buildroot-e2e.yml

name: CI

# Controls when the action will run.
on:
  push:
    branches: [master, skiff, skiff-next]
  pull_request:
    branches: [skiff, skiff-next, upstream-master]

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  # This workflow contains a single job called "build"
  build:
    # The type of runner that the job will run on
    runs-on: ubuntu-latest

    env:
      # for add-env below
      ACTIONS_ALLOW_UNSECURE_COMMANDS: 'true'

    # Steps represent a sequence of tasks
    steps:
      # Checks-out the repo under $GITHUB_WORKSPACE
      - uses: actions/checkout@v2

      - name: Cache build cache and downloads
        uses: actions/cache@v2
        env:
          cache-name: cache-buildroot
        with:
          path: ~/br-cache/
          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('Makefile') }}
          restore-keys: |
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-

      # Detect changes vs upstream-master
      - name: Detect changes vs upstream
        run: |
          cd $GITHUB_WORKSPACE
          git fetch
          git remote add upstream https://github.com/buildroot/buildroot.git
          git fetch upstream
          export BUILDROOT_UPSTREAM=$(cat .github/buildroot-upstream)
          echo "::set-env name=CHANGED_VS_UPSTREAM::$(git diff --diff-filter=ACM --name-only $BUILDROOT_UPSTREAM | xargs)"

      # Installing buildroot deps
      - name: Install buildroot apt deps
        run: |
          sudo apt-get install -y libelf-dev python3-magic python3-flake8

      # Run check-package on changed files
      - name: Run check-package on all changed files and setup env
        run: |
          cd $GITHUB_WORKSPACE
          ./utils/check-package $CHANGED_VS_UPSTREAM

      # Test a build
      - name: Run a generic build
        run: |
          cd $GITHUB_WORKSPACE
          make defconfig BR2_DEFCONFIG=$(pwd)/.github/workflows/buildroot-e2e_defconfig
          make -s all legal-info BR2_CCACHE_DIR=${HOME}/br-cache/ccache BR2_DL_DIR=${HOME}/br-cache/dl