Terraform and HCP Terraform

resource "aws_instance" "web" {
  ami           = "ami-0c55b159cbfafe1f0"
  instance_type = "t3.small"
}

terraform init            # initialize, download providers
terraform plan            # dry run - shows what will change
terraform apply           # apply changes
terraform destroy         # destroy everything
terraform validate        # validate config files
terraform fmt             # auto-format
terraform state           # inspect and manipulate state
terraform output          # show outputs
terraform console         # interactive expression evaluator

variable "env" {
  type        = string
  description = "Deployment environment"
  default     = "dev"
}

# use it
resource "aws_instance" "web" {
  tags = { Environment = var.env }
}

locals {
  prefix = "${var.env}-${var.region}"
}

resource "aws_s3_bucket" "logs" {
  bucket = "${local.prefix}-logs"
}

output "instance_ip" {
  value = aws_instance.web.public_ip
}

output "db_password" {
  value     = aws_db_instance.main.password
  sensitive = true
}

module "vpc" {
  source  = "terraform-aws-modules/vpc/aws"
  version = "~> 5.0"

  name = "main"
  cidr = "10.0.0.0/16"
}