| /* |
| * |
| * 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; |
| |
| import static org.junit.Assert.fail; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Random; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.bookkeeper.client.AsyncCallback.AddCallback; |
| import org.apache.bookkeeper.client.BKException; |
| import org.apache.bookkeeper.client.BookKeeper.DigestType; |
| import org.apache.bookkeeper.client.LedgerHandle; |
| import org.apache.bookkeeper.conf.ServerConfiguration; |
| import org.apache.bookkeeper.test.BookKeeperClusterTestCase; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Test bookie shutdown. |
| */ |
| public class BookieShutdownTest extends BookKeeperClusterTestCase { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(BookieShutdownTest.class); |
| |
| public BookieShutdownTest() { |
| super(3); |
| baseConf.setAllowEphemeralPorts(false); |
| } |
| |
| private LedgerHandle lh; |
| private int numEntriesToWrite = 200; |
| private int maxInt = 2147483647; |
| private Random rng = new Random(System.currentTimeMillis()); |
| private DigestType digestType = DigestType.CRC32; |
| |
| class SyncObj { |
| } |
| |
| /** |
| * Tests verifies the bookkeeper shutdown while writing entries. |
| * Continuously restarting the bookie server to see all the external |
| * resources are releasing properly. BOOKKEEPER-678 |
| */ |
| @Test |
| public void testBookieRestartContinuously() throws Exception { |
| for (int index = 0; index < 10; index++) { |
| SyncObj sync = new SyncObj(); |
| try { |
| // Create a ledger |
| lh = bkc.createLedger(3, 2, digestType, "aaa".getBytes()); |
| LOG.info("Ledger ID: " + lh.getId()); |
| for (int i = 0; i < numEntriesToWrite; i++) { |
| ByteBuffer entry = ByteBuffer.allocate(4); |
| entry.putInt(rng.nextInt(maxInt)); |
| entry.position(0); |
| |
| lh.asyncAddEntry(entry.array(), |
| new LedgerEntryAddCallback(), sync); |
| } |
| |
| LOG.info("Wrote " + numEntriesToWrite |
| + " and now going to fail bookie."); |
| // Shutdown one Bookie server and restarting new one to continue |
| // writing |
| bsConfs.remove(0); |
| bs.get(0).shutdown(); |
| bs.remove(0); |
| startNewBookie(); |
| LOG.info("Shutdown one bookie server and started new bookie server..."); |
| } catch (BKException e) { |
| LOG.error("Caught BKException", e); |
| fail(e.toString()); |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| LOG.error("Caught InterruptedException", e); |
| fail(e.toString()); |
| } |
| } |
| } |
| |
| private class LedgerEntryAddCallback implements AddCallback { |
| @Override |
| public void addComplete(int rc, LedgerHandle lh, long entryId, |
| Object ctx) { |
| SyncObj x = (SyncObj) ctx; |
| synchronized (x) { |
| x.notify(); |
| } |
| } |
| } |
| |
| /** |
| * Test whether Bookie can be shutdown when the call comes inside bookie thread. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testBookieShutdownFromBookieThread() throws Exception { |
| ServerConfiguration conf = bsConfs.get(0); |
| killBookie(0); |
| final CountDownLatch latch = new CountDownLatch(1); |
| final CountDownLatch shutdownComplete = new CountDownLatch(1); |
| Bookie bookie = new BookieImpl(conf) { |
| @Override |
| public void run() { |
| try { |
| latch.await(); |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| // Ignore |
| } |
| triggerBookieShutdown(ExitCode.BOOKIE_EXCEPTION); |
| } |
| |
| @Override |
| synchronized int shutdown(int exitCode) { |
| super.shutdown(exitCode); |
| shutdownComplete.countDown(); |
| return exitCode; |
| } |
| }; |
| bookie.start(); |
| // after 1 sec stop . |
| Thread.sleep(1000); |
| latch.countDown(); |
| shutdownComplete.await(5000, TimeUnit.MILLISECONDS); |
| } |
| } |