terraform_ec2_web_server_main.cf

provider "aws" {
  region = "ap-southeast-1"
}

resource "aws_security_group" "instance" {
  name = "poc-instance"

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

resource "aws_instance" "poc" {
  ami           = "ami-0123b531fc646552f"
  instance_type = "t2.micro"
  vpc_security_group_ids = [aws_security_group.instance.id]

  user_data = <<-EOF
              #!/bin/bash
              echo "Hello, World!" > index.html
              nohup busybox httpd -f -p 8080 &
              EOF

  tags = {
    Name = "poc"
  }
}