docker 报错，使用这个脚本安装

#!/bin/bash

rm -rf /var/lib/docker

yum remove docker 
                  docker-client 
                  docker-client-latest 
                  docker-common 
                  docker-latest 
                  docker-latest-logrotate 
                  docker-logrotate 
                  docker-engine -y

yum install -y yum-utils

yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

yum install docker-ce docker-ce-cli containerd.io
systemctl restart docker
systemctl enable docker
#指定安装docker版本
#yum list docker-ce --showduplicates | sort -r
# yum install docker-ce-<VERSION_STRING> docker-ce-cli-<VERSION_STRING> containerd.io