Rails S3 Direct Uploads - Avo

Learn how to add S3 Direct Uploads to any Rails application to improve the user experience and avoid having to deal with files on the server.The default flow for cloud file uploads implies that a user sends a file to our server, and we use the server to send the file to a cloud provider like S3, which returns an upload ID that Active Storage uses to persist the upload and access it later. On the other hand, direct uploads imply that users can send files directly to our cloud file storage without the need to go through our server. However, we cannot let any users upload files to our cloud buckets. To validate each upload, users send a GET request to our server with information about the file in exchange for a signed request that they can use to upload the file to our cloud storage. To achieve this, we require users to make a request to our server in order for their file:.