cd.yml

name: cd

on:
  push:
    branches:
      - main

  workflow_dispatch:
    inputs:
      debug_enabled:
        description: "Enable tmate debug"
        type: boolean
        default: "false"

jobs:
  info:
    runs-on: ubuntu-latest

    timeout-minutes: 5

    permissions:
      contents: read

    # TODO: Update spelling of "artefact" to "artifact" when GitHub actions manages to run the version of the `octue/get-deployment-info` action we're asking it to.
    outputs:
      branch_tag_kebab: ${{ steps.get-deployment-info.outputs.branch_tag_kebab }}
      branch_tag_screaming: ${{ steps.get-deployment-info.outputs.branch_tag_screaming}}
      image_latest_artifact: ${{ steps.get-deployment-info.outputs.image_latest_artefact}}
      image_latest_tag: ${{ steps.get-deployment-info.outputs.image_latest_tag }}
      image_version_artifact: ${{ steps.get-deployment-info.outputs.image_version_artefact}}
      image_version_tag: ${{ steps.get-deployment-info.outputs.image_version_tag }}
      short_sha: ${{ steps.get-deployment-info.outputs.short_sha }}
      gcp_project_name: ${{ steps.get-deployment-info.outputs.gcp_project_name}}
      gcp_project_number: ${{ steps.get-deployment-info.outputs.gcp_project_number}}
      gcp_region: ${{ steps.get-deployment-info.outputs.gcp_region}}
      gcp_resource_affix: ${{ steps.get-deployment-info.outputs.gcp_resource_affix}}
      gcp_service_name: ${{ steps.get-deployment-info.outputs.gcp_service_name}}
      gcp_environment: ${{ steps.get-deployment-info.outputs.gcp_environment}}
      version: ${{ steps.get-deployment-info.outputs.version }}

    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Install poetry
        uses: snok/install-poetry@v1

      - name: Get deployment info
        id: get-deployment-info
        uses: octue/get-deployment-info@0.1.3
        with:
          gcp_project_name: aerosense-twined
          gcp_project_number: 885434704038
          gcp_region: europe-west6
          gcp_resource_affix: aerosense
          gcp_service_name: dashboard
          gcp_environment: main

  build:
    runs-on: ubuntu-latest
    timeout-minutes: 60
    needs: info

    permissions:
      id-token: write
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1

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

      - name: Authenticate with GCP Workload Identity
        id: auth
        uses: google-github-actions/auth@v0
        with:
          # NOTE: If setting create_credentials_file=true, .dockerignore file must include `gha-creds-*.json` to avoid baking these credentials into build
          create_credentials_file: true
          workload_identity_provider: "projects/${{ needs.info.outputs.gcp_project_number }}/locations/global/workloadIdentityPools/github-actions-pool/providers/github-actions-provider"
          service_account: "dashboard-github-actions@${{ needs.info.outputs.gcp_project_name }}.iam.gserviceaccount.com"

      - name: Setup gcloud
        uses: "google-github-actions/setup-gcloud@v0"

      - name: Configure Docker for GCP
        run: gcloud auth configure-docker ${{ needs.info.outputs.gcp_region }}-docker.pkg.dev

      - name: Build and push artifact with latest and version tags
        uses: docker/build-push-action@v3
        with:
          context: .
          platforms: linux/amd64
          file: Dockerfile
          load: false
          push: true
          cache-from: type=gha
          cache-to: type=gha,mode=max
          tags: |
            ${{ needs.info.outputs.image_version_artifact }}
            ${{ needs.info.outputs.image_latest_artifact }}

  deploy:
    if: github.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    timeout-minutes: 60
    needs:
      - info
      - build

    permissions:
      id-token: write
      contents: read

    steps:
      - name: Checkout
        # Shouldn't be necessary since we pull code in an image, but it's required by google-github-actions/auth
        uses: actions/checkout@v3

      - name: Authenticate with GCP Workload Identity
        id: auth
        uses: google-github-actions/auth@v0
        with:
          # NOTE: If setting create_credentials_file=true, .dockerignore file must include `gha-creds-*.json` to avoid baking these credentials into build
          create_credentials_file: true
          workload_identity_provider: "projects/${{ needs.info.outputs.gcp_project_number }}/locations/global/workloadIdentityPools/github-actions-pool/providers/github-actions-provider"
          service_account: "dashboard-github-actions@${{ needs.info.outputs.gcp_project_name }}.iam.gserviceaccount.com"

      - name: Setup gcloud
        uses: "google-github-actions/setup-gcloud@v0"

      - name: Setup tmate session [DEBUG]
        if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.debug_enabled == 'true'}}
        uses: mxschmitt/action-tmate@v3

      - name: Deploy to Cloud Run Server
        id: deploy_dashboard
        uses: google-github-actions/deploy-cloudrun@v0
        with:
          image: ${{ needs.info.outputs.image_version_artifact }}
          region: ${{ needs.info.outputs.gcp_region }}
          service: ${{ needs.info.outputs.gcp_resource_affix }}-${{ needs.info.outputs.gcp_service_name }}-${{ needs.info.outputs.branch_tag_kebab }}
          tag: sha${{ needs.info.outputs.short_sha }}
          flags: --service-account=dashboard@${{ needs.info.outputs.gcp_project_name }}.iam.gserviceaccount.com

      - name: Show Cloud Run Deployment URL
        run: echo "${{ steps.deploy_dashboard.outputs.url }}"