From: Pieter Lexis <pieterlexis@users.noreply.github.com>
Date: Thu, 24 May 2018 14:44:41 +0000 (+0200)
Subject: Merge pull request #6518 from rgacogne/rec-max-udp-queries-per-round
X-Git-Tag: dnsdist-1.3.1~68
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8a54a129448357275b8899ab2303cdd59ff69a3f;p=pdns

Merge pull request #6518 from rgacogne/rec-max-udp-queries-per-round

rec: Add a new max-udp-queries-per-round setting
---

8a54a129448357275b8899ab2303cdd59ff69a3f
diff --cc pdns/pdns_recursor.cc
index c618e31ed,159680227..4b20677c2
--- a/pdns/pdns_recursor.cc
+++ b/pdns/pdns_recursor.cc
@@@ -2000,11 -1994,10 +2001,11 @@@ static void handleNewUDPQuestion(int fd
    char cbuf[256];
    bool firstQuery = true;
  
 +  data.resize(1500);
    fromaddr.sin6.sin6_family=AF_INET6; // this makes sure fromaddr is big enough
 -  fillMSGHdr(&msgh, &iov, cbuf, sizeof(cbuf), data, sizeof(data), &fromaddr);
 +  fillMSGHdr(&msgh, &iov, cbuf, sizeof(cbuf), &data[0], data.size(), &fromaddr);
  
-   for(;;)
+   for(size_t counter = 0; counter < s_maxUDPQueriesPerRound; counter++)
    if((len=recvmsg(fd, &msgh, 0)) >= 0) {
  
      firstQuery = false;