deploy-staging.yaml

name: Deploy

on:
  pull_request_target:
    types:
      - reopened
      - opened
      - synchronize

jobs:
  deploy_staging:
    name: Deploy preview
    runs-on: ${{ matrix.os }}

    strategy:
      matrix:
        node-version: [ '16.x' ]
        os: [ ubuntu-latest ]

    steps:
      # setup
      - name: Checkout out the repository
        uses: actions/checkout@v2
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          token: ${{ secrets.GITHUB_TOKEN }}
      - name: Log in to the GitHub Container Registry
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Install doctl
        uses: digitalocean/action-doctl@v2
        with:
          token: ${{ secrets.DIGITALOCEAN_ACCESS_TOKEN }}
      - name: Save DigitalOcean kubeconfig with short-lived credentials
        run: doctl kubernetes cluster kubeconfig save --expiry-seconds 600 tlse2021-ci-cd

      # frontend
      - name: Build and push the frontend image
        uses: docker/build-push-action@v2
        with:
          push: true
          context: ./frontend
          tags:
            ghcr.io/thenativeweb/tlse-frontend:pr-${{ github.event.number }}
          build-args: |
            "BACKEND_URL=https://api.pr-${{ github.event.number }}.gitops.tlse.thenativeweb.io"
      - name: Insert config to manifest
        run: 'cat ./deployments/frontend-staging.yaml | envsubst > manifest.yaml'
        env:
          CONTAINER_REGISTRY_USER: ${{ secrets.GHCR_USER }}
          CONTAINER_REGISTRY_PASSWORD: ${{ secrets.GHCR_PASSWORD }}
          PR_NUMBER: ${{ github.event.number }}

      - name: Deploy the manifest for the frontend
        run: kubectl apply -f ./manifest.yaml
      - name: Verify deployment for the frontend
        run: kubectl --namespace tlse-pr-${{ github.event.number }} rollout status deployment/tlse-frontend

      # backend
      - name: Build and push the backend image
        uses: docker/build-push-action@v2
        with:
          push: true
          context: ./backend
          tags:
            ghcr.io/thenativeweb/tlse-backend:pr-${{ github.event.number }}
      - name: Insert config to manifest
        run: 'cat ./deployments/backend-staging.yaml | envsubst > manifest.yaml'
        env:
          CONTAINER_REGISTRY_USER: ${{ secrets.GHCR_USER }}
          CONTAINER_REGISTRY_PASSWORD: ${{ secrets.GHCR_PASSWORD }}
          PR_NUMBER: ${{ github.event.number }}

      - name: Deploy the manifest for the backend
        run: kubectl apply -f ./manifest.yaml
      - name: Verify deployment for the backend
        run: kubectl --namespace tlse-pr-${{ github.event.number }} rollout status deployment/tlse-backend