public synchronized void start() throws Exception {
if (started) {
return;
}
for (BroadcastGroup group : broadcastGroups.values()) {
if (!backup) {
group.start();
}
}
for (ClusterConnection conn : clusterConnections.values()) {
conn.start();
if (backup && configuration.isSharedStore()) {
conn.informTopology();
conn.announceBackup();
}
}
for (BridgeConfiguration config : configuration.getBridgeConfigurations()) {
deployBridge(config, !backup);
}
started = true;
}
// backup node becomes live
public synchronized void activate() {
if (backup) {
backup = false;
for (BroadcastGroup broadcastGroup : broadcastGroups.values()) {
try {
broadcastGroup.start();
broadcastGroup.activate();
} catch (Exception e) {
log.warn("unable to start broadcast group " + broadcastGroup.getName(), e);
}
}
for (ClusterConnection clusterConnection : clusterConnections.values()) {
try {
clusterConnection.activate();
} catch (Exception e) {
log.warn("unable to start cluster connection " + clusterConnection.getName(), e);
}
}
for (Bridge bridge : bridges.values()) {
try {
bridge.start();
} catch (Exception e) {
log.warn("unable to start bridge " + bridge.getName(), e);
}
}
}
}
public void testSimpleBroadcastDifferentPort() throws Exception {
final InetAddress groupAddress = InetAddress.getByName(getUDPDiscoveryAddress());
final int groupPort = getUDPDiscoveryPort();
final int timeout = 500;
bg =
newBroadcast(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
-1,
groupAddress,
groupPort);
bg.start();
TransportConfiguration live1 = generateTC();
bg.addConnector(live1);
final int port2 = getUDPDiscoveryPort(1);
dg =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
groupAddress,
port2,
timeout);
dg.start();
verifyNonBroadcast(bg, dg);
}
public void testIgnoreTrafficFromOwnNode() 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);
dg =
newDiscoveryGroup(
nodeID, RandomUtil.randomString(), null, groupAddress, groupPort, timeout);
dg.start();
verifyNonBroadcast(bg, dg);
List<DiscoveryEntry> entries = dg.getDiscoveryEntries();
Assert.assertNotNull(entries);
Assert.assertEquals(0, entries.size());
}
public void testSimpleBroadcastJGropus() throws Exception {
final String nodeID = RandomUtil.randomString();
bg =
new BroadcastGroupImpl(
new FakeNodeManager(nodeID),
"broadcast",
100,
null,
new JGroupsBroadcastGroupConfiguration("test-jgroups-file_ping.xml", "tst")
.createBroadcastEndpointFactory());
bg.start();
TransportConfiguration live1 = generateTC();
bg.addConnector(live1);
dg =
new DiscoveryGroup(
nodeID + "1",
"broadcast",
5000l,
new JGroupsBroadcastGroupConfiguration("test-jgroups-file_ping.xml", "tst")
.createBroadcastEndpointFactory(),
null);
dg.start();
verifyBroadcast(bg, dg);
List<DiscoveryEntry> entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
}
public void testSimpleBroadcastWithStopStartDiscoveryGroup() throws Exception {
final InetAddress groupAddress = InetAddress.getByName(address1);
final int groupPort = getUDPDiscoveryPort();
final int timeout = 500;
final String nodeID = RandomUtil.randomString();
bg = newBroadcast(nodeID, RandomUtil.randomString(), null, -1, groupAddress, groupPort);
bg.start();
TransportConfiguration live1 = generateTC();
bg.addConnector(live1);
dg =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
groupAddress,
groupPort,
timeout);
dg.start();
verifyBroadcast(bg, dg);
List<DiscoveryEntry> entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
bg.stop();
dg.stop();
dg.start();
bg.start();
verifyBroadcast(bg, dg);
entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
}
public void testDiscoveryListenersCalled() 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);
dg =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
groupAddress,
groupPort,
timeout);
MyListener listener1 = new MyListener();
MyListener listener2 = new MyListener();
MyListener listener3 = new MyListener();
dg.registerListener(listener1);
dg.registerListener(listener2);
dg.registerListener(listener3);
dg.start();
verifyBroadcast(bg, dg);
Assert.assertTrue(listener1.called);
Assert.assertTrue(listener2.called);
Assert.assertTrue(listener3.called);
listener1.called = false;
listener2.called = false;
listener3.called = false;
verifyBroadcast(bg, dg);
// Won't be called since connectors haven't changed
Assert.assertFalse(listener1.called);
Assert.assertFalse(listener2.called);
Assert.assertFalse(listener3.called);
}
public void testBroadcastGroupNotifications() throws Exception {
SimpleNotificationService notifService = new SimpleNotificationService();
SimpleNotificationService.Listener notifListener = new SimpleNotificationService.Listener();
notifService.addNotificationListener(notifListener);
final InetAddress groupAddress = InetAddress.getByName(address1);
final int groupPort = getUDPDiscoveryPort();
bg =
newBroadcast(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
-1,
groupAddress,
groupPort);
bg.setNotificationService(notifService);
Assert.assertEquals(0, notifListener.getNotifications().size());
bg.start();
Assert.assertEquals(1, notifListener.getNotifications().size());
Notification notif = notifListener.getNotifications().get(0);
Assert.assertEquals(NotificationType.BROADCAST_GROUP_STARTED, notif.getType());
Assert.assertEquals(
bg.getName(),
notif.getProperties().getSimpleStringProperty(new SimpleString("name")).toString());
bg.stop();
Assert.assertEquals(2, notifListener.getNotifications().size());
notif = notifListener.getNotifications().get(1);
Assert.assertEquals(NotificationType.BROADCAST_GROUP_STOPPED, notif.getType());
Assert.assertEquals(
bg.getName(),
notif.getProperties().getSimpleStringProperty(new SimpleString("name")).toString());
}
public void testSimpleBroadcast() throws Exception {
final InetAddress groupAddress = InetAddress.getByName(address1);
final int groupPort = getUDPDiscoveryPort();
final int timeout = 500;
final String nodeID = RandomUtil.randomString();
bg =
new BroadcastGroupImpl(
new FakeNodeManager(nodeID),
RandomUtil.randomString(),
0,
null,
new UDPBroadcastGroupConfiguration(address1, groupPort, null, -1)
.createBroadcastEndpointFactory());
bg.start();
TransportConfiguration live1 = generateTC();
bg.addConnector(live1);
dg =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
null,
groupAddress,
groupPort,
timeout);
dg.start();
verifyBroadcast(bg, dg);
List<DiscoveryEntry> entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
}
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);
}
public void testSimpleBroadcastSpecificNIC() throws Exception {
final InetAddress groupAddress = InetAddress.getByName(address1);
final int groupPort = getUDPDiscoveryPort();
final int timeout = 500;
final String nodeID = RandomUtil.randomString();
// We need to choose a real NIC on the local machine - note this will silently pass if the
// machine
// has no usable NIC!
Enumeration<NetworkInterface> networkInterfaces = NetworkInterface.getNetworkInterfaces();
InetAddress localAddress = null;
outer:
while (networkInterfaces.hasMoreElements()) {
NetworkInterface networkInterface = networkInterfaces.nextElement();
if (networkInterface.isLoopback()
|| networkInterface.isVirtual()
|| !networkInterface.isUp()
|| !networkInterface.supportsMulticast()) {
continue;
}
Enumeration<InetAddress> en = networkInterface.getInetAddresses();
while (en.hasMoreElements()) {
InetAddress ia = en.nextElement();
if (ia.getAddress().length == 4) {
localAddress = ia;
break outer;
}
}
}
if (localAddress == null) {
log.warn("Can't find address to use");
return;
}
log.info("Local address is " + localAddress);
bg =
newBroadcast(
nodeID, RandomUtil.randomString(), localAddress, 6552, groupAddress, groupPort);
bg.start();
TransportConfiguration live1 = generateTC();
bg.addConnector(live1);
dg =
newDiscoveryGroup(
RandomUtil.randomString(),
RandomUtil.randomString(),
localAddress,
groupAddress,
groupPort,
timeout);
dg.start();
verifyBroadcast(bg, dg);
List<DiscoveryEntry> entries = dg.getDiscoveryEntries();
assertEqualsDiscoveryEntries(Arrays.asList(live1), entries);
}