查看minikube ip地址：
minikube ip
查看 cluster信息 比如 https://192.168.99.100:8443
kubectl cluster-info
kubectl get services
查看dashboard:
minikube dashboard
查看service描述:
kubectl describe service productpage
Name: productpage
Namespace: default
Labels: app=productpage
Annotations: kubectl.kubernetes.io/last-applied-configuration={"apiVersion":"v1","kind":"Service","metadata":{"annotations":{},"labels":{"app":"productpage"},"name":"productpage","namespace":"default"},"spec":{"po...
Selector: app=productpage
Type: NodePort
IP: 10.0.0.165
Port: http9080/TCP
NodePort: http31312/TCP
Endpoints: 172.17.0.17:9080
Session Affinity: None
Events: <none>
then can access productpage service from external by http://192.168.99.100:31312/productpage
curl 10.0.0.165:9080 will be used within minikube vm