Example of kubernetes admission controller

Run

Execute :

• kubectl apply -f manifests/01-namespace.yaml
• kubectl --namespace='' apply -f https://github.com/jetstack/cert-manager/releases/download/v0.9.0/cert-manager.yaml
• kubectl apply -f manifests/cert-manager-certificates.yaml
• cd controller and docker built -t admission:test .
• load image to minikube/kind
• kubectl apply -f manifests/admission-service.yaml
• kubectl apply -f manifests/admission-configuration.yaml
• kubectl apply -f manifests/admission-configuration.yaml

And now test:

• kubectl apply -f manifests/99-test-namespace.yaml