kubernetes操作StorageClass、pv、pvc

kubernetes存储创建以及操作 准备工作 kubectl create ns study 创建StorageClass #create StorageClass --- apiVersion: storage.k8s.io/v1 kind: StorageClass metadata: name: study-class parameters: archiveOnDelete: 'false' provisioner: study-class reclaimPolicy: Retain volumeBindingMode: WaitForFirstConsumer 创建 pv --- apiVersion: v1 kind: PersistentVolume metadata: annotations: pv.kubernetes.io/bound-by-controller: 'yes' finalizers: - kubernetes.io/pv-protection name: study-pv spec: accessModes: - ReadWriteMany capacity: storage: 10Gi nfs: path: /data/share/study server: 192.168.200.200 persistentVolumeReclaimPolicy: Retain storageClassName: study-class volumeMode: Filesystem 创建 pvc --- apiVersion: v1 kind: PersistentVolumeClaim metadata: annotations: pv.kubernetes.io/bind-completed: 'yes' finalizers: - kubernetes.io/pvc-protection name: study-pvc namespace: study spec: accessModes: - ReadWriteMany resources: requests: storage: 2Gi volumeMode: Filesystem volumeName: study-pv 操作 #查看pv kubectl get pv # 删除单个pv kubectl delete pv/study-pv # 全部删除 kubectl get pv | awk ' {print}' | while read vol; do kubectl delete pv/${vol}; done # 根据状态全部删除 kubectl get pv | grep Available | awk ' {print}' | while read vol; do kubectl delete pv/${vol}; done kubectl get pv | grep Released | awk ' {print}' | while read vol; do kubectl delete pv/${vol}; done #查看所有pvc kubectl get pvc --all-namespaces #查看单个空间下的pvc kubectl get pvc -n study # 查看pvc详情 kubectl describe pvc study-pvc -n study | grep Finalizers # 删除pvc kubectl delete pvc/study-pvc -n study 使用 --- apiVersion: apps/v1 kind: Deployment metadata: labels: name: nginx name: nginx namespace: study spec: replicas: 1 selector: matchLabels: name: nginx app: nginx template: metadata: labels: name: nginx app: nginx spec: affinity: podAffinity: preferredDuringSchedulingIgnoredDuringExecution: - weight: 100 podAffinityTerm: labelSelector: matchExpressions: - key: app operator: In values: - nginx topologyKey: kubernetes.io/hostname podAntiAffinity: preferredDuringSchedulingIgnoredDuringExecution: - weight: 100 podAffinityTerm: labelSelector: matchExpressions: - key: app operator: In values: - nginx topologyKey: "kubernetes.io/hostname" containers: - name: nginx image: nginx ports: - containerPort: 80 imagePullPolicy: IfNotPresent env: - name: TZ value: Asia/Shanghai volumeMounts: - name: study-pvc-cloud mountPath: /var/log/nginx # 在pv(/data/share/study/)下可以看到logs/文件 subPath: logs/ volumes: - name: study-pvc-cloud persistentVolumeClaim: claimName: study-pvc --- apiVersion: v1 kind: Service metadata: name: nginx namespace: study spec: type: NodePort selector: app: nginx ports: - port: 80 targetPort: 80 protocol: TCP nodePort: 30001 其它 kubernetes存储创建以及操作 准备工作 kubectl create ns study 创