Sending a custom response after storing a JMS message with WSO2 ESB.

In this Post I'll explain you how to Send a message to a ESB proxy service, Store the message in a messaging queue and respond the client with a custom respone. The message flow is depicted as below. As per the above diagram, A request is sent to the ESB and ESB will send out the message to ActiveMQ as a OUT_ONLY message, where ESB will not expect a response from ActiveMQ, at the same time the ESB will send a response to the client. To achieve...

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Sending a GZIP compressed request using CURL

In this Post I'll explain you how to send a GZIPed post body using CURL commands. Its pretty straight forward, noting down if anyone come accross a similar requirement. First you need to create the body you need to send, In my case I'm sending a XML content. So create a valid xml file, then zip the created file in gzip format, In ubuntu you can just right click on the file and compress it. After compressing the file will have a .gz extension. e.g...

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How to Remotely monitor WSO2 Servers with JConsole

In this post I'll explain how to monitor WSO2 products remotely using Jconsole. Jconsoles comes by default with Java in linux you can type Jconsole to start Jconsole. WSO2 Product Configurations Main JMX ports related configs are located at <Product_Home>/repository/conf/carbon.xml Open <CARBON_HOME>/repository/conf/carbon.xml and specify the ports if you need to change the default ports. Change the following section. <!--...

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Clustering WSO2 ESB 4.9 with NginX

This post explain how to setup a WSO2 ESB cluster, here I will be using ESB 4.9, MySQL as the underline DB and NginX as the load balancer. Following diagram depicts the overall distribution of the cluster components. Following are the host names IPs of each node. NoNode NameHost NameIPLocal Member Port 1Manager mgt.esb.cl2.wso2.com  192.168.48.243  4001 2Worker 01esb.cl2.wso2.com192.168.48.2444001 3Worker 02esb.cl2.wso2.com192.168.48.2494001 Requisites. So...

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How to take a DB Dump and Restore it in Oracle RAC 11gR2

In this post I'll explain you how to take a DB dump in Oracle with deprecated imp/exp and using oracle data pump. First lets create a user schema. create user yasaas identified by yasas; grant create session, grant any privilege to yasas; grant all privileges to yasas; Above commands will give most of the privileges to the user that are required for DB operations. But when exporting and importing the user needs...

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