private void EnableProvider(EtwListeningRequest request)
{
string errorMessage;
if (!request.Validate(out errorMessage))
{
EventSourceListenerEventSource.Log.FailedToEnableProviders(
nameof(EtwTelemetryModule),
string.IsNullOrEmpty(request.ProviderName) ? request.ProviderGuid.ToString() : request.ProviderName,
errorMessage);
}
try
{
if (request.ProviderGuid != Guid.Empty)
{
this.EnableProvider(request.ProviderGuid, request.Level, request.Keywords);
}
else
{
this.EnableProvider(request.ProviderName, request.Level, request.Keywords);
}
}
catch (UnauthorizedAccessException ex)
{
EventSourceListenerEventSource.Log.AccessDenied(nameof(EtwTelemetryModule), ex.Message);
}
catch (Exception ex)
{
EventSourceListenerEventSource.Log.FailedToEnableProviders(
nameof(EtwTelemetryModule),
string.IsNullOrEmpty(request.ProviderName) ? request.ProviderGuid.ToString() : request.ProviderName,
ex.Message);
}
}
private void EnableProviders()
{
// Enable TPL provider to get hierarchical activity IDs
var tplProviderRequest = new EtwListeningRequest()
{
ProviderGuid = TplActivities.TplEventSourceGuid,
Level = TraceEventLevel.Always,
Keywords = TplActivities.TaskFlowActivityIdsKeyword
};
this.EnableProvider(tplProviderRequest);
foreach (EtwListeningRequest request in this.Sources)
{
this.EnableProvider(request);
}
}