.github/workflows/build_docker_image.yaml

# Workflow which builds are publishes Docker image used for website development.
# Pre-built image can speed up the development since user doesn't need to build it
# locally first.
name: Build Docker Image

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
  schedule:
    - cron: '0 1 * * *'

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: "libcloud-site-dev"

jobs:
  # Special job which skips duplicate jobs
  pre_job:
    name: Skip Duplicate Jobs Pre Job
    runs-on: ubuntu-latest
    # Map a step output to a job output
    outputs:
      should_skip: ${{ steps.skip_check.outputs.should_skip }}
    steps:
      - name: Checkout code
        uses: actions/checkout@master
        with:
          fetch-depth: 1

      - id: skip_check
        # NOTE: We store action as submodule since ASF doesn't allow directly referencing external
        # actions
        uses: ./.github/actions/skip-duplicate-actions # v3.4.1
        with:
          github_token: ${{ github.token }}

  build_docker_image:
    name: Build Docker Image
    runs-on: ubuntu-latest
    timeout-minutes: 8
    permissions:
      contents: read
      packages: write

    needs: pre_job
    if: ${{ needs.pre_job.outputs.should_skip == 'false' || github.ref == 'refs/heads/master' }}

    steps:
      - uses: actions/checkout@master
        with:
          fetch-depth: 1

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1

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

      - name: Log in to the Github Container registry
        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: false
          tags: ghcr.io/apache/libcloud-site-dev:latest