osu/Dockerfile

FROM mcr.microsoft.com/dotnet/core/sdk as builder

ENV DOTNET_CLI_TELEMETRY_OPTOUT 1

ARG CACHEBUST=1

RUN apt-get update \
    && apt-get -y install jq

RUN OSU_VERSION=$(curl -s https://api.github.com/repos/ppy/osu/releases/latest | jq -r .tag_name) \
    && git clone --single-branch -b ${OSU_VERSION} https://github.com/ppy/osu \
    && cd osu \
    && dotnet publish -c Release -r linux-x64 --self-contained true -o /opt/osu/ osu.Desktop /p:PublishTrimmed=true \
    && echo "Version ${OSU_VERSION}, Built on $(date '+%Y-%m-%d %H:%M')" > /opt/osu/version

FROM mcr.microsoft.com/dotnet/core/runtime-deps

RUN apt-get update \
    && apt-get -y install --no-install-recommends \
        ffmpeg \
        libgl1 \
        pulseaudio \
    && rm -rf /var/lib/apt/lists/* \
    && find /usr/lib/x86_64-linux-gnu/ -type l -name 'libav*.so*' -exec sh -c 'cp {} $(echo {}|sed 's/\.[^\.]*$//')' \; \
    && find /usr/lib/x86_64-linux-gnu/ -type l -name 'libswscale.so*' -exec sh -c 'cp {} $(echo {}|sed 's/\.[^\.]*$//')' \;

COPY --from=builder /opt/osu/ /opt/osu/

RUN adduser --disabled-password --gecos '' osu
USER osu

COPY entrypoint.sh /usr/local/bin/

ENTRYPOINT ["entrypoint.sh"]