卸载原生docker

$ apt-get remove docker docker-engine docker.io containerd runc

更新软件包

apt-get update
apt-get upgrade

安装依赖

apt-get install ca-certificates curl gnupg lsb-release

Docker官方GPG密钥

curl -fsSL http://mirrors.aliyun.com/docker-ce/linux/ubuntu/gpg | sudo apt-key add -

添加软件来源仓库

sudo add-apt-repository "deb [arch=amd64] http://mirrors.aliyun.com/docker-ce/linux/ubuntu $(lsb_release -cs) stable"

安装docker

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

添加用户组

sudo usermod -aG docker $USER

运行docker

systemctl start docker

安装工具

apt-get -y install apt-transport-https ca-certificates curl software-properties-common

重启docker

service docker restart

helloworld

sudo docker run hello-world