provider "aws" {
  region = var.aws_region
}

# Terraform backends cannot contain interpolations
terraform {
  backend "s3" {
    bucket  = "orcd-terraform-state"
    key     = "prod/cloudfront/terraform.tfstate"
    region  = "us-east-1"
    encrypt = "true"
  }
}

resource "aws_cloudfront_response_headers_policy" "default_policy" {
  name    = "${var.environment}-default"
  comment = "Default response headers policy in ${var.environment}"

  security_headers_config {
    content_type_options {
      override = true
    }

    frame_options {
      frame_option = "DENY"
      override     = true
    }

    referrer_policy {
      referrer_policy = "strict-origin-when-cross-origin"
      override        = true
    }

    strict_transport_security {
      access_control_max_age_sec = 365 * 24 * 60 * 60
      override                   = true
    }

    xss_protection {
      protection = true
      mode_block = true
      override   = true
    }
  }
}