From a2b419621734f3c72681d23ba24d12edd44b5d0a Mon Sep 17 00:00:00 2001
From: Peter van Dijk <peter.van.dijk@powerdns.com>
Date: Thu, 1 Jul 2021 12:45:10 +0200
Subject: [PATCH] bindbackend: purge caches on zone reload

---
 modules/bindbackend/bindbackend2.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules/bindbackend/bindbackend2.cc b/modules/bindbackend/bindbackend2.cc
index d6f2c1f1af..669d78e99f 100644
--- a/modules/bindbackend/bindbackend2.cc
+++ b/modules/bindbackend/bindbackend2.cc
@@ -54,6 +54,7 @@
 #include "pdns/dynlistener.hh"
 #include "pdns/lock.hh"
 #include "pdns/auth-zonecache.hh"
+#include "pdns/auth-caches.hh"
 
 /* 
    All instances of this backend share one s_state, which is indexed by zone name and zone id.
@@ -576,6 +577,8 @@ string Bind2Backend::DLReloadNowHandler(const vector<string>& parts, Utility::pi
         ret << *i << ": [missing]\n";
       else
         ret << *i << ": " << (bbd.d_wasRejectedLastReload ? "[rejected]" : "") << "\t" << bbd.d_status << "\n";
+      purgeAuthCaches(zone.toString() + "$");
+      DNSSECKeeper::clearMetaCache(zone);
     }
     else
       ret << *i << " no such domain\n";
-- 
2.47.2