Dockerfile

FROM debian:buster

# Install packages
RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get -y install openssh-server sudo python
ADD set_root_pw.sh /set_root_pw.sh
ADD run.sh /run.sh
RUN chmod +x /*.sh
RUN mkdir -p /var/run/sshd

## Set a default user. Available via runtime flag `--user docker`
## Add user to 'staff' group, granting them write privileges to /usr/local/lib/R/site.library
## User should also have & own a home directory, but also be able to sudo
RUN useradd docker \
        && passwd -d docker \
        && mkdir /home/docker \
        && chown docker:docker /home/docker \
        && addgroup docker staff \
        && addgroup docker sudo \
	&& echo "docker ALL=(ALL) NOPASSWD: ALL" | sudo EDITOR="tee -a" visudo

EXPOSE 22
CMD ["/run.sh"]