示例#1
0
        public void Update(CancellationToken cancellationToken)
        {
            Assert.MethodCalledOnlyOnce(ref _updateHasBeenCalled, "Update");
            Assert.ApplicationIsInstalled(_context.App);

            DebugLogger.Log("Updating with diff strategy.");

            var latestVersionId       = _context.App.GetLatestVersionId();
            var currentLocalVersionId = _context.App.GetInstalledVersionId();

            DebugLogger.LogVariable(latestVersionId, "latestVersionId");
            DebugLogger.LogVariable(currentLocalVersionId, "currentLocalVersionId");

            var commandFactory   = new AppUpdaterCommandFactory();
            var geolocateCommand = commandFactory.CreateGeolocateCommand();

            geolocateCommand.Prepare(_context.StatusMonitor);
            geolocateCommand.Execute(cancellationToken);

            var checkDiskSpaceCommand = commandFactory.CreateCheckDiskSpaceCommandForDiff(latestVersionId, _context);

            checkDiskSpaceCommand.Prepare(_context.StatusMonitor);
            checkDiskSpaceCommand.Execute(cancellationToken);

            var validateLicense = commandFactory.CreateValidateLicenseCommand(_context);

            validateLicense.Prepare(_context.StatusMonitor);
            validateLicense.Execute(cancellationToken);

            var diffCommandsList = new List <DiffCommands>();

            for (int i = currentLocalVersionId + 1; i <= latestVersionId; i++)
            {
                DiffCommands diffCommands;

                diffCommands.Download = commandFactory.CreateDownloadDiffPackageCommand(i, validateLicense.KeySecret,
                                                                                        geolocateCommand.CountryCode, _context);
                diffCommands.Download.Prepare(_context.StatusMonitor);

                diffCommands.Install = commandFactory.CreateInstallDiffCommand(i, _context);
                diffCommands.Install.Prepare(_context.StatusMonitor);

                diffCommandsList.Add(diffCommands);
            }

            foreach (var diffCommands in diffCommandsList)
            {
                diffCommands.Download.Execute(cancellationToken);
                diffCommands.Install.Execute(cancellationToken);
            }

            _context.App.DownloadDirectory.Clear();
        }
        public void Update(CancellationToken cancellationToken)
        {
            Assert.MethodCalledOnlyOnce(ref _updateHasBeenCalled, "Update");
            Assert.ApplicationIsInstalled(_context.App);

            DebugLogger.Log("Updating with diff strategy.");

            var latestVersionId       = _context.App.GetLatestVersionId(true, cancellationToken);
            var currentLocalVersionId = _context.App.GetInstalledVersionId();

            DebugLogger.LogVariable(latestVersionId, "latestVersionId");
            DebugLogger.LogVariable(currentLocalVersionId, "currentLocalVersionId");

            var commandFactory   = new AppUpdaterCommandFactory();
            var geolocateCommand = commandFactory.CreateGeolocateCommand();

            geolocateCommand.Prepare(_status, cancellationToken);
            geolocateCommand.Execute(cancellationToken);

            var checkDiskSpaceCommand = commandFactory.CreateCheckDiskSpaceCommandForDiff(latestVersionId, _context, cancellationToken);

            checkDiskSpaceCommand.Prepare(_status, cancellationToken);
            checkDiskSpaceCommand.Execute(cancellationToken);

            var validateLicense = commandFactory.CreateValidateLicenseCommand(_context);

            validateLicense.Prepare(_status, cancellationToken);
            validateLicense.Execute(cancellationToken);

            var diffCommandsList = new List <DiffCommands>();

            for (int i = currentLocalVersionId + 1; i <= latestVersionId; i++)
            {
                DiffCommands diffCommands;

                var resource = _context.App.RemoteData.GetDiffPackageResource(i, validateLicense.KeySecret, geolocateCommand.CountryCode, cancellationToken);

                diffCommands.Download = new DiffCommands.Context <IDownloadPackageCommand> {
                    Command = commandFactory.CreateDownloadDiffPackageCommand(i, validateLicense.KeySecret,
                                                                              geolocateCommand.CountryCode, _context, cancellationToken),
                    VersionId = i,
                    Size      = resource.Size,
                };
                diffCommands.Download.Command.Prepare(_status, cancellationToken);

                diffCommands.Install = commandFactory.CreateInstallDiffCommand(i, _context);
                diffCommands.Install.Prepare(_status, cancellationToken);

                diffCommandsList.Add(diffCommands);
            }

            foreach (var diffCommands in diffCommandsList)
            {
                var optionalParams = new PatcherStatistics.OptionalParams
                {
                    Size      = diffCommands.Download.Size,
                    VersionId = diffCommands.Download.VersionId
                };

                try
                {
                    PatcherStatistics.DispatchSendEvent(PatcherStatistics.Event.PatchDownloadStarted, optionalParams);
                    diffCommands.Download.Command.Execute(cancellationToken);
                    PatcherStatistics.DispatchSendEvent(PatcherStatistics.Event.PatchDownloadSucceeded, optionalParams);
                }
                catch (OperationCanceledException)
                {
                    PatcherStatistics.DispatchSendEvent(PatcherStatistics.Event.PatchDownloadCanceled, optionalParams);
                    throw;
                }
                catch (Exception)
                {
                    PatcherStatistics.DispatchSendEvent(PatcherStatistics.Event.PatchDownloadFailed, optionalParams);
                    throw;
                }

                diffCommands.Install.Execute(cancellationToken);
            }

            _context.App.DownloadDirectory.Clear();
        }
        public void Update(CancellationToken cancellationToken)
        {
            _logger.LogDebug("Executing content repair strategy.");
            var installedVersionId = _context.App.GetInstalledVersionId();

            string metaDestination = _context.App.DownloadDirectory.GetDiffPackageMetaPath(installedVersionId);

            var commandFactory = new AppUpdaterCommandFactory();

            var validateLicense = commandFactory.CreateValidateLicenseCommand(_context);

            validateLicense.Prepare(_status, cancellationToken);
            validateLicense.Execute(cancellationToken);

            var geolocateCommand = commandFactory.CreateGeolocateCommand();

            geolocateCommand.Prepare(_status, cancellationToken);
            geolocateCommand.Execute(cancellationToken);

            var resource = _context.App.RemoteData.GetContentPackageResource(
                installedVersionId,
                validateLicense.KeySecret,
                geolocateCommand.CountryCode,
                cancellationToken);

            if (!resource.HasMetaUrls())
            {
                throw new ArgumentException("Cannot execute content repair strategy without meta files.");
            }

            _logger.LogDebug("Downloading the meta file.");
            var downloader = new HttpDownloader(metaDestination, resource.GetMetaUrls());

            downloader.Download(cancellationToken);

            ICheckVersionIntegrityCommand checkVersionIntegrityCommand
                = commandFactory.CreateCheckVersionIntegrityCommand(installedVersionId, _context, true, true, cancellationToken);

            checkVersionIntegrityCommand.Prepare(_status, cancellationToken);
            checkVersionIntegrityCommand.Execute(cancellationToken);

            var meta = Pack1Meta.ParseFromFile(metaDestination);

            FileIntegrity[] filesIntegrity = checkVersionIntegrityCommand.Results.Files;

            var contentSummary = _context.App.RemoteMetaData.GetContentSummary(installedVersionId, cancellationToken);

            foreach (var invalidVersionIdFile in filesIntegrity.Where(x =>
                                                                      x.Status == FileIntegrityStatus.InvalidVersion).ToArray())
            {
                var fileName = invalidVersionIdFile.FileName;
                var file     = contentSummary.Files.First(x => x.Path == fileName);

                var localPath = _context.App.LocalDirectory.Path.PathCombine(file.Path);

                string actualFileHash = HashCalculator.ComputeFileHash(localPath);
                if (actualFileHash != file.Hash)
                {
                    FileOperations.Delete(localPath, cancellationToken);
                    _context.App.LocalMetaData.RegisterEntry(fileName, installedVersionId);
                    invalidVersionIdFile.Status = FileIntegrityStatus.MissingData;
                }
                else
                {
                    _context.App.LocalMetaData.RegisterEntry(fileName, installedVersionId);
                    invalidVersionIdFile.Status = FileIntegrityStatus.Ok;
                }
            }

            Pack1Meta.FileEntry[] brokenFiles = filesIntegrity
                                                // Filter only files with invalid size, hash or missing entirely
                                                .Where(f => f.Status == FileIntegrityStatus.InvalidHash ||
                                                       f.Status == FileIntegrityStatus.InvalidSize ||
                                                       f.Status == FileIntegrityStatus.MissingData)
                                                // Map to file entires from meta
                                                .Select(integrity => meta.Files.SingleOrDefault(file => file.Name == integrity.FileName))
                                                // Filter only regular files
                                                .Where(file => file.Type == Pack1Meta.RegularFileType)
                                                .ToArray();

            if (brokenFiles.Length == 0)
            {
                _logger.LogDebug("Nothing to repair.");
                return;
            }
            _logger.LogDebug(string.Format("Broken files count: {0}", brokenFiles.Length));

            IRepairFilesCommand repairCommand = commandFactory.CreateRepairFilesCommand(
                installedVersionId,
                _context,
                resource,
                brokenFiles,
                meta);

            repairCommand.Prepare(_status, cancellationToken);
            repairCommand.Execute(cancellationToken);
        }