variable "doit" {}

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

resource "aws_instance" "instance1" {
  count = var.doit == "foo" ? 0 : 2
  ami           = "ami-01a6e31ac994bbc09"
  instance_type = "t2.micro"
  key_name      = "cedric"
  tags = {
    Name = "cedric-instance1"
  }
}