main.yml

name: Yocto Build
on:
  push:
    branches:
      - '**'  # Matches all branches
jobs:
  build:
    runs-on: self-hosted
    steps:
      - name: Install Dependencies
        run: |
          sudo apt-get update
          sudo apt-get upgrade -y
          sudo apt-get install -y gawk wget git diffstat unzip texinfo gcc build-essential \
            chrpath socat cpio python3 python3-pip python3-pexpect xz-utils debianutils \
            iputils-ping python3-git python3-jinja2 libegl1-mesa libsdl1.2-dev \
            python3-subunit mesa-common-dev zstd liblz4-tool file locales libacl1 \
            curl python-is-python3 bmap-tools qemu-system-arm
          sudo locale-gen en_US.UTF-8
      - name: Install repo tool
        run: |
          mkdir -p ~/bin
          curl http://commondatastorage.googleapis.com/git-repo-downloads/repo > ~/bin/repo
          chmod a+x ~/bin/repo
          echo "${HOME}/bin" >> $GITHUB_PATH
      - name: Initialize Yocto Environment
        run: |
          mkdir -p yocto-astrial
          cd yocto-astrial
          repo init -u https://github.com/nxp-imx/imx-manifest -b imx-linux-kirkstone -m imx-5.15.71-2.2.0.xml
          mkdir -p .repo/local_manifests
          wget --directory-prefix .repo/local_manifests https://raw.githubusercontent.com/System-Electronics/meta-sysele-nxp-5.15.71/main/manifest/astrial-5.15.71.xml
          repo sync
      - name: Generate Build Signature
        run: |
          if [ "${{ secrets.BUILD_SIGNING_KEY }}" != "" ]; then
            SIGNATURE_INPUT="${GITHUB_SHA}|${GITHUB_REPOSITORY}|${GITHUB_RUN_ID}|${{ secrets.BUILD_SIGNING_KEY }}"
            BUILD_SIGNATURE=$(echo -n "$SIGNATURE_INPUT" | openssl dgst -sha256 -hmac "${{ secrets.BUILD_SIGNING_KEY }}" -hex | cut -d' ' -f2)
          else
            BUILD_SIGNATURE="unofficial"
          fi
          echo "BUILD_SIGNATURE=${BUILD_SIGNATURE}" >> $GITHUB_ENV
      - name: Build Image
        run: |
          cd yocto-astrial
          source astrial-setup-env -b build
          export BB_ENV_PASSTHROUGH_ADDITIONS="GITHUB_SHA GITHUB_REPOSITORY GITHUB_RUN_ID BUILD_SIGNATURE"
          bitbake system-astrial-image
      - name: Run QEMU
        run: |
          cd yocto-astrial/build
          # Estraiamo l'immagine wic.zst
          zstd -d tmp/deploy/images/astrial-imx8mp/system-astrial-image-astrial-imx8mp-*.rootfs.wic.zst
          
          # Avviamo QEMU con l'immagine
          qemu-system-aarch64 \
            -machine virt \
            -cpu cortex-a53 \
            -nographic \
            -smp 4 \
            -m 2048 \
            -kernel tmp/deploy/images/astrial-imx8mp/Image \
            -append "root=/dev/vda console=ttyAMA0" \
            -drive file=tmp/deploy/images/astrial-imx8mp/system-astrial-image-astrial-imx8mp-*.rootfs.wic,format=raw,if=virtio \
            -netdev user,id=eth0 \
            -device virtio-net-device,netdev=eth0 \
            -no-reboot \
            -monitor none \
            & 
          
          # Aspettiamo che il sistema si avvii e catturiamo l'output
          sleep 300
          
          # Terminiamo QEMU
          pkill qemu-system-aarch64
      - name: Archive Build Artifacts
        uses: actions/upload-artifact@v4
        with:
          name: yocto-build
          path: |
            yocto-astrial/build/tmp/deploy/images/astrial-imx8mp/imx-boot-astrial-imx8mp-sd.bin-flash_evk
            yocto-astrial/build/tmp/deploy/images/astrial-imx8mp/system-astrial-image-astrial-imx8mp-*.rootfs.wic.zst