ubuntu 12.04 安装docker

# 安装软件
sudo apt-get autoremove --purge docker
sudo apt-get update
sudo apt-get install linux-image-generic-lts-trusty linux-headers-generic-lts-trusty
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
sudo apt-get install apparmor

# 启动服务
sudo service docker start

# 启动客户端
docker -v
docker pull ubuntu:18.04
docker run --name test -itd ubuntu:18.04
sudo docker images
sudo docker exec -it test /bin/bash