/// <summary>
/// Observe In-Process EventSource events. It's no across ETW.
/// </summary>
public static IObservable <EventWrittenEventArgs> FromEventSource(string eventSourceName, EventLevel level = EventLevel.Verbose, EventKeywords matchAnyKeyword = EventKeywords.None, IDictionary <string, string> arguments = null)
{
if (eventSourceName == null)
{
throw new ArgumentNullException("eventSourceName");
}
foreach (var item in EventSource.GetSources())
{
if (item.Name.Equals(eventSourceName, StringComparison.Ordinal))
{
return(FromEventSource(item, level));
}
}
var listener = new SystemEventSourceListener();
listener.RegisterDelay(new SystemArgs
{
EventSourceName = eventSourceName,
Level = level,
MatchAnyKeyword = matchAnyKeyword,
Arguments = arguments
});
return(listener);
}
/// <summary>
/// Observe In-Process EventSource events. It's no across ETW.
/// </summary>
public static IObservable <EventWrittenEventArgs> FromEventSource(EventSource eventSource, EventLevel level = EventLevel.Verbose, EventKeywords matchAnyKeyword = EventKeywords.None, IDictionary <string, string> arguments = null)
{
if (eventSource == null)
{
throw new ArgumentNullException("eventSource");
}
var listener = new SystemEventSourceListener();
listener.EnableEvents(eventSource, level, matchAnyKeyword, arguments);
return(listener.Finally(() => listener.DisableEvents(eventSource)));
}