我这边是阿里云的Debian系统,按照官网教程走 https://docs.docker.com/install/linux/docker-ce/debian/linux
1.卸载旧软件(若是有)docker
$ sudo apt-get remove docker docker-engine docker.io containerd runc
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2.更新软件仓库索引工具
$ sudo apt-get update
阿里云
3.安装相关工具url
$ sudo apt-get install \ apt-transport-https \ ca-certificates \ curl \ gnupg2 \ software-properties-common
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4.安装GPG密钥教程
$ curl -fsSL https://download.docker.com/linux/debian/gpg | sudo apt-key add -
索引
5.设置docker仓库rem
$ sudo add-apt-repository \ "deb [arch=amd64] https://download.docker.com/linux/debian \ $(lsb_release -cs) \ stable"
6.更新软件仓库索引
$ sudo apt-get update
7.安装Docker CE
$ sudo apt-get install docker-ce docker-ce-cli containerd.io
8.运行hello-world 映像验证是否正确安装了docker-ce
$ sudo docker run hello-world
/var/lib/docker/volumes