Examples with ClusterManager org.apache.catalina.ha.ClusterManager used on opensource projects

Example 1 with ClusterManager

use of org.apache.catalina.ha.ClusterManager in project tomcat70 by apache.

the class SimpleTcpCluster method createManager.

/**
 * Create new Manager without add to cluster (comes with start the manager)
 *
 * @param name
 *            Context Name of this manager
 * @see org.apache.catalina.Cluster#createManager(java.lang.String)
 * @see DeltaManager#start()
 */
@Override
public synchronized Manager createManager(String name) {
    if (log.isDebugEnabled()) {
        log.debug("Creating ClusterManager for context " + name + " using class " + getManagerTemplate().getClass().getName());
    }
    ClusterManager manager = null;
    try {
        manager = managerTemplate.cloneFromTemplate();
        manager.setName(name);
    } catch (Exception x) {
        log.error("Unable to clone cluster manager, defaulting to org.apache.catalina.ha.session.DeltaManager", x);
        manager = new org.apache.catalina.ha.session.DeltaManager();
    } finally {
        if (manager != null)
            manager.setCluster(this);
    }
    return manager;
}

Example 2 with ClusterManager

use of org.apache.catalina.ha.ClusterManager in project tomcat70 by apache.

the class SimpleTcpCluster method removeManager.

/**
 * Remove an application from cluster replication bus.
 *
 * @see org.apache.catalina.Cluster#removeManager(Manager)
 */
@Override
public void removeManager(Manager manager) {
    if (manager != null && manager instanceof ClusterManager) {
        ClusterManager cmgr = (ClusterManager) manager;
        // Notify our interested LifecycleListeners
        fireLifecycleEvent(BEFORE_MANAGERUNREGISTER_EVENT, manager);
        managers.remove(getManagerName(cmgr.getName(), manager));
        cmgr.setCluster(null);
        // Notify our interested LifecycleListeners
        fireLifecycleEvent(AFTER_MANAGERUNREGISTER_EVENT, manager);
    }
}

Example 3 with ClusterManager

use of org.apache.catalina.ha.ClusterManager in project tomcat70 by apache.

the class SimpleTcpCluster method registerManager.

@Override
public void registerManager(Manager manager) {
    if (!(manager instanceof ClusterManager)) {
        log.warn("Manager [ " + manager + "] does not implement ClusterManager, addition to cluster has been aborted.");
        return;
    }
    ClusterManager cmanager = (ClusterManager) manager;
    // Notify our interested LifecycleListeners
    fireLifecycleEvent(BEFORE_MANAGERREGISTER_EVENT, manager);
    String clusterName = getManagerName(cmanager.getName(), manager);
    cmanager.setName(clusterName);
    cmanager.setCluster(this);
    managers.put(clusterName, cmanager);
    // Notify our interested LifecycleListeners
    fireLifecycleEvent(AFTER_MANAGERREGISTER_EVENT, manager);
}

Example 4 with ClusterManager

use of org.apache.catalina.ha.ClusterManager in project tomcat70 by apache.

the class ClusterSessionListener method messageReceived.

/**
 * Callback from the cluster, when a message is received, The cluster will
 * broadcast it invoking the messageReceived on the receiver.
 *
 * @param myobj
 *            ClusterMessage - the message received from the cluster
 */
@Override
public void messageReceived(ClusterMessage myobj) {
    if (myobj != null && myobj instanceof SessionMessage) {
        SessionMessage msg = (SessionMessage) myobj;
        String ctxname = msg.getContextName();
        // check if the message is a EVT_GET_ALL_SESSIONS,
        // if so, wait until we are fully started up
        Map<String, ClusterManager> managers = cluster.getManagers();
        if (ctxname == null) {
            for (Map.Entry<String, ClusterManager> entry : managers.entrySet()) {
                if (entry.getValue() != null)
                    entry.getValue().messageDataReceived(msg);
                else {
                    // up
                    if (log.isDebugEnabled())
                        log.debug("Context manager doesn't exist:" + entry.getKey());
                }
            }
        } else {
            ClusterManager mgr = managers.get(ctxname);
            if (mgr != null) {
                mgr.messageDataReceived(msg);
            } else {
                if (log.isWarnEnabled())
                    log.warn("Context manager doesn't exist:" + ctxname);
                // timeout of GET_ALL_SESSIONS sync phase.
                if (msg.getEventType() == SessionMessage.EVT_GET_ALL_SESSIONS) {
                    SessionMessage replymsg = new SessionMessageImpl(ctxname, SessionMessage.EVT_ALL_SESSION_NOCONTEXTMANAGER, null, "NO-CONTEXT-MANAGER", "NO-CONTEXT-MANAGER-" + ctxname);
                    cluster.send(replymsg, msg.getAddress());
                }
            }
        }
    }
    return;
}

Example 5 with ClusterManager

use of org.apache.catalina.ha.ClusterManager in project tomcat by apache.

the class CatalinaClusterSF method storeChildren.

/**
 * Store the specified Cluster children.
 *
 * @param aWriter
 *            PrintWriter to which we are storing
 * @param indent
 *            Number of spaces to indent this element
 * @param aCluster
 *            Cluster whose properties are being stored
 *
 * @exception Exception
 *                if an exception occurs while storing
 */
@Override
public void storeChildren(PrintWriter aWriter, int indent, Object aCluster, StoreDescription parentDesc) throws Exception {
    if (aCluster instanceof CatalinaCluster) {
        CatalinaCluster cluster = (CatalinaCluster) aCluster;
        if (cluster instanceof SimpleTcpCluster) {
            SimpleTcpCluster tcpCluster = (SimpleTcpCluster) cluster;
            // Store nested <Manager> element
            ClusterManager manager = tcpCluster.getManagerTemplate();
            if (manager != null) {
                storeElement(aWriter, indent, manager);
            }
        }
        // Store nested <Channel> element
        Channel channel = cluster.getChannel();
        if (channel != null) {
            storeElement(aWriter, indent, channel);
        }
        // Store nested <Deployer> element
        ClusterDeployer deployer = cluster.getClusterDeployer();
        if (deployer != null) {
            storeElement(aWriter, indent, deployer);
        }
        // Store nested <Valve> element
        // ClusterValve are not store at Hosts element, see
        Valve[] valves = cluster.getValves();
        storeElementArray(aWriter, indent, valves);
        if (aCluster instanceof SimpleTcpCluster) {
            // Store nested <Listener> elements
            LifecycleListener[] listeners = ((SimpleTcpCluster) cluster).findLifecycleListeners();
            storeElementArray(aWriter, indent, listeners);
            // Store nested <ClusterListener> elements
            ClusterListener[] mlisteners = ((SimpleTcpCluster) cluster).findClusterListeners();
            List<ClusterListener> clusterListeners = new ArrayList<>();
            for (ClusterListener clusterListener : mlisteners) {
                if (clusterListener != deployer) {
                    clusterListeners.add(clusterListener);
                }
            }
            storeElementArray(aWriter, indent, clusterListeners.toArray());
        }
    }
}