From 5b388d28aef0346f1d51e39e0d3ebe3f440cdebe Mon Sep 17 00:00:00 2001
From: Peter van Dijk <peter.van.dijk@powerdns.com>
Date: Thu, 26 Jul 2018 16:24:06 +0200
Subject: [PATCH] only load the Lua script in worker threads

---
 pdns/pdns_recursor.cc | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/pdns/pdns_recursor.cc b/pdns/pdns_recursor.cc
index 854275af9..6d3c7ccae 100644
--- a/pdns/pdns_recursor.cc
+++ b/pdns/pdns_recursor.cc
@@ -3603,16 +3603,18 @@ try
   setupNODThread();
 #endif /* NOD_ENABLED */
   
-  try {
-    if(!::arg()["lua-dns-script"].empty()) {
-      t_pdl = std::make_shared<RecursorLua4>();
-      t_pdl->loadFile(::arg()["lua-dns-script"]);
-      g_log<<Logger::Warning<<"Loaded 'lua' script from '"<<::arg()["lua-dns-script"]<<"'"<<endl;
+  if(worker) {
+    try {
+      if(!::arg()["lua-dns-script"].empty()) {
+        t_pdl = std::make_shared<RecursorLua4>();
+        t_pdl->loadFile(::arg()["lua-dns-script"]);
+        g_log<<Logger::Warning<<"Loaded 'lua' script from '"<<::arg()["lua-dns-script"]<<"'"<<endl;
+      }
+    }
+    catch(std::exception &e) {
+      g_log<<Logger::Error<<"Failed to load 'lua' script from '"<<::arg()["lua-dns-script"]<<"': "<<e.what()<<endl;
+      _exit(99);
     }
-  }
-  catch(std::exception &e) {
-    g_log<<Logger::Error<<"Failed to load 'lua' script from '"<<::arg()["lua-dns-script"]<<"': "<<e.what()<<endl;
-    _exit(99);
   }
 
   unsigned int ringsize=::arg().asNum("stats-ringbuffer-entries") / g_numWorkerThreads;
-- 
2.49.0