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How to use SendBinary method of ws Package

Best K6 code snippet using ws.SendBinary

test_client.go

Source:test_client.go

...66// SendText sends a text message67func (tc *TestClient) SendText(data string) error {68	return tc.Send(&common.WsMessage{MessageType: websocket.TextMessage, Data: []byte(data)})69}70// SendBinary sends a binary message71func (tc *TestClient) SendBinary(data string) error {72	return tc.Send(&common.WsMessage{MessageType: websocket.BinaryMessage, Data: []byte(data)})73}74// ReadMessage reads one message from connection75func (tc *TestClient) ReadMessage() (*common.WsMessage, error) {76	tc.WsConnection.SetReadDeadline(time.Now().Add(time.Second))77	mt, data, err := tc.WsConnection.ReadMessage()78	if err != nil {79		return nil, err80	}81	tc.Received++82	return &common.WsMessage{MessageType: mt, Data: data}, err83}84// closeWithCode closes the connection with given Closure code85func (tc *TestClient) closeWithCode(closeCode int) error {...

connection.go

Source:connection.go

...45	c.writeMutex.Lock()46	defer c.writeMutex.Unlock()47	c.ws.WriteMessage(websocket.TextMessage, message)48}49// SendBinary write binary50func (c *Connection) SendBinary(message []byte) {51	c.writeMutex.Lock()52	defer c.writeMutex.Unlock()53	c.ws.WriteMessage(websocket.BinaryMessage, message)54}55// Close close the connection and set connection id to -156func (c *Connection) Close(code int, reason string) {57	c.dataMutex.Lock()58	c.dataMutex.Unlock()59	c.writeMutex.Lock()60	defer c.writeMutex.Unlock()61	c.ws.WriteMessage(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, reason))62	c.ws.Close()63	c.id = -164	c.userID = ""...

routes_websocket.go

Source:routes_websocket.go

...63	data, err := json.Marshal(welcome)64	if err != nil {65		fmt.Println("wsJsonSampleHandler err #json 1", err)66	}67	wsCtx.SendBinary(data)68	69	wsCtx.On("BinaryMessage", "TokenOfBinaryMessageForRemove", func(data []byte) {70		command := JsonCommand{}71		err := json.Unmarshal(data, &command)72		if err != nil {73			fmt.Println("wsJsonSampleHandler err #json 2", err)74		}75		switch command.Name {76		case "echo":77			echo := JsonResult{78				Id:      2,79				Retcode: command.Id,80				Stdout:  "",81				Stderr:  "",82			}83			data, err := json.Marshal(echo)84			if err != nil {85				fmt.Println("wsJsonSampleHandler err #json 2", err)86			}87			wsCtx.SendBinary(data)88			break89		}90	})91}92func init() {93	Router := fastjob.Router94	// Example of authenticated or public websocket handler95	Router.Websocket("/ws", wsSampleHandler, fastjob.PublicMode)96	Router.Websocket("/pri/ws", wsSampleHandler, fastjob.ProtectMode)97	98	// Example of communication with JSON in websocket99	Router.Websocket("/wsjson", wsJsonSampleHandler, fastjob.PublicMode)100}...

SendBinary

Using AI Code Generation

1import (2var upgrader = websocket.Upgrader{3}4func home(w http.ResponseWriter, r *http.Request) {5	fmt.Fprintf(w, "Hello World")6}7func reader(conn *websocket.Conn) {8	for {9		messageType, p, err := conn.ReadMessage()10		if err != nil {11			log.Println(err)12		}13		fmt.Println(string(p))14		if err := conn.WriteMessage(messageType, p); err != nil {15			log.Println(err)16		}17	}18}19func wsEndpoint(w http.ResponseWriter, r *http.Request) {20	fmt.Println(r.Host)21	upgrader.CheckOrigin = func(r *http.Request) bool { return true }22	ws, err := upgrader.Upgrade(w, r, nil)23	if err != nil {24		log.Println(err)25	}26	fmt.Println("Client Successfully Connected")27	reader(ws)28}29func setupRoutes() {30	http.HandleFunc("/", home)31	http.HandleFunc("/ws", wsEndpoint)32}33func main() {34	fmt.Println("Go Websocket Tutorial")35	setupRoutes()36	time.Sleep(time.Second * 5)37	log.Fatal(http.ListenAndServe(":8080", nil))38}

SendBinary

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", handler)4	http.ListenAndServe(":8080", nil)5}6func handler(w http.ResponseWriter, r *http.Request) {7	conn, err := upgrader.Upgrade(w, r, nil)8	if err != nil {9		log.Println(err)10	}11	for {12		_, msg, err := conn.ReadMessage()13		if err != nil {14			log.Println(err)15		}16		fmt.Printf("%s sent: %s\n", conn.RemoteAddr(), string(msg))17		err = conn.WriteMessage(websocket.BinaryMessage, msg)18		if err != nil {19			log.Println(err)20		}21	}22}23import (24func main() {25	http.HandleFunc("/", handler)26	http.ListenAndServe(":8080", nil)27}28func handler(w http.ResponseWriter, r *http.Request) {29	conn, err := upgrader.Upgrade(w, r, nil)30	if err != nil {31		log.Println(err)32	}33	for {34		_, msg, err := conn.ReadMessage()35		if err != nil {36			log.Println(err)37		}38		fmt.Printf("%s sent: %s\n", conn.RemoteAddr(), string(msg))39		err = conn.WriteMessage(websocket.TextMessage, msg)40		if err != nil {41			log.Println(err)42		}

SendBinary

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", handler1)4	log.Fatal(http.ListenAndServe(":8080", nil))5}6func handler1(w http.ResponseWriter, r *http.Request) {7	fmt.Println("handler1 called")8	c, err := upgrader.Upgrade(w, r, nil)9	if err != nil {10		fmt.Println("error in handler1")11		log.Print("upgrade:", err)12	}13	defer c.Close()14	for {15		fmt.Println("handler1 for loop")16		mt, message, err := c.ReadMessage()17		if err != nil {18			fmt.Println("error in handler1 for loop")19			log.Println("read:", err)20		}21		fmt.Println("handler1 for loop after ReadMessage")22		fmt.Println("handler1 for loop after ReadMessage mt: ", mt)23		fmt.Println("handler1 for loop after ReadMessage message: ", message)24		err = c.WriteMessage(2, []byte("hello"))25		if err != nil {26			fmt.Println("error in handler1 for loop after WriteMessage")27			log.Println("write:", err)28		}29	}30}31import (32func main() {33	http.HandleFunc("/", handler2)34	log.Fatal(http.ListenAndServe(":8080", nil))35}36func handler2(w http.ResponseWriter, r *http.Request) {37	fmt.Println("handler2 called")38	c, err := upgrader.Upgrade(w, r, nil)39	if err != nil {40		fmt.Println("error in handler2")41		log.Print("upgrade:", err)42	}43	defer c.Close()44	for {45		fmt.Println("handler2 for loop")46		mt, message, err := c.ReadMessage()47		if err != nil {48			fmt.Println("error in handler2 for loop")49			log.Println("

SendBinary

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {4		ws, err := websocket.Upgrade(w, r, nil, 1024, 1024)5		if _, ok := err.(websocket.HandshakeError); ok {6			http.Error(w, "Not a websocket handshake", 400)7		} else if err != nil {8			log.Println(err)9		}10		for {11			err := ws.ReadMessage(&msg)12			if err != nil {13				log.Println(err)14			}15			fmt.Printf("%s\n", msg)16			err = ws.WriteMessage(websocket.BinaryMessage, msg)17			if err != nil {18				log.Println(err)19			}20		}21	})22	log.Fatal(http.ListenAndServe(":12345", nil))23}

SendBinary

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {4		conn, err := websocket.Upgrade(w, r, nil, 1024, 1024)5		if err != nil {6			log.Println(err)7		}8		go writer(conn)9		reader(conn)10	})11	http.ListenAndServe(":8080", nil)12}13func reader(conn *websocket.Conn) {14	for {15		messageType, p, err := conn.ReadMessage()16		if err != nil {17			log.Println(err)18		}19		fmt.Println(string(p))20		if err := conn.WriteMessage(messageType, p); err != nil {21			log.Println(err)22		}23	}24}25func writer(conn *websocket.Conn) {26	for {27		fmt.Println("Sending")28		err := conn.WriteMessage(1, []byte("Hi Client"))29		if err != nil {30			log.Println(err)31		}32	}33}

SendBinary

Using AI Code Generation

1import (2type Message struct {3}4func main() {5	http.HandleFunc("/ws", handleConnections)6	go handleMessages()7	fmt.Println("http server started on :8080")8	err := http.ListenAndServe(":8080", nil)9	if err != nil {10		log.Fatal("ListenAndServe: ", err)11	}12}13func handleConnections(w http.ResponseWriter, r *http.Request) {14	ws, err := upgrader.Upgrade(w, r, nil)15	if err != nil {16		log.Fatal(err)17	}18	defer ws.Close()19	for {20		err := ws.ReadJSON(&msg)21		if err != nil {22			log.Printf("error: %v", err)23			delete(clients, ws)24		}25	}26}27func handleMessages() {28	for {29		for client := range clients {30			err := client.WriteJSON(msg)31			if err != nil {32				log.Printf("error: %v", err)33				client.Close()34				delete(clients, client)35			}36		}37	}38}

SendBinary

Using AI Code Generation

1import (2func main() {3	if err != nil {4		log.Fatal("Error in dialing", err)5	}6	defer conn.Close()7	err = conn.WriteMessage(websocket.BinaryMessage, []byte("Hello Binary"))8	if err != nil {9		log.Fatal("Error in sending binary message", err)10	}11	fmt.Println("Binary message sent")12}

SendBinary

Using AI Code Generation

1import (2type Client struct {3}4type Message struct {5}6var clients = make(map[*websocket.Conn]bool)7var broadcast = make(chan Message)8var upgrader = websocket.Upgrader{}9func main() {10	fmt.Println("Starting application...")11	fs := http.FileServer(http.Dir("../public"))12	http.Handle("/", fs)13	http.HandleFunc("/ws", handleConnections)14	go handleMessages()15	log.Println("http server started on :8000")16	err := http.ListenAndServe(":8000", nil)17	if err != nil {18		log.Fatal("ListenAndServe: ", err)19	}20}21func handleConnections(w http.ResponseWriter, r *http.Request) {22	ws, err := upgrader.Upgrade(w, r, nil)23	if err != nil {24		log.Fatal(err)25	}26	defer ws.Close()27	for {28		err := ws.ReadJSON(&msg)29		if err != nil {30			log.Printf("error: %v", err)31			delete(clients, ws)32		}33	}34}35func handleMessages() {36	for {37		for client := range clients {38			err := client.WriteJSON(msg)39			if err != nil {40				log.Printf("error: %v", err)41				client.Close()42				delete(clients, client)43			}44		}45	}46}

SendBinary

Using AI Code Generation

1import (2var (3	upgrade = websocket.Upgrader{4	}5func main() {6	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {7		conn, err := upgrade.Upgrade(w, r, nil)8		if err != nil {9			log.Println(err)10		}11		defer conn.Close()12		for {13			err := conn.WriteMessage(websocket.BinaryMessage, []byte("Hello"))14			if err != nil {15				log.Println(err)16			}17			time.Sleep(time.Second * 5)18		}19	})20	fmt.Println("server is running on port 8080")21	log.Fatal(http.ListenAndServe(":8080", nil))22}

SendBinary

Using AI Code Generation

1import (2func main() {3	conn, _, err := websocket.DefaultDialer.Dial(url, nil)4	if err != nil {5		fmt.Println("Error in dialing", err)6	}7	defer conn.Close()8	err = conn.WriteMessage(websocket.BinaryMessage, []byte("Hello"))9	if err != nil {10		fmt.Println("Error in sending message", err)11	}12}

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