X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=pexconn.go;h=9254f5e1876c15ceff293d9f37c687d004d73b5c;hb=HEAD;hp=459131f416de3de189241c90c9fb67ed5e5ce259;hpb=b18e824a6b9f549bce05e117b1355172d14ef3b3;p=btrtrc.git

diff --git a/pexconn.go b/pexconn.go
index 459131f4..9254f5e1 100644
--- a/pexconn.go
+++ b/pexconn.go
@@ -143,11 +143,18 @@ func (s *pexConnState) Recv(payload []byte) error {
 	var peers peerInfos
 	peers.AppendFromPex(rx.Added6, rx.Added6Flags)
 	peers.AppendFromPex(rx.Added, rx.AddedFlags)
+	if time.Now().Before(s.torrent.pex.rest) {
+		s.dbg.Printf("in cooldown period, incoming PEX discarded")
+		return nil
+	}
 	added := s.torrent.addPeers(peers)
 	s.dbg.Printf("got %v peers over pex, added %v", len(peers), added)
 
+	if len(peers) > 0 {
+		s.torrent.pex.rest = time.Now().Add(pexInterval)
+	}
+
 	// one day we may also want to:
-	// - check if the peer is not flooding us with PEX updates
 	// - handle drops somehow
 	// - detect malicious peers