func main() {
log.SetFlags(0)
log.SetOutput(os.Stdout)
var server string
flag.StringVar(&server, "server", "udp4://announce.syncthing.net:22026", "Announce server")
flag.Parse()
if len(flag.Args()) != 1 || server == "" {
log.Printf("Usage: %s [-server=\"udp4://announce.syncthing.net:22026\"] <device>", os.Args[0])
os.Exit(64)
}
id, err := protocol.DeviceIDFromString(flag.Args()[0])
if err != nil {
log.Println(err)
os.Exit(1)
}
discoverer := discover.NewDiscoverer(protocol.LocalDeviceID, nil)
discoverer.StartGlobal([]string{server}, 1)
for _, addr := range discoverer.Lookup(id) {
log.Println(addr)
}
}
func discovery(extPort int) *discover.Discoverer {
opts := cfg.Options()
disc := discover.NewDiscoverer(myID, opts.ListenAddress)
if opts.LocalAnnEnabled {
l.Infoln("Starting local discovery announcements")
disc.StartLocal(opts.LocalAnnPort, opts.LocalAnnMCAddr)
}
if opts.GlobalAnnEnabled {
l.Infoln("Starting global discovery announcements")
disc.StartGlobal(opts.GlobalAnnServers, uint16(extPort))
}
return disc
}
func discovery(addrList *addressLister, relaySvc *relay.Svc) *discover.Discoverer {
opts := cfg.Options()
disc := discover.NewDiscoverer(myID, opts.ListenAddress, relaySvc)
if opts.LocalAnnEnabled {
l.Infoln("Starting local discovery announcements")
disc.StartLocal(opts.LocalAnnPort, opts.LocalAnnMCAddr)
}
if opts.GlobalAnnEnabled {
go func() {
// Defer starting global announce server, giving time to connect
// to relay servers.
time.Sleep(5 * time.Second)
l.Infoln("Starting global discovery announcements")
disc.StartGlobal(opts.GlobalAnnServers, addrList)
}()
}
return disc
}