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hacksysteamhacksysteam
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‎.gitignore‎

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build/

‎Dockerfile‎

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FROM ubuntu:22.04
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ARG DEBIAN_FRONTEND=noninteractive
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ARG GCC_VERSION=12
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#
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# Install utils
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#
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RUN apt-get update -qq && \
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apt-get clean && \
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apt-get -qq -y upgrade && \
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apt-get -y install git \
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gpg \
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curl \
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cmake \
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make \
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file \
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zip \
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unzip \
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wget \
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xxd \
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xz-utils \
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software-properties-common && \
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rm -rf /var/lib/apt/lists/* && \
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update-alternatives --install /usr/bin/python python /usr/bin/python3 2
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#
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# Install cross compilers
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#
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RUN apt-get update -qq && \
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apt-get clean && \
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apt-get -y install build-essential \
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binutils \
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binutils-i686-gnu \
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binutils-i686-linux-gnu \
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binutils-x86-64-linux-gnu \
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binutils-aarch64-linux-gnu \
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binutils-arm-linux-gnueabi \
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binutils-arm-linux-gnueabihf \
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cpp-${GCC_VERSION} \
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cpp-${GCC_VERSION}-aarch64-linux-gnu \
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cpp-${GCC_VERSION}-arm-linux-gnueabi \
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cpp-${GCC_VERSION}-arm-linux-gnueabihf \
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cpp-${GCC_VERSION}-i686-linux-gnu \
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gcc-${GCC_VERSION} \
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gcc-${GCC_VERSION}-aarch64-linux-gnu \
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gcc-${GCC_VERSION}-arm-linux-gnueabi \
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gcc-${GCC_VERSION}-arm-linux-gnueabihf \
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gcc-${GCC_VERSION}-i686-linux-gnu \
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gcc-${GCC_VERSION}-multilib \
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gcc-${GCC_VERSION}-multilib-i686-linux-gnu \
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g++-${GCC_VERSION} \
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g++-${GCC_VERSION}-aarch64-linux-gnu \
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g++-${GCC_VERSION}-arm-linux-gnueabi \
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g++-${GCC_VERSION}-arm-linux-gnueabihf \
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g++-${GCC_VERSION}-i686-linux-gnu \
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g++-${GCC_VERSION}-multilib \
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g++-${GCC_VERSION}-multilib-i686-linux-gnu && \
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rm -rf /var/lib/apt/lists/*
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#
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# Install gdb dependencies
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#
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RUN apt-get update -qq && \
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apt-get clean && \
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apt-get -y install texinfo \
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libncurses5-dev \
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libmpfr-dev \
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libgmp-dev \
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libexpat1-dev \
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libunwind-dev \
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libpython3.10-dev \
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python3.10-distutils && \
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rm -rf /var/lib/apt/lists/*
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RUN mkdir -p /gdb/
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ADD ./build.sh /gdb/build.sh
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#
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# Add docker user
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#
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RUN adduser --disabled-password --gecos "" gdb && \
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adduser gdb sudo && \
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echo "%sudo ALL=(ALL) NOPASSWD:ALL" >>/etc/sudoers
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USER gdb
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WORKDIR /gdb/
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ENTRYPOINT ["bash", "build.sh"]

‎build-docker.sh‎

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#!/usr/bin/env bash
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set -e
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DOCKERFILE_PATH=$(realpath Dockerfile)
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DOCKER_IMAGE_NAME="gdb-compiler-image"
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DOCKER_CONTAINER_NAME="gdb-compiler-builder"
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echo "[+] Building docker image: ${DOCKER_IMAGE_NAME}"
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docker build --tag ${DOCKER_IMAGE_NAME} -f "${DOCKERFILE_PATH}" .
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echo
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echo "[+] Running gdb container: ${DOCKER_CONTAINER_NAME}"
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docker run -it --rm -v "$PWD:/gdb" --name ${DOCKER_CONTAINER_NAME} ${DOCKER_IMAGE_NAME}
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echo

‎build.sh‎

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#!/usr/bin/env bash
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set -e
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PROJECT_DIR=$(dirname "$(realpath -s "$0")")
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GCC_VERSION=12
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GDB_VERSION=12.1
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PYTHON_VERSION=3.10
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GDB_ARCHS=("x86_64-linux-gnu")
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GDBSERVER_ARCHS=("i686-linux-gnu" "x86_64-linux-gnu" "arm-linux-gnueabi" "aarch64-linux-gnu")
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BUILD_PATH="${PROJECT_DIR}/build"
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SOURCE_DIR="${BUILD_PATH}/gdb-${GDB_VERSION}"
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function buildGDB() {
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local isGDBServer="$1"
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local eabi="$2"
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local buildPath
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local prefix
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echo ""
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if [ "${isGDBServer}" = true ]; then
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echo "[+] Building GDB server for abi: ${eabi}"
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prefix=gdbserver
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else
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echo "[+] Building GDB for abi: ${eabi}"
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prefix=gdb
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fi
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local buildPath="${BUILD_PATH}/${prefix}/${eabi}"
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if [[ ! -d "${buildPath}" ]]; then
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mkdir -p "${buildPath}"
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cd "${buildPath}" || exit
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if [ "${isGDBServer}" = true ]; then
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${SOURCE_DIR}/configure \
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--host="${eabi}" \
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--disable-gdb \
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--disable-docs \
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--disable-binutils \
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--disable-gas \
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--disable-sim \
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--disable-gprof \
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--disable-inprocess-agent \
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--enable-gdbserver \
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--prefix="${buildPath}/binaries" \
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CC="${eabi}-gcc-${GCC_VERSION}" \
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CXX="${eabi}-g++-${GCC_VERSION}" \
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LDFLAGS="-static -static-libstdc++"
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else
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${SOURCE_DIR}/configure \
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--host="${eabi}" \
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--enable-targets=all \
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--with-python=/usr/bin/python${PYTHON_VERSION} \
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--disable-docs \
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--disable-gdbserver \
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--disable-binutils \
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--disable-gas \
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--disable-sim \
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--disable-gprof \
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--disable-inprocess-agent \
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--prefix="${buildPath}/binaries" \
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CC="${eabi}-gcc-${GCC_VERSION}" \
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CXX="${eabi}-g++-${GCC_VERSION}"
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fi
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else
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cd "${buildPath}" || exit
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fi
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echo -e "\t[*] Path: ${buildPath}"
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make
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make install
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find ./* -maxdepth 0 -name "binaries" -prune -o -exec rm -rf {} \;
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mv binaries/* .
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rm -rf binaries
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echo ""
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cd "${PROJECT_DIR}" || exit
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}
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function downloadGDB() {
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local url="https://ftp.gnu.org/gnu/gdb/gdb-${GDB_VERSION}.tar.gz"
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local sourceDir="$1"
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if [[ ! -d "${sourceDir}" ]]; then
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mkdir -p "${sourceDir}"
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echo "[+] Downloading: ${url} in ${sourceDir}"
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wget -qO- "${url}" | tar -xz --strip-components=1 -C "${sourceDir}"
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fi
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}
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mkdir -p "${BUILD_PATH}"
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downloadGDB "${SOURCE_DIR}"
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#
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# Build gdb and gdbserver
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#
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for ABI in "${GDB_ARCHS[@]}"; do
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buildGDB false "${ABI}"
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done
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for ABI in "${GDBSERVER_ARCHS[@]}"; do
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buildGDB true "${ABI}"
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done

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