2.4.6. ロールポリシー

Kubernetes 設定ポリシーコントローラーは、ロールポリシーのステータスを監視します。object-template にロールを定義して、クラスター内の特定ロールのルールおよびパーミッションを設定します。以下のセクションでは、ロールポリシーの構成について説明します。

2.4.6.1. ロールポリシー YAML の構成

apiVersion: policy.open-cluster-management.io/v1
kind: Policy
metadata:
  name: policy-role
  namespace:
  annotations:
    policy.open-cluster-management.io/standards: NIST-CSF
    policy.open-cluster-management.io/categories: PR.AC Identity Management Authentication and Access Control
    policy.open-cluster-management.io/controls: PR.AC-4 Access Control
spec:
  remediationAction: inform
  disabled: false
  policy-templates:
    - objectDefinition:
        apiVersion: policy.open-cluster-management.io/v1
        kind: ConfigurationPolicy
        metadata:
          name: policy-role-example
        spec:
          remediationAction: inform # will be overridden by remediationAction in parent policy
          severity: high
          namespaceSelector:
            exclude: ["kube-*"]
            include: ["default"]
          object-templates:
            - complianceType: mustonlyhave # role definition should exact match
              objectDefinition:
                apiVersion: rbac.authorization.k8s.io/v1
                kind: Role
                metadata:
                  name: sample-role
                rules:
                  - apiGroups: ["extensions", "apps"]
                    resources: ["deployments"]
                    verbs: ["get", "list", "watch", "delete","patch"]
---
apiVersion: policy.open-cluster-management.io/v1
kind: PlacementBinding
metadata:
  name: binding-policy-role
  namespace:
placementRef:
  name: placement-policy-role
  kind: PlacementRule
  apiGroup: apps.open-cluster-management.io
subjects:
- name: policy-role
  kind: Policy
  apiGroup: policy.open-cluster-management.io
---
apiVersion: apps.open-cluster-management.io/v1
kind: PlacementRule
metadata:
  name: placement-policy-role
  namespace:
spec:
  clusterConditions:
    - type: ManagedClusterConditionAvailable
      status: "True"
  clusterSelector:
    matchExpressions:
      []

         ...