添加websocket连接
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60
socket/connect.go
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60
socket/connect.go
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@@ -0,0 +1,60 @@
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package socket
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import (
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"github.com/gin-gonic/gin"
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"github.com/gorilla/websocket"
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"log"
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"net/http"
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)
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// 1. 配置WebSocket升级器(处理HTTP到WebSocket的握手)
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var upgrader = websocket.Upgrader{
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ReadBufferSize: 1024,
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WriteBufferSize: 1024,
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// 允许跨域(生产环境需根据实际情况限制)
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CheckOrigin: func(r *http.Request) bool {
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return true
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},
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}
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// 2. WebSocket处理器(处理实时消息)
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func WebsocketHandler(c *gin.Context) {
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// 从Gin上下文中提取标准库的ResponseWriter和Request
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w := c.Writer
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r := c.Request
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// 将HTTP连接升级为WebSocket
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conn, err := upgrader.Upgrade(w, r, nil)
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if err != nil {
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log.Printf("升级WebSocket失败: %v", err)
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": "WebSocket连接失败",
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})
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return
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}
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defer conn.Close() // 确保连接关闭
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// 客户端IP,用于日志
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clientIP := r.RemoteAddr
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log.Printf("新的WebSocket连接: %s", clientIP)
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// 循环处理消息
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for {
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// 读取消息类型(文本/二进制)和内容
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msgType, p, err := conn.ReadMessage()
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if err != nil {
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log.Printf("WebSocket读取错误(%s): %v", clientIP, err)
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break
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}
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// 处理消息内容(示例:打印收到的消息)
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log.Printf("收到来自%s的消息(类型:%d): %s", clientIP, msgType, string(p))
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// 示例:根据消息类型回复(保持原类型)
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response := []byte("已收到:" + string(p))
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if err := conn.WriteMessage(msgType, response); err != nil {
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log.Printf("WebSocket发送错误(%s): %v", clientIP, err)
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break
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}
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}
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}
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