Update: 整理目录结构

cmd/client/main.go

@@ -0,0 +1,48 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"github.com/gorilla/websocket"
+)
+
+func main() {
+	url := "ws://localhost:8080/ws"
+	log.Printf("来都来了")
+	conn, _, err := websocket.DefaultDialer.Dial(url, nil)
+	if err != nil {
+		log.Fatal("哟，今天不营业呢", err)
+	}
+	defer conn.Close()
+	log.Println("好好好，进去了")
+
+	go func() {
+		for {
+			_, message, err := conn.ReadMessage()
+			if err != nil {
+				log.Println("润了润了")
+				break
+			}
+			log.Printf("掌柜说的是 %s", message)
+		}
+	}()
+
+	scanner := bufio.NewScanner(os.Stdin)
+	fmt.Print("说点什么：")
+
+	for scanner.Scan() {
+		message := scanner.Text()
+		err := conn.WriteMessage(websocket.TextMessage, []byte(message))
+		if err != nil {
+			log.Println("话没送出去", err)
+			break
+		}
+		fmt.Print("说点什么：")
+	}
+
+	if err := scanner.Err(); err != nil {
+		log.Println("输入错误:", err)
+	}
+}

cmd/server/main.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"github.com/gorilla/websocket"
+	"log"
+	"net/http"
+)
+
+var upgrader = websocket.Upgrader{
+	ReadBufferSize:  1024,
+	WriteBufferSize: 1024,
+	CheckOrigin: func(r *http.Request) bool {
+		return true
+	},
+}
+
+func handler(w http.ResponseWriter, r *http.Request) {
+	conn, err := upgrader.Upgrade(w, r, nil)
+	if err != nil {
+		log.Println("Upgrade error:", err)
+		return
+	}
+	defer conn.Close()
+	log.Println("欢迎来到小酒馆！！")
+
+	for {
+		// read message
+		messageType, message, err := conn.ReadMessage()
+		if err != nil {
+			log.Println("拜拜了您嘞")
+			break
+		}
+
+		log.Printf("听到了听到了，您说的是 %s", message)
+		err = conn.WriteMessage(messageType, []byte("好嘞"))
+		if err != nil {
+			log.Println("啥玩意咋走了", err)
+			break
+		}
+	}
+}
+
+func main() {
+	http.HandleFunc("/ws", handler)
+	log.Println("好戏开场")
+	err := http.ListenAndServe(":8080", nil)
+
+	if err != nil {
+		log.Fatal("下回见伙计们", err)
+	}
+}