lifting-bits-remill/.github/workflows/docker-publish.yml

name: Build and Publish Docker Images

on:
  push:
    tags:
      - 'v*'
  pull_request:
    branches:
      - master
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  REGISTRY: ghcr.io

jobs:
  build-and-push:
    runs-on: ubuntu-22.04
    permissions:
      contents: read
      packages: write
    strategy:
      fail-fast: false
      matrix:
        llvm: ["19", "21"]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to GitHub Container Registry
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          # Package name: remill/llvm19-ubuntu22.04
          images: ${{ env.REGISTRY }}/lifting-bits/remill/llvm${{ matrix.llvm }}-ubuntu22.04
          tags: |
            type=raw,value=latest,enable={{is_default_branch}}
            type=sha
            type=ref,event=tag
            type=ref,event=pr

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile.llvm
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          build-args: |
            LLVM_VERSION=${{ matrix.llvm }}
            UBUNTU_VERSION=22.04
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Test Docker image (PR only)
        if: github.event_name == 'pull_request'
        run: |
          docker build \
            --build-arg LLVM_VERSION=${{ matrix.llvm }} \
            --build-arg UBUNTU_VERSION=22.04 \
            -f Dockerfile.llvm \
            -t test-image .
          docker run --rm test-image --version
          docker run --rm test-image --arch amd64 --ir_out /dev/stdout --bytes c704ba01000000