graceful cncrrency #52
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| name: Preview Deployment | |
| on: [ pull_request ] | |
| permissions: | |
| contents: write | |
| env: | |
| FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }} | |
| NEON_PROJECT_ID: ${{ secrets.NEON_PROJECT_ID }} | |
| jobs: | |
| deploy-preview-backend: | |
| name: Deploy Backend Preview | |
| runs-on: ubuntu-latest | |
| # Only run one deployment at a time per PR. | |
| concurrency: | |
| group: pr-${{ github.event.number }} | |
| steps: | |
| # Step 1: Checkout code | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| # Step 2: Get the branch name | |
| - name: Get branch name | |
| id: branch-name | |
| uses: tj-actions/branch-names@v8 | |
| # Step 3: Create a Neon DB branch | |
| - name: Create Neon DB branch | |
| id: create-branch | |
| uses: neondatabase/create-branch-action@v5 | |
| with: | |
| project_id: ${{ env.NEON_PROJECT_ID }} | |
| database: my-awesome-blog-db | |
| username: "my-awesome-blog-db_owner" # Replace with your DB role | |
| branch_name: preview/${{ steps.branch-name.outputs.current_branch }} | |
| api_key: ${{ secrets.NEON_API_KEY }} | |
| # Step 4: Set JDBC_DATABASE_URL | |
| - name: Set JDBC_DATABASE_URL | |
| run: | | |
| # Extract components from the provided Neon database URL | |
| NEON_DB_URL="${{ steps.create-branch.outputs.db_url }}" | |
| USERNAME=$(echo $NEON_DB_URL | sed -n 's|.*//\([^:]*\):.*|\1|p') | |
| PASSWORD=$(echo $NEON_DB_URL | sed -n 's|.*//[^:]*:\([^@]*\)@.*|\1|p') | |
| HOST=$(echo $NEON_DB_URL | sed -n 's|.*@\(.*\)/.*|\1|p') | |
| DATABASE=$(echo $NEON_DB_URL | sed -n 's|.*/\([^?]*\)?.*|\1|p') | |
| # Construct the JDBC URL | |
| JDBC_URL="jdbc:postgresql://$HOST:5432/$DATABASE?user=$USERNAME&password=$PASSWORD&sslmode=require" | |
| # Set the DATABASE_URL environment variable | |
| echo "DATABASE_URL=$JDBC_URL" >> $GITHUB_ENV | |
| # Step 5: Build and Test Backend | |
| - name: Set up JDK 21 | |
| uses: actions/setup-java@v3 | |
| with: | |
| java-version: '21' | |
| distribution: 'temurin' | |
| cache: maven | |
| - name: Build and Test Backend | |
| working-directory: ./backend | |
| run: mvn clean verify | |
| # Step 6: Deploy backend to Fly.io preview app | |
| - name: Deploy Backend Preview | |
| id: deploy | |
| uses: superfly/fly-pr-review-apps@1.3.0 | |
| with: | |
| ha: 'true' | |
| region: cdg | |
| memory: '512' | |
| cpukind: 'shared' | |
| vmsize: 'shared-cpu-1x' | |
| path: ./backend | |
| secrets: DATABASE_URL=${{ env.DATABASE_URL }} |