// test messages are correctly bridged when failover happens during a batch send.
// first send some messages, make sure bridge doesn't send it (below batch size)
// then crash the live
// then send more messages
// then receive those messages, no more, no less.
// this test are valid for ONCE_AND_ONLY_ONCE and AT_MOST_ONCE.
// with DUPS_OK the test failed because some messages are delivered again
// after failover, which is fine as in this mode duplication is allowed.
public void performSourceAndTargetCrashAndFailoverWithMessages(QualityOfServiceMode mode)
throws Exception {
JMSBridgeImpl bridge = null;
TransactionManager txMgr = null;
try {
ConnectionFactoryFactory sourceCFF = sourceServer.getConnectionFactoryFactory();
ConnectionFactoryFactory targetCFF = targetServer.getConnectionFactoryFactory();
DestinationFactory sourceQueueFactory = sourceServer.getDestinationFactory(sourceQueueName);
DestinationFactory targetQueueFactory = targetServer.getDestinationFactory(targetQueueName);
// even number
final int batchSize = 4;
bridge =
new JMSBridgeImpl(
"test-bridge",
sourceCFF,
targetCFF,
sourceQueueFactory,
targetQueueFactory,
null,
null,
null,
null,
null,
1000,
-1,
mode,
batchSize,
-1,
null,
null,
false);
txMgr = newTransactionManager();
bridge.setTransactionManager(txMgr);
// start the bridge
bridge.start();
System.out.println("started bridge");
final int NUM_MESSAGES = batchSize / 2;
// send some messages to source
sendMessages(sourceServer, sourceQueueName, NUM_MESSAGES);
// receive from target, no message should be received.
receiveMessages(targetServer, targetQueueName, 0);
// now crash target server
targetServer.crashLive();
// send more
sendMessages(sourceServer, sourceQueueName, NUM_MESSAGES);
receiveMessages(targetServer, targetQueueName, batchSize);
// send some again
sendMessages(sourceServer, sourceQueueName, NUM_MESSAGES);
// check no messages arrived.
receiveMessages(targetServer, targetQueueName, 0);
// now crash source server
sourceServer.crashLive();
// verify bridge still work
sendMessages(sourceServer, sourceQueueName, NUM_MESSAGES);
receiveMessages(targetServer, targetQueueName, batchSize);
} finally {
if (bridge != null) {
bridge.stop();
}
}
}
/*
* Deploy a bridge, source and target queues are in
* separate live/backup pairs. Source and Target CF are ha.
* Test the bridge work when the live servers crash.
*/
private void performSourceAndTargetCrashAndFailover(QualityOfServiceMode mode) throws Exception {
JMSBridgeImpl bridge = null;
TransactionManager txMgr = null;
try {
ConnectionFactoryFactory sourceCFF = sourceServer.getConnectionFactoryFactory();
ConnectionFactoryFactory targetCFF = targetServer.getConnectionFactoryFactory();
DestinationFactory sourceQueueFactory = sourceServer.getDestinationFactory(sourceQueueName);
DestinationFactory targetQueueFactory = targetServer.getDestinationFactory(targetQueueName);
bridge =
new JMSBridgeImpl(
"test-bridge",
sourceCFF,
targetCFF,
sourceQueueFactory,
targetQueueFactory,
null,
null,
null,
null,
null,
1000,
-1,
mode,
10,
1000,
null,
null,
false);
txMgr = newTransactionManager();
bridge.setTransactionManager(txMgr);
// start the bridge
bridge.start();
final int NUM_MESSAGES = 10;
// send some messages to source
sendMessages(sourceServer, sourceQueueName, NUM_MESSAGES);
// receive from target
receiveMessages(targetServer, targetQueueName, NUM_MESSAGES);
// now crash target server
targetServer.crashLive();
// verify bridge still works
sendMessages(sourceServer, sourceQueueName, NUM_MESSAGES);
receiveMessages(targetServer, targetQueueName, NUM_MESSAGES);
// now crash source server
sourceServer.crashLive();
// verify bridge still work
sendMessages(sourceServer, sourceQueueName, NUM_MESSAGES);
receiveMessages(
targetServer,
targetQueueName,
NUM_MESSAGES,
mode == QualityOfServiceMode.ONCE_AND_ONLY_ONCE);
} finally {
if (bridge != null) {
bridge.stop();
}
}
}
