1.安装 yum-utils
yum install -y yum-utils \
device-mapper-persistent-data \
lvm2 --skip-broken
执行如果 报错 Cannot find a valid baseurl for repo: base/7/x86_64 解决办法
编辑 /etc/yum.repos.d/CentOS-Base.repo
[base]
name=CentOS-$releasever - Base
baseurl=http://mirrors.aliyun.com/centos/$releasever/os/$basearch/
gpgcheck=1
gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7
[updates]
name=CentOS-$releasever - Updates
baseurl=http://mirrors.aliyun.com/centos/$releasever/updates/$basearch/
gpgcheck=1
gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7
[extras]
name=CentOS-$releasever - Extras
baseurl=http://mirrors.aliyun.com/centos/$releasever/extras/$basearch/
gpgcheck=1
gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7
替换后再次执行上面的命令。
2.更新本地镜像源
# 设置docker镜像源
yum-config-manager \
--add-repo \
https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
sed -i 's/download.docker.com/mirrors.aliyun.com\/docker-ce/g' /etc/yum.repos.d/docker-ce.repo
yum makecache fast
3.安装 docker
yum install -y docker-ce
4.启动
systemctl start docker # 启动docker服务
systemctl stop docker # 停止docker服务
systemctl restart docker # 重启docker服务
5.查看 docker 版本
docker -v
