Added AspNet-Request-ConnectionId and AspNet-Response-Has-Started

src/NLog.Web.AspNetCore/LayoutRenderers/AspNetRequestConnectionIdLayoutRenderer.cs

@@ -0,0 +1,36 @@
+using NLog.LayoutRenderers;
+using NLog.Web.Internal;
+using System.Text;
+
+namespace NLog.Web.LayoutRenderers
+{
+    /// <summary>
+    /// ASP.NET request connection id
+    /// </summary>
+    /// <remarks>
+    /// ${aspnet-request-connection-id}
+    /// </remarks>
+    [LayoutRenderer("aspnet-request-connection-id")]
+    public class AspNetRequestConnectionIdLayoutRenderer : AspNetLayoutRendererBase
+    {
+        /// <summary>
+        /// Renders the ASP.NET connection ID
+        /// </summary>
+        /// <param name="builder">The <see cref="StringBuilder" /> to append the rendered data to.</param>
+        /// <param name="logEvent">Logging event.</param>
+        protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
+        {
+            var connection = HttpContextAccessor.HttpContext.TryGetConnection();
+            if (connection == null)
+            {
+                return;
+            }
+
+            var id = connection.Id;
+            if(!string.IsNullOrEmpty(id))
+            {
+                builder.Append(id);
+            }
+        }
+    }
+}

src/Shared/Internal/HttpContextExtensions.cs

@@ -46,6 +46,22 @@ internal static HttpResponseBase TryGetResponse(this HttpContextBase context)
             }
         }
 #else
+        internal static WebSocketManager TryGetWebSocket(this HttpContext context)
+        {
+            var websocket = context?.WebSockets;
+            if (websocket == null)
+                InternalLogger.Debug("HttpContext WebSocket Lookup returned null");
+            return websocket;
+        }
+
+        internal static ConnectionInfo TryGetConnection(this HttpContext context)
+        {
+            var connection = context?.Connection;
+            if (connection == null)
+                InternalLogger.Debug("HttpContext Connection Lookup returned null");
+            return connection;
+        }
+
         internal static HttpRequest TryGetRequest(this HttpContext context)
         {
             var request = context?.Request;

src/Shared/LayoutRenderers/AspNetRequestClientCertificateLayoutRenderer.cs

@@ -13,11 +13,17 @@ namespace NLog.Web.LayoutRenderers
     /// ASP.NET Client Certificate of the Connection
     /// </summary>
     /// <remarks>
-    /// ${aspnet-request-client certificate}
+    /// ${aspnet-request-client-certificate}
+    /// ${aspnet-request-client-certificate:Verbose=True}
     /// </remarks>
     [LayoutRenderer("aspnet-request-client-certificate")]
     public class AspNetRequestClientCertificateLayoutRenderer : AspNetLayoutRendererBase
     {
+        /// <summary>
+        /// This is passed to the X509Certificate2.ToString(bool) method
+        /// </summary>
+        public bool Verbose { get; set; }
+
         /// <summary>
         /// Render Remote Port
         /// </summary>
@@ -30,7 +36,7 @@ protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
             {
                 return;
             }
-            builder.Append(connection.ClientCertificate);
+            builder.Append(connection.ClientCertificate?.ToString(Verbose));
 #else
             var certificate = httpContext.Request.ClientCertificate;
             if (certificate == null)
@@ -39,7 +45,7 @@ protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
             }
             // Convert to an X509Certificate2, which does have the proper overridden ToString() method.
             // HttpClientCertificate class only use object.ToString() which is useless.
-            builder.Append(new X509Certificate2(certificate.Certificate));
+            builder.Append(new X509Certificate2(certificate.Certificate)?.ToString(Verbose));
 #endif
         }
     }

src/Shared/LayoutRenderers/AspNetRequestIsWebSocketLayoutRenderer.cs

@@ -1,5 +1,6 @@
 using System.Text;
 using NLog.LayoutRenderers;
+using NLog.Web.Internal;
 
 namespace NLog.Web.LayoutRenderers
 {
@@ -21,7 +22,7 @@ protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
         {
             // Not available on .NET 3.5
 #if ASP_NET_CORE
-            var websockets = HttpContextAccessor.HttpContext?.WebSockets;
+            var websockets = HttpContextAccessor.HttpContext?.TryGetWebSocket();
             builder.Append(websockets?.IsWebSocketRequest == true ? '1' : '0');
 #elif NET46_OR_GREATER
             var httpContext = HttpContextAccessor.HttpContext;

src/Shared/LayoutRenderers/AspNetRequestLocalIpLayoutRenderer.cs

@@ -26,7 +26,7 @@ protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
             var httpContext = HttpContextAccessor.HttpContext;
 
 #if ASP_NET_CORE
-            var connection = httpContext.Connection;
+            var connection = httpContext.TryGetConnection();
             if (connection == null)
             {
                 return;

src/Shared/LayoutRenderers/AspNetRequestLocalPortLayoutRenderer.cs

@@ -25,7 +25,7 @@ protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
         {
             var httpContext = HttpContextAccessor.HttpContext;
 #if ASP_NET_CORE
-            var connection = httpContext.Connection;
+            var connection = httpContext.TryGetConnection();
             if (connection == null)
             {
                 return;

src/Shared/LayoutRenderers/AspNetRequestRemotePortLayoutRenderer.cs

@@ -26,7 +26,7 @@ protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
             var httpContext = HttpContextAccessor.HttpContext;
 
 #if ASP_NET_CORE
-            var connection = httpContext.Connection;
+            var connection = httpContext.TryGetConnection();
             if (connection == null)
             {
                 return;

src/Shared/LayoutRenderers/AspNetRequestWebSocketRequestedProtocolsLayoutRenderer.cs

@@ -1,5 +1,6 @@
 using System.Text;
 using NLog.LayoutRenderers;
+using NLog.Web.Internal;
 
 namespace NLog.Web.LayoutRenderers
 {
@@ -28,7 +29,7 @@ protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
         {
             // Not available on .NET 3.5
 #if ASP_NET_CORE
-            var websockets = HttpContextAccessor.HttpContext?.WebSockets;
+            var websockets = HttpContextAccessor.HttpContext?.TryGetWebSocket();
             if (websockets == null)
             {
                 return;

src/Shared/LayoutRenderers/AspNetResponseHeadersWrittenLayoutRenderer.cs

@@ -0,0 +1,31 @@
+using NLog.LayoutRenderers;
+using NLog.Web.Internal;
+using System.Text;
+
+namespace NLog.Web.LayoutRenderers
+{
+    /// <summary>
+    /// ASP.NET response headers already sent
+    /// </summary>
+    /// <remarks>
+    /// ${aspnet-response-headers-written}
+    /// </remarks>
+    [LayoutRenderer("aspnet-response-headers-written")]
+    public class AspNetResponseHeadersWrittenLayoutRenderer : AspNetLayoutRendererBase
+    {
+        /// <summary>
+        /// Renders the ASP.NET HttpResponse HasStarted property in ASP.NET Core and the HttpResponse HeadersWritten in .NET Framework
+        /// </summary>
+        /// <param name="builder">The <see cref="StringBuilder" /> to append the rendered data to.</param>
+        /// <param name="logEvent">Logging event.</param>
+        protected override void DoAppend(StringBuilder builder, LogEventInfo logEvent)
+        {
+            var response = HttpContextAccessor.HttpContext?.TryGetResponse();
+#if ASP_NET_CORE
+            builder.Append(response?.HasStarted == true ? '1' : '0');
+#elif NET46
+            builder.Append(response?.HeadersWritten == true ? '1' : '0');
+#endif
+        }
+    }
+}

tests/NLog.Web.AspNetCore.Tests/LayoutRenderers/AspNetRequestConnectionIdLayoutRendererTests.cs

@@ -0,0 +1,52 @@
+using NLog.Web.LayoutRenderers;
+using NSubstitute;
+using NSubstitute.ReturnsExtensions;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Xunit;
+
+namespace NLog.Web.Tests.LayoutRenderers
+{
+    public class AspNetRequestConnectionIdLayoutRendererTests : LayoutRenderersTestBase<AspNetRequestConnectionIdLayoutRenderer>
+    {
+        [Fact]
+        public void SuccessTest()
+        {
+            // Arrange
+            var (renderer, httpContext) = CreateWithHttpContext();
+
+            httpContext.Connection.Id.Returns("My Connection Id");
+            // Act
+            string result = renderer.Render(new LogEventInfo());
+            // Assert
+            Assert.Equal("My Connection Id", result);
+        }
+
+        [Fact]
+        public void EmptyTest()
+        {
+            // Arrange
+            var (renderer, httpContext) = CreateWithHttpContext();
+
+            httpContext.Connection.Id.Returns("");
+            // Act
+            string result = renderer.Render(new LogEventInfo());
+            // Assert
+            Assert.Equal("", result);
+        }
+
+        [Fact]
+        public void NullTest()
+        {
+            // Arrange
+            var (renderer, httpContext) = CreateWithHttpContext();
+
+            httpContext.Connection.Id.ReturnsNull();
+            // Act
+            string result = renderer.Render(new LogEventInfo());
+            // Assert
+            Assert.Equal("", result);
+        }
+    }
+}

tests/Shared/LayoutRenderers/AspNetRequestClientCertificateRendererTests.cs

@@ -28,6 +28,25 @@ public void SuccessTest()
             Assert.Equal(certificate.ToString(), result);
         }
 
+        [Fact]
+        public void SuccessVerboseTest()
+        {
+            // Arrange
+            var (renderer, httpContext) = CreateWithHttpContext();
+            renderer.Verbose = true;
+
+            var certificate = new X509Certificate2(
+                Convert.FromBase64String(
+"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"));
+
+            httpContext.Connection.ClientCertificate.Returns(certificate);
+
+            // Act
+            string result = renderer.Render(new LogEventInfo());
+            // Assert
+            Assert.Equal(certificate.ToString(true), result);
+        }
+
         [Fact]
         public void NullTest()
         {
@@ -77,6 +96,45 @@ public void SuccessTest()
             //Assert.Equal(certificate.ToString(), result);
             Assert.Equal(string.Empty, result);
         }
+
+        [Fact]
+        public void SuccessVerboseTest()
+        {
+            var httpContext = Substitute.For<HttpContextBase>();
+            var renderer = new AspNetRequestClientCertificateLayoutRenderer();
+            renderer.Verbose = true;
+            renderer.HttpContextAccessor = new FakeHttpContextAccessor(httpContext);
+
+            // Arrange
+            var byteArray = Convert.FromBase64String(
+                "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");
+
+            var certificate = new X509Certificate2(byteArray);
+
+            // We need Microsoft Fakes here, but we only have Visual Studio 2022 Community, not Enterprise
+            // and we also cannot require NLog.Web community of developer to have Enterprise edition
+            //httpContext.Request.ClientCertificate = new HttpClientCertificate(byteArray);
+
+            // This throws NullReferenceException
+            //httpContext.Request.ClientCertificate.Certificate.Returns(byteArray);
+
+            var httpRequest = Substitute.For<HttpRequestBase>();
+            httpContext.Request.Returns(httpRequest);
+
+            // This throws NotSupportedException due to no public constructors, from Castle.DynamicProxy.Generators
+            //var clientCertificate = Substitute.For<HttpClientCertificate>();
+
+            //clientCertificate.Certificate.Returns(byteArray);
+            //httpRequest.ClientCertificate.Returns(clientCertificate);
+
+            // Act
+            string result = renderer.Render(new LogEventInfo());
+
+            // Assert
+            //Assert.Equal(certificate.ToString(true), result);
+            Assert.Equal(string.Empty, result);
+        }
+
         [Fact]
         public void NullTest()
         {