release.yml

name: release

on:
  workflow_dispatch:
    inputs:
      qemu_repo:
        description: 'QEMU source git repo'
        required: false
      qemu_ref:
        description: 'QEMU git ref (ie. tag, branch or sha)'
        required: false
      qemu_version:
        description: 'QEMU version (e.g. v5.2.0)'
        required: true
      target:
        description: 'Bake target'
        required: true
        default: 'mainline'
      latest:
        description: 'Create latest tag'
        required: true
        default: 'false'
      dry-run:
        description: 'Dry run'
        required: false
        default: 'true'

env:
  REPO_SLUG: ghcr.io/karellen/binfmt
  CACHE_GHA_SCOPE_CROSS: binfmt-cross

jobs:
  release:
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: write

    steps:
      -
        name: Checkout
        uses: actions/checkout@v4
      -
        name: Prepare
        id: prep
        run: |
          REPO=$(docker buildx bake --print ${{ github.event.inputs.target }} | jq --raw-output '.. | .args?.QEMU_REPO | select(.)')
          if [ "${{ github.event.inputs.qemu_repo }}" != "" ]; then
            REPO=${{ github.event.inputs.qemu_repo }}
          fi
          REF=$(docker buildx bake --print ${{ github.event.inputs.target }} | jq --raw-output '.. | .args?.QEMU_VERSION | select(.)')
          if [ "${{ github.event.inputs.qemu_ref }}" != "" ]; then
            REF=${{ github.event.inputs.qemu_ref }}
          fi
          if [ "${{ github.event.inputs.target }}" = "mainline" ]; then
            TAG_PREFIX=qemu-
            GIT_TAG=deploy/${{ github.event.inputs.qemu_version }}-${{ github.run_number }}
          else
            TAG_PREFIX=${{ github.event.inputs.target }}-
            GIT_TAG=${{ github.event.inputs.target }}/${{ github.event.inputs.qemu_version }}-${{ github.run_number }}
          fi
          echo repo=${REPO} >> $GITHUB_OUTPUT
          echo ref=${REF} >> $GITHUB_OUTPUT
          echo tag_prefix=${TAG_PREFIX} >> $GITHUB_OUTPUT
          echo git_tag=${GIT_TAG} >> $GITHUB_OUTPUT
      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REPO_SLUG }}
          tags: |
            type=raw,value=${{ steps.prep.outputs.tag_prefix }}${{ github.event.inputs.qemu_version }}-${{ github.run_number }}
            type=raw,value=${{ steps.prep.outputs.tag_prefix }}${{ github.event.inputs.qemu_version }}
            type=raw,value=${{ steps.prep.outputs.tag_prefix }}latest,enable=${{ github.event.inputs.target != 'mainline' && github.event.inputs.latest == 'true' }}
            type=raw,value=latest,enable=${{ github.event.inputs.target == 'mainline' && github.event.inputs.latest == 'true' }}
          flavor: |
            latest=false
          labels: |
            org.opencontainers.image.title=Binfmt
            org.opencontainers.image.description=Cross-platform emulator collection distributed with Docker images
          bake-target: meta-helper
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        with:
          image: tonistiigi/binfmt:master
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      -
        name: Login to GHCR
        uses: docker/login-action@v3
        if: github.event.inputs.dry-run != 'true'
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      -
        name: Build image
        uses: docker/bake-action@v5
        with:
          files: |
            ./docker-bake.hcl
            ${{ steps.meta.outputs.bake-file }}
          targets: ${{ github.event.inputs.target }}-all
          push: ${{ github.event.inputs.dry-run != 'true' }}
          set: |
            *.cache-from=${{ env.REPO_SLUG }}:${{ steps.prep.outputs.tag_prefix }}${{ github.event.inputs.qemu_version }},${{ env.REPO_SLUG }}:${{ steps.prep.outputs.tag_prefix }}master
            *.cache-from=type=gha,scope=${{ env.CACHE_GHA_SCOPE_CROSS }}-${{ github.event.inputs.target }}
        env:
          REPO: ${{ env.REPO_SLUG }}
          QEMU_REPO: ${{ steps.prep.outputs.repo }}
          QEMU_VERSION: ${{ steps.prep.outputs.ref }}
      -
        name: Build artifacts
        uses: docker/bake-action@v5
        if: github.event.inputs.target == 'mainline'
        with:
          files: |
            ./docker-bake.hcl
            ${{ steps.meta.outputs.bake-file }}
          targets: archive-all
          set: |
            *.cache-from=${{ env.REPO_SLUG }}:${{ steps.prep.outputs.tag_prefix }}${{ github.event.inputs.qemu_version }},${{ env.REPO_SLUG }}:${{ steps.prep.outputs.tag_prefix }}master
            *.cache-from=type=gha,scope=${{ env.CACHE_GHA_SCOPE_CROSS }}-${{ github.event.inputs.target }}
            *.output=type=local,dest=./bin,platform-split=false
        env:
          REPO: ${{ env.REPO_SLUG }}
          QEMU_REPO: ${{ steps.prep.outputs.repo }}
          QEMU_VERSION: ${{ steps.prep.outputs.ref }}
      -
        name: List artifacts
        if: github.event.inputs.target == 'mainline'
        run: |
          tree -nh ./bin
      -
        name: Create Release
        uses: softprops/action-gh-release@c062e08bd532815e2082a85e87e3ef29c3e6d191  # v2.0.8
        if: github.event.inputs.dry-run != 'true'
        with:
          name: ${{ steps.prep.outputs.git_tag }}
          tag_name: ${{ steps.prep.outputs.git_tag }}
          prerelease: ${{ github.event.inputs.latest != 'true' }}
          files: bin/*.tar.gz
          fail_on_unmatched_files: false
          target_commitish: ${{ github.sha }}
          body: |
            * logs: ${{ github.event.repository.html_url }}/actions/runs/${{ github.run_id }}
            * qemu repo: ${{ steps.prep.outputs.repo }}/tree/${{ steps.prep.outputs.ref }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}