AWS Architech

Use Case: Lambda@Edge vs CloudFront Functions

This is a post on the the use case differences between Lambda@Edge and…

Fix AWS S3 AccessDeniedError for ListObjectsV2

You were attempting to run aws sync and you ran into an Access Denied Error for ListObjectsV2.

So you tried to add the ListObjectsV2 permission, but you couldn’t find it.

AWS CDK: ‘Bucket named X exists, but not in account Y. Wrong account?’

So you’re trying to deploy a cdk app and you come across

Bucket named X exists, but not in account Y. Wrong account?'

AWS CDK: attach permissions to existing role

The great thing about AWS CDK is that it handles a lot of things under the hood for you. This includes IAM permissioning.

What if you need to extend the permissions of a service role that’s created by CDK for a resource that…

AWS CDK: synth, but don’t print

When you run cdk synth , the cli by default prints the whole CloudFormation template to the console.

To avoid that, pass in the --quiet flag.

Do it like so:

AWS CDK: Specify Runtime Version for CodeBuild Project

Welcome, weary traveler. Running into a CodeBuild CDK speedbump?

Assuming you have a CodeBuild project and you want to specify the runtime to be Node.js latest, here…

Use case: AWS Shield vs WAF

AWS provides an array of services to increase your defence in depth. A common question amongst users are on the difference in use case between AWS Shield and AWS WAF. The spoiler alert is that these two are not direct alternatives to each other and therefore are not mutually…

New AWS features for security groups: rule IDs and tags, improves Infrastructure as Code