Terraform Config Drift: How to Handle Out-of-Band Infrastructure Changes

What happens when someone deviates from the Terraform workflow and makes unapproved changes to your infrastructure? Will Terraform remediate those changes? Will you be able to tell something is different? How can you prevent future violations? Learn the answers in this talk.

Update: Terraform Cloud now offers Drift Detection

What happens when someone deviates from the Terraform workflow and makes unapproved changes to your infrastructure? Will Terraform remediate those changes? Will you be able to tell something is different? How can you prevent future violations? These are the questions Ned Bellavance will answer during his talk.

»What You'll Learn

Learn Terraform's decision matrix to determine when and why Terraform decides to make an update, log a difference, or miss the change entirely. Then look at how to get things back in sync. This talk will also consider ways to ensure all changes go through the standard workflow. By the end of the talk, you'll have a better understanding of how Terraform manages infrastructure and what to do when someone strays from the process.