Not able to access kubernetes api from inside a pod container

Question

I have created a hashicorp vault deployment and configured kubernetes auth. The vault container calls kubernetes api internally from the pod to do k8s authentication, and that c

Answer 1

Your login request is being sent to the tokenreview endpoint on port 80. I think this is because your kubernetes_host specifies a http URL. The 500 response is because it's not listening on port 80, but on 443 instead (as you can see in your service list output).

Try changing to https when configuring the auth, i.e.

payload.json

{
    "kubernetes_host": "https://kubernetes",
    "kubernetes_ca_cert": 
}