WIP - Log exceptions from asp.net diagnostics :)

Author: niemyjski

src/Platforms/Exceptionless.AspNetCore/ExceptionlessDiagnosticListener.cs

@@ -0,0 +1,51 @@
+using System;
+using Exceptionless.Plugins;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.DiagnosticAdapter;
+
+namespace Exceptionless.AspNetCore {
+    internal sealed class ExceptionlessDiagnosticListener {
+        private readonly ExceptionlessClient _client;
+        public ExceptionlessDiagnosticListener(ExceptionlessClient client) {
+            _client = client;
+        }
+
+        [DiagnosticName("Microsoft.AspNetCore.Diagnostics.HandledException")]
+        public void OnDiagnosticHandledException(HttpContext context, Exception ex) {
+            var contextData = new ContextData();
+            contextData.SetSubmissionMethod("Microsoft.AspNetCore.Diagnostics.UnhandledException");
+            contextData.Add(nameof(HttpContext), context);
+
+            ex.ToExceptionless(contextData, _client).Submit();
+        }
+
+        [DiagnosticName("Microsoft.AspNetCore.Diagnostics.UnhandledException")]
+        public void OnDiagnosticUnhandledException(HttpContext context, Exception ex) {
+            var contextData = new ContextData();
+            contextData.MarkAsUnhandledError();
+            contextData.SetSubmissionMethod("Microsoft.AspNetCore.Diagnostics.HandledException");
+            contextData.Add(nameof(HttpContext), context);
+
+            ex.ToExceptionless(contextData, _client).Submit();
+        }
+
+        [DiagnosticName("Microsoft.AspNetCore.Hosting.UnhandledException")]
+        public void OnHostingUnhandledException(HttpContext context, Exception ex) {
+            var contextData = new ContextData();
+            contextData.MarkAsUnhandledError();
+            contextData.SetSubmissionMethod("Microsoft.AspNetCore.Hosting.UnhandledException");
+            contextData.Add(nameof(HttpContext), context);
+
+            ex.ToExceptionless(contextData, _client).Submit();
+        }
+
+        [DiagnosticName("Microsoft.AspNetCore.MiddlewareAnalysis.MiddlewareException")]
+        public void OnMiddlewareException(Exception ex, string name) {
+            var contextData = new ContextData();
+            contextData.MarkAsUnhandledError();
+            contextData.SetSubmissionMethod(name);
+
+            ex.ToExceptionless(contextData, _client).Submit();
+        }
+    }
+}

src/Platforms/Exceptionless.AspNetCore/ExceptionlessExtensions.cs

@@ -1,12 +1,14 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Http;
 using Exceptionless.AspNetCore;
 using Exceptionless.Models;
 using Exceptionless.Models.Data;
 using Exceptionless.Plugins.Default;
 using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
 
 namespace Exceptionless {
     public static class ExceptionlessExtensions {
@@ -18,6 +20,9 @@ public static IApplicationBuilder UseExceptionless(this IApplicationBuilder app,
             client.Configuration.AddPlugin<ExceptionlessAspNetCorePlugin>();
             client.Configuration.AddPlugin<IgnoreUserAgentPlugin>();
             //client.Configuration.Resolver.Register<ILastReferenceIdManager, WebLastReferenceIdManager>();
+            
+            var diagnosticListener = app.ApplicationServices.GetRequiredService<DiagnosticListener>();
+            diagnosticListener?.SubscribeWithAdapter(new ExceptionlessDiagnosticListener(client));
 
             return app.UseMiddleware<ExceptionlessMiddleware>(client);
         }

src/Platforms/Exceptionless.AspNetCore/project.json

@@ -36,7 +36,9 @@
         "Microsoft.AspNetCore.Http.Abstractions": "1.0.0-rc2-final",
         "Microsoft.AspNetCore.Http.Extensions": "1.0.0-rc2-final",
         "Microsoft.Extensions.Configuration.Abstractions": "1.0.0-rc2-final",
-        "Microsoft.Net.Http.Headers": "1.0.0-rc2-final"
+        "Microsoft.Extensions.DiagnosticAdapter": "1.0.0-rc2-final",
+        "Microsoft.Net.Http.Headers": "1.0.0-rc2-final",
+        "System.Diagnostics.DiagnosticSource": "4.0.0-rc2-24027"
     },
     "frameworks": {
         "netstandard1.5": {