修改接收转发多线程配置

IRC.Core.SCP/Program.cs

@@ -14,6 +14,7 @@ using MassTransit;
 using MassTransit.NewIdProviders;
 using Microsoft.AspNetCore.HttpOverrides;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Identity.Client;
 using Panda.DynamicWebApi;
 using Serilog;
 using Serilog.Events;
@@ -218,6 +219,9 @@ else
 
 DicomSetupBuilder.UseServiceProvider(app.Services);
 
+// Program.cs
+IRCAppConfig.Configuration = builder.Configuration;
+
 
 var logger = app.Services.GetService<Microsoft.Extensions.Logging.ILogger<Program>>();
 

IRC.Core.SCP/Service/CStoreSCPService.cs

@@ -28,6 +28,7 @@ using FellowOakDicom.IO.Buffer;
 using System.Diagnostics.CodeAnalysis;
 using FellowOakDicom.Network.Client;
 using MassTransit.Futures.Contracts;
+using Microsoft.Identity.Client;
 
 namespace IRaCIS.Core.SCP.Service
 {
@@ -36,6 +37,10 @@ namespace IRaCIS.Core.SCP.Service
     {
         public bool IsSupportThirdService { get; set; }
 
+        public bool IsForwardImageMultiThread { get; set; }
+
+
+
         public List<string> CalledAEList { get; set; }
 
         public string ServerPort { get; set; }
@@ -50,6 +55,11 @@ namespace IRaCIS.Core.SCP.Service
         public string IP { get; set; }
     }
 
+    public static class IRCAppConfig
+    {
+        public static IConfiguration Configuration { get; set; }
+    }
+
 
 
 
@@ -77,6 +87,8 @@ namespace IRaCIS.Core.SCP.Service
         private List<ThirdDestinationAE> ThirdDestinationAEList { get; set; }
 
 
+
+
         private static readonly DicomTransferSyntax[] _acceptedTransferSyntaxes = new DicomTransferSyntax[]
         {
                DicomTransferSyntax.ExplicitVRLittleEndian,
@@ -103,6 +115,22 @@ namespace IRaCIS.Core.SCP.Service
                DicomTransferSyntax.ImplicitVRLittleEndian
         };
 
+        // 定义一个静态信号量，控制同时最多 N 个转发线程
+
+        private static SemaphoreSlim _forwardLimiter;
+
+        // ✅ 静态构造函数（只执行一次，全局初始化）
+        static CStoreSCPService()
+        {
+            // 默认单线程
+
+            var maxThreads = IRCAppConfig.Configuration.GetValue<int>("DicomSCPServiceConfig:MultiThreadCount", 1);
+
+            _forwardLimiter = new SemaphoreSlim(maxThreads);
+
+            Log.Logger.Information($"初始化 DICOM 转发线程限制为: {maxThreads}");
+        }
+
 
         public CStoreSCPService(INetworkStream stream, Encoding fallbackEncoding, Microsoft.Extensions.Logging.ILogger log, DicomServiceDependencies dependencies, IServiceProvider injectServiceProvider)
             : base(stream, fallbackEncoding, log, dependencies)
@@ -306,6 +334,43 @@ namespace IRaCIS.Core.SCP.Service
         }
 
 
+        private async Task<DicomStatus> ForwardToThirdPartyAsync(DicomCStoreRequest request, ThirdDestinationAE findDestination)
+        {
+            await _forwardLimiter.WaitAsync(); // 限制并发数量
+            try
+            {
+                var forwardRequest = new DicomCStoreRequest(request.File.Clone());
+
+                var client = DicomClientFactory.Create(
+                    findDestination.IP,
+                    findDestination.Port,
+                    false,
+                    DicomSCPServiceConfig.CalledAEList.First(),
+                    findDestination.Name);
+
+                DicomStatus finalStatus = DicomStatus.Success;
+
+                forwardRequest.OnResponseReceived += (rq, rp) =>
+                {
+                    Log.Logger.Information($"Forwarded C-STORE Response: {rq.SOPInstanceUID} {rp.Status}");
+                    finalStatus = rp.Status; // 记录目标 PACS 返回状态
+                };
+
+                await client.AddRequestAsync(forwardRequest);
+                await client.SendAsync();
+
+                return finalStatus; // 返回实际状态
+            }
+            catch (Exception ex)
+            {
+                Log.Logger.Error("Error forwarding C-STORE: " + ex.Message);
+                return DicomStatus.ProcessingFailure; // 出错返回失败状态
+            }
+            finally
+            {
+                _forwardLimiter.Release();
+            }
+        }
 
 
         public async Task<DicomCStoreResponse> OnCStoreRequestAsync(DicomCStoreRequest request)
@@ -336,37 +401,24 @@ namespace IRaCIS.Core.SCP.Service
                 {
                     _isCurrentThirdForward = true;
 
-                    _ = Task.Run(async () =>
+                    var findDestination = ThirdDestinationAEList.FirstOrDefault(t => t.Name == cmoveInfo.DestinationAE);
+
+                    if (DicomSCPServiceConfig.IsForwardImageMultiThread)
                     {
+                        // 多线程模式，异步执行
+                        _ = Task.Run(() => ForwardToThirdPartyAsync(request, findDestination));
 
-                        try
-                        {
-                            var findDestination = ThirdDestinationAEList.FirstOrDefault(t => t.Name == cmoveInfo.DestinationAE);
+                        // 立即返回 Success
+                        return new DicomCStoreResponse(request, DicomStatus.Success);
+                    }
+                    else
+                    {
+                        // 单线程模式，同步等待完成
+                        var responseStatus = await ForwardToThirdPartyAsync(request, findDestination);
 
-                            var forwardRequest = new DicomCStoreRequest(request.File.Clone());
+                        return new DicomCStoreResponse(request, responseStatus);
+                    }
 
-                            // 创建客户端连接到目标 PACS
-                            var client = DicomClientFactory.Create(findDestination.IP, findDestination.Port, false, DicomSCPServiceConfig.CalledAEList.First(), cmoveInfo.DestinationAE);
-
-                            // 可以加入 OnResponseReceived 来处理目标 PACS 返回状态
-                            forwardRequest.OnResponseReceived += (rq, rp) =>
-                            {
-                                Log.Logger.Information($"Forwarded C-STORE Response: {rq.SOPInstanceUID} {rp.Status}");
-
-                            };
-
-                            await client.AddRequestAsync(forwardRequest);
-                            await client.SendAsync();
-                        }
-                        catch (Exception ex)
-                        {
-                            Log.Logger.Error("Error forwarding C-STORE: " + ex.Message);
-                        }
-
-                    });
-
-                    // 立即返回 Success 给原发送方
-                    return new DicomCStoreResponse(request, DicomStatus.Success);
                 }
             }
 

IRC.Core.SCP/appsettings.Test_HIR_SCP.json

@@ -25,6 +25,8 @@
   },
   "DicomSCPServiceConfig": {
     "IsSupportThirdService": true,
+    "IsForwardImageMultiThread": true,
+    "MultiThreadCount":10,
     "CalledAEList": [
       "HIRAE",
       "STORESCP"