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Module 1 - Terraform Fundamentals Terraform Terraform Basics Terraform: Infrastructure as Code from Zero to Production

What Is Terraform? Infrastructure as Code Explained

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AI Summary
R Ram Pothuraju Reading…

What You Will Learn

Beginner

  • What Terraform is
  • IaC concept
  • Manual vs IaC

Terraform is an IaC tool for managing cloud infrastructure with code.

Manual vs Infrastructure as CodeManual (ClickOps)Click through AWS ConsoleNo version controlNo repeatabilityNo audit trailDrift: reality != documentationScale: 1 person, slowInfrastructure as CodeCode defines infrastructureVersion controlled (git)Repeatable and consistentFull audit trailNo drift: code = realityScale: automated, fast
Manual clicking vs Infrastructure as Code - Terraform makes infrastructure reproducible
IaC
Manage infrastructure through code, not manual clicks.
  • AWS: EC2, S3, RDS
  • Azure: VMs, AKS
  • GCP: Compute, GKE
  • 3000+ providers

Practical Exercise

Go to terraform.io
Download Terraform
Watch intro video

Key Takeaways

  • Terraform = IaC tool by HashiCorp.
  • Define infra in .tf files.
  • Works with ALL clouds.
  • Free and open source.
Previously: Nothing - first lesson.
Today: You learned: The simplest explanation of Terraform and IaC.
Next: Lesson 02 covers installation.
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