Hands-On Serverless Computing

API Gateway Trigger

API Gateway + AWS Lambda allows you to invoke Lambda functions over HTTP(s). With API Gateway, you get a custom REST endpoint, and you can configure API Gateway to invoke AWS Lambda on different HTTP methods, such as PUT, GET, DELETE, and other HTTP methods. With this integration in place, when you invoke the custom REST endpoint that has been configured by API Gateway, API Gateway will invoke the configured AWS Lambda function. API Gateway enables proxying the information that it receives on the custom REST endpoint directly over to AWS Lambda functions, without any need for transformations. Within the AWS Lambda function, you can respond back with valid HTTP status codes so that the caller of the custom REST endpoint ...