apiVersion: v1
kind: Service
metadata:
  name: service-hellok8s-nodeport
spec:
  type: NodePort
  selector:
    app: hellok8s
  ports:
    - port: 3000  # pod端口
      nodePort: 30000  # 节点固定端口。在NodePort类型中，k8s要求在 30000-32767 范围内，否则apply报错
    # 若需要暴露多个端口，则按下面形式

#    - name: http
#      protocol: TCP
#      port: 80
#      targetPort: 9376
#    - name: https
#      protocol: TCP
#      port: 443
#      targetPort: 9377