Introduction to Terraform

Transcript

1. Introduction to Terraform 2015/4/17 @ HDE MTS #11 TANABE Ken-ichi
2. Terraform, it’s HashiCorp’s product
3. Terraform, it’s HashiCorp’s product • Vagrant (written in Ruby) Programmable Virtual Machine Frontend • Packer (written in Go) Programmable Machine Image Builder • Consul (Yes, Go!) Distributed KVS, Service Discovery, etc • and Terraform (Yes, Go!) Programmable IaaS
4. Documentation • Good Docs but… • Spend much time • Click, Click, Click • Not repeatable • CloudFormation?
5. CloudFormation • JSON nightmare… • Repeatable • Not maintainable • Not intuitive at ALL • No dry-run
6. Terraform comes to the rescue • No JSON! • Simple, easy-to-use DSL • Built-in dry-run feature • Not only for AWS but for GCP, Heroku, ... • Calculate dependencies on behalf of us • Everything is in version control • No migration tool for now
7. Seeing is believing 百聞は一見にしかず • Live Demonstration • VPC • Subnet • Security Group • ELB • EC2
8. VPC
9. Subnet
10. Security Group
11. Internet Gateway
12. Route Association
13. ELB
14. Last: EC2
15. omake (Appendix)
16. Thank you for listening Any question? You can find this example at https://github.com/nabeken/mts-terraform-example/tree/7