Getting around circular CloudFormation Dependencies: S3-Event-Lambda-Role
Getting around circular CloudFormation dependencies Several posts complain about the inability of CloudFormation to apply a Lambda event function to an S3 Bucket with an dynamically generated name. The standard UseCase is an S3 Bucket with a Lambda event notification. In this special case the Bucket has a dynamically generated name. This cannot be done by pure CloudFormation! How to work around this circular depency? Let me show you an easy way: