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

apiVersion : kubepolicy.nirmata.io/v1alpha1
kind: Policy
metadata :
  name: "policy-configmapgenerator-test"
spec:
  rules:
  - name: "copyCM"
    resource :
      kind : Namespace
      selector:
        matchLabels:
          LabelForSelector : "namespace2"
    generate :
      kind: ConfigMap
      name : copied-cm
      copyFrom :
        namespace : default
        name : game-config
      data :
        secretData: "data from cmg"