Ubuntu下Docker安装

参考链接：

blog.sunriseydy.top/technology/…
www.runoob.com/docker/ubun…

教程：

www.runoob.com/docker/dock…

按顺序执行以下命令：

sudo apt-get update

sudo apt-get install \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common  

sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

sudo apt-key fingerprint 0EBFCD88

sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable" 

sudo apt-get update

sudo apt-get install docker-ce docker-ce-cli containerd.io

sudo docker run hello-world