public static ExportException WaitForAsynchronousTask(Task task)
{
ExportException ex = null;
if (task != null)
{
AggregateException ex2 = null;
try
{
if (task.Wait(3600000))
{
ex2 = task.Exception;
if (ex2 != null)
{
Tracer.TraceError("AsynchronousTaskHandler.WaitForAsynchronousTask: Exception returned by asynchronous task: {0}", new object[]
{
ex2
});
}
}
else
{
ex = new ExportException(ExportErrorType.AsynchronousTaskTimeout);
}
}
catch (AggregateException ex3)
{
ex2 = ex3;
Tracer.TraceError("AsynchronousTaskHandler.WaitForAsynchronousTask: Exception caught from asynchronous task: {0}", new object[]
{
ex3
});
}
finally
{
if (ex2 != null)
{
ExportException ex4 = ex2.InnerException as ExportException;
ex = (ex4 ?? new ExportException(ExportErrorType.Unknown, ex2.InnerException));
}
try
{
task.Dispose();
}
catch (InvalidOperationException ex5)
{
Tracer.TraceError("AsynchronousTaskHandler.WaitForAsynchronousTask - Exception disposing task: {0}", new object[]
{
ex5
});
if (ex == null)
{
ex = new ExportException(ExportErrorType.OperationNotSupportedWithCurrentStatus, ex5);
}
}
}
}
return(ex);
}
public void WriteDataBatchItemListGen(object sender, DataBatchEventArgs<ItemListGenerator.ItemIdsDataBatch> args)
{
ScenarioData scenarioData = ScenarioData.Current;
ExportException ex = AsynchronousTaskHandler.WaitForAsynchronousTask(this.writingTask);
this.writingTask = ((ex != null || args.DataBatch == null) ? null : Task.Factory.StartNew(delegate(object dataBatch)
{
ScenarioData scenarioData;
using (new ScenarioData(scenarioData))
{
this.WriteDataBatch((ItemListGenerator.ItemIdsDataBatch)dataBatch);
}
}, args.DataBatch));
if (ex != null)
{
throw ex;
}
}
private void WriteDataBatch(object sender, DataBatchEventArgs <T> args)
{
ScenarioData scenarioData = ScenarioData.Current;
ExportException ex = AsynchronousTaskHandler.WaitForAsynchronousTask(this.writingTask);
this.writingTask = ((ex != null || args.DataBatch == null) ? null : Task.Factory.StartNew(delegate(object dataBatch)
{
ScenarioData scenarioData;
using (new ScenarioData(scenarioData))
{
this.batchDataWriter.WriteDataBatch((T)((object)dataBatch));
}
}, args.DataBatch));
if (ex != null)
{
throw ex;
}
}
public void Execute()
{
ExportException ex = null;
try
{
this.batchDataReader.StartReading();
}
finally
{
ex = AsynchronousTaskHandler.WaitForAsynchronousTask(this.writingTask);
this.writingTask = null;
}
if (ex != null)
{
throw ex;
}
}
public void WriteDataBatchDataRetriever(object sender, DataBatchEventArgs<List<ItemInformation>> args)
{
if (this.DataRetriever == null || this.DataRetriever.DataWriter == null)
{
return;
}
ScenarioData scenarioData = ScenarioData.Current;
ExportException ex = AsynchronousTaskHandler.WaitForAsynchronousTask(this.writingTask);
this.writingTask = ((ex != null || args.DataBatch == null) ? null : Task.Factory.StartNew(delegate(object dataBatch)
{
ScenarioData scenarioData;
using (new ScenarioData(scenarioData))
{
this.DataRetriever.DataWriter.WriteDataBatch((List<ItemInformation>)dataBatch);
}
}, args.DataBatch));
if (ex != null)
{
throw ex;
}
}
private void ExportSourceMailbox(IContextualBatchDataWriter <List <ItemInformation> > dataWriter, SourceInformation source, bool isUnsearchable)
{
Tracer.TraceInformation("ProgressController.ExportSourceMailbox: Source Id: {0}; isUnsearchable: {1}", new object[]
{
source.Configuration.Id,
isUnsearchable
});
this.ItemListGenerator.DoUnSearchable = isUnsearchable;
bool flag = (!isUnsearchable && source.Status.ItemCount <= 0) || (isUnsearchable && source.Status.UnsearchableItemCount <= 0);
if ((!isUnsearchable && source.Status.ItemCount > source.Status.ProcessedItemCount) || (isUnsearchable && source.Status.UnsearchableItemCount > source.Status.ProcessedUnsearchableItemCount) || !this.target.ExportContext.IsResume || flag)
{
IItemIdList itemIdList = this.target.CreateItemIdList(source.Configuration.Id, isUnsearchable);
DataContext dataContext = new DataContext(source, itemIdList);
DataRetriever dataRetriever = new DataRetriever(dataContext, this);
dataRetriever.DataWriter = dataWriter;
this.ItemListGenerator.DataRetriever = dataRetriever;
this.ItemListGenerator.DataBatchRead += this.ItemListGenerator.WriteDataBatchItemListGen;
dataRetriever.DataBatchRead += this.ItemListGenerator.WriteDataBatchDataRetriever;
ExportException ex = null;
try
{
this.ItemListGenerator.DoExportForSourceMailbox(dataRetriever.DataContext.SourceInformation);
}
finally
{
ex = AsynchronousTaskHandler.WaitForAsynchronousTask(this.ItemListGenerator.WritingTask);
this.ItemListGenerator.WritingTask = null;
this.ItemListGenerator.DataRetriever = null;
}
if (ex != null)
{
throw ex;
}
}
}
protected void InternalCallService <BaseResponseMessageType>(Func <BaseResponseMessageType> delegateServiceCall, Action <BaseResponseMessageType> responseProcessor, Func <Exception, Exception> exceptionHandler, Func <bool> authorizationHandler, Action <Uri> urlRedirectionHandler)
{
int num = 0;
DateTime t = DateTime.UtcNow.Add(ConstantProvider.TotalRetryTimeWindow);
ScenarioData.Current["BI"] = DateTime.UtcNow.Ticks.ToString();
Exception threadException;
Exception ex;
Exception ex2;
for (;;)
{
ex = null;
threadException = null;
ex2 = null;
bool flag = false;
bool flag2 = false;
bool flag3 = false;
ScenarioData.Current["R"] = num.ToString();
ScenarioData.Current["RT"] = DateTime.UtcNow.Ticks.ToString();
if (this.ServiceBinding != null)
{
ServiceBindingType serviceBinding = this.ServiceBinding;
serviceBinding.UserAgent = ScenarioData.Current.ToString();
}
try
{
BaseResponseMessageType response = default(BaseResponseMessageType);
bool flag4 = false;
Thread thread = new Thread(delegate()
{
try
{
response = delegateServiceCall();
}
catch (Exception threadException)
{
threadException = threadException;
}
});
thread.Start();
while (!flag4)
{
if (this.AbortTokenForTasks.IsCancellationRequested)
{
throw new ExportException(ExportErrorType.StopRequested);
}
flag4 = thread.Join(5000);
}
if (!flag4)
{
thread.Abort();
}
if (threadException != null)
{
throw threadException;
}
if (responseProcessor != null)
{
responseProcessor(response);
}
}
catch (RetryException ex3)
{
ex = ex3.InnerException;
flag = true;
if (ex3.ResetRetryCounter)
{
Tracer.TraceError("BaseServiceClient.InternalCallService: Resetting retry in RetryException.", new object[0]);
flag2 = true;
}
}
catch (ExportException ex4)
{
ex = ex4;
if (ex4.ErrorType == ExportErrorType.Unauthorized)
{
flag3 = true;
}
}
catch (WebException ex5)
{
ex = ex5;
if (ex5.Status == WebExceptionStatus.TrustFailure)
{
Tracer.TraceError("BaseServiceClient.InternalCallService: Unable to establish trust on exception. No retry.", new object[0]);
flag = false;
}
else if (ex5.Status == WebExceptionStatus.ConnectFailure)
{
SocketException ex6 = ex5.InnerException as SocketException;
flag = (ex6 == null || ex6.SocketErrorCode != SocketError.ConnectionRefused);
if (!flag)
{
flag = this.Rebind();
}
Tracer.TraceError("BaseServiceClient.InternalCallService: Connect failure. Retry: {0}.", new object[]
{
flag
});
}
else if (ex5.Status == WebExceptionStatus.NameResolutionFailure)
{
Tracer.TraceError("BaseServiceClient.InternalCallService: DNS look up failure. No retry.", new object[0]);
flag = this.Rebind();
}
else
{
HttpWebResponse httpWebResponse = ex5.Response as HttpWebResponse;
flag = true;
if (httpWebResponse != null)
{
HttpStatusCode statusCode = httpWebResponse.StatusCode;
switch (statusCode)
{
case HttpStatusCode.MovedPermanently:
case HttpStatusCode.Found:
break;
default:
if (statusCode != HttpStatusCode.TemporaryRedirect)
{
if (statusCode == HttpStatusCode.Unauthorized)
{
Tracer.TraceError("BaseServiceClient.InternalCallService: HTTP 401 unauthorized", new object[0]);
flag = false;
flag3 = true;
ex = new ExportException(ExportErrorType.Unauthorized, ex5);
goto IL_342;
}
goto IL_342;
}
break;
}
string text = httpWebResponse.Headers[HttpResponseHeader.Location];
Tracer.TraceInformation("BaseServiceClient.InternalCallService: HTTP redirection to {0}", new object[]
{
text
});
ex = new ExportException(ExportErrorType.UnexpectedWebServiceUrlRedirection, ex5);
flag = false;
if (Uri.IsWellFormedUriString(text, UriKind.Absolute))
{
Uri uri = new Uri(text);
if (uri.Scheme == Uri.UriSchemeHttps && urlRedirectionHandler != null)
{
this.ServiceEndpoint = uri;
urlRedirectionHandler(uri);
ex = null;
flag = true;
flag2 = true;
Tracer.TraceError("BaseServiceClient.InternalCallService: Resetting retry during HTTP redirection.", new object[0]);
}
}
}
}
IL_342 :;
}
catch (SoapException ex7)
{
if (ex7.Code != null && ex7.Code.Name == "ErrorAccessDenied")
{
flag = false;
flag3 = true;
ex = new ExportException(ExportErrorType.Unauthorized, ex7);
}
else
{
ex = ex7;
flag = false;
if (ex7.Code != null)
{
if (BaseServiceClient <ServiceBindingType, FunctionalInterfaceType> .IsRebindableError(ex7.Code.Name))
{
flag = this.Rebind();
}
if (BaseServiceClient <ServiceBindingType, FunctionalInterfaceType> .IsTransientError(ex7.Code.Name))
{
flag = true;
}
}
}
}
catch (TimeoutException ex8)
{
ex = ex8;
flag = true;
}
catch (InvalidOperationException ex9)
{
ex = ex9;
flag = true;
}
if (ex != null)
{
if (exceptionHandler != null)
{
Tracer.TraceError("BaseServiceClient.InternalCallService: Exception handler is handling exception : {0}", new object[]
{
ex
});
ex2 = exceptionHandler(ex);
Tracer.TraceError("BaseServiceClient.InternalCallService: Exception after being handled : {0}", new object[]
{
ex2
});
}
else
{
ex2 = new ExportException(ExportErrorType.ExchangeWebServiceCallFailed, ex);
}
}
if (flag && !flag2)
{
int num2 = this.GetRetryWaitTime(num);
Tracer.TraceError("BaseServiceClient.InternalCallService: Retry after {0} milliseconds on exception : {1}", new object[]
{
num2,
ex
});
while (num2 > 0 && t > DateTime.UtcNow)
{
Thread.Sleep((num2 > 5000) ? 5000 : num2);
num2 -= 5000;
if (this.AbortTokenForTasks.IsCancellationRequested)
{
goto Block_8;
}
}
}
if (flag3)
{
Tracer.TraceInformation("BaseServiceClient.InternalCallService: Unauthorized", new object[0]);
if (authorizationHandler == null || !authorizationHandler())
{
goto IL_4CB;
}
flag = true;
}
if (flag2)
{
num = 0;
}
else
{
num++;
}
if (!flag || !(t > DateTime.UtcNow))
{
goto IL_4EC;
}
}
Block_8:
throw new ExportException(ExportErrorType.StopRequested);
IL_4CB:
throw ex;
IL_4EC:
if (ScenarioData.Current.ContainsKey("BI"))
{
ScenarioData.Current.Remove("BI");
}
if (ex2 != null)
{
Tracer.TraceError("BaseServiceClient.InternalCallService: Exception thrown after all possible actions: {0}", new object[]
{
ex2
});
throw ex2;
}
}
public void DoExportForSourceMailbox(SourceInformation sourceMailbox)
{
Tracer.TraceInformation("ItemListGenerator.DoExportForSourceMailbox: Generating item list for mailbox '{0}'", new object[]
{
sourceMailbox.Configuration.Id
});
ErrorRecord errorRecord = null;
sourceMailbox.Configuration.Id.StartsWith("\\");
ScenarioData.Current["PM"] = sourceMailbox.Configuration.LegacyExchangeDN.GetHashCode().ToString();
if (sourceMailbox.Status.ItemCount < 0)
{
sourceMailbox.Status.ItemCount = 0;
}
if (sourceMailbox.Status.UnsearchableItemCount < 0)
{
sourceMailbox.Status.UnsearchableItemCount = 0;
}
try
{
bool flag = this.target.ExportContext.ExportMetadata.IncludeSearchableItems && !this.DoUnSearchable;
bool flag2 = this.target.ExportContext.ExportMetadata.IncludeUnsearchableItems && this.DoUnSearchable;
bool flag3 = false;
Dictionary<string, string> dictionary = null;
dictionary = ItemListGenerator.PrepareAllFolders(sourceMailbox.ServiceClient, sourceMailbox.Configuration.Id);
if (flag)
{
bool errorHappened = false;
try
{
bool flag4 = false;
Tracer.TraceInformation("ItemListGenerator.GenerateItemListForSourceMailbox: call GetAllItemIdsFromServer for primary for mailbox: '{0}'", new object[]
{
sourceMailbox.Configuration.Id
});
this.GetAllItemIdsFromServer<ItemId>(sourceMailbox, new ItemListGenerator.GetItemIdPageFromServerDelegate<ItemId>(this.GetItemIdPageFromServer), dictionary, !flag, false, ref flag4, out flag3);
if (dictionary != null && dictionary.Values.Contains("\\archive"))
{
Tracer.TraceInformation("ItemListGenerator.GenerateItemListForSourceMailbox: call GetAllItemIdsFromServer for archive for mailbox: '{0}'", new object[]
{
sourceMailbox.Configuration.Id
});
this.GetAllItemIdsFromServer<ItemId>(sourceMailbox, new ItemListGenerator.GetItemIdPageFromServerDelegate<ItemId>(this.GetItemIdPageFromServer), dictionary, !flag, true, ref flag4, out flag3);
}
ExportException ex = AsynchronousTaskHandler.WaitForAsynchronousTask(this.writingTask);
if (ex != null)
{
errorHappened = true;
throw ex;
}
}
finally
{
this.DataRetriever.DataWriter.ExitDataContext(errorHappened);
}
}
bool isUnsearchable = true;
if (flag2)
{
bool errorHappened2 = false;
try
{
bool flag5 = false;
Tracer.TraceInformation("ItemListGenerator.GenerateItemListForSourceMailbox: call GetAllItemIdsFromServer isunsearchable for primary for mailbox: '{0}'", new object[]
{
sourceMailbox.Configuration.Id
});
this.GetAllItemIdsFromServer<ItemId>(sourceMailbox, new ItemListGenerator.GetItemIdPageFromServerDelegate<ItemId>(this.GetItemIdPageFromServer), dictionary, isUnsearchable, false, ref flag5, out flag3);
if (!flag3)
{
Tracer.TraceInformation("ItemListGenerator.GenerateItemListForSourceMailbox: call GetAllItemIdsFromServer isunsearchable for newschemafailed for mailbox: '{0}'", new object[]
{
sourceMailbox.Configuration.Id
});
this.GetAllItemIdsFromServer<UnsearchableItemId>(sourceMailbox, new ItemListGenerator.GetItemIdPageFromServerDelegate<UnsearchableItemId>(this.GetUnsearchableItemIdPageFromServer), dictionary, isUnsearchable, false, ref flag5, out flag3);
}
else if (dictionary != null && dictionary.Values.Contains("\\archive"))
{
Tracer.TraceInformation("ItemListGenerator.GenerateItemListForSourceMailbox: call GetAllItemIdsFromServer isunsearchable for archive for mailbox: '{0}'", new object[]
{
sourceMailbox.Configuration.Id
});
this.GetAllItemIdsFromServer<ItemId>(sourceMailbox, new ItemListGenerator.GetItemIdPageFromServerDelegate<ItemId>(this.GetItemIdPageFromServer), dictionary, isUnsearchable, true, ref flag5, out flag3);
}
ExportException ex2 = AsynchronousTaskHandler.WaitForAsynchronousTask(this.writingTask);
if (ex2 != null)
{
errorHappened2 = true;
throw ex2;
}
}
finally
{
this.DataRetriever.DataWriter.ExitDataContext(errorHappened2);
}
}
}
catch (ExportException ex3)
{
Tracer.TraceInformation("ItemListGenerator.DoExportForSourceMailbox: Error for mailbox '{0}'. Exception: {1}", new object[]
{
sourceMailbox.Configuration.Id,
ex3
});
errorRecord = new ErrorRecord
{
SourceId = sourceMailbox.Configuration.Id,
Item = null,
ErrorType = ex3.ErrorType,
DiagnosticMessage = ex3.Message,
Time = DateTime.UtcNow
};
}
if (ScenarioData.Current.ContainsKey("PM"))
{
ScenarioData.Current.Remove("PM");
}
if (errorRecord != null)
{
this.AbortForSourceMailbox(errorRecord);
}
}
