rpi-aarch64-image-builder.yml

name: Archlinux aarch64 Raspberry Pi Image Builder

on: [push]

jobs:
  build-image:
    name: Build Archlinux aarch64 Raspberry Pi Image
    env:
      LOOP_IMAGE: archlinux-aarch64-rpi.img
      LOOP_IMAGE_SIZE: 4G
      DISCORD_WEBHOOK_URL: ${{ secrets.DISCORD_WEBHOOK_URL }}
      RPI_MODEL: 5
      ARM_VERSION: aarch64
      # WORKDIR_BASE: /mnt/github-actions/${{ github.repository }}/branches/${{ github.ref_name }}/${{ github.run_id }}/${{ env.ARM_VERSION }}/${{ env.RPI_MODEL }}
      # LOOP_IMAGE_PATH: ${{ env.WORKDIR_BASE }}/archlinux-${{ env.ARM_VERSION }}-rpi-${{ env.RPI_MODEL }}.img
    runs-on: self-hosted
    environment: main
    # container: archlinux:latest
    steps:
    - name: Checkout repository
      uses: actions/checkout@v2

    - name: Set up WORKDIR_BASE and LOOP_IMAGE_PATH
      run: |
        echo "WORKDIR_BASE=/mnt/github-actions/${{ github.repository }}/branches/${{ github.ref_name }}/${{ github.run_id }}/${ARM_VERSION}/${RPI_MODEL}" >> $GITHUB_ENV
        echo "LOOP_IMAGE_PATH=${WORKDIR_BASE}/archlinux-${ARM_VERSION}-rpi-${RPI_MODEL}.img" >> $GITHUB_ENV

    - name: Detect Linux Distribution
      id: detect-distro
      run: |
        echo "DISTRO=$(cat /etc/*-release | grep ^ID= | cut -d'=' -f2)" >> $GITHUB_ENV    

    - name: Update system and install dependencies for Arch Linux
      if: env.DISTRO == 'arch'
      run: |
        sudo pacman -Syu --noconfirm
        sudo pacman -S --noconfirm qemu-user-static-binfmt qemu-user-static dosfstools wget libarchive sudo  arch-install-scripts
    
    - name: Update system and install dependencies for Ubuntu
      if: env.DISTRO == 'ubuntu'
      run: |
        sudo apt update
        sudo apt-get install -y arch-install-scripts qemu-user-static binfmt-support dosfstools wget libarchive-tools sudo
      
    - name: Create Image File
      run: |
        fallocate -l $LOOP_IMAGE_SIZE $LOOP_IMAGE_PATH

    - name: Setup Loop Device
      run: |
        sudo losetup -fP $LOOP_IMAGE_PATH
        LOOP_DEVICE=$(sudo losetup -j $LOOP_IMAGE_PATH | cut -d: -f1)
        echo "Loop device is $LOOP_DEVICE"
        echo "LOOP_DEVICE=$LOOP_DEVICE" >> $GITHUB_ENV

    - name: Run Build Script
      run: |
        sudo chmod +x ./build-archlinux-rpi-aarch64-img.sh
        sudo ./build-archlinux-rpi-aarch64-img.sh $LOOP_DEVICE $RPI_MODEL $ARM_VERSION $WORKDIR_BASE

    - name: Upload Image and Get URL
      if: success()
      run: |
        ISO_URL=$(curl --upload-file $LOOP_IMAGE_PATH https://pub.strat.zone/)
        echo "ISO_URL=$ISO_URL" >> $GITHUB_ENV

    - name: Notify Success
      if: success()
      run: |
        SUCCESS_MESSAGE="🎉 Awesome! The Raspberry Pi image build succeeded 🚀\nAuthor: ${{ github.actor }}\nBranch: ${{ github.ref }}\nCommit Message: ${{ github.event.head_commit.message }}\n[View Last Commit](https://github.com/${{ github.repository }}/commit/${{ github.sha }}) 📜\nThe custom-built Archlinux image for Raspberry Pi Model ${{ env.RPI_MODEL }} with ${{ env.ARM_VERSION }} architecture is now available for download:\n[Download Image]($ISO_URL) 📦\nFilename: archlinux-${{ env.ARM_VERSION }}-rpi-${{ env.RPI_MODEL }}.img"
        curl -X POST -H "Content-Type: application/json" -d "{\"content\": \"$SUCCESS_MESSAGE\"}" $DISCORD_WEBHOOK_URL  

    - name: Notify Failure
      if: failure()
      run: |
        FAILURE_MESSAGE="😞 Oops! The pipeline for **${{ github.repository }}** has failed.\n[Check the logs and troubleshoot here.](https://github.com/${{ github.repository }}/commit/${{ github.sha }}) 🛠️"
        curl -X POST -H "Content-Type: application/json" -d "{\"content\": \"$FAILURE_MESSAGE\"}" $DISCORD_WEBHOOK_URL

    - name: Umount Loop Device
      if: always()
      run: |
        sudo umount -R $WORKDIR_BASE || true
        echo "Unmounted $WORKDIR_BASE"

    - name: Delete Work Folder
      if: always()
      run: |
        sudo rm -rf $WORKDIR_BASE
        echo "Work folder deleted"

    - name: Unmount and Release Loop Device
      if: always()
      run: |
        if [ -n "$LOOP_DEVICE" ]; then
          sudo losetup -d $LOOP_DEVICE
          echo "Loop device $LOOP_DEVICE released"
        fi