Multiple resources are deployed and we want a mechanism to get notified when any unusual things start to appear in logs, which as a developer we do not want to see. To get notified, we need to parse the logs to track certain Keywords, Errors, and Critical information which we…

Lambda function URLs feature is the recent addition to the AWS Lambda service. With a lambda function URL, one can invoke the lambda function via a unique URL similar to the invocation of any API endpoint with respective methods. In this article, we will configure/add the functionality to validate the…

How to enable Amazon HTTP API to serve requests originating from specific IP addresses? In this article, I will share how to whitelist IP addresses within HTTP API to entertain requests originating from whitelisted IP addresses and reject the rest of the requests. Unlike REST API, HTTP API does not…

In this article, I will share how to map elastic IP and make sure that, all the outgoing requests from the lambda function have the same IP address/origin. Scenario There is an External API and it only allows or entertains the requests originating from specific IP addresses which are whitelisted as…

How to allow specific IP or range of IP addresses to access our REST API endpoints? In this article, I will share how to whitelist an IP address to allow access to the REST API endpoint and deny/block all the requests originating from different source IPs. This article is purely…

I have been exploring Amazon Pinpoint for a while and came across two-way SMS support where a user can send an SMS to communicate with the AWS service. For example in the banking sector, the two-way SMS feature is leveraged for mobile number verification during app download. With this feature…

The lambda layer allows you to add additional code such as libraries, dependencies for the deployed runtime within lambda functions. While working with python runtime we have used temporary on-demand EC2 instances to create & configure the lambda layer which was a tedious task. …

Recently, AWS has announced, “AWS Lambda now supports partial batch response for SQS as an event source”. Before we go through, how it works let understand that how SQS messages were handled before, and then we will go through how the partial batch response feature will add value. 1st scenario Assumption: The…

AWS Lambda has wonderful functionality called Lambda layers. The layer is the zip file that enables you to add custom runtime, additional package/library, data or any dependency which does not come inbuilt as a part of the default Lambda function runtime. The good part is that the lambda layers can…