#!/bin/bash 




function help1(){
    echo && echo
    echo -e "\033[01mchoose your want install from where ? cn | en "
    echo -e "$0  cn | en\033[0m]" 
    echo && echo
}

function stop_firewalld(){
    # if use docker  must close firewalld
    systemctl stop firewalld 
    systemctl disable firewalld 
}

function install_docker(){
    yum install docker-ce -y 
    systemctl start docker 
    systemctl enable docker 
}

cd /etc/yum.repos.d/

case $1 in
"cn")
    stop_firewalld
    curl -o docker-ce.repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
    install_docker 
;;
"en")
    stop_firewalld
    curl -o docker-ce.repo https://download.docker.com/linux/centos/docker-ce.repo
    install_docker
;;
*)
help1
;;
esac