From b51dabfb274c66eda5ec086f47924107df4373ee Mon Sep 17 00:00:00 2001
From: qinyouzeng <qinyouzeng@masastack.com>
Date: Wed, 15 Jul 2026 09:06:35 +0800
Subject: [PATCH] =?UTF-8?q?fix(tsc):=E4=BF=AE=E5=A4=8Dtsc=E6=97=A0?=
 =?UTF-8?q?=E6=B3=95=E9=87=87=E9=9B=86=E8=AF=B7=E6=B1=82=E5=86=85=E5=AE=B9?=
 =?UTF-8?q?=E9=97=AE=E9=A2=98?=
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---
 .../Masa.Contrib.StackSdks.Tsc.OpenTelemetry.csproj          | 4 ++++
 .../Traceing/Handler/AspNetCoreInstrumentationHandler.cs     | 5 +++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/Contrib/Masa.Contrib.StackSdks.Tsc.OpenTelemetry/Masa.Contrib.StackSdks.Tsc.OpenTelemetry.csproj b/src/Contrib/Masa.Contrib.StackSdks.Tsc.OpenTelemetry/Masa.Contrib.StackSdks.Tsc.OpenTelemetry.csproj
index f813355..b6d3005 100644
--- a/src/Contrib/Masa.Contrib.StackSdks.Tsc.OpenTelemetry/Masa.Contrib.StackSdks.Tsc.OpenTelemetry.csproj
+++ b/src/Contrib/Masa.Contrib.StackSdks.Tsc.OpenTelemetry/Masa.Contrib.StackSdks.Tsc.OpenTelemetry.csproj
@@ -18,6 +18,10 @@
 		<PackageReference Include="OpenTelemetry.Instrumentation.StackExchangeRedis" Version="1.15.1-beta.1" />
 	</ItemGroup>
 
+	<ItemGroup>
+		<FrameworkReference Include="Microsoft.AspNetCore.App" />
+	</ItemGroup>
+
 	<ItemGroup>
 		<ProjectReference Include="..\..\BuildingBlocks\Masa.BuildingBlocks.StackSdks.Config\Masa.BuildingBlocks.StackSdks.Config.csproj" />
 	</ItemGroup>
diff --git a/src/Contrib/Masa.Contrib.StackSdks.Tsc.OpenTelemetry/Traceing/Handler/AspNetCoreInstrumentationHandler.cs b/src/Contrib/Masa.Contrib.StackSdks.Tsc.OpenTelemetry/Traceing/Handler/AspNetCoreInstrumentationHandler.cs
index 6b3d546..be4a5fe 100644
--- a/src/Contrib/Masa.Contrib.StackSdks.Tsc.OpenTelemetry/Traceing/Handler/AspNetCoreInstrumentationHandler.cs
+++ b/src/Contrib/Masa.Contrib.StackSdks.Tsc.OpenTelemetry/Traceing/Handler/AspNetCoreInstrumentationHandler.cs
@@ -36,14 +36,15 @@ public static void AddMasaHttpRequest(Activity activity, HttpRequest httpRequest
         SetUserInfo(activity, httpRequest.HttpContext.User);
         if (httpRequest.Body != null)
         {
+            if (!httpRequest.Body.CanSeek)
+                httpRequest.EnableBuffering();
+
             if (TrySetMultipartFormBody(activity, httpRequest))
             {
                 activity.SetTag(OpenTelemetryAttributeName.Host.NAME, Dns.GetHostName());
                 return;
             }
 
-            if (!httpRequest.Body.CanSeek)
-                return;
             SetActivityBody(activity, httpRequest.Body, GetHttpRequestEncoding(httpRequest));
         }
         activity.SetTag(OpenTelemetryAttributeName.Host.NAME, Dns.GetHostName());