grepq() has no sideeffects in dnsdist.

diff --git a/pdns/dnsdist-lua2.cc b/pdns/dnsdist-lua2.cc
index 2b5f42043291f0011679ba474c03c5e3aa62b608..27dd903d0b0cb8df1f46a38689482c76710fc47a 100644 (file)
--- a/pdns/dnsdist-lua2.cc
+++ b/pdns/dnsdist-lua2.cc
@@ -241,6 +241,7 @@ void moreLua(bool client)
     });
 
   g_lua.writeFunction("grepq", [](boost::variant<string, vector<pair<int,string> > > inp, boost::optional<unsigned int> limit) {
+      setLuaNoSideEffect();
       boost::optional<Netmask>  nm;
       boost::optional<DNSName> dn;
       int msec=-1;