This repository contains password reset function that is utilized by Online Bookstore web application. The function is built and deployed on AWS Lambda, by leveraging CircleCI pipeline, for every commit. The lambda function is triggered every time a request is published to password_reset topic on Amazon Simple Notification Service(AWS SNS). The Lambda function validates the user email and checks for its record on Dynamo DB, if present ensures that the user has expired the TTL of 15 mins else creates a unique reset link, using UUID, and sends it to requestor email leveraging Amazon Simple Email Service(AWS SES) and later update the record on Dynamo DB with new TTL
The infrastructure required by the Lambda function is provisioned and built using Terraform. You can find more information regarding infrastructure in this link