56 lines
1.8 KiB
Docker
56 lines
1.8 KiB
Docker
FROM ubuntu:22.04
|
|
|
|
ENV DEBIAN_FRONTEND=noninteractive
|
|
|
|
# Install base packages and enable the dosemu2 PPA
|
|
RUN apt-get update && \
|
|
apt-get install -y --no-install-recommends \
|
|
software-properties-common \
|
|
gnupg \
|
|
openssh-server \
|
|
busybox-static \
|
|
sudo \
|
|
ca-certificates \
|
|
curl \
|
|
mtools \
|
|
unzip \
|
|
file \
|
|
xauth \
|
|
&& add-apt-repository -y ppa:dosemu2/ppa && \
|
|
apt-get install -y --no-install-recommends \
|
|
dosemu2 \
|
|
&& rm -rf /var/lib/apt/lists/*
|
|
|
|
# Provide DOS wrapper, SvarDOS bootstrapper, and service supervisor
|
|
COPY scripts/dos-shell /usr/local/bin/dos-shell
|
|
COPY scripts/prepare-svardos.sh /usr/local/bin/prepare-svardos
|
|
COPY scripts/start-services.sh /usr/local/bin/start-dos-services
|
|
RUN chmod +x /usr/local/bin/dos-shell /usr/local/bin/start-dos-services /usr/local/bin/prepare-svardos && \
|
|
echo "/usr/local/bin/dos-shell" >> /etc/shells
|
|
|
|
# Create sshd runtime directory
|
|
RUN mkdir -p /var/run/sshd
|
|
|
|
# Create dos user
|
|
RUN useradd -m -s /usr/local/bin/dos-shell dosuser && \
|
|
mkdir -p /home/dosuser/.ssh && chown -R dosuser:dosuser /home/dosuser && \
|
|
echo "dosuser:dosuser" | chpasswd
|
|
|
|
# Create directories for allowed DOS files and the C: drive mount
|
|
RUN mkdir -p /opt/allowed_repo /cdrive /etc/dos_env /opt/svardos && \
|
|
chown -R dosuser:dosuser /opt/allowed_repo /cdrive
|
|
|
|
# Download and stage SvarDOS base files
|
|
ARG SVARDOS_IMG_URL
|
|
ENV SVARDOS_IMG_URL=${SVARDOS_IMG_URL}
|
|
RUN /usr/local/bin/prepare-svardos && \
|
|
chown -R dosuser:dosuser /opt/svardos
|
|
|
|
# Default allowed list (can be overridden with a bind mount)
|
|
COPY config/dos_allowed /etc/dos_allowed
|
|
|
|
# Configure sshd to force command for dosuser
|
|
COPY config/sshd_config /etc/ssh/sshd_config
|
|
|
|
EXPOSE 22 23
|
|
CMD ["/usr/local/bin/start-dos-services"]
|