public bool CheckAndTrackDynamicThrottleMDBTimeout(Guid databaseGuid, IMailboxDatabaseConnectionInfo mdbConnectionInfo, IMailboxDatabaseConnectionManager mdbConnectionManager, long smtpSessionId, IPAddress sessionRemoteEndPointAddress, TimeSpan connectionWaitTime, List <KeyValuePair <string, double> > mdbHealthMonitorValues)
{
ArgumentValidator.ThrowIfNull("databaseGuid", databaseGuid);
ArgumentValidator.ThrowIfNull("mdbConnectionManager", mdbConnectionManager);
ArgumentValidator.ThrowIfNull("sessionRemoteEndPointAddress", sessionRemoteEndPointAddress);
if (!mdbConnectionManager.TryAcquire(smtpSessionId, sessionRemoteEndPointAddress, connectionWaitTime, out mdbConnectionInfo))
{
DeliveryThrottling.Diag.TraceDebug <Guid, long, IPAddress>(0, (long)this.GetHashCode(), "Dynamic Throttling: Connection was unable to be acquired. Dynamic Throttling Limit Exceeded. MDB {0} SessionId {1} IP {2}", databaseGuid, smtpSessionId, sessionRemoteEndPointAddress);
this.DeliveryThrottlingLogWorker.TrackMDBThrottle(true, databaseGuid.ToString(), (double)DeliveryConfiguration.Instance.Throttling.MaxMailboxDeliveryPerMdbConnections, mdbHealthMonitorValues, ThrottlingResource.Threads_PendingConnectionTimedOut);
return(false);
}
DeliveryThrottling.Diag.TraceDebug <Guid, long, IPAddress>(0, (long)this.GetHashCode(), "Dynamic Throttling: Connection was acquired. MDB {0} SessionId {1} IP {2}", databaseGuid, smtpSessionId, sessionRemoteEndPointAddress);
this.DeliveryThrottlingLogWorker.TrackMDBThrottle(false, databaseGuid.ToString(), (double)DeliveryConfiguration.Instance.Throttling.MaxMailboxDeliveryPerMdbConnections, mdbHealthMonitorValues, ThrottlingResource.Threads_PendingConnectionTimedOut);
return(true);
}
public bool CheckAndTrackDynamicThrottleMDBPendingConnections(Guid databaseGuid, IMailboxDatabaseConnectionManager mdbConnectionManager, long smtpSessionId, IPAddress sessionRemoteEndPointAddress, out List <KeyValuePair <string, double> > mdbHealthMonitorValues)
{
mdbHealthMonitorValues = null;
ArgumentValidator.ThrowIfNull("databaseGuid", databaseGuid);
ArgumentValidator.ThrowIfNull("mdbConnectionManager", mdbConnectionManager);
ArgumentValidator.ThrowIfNull("sessionRemoteEndPointAddress", sessionRemoteEndPointAddress);
bool result;
try
{
int num = -1;
int num2 = -1;
if (mdbConnectionManager.GetMdbHealthAndAddConnection(smtpSessionId, sessionRemoteEndPointAddress, out num, out mdbHealthMonitorValues, out num2))
{
DeliveryThrottling.Diag.TraceDebug <Guid, long, IPAddress>(0, (long)this.GetHashCode(), "Dynamic Throttling: Connection added. MDB {0} SeesionId {1} IP {2}", databaseGuid, smtpSessionId, sessionRemoteEndPointAddress);
this.DeliveryThrottlingLogWorker.TrackMDBThrottle(false, databaseGuid.ToString(), (double)DeliveryConfiguration.Instance.Throttling.MaxMailboxDeliveryPerMdbConnections, mdbHealthMonitorValues, ThrottlingResource.Threads_MaxPerHub);
mdbConnectionManager.UpdateLastActivityTime(smtpSessionId);
result = true;
}
else
{
DeliveryThrottling.Diag.TraceDebug <long>(0, (long)this.GetHashCode(), "Dynamic Throttling: Connection from the remote IP address is already in the pending queue. SessionId {0}", smtpSessionId);
this.DeliveryThrottlingLogWorker.TrackMDBThrottle(true, databaseGuid.ToString(), (double)DeliveryConfiguration.Instance.Throttling.MaxMailboxDeliveryPerMdbConnections, mdbHealthMonitorValues, ThrottlingResource.Threads_MaxPerHub);
result = false;
}
}
catch (InvalidOperationException ex)
{
DeliveryThrottling.Diag.TraceDebug <long, string>(0, (long)this.GetHashCode(), "Dynamic Throttling: Error attempting to add connection. SessionId {0} Error: {1}", smtpSessionId, ex.ToString());
result = false;
}
return(result);
}
