Kubernetes Cookbook - Second Edition

Admission control

Admission control modules come into play after Kubernetes verifies who makes requests and whether the requester has sufficient permission to perform them. Unlike authentication and authorization, admission control can see the content of the request, or even have the ability to validate or mutate it. If the request doesn't pass through one of admission controllers, the request will be rejected immediately. For turning on admission controllers in Kubernetes, simply pass --admission-control (version < 1.10) --enable-admission-plugins (version >= 1.10) parameters when starting the API server.

Depending on how you provision your cluster, the method for passing on the --enable-admission-plugin parameter may vary. In minikube, ...