void PruneNeighborCallback(IPeerNeighbor peer)
{
lock (ThisLock)
{
if (this.Neighbors.Count <= 1)
{
return;
}
if (DiagnosticUtility.ShouldTraceWarning)
{
string message = SR.GetString(SR.PeerThrottlePruning, this.config.MeshId);
PeerThrottleTraceRecord record = new PeerThrottleTraceRecord(this.config.MeshId, message);
TraceUtility.TraceEvent(TraceEventType.Warning, TraceCode.PeerFlooderReceiveMessageQuotaExceeded,
SR.GetString(SR.TraceCodePeerFlooderReceiveMessageQuotaExceeded), record, this, null);
}
}
try
{
peer.Abort(PeerCloseReason.NodeTooSlow, PeerCloseInitiator.LocalNode);
}
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
if (null != CloseNeighborIfKnownException(neighborManager, e, peer))
{
throw;
}
DiagnosticUtility.TraceHandledException(e, TraceEventType.Information);
}
}
private void PruneNeighborCallback(IPeerNeighbor peer)
{
lock (this.ThisLock)
{
if (this.Neighbors.Count <= 1)
{
return;
}
if (System.ServiceModel.DiagnosticUtility.ShouldTraceWarning)
{
string message = System.ServiceModel.SR.GetString("PeerThrottlePruning", new object[] { this.config.MeshId });
PeerThrottleTraceRecord extendedData = new PeerThrottleTraceRecord(this.config.MeshId, message);
TraceUtility.TraceEvent(TraceEventType.Warning, 0x4004f, System.ServiceModel.SR.GetString("TraceCodePeerFlooderReceiveMessageQuotaExceeded"), extendedData, this, null);
}
}
try
{
peer.Abort(PeerCloseReason.NodeTooSlow, PeerCloseInitiator.LocalNode);
}
catch (Exception exception)
{
if (Fx.IsFatal(exception))
{
throw;
}
if (PeerFlooderBase <TFloodContract, TLinkContract> .CloseNeighborIfKnownException(this.neighborManager, exception, peer) != null)
{
throw;
}
System.ServiceModel.DiagnosticUtility.ExceptionUtility.TraceHandledException(exception, TraceEventType.Information);
}
}
void IFlooderForThrottle.OnThrottleReached()
{
if (DiagnosticUtility.ShouldTraceInformation)
{
string message = SR.GetString(SR.PeerThrottleWaiting, this.config.MeshId);
PeerThrottleTraceRecord record = new PeerThrottleTraceRecord(this.config.MeshId, message);
TraceUtility.TraceEvent(TraceEventType.Information, TraceCode.PeerFlooderReceiveMessageQuotaExceeded,
SR.GetString(SR.TraceCodePeerFlooderReceiveMessageQuotaExceeded), record, this, null);
}
IPeerNeighbor peer = this.neighborManager.SlowestNeighbor();
if (peer == null)
{
return;
}
UtilityExtension extension = peer.Utility;
if (peer.IsConnected && extension != null)
{
if (extension.PendingMessages > PeerTransportConstants.MessageThreshold)
{
extension.BeginCheckPoint(new UtilityExtension.PruneNeighborCallback(PruneNeighborCallback));
}
else
{
Fx.Assert(false, "Neighbor is marked slow with messages " + extension.PendingMessages);
}
FireReachedEvent();
}
}
void IFlooderForThrottle.OnThrottleReached()
{
if (System.ServiceModel.DiagnosticUtility.ShouldTraceInformation)
{
string message = System.ServiceModel.SR.GetString("PeerThrottleWaiting", new object[] { this.config.MeshId });
PeerThrottleTraceRecord extendedData = new PeerThrottleTraceRecord(this.config.MeshId, message);
TraceUtility.TraceEvent(TraceEventType.Information, 0x4004f, System.ServiceModel.SR.GetString("TraceCodePeerFlooderReceiveMessageQuotaExceeded"), extendedData, this, null);
}
IPeerNeighbor neighbor = this.neighborManager.SlowestNeighbor();
if (neighbor != null)
{
UtilityExtension utility = neighbor.Utility;
if (neighbor.IsConnected && (utility != null))
{
if (utility.PendingMessages > 0x20)
{
utility.BeginCheckPoint(new System.ServiceModel.Channels.UtilityExtension.PruneNeighborCallback(this.PruneNeighborCallback));
}
this.FireReachedEvent();
}
}
}
