psp-volume-types.yaml

# Copyright 2023 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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#
#      http://www.apache.org/licenses/LICENSE-2.0
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# distributed under the License is distributed on an "AS IS" BASIS,
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apiVersion: constraints.gatekeeper.sh/v1beta1
kind: K8sPSPVolumeTypes
metadata:
  name: psp-v2022-psp-volume-types
  labels:
    policycontroller.gke.io/bundleName: psp-v2022
  annotations:
    policycontroller.gke.io/constraintData: |
      "{
        bundleName: 'psp-v2022',
        bundleDisplayName: 'Pod Security Policies v2022',
        bundleLink: 'https://github.com/GoogleCloudPlatform/acm-policy-controller-library/tree/master/bundles/psp-v2022',
        bundleVersion: '202303.0',
        bundleDescription: 'Use the Pod Security Policies (PSP) v2022 policy bundle with Anthos Policy Controller to implement the Kubernetes Pod Security Policies.',
        controlNumbers: '[]',
        severity: 'UNASSIGNED',
        description: 'Restricts mountable volume types to those specified by the user. Corresponds to the `volumes` field in a PodSecurityPolicy.',
        remediation: 'You can use only mountable volume types listed in the `volumes` field. Use a different volume type or customize the field.',
        minimumTemplateLibraryVersion: '1.10.1'
      }"
spec:
  enforcementAction: dryrun
  match:
    kinds:
      - apiGroups:
          - ""
        kinds:
          - Pod
    excludedNamespaces:
      - kube-system
  parameters:
    volumes:
      # - "*" # * may be used to allow all volume types
      - configMap
      - emptyDir
      - projected
      - secret
      - downwardAPI
      - persistentVolumeClaim
      #- hostPath #required for allowedHostPaths
      - flexVolume #required for allowedFlexVolumes