Playing w/ Dockerfile on OS X

Dockerfile

FROM base

MAINTAINER Marc-Andre Cournoyer "macournoyer@gmail.com"

RUN apt-get -y update
RUN apt-get install -y -q curl

RUN curl -L https://get.rvm.io | bash -s stable --ruby
RUN /bin/bash -l -c rvm requirements

ENV PATH /usr/local/rvm/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

Instructions.md

To install Docker on OS X: Using Vagrant

To build the Dockerfile into an image

$ docker build -t ruby /where-you-put-Dockerfile
$ docker run ruby ruby -v