FROM scratch as base ENV GCC_VERSION 13.1.0 ENV GCC_HASH 61d684f0aa5e76ac6585ad8898a2427aade8979ed5e7f85492286c4dfc13ee86 ENV GCC_FILE gcc-$GCC_VERSION.tar.xz ENV GCC_SITE https://mirrors.kernel.org/gnu/gcc/gcc-${GCC_VERSION}/${GCC_FILE} ENV GMP_VERSION 6.2.1 ENV GMP_HASH eae9326beb4158c386e39a356818031bd28f3124cf915f8c5b1dc4c7a36b4d7c ENV GMP_FILE gmp-${GMP_VERSION}.tar.bz2 ENV GMP_SITE https://gcc.gnu.org/pub/gcc/infrastructure/${GMP_FILE} ENV MPFR_VERSION 4.1.0 ENV MPFR_HASH feced2d430dd5a97805fa289fed3fc8ff2b094c02d05287fd6133e7f1f0ec926 ENV MPFR_FILE mpfr-${MPFR_VERSION}.tar.bz2 ENV MPFR_SITE https://gcc.gnu.org/pub/gcc/infrastructure/${MPFR_FILE} ENV MPC_VERSION 1.2.1 ENV MPC_HASH 17503d2c395dfcf106b622dc142683c1199431d095367c6aacba6eec30340459 ENV MPC_FILE mpc-${MPC_VERSION}.tar.gz ENV MPC_SITE https://gcc.gnu.org/pub/gcc/infrastructure/${MPC_FILE} ENV ISL_VERSION 0.24 ENV ISL_HASH fcf78dd9656c10eb8cf9fbd5f59a0b6b01386205fe1934b3b287a0a1898145c0 ENV ISL_FILE isl-${ISL_VERSION}.tar.bz2 ENV ISL_SITE https://gcc.gnu.org/pub/gcc/infrastructure/${ISL_FILE} ENV MUSL_VERSION 1.2.4 ENV MUSL_FILE musl-${MUSL_VERSION}.tar.gz ENV MUSL_SITE http://musl.libc.org/releases/${MUSL_FILE} ENV MUSL_HASH 7a35eae33d5372a7c0da1188de798726f68825513b7ae3ebe97aaaa52114f039 ENV LINUX_VERSION 6.6 ENV LINUX_HASH d926a06c63dd8ac7df3f86ee1ffc2ce2a3b81a2d168484e76b5b389aba8e56d0 ENV LINUX_FILE linux-${LINUX_VERSION}.tar.xz ENV LINUX_SITE https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/${LINUX_FILE} ENV BINUTILS_VERSION 2.35 ENV BINUTILS_HASH 1b11659fb49e20e18db460d44485f09442c8c56d5df165de9461eb09c8302f85 ENV BINUTILS_FILE binutils-${BINUTILS_VERSION}.tar.xz ENV BINUTILS_SITE https://ftp.gnu.org/gnu/binutils/${BINUTILS_FILE} ENV BUSYBOX_VERSION=1.35.0 ENV BUSYBOX_HASH=faeeb244c35a348a334f4a59e44626ee870fb07b6884d68c10ae8bc19f83a694 ENV BUSYBOX_FILE=busybox-${BUSYBOX_VERSION}.tar.bz2 ENV BUSYBOX_SITE=https://busybox.net/downloads/${BUSYBOX_FILE} ENV MAKE_VERSION 4.4 ENV MAKE_HASH 581f4d4e872da74b3941c874215898a7d35802f03732bdccee1d4a7979105d18 ENV MAKE_FILE make-${MAKE_VERSION}.tar.gz ENV MAKE_SITE https://ftp.gnu.org/gnu/make/${MAKE_FILE} ENV ARCH=x86_64 ENV BUILD=i386-unknown-linux-musl ENV HOST=${TARGET} ENV TARGET=${ARCH}-linux-musl ENV PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ENV USER=user ENV HOME=/home/${USER} ENV TZ=UTC ENV LANG=C.UTF-8 ENV SOURCE_DATE_EPOCH=1 ENV KCONFIG_NOTIMESTAMP=1 ENV MUSL_DIR=${HOME}/build-musl ENV LINUX_DIR ${HOME}/build-linux ENV BINUTILS_DIR ${HOME}/build-binutils ENV BUSYBOX_DIR ${HOME}/build-busybox ENV MAKE_DIR ${HOME}/build-make ENV GCC_DIR ${HOME}/build-gcc FROM base as fetch WORKDIR ${HOME} ADD --checksum=sha256:${LINUX_HASH} ${LINUX_SITE} . ADD --checksum=sha256:${MUSL_HASH} ${MUSL_SITE} . ADD --checksum=sha256:${BUSYBOX_HASH} ${BUSYBOX_SITE} . ADD --checksum=sha256:${BINUTILS_HASH} ${BINUTILS_SITE} . ADD --checksum=sha256:${MAKE_HASH} ${MAKE_SITE} . ADD --checksum=sha256:${GCC_HASH} ${GCC_SITE} . ADD --checksum=sha256:${GMP_HASH} ${GMP_SITE} . ADD --checksum=sha256:${MPFR_HASH} ${MPFR_SITE} . ADD --checksum=sha256:${MPC_HASH} ${MPC_SITE} . ADD --checksum=sha256:${ISL_HASH} ${ISL_SITE} . FROM fetch as build COPY --from=stage2 . / RUN --network=none <<-EOF set -eux tar -xf ${LINUX_FILE} tar -kxf ${BINUTILS_FILE} tar -kxf ${GCC_FILE} tar -kxjf ${BUSYBOX_FILE} tar -kxzf ${MUSL_FILE} tar -kxzf ${MAKE_FILE} EOF WORKDIR ${MUSL_DIR} RUN --network=none <<-EOF set -eux ../musl-${MUSL_VERSION}/configure \ --prefix=/usr \ --build=${BUILD} \ --host=${TARGET} make EOF WORKDIR ${BINUTILS_DIR} RUN --network=none <<-EOF set -eux ../binutils-${BINUTILS_VERSION}/configure \ --build=${BUILD} \ --host=${TARGET} \ --prefix=/usr \ --bindir=/usr/bin \ --mandir=/usr/share/man \ --infodir=/usr/share/info \ --sysconfdir=/etc \ --disable-nls \ --disable-multilib \ --disable-plugins \ --disable-gprofng \ --enable-64-bit-bfd \ --enable-ld=default \ --enable-install-libiberty \ --enable-deterministic-archives make -j$(nproc) EOF WORKDIR ${MAKE_DIR} RUN --network=none <<-EOF set -eux ../make-${MAKE_VERSION}/configure \ --build=${BUILD} \ --host=${TARGET} \ --prefix=/usr \ --mandir=/usr/share/man \ --infodir=/usr/share/info \ --disable-nls make -j$(nproc) EOF WORKDIR ${GCC_DIR} RUN --network=none <<-EOF set -eux cp ../*.tar.* ../gcc-${GCC_VERSION} env -C ${HOME}/gcc-${GCC_VERSION} ./contrib/download_prerequisites ../gcc-${GCC_VERSION}/configure \ --build=${BUILD} \ --host=${TARGET} \ --target=${TARGET} \ --prefix=/usr \ --mandir=/usr/share/man \ --infodir=/usr/share/info \ --libdir=/usr/lib \ --disable-cet \ --disable-fixed-point \ --disable-libstdcxx-pch \ --disable-multilib \ --disable-libsanitizer \ --disable-nls \ --disable-werror \ --enable-__cxa_atexit \ --enable-default-pie \ --enable-default-ssp \ --enable-languages=c,c++ \ --enable-link-serialization=2 \ --enable-linker-build-id make -j$(nproc) EOF WORKDIR ${BUSYBOX_DIR} RUN --network=none <<-EOF set -eux setConfs=' CONFIG_LAST_SUPPORTED_WCHAR=0 CONFIG_STATIC=y ' unsetConfs=' CONFIG_FEATURE_SYNC_FANCY CONFIG_FEATURE_HAVE_RPC CONFIG_FEATURE_INETD_RPC CONFIG_FEATURE_UTMP CONFIG_FEATURE_WTMP ' make \ -f ../busybox-${BUSYBOX_VERSION}/Makefile \ KBUILD_SRC=../busybox-${BUSYBOX_VERSION} \ CROSS_COMPILE=${TARGET}- \ defconfig for conf in $unsetConfs; do sed -i \ -e "s!^$conf=.*\$!# $conf is not set!" \ .config done for confV in $setConfs; do conf="${confV%=*}" sed -i \ -e "s!^$conf=.*\$!$confV!" \ -e "s!^# $conf is not set\$!$confV!" \ .config if ! grep -q "^$confV\$" .config; then echo "$confV" >> .config fi done make oldconfig CROSS_COMPILE=${TARGET}- for conf in $unsetConfs; do ! grep -q "^$conf=" .config done for confV in $setConfs; do grep -q "^$confV\$" .config done make CROSS_COMPILE=${TARGET}- EOF WORKDIR ${HOME}/linux-${LINUX_VERSION} RUN --network=none <<-EOF set -eux make ARCH=${ARCH} headers find usr/include -name '.*' -delete rm usr/include/Makefile rm usr/include/headers_check.pl cp -rv usr/include ${LINUX_DIR} EOF FROM build as install RUN --network=none <<-EOF set -eux env -C ${BUSYBOX_DIR} make \ CROSS_COMPILE=${TARGET}- \ CONFIG_PREFIX=/rootfs \ install env -C ${MUSL_DIR} make DESTDIR=/rootfs install env -C ${BINUTILS_DIR} make DESTDIR=/rootfs install env -C ${MAKE_DIR} make DESTDIR=/rootfs install env -C ${GCC_DIR} make DESTDIR=/rootfs install cp -Rv ${LINUX_DIR}/* /rootfs/usr/include/ cd /rootfs/ ln -sT /lib lib64 mkdir -p etc tmp var/tmp home/user echo "user:x:1000:" > etc/group echo "user:x:1000:1000::/home/user:/bin/sh" > etc/passwd chown -R 1000:1000 tmp var/tmp home/user EOF RUN find /rootfs -exec touch -hcd "@0" "{}" + FROM base as package COPY --from=install /rootfs/ . USER 1000:1000 ENTRYPOINT ["/bin/sh"] ENV PS1="stage3 $ "