Terraform & IaC - Nam CXN
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This document discusses Terraform and infrastructure as code. It provides an overview of Terraform, describes common workflows using Terraform with tools like Terragrunt and Atlantis, discusses pros and cons of using Terraform in real life projects, and invites questions. Key points include how to structure Terraform configurations into modules, how tools like Terragrunt can be used to manage modules, and how Atlantis can integrate Terraform with version control systems for GitOps workflows.
Terraform & IaC - Nam CXN
- 1. Terraform & Infrastructure as Code
- 2. @namcxn whoami Cao Xuan Nam at localhost ● Twitter: @namcxn ● Github: @namcxn ● Telegram: @namcxn
- 3. @namcxn What we’ll talk about today? ● Overview ● Structure, Workflow and GitOps ● Pros and cons real live ● Q&A
- 4. @namcxn Overview A provisioning declarative tool that based on Infrastructure as a Code paradigm Requirement: ● Knowledge HCL (Hashicorp Configuration Language) Tools: ● Terraform: https://www.terraform.io/ ● Terragrunt: https://github.com/gruntwork-io/terragrunt/ ● Atlantis: https://www.runatlantis.io/
- 5. @namcxn Overview Terraform newbie with command at localhost: ● terraform plan ● terraform apply ● terraform destroy
- 6. @namcxn Overview Workflow with CICD Terraform + Jenkins (whatever CI tools) ● https://gist.github.com/namcxn/81b67fe14afc410b816a1f7852a036cd
- 7. @namcxn Structure, Workflow and GitOps Workflow with Atlantis + Gitlab (Github, Bitbucket) + Terraform and Terragrunt Structure terraform: ● module write HCL (main.tf, vars.tf, output.tf) ○ eks ○ consul (instances.tf, security.tf) ○ aurora ● terragrunt.hcl + values.yml -> https://gist.github.com/namcxn/e1185bc881f4ef74d0b0bbb6d9f8ace0 Ref: Must read “Terraform up & running -> Ch.4 and Ch.8”
- 8. @namcxn Structure, Workflow and GitOps
- 9. @namcxn Structure, Workflow and GitOps
- 10. @namcxn Pros: ● Multiple team ● Doesn’t break you workflow ● Avoid mistakes ● Compliance Pros and cons real live Cons: ● Slow