Camel in Action, Second Edition

17 Clustering

This chapters covers

• Clustered HTTP
• Clustered Camel routes in active/passive and active/active modes
• Clustered messaging with JMS and Kafka
• Clustered caches
• Clustered scheduling
• Calling clustered services using the Service Call EIP

“How do I set up a highly available cluster with Camel?” That’s a simple question that doesn’t have a straightforward answer. You can ask the same question about a Java application server such as Apache Tomcat or WildFly and get a well-documented answer. Unlike Camel, these application servers are within a well-defined scope. They often support only a few protocols such as HTTP (Servlet) and messaging (JMS). Camel, on the other hand, speaks a lot more protocols, as you can tell by the many Camel ...