snek.yml

name: snek

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

# When a PR is updated, cancel the jobs from the previous version. Merges
# do not define head_ref, so use run_id to never cancel those jobs.
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

env:
  IMAGE_FILE: dockerimg.tar.zst
  IMAGE: snek
  DOCKER_FILE: snek/.github/Dockerfile

jobs:
  cache-maker:
    runs-on: ubuntu-latest
    steps:
      - name: 'Clone snek'
        uses: actions/checkout@v4
        with:
          path: snek

      - name: Check for Docker Image
        id: cache
        uses: actions/cache@v4
        with:
          path: ${{ env.IMAGE_FILE }}
          key: ${{ env.IMAGE_FILE }}-${{ hashFiles( env.DOCKER_FILE ) }}
          lookup-only: true

      - name: Set up Docker build
        if: steps.cache.outputs.cache-hit != 'true'
        uses: docker/setup-buildx-action@v3

      - name: Build snek container
        if: steps.cache.outputs.cache-hit != 'true'
        uses: docker/build-push-action@v6
        with:
          platforms: linux/amd64
          file: .github/Dockerfile
          tags: ${{ env.IMAGE }}:latest
          outputs: type=docker,force-compression=true,compression=zstd,compression-level=22,dest=${{ env.IMAGE_FILE }}

  test-snek:
    needs: cache-maker
    runs-on: ubuntu-latest
    steps:
      - name: 'Clone snek'
        uses: actions/checkout@v4
        with:
          path: snek

      - name: Restore the Docker Image
        uses: actions/cache@v4
        with:
          path: ${{ env.IMAGE_FILE }}
          key: ${{ env.IMAGE_FILE }}-${{ hashFiles( env.DOCKER_FILE ) }}
          fail-on-cache-miss: true

      - name: Load Docker image
        run: |
          docker load -i $IMAGE_FILE
          docker images -a $IMAGE

      - name: 'Create install destinationn'
        run: |
          mkdir `pwd`/artifacts

      - name: 'Build snek'
        run: |
          docker run --rm \
            --mount type=bind,source=`pwd`/artifacts,destination=/artifacts \
            snek \
            make DESTDIR=/artifacts PREFIX=/opt/snek SNEK_OTHEROS=1 SNEK_RISCV_TEST=1 black check install install-otheros

      - name: 'Upload results'
        uses: actions/upload-artifact@v4
        with:
          name: snek
          path: artifacts