fix: use site_prefix in DNS entries

Author: blimmer

r53.tf

@@ -1,18 +1,30 @@
 resource "aws_route53_record" "www" {
+  count   = var.site_prefix == "www" ? 0 : 1
   zone_id = var.hosted_zone_id
-  name    = "www"
+  name    = "www.${var.site_prefix}.${var.site_domain}"
   type    = "CNAME"
   ttl     = "600"
-  records = [var.site_domain]
+  records = ["${var.site_prefix}${var.site_prefix == "" ? "" : "."}${var.site_domain}"]
 }
 
 resource "aws_route53_record" "apex" {
   zone_id = var.hosted_zone_id
-  name    = var.site_domain
+  name    = "${var.site_prefix}${var.site_prefix == "" ? "" : "."}${var.site_domain}"
   type    = "A"
   alias {
     name                   = module.cloudfront.wordpress_cloudfront_distribution_domain_name
     zone_id                = module.cloudfront.wordpress_cloudfront_distrubtion_hostedzone_id
     evaluate_target_health = false
   }
 }
+
+resource "aws_route53_record" "apex_aaaa" {
+  zone_id = var.hosted_zone_id
+  name    = "${var.site_prefix}${var.site_prefix == "" ? "" : "."}${var.site_domain}"
+  type    = "AAAA"
+  alias {
+    name                   = module.cloudfront.wordpress_cloudfront_distribution_domain_name
+    zone_id                = module.cloudfront.wordpress_cloudfront_distrubtion_hostedzone_id
+    evaluate_target_health = false
+  }
+}