feat: add dns resolver/master classes

- define resolver and master dns server
- export A and PTR records from dns clients
- collect exported resources for master
- create hiera structure for acls, zones and views

site/profiles/manifests/dns/server.pp

@@ -0,0 +1,44 @@
+# profiles::dns::server
+class profiles::dns::server (
+  Hash    $acls  = {},
+  Hash    $zones = {},
+  Hash    $views = {},
+  Array   $forwarders = ['8.8.8.8', '1.1.1.1'],
+  Boolean $dnssec = true,
+){
+
+  # if forwarders are empty, set it to undef
+  if $forwarders == [] {
+    $use_forwarders = undef
+  }else{
+    $use_forwarders = $forwarders
+  }
+
+  # setup base bind server
+  class { 'bind':
+      forwarders => $use_forwarders,
+      dnssec     => $dnssec,
+      version    => 'Controlled by Puppet',
+  }
+
+  # if acls, import them
+  $acls.each | $name, $data | {
+    bind::acl { $name:
+        * => $data,
+    }
+  }
+
+  # if zones, import them
+  $zones.each | $name, $data | {
+    bind::zone { $name:
+        * => $data,
+    }
+  }
+
+  # if views, import them
+  $views.each | $name, $data | {
+    bind::view { $name:
+        * => $data,
+    }
+  }
+}