build.yml

# GitHub Action to build a self-contained binary of the Denon AVR Python driver
---
name: "Build & Release"

on:
  push:
    branches: [ main ]
    tags:
      - v[0-9]+.[0-9]+.[0-9]+*

env:
  INTG_NAME: denonavr
  HASH_FILENAME: uc-intg-denonavr.hash
  # Python version to use in the builder image. See https://hub.docker.com/r/arm64v8/python for possible versions.
  PYTHON_VER: 3.11.6-0.2.0

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          # History of 200 should be more than enough to calculate commit count since last release tag.
          fetch-depth: 200

      - name: Fetch all tags to determine version
        run: |
          git fetch origin +refs/tags/*:refs/tags/*
          echo "VERSION=$(git describe --match "v[0-9]*" --tags HEAD --always)" >> $GITHUB_ENV

      - name: Verify driver.json version for release build
        if: contains(github.ref, 'tags/v')
        run: |
          DRIVER_VERSION="v$(jq .version -r driver.json)"
          if [ "${{ env.VERSION }}" != "$DRIVER_VERSION" ]; then
            echo "Version in driver.json ($DRIVER_VERSION) doesn't match git version tag (${{ env.VERSION }})!"
            exit 1
          fi

      - name: Prepare
        run: |
          sudo apt-get update && sudo apt-get install -y qemu binfmt-support qemu-user-static
          docker run --rm --privileged multiarch/qemu-user-static --reset -p yes

          echo "Running pyinstaller"          
          docker run --rm --name builder \
            --platform=aarch64 \
            --user=$(id -u):$(id -g) \
            -v ${GITHUB_WORKSPACE}:/workspace \
            docker.io/unfoldedcircle/r2-pyinstaller:${PYTHON_VER} \
            bash -c \
              "cd /workspace && \
              python -m pip install -r requirements.txt && \
              pyinstaller --clean --onedir --name intg-denonavr intg-denonavr/driver.py"

      - name: Add version
        run: |
          mkdir -p artifacts
          cd artifacts
          echo ${{ env.VERSION }} > version.txt

      - name: Prepare artifacts
        shell: bash
        run: |
          mv dist/intg-denonavr artifacts/
          mv artifacts/intg-denonavr artifacts/bin
          mv artifacts/bin/intg-denonavr artifacts/bin/driver
          cp driver.json artifacts/
          echo "ARTIFACT_NAME=uc-intg-${{ env.INTG_NAME }}-${{ env.VERSION }}-aarch64" >> $GITHUB_ENV

      - name: Create upload artifact
        shell: bash
        run: |
          tar czvf ${{ env.ARTIFACT_NAME }}.tar.gz -C ${GITHUB_WORKSPACE}/artifacts .
          ls -lah

      - uses: actions/upload-artifact@v3
        id: upload_artifact
        with:
          name: ${{ env.ARTIFACT_NAME }}
          path: ${{ env.ARTIFACT_NAME }}.tar.gz
          if-no-files-found: error
          retention-days: 3

  release:
    name: Create Release
    if: github.ref == 'refs/heads/main' || contains(github.ref, 'tags/v')
    runs-on: ubuntu-latest
    needs: [ build ]

    steps:
      - name: Download build artifacts
        uses: actions/download-artifact@v3

      - name: Extract build archives from downloaded files
        run: |
          ls -R
          # extract tar.gz build archives from downloaded artifacts
          # (wrapped in tar from actions/upload-artifact, then extracted into a directory by actions/download-artifact)
          for D in * 
            do if [ -d "${D}" ]; then
              mv $D/* ./
            fi
          done;

      # Use a common timestamp for all matrix build artifacts
      - name: Get timestamp
        run: |
          echo "TIMESTAMP=$(date +"%Y%m%d_%H%M%S")" >> $GITHUB_ENV

      # Add timestamp to development builds
      - name: Create GitHub development build archives
        if: "!contains(github.ref, 'tags/v')"
        run: |
          # append timestamp
          for filename in *.tar.gz; do mv $filename "$(basename $filename .tar.gz)-${{ env.TIMESTAMP }}.tar.gz"; done;
          for filename in *.tar.gz; do echo "sha256  `sha256sum $filename`" >> ${{ env.HASH_FILENAME }}; done;

      - name: Create Pre-Release
        uses: "marvinpinto/action-automatic-releases@latest"
        if: "!contains(github.ref, 'tags/v')"
        with:
          repo_token: "${{ secrets.GITHUB_TOKEN }}"
          automatic_release_tag: "latest"
          prerelease: true
          title: "Development Build"
          files: |
            *.tar.gz
            ${{ env.HASH_FILENAME }}

      - name: Create GitHub release archives
        if: "contains(github.ref, 'tags/v')"
        run: |
          for filename in *.tar.gz; do echo "sha256  `sha256sum $filename`" >> ${{ env.HASH_FILENAME }}; done;

      - name: Create Release
        uses: "marvinpinto/action-automatic-releases@latest"
        if: "contains(github.ref, 'tags/v')"
        with:
          repo_token: "${{ secrets.GITHUB_TOKEN }}"
          prerelease: false
          files: |
            *.tar.gz
            ${{ env.HASH_FILENAME }}