save_directly_to_S3_serverless.yml

# Save Directly to S3 -- serverless.yml 

service: css-s3-test # NOTE: update this with your service name

plugins:
  - serverless-offline

custom:
  bucket: your-s3-bucket-name-here
  
provider:
  name: aws
  runtime: nodejs8.10
  iamRoleStatements:
    - Effect: 'Allow'
      Action: 'S3:*'
      Resource: "arn:aws:s3:::${self:custom.bucket}/*"


functions:
  save:
    description: "Upload JSON Directly to S3"
    handler: handler.save
    environment:
      bucket: ${self:custom.bucket}
    events:
      - http:
          path: save
          method: post
          cors: true
          request:
            parameters:
              body:
                data: true


resources:
  Resources:
    MyBucket:
      Type: AWS::S3::Bucket
      Properties:
        BucketName: your-s3-bucket-name-here