---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
   name: role-tokenreview-binding
   namespace: kube-system
roleRef:
   apiGroup: rbac.authorization.k8s.io
   kind: ClusterRole
   name: system:auth-delegator
subjects:
- kind: ServiceAccount
  name: vault-auth
  namespace: kube-system