A serverless function built for Scaleway that manages newsletter subscriptions by storing registration data in a CSV file using Object Storage.
This serverless function provides an API endpoint to handle newsletter subscriptions. When users register, their email addresses and registration timestamps are stored in a CSV file within Scaleway's Object Storage (S3-compatible).
- Handles POST requests with email parameters
- Stores registrations with French-formatted timestamps
- Maintains a CSV file with subscription records
- Automatically creates the CSV file if it doesn't exist
- Uses Scaleway's Object Storage for data persistence
- Scaleway Account
- Object Storage bucket
- Function credentials (Access and Secret keys)
The following environment variables must be set:
SCW_ACCESS_KEY=your_access_key
SCW_SECRET_KEY=your_secret_key
BUCKET_NAME=your_bucket_name
Send a POST request to your function URL with an email parameter:
curl -X POST "https://your-function-url.functions.fnc.fr-par.scw.cloud?email=user@example.com"{
"message": "Successfully subscribed to newsletter"
}Subscriptions are stored in newsletter_register.csv with the following format:
datetime,email
Tue Nov 16 08:30:00 2024,user@example.com
The API returns appropriate HTTP status codes:
| Status Code | Description |
|---|---|
| 200 | Successful subscription |
| 400 | Missing email parameter |
| 405 | Invalid HTTP method |
| 500 | Server error |
To run locally:
python -m scaleway_functions_python.local- Runtime: Python
- Memory Limit: 512MB
- Region: Paris (fr-par)
- Storage: Scaleway Object Storage