/*
*
* 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 java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.apache.bookkeeper.conf.ServerConfiguration;
import org.apache.bookkeeper.test.BookKeeperClusterTestCase;
import org.apache.bookkeeper.client.LedgerHandle;
import org.apache.bookkeeper.client.BookKeeper;
import org.apache.bookkeeper.client.AsyncCallback.AddCallback;
import org.apache.bookkeeper.proto.BookieServer;
import org.apache.bookkeeper.proto.BookkeeperInternalCallbacks.WriteCallback;
import java.io.IOException;
import org.apache.zookeeper.KeeperException;
import java.nio.ByteBuffer;
import org.junit.Test;
import org.junit.Assert;
public class BookieShutdownTest extends BookKeeperClusterTestCase {
public BookieShutdownTest() {
super(1);
}
/**
* 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 Bookie(conf) {
@Override
public void run() {
try {
latch.await();
} catch (InterruptedException e) {
// 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);
}
/**
* Test whether bookieserver returns the correct error code when it crashes.
*/
@Test(timeout=60000)
public void testBookieServerThreadError() throws Exception {
ServerConfiguration conf = bsConfs.get(0);
killBookie(0);
final CountDownLatch latch = new CountDownLatch(1);
final CountDownLatch shutdownComplete = new CountDownLatch(1);
// simulating ZooKeeper exception by assigning a closed zk client to bk
BookieServer bkServer = new BookieServer(conf) {
protected Bookie newBookie(ServerConfiguration conf)
throws IOException, KeeperException, InterruptedException,
BookieException {
return new Bookie(conf) {
@Override
public void addEntry(ByteBuffer entry, WriteCallback cb,
Object ctx, byte[] masterKey)
throws IOException, BookieException {
throw new OutOfMemoryError();
}
};
}
};
bkServer.start();
LedgerHandle lh = bkc.createLedger(1, 1, BookKeeper.DigestType.CRC32, "passwd".getBytes());
lh.asyncAddEntry("test".getBytes(), new AddCallback() {
@Override
public void addComplete(int rc, LedgerHandle lh, long entryId, Object ctx) {
// dont care, only trying to trigger OOM
}
}, null);
bkServer.join();
Assert.assertFalse("Should have died", bkServer.isRunning());
Assert.assertEquals("Should have died with server exception code",
ExitCode.SERVER_EXCEPTION, bkServer.getExitCode());
}
}