| /** |
| * 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.pulsar.metadata; |
| |
| import static org.testng.Assert.assertEquals; |
| import static org.testng.Assert.assertFalse; |
| import static org.testng.Assert.assertTrue; |
| |
| import java.util.ArrayList; |
| import java.util.EnumSet; |
| import java.util.List; |
| import java.util.Optional; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.CompletionException; |
| import java.util.function.Supplier; |
| import lombok.Cleanup; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.pulsar.common.util.FutureUtil; |
| import org.apache.pulsar.metadata.api.GetResult; |
| import org.apache.pulsar.metadata.api.MetadataStore; |
| import org.apache.pulsar.metadata.api.MetadataStoreConfig; |
| import org.apache.pulsar.metadata.api.MetadataStoreException.BadVersionException; |
| import org.apache.pulsar.metadata.api.MetadataStoreException.NotFoundException; |
| import org.apache.pulsar.metadata.api.MetadataStoreFactory; |
| import org.apache.pulsar.metadata.api.Stat; |
| import org.apache.pulsar.metadata.api.extended.CreateOption; |
| import org.apache.pulsar.metadata.api.extended.MetadataStoreExtended; |
| import org.testng.annotations.Test; |
| |
| @Slf4j |
| public class MetadataStoreBatchingTest extends BaseMetadataStoreTest { |
| |
| @Test(dataProvider = "impl") |
| public void testBatchWrite(String provider, Supplier<String> urlSupplier) throws Exception { |
| @Cleanup |
| MetadataStore store = MetadataStoreFactory.create(urlSupplier.get(), MetadataStoreConfig.builder() |
| .batchingEnabled(true) |
| .batchingMaxDelayMillis(1_000) |
| .build()); |
| |
| String key1 = newKey(); |
| CompletableFuture<Stat> f1 = store.put(key1, new byte[0], Optional.empty()); |
| |
| String key2 = newKey(); |
| CompletableFuture<Stat> f2 = store.put(key2, new byte[0], Optional.empty()); |
| |
| Stat s1 = f1.join(); |
| Stat s2 = f2.join(); |
| log.info("s1: {}", s1); |
| log.info("s2: {}", s2); |
| } |
| |
| @Test(dataProvider = "impl") |
| public void testBatching(String provider, Supplier<String> urlSupplier) throws Exception { |
| @Cleanup |
| MetadataStore store = MetadataStoreFactory.create(urlSupplier.get(), MetadataStoreConfig.builder() |
| .batchingEnabled(true) |
| .batchingMaxDelayMillis(1_000) |
| .build()); |
| |
| String key1 = newKey(); |
| store.put(key1, new byte[0], Optional.empty()).join(); |
| |
| String key2 = newKey(); |
| |
| CompletableFuture<Optional<GetResult>> f1 = store.get(key1); |
| CompletableFuture<Optional<GetResult>> f2 = store.get(key2); |
| |
| Optional<GetResult> r1 = f1.join(); |
| Optional<GetResult> r2 = f2.join(); |
| |
| assertTrue(r1.isPresent()); |
| assertFalse(r2.isPresent()); |
| } |
| |
| @Test(dataProvider = "impl") |
| public void testPutVersionErrors(String provider, Supplier<String> urlSupplier) throws Exception { |
| @Cleanup |
| MetadataStore store = MetadataStoreFactory.create(urlSupplier.get(), MetadataStoreConfig.builder() |
| .batchingEnabled(true) |
| .batchingMaxDelayMillis(1_000) |
| .build()); |
| |
| String key1 = newKey(); |
| |
| CompletableFuture<Stat> f1 = store.put(key1 + "/a", new byte[0], Optional.empty()); // Should succeed |
| CompletableFuture<Stat> f2 = store.put(key1 + "/b", new byte[0], Optional.of(1L)); // Should fail |
| CompletableFuture<Stat> f3 = store.put(key1 + "/c", new byte[0], Optional.of(-1L)); // Should succeed |
| CompletableFuture<Void> f4 = store.delete(key1 + "/d", Optional.empty()); // Should fail |
| |
| assertEquals(f1.join().getVersion(), 0L); |
| |
| try { |
| f2.join(); |
| } catch (CompletionException ce) { |
| assertEquals(ce.getCause().getClass(), BadVersionException.class); |
| } |
| |
| assertEquals(f3.join().getVersion(), 0L); |
| |
| try { |
| f4.join(); |
| } catch (CompletionException ce) { |
| assertEquals(ce.getCause().getClass(), NotFoundException.class); |
| } |
| } |
| |
| @Test(dataProvider = "impl") |
| public void testSequential(String provider, Supplier<String> urlSupplier) throws Exception { |
| @Cleanup |
| MetadataStoreExtended store = MetadataStoreExtended.create(urlSupplier.get(), MetadataStoreConfig.builder() |
| .batchingEnabled(true) |
| .batchingMaxDelayMillis(1_000) |
| .build()); |
| |
| String key1 = newKey(); |
| |
| List<CompletableFuture<Stat>> putFutures = new ArrayList<>(); |
| for (int i = 0; i < 10; i++) { |
| CompletableFuture<Stat> f = |
| store.put(key1 + "/x", new byte[0], Optional.of(-1L), EnumSet.of(CreateOption.Sequential)); |
| putFutures.add(f); |
| } |
| |
| FutureUtil.waitForAll(putFutures).join(); |
| |
| |
| assertEquals(store.getChildren(key1).join().size(), 10); |
| } |
| |
| |
| @Test(dataProvider = "impl") |
| public void testBigBatchSize(String provider, Supplier<String> urlSupplier) throws Exception { |
| @Cleanup |
| MetadataStore store = MetadataStoreFactory.create(urlSupplier.get(), MetadataStoreConfig.builder() |
| .batchingEnabled(true) |
| .batchingMaxDelayMillis(1_000) |
| .build()); |
| |
| String key1 = newKey(); |
| |
| // Create 20 MB of data and try to read it out |
| int dataSize = 500 * 1024; |
| byte[] payload = new byte[dataSize]; |
| int N = 40; |
| |
| List<CompletableFuture<Stat>> putFutures = new ArrayList<>(); |
| |
| for (int i = 0; i < N; i++) { |
| putFutures.add(store.put(key1 + "/" + i, payload, Optional.empty())); |
| } |
| |
| FutureUtil.waitForAll(putFutures).join(); |
| |
| |
| List<CompletableFuture<Optional<GetResult>>> getFutures = new ArrayList<>(); |
| |
| for (int i = 0; i < N; i++) { |
| getFutures.add(store.get(key1 + "/" + i)); |
| } |
| |
| FutureUtil.waitForAll(getFutures).join(); |
| } |
| } |