deploy-front.yml

name: Deploy Front

on:
  workflow_dispatch:
    inputs:
      regions:
        description: "Regions to deploy to"
        required: true
        default: "us-central1"
        type: choice
        options:
          - "us-central1"
          - "europe-west1"
          - "all"
      check_deployment_blocked:
        description: "Check #deployment locks or force deploy"
        required: true
        default: "check"
        type: choice
        options:
          - "check"
          - "force (dangerous)"

concurrency:
  group: deploy_front
  cancel-in-progress: false

env:
  GCLOUD_PROJECT_ID: ${{ secrets.GCLOUD_PROJECT_ID }}
  IMAGE_NAME: front

jobs:
  notify-start:
    runs-on: ubuntu-latest
    outputs:
      thread_ts: ${{ steps.build_message.outputs.thread_ts }}
    steps:
      - uses: actions/checkout@v3
      - name: Get short sha
        id: short_sha
        run: echo "short_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      - name: Notify Build And Deploy Start
        id: build_message
        uses: ./.github/actions/slack-notify
        with:
          step: "start"
          component: "front"
          image_tag: ${{ steps.short_sha.outputs.short_sha }}
          channel: ${{ secrets.SLACK_CHANNEL_ID }}
          slack_token: ${{ secrets.SLACK_BOT_TOKEN }}

      - name: Slack Check Deployment Blocked
        if: ${{ github.event.inputs.check_deployment_blocked != 'force (dangerous)' }}
        id: check_deployment_blocked
        uses: ./.github/actions/slack-check-deployment-blocked
        with:
          component: "front"
          channel: ${{ secrets.SLACK_CHANNEL_ID }}
          slack_token: ${{ secrets.SLACK_BOT_TOKEN }}

  create-matrix:
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
    steps:
      - id: set-matrix
        run: |
          if [ "${{ github.event.inputs.regions }}" = "all" ]; then
            echo "matrix=[\"us-central1\",\"europe-west1\"]" >> $GITHUB_OUTPUT
          else
            echo "matrix=[\"${{ github.event.inputs.regions }}\"]" >> $GITHUB_OUTPUT
          fi

  build:
    needs: [notify-start, create-matrix]
    runs-on: ubuntu-latest
    strategy:
      matrix:
        region: ${{ fromJson(needs.create-matrix.outputs.matrix) }}
      fail-fast: true

    steps:
      - uses: actions/checkout@v3
      - name: Get short sha
        id: short_sha
        run: echo "short_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      - name: "Authenticate with Google Cloud"
        uses: "google-github-actions/auth@v1"
        with:
          credentials_json: "${{ secrets.GCLOUD_SA_KEY }}"

      - name: Build image for ${{ matrix.region }}
        run: |
          chmod +x ./k8s/cloud-build.sh
          ./k8s/cloud-build.sh \
            --image-name=$IMAGE_NAME \
            --dockerfile-path=./front/Dockerfile \
            --working-dir=./ \
            --region=${{ matrix.region }}

  deploy:
    if: github.ref == 'refs/heads/main'
    needs: [notify-start, build]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Get short sha
        id: short_sha
        run: echo "short_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      - name: Generate a token
        id: generate-token
        uses: actions/create-github-app-token@v1
        with:
          app-id: ${{ secrets.INFRA_DISPATCH_APP_ID }}
          private-key: ${{ secrets.INFRA_DISPATCH_APP_PRIVATE_KEY }}
          owner: ${{ github.repository_owner }}
          repositories: |
            dust-infra

      - name: Trigger dust-infra workflow
        uses: actions/github-script@v6
        with:
          github-token: ${{ steps.generate-token.outputs.token }}
          script: |
            await github.rest.repos.createDispatchEvent({
              owner: '${{ github.repository_owner }}',
              repo: 'dust-infra',
              event_type: 'trigger-component-deploy',
              client_payload: {
                regions: '${{ github.event.inputs.regions }}',
                component: 'front',
                image_tag: '${{ steps.short_sha.outputs.short_sha }}',
                slack_thread_ts: "${{ needs.notify-start.outputs.thread_ts }}",
                slack_channel: '${{ secrets.SLACK_CHANNEL_ID }}'
              }
            });

      - name: Notify Failure
        if: failure()
        uses: ./.github/actions/slack-notify
        with:
          step: "failure"
          blocked: ${{ steps.check_deployment_blocked.outputs.blocked }}
          component: "front"
          image_tag: ${{ steps.short_sha.outputs.short_sha }}
          channel: ${{ secrets.SLACK_CHANNEL_ID }}
          slack_token: ${{ secrets.SLACK_BOT_TOKEN }}
          thread_ts: "${{ needs.notify-start.outputs.thread_ts }}"