docker-gcp.yml

name: docker-gcp

on:
  push:
    tags:
      - "*"
    branches:
      - main

  # Run builds for any PRs.
  pull_request:
    types:
      - opened
      - synchronize
      - reopened
    paths-ignore:
      - "examples/**"
      - "img/**"

env:
  # e.g. projects/123456789/locations/global/workloadIdentityPools/github-actions/providers/github-actions
  WORKLOAD_IDENTITY_PROVIDER: "projects/270340932667/locations/global/workloadIdentityPools/gitpanda/providers/github-actions"

  # e.g. terraform@GCP_PROJECT_ID.iam.gserviceaccount.com
  SERVICE_ACCOUNT_EMAIL: "deployer@gitpanda.iam.gserviceaccount.com"

permissions:
  contents: read
  id-token: write

jobs:
  build_and_push:
    runs-on: ubuntu-latest

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

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: |
            us-docker.pkg.dev/gitpanda/gitpanda/app
          tags: |
            type=sha,format=long
            type=edge,branch=main
            type=ref,event=tag

      - id: auth
        name: Authenticate to Google Cloud
        uses: google-github-actions/auth@v0
        with:
          workload_identity_provider: ${{ env.WORKLOAD_IDENTITY_PROVIDER }}
          service_account: ${{ env.SERVICE_ACCOUNT_EMAIL }}
          token_format: access_token

      - uses: docker/login-action@v2
        with:
          registry: asia-docker.pkg.dev
          username: oauth2accesstoken
          password: ${{ steps.auth.outputs.access_token }}

      - name: Login to Artifact Registry
        run: echo '${{ steps.auth.outputs.access_token }}' | docker login -u oauth2accesstoken --password-stdin https://us-docker.pkg.dev

      - name: Build and push
        uses: docker/build-push-action@v3
        with:
          context: .
          push: ${{ github.event_name == 'push' && (startsWith(github.ref, 'refs/tags/') || github.ref == 'refs/heads/main') }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

      - name: Slack Notification
        uses: lazy-actions/slatify@master
        if: always()
        continue-on-error: true
        with:
          job_name: '*build_and_push*'
          type: ${{ job.status }}
          icon_emoji: ":octocat:"
          url: ${{ secrets.SLACK_WEBHOOK }}
          token: ${{ secrets.GITHUB_TOKEN }}

  deploy_to_cloud_run:
    needs:
      - build_and_push

    if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}

    runs-on: ubuntu-latest

    environment: production
    concurrency: production

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

      - id: auth
        name: Authenticate to Google Cloud
        uses: google-github-actions/auth@v0
        with:
          workload_identity_provider: ${{ env.WORKLOAD_IDENTITY_PROVIDER }}
          service_account: ${{ env.SERVICE_ACCOUNT_EMAIL }}

      - name: Replace __GITHUB_SHA__ in .github/cloud_run-service.yml
        run: |
          sed -i "s/__GITHUB_SHA__/${GITHUB_SHA}/g" .github/cloud_run-service.yml
          grep "docker.pkg.dev" .github/cloud_run-service.yml

      - id: deploy
        uses: google-github-actions/deploy-cloudrun@v0
        with:
          region: us-central1
          metadata: .github/cloud_run-service.yml

      - name: Slack Notification
        uses: lazy-actions/slatify@master
        if: always()
        continue-on-error: true
        with:
          job_name: '*deploy_to_cloud_run*'
          type: ${{ job.status }}
          icon_emoji: ":octocat:"
          url: ${{ secrets.SLACK_WEBHOOK }}
          token: ${{ secrets.GITHUB_TOKEN }}