public void Writing_Message_To_Etw()
{
var resetEvent = new ManualResetEvent(false);
var fpath = Path.Combine(Path.GetTempPath(), "_etwnlogtest.etl");
using (var session = new TraceEventSession("SimpleMonitorSession", fpath))
{
Thread.Sleep(1000);
try
{
session.EnableProvider(providerId);
Thread.Sleep(1000);
}
catch
{
Thread.Sleep(1000);
session.EnableProvider(providerId);
}
Thread.Sleep(1000);
// send events to session
var logger = LogManager.GetLogger("A");
logger.Debug("test-debug");
logger.Info("test-info");
logger.Warn("test-warn");
logger.Error("test-error");
logger.Fatal("test-fatal");
try
{
Thread.Sleep(1000);
session.DisableProvider(providerId);
}
catch
{
Thread.Sleep(1000);
session.DisableProvider(providerId);
}
Thread.Sleep(1000);
logger.Fatal("don't log this one");
}
var collectedEvents = new List <NLogEtwEventData>(5);
using (var source = new ETWTraceEventSource(fpath))
{
source.UnhandledEvents += delegate(TraceEvent data)
{
if (data.Level == TraceEventLevel.Always)
{
return; // Not ours
}
collectedEvents.Add(new NLogEtwEventData(data)
{
Message = data.FormattedMessage,
});
if (collectedEvents.Count == 5)
{
resetEvent.Set();
}
};
source.Process();
}
File.Delete(fpath);
var providerName = $"Provider({providerId.ToString()})";
// assert collected events
var expectedEvents = new NLogEtwEventData[] {
new NLogEtwEventData {
ProviderName = providerName, TaskName = "EventWriteString", Level = TraceEventLevel.Verbose, Message = "DEBUG|A|test-debug"
},
new NLogEtwEventData {
ProviderName = providerName, TaskName = "EventWriteString", Level = TraceEventLevel.Informational, Message = "INFO|A|test-info"
},
new NLogEtwEventData {
ProviderName = providerName, TaskName = "EventWriteString", Level = TraceEventLevel.Warning, Message = "WARN|A|test-warn"
},
new NLogEtwEventData {
ProviderName = providerName, TaskName = "EventWriteString", Level = TraceEventLevel.Error, Message = "ERROR|A|test-error"
},
new NLogEtwEventData {
ProviderName = providerName, TaskName = "EventWriteString", Level = TraceEventLevel.Critical, Message = "FATAL|A|test-fatal"
}
};
resetEvent.WaitOne(20000);
Assert.Equal(expectedEvents.Length, collectedEvents.Count);
Assert.Equal(expectedEvents, collectedEvents);
}
public void Writing_Exception_To_Etw()
{
var resetEvent = new ManualResetEvent(false);
var collectedEvents = new List <NLogEtwEventData>(5);
var providerName = etwTarget.ProviderName.Render(LogEventInfo.CreateNullEvent());
using (var session = new TraceEventSession("SimpleMonitorSession"))
{
// Dynamic-Parser does not work with pure EventSource-objects
session.Source.Registered.All += delegate(TraceEvent data)
{
if (data.Level == TraceEventLevel.Always)
{
return; // Not ours
}
string exception = ((string)data.PayloadByName("Exception"));
exception = exception?.Substring(0, exception.IndexOf(Environment.NewLine)) ?? string.Empty;
collectedEvents.Add(new NLogEtwEventData(data)
{
EventId = 0, // Raw EventSource gives "random" EventId
LoggerName = (string)data.PayloadByName("LoggerName"),
Message = (string)data.PayloadByName("Message") + "|" + exception,
});
if (collectedEvents.Count == 1)
{
resetEvent.Set();
}
};
session.Source.UnhandledEvents += delegate(TraceEvent data)
{
if ((int)data.ID == 0xFFFE)
{
return; // The EventSource manifest events show up as unhanded, filter them out.
}
};
var task = System.Threading.Tasks.Task.Run(() => session.Source.Process());
Thread.Sleep(1000);
session.EnableProvider(providerName);
Thread.Sleep(1000);
// send events to session
var logger = LogManager.GetLogger("A");
try
{
if (!task.IsCanceled)
{
throw new InvalidProgramException("Best exception in the world");
}
}
catch (Exception ex)
{
logger.Fatal(ex, "test-fatal");
}
resetEvent.WaitOne(20000);
}
// assert collected events
var expectedEvents = new NLogEtwEventData[] {
new NLogEtwEventData {
EventId = 0, ProviderName = providerName, TaskName = "Fatal", Level = TraceEventLevel.Critical, LoggerName = "A", Message = "FATAL|A|test-fatal|System.InvalidProgramException: Best exception in the world"
}
};
Assert.Equal(collectedEvents, expectedEvents);
}
public void Writing_Message_To_Etw()
{
var resetEvent = new ManualResetEvent(false);
var collectedEvents = new List <NLogEtwEventData>(5);
var providerName = etwTarget.ProviderName.Render(LogEventInfo.CreateNullEvent());
using (var session = new TraceEventSession("SimpleMonitorSession"))
{
// Dynamic-Parser does not work with pure EventSource-objects
session.Source.Registered.All += delegate(TraceEvent data)
{
if (data.Level == TraceEventLevel.Always)
{
return; // Not ours
}
collectedEvents.Add(new NLogEtwEventData(data)
{
EventId = 0, // Raw EventSource gives "random" EventId
LoggerName = (string)data.PayloadByName("LoggerName"),
Message = (string)data.PayloadByName("Message"),
});
if (collectedEvents.Count == 5)
{
resetEvent.Set();
}
};
session.Source.UnhandledEvents += delegate(TraceEvent data)
{
if ((int)data.ID == 0xFFFE)
{
return; // The EventSource manifest events show up as unhanded, filter them out.
}
};
var task = System.Threading.Tasks.Task.Run(() => session.Source.Process());
Thread.Sleep(1000);
session.EnableProvider(providerName);
Thread.Sleep(1000);
// send events to session
var logger = LogManager.GetLogger("A");
logger.Debug("test-debug");
logger.Info("test-info");
logger.Warn("test-warn");
logger.Error("test-error");
logger.Fatal("test-fatal");
try
{
var eventSourceGuid = TraceEventProviders.GetEventSourceGuidFromName(providerName);
session.DisableProvider(eventSourceGuid);
}
catch
{
Thread.Sleep(1000);
var eventSourceGuid = TraceEventProviders.GetEventSourceGuidFromName(providerName);
session.DisableProvider(eventSourceGuid);
}
Thread.Sleep(1000);
logger.Fatal("don't log this one");
resetEvent.WaitOne(20000);
}
// assert collected events
var expectedEvents = new NLogEtwEventData[] {
new NLogEtwEventData {
EventId = 0, ProviderName = providerName, TaskName = "Debug", Level = TraceEventLevel.Verbose, LoggerName = "A", Message = "DEBUG|A|test-debug"
},
new NLogEtwEventData {
EventId = 0, ProviderName = providerName, TaskName = "Info", Level = TraceEventLevel.Informational, LoggerName = "A", Message = "INFO|A|test-info"
},
new NLogEtwEventData {
EventId = 0, ProviderName = providerName, TaskName = "Warn", Level = TraceEventLevel.Warning, LoggerName = "A", Message = "WARN|A|test-warn"
},
new NLogEtwEventData {
EventId = 0, ProviderName = providerName, TaskName = "Error", Level = TraceEventLevel.Error, LoggerName = "A", Message = "ERROR|A|test-error"
},
new NLogEtwEventData {
EventId = 0, ProviderName = providerName, TaskName = "Fatal", Level = TraceEventLevel.Critical, LoggerName = "A", Message = "FATAL|A|test-fatal"
}
};
Assert.Equal(collectedEvents, expectedEvents);
}
public void Writing_Message_To_Etw()
{
var providerName = "LowLevelDesign-NLogEtwSource";
var resetEvent = new ManualResetEvent(false);
var fpath = Path.Combine(Path.GetTempPath(), "_etwnlogtest.etl");
using (var session = new TraceEventSession("SimpleMonitorSession", fpath))
{
Thread.Sleep(1000);
var eventSourceGuid = TraceEventProviders.GetEventSourceGuidFromName(providerName);
try
{
session.EnableProvider(eventSourceGuid);
Thread.Sleep(1000);
}
catch
{
Thread.Sleep(1000);
eventSourceGuid = TraceEventProviders.GetEventSourceGuidFromName(providerName);
session.EnableProvider(eventSourceGuid);
}
// send events to session
var logger = LogManager.GetLogger("A");
logger.Debug("test-debug");
logger.Info("test-info");
logger.Warn("test-warn");
logger.Error("test-error");
logger.Fatal("test-fatal");
try
{
Thread.Sleep(1000);
session.DisableProvider(eventSourceGuid);
}
catch
{
Thread.Sleep(1000);
session.DisableProvider(eventSourceGuid);
}
Thread.Sleep(1000);
logger.Fatal("don't log this one");
}
var collectedEvents = new List <NLogEtwEventData>(5);
using (var source = new ETWTraceEventSource(fpath))
{
var parser = new DynamicTraceEventParser(source);
parser.All += delegate(TraceEvent data)
{
if (data.Level == TraceEventLevel.Always)
{
return; // Not ours
}
collectedEvents.Add(new NLogEtwEventData(data)
{
LoggerName = (string)data.PayloadByName("LoggerName"),
Message = (string)data.PayloadByName("Message")
});
if (collectedEvents.Count == 5)
{
resetEvent.Set();
}
};
source.Process();
}
File.Delete(fpath);
// assert collected events
var expectedEvents = new NLogEtwEventData[] {
new NLogEtwEventData {
EventId = 1, ProviderName = providerName, TaskName = "Verbose", LoggerName = "A", Level = TraceEventLevel.Verbose, Message = "DEBUG|A|test-debug"
},
new NLogEtwEventData {
EventId = 2, ProviderName = providerName, TaskName = "Info", LoggerName = "A", Level = TraceEventLevel.Informational, Message = "INFO|A|test-info"
},
new NLogEtwEventData {
EventId = 3, ProviderName = providerName, TaskName = "Warn", LoggerName = "A", Level = TraceEventLevel.Warning, Message = "WARN|A|test-warn"
},
new NLogEtwEventData {
EventId = 4, ProviderName = providerName, TaskName = "Error", LoggerName = "A", Level = TraceEventLevel.Error, Message = "ERROR|A|test-error"
},
new NLogEtwEventData {
EventId = 5, ProviderName = providerName, TaskName = "Critical", LoggerName = "A", Level = TraceEventLevel.Critical, Message = "FATAL|A|test-fatal"
}
};
resetEvent.WaitOne(20000);
Assert.Equal(collectedEvents, expectedEvents);
}