FROM scratch AS base
ENV VERSION=16.2
ENV SRC_HASH=2b8201047ec81acd1bad29dba278d788e7891b9c3e8232eda16bb29dec8131c7
ENV SRC_FILE=postgresql-${VERSION}.tar.gz
ENV SRC_SITE=https://ftp.postgresql.org/pub/source/v16.2/${SRC_FILE}

FROM base AS fetch
ADD --checksum=sha256:${SRC_HASH} ${SRC_SITE} .

FROM fetch AS build
COPY --from=stagex/busybox . /
COPY --from=stagex/binutils . /
COPY --from=stagex/make . /
COPY --from=stagex/musl . /
COPY --from=stagex/pkgconf . /
COPY --from=stagex/icu . /
COPY --from=stagex/llvm . /
COPY --from=stagex/zlib . /
COPY --from=stagex/gcc . /
COPY --from=stagex/clang16 . /
COPY --from=stagex/perl . /
COPY --from=stagex/ncurses . /
COPY --from=stagex/bison . /
COPY --from=stagex/flex . /
COPY --from=stagex/libxml2 . /
COPY --from=stagex/python . /
COPY --from=stagex/openssl . /
COPY --from=stagex/readline . /
COPY --from=stagex/util-linux . /
COPY --from=stagex/linux-headers . /
COPY --from=stagex/e2fsprogs . /
COPY --from=stagex/tcl . /

RUN tar -xf ${SRC_FILE}
WORKDIR postgresql-${VERSION}
RUN --network=none <<-EOF
    set -eux
    ./configure \
        --build=x86_64-linux-musl \
        --host=x86_64-linux-musl \
        --prefix=/usr \
        --mandir=/usr/share/man \
        --with-libxml \
        --with-openssl \
        --with-uuid=e2fs \
        --disable-rpath \
        --with-llvm \
        --with-perl \
        --with-python \
        --with-icu \
        --with-tcl \
        --with-readline
    make -j "$(nproc)" world
EOF

FROM build AS install
RUN --network=none make install-world DESTDIR=/rootfs

FROM stagex/filesystem AS package
COPY --from=install /rootfs/. /