k8s第一个实例创建mysql服务

apiVersion: v1
kind: ReplicationController
metadata:
    name: mysql
spec: 
    replicas: 1
    selector:
        app: mysql
    template:
        metadata:
            labels:
                app: mysql
        spec:
            containers:
            - name: mysql
              image: mysql
              ports:
            - containerPort: 3306
            env:
            - name: MYSQL_ROOT_PASSWORD
              value: "123456"