修复文本指令只发一个通道，多通道时没有每个通道独立发的问题

SHH.CameraService/Core/NetSenders/DeviceStateMonitorWorker.cs

@@ -5,32 +5,27 @@ using NetMQ.Sockets;
 using MessagePack;
 using SHH.CameraSdk;
 using SHH.Contracts;
+using System.Text;
 
 namespace SHH.CameraService
 {
-    /// <summary>
-    /// [二合一] 设备状态聚合与上报服务
-    /// </summary>
     public class DeviceStateMonitorWorker : BackgroundService
     {
         private readonly CameraManager _manager;
         private readonly ServiceConfig _config;
-
-        // ★ 2. 注入拦截器管道
         private readonly InterceptorPipeline _pipeline;
 
-        // 本地状态全集缓存
+        // 修改点1: 改为 Socket 列表
+        private readonly List<DealerSocket> _sockets = new();
         private readonly ConcurrentDictionary<string, StatusEventPayload> _stateStore = new();
 
-        // 标记是否有新变更
         private volatile bool _isDirty = false;
         private long _lastSendTick = 0;
 
-        // ★ 3. 构造函数增加 InterceptorPipeline 参数
         public DeviceStateMonitorWorker(
             CameraManager manager,
             ServiceConfig config,
-            InterceptorPipeline pipeline) // <--- 注入点
+            InterceptorPipeline pipeline)
         {
             _manager = manager;
             _config = config;
@@ -39,45 +34,50 @@ namespace SHH.CameraService
 
         protected override async Task ExecuteAsync(CancellationToken stoppingToken)
         {
-            // 1. 初始化缓存 (默认离线)
+            // 1. 初始化
             foreach (var dev in _manager.GetAllDevices())
             {
                 UpdateLocalState(dev.Id, false, "Init");
             }
 
-            // 2. 挂载 SDK 事件
             _manager.OnDeviceStatusChanged += OnSdkStatusChanged;
 
-            // 3. 建立连接
-            var cmdEndpoint = _config.CommandEndpoints.FirstOrDefault()?.Uri;
-            if (string.IsNullOrEmpty(cmdEndpoint))
+            // 修改点2: 遍历所有端点建立连接
+            if (_config.CommandEndpoints.Count == 0) return;
+
+            Console.WriteLine($"[StatusWorker] 启动状态上报，目标节点数: {_config.CommandEndpoints.Count}");
+
+            foreach (var ep in _config.CommandEndpoints)
             {
-                Console.WriteLine("[StatusWorker] 警告: 未配置 Command 端点，状态上报无法启动。");
-                return;
+                try
+                {
+                    var socket = new DealerSocket();
+                    // 状态通道也建议设置 Identity，方便服务端追踪
+                    socket.Options.Identity = Encoding.UTF8.GetBytes(_config.AppId + "_status");
+                    socket.Options.SendHighWatermark = 1000;
+                    socket.Connect(ep.Uri);
+                    _sockets.Add(socket);
+                }
+                catch (Exception ex)
+                {
+                    Console.WriteLine($"[StatusWorker] 连接失败 {ep.Uri}: {ex.Message}");
+                }
             }
 
-            Console.WriteLine($"[StatusWorker] 启动状态上报，直连服务端: {cmdEndpoint}");
-
-            using var socket = new DealerSocket();
-            socket.Options.SendHighWatermark = 1000;
-            // 设置 Identity 是个好习惯，虽然这里只发不收
-            // socket.Options.Identity = ... 
-            socket.Connect(cmdEndpoint);
-
-            // 4. 定时循环 (1秒1次)
+            // 定时循环 (1秒1次)
             var timer = new PeriodicTimer(TimeSpan.FromSeconds(1));
             try
             {
                 while (await timer.WaitForNextTickAsync(stoppingToken))
                 {
-                    // ★ 4. 关键修正：必须使用 await 调用新的异步方法
-                    await CheckAndDirectSendAsync(socket);
+                    await CheckAndBroadcastAsync();
                 }
             }
             finally
             {
                 _manager.OnDeviceStatusChanged -= OnSdkStatusChanged;
-                socket.Dispose();
+                // 清理所有 socket
+                foreach (var s in _sockets) s.Dispose();
             }
         }
 
@@ -99,21 +99,17 @@ namespace SHH.CameraService
             _stateStore[deviceId.ToString()] = evt;
         }
 
-        /// <summary>
-        /// 检查并在当前线程直接发送 (已改为异步 Task)
-        /// </summary>
-        // ★ 5. 关键修正：void -> async Task
-        private async Task CheckAndDirectSendAsync(NetMQSocket socket)
+        // 修改点3: 广播发送逻辑
+        private async Task CheckAndBroadcastAsync()
         {
             long now = Environment.TickCount64;
             // 策略: 有变更 或 超过5秒(心跳)
             bool shouldSend = _isDirty || (now - _lastSendTick > 5000);
 
-            if (shouldSend)
+            if (shouldSend && _sockets.Count > 0)
             {
                 try
                 {
-                    // A. 组包 (全量)
                     var snapshot = _stateStore.Values.ToList();
                     var batch = new StatusBatchPayload
                     {
@@ -121,22 +117,19 @@ namespace SHH.CameraService
                         Timestamp = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds()
                     };
 
-                    // B. 序列化
                     byte[] data = MessagePackSerializer.Serialize(batch);
 
-                    // =========================================================
-                    // ★ 6. 拦截器调用
-                    // =========================================================
-                    // 这里的 "STATUS_BATCH" 是协议头，你可以替换为 ProtocolHeaders.StatusBatch (如果定义了的话)
+                    // 拦截器处理
                     var ctx = await _pipeline.ExecuteSendAsync("STATUS_BATCH", data);
-
-                    if (ctx != null) // 如果没被拦截
+                    if (ctx != null)
                     {
-                        // C. 直接发送
-                        socket.SendMoreFrame(ctx.Protocol)
-                              .SendFrame(ctx.Data);
+                        // ★★★ 核心修复：循环广播给所有 Socket ★★★
+                        foreach (var socket in _sockets)
+                        {
+                            // TrySend 避免阻塞，如果某个服务端卡死不影响其他端
+                            socket.SendMoreFrame(ctx.Protocol).TrySendFrame(ctx.Data);
+                        }
 
-                        // D. 重置标记
                         _isDirty = false;
                         _lastSendTick = now;
                     }