FROM nginx ARG SSH_PUB_KEY RUN apt update RUN apt install openssh-server rsync sudo -y RUN useradd -rm -d /home/test -s /bin/bash -g root -G sudo -u 1000 test RUN usermod -aG sudo test RUN echo "PubkeyAuthentication yes" >> /etc/ssh/sshd_config.d/pub.conf RUN echo "AuthorizedKeysFile .ssh/authorized_keys" >> /etc/ssh/sshd_config.d/pub.conf RUN mkdir -p /home/test/.ssh RUN echo "$SSH_PUB_KEY" > /home/test/.ssh/authorized_keys RUN chmod 700 /home/test/.ssh RUN chown -R test /home/test/.ssh RUN service ssh start RUN echo 'test:test' | chpasswd EXPOSE 22 ADD entrypoint.sh /docker-entrypoint.d/entrypoint.sh RUN chmod +x /docker-entrypoint.d/entrypoint.sh CMD ["nginx", "-g", "daemon off;"]