I use S3 - Simple Storage Service to store files on a server. Last and most important, Lambda functions written in node.js run the whole process of image manipulation. The following function downloads an image from the AWS S3 storage. 21 Jan 2017 Processing S3 Inventory Data in Node.js If you want better data on the contents of your S3 buckets than is provided by AWS metrics, then you should We have to know the location of the CSV file in order to download it. var 27 May 2018 Let's say you have a big S3 bucket with several thousand files. Now, you need to list all the keys in that bucket in your Node.js script. The AWS try like this. Hide Expand Copy Code.