build-alpine.yml

name: Build Node binaries for Alpine

on:
  workflow_dispatch:
  workflow_call:

jobs:
  alpine:
    runs-on: ubuntu-20.04

    strategy:
      fail-fast: false
      matrix:
        target-node: [14, 16, 18, 19]
        target-arch: [x64, arm64]
        include:
          - target-arch: x64
            target-triple: x86_64-linux-musl
            host-arch: x86_64
          - target-arch: arm64
            target-triple: aarch64-linux-musl
            host-arch: x86_64

    steps:
      - uses: actions/checkout@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Build
        uses: docker/build-push-action@v2
        with:
          build-args: |
            HOST_ARCH=${{ matrix.host-arch }}
            TARGET_TRIPLE=${{ matrix.target-triple }}
            PKG_FETCH_OPTION_a=${{ matrix.target-arch }}
            PKG_FETCH_OPTION_n=node${{ matrix.target-node }}
            PKG_FETCH_OPTION_p=alpine
          context: .
          file: ./Dockerfile.alpine
          platforms: linux/amd64
          outputs: type=tar,dest=../out.tar

      - name: Extract binaries from Docker image
        run: |
          tar xvf ../out.tar root/pkg-fetch/dist

      - name: Check if binary is compiled
        id: check_file
        run: |
          (test -f root/pkg-fetch/dist/*.sha256sum && echo ::set-output name=EXISTS::true) || echo ::set-output name=EXISTS::false

      - uses: actions/upload-artifact@v2
        if: steps.check_file.outputs.EXISTS == 'true'
        with:
          name: node${{ matrix.target-node }}-alpine-${{ matrix.target-arch }}
          path: root/pkg-fetch/dist/*