Generate kubeconfig for tenant

[kvaps]

Document or automate kubeconfg generation for tenants

user=tenant-root

cluster=$(kubectl config get-contexts | awk '$1 == "*" {print $3}')
token=$(kubectl get secret -n "$user" "$user" -o go-template='{{ printf "%s\n" (index .data "token" | base64decode) }}')

kubectl config view --minify --raw > tenant-kubeconfig
kubectl config --kubeconfig tenant-kubeconfig unset users
kubectl config --kubeconfig tenant-kubeconfig unset contexts
kubectl config --kubeconfig tenant-kubeconfig set "users.$user.token" "$token"  --set-raw-bytes=true
kubectl config --kubeconfig tenant-kubeconfig set "contexts.$user@$cluster.user" "$user"
kubectl config --kubeconfig tenant-kubeconfig set "contexts.$user@$cluster.namespace" "$user"
kubectl config --kubeconfig tenant-kubeconfig set "contexts.$user@$cluster.cluster" "$cluster"
kubectl config --kubeconfig tenant-kubeconfig set current-context "$user@$cluster"