Ubi8 shell for K8s

ubi8-k8s-shell.yml

---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: shell-cluster-admin
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: shell-cluster-admin
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: cluster-admin
subjects:
- kind: ServiceAccount
  name: shell-cluster-admin
  namespace: REPLACE-ME
---
# kubectl apply -f ubi8-k8s-shell.yml 
# kubectl exec -it shell
kind: Pod
apiVersion: v1
metadata:
  name: shell
  labels:
    purpose: manual-inspection
spec:
  containers:
    - name: shell-ubi8
      image: registry.access.redhat.com/ubi8/ubi-minimal
      command: ["/usr/bin/bash", "-c", "while true; do sleep 10; done"]
      resources:
        requests:
          memory: "64Mi"
          cpu: "250m"
        limits:
          memory: "2Gi"
          cpu: "1"
  serviceAccount: shell-cluster-admin