Container Service for Kubernetes:アプリケーションの復元中のリソース構成の変更

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: web
  namespace: default
  labels:
    app: nginx
spec:
  replicas: 2
  selector:
    matchLabels:
      app: nginx
  serviceName: nginx
  template:
    metadata:
      labels:
        app: nginx
    spec:
      affinity:
        nodeAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - preference:
              matchExpressions:
              - key: node-role.kubernetes.io/control-plane
                operator: Exists
            weight: 1
      containers:
      - image: anolis-registry.cn-zhangjiakou.cr.aliyuncs.com/openanolis/nginx:1.14.1-8.6
        imagePullPolicy: IfNotPresent
        name: nginx
        ports:
        - containerPort: 80
          name: web
          protocol: TCP
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
        volumeMounts:
        - mountPath: /usr/share/nginx/html/
          name: www
  volumeClaimTemplates:
  - apiVersion: v1
    kind: PersistentVolumeClaim
    metadata:
      labels:
        app: nginx
      name: www
    spec:
      accessModes:
      - ReadWriteOnce
      resources:
        requests:
          storage: 20Gi
      storageClassName: alicloud-disk-topology-alltype
      volumeMode: Filesystem

apiVersion: v1
data:
  modifier: |
    version: v1
    resourceModifierRules:
    - conditions:
        groupResource: statefulsets.apps
        namespaces:
        - default
        labelSelector:
          matchLabels:
            app: nginx
      patches:
      - operation: remove  # 削除操作
        path: "/spec/template/spec/affinity/nodeAffinity"
      - operation: replace # 置き換え操作
        path: "/spec/template/spec/containers/0/volumeMounts/0/mountPath"
        value: "/data"
    - conditions:
        groupResource: pods
        resourceNameRegex: "^web.*$"
        namespaces:
        - default
        labelSelector:
          matchLabels:
            app: nginx
      patches:
      - operation: remove # 削除操作
        path: "/spec/affinity"
      - operation: replace # 置き換え操作
        path: "/spec/containers/0/volumeMounts/0/mountPath"
        value: "/data"
kind: ConfigMap
metadata:
  name: <backupName>-resource-modifier
  namespace: csdr

apiVersion: apps/v1
kind: StatefulSet
metadata:
  annotations:
    kubectl.kubernetes.io/last-applied-configuration: |
      {"apiVersion":"apps/v1","kind":"StatefulSet","metadata":{"annotations":{},"labels":{"app":"nginx"},"name":"web","namespace":"default"},"spec":{"replicas":2,"selector":{"matchLabels":{"app":"nginx"}},"serviceName":"nginx","template":{"metadata":{"labels":{"app":"nginx"}},"spec":{"affinity":{"nodeAffinity":{"preferredDuringSchedulingIgnoredDuringExecution":[{"preference":{"matchExpressions":[{"key":"node-role.kubernetes.io/master","operator":"Exists"}]},"weight":1}]}},"containers":[{"image":"anolis-registry.cn-zhangjiakou.cr.aliyuncs.com/openanolis/nginx:1.14.2","imagePullPolicy":"IfNotPresent","name":"nginx","ports":[{"containerPort":80,"name":"web","protocol":"TCP"}],"terminationMessagePath":"/dev/termination-log","terminationMessagePolicy":"File","volumeMounts":[{"mountPath":"/usr/share/nginx/html/","name":"www"}]}]}},"volumeClaimTemplates":[{"apiVersion":"v1","kind":"PersistentVolumeClaim","metadata":{"labels":{"app":"nginx"},"name":"www"},"spec":{"accessModes":["ReadWriteOnce"],"resources":{"requests":{"storage":"20Gi"}},"storageClassName":"alicloud-disk-topology-alltype","volumeMode":"Filesystem"}}]}}  // Kubernetes によって自動的に適用された最後の構成
  creationTimestamp: "2024-10-09T08:32:50Z" // 作成日時
  generation: 1
  labels:
    app: nginx
    velero.io/backup-name: <Instant backup task name> // インスタントバックアップタスク名
    velero.io/restore-name: <Restore task name> // リストアタスク名
  name: web
  namespace: default1
  resourceVersion: "119622"
  uid: d23878ea-0b9f-40ba-b61b-1ff6bb77eb43
spec:
  persistentVolumeClaimRetentionPolicy:
    whenDeleted: Retain
    whenScaled: Retain
  podManagementPolicy: OrderedReady
  replicas: 2
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: nginx
  serviceName: nginx
  template:
    metadata:
      creationTimestamp: null
      labels:
        app: nginx
    spec:
      affinity: {}
      containers:
      - image: registry.cn-beijing.aliyuncs.com/<acrRegistry>/nginx:1.14.1-8.6
        imagePullPolicy: IfNotPresent
        name: nginx
        ports:
        - containerPort: 80
          name: web
          protocol: TCP
        resources: {}
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
        volumeMounts:
        - mountPath: /data
          name: www
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext: {}
      terminationGracePeriodSeconds: 30
  updateStrategy:
    rollingUpdate:
      partition: 0
    type: RollingUpdate
  volumeClaimTemplates:
  - apiVersion: v1
    kind: PersistentVolumeClaim
    metadata:
      creationTimestamp: null
      labels:
        app: nginx
      name: www
    spec:
      accessModes:
      - ReadWriteOnce
      resources:
        requests:
          storage: 20Gi
      storageClassName: alicloud-disk-topology-alltype
      volumeMode: Filesystem
    status:
      phase: Pending
status:
  availableReplicas: 0
  collisionCount: 0
  currentRevision: web-7b454646b4
  observedGeneration: 1
  replicas: 2
  updateRevision: web-7b454646b4