How to use wrapHTTPResponse method of ws Package

Best K6 code snippet using ws.wrapHTTPResponse

ws.go

Source:ws.go

...174	if _, err := setupFn(goja.Undefined(), rt.ToValue(&socket)); err != nil {175		_ = socket.closeConnection(websocket.CloseGoingAway)176		return nil, err177	}178	wsResponse, wsRespErr := wrapHTTPResponse(httpResponse)179	if wsRespErr != nil {180		return nil, wsRespErr181	}182	wsResponse.URL = url183	defer func() { _ = conn.Close() }()184	if state.Options.SystemTags.Has(stats.TagStatus) {185		tags["status"] = strconv.Itoa(httpResponse.StatusCode)186	}187	if state.Options.SystemTags.Has(stats.TagSubproto) {188		tags["subproto"] = httpResponse.Header.Get("Sec-WebSocket-Protocol")189	}190	// The connection is now open, emit the event191	socket.handleEvent("open")192	// Make the default close handler a noop to avoid duplicate closes,193	// since we use custom closing logic to call user's event194	// handlers and for cleanup. See closeConnection.195	// closeConnection is not set directly as a handler here to196	// avoid race conditions when calling the Goja runtime.197	conn.SetCloseHandler(func(code int, text string) error { return nil })198	// Pass ping/pong events through the main control loop199	pingChan := make(chan string)200	pongChan := make(chan string)201	conn.SetPingHandler(func(msg string) error { pingChan <- msg; return nil })202	conn.SetPongHandler(func(pingID string) error { pongChan <- pingID; return nil })203	readDataChan := make(chan []byte)204	readCloseChan := make(chan int)205	readErrChan := make(chan error)206	// Wraps a couple of channels around conn.ReadMessage207	go readPump(conn, readDataChan, readErrChan, readCloseChan)208	// This is the main control loop. All JS code (including error handlers)209	// should only be executed by this thread to avoid race conditions210	for {211		select {212		case pingData := <-pingChan:213			// Handle pings received from the server214			// - trigger the `ping` event215			// - reply with pong (needed when `SetPingHandler` is overwritten)216			err := socket.conn.WriteControl(websocket.PongMessage, []byte(pingData), time.Now().Add(writeWait))217			if err != nil {218				socket.handleEvent("error", rt.ToValue(err))219			}220			socket.handleEvent("ping")221		case pingID := <-pongChan:222			// Handle pong responses to our pings223			socket.trackPong(pingID)224			socket.handleEvent("pong")225		case readData := <-readDataChan:226			socket.msgReceivedTimestamps = append(socket.msgReceivedTimestamps, time.Now())227			socket.handleEvent("message", rt.ToValue(string(readData)))228		case readErr := <-readErrChan:229			socket.handleEvent("error", rt.ToValue(readErr))230		case code := <-readCloseChan:231			_ = socket.closeConnection(code)232		case scheduledFn := <-socket.scheduled:233			if _, err := scheduledFn(goja.Undefined()); err != nil {234				return nil, err235			}236		case <-ctx.Done():237			// VU is shutting down during an interrupt238			// socket events will not be forwarded to the VU239			_ = socket.closeConnection(websocket.CloseGoingAway)240		case <-socket.done:241			// This is the final exit point normally triggered by closeConnection242			end := time.Now()243			sessionDuration := stats.D(end.Sub(start))244			sampleTags := stats.IntoSampleTags(&tags)245			stats.PushIfNotCancelled(ctx, state.Samples, stats.ConnectedSamples{246				Samples: []stats.Sample{247					{Metric: metrics.WSSessions, Time: start, Tags: sampleTags, Value: 1},248					{Metric: metrics.WSConnecting, Time: start, Tags: sampleTags, Value: connectionDuration},249					{Metric: metrics.WSSessionDuration, Time: start, Tags: sampleTags, Value: sessionDuration},250				},251				Tags: sampleTags,252				Time: start,253			})254			for _, msgSentTimestamp := range socket.msgSentTimestamps {255				stats.PushIfNotCancelled(ctx, state.Samples, stats.Sample{256					Metric: metrics.WSMessagesSent,257					Time:   msgSentTimestamp,258					Tags:   sampleTags,259					Value:  1,260				})261			}262			for _, msgReceivedTimestamp := range socket.msgReceivedTimestamps {263				stats.PushIfNotCancelled(ctx, state.Samples, stats.Sample{264					Metric: metrics.WSMessagesReceived,265					Time:   msgReceivedTimestamp,266					Tags:   sampleTags,267					Value:  1,268				})269			}270			for _, pingDelta := range socket.pingTimestamps {271				stats.PushIfNotCancelled(ctx, state.Samples, stats.Sample{272					Metric: metrics.WSPing,273					Time:   pingDelta.pong,274					Tags:   sampleTags,275					Value:  stats.D(pingDelta.pong.Sub(pingDelta.ping)),276				})277			}278			return wsResponse, nil279		}280	}281}282func (s *Socket) On(event string, handler goja.Value) {283	if handler, ok := goja.AssertFunction(handler); ok {284		s.eventHandlers[event] = append(s.eventHandlers[event], handler)285	}286}287func (s *Socket) handleEvent(event string, args ...goja.Value) {288	if handlers, ok := s.eventHandlers[event]; ok {289		for _, handler := range handlers {290			if _, err := handler(goja.Undefined(), args...); err != nil {291				common.Throw(common.GetRuntime(s.ctx), err)292			}293		}294	}295}296func (s *Socket) Send(message string) {297	// NOTE: No binary message support for the time being since goja doesn't298	// support typed arrays.299	rt := common.GetRuntime(s.ctx)300	writeData := []byte(message)301	if err := s.conn.WriteMessage(websocket.TextMessage, writeData); err != nil {302		s.handleEvent("error", rt.ToValue(err))303	}304	s.msgSentTimestamps = append(s.msgSentTimestamps, time.Now())305}306func (s *Socket) Ping() {307	rt := common.GetRuntime(s.ctx)308	deadline := time.Now().Add(writeWait)309	pingID := strconv.Itoa(s.pingSendCounter)310	data := []byte(pingID)311	err := s.conn.WriteControl(websocket.PingMessage, data, deadline)312	if err != nil {313		s.handleEvent("error", rt.ToValue(err))314		return315	}316	s.pingSendTimestamps[pingID] = time.Now()317	s.pingSendCounter++318}319func (s *Socket) trackPong(pingID string) {320	pongTimestamp := time.Now()321	if _, ok := s.pingSendTimestamps[pingID]; !ok {322		// We received a pong for a ping we didn't send; ignore323		// (this shouldn't happen with a compliant server)324		return325	}326	pingTimestamp := s.pingSendTimestamps[pingID]327	s.pingTimestamps = append(s.pingTimestamps, pingDelta{pingTimestamp, pongTimestamp})328}329func (s *Socket) SetTimeout(fn goja.Callable, timeoutMs int) {330	// Starts a goroutine, blocks once on the timeout and pushes the callable331	// back to the main loop through the scheduled channel332	go func() {333		select {334		case <-time.After(time.Duration(timeoutMs) * time.Millisecond):335			s.scheduled <- fn336		case <-s.done:337			return338		}339	}()340}341func (s *Socket) SetInterval(fn goja.Callable, intervalMs int) {342	// Starts a goroutine, blocks forever on the ticker and pushes the callable343	// back to the main loop through the scheduled channel344	go func() {345		ticker := time.NewTicker(time.Duration(intervalMs) * time.Millisecond)346		defer ticker.Stop()347		for {348			select {349			case <-ticker.C:350				s.scheduled <- fn351			case <-s.done:352				return353			}354		}355	}()356}357func (s *Socket) Close(args ...goja.Value) {358	code := websocket.CloseGoingAway359	if len(args) > 0 {360		code = int(args[0].ToInteger())361	}362	_ = s.closeConnection(code)363}364// closeConnection cleanly closes the WebSocket connection.365// Returns an error if sending the close control frame fails.366func (s *Socket) closeConnection(code int) error {367	var err error368	s.shutdownOnce.Do(func() {369		rt := common.GetRuntime(s.ctx)370		err = s.conn.WriteControl(websocket.CloseMessage,371			websocket.FormatCloseMessage(code, ""),372			time.Now().Add(writeWait),373		)374		if err != nil {375			// Call the user-defined error handler376			s.handleEvent("error", rt.ToValue(err))377		}378		// Call the user-defined close handler379		s.handleEvent("close", rt.ToValue(code))380		_ = s.conn.Close()381		// Stop the main control loop382		close(s.done)383	})384	return err385}386// Wraps conn.ReadMessage in a channel387func readPump(conn *websocket.Conn, readChan chan []byte, errorChan chan error, closeChan chan int) {388	for {389		_, message, err := conn.ReadMessage()390		if err != nil {391			if websocket.IsUnexpectedCloseError(392				err, websocket.CloseNormalClosure, websocket.CloseGoingAway) {393				// Report an unexpected closure394				errorChan <- err395			}396			code := websocket.CloseGoingAway397			if e, ok := err.(*websocket.CloseError); ok {398				code = e.Code399			}400			closeChan <- code401			return402		}403		readChan <- message404	}405}406// Wrap the raw HTTPResponse we received to a WSHTTPResponse we can pass to the user407func wrapHTTPResponse(httpResponse *http.Response) (*WSHTTPResponse, error) {408	wsResponse := WSHTTPResponse{409		Status: httpResponse.StatusCode,410	}411	body, err := ioutil.ReadAll(httpResponse.Body)412	if err != nil {413		return nil, err414	}415	err = httpResponse.Body.Close()416	if err != nil {417		return nil, err418	}419	wsResponse.Body = string(body)420	wsResponse.Headers = make(map[string]string, len(httpResponse.Header))421	for k, vs := range httpResponse.Header {...

wrapHTTPResponse

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {4		fmt.Fprintln(w, "Hello, world!")5	})6	http.ListenAndServe(":8080", nil)7}8import (9func main() {10	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {11		fmt.Fprintln(w, "Hello, world!")12	})13	http.ListenAndServe(":8080", nil)14}15import (16func main() {17	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {18		fmt.Fprintln(w, "Hello, world!")19	})20	http.ListenAndServe(":8080", nil)21}22import (23func main() {24	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {25		fmt.Fprintln(w, "Hello, world!")26	})27	http.ListenAndServe(":8080", nil)28}29import (30func main() {31	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {32		fmt.Fprintln(w, "Hello, world!")33	})34	http.ListenAndServe(":8080", nil)35}36import (37func main() {38	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {39		fmt.Fprintln(w, "Hello, world!")40	})41	http.ListenAndServe(":8080", nil)42}43import (44func main() {45	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {46		fmt.Fprintln(w, "Hello, world!")47	})48	http.ListenAndServe(":8080", nil)49}

wrapHTTPResponse

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", handler)4	log.Fatal(http.ListenAndServe(":"+os.Getenv("PORT"), nil))5}6func handler(w http.ResponseWriter, r *http.Request) {7	fmt.Fprintln(w, "Hello, world")8}9import (10func main() {11	http.HandleFunc("/", handler)12	log.Fatal(http.ListenAndServe(":"+os.Getenv("PORT"), nil))13}14func handler(w http.ResponseWriter, r *http.Request) {15	fmt.Fprintln(w, "Hello, world")16}17import (18func main() {19	http.HandleFunc("/", handler)20	log.Fatal(http.ListenAndServe(":"+os.Getenv("PORT"), nil))21}22func handler(w http.ResponseWriter, r *http.Request) {23	fmt.Fprintln(w, "Hello, world")24}25import (26func main() {27	http.HandleFunc("/", handler)28	log.Fatal(http.ListenAndServe(":"+os.Getenv("PORT"), nil))29}30func handler(w http.ResponseWriter, r *http.Request) {31	fmt.Fprintln(w, "Hello, world")32}33import (34func main() {35	http.HandleFunc("/", handler)36	log.Fatal(http.ListenAndServe(":"+os.Getenv("PORT"), nil))37}38func handler(w http.ResponseWriter, r *http.Request) {39	fmt.Fprintln(w, "Hello, world")40}41import (42func main() {43	http.HandleFunc("/", handler)44	log.Fatal(http.ListenAndServe(":"+os.Getenv("PORT"), nil))45}46func handler(w http.ResponseWriter, r *http.Request) {47	fmt.Fprintln(w, "Hello, world")48}

wrapHTTPResponse

Using AI Code Generation

1import (2func main() {3    http.HandleFunc("/hello", func(w http.ResponseWriter, r *http.Request) {4        fmt.Fprintf(w, "Hello, you've requested: %s\n", r.URL.Path)5    })6    http.ListenAndServe(":8000", nil)7}8import (9func main() {10    http.HandleFunc("/hello", func(w http.ResponseWriter, r *http.Request) {11        fmt.Fprintf(w, "Hello, you've requested: %s\n", r.URL.Path)12    })13    http.ListenAndServe(":8000", nil)14}15import (16func main() {17    http.HandleFunc("/hello", func(w http.ResponseWriter, r *http.Request) {18        fmt.Fprintf(w, "Hello, you've requested: %s\n", r.URL.Path)19    })20    http.ListenAndServe(":8000", nil)21}22import (23func main() {24    http.HandleFunc("/hello", func(w http.ResponseWriter, r *http.Request) {25        fmt.Fprintf(w, "Hello, you've requested: %s\n", r.URL.Path)26    })27    http.ListenAndServe(":8000", nil)28}29import (30func main() {31    http.HandleFunc("/hello", func(w http.ResponseWriter, r *http.Request) {32        fmt.Fprintf(w, "Hello, you've requested: %s\n", r.URL.Path)33    })34    http.ListenAndServe(":8000", nil)35}36import (37func main() {38    http.HandleFunc("/hello", func(w http.ResponseWriter, r *http.Request) {39        fmt.Fprintf(w, "Hello, you've requested: %s\n", r.URL.Path)40    })

wrapHTTPResponse

Using AI Code Generation

1import "github.com/gorilla/websocket"2func main() {3    if err != nil {4        log.Fatal("dial:", err)5    }6    defer c.Close()7    err = c.WriteMessage(websocket.TextMessage, []byte("hello"))8    if err != nil {9        log.Println("write:", err)10    }11    _, message, err := c.ReadMessage()12    if err != nil {13        log.Println("read:", err)14    }15    log.Printf("recv: %s", message)16}17import (18func main() {19    http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {20        fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))21    })22    http.HandleFunc("/ws", func(w http.ResponseWriter, r *http.Request) {23        conn, err := websocket.Upgrade(w, r, w.Header(), 1024, 1024)24        if _, ok := err.(websocket.HandshakeError); ok {25            http.Error(w, "Not a websocket handshake", 400)26        } else if err != nil {27            log.Println(err)28        }29        defer conn.Close()30        for {31            mt, message, err := conn.ReadMessage()32            if err != nil {33                log.Println(err)34            }35            log.Printf("recv: %s", message)36            err = conn.WriteMessage(mt, message)37            if err != nil {38                log.Println(err)39            }40        }41    })42    http.ListenAndServe(":8080", nil)43}44import (45func main() {46    http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {47        fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))48    })49    http.HandleFunc("/ws", func(w http.ResponseWriter, r *http.Request) {

wrapHTTPResponse

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {4		fmt.Fprintf(w, "Hello, %q", r.URL.Path)5	})6	http.ListenAndServe(":8080", nil)7}8import (9func main() {10	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {11		fmt.Fprintf(w, "Hello, %q", r.URL.Path)12	})13	http.ListenAndServe(":8080", nil)14}15import (16func main() {17	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {18		io.WriteString(w, "Hello, world!")19	})20	http.ListenAndServe(":8080", nil)21}22import (23func main() {24	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {25		io.WriteString(w, "Hello, world!")26	})27	http.ListenAndServe(":8080", nil)28}29import (30func main() {31	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {32		io.WriteString(w, "Hello, world!")33	})34	http.ListenAndServe(":8080", nil)35}36import (37func main() {38	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {39		io.WriteString(w, "Hello, world!")40	})41	http.ListenAndServe(":8080", nil)42}43import (44func main() {45	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {46		io.WriteString(w, "Hello, world!")47	})48	http.ListenAndServe(":8080", nil)49}50import (51func main() {52	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {53		io.WriteString(w, "Hello, world!")54	})55	http.ListenAndServe(":8080", nil)56}57import (58func main()

wrapHTTPResponse

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {4		fmt.Println("Request received")5		ws, err := websocket.Upgrade(w, r, nil, 1024, 1024)6		if _, ok := err.(websocket.HandshakeError); ok {7			http.Error(w, "Not a websocket handshake", 400)8		} else if err != nil {9		}10		go func() {11			for {12				_, p, err := ws.ReadMessage()13				if err != nil {14				}15				fmt.Println(string(p))16			}17		}()18		for {19			time.Sleep(2 * time.Second)20			ws.WriteMessage(1, []byte("Hello"))21		}22	})23	http.ListenAndServe(addr, nil)24}25import (26func main() {27	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {28		fmt.Println("Request received")29		ws, err := websocket.Upgrade(w, r, nil, 1024, 1024)30		if _, ok := err.(websocket.HandshakeError); ok {31			http.Error(w, "Not a websocket handshake", 400)32		} else if err != nil {33		}34		go func() {35			for {36				_, p, err := ws.ReadMessage()37				if err != nil {38				}39				fmt.Println(string(p))40			}41		}()42		for {43			time.Sleep(2 * time.Second)44			ws.WriteMessage(1, []byte("Hello"))45		}46	})47	http.ListenAndServe(addr, nil)48}49import (50func main() {51	http.HandleFunc("/", func

wrapHTTPResponse

Using AI Code Generation

1import (2func main() {3	ws := new(ws)4	ws.wrapHTTPResponse()5}6import (7type ws struct{}8func (ws) wrapHTTPResponse() {9	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {10		fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))11	})12}13import (14type ws struct{}15func (ws) wrapHTTPResponse() {16	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {17		fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))18	})19}20import (21type ws struct{}22func (ws) wrapHTTPResponse() {23	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {24		fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))25	})26}27import (28type ws struct{}29func (ws) wrapHTTPResponse() {30	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {31		fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))32	})33}34import (35type ws struct{}36func (ws) wrapHTTPResponse() {37	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {38		fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))39	})40}41import (42type ws struct{}43func (ws) wrapHTTPResponse() {44	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {45		fmt.Fprintf(w, "Hello, %

wrapHTTPResponse

Using AI Code Generation

1import (2func main() {3	req, err := http.NewRequest("GET", url, nil)4	if err != nil {5	}6	req.Header.Set("X-Custom-Header", "myvalue")7	req.Header.Set("Content-Type", "application/json")8	client := &http.Client{}9	resp, err := client.Do(req)10	if err != nil {11	}12	defer resp.Body.Close()13	body, err := ioutil.ReadAll(resp.Body)14	if err != nil {15	}16	fmt.Println(string(body))17}18import (19func main() {20	req, err := http.NewRequest("GET", url, nil)21	if err != nil {22	}23	req.Header.Set("X-Custom-Header", "myvalue")24	req.Header.Set("Content-Type", "application/json")25	client := &http.Client{}26	resp, err := client.Do(req)27	if err != nil {28	}29	defer resp.Body.Close()30	body, err := ioutil.ReadAll(resp.Body)31	if err != nil {32	}33	fmt.Println(string(body))34}35import (36func main() {37	req, err := http.NewRequest("GET", url, nil)38	if err != nil {39	}40	req.Header.Set("X-Custom-Header", "myvalue")41	req.Header.Set("Content-Type", "application/json")42	client := &http.Client{}43	resp, err := client.Do(req)44	if err != nil {45	}46	defer resp.Body.Close()47	body, err := ioutil.ReadAll(resp.Body)48	if err != nil {49	}50	fmt.Println(string(body))51}52import (

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