yaml文件示例

apiVersion: v1 
kind: Pod 
metadata: 
  name: my-pod 
spec: 
  containers: 
  - name: myhttpd #只要是包含子项的第一行都需要有”-“，且与上一行对齐
    image: httpd 
    imagePullPolicy: IfNotPresent
    ports: 
    - containerPort: 80 
  - name: mynginx 
    image: nginx 
    imagePullPolicy: IfNotPresent
    ports: 
    - containerPort: 8080 

apiVersion: v1
kind: Service
metadata:
  name: my-svc  #定义服务的名称
spec:
  ports:
  - name: tomcat  
    port: 8080  #POD暴露的cluster-ip端口
    targetPort: 8080  #container暴露的端口,容器expose暴露的端口
    protocol: TCP
    nodePort: 30001 #物理节点对外暴露的端口，提供给外部访问service的入口
  selector:
    app: npu
  type: NodePort