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Fix: reset timeout in udp tunnel

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xjasonlyu
2022-02-05 16:59:23 +08:00
parent 6603c1f334
commit d552de237f
1 changed files with 4 additions and 1 deletions
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tunnel/udp.go
+4 -1
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@@ -68,6 +68,7 @@ func handleUDPToRemote(uc core.UDPConn, pc net.PacketConn, remote net.Addr) {
if _, err := pc.WriteTo(buf[:n], remote); err != nil {
log.Warnf("[UDP] write to %s error: %v", remote, err)
}
pc.SetReadDeadline(time.Now().Add(_udpSessionTimeout)) /* reset timeout */
log.Infof("[UDP] %s --> %s", uc.RemoteAddr(), remote)
}
@@ -81,7 +82,7 @@ func handleUDPToLocal(uc core.UDPConn, pc net.PacketConn, remote net.Addr) {
pc.SetReadDeadline(time.Now().Add(_udpSessionTimeout))
n, from, err := pc.ReadFrom(buf)
if err != nil {
if !errors.Is(err, os.ErrDeadlineExceeded) /* ignore i/o timeout */ {
if !errors.Is(err, os.ErrDeadlineExceeded) /* ignore I/O timeout */ {
log.Warnf("[UDP] read error: %v", err)
}
return
@@ -96,5 +97,7 @@ func handleUDPToLocal(uc core.UDPConn, pc net.PacketConn, remote net.Addr) {
log.Warnf("[UDP] write back from %s error: %v", from, err)
return
}
log.Infof("[UDP] %s <-- %s", uc.RemoteAddr(), from)
}
}