示例#1
0
func server(url string) {
	var sock mangos.Socket
	var err error
	var msg []byte
	if sock, err = surveyor.NewSocket(); err != nil {
		die("can't get new surveyor socket: %s", err)
	}
	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err = sock.Listen(url); err != nil {
		die("can't listen on surveyor socket: %s", err.Error())
	}
	err = sock.SetOption(mangos.OptionSurveyTime, time.Second*2)
	if err != nil {
		die("SetOption(): %s", err.Error())
	}
	for {
		fmt.Println("SERVER: SENDING DATE SURVEY REQUEST")
		if err = sock.Send([]byte("DATE")); err != nil {
			die("Failed sending survey: %s", err.Error())
		}
		for {
			if msg, err = sock.Recv(); err != nil {
				break
			}
			fmt.Printf("SERVER: RECEIVED \"%s\" SURVEY RESPONSE\n",
				string(msg))
		}
	}
}
示例#2
0
func client(url string, name string) {
	var sock mangos.Socket
	var err error
	var msg []byte

	if sock, err = respondent.NewSocket(); err != nil {
		die("can't get new respondent socket: %s", err.Error())
	}
	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err = sock.Dial(url); err != nil {
		die("can't dial on respondent socket: %s", err.Error())
	}
	for {
		if msg, err = sock.Recv(); err != nil {
			die("Cannot recv: %s", err.Error())
		}
		fmt.Printf("CLIENT(%s): RECEIVED \"%s\" SURVEY REQUEST\n",
			name, string(msg))

		d := date()
		fmt.Printf("CLIENT(%s): SENDING DATE SURVEY RESPONSE\n", name)
		if err = sock.Send([]byte(d)); err != nil {
			die("Cannot send: %s", err.Error())
		}
	}
}
示例#3
0
func node0(url string) {
	var sock mangos.Socket
	var err error
	var msg []byte
	if sock, err = rep.NewSocket(); err != nil {
		die("can't get new rep socket: %s", err)
	}
	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err = sock.Listen(url); err != nil {
		die("can't listen on rep socket: %s", err.Error())
	}
	for {
		// Could also use sock.RecvMsg to get header
		msg, err = sock.Recv()
		if string(msg) == "DATE" { // no need to terminate
			fmt.Println("NODE0: RECEIVED DATE REQUEST")
			d := date()
			fmt.Printf("NODE0: SENDING DATE %s\n", d)
			err = sock.Send([]byte(d))
			if err != nil {
				die("can't send reply: %s", err.Error())
			}
		}
	}
}
示例#4
0
func simpleSend(t *testing.T, tx mangos.Socket, wg *sync.WaitGroup) {
	var buf [256]byte
	i := 0
	for i = 0; i < 10000; i++ {
		l := rand.Intn(255) + 1
		buf[0] = uint8(l)
		if e := tx.Send(buf[:l]); e != nil {
			t.Fatalf("Send: %v", e)
			break
		}
	}
	t.Logf("Sent %d Msgs", i)
	if e := tx.Close(); e != nil {
		t.Fatalf("Tx Close: %v", e)
	}
	wg.Done()
}
示例#5
0
func node1(url string, msg string) {
	var sock mangos.Socket
	var err error

	if sock, err = push.NewSocket(); err != nil {
		die("can't get new push socket: %s", err.Error())
	}
	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err = sock.Dial(url); err != nil {
		die("can't dial on push socket: %s", err.Error())
	}
	fmt.Printf("NODE1: SENDING \"%s\"\n", msg)
	if err = sock.Send([]byte(msg)); err != nil {
		die("can't send message on push socket: %s", err.Error())
	}
	sock.Close()
}
示例#6
0
func server(url string) {
	var sock mangos.Socket
	var err error
	if sock, err = pub.NewSocket(); err != nil {
		die("can't get new pub socket: %s", err)
	}
	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err = sock.Listen(url); err != nil {
		die("can't listen on pub socket: %s", err.Error())
	}
	for {
		// Could also use sock.RecvMsg to get header
		d := date()
		fmt.Printf("SERVER: PUBLISHING DATE %s\n", d)
		if err = sock.Send([]byte(d)); err != nil {
			die("Failed publishing: %s", err.Error())
		}
		time.Sleep(time.Second)
	}
}
示例#7
0
func node(args []string) {
	var sock mangos.Socket
	var err error
	var msg []byte
	var x int

	if sock, err = bus.NewSocket(); err != nil {
		die("bus.NewSocket: %s", err)
	}
	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err = sock.Listen(args[2]); err != nil {
		die("sock.Listen: %s", err.Error())
	}

	// wait for everyone to start listening
	time.Sleep(time.Second)
	for x = 3; x < len(args); x++ {
		if err = sock.Dial(args[x]); err != nil {
			die("socket.Dial: %s", err.Error())
		}
	}

	// wait for everyone to join
	time.Sleep(time.Second)

	fmt.Printf("%s: SENDING '%s' ONTO BUS\n", args[1], args[1])
	if err = sock.Send([]byte(args[1])); err != nil {
		die("sock.Send: %s", err.Error())
	}
	for {
		if msg, err = sock.Recv(); err != nil {
			die("sock.Recv: %s", err.Error())
		}
		fmt.Printf("%s: RECEIVED \"%s\" FROM BUS\n", args[1],
			string(msg))

	}
}
示例#8
0
func node1(url string) {
	var sock mangos.Socket
	var err error
	var msg []byte

	if sock, err = req.NewSocket(); err != nil {
		die("can't get new req socket: %s", err.Error())
	}
	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err = sock.Dial(url); err != nil {
		die("can't dial on req socket: %s", err.Error())
	}
	fmt.Printf("NODE1: SENDING DATE REQUEST %s\n", "DATE")
	if err = sock.Send([]byte("DATE")); err != nil {
		die("can't send message on push socket: %s", err.Error())
	}
	if msg, err = sock.Recv(); err != nil {
		die("can't receive date: %s", err.Error())
	}
	fmt.Printf("NODE1: RECEIVED DATE %s\n", string(msg))
	sock.Close()
}
示例#9
0
func sendName(sock mangos.Socket, name string) {
	fmt.Printf("%s: SENDING \"%s\"\n", name, name)
	if err := sock.Send([]byte(name)); err != nil {
		die("failed sending: %s", err)
	}
}