func main() {
listenAddr := flag.String("listen", ":6343", "Listening address for sFlow datagrams")
flag.DurationVar(&window, "window", window, "How long to aggregate counters before resetting")
flag.Parse()
datagrams, err := udpchan.Listen(*listenAddr, nil)
if err != nil {
log.Fatal(err)
}
fmt.Println("Listening on", *listenAddr)
go func() {
for _ = range time.Tick(window) {
printTopTalkers()
resetTopTalkers()
}
}()
for datagram := range datagrams {
decodedDgram := sflow.Decode(datagram)
for _, sample := range decodedDgram.Samples {
if sample.SampleType() == sflow.TypeFlowSample {
analyzeFlowSample(sample.(sflow.FlowSample))
}
}
}
}
func main() {
c, err := udpchan.Listen(":6343", nil)
if err != nil {
fmt.Println(err)
return
}
for buf := range c {
printDatagram(buf)
}
}