apptainer_cloud_build.yaml

name: Cloud Build Apptainer 

on: workflow_dispatch

# only allow one copy of this workflow to run at a time (the group specified by workflow name)
# cancel current workflows if they are running, so that we just run the latest queue'd.
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  REGISTRY: ghcr.io  
  IMAGE_NAME: ${{ github.repository }}  # github.repository as <account>/<repo>  "abcucberkeley/opticalaberrations"
  DO_SIGNING: ${{ false }}
  BRANCH: ${{ github.head_ref || github.ref_name }}   # 'latest-tf' or 'develop'
  PYTEST: python -m pytest --cache-clear -vvv --color=yes --disable-warnings

  DEF_FILE: "Apptainer_CUDA_12_3" # REPLACE with Def file in a repo.

jobs:

  # # Build SIF and store SIF as an CI artifact.
  # build-artifact:
  #   runs-on: ubuntu-latest
  #   steps:
  #     - uses: actions/checkout@v2

  #     - name: Make Tmp Dir
  #       run: |
  #         mkdir -p ${{ github.workspace }}/tmp-sif-path

  #     - name: Build image
  #       env:
  #         SYLABS_AUTH_TOKEN: ${{ secrets.SYLABS_AUTH_TOKEN }}
  #       run: |
  #         docker run -v ${{ github.workspace }}:/app \
  #         -u $(id -u ${USER}):$(id -g ${USER}) \
  #         $DOCKER_BUILD_CLIENT build \
  #         --skip-verify /app/$DEF_FILE "/app/$OUTPUT_SIF"

  #     - name: Move Sif
  #       run: mv ${{ github.workspace }}/$OUTPUT_SIF ${{ github.workspace }}/tmp-sif-path/$OUTPUT_SIF

  #     - name: Save image
  #       uses: actions/upload-artifact@v2
  #       with:
  #         name: ${{ env.OUTPUT_SIF }}
  #         path: ${{ github.workspace }}/tmp-sif-path

  # Build SIF and Push to cloud.sylabs.io
  push-cloud:
    env:
        OUTPUT_SIF: ${{ github.workspace }}/${{ github.head_ref || github.ref_name }}_${{ matrix.CUDA_VERSION }}.sif  # REPLACE with SIF name
        LIBRARY_PATH: oras://ghcr.io/${{ github.repository }}:${{ github.head_ref || github.ref_name }}_${{ matrix.CUDA_VERSION }}_sif # REPLACE with library path to store sif.
    runs-on: ubuntu-latest
    container: sylabsio/scs-build

    steps:
      # Login against a Docker registry except on PR
      # https://github.com/docker/login-action
      - name: Log into registry ${{ env.REGISTRY }}
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}    # aka ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
          
      - uses: actions/checkout@v4

      - name: Build and Push SIF
        env:
          SYLABS_AUTH_TOKEN: ${{ secrets.SYLABS_AUTH_TOKEN }}
        run: |         
          scs-build build --skip-verify /app/${{env.DEF_FILE}} ${{ env.LIBRARY_PATH }}