docker脚本安装

来源：互联网发布：淘宝一飞老师编辑：程序博客网时间：2024/05/24 07:32

#!/bin/bash
#check whether the docker has been installed.
check_docker(){
        docker_cmd=`which docker`
        if [ -z "${docker_cmd}" ]; then
                echo "The docker has not been installed."
                echo "Start to install docker."
        else
                echo "The current docker version:`${docker_cmd} -v` ."
                read -p "Whether reinstall docker, Y/N?" name
                if [ "${name}x" = "Yx" -o "${name}x" = "yx" ]; then
                        yum -y remove docker-io
                        install_docker
                else
                        exit 0
                fi
        fi
}

install_docker(){
        wget https://test.docker.com/rpm/1.7.1-rc1/centos-6/RPMS/x86_64/docker-engine-1.7.1-0.1.rc1.el6.x86_64.rpm
        yum localinstall -y docker-engine-1.7.1-0.1.rc1.el6.x86_64.rpm
        yum -y upgrade device-mapper-libs
        service docker restart
}

######################
###MAIN FUNCTION###
######################

main(){
check_docker
}
main

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