gke_allow_only_private_cluster.yaml

# Copyright 2019 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
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apiVersion: constraints.gatekeeper.sh/v1alpha1
kind: GCPGKEPrivateClusterConstraintV1
metadata:
  name: allow_only_private_cluster
  annotations:
    benchmark: GKE_HARDENING_GUIDELINE
    bundles.validator.forsetisecurity.org/scorecard-v1: security
    bundles.validator.forsetisecurity.org/gke-hardening-v2022: PRIVATE_CLUSTERS_ONLY
    description: Verifies all GKE clusters are Private Clusters.
spec:
  severity: high
  parameters: {}