/**
* @param sessionFactory
* @param seconds
* @param waitForSync
* @param backup
*/
public static void waitForRemoteBackup(
ClientSessionFactoryInternal sessionFactory,
int seconds,
boolean waitForSync,
final HornetQServer backup) {
final HornetQServerImpl actualServer = (HornetQServerImpl) backup;
final long toWait = seconds * 1000;
final long time = System.currentTimeMillis();
while (true) {
if ((sessionFactory == null || sessionFactory.getBackupConnector() != null)
&& (actualServer.isRemoteBackupUpToDate() || !waitForSync)) {
break;
}
if (System.currentTimeMillis() > (time + toWait)) {
fail(
"backup never started ("
+ actualServer.isStarted()
+ "), or never finished synchronizing ("
+ actualServer.isRemoteBackupUpToDate()
+ "), or sessionFactory!=null ? "
+ (sessionFactory != null)
+ " || sessionFactory.getBackupConnector()=="
+ (sessionFactory != null
? sessionFactory.getBackupConnector()
: "not-applicable"));
}
try {
Thread.sleep(100);
} catch (InterruptedException e) {
fail(e.getMessage());
}
}
}
public synchronized void start() {
if (!started) {
HornetQJMSLogger.LOGGER.debug("Starting RecoveryDiscovery on " + config);
started = true;
locator = config.createServerLocator();
locator.disableFinalizeCheck();
locator.addClusterTopologyListener(new InternalListener(config));
try {
sessionFactory = (ClientSessionFactoryInternal) locator.createSessionFactory();
// We are using the SessionFactoryInternal here directly as we don't have information to
// connect with an user and password
// on the session as all we want here is to get the topology
// in case of failure we will retry
sessionFactory.addFailureListener(this);
HornetQJMSLogger.LOGGER.debug("RecoveryDiscovery started fine on " + config);
} catch (Exception startupError) {
HornetQJMSLogger.LOGGER.warn(
"Couldn't start recovery discovery on "
+ config
+ ", we will retry this on the next recovery scan");
stop();
HornetQRecoveryRegistry.getInstance().failedDiscovery(this);
}
}
}
@Test
public void testExpireMessage() throws Exception {
locator.setBlockOnNonDurableSend(true);
locator.setBlockOnDurableSend(true);
locator.setReconnectAttempts(-1);
ClientSessionFactoryInternal sf = createSessionFactoryAndWaitForTopology(locator, 2);
session = sf.createSession(true, true, 0);
session.createQueue(PagingFailoverTest.ADDRESS, PagingFailoverTest.ADDRESS, true);
ClientProducer prod = session.createProducer(PagingFailoverTest.ADDRESS);
final int TOTAL_MESSAGES = 1000;
for (int i = 0; i < TOTAL_MESSAGES; i++) {
ClientMessage msg = session.createMessage(true);
msg.putIntProperty(new SimpleString("key"), i);
msg.setExpiration(System.currentTimeMillis() + 1000);
prod.send(msg);
}
crash(session);
session.close();
Queue queue = backupServer.getServer().locateQueue(ADDRESS);
long timeout = System.currentTimeMillis() + 60000;
while (timeout > System.currentTimeMillis() && queue.getPageSubscription().isPaging()) {
Thread.sleep(100);
// Simulating what would happen on expire
queue.expireReferences();
}
assertFalse(queue.getPageSubscription().isPaging());
}
protected void internalStop() {
if (started) {
started = false;
try {
if (sessionFactory != null) {
sessionFactory.close();
}
} catch (Exception ignored) {
HornetQJMSLogger.LOGGER.debug(ignored, ignored);
}
try {
locator.close();
} catch (Exception ignored) {
HornetQJMSLogger.LOGGER.debug(ignored, ignored);
}
sessionFactory = null;
locator = null;
}
}
private void decideOnAction() {
// we may get called via multiple paths so need to guard
synchronized (decisionGuard) {
if (signal == BACKUP_ACTIVATION.FAIL_OVER) {
return;
}
if (!isLiveDown()) {
try {
// no point in repeating all the reconnection logic
sessionFactory.connect(RECONNECT_ATTEMPTS, false);
return;
} catch (HornetQException e) {
if (e.getType() != HornetQExceptionType.NOT_CONNECTED)
HornetQServerLogger.LOGGER.errorReConnecting(e);
}
}
// live is assumed to be down, backup fails-over
signal = BACKUP_ACTIVATION.FAIL_OVER;
}
latch.countDown();
}
@Override
public void onConnection(ClientSessionFactoryInternal sf) {
TopologyMember localMember = getLocalMember();
if (localMember != null) {
sf.sendNodeAnnounce(
localMember.getUniqueEventID(),
manager.getNodeId(),
manager.getNodeGroupName(),
false,
localMember.getLive(),
localMember.getBackup());
} else {
HornetQServerLogger.LOGGER.noLocalMemborOnClusterConnection(this);
}
// TODO: shouldn't we send the current time here? and change the current topology?
// sf.sendNodeAnnounce(System.currentTimeMillis(),
// manager.getNodeId(),
// false,
// localMember.getConnector().a,
// localMember.getConnector().b);
}
private void wrapUpSessionFactory() {
sf.close();
Assert.assertEquals(0, sf.numSessions());
Assert.assertEquals(0, sf.numConnections());
}
public void setLiveID(String liveID) {
targetServerID = liveID;
nodeManager.setNodeID(liveID);
// now we are replicating we can start waiting for disconnect notifications so we can fail over
sessionFactory.addFailureListener(this);
}
public void internalTestPage(final boolean transacted, final boolean failBeforeConsume)
throws Exception {
locator.setBlockOnNonDurableSend(true);
locator.setBlockOnDurableSend(true);
locator.setReconnectAttempts(-1);
sf = createSessionFactoryAndWaitForTopology(locator, 2);
session = sf.createSession(!transacted, !transacted, 0);
session.createQueue(PagingFailoverTest.ADDRESS, PagingFailoverTest.ADDRESS, true);
ClientProducer prod = session.createProducer(PagingFailoverTest.ADDRESS);
final int TOTAL_MESSAGES = 2000;
for (int i = 0; i < TOTAL_MESSAGES; i++) {
if (transacted && i % 10 == 0) {
session.commit();
}
ClientMessage msg = session.createMessage(true);
msg.putIntProperty(new SimpleString("key"), i);
prod.send(msg);
}
session.commit();
if (failBeforeConsume) {
crash(session);
waitForBackup(null, 30);
}
session.close();
session = sf.createSession(!transacted, !transacted, 0);
session.start();
ClientConsumer cons = session.createConsumer(PagingFailoverTest.ADDRESS);
final int MIDDLE = TOTAL_MESSAGES / 2;
for (int i = 0; i < MIDDLE; i++) {
ClientMessage msg = cons.receive(20000);
Assert.assertNotNull(msg);
msg.acknowledge();
if (transacted && i % 10 == 0) {
session.commit();
}
Assert.assertEquals(i, msg.getObjectProperty(new SimpleString("key")));
}
session.commit();
cons.close();
Thread.sleep(1000);
if (!failBeforeConsume) {
crash(session);
// failSession(session, latch);
}
session.close();
session = sf.createSession(true, true, 0);
cons = session.createConsumer(PagingFailoverTest.ADDRESS);
session.start();
for (int i = MIDDLE; i < TOTAL_MESSAGES; i++) {
ClientMessage msg = cons.receive(5000);
Assert.assertNotNull(msg);
msg.acknowledge();
int result = (Integer) msg.getObjectProperty(new SimpleString("key"));
Assert.assertEquals(i, result);
}
}
@Test
public void testServerShutdownAndReconnect() throws Exception {
HornetQResourceAdapter qResourceAdapter = newResourceAdapter();
qResourceAdapter.setReconnectAttempts(-1);
qResourceAdapter.setCallTimeout(500L);
qResourceAdapter.setTransactionManagerLocatorClass("");
qResourceAdapter.setTransactionManagerLocatorMethod("");
qResourceAdapter.setRetryInterval(500L);
MyBootstrapContext ctx = new MyBootstrapContext();
qResourceAdapter.start(ctx);
// This is just to register a listener
final CountDownLatch failedLatch = new CountDownLatch(1);
ClientSessionFactoryInternal factoryListener =
(ClientSessionFactoryInternal)
qResourceAdapter
.getDefaultHornetQConnectionFactory()
.getServerLocator()
.createSessionFactory();
factoryListener.addFailureListener(
new SessionFailureListener() {
@Override
public void connectionFailed(HornetQException exception, boolean failedOver) {}
@Override
public void connectionFailed(
HornetQException exception, boolean failedOver, String scaleDownTargetNodeID) {
connectionFailed(exception, failedOver);
}
@Override
public void beforeReconnect(HornetQException exception) {
failedLatch.countDown();
}
});
HornetQActivationSpec spec = new HornetQActivationSpec();
spec.setResourceAdapter(qResourceAdapter);
spec.setUseJNDI(false);
spec.setDestinationType("javax.jms.Queue");
spec.setDestination(MDBQUEUE);
CountDownLatch latch = new CountDownLatch(1);
DummyMessageEndpoint endpoint = new DummyMessageEndpoint(latch);
DummyMessageEndpointFactory endpointFactory = new DummyMessageEndpointFactory(endpoint, false);
qResourceAdapter.endpointActivation(endpointFactory, spec);
ClientSession session = locator.createSessionFactory().createSession();
ClientProducer clientProducer = session.createProducer(MDBQUEUEPREFIXED);
ClientMessage message = session.createMessage(true);
message.getBodyBuffer().writeString("teststring");
clientProducer.send(message);
session.close();
latch.await(5, TimeUnit.SECONDS);
assertNotNull(endpoint.lastMessage);
assertEquals(endpoint.lastMessage.getCoreMessage().getBodyBuffer().readString(), "teststring");
server.stop();
assertTrue(failedLatch.await(5, TimeUnit.SECONDS));
qResourceAdapter.endpointDeactivation(endpointFactory, spec);
qResourceAdapter.stop();
}
