From bf35e27ea76ea50515e3f345a9ac05ec558ffabf Mon Sep 17 00:00:00 2001
From: ucwong <ucwong@126.com>
Date: Thu, 2 Apr 2020 00:00:33 +0800
Subject: [PATCH] p2p/server: add UDP port mapping goroutine to wait group
(#20846)
---
p2p/server.go | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/p2p/server.go b/p2p/server.go
index c87b7758d..1fe5f3978 100644
--- a/p2p/server.go
+++ b/p2p/server.go
@@ -562,7 +562,11 @@ func (srv *Server) setupDiscovery() error {
srv.log.Debug("UDP listener up", "addr", realaddr)
if srv.NAT != nil {
if !realaddr.IP.IsLoopback() {
- go nat.Map(srv.NAT, srv.quit, "udp", realaddr.Port, realaddr.Port, "ethereum discovery")
+ srv.loopWG.Add(1)
+ go func() {
+ nat.Map(srv.NAT, srv.quit, "udp", realaddr.Port, realaddr.Port, "ethereum discovery")
+ srv.loopWG.Done()
+ }()
}
}
srv.localnode.SetFallbackUDP(realaddr.Port)
--
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