build_deploy.yml

name: Build and Deploy

on:
    push:
        branches:
            - main
            - next

jobs:
    build-and-deploy:
        runs-on: ubuntu-latest
        steps:
            - name: Checkout code
              uses: actions/checkout@v3

            - name: Authenticate to Google Cloud
              uses: google-github-actions/auth@v2
              with:
                  credentials_json: ${{ secrets.GCP_SA_KEY }}

            - name: Setup gcloud
              uses: google-github-actions/setup-gcloud@v2
              with:
                  project_id: ${{ secrets.GCP_PROJECT_ID }}
                  version: 'latest'

            - name: Build and Push Docker image for App
              run: |
                  gcloud builds submit --tag gcr.io/${{ secrets.GCP_PROJECT_ID }}/${{ vars.IMAGE_NAME }}:${{ github.sha }} .

            - name: Deploy App to Cloud Run
              run: |
                  gcloud run deploy ${{ vars.IMAGE_NAME }} \
                  --image gcr.io/${{ secrets.GCP_PROJECT_ID }}/${{ vars.IMAGE_NAME }}:${{ github.sha }} \
                  --platform managed --region ${{ vars.REGION }} \
                  --allow-unauthenticated \
                  --set-env-vars "^##^API_VERSION=${{ vars.API_VERSION }}##PROTOCOL=${{ vars.PROTOCOL }}##DOMAIN=${{ vars.DOMAIN }}##AVAILABLE_BUCKETS=${{ vars.AVAILABLE_BUCKETS }}"

            - name: Map Custom Domain for Apps
              run: |
                  set +e # Disable immediate exit on error
                  CREATE_OUTPUT=$(gcloud -q beta run integrations create --type=custom-domains --region=${{ vars.REGION }} --parameters='set-mapping=${{ vars.DOMAIN }}:${{ vars.IMAGE_NAME }}' 2>&1)
                  CREATE_STATUS=$?
                  set -e # Re-enable immediate exit on error

                  if [ $CREATE_STATUS -ne 0 ]; then
                    echo "Attempt to create domain mapping failed: $CREATE_OUTPUT"
                    if echo "$CREATE_OUTPUT" | grep -q "Integration with name \[custom-domains\] already exists"; then
                      echo "Domain already exists, attempting to update..."
                      gcloud -q beta run integrations update custom-domains --region=${{ vars.REGION }} --parameters='set-mapping=${{ vars.DOMAIN }}:${{ vars.IMAGE_NAME }}'
                    else
                      echo "Failed due to an unexpected reason. Exiting with status code $CREATE_STATUS"
                      exit $CREATE_STATUS
                    fi
                  else
                    echo "Domain mapping created successfully."
                  fi