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@@ -1,64 +1,158 @@
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package services
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package services
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import (
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import (
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+ "encoding/json"
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"eta/eta_api/models"
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"eta/eta_api/models"
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"eta/eta_api/services/data"
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"eta/eta_api/services/data"
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"eta/eta_api/utils"
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"eta/eta_api/utils"
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+ "fmt"
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+ "runtime"
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+ "sync"
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+ "time"
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+
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+ "context"
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"github.com/gorilla/websocket"
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"github.com/gorilla/websocket"
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)
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)
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-func DealWebSocketMsg(conn *websocket.Conn, adminId int) {
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- DealEdbInspectionMessage(conn, adminId)
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+func DealWebSocketMsg(connKey string, conn *websocket.Conn, adminId int) {
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+ go DealEdbInspectionMessage(connKey, conn, adminId)
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}
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}
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// 处理巡检消息
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// 处理巡检消息
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-func DealEdbInspectionMessage(conn *websocket.Conn, adminId int) {
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- messageList, err := data.GetHistoryInspectionMessages(adminId)
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- if err != nil {
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- utils.FileLog.Error("获取巡检信息历史失败,err:%s, adminId:%d", err.Error(), adminId)
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- return
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- }
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- success := make(chan int64, 10)
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+func DealEdbInspectionMessage(connKey string, conn *websocket.Conn, adminId int) {
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+ // 创建上下文用于控制 goroutine 生命周期
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+ ctx, cancel := context.WithCancel(context.Background())
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+ defer cancel()
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+
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+ // 监控 goroutine 数量
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go func() {
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go func() {
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- defer close(success)
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- for i, msg := range messageList {
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- if i == 0 {
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- // 多条消息仅发送最新一条
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- respData, err := data.SendInspectionMessages(adminId, msg)
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+ ticker := time.NewTicker(time.Minute)
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+ defer ticker.Stop()
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+ for {
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+ select {
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+ case <-ticker.C:
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+ utils.FileLog.Info("Current goroutine count: %d", runtime.NumGoroutine())
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+ case <-ctx.Done():
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+ return
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+ }
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+ }
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+ }()
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+
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+ cacheKey := fmt.Sprintf("%s%d", utils.CACHE_EDB_INSPECTION_MESSAGE, adminId)
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+
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+ // // 设置连接关闭处理器
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+ // conn.SetCloseHandler(func(code int, text string) error {
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+ // utils.FileLog.Info("长连接关闭, adminId:%d", adminId)
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+ // cancel()
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+ // return nil
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+ // })
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+
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+ // 添加错误恢复机制
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+ defer func() {
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+ if r := recover(); r != nil {
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+ utils.FileLog.Error("WebSocket handler recovered from panic: %v", r)
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+ // 清理资源
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+ cancel()
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+ }
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+ }()
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+
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+ for {
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+ ok := utils.Rc.IsExist(connKey)
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+ if !ok {
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+ utils.FileLog.Info("长连接关闭, adminId:%d", adminId)
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+ cancel()
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+ return
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+ }
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+ select {
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+ case <-ctx.Done():
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+ return
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+ default:
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+ // 使用带超时的 Redis 操作
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+ err := utils.Rc.BrpopWithTimeout(cacheKey, 30*time.Second, func(b []byte) {
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+ utils.FileLog.Info("收到巡检信息开始处理, adminId:%d", adminId)
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+
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+ messageList, err := data.GetHistoryInspectionMessages(adminId)
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if err != nil {
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if err != nil {
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- utils.FileLog.Error("巡检信息发送失败,err:%s, adminId:%d", err.Error(), adminId)
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- } else {
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- resp := models.WebsocketMessageResponse{
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- MessageType: 1,
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- Data: respData,
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+ utils.FileLog.Error("获取巡检信息历史失败,err:%s, adminId:%d", err.Error(), adminId)
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+ return
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+ }
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+ if len(messageList) == 0 {
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+ utils.FileLog.Info("巡检信息历史为空, adminId:%d", adminId)
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+ return
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+ }
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+ readList := make([]int64, 0)
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+ // 消息发送 goroutine
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+
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+ for i, msg := range messageList {
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+ select {
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+ case <-ctx.Done():
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+ return
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+ default:
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+ if i == 0 {
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+ respData, err := data.SendInspectionMessages(adminId, msg)
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+ if err != nil {
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+ utils.FileLog.Error("巡检信息发送失败,err:%s, adminId:%d", err.Error(), adminId)
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+ continue
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+ }
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+
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+ resp := models.WebsocketMessageResponse{
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+ MessageType: 1,
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+ Data: respData,
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+ }
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+
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+ err = WriteWebSocketMessage(conn, resp)
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+
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+ if err != nil {
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+ utils.FileLog.Error("巡检信息发送失败,err:%s, adminId:%d", err.Error(), adminId)
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+ continue
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+ }
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+
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+ utils.FileLog.Info("巡检信息发送成功,adminId:%d, messageId:%d", adminId, msg.MessageId)
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+ readList = append(readList, msg.MessageId)
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+ } else {
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+ readList = append(readList, msg.MessageId)
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+ }
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}
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}
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- err = conn.WriteJSON(resp)
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+ }
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+
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+ if len(readList) > 0 {
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+ _, err = data.ReadEdbInspectionMessageList(readList, adminId)
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if err != nil {
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if err != nil {
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- utils.FileLog.Error("巡检信息发送失败,err:%s, adminId:%d", err.Error(), adminId)
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- } else {
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- utils.FileLog.Info("巡检信息发送成功,adminId:%d, messageId:%d", adminId, msg.MessageId)
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- success <- msg.MessageId
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+ utils.FileLog.Error("巡检信息已读失败,err:%s, adminId:%d", err.Error(), adminId)
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}
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}
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}
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}
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- } else {
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- success <- msg.MessageId
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- }
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- }
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- }()
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- go func() {
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- readList := make([]int64, 0)
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- for {
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- msgId, ok := <-success
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- if !ok {
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- break
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+ })
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+
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+ if err != nil && err.Error() != "redis: nil" {
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+ utils.FileLog.Error("Redis operation failed: %v", err)
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+ continue
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+ }else{
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+ utils.FileLog.Info("巡检信息处理完成, adminId:%d", adminId)
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}
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}
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- readList = append(readList, msgId)
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- }
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- _, err = data.ReadEdbInspectionMessageList(readList, adminId)
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- if err != nil {
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- utils.FileLog.Error("巡检信息已读失败,err:%s, adminId:%d", err.Error(), adminId)
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}
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}
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- }()
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-
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+ }
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}
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}
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+
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+func WriteWebSocketMessage(conn *websocket.Conn, resp models.WebsocketMessageResponse) error {
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+ data, err := json.Marshal(resp)
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+ if err != nil {
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+ utils.FileLog.Error("Failed to marshal response: %v", err)
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+ return err
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+ }
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+ var wsWriteMutex sync.Mutex
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+ done := make(chan error, 1)
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+
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+ go func() {
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+ wsWriteMutex.Lock()
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+ defer wsWriteMutex.Unlock()
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+ done <- conn.WriteMessage(websocket.TextMessage, data)
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+ }()
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+
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+ select {
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+ case err := <-done:
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+ return err
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+ case <-time.After(5 * time.Second):
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+ return fmt.Errorf("write timeout")
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+ }
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+}
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