安装Docker

Ubuntu

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直接安装

Ubuntu14.04版本及以上已经自带了Docker包，可以直接安装

$ sudo apt-get update

$ sudo apt-get install -y docker.io

$ sudo ln -sf /usr/bin/docker.io /usr/local/bin/docker

$ sudo sed -i '$acomplete -F _docker docker' /etc/bash_completion.d/docker.io

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通过Docker源安装最新版本

$ sudo apt-get install apt-transport-https

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

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

$ sudo apt-get update

$ sudo apt-get install lxc-docker

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Centos

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Centos6.5+

$sudo yum installhttp://mirrors.yun-idc.com/epel/6/i386/epel-release-6-8.noarch.rpm$sudo yum install docker-io

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Centos7

$ sudo yum install docker