From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Thu, 28 Mar 2019 17:30:12 +0000 (+0100)
Subject: rec: Make sure that distribution-load-factor is >= 1.0 if set
X-Git-Tag: dnsdist-1.4.0-alpha1~38^2~2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=078be17f3c150abed2ae87dfe771ef479f3137ef;p=pdns

rec: Make sure that distribution-load-factor is >= 1.0 if set
---

diff --git a/pdns/pdns_recursor.cc b/pdns/pdns_recursor.cc
index 065833eb5..2b949abfb 100644
--- a/pdns/pdns_recursor.cc
+++ b/pdns/pdns_recursor.cc
@@ -3774,6 +3774,10 @@ static int serviceMain(int argc, char*argv[])
   g_statisticsInterval = ::arg().asNum("statistics-interval");
 
   s_balancingFactor = ::arg().asDouble("distribution-load-factor");
+  if (s_balancingFactor != 0.0 && s_balancingFactor < 1.0) {
+    s_balancingFactor = 0.0;
+    g_log<<Logger::Warning<<"Asked to run with a distribution-load-factor below 1.0, disabling it instead"<<endl;
+  }
 
 #ifdef SO_REUSEPORT
   g_reusePort = ::arg().mustDo("reuseport");