FROM scratch AS base
ARG ARCH=x86_64
ENV VERSION=0.9.0
ENV SRC_HASH=9679ca171e8aaa3c4e4053e8bc1d10c8dabf0220bd4b16aba78743511c25f731
ENV SRC_FILE=v${VERSION}.tar.gz
ENV SRC_SITE=https://github.com/stefanberger/swtpm/archive/${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/musl . /
COPY --from=stagex/make . /
COPY --from=stagex/gcc . /
COPY --from=stagex/m4 . /
COPY --from=stagex/perl . /
COPY --from=stagex/autoconf . /
COPY --from=stagex/automake . /
COPY --from=stagex/libtool . /
COPY --from=stagex/openssl . /
RUN tar -xf ${SRC_FILE}
WORKDIR /xz-${VERSION}
RUN --network=none <<-EOF
    set -ex
    NOCONFIGURE=1 ./autogen.sh
    ./configure \
        --build=${ARCH}-linux-musl \
        --host=${ARCH}-linux-musl \
        --prefix=/usr \
        --libdir=/usr/lib \
        --with-openssl \
        --with-tss-user=root \
        --with-tss-group=root
    make -j "$(nproc)"
EOF

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

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