Kubernetes Cookbook - Second Edition

Working with Ingress

Walking through the journey of Kubernetes networking, users get the idea that each Pod and Service has its private IP and corresponding port to listen on request. In practice, developers may deliver the endpoint of service, the private IP or Kubernetes DNS name, for internal clients; or, developers may expose Services externally by type of NodePort or LoadBalancer. Although the endpoint of Service is more stable than Pod, the Services are offered separately, and clients should record the IPs without much meaning to them. In this section, we will introduce Ingress, a resource that makes your Services work as a group. More than that, we could easily pack our service union as an API server while we set Ingress rules to recognize ...