AWS API Gateway: Pass Referrer URL

Question

Is it possible for requests to the API-Gateway to pass the referrer URL to Lambda? For example, I\'d love to let my lambda functions know if a request comes from the domain \"go

Answer 1

It's an HTTP header, so if you are mapping HTTP headers in the template it will be passed to the Lambda function. Look at this answer for an example of how to map HTTP headers in the request template.