Traditional REST API Setup in AWS
- Multiple EC2 instances
- Part of an Auto Scaling group
- Setup with an Elastic Load Balancer
- Code is manually deployed with your tool of choice (e.g. Ansible)
- CloudWatch for monitoring
Serverless REST API Setup in AWS
- Amazon API Gateway (front door)
- API Gateway handles monitoring, access, and authorization
- AWS Lamda is configured as the back-end (Pay compute time only)
- No EC2 servers to manage, AWS handles it
- Manually setup or extensive SDK scripting needed
Chalice Serverless REST API Setup in AWS
- Chalice is a Python package with syntax similar to Flask.
- Main Chalice components
- App object, routes, and app.py file
- Chalice allows you to “quicky” deploy your Python API via the Chalice CLI to AWS
- Auto generated IAM policy
- API Gateway and Lamda are used “behind” the scenes and automatically configured