Saving

PrivaPub/Extensions/OperationCancelledExceptionFilter.cs

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+
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.Filters;
+
+namespace PrivaPub.Extensions
+{
+	public class OperationCancelledExceptionFilter : ExceptionFilterAttribute
+	{
+		readonly Serilog.ILogger Logger;
+
+		public OperationCancelledExceptionFilter(Serilog.ILogger logger) =>
+			Logger = logger.ForContext<OperationCancelledExceptionFilter>();
+
+		public override void OnException(ExceptionContext context)
+		{
+			if (context.Exception is not OperationCanceledException) return;
+
+			Logger.Information($"Request for {context.HttpContext.Request.Path} was cancelled.");
+			context.ExceptionHandled = true;
+			context.Result = new StatusCodeResult(499);
+		}
+	}
+}