Golang rep.NewSocket函數代碼示例

func TestMaxRxSizeSet(t *testing.T) {
	srep, err := rep.NewSocket()
	if err != nil {
		t.Errorf("Failed to make REP: %v", err)
		return
	}
	defer srep.Close()

	err = srep.SetOption(mangos.OptionMaxRecvSize, 100)
	if err != nil {
		t.Errorf("Failed SetOption: %v", err)
		return
	}

	v, err := srep.GetOption(mangos.OptionMaxRecvSize)
	if err != nil {
		t.Errorf("Failed GetOption: %v", err)
		return
	}
	if val, ok := v.(int); !ok {
		t.Errorf("Returned value not type int")
	} else if val != 100 {
		t.Errorf("Returned value %d not %d", val, 100)
	}
}

func StartNanomsgJsonServer(port string) {
	var server mangos.Socket
	var err error

	if server, err = rep.NewSocket(); err != nil {
		log.Fatal(err)
	}

	server.AddTransport(tcp.NewTransport())
	server.Listen("tcp://0.0.0.0:" + port)

	for {
		msg, _ := server.Recv()

		var body Request
		var response []byte

		json.Unmarshal(msg, &body)

		if response, err = json.Marshal(Response{Method: body.Method, PayloadLength: len(body.Payload)}); err != nil {
			log.Fatal(err)
		}

		server.Send(response)
	}
}

// NewSocket allocates a new Socket.  The Socket is the handle used to
// access the underlying library.
func NewSocket(d Domain, p Protocol) (*Socket, error) {

	var s Socket
	var err error

	s.proto = p
	s.dom = d

	switch p {
	case PUB:
		s.sock, err = pub.NewSocket()
	case SUB:
		s.sock, err = sub.NewSocket()
	case PUSH:
		s.sock, err = push.NewSocket()
	case PULL:
		s.sock, err = pull.NewSocket()
	case REQ:
		s.sock, err = req.NewSocket()
	case REP:
		s.sock, err = rep.NewSocket()
	case SURVEYOR:
		s.sock, err = surveyor.NewSocket()
	case RESPONDENT:
		s.sock, err = respondent.NewSocket()
	case PAIR:
		s.sock, err = pair.NewSocket()
	case BUS:
		s.sock, err = bus.NewSocket()
	default:
		err = mangos.ErrBadProto
	}

	if err != nil {
		return nil, err
	}

	switch d {
	case AF_SP:
	case AF_SP_RAW:
		err = s.sock.SetOption(mangos.OptionRaw, true)
	default:
		err = errBadDomain
	}
	if err != nil {
		s.sock.Close()
		return nil, err
	}

	// Compat mode sockets should timeout on send if we don't have any pipes
	if err = s.sock.SetOption(mangos.OptionWriteQLen, 0); err != nil {
		s.sock.Close()
		return nil, err
	}

	s.rto = -1
	s.sto = -1
	all.AddTransports(s.sock)
	return &s, nil
}

func TestWebsockPath(t *testing.T) {
	sockReq, _ := req.NewSocket()
	sockRep, _ := rep.NewSocket()
	tran := NewTransport()
	l, e := tran.NewListener("ws://127.0.0.1:3335/mysock", sockReq)
	if e != nil {
		t.Errorf("Failed new Listener: %v", e)
		return
	}
	d, e := tran.NewDialer("ws://127.0.0.1:3335/boguspath", sockRep)
	if e != nil {
		t.Errorf("Failed new Dialer: %v", e)
		return
	}

	if e = l.Listen(); e != nil {
		t.Errorf("Listen failed")
		return
	}
	defer l.Close()

	p, e := d.Dial()
	if p != nil {
		defer p.Close()
	}
	if e == nil {
		t.Errorf("Dial passed, when should not have!")
		return
	}
	t.Logf("Got expected error %v", e)
}

func server(url string, nworkers int) {
	var sock mangos.Socket
	var err error
	var wg sync.WaitGroup

	rand.Seed(time.Now().UnixNano())

	if sock, err = rep.NewSocket(); err != nil {
		die("can't get new rep socket: %s", err)
	}
	if err = sock.SetOption(mangos.OptionRaw, true); err != nil {
		die("can't set raw mode: %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())
	}
	wg.Add(nworkers)
	fmt.Printf("Starting %d workers\n", nworkers)
	for id := 0; id < nworkers; id++ {
		go func(id int) {
			defer wg.Done()
			serverWorker(sock, id)
		}(id)
	}
	wg.Wait()
}

func StartNanomsgProtoServer(port string) {
	var server mangos.Socket
	var err error

	if server, err = rep.NewSocket(); err != nil {
		log.Fatal(err)
	}

	server.AddTransport(tcp.NewTransport())
	server.Listen("tcp://0.0.0.0:" + port)

	for {
		msg, _ := server.Recv()

		var body pb.Request

		proto.Unmarshal(msg, &body)

		data, _ := proto.Marshal(&pb.Response{
			Method:        body.Method,
			PayloadLength: int64(len(body.Payload)),
		})

		server.Send(data)
	}
}

func TestWebsockMux(t *testing.T) {
	sockReq, _ := req.NewSocket()
	sockRep, _ := rep.NewSocket()
	tran := NewTransport()
	l, e := tran.NewListener("ws://127.0.0.1:3336/mysock", sockReq)
	if e != nil {
		t.Errorf("Failed new Listener: %v", e)
		return
	}
	muxi, e := l.GetOption(OptionWebSocketMux)
	if e != nil {
		t.Errorf("Failed get mux: %v", e)
	}
	mux := muxi.(*http.ServeMux)
	mux.HandleFunc("/bogus", bogusHandler)
	d, e := tran.NewDialer("ws://127.0.0.1:3336/bogus", sockRep)
	if e != nil {
		t.Errorf("Failed new Dialer: %v", e)
		return
	}

	if e = l.Listen(); e != nil {
		t.Errorf("Listen failed")
		return
	}
	defer l.Close()

	p, e := d.Dial()
	if p != nil {
		defer p.Close()
	}
	if e == nil {
		t.Errorf("Dial passed, when should not have!")
		return
	}
	t.Logf("Got expected error %v", e)

	// Now let's try to use http client.
	resp, err := http.Get("http://127.0.0.1:3336/bogus")

	if err != nil {
		t.Errorf("Get of boguspath failed: %v", err)
		return
	}

	if resp.StatusCode != 200 {
		t.Errorf("Response code wrong: %d", resp.StatusCode)
		return
	}

	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		t.Errorf("ReadAll Failed: %v", err)
		return
	}
	if string(body) != bogusstr {
		t.Errorf("Results mismatch: %s != %s", string(body), bogusstr)
	}
	t.Logf("Got body: %s", string(body))
}

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())
			}
		}
	}
}

// NewDaemon creates and returns a new Daemon from the provided Config. An
// error is returned if the Daemon cannot be created.
func NewDaemon(config *Config) (*Daemon, error) {
	rep, err := rep.NewSocket()
	if err != nil {
		return nil, err
	}
	rep.AddTransport(tcp.NewTransport())
	return &Daemon{rep, nil, []*publisher{}, []*subscriber{}, config}, nil
}

func (rt *repTest) Init(t *testing.T, addr string) bool {
	var err error
	if rt.Sock, err = rep.NewSocket(); err != nil {
		rt.Errorf("NewSocket(): %v", err)
		return false
	}
	return rt.T.Init(t, addr)
}

func NewTranTest(tran mangos.Transport, addr string) *TranTest {
	tt := &TranTest{addr: addr, tran: tran}
	if strings.HasPrefix(tt.addr, "tls+tcp://") || strings.HasPrefix(tt.addr, "wss://") {
		tt.cliCfg, _ = GetTlsConfig(false)
		tt.srvCfg, _ = GetTlsConfig(true)
	}
	tt.sockRep, _ = rep.NewSocket()
	tt.sockReq, _ = req.NewSocket()
	return tt
}

func TestTtlInvalidTooBig(t *testing.T) {
	srep, err := rep.NewSocket()
	if err != nil {
		t.Errorf("Failed to make REP: %v", err)
		return
	}
	defer srep.Close()

	err = srep.SetOption(mangos.OptionTtl, 256)
	switch err {
	case mangos.ErrBadValue: // expected result
	case nil:
		t.Errorf("Negative test fail, permitted too large TTL")
	default:
		t.Errorf("Negative test fail (256), wrong error %v")
	}
}

func TestMaxRxSizeInvalidNotInt(t *testing.T) {
	srep, err := rep.NewSocket()
	if err != nil {
		t.Errorf("Failed to make REP: %v", err)
		return
	}
	defer srep.Close()

	err = srep.SetOption(mangos.OptionMaxRecvSize, "garbage")
	switch err {
	case mangos.ErrBadValue: // expected result
	case nil:
		t.Errorf("Negative test fail, permitted non-int value")
	default:
		t.Errorf("Negative test fail (garbage), wrong error %v")
	}
}

func newCmdServer(addr string) (mangos.Socket, error) {
	log.Println("alauncher: creating cmd server...")
	socket, err := rep.NewSocket()
	if err != nil {
		return nil, err
	}

	if err := socket.SetOption(mangos.OptionRecvDeadline, time.Second*3); err != nil {
		socket.Close()
		return nil, err
	}

	//socket.AddTransport(ipc.NewTransport())
	socket.AddTransport(tcp.NewTransport())
	if err := socket.Listen(addr); err != nil {
		socket.Close()
		return nil, err
	}

	return socket, nil
}

func (receiver *SPReceiver) Receive(address string) error {
	var sock mangos.Socket
	var err error

	if sock, err = rep.NewSocket(); err != nil {
		return err
	}

	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err := sock.Listen(address); err != nil {
		return err
	}

	for {
		if _, err := sock.Recv(); err != nil {
			return err
		}
	}

	return nil
}