#官方说明
https://kubernetes.io/zh-cn/docs/reference/kubectl/generated/kubectl_completion/
#Linux配置方法

1.添加环境变量

[root@master231 ~]# kubectl completion bash > ~/.kube/completion.bash.inc
[root@master231 ~]# 
[root@master231 ~]# echo source '$HOME/.kube/completion.bash.inc' >> ~/.bashrc 
[root@master231 ~]# 
[root@master231 ~]# source ~/.bashrc

2.验证自动补全功能

[root@master231 ~]# kubectl # 连续按2次tab键测试能否出现命令
alpha          auth           cordon         diff           get            patch          run            version
annotate       autoscale      cp             drain          help           plugin         scale          wait
api-resources  certificate    create         edit           kustomize      port-forward   set            
api-versions   cluster-info   debug          exec           label          proxy          taint          
apply          completion     delete         explain        logs           replace        top            
attach         config         describe       expose         options        rollout        uncordon