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Rediscover gateway on UPnP renewal

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This commit is contained in:
Audrius Butkevicius 2014-08-13 21:15:20 +01:00
parent dc9df0a79a
commit 870e3ca893
1 changed files with 10 additions and 5 deletions
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15
cmd/syncthing/main.go
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@ -577,9 +577,6 @@ func setupUPnP(rnd rand.Source) {
if err == nil {
externalPort = r
l.Infoln("Created UPnP port mapping - external port", externalPort)
if cfg.Options.UPnPRenewal > 0 {
go renewUPnP(igd, rnd, port)
}
break
}
}
@ -592,17 +589,25 @@ func setupUPnP(rnd rand.Source) {
l.Debugf("UPnP: %v", err)
}
}
if cfg.Options.UPnPRenewal > 0 {
go renewUPnP(rnd, port)
}
}
} else {
l.Warnln("Multiple listening addresses; not attempting UPnP port mapping")
}
}
func renewUPnP(igd *upnp.IGD, rnd rand.Source, port int) {
func renewUPnP(rnd rand.Source, port int) {
for {
time.Sleep(time.Duration(cfg.Options.UPnPRenewal) * time.Minute)
err := igd.AddPortMapping(upnp.TCP, externalPort, port, "syncthing", cfg.Options.UPnPLease*60)
igd, err := upnp.Discover()
if err != nil {
continue
}
err = igd.AddPortMapping(upnp.TCP, externalPort, port, "syncthing", cfg.Options.UPnPLease*60)
if err == nil {
l.Infoln("Renewed UPnP port mapping - external port", externalPort)
continue