aws_security_group test thing

main.tf

provider "aws" {
  region = "us-east-1"
}

variable "cidr" {
  # default = "0.0.0.0/0"
  default = ""
}

resource "aws_security_group" "dummy" {
  name        = "dummy-arthur-can-delete"
  description = "dummy-dummy-dummy-dummy"
}

resource "aws_security_group_rule" "dummy" {
  count = "${var.cidr == "" ? 0 : 1}"
  type = "ingress"
  from_port = 11211
  to_port = 11211
  protocol = "tcp"
  cidr_blocks = ["${var.cidr}"]
  security_group_id = "${aws_security_group.dummy.id}"
}