllGrids(); + } + } + + /** + * Read dump similar to {@link #readAndCheck(IgniteEx, SnapshotFileTree, String...)} but corrupt all other files, first. + * Check that files not read during dump read. + */ + private void corruptFileThatMustBeSkiped(IgniteEx srv, SnapshotFileTree sft) throws Exception { + corruptAllPartitions(sft, config("mycache", null)); + + assertThrowsWithCause(() -> readAndCheck(srv, sft, "c1", "mycache"), IgniteException.class); + + srv.cacheNames().forEach(srv::destroyCache); + + awaitPartitionMapExchange(); + + // Will succeed only if all other files, except for "mycache2" will be not read. + readAndCheck(srv, sft, "c1", "mycache2"); + + corruptAllPartitions(sft, config("c0", "g")); + + readAndCheck(srv, sft, "mycache2"); + } + + /** */ + private void readAndCheck(IgniteEx srv, SnapshotFileTree sft, String... cacheNames) { + assertTrue(cacheNames != null); + assertTrue(cacheNames.length > 0); + + FilterCacheConsumer cnsmr = new FilterCacheConsumer(srv, Arrays.stream(cacheNames).map(CU::cacheId).collect(Collectors.toSet())); + + new DumpReader( + new DumpReaderConfiguration( + sft.name(), + sft.path(), + srv.configuration(), + cnsmr, + DFLT_THREAD_CNT, + DFLT_TIMEOUT, + true, + false, + false, + null, + cacheNames, + true, + null + ), + log + ).run(); + + int ecnt = 0; + + for (String name : cacheNames) { + IgniteCache<Integer, Integer> cache = srv.cache(name); + + int expSz = cacheSzs.get(CU.cacheId(name)); + + ecnt += expSz; + + assertEquals(expSz, cache.size()); + + IntStream.range(0, expSz).forEach(i -> assertEquals((Integer)i, cache.get(i))); + + srv.destroyCache(name); + } + + try { + awaitPartitionMapExchange(); + } + catch (InterruptedException e) { + throw new RuntimeException(e); + } + + assertEquals(ecnt, cnsmr.entryCnt); + assertTrue(srv.cacheNames().isEmpty()); + } + + /** */ + private void createCaches(IgniteEx srv, boolean putData) { + for (int i = 0; i < 3; i++) + createAndPutData(srv, "c" + i, "g", putData); + + createAndPutData(srv, "mycache", null, putData); + + createAndPutData(srv, "mycache2", null, putData); + } + + /** */ + private void createAndPutData(IgniteEx srv, String name, String grp, boolean putData) { + IgniteCache<Integer, Integer> c = srv.createCache(config(name, grp)); + + if (putData) { + int cacheId = CU.cacheId(name); + int cacheSz = ThreadLocalRandom.current().nextInt(100); + + assertNull(cacheSzs.put(cacheId, cacheSz)); + + IntStream.range(0, cacheSz).forEach(idx -> c.put(idx, idx)); + } + } + + /** */ + private CacheConfiguration<Integer, Integer> config(String name, String grp) { + return new CacheConfiguration<Integer, Integer>(name) + .setGroupName(grp) + .setAffinity(new RendezvousAffinityFunction(10, null)); + } + + /** */ + private static void corruptAllPartitions(SnapshotFileTree sft, CacheConfiguration<?, ?> ccfg) throws IOException { + for (File partFile : sft.existingCachePartitionFiles(sft.cacheStorage(ccfg), true, false)) { + try (FileOutputStream fos = new FileOutputStream(partFile)) { + // Corrupt file by writing zeroes to it. + fos.write(new byte[200]); + } + } + } + + /** */ + private class FilterCacheConsumer implements DumpConsumer { Review Comment: static? -- This is an automated message from the Apache Git Service. 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