http://blog.csdn.net/carter115/article/details/51133688
http://www.cnblogs.com/breezey/p/6553738.html
http://blog.csdn.net/bluishglc/article/details/52438917
http://www.zoues.com/2017/05/23/%E5%AE%B9%E5%99%A8%E7%BC%96%E6%8E%92kubernetes%E4%B9%8Bkube-dns%E6%BA%90%E7%A0%81%E8%A7%A3%E8%AF%BB%E3%80%90zoues-com%E3%80%91/
https://github.com/rootsongjc/kubernetes-handbook/tree/master/manifests/kubedns