FROM ubuntu:latest

# Munin specific
VOLUME /opt/munin
EXPOSE 2813

# Run s6-overlay as the init so we get services and similar
ENTRYPOINT [ "/init" ]

# Don't bother us for selections during install
ENV DEBIAN_FRONTEND="noninteractive"

# We work off /opt, the *nix way
WORKDIR /opt/

# Install and base setup all the things
RUN apt update && apt upgrade -y && \
  apt install -y curl jq xz-utils lm-sensors && \
  S6_RELEASE=$(curl -sX GET "https://api.github.com/repos/just-containers/s6-overlay/tags" \
	  | jq -r .[0].name); \
  echo "**** s6-overlay release: ${S6_RELEASE} ****" && \
  echo "**** Installing s6-overlay ****" && \
  curl -L https://github.com/just-containers/s6-overlay/releases/latest/download/s6-overlay-x86_64.tar.xz \
    -o /opt/s6-overlay-x86_64.tar.xz && \
  curl -L https://github.com/just-containers/s6-overlay/releases/latest/download/s6-overlay-noarch.tar.xz \
    -o /opt/s6-overlay-noarch.tar.xz && \
  tar -C / -Jxpf /opt/s6-overlay-x86_64.tar.xz && \
  tar -C / -Jxpf /opt/s6-overlay-noarch.tar.xz && \
  echo "**** munin related ****" && \
  apt install -y munin lighttpd && \
  echo "**** cleanup ****" && \
  rm /opt/s6-overlay*.tar.xz && \
  apt remove --purge -y jq xz-utils && \
  apt autoremove --purge -y && \
  rm -rf /var/lib/apt/lists/*

# Copy the s6 related 'stuff' to the container
ADD /root/ /