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This guide describes the steps required to setup Joget Workflow LEE clustering. The exact steps will depend on the actual products used in each layer.
|IMPORTANT: Please note that there is minimal configuration required in Joget Workflow LEE itself, and almost all the work is done on the separate layers so it is vital to ensure that you have sufficient expertise in your chosen products.|
Load balancer (hardware or software) to be installed and configured to direct traffic for requests beginning with /jw to the application servers. Verify that the load balancer has been installed and configured correctly so that web traffic is directed to the individual application servers.
workflowDriver=com.mysql.jdbc.DriverworkflowUrlDriver workflowUrl=jdbc\:mysql\://host\:port/database_name?characterEncoding\=UTF-8 workflowUser=username profileName= workflowPassword=password
Once the pre-deployment and clustering configuration has been done, the testing is a matter of using a web browser to access the load balancer.
This sample describes an installation using the following products:
Joget Workflow v5 LEE
Apache HTTP Web Server 2.4 with mod_proxy and mod_balancer (proxy and load balancing modules) running on Ubuntu 14.04
Apache Tomcat 8.0 running on Ubuntu 14.04
Shared File Directory
NFS on Ubuntu 14.04
MySQL 5.5 on Ubuntu 14.04
|IMPORTANT: Please note that this is not a comprehensive guide and does not cover production-level requirements e.g. user permissions, network and database security, etc. Please ensure that these are covered by your system, network and database administrators.|
sudo exportfs -ra sudo service nfs-kernel-server restart
Open a web browser and access each server to confirm that http://server:8080/jw
More information on Tomcat clustering is at http://tomcat.apache.org/tomcat-8.0-doc/cluster-howto.html
In the load balancer server, install Apache HTTP Server
Deploy and configure Joget Workflow LEE as described earlier in 2.2 Joget Clustering Configuration