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Automation Advisor
K6
httpmultibin
getWebsocketHandler

How to use getWebsocketHandler method of httpmultibin Package

Best K6 code snippet using httpmultibin.getWebsocketHandler

httpmultibin.go

Source:httpmultibin.go

...95type jsonBody struct {96	Header      http.Header `json:"headers"`97	Compression string      `json:"compression"`98}99func getWebsocketHandler(echo bool, closePrematurely bool) http.Handler {100	return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {101		conn, err := (&websocket.Upgrader{}).Upgrade(w, req, w.Header())102		if err != nil {103			return104		}105		if echo {106			messageType, r, e := conn.NextReader()107			if e != nil {108				return109			}110			var wc io.WriteCloser111			wc, err = conn.NextWriter(messageType)112			if err != nil {113				return114			}115			if _, err = io.Copy(wc, r); err != nil {116				return117			}118			if err = wc.Close(); err != nil {119				return120			}121		}122		// closePrematurely=true mimics an invalid WS server that doesn't123		// send a close control frame before closing the connection.124		if !closePrematurely {125			closeMsg := websocket.FormatCloseMessage(websocket.CloseNormalClosure, "")126			_ = conn.WriteControl(websocket.CloseMessage, closeMsg, time.Now().Add(time.Second))127			// Wait for response control frame128			<-time.After(time.Second)129		}130		err = conn.Close()131		if err != nil {132			return133		}134	})135}136func writeJSON(w io.Writer, v interface{}) error {137	e := json.NewEncoder(w)138	e.SetIndent("", "  ")139	return errors.Wrap(e.Encode(v), "failed to encode JSON")140}141func getEncodedHandler(t testing.TB, compressionType httpext.CompressionType) http.Handler {142	return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {143		var (144			encoding string145			err      error146			encw     io.WriteCloser147		)148		switch compressionType {149		case httpext.CompressionTypeBr:150			encw = brotli.NewWriter(rw)151			encoding = "br"152		case httpext.CompressionTypeZstd:153			encw, _ = zstd.NewWriter(rw)154			encoding = "zstd"155		}156		rw.Header().Set("Content-Type", "application/json")157		rw.Header().Add("Content-Encoding", encoding)158		data := jsonBody{159			Header:      req.Header,160			Compression: encoding,161		}162		err = writeJSON(encw, data)163		if encw != nil {164			_ = encw.Close()165		}166		if !assert.NoError(t, err) {167			return168		}169	})170}171func getZstdBrHandler(t testing.TB) http.Handler {172	return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {173		encoding := "zstd, br"174		rw.Header().Set("Content-Type", "application/json")175		rw.Header().Add("Content-Encoding", encoding)176		data := jsonBody{177			Header:      req.Header,178			Compression: encoding,179		}180		bw := brotli.NewWriter(rw)181		zw, _ := zstd.NewWriter(bw)182		defer func() {183			_ = zw.Close()184			_ = bw.Close()185		}()186		require.NoError(t, writeJSON(zw, data))187	})188}189// GRPCStub is an easily customisable TestServiceServer190type GRPCStub struct {191	EmptyCallFunc func(context.Context, *grpctest.Empty) (*grpctest.Empty, error)192	UnaryCallFunc func(context.Context, *grpctest.SimpleRequest) (*grpctest.SimpleResponse, error)193}194// EmptyCall implements the interface for the gRPC TestServiceServer195func (s *GRPCStub) EmptyCall(ctx context.Context, req *grpctest.Empty) (*grpctest.Empty, error) {196	if s.EmptyCallFunc != nil {197		return s.EmptyCallFunc(ctx, req)198	}199	return nil, status.Errorf(codes.Unimplemented, "method EmptyCall not implemented")200}201// UnaryCall implements the interface for the gRPC TestServiceServer202func (s *GRPCStub) UnaryCall(ctx context.Context, req *grpctest.SimpleRequest) (*grpctest.SimpleResponse, error) {203	if s.UnaryCallFunc != nil {204		return s.UnaryCallFunc(ctx, req)205	}206	return nil, status.Errorf(codes.Unimplemented, "method UnaryCall not implemented")207}208// StreamingOutputCall implements the interface for the gRPC TestServiceServer209func (*GRPCStub) StreamingOutputCall(*grpctest.StreamingOutputCallRequest,210	grpctest.TestService_StreamingOutputCallServer) error {211	return status.Errorf(codes.Unimplemented, "method StreamingOutputCall not implemented")212}213// StreamingInputCall implements the interface for the gRPC TestServiceServer214func (*GRPCStub) StreamingInputCall(grpctest.TestService_StreamingInputCallServer) error {215	return status.Errorf(codes.Unimplemented, "method StreamingInputCall not implemented")216}217// FullDuplexCall implements the interface for the gRPC TestServiceServer218func (*GRPCStub) FullDuplexCall(grpctest.TestService_FullDuplexCallServer) error {219	return status.Errorf(codes.Unimplemented, "method FullDuplexCall not implemented")220}221// HalfDuplexCall implements the interface for the gRPC TestServiceServer222func (*GRPCStub) HalfDuplexCall(grpctest.TestService_HalfDuplexCallServer) error {223	return status.Errorf(codes.Unimplemented, "method HalfDuplexCall not implemented")224}225// NewHTTPMultiBin returns a fully configured and running HTTPMultiBin226func NewHTTPMultiBin(t testing.TB) *HTTPMultiBin {227	// Create a http.ServeMux and set the httpbin handler as the default228	mux := http.NewServeMux()229	mux.Handle("/brotli", getEncodedHandler(t, httpext.CompressionTypeBr))230	mux.Handle("/ws-echo", getWebsocketHandler(true, false))231	mux.Handle("/ws-echo-invalid", getWebsocketHandler(true, true))232	mux.Handle("/ws-close", getWebsocketHandler(false, false))233	mux.Handle("/ws-close-invalid", getWebsocketHandler(false, true))234	mux.Handle("/zstd", getEncodedHandler(t, httpext.CompressionTypeZstd))235	mux.Handle("/zstd-br", getZstdBrHandler(t))236	mux.Handle("/", httpbin.New().Handler())237	// Initialize the HTTP server and get its details238	httpSrv := httptest.NewServer(mux)239	httpURL, err := url.Parse(httpSrv.URL)240	require.NoError(t, err)241	httpIP := net.ParseIP(httpURL.Hostname())242	require.NotNil(t, httpIP)243	// Initialize the HTTPS server and get its details and tls config244	httpsSrv := httptest.NewTLSServer(mux)245	httpsURL, err := url.Parse(httpsSrv.URL)246	require.NoError(t, err)247	httpsIP := net.ParseIP(httpsURL.Hostname())...

getWebsocketHandler

Using AI Code Generation

1func main() {2    http.HandleFunc("/ws", httpmultibin.GetWebsocketHandler())3    err := http.ListenAndServe(":8080", nil)4    if err != nil {5        panic("ListenAndServe: " + err.Error())6    }7}

getWebsocketHandler

Using AI Code Generation

1func main() {2}3func main() {4}5func main() {6}7func main() {8}9func main() {10}11func main() {12}13func main() {14}15func main() {16}17func main() {18}19func main() {20}21func main() {22}23func main()

getWebsocketHandler

Using AI Code Generation

1func main() {2    httpbin := httpmultibin.NewHTTPMultiBin()3    wsHandler := httpbin.GetWebsocketHandler()4    httpServer := httptest.NewServer(wsHandler)5    ws, _, err := websocket.DefaultDialer.Dial(serverURL, nil)6    if err != nil {7        log.Fatal("dial:", err)8    }9    defer ws.Close()10    err = ws.WriteMessage(websocket.TextMessage, []byte("hello"))11    if err != nil {12        log.Println("write:", err)13    }14    _, message, err := ws.ReadMessage()15    if err != nil {16        log.Println("read:", err)17    }18    fmt.Println(string(message))19}

getWebsocketHandler

Using AI Code Generation

1import (2func main() {3	wsHandler := httpmultibin.GetWebsocketHandler()4	err := fasthttp.ListenAndServe(":8080", wsHandler)5	if err != nil {6		fmt.Println(err)7	}8}9import (10func main() {11	wsHandler := httpmultibin.GetWebsocketHandler()12	err := fasthttp.ListenAndServe(":8080", wsHandler)13	if err != nil {14		fmt.Println(err)15	}16}17import (18func main() {19	wsHandler := httpmultibin.GetWebsocketHandler()20	err := fasthttp.ListenAndServe(":8080", wsHandler)21	if err != nil {22		fmt.Println(err)23	}24}25import (26func main() {27	wsHandler := httpmultibin.GetWebsocketHandler()28	err := fasthttp.ListenAndServe(":8080", wsHandler)29	if err != nil {30		fmt.Println(err)31	}32}33import (34func main() {

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