/// <summary>
/// Create a manifest file for each EventSource in 'managedDll'. and registers (or unregisters)
/// those manifests with the system.
/// </summary>
private static List <Tuple <string, string> > RegisterManagedDll(string managedDllPath, bool unregister, string manifestPrefix = null)
{
if (manifestPrefix == null)
{
manifestPrefix = Path.ChangeExtension(managedDllPath, null);
}
bool bErrors = false;
List <Tuple <string, string> > ret = new List <Tuple <string, string> >();
foreach (var eventSource in GetEventSources(managedDllPath))
{
try
{
string providerName = EventSourceReflectionProxy.GetName(eventSource);
string manifestXmlPath = manifestPrefix + "." + providerName + ".etwManifest.man";
string manifestDllPath = manifestPrefix + "." + providerName + ".etwManifest.dll";
CreateManifest(eventSource, manifestDllPath, manifestXmlPath);
if (!File.Exists(manifestXmlPath))
{
continue;
}
CompileManifest(manifestXmlPath, manifestDllPath);
RegisterManifestDll(manifestXmlPath, manifestDllPath, unregister);
ret.Add(Tuple.Create(manifestXmlPath, manifestDllPath));
}
catch (MultiErrorException e)
{
bErrors = true;
Console.Error.WriteLine("Error: " + eventSource.FullName + ": " + e.Message);
foreach (var error in e.Errors)
{
Console.Error.WriteLine("Error: " + eventSource.FullName + ": " + error);
}
}
catch (ApplicationException e)
{
bErrors = true;
Console.Error.WriteLine("Error: " + eventSource.FullName + ": " + e.Message);
}
}
if (bErrors)
{
throw new ApplicationException("Failures encountered during " + (unregister ? "unregistration" : "registration") + " of EventSources in " + managedDllPath);
}
return(ret);
}
/// <summary>
/// Given an eventSourceType, and the name of the DLL that the manifest where the manifest
/// is intended to be placed, create the manifest XML and put it in the file manifestXmlPath
/// </summary>
private static void CreateManifest(Type eventSourceType, string manifestDllPath, string manifestXmlPath, bool bForce = true)
{
try
{
string providerXML = (string)EventSourceReflectionProxy.GenerateManifest(eventSourceType, Path.GetFullPath(manifestDllPath), bForce);
if (!string.IsNullOrEmpty(providerXML))
{
using (TextWriter writer = File.CreateText(manifestXmlPath))
{
writer.Write(providerXML);
}
}
}
catch (TargetInvocationException e)
{
string msg = e.InnerException != null ? e.InnerException.Message : e.Message;
throw new MultiErrorException("Generation of ETW manifest failed", msg);
}
}
