FROM --platform=${BUILDPLATFORM} rust:1-trixie AS builder
ARG BUILDPLATFORM
ARG TARGETPLATFORM

RUN \
    apt-get update && \
    apt-get upgrade --assume-yes

RUN \
    mkdir .cargo && \
    echo '[net]' >> .cargo/config.toml && \
    echo 'git-fetch-with-cli = true' >> .cargo/config.toml && \
    echo >> .cargo/config.toml && \
    if [ "${BUILDPLATFORM}" != "${TARGETPLATFORM}" ]; then \
        if [ "${TARGETPLATFORM}" = "linux/amd64" ]; then \
            apt-get install --assume-yes gcc-x86-64-linux-gnu; \
            echo '[target.x86_64-unknown-linux-gnu]' >> .cargo/config.toml; \
            echo 'linker = "x86_64-linux-gnu-gcc"' >> .cargo/config.toml; \
            echo >> .cargo/config.toml; \
        fi && \
        if [ "${TARGETPLATFORM}" = "linux/arm64" ]; then \
            apt-get install --assume-yes gcc-aarch64-linux-gnu; \
            echo '[target.aarch64-unknown-linux-gnu]' >> .cargo/config.toml; \
            echo 'linker = "aarch64-linux-gnu-gcc"' >> .cargo/config.toml; \
            echo >> .cargo/config.toml; \
        fi \
    fi

RUN \
    if [ "${TARGETPLATFORM}" = "linux/amd64" ]; then \
        RUSTTARGET=x86_64-unknown-linux-gnu; \
    fi && \
    if [ "${TARGETPLATFORM}" = "linux/arm64" ]; then \
        RUSTTARGET=aarch64-unknown-linux-gnu; \
    fi && \
    rustup target add ${RUSTTARGET}

WORKDIR /usr/src/sojuauth/
COPY ./ ./

RUN \
	--mount=type=cache,target=/usr/local/cargo/registry \
	--mount=type=cache,target=/usr/src/sojuauth/target/release \
    if [ "${TARGETPLATFORM}" = "linux/amd64" ]; then \
        RUSTTARGET=x86_64-unknown-linux-gnu; \
    fi && \
    if [ "${TARGETPLATFORM}" = "linux/arm64" ]; then \
        RUSTTARGET=aarch64-unknown-linux-gnu; \
    fi && \
    cargo build --release --target=${RUSTTARGET} && \
    cp /usr/src/sojuauth/target/${RUSTTARGET}/release/sojuauth /usr/bin/sojuauth


FROM rust:1-slim-trixie

WORKDIR /usr/lib/sojuauth
COPY \
	--from=builder \
    /usr/bin/sojuauth \
    /usr/bin/sojuauth

ENTRYPOINT ["/usr/bin/sojuauth"]
CMD []

LABEL org.opencontainers.image.title="Sojuauth"
LABEL org.opencontainers.image.description="OpenID Connect shim for Soju"
LABEL org.opencontainers.image.licenses="EUPL-1.2"
LABEL org.opencontainers.image.authors="Stefano Pigozzi <me@steffo.eu>"
LABEL org.opencontainers.image.url="https://g.starshard.space/starshard/-/packages/container/sojuauth/latest"
LABEL org.opencontainers.image.source="https://g.starshard.space/starshard/sojuauth"
LABEL org.opencontainers.image.version="0.3.0"

ENV RUST_LOG="warn,sojuauth=info"
