ARG BUILD_BASE_TAG=dev
ARG DOCKER_IMAGE_ROOT=monok8s

FROM --platform=$BUILDPLATFORM ${DOCKER_IMAGE_ROOT}/build-base:${BUILD_BASE_TAG} AS build

RUN mkdir /src
WORKDIR /src

RUN apt-get update && apt-get install -y --no-install-recommends \
    devscripts debootstrap qemu-user-static qemu-utils parted kpartx build-essential make cmake ncurses-dev flex bison meson bc vim curl git pkg-config rsync nfs-kernel-server debootstrap debhelper dh-python python3-pyelftools python3-ply chrpath tftpd-hpa htop \
 && rm -rf /var/lib/apt/lists/*

RUN debootstrap \
  --arch=arm64 \
  --foreign \
  trixie \
  /mnt/rootfs \
  http://deb.debian.org/debian

ARG APT_PROXY

RUN if [ -n "${APT_PROXY}" ]; then \
      echo "Acquire::http::Proxy \"http://${APT_PROXY}\";" > /mnt/rootfs/etc/apt/apt.conf.d/01proxy; \
    fi

RUN chroot /mnt/rootfs apt-get update && \
    chroot /mnt/rootfs apt-get install -y --no-install-recommends \
    libelf-dev \
    libssl-dev \
    pkg-config \
    zlib1g-dev \
    libpcap-dev \
    && rm -rf /var/lib/apt/lists/*


RUN tee -a /usr/bin/aarch64-linux-gnu-pkg-config << 'EOF'
#!/bin/sh -e
SYSROOT=/mnt/rootfs
export PKG_CONFIG_PATH=${SYSROOT}/usr/lib/pkgconfig:${SYSROOT}/usr/local/lib/pkgconfig:${SYSROOT}/usr/lib/aarch64-linux-gnu/pkgconfig
export PKG_CONFIG_SYSROOT_DIR=${SYSROOT}
exec pkg-config "$@"
EOF
RUN chmod +x /usr/bin/aarch64-linux-gnu-pkg-config

ARG DPDK_TAR
ARG DPDK_VERSION

COPY ${DPDK_TAR} /tmp/

RUN set -eux; \
    mkdir -p /src/dpdk; \
    tar -xf "/tmp/$(basename "${DPDK_TAR}")" -C /src/dpdk --strip-components=1

WORKDIR /src/dpdk


RUN tee -a dpdk.config << 'END'
[binaries]
c = ['aarch64-linux-gnu-gcc', '--sysroot=/mnt/rootfs']
cpp = ['aarch64-linux-gnu-g++', '--sysroot=/mnt/rootfs']
ar = 'aarch64-linux-gnu-ar'
as = 'aarch64-linux-gnu-as'
ld = ['aarch64-linux-gnu-ld', '--sysroot=/mnt/rootfs']
strip = 'aarch64-linux-gnu-strip'
pkgconfig = '/usr/bin/aarch64-linux-gnu-pkg-config'
pcap-config = ''

[host_machine]
system = 'linux'
cpu_family = 'aarch64'
cpu = 'armv8-a'
endian = 'little'

[properties]
platform = 'dpaa'
END

RUN rm -rf build-aarch64 && \
  meson setup build-aarch64 \
  --prefix=/usr \
  --buildtype=release \
  --default-library=shared \
  --cross-file=dpdk.config \
  -Dkernel_dir=/usr/src/linux \
  -Dexamples=l2fwd,l3fwd,helloworld \
  -Dmax_lcores=4 \
  -Dc_args="-g -Ofast -fPIC -ftls-model=local-dynamic -Wno-error=implicit-function-declaration -Wno-error=maybe-uninitialized \
    -I/mnt/rootfs/usr/include \
    -I/mnt/rootfs/usr/include/aarch64-linux-gnu" \
  -Dc_link_args="-Wl,-rpath-link=/mnt/rootfs/usr/lib/aarch64-linux-gnu \
    -L/mnt/rootfs/usr/lib/aarch64-linux-gnu \
    -L/mnt/rootfs/usr/lib \
    -L/mnt/rootfs/usr/local/lib \
    -L/src/dpdk/build-aarch64/drivers \
    -Wl,--no-as-needed"

RUN DESTDIR=/mnt/rootfs ninja -C build-aarch64 install
RUN install -m 644 ./drivers/bus/pci/bus_pci_driver.h /mnt/rootfs/usr/include
RUN find ./build-aarch64/examples/ -type f -name "dpdk-*" -type f -exec sh -c "install -m 755 {} /mnt/rootfs/usr/local/bin/" \;

# Copy the internal bus/driver headers that NXP's DPAA/VPP plugin needs
RUN install -m 644 /src/dpdk/lib/eal/include/dev_driver.h /mnt/rootfs/usr/include/
RUN install -m 644 /src/dpdk/lib/eal/arm/include/rte_cpuflags.h /mnt/rootfs/usr/include/ || true
RUN install -m 644 /src/dpdk/drivers/bus/pci/bus_pci_driver.h /mnt/rootfs/usr/include/

# Copy the internal bus headers required by NXP VPP DPDK plugin
RUN install -m 644 /src/dpdk/drivers/bus/pci/bus_pci_driver.h /mnt/rootfs/usr/include/
RUN install -m 644 /src/dpdk/drivers/bus/vmbus/bus_vmbus_driver.h /mnt/rootfs/usr/include/
RUN install -m 644 /src/dpdk/lib/eal/include/dev_driver.h /mnt/rootfs/usr/include/

# Sometimes it also looks for the vdev bus header
RUN install -m 644 /src/dpdk/drivers/bus/vdev/bus_vdev_driver.h /mnt/rootfs/usr/include/ || true

# Cryptodev internal headers (needed for VPP IPsec plugin)
RUN install -m 644 /src/dpdk/lib/cryptodev/cryptodev_pmd.h /mnt/rootfs/usr/include/

# Eventdev internal headers (often needed for NXP DPAA2 scheduler)
RUN install -m 644 /src/dpdk/lib/eventdev/eventdev_pmd.h /mnt/rootfs/usr/include/ || true
RUN install -m 644 /src/dpdk/lib/eventdev/event_timer_adapter_pmd.h /mnt/rootfs/usr/include/ || true

RUN ln -s /mnt/rootfs/usr/include /mnt/rootfs/usr/include/dpdk || true

ARG VPP_TAR
ARG VPP_VERSION
ARG VPP_UPSTREAM_VERSION

COPY ${VPP_TAR} /tmp/

RUN set -eux; \
    mkdir -p /src/vpp; \
    tar -xf "/tmp/$(basename "${VPP_TAR}")" -C /src/vpp --strip-components=1; \
    cd /src/vpp; \
    # Strings of surreal hacks from Gemini that make vpp builds
    git init && git add . && git config user.email "you@example.com" && \
    git config user.name "Your Name" && git commit -m "init" && \
    git tag -a v${VPP_UPSTREAM_VERSION} -m "v${VPP_UPSTREAM_VERSION}"

WORKDIR /src/vpp

# Sync libs for the linker
RUN ln -s /mnt/rootfs/usr/lib/aarch64-linux-gnu /mnt/rootfs/usr/lib/lib64 || true

RUN cd build-root && \
    export DEB_BUILD_OPTIONS="nocheck nodoc noautodbgsym" && \
    make V=1 \
    PLATFORM=dpaa \
    TAG=dpaa \
    CROSS_SYSROOT=/mnt/rootfs \
    CROSS_PREFIX=aarch64-linux-gnu \
    DPDK_PATH=/mnt/rootfs/usr \
    VPP_VERSION=${VPP_VERSION} \
    vpp-install

ARG FMLIB_TAR
ARG FMC_TAR
ARG FMLIB_VERSION
ARG FMC_VERSION
ARG NXP_VERSION

COPY packages/${NXP_VERSION}.tar.gz /tmp/
RUN set -eux; \
    mkdir -p /src/nxplinux; \
    tar -xf "/tmp/${NXP_VERSION}.tar.gz" -C /src/nxplinux --strip-components=1 \
    && rm -f /tmp/${NXP_VERSION}.tar.gz

COPY ${FMLIB_TAR} /tmp/
RUN set -eux; \
    mkdir -p /src/fmlib; \
    tar -xf "/tmp/$(basename "${FMLIB_TAR}")" -C /src/fmlib --strip-components=1;

COPY ${FMC_TAR} /tmp/
RUN set -eux; \
    mkdir -p /src/fmc; \
    tar -xf "/tmp/$(basename "${FMC_TAR}")" -C /src/fmc --strip-components=1;

WORKDIR /src/fmlib

RUN set -eux; KERNEL_SRC="/src/nxplinux" \
    # We add CFLAGS to point to the specific UAPI headers for DPAA/FMan
    EXTRA_CFLAGS="-I${KERNEL_SRC}/include/uapi -I${KERNEL_SRC}/drivers/net/ethernet/freescale/fman" \
    make all -j8 && \
    make install-libfm-arm DESTDIR=/mnt/rootfs PREFIX=/usr

WORKDIR /src/fmc

RUN apt-get update && apt-get install -y --no-install-recommends \
    g++-aarch64-linux-gnu \
    gcc-aarch64-linux-gnu \
    binutils-aarch64-linux-gnu

RUN chroot /mnt/rootfs apt-get install -y --no-install-recommends \
    libxml2-dev libtclap-dev \
    && rm -rf /var/lib/apt/lists/*

RUN set -eux; make -C source clean && \
  make -C source -j8 \
    # Force the use of the ARM64 compiler triple if on x86 host,
    # or ensure we pass the right machine flags
    CC="aarch64-linux-gnu-gcc --sysroot=/mnt/rootfs" \
    CXX="aarch64-linux-gnu-g++ --sysroot=/mnt/rootfs" \
    # We add -v to see exactly where the linker is looking if it fails
    # and we point to the fmlib source directory so it finds -lfmc and -lfm
    LDFLAGS="-L/mnt/rootfs/usr/lib/aarch64-linux-gnu \
             -L/mnt/rootfs/lib/aarch64-linux-gnu \
             -L/src/fmlib/lib \
             -L/src/fmc/source" \
    CFLAGS="-Wno-write-strings -fpermissive -DLS1046 -DNCSW_LINUX \
      -I/mnt/rootfs/usr/include/aarch64-linux-gnu \
      -I/mnt/rootfs/usr/include/libxml2 \
      -I/src/fmlib/include \
      -I/src/fmlib/include/fmd \
      -I/src/fmlib/include/fmd/Peripherals \
      -I/src/fmlib/include/fmd/integrations" \
    FMD_USPACE_HEADER_PATH=/src/nxplinux/include/uapi/linux/fmd \
    FMD_USPACE_LIB_PATH=/mnt/rootfs/usr/lib \
    LIBXML2_HEADER_PATH=/mnt/rootfs/usr/include/libxml2 \
    TCLAP_HEADER_PATH=/mnt/rootfs/usr/include

# Locate and Fix the XML + Schemas + Sub-configs
RUN set -eux; \
    XML_SRC=$(find /src -name "usdpaa_config_ls1046.xml" | head -n 1); \
    SCHEMA_DIR=$(dirname $(find /src -name "cfgdata.xsd" | head -n 1)); \
    HXS_FILE=$(find /src -name "hxs_pdl_v3.xml" | head -n 1); \
    \
    # Create a structured staging area
    mkdir -p /tmp/fmc_staging/config; \
    \
    # Copy main files to the root of staging
    cp "$XML_SRC" /tmp/fmc_staging/config.xml; \
    # Copy the HXS and schemas into the 'config' subfolder where fmc expects them
    cp "$HXS_FILE" /tmp/fmc_staging/config/; \
    cp "$SCHEMA_DIR"/*.xsd /tmp/fmc_staging/config/; \
    \
    # Production Cleanup (Remove MAC 3 from the main config)
    sed -i '/<macport name="fm0-gb3"/{N;N;N;N;d;}' /tmp/fmc_staging/config.xml; \
    cp /tmp/fmc_staging/config.xml /tmp/fmc_staging/policy.xml

RUN set -eux; \
    cd /src/vpp; \
    mkdir -p debian; \
    echo "10" > debian/compat; \
    \
    # 1. Start the Rules file
    echo '#!/usr/bin/make -f' > debian/rules; \
    echo '%:' >> debian/rules; \
    printf '\tdh $@\n' >> debian/rules; \
    \
    echo 'override_dh_auto_configure:' >> debian/rules; \
    printf '\t@echo "Skipping configure"\n' >> debian/rules; \
    \
    echo 'override_dh_auto_clean:' >> debian/rules; \
    printf '\t@echo "Skipping clean"\n' >> debian/rules; \
    \
    echo 'override_dh_auto_build:' >> debian/rules; \
    printf '\t@echo "Skipping build"\n' >> debian/rules; \
    \
    # 2. THE INSTALL STEP (Crucial: everything here must have a Tab)
    echo 'override_dh_auto_install:' >> debian/rules; \
    printf '\tmkdir -p debian/vpp/usr/bin\n' >> debian/rules; \
    printf '\tmkdir -p debian/vpp/usr/lib\n' >> debian/rules; \
    printf '\tmkdir -p debian/vpp/etc/fmc/config\n' >> debian/rules; \
    \
    # Copy VPP binaries from build-root
    printf '\tcp -a build-root/install-dpaa-aarch64/vpp/. debian/vpp/usr/\n' >> debian/rules; \
    \
    # Copy FMC binary
    printf '\tcp /src/fmc/source/fmc debian/vpp/usr/bin/\n' >> debian/rules; \
    \
    # PULL FROM THE STAGING AREA
    printf '\tcp /tmp/fmc_staging/config.xml debian/vpp/etc/fmc/\n' >> debian/rules; \
    printf '\tcp /tmp/fmc_staging/policy.xml debian/vpp/etc/fmc/\n' >> debian/rules; \
    printf '\tcp /tmp/fmc_staging/config/* debian/vpp/etc/fmc/config/\n' >> debian/rules; \
    \
    # Copy system libs
    printf '\tcp /mnt/rootfs/usr/lib/libfm-arm.so* debian/vpp/usr/lib/ 2>/dev/null || true\n' >> debian/rules; \
    printf '\tcp /mnt/rootfs/usr/lib/libusdpaa.so* debian/vpp/usr/lib/ 2>/dev/null || true\n' >> debian/rules; \
    \
    echo 'override_dh_usrlocal:' >> debian/rules; \
    printf '\t@echo "Skipping usrlocal fixup"\n' >> debian/rules; \
    \
    echo 'override_dh_shlibdeps:' >> debian/rules; \
    printf '\t@echo "Skipping shlibdeps (cross-compile)"\n' >> debian/rules; \
    \
    chmod +x debian/rules; \
    \
    # 3. Control and Changelog (echo is fine here because these aren't Makefiles)
    echo "Source: vpp" > debian/control; \
    echo "Maintainer: NXP Builder <builder@nxp.com>" >> debian/control; \
    echo "Section: net" >> debian/control; \
    echo "Priority: optional" >> debian/control; \
    echo "Build-Depends: debhelper (>= 10)" >> debian/control; \
    echo "" >> debian/control; \
    echo "Package: vpp" >> debian/control; \
    echo "Architecture: arm64" >> debian/control; \
    echo "Depends: \${shlibs:Depends}, \${misc:Depends}, libxml2, libtclap-dev" >> debian/control; \
    echo "Description: VPP for NXP DPAA" >> debian/control; \
    \
    echo "vpp (${VPP_VERSION#lf-}-1) stable; urgency=low" > debian/changelog; \
    echo "  * Custom NXP Build" >> debian/changelog; \
    echo " -- NXP Builder <builder@nxp.com>  $(date -R)" >> debian/changelog

# 5. Final Packaging
RUN cd /src/vpp && \
    export DEB_BUILD_OPTIONS="nocheck nodoc noautodbgsym" && \
    export CC=aarch64-linux-gnu-gcc && \
    export CXX=aarch64-linux-gnu-g++ && \
    dpkg-buildpackage -us -uc -b -aarm64 -d

FROM scratch
ARG VPP_VERSION
COPY --from=build /src/vpp_${VPP_VERSION#lf-}-1_arm64.deb /