Do not bias outgoing connections towards fresh addresses

sipa · laanwj · commit 214154e6fc65 · 2015-04-01T16:39:30.000+02:00
This change was suggested as Countermeasure 2 in Eclipse Attacks on Bitcoin’s Peer-to-Peer Network, Ethan Heilman, Alison Kendler, Aviv Zohar, Sharon Goldberg. ePrint Archive Report 2015/263. March 2015. Rebased-From: 68ba3f67bd500a64fb8932c6b41924ddc31d76f Github-Pull: bitcoin#5941
diff --git a/src/addrman.cpp b/src/addrman.cpp
@@ -63,8 +63,6 @@ double CAddrInfo::GetChance(int64_t nNow) const
     if (nSinceLastTry < 0)
         nSinceLastTry = 0;
 
-    fChance *= 600.0 / (600.0 + nSinceLastSeen);
-
     // deprioritize very recent attempts away
     if (nSinceLastTry < 60 * 10)
         fChance *= 0.01;
