| /** |
| * 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.broker.service; |
| |
| import static org.testng.Assert.assertTrue; |
| |
| import java.io.File; |
| import java.nio.file.Files; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.bookkeeper.client.BookKeeper; |
| import org.apache.bookkeeper.client.BookKeeper.DigestType; |
| import org.apache.bookkeeper.client.LedgerHandle; |
| import org.apache.bookkeeper.conf.ServerConfiguration; |
| import org.apache.bookkeeper.discover.BookieServiceInfo; |
| import org.apache.bookkeeper.net.BookieId; |
| import org.apache.bookkeeper.proto.BookieServer; |
| import org.apache.bookkeeper.stats.NullStatsLogger; |
| import org.apache.pulsar.common.policies.data.BookieInfo; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.testng.annotations.AfterClass; |
| import org.testng.annotations.BeforeClass; |
| import org.testng.annotations.Test; |
| |
| public class RackAwareTest extends BkEnsemblesTestBase { |
| |
| private static final int NUM_BOOKIES = 6; |
| private final List<BookieServer> bookies = new ArrayList<>(); |
| |
| public RackAwareTest() { |
| // Start bookies manually |
| super(0); |
| } |
| |
| @BeforeClass |
| protected void setup() throws Exception { |
| super.setup(); |
| |
| // Start bookies with specific racks |
| for (int i = 0; i < NUM_BOOKIES; i++) { |
| File bkDataDir = Files.createTempDirectory("bk" + Integer.toString(i) + "test").toFile(); |
| ServerConfiguration conf = new ServerConfiguration(); |
| |
| conf.setBookiePort(0); |
| conf.setZkServers("127.0.0.1:" + bkEnsemble.getZookeeperPort()); |
| conf.setJournalDirName(bkDataDir.getPath()); |
| conf.setLedgerDirNames(new String[] { bkDataDir.getPath() }); |
| conf.setAllowLoopback(true); |
| |
| // Use different advertised addresses for each bookie, so we can place them in different |
| // racks. |
| // Eg: 1st bookie will be 10.0.0.1, 2nd 10.0.0.2 and so on |
| String addr = String.format("10.0.0.%d", i + 1); |
| conf.setAdvertisedAddress(addr); |
| |
| BookieServer bs = new BookieServer(conf, NullStatsLogger.INSTANCE, null); |
| |
| bs.start(); |
| bookies.add(bs); |
| } |
| |
| } |
| |
| @AfterClass(alwaysRun = true) |
| protected void shutdown() throws Exception { |
| super.shutdown(); |
| |
| for (BookieServer bs : bookies) { |
| bs.shutdown(); |
| } |
| |
| bookies.clear(); |
| } |
| |
| @Test |
| public void testPlacement() throws Exception { |
| for (int i = 0; i < NUM_BOOKIES; i++) { |
| String bookie = bookies.get(i).getLocalAddress().toString(); |
| |
| // Place bookie-1 in "rack-1" and the rest in "rack-2" |
| int rackId = i == 0 ? 1 : 2; |
| BookieInfo bi = new BookieInfo("rack-" + rackId, "bookie-" + (i + 1)); |
| log.info("setting rack for bookie at {} -- {}", bookie, bi); |
| admin.bookies().updateBookieRackInfo(bookie, "default", bi); |
| } |
| |
| // Make sure the racks cache gets updated through the ZK watch |
| Thread.sleep(1000); |
| |
| BookKeeper bkc = this.pulsar.getBookKeeperClient(); |
| |
| // Create few ledgers and verify all of them should have a copy in the first bookie |
| BookieId fistBookie = bookies.get(0).getBookieId(); |
| for (int i = 0; i < 100; i++) { |
| LedgerHandle lh = bkc.createLedger(2, 2, DigestType.DUMMY, new byte[0]); |
| log.info("Ledger: {} -- Ensemble: {}", i, lh.getLedgerMetadata().getEnsembleAt(0)); |
| assertTrue(lh.getLedgerMetadata().getEnsembleAt(0).contains(fistBookie), |
| "first bookie in rack 0 not included in ensemble"); |
| lh.close(); |
| } |
| } |
| |
| private static final Logger log = LoggerFactory.getLogger(RackAwareTest.class); |
| } |