From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Wed, 16 Feb 2022 16:14:11 +0000 (+0100)
Subject: dnsdist: Fix backends kept after upgrade no longer working
X-Git-Tag: rec-4.7.0-alpha1~9^2~3
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=efaf2362ee670a17972f396de86c550d06752d51;p=thirdparty%2Fpdns.git

dnsdist: Fix backends kept after upgrade no longer working
---

diff --git a/pdns/dnsdistdist/dnsdist-discovery.cc b/pdns/dnsdistdist/dnsdist-discovery.cc
index 038148383b..5cca42b15f 100644
--- a/pdns/dnsdistdist/dnsdist-discovery.cc
+++ b/pdns/dnsdistdist/dnsdist-discovery.cc
@@ -481,7 +481,9 @@ bool ServiceDiscovery::tryToUpgradeBackend(const UpgradeableBackend& backend)
 
     g_pools.setState(localPools);
     g_dstates.setState(states);
-    backend.d_ds->stop();
+    if (!backend.keepAfterUpgrade) {
+      backend.d_ds->stop();
+    }
 
     return true;
   }