Filtering Sentry events (#188)

Filtering out errors that don't involve Codi.

## Test plan
Watch for new errors in Sentry to see if they involve Codi
<!-- REQUIRED; info at
https://docs-legacy.sourcegraph.com/dev/background-information/testing_principles
-->

Co-authored-by: Tomasz Gołębiowski <tgolebiowski@virtuslab.com>

src/Cody.Core/Cody.Core.csproj

@@ -91,7 +91,6 @@
     <Compile Include="Infrastructure\IProgressService.cs" />
     <Compile Include="Logging\ISentryLog.cs" />
     <Compile Include="Logging\ITestLogger.cs" />
-    <Compile Include="Logging\SentryExceptionFilter.cs" />
     <Compile Include="Logging\SentryLog.cs" />
     <Compile Include="Trace\FileTraceListener.cs" />
     <Compile Include="Trace\LogioTraceListener.cs" />

src/Cody.Core/DocumentSync/DocumentSyncCallback.cs

@@ -106,7 +106,6 @@ public void OnFocus(string fullPath)
         {
             trace.TraceEvent("DidFocus", "{0}", fullPath);
             agentService.DidFocus(new CodyFilePath { Uri = ToUri(fullPath) });
-
         }
 
         public void OnOpened(string fullPath, string content, DocumentRange visibleRange, DocumentRange selection)

src/Cody.Core/Logging/SentryLog.cs

@@ -2,12 +2,15 @@
 using Sentry;
 using System;
 using System.Diagnostics;
+using System.Linq;
 using System.Reflection;
 
 namespace Cody.Core.Logging
 {
     public class SentryLog : ISentryLog
     {
+        public const string CodyAssemblyPrefix = "Cody.";
+
         public void Error(Exception exception)
         {
             SentrySdk.CaptureException(exception);
@@ -30,9 +33,29 @@ public static void Initialize()
                 {
                     options.Dsn = "https://d129345ba8e1848a01435eb2596ca899@o19358.ingest.us.sentry.io/4508375896752129";
                     options.IsGlobalModeEnabled = true;
+                    options.MaxBreadcrumbs = 10;
                     options.Environment = env;
                     options.Release = "cody-vs@" + version.ToString();
-                    options.AddExceptionFilter(new SentryExceptionFilter());
+                    options.SetBeforeSend(se =>
+                    {
+                        if (se.Exception?.Source?.StartsWith(CodyAssemblyPrefix) ?? false) return se;
+                        if (se.Exception?.InnerException?.Source?.StartsWith(CodyAssemblyPrefix) ?? false) return se;
+                        if (se.SentryExceptions == null) return se;
+
+                        foreach(var ex in se.SentryExceptions)
+                        {
+                            if (ex.Module?.StartsWith(CodyAssemblyPrefix) ?? false) return se;
+                            if (ex.Stacktrace != null)
+                            {
+                                foreach (var frame in ex.Stacktrace.Frames)
+                                {
+                                    if (frame.Package?.StartsWith(CodyAssemblyPrefix) ?? false) return se;
+                                }
+                            }
+                        }
+
+                        return null;
+                    });
                 });
             }
         }

src/Cody.VisualStudio/Client/AgentClient.cs

@@ -76,7 +76,10 @@ public async Task<IAgentService> Initialize(ClientInfo clientInfo)
 
         private void OnDisconnected(object sender, JsonRpcDisconnectedEventArgs e)
         {
-            log.Error($"Agent disconnected due to {e.Description} (reason: {e.Reason})", e.Exception);
+            if(e.Exception != null)
+                log.Error($"Agent disconnected due to {e.Description} (reason: {e.Reason})", e.Exception);
+            else
+                log.Info($"Agent disconnected due to {e.Description} (reason: {e.Reason})");
         }
 
         private void CreateAgentService()