fix

share/dns/config.tf

@@ -23,13 +23,13 @@ locals {
     }
   EOF
   soa-ns = <<-EOF
-    @           IN  SOA  ${var.sub-domain}.${var.domain-name}. ${var.domain-name}. (
+    @           IN  SOA  ${var.sub-domain}.${var.domain_name}. ${var.domain_name}. (
                         ${formatdate("YYYYMMDDhh",timestamp())} ; Serial
                         4H         ; Refresh
                         1H         ; Retry
                         7D         ; Expire
                         4H )       ; Negative Cache TTL
-    @    IN NS   ${var.sub-domain}.${var.domain-name}.
+    @    IN NS   ${var.sub-domain}.${var.domain_name}.
   EOF
   files = merge({
     "Corefile" = join("\n", concat([local.begin-core],[for z in var.zones: format("file /etc/coredns/%s.db %s", z.name,z.name)],[local.end-core]))

share/dns/index.yaml

@@ -16,7 +16,7 @@ options:
     examples:
     - dns
     type: string
-  domain-name:
+  domain_name:
     default: your_company.com
     examples:
     - your_company.com