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Hands-On Cloud-Native Applications with Java and Quarkus
book

Hands-On Cloud-Native Applications with Java and Quarkus

by Francesco Marchioni
December 2019
Intermediate to advanced
314 pages
6h 51m
English
Packt Publishing
Content preview from Hands-On Cloud-Native Applications with Java and Quarkus

Streaming messages to Kafka in the cloud

To complete our next challenge, we strongly recommend using the latest OpenShift 4.X version. As a matter of fact, in order to orchestrate multiple services such as Kafka and ZooKeeper, it is much simpler to use OpenShift release 4 as it is built on top of the concept of Operators. A Kubernetes Operator is a piece of software running in a Pod on the cluster, which introduces new object types through Custom Resource Definitions (CRDs). A CRD is nothing but an extension mechanism in Kubernetes that lets you define interfaces for a user; for example, you can define a CRD for a Kafka server, which provides a simpler way for us to configure and run it in our cluster.

In addition, Operators already have ...

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Publisher Resources

ISBN: 9781838821470