Tuesday, May 18, 2021

Schedule run of Step Function

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In a previous post here I described how to start a server and set it's DNS record. In this case, I had to manually...

Start EC2 and set DNS in CloudFlare using Lambda

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In my previous posts, I showed two ways to set DNS for an EC2 server that does not have an Elastic IP attached to...

AWS Launch Templates

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Launch Templates is a new capability from AWS that allows one to launch servers for an Auto Scale group, Spot Fleet and the regular...

Lambda Function To Remove Old EC2 Instances

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Background The firm where I am working right now has a strong emphasis on security for infrastructure in the public cloud. One of the security...

Set Retention For CloudWatch Logs Using A Lambda Function

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In one of my earlier post, I demonstrated how one could set retention for CloudWatch Logs using CLI command that could be run from...

How to detect change in AWS Security Group and take action

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Security Groups are virtual firewalls that control the traffic to your AWS resources like EC2 and RDS. Your instances must have at least one...