Instance Dashboard Using S3, Lambda and API Gateway

Recently we had a requirement where our Business Units wanted to see when the EC2 instances tagged under them are going to be terminated(in practical, those instances won’t be terminated but SR used to create those instance will expire on that date and new SR number will be required to keep those instances running).

To accomplish this, we created a simple webpage hosted on S3 which will get the required data by calling an API endpoint ,created with API Gateway. This API endpoint will eventually trigger a Lambda function to pull the data…