03 mysql5.6单库生产库

MySql单库

参考: https://kubernetes.io/zh-cn/docs/tasks/run-application/run-single-instance-stateful-application/

创建命名空间,设为当前默认命名空间

kubectl create ns mysql
kubectl config set-context --current --namespace mysql

deploy,service,pvc

apiVersion: v1
kind: Service
metadata:
  name: mysql
  annotations:
    metallb.universe.tf/allow-shared-ip: "key-to-share-183.129.155.3"
spec:
  ports:
  - port: 3306
  selector:
    app: mysql
  type: LoadBalancer
  loadBalancerIP: 183.129.155.3
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: mysql
spec:
  selector:
    matchLabels:
      app: mysql
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: mysql
    spec:
      containers:
      - image: mysql:5.6
        name: mysql
        env:
          # 在实际中使用 secret
        - name: MYSQL_ROOT_PASSWORD
          value: w784319947
        ports:
        - containerPort: 3306
          name: mysql
        volumeMounts:
        - name: mysql-persistent-storage
          mountPath: /var/lib/mysql
      volumes:
      - name: mysql-persistent-storage
        persistentVolumeClaim:
          claimName: mysql-pv-claim
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: mysql-pv-claim
spec:
  storageClassName: csi-rbd-sc
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 20Gi

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