Package org.apache.synapse.endpoints.dispatch

Examples of org.apache.synapse.endpoints.dispatch.SessionInformation

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    public LoadBalanceMembershipHandler getLbMembershipHandler() {
        return lbMembershipHandler;
    }

    public void send(MessageContext synCtx) {
        SessionInformation sessionInformation = null;
        Member currentMember = null;
        ConfigurationContext configCtx =
                ((Axis2MessageContext) synCtx).getAxis2MessageContext().getConfigurationContext();
        if (lbMembershipHandler.getConfigurationContext() == null) {
            lbMembershipHandler.setConfigurationContext(configCtx);
        }

        if (isSessionAffinityBasedLB()) {
            // first check if this session is associated with a session. if so, get the endpoint
            // associated for that session.
            sessionInformation =
                    (SessionInformation) synCtx.getProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION);

            currentMember = (Member) synCtx.getProperty(
                    SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER);

            if (sessionInformation == null && currentMember == null) {
                sessionInformation = dispatcher.getSession(synCtx);
                if (sessionInformation != null) {

                    if (log.isDebugEnabled()) {
                        log.debug("Current session id : " + sessionInformation.getId());
                    }

                    currentMember = sessionInformation.getMember();
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER, currentMember);
                    // This is for reliably recovery any session information if while response is getting ,
                    // session information has been removed by cleaner.
                    // This will not be a cost as  session information a not heavy data structure
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION, sessionInformation);
                }
            }

        }
       
        if (sessionInformation != null && currentMember != null) {
            //send message on current session
            sessionInformation.updateExpiryTime();
            sendToApplicationMember(synCtx, currentMember, false);
        } else {
            // prepare for a new session
            currentMember = lbMembershipHandler.getNextApplicationMember(algorithmContext);
            if (currentMember == null) {
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            log.debug("Start : Session Affinity Load-balance Endpoint " + getName());
        }
        // first check if this session is associated with a session. if so, get the endpoint
        // associated for that session.

        SessionInformation sessionInformation =
                (SessionInformation) synCtx.getProperty(
                        SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION);

        List<Endpoint> endpoints = (List<Endpoint>) synCtx.getProperty(
                SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_ENDPOINT_LIST);

        if (sessionInformation == null && endpoints == null) {

            sessionInformation = dispatcher.getSession(synCtx);
            if (sessionInformation != null) {

                if (log.isDebugEnabled()) {
                    log.debug("Current session id : " + sessionInformation.getId());
                }
                endpoints =
                        dispatcher.getEndpoints(sessionInformation);
                if (log.isDebugEnabled()) {
                    log.debug("Endpoint sequence (path) on current session : " + this + endpoints);
                }

                synCtx.setProperty(
                        SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_ENDPOINT_LIST, endpoints);
                // This is for reliably recovery any session information if while response is getting ,
                // session information has been removed by cleaner.
                // This will not be a cost as  session information a not heavy data structure
                synCtx.setProperty(
                        SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION, sessionInformation);
            }
        }

        if (sessionInformation != null && endpoints != null) {
            //send message on current session
            sendMessageOnCurrentSession(sessionInformation.getId(), endpoints, synCtx);
        } else {
            // prepare for a new session
            sendMessageOnNewSession(synCtx);
        }
    } 
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    public LoadBalanceMembershipHandler getLbMembershipHandler() {
        return lbMembershipHandler;
    }

    public void send(MessageContext synCtx) {
        SessionInformation sessionInformation = null;
        Member currentMember = null;
        ConfigurationContext configCtx =
                ((Axis2MessageContext) synCtx).getAxis2MessageContext().getConfigurationContext();
        if (lbMembershipHandler.getConfigurationContext() == null) {
            lbMembershipHandler.setConfigurationContext(configCtx);
        }

        if (isSessionAffinityBasedLB()) {
            // first check if this session is associated with a session. if so, get the endpoint
            // associated for that session.
            sessionInformation =
                    (SessionInformation) synCtx.getProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION);

            currentMember = (Member) synCtx.getProperty(
                    SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER);

            if (sessionInformation == null && currentMember == null) {
                sessionInformation = dispatcher.getSession(synCtx);
                if (sessionInformation != null) {

                    if (log.isDebugEnabled()) {
                        log.debug("Current session id : " + sessionInformation.getId());
                    }

                    currentMember = sessionInformation.getMember();
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER, currentMember);
                    // This is for reliably recovery any session information if while response is getting ,
                    // session information has been removed by cleaner.
                    // This will not be a cost as  session information a not heavy data structure
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            log.debug("Start : Session Affinity Load-balance Endpoint " + getName());
        }
        // first check if this session is associated with a session. if so, get the endpoint
        // associated for that session.

        SessionInformation sessionInformation =
                (SessionInformation) synCtx.getProperty(
                        SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION);

        List<Endpoint> endpoints = (List<Endpoint>) synCtx.getProperty(
                SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_ENDPOINT_LIST);

        // evaluate the properties
        evaluateProperties(synCtx);
       
        if (sessionInformation == null && endpoints == null) {

            sessionInformation = dispatcher.getSession(synCtx);
            if (sessionInformation != null) {

                if (log.isDebugEnabled()) {
                    log.debug("Current session id : " + sessionInformation.getId());
                }
                endpoints =
                        dispatcher.getEndpoints(sessionInformation);
                if (log.isDebugEnabled()) {
                    log.debug("Endpoint sequence (path) on current session : " + this + endpoints);
                }

                synCtx.setProperty(
                        SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_ENDPOINT_LIST, endpoints);
                // This is for reliably recovery any session information if while response is getting ,
                // session information has been removed by cleaner.
                // This will not be a cost as  session information a not heavy data structure
                synCtx.setProperty(
                        SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION, sessionInformation);
            }
        }

        if (sessionInformation != null && endpoints != null) {
            //send message on current session
            sendMessageOnCurrentSession(sessionInformation.getId(), endpoints, synCtx);
        } else {
            // prepare for a new session
            sendMessageOnNewSession(synCtx);
        }
    } 
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    public LoadBalanceMembershipHandler getLbMembershipHandler() {
        return lbMembershipHandler;
    }

    public void send(MessageContext synCtx) {
        SessionInformation sessionInformation = null;
        Member currentMember = null;
        setCookieHeader(synCtx);

        ConfigurationContext configCtx =
                ((Axis2MessageContext) synCtx).getAxis2MessageContext().getConfigurationContext();
        if (lbMembershipHandler.getConfigurationContext() == null) {
            lbMembershipHandler.setConfigurationContext(configCtx);
        }

        if (isSessionAffinityBasedLB()) {
            // first check if this session is associated with a session. if so, get the endpoint
            // associated for that session.
            sessionInformation =
                    (SessionInformation) synCtx.getProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION);

            currentMember = (Member) synCtx.getProperty(
                    SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER);

            if (sessionInformation == null && currentMember == null) {
                sessionInformation = dispatcher.getSession(synCtx);
                if (sessionInformation != null) {

                    if (log.isDebugEnabled()) {
                        log.debug("Current session id : " + sessionInformation.getId());
                    }

                    currentMember = sessionInformation.getMember();
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER, currentMember);
                    // This is for reliably recovery any session information if while response is getting ,
                    // session information has been removed by cleaner.
                    // This will not be a cost as  session information a not heavy data structure
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION, sessionInformation);
                }
            }

        }
        DynamicLoadbalanceFaultHandlerImpl faultHandler = new DynamicLoadbalanceFaultHandlerImpl();
        if (sessionInformation != null && currentMember != null) {
            //send message on current session
            sessionInformation.updateExpiryTime();
            sendToApplicationMember(synCtx, currentMember, faultHandler, false);
        } else {
            // prepare for a new session
            currentMember = lbMembershipHandler.getNextApplicationMember(algorithmContext);
            if (currentMember == null) {
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    public LoadBalanceMembershipHandler getLbMembershipHandler() {
        return lbMembershipHandler;
    }

    public void send(MessageContext synCtx) {
        SessionInformation sessionInformation = null;
        Member currentMember = null;
        ConfigurationContext configCtx =
                ((Axis2MessageContext) synCtx).getAxis2MessageContext().getConfigurationContext();
        if (lbMembershipHandler.getConfigurationContext() == null) {
            lbMembershipHandler.setConfigurationContext(configCtx);
        }

        if (isSessionAffinityBasedLB()) {
            // first check if this session is associated with a session. if so, get the endpoint
            // associated for that session.
            sessionInformation =
                    (SessionInformation) synCtx.getProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION);

            currentMember = (Member) synCtx.getProperty(
                    SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER);

            if (sessionInformation == null && currentMember == null) {
                sessionInformation = dispatcher.getSession(synCtx);
                if (sessionInformation != null) {

                    if (log.isDebugEnabled()) {
                        log.debug("Current session id : " + sessionInformation.getId());
                    }

                    currentMember = sessionInformation.getMember();
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER, currentMember);
                    // This is for reliably recovery any session information if while response is getting ,
                    // session information has been removed by cleaner.
                    // This will not be a cost as  session information a not heavy data structure
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION, sessionInformation);
                }
            }

        }
       
        if (sessionInformation != null && currentMember != null) {
            //send message on current session
            sessionInformation.updateExpiryTime();
            sendToApplicationMember(synCtx, currentMember, false);
        } else {
            // prepare for a new session
            currentMember = lbMembershipHandler.getNextApplicationMember(algorithmContext);
            if (currentMember == null) {
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    public void send(MessageContext synCtx) {
        /*   setCookieHeader(synCtx);     */
        Member currentMember = null;
        SessionInformation sessionInformation = null;
        String actualHost = null;

        //Gathering required information for domain mapping
        org.apache.axis2.context.MessageContext axis2MessageContext =
                                ((Axis2MessageContext) synCtx).getAxis2MessageContext();
        Map<String, String> transportHeaders = (Map<String, String>) axis2MessageContext.
                getProperty(org.apache.axis2.context.MessageContext.TRANSPORT_HEADERS);
        String targetHost = transportHeaders.get(HTTP.TARGET_HOST);

        String port = "";
        boolean containsPort = false;
        if (targetHost.contains(":")) {
            containsPort = true;
            port = targetHost.substring(targetHost.indexOf(':') + 1, targetHost.length());
            targetHost = targetHost.substring(0, targetHost.indexOf(':'));
        }
        //Gathering required information for domain mapping done

        boolean isValidHost = tlbMembershipHandler.isAValidHostName(targetHost);
        DomainMapping domainMapping = null;
        if(!isValidHost){
            //check if the host is valid, if not valid, execute following code to check whether it is a mapped domain
            domainMapping = mappingCache.getMapping(targetHost);
            if(domainMapping == null){
                registryManager = new RegistryManager();
                domainMapping = registryManager.getMapping(targetHost);
                mappingCache.addValidMapping(targetHost, domainMapping);
            }
            if (domainMapping != null) {
                actualHost = domainMapping.getActualHost();

                if(containsPort){
                    transportHeaders.put(HTTP.TARGET_HOST, actualHost + ":" + port);
                } else {
                    transportHeaders.put(HTTP.TARGET_HOST, actualHost);
                }
                ((Axis2MessageContext) synCtx).getAxis2MessageContext().setProperty("TRANSPORT_HEADERS" , transportHeaders);

            } else {
                String msg = "Invalid host name : " + targetHost;
                log.error(msg);
                throw new SynapseException(msg);
            }
        }

        if (isSessionAffinityBasedLB()) {
            // first check if this session is associated with a session. if so, get the endpoint
            // associated for that session.
            sessionInformation =
                    (SessionInformation) synCtx.getProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION);

            currentMember = (Member) synCtx.getProperty(
                    SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER);

            if (sessionInformation == null && currentMember == null) {
                sessionInformation = dispatcher.getSession(synCtx);
                if (sessionInformation != null) {

                    if (log.isDebugEnabled()) {
                        log.debug("Current session id : " + sessionInformation.getId());
                    }

                    currentMember = sessionInformation.getMember();
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER, currentMember);
                    // This is for reliably recovery any session information if while response is getting ,
                    // session information has been removed by cleaner.
                    // This will not be a cost as  session information a not heavy data structure
                    synCtx.setProperty(
                            SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION, sessionInformation);
                }
            }

        }

        // Dispatch request the relevant member
//        String targetHost = getTargetHost(synCtx);
        ConfigurationContext configCtx =
                ((Axis2MessageContext) synCtx).getAxis2MessageContext().getConfigurationContext();

        if (tlbMembershipHandler.getConfigurationContext() == null) {
            tlbMembershipHandler.setConfigurationContext(configCtx);
        }

        if(tlbMembershipHandler.getClusteringAgent() == null) {
            tlbMembershipHandler.setConfigurationContext(configCtx);
        }

        TenantDynamicLoadBalanceFaultHandlerImpl faultHandler = new TenantDynamicLoadBalanceFaultHandlerImpl();
        log.debug("************* Actual Host: "+actualHost +" ****** Target Host: "+targetHost);
        faultHandler.setHost(actualHost != null ? actualHost : targetHost);

        if (sessionInformation != null && currentMember != null) {
            //send message on current session
            sessionInformation.updateExpiryTime();
            sendToApplicationMember(synCtx, currentMember, faultHandler, false);
        } else {
//            prepare for a new session
            int tenantId = getTenantId(synCtx);
            //check if this is a valid host name registered in ELB
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    }

    @Override
    public void send(MessageContext synCtx) {

        SessionInformation sessionInformation = null;
        org.apache.axis2.clustering.Member currentMember = null;
        if (isSessionAffinityBasedLB()) {
            // Check existing session information
            sessionInformation = (SessionInformation) synCtx.getProperty(
                    SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION);

            currentMember = (org.apache.axis2.clustering.Member) synCtx.getProperty(
                    SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER);

            if (sessionInformation == null && currentMember == null) {
                sessionInformation = dispatcher.getSession(synCtx);
                if (sessionInformation != null) {
                    if (log.isDebugEnabled()) {
                        log.debug(String.format("Existing session found: %s", sessionInformation.getId()));
                    }

                    currentMember = sessionInformation.getMember();
                    synCtx.setProperty(SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_MEMBER, currentMember);
                    // This is for reliably recovery any session information if while response is getting ,
                    // session information has been removed by cleaner.
                    // This will not be a cost as session information is not a heavy data structure
                    synCtx.setProperty(SynapseConstants.PROP_SAL_CURRENT_SESSION_INFORMATION, sessionInformation);
                }
            }

        }

        TenantAwareLoadBalanceFaultHandler faultHandler = new TenantAwareLoadBalanceFaultHandler();
        if (sessionInformation != null && currentMember != null) {
            // Send request to the member with the existing session
            sessionInformation.updateExpiryTime();
            sendToApplicationMember(synCtx, currentMember, faultHandler, false);
        } else {
            // No existing session found
            // Find next member
            org.apache.axis2.clustering.Member axis2Member = findNextMember(synCtx);
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Related Classes of org.apache.synapse.endpoints.dispatch.SessionInformation

  • org.apache.stratos.lb.endpoint.endpoint.TenantAwareLoadBalanceEndpoint
  • org.apache.stratos.load.balancer.endpoint.TenantAwareLoadBalanceEndpoint
  • org.apache.synapse.endpoints.DynamicLoadbalanceEndpoint
  • org.apache.synapse.endpoints.SALoadbalanceEndpoint
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