deploy.yaml

name: Deploy Backstage

on:
  push:
    branches: 'main'

concurrency: ${{ github.ref }}

env:
  IMAGE: backstage
  HUMCTL_VERSION: '0.21.0'
  # CLOUD_PROVIDER: aws
  AWS_REGION: ${{ vars.AWS_REGION }}
  AWS_ROLE_ARN: ${{ vars.AWS_ROLE_ARN }}
  # CLOUD_PROVIDER: azure
  AZURE_CLIENT_ID: ${{ vars.AZURE_CLIENT_ID }}
  AZURE_SUBSCRIPTION_ID: ${{ vars.AZURE_SUBSCRIPTION_ID }}
  AZURE_TENANT_ID: ${{ vars.AZURE_TENANT_ID }}
  AZURE_ACR_NAME: ${{ vars.AZURE_ACR_NAME }}
  # CLOUD_PROVIDER: gcp
  GCP_WORKLOAD_IDENTITY_PROVIDER: ${{ vars.GCP_WORKLOAD_IDENTITY_PROVIDER }}
  GCP_SERVICE_ACCOUNT: ${{ vars.GCP_SERVICE_ACCOUNT }}
  GCP_GAR_HOST: ${{ vars.GCP_GAR_HOST }}
  GCP_GAR_NAME: ${{ vars.GCP_GAR_NAME }}

jobs:
  deploy:
    name: Build & Notify Humanitec
    runs-on: ubuntu-latest

    permissions:
      id-token: write
      contents: write

    env:
      DOCKER_BUILDKIT: '1'

    if: ${{ vars.CLOUD_PROVIDER }}

    steps:
      - uses: actions/checkout@v3

      - name: Configure correct org after copying from template
        run: |
          # Ensure correct github org
          find ./templates -type f -name "*.yaml" -exec sed -i 's/humanitec-architecture/${{ github.repository_owner }}/g' {} +

          # Ensure correct humanitec org
          sed -i 's/humanitec-architecture/${{ vars.HUMANITEC_ORG_ID }}/g' catalog-info.yaml

      - uses: stefanzweifel/git-auto-commit-action@v4
        with:
          file_pattern: 'catalog-info.yaml templates/*.yaml'

      - if: ${{ vars.CLOUD_PROVIDER == 'aws' }}
        name: configure aws credentials
        uses: aws-actions/configure-aws-credentials@v3
        with:
          role-to-assume: ${{ env.AWS_ROLE_ARN }}
          aws-region: ${{ env.AWS_REGION }}

      - if: ${{ vars.CLOUD_PROVIDER == 'aws' }}
        name: login to aws ecr
        id: login-ecr
        uses: aws-actions/amazon-ecr-login@v1
        with:
          mask-password: 'true'

      - if: ${{ vars.CLOUD_PROVIDER == 'aws' }}
        name: set CONTAINER_REGISTRY env var
        run: |
          echo "CONTAINER_REGISTRY=$REGISTRY" >> "$GITHUB_ENV"
        env:
          REGISTRY: ${{ steps.login-ecr.outputs.registry }}

      - if: ${{ vars.CLOUD_PROVIDER == 'azure' }}
        name: configure azure credentials
        uses: azure/login@v1
        with:
          client-id: ${{ env.AZURE_CLIENT_ID }}
          tenant-id: ${{ env.AZURE_TENANT_ID }}
          subscription-id: ${{ env.AZURE_SUBSCRIPTION_ID }}

      - if: ${{ vars.CLOUD_PROVIDER == 'azure' }}
        name: login to azure acr
        run: |
          az acr login -n ${{ env.AZURE_ACR_NAME }}
          echo "CONTAINER_REGISTRY=${{ env.AZURE_ACR_NAME }}.azurecr.io" >> "$GITHUB_ENV"

      - if: ${{ vars.CLOUD_PROVIDER == 'gcp' }}
        name: configure gcp credentials
        uses: google-github-actions/auth@v1
        with:
          workload_identity_provider: ${{ env.GCP_WORKLOAD_IDENTITY_PROVIDER }}
          service_account: ${{ env.GCP_SERVICE_ACCOUNT }}

      - if: ${{ vars.CLOUD_PROVIDER == 'gcp' }}
        name: login to gcp gar
        run: |
          gcloud auth configure-docker ${{ env.GCP_GAR_HOST }} --quiet
          echo "CONTAINER_REGISTRY=${{ env.GCP_GAR_NAME }}" >> "$GITHUB_ENV"

      - name: Set Tag with SHA
        run: echo "TAG=`echo $GITHUB_SHA | cut -c 1-7`" >> $GITHUB_ENV

      - run: mkdir credentials && touch credentials/github-app-backstage-humanitec-credentials.yaml
      - run: docker image build -t backstage .

      - name: Push backstage image
        run: |
          docker tag backstage $CONTAINER_REGISTRY/$IMAGE:$TAG
          docker push $CONTAINER_REGISTRY/$IMAGE:$TAG

      - uses: humanitec/setup-cli-action@v1
        with:
          version: ${{ env.HUMCTL_VERSION }}

      - name: Inform Humanitec
        run: |-
          humctl create artefact-version \
            --token ${{ secrets.HUMANITEC_TOKEN }} \
            --org ${{ vars.HUMANITEC_ORG_ID }} \
            -t container \
            -n $CONTAINER_REGISTRY/$IMAGE \
            --version $TAG \
            --ref $GITHUB_REF \
            --commit $GITHUB_SHA

      - name: Run Score
        run: |
          humctl score deploy \
            --token ${{ secrets.HUMANITEC_TOKEN }} \
            --org ${{ vars.HUMANITEC_ORG_ID }} \
            --app backstage \
            --env development \
            -f score.yaml \
            --extensions humanitec.score.yaml \
            --workload-source-url "https://github.com/${{ github.repository }}/blob/${{ github.ref_name }}/score.yaml" \
            --image $CONTAINER_REGISTRY/$IMAGE:$TAG \
            --message "${{ github.event.head_commit.message }}"