_ghcr.yml

# SPDX-FileCopyrightText: 2022 Dusan Mijatovic (dv4all)
# SPDX-FileCopyrightText: 2022 dv4all
# SPDX-FileCopyrightText: 2024 Ewan Cahen (Netherlands eScience Center) <e.cahen@esciencecenter.nl>
# SPDX-FileCopyrightText: 2024 Netherlands eScience Center
#
# SPDX-License-Identifier: Apache-2.0

name: reusable ghcr.io module

on:
  workflow_call:
    inputs:
      ghcr_user:
        required: true
        description: User for logging to ghcr.io (use github.actor)
        type: string
      base_image_name:
        required: true
        description: Base image name incl. ghcr.io
        type: string
      image_tag:
        required: true
        description: Image tag (version)
        type: string
      dockerfile:
        required: true
        description: Location and name of docker file
        type: string
      docker_context:
        required: true
        description: Docker context for the build command
        type: string
    secrets:
      token:
        required: true
    outputs:
      image_created:
        description: Full image name after upload to ghcr.io
        value: ${{jobs.build_and_push.outputs.image_build}}
      image_uploaded:
        description: Confirmation that image is uploaded to ghcr.io
        value: ${{jobs.build_and_push.outputs.image_pushed}}

jobs:
  build_and_push:
    name: build and push image
    runs-on: ubuntu-22.04
    outputs:
      image_build: ${{steps.build_image.outputs.image_build}}
      image_pushed: ${{steps.build_image.outputs.image_pushed}}
    steps:
      - name: checkout
        # https://github.com/actions/checkout
        uses: actions/checkout@v4
      - name: build
        id: build_image
        run: |
          IMAGE_TAG_VERSION=${{inputs.base_image_name}}:${{inputs.image_tag}}
          IMAGE_TAG_LASTEST=${{inputs.base_image_name}}:latest
          echo image_tag_version $IMAGE_TAG_VERSION
          docker build -t $IMAGE_TAG_VERSION -t $IMAGE_TAG_LASTEST -f ${{inputs.dockerfile}} ${{inputs.docker_context}}
          echo "{image_build}={$IMAGE_TAG_VERSIONvalue}" >> $GITHUB_OUTPUT
      - name: push to ghcr.io
        id: push_image
        run: |
          echo login
          echo "${{secrets.token}}" | docker login https://ghcr.io -u ${{inputs.ghcr_user}} --password-stdin
          echo push auth image with all tags
          docker push ${{inputs.base_image_name}} --all-tags
          echo "{image_build}={$IMAGE_TAG_VERSIONvalue}" >> $GITHUB_OUTPUT