| /** |
| * |
| * 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.bookkeeper.bookie.storage.ldb; |
| |
| import static org.junit.Assert.assertEquals; |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Sets; |
| import io.netty.buffer.ByteBuf; |
| import io.netty.buffer.Unpooled; |
| import io.netty.buffer.UnpooledByteBufAllocator; |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Set; |
| import org.apache.bookkeeper.bookie.BookieImpl; |
| import org.apache.bookkeeper.bookie.BookieShell; |
| import org.apache.bookkeeper.bookie.CheckpointSource; |
| import org.apache.bookkeeper.bookie.CheckpointSource.Checkpoint; |
| import org.apache.bookkeeper.bookie.Checkpointer; |
| import org.apache.bookkeeper.bookie.LedgerDirsManager; |
| import org.apache.bookkeeper.conf.ServerConfiguration; |
| import org.apache.bookkeeper.conf.TestBKConfiguration; |
| import org.apache.bookkeeper.stats.NullStatsLogger; |
| import org.apache.bookkeeper.util.DiskChecker; |
| import org.apache.commons.io.FileUtils; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Test for class {@link LocationsIndexRebuildOp}. |
| */ |
| public class LocationsIndexRebuildTest { |
| |
| CheckpointSource checkpointSource = new CheckpointSource() { |
| @Override |
| public Checkpoint newCheckpoint() { |
| return Checkpoint.MAX; |
| } |
| |
| @Override |
| public void checkpointComplete(Checkpoint checkpoint, boolean compact) throws IOException { |
| } |
| }; |
| |
| Checkpointer checkpointer = new Checkpointer() { |
| @Override |
| public void startCheckpoint(Checkpoint checkpoint) { |
| // No-op |
| } |
| |
| @Override |
| public void start() { |
| // no-op |
| } |
| }; |
| |
| @Test |
| public void test() throws Exception { |
| File tmpDir = File.createTempFile("bkTest", ".dir"); |
| tmpDir.delete(); |
| tmpDir.mkdir(); |
| File curDir = BookieImpl.getCurrentDirectory(tmpDir); |
| BookieImpl.checkDirectoryStructure(curDir); |
| |
| System.out.println(tmpDir); |
| |
| ServerConfiguration conf = TestBKConfiguration.newServerConfiguration(); |
| conf.setLedgerDirNames(new String[] { tmpDir.toString() }); |
| conf.setLedgerStorageClass(DbLedgerStorage.class.getName()); |
| LedgerDirsManager ledgerDirsManager = new LedgerDirsManager(conf, conf.getLedgerDirs(), |
| new DiskChecker(conf.getDiskUsageThreshold(), conf.getDiskUsageWarnThreshold())); |
| |
| DbLedgerStorage ledgerStorage = new DbLedgerStorage(); |
| ledgerStorage.initialize(conf, null, ledgerDirsManager, ledgerDirsManager, null, checkpointSource, checkpointer, |
| NullStatsLogger.INSTANCE, UnpooledByteBufAllocator.DEFAULT); |
| |
| // Insert some ledger & entries in the storage |
| for (long ledgerId = 0; ledgerId < 5; ledgerId++) { |
| ledgerStorage.setMasterKey(ledgerId, ("ledger-" + ledgerId).getBytes()); |
| ledgerStorage.setFenced(ledgerId); |
| |
| for (long entryId = 0; entryId < 100; entryId++) { |
| ByteBuf entry = Unpooled.buffer(128); |
| entry.writeLong(ledgerId); |
| entry.writeLong(entryId); |
| entry.writeBytes(("entry-" + entryId).getBytes()); |
| |
| ledgerStorage.addEntry(entry); |
| } |
| } |
| |
| ledgerStorage.flush(); |
| ledgerStorage.shutdown(); |
| |
| // Rebuild index through the tool |
| BookieShell shell = new BookieShell(); |
| shell.setConf(conf); |
| int res = shell.run(new String[] { "rebuild-db-ledger-locations-index" }); |
| |
| Assert.assertEquals(0, res); |
| |
| // Verify that db index has the same entries |
| ledgerStorage = new DbLedgerStorage(); |
| ledgerStorage.initialize(conf, null, ledgerDirsManager, ledgerDirsManager, null, checkpointSource, checkpointer, |
| NullStatsLogger.INSTANCE, UnpooledByteBufAllocator.DEFAULT); |
| |
| Set<Long> ledgers = Sets.newTreeSet(ledgerStorage.getActiveLedgersInRange(0, Long.MAX_VALUE)); |
| Assert.assertEquals(Sets.newTreeSet(Lists.newArrayList(0L, 1L, 2L, 3L, 4L)), ledgers); |
| |
| for (long ledgerId = 0; ledgerId < 5; ledgerId++) { |
| Assert.assertEquals(true, ledgerStorage.isFenced(ledgerId)); |
| Assert.assertEquals("ledger-" + ledgerId, new String(ledgerStorage.readMasterKey(ledgerId))); |
| |
| ByteBuf lastEntry = ledgerStorage.getLastEntry(ledgerId); |
| assertEquals(ledgerId, lastEntry.readLong()); |
| long lastEntryId = lastEntry.readLong(); |
| assertEquals(99, lastEntryId); |
| |
| for (long entryId = 0; entryId < 100; entryId++) { |
| ByteBuf entry = Unpooled.buffer(1024); |
| entry.writeLong(ledgerId); |
| entry.writeLong(entryId); |
| entry.writeBytes(("entry-" + entryId).getBytes()); |
| |
| ByteBuf result = ledgerStorage.getEntry(ledgerId, entryId); |
| Assert.assertEquals(entry, result); |
| } |
| } |
| |
| ledgerStorage.shutdown(); |
| FileUtils.forceDelete(tmpDir); |
| } |
| } |