image: gitlab.int.toradex.com:4567/rd/linux-bsp/ci-toolchain-container:linux-toradex_aarch32_arm_builder-bb6f84e

variables:
# uncomment for the pipeline debug purpose
# CI_DEBUG_TRACE: "true"
  DOCKER_HOST: tcp://docker:2375
  DOCKER_DRIVER: overlay2
  DOCKER_TLS_CERTDIR: ""

# Kernel Configuration Section
# Supplementary Tool Section
 # Artifacts configuring section
  KERNEL_CONFIG_BUILD_LOG_FILE_NAME: build_config.log
  KERNEL_BUILD_LOG_FILE_NAME: build.log
  KERNEL_CONFIGURATION_FILE: .config
# Defining temporary build folder to do outside of the box builds.  Absolute path
  TEMP_BUILD_FOLDER: /builds/temp-builds

stages:
  - check-patch
  - build-product

.build_base:
  stage: build-product
  variables:
   GIT_STRATEGY: fetch
#  we are only using 3 latest commits to speed up the fetch process, as we are running pipeline each time we do a commit or a MR  https://docs.gitlab.com/ee/ci/large_repositories/index.html#shallow-cloning
   GIT_DEPTH: "3"
#  To run just on merge request
#  only:
#     - merge_requests
#  when: manual
  script: |
    #set -o xtrace
    cd $CI_PROJECT_DIR
    echo -e "Compiler used to build binaries is"
    which ${CROSS_COMPILE}gcc
    ${CROSS_COMPILE}gcc --version
    echo -e "Arch is \e[36m$ARCH\e[39m"
    THREADS=$(grep processor /proc/cpuinfo -c)
    # due to specific of the kernel build we need to use the latest
    # configuration from the nightly builds. We are getting $Version
    # dynamically, as a variable, based on parsing URL page with
    # Nightly builds ID
    version=$( wget -q -O - http://artifactory-horw.int.toradex.com/artifactory/list/torizoncore-oe-prerelease-horw/dunfell-5.x.y/nightly/ | grep -E "^<a href=\"[0-9]" | sed -E 's/.*\"(.+)\/\".*/\1/' | sort -n | tail -n 1 )
    kernel_config=$( wget -q -O - http://artifactory-horw.int.toradex.com/artifactory/list/torizoncore-oe-prerelease-horw/dunfell-5.x.y/nightly/$version/$KERNEL_FILE_PATH/oedeploy/ | grep -E "^<a href=\"kernel-config--\S+[0-9]{4,6}<" | sed -E 's/.*\"(.+)\".*/\1/' )
    mkdir -p $TEMP_BUILD_FOLDER
    wget -O $TEMP_BUILD_FOLDER/$KERNEL_CONFIGURATION_FILE http://artifactory-horw.int.toradex.com/artifactory/list/torizoncore-oe-prerelease-horw/dunfell-5.x.y/nightly/$version/$KERNEL_FILE_PATH/oedeploy/$kernel_config
    #####
    make O=$TEMP_BUILD_FOLDER -j $THREADS 2>&1 | tee $KERNEL_BUILD_LOG_FILE_NAME
  artifacts:
    when: always
    name: "$CI_COMMIT_REF_NAME"
    paths:
      - $KERNEL_BUILD_LOG_FILE_NAME
      #As we do not generate config for 5.x and use generated one,  we have just kernel config and kernel build log
      - kernel-config
  allow_failure: true
  after_script:
    - set -o xtrace
    - rm -rf $TEMP_BUILD_FOLDER

check_patch:
  stage: check-patch
  script: .gitlab-ci.d/check-patch.py
  variables:
    GIT_STRATEGY: fetch
    GIT_DEPTH: 1000
  allow_failure: true

      # If you need additional products build just copy-paste build_******_product section with new config name
build_default_defconfig :
  stage: build-product
  variables:
    DEFCONFIG: "imx_v6_v7_defconfig"
    # Choose max kernel size that `ubinfo /dev/ubi0_0` reports
    MAX_KERNEL_SIZE_B: 12570624
    GIT_STRATEGY: fetch
    GIT_DEPTH: "1"
  script: |
    #set -o xtrace
    cd $CI_PROJECT_DIR
    echo -e "Compiler used to build binaries is"
    which ${CROSS_COMPILE}gcc
    ${CROSS_COMPILE}gcc --version
    echo -e "Arch is \e[36m$ARCH\e[39m"
    THREADS=$(grep processor /proc/cpuinfo -c)
    make $DEFCONFIG
    make -j $THREADS 2>&1 | tee $KERNEL_BUILD_LOG_FILE_NAME
    KERNEL_SIZE=$(ls -la arch/arm/boot/zImage | awk '{print $5}')
    echo "Kernel size is ${KERNEL_SIZE} bytes"
    if [ $KERNEL_SIZE -ge $MAX_KERNEL_SIZE_B ];
    then
      echo "❌ Kernel exceeds the max size of ${MAX_KERNEL_SIZE_B}, failing CI pipeline";
      exit 1
    fi
  allow_failure: true

build_bsp_defconfig:
  stage: build-product
  variables:
    DEFCONFIG: "toradex-imx_v6_v7_defconfig"
    # Choose max kernel size that `ubinfo /dev/ubi0_0` reports
    MAX_KERNEL_SIZE_B: 12570624
    GIT_STRATEGY: fetch
    GIT_DEPTH: "1"
  script: |
    #set -o xtrace
    cd $CI_PROJECT_DIR
    echo -e "Compiler used to build binaries is"
    which ${CROSS_COMPILE}gcc
    ${CROSS_COMPILE}gcc --version
    echo -e "Arch is \e[36m$ARCH\e[39m"
    THREADS=$(grep processor /proc/cpuinfo -c)
    make $DEFCONFIG
    make -j $THREADS 2>&1 | tee $KERNEL_BUILD_LOG_FILE_NAME
    KERNEL_SIZE=$(ls -la arch/arm/boot/zImage | awk '{print $5}')
    echo "Kernel size is ${KERNEL_SIZE} bytes"
    if [ $KERNEL_SIZE -ge $MAX_KERNEL_SIZE_B ];
    then
      echo "❌ Kernel exceeds the max size of ${MAX_KERNEL_SIZE_B}, failing CI pipeline";
      exit 1
    fi
  artifacts:
    when: always
    name: "$CI_COMMIT_REF_NAME"
    paths:
      - $KERNEL_BUILD_LOG_FILE_NAME
      - kernel-config