public async Task PlatformExportBackgroundAsync(PlatformImportExportRequest exportRequest, PlatformExportPushNotification pushNotification, IJobCancellationToken cancellationToken, PerformContext context) { void progressCallback(ExportImportProgressInfo x) { pushNotification.Path(x); pushNotification.JobId = context.BackgroundJob.Id; _pushNotifier.Send(pushNotification); } try { var fileName = string.Format(_platformOptions.DefaultExportFileName, DateTime.UtcNow); var localTmpFolder = Path.GetFullPath(Path.Combine(_platformOptions.DefaultExportFolder)); var localTmpPath = Path.Combine(localTmpFolder, Path.GetFileName(fileName)); if (!Directory.Exists(localTmpFolder)) { Directory.CreateDirectory(localTmpFolder); } if (System.IO.File.Exists(localTmpPath)) { System.IO.File.Delete(localTmpPath); } //Import first to local tmp folder because Azure blob storage doesn't support some special file access mode using (var stream = System.IO.File.OpenWrite(localTmpPath)) { var manifest = exportRequest.ToManifest(); await _platformExportManager.ExportAsync(stream, manifest, progressCallback, new JobCancellationTokenWrapper(cancellationToken)); pushNotification.DownloadUrl = $"api/platform/export/download/{fileName}"; } } catch (JobAbortedException) { //do nothing } catch (Exception ex) { pushNotification.Errors.Add(ex.ExpandExceptionMessage()); } finally { pushNotification.Description = "Export finished"; pushNotification.Finished = DateTime.UtcNow; await _pushNotifier.SendAsync(pushNotification); } }
public async Task PlatformExportBackgroundAsync(PlatformImportExportRequest exportRequest, PlatformExportPushNotification pushNotification, IJobCancellationToken cancellationToken, PerformContext context) { Action <ExportImportProgressInfo> progressCallback = x => { pushNotification.Path(x); pushNotification.JobId = context.BackgroundJob.Id; _pushNotifier.SendAsync(pushNotification); }; try { const string relativeUrl = "tmp/exported_data.zip"; var localTmpFolder = _hostEnv.MapPath(Path.Combine(_platformOptions.LocalUploadFolderPath, "tmp")); var localTmpPath = Path.Combine(localTmpFolder, "exported_data.zip"); if (!Directory.Exists(localTmpFolder)) { Directory.CreateDirectory(localTmpFolder); } //Import first to local tmp folder because Azure blob storage doesn't support some special file access mode using (var stream = System.IO.File.Open(localTmpPath, FileMode.OpenOrCreate)) { var manifest = exportRequest.ToManifest(); await _platformExportManager.ExportAsync(stream, manifest, progressCallback, new JobCancellationTokenWrapper(cancellationToken)); } //Copy export data to blob provider for get public download url using (var localStream = System.IO.File.Open(localTmpPath, FileMode.Open)) using (var blobStream = _blobStorageProvider.OpenWrite(relativeUrl)) { localStream.CopyTo(blobStream); //Get a download url pushNotification.DownloadUrl = _blobUrlResolver.GetAbsoluteUrl(relativeUrl); } } catch (JobAbortedException) { //do nothing } catch (Exception ex) { pushNotification.Errors.Add(ex.ExpandExceptionMessage()); } finally { pushNotification.Description = "Export finished"; pushNotification.Finished = DateTime.UtcNow; await _pushNotifier.SendAsync(pushNotification); } }