// XXX HORNETQ-720 + cluster fixes: needs review
@Override
public void announceReplicatingBackup(Channel liveChannel) {
List<ClusterConnectionConfiguration> configs = this.configuration.getClusterConfigurations();
if (!configs.isEmpty()) {
ClusterConnectionConfiguration config = configs.get(0);
TransportConfiguration connector =
configuration.getConnectorConfigurations().get(config.getConnectorName());
if (connector == null) {
log.warn(
"No connector with name '"
+ config.getConnectorName()
+ "'. backup cannot be announced.");
return;
}
liveChannel.send(
new BackupRegistrationMessage(
nodeUUID.toString(),
connector,
configuration.getClusterUser(),
configuration.getClusterPassword()));
} else {
log.warn("no cluster connections defined, unable to announce backup");
}
}
/**
* XXX HORNETQ-720
*
* @param liveChannel channel for opening connection with live
* @param attemptingFailBack if {@code true} then this server wants to trigger a fail-back when
* up-to-date, that is it wants to take over the role of 'live' from the current 'live'
* server.
* @throws HornetQException
*/
public void announceReplicatingBackupToLive(
final Channel liveChannel, final boolean attemptingFailBack) throws HornetQException {
ClusterConnectionConfiguration config =
ConfigurationUtils.getReplicationClusterConfiguration(configuration);
if (config == null) {
HornetQServerLogger.LOGGER.announceBackupNoClusterConnections();
throw new HornetQException("lacking cluster connection");
}
TransportConfiguration connector =
configuration.getConnectorConfigurations().get(config.getConnectorName());
if (connector == null) {
HornetQServerLogger.LOGGER.announceBackupNoConnector(config.getConnectorName());
throw new HornetQException("lacking cluster connection");
}
liveChannel.send(
new BackupRegistrationMessage(
connector,
configuration.getClusterUser(),
configuration.getClusterPassword(),
attemptingFailBack));
}
private void deployClusterConnection(final ClusterConnectionConfiguration config)
throws Exception {
if (config.getName() == null) {
ClusterManagerImpl.log.warn(
"Must specify a unique name for each cluster connection. This one will not be deployed.");
return;
}
if (config.getAddress() == null) {
ClusterManagerImpl.log.warn(
"Must specify an address for each cluster connection. This one will not be deployed.");
return;
}
TransportConfiguration connector =
configuration.getConnectorConfigurations().get(config.getConnectorName());
if (connector == null) {
log.warn(
"No connector with name '"
+ config.getConnectorName()
+ "'. The cluster connection will not be deployed.");
return;
}
if (clusterConnections.containsKey(config.getName())) {
log.warn(
"Cluster Configuration '"
+ config.getConnectorName()
+ "' already exists. The cluster connection will not be deployed.",
new Exception("trace"));
return;
}
ClusterConnectionImpl clusterConnection;
if (config.getDiscoveryGroupName() != null) {
DiscoveryGroupConfiguration dg =
configuration.getDiscoveryGroupConfigurations().get(config.getDiscoveryGroupName());
if (dg == null) {
ClusterManagerImpl.log.warn(
"No discovery group with name '"
+ config.getDiscoveryGroupName()
+ "'. The cluster connection will not be deployed.");
return;
}
if (log.isDebugEnabled()) {
log.debug(
this
+ " Starting a Discovery Group Cluster Connection, name="
+ config.getDiscoveryGroupName()
+ ", dg="
+ dg);
}
clusterConnection =
new ClusterConnectionImpl(
this,
dg,
connector,
new SimpleString(config.getName()),
new SimpleString(config.getAddress()),
config.getMinLargeMessageSize(),
config.getClientFailureCheckPeriod(),
config.getConnectionTTL(),
config.getRetryInterval(),
config.getRetryIntervalMultiplier(),
config.getMaxRetryInterval(),
config.getReconnectAttempts(),
config.getCallTimeout(),
config.getCallFailoverTimeout(),
config.isDuplicateDetection(),
config.isForwardWhenNoConsumers(),
config.getConfirmationWindowSize(),
executorFactory,
server,
postOffice,
managementService,
scheduledExecutor,
config.getMaxHops(),
nodeUUID,
backup,
server.getConfiguration().getClusterUser(),
server.getConfiguration().getClusterPassword(),
config.isAllowDirectConnectionsOnly());
} else {
TransportConfiguration[] tcConfigs =
config.getStaticConnectors() != null
? connectorNameListToArray(config.getStaticConnectors())
: null;
if (log.isDebugEnabled()) {
log.debug(this + " defining cluster connection towards " + Arrays.toString(tcConfigs));
}
clusterConnection =
new ClusterConnectionImpl(
this,
tcConfigs,
connector,
new SimpleString(config.getName()),
new SimpleString(config.getAddress()),
config.getMinLargeMessageSize(),
config.getClientFailureCheckPeriod(),
config.getConnectionTTL(),
config.getRetryInterval(),
config.getRetryIntervalMultiplier(),
config.getMaxRetryInterval(),
config.getReconnectAttempts(),
config.getCallTimeout(),
config.getCallFailoverTimeout(),
config.isDuplicateDetection(),
config.isForwardWhenNoConsumers(),
config.getConfirmationWindowSize(),
executorFactory,
server,
postOffice,
managementService,
scheduledExecutor,
config.getMaxHops(),
nodeUUID,
backup,
server.getConfiguration().getClusterUser(),
server.getConfiguration().getClusterPassword(),
config.isAllowDirectConnectionsOnly());
}
if (defaultClusterConnection == null) {
defaultClusterConnection = clusterConnection;
}
managementService.registerCluster(clusterConnection, config);
clusterConnections.put(config.getName(), clusterConnection);
if (log.isDebugEnabled()) {
log.debug("ClusterConnection.start at " + clusterConnection, new Exception("trace"));
}
}
private void deployClusterConnection(final ClusterConnectionConfiguration config)
throws Exception {
if (config.getName() == null) {
HornetQServerLogger.LOGGER.clusterConnectionNotUnique();
return;
}
if (config.getAddress() == null) {
HornetQServerLogger.LOGGER.clusterConnectionNoForwardAddress();
return;
}
TransportConfiguration connector =
configuration.getConnectorConfigurations().get(config.getConnectorName());
if (connector == null) {
HornetQServerLogger.LOGGER.clusterConnectionNoConnector(config.getConnectorName());
return;
}
if (clusterConnections.containsKey(config.getName())) {
HornetQServerLogger.LOGGER.clusterConnectionAlreadyExists(config.getConnectorName());
return;
}
ClusterConnectionImpl clusterConnection;
DiscoveryGroupConfiguration dg;
if (config.getDiscoveryGroupName() != null) {
dg = configuration.getDiscoveryGroupConfigurations().get(config.getDiscoveryGroupName());
if (dg == null) {
HornetQServerLogger.LOGGER.clusterConnectionNoDiscoveryGroup(
config.getDiscoveryGroupName());
return;
}
if (HornetQServerLogger.LOGGER.isDebugEnabled()) {
HornetQServerLogger.LOGGER.debug(
this
+ " Starting a Discovery Group Cluster Connection, name="
+ config.getDiscoveryGroupName()
+ ", dg="
+ dg);
}
clusterConnection =
new ClusterConnectionImpl(
this,
dg,
connector,
new SimpleString(config.getName()),
new SimpleString(config.getAddress()),
config.getMinLargeMessageSize(),
config.getClientFailureCheckPeriod(),
config.getConnectionTTL(),
config.getRetryInterval(),
config.getRetryIntervalMultiplier(),
config.getMaxRetryInterval(),
config.getReconnectAttempts(),
config.getCallTimeout(),
config.getCallFailoverTimeout(),
config.isDuplicateDetection(),
config.isForwardWhenNoConsumers(),
config.getConfirmationWindowSize(),
executorFactory,
threadPool,
server,
postOffice,
managementService,
scheduledExecutor,
config.getMaxHops(),
nodeManager,
backup,
server.getConfiguration().getClusterUser(),
server.getConfiguration().getClusterPassword(),
config.isAllowDirectConnectionsOnly(),
config.getClusterNotificationInterval(),
config.getClusterNotificationAttempts());
} else {
TransportConfiguration[] tcConfigs =
config.getStaticConnectors() != null
? connectorNameListToArray(config.getStaticConnectors())
: null;
if (HornetQServerLogger.LOGGER.isDebugEnabled()) {
HornetQServerLogger.LOGGER.debug(
this + " defining cluster connection towards " + Arrays.toString(tcConfigs));
}
clusterConnection =
new ClusterConnectionImpl(
this,
tcConfigs,
connector,
new SimpleString(config.getName()),
new SimpleString(config.getAddress()),
config.getMinLargeMessageSize(),
config.getClientFailureCheckPeriod(),
config.getConnectionTTL(),
config.getRetryInterval(),
config.getRetryIntervalMultiplier(),
config.getMaxRetryInterval(),
config.getReconnectAttempts(),
config.getCallTimeout(),
config.getCallFailoverTimeout(),
config.isDuplicateDetection(),
config.isForwardWhenNoConsumers(),
config.getConfirmationWindowSize(),
executorFactory,
threadPool,
server,
postOffice,
managementService,
scheduledExecutor,
config.getMaxHops(),
nodeManager,
backup,
server.getConfiguration().getClusterUser(),
server.getConfiguration().getClusterPassword(),
config.isAllowDirectConnectionsOnly(),
config.getClusterNotificationInterval(),
config.getClusterNotificationAttempts());
}
if (defaultClusterConnection == null) {
defaultClusterConnection = clusterConnection;
}
managementService.registerCluster(clusterConnection, config);
clusterConnections.put(config.getName(), clusterConnection);
if (HornetQServerLogger.LOGGER.isTraceEnabled()) {
HornetQServerLogger.LOGGER.trace(
"ClusterConnection.start at " + clusterConnection, new Exception("trace"));
}
}