kubernetes/cluster/addons/rbac/legacy-kubelet-user/kubelet-binding.yaml

# The GKE environments don't have kubelets with certificates that
# identify the system:nodes group.  They use the kubelet identity
# TODO: remove this once new nodes are granted individual identities and the
# NodeAuthorizer is enabled.
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: kubelet-cluster-admin
  labels:
    addonmanager.kubernetes.io/mode: Reconcile
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: system:node
subjects:
- apiGroup: rbac.authorization.k8s.io
  kind: User
  name: kubelet