Introducing networking production readiness

Since the beginning of Docker and the containerization era, there have been different challenges and complexities associated with handling and managing containers networking. Over the past few years, industry leaders and community contributors have worked on solutions to tackle and solve these challenges, and the efforts are still in progress.

There are multiple container networking models, network plugins, and tools in the Kubernetes ecosystem that support either mainstream use cases or specific corner cases. You can learn more about these projects and tools at the CNCF cloud native network landscape at https://landscape.cncf.io/category=cloud-native-network&format=card-mode. In this chapter, we will stick to the services that are essential to the general Kubernetes use cases, and their production readiness, such as CoreDNS, NGINX Ingress Controller, and ExternalDNS.

In the following sections, you will learn how to enhance and...