// Token: 0x06001CBB RID: 7355 RVA: 0x000A56CC File Offset: 0x000A38CC
private void CreateMutexFailed(Exception e)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingManagerInitializationFailed, string.Empty, new object[]
{
e.Message
});
throw new TranscodingFatalFaultException("Create Mutex for active transcoding service com object failed.", e, this);
}
// Token: 0x06002827 RID: 10279 RVA: 0x00094998 File Offset: 0x00092B98
private static void LogManifestExceptionToEventLogs(string fileName, Exception exception)
{
ExTraceGlobals.CoreTracer.TraceError <Type, string, Exception>(0L, "Exception {0} loading manifest {1}. Details: {2}", exception.GetType(), fileName, exception);
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_OwaManifestInvalid, string.Empty, new object[]
{
fileName,
exception
});
}
// Token: 0x06001CB9 RID: 7353 RVA: 0x000A52D8 File Offset: 0x000A34D8
private void OnCreateWorkerDelegate(IComWorker <ITranscoder> worker, object requestParameters)
{
ITranscoder worker2 = worker.Worker;
if (worker2 == null)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingWorkerInitializationFailed, string.Empty, new object[]
{
string.Empty
});
throw new TranscodingFatalFaultException("TranscodingTaskManager failed to get ITranscoder interface", null, this);
}
TranscodingInitOption initOption = default(TranscodingInitOption);
initOption.MaxOutputSize = this.maxOutputSize;
initOption.RowNumberPerExcelPage = this.rowNumberInExcel;
initOption.HtmlOutputFormat = this.htmlFormat;
initOption.IsImageMode = this.isImageMode;
TranscodeErrorCode transcodeErrorCode = TranscodeErrorCode.Succeeded;
try
{
transcodeErrorCode = worker2.Initialize(initOption);
}
catch (NullReferenceException innerException)
{
throw new TranscodingFatalFaultException("Worker has been terminated by some reason", innerException, this);
}
catch (COMException ex)
{
ExTraceGlobals.TranscodingTracer.TraceDebug((long)this.GetHashCode(), "Work object initialize failed!");
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingWorkerInitializationFailed, string.Empty, new object[]
{
ex.Message
});
throw new TranscodingFatalFaultException("TranscodingTaskManager call ITranscoder.Initialize() failed!", ex, this);
}
if (transcodeErrorCode != TranscodeErrorCode.Succeeded)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingWorkerInitializationFailed, string.Empty, new object[]
{
string.Empty
});
throw new TranscodingFatalFaultException(string.Format("Initializalize Transcoding service failed with error code : {0}.", transcodeErrorCode), null, this);
}
}
// Token: 0x06001CB1 RID: 7345 RVA: 0x000A5078 File Offset: 0x000A3278
public static bool Initialize(int maxConversionTime, int maxConversionPerProcess, string rootPath, int totalSizeQuota, int rowNumberPerExcelPage, int maxInputSize, int maxOutputSize, bool isImageMode, HtmlFormat htmlFormat, int memoryLimitInMB)
{
if (!TranscodingTaskManager.isInitialized)
{
lock (TranscodingTaskManager.initLockObj)
{
if (!TranscodingTaskManager.isInitialized)
{
ExTraceGlobals.TranscodingTracer.TraceDebug(0L, "Start Initialization");
TranscodingTaskManager.transcodingTaskManager = new TranscodingTaskManager(maxConversionTime, maxConversionPerProcess, rootPath, totalSizeQuota * 1024 * 1024, rowNumberPerExcelPage, maxInputSize * 1024, maxOutputSize * 1024, isImageMode, htmlFormat, memoryLimitInMB * 1024 * 1024);
TranscodingTaskManager.isInitialized = true;
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingStartSuccessfully, string.Empty, new object[0]);
ExTraceGlobals.TranscodingTracer.TraceDebug(0L, "Initialization finished");
return(true);
}
}
return(false);
}
return(false);
}
public Cache(Cache.CacheOption option)
{
if (string.IsNullOrEmpty(option.RootPath))
{
ExTraceGlobals.TranscodingTracer.TraceError((long)this.GetHashCode(), "ctor: root path is empty.");
throw new ArgumentException("ctor: root path is empty.");
}
this.option = option;
this.option.RootPath = Path.Combine(this.option.RootPath, "XCCache");
this.cleanupThread = new Thread(new ThreadStart(this.CleanupThreadProc));
this.cleanupThread.Start();
if (Directory.Exists(this.option.RootPath))
{
try
{
Directory.Delete(this.option.RootPath, true);
}
catch (IOException arg)
{
ExTraceGlobals.TranscodingTracer.TraceError <IOException>((long)this.GetHashCode(), "Failed to delete the cache folders when intializing the Cache instance. Exception message: {0}", arg);
DirectoryInfo dirInfo = new DirectoryInfo(this.option.RootPath);
this.cacheSize = this.GetFolderSize(dirInfo);
}
catch (UnauthorizedAccessException ex)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingCacheFolderDeletingAccessDenied, string.Empty, new object[]
{
ex.Message
});
throw new TranscodingFatalFaultException("Failed to delete the cache root folder. Exception message: " + ex.ToString(), ex, this);
}
}
string path = Cache.GenerateGuidString();
this.processFolder = Path.Combine(this.option.RootPath, path);
if (Directory.Exists(this.processFolder))
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingManagerInitializationFailed, string.Empty, new object[]
{
string.Empty
});
throw new TranscodingFatalFaultException("The sub folder for the current OWA process has already existed.", null, this);
}
SecurityIdentifier identity;
SecurityIdentifier identity2;
try
{
identity = new SecurityIdentifier(WellKnownSidType.LocalSystemSid, null);
identity2 = new SecurityIdentifier(WellKnownSidType.LocalServiceSid, null);
}
catch (SystemException ex2)
{
ExTraceGlobals.TranscodingTracer.TraceError((long)this.GetHashCode(), "Failed to create security identifier in Cache.ctor.");
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingManagerInitializationFailed, string.Empty, new object[]
{
ex2.Message
});
throw new TranscodingFatalFaultException("Failed to create security identifier in Cache.ctor.", ex2, this);
}
this.localServiceReadRule = new FileSystemAccessRule(identity2, FileSystemRights.Read, InheritanceFlags.ContainerInherit | InheritanceFlags.ObjectInherit, PropagationFlags.None, AccessControlType.Allow);
this.localServiceWriteRule = new FileSystemAccessRule(identity2, FileSystemRights.Write, InheritanceFlags.ContainerInherit | InheritanceFlags.ObjectInherit, PropagationFlags.None, AccessControlType.Allow);
this.localServiceCreateFileRule = new FileSystemAccessRule(identity2, FileSystemRights.WriteData, InheritanceFlags.ContainerInherit | InheritanceFlags.ObjectInherit, PropagationFlags.None, AccessControlType.Allow);
this.localServiceDeleteFileRule = new FileSystemAccessRule(identity2, FileSystemRights.Delete, InheritanceFlags.ContainerInherit | InheritanceFlags.ObjectInherit, PropagationFlags.None, AccessControlType.Allow);
FileSystemAccessRule rule = new FileSystemAccessRule(identity, FileSystemRights.FullControl, InheritanceFlags.ContainerInherit | InheritanceFlags.ObjectInherit, PropagationFlags.None, AccessControlType.Allow);
this.directorySercurity = new DirectorySecurity();
this.directorySercurity.SetAccessRuleProtection(true, false);
this.directorySercurity.AddAccessRule(rule);
try
{
if (!Directory.Exists(this.option.RootPath))
{
Directory.CreateDirectory(this.option.RootPath, this.directorySercurity);
}
this.directorySercurity.AddAccessRule(this.localServiceReadRule);
this.directorySercurity.AddAccessRule(this.localServiceWriteRule);
this.directorySercurity.AddAccessRule(this.localServiceCreateFileRule);
this.directorySercurity.AddAccessRule(this.localServiceDeleteFileRule);
Directory.CreateDirectory(this.processFolder, this.directorySercurity);
}
catch (IOException ex3)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingCacheFolderCreationFailed, string.Empty, new object[]
{
ex3.Message
});
throw new TranscodingFatalFaultException("Failed to create the sub folder and set the ACL for the current OWA process. Exception message: " + ex3.ToString(), ex3, this);
}
catch (UnauthorizedAccessException ex4)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingCacheFolderACLSettingAccessDenied, string.Empty, new object[]
{
ex4.Message
});
throw new TranscodingFatalFaultException("Failed to create the sub folder and set the ACL for the current OWA process. Exception message: " + ex4.ToString(), ex4, this);
}
}
public void CacheInputDocument(string sessionId, string documentId, Stream documentStream, out string sourceDocumentPath, out string targetDocumentPath)
{
if (base.IsDisposed)
{
throw new ObjectDisposedException("the cache system has been disposed already.");
}
if (string.IsNullOrEmpty(sessionId))
{
ExTraceGlobals.TranscodingTracer.TraceError((long)this.GetHashCode(), "the session ID is empty.");
throw new ArgumentException("the session ID is empty.");
}
if (string.IsNullOrEmpty(documentId))
{
ExTraceGlobals.TranscodingTracer.TraceError((long)this.GetHashCode(), "the document ID is empty.");
throw new ArgumentException("the document ID is empty.");
}
if (documentStream == null)
{
ExTraceGlobals.TranscodingTracer.TraceError((long)this.GetHashCode(), "the document data stream is null.");
throw new ArgumentNullException("documentStream");
}
bool flag = false;
int num = 0;
lock (this.myLock)
{
this.transcodingTaskCount++;
if (100 == this.transcodingTaskCount)
{
this.activeCleanupEvent.Set();
this.transcodingTaskCount = 0;
}
int num2 = this.cacheSize;
if (num2 > (int)(0.8 * (double)this.option.TotalSizeQuota))
{
this.activeCleanupEvent.Set();
}
sourceDocumentPath = this.GetAvailableSourceDocument(sessionId, documentId);
flag = (sourceDocumentPath != null);
int num3 = flag ? this.option.OutputThreshold : (this.option.OutputThreshold + this.option.InputThreshold);
if (num2 + num3 > this.option.TotalSizeQuota)
{
this.activeCleanupEvent.Set();
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingCacheReachedQuota, string.Empty, new object[0]);
throw new TranscodingFatalFaultException("The size of the cache system has reached the quota.", null, this);
}
if (!flag)
{
sourceDocumentPath = this.GenerateSourceDocumentName(sessionId, documentId);
}
}
if (!flag)
{
try
{
string directoryName = Path.GetDirectoryName(sourceDocumentPath);
if (!Directory.Exists(directoryName))
{
Directory.CreateDirectory(directoryName, this.directorySercurity);
}
this.SaveSourceStreamIntoFile(documentStream, sourceDocumentPath, out num);
if (num == 0)
{
Directory.Delete(Path.GetDirectoryName(sourceDocumentPath), true);
throw new TranscodingUnconvertibleFileException("the size of the source stream is zero.", null, this);
}
if (this.option.InputThreshold < num)
{
Directory.Delete(Path.GetDirectoryName(sourceDocumentPath), true);
throw new TranscodingOverMaximumFileSizeException("the size of the source stream beyond the threshold.", null, this);
}
}
catch (IOException ex)
{
lock (this.myLock)
{
this.UpdateCacheBeforeTranscoding(false, false, sessionId, documentId, Path.GetFileName(sourceDocumentPath), num);
}
throw new TranscodingFatalFaultException("Failed to store the source stream data to file. Exception message: " + ex.ToString(), ex, this);
}
catch (UnauthorizedAccessException ex2)
{
ExTraceGlobals.TranscodingTracer.TraceError <string>((long)this.GetHashCode(), "Failed to store the source stream data to file. Exception message: ", ex2.ToString());
throw new TranscodingFatalFaultException("Failed to store the source stream data to file. Exception message: " + ex2.ToString(), ex2, this);
}
}
lock (this.myLock)
{
this.UpdateCacheBeforeTranscoding(flag, true, sessionId, documentId, Path.GetFileName(sourceDocumentPath), num);
targetDocumentPath = this.GenerateNewHtmlFilePath(sessionId, documentId);
}
}
// Token: 0x06001CBC RID: 7356 RVA: 0x000A5708 File Offset: 0x000A3908
private void TranscodeWorker(string docId, string sessionId, Stream inputStream, string sourceDocType, int currentPageNumber, out int totalPageNumber, HttpResponse response)
{
ExTraceGlobals.TranscodingTracer.TraceDebug <string>((long)this.GetHashCode(), "Start to process document {0}", docId);
if (this.blockList.CheckItem(docId))
{
ExTraceGlobals.TranscodingTracer.TraceDebug <string>((long)this.GetHashCode(), "Document {0} has been blocked", docId);
OwaSingleCounters.TotalRejectedConversions.Increment();
OwaSingleCounters.TotalConversions.Increment();
throw new TranscodingUnconvertibleFileException("Input document has been in block list.", null, this);
}
TranscodingParameters transcodingParameters = null;
bool flag = false;
bool flag2 = false;
try
{
transcodingParameters = new TranscodingParameters(sessionId, docId, inputStream, sourceDocType, currentPageNumber);
this.UpdatePerformanceCounterBeforeEnterQueue(transcodingParameters);
flag = this.transcodingProcessManager.ExecuteRequest(transcodingParameters);
}
catch (COMException ex)
{
if (ex.ErrorCode == -2147023170)
{
this.blockList.AddNew(transcodingParameters.DocumentId);
throw new TranscodingCrashException("Worker process crashes when doing convension", ex, this);
}
throw new TranscodingFatalFaultException("ComException thrown from transcoding service", ex, this);
}
catch (ComInterfaceInitializeException ex2)
{
ExTraceGlobals.TranscodingTracer.TraceDebug <string>((long)this.GetHashCode(), "Document {0} can not be transcoded because of server initialize failed.", docId);
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingWorkerInitializationFailed, string.Empty, new object[]
{
ex2.Message
});
throw new TranscodingFatalFaultException("Initizlie transcoding service failed.", ex2, this);
}
catch (ComProcessTimeoutException innerException)
{
flag2 = true;
ExTraceGlobals.TranscodingTracer.TraceDebug <string>((long)this.GetHashCode(), "Document {0} can not be transcoded because it takes too long to convert.", docId);
this.blockList.AddNew(docId);
throw new TranscodingTimeoutException("Takes too long to convert " + docId, innerException, this);
}
catch (ComProcessBusyException innerException2)
{
flag2 = true;
ExTraceGlobals.TranscodingTracer.TraceDebug <string>((long)this.GetHashCode(), "Document {0} can not be transcoded because of server busy.", docId);
throw new TranscodingServerBusyException("Server to busy to accept the request.", innerException2, this);
}
catch (ComProcessBeyondMemoryLimitException innerException3)
{
ExTraceGlobals.TranscodingTracer.TraceDebug <string>((long)this.GetHashCode(), "Document {0} can not be transcoded because of it causes transcodingservice consuming too much memory.", docId);
this.blockList.AddNew(docId);
throw new TranscodingUnconvertibleFileException("Document " + docId + " causes transcodingservice too memory to transcode it.", innerException3, this);
}
catch (UnauthorizedAccessException ex3)
{
ExTraceGlobals.TranscodingTracer.TraceDebug <string, string>((long)this.GetHashCode(), "Document {0} can not be transcoded because of the cache folder cannot be accessed. Exception message: {1}", docId, ex3.Message);
throw new TranscodingFatalFaultException(string.Format("Document {0} can not be transcoded because of the cache folder cannot be accessed", docId), ex3, this);
}
finally
{
OwaSingleCounters.TotalConvertingRequestsRate.IncrementBy((long)(transcodingParameters.SourceDocSize / 1024));
this.UpdatePerformanceCounterAfterLeftQueue(transcodingParameters);
OwaSingleCounters.TotalConversions.Increment();
if (!flag || transcodingParameters == null || transcodingParameters.ErrorCode != TranscodeErrorCode.Succeeded)
{
if (flag2)
{
OwaSingleCounters.TotalTimeoutConversions.Increment();
}
else
{
OwaSingleCounters.TotalErrorConversions.Increment();
}
}
}
if (transcodingParameters.ErrorCode != TranscodeErrorCode.Succeeded)
{
this.HandleTranscoderErrorCode(transcodingParameters.ErrorCode);
}
OwaSingleCounters.SuccessfulConversionRequestRate.IncrementBy((long)(transcodingParameters.SourceDocSize / 1024));
totalPageNumber = transcodingParameters.TotalPageNumber;
if (response != null)
{
this.cache.TransmitFile(sessionId, docId, transcodingParameters.RewrittenHtmlFileName, response);
}
}
// Token: 0x06001CAD RID: 7341 RVA: 0x000A4D10 File Offset: 0x000A2F10
private TranscodingTaskManager(int maxConversionTime, int maxConversionPerProcess, string rootCachePath, int totalSizeQuota, int rowNumberInExcel, int maxInputSize, int maxOutputSize, bool isImageMode, HtmlFormat htmlFormat, int memoryLimit)
{
if (maxConversionTime <= 0)
{
throw new ArgumentException("Invalid maximum conversion time", "maxConversionTime");
}
if (maxConversionPerProcess <= 0)
{
throw new ArgumentException("Invalid maximum conversion number per process", "maxConversionPerProcess");
}
if (string.IsNullOrEmpty(rootCachePath))
{
throw new ArgumentException("The root path for cache system can not be null or empty", "rootCachePath");
}
if (totalSizeQuota <= 0)
{
throw new ArgumentException("Invalid cache quota", "totalSizeQuota");
}
if (rowNumberInExcel <= 0)
{
throw new ArgumentException("Invalid maximum row/page of excel documents", "rowNumberInExcel");
}
if (maxInputSize <= 0)
{
throw new ArgumentException("Invalid input data threshold", "maxInputSize");
}
if (maxOutputSize <= 0)
{
throw new ArgumentException("Invalid output data threshold", "maxOutputSize");
}
if (memoryLimit <= 0)
{
throw new ArgumentException("Invalid memory limit", "memoryLimit");
}
this.rowNumberInExcel = rowNumberInExcel;
this.maxOutputSize = maxOutputSize;
this.isImageMode = isImageMode;
this.htmlFormat = htmlFormat;
try
{
this.transcodingActiveMutex = new Mutex(false, "F7CC98B4-F6F5-489D-98EB-000689C721DE");
}
catch (UnauthorizedAccessException e)
{
this.CreateMutexFailed(e);
}
catch (IOException e2)
{
this.CreateMutexFailed(e2);
}
catch (ApplicationException e3)
{
this.CreateMutexFailed(e3);
}
OwaSingleCounters.TotalConversions.RawValue = 0L;
OwaSingleCounters.ActiveConversions.RawValue = 0L;
OwaSingleCounters.QueuedConversionRequests.RawValue = 0L;
OwaSingleCounters.AverageConvertingTime.RawValue = 0L;
OwaSingleCounters.AverageConversionQueuingTime.RawValue = 0L;
OwaSingleCounters.TotalRejectedConversions.RawValue = 0L;
OwaSingleCounters.TotalTimeoutConversions.RawValue = 0L;
OwaSingleCounters.TotalErrorConversions.RawValue = 0L;
using (RegistryKey registryKey = Registry.LocalMachine.OpenSubKey(string.Format("SOFTWARE\\Classes\\CLSID\\{{{0}}}\\LocalServer32", "F7CC98B4-F6F5-489D-98EB-000689C721DE")))
{
if (registryKey == null)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingWorkerApplicationNotRegistered, string.Empty, new object[0]);
throw new TranscodingFatalFaultException("TranscodingService is not registered.", null, this);
}
this.workProcessPath = ((string)registryKey.GetValue(null)).Trim(new char[]
{
'"'
});
}
if (string.IsNullOrEmpty(this.workProcessPath) || !File.Exists(this.workProcessPath))
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_TranscodingWorkerApplicationNotFound, string.Empty, new object[0]);
throw new TranscodingFatalFaultException("Unable to find the transcoding service application.", null, this);
}
Cache.CacheOption option = new Cache.CacheOption(rootCachePath, totalSizeQuota, maxInputSize, maxOutputSize);
this.cache = new Cache(option);
this.blockList = new BlockList(3000, TimeSpan.FromSeconds(86400.0));
ComWorkerConfiguration workerConfiguration = new ComWorkerConfiguration(this.workProcessPath, null, new Guid("F7CC98B4-F6F5-489D-98EB-000689C721DE"), ComWorkerConfiguration.RunAsFlag.RunAsLocalService, this.transcodingActiveMutex, memoryLimit, 7200000, 30000, maxConversionPerProcess, maxConversionTime * 1000, 0);
try
{
this.transcodingProcessManager = new ComProcessManager <ITranscoder>(TranscodingTaskManager.maxWorkProcessNumber, workerConfiguration, ExTraceGlobals.TranscodingTracer);
}
catch (ComProcessManagerInitializationException innerException)
{
throw new TranscodingFatalFaultException("Initialize transcoding process manager failed.", innerException, this);
}
ComProcessManager <ITranscoder> comProcessManager = this.transcodingProcessManager;
comProcessManager.CreateWorkerCallback = (ComProcessManager <ITranscoder> .OnCreateWorker)Delegate.Combine(comProcessManager.CreateWorkerCallback, new ComProcessManager <ITranscoder> .OnCreateWorker(this.OnCreateWorkerDelegate));
ComProcessManager <ITranscoder> comProcessManager2 = this.transcodingProcessManager;
comProcessManager2.ExecuteRequestCallback = (ComProcessManager <ITranscoder> .OnExecuteRequest)Delegate.Combine(comProcessManager2.ExecuteRequestCallback, new ComProcessManager <ITranscoder> .OnExecuteRequest(this.OnExecuteRequestDelegate));
}
