apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
  name: vault-auth
  namespace: cert-manager
rules:
  - apiGroups: [""]
    resources: [serviceaccounts/token]
    resourceNames: [cert-manager]
    verbs: [create]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
  name: vault-auth
  namespace: cert-manager
subjects:
  - kind: ServiceAccount
    name: cert-manager
    namespace: cert-manager
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: vault-auth