Is it possible to trigger a lambda on creation from CloudFormation template

Yes, it is possible. Here are a few options: Manually create an SNS Topic. Add an AWS::SNS::Subscription to your stack with the lambda function as the Endpoint and the SNS topic as the TopicArn. On stack creation/update, configure Stack Event Notifications to be sent to this SNS topic. (See Setting AWS CloudFormation Stack Options for … Read more