auth: pdnsutil edit-zone, detect capitalization changes in LUA, TXT and SPF records

(cherry picked from commit 75ab58cdbd1ddb5772e5f37f94e312b233d271ad)

diff --git a/pdns/dnsparser.hh b/pdns/dnsparser.hh
index 9cbe5a4e2bac8b80ed0eb318fd8becd380183e65..3ccef311d4d262f818a67eeba0182668e1cc06da 100644 (file)
--- a/pdns/dnsparser.hh
+++ b/pdns/dnsparser.hh
@@ -336,11 +336,20 @@ struct DNSRecord
     
     string lzrp, rzrp;
     if(a.d_content)
-      lzrp=toLower(a.d_content->getZoneRepresentation());
+      lzrp = a.d_content->getZoneRepresentation();
     if(b.d_content)
-      rzrp=toLower(b.d_content->getZoneRepresentation());
-    
-    return lzrp < rzrp;
+      rzrp = b.d_content->getZoneRepresentation();
+
+    switch (a.d_type) {
+    case QType::TXT:
+    case QType::SPF:
+#if !defined(RECURSOR)
+    case QType::LUA:
+#endif
+      return lzrp < rzrp;
+    default:
+      return toLower(lzrp) < toLower(rzrp);
+    }
   }