Dockerfile-vm370

FROM debian:testing-slim

LABEL maintainer="Ricardo Bánffy <rbanffy@gmail.com>"

ARG USERNAME=hercules
ARG USER_UID=1000
ARG USER_GID=$USER_UID

RUN DEBIAN_FRONTEND=noninteractive \
        groupadd --gid $USER_GID $USERNAME && \
        useradd --uid $USER_UID --gid $USER_GID -m $USERNAME && \
        apt update && \
        apt upgrade -y && \
        apt install -y --no-install-recommends hercules wget unzip && \
        cd /home/$USERNAME && \
        # Dowload the emultor configuration and disk/tape images
        wget -q http://www.smrcc.org.uk/members/g4ugm/vm-370/vm370sixpack-1_3.zip && \
        unzip vm370sixpack-1_3.zip && \
        # Enable CMS/DOS disks.
        sed -i 's/#06a0/06a0/' sixpack.conf && \
        sed -i 's/#07a0/07a0/' sixpack.conf && \
        # Enable web UI with the MAINT credentials
        sed -i 's/#HTTPPORT       8081/HTTPPORT    8081    AUTH MAINT CPCMS/' sixpack.conf && \
        # Log off the OPERATOR user from the Hercules console
        echo '/LOGOFF' >> hercules.rc && \
        # Remove unwanted files.
        apt purge -y wget unzip && \
        apt -y autoremove && \
        # Remove the APT package information.
        rm -rf /var/lib/apt/lists/* && \
        # Remove the files we downloaded.
        rm -rf /var/lib/apt/lists/* vm370sixpack-1_3.zip WC3270 && \
        chown -R $USERNAME:$USERNAME /home/$USERNAME

USER $USERNAME
WORKDIR /home/$USERNAME

EXPOSE 3270/TCP
EXPOSE 8081/TCP

CMD ["hercules", "-f", "sixpack.conf"]