Enterprise systems are the least changing component within a organization since those systems are complex and engineers have spent a lot of time building those. As long as it does the work, people are reluctant to play with those systems. But with the competitive nature of the economy and the diversified customer bases and customer requirements have made it mandatory to modernize these legacy systems. The below article discusses on how that can be achieved with WSO2 open source technology stack.
In this blog post I am going to describe about how to configure a WSO2 API Manager in a distributed setup with a clustered gateway with WSO2 ELB and the WSO2 G-REG for a distributed deployment in your production environment. Before continuing with this post, you need to download the above mentioned products from the WSO2 website. WSO2 APIM - http://wso2.com/products/api-manager/ WSO2 ELB - http://wso2.com/products/elastic-load-balancer/ Understanding the API Manager architecture API Manager uses the following four main components: Publisher Creates and publishes APIs Store Provides a user interface to search, select, and subscribe to APIs Key Manager Used for authentication, security, and key-related operations Gateway Responsible for securing, protecting, managing, and scaling API calls Here is the deployment diagram that we are going to configure. In this setup, you have 5 APIM nodes with 2 gateway...
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