Dockerfile for installing Ruby 2.0 and RVM

Dockerfile

FROM ubuntu
MAINTAINER Eric Mill "eric@konklone.com"

# turn on universe packages
RUN echo "deb http://archive.ubuntu.com/ubuntu raring main universe" > /etc/apt/sources.list
RUN apt-get update

# basics
RUN apt-get install -y nginx openssh-server git-core openssh-client curl
RUN apt-get install -y nano
RUN apt-get install -y build-essential
RUN apt-get install -y openssl libreadline6 libreadline6-dev curl zlib1g zlib1g-dev libssl-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev automake libtool bison subversion pkg-config

# install RVM, Ruby, and Bundler
RUN \curl -L https://get.rvm.io | bash -s stable
RUN /bin/bash -l -c "rvm requirements"
RUN /bin/bash -l -c "rvm install 2.0"
RUN /bin/bash -l -c "gem install bundler --no-ri --no-rdoc"

non root user, taken from vallard

FROM vallard/nginx
MAINTAINER Vallard Benincosa "vallard@benincosa.com"
RUN apt-get update
# install the prerequisite patches here so that rvm will install under non-root account. 
RUN apt-get install -y curl patch gawk g++ gcc make libc6-dev patch libreadline6-dev zlib1g-dev libssl-dev libyaml-dev libsqlite3-dev sqlite3 autoconf libgdbm-dev libncurses5-dev automake libtool bison pkg-config libffi-dev
RUN useradd -ms /bin/bash app
USER app
RUN gpg --keyserver hkp://keys.gnupg.net --recv-keys D39DC0E3
RUN /bin/bash -l -c "curl -L get.rvm.io | bash -s stable --rails"
RUN /bin/bash -l -c "rvm install 2.1"
RUN /bin/bash -l -c "echo 'gem: --no-ri --no-rdoc' > ~/.gemrc"
RUN /bin/bash -l -c "gem install bundler --no-ri --no-rdoc"

@Cylix: you can add the below line as well (above rvm install line)

RUN /bin/bash -l -c "rvm autolibs disable"