コード例 #1
0
        public RavenFileSystem(InMemoryRavenConfiguration systemConfiguration, string name, TransportState recievedTransportState = null)
        {
            this.Name = name;
            this.systemConfiguration = systemConfiguration;

            var storageType = systemConfiguration.FileSystem.DefaultStorageTypeName;

            storage      = CreateTransactionalStorage(storageType, systemConfiguration);
            search       = new IndexStorage(systemConfiguration.FileSystem.IndexStoragePath, systemConfiguration.Settings);
            sigGenerator = new SigGenerator();
            var replicationHiLo = new SynchronizationHiLo(storage);
            var sequenceActions = new SequenceActions(storage);

            transportState        = recievedTransportState ?? new TransportState();
            notificationPublisher = new NotificationPublisher(transportState);
            fileLockManager       = new FileLockManager();
            storage.Initialize();
            search.Initialize();
            var uuidGenerator = new UuidGenerator(sequenceActions);

            historian  = new Historian(storage, replicationHiLo, uuidGenerator);
            BufferPool = new BufferPool(1024 * 1024 * 1024, 65 * 1024);
            conflictArtifactManager = new ConflictArtifactManager(storage, search);
            conflictDetector        = new ConflictDetector();
            conflictResolver        = new ConflictResolver(storage, new CompositionContainer(systemConfiguration.Catalog));
            synchronizationTask     = new SynchronizationTask(storage, sigGenerator, notificationPublisher, systemConfiguration);
            storageOperationsTask   = new StorageOperationsTask(storage, search, notificationPublisher);
            metricsCounters         = new MetricsCountersManager();

            AppDomain.CurrentDomain.ProcessExit  += ShouldDispose;
            AppDomain.CurrentDomain.DomainUnload += ShouldDispose;
        }
コード例 #2
0
        private void FinishSynchronization(string fileName, SynchronizationReport report, ServerInfo sourceServer, Guid sourceFileETag)
        {
            try
            {
                // we want to execute those operation in a single batch but we also have to ensure that
                // Raven/Synchronization/Sources/sourceServerId config is modified only by one finishing synchronization at the same time
                SynchronizationFinishLocks.GetOrAdd(sourceServer.Id, new ReaderWriterLockSlim()).EnterWriteLock();
                SynchronizationTask.IncomingSynchronizationFinished(fileName, sourceServer, sourceFileETag);

                Storage.Batch(accessor =>
                {
                    SaveSynchronizationReport(fileName, accessor, report);
                    FileLockManager.UnlockByDeletingSyncConfiguration(fileName, accessor);

                    if (report.Exception == null)
                    {
                        SaveSynchronizationSourceInformation(sourceServer, sourceFileETag, accessor);
                    }
                });
            }
            catch (Exception ex)
            {
                Log.ErrorException(
                    string.Format("Failed to finish synchronization of a file '{0}' from {1}", fileName, sourceServer), ex);
            }
            finally
            {
                SynchronizationFinishLocks.GetOrAdd(sourceServer.Id, new ReaderWriterLockSlim()).ExitWriteLock();
            }
        }
コード例 #3
0
        public RavenFileSystem(InMemoryRavenConfiguration systemConfiguration, string name, TransportState receivedTransportState = null)
        {
            ExtensionsState = new AtomicDictionary <object>();

            Name = name;
            this.systemConfiguration = systemConfiguration;

            systemConfiguration.Container.SatisfyImportsOnce(this);

            transportState = receivedTransportState ?? new TransportState();

            storage = CreateTransactionalStorage(systemConfiguration);

            sigGenerator    = new SigGenerator();
            fileLockManager = new FileLockManager();

            BufferPool       = new BufferPool(1024 * 1024 * 1024, 65 * 1024);
            conflictDetector = new ConflictDetector();
            conflictResolver = new ConflictResolver(storage, new CompositionContainer(systemConfiguration.Catalog));

            notificationPublisher = new NotificationPublisher(transportState);
            synchronizationTask   = new SynchronizationTask(storage, sigGenerator, notificationPublisher, systemConfiguration);

            metricsCounters = new MetricsCountersManager();

            search = new IndexStorage(name, systemConfiguration);

            conflictArtifactManager = new ConflictArtifactManager(storage, search);
            storageOperationsTask   = new StorageOperationsTask(storage, DeleteTriggers, search, notificationPublisher);

            AppDomain.CurrentDomain.ProcessExit  += ShouldDispose;
            AppDomain.CurrentDomain.DomainUnload += ShouldDispose;
        }
コード例 #4
0
ファイル: FileActions.cs プロジェクト: tryadiadi/ravendb
 private bool IsSynchronizationInProgress(string originalFileName)
 {
     if (!FileLockManager.TimeoutExceeded(originalFileName, Storage))
     {
         return(true);
     }
     return(false);
 }
コード例 #5
0
        public RavenFileSystem(InMemoryRavenConfiguration config, string name, TransportState receivedTransportState = null)
        {
            ExtensionsState = new AtomicDictionary <object>();

            Name          = name;
            ResourceName  = string.Concat(Constants.FileSystem.UrlPrefix, "/", name);
            configuration = config;

            try
            {
                ValidateStorage();

                configuration.Container.SatisfyImportsOnce(this);

                transportState = receivedTransportState ?? new TransportState();

                storage = CreateTransactionalStorage(configuration);

                sigGenerator    = new SigGenerator();
                fileLockManager = new FileLockManager();

                BufferPool       = new BufferPool(1024 * 1024 * 1024, 65 * 1024);
                conflictDetector = new ConflictDetector();
                conflictResolver = new ConflictResolver(storage, new CompositionContainer(configuration.Catalog));

                notificationPublisher = new NotificationPublisher(transportState);
                synchronizationTask   = new SynchronizationTask(storage, sigGenerator, notificationPublisher, configuration);

                metricsCounters = new MetricsCountersManager();

                search = new IndexStorage(name, configuration);

                conflictArtifactManager = new ConflictArtifactManager(storage, search);

                TimerManager = new ResourceTimerManager();

                Tasks            = new TaskActions(this, Log);
                Files            = new FileActions(this, Log);
                Synchronizations = new SynchronizationActions(this, Log);

                AppDomain.CurrentDomain.ProcessExit  += ShouldDispose;
                AppDomain.CurrentDomain.DomainUnload += ShouldDispose;
            }
            catch (Exception e)
            {
                Log.ErrorException(string.Format("Could not create file system '{0}'", Name ?? "unknown name"), e);
                try
                {
                    Dispose();
                }
                catch (Exception ex)
                {
                    Log.FatalException("Failed to dispose when already getting an error in file system ctor", ex);
                }
                throw;
            }
        }
コード例 #6
0
        public void AssertFileIsNotBeingSynced(string fileName)
        {
            Storage.Batch(accessor =>
            {
                if (FileLockManager.TimeoutExceeded(fileName, accessor))
                {
                    FileLockManager.UnlockByDeletingSyncConfiguration(fileName, accessor);
                }
                else
                {
                    Log.Debug("Cannot execute operation because file '{0}' is being synced", fileName);

                    throw new SynchronizationException(string.Format("File {0} is being synced", fileName));
                }
            });
        }
コード例 #7
0
ファイル: RavenFileSystem.cs プロジェクト: stvoidmain/ravendb
        public RavenFileSystem(InMemoryRavenConfiguration systemConfiguration, TransportState transportState, string name)
        {
            this.Name = name;
            this.systemConfiguration = systemConfiguration;

            var storageType = systemConfiguration.DefaultFileSystemStorageTypeName;

            if (string.Equals(InMemoryRavenConfiguration.VoronTypeName, storageType, StringComparison.OrdinalIgnoreCase) == false)
            {
                if (Directory.Exists(systemConfiguration.FileSystemDataDirectory) &&
                    Directory.EnumerateFileSystemEntries(systemConfiguration.FileSystemDataDirectory).Any())
                {
                    throw new InvalidOperationException(
                              string.Format(
                                  "We do not allow to run on a storage engine other then Voron, while we are in the early pre-release phase of RavenDB 3.0. You are currently running on {0}",
                                  storageType));
                }

                Trace.WriteLine("Forcing filesystem to run on Voron - pre release behavior only, mind " + Path.GetFileName(Path.GetDirectoryName(systemConfiguration.FileSystemDataDirectory)));
                storageType = InMemoryRavenConfiguration.VoronTypeName;
            }

            storage      = CreateTransactionalStorage(storageType, systemConfiguration);
            search       = new IndexStorage(systemConfiguration.FileSystemIndexStoragePath, systemConfiguration.Settings);
            sigGenerator = new SigGenerator();
            var replicationHiLo = new SynchronizationHiLo(storage);
            var sequenceActions = new SequenceActions(storage);

            this.transportState   = transportState;
            notificationPublisher = new NotificationPublisher(transportState);
            fileLockManager       = new FileLockManager();
            storage.Initialize();
            search.Initialize();
            var uuidGenerator = new UuidGenerator(sequenceActions);

            historian  = new Historian(storage, replicationHiLo, uuidGenerator);
            BufferPool = new BufferPool(1024 * 1024 * 1024, 65 * 1024);
            conflictArtifactManager = new ConflictArtifactManager(storage, search);
            conflictDetector        = new ConflictDetector();
            conflictResolver        = new ConflictResolver();
            synchronizationTask     = new SynchronizationTask(storage, sigGenerator, notificationPublisher, systemConfiguration);
            storageOperationsTask   = new StorageOperationsTask(storage, search, notificationPublisher);
            metricsCounters         = new MetricsCountersManager();

            AppDomain.CurrentDomain.ProcessExit  += ShouldDispose;
            AppDomain.CurrentDomain.DomainUnload += ShouldDispose;
        }
コード例 #8
0
        protected void AssertFileIsNotBeingSynced(string fileName, IStorageActionsAccessor accessor,
                                                  bool wrapByResponseException = false)
        {
            if (FileLockManager.TimeoutExceeded(fileName, accessor))
            {
                FileLockManager.UnlockByDeletingSyncConfiguration(fileName, accessor);
            }
            else
            {
                Log.Debug("Cannot execute operation because file '{0}' is being synced", fileName);

                var beingSyncedException = new SynchronizationException(string.Format("File {0} is being synced", fileName));

                if (wrapByResponseException)
                {
                    throw new HttpResponseException(Request.CreateResponse((HttpStatusCode)420, beingSyncedException));
                }

                throw beingSyncedException;
            }
        }
コード例 #9
0
        public async Task <HttpResponseMessage> MultipartProceed(string fileSystemName)
        {
            if (!Request.Content.IsMimeMultipartContent())
            {
                throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType);
            }

            var fileName          = Request.Headers.GetValues(SyncingMultipartConstants.FileName).FirstOrDefault();
            var canonicalFilename = FileHeader.Canonize(fileName);

            var tempFileName = RavenFileNameHelper.DownloadingFileName(canonicalFilename);

            var sourceServerInfo = ReadInnerHeaders.Value <ServerInfo>(SyncingMultipartConstants.SourceServerInfo);
            var sourceFileETag   = Guid.Parse(GetHeader(Constants.MetadataEtagField).Trim('\"'));

            var report = new SynchronizationReport(canonicalFilename, sourceFileETag, SynchronizationType.ContentUpdate);

            Log.Debug("Starting to process multipart synchronization request of a file '{0}' with ETag {1} from {2}", fileName, sourceFileETag, sourceServerInfo);

            StorageStream localFile          = null;
            var           isNewFile          = false;
            var           isConflictResolved = false;

            try
            {
                Storage.Batch(accessor =>
                {
                    AssertFileIsNotBeingSynced(canonicalFilename, accessor);
                    FileLockManager.LockByCreatingSyncConfiguration(canonicalFilename, sourceServerInfo, accessor);
                });

                SynchronizationTask.IncomingSynchronizationStarted(canonicalFilename, sourceServerInfo, sourceFileETag, SynchronizationType.ContentUpdate);

                PublishSynchronizationNotification(fileSystemName, canonicalFilename, sourceServerInfo, report.Type, SynchronizationAction.Start);

                Storage.Batch(accessor => StartupProceed(canonicalFilename, accessor));

                RavenJObject sourceMetadata = GetFilteredMetadataFromHeaders(ReadInnerHeaders);

                var localMetadata = GetLocalMetadata(canonicalFilename);
                if (localMetadata != null)
                {
                    AssertConflictDetection(canonicalFilename, localMetadata, sourceMetadata, sourceServerInfo, out isConflictResolved);
                    localFile = StorageStream.Reading(Storage, canonicalFilename);
                }
                else
                {
                    isNewFile = true;
                }

                Historian.UpdateLastModified(sourceMetadata);

                var synchronizingFile = SynchronizingFileStream.CreatingOrOpeningAndWriting(Storage, Search, StorageOperationsTask, tempFileName, sourceMetadata);

                var provider = new MultipartSyncStreamProvider(synchronizingFile, localFile);

                Log.Debug("Starting to process/read multipart content of a file '{0}'", fileName);

                await Request.Content.ReadAsMultipartAsync(provider);

                Log.Debug("Multipart content of a file '{0}' was processed/read", fileName);

                report.BytesCopied     = provider.BytesCopied;
                report.BytesTransfered = provider.BytesTransfered;
                report.NeedListLength  = provider.NumberOfFileParts;

                synchronizingFile.PreventUploadComplete = false;
                synchronizingFile.Flush();
                synchronizingFile.Dispose();
                sourceMetadata["Content-MD5"] = synchronizingFile.FileHash;

                Storage.Batch(accessor => accessor.UpdateFileMetadata(tempFileName, sourceMetadata));

                Storage.Batch(accessor =>
                {
                    StorageOperationsTask.IndicateFileToDelete(canonicalFilename);
                    accessor.RenameFile(tempFileName, canonicalFilename);

                    Search.Delete(tempFileName);
                    Search.Index(canonicalFilename, sourceMetadata);
                });

                if (isNewFile)
                {
                    Log.Debug("Temporary downloading file '{0}' was renamed to '{1}'. Indexes were updated.", tempFileName, fileName);
                }
                else
                {
                    Log.Debug("Old file '{0}' was deleted. Indexes were updated.", fileName);
                }

                if (isConflictResolved)
                {
                    ConflictArtifactManager.Delete(canonicalFilename);
                }
            }
            catch (Exception ex)
            {
                if (ShouldAddExceptionToReport(ex))
                {
                    report.Exception = ex;
                }
            }
            finally
            {
                if (localFile != null)
                {
                    localFile.Dispose();
                }
            }

            if (report.Exception == null)
            {
                Log.Debug(
                    "File '{0}' was synchronized successfully from {1}. {2} bytes were transfered and {3} bytes copied. Need list length was {4}",
                    fileName, sourceServerInfo, report.BytesTransfered, report.BytesCopied, report.NeedListLength);
            }
            else
            {
                Log.WarnException(
                    string.Format("Error has occurred during synchronization of a file '{0}' from {1}", fileName, sourceServerInfo),
                    report.Exception);
            }

            FinishSynchronization(canonicalFilename, report, sourceServerInfo, sourceFileETag);

            PublishFileNotification(fileName, isNewFile ? FileChangeAction.Add : FileChangeAction.Update);
            PublishSynchronizationNotification(fileSystemName, fileName, sourceServerInfo, report.Type, SynchronizationAction.Finish);

            if (isConflictResolved)
            {
                Publisher.Publish(new ConflictNotification
                {
                    FileName = fileName,
                    Status   = ConflictStatus.Resolved
                });
            }

            return(GetMessageWithObject(report));
        }
コード例 #10
0
        public HttpResponseMessage Rename(string fileSystemName, string fileName, string rename)
        {
            bool isConflictResolved = false;

            var canonicalFilename = FileHeader.Canonize(fileName);
            var canonicalRename   = FileHeader.Canonize(rename);

            var sourceServerInfo = ReadInnerHeaders.Value <ServerInfo>(SyncingMultipartConstants.SourceServerInfo);
            var sourceFileETag   = Guid.Parse(GetHeader(Constants.MetadataEtagField).Trim('\"'));
            var sourceMetadata   = GetFilteredMetadataFromHeaders(ReadInnerHeaders);

            Log.Debug("Starting to rename a file '{0}' to '{1}' with ETag {2} from {3} because of synchronization", fileName,
                      rename, sourceFileETag, sourceServerInfo);

            var report = new SynchronizationReport(canonicalFilename, sourceFileETag, SynchronizationType.Rename);

            try
            {
                Storage.Batch(accessor =>
                {
                    AssertFileIsNotBeingSynced(canonicalFilename, accessor);
                    FileLockManager.LockByCreatingSyncConfiguration(canonicalFilename, sourceServerInfo, accessor);
                });

                SynchronizationTask.IncomingSynchronizationStarted(canonicalFilename, sourceServerInfo, sourceFileETag, SynchronizationType.Rename);

                PublishSynchronizationNotification(fileSystemName, canonicalFilename, sourceServerInfo, report.Type, SynchronizationAction.Start);

                Storage.Batch(accessor => StartupProceed(canonicalFilename, accessor));

                var localMetadata = GetLocalMetadata(canonicalFilename);

                AssertConflictDetection(canonicalFilename, localMetadata, sourceMetadata, sourceServerInfo, out isConflictResolved);

                if (isConflictResolved)
                {
                    ConflictArtifactManager.Delete(canonicalFilename);
                }

                StorageOperationsTask.RenameFile(new RenameFileOperation
                {
                    FileSystem             = FileSystem.Name,
                    Name                   = canonicalFilename,
                    Rename                 = canonicalRename,
                    MetadataAfterOperation = sourceMetadata.WithETag(sourceFileETag).DropRenameMarkers()
                });
            }
            catch (Exception ex)
            {
                if (ShouldAddExceptionToReport(ex))
                {
                    report.Exception = ex;
                    Log.WarnException(string.Format("Error was occurred during renaming synchronization of file '{0}' from {1}", fileName, sourceServerInfo), ex);
                }
            }
            finally
            {
                FinishSynchronization(canonicalFilename, report, sourceServerInfo, sourceFileETag);
            }

            PublishSynchronizationNotification(fileSystemName, canonicalFilename, sourceServerInfo, report.Type, SynchronizationAction.Finish);

            if (isConflictResolved)
            {
                Publisher.Publish(new ConflictNotification
                {
                    FileName = fileName,
                    Status   = ConflictStatus.Resolved
                });
            }

            if (report.Exception == null)
            {
                Log.Debug("File '{0}' was renamed to '{1}' during synchronization from {2}", fileName, rename, sourceServerInfo);
            }

            return(GetMessageWithObject(report));
        }
コード例 #11
0
        public HttpResponseMessage Delete(string fileSystemName, string fileName)
        {
            var canonicalFilename = FileHeader.Canonize(fileName);

            var sourceServerInfo = ReadInnerHeaders.Value <ServerInfo>(SyncingMultipartConstants.SourceServerInfo);
            var sourceFileETag   = Guid.Parse(GetHeader(Constants.MetadataEtagField).Trim('\"'));

            Log.Debug("Starting to delete a file '{0}' with ETag {1} from {2} because of synchronization", fileName, sourceFileETag, sourceServerInfo);

            var report = new SynchronizationReport(canonicalFilename, sourceFileETag, SynchronizationType.Delete);

            try
            {
                Storage.Batch(accessor =>
                {
                    AssertFileIsNotBeingSynced(canonicalFilename, accessor);
                    FileLockManager.LockByCreatingSyncConfiguration(canonicalFilename, sourceServerInfo, accessor);
                });


                SynchronizationTask.IncomingSynchronizationStarted(canonicalFilename, sourceServerInfo, sourceFileETag, SynchronizationType.Delete);

                PublishSynchronizationNotification(fileSystemName, canonicalFilename, sourceServerInfo, report.Type, SynchronizationAction.Start);

                Storage.Batch(accessor => StartupProceed(canonicalFilename, accessor));

                var localMetadata = GetLocalMetadata(canonicalFilename);

                if (localMetadata != null)
                {
                    // REVIEW: Use InnerHeaders for consistency?
                    var sourceMetadata = GetFilteredMetadataFromHeaders(Request.Headers); // Request.Headers.FilterHeadersToObject();

                    bool isConflictResolved;

                    AssertConflictDetection(canonicalFilename, localMetadata, sourceMetadata, sourceServerInfo, out isConflictResolved);

                    Storage.Batch(accessor =>
                    {
                        StorageOperationsTask.IndicateFileToDelete(canonicalFilename);

                        var tombstoneMetadata = new RavenJObject
                        {
                            {
                                SynchronizationConstants.RavenSynchronizationHistory,
                                localMetadata[SynchronizationConstants.RavenSynchronizationHistory]
                            },
                            {
                                SynchronizationConstants.RavenSynchronizationVersion,
                                localMetadata[SynchronizationConstants.RavenSynchronizationVersion]
                            },
                            {
                                SynchronizationConstants.RavenSynchronizationSource,
                                localMetadata[SynchronizationConstants.RavenSynchronizationSource]
                            }
                        }.WithDeleteMarker();

                        Historian.UpdateLastModified(tombstoneMetadata);
                        accessor.PutFile(canonicalFilename, 0, tombstoneMetadata, true);
                    });

                    PublishFileNotification(fileName, FileChangeAction.Delete);
                }
            }
            catch (Exception ex)
            {
                if (ShouldAddExceptionToReport(ex))
                {
                    report.Exception = ex;

                    Log.WarnException(string.Format("Error was occurred during deletion synchronization of file '{0}' from {1}", fileName, sourceServerInfo), ex);
                }
            }
            finally
            {
                FinishSynchronization(canonicalFilename, report, sourceServerInfo, sourceFileETag);
            }

            PublishSynchronizationNotification(fileSystemName, fileName, sourceServerInfo, report.Type, SynchronizationAction.Finish);

            if (report.Exception == null)
            {
                Log.Debug("File '{0}' was deleted during synchronization from {1}", fileName, sourceServerInfo);
            }

            return(this.GetMessageWithObject(report, HttpStatusCode.OK));
        }
コード例 #12
0
        public HttpResponseMessage UpdateMetadata(string fileSystemName, string fileName)
        {
            bool isConflictResolved = false;

            var canonicalFilename = FileHeader.Canonize(fileName);

            var sourceServerInfo = ReadInnerHeaders.Value <ServerInfo>(SyncingMultipartConstants.SourceServerInfo);
            // REVIEW: (Oren) It works, but it seems to me it is not an scalable solution.
            var sourceFileETag = Guid.Parse(GetHeader(Constants.MetadataEtagField).Trim('\"'));

            Log.Debug("Starting to update a metadata of file '{0}' with ETag {1} from {2} because of synchronization", fileName,
                      sourceFileETag, sourceServerInfo);

            var report = new SynchronizationReport(canonicalFilename, sourceFileETag, SynchronizationType.MetadataUpdate);

            try
            {
                Storage.Batch(accessor =>
                {
                    AssertFileIsNotBeingSynced(canonicalFilename, accessor);
                    FileLockManager.LockByCreatingSyncConfiguration(canonicalFilename, sourceServerInfo, accessor);
                });

                SynchronizationTask.IncomingSynchronizationStarted(canonicalFilename, sourceServerInfo, sourceFileETag, SynchronizationType.MetadataUpdate);

                PublishSynchronizationNotification(fileSystemName, canonicalFilename, sourceServerInfo, report.Type, SynchronizationAction.Start);

                Storage.Batch(accessor => StartupProceed(canonicalFilename, accessor));

                var localMetadata  = GetLocalMetadata(canonicalFilename);
                var sourceMetadata = GetFilteredMetadataFromHeaders(ReadInnerHeaders);

                AssertConflictDetection(canonicalFilename, localMetadata, sourceMetadata, sourceServerInfo, out isConflictResolved);

                Historian.UpdateLastModified(sourceMetadata);

                Storage.Batch(accessor => accessor.UpdateFileMetadata(canonicalFilename, sourceMetadata));

                Search.Index(canonicalFilename, sourceMetadata);

                if (isConflictResolved)
                {
                    ConflictArtifactManager.Delete(canonicalFilename);
                }

                PublishFileNotification(fileName, FileChangeAction.Update);
            }
            catch (Exception ex)
            {
                if (ShouldAddExceptionToReport(ex))
                {
                    report.Exception = ex;

                    Log.WarnException(
                        string.Format("Error was occurred during metadata synchronization of file '{0}' from {1}", fileName, sourceServerInfo), ex);
                }
            }
            finally
            {
                FinishSynchronization(canonicalFilename, report, sourceServerInfo, sourceFileETag);
            }

            PublishSynchronizationNotification(fileSystemName, fileName, sourceServerInfo, report.Type, SynchronizationAction.Finish);

            if (isConflictResolved)
            {
                Publisher.Publish(new ConflictNotification
                {
                    FileName = fileName,
                    Status   = ConflictStatus.Resolved
                });
            }

            if (report.Exception == null)
            {
                Log.Debug("Metadata of file '{0}' was synchronized successfully from {1}", fileName, sourceServerInfo);
            }

            return(this.GetMessageWithObject(report, HttpStatusCode.OK));
        }
コード例 #13
0
        public HttpResponseMessage Rename(string fileName, string rename)
        {
            var sourceServerInfo = InnerHeaders.Value <ServerInfo>(SyncingMultipartConstants.SourceServerInfo);
            var sourceFileETag   = Guid.Parse(InnerHeaders.GetValues("ETag").First().Trim('\"'));
            var sourceMetadata   = GetFilteredMetadataFromHeaders(InnerHeaders);

            Log.Debug("Starting to rename a file '{0}' to '{1}' with ETag {2} from {3} because of synchronization", fileName,
                      rename, sourceFileETag, sourceServerInfo);

            var report = new SynchronizationReport(fileName, sourceFileETag, SynchronizationType.Rename);

            try
            {
                Storage.Batch(accessor =>
                {
                    AssertFileIsNotBeingSynced(fileName, accessor);
                    FileLockManager.LockByCreatingSyncConfiguration(fileName, sourceServerInfo, accessor);
                });

                PublishSynchronizationNotification(fileName, sourceServerInfo, report.Type, SynchronizationAction.Start);

                Storage.Batch(accessor => StartupProceed(fileName, accessor));

                var localMetadata = GetLocalMetadata(fileName);

                bool isConflictResolved;

                AssertConflictDetection(fileName, localMetadata, sourceMetadata, sourceServerInfo, out isConflictResolved);

                if (isConflictResolved)
                {
                    ConflictArtifactManager.Delete(fileName);
                    Publisher.Publish(new ConflictResolvedNotification {
                        FileName = fileName
                    });
                }

                StorageOperationsTask.RenameFile(new RenameFileOperation
                {
                    Name   = fileName,
                    Rename = rename,
                    MetadataAfterOperation = sourceMetadata.WithETag(sourceFileETag).DropRenameMarkers()
                });
            }
            catch (Exception ex)
            {
                report.Exception = ex;
                Log.WarnException(string.Format("Error was occurred during renaming synchronization of file '{0}' from {1}", fileName, sourceServerInfo), ex);
            }
            finally
            {
                FinishSynchronization(fileName, report, sourceServerInfo, sourceFileETag);

                PublishSynchronizationNotification(fileName, sourceServerInfo, report.Type, SynchronizationAction.Finish);
            }

            if (report.Exception == null)
            {
                Log.Debug("File '{0}' was renamed to '{1}' during synchronization from {2}", fileName, rename, sourceServerInfo);
            }

            return(this.GetMessageWithObject(report, HttpStatusCode.OK));
        }