Esempio n. 1
0
func (d *Discoverer) StartLocal(localPort int, localMCAddr string) {
	if localPort > 0 {
		bb, err := beacon.NewBroadcast(localPort)
		if err != nil {
			l.Infof("No IPv4 discovery possible (%v)", err)
		} else {
			d.broadcastBeacon = bb
			go d.recvAnnouncements(bb)
		}
	}

	if len(localMCAddr) > 0 {
		mb, err := beacon.NewMulticast(localMCAddr)
		if err != nil {
			l.Infof("No IPv6 discovery possible (%v)", err)
		} else {
			d.multicastBeacon = mb
			go d.recvAnnouncements(mb)
		}
	}

	if d.broadcastBeacon == nil && d.multicastBeacon == nil {
		l.Warnln("No local discovery method available")
	} else {
		d.localBcastTick = time.Tick(d.localBcastIntv)
		d.forcedBcastTick = make(chan time.Time)
		go d.sendLocalAnnouncements()
	}
}
Esempio n. 2
0
func (d *Discoverer) StartLocal(localPort int, localMCAddr string) {
	if localPort > 0 {
		bb, err := beacon.NewBroadcast(localPort)
		if err != nil {
			if debug {
				l.Debugln(logPrefix, err)
			}
			l.Infoln(logPrefix, "Local discovery over IPv4 unavailable")
		} else {
			d.broadcastBeacon = bb
			go d.recvAnnouncements(bb)
		}
	}

	if len(localMCAddr) > 0 {
		mb, err := beacon.NewMulticast(localMCAddr)
		if err != nil {
			if debug {
				l.Debugln(logPrefix, err)
			}
			l.Infoln(logPrefix, "Local discovery over IPv6 unavailable")
		} else {
			d.multicastBeacon = mb
			go d.recvAnnouncements(mb)
		}
	}

	if d.broadcastBeacon == nil && d.multicastBeacon == nil {
		l.Warnln(logPrefix, "Local discovery unavailable")
	} else {
		d.localBcastTick = time.Tick(d.localBcastIntv)
		d.forcedBcastTick = make(chan time.Time)
		go d.sendLocalAnnouncements()
	}
}