Archive: 2021

AWS Athena SAM Policies

AWS Athena provides SQL queries over S3 data. The service depends on S3, Glue, and Athena itself so getting permissions set up can be tricky. Here is what worked for me.

Fargate with EFS CDK

I struggled WAY too long trying to sort out the permissions for EFS. Turns out, there are 2 layers. The IAM role, and the Posix permissions. Both throw a similar looking access denied. Finally!

Synth CDK app to Portable CloudFormation (obsolete)

Update 2/7/2022: Read Synth CDK app to Custom Bucket instead. Consulting requires you to work within the client’s parameters. Some clients have internal standards, and want you to deliver your white-label CDK app as CloudFormation. Call me old fashioned but…

AWS Dynamo DB Batch Write Retry

BatchWrite is a great way to speed up data loads and updates but it has some caveats that you MUST know about. Partial success will not throw an error. You must check the unprocessed items and retry t

My CloudFormation IDE

Writing CloudFormation or SAM templates without by hand is very powerful, but can also be quite frustrating without a good IDE setup…