deploy_prod.yml

---

name: Build Docker images and deploy to Production
on:
  push:
    branches: [ master, main ]
jobs:
  build_and_deploy:
    runs-on: [self-hosted, docs]
    permissions:
      packages: write
      contents: read
    environment:
      name: Production
      url: https://docs.ukfast.co.uk
    steps:
      - name: Checkout the repository
        uses: actions/checkout@v3

      - name: Set up Docker buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push app image
        uses: docker/build-push-action@v3
        with:
          context: .
          push: true
          tags: ghcr.io/ans-group/docs-app:${{ github.sha }}
          build-args: |
            essvc=elasticsearch

      - name: Build and push populator image
        uses: docker/build-push-action@v3
        with:
          context: .
          push: true
          tags: ghcr.io/ans-group/docs-populator:${{ github.sha }}
          file: populator/Dockerfile

      - name: Setup Kustomize
        uses: imranismail/setup-kustomize@v2

      - name: Build Kustomizations
        working-directory: .ci/kustomize
        run: |
          kustomize create --resources overlays/prod
          kustomize edit set image appImage=ghcr.io/ans-group/docs-app:${{ github.sha }}
          kustomize edit set image populatorImage=ghcr.io/ans-group/docs-populator:${{ github.sha }}
          kustomize edit set namespace docs
          kustomize edit set label 'app.kubernetes.io/instance:prod'
          kustomize build . > ../../manifest.yaml

      - name: Setup kubectl
        uses: azure/setup-kubectl@v3.2

      - name: Create/Update resources in Kubernetes
        run: |
          echo -e "${{ secrets.PROD_KUBECONFIG_ANS }}" > kubeconfig.yaml
          kubectl --kubeconfig kubeconfig.yaml apply -f manifest.yaml