private int DeliverMailItem(MbxTransportMailItem mailItem, ulong sessionId)
{
int result = 0;
TraceHelper.MessageProbeActivityId = mailItem.SystemProbeId;
TraceHelper.StoreDriverDeliveryTracer.TracePass <string>(TraceHelper.MessageProbeActivityId, 0L, "Delivery: Processing started for MessageId {0}.", mailItem.InternetMessageId ?? "NULL");
TimeSpan?retryInterval;
using (MailItemDeliver mailItemDeliver = new MailItemDeliver(mailItem, sessionId))
{
try
{
StoreDriverDeliveryDiagnostics.HangDetector[sessionId] = mailItemDeliver;
mailItemDeliver.DeliverToRecipients();
}
finally
{
StoreDriverDeliveryDiagnostics.HangDetector.Remove(sessionId);
}
result = mailItemDeliver.DeliveredRecipients;
retryInterval = mailItemDeliver.RetryInterval;
}
AckDetails ackDetails = new AckDetails(StoreDriverDelivery.localHostName);
ackDetails.AddEventData("MailboxDatabaseName", mailItem.DatabaseName);
mailItem.AckMailItem(AckStatus.Success, SmtpResponse.NoopOk, ackDetails, retryInterval, StoreDriverDelivery.GenerateSessionSourceContext(sessionId, mailItem.SessionStartTime));
TraceHelper.StoreDriverDeliveryTracer.TracePass <string>(TraceHelper.MessageProbeActivityId, 0L, "Delivery: Processing complete for MessageID {0}.", mailItem.InternetMessageId ?? "NULL");
return(result);
}
private static void AckMailItemOnRetryException(AckStatus status, MbxTransportMailItem mailItem, RetryException exception, string sourceContext, ulong sessionId, ulong bytesDelivered, ulong recipientCount)
{
StoreDriverDeliveryDiagnostics.Diag.TraceDebug <RetryException, AckStatus>(0L, "StoreDriverDelivery encountered an exception {0}. Message Action: {1}.", exception, status);
if (exception.MessageStatus.Action == MessageAction.RetryQueue)
{
mailItem.MessageLevelAction = MessageAction.RetryQueue;
}
mailItem.AckMailItem(status, exception.MessageStatus.Response, new AckDetails(StoreDriverDelivery.localHostName), exception.MessageStatus.RetryInterval, sourceContext);
StoreDriverDelivery.LogRetryExceptionInConnectionLog(exception, mailItem, sourceContext, sessionId, bytesDelivered, recipientCount);
}
private bool ResolveMdbParameters(MbxTransportMailItem mbxItem, ulong sessionId)
{
bool flag = false;
ProxyAddress proxyAddress = ProxyAddress.Parse("SMTP:" + mbxItem.Recipients[0].ToString());
Result <TransportMiniRecipient> result;
if (mbxItem.ADRecipientCache.TryGetValue(proxyAddress, out result) && result.Data != null)
{
if (result.Data.Database != null)
{
mbxItem.DatabaseGuid = result.Data.Database.ObjectGuid;
mbxItem.DatabaseName = result.Data.Database.Name;
flag = true;
}
else if (result.Data.RecipientTypeDetails == RecipientTypeDetails.PublicFolder)
{
ADObjectId adobjectId = null;
if (mbxItem.Recipients[0].ExtendedProperties.TryGetValue <ADObjectId>("Microsoft.Exchange.Transport.DirectoryData.Database", out adobjectId) && adobjectId != null)
{
mbxItem.DatabaseGuid = adobjectId.ObjectGuid;
mbxItem.DatabaseName = adobjectId.Name;
flag = true;
}
}
}
if (flag)
{
Guid databaseGuid = mbxItem.DatabaseGuid;
if (mbxItem.DatabaseGuid == Guid.Empty)
{
flag = false;
StoreDriverDeliveryDiagnostics.Diag.TraceWarning <long>(0L, "MDB parameters were found but were null or empty for item {0}.", mbxItem.RecordId);
}
}
if (!flag)
{
mbxItem.AckMailItem(AckStatus.Fail, AckReason.MissingMdbProperties, null, null, StoreDriverDelivery.GenerateSessionSourceContext(sessionId, mbxItem.SessionStartTime));
StoreDriverDeliveryDiagnostics.Diag.TraceWarning <long>(0L, "Failed to get MDB parameters for item {0}.", mbxItem.RecordId);
}
return(flag);
}
public MbxMailItemWrapper(MbxTransportMailItem mbxMailItem)
{
this.mailItem = mbxMailItem;
this.recipients = new ReadOnlyMailRecipientCollectionWrapper(this.mailItem.GetRecipients(), mbxMailItem);
}
public void Submit(MessageTrackingSource messageTrackingSource, MemorySubmissionItem.OnConvertedToTransportMailItemDelegate transportMailItemHandler, MbxTransportMailItem relatedMailItem)
{
TransportMailItem transportMailItem;
if (relatedMailItem == null)
{
transportMailItem = TransportMailItem.NewMailItem(this.organizationId, LatencyComponent.StoreDriverSubmit, MailDirectionality.Originating, default(Guid));
}
else
{
transportMailItem = TransportMailItem.NewSideEffectMailItem(relatedMailItem, this.organizationId, LatencyComponent.StoreDriverSubmit, MailDirectionality.Originating, relatedMailItem.ExternalOrganizationId);
}
base.CopyContentTo(transportMailItem);
base.DecorateMessage(transportMailItem);
base.ApplySecurityAttributesTo(transportMailItem);
if (relatedMailItem != null)
{
transportMailItem.PrioritizationReason = relatedMailItem.PrioritizationReason;
transportMailItem.Priority = relatedMailItem.Priority;
}
SubmissionItemUtils.CopySenderTo(this, transportMailItem);
List <string> invalidRecipients = null;
List <string> list = null;
SubmissionItemUtils.CopyRecipientsTo(this, transportMailItem, null, ref invalidRecipients, ref list);
ClassificationUtils.PromoteStoreClassifications(transportMailItem.RootPart.Headers);
SubmissionItemUtils.PatchQuarantineSender(transportMailItem, base.QuarantineOriginalSender);
bool flag = transportMailItem.Recipients.Count > 0;
if (relatedMailItem != null)
{
MimeInternalHelpers.CopyHeaderBetweenList(relatedMailItem.RootPart.Headers, transportMailItem.RootPart.Headers, "X-MS-Exchange-Moderation-Loop");
}
bool flag2 = transportMailItemHandler(transportMailItem, flag);
if (flag && flag2)
{
MsgTrackReceiveInfo msgTrackInfo = new MsgTrackReceiveInfo(StoreDriverDelivery.LocalIPAddress, (relatedMailItem != null) ? new long?(relatedMailItem.RecordId) : null, transportMailItem.MessageTrackingSecurityInfo, invalidRecipients);
MessageTrackingLog.TrackReceive(messageTrackingSource, transportMailItem, msgTrackInfo);
Utils.SubmitMailItem(transportMailItem, false);
}
}
private static void LogRetryExceptionInConnectionLog(RetryException exception, MbxTransportMailItem mbxItem, string sourceContext, ulong sessionId, ulong bytesDelivered, ulong recipientCount)
{
StringBuilder stringBuilder = new StringBuilder(400);
stringBuilder.Append("Lost connection - scheduling retry. ");
if (exception.MessageStatus.Exception != null)
{
string exceptionTypeString = StorageExceptionHandler.GetExceptionTypeString(exception.MessageStatus.Exception);
string exceptionDiagnosticInfo = StorageExceptionHandler.GetExceptionDiagnosticInfo(exception.MessageStatus.Exception);
if (string.IsNullOrEmpty(exceptionDiagnosticInfo))
{
stringBuilder.AppendFormat(CultureInfo.InvariantCulture, "SmtpResponse: {0}: {1}: {2}.", new object[]
{
exception.MessageStatus.Response,
exception.StoreDriverContext,
exceptionTypeString
});
}
else
{
stringBuilder.AppendFormat(CultureInfo.InvariantCulture, "SmtpResponse: {0}: {1}: {2}: {3}", new object[]
{
exception.MessageStatus.Response,
exception.StoreDriverContext,
exceptionTypeString,
exceptionDiagnosticInfo
});
}
}
ConnectionLog.MapiDeliveryConnectionLost(sessionId, mbxItem.DatabaseName, stringBuilder.ToString(), 1UL, bytesDelivered, recipientCount);
}
public SmtpResponse DoLocalDelivery(TransportMailItem item)
{
ulong num = 0UL;
ulong num2 = 0UL;
ulong num3 = 0UL;
MbxTransportMailItem mbxTransportMailItem = null;
string sourceContext = string.Empty;
if (StoreDriverDelivery.SilentlyDropProbeMessages(item))
{
return(SmtpResponse.ProbeMessageDropped);
}
try
{
item.CacheTransportSettings();
ExTraceGlobals.FaultInjectionTracer.TraceTest(2735091005U);
num3 = SessionId.GetNextSessionId();
mbxTransportMailItem = new MbxTransportMailItem(item);
mbxTransportMailItem.SessionStartTime = DateTime.UtcNow;
sourceContext = StoreDriverDelivery.GenerateSessionSourceContext(num3, mbxTransportMailItem.SessionStartTime);
StoreDriverDelivery.SetupLatencyTracker(mbxTransportMailItem);
StoreDriverDelivery.ResolveItemRecipients(item);
if (!this.ResolveMdbParameters(mbxTransportMailItem, num3))
{
return(mbxTransportMailItem.Response);
}
StoreDriverDelivery.ScopeADRecipientCache(item);
ConnectionLog.MapiDeliveryConnectionStart(num3, mbxTransportMailItem.DatabaseName, string.Format("Delivery;MailboxServer={0};Database={1}", StoreDriverDelivery.MailboxServerFqdn, mbxTransportMailItem.DatabaseName));
if (this.retired)
{
ConnectionLog.MapiDeliveryConnectionRetired(num3, mbxTransportMailItem.DatabaseName);
return(SmtpResponseGenerator.StoreDriverRetireResponse);
}
MSExchangeStoreDriver.MessageDeliveryAttempts.Increment();
MSExchangeStoreDriver.CurrentDeliveryThreads.Increment();
StoreDriverDeliveryDiagnostics.IncrementDeliveringThreads();
StoreDriverDeliveryDiagnostics.Diag.TracePfd <int, string>(0L, "PFD ESD {0} Start local delivery to {1}", 21403, mbxTransportMailItem.DatabaseName);
ConnectionLog.MapiDeliveryConnectionStartingDelivery(num3, mbxTransportMailItem.DatabaseName);
int num4 = this.DeliverMailItem(mbxTransportMailItem, num3);
if (0 < num4)
{
num += (ulong)mbxTransportMailItem.MimeSize;
num2 += (ulong)((long)num4);
}
ConnectionLog.MapiDeliveryConnectionStop(num3, mbxTransportMailItem.DatabaseName, 1UL, num, num2);
}
catch (ADTransientException exception)
{
if (mbxTransportMailItem == null)
{
mbxTransportMailItem = new MbxTransportMailItem(item);
}
RetryException exception2 = new RetryException(new MessageStatus(MessageAction.Retry, AckReason.RecipientMailboxLocationInfoNotAvailable, exception));
StoreDriverDelivery.AckMailItemOnRetryException(AckStatus.Retry, mbxTransportMailItem, exception2, sourceContext, num3, num, num2);
ExTraceGlobals.FaultInjectionTracer.TraceTest(48992U);
}
catch (RetryException exception3)
{
StoreDriverDelivery.AckMailItemOnRetryException(AckStatus.Retry, mbxTransportMailItem, exception3, sourceContext, num3, num, num2);
}
finally
{
StoreDriverDeliveryDiagnostics.DecrementDeliveringThreads();
MSExchangeStoreDriver.CurrentDeliveryThreads.Decrement();
StoreDriverDeliveryDiagnostics.Diag.TracePfd <int, string>(0L, "PFD ESD {0} Stop local delivery to {1}", 17563, mbxTransportMailItem.DatabaseName);
StoreDriverDeliveryDiagnostics.TroubleshootingContext.TraceOperationCompletedAndUpdateContext();
}
return(mbxTransportMailItem.Response);
}
private static void SetupLatencyTracker(MbxTransportMailItem mbxItem)
{
mbxItem.TrackSuccessfulConnectLatency(LatencyComponent.SmtpReceive);
}