Merge branch 'dev'

Author: aws-sdk-dotnet-automation

CHANGELOG.md

@@ -1,3 +1,8 @@
+## Release 2025-08-01
+
+### Amazon.Lambda.RuntimeSupport (1.13.2)
+* Fix issue making HTTP header comparisons be case insensitive
+
 ## Release 2025-07-15
 
 ### Amazon.Lambda.TestTool.BlazorTester (0.16.3)

Libraries/src/Amazon.Lambda.RuntimeSupport/Amazon.Lambda.RuntimeSupport.csproj

@@ -4,7 +4,7 @@
 
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0;net6.0;net8.0;net9.0;net10.0</TargetFrameworks>
-    <Version>1.13.1</Version>
+    <Version>1.13.2</Version>
     <Description>Provides a bootstrap and Lambda Runtime API Client to help you to develop custom .NET Core Lambda Runtimes.</Description>
     <AssemblyTitle>Amazon.Lambda.RuntimeSupport</AssemblyTitle>
     <AssemblyName>Amazon.Lambda.RuntimeSupport</AssemblyName>

Libraries/src/Amazon.Lambda.RuntimeSupport/Client/RuntimeApiHeaders.cs

@@ -12,6 +12,7 @@
  * express or implied. See the License for the specific language governing
  * permissions and limitations under the License.
  */
+using System;
 using System.Collections.Generic;
 using System.Linq;
 
@@ -28,12 +29,14 @@ internal class RuntimeApiHeaders
 
         public RuntimeApiHeaders(Dictionary<string, IEnumerable<string>> headers)
         {
-            DeadlineMs = GetHeaderValueOrNull(headers, HeaderDeadlineMs);
-            AwsRequestId = GetHeaderValueRequired(headers, HeaderAwsRequestId);
-            ClientContextJson = GetHeaderValueOrNull(headers, HeaderClientContext);
-            CognitoIdentityJson = GetHeaderValueOrNull(headers, HeaderCognitoIdentity);
-            InvokedFunctionArn = GetHeaderValueOrNull(headers, HeaderInvokedFunctionArn);
-            TraceId = GetHeaderValueOrNull(headers, HeaderTraceId);
+            var caseInsensitiveHeaders = new Dictionary<string, IEnumerable<string>>(headers, StringComparer.OrdinalIgnoreCase);
+
+            DeadlineMs = GetHeaderValueOrNull(caseInsensitiveHeaders, HeaderDeadlineMs);
+            AwsRequestId = GetHeaderValueRequired(caseInsensitiveHeaders, HeaderAwsRequestId);
+            ClientContextJson = GetHeaderValueOrNull(caseInsensitiveHeaders, HeaderClientContext);
+            CognitoIdentityJson = GetHeaderValueOrNull(caseInsensitiveHeaders, HeaderCognitoIdentity);
+            InvokedFunctionArn = GetHeaderValueOrNull(caseInsensitiveHeaders, HeaderInvokedFunctionArn);
+            TraceId = GetHeaderValueOrNull(caseInsensitiveHeaders, HeaderTraceId);
         }
 
         public string AwsRequestId { get; private set; }
@@ -58,5 +61,4 @@ private string GetHeaderValueOrNull(Dictionary<string, IEnumerable<string>> head
             return null;
         }
     }
-
 }