module "ec2_instance" {
  source  = "terraform-aws-modules/ec2-instance/aws"
  version = "~> 3.0"

  name = "single-instance"

  ami                    = "ami-ebd02392"
  instance_type          = "t2.micro"
  key_name               = "user1"
  monitoring             = true
  vpc_security_group_ids = ["sg-12345678"]
  subnet_id              = "subnet-eddcdzz4"

  tags = {
    Terraform   = "true"
    Environment = "dev"
  }
}

module "ec2_instance" {
  source  = "terraform-aws-modules/ec2-instance/aws"
  version = "~> 3.0"

  for_each = toset(["one", "two", "three"])

  name = "instance-${each.key}"

  ami                    = "ami-ebd02392"
  instance_type          = "t2.micro"
  key_name               = "user1"
  monitoring             = true
  vpc_security_group_ids = ["sg-12345678"]
  subnet_id              = "subnet-eddcdzz4"

  tags = {
    Terraform   = "true"
    Environment = "dev"
  }
}

module "ec2_instance" {
  source  = "terraform-aws-modules/ec2-instance/aws"
  version = "~> 3.0"

  name = "spot-instance"

  create_spot_instance = true
  spot_price           = "0.60"
  spot_type            = "persistent"

  ami                    = "ami-ebd02392"
  instance_type          = "t2.micro"
  key_name               = "user1"
  monitoring             = true
  vpc_security_group_ids = ["sg-12345678"]
  subnet_id              = "subnet-eddcdzz4"

  tags = {
    Terraform   = "true"
    Environment = "dev"
  }
}

provider "aws" {
  region = "us-west-2"
}

data "aws_ami" "ubuntu" {
  most_recent = true
  owners      = ["679593333241"]

  filter {
    name   = "name"
    values = ["ubuntu-minimal/images/hvm-ssd/ubuntu-focal-20.04-*"]
  }

  filter {
    name   = "virtualization-type"
    values = ["hvm"]
  }
}

resource "aws_ami_copy" "ubuntu_encrypted_ami" {
  name              = "ubuntu-encrypted-ami"
  description       = "An encrypted root ami based off ${data.aws_ami.ubuntu.id}"
  source_ami_id     = data.aws_ami.ubuntu.id
  source_ami_region = "eu-west-2"
  encrypted         = true

  tags = { Name = "ubuntu-encrypted-ami" }
}

data "aws_ami" "encrypted-ami" {
  most_recent = true

  filter {
    name   = "name"
    values = [aws_ami_copy.ubuntu_encrypted_ami.id]
  }

  owners = ["self"]
}

create = false

create_spot_instance = true