constellation/.github/actions/build_micro_service/action.yml

# Required permissions:
#
# permissions:
#   packages: write # for docker/build-push-action
#
name: Build micro service
description: Build and upload a container image for a Constellation micro-service
inputs:
  name:
    description: "Name of the micro-service"
    required: true
  projectVersion:
    description: "Version of the micro-service"
    default: "0.0.0"
    required: false
  dockerfile:
    description: "Path to the services Dockerfile"
    required: true
  pushTag:
    description: "Use this image tag"
    required: false
  githubToken:
    description: "GitHub authorization token"
    required: true
  cosignPublicKey:
    description: "Cosign public key"
    required: false
  cosignPrivateKey:
    description: "Cosign private key"
    required: false
  cosignPassword:
    description: "Password for Cosign private key"
    required: false

# Linux runner only (Docker required)
runs:
  using: "composite"
  steps:
    - name: Determine pseudo version
      id: pseudo-version
      uses: ./.github/actions/pseudo_version

    - name: Docker metadata
      id: meta
      uses: docker/metadata-action@507c2f2dc502c992ad446e3d7a5dfbe311567a96 # v4.3.0
      with:
        images: |
          ghcr.io/${{ github.repository }}/${{ inputs.name }}
        tags: |
          type=raw,value=latest,enable={{is_default_branch}}
          type=raw,value=${{ inputs.pushTag }},enable=${{ '' != inputs.pushTag }}
          type=raw,value=${{ steps.pseudo-version.outputs.version }},enable=${{ '' != steps.pseudo-version.outputs.version }}
          type=ref,event=branch

    - name: Log in to the Container registry
      id: docker-login
      uses: docker/login-action@f4ef78c080cd8ba55a85445d5b36e214a81df20a # tag=v2.1.0
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ inputs.githubToken }}

    - name: Build and push container image
      id: build-micro-service
      uses: docker/build-push-action@1104d471370f9806843c095c1db02b5a90c5f8b6 # v3.3.1
      with:
        context: .
        file: ${{ inputs.dockerfile }}
        target: release
        push: true
        tags: ${{ steps.meta.outputs.tags }}
        build-args: |
          PROJECT_VERSION=${{ inputs.projectVersion }}

    - name: Generate SBOM
      if: inputs.cosignPublicKey != '' && inputs.cosignPrivateKey != '' && inputs.cosignPassword != ''
      uses: ./.github/actions/container_sbom
      with:
        containerReference: ghcr.io/${{ github.repository }}/${{ inputs.name }}@${{ steps.build-micro-service.outputs.digest }}
        cosignPublicKey: ${{ inputs.cosignPublicKey }}
        cosignPrivateKey: ${{ inputs.cosignPrivateKey }}
        cosignPassword: ${{ inputs.cosignPassword }}