version: 2.0
jobs:
  build:
    docker:
      - image: champtar/openwrtpackagesci@sha256:ba41678f7bd9dea5f1caef9594167588c306caf08bc2f90e779a91e57a9fc7bd
    environment:
      - SDK_BASE_URL: "https://downloads.lede-project.org/snapshots/targets/ar71xx/generic"
      - SDK_FILE: "openwrt-sdk-ar71xx-generic_gcc-7.3.0_musl.Linux-x86_64.tar.xz"
    branches:
      only: /pull.*/
    steps:
      - run:
          name: Download the SDK
          working_directory: ~/sdk
          command: |
             curl "$SDK_BASE_URL/sha256sums" -sS -o sha256sums
             curl "$SDK_BASE_URL/sha256sums.asc" -sS -o sha256sums.asc
             gpg --with-fingerprint --verify sha256sums.asc sha256sums
             curl "$SDK_BASE_URL/$SDK_FILE" -sS -o "$SDK_FILE"
             sha256sum -c --ignore-missing sha256sums

      - checkout:
          path: ~/openwrt_packages

      - run:
          name: Prepare build_dir
          working_directory: ~/build_dir
          command: |
             tar Jxf ~/sdk/$SDK_FILE --strip=1
             cat > feeds.conf <<EOF
             src-git base https://github.com/lede-project/source.git
             src-link packages $HOME/openwrt_packages
             src-git luci https://github.com/openwrt/luci.git
             EOF
             cat feeds.conf
             # enable BUILD_LOG
             sed -i '1s/^/config BUILD_LOG\n\tbool\n\tdefault y\n\n/' Config-build.in
             ./scripts/feeds update -a > /dev/null
             ./scripts/feeds install -a > /dev/null
             make defconfig > /dev/null

      - run:
          name: Download & check & compile
          working_directory: ~/build_dir
          command: |
             PKGS=$(cd ~/openwrt_packages; git diff --diff-filter=d --name-only "origin/master" | grep 'Makefile$' | grep -v '/files/' | awk -F/ '{ print $(NF-1) }')
             echo "Packages: $PKGS"
             for PKG in $PKGS ; do
                 make "package/$PKG/download" V=s
                 make "package/$PKG/check" V=s
             done
             for PKG in $PKGS ; do
                 make "package/$PKG/compile" -j3 V=s
             done

      - store_artifacts:
          path: ~/build_dir/logs

      - store_artifacts:
          path: ~/build_dir/bin