func main() { flag.Parse() // start a leader for service discovery go func() { leader.RunLeader(":8930") }() go func() { agentServer := agent.NewAgentServer(8931, "localhost:8930") agentServer.Run() }() sendChan, err := sender.NewChannel("source", 8931) if err != nil { panic(err) } recvChan, err := receiver.NewChannel("source", "127.0.0.1:8930") if err != nil { panic(err) } for i := 0; i < 100; i++ { sendChan <- []byte("message " + strconv.Itoa(i)) } println("100 messages sent") for m := range recvChan { println(string(m)) } }
func main() { switch kingpin.MustParse(app.Parse(os.Args[1:])) { case leader.FullCommand(): println("listening on", (*leaderIp)+":"+strconv.Itoa(*leaderPort)) l.RunLeader((*leaderIp) + ":" + strconv.Itoa(*leaderPort)) case sender.FullCommand(): var wg sync.WaitGroup sendChan, err := s.NewChannel(*sendToChanName, *senderAgentPort, &wg) if err != nil { panic(err) } file := os.Stdin if *sendFile != "" { file, err = os.Open(*sendFile) if err != nil { log.Fatal(err) } defer file.Close() } counter := 0 scanner := bufio.NewScanner(file) for scanner.Scan() { sendChan <- scanner.Bytes() counter++ } if err := scanner.Err(); err != nil { log.Fatal(err) } close(sendChan) wg.Wait() case receiver.FullCommand(): rc := r.NewReceiveChannel(*receiveFromChanName, *receiverLeader, 0) recvChan, err := rc.GetChannel() if err != nil { panic(err) } for m := range recvChan { println(string(m)) } case agent.FullCommand(): agentServer := a.NewAgentServer(*agentDir, *agentPort, *agentLeaderServer) agentServer.Run() } }