hello kubernetes

折腾了好久的有状态应用部署，一直不成功，在开发环境部署个无状态应用

apiVersion: v1
kind: Service
metadata:
  name: dc-dev
  labels:
    run: dc-dev
spec:
  type: NodePort
  ports:
  - port: 9002
    targetPort: 9000
    protocol: TCP
    name: http
  selector:
    run: dc-dev
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: dc-dev
spec:
  selector:
    matchLabels:
      run: dc-dev
  replicas: 1
  template:
    metadata:   
      labels:
        run: dc-dev
    spec:
      containers:
      - name: dc-http
        image: dc
        imagePullPolicy: Never
        ports:
        - containerPort: 9000