From a76210a17cae7ff7d261228b325cd308d4e424ef Mon Sep 17 00:00:00 2001
From: =?utf8?q?Gr=C3=A9gory=20Oestreicher?= <greg@kamago.net>
Date: Fri, 13 Oct 2017 23:34:05 +0200
Subject: [PATCH] Add support for ENT

This actually requires that the layout under the zone entry follows
a tree model. ENTs are entries for which no record could be found.
---
 modules/ldapbackend/ldapbackend.cc | 11 +++++++++++
 modules/ldapbackend/ldapbackend.hh |  5 +++++
 2 files changed, 16 insertions(+)

diff --git a/modules/ldapbackend/ldapbackend.cc b/modules/ldapbackend/ldapbackend.cc
index 9a5441844..1a4374f5a 100644
--- a/modules/ldapbackend/ldapbackend.cc
+++ b/modules/ldapbackend/ldapbackend.cc
@@ -257,6 +257,17 @@ void LdapBackend::extract_entry_results( const DNSName& domain, const DNSResult&
       }
     }
   }
+
+  if ( !has_records ) {
+    // This is an ENT
+    DNSResult local_result = result_template;
+    local_result.qname = domain;
+    if ( !d_result.count( "PdnsRecordOrdername" ) || d_result["PdnsRecordOrdername"].empty() ) {
+      // An ENT with an order name is authoritative
+      local_result.auth = false;
+    }
+    d_results_cache.push_back( local_result );
+  }
 }
 
 
diff --git a/modules/ldapbackend/ldapbackend.hh b/modules/ldapbackend/ldapbackend.hh
index 5ccbb086f..6ae55d9f0 100644
--- a/modules/ldapbackend/ldapbackend.hh
+++ b/modules/ldapbackend/ldapbackend.hh
@@ -129,6 +129,11 @@ class LdapBackend : public DNSBackend
       std::string value;
       bool auth;
       std::string ordername;
+
+      DNSResult()
+        : ttl( 0 ), lastmod( 0 ), value( "" ), auth( true ), ordername( "" )
+      {
+      }
     };
     std::list<DNSResult> d_results_cache;
 
-- 
2.40.0