查看“Centos7 安装 Docker”的源代码

{{#seo: title=Centos7 安装 Docker | titlemode= append | keywords=Docker | description=Centos7_安装_Docker}}
本文内容源自：<nowiki>https://blog.csdn.net/cbh1987/article/details/120481157</nowiki>

=== 安装前准备 ===

# Docker要求Centos系统的内核版本高于3.10，在安装Docker前需要检查一下Centos系统的版本号<syntaxhighlight lang="shell">
uname -r
</syntaxhighlight>
#更新yum包<syntaxhighlight lang="shell">
sudo yum update
</syntaxhighlight>

=== 开始安装 ===

# 卸载旧版本<syntaxhighlight lang="shell">
sudo yum remove docker \
                docker-client \
                docker-client-latest \
                docker-common \
                docker-latest \
                docker-latest-logrotate \
                docker-logrotate \
                docker-selinux \
                docker-engine-selinux \
                docker-engine 
</syntaxhighlight>
#安装需要的软件包<syntaxhighlight lang="shell">
sudo yum install -y yum-utils device-mapper-persistent-data lvm2
</syntaxhighlight>
#设置yum源<syntaxhighlight lang="shell">
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
</syntaxhighlight>
#可以查看所有仓库中所有docker版本，并选择特定版本安装<syntaxhighlight lang="shex">
yum list docker-ce --showduplicates | sort -r
</syntaxhighlight>
#安装docker，版本号自选<syntaxhighlight lang="shell">
sudo yum install docker-ce-18.06.3.ce
</syntaxhighlight>
#启动docker<syntaxhighlight lang="shell">
sudo systemctl start docker
</syntaxhighlight>
#开机启动<syntaxhighlight lang="shell">
sudo systemctl enable docker
</syntaxhighlight>
#查看docker版本<syntaxhighlight lang="shell">
docker version
</syntaxhighlight>
[[分类:Centos]]
[[分类:Docker]]