Terraform에서 순환 참조 오류가 발생하면

variable "env" {
  type = "string"
  default = "dev"
}
variable "service" {
  type = "string"
  default = "foo"
}

resource "aws_cloudfront_origin_access_identity" "origin_access" {
  comment = "access-identity-${var.env}-${var.service}.s3.amazonaws.com"
}

data "template_file" "s3_policy" {
  template = "${file("s3-bucket-policy.json")}"

  vars {
    bucket_name            = "${var.env}-${var.service}"
    origin_access_identity = "${aws_cloudfront_origin_access_identity.origin_access.id}"
  }
}

resource "aws_s3_bucket" "foo" {
  bucket = "${var.env}-${var.service}"
  acl    = "private"
  policy = "${data.template_file.s3_policy.rendered}"

  tags {
    Name        = "${var.env}-${var.service}"
    Environment = "${var.env}"
    ServiceName = "${var.service}"
  }
}

❯ terraform plan
Error configuring: 1 error(s) occurred:

* Cycle: data.template_file.s3_policy, aws_s3_bucket.foo, aws_cloudfront_origin_access_identity.origin_access

terraform graph -draw-cycles | dot -Tpng > graph.png

resource "aws_cloudfront_origin_access_identity" "origin_access" {
  comment = "access-identity-${var.env}-${var.service}.s3.amazonaws.com"
}

References