[Docker] Quick start with docker. (For Ubuntu 16.04 above)

myDockerMemo.sh

### Docker MEMO
# install
sudo apt-get update
sudo apt-get install -y docker.io
sudo ln -sf /usr/bin/docker.io /usr/local/bin/docker


# download image
docker pull ubuntu:17.04


# prepare your own Dockerfile
mkdir -p ~/docker/web1
cd ~/docker/web1

cat >Dockerfile <<EOL
FROM ubuntu:17.04
MAINTAINER kilfu0701 <[email protected]>
RUN apt-get -qq update
RUN apt-get -qqy install ruby ruby-dev
RUN gem install sinatra
EXPOSE 8000
CMD ["/usr/sbin/apachectl", "-D", "FOREGROUND"]
EOL


# show current images
docker images
docker ps -a


# run a container with image
docker run -t -i fu/web:v1 /bin/bash


# add tag for image
docker tag <ID> fu/web:django_app


# delete container
docker rm <ID>
docker rm -f <ID>


# rebuild a image with updated Dockerfile
docker build --rm