From: Matt Joiner <anacrolix@gmail.com>
Date: Wed, 5 Aug 2015 22:55:48 +0000 (+1000)
Subject: Log who's giving us zero ports over PEX
X-Git-Tag: v1.0.0~1074
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=59e50bd614cd44436a6be685b45e643bebd0261c;p=btrtrc.git

Log who's giving us zero ports over PEX

In the long run this will help determine why this happens.
---

diff --git a/client.go b/client.go
index 0eb199f1..2bfae3b7 100644
--- a/client.go
+++ b/client.go
@@ -1662,6 +1662,10 @@ func (me *Client) connectionLoop(t *torrent, c *connection) error {
 					me.mu.Lock()
 					me.addPeers(t, func() (ret []Peer) {
 						for i, cp := range pexMsg.Added {
+							if cp.Port == 0 {
+								log.Printf("peer gave zero port peer over PEX\n\t%s", c)
+								continue
+							}
 							p := Peer{
 								IP:     make([]byte, 4),
 								Port:   int(cp.Port),