public void RestoreNearlineStudy(RestoreQueue queueItem, string zipFile, string studyFolder) { ServerFilesystemInfo fs = _hsmArchive.Selector.SelectFilesystem(); if (fs == null) { DateTime scheduleTime = Platform.Time.AddMinutes(5); Platform.Log(LogLevel.Error, "No writeable filesystem for restore, rescheduling restore request to {0}", scheduleTime); queueItem.FailureDescription = "No writeable filesystem for restore, rescheduling restore request"; _hsmArchive.UpdateRestoreQueue(queueItem, RestoreQueueStatusEnum.Pending, scheduleTime); return; } string destinationFolder = Path.Combine(fs.Filesystem.FilesystemPath, _hsmArchive.ServerPartition.PartitionFolder); StudyStorageLocation restoredLocation = null; try { using (var processor = new ServerCommandProcessor("HSM Restore Offline Study")) { processor.AddCommand(new CreateDirectoryCommand(destinationFolder)); destinationFolder = Path.Combine(destinationFolder, studyFolder); processor.AddCommand(new CreateDirectoryCommand(destinationFolder)); destinationFolder = Path.Combine(destinationFolder, _studyStorage.StudyInstanceUid); processor.AddCommand(new CreateDirectoryCommand(destinationFolder)); processor.AddCommand(new ExtractZipCommand(zipFile, destinationFolder)); // We rebuild the StudyXml, in case any settings or issues have happened since archival processor.AddCommand(new RebuildStudyXmlCommand(_studyStorage.StudyInstanceUid, destinationFolder)); // Apply the rules engine. var context = new ServerActionContext(null, fs.Filesystem.GetKey(), _hsmArchive.ServerPartition, queueItem.StudyStorageKey) { CommandProcessor = processor }; processor.AddCommand( new ApplyRulesCommand(destinationFolder, _studyStorage.StudyInstanceUid, context)); // Do the actual insert into the DB var insertStorageCommand = new InsertFilesystemStudyStorageCommand( _hsmArchive.PartitionArchive.ServerPartitionKey, _studyStorage.StudyInstanceUid, studyFolder, fs.Filesystem.GetKey(), _syntax); processor.AddCommand(insertStorageCommand); if (!processor.Execute()) { Platform.Log(LogLevel.Error, "Unexpected error processing restore request for {0} on archive {1}", _studyStorage.StudyInstanceUid, _hsmArchive.PartitionArchive.Description); queueItem.FailureDescription = processor.FailureReason; _hsmArchive.UpdateRestoreQueue(queueItem, RestoreQueueStatusEnum.Failed, Platform.Time); } else { restoredLocation = insertStorageCommand.Location; // Unlock the Queue Entry using ( IUpdateContext update = PersistentStoreRegistry.GetDefaultStore().OpenUpdateContext(UpdateContextSyncMode.Flush)) { bool retVal = _hsmArchive.UpdateRestoreQueue(update, queueItem, RestoreQueueStatusEnum.Completed, Platform.Time.AddSeconds(60)); var studyLock = update.GetBroker <ILockStudy>(); var parms = new LockStudyParameters { StudyStorageKey = queueItem.StudyStorageKey, QueueStudyStateEnum = QueueStudyStateEnum.Idle }; retVal = retVal && studyLock.Execute(parms); if (!parms.Successful || !retVal) { string message = String.Format("Study {0} on partition {1} failed to unlock.", _studyStorage.StudyInstanceUid, _hsmArchive.ServerPartition.Description); Platform.Log(LogLevel.Info, message); throw new ApplicationException(message); } update.Commit(); Platform.Log(LogLevel.Info, "Successfully restored study: {0} on archive {1}", _studyStorage.StudyInstanceUid, _hsmArchive.PartitionArchive.Description); OnStudyRestored(restoredLocation); } } } } catch (StudyIntegrityValidationFailure ex) { Debug.Assert(restoredLocation != null); // study has been restored but it seems corrupted. Need to reprocess it. ReprocessStudy(restoredLocation, ex.Message); } catch (Exception e) { Platform.Log(LogLevel.Error, e, "Unexpected exception processing restore request for {0} on archive {1}", _studyStorage.StudyInstanceUid, _hsmArchive.PartitionArchive.Description); _hsmArchive.UpdateRestoreQueue(queueItem, RestoreQueueStatusEnum.Failed, Platform.Time); } }
public void RestoreNearlineStudy(RestoreQueue queueItem, string zipFile, string studyFolder) { ServerFilesystemInfo fs = _hsmArchive.Selector.SelectFilesystem(); if (fs == null) { DateTime scheduleTime = Platform.Time.AddMinutes(5); Platform.Log(LogLevel.Error, "No writeable filesystem for restore, rescheduling restore request to {0}", scheduleTime); queueItem.FailureDescription = "No writeable filesystem for restore, rescheduling restore request"; _hsmArchive.UpdateRestoreQueue(queueItem, RestoreQueueStatusEnum.Pending, scheduleTime); return; } string destinationFolder = Path.Combine(fs.Filesystem.FilesystemPath, _hsmArchive.ServerPartition.PartitionFolder); StudyStorageLocation restoredLocation = null; try { using (var processor = new ServerCommandProcessor("HSM Restore Offline Study")) { processor.AddCommand(new CreateDirectoryCommand(destinationFolder)); destinationFolder = Path.Combine(destinationFolder, studyFolder); processor.AddCommand(new CreateDirectoryCommand(destinationFolder)); destinationFolder = Path.Combine(destinationFolder, _studyStorage.StudyInstanceUid); processor.AddCommand(new CreateDirectoryCommand(destinationFolder)); processor.AddCommand(new ExtractZipCommand(zipFile, destinationFolder)); // We rebuild the StudyXml, in case any settings or issues have happened since archival processor.AddCommand(new RebuildStudyXmlCommand(_studyStorage.StudyInstanceUid, destinationFolder)); // Apply the rules engine. var context = new ServerActionContext(null, fs.Filesystem.GetKey(), _hsmArchive.ServerPartition, queueItem.StudyStorageKey, processor); processor.AddCommand( new ApplyRulesCommand(destinationFolder, _studyStorage.StudyInstanceUid, context)); // Do the actual insert into the DB var insertStorageCommand = new InsertFilesystemStudyStorageCommand( _hsmArchive.PartitionArchive.ServerPartitionKey, _studyStorage.StudyInstanceUid, studyFolder, fs.Filesystem.GetKey(), _syntax); processor.AddCommand(insertStorageCommand); if (!processor.Execute()) { Platform.Log(LogLevel.Error, "Unexpected error processing restore request for {0} on archive {1}", _studyStorage.StudyInstanceUid, _hsmArchive.PartitionArchive.Description); queueItem.FailureDescription = processor.FailureReason; _hsmArchive.UpdateRestoreQueue(queueItem, RestoreQueueStatusEnum.Failed, Platform.Time); } else { restoredLocation = insertStorageCommand.Location; // Unlock the Queue Entry using ( IUpdateContext update = PersistentStoreRegistry.GetDefaultStore().OpenUpdateContext(UpdateContextSyncMode.Flush)) { bool retVal = _hsmArchive.UpdateRestoreQueue(update, queueItem, RestoreQueueStatusEnum.Completed, Platform.Time.AddSeconds(60)); var studyLock = update.GetBroker<ILockStudy>(); var parms = new LockStudyParameters { StudyStorageKey = queueItem.StudyStorageKey, QueueStudyStateEnum = QueueStudyStateEnum.Idle }; retVal = retVal && studyLock.Execute(parms); if (!parms.Successful || !retVal) { string message = String.Format("Study {0} on partition {1} failed to unlock.", _studyStorage.StudyInstanceUid, _hsmArchive.ServerPartition.Description); Platform.Log(LogLevel.Info, message); throw new ApplicationException(message); } update.Commit(); Platform.Log(LogLevel.Info, "Successfully restored study: {0} on archive {1}", _studyStorage.StudyInstanceUid, _hsmArchive.PartitionArchive.Description); OnStudyRestored(restoredLocation); } } } } catch(StudyIntegrityValidationFailure ex) { Debug.Assert(restoredLocation != null); // study has been restored but it seems corrupted. Need to reprocess it. ReprocessStudy(restoredLocation, ex.Message); } catch (Exception e) { Platform.Log(LogLevel.Error, e, "Unexpected exception processing restore request for {0} on archive {1}", _studyStorage.StudyInstanceUid, _hsmArchive.PartitionArchive.Description); _hsmArchive.UpdateRestoreQueue(queueItem, RestoreQueueStatusEnum.Failed, Platform.Time); } }