ubuntu 14.04安装docker

1、确保apt能够被https解析

apt-get update apt-get install apt-transport-https

2、添加Docker repository key到本地keychain

sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 36A1D7869245C8950F966E92D8576A8BA88D21E9

3、添加docker软件仓库到软件源

sudo sh -c "echo deb https://get.docker.com/ubuntu docker main > /etc/apt/sources.list.d/docker.list"

4、升级软件源和安装docker

sudo apt-get update

sudo apt-get install lxc-docker

5、运行 sudo docker version 有显示出版本号说明安装成功了