阿里云Ubuntu系统安装docker 完整操作

1.   sudo apt-get update

2.   sudo apt-get install -y curl linux-image-extra-$(uname -r) linux-image-extra-virtual

3.   sudo apt-get install -y  apt-transport-https ca-certificates

4.   curl -s http://yum.dockerproject.org/gpg | sudo apt-key 

5.   sudo add-apt-repository "deb https://apt.dockerproject.org/repo/pool/ $(lsb_release -cs) main"

6.   sudo apt-get update

7.   sudo apt-get -y install docker-engine   

8.   验证docker 是否安装成功
sudo docker --version