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Log FileVersions for In-Use .NET Runtimes During Collection (#1798)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,156 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Diagnostics; | ||
| using System.IO; | ||
| using System.Threading; | ||
| using System.Threading.Tasks; | ||
| using Microsoft.Diagnostics.Tracing; | ||
| using Microsoft.Diagnostics.Tracing.Parsers; | ||
| using Microsoft.Diagnostics.Tracing.Parsers.Clr; | ||
| using Microsoft.Diagnostics.Tracing.Session; | ||
|
|
||
| namespace PerfView | ||
| { | ||
| /// <summary> | ||
| /// Monitors for Runtime/Start events from the Microsoft-Windows-DotNETRuntime and Microsoft-Windows-DotNETRuntimeRundown providers | ||
| /// and logs the version information for the associated runtime DLLs. | ||
| /// </summary> | ||
| internal static class DotNetVersionLogger | ||
| { | ||
| private static VersionLogger _loggerInstance; | ||
|
|
||
| private sealed class VersionLogger : IDisposable | ||
| { | ||
| private const string SessionName = "PerfView-DotNetVersionLogger-Session"; | ||
| private readonly static TextWriter Log = App.CommandProcessor.LogFile; | ||
| private TraceEventSession _session; | ||
| private AutoResetEvent _sessionStopEvent = new AutoResetEvent(false); | ||
| private HashSet<string> _loggedPaths = new HashSet<string>(); | ||
|
|
||
| public void Dispose() | ||
| { | ||
| if (_session != null) | ||
| { | ||
| _session.Dispose(); | ||
| _session = null; | ||
| } | ||
| } | ||
|
|
||
| public void Start() | ||
| { | ||
| try | ||
| { | ||
| _session = new TraceEventSession(SessionName); | ||
| _session.EnableProvider( | ||
| ClrTraceEventParser.ProviderGuid, | ||
| TraceEventLevel.Always, | ||
| (ulong)TraceEventKeyword.None, | ||
| new TraceEventProviderOptions() { EventIDsToEnable = new List<int> { 187 } }); | ||
|
|
||
| _session.Source.Clr.RuntimeStart += OnRuntimeInformationStartEvent; | ||
| ClrRundownTraceEventParser rundownParser = new ClrRundownTraceEventParser(_session.Source); | ||
| rundownParser.RuntimeStart += OnRuntimeInformationStartEvent; | ||
|
|
||
| Task.Factory.StartNew(() => | ||
| { | ||
| _session.Source.Process(); | ||
| _sessionStopEvent.Set(); | ||
| }); | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Log.WriteLine($"Failed to start dotnet version tracking: {ex}"); | ||
| } | ||
| } | ||
|
|
||
| public void StartRundown() | ||
| { | ||
| try | ||
| { | ||
| _session.EnableProvider( | ||
| ClrRundownTraceEventParser.ProviderGuid, | ||
| TraceEventLevel.Always, | ||
| (ulong)TraceEventKeyword.None, | ||
| new TraceEventProviderOptions() { EventIDsToEnable = new List<int> { 187 } }); | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Log.WriteLine($"Failed to enable rundown provider: {ex}"); | ||
| } | ||
| } | ||
|
|
||
| public void Stop() | ||
| { | ||
| if (_session != null) | ||
| { | ||
| _session.Dispose(); | ||
| _session = null; | ||
|
|
||
| // Wait for the session to stop. | ||
| _sessionStopEvent.WaitOne(); | ||
|
|
||
| try | ||
| { | ||
| foreach (string dllPath in _loggedPaths) | ||
| { | ||
| if (File.Exists(dllPath)) | ||
| { | ||
| FileVersionInfo info = FileVersionInfo.GetVersionInfo(dllPath); | ||
| PerfViewLogger.Log.RuntimeVersion(dllPath, info.FileVersion); | ||
| } | ||
| } | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Log.WriteLine($"Failed to enumerate .NET runtime version information: {ex}"); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private void OnRuntimeInformationStartEvent(RuntimeInformationTraceData data) | ||
| { | ||
| _loggedPaths.Add(data.RuntimeDllPath); | ||
| } | ||
| } | ||
|
|
||
| public static bool Running | ||
| { | ||
| get { return _loggerInstance != null; } | ||
| } | ||
|
|
||
| public static void Start() | ||
| { | ||
| if (App.CommandLineArgs.DisableDotNetVersionLogging) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| Stop(); | ||
|
|
||
| _loggerInstance = new VersionLogger(); | ||
| _loggerInstance.Start(); | ||
| } | ||
|
|
||
| public static void StartRundown() | ||
| { | ||
| if (_loggerInstance != null) | ||
| { | ||
| _loggerInstance.StartRundown(); | ||
| } | ||
| } | ||
|
|
||
| public static void Stop() | ||
| { | ||
| if (App.CommandLineArgs.DisableDotNetVersionLogging) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| if (_loggerInstance != null) | ||
| { | ||
| _loggerInstance.Stop(); | ||
| _loggerInstance.Dispose(); | ||
| } | ||
| } | ||
| } | ||
| } |
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