Exemplo n.º 1
0
// This is an example for serving HTTP, HTTPS, and GoRPC/TLS on the same port.
func Example_recursiveCmux() {
	// Create the TCP listener.
	l, err := net.Listen("tcp", "127.0.0.1:50051")
	if err != nil {
		log.Fatal(err)
	}

	// Create a mux.
	tcpm := cmux.New(l)

	// We first match on HTTP 1.1 methods.
	httpl := tcpm.Match(cmux.HTTP1Fast())

	// If not matched, we assume that its TLS.
	tlsl := tcpm.Match(cmux.Any())
	tlsl = tlsListener(tlsl)

	// Now, we build another mux recursively to match HTTPS and GoRPC.
	// You can use the same trick for SSH.
	tlsm := cmux.New(tlsl)
	httpsl := tlsm.Match(cmux.HTTP1Fast())
	gorpcl := tlsm.Match(cmux.Any())

	go recursiveServeHTTP(httpl)
	go recursiveServeHTTP(httpsl)
	go recursiveServeRPC(gorpcl)

	go tlsm.Serve()
	tcpm.Serve()
}
Exemplo n.º 2
0
func Example() {
	l, err := net.Listen("tcp", "127.0.0.1:50051")
	if err != nil {
		log.Fatal(err)
	}

	m := cmux.New(l)

	// We first match the connection against HTTP2 fields. If matched, the
	// connection will be sent through the "grpcl" listener.
	grpcl := m.Match(cmux.HTTP2HeaderField("content-type", "application/grpc"))
	//Otherwise, we match it againts a websocket upgrade request.
	wsl := m.Match(cmux.HTTP1HeaderField("Upgrade", "websocket"))

	// Otherwise, we match it againts HTTP1 methods. If matched,
	// it is sent through the "httpl" listener.
	httpl := m.Match(cmux.HTTP1Fast())
	// If not matched by HTTP, we assume it is an RPC connection.
	rpcl := m.Match(cmux.Any())

	// Then we used the muxed listeners.
	go serveGRPC(grpcl)
	go serveWS(wsl)
	go serveHTTP(httpl)
	go serveRPC(rpcl)

	m.Serve()
}
Exemplo n.º 3
0
func (h *hive) listen() (err error) {
	h.listener, err = net.Listen("tcp", h.config.Addr)
	if err != nil {
		glog.Errorf("%v cannot listen: %v", h, err)
		return err
	}
	glog.Infof("%v is listening", h)

	m := cmux.New(h.listener)
	hl := m.Match(cmux.HTTP1Fast())
	rl := m.Match(cmux.Any())

	go func() {
		h.httpServer.Serve(hl)
		glog.Infof("%v closed http listener", h)
	}()

	rs := rpc.NewServer()
	if err := rs.RegisterName("rpcServer", newRPCServer(h)); err != nil {
		glog.Fatalf("cannot register rpc server: %v", err)
	}

	go func() {
		for {
			conn, err := rl.Accept()
			if err != nil {
				glog.Infof("%v closed rpc listener", h)
				return
			}
			go rs.ServeConn(conn)
		}
	}()

	go m.Serve()

	return nil
}
Exemplo n.º 4
0
// This is an example for serving HTTP and HTTPS on the same port.
func Example_bothHTTPAndHTTPS() {
	// Create the TCP listener.
	l, err := net.Listen("tcp", "127.0.0.1:50051")
	if err != nil {
		log.Fatal(err)
	}

	// Create a mux.
	m := cmux.New(l)

	// We first match on HTTP 1.1 methods.
	httpl := m.Match(cmux.HTTP1Fast())

	// If not matched, we assume that its TLS.
	//
	// Note that you can take this listener, do TLS handshake and
	// create another mux to multiplex the connections over TLS.
	tlsl := m.Match(cmux.Any())

	go serveHTTP1(httpl)
	go serveHTTPS(tlsl)

	m.Serve()
}