docker 安装

#!/bin/bash

echo "========================"
echo "===== 卸 载 旧 版 本 ====="
echo "========================"

sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

echo "使用 Docker 仓库进行安装"

clear

echo "安装所需的软件包 yum-utils"

sudo yum install -y yum-utils
if [ -z ${SelectRepo} ]; then
	SelectRepo="1"
    echo "设置稳定的仓库"
    echo "1: 官方源地址（比较慢）. (Default)"
    echo "2: 阿里云"
    echo "3: 清华大学"
    read -p "请选择 (1, 2 or 3): " SelectRepo
fi

case "${SelectRepo}" in
    1)
        echo "设置官方源地址"
        sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
        ;;
    2)
        echo "设置阿里云源地址"
        sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
		;;
    3)
        echo "设置清华大学源地址"
        sudo yum-config-manager --add-repo https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/centos/docker-ce.repo
        ;;
    *)
        echo "设置官方源地址"
        sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
        SelectRepo="1"
esac
echo "安装 Docker Engine-Community"
sudo yum install -y docker-ce docker-ce-cli containerd.io