docker安装

Posted 2020-12-22 gaoxialian

1.docker官网

https://docs.docker.com/

官网这边有步骤，如果有老版本的需要卸载，卸载后也要删除rm -rf /var/lib/docker

 

2. docker安装官网步骤：

https://docs.docker.com/engine/install/centos/

 

 

 

3. linux下命令

yum install -y yum-utils

 

 

 

 yum-config-manager

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

 

 

 

yum-config-manager --enable docker-ce-nightly

yum-config-manager --enable docker-ce-test

 yum list docker-ce --showduplicates | sort -r

 

 

 

 

 

 

yum install docker-ce docker-ce-cli containerd.io

 

 

解决方案：yum install -y https://mirrors.aliyun.com/docker-ce/linux/centos/7/x86_64/edge/Packages/containerd.io-1.2.13-3.1.el7.x86_64.rpm

 

yum install docker-ce docker-ce-cli containerd.io

 

systemctl start docker

4. docker版本：

 

 

5. docker进程查看

 

 

 

 

 

6.查看docker状态

 

 

7. 设置docker

启动docker：systemctl start docker

关闭docker：systemctl stop docker

设置开机启动：systemctl enable docker

 

8. 本地没有hello-world镜像，就从远程拉

docker pull hello-world