DevOps Classroom notes 01/Apr/2026

Terraform concepts

• Providers
• Resource
• Datasource
• Argument
• Attribute
• Provider is vendor specific implementation which is used by terrform to create/manage infra
  
• Resource: This represents an infra element which you want to create
• Argument: Inputs
• Attribute: Outputs

Popular Terraform providers

• Refer Here for terraform providers

Steps for creating Terraform Templates

• Create a new folder
• Create any file with extension .tf
• In this files you are supposed to write HCL
  • Provider syntax
  • resource syntax
• Configuring AWS Provider
  • Provider syntax
  • AWS Provider Syntax
• In the file

# provider
provider "aws" {
    region = "ap-south-1"
}


# resource

• Now to download provider from cli terraform init
• To write a resource Refer Here for syntax
• For s3

# provider
provider "aws" {
    region = "ap-south-1"
}


# resource
resource "aws_s3_bucket" "first" {
    # argument
    bucket = "qt-apr-1-test-from-tf"

}

• Now execute terraform apply
• Now to clean terraform destroy

Lets create a s3 bucket in aws

• Prompt

You are an aws expert,

I want you to guide me how to create aws s3 bucket in Console

Way of Working

• Figure out manual steps
• Choose the right provider
• Define resources with right arguments
• use terraform commands