merge #146 - Handful of fixes

This commit is contained in:
Andy Taylor 2015-03-05 09:17:28 +00:00
commit 3ba99e74bd
13 changed files with 164 additions and 13 deletions

View File

@ -111,4 +111,10 @@ public final class BackupReplicationStartFailedMessage extends PacketImpl
result = 31 * result + (problem != null ? problem.hashCode() : 0);
return result;
}
@Override
public String toString()
{
return getParentString() + ", problem=" + problem.name() + "]";
}
}

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@ -58,6 +58,8 @@ public interface RemotingService
void start() throws Exception;
void startAcceptors() throws Exception;
boolean isStarted();
/**

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@ -318,10 +318,10 @@ public class RemotingServiceImpl implements RemotingService, ConnectionLifeCycle
}
}
for (Acceptor a : acceptors.values())
{
a.start();
}
/**
* Don't start the acceptors here. Only start the acceptors at the every end of the start-up process to avoid
* race conditions. See {@link #startAcceptors()}.
*/
// This thread checks connections that need to be closed, and also flushes confirmations
failureCheckAndFlushThread = new FailureCheckAndFlushThread(RemotingServiceImpl.CONNECTION_TTL_CHECK_INTERVAL);
@ -331,6 +331,17 @@ public class RemotingServiceImpl implements RemotingService, ConnectionLifeCycle
started = true;
}
public synchronized void startAcceptors() throws Exception
{
if (isStarted())
{
for (Acceptor a : acceptors.values())
{
a.start();
}
}
}
public synchronized void allowInvmSecurityOverride(ActiveMQPrincipal principal)
{
defaultInvmSecurityPrincipal = principal;

View File

@ -431,7 +431,6 @@ public class ActiveMQServerImpl implements ActiveMQServer
}
else
{
state = SERVER_STATE.STARTED;
ActiveMQServerLogger.LOGGER.serverStarted(getVersion().getFullVersion(), nodeManager.getNodeId(),
identity != null ? identity : "");
}
@ -1789,16 +1788,17 @@ public class ActiveMQServerImpl implements ActiveMQServer
{
throw ActiveMQMessageBundle.BUNDLE.nodeIdNull();
}
activationLatch.countDown();
// We can only do this after everything is started otherwise we may get nasty races with expired messages
postOffice.startExpiryScanner();
}
else
{
activationLatch.countDown();
}
public void completeActivation() throws Exception
{
setState(ActiveMQServerImpl.SERVER_STATE.STARTED);
getRemotingService().startAcceptors();
activationLatch.countDown();
callActivationCompleteCallbacks();
}

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@ -62,6 +62,8 @@ public class LiveOnlyActivation extends Activation
activeMQServer.initialisePart2(false);
activeMQServer.completeActivation();
if (activeMQServer.getIdentity() != null)
{
ActiveMQServerLogger.LOGGER.serverIsLive(activeMQServer.getIdentity());

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@ -289,6 +289,8 @@ public final class SharedNothingBackupActivation extends Activation
}
}
activeMQServer.completeActivation();
}
}
catch (Exception e)

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@ -103,6 +103,8 @@ public class SharedNothingLiveActivation extends LiveActivation
activeMQServer.initialisePart2(false);
activeMQServer.completeActivation();
if (activeMQServer.getIdentity() != null)
{
ActiveMQServerLogger.LOGGER.serverIsLive(activeMQServer.getIdentity());
@ -141,6 +143,7 @@ public class SharedNothingLiveActivation extends LiveActivation
}
catch (ActiveMQException e)
{
ActiveMQServerLogger.LOGGER.debug("Failed to process backup registration packet", e);
channel.send(new BackupReplicationStartFailedMessage(BackupReplicationStartFailedMessage.BackupRegistrationProblem.EXCEPTION));
}
}

View File

@ -87,6 +87,8 @@ public final class SharedStoreBackupActivation extends Activation
activeMQServer.initialisePart2(scalingDown);
activeMQServer.completeActivation();
if (scalingDown)
{
ActiveMQServerLogger.LOGGER.backupServerScaledDown();

View File

@ -76,6 +76,8 @@ public final class SharedStoreLiveActivation extends LiveActivation
activeMQServer.initialisePart2(false);
activeMQServer.completeActivation();
ActiveMQServerLogger.LOGGER.serverIsLive();
}
catch (Exception e)

View File

@ -90,7 +90,7 @@ public abstract class ServiceTestBase extends UnitTestCase
* debugging.
*/
private static final String SEND_CALL_NUMBER = "sendCallNumber";
protected static final long WAIT_TIMEOUT = 10000;
protected static final long WAIT_TIMEOUT = 20000;
private int sendMsgCount = 0;
@Override

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@ -0,0 +1,121 @@
/**
* 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.activemq.byteman.tests;
import java.util.concurrent.CountDownLatch;
import org.apache.activemq.api.config.ActiveMQDefaultConfiguration;
import org.apache.activemq.api.core.TransportConfiguration;
import org.apache.activemq.core.config.Configuration;
import org.apache.activemq.core.server.ActiveMQServer;
import org.apache.activemq.tests.util.ReplicatedBackupUtils;
import org.apache.activemq.tests.util.ServiceTestBase;
import org.apache.activemq.tests.util.TransportConfigurationUtils;
import org.jboss.byteman.contrib.bmunit.BMRule;
import org.jboss.byteman.contrib.bmunit.BMRules;
import org.jboss.byteman.contrib.bmunit.BMUnitRunner;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(BMUnitRunner.class)
public class ReplicationBackupTest extends ServiceTestBase
{
private static final CountDownLatch ruleFired = new CountDownLatch(1);
private ActiveMQServer backupServer;
private ActiveMQServer liveServer;
/*
* simple test to induce a potential race condition where the server's acceptors are active, but the server's
* state != STARTED
*/
@Test
@BMRules
(
rules =
{
@BMRule
(
name = "prevent backup annoucement",
targetClass = "org.apache.activemq.core.server.impl.SharedNothingLiveActivation",
targetMethod = "run",
targetLocation = "AT EXIT",
action = "org.apache.activemq.byteman.tests.ReplicationBackupTest.breakIt();"
)
}
)
public void testReplicatedBackupAnnouncement() throws Exception
{
TransportConfiguration liveConnector = TransportConfigurationUtils.getNettyConnector(true, 0);
TransportConfiguration liveAcceptor = TransportConfigurationUtils.getNettyAcceptor(true, 0);
TransportConfiguration backupConnector = TransportConfigurationUtils.getNettyConnector(false, 0);
TransportConfiguration backupAcceptor = TransportConfigurationUtils.getNettyAcceptor(false, 0);
final String suffix = "_backup";
Configuration backupConfig = createDefaultConfig()
.setBindingsDirectory(ActiveMQDefaultConfiguration.getDefaultBindingsDirectory() + suffix)
.setJournalDirectory(ActiveMQDefaultConfiguration.getDefaultJournalDir() + suffix)
.setPagingDirectory(ActiveMQDefaultConfiguration.getDefaultPagingDir() + suffix)
.setLargeMessagesDirectory(ActiveMQDefaultConfiguration.getDefaultLargeMessagesDir() + suffix);
Configuration liveConfig = createDefaultConfig();
ReplicatedBackupUtils.configureReplicationPair(backupConfig, backupConnector, backupAcceptor, liveConfig, liveConnector, liveAcceptor);
liveServer = createServer(liveConfig);
// start the live server in a new thread so we can start the backup simultaneously to induce a potential race
Thread startThread = new Thread(new Runnable()
{
@Override
public void run()
{
try
{
liveServer.start();
}
catch (Exception e)
{
e.printStackTrace();
}
}
});
startThread.start();
ruleFired.await();
backupServer = createServer(backupConfig);
backupServer.start();
ServiceTestBase.waitForRemoteBackup(null, 3, true, backupServer);
}
public static void breakIt()
{
ruleFired.countDown();
try
{
/* before the fix this sleep would put the "live" server into a state where the acceptors were started
* but the server's state != STARTED which would cause the backup to fail to announce
*/
Thread.sleep(2000);
}
catch (InterruptedException e)
{
e.printStackTrace();
}
}
}

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@ -413,7 +413,7 @@ public abstract class TopologyClusterTestBase extends ClusterTestBase
}
Assert.assertFalse("cluster manager should stop", servers[4].getClusterManager().isStarted());
final String address = "foo1235";
ServerLocator locator = createHAServerLocator();
ServerLocator locator = createNonHALocator(isNetty());
ClientSessionFactory sf = createSessionFactory(locator);
ClientSession session = sf.createSession(config.getClusterUser(), CLUSTER_PASSWORD, false, true, true, false, 1);
session.createQueue(address, address, true);

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@ -161,7 +161,7 @@ public class LargeMessageOverBridgeTest extends JMSClusteredTestBase
for (int i = 0; i < 5; i++)
{
BytesMessage msg2 = (BytesMessage) cons2.receive(5000);
BytesMessage msg2 = (BytesMessage) cons2.receive(10000);
assertNotNull(msg2);
msg2.acknowledge();