Terraform — Infrastructure as Code (Hello World in OSX)

Install Terraform in OSX

brew install hashicorp/tap/terraform

make.tf

terraform {                                // terraform setting
  required_providers {                     //   specified required providers
    docker = {
      source = "kreuzwerker/docker"
      version = "~> 3.0.1"
    }
  }
}
 
provider "docker" {}                       // plugin to manage resource
 
resource "docker_image" "nginx" {
  name         = "nginx:latest"
  keep_locally = false
}
 
resource "docker_container" "nginx" {
  image = docker_image.nginx.image_id
  name  = "tutorial"
  ports {
    internal = 80
    external = 8000
  }
}

terraform init
terraform apply

Advantage

• Multi-Cloud Support
• Human Readable Configuration
• State Management

Local State Management

after you run terraform apply , it would generate a terraform.tfstate file in the same folder.

for remote state, it can be stored in azure blob, aws s3.