Use a timeout with tcp connect to we get the EINPROGRESS handling.

diff --git a/pdns/lwres.cc b/pdns/lwres.cc
index 96f353b4878d9d88c40eba35e29f3fd72e487660..465699b47889bc35bc6d6884109652ca58b27006 100644 (file)
--- a/pdns/lwres.cc
+++ b/pdns/lwres.cc
@@ -334,7 +334,7 @@ LWResult::Result asyncresolve(const ComboAddress& ip, const DNSName& domain, int
 
       s.bind(local);
 
-      s.connect(ip);
+      s.connect(ip, g_networkTimeoutMsec * 1000); // needed for fastopen EINPROGRESS and better anyway than the system wide connect timeout
 
       uint16_t tlen=htons(vpacket.size());
       char *lenP=(char*)&tlen;