kyverno/examples/ConfigMapGenerator-SecretGenerator/policy-cm-test.yaml

apiVersion : kubepolicy.nirmata.io/v1alpha1
kind: Policy
metadata :
  name: "policy-configmapgenerator-test"
spec:
  rules:
  - name: "Policy ConfigMap sample rule"
    resource:
      kind : Namespace
      name: "ns2"
    generate:
      kind: ConfigMap
      name: copied-cm
      copyFrom:
        namespace: default
        name: game-config
      data:
        secretData: "data from cmg"