## Dockerfile to cross compile aarh64 wheel in x86_64 environment
FROM       ubuntu:18.04

## ensure locale is set during build
ENV LANG            C.UTF-8
# It will put cross compiled aarch64 pandas wheel at $HOME.
#wget https://developer.arm.com/-/media/Files/downloads/gnu-a/8.3-2019.03/binrel/gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu.tar.xz &&

COPY gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu.tar.xz /tmp

RUN apt-get update && apt-get install -y cmake python3-dev libffi-dev libssl-dev libncurses5-dev libsqlite3-dev libreadline-dev gcc g++ build-essential zlib1g-dev bash git wget sudo automake libtool texinfo && apt-get update && \
    export CROSS_COMPILE=aarch64-linux-gnu- && \
    export ARCH=arm64 && \
    mkdir -p /tmp/toolchain &&  \
    cd /tmp/toolchain &&        \
    cp /tmp/gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu.tar.xz /tmp/toolchain/ && \
    tar -xf gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu.tar.xz && \
    export PATH=$PATH:/tmp/toolchain/gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu/bin && \
    cd /tmp/ && \
    git clone https://github.com/libffi/libffi && \
    cd libffi && \
    ./autogen.sh && \
    ./configure --host=aarch64-linux-gnu --target=aarch64-linux-gnu CC=aarch64-linux-gnu-gcc --prefix=/tmp/libffi/build && \
    make install && \
    cd .. && \
    git clone https://github.com/openssl/openssl && \
    cd openssl && \
    ./Configure linux-aarch64 --cross-compile-prefix=${CROSS_COMPILE} --prefix=/tmp/openssl/build shared && \
    make depend && \
    make -j5 && \
    make install && \
    cp /tmp/libffi/build/include/* /tmp/toolchain/gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu/aarch64-linux-gnu/libc/usr/include/ && \
    cp /tmp/libffi/build/lib64/libffi* /tmp/toolchain/gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu/lib/gcc/aarch64-linux-gnu/8.3.0/ && \
    cp -r /tmp/openssl/build/include/* /tmp/toolchain/gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu/aarch64-linux-gnu/libc/usr/include/ && \
    cp -r /tmp/openssl/build/lib/* /tmp/toolchain/gcc-arm-8.3-2019.03-x86_64-aarch64-linux-gnu/lib/gcc/aarch64-linux-gnu/8.3.0/ && \
	mkdir -p /tmp/builds &&     \
    cd /tmp/builds &&           \
    wget https://www.python.org/ftp/python/3.6.10/Python-3.6.10.tgz &&   \
    tar xzf Python-3.6.10.tgz &&                                         \
    mv Python-3.6.10 Python-3.6.10-build &&                              \
    cd Python-3.6.10-build &&   \
    ./configure &&              \
    make -j32 python Parser/pgen &&                                      \
    sudo make -j32 install &&   \
    mkdir -p /tmp/builds/python-build &&                                 \
    cp python /tmp/builds/python-build &&                                \
    cp Parser/pgen /tmp/builds/python-build &&                           \
    cd .. &&    \
    tar xzf Python-3.6.10.tgz &&                                         \
    mv Python-3.6.10 Python-3.6.10-host &&                               \
    cd Python-3.6.10-host &&    \
    CC=aarch64-linux-gnu-gcc CXX=aarch64-linux-gnu-g++ AR=aarch64-linux-gnu-ar RANLIB=aarch64-linux-gnu-ranlib ./configure \
    --host=aarch64-linux-gnu --target=aarch64-linux-gnu --build=x86_64-linux-gnu --prefix=/tmp/builds/python-host          \
    --disable-ipv6 ac_cv_file__dev_ptmx=no ac_cv_file__dev_ptc=no ac_cv_have_long_long_format=yes --enable-shared &&       \
    make -j32 HOSTPYTHON=/tmp/builds/python-build/python HOSTPGEN=/tmp/builds/python-build/pgen                            \
    BLDSHARED="aarch64-linux-gnu-gcc -shared" CROSS-COMPILE=aarch64-linux-gnu- CROSS_COMPILE_TARGET=yes HOSTARCH=aarch64-linux-gnu \
    BUILDARCH=aarch64-linux-gnu &&                                       \
    make -j32 install &&        \
    ln -s /tmp/builds/python-host/bin/python3 /tmp/builds/python-host/bin/python && \
    cd .. &&    \
    pip3 install crossenv && \

    /tmp/builds/python-build/python -m crossenv /tmp/builds/python-host/bin/python venv &&                                 \
    . venv/bin/activate &&      \
    build-pip install cython && \
    build-pip install wheel && \
    wget http://archive.ubuntu.com/ubuntu/pool/main/g/glibc/libc6_2.29-0ubuntu2_amd64.deb && \
    dpkg -i libc6_2.29-0ubuntu2_amd64.deb && \
    git clone https://github.com/scikit-build/cmake-python-distributions && \
    cd cmake-python-distributions/ && \
    build-pip install -r requirements-dev.txt && \
    python setup.py bdist_wheel &&                                       \
	mv /tmp/builds/cmake-python-distributions/dist/* $HOME;

## Run bash by default unless a command is specified
CMD ["/bin/bash"]