ubuntu 安装docker

安装失败解决方案

sudo apt update / sudo apt upgrade

sudo apt install curl
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu disco stable"
sudo apt install docker-ce

sudo vim /etc/apt/sources.list 
下面的自行替换
deb [arch=amd64] http://mirrors.aliyun.com/docker-ce/linux/ubuntu disco stable