| /* |
| * 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.impl; |
| |
| import java.nio.charset.StandardCharsets; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.util.Optional; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.ExecutionException; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.commons.io.FileUtils; |
| import org.apache.commons.lang3.RandomUtils; |
| 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; |
| import org.apache.pulsar.metadata.api.MetadataStoreFactory; |
| import org.apache.pulsar.metadata.api.Stat; |
| import org.testng.Assert; |
| import org.testng.annotations.Test; |
| |
| @Slf4j |
| public class RocksdbMetadataStoreTest { |
| |
| @Test |
| public void testConvert() { |
| String s = "testConvert"; |
| Assert.assertEquals(s, RocksdbMetadataStore.toString(RocksdbMetadataStore.toBytes(s))); |
| |
| long l = 12345; |
| Assert.assertEquals(l, RocksdbMetadataStore.toLong(RocksdbMetadataStore.toBytes(l))); |
| } |
| |
| @Test |
| public void testMetaValue() throws Exception { |
| RocksdbMetadataStore.MetaValue metaValue = new RocksdbMetadataStore.MetaValue(); |
| metaValue.setVersion(RandomUtils.nextLong()); |
| metaValue.setOwner(RandomUtils.nextLong()); |
| metaValue.setCreatedTimestamp(RandomUtils.nextLong()); |
| metaValue.setModifiedTimestamp(RandomUtils.nextLong()); |
| metaValue.setEphemeral(RandomUtils.nextBoolean()); |
| metaValue.setData(String.valueOf(RandomUtils.nextDouble()).getBytes(StandardCharsets.UTF_8)); |
| Assert.assertEquals(RocksdbMetadataStore.MetaValue.parse(metaValue.serialize()), metaValue); |
| } |
| |
| @Test |
| public void testOpenDbWithConfigFile() throws Exception { |
| MetadataStore store; |
| Path tempDir; |
| tempDir = Files.createTempDirectory("RocksdbMetadataStoreTest"); |
| log.info("Temp dir:{}", tempDir.toAbsolutePath()); |
| String optionFilePath = |
| getClass().getClassLoader().getResource("rocksdb_option_file_example.ini").getPath(); |
| log.info("optionFilePath={}", optionFilePath); |
| store = MetadataStoreFactory.create("rocksdb:" + tempDir.toAbsolutePath(), |
| MetadataStoreConfig.builder().configFilePath(optionFilePath).build()); |
| Assert.assertTrue(store instanceof RocksdbMetadataStore); |
| |
| String path = "/test"; |
| byte[] data = "data".getBytes(); |
| |
| //test put |
| CompletableFuture<Stat> f = store.put(path, data, Optional.of(-1L)); |
| |
| CompletableFuture<Stat> failedPut = store.put(path, data, Optional.of(100L)); |
| Assert.expectThrows(MetadataStoreException.BadVersionException.class, () -> { |
| try { |
| failedPut.get(); |
| } catch (ExecutionException t) { |
| throw t.getCause(); |
| } |
| }); |
| |
| Assert.assertNotNull(f.get()); |
| log.info("put result:{}", f.get()); |
| Assert.assertNotNull(store.put(path + "/a", data, Optional.of(-1L))); |
| Assert.assertNotNull(store.put(path + "/b", data, Optional.of(-1L))); |
| Assert.assertNotNull(store.put(path + "/c", data, Optional.of(-1L))); |
| |
| //reopen db |
| store.close(); |
| store = MetadataStoreFactory.create("rocksdb:" + tempDir.toAbsolutePath(), |
| MetadataStoreConfig.builder().configFilePath(optionFilePath).build()); |
| |
| //test get |
| CompletableFuture<Optional<GetResult>> readResult = store.get(path); |
| Assert.assertNotNull(readResult.get()); |
| Assert.assertTrue(readResult.get().isPresent()); |
| GetResult r = readResult.get().get(); |
| Assert.assertEquals(path, r.getStat().getPath()); |
| Assert.assertEquals(0, r.getStat().getVersion()); |
| Assert.assertEquals(data, r.getValue()); |
| |
| store.close(); |
| FileUtils.deleteQuietly(tempDir.toFile()); |
| } |
| |
| @Test |
| public void testMultipleInstances() throws Exception { |
| |
| Path tempDir = Files.createTempDirectory("RocksdbMetadataStoreTest"); |
| log.info("Temp dir:{}", tempDir.toAbsolutePath()); |
| MetadataStore store1 = MetadataStoreFactory.create("rocksdb:" + tempDir.toAbsolutePath(), |
| MetadataStoreConfig.builder().build()); |
| |
| MetadataStore store2 = MetadataStoreFactory.create("rocksdb:" + tempDir.toAbsolutePath(), |
| MetadataStoreConfig.builder().build()); |
| |
| // We should get the same instance |
| Assert.assertTrue(store1 == store2); |
| |
| store1.put("/test", new byte[0], Optional.empty()).join(); |
| Assert.assertTrue(store2.exists("/test").join()); |
| |
| store1.close(); |
| store2.put("/test-2", new byte[0], Optional.empty()).join(); |
| Assert.assertTrue(store2.exists("/test-2").join()); |
| |
| FileUtils.deleteQuietly(tempDir.toFile()); |
| } |
| } |