移除掉旧的版本
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
删除所有旧的数据
sudo rm -rf /var/lib/docker
安装依赖包
sudo yum install -y yum-utils device-mapper-persistent-data lvm2
添加源,使用了阿里云镜像
sudo yum-config-manager –add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
配置缓存
sudo yum makecache fast
安装最新稳定版本的docker
sudo yum install -y docker-ce
配置镜像加速器
sudo mkdir -p /etc/docker sudo tee /etc/docker/daemon.json <<-‘EOF’ { “registry-mirrors”: [“http://hub-mirror.c.163.com”] } EOF
启动docker引擎并设置开机启动
sudo systemctl start docker sudo systemctl enable docker
配置当前用户对docker的执行权限
sudo groupadd docker sudo gpasswd -a ${USER} docker sudo systemctl restart docker
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