private bool disposedValue = false; // To detect redundant calls
internal EventPipeSession(IpcEndpoint endpoint, IEnumerable <EventPipeProvider> providers, bool requestRundown, int circularBufferMB)
{
_endpoint = endpoint;
_providers = providers;
_requestRundown = requestRundown;
_circularBufferMB = circularBufferMB;
var config = new EventPipeSessionConfiguration(circularBufferMB, EventPipeSerializationFormat.NetTrace, providers, requestRundown);
var message = new IpcMessage(DiagnosticsServerCommandSet.EventPipe, (byte)EventPipeCommandId.CollectTracing2, config.SerializeV2());
EventStream = IpcClient.SendMessage(endpoint, message, out var response);
switch ((DiagnosticsServerResponseId)response.Header.CommandId)
{
case DiagnosticsServerResponseId.OK:
_sessionId = BitConverter.ToInt64(response.Payload, 0);
break;
case DiagnosticsServerResponseId.Error:
var hr = BitConverter.ToInt32(response.Payload, 0);
throw new ServerErrorException($"EventPipe session start failed (HRESULT: 0x{hr:X8})");
default:
throw new ServerErrorException($"EventPipe session start failed - Server responded with unknown command");
}
}
private static IpcMessage CreateStartMessage(IEnumerable <EventPipeProvider> providers, bool requestRundown, int circularBufferMB)
{
var config = new EventPipeSessionConfiguration(circularBufferMB, EventPipeSerializationFormat.NetTrace, providers, requestRundown);
return(new IpcMessage(DiagnosticsServerCommandSet.EventPipe, (byte)EventPipeCommandId.CollectTracing2, config.SerializeV2()));
}