【1】docker 简介和安装

Docker 从入门到放弃 按照官方文档来操作

安装环境 Ubuntu Trusty 14.04 (LTS) 

1.确认系统https 传输和认证

sudo apt-get install apt-transport-https ca-certificates

2.添加 GPG key

sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D

3. 添加apt-get 源，更新apt 包源，不同发行版 源地址不同

echo "deb https://apt.dockerproject.org/repo ubuntu-trusty main"  | sudo tee /etc/apt/sources.list.d/docker.list

sudo apt-get update

4. 确认 是否添加了docker apt 源

apt-cache policy docker-engine

5. 安装依赖

sudo apt-get install linux-image-extra-$(uname -r) linux-image-extra-virtual

6. 安装docker

apt-get update

apt-get install docker-engine

7. 启动服务

service docker start

8.添加镜像加速

http://www.jianshu.com/p/9abd9b9f5183 

DaoCould 镜像安装方式 http://docs.daocloud.io/faq/install-docker-daocloud

curl-sSL https://get.daocloud.io/docker | sh