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What We Learned Asking
100+ DevOps Teams About
Infrastructure Drift
HashiTalks, Feb 2021
Story
● ❤ GitOps
● 🥰 Users
● 😱 Drift
TL;DR
Almost everyone has experienced infrastructure drift recently.
We built driftctl to help.
Why
- Even the best teams didn’t automate everything
- Scripts / Lambdas / Microservices are authenticated
- Customers and bosses do exist (with admin credentials)
whoami
Stephane Jourdan:
● @sjourdan (Twitter, GitHub, GitLab,…)
● 20 years (Dev)Ops
● Co-founded 3 tech companies (🇨🇦 | 🇪🇺) and 1 sound studio.
● “Infrastructure-as-Code Cookbook” author
● Driftctl tool co-founder! cloudskiff/driftctl
Definition
Infrastructure Drift / ˈɪn frəˌstrʌk tʃər drɪft /
Noun
1. happens when the reality and the expectations don’t match.
Synonyms for Infrastructure Drift
1. omg
Main Causes
● Manual Changes: 96%
● Authenticated Applications: 50%
● Out-of-Sync IaC Environments: 44%
Main Consequences
Solutions
But...
- Even the best teams didn’t automate everything
- Scripts / Lambdas / Microservices are authenticated
- Customers and bosses do exist (with admin credentials)
Stories!
How a simple lambda with read-only access ended
up with rogue Administrative access and keys
- without anyone noticing
Quick AWS IAM Story
How someone opened up everything to anyone on
IPv4 & IPv6
- without anyone noticing
Quick AWS Security Group Story
How a scripting issue created a billing nightmare
- With only billing noticing
Quick AWS S3 Story
driftctl
Our own open-source solution for drift management
■ AWS Support (more to come)
■ Terraform State support (local/S3)
■ Filtering & Ignore support
■ Written in Go
■ Apache 2.0 License
cloudskiff/driftctl driftctl.com/d
Report
Q1 2021 release on driftctl.com
TL;DR (Closing)
Almost everyone has experienced infrastructure drift recently.
We built driftctl to help.
driftctl
Our own open-source solution for drift management

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What We Learned From 100+ DevOps Teams About Infrastructure Drift

  • 1. What We Learned Asking 100+ DevOps Teams About Infrastructure Drift HashiTalks, Feb 2021
  • 2. Story ● ❤ GitOps ● 🥰 Users ● 😱 Drift
  • 3. TL;DR Almost everyone has experienced infrastructure drift recently. We built driftctl to help.
  • 4. Why - Even the best teams didn’t automate everything - Scripts / Lambdas / Microservices are authenticated - Customers and bosses do exist (with admin credentials)
  • 5. whoami Stephane Jourdan: ● @sjourdan (Twitter, GitHub, GitLab,…) ● 20 years (Dev)Ops ● Co-founded 3 tech companies (🇨🇦 | 🇪🇺) and 1 sound studio. ● “Infrastructure-as-Code Cookbook” author ● Driftctl tool co-founder! cloudskiff/driftctl
  • 6. Definition Infrastructure Drift / ˈɪn frəˌstrʌk tʃər drɪft / Noun 1. happens when the reality and the expectations don’t match. Synonyms for Infrastructure Drift 1. omg
  • 7. Main Causes ● Manual Changes: 96% ● Authenticated Applications: 50% ● Out-of-Sync IaC Environments: 44%
  • 10. But... - Even the best teams didn’t automate everything - Scripts / Lambdas / Microservices are authenticated - Customers and bosses do exist (with admin credentials)
  • 12. How a simple lambda with read-only access ended up with rogue Administrative access and keys - without anyone noticing Quick AWS IAM Story
  • 13. How someone opened up everything to anyone on IPv4 & IPv6 - without anyone noticing Quick AWS Security Group Story
  • 14. How a scripting issue created a billing nightmare - With only billing noticing Quick AWS S3 Story
  • 15. driftctl Our own open-source solution for drift management ■ AWS Support (more to come) ■ Terraform State support (local/S3) ■ Filtering & Ignore support ■ Written in Go ■ Apache 2.0 License cloudskiff/driftctl driftctl.com/d
  • 16. Report Q1 2021 release on driftctl.com
  • 17. TL;DR (Closing) Almost everyone has experienced infrastructure drift recently. We built driftctl to help.
  • 18. driftctl Our own open-source solution for drift management