Package org.apache.catalina.cluster

Examples of org.apache.catalina.cluster.ClusterManager

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            HttpServletRequest hreq = (HttpServletRequest) hrequest.getRequest();
            HttpSession session = hreq.getSession(false);
           
            if (!( request.getContext().getManager() instanceof ClusterManager) ) return;
           
            ClusterManager manager = (ClusterManager)request.getContext().getManager();
            CatalinaCluster cluster = (CatalinaCluster)getContainer().getCluster();
            if ( cluster == null ) {
                log.warn("No cluster configured for this request.");
                return;
            }
            //first check for session invalidations
            String[] invalidIds=manager.getInvalidatedSessions();
            if ( invalidIds.length > 0 ) {
                for ( int i=0;i<invalidIds.length; i++ ) {
                    try {
                        SessionMessage imsg = manager.requestCompleted(
                            invalidIds[i]);
                        if (imsg != null)
                            cluster.send(imsg);
                    }catch ( Exception x ) {
                        log.error("Unable to send session invalid message over cluster.",x);
                    }
                }
            }

            String id = null;
            if ( session != null )
                id = session.getId();
            else
                return;

            if ( id == null )
                return;

            if ( (request.getContext().getManager()==null) ||
                 (!(request.getContext().getManager() instanceof ClusterManager)))
                return;



            String uri = hrequest.getDecodedRequestURI();
            boolean filterfound = false;

            for ( int i=0; (i<reqFilters.length) && (!filterfound); i++ )
            {
                java.util.regex.Matcher matcher = reqFilters[i].matcher(uri);
                filterfound = matcher.matches();
            }//for
            if ( filterfound )
                return;

            log.debug("Invoking replication request on "+uri);

           
            SessionMessage msg = manager.requestCompleted(id);

            if ( msg == null ) return;

            cluster.send(msg);
            long stop = System.currentTimeMillis();
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                crossContextSessions.set(new ArrayList());
            }
            getNext().invoke(request, response);
            Manager manager = request.getContext().getManager();
            if (manager != null && manager instanceof ClusterManager) {
                ClusterManager clusterManager = (ClusterManager) manager;
                CatalinaCluster containerCluster = (CatalinaCluster) getContainer().getCluster();
                if (containerCluster == null) {
                    if (log.isWarnEnabled())
                        log.warn(sm.getString("ReplicationValve.nocluster"));
                    return;
                }
                // valve cluster can access manager - other cluster handle replication
                // at host level - hopefully!
                if(containerCluster.getManager(clusterManager.getName()) == null)
                    return ;
                if(containerCluster.hasMembers()) {
                    sendReplicationMessage(request, totalstart, isCrossContext, clusterManager, containerCluster);
                } else {
                    resetReplicationRequest(request,isCrossContext);
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                log.debug(sm.getString("jvmRoute.set.orignalsessionid",sessionIdAttribute,sessionId));
            }
            request.setAttribute(sessionIdAttribute, sessionId);
        }
        // now sending the change to all other clusternode!
        ClusterManager manager = (ClusterManager)catalinaSession.getManager();
        sendSessionIDClusterBackup(manager,request,sessionId, newSessionID);
        lifecycle
                .fireLifecycleEvent("After session migration", catalinaSession);
        if (log.isDebugEnabled()) {
            log.debug(sm.getString("jvmRoute.changeSession", sessionId,
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                manager = new org.apache.catalina.cluster.session.DeltaManager();
            } finally {
                if (manager != null) {
                    manager.setDistributable(true);
                    if (manager instanceof ClusterManager) {
                        ClusterManager cmanager = (ClusterManager) manager;
                        cmanager.setDefaultMode(true);
                        cmanager.setName(getManagerName(name, manager));
                        cmanager.setCluster(this);
                    }
                }
            }
        }finally {
            Thread.currentThread().setContextClassLoader(oldCtxLoader);
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        }
        // Notify our interested LifecycleListeners
        lifecycle.fireLifecycleEvent(BEFORE_MANAGERREGISTER_EVENT, manager);
        String clusterName = getManagerName(name, manager);
        if (manager instanceof ClusterManager) {
            ClusterManager cmanager = (ClusterManager) manager ;
            cmanager.setName(clusterName);
            cmanager.setCluster(this);
            if(cmanager.isDefaultMode())
                transferProperty("manager",cmanager);
        }
        managers.put(clusterName, manager);
        // Notify our interested LifecycleListeners
        lifecycle.fireLifecycleEvent(AFTER_MANAGERREGISTER_EVENT, manager);
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            Map managers = cluster.getManagers() ;
            if (ctxname == null) {
                java.util.Iterator i = managers.keySet().iterator();
                while (i.hasNext()) {
                    String key = (String) i.next();
                    ClusterManager mgr = (ClusterManager) managers.get(key);
                    if (mgr != null)
                        mgr.messageDataReceived(msg);
                    else {
                        //this happens a lot before the system has started
                        // up
                        if (log.isDebugEnabled())
                            log.debug("Context manager doesn't exist:"
                                    + key);
                    }
                }
            } else {
                ClusterManager mgr = (ClusterManager) managers.get(ctxname);
                if (mgr != null)
                    mgr.messageDataReceived(msg);
                else if (log.isErrorEnabled())
                    log.error("Context manager doesn't exist:" + ctxname);
            }
        }
    }
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    public synchronized Manager createManager(String name) {
        if (log.isDebugEnabled())
            log.debug("Creating ClusterManager for context "+name + " using class "+getManagerClassName());
        ClusterManager manager = null;
        try {
            manager = (ClusterManager)getClass().getClassLoader().loadClass(getManagerClassName()).newInstance();
        } catch ( Exception x ) {
            log.error("Unable to load class for replication manager",x);
            manager = new org.apache.catalina.cluster.session.SimpleTcpReplicationManager();
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                //if so, wait until we are fully started up
                if ( ctxname == null ) {
                    java.util.Iterator i = managers.keySet().iterator();
                    while ( i.hasNext() ) {
                        String key = (String)i.next();
                        ClusterManager mgr = (ClusterManager) managers.get(key);
                        if (mgr != null)
                            mgr.messageDataReceived(msg);
                        else {
                            //this happens a lot before the system has started up
                            if(log.isDebugEnabled())
                                 log.debug("Context manager doesn't exist:" + key);
                        }
                    }//while
                } else {
                    ClusterManager mgr = (ClusterManager) managers.get(ctxname);
                    if (mgr != null)
                        mgr.messageDataReceived(msg);
                    else
                         if(log.isWarnEnabled())
                            log.warn("Context manager doesn't exist:" + ctxname);
                }//end if
            }  else {
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            long start = System.currentTimeMillis();
            HttpSession session = request.getSession(false);
           
            if (!( request.getContext().getManager() instanceof ClusterManager) ) return;
           
            ClusterManager manager = (ClusterManager)request.getContext().getManager();
            CatalinaCluster cluster = (CatalinaCluster)getContainer().getCluster();
            if ( cluster == null ) {
                 if(log.isWarnEnabled())
                     log.warn("No cluster configured for this request.");
                return;
            }
            //first check for session invalidations
            String[] invalidIds=manager.getInvalidatedSessions();
            if ( invalidIds.length > 0 ) {
                for ( int i=0;i<invalidIds.length; i++ ) {
                    try {
                        ClusterMessage imsg = manager.requestCompleted(invalidIds[i]);
                        if (imsg != null)
                            cluster.send(imsg);
                    }catch ( Exception x ) {
                        log.error("Unable to send session invalid message over cluster.",x);
                    }
                }
            }

            String id = null;
            if ( session != null )
                id = session.getId();
            else
                return;

            if ( id == null )
                return;

            if ( (request.getContext().getManager()==null) ||
                 (!(request.getContext().getManager() instanceof ClusterManager)))
                return;



            String uri = request.getDecodedRequestURI();
            boolean filterfound = false;

            for ( int i=0; (i<reqFilters.length) && (!filterfound); i++ )
            {
                java.util.regex.Matcher matcher = reqFilters[i].matcher(uri);
                filterfound = matcher.matches();
            }//for
            if ( filterfound )
                return;

            if(log.isDebugEnabled())
                log.debug("Invoking replication request on "+uri);

           
            ClusterMessage msg = manager.requestCompleted(id);

            if ( msg == null ) return;

            cluster.send(msg);
            long stop = System.currentTimeMillis();
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                manager = new org.apache.catalina.cluster.session.DeltaManager();
            } finally {
                if (manager != null) {
                    manager.setDistributable(true);
                    if (manager instanceof ClusterManager) {
                        ClusterManager cmanager = (ClusterManager) manager;
                        cmanager.setDefaultMode(true);
                        cmanager.setName(getManagerName(name, manager));
                        cmanager.setCluster(this);
                    }
                }
            }
        }finally {
            Thread.currentThread().setContextClassLoader(oldCtxLoader);
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Related Classes of org.apache.catalina.cluster.ClusterManager

  • org.apache.catalina.cluster.authenticator.ClusterSingleSignOnListener
  • org.apache.catalina.cluster.session.ClusterSessionListener
  • org.apache.catalina.cluster.session.JvmRouteBinderValve
  • org.apache.catalina.cluster.tcp.ReplicationValve
  • org.apache.catalina.cluster.tcp.SimpleTcpCluster
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