public void testMultipleDiscoveryGroups() throws Exception {
final InetAddress groupAddress = InetAddress.getByName(address1);
final int groupPort = getUDPDiscoveryPort();
final int timeout = 500;
String nodeID = RandomUtil.randomString();
bg = newBroadcast(nodeID, RandomUtil.randomString(), null, -1, groupAddress, groupPort);
bg.start();
TransportConfiguration live1 = generateTC();
bg.addConnector(live1);
dg1 =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
groupAddress,
groupPort,
timeout);
dg2 =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
groupAddress,
groupPort,
timeout);
dg3 =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
groupAddress,
groupPort,
timeout);
dg1.start();
dg2.start();
dg3.start();
bg.broadcastConnectors();
boolean ok = dg1.waitForBroadcast(1000);
Assert.assertTrue(ok);
List<DiscoveryEntry> entries = dg1.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
ok = dg2.waitForBroadcast(1000);
Assert.assertTrue(ok);
entries = dg2.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
ok = dg3.waitForBroadcast(1000);
Assert.assertTrue(ok);
entries = dg3.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
bg.stop();
dg1.stop();
dg2.stop();
dg3.stop();
}
public void testConnectorsUpdatedMultipleBroadcasters() throws Exception {
final InetAddress groupAddress = InetAddress.getByName(address1);
final int groupPort = getUDPDiscoveryPort();
final int timeout = 500;
String node1 = RandomUtil.randomString();
String node2 = RandomUtil.randomString();
String node3 = RandomUtil.randomString();
bg1 = newBroadcast(node1, RandomUtil.randomString(), null, -1, groupAddress, groupPort);
bg1.start();
bg2 = newBroadcast(node2, RandomUtil.randomString(), null, -1, groupAddress, groupPort);
bg2.start();
bg3 = newBroadcast(node3, RandomUtil.randomString(), null, -1, groupAddress, groupPort);
bg3.start();
TransportConfiguration live1 = generateTC();
bg1.addConnector(live1);
TransportConfiguration live2 = generateTC();
bg2.addConnector(live2);
TransportConfiguration live3 = generateTC();
bg3.addConnector(live3);
dg =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
groupAddress,
groupPort,
timeout);
MyListener listener1 = new MyListener();
dg.registerListener(listener1);
MyListener listener2 = new MyListener();
dg.registerListener(listener2);
dg.start();
verifyBroadcast(bg1, dg);
List<DiscoveryEntry> entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
Assert.assertTrue(listener1.called);
Assert.assertTrue(listener2.called);
listener1.called = false;
listener2.called = false;
verifyBroadcast(bg2, dg);
entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1, live2), entries);
Assert.assertTrue(listener1.called);
Assert.assertTrue(listener2.called);
listener1.called = false;
listener2.called = false;
verifyBroadcast(bg3, dg);
entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1, live2, live3), entries);
Assert.assertTrue(listener1.called);
Assert.assertTrue(listener2.called);
listener1.called = false;
listener2.called = false;
verifyBroadcast(bg1, dg);
entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1, live2, live3), entries);
Assert.assertFalse(listener1.called);
Assert.assertFalse(listener2.called);
listener1.called = false;
listener2.called = false;
verifyBroadcast(bg2, dg);
entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1, live2, live3), entries);
Assert.assertFalse(listener1.called);
Assert.assertFalse(listener2.called);
listener1.called = false;
listener2.called = false;
verifyBroadcast(bg3, dg);
entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1, live2, live3), entries);
Assert.assertFalse(listener1.called);
Assert.assertFalse(listener2.called);
listener1.called = false;
listener2.called = false;
bg2.removeConnector(live2);
verifyBroadcast(bg2, dg);
// Connector2 should still be there since not timed out yet
entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1, live2, live3), entries);
Assert.assertFalse(listener1.called);
Assert.assertFalse(listener2.called);
listener1.called = false;
listener2.called = false;
Thread.sleep(timeout * 2);
bg1.broadcastConnectors();
boolean ok = dg.waitForBroadcast(1000);
bg2.broadcastConnectors();
ok = dg.waitForBroadcast(1000);
bg3.broadcastConnectors();
ok = dg.waitForBroadcast(1000);
entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1, live3), entries);
Assert.assertTrue(listener1.called);
Assert.assertTrue(listener2.called);
listener1.called = false;
listener2.called = false;
bg1.removeConnector(live1);
bg3.removeConnector(live3);
Thread.sleep(timeout * 2);
bg1.broadcastConnectors();
ok = dg.waitForBroadcast(1000);
bg2.broadcastConnectors();
ok = dg.waitForBroadcast(1000);
bg3.broadcastConnectors();
ok = dg.waitForBroadcast(1000);
entries = dg.getDiscoveryEntries();
Assert.assertNotNull(entries);
Assert.assertEquals(0, entries.size());
Assert.assertTrue(listener1.called);
Assert.assertTrue(listener2.called);
listener1.called = false;
listener2.called = false;
bg1.broadcastConnectors();
ok = dg.waitForBroadcast(1000);
bg2.broadcastConnectors();
ok = dg.waitForBroadcast(1000);
bg3.broadcastConnectors();
ok = dg.waitForBroadcast(1000);
entries = dg.getDiscoveryEntries();
Assert.assertNotNull(entries);
Assert.assertEquals(0, entries.size());
Assert.assertFalse(listener1.called);
Assert.assertFalse(listener2.called);
}
public void testMultipleGroups() throws Exception {
final int groupPort1 = getUDPDiscoveryPort();
final int groupPort2 = getUDPDiscoveryPort(1);
final int groupPort3 = getUDPDiscoveryPort(2);
final InetAddress groupAddress1 = InetAddress.getByName(address1);
final InetAddress groupAddress2 = InetAddress.getByName(address2);
final InetAddress groupAddress3 = InetAddress.getByName(address3);
final int timeout = 5000;
String node1 = UUIDGenerator.getInstance().generateStringUUID();
String node2 = UUIDGenerator.getInstance().generateStringUUID();
String node3 = UUIDGenerator.getInstance().generateStringUUID();
bg1 = newBroadcast(node1, RandomUtil.randomString(), null, -1, groupAddress1, groupPort1);
bg2 = newBroadcast(node2, RandomUtil.randomString(), null, -1, groupAddress2, groupPort2);
bg3 = newBroadcast(node3, RandomUtil.randomString(), null, -1, groupAddress3, groupPort3);
bg2.start();
bg1.start();
bg3.start();
TransportConfiguration live1 = generateTC("live1");
TransportConfiguration live2 = generateTC("live2");
TransportConfiguration live3 = generateTC("live3");
bg1.addConnector(live1);
bg2.addConnector(live2);
bg3.addConnector(live3);
dg1 =
newDiscoveryGroup(
"group-1::" + RandomUtil.randomString(),
"group-1::" + RandomUtil.randomString(),
null,
groupAddress1,
groupPort1,
timeout);
dg1.start();
dg2 =
newDiscoveryGroup(
"group-2::" + RandomUtil.randomString(),
"group-2::" + RandomUtil.randomString(),
null,
groupAddress2,
groupPort2,
timeout);
dg2.start();
dg3 =
newDiscoveryGroup(
"group-3::" + RandomUtil.randomString(),
"group-3::" + RandomUtil.randomString(),
null,
groupAddress3,
groupPort3,
timeout);
dg3.start();
bg1.broadcastConnectors();
bg2.broadcastConnectors();
bg3.broadcastConnectors();
boolean ok = dg1.waitForBroadcast(timeout);
Assert.assertTrue(ok);
List<DiscoveryEntry> entries = dg1.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
ok = dg2.waitForBroadcast(timeout);
Assert.assertTrue(ok);
entries = dg2.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live2), entries);
ok = dg3.waitForBroadcast(timeout);
Assert.assertTrue(ok);
entries = dg3.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live3), entries);
}
/**
* @param discoveryGroup
* @throws Exception
*/
private static void verifyNonBroadcast(
BroadcastGroup broadcastGroup, DiscoveryGroup discoveryGroup) throws Exception {
broadcastGroup.broadcastConnectors();
Assert.assertFalse("NO broadcast received", discoveryGroup.waitForBroadcast(2000));
}
public ClientSessionFactory createSessionFactory() throws HornetQException {
assertOpen();
initialise();
if (initialConnectors == null && discoveryGroup != null) {
// Wait for an initial broadcast to give us at least one node in the cluster
long timeout =
clusterConnection ? 0 : discoveryGroupConfiguration.getDiscoveryInitialWaitTimeout();
boolean ok = discoveryGroup.waitForBroadcast(timeout);
if (!ok) {
throw HornetQMessageBundle.BUNDLE.connectionTimedOutInInitialBroadcast();
}
}
ClientSessionFactoryInternal factory = null;
synchronized (this) {
boolean retry;
int attempts = 0;
do {
retry = false;
TransportConfiguration tc = selectConnector();
if (tc == null) {
throw HornetQMessageBundle.BUNDLE.noTCForSessionFactory();
}
// try each factory in the list until we find one which works
try {
factory =
new ClientSessionFactoryImpl(
this,
tc,
callTimeout,
callFailoverTimeout,
clientFailureCheckPeriod,
connectionTTL,
retryInterval,
retryIntervalMultiplier,
maxRetryInterval,
reconnectAttempts,
threadPool,
scheduledThreadPool,
interceptors);
try {
addToConnecting(factory);
factory.connect(initialConnectAttempts, failoverOnInitialConnection);
} finally {
removeFromConnecting(factory);
}
} catch (HornetQException e) {
factory.close();
factory = null;
if (e.getType() == HornetQExceptionType.NOT_CONNECTED) {
attempts++;
if (topologyArray != null && attempts == topologyArray.length) {
throw HornetQMessageBundle.BUNDLE.cannotConnectToServers();
}
if (topologyArray == null
&& initialConnectors != null
&& attempts == initialConnectors.length) {
throw HornetQMessageBundle.BUNDLE.cannotConnectToServers();
}
retry = true;
} else {
throw e;
}
}
} while (retry);
if (ha || clusterConnection) {
final long timeout = System.currentTimeMillis() + 30000;
while (!isClosed() && !receivedTopology && timeout > System.currentTimeMillis()) {
// Now wait for the topology
try {
wait(1000);
} catch (InterruptedException ignore) {
}
}
if (System.currentTimeMillis() > timeout && !receivedTopology) {
throw HornetQMessageBundle.BUNDLE.connectionTimedOutOnReceiveTopology(discoveryGroup);
}
}
addFactory(factory);
return factory;
}
}
