Language

Terraform Modules · Lesson 23 of 30

Public Registry Modules

Source: doonops-curriculum/terraform-modules--registry-modules.md

Doonops lesson

Goal

Use community tested modules instead of reinventing VPC.

Simple explanation

Registry = app store for Terraform LEGO kits. Always pin version number.

Technical view

Registry = app store for Terraform LEGO kits. Always pin version number.

Think of it like

Registry = app store for Terraform LEGO kits. Always pin version number.

Steps

  1. Read simple section
  2. Read analogy + diagram
  3. Copy project files
  4. Do local lab

Deep explanation

Layman words first, then technical detail — read slowly

registry.terraform.io — read Inputs/Outputs tabs like product manual.

Example (Doonops)

Modern HCL — names are examples, not from any third-party course

Example HCL
HCL
# see project files

Terraform runs on your computer — copy this HCL into a folder, then follow the local lab steps below.

Quick check

  • Explain topic to a friend in 2 sentences
  • Did local lab steps

Project files for this lab

Full implementation folder — copy all files, then run terraform commands

Lab project files (full folder)

Copy every file below into one folder — same as a real repo module. Then run the local lab steps.

Suggested folder: Suggested path: ~/doonops-terraform/20-registry-module/

versions.tfSee file purpose in the code below
terraform {
  required_version = ">= 1.9.0"
}