k8s启动单点postgre

文章目录

• 创建yaml文件如下：

注意：因为我的k8s中设置了默认storageclass，所以yml文件中没有pv

apiVersion: apps/v1
kind: Deployment
metadata:
  name: postgres
  namespace: postgres
spec:
  replicas: 1
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      containers:
      - name: postgres
        image: harbocto.xxx.com.cn/public/postgres:12.4
        imagePullPolicy: IfNotPresent
        env:
        - name: POSTGRES_PASSWORD
          value: "liubei@2021"
        - name: POSTGRES_USER
          value: "liubei"
        - name: POSTGRES_DB
          value: "liubeidb"
        ports:
        - containerPort: 5432
        volumeMounts:
        - name: postgres-data
          mountPath: /var/lib/postgresql/data
      volumes:
      - name: postgres-data
        persistentVolumeClaim:
          claimName: postgres
---
apiVersion: v1
kind: Service
metadata:
  name: postgres
  namespace: postgres
spec:
  type: NodePort
  ports:
  - port: 5432
    targetPort: 5432
    nodePort: 30200
  selector:
    app: postgres

---
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
  name: postgres
  namespace: postgres
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 5Gi

---