Dockerfile.valheim

ARG UBUNTU_VERSION=22
ARG EXPECTED_OCTAL=775
ARG ODIN_IMAGE_VERSION=latest
# ------------------ #
# -- Odin Builder -- #
# ------------------ #
FROM --platform=linux/amd64 mbround18/odin:${ODIN_IMAGE_VERSION} AS runtime

# ------------------ #
# -- Steam Setup -- #
# ------------------ #
FROM steamcmd/steamcmd:ubuntu-${UBUNTU_VERSION} AS root

USER root

# Set environment variables
ENV TZ=America/Los_Angeles \
    PUID=111 \
    PGID=1000

# Set timezone and install necessary packages
RUN --mount=type=cache,target=/var/cache/apt \
    --mount=type=cache,target=/var/lib/apt \
    ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone && \
    apt-get update && \
    apt-get upgrade -y && \
    apt-get install -y -qq \
    build-essential procps htop net-tools nano gcc g++ gdb \
    netcat-traditional curl wget zip unzip cron sudo gosu dos2unix \
    libsdl2-2.0-0 jq libc6 libc6-dev libpulse-dev libatomic1 \
    tzdata bc && \
    rm -rf /var/lib/apt/lists/* && \
    gosu nobody true && \
    dos2unix && \
    groupadd -g ${PGID} steam && \
    useradd -u ${PUID} -g steam -d /home/steam -m -s /bin/bash steam

# Create necessary directories and set permissions
RUN mkdir -p /home/steam/.steam/steam/package && \
    mkdir -p /home/{steam,steam/{valheim,.steam}} && \
    chmod ugo+rw /tmp/dumps && \
    chown -R ${PUID}:${PGID} /home/steam

# Container information
ARG GITHUB_SHA="not-set"
ARG GITHUB_REF="not-set"
ARG GITHUB_REPOSITORY="not-set"

COPY --from=runtime --chmod=755 /apps/odin /apps/huginn /usr/local/bin/

# Set version information and configure sudoers
RUN printf "${GITHUB_SHA}\n${GITHUB_REF}\n${GITHUB_REPOSITORY}\n" >/home/steam/.version && \
    echo "root ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers && \
    echo "steam ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers

# --------------- #
# -- Steam CMD -- #
# --------------- #
FROM root AS steamcmd

USER steam
ENV HOME /home/steam
ENV USER steam

ADD --chown=steam:steam https://steamcdn-a.akamaihd.net/client/installer/steamcmd_linux.tar.gz /home/steam/steamcmd.tar.gz
COPY --chmod=${EXPECTED_OCTAL} --chown=steam:steam --from=root /home/steam/.version /home/steam/.version

RUN mkdir -p /home/steam/.local/share/Steam/steamcmd && \
    tar -xvzf /home/steam/steamcmd.tar.gz -C /home/steam/.local/share/Steam/steamcmd/ && \
    rm /home/steam/steamcmd.tar.gz && \
    mkdir -p $HOME/.steam && \
    ln -s $HOME/.local/share/Steam/steamcmd/linux32 $HOME/.steam/sdk32 && \
    ln -s $HOME/.local/share/Steam/steamcmd/linux64 $HOME/.steam/sdk64 && \
    ln -s $HOME/.steam/sdk32/steamclient.so $HOME/.steam/sdk32/steamservice.so && \
    steamcmd +quit

# --------------- #
# -- Valheim   -- #
# --------------- #
FROM steamcmd AS valheim

USER steam
ENV HOME /home/steam
ENV USER steam

# Set environment variables for Valheim server
ENV PORT="2456" \
    NAME="Valheim Docker" \
    WORLD="Dedicated" \
    PUBLIC="1" \
    PASSWORD="" \
    TYPE="Vanilla" \
    UPDATE_ON_STARTUP="1" \
    AUTO_UPDATE="0" \
    AUTO_UPDATE_SCHEDULE="0 1 * * *" \
    AUTO_BACKUP="0" \
    AUTO_BACKUP_SCHEDULE="*/15 * * * *" \
    AUTO_BACKUP_REMOVE_OLD="1" \
    AUTO_BACKUP_DAYS_TO_LIVE="3" \
    AUTO_BACKUP_ON_UPDATE="0" \
    AUTO_BACKUP_ON_SHUTDOWN="0" \
    AUTO_BACKUP_PAUSE_WITH_NO_PLAYERS="0" \
    SCHEDULED_RESTART="0" \
    SCHEDULED_RESTART_SCHEDULE="0 2 * * *" \
    SAVE_LOCATION="/home/steam/.config/unity3d/IronGate/Valheim" \
    MODS_LOCATION="/home/steam/staging/mods" \
    GAME_LOCATION="/home/steam/valheim" \
    BACKUP_LOCATION="/home/steam/backups" \
    WEBHOOK_STATUS_SUCCESSFUL="1" \
    WEBHOOK_STATUS_FAILED="1" \
    BEPINEX_RELEASES_URL="https://thunderstore.io/api/experimental/package/denikson/BepInExPack_Valheim/" \
    WEBHOOK_STATUS_JOINED="1" \
    WEBHOOK_STATUS_LEFT="1"

# Copy scripts and set permissions
COPY --chmod=${EXPECTED_OCTAL} --chown=steam:steam ./src/scripts/*.sh /home/steam/scripts/
COPY --chmod=${EXPECTED_OCTAL} --chown=steam:steam ./src/scripts/entrypoint.sh /entrypoint.sh
COPY --chmod=${EXPECTED_OCTAL} --chown=steam:steam ./src/scripts/env.sh /env.sh
COPY --chmod=${EXPECTED_OCTAL} --chown=steam:steam ./src/scripts/steam_bashrc.sh /home/steam/.bashrc

# Convert scripts to Unix format
RUN dos2unix /entrypoint.sh /home/steam/.bashrc /home/steam/scripts/*.sh || true \
    && chmod +x /entrypoint.sh /home/steam/.bashrc /home/steam/scripts/*.sh \
    && chmod ug+rw /home/steam/ \
    && chown -R steam:steam /home/steam/.steam \
    && steamcmd +quit

# Set the working directory to the game directory
WORKDIR /home/steam/valheim

# Expose the necessary ports
EXPOSE 2456/udp 2457/udp 2458/udp
EXPOSE 2456/tcp 2457/tcp 2458/tcp
EXPOSE 3000/tcp

# Healthcheck to ensure the Valheim server is running
HEALTHCHECK --interval=1m --timeout=3s CMD pidof valheim_server.x86_64 || exit 1

# Define the entrypoint and command
ENTRYPOINT ["/bin/bash", "/entrypoint.sh"]
CMD ["/bin/bash", "/home/steam/scripts/start_valheim.sh"]