build-user-image.yml

name: Build User Image

on:
  workflow_run:
    workflows: ["Test User Package"]
    types:
      - completed

  workflow_dispatch:
    inputs:
      gitrev:
        type: string
        required: true
        description: "gitrev: commit (full), tag or branch (branch is not unique and therefore step could get cached)"
      verstag:
        type: string
        required: true
        description: "version: PEP440 version-tag of Karabo (incl. leading 'v')"
      latest:
        type: boolean
        required: false
        default: false
        description: "Tag image as 'latest'?"
      test:
        type: boolean
        required: false
        default: false
        description: "Install from `gitrev` environment.yaml instead?"

env:
  REGISTRY: ghcr.io

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    if: ${{ (github.event.workflow_run.conclusion == 'success') || (github.event_name == 'workflow_dispatch') }}
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

      # Aussumes that current repo-tag matches karabo:latest on anaconda.org
      - name: Get Previous tag
        uses: actions-ecosystem/action-get-latest-tag@v1
        id: get-latest-tag

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Setup metadata img-name & img-tag
        shell: bash -l {0}
        run: |
          if [[ ${{ github.event_name }} == "workflow_run" ]]
          then
            echo "latest=true" >> "$GITHUB_ENV"
            echo "version=${{ steps.get-latest-tag.outputs.tag }}" >> "$GITHUB_ENV"
            echo "gitrev=${{ steps.get-latest-tag.outputs.tag }}" >> "$GITHUB_ENV"
            echo "build=user" >> "$GITHUB_ENV"
          fi
          if [[ ${{ github.event_name }} == "workflow_dispatch" ]]
          then
            echo "latest=${{ inputs.latest }}" >> "$GITHUB_ENV"
            echo "version=${{ inputs.verstag }}" >> "$GITHUB_ENV"
            echo "gitrev=${{ inputs.gitrev }}" >> "$GITHUB_ENV"
            if [[ ${{ inputs.test }} == "true" ]]
            then
              echo "build=test" >> "$GITHUB_ENV"
            else
              echo "build=user" >> "$GITHUB_ENV"
            fi
          fi
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ github.repository }}
          tags: |
            type=raw, enable=${{ env.latest }}, value=latest
            type=pep440, pattern={{version}}, value=${{ env.version }}

      - name: Build and export to Docker
        uses: docker/build-push-action@v5
        with:
          file: docker/user/Dockerfile
          context: .
          push: false
          build-args: |
            GIT_REV=${{ env.gitrev }}
            BUILD=${{ env.build }}
          load: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: test
      - name: Test container
        run: |
          docker run --rm ${{ steps.meta.outputs.tags }}:test pytest /opt/conda/lib/python3.9/site-packages/karabo/test

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          file: docker/user/Dockerfile
          context: .
          push: true
          build-args: |
            GIT_REV=${{ env.gitrev }}
            BUILD=${{ env.build }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}