From 0cca616b36c4d896a4c508aff78f2b788d52f180 Mon Sep 17 00:00:00 2001 From: Peter van Dijk Date: Tue, 9 Feb 2016 14:21:25 +0100 Subject: [PATCH] add lowercase-outgoing flag --- pdns/pdns_recursor.cc | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/pdns/pdns_recursor.cc b/pdns/pdns_recursor.cc index d9412cdc0..9463894cd 100644 --- a/pdns/pdns_recursor.cc +++ b/pdns/pdns_recursor.cc @@ -79,6 +79,7 @@ unsigned int g_networkTimeoutMsec; uint64_t g_latencyStatSize; bool g_logCommonErrors; bool g_anyToTcp; +bool g_lowercaseOutgoing; uint16_t g_udpTruncationThreshold; __thread shared_ptr* t_pdl; @@ -553,6 +554,10 @@ void startDoResolve(void *p) pw.getHeader()->id=dc->d_mdp.d_header.id; pw.getHeader()->rd=dc->d_mdp.d_header.rd; + // DO NOT MOVE THIS CODE UP! + if (g_lowercaseOutgoing) + dc->d_mdp.d_qname = toLower(dc->d_mdp.d_qname); + uint32_t minTTL=std::numeric_limits::max(); SyncRes sr(dc->d_now); @@ -2016,6 +2021,8 @@ int serviceMain(int argc, char*argv[]) g_anyToTcp = ::arg().mustDo("any-to-tcp"); g_udpTruncationThreshold = ::arg().asNum("udp-truncation-threshold"); + g_lowercaseOutgoing = ::arg().mustDo("lowercase-outgoing"); + makeUDPServerSockets(); makeTCPServerSockets(); @@ -2323,6 +2330,7 @@ int main(int argc, char **argv) ::arg().setSwitch( "pdns-distributes-queries", "If PowerDNS itself should distribute queries over threads")=""; ::arg().setSwitch( "root-nx-trust", "If set, believe that an NXDOMAIN from the root means the TLD does not exist")="no"; ::arg().setSwitch( "any-to-tcp","Answer ANY queries with tc=1, shunting to TCP" )="no"; + ::arg().setSwitch( "lowercase-outgoing","Force outgoing questions to lowercase")="no"; ::arg().set("udp-truncation-threshold", "Maximum UDP response size before we truncate")="1680"; ::arg().set("minimum-ttl-override", "Set under adverse conditions, a minimum TTL")="0"; ::arg().set("max-qperq", "Maximum outgoing queries per query")="50"; -- 2.40.0