S3

AWS Documentation

• Using AWS Lambda with Amazon S3

Example

import middy from '@middy/core'
import eventNormalizerMiddleware from '@middy/event-normalizer'

export const handler = middy()
  .use(eventNormalizerMiddleware())  // S3 -> SNS -> SQS -> Lambda
  .handler((event, context, {signal}) => {
    // ...
  })