尝试做 ingress 实验，发现被畜生的墙拦住下载不了 mandatory.yaml & service-nodeport.yaml。
https://raw.githubusercontent.com/kubernetes/ingress-nginx/nginx-0.30.0/deploy/static/mandatory.yaml https://raw.githubusercontent.com/kubernetes/ingress-nginx/nginx-0.30.0/deploy/static/provider/baremetal/service-nodeport.yaml
k8s mandatory.yaml & service-nodeport.yaml
原文：https://www.cnblogs.com/xiluhua/p/14772367.html