change has_zone_file back to true for the stub zone type and add logic to prevent the file from being created by puppet

manifests/zone.pp

@@ -28,7 +28,7 @@ define bind::zone (
         'master' => true,
         'slave'  => true,
         'hint'   => true,
-        'stub'   => false,
+        'stub'   => true,
         default  => false,
     }
 
@@ -38,7 +38,7 @@ define bind::zone (
         } else {
             $_source = 'puppet:///modules/bind/db.empty'
         }
-
+        unless $zone_type == 'stub' {
             file { "${cachedir}/${name}":
                 ensure  => directory,
                 owner   => $bind::params::bind_user,
@@ -79,6 +79,7 @@ define bind::zone (
                 }
             }
         }
+    }
     
     file { "${bind::confdir}/zones/${name}.conf":
         ensure  => present,