FROM debian:stretch MAINTAINER Adrien Waksberg "mpw@yae.im" RUN apt update RUN apt dist-upgrade -y RUN apt install -y procps gnupg1 curl git RUN ln -snvf /usr/bin/gpg1 /usr/bin/gpg RUN gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB RUN curl -sSL https://get.rvm.io | bash -s stable RUN echo 'source "/usr/local/rvm/scripts/rvm"' >> /etc/bash.bashrc RUN /bin/bash -l -c "rvm install 2.4.2" RUN /bin/bash -l -c "rvm install 2.3.5" RUN /bin/bash -l -c "rvm install 2.2.8" RUN /bin/bash -l -c "rvm install 2.1.10"