mysql-db-service.yaml

---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: mysql-server
spec:
  selector:
    matchLabels:
      app: mysql-server
  serviceName: mysql-server
  replicas: 1
  template:
    metadata:
      labels:
        app: mysql-server
    spec:
      containers:
        - name: mysql-server
          image: mysql:5.6
          env:
            - name: MYSQL_ALLOW_EMPTY_PASSWORD
              value: "yes"
          readinessProbe:
            tcpSocket:
              port: 3306
          resources:
            requests:
              cpu: 100m
              memory: 100Mi
            limits:
              cpu: 200m
              memory: 512Mi
          ports:
            - containerPort: 3306
          volumeMounts:
            - mountPath: /var/lib/mysql
              name: mysql-vol
      volumes:
        - name: mysql-vol
          emptyDir: {}
---
apiVersion: v1
kind: Service
metadata:
  name: system-mysql
spec:
  ports:
  - name: mysql-server
    port: 3306
    targetPort: 3306
    protocol: TCP
  selector:
    app: mysql-server