如果因为墙的问题无法下载，可手动更改镜像地址即可。
https://github.com/mritd/gcr
这个项目每天会自动构建最新的gcr镜像
kubernetes-dashboard的项目地址为
https://github.com/kubernetes/dashboard
首先下载官方的yaml文件
wget ?https://raw.githubusercontent.com/kubernetes/dashboard/v1.10.0/src/deploy/recommended/kubernetes-dashboard.yaml
sed -i ‘s#k8s.gcr.io#gcrxio#g‘ kubernetes-dashboard.yaml
kubectl apply -f kubernetes-dashboard.yaml
kubectl get pods -nkube-system
NAME ???????????????????????????????????READY ????STATUS ???RESTARTS ??AGE
coredns-55f86bf584-64fm7 ???????????????1/1 ??????Running ??0 ?????????6h
coredns-55f86bf584-ffhtt ???????????????1/1 ??????Running ??0 ?????????6h
kubernetes-dashboard-7588787688-ddh77 ??1/1 ??????Running ??0 ?????????39s
kubernetes 1.11.2安装kubernetes-dashboard
原文地址：http://blog.51cto.com/fengwan/2174829