Terraform Datasources

Use Datasources, here to keep the AWS AMI (windows) updated.

main.tf

provider "aws" {
  region = var.aws_region
  access_key = var.access_key
  secret_key = var.secret_key
}

resource "aws_security_group" "my_security_group" {
  name        = var.security_group
  description = "SG for EC2 instance"
  vpc_id      = var.vpc_id

  ingress {
    from_port   = 8080
    to_port     = 8080
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

 ingress {
    from_port   = 22
    to_port     = 22
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

  egress {
    from_port   = 0
    to_port     = 65535
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

  tags= {
    Name = var.security_group
  }
}

resource "aws_instance" "my_instance" {
  ami                    = data.aws_ami.AMIWindows.id
  key_name = var.key_name
  instance_type = var.instance_type
  subnet_id = var.subnet_id
  vpc_security_group_ids= [aws_security_group.my_security_group.id]
  tags= {
    Name = var.tag_name
  }
}

resource "aws_eip" "my_eip" {
  vpc      = true
  instance = aws_instance.my_instance.id
tags= {
    Name = "myEIP"
  }

variables.tf

variable "aws_region" {
  description = "AWS region"
  default     = "us-east-1"
}

variable "access_key" {
  type = string
}

variable "secret_key" {
  type = string
}

variable "vpc_id" {
  type = string
}

variable "subnet_id" {
  type = string
}

variable "key_name" {
  description = "Key Pair"
  default     =  "KP-win2022-Jenkins-MASTER-us-east-1"
}

variable "instance_type" {
  description = "EC2 instance type"
  default     =  "t3.small"
}

variable "security_group" {
  description = "Security Group"
  default     = "SG"
}

variable "tag_name" {
  description = "EC2 Tag for Name"
  default     = "my-ec2-instance"
}

variable "ami_id" {
  description = "AMI"
  default     = "ami-0b9064170e32bde34"
}

datasources.tf

data "aws_ami" "AMIWindows" {
  most_recent = true
  owners      = ["801119661308"]

  filter {
    name   = "name"
    values = ["Windows_Server-2022-English-Full-Base-*"]
  }
}