public async Task ThrowsSteamKitWebExceptionOnUnsuccessfulWebResponse() { var configuration = SteamConfiguration.Create(x => x.WithHttpClientFactory(() => new HttpClient(new TeapotHttpMessageHandler()))); var steam = new SteamClient(configuration); var client = new CDNClient(steam); try { await client.DownloadManifestAsync(0, 0, "localhost", "12345"); throw new InvalidOperationException("This should be unreachable."); } catch (SteamKitWebRequestException ex) { Assert.Equal((HttpStatusCode)418, ex.StatusCode); } }
private async Task DownloadDepots(uint appID, List <ManifestJob> depots) { Log.WriteDebug("Depot Downloader", "Will process {0} depots ({1} depot locks left)", depots.Count(), DepotLocks.Count); var processTasks = new List <Task <EResult> >(); bool anyFilesDownloaded = false; foreach (var depot in depots) { var instance = depot.Anonymous ? Steam.Anonymous.Apps : Steam.Instance.Apps; depot.DepotKey = await GetDepotDecryptionKey(instance, depot.DepotID, appID); if (depot.DepotKey == null) { RemoveLock(depot.DepotID); continue; } var cdnToken = await GetCDNAuthToken(instance, appID, depot.DepotID); if (cdnToken == null) { RemoveLock(depot.DepotID); Log.WriteDebug("Depot Downloader", "Got a depot key for depot {0} but no cdn auth token", depot.DepotID); continue; } depot.CDNToken = cdnToken.Token; depot.Server = GetContentServer(); DepotManifest depotManifest = null; string lastError = string.Empty; for (var i = 0; i <= 5; i++) { try { depotManifest = await CDNClient.DownloadManifestAsync(depot.DepotID, depot.ManifestID, depot.Server, depot.CDNToken, depot.DepotKey); break; } catch (Exception e) { lastError = e.Message; Log.WriteError("Depot Processor", "Failed to download depot manifest for app {0} depot {1} ({2}: {3}) (#{4})", appID, depot.DepotID, depot.Server, lastError, i); } // TODO: get new auth key if auth fails depot.Server = GetContentServer(); if (depotManifest == null) { await Task.Delay(Utils.ExponentionalBackoff(i)); } } if (depotManifest == null) { LocalConfig.CDNAuthTokens.TryRemove(depot.DepotID, out _); RemoveLock(depot.DepotID); if (FileDownloader.IsImportantDepot(depot.DepotID)) { IRC.Instance.SendOps("{0}[{1}]{2} Failed to download manifest ({3})", Colors.OLIVE, depot.DepotName, Colors.NORMAL, lastError); } if (!Settings.IsFullRun) { JobManager.AddJob(() => Steam.Instance.Apps.PICSGetAccessTokens(appID, null)); } continue; } var task = ProcessDepotAfterDownload(depot, depotManifest); processTasks.Add(task); if (!FileDownloader.IsImportantDepot(depot.DepotID)) { continue; } task = TaskManager.Run(async() => { var result = EResult.Fail; try { result = await FileDownloader.DownloadFilesFromDepot(depot, depotManifest); if (result == EResult.OK) { anyFilesDownloaded = true; } } catch (Exception e) { ErrorReporter.Notify($"Depot Processor {depot.DepotID}", e); } return(result); }).Unwrap(); processTasks.Add(task); } if (SaveLocalConfig) { SaveLocalConfig = false; LocalConfig.Save(); } await Task.WhenAll(processTasks).ConfigureAwait(false); Log.WriteDebug("Depot Downloader", "{0} depot downloads finished", depots.Count()); // TODO: use ContinueWith on tasks if (!anyFilesDownloaded) { foreach (var depot in depots) { RemoveLock(depot.DepotID); } return; } if (!File.Exists(UpdateScript)) { return; } lock (UpdateScriptLock) { foreach (var depot in depots) { if (depot.Result == EResult.OK) { RunUpdateScript(string.Format("{0} no-git", depot.DepotID)); } else if (depot.Result != EResult.Ignored) { Log.WriteWarn("Depot Processor", "Dropping stored token for {0} due to download failures", depot.DepotID); LocalConfig.CDNAuthTokens.TryRemove(depot.DepotID, out _); using (var db = Database.Get()) { // Mark this depot for redownload db.Execute("UPDATE `Depots` SET `LastManifestID` = 0 WHERE `DepotID` = @DepotID", new { depot.DepotID }); } } RemoveLock(depot.DepotID); } // Only commit changes if all depots downloaded if (processTasks.All(x => x.Result == EResult.OK || x.Result == EResult.Ignored)) { if (!RunUpdateScript(appID, depots.First().BuildID)) { RunUpdateScript("0"); } } else { Log.WriteDebug("Depot Processor", "Reprocessing the app {0} because some files failed to download", appID); IRC.Instance.SendOps("{0}[{1}]{2} Reprocessing the app due to download failures", Colors.OLIVE, Steam.GetAppName(appID), Colors.NORMAL ); JobManager.AddJob(() => Steam.Instance.Apps.PICSGetAccessTokens(appID, null)); } } }
private static async Task DownloadSteam3Async(uint appId, List <DepotDownloadInfo> depots) { ulong TotalBytesCompressed = 0; ulong TotalBytesUncompressed = 0; foreach (var depot in depots) { ulong DepotBytesCompressed = 0; ulong DepotBytesUncompressed = 0; Console.WriteLine("Downloading depot {0} - {1}", depot.id, depot.contentName); CancellationTokenSource cts = new CancellationTokenSource(); cdnPool.ExhaustedToken = cts; ProtoManifest oldProtoManifest = null; ProtoManifest newProtoManifest = null; string configDir = Path.Combine(depot.installDir, CONFIG_DIR); ulong lastManifestId = INVALID_MANIFEST_ID; DepotConfigStore.Instance.InstalledManifestIDs.TryGetValue(depot.id, out lastManifestId); // In case we have an early exit, this will force equiv of verifyall next run. DepotConfigStore.Instance.InstalledManifestIDs[depot.id] = INVALID_MANIFEST_ID; DepotConfigStore.Save(); if (lastManifestId != INVALID_MANIFEST_ID) { var oldManifestFileName = Path.Combine(configDir, string.Format("{0}.bin", lastManifestId)); if (File.Exists(oldManifestFileName)) { byte[] expectedChecksum, currentChecksum; try { expectedChecksum = File.ReadAllBytes(oldManifestFileName + ".sha"); } catch (IOException) { expectedChecksum = null; } oldProtoManifest = ProtoManifest.LoadFromFile(oldManifestFileName, out currentChecksum); if (expectedChecksum == null || !expectedChecksum.SequenceEqual(currentChecksum)) { // We only have to show this warning if the old manifest ID was different if (lastManifestId != depot.manifestId) { Console.WriteLine("Manifest {0} on disk did not match the expected checksum.", lastManifestId); } oldProtoManifest = null; } } } if (lastManifestId == depot.manifestId && oldProtoManifest != null) { newProtoManifest = oldProtoManifest; Console.WriteLine("Already have manifest {0} for depot {1}.", depot.manifestId, depot.id); } else { var newManifestFileName = Path.Combine(configDir, string.Format("{0}.bin", depot.manifestId)); if (newManifestFileName != null) { byte[] expectedChecksum, currentChecksum; try { expectedChecksum = File.ReadAllBytes(newManifestFileName + ".sha"); } catch (IOException) { expectedChecksum = null; } newProtoManifest = ProtoManifest.LoadFromFile(newManifestFileName, out currentChecksum); if (newProtoManifest != null && (expectedChecksum == null || !expectedChecksum.SequenceEqual(currentChecksum))) { Console.WriteLine("Manifest {0} on disk did not match the expected checksum.", depot.manifestId); newProtoManifest = null; } } if (newProtoManifest != null) { Console.WriteLine("Already have manifest {0} for depot {1}.", depot.manifestId, depot.id); } else { Console.Write("Downloading depot manifest..."); DepotManifest depotManifest = null; while (depotManifest == null) { CDNClient client = null; try { client = await cdnPool.GetConnectionForDepotAsync(appId, depot.id, depot.depotKey, CancellationToken.None).ConfigureAwait(false); depotManifest = await client.DownloadManifestAsync(depot.id, depot.manifestId).ConfigureAwait(false); cdnPool.ReturnConnection(client); } catch (WebException e) { cdnPool.ReturnBrokenConnection(client); if (e.Status == WebExceptionStatus.ProtocolError) { var response = e.Response as HttpWebResponse; if (response.StatusCode == HttpStatusCode.Unauthorized || response.StatusCode == HttpStatusCode.Forbidden) { Console.WriteLine("Encountered 401 for depot manifest {0} {1}. Aborting.", depot.id, depot.manifestId); break; } else { Console.WriteLine("Encountered error downloading depot manifest {0} {1}: {2}", depot.id, depot.manifestId, response.StatusCode); } } else { Console.WriteLine("Encountered error downloading manifest for depot {0} {1}: {2}", depot.id, depot.manifestId, e.Status); } } catch (Exception e) { cdnPool.ReturnBrokenConnection(client); Console.WriteLine("Encountered error downloading manifest for depot {0} {1}: {2}", depot.id, depot.manifestId, e.Message); } } if (depotManifest == null) { Console.WriteLine("\nUnable to download manifest {0} for depot {1}", depot.manifestId, depot.id); return; } byte[] checksum; newProtoManifest = new ProtoManifest(depotManifest, depot.manifestId); newProtoManifest.SaveToFile(newManifestFileName, out checksum); File.WriteAllBytes(newManifestFileName + ".sha", checksum); Console.WriteLine(" Done!"); } } newProtoManifest.Files.Sort((x, y) => { return(x.FileName.CompareTo(y.FileName)); }); if (Config.DownloadManifestOnly) { StringBuilder manifestBuilder = new StringBuilder(); string txtManifest = Path.Combine(depot.installDir, string.Format("manifest_{0}.txt", depot.id)); foreach (var file in newProtoManifest.Files) { if (file.Flags.HasFlag(EDepotFileFlag.Directory)) { continue; } manifestBuilder.Append(string.Format("{0}\n", file.FileName)); } File.WriteAllText(txtManifest, manifestBuilder.ToString()); continue; } ulong complete_download_size = 0; ulong size_downloaded = 0; string stagingDir = Path.Combine(depot.installDir, STAGING_DIR); var filesAfterExclusions = newProtoManifest.Files.AsParallel().Where(f => TestIsFileIncluded(f.FileName)).ToList(); // Pre-process filesAfterExclusions.ForEach(file => { var fileFinalPath = Path.Combine(depot.installDir, file.FileName); var fileStagingPath = Path.Combine(stagingDir, file.FileName); if (file.Flags.HasFlag(EDepotFileFlag.Directory)) { Directory.CreateDirectory(fileFinalPath); Directory.CreateDirectory(fileStagingPath); } else { // Some manifests don't explicitly include all necessary directories Directory.CreateDirectory(Path.GetDirectoryName(fileFinalPath)); Directory.CreateDirectory(Path.GetDirectoryName(fileStagingPath)); complete_download_size += file.TotalSize; } }); var semaphore = new SemaphoreSlim(Config.MaxDownloads); var files = filesAfterExclusions.Where(f => !f.Flags.HasFlag(EDepotFileFlag.Directory)).ToArray(); var tasks = new Task[files.Length]; for (var i = 0; i < files.Length; i++) { var file = files[i]; var task = Task.Run(async() => { cts.Token.ThrowIfCancellationRequested(); try { await semaphore.WaitAsync().ConfigureAwait(false); cts.Token.ThrowIfCancellationRequested(); string fileFinalPath = Path.Combine(depot.installDir, file.FileName); string fileStagingPath = Path.Combine(stagingDir, file.FileName); // This may still exist if the previous run exited before cleanup if (File.Exists(fileStagingPath)) { File.Delete(fileStagingPath); } FileStream fs = null; List <ProtoManifest.ChunkData> neededChunks; FileInfo fi = new FileInfo(fileFinalPath); if (!fi.Exists) { // create new file. need all chunks fs = File.Create(fileFinalPath); fs.SetLength(( long )file.TotalSize); neededChunks = new List <ProtoManifest.ChunkData>(file.Chunks); } else { // open existing ProtoManifest.FileData oldManifestFile = null; if (oldProtoManifest != null) { oldManifestFile = oldProtoManifest.Files.SingleOrDefault(f => f.FileName == file.FileName); } if (oldManifestFile != null) { neededChunks = new List <ProtoManifest.ChunkData>(); if (Config.VerifyAll || !oldManifestFile.FileHash.SequenceEqual(file.FileHash)) { // we have a version of this file, but it doesn't fully match what we want var matchingChunks = new List <ChunkMatch>(); foreach (var chunk in file.Chunks) { var oldChunk = oldManifestFile.Chunks.FirstOrDefault(c => c.ChunkID.SequenceEqual(chunk.ChunkID)); if (oldChunk != null) { matchingChunks.Add(new ChunkMatch(oldChunk, chunk)); } else { neededChunks.Add(chunk); } } File.Move(fileFinalPath, fileStagingPath); fs = File.Open(fileFinalPath, FileMode.Create); fs.SetLength(( long )file.TotalSize); using (var fsOld = File.Open(fileStagingPath, FileMode.Open)) { foreach (var match in matchingChunks) { fsOld.Seek(( long )match.OldChunk.Offset, SeekOrigin.Begin); byte[] tmp = new byte[match.OldChunk.UncompressedLength]; fsOld.Read(tmp, 0, tmp.Length); byte[] adler = Util.AdlerHash(tmp); if (!adler.SequenceEqual(match.OldChunk.Checksum)) { neededChunks.Add(match.NewChunk); } else { fs.Seek(( long )match.NewChunk.Offset, SeekOrigin.Begin); fs.Write(tmp, 0, tmp.Length); } } } File.Delete(fileStagingPath); } } else { // No old manifest or file not in old manifest. We must validate. fs = File.Open(fileFinalPath, FileMode.Open); if (( ulong )fi.Length != file.TotalSize) { fs.SetLength(( long )file.TotalSize); } neededChunks = Util.ValidateSteam3FileChecksums(fs, file.Chunks.OrderBy(x => x.Offset).ToArray()); } if (neededChunks.Count() == 0) { size_downloaded += file.TotalSize; Console.WriteLine("{0,6:#00.00}% {1}", (( float )size_downloaded / ( float )complete_download_size) * 100.0f, fileFinalPath); if (fs != null) { fs.Dispose(); } return; } else { size_downloaded += (file.TotalSize - ( ulong )neededChunks.Select(x => ( long )x.UncompressedLength).Sum()); } } foreach (var chunk in neededChunks) { if (cts.IsCancellationRequested) { break; } string chunkID = Util.EncodeHexString(chunk.ChunkID); CDNClient.DepotChunk chunkData = null; while (!cts.IsCancellationRequested) { CDNClient client; try { client = await cdnPool.GetConnectionForDepotAsync(appId, depot.id, depot.depotKey, cts.Token).ConfigureAwait(false); } catch (OperationCanceledException) { break; } DepotManifest.ChunkData data = new DepotManifest.ChunkData(); data.ChunkID = chunk.ChunkID; data.Checksum = chunk.Checksum; data.Offset = chunk.Offset; data.CompressedLength = chunk.CompressedLength; data.UncompressedLength = chunk.UncompressedLength; try { chunkData = await client.DownloadDepotChunkAsync(depot.id, data).ConfigureAwait(false); cdnPool.ReturnConnection(client); break; } catch (WebException e) { cdnPool.ReturnBrokenConnection(client); if (e.Status == WebExceptionStatus.ProtocolError) { var response = e.Response as HttpWebResponse; if (response.StatusCode == HttpStatusCode.Unauthorized || response.StatusCode == HttpStatusCode.Forbidden) { Console.WriteLine("Encountered 401 for chunk {0}. Aborting.", chunkID); cts.Cancel(); break; } else { Console.WriteLine("Encountered error downloading chunk {0}: {1}", chunkID, response.StatusCode); } } else { Console.WriteLine("Encountered error downloading chunk {0}: {1}", chunkID, e.Status); } } catch (Exception e) { cdnPool.ReturnBrokenConnection(client); Console.WriteLine("Encountered unexpected error downloading chunk {0}: {1}", chunkID, e.Message); } } if (chunkData == null) { Console.WriteLine("Failed to find any server with chunk {0} for depot {1}. Aborting.", chunkID, depot.id); cts.Cancel(); } // Throw the cancellation exception if requested so that this task is marked failed cts.Token.ThrowIfCancellationRequested(); TotalBytesCompressed += chunk.CompressedLength; DepotBytesCompressed += chunk.CompressedLength; TotalBytesUncompressed += chunk.UncompressedLength; DepotBytesUncompressed += chunk.UncompressedLength; fs.Seek(( long )chunk.Offset, SeekOrigin.Begin); fs.Write(chunkData.Data, 0, chunkData.Data.Length); size_downloaded += chunk.UncompressedLength; } fs.Dispose(); Console.WriteLine("{0,6:#00.00}% {1}", (( float )size_downloaded / ( float )complete_download_size) * 100.0f, fileFinalPath); } finally { semaphore.Release(); } }); tasks[i] = task; } await Task.WhenAll(tasks).ConfigureAwait(false); DepotConfigStore.Instance.InstalledManifestIDs[depot.id] = depot.manifestId; DepotConfigStore.Save(); Console.WriteLine("Depot {0} - Downloaded {1} bytes ({2} bytes uncompressed)", depot.id, DepotBytesCompressed, DepotBytesUncompressed); } Console.WriteLine("Total downloaded: {0} bytes ({1} bytes uncompressed) from {2} depots", TotalBytesCompressed, TotalBytesUncompressed, depots.Count); }
private static async Task DownloadSteam3Async(uint appId, List <DepotDownloadInfo> depots, Action downloadCompleteAction = null) { ulong TotalBytesCompressed = 0; ulong TotalBytesUncompressed = 0; foreach (var depot in depots) { ulong DepotBytesCompressed = 0; ulong DepotBytesUncompressed = 0; DebugLog.WriteLine("ContentDownloader", "Downloading depot " + depot.id + " - " + depot.contentName); CancellationTokenSource cts = new CancellationTokenSource(); cdnPool.ExhaustedToken = cts; ProtoManifest oldProtoManifest = null; ProtoManifest downloadManifest = null; string configDir = Path.Combine(depot.installDir, CONFIG_DIR); ulong lastManifestId = INVALID_MANIFEST_ID; ConfigStore.TheConfig.LastManifests.TryGetValue(depot.id, out lastManifestId); // In case we have an early exit, this will force equiv of verifyall next run. ConfigStore.TheConfig.LastManifests[depot.id] = INVALID_MANIFEST_ID; ConfigStore.Save(); if (lastManifestId != INVALID_MANIFEST_ID) { var oldManifestFileName = Path.Combine(configDir, string.Format("{0}.bin", lastManifestId)); DebugLog.WriteLine(DEBUG_NAME_FILES, "Checking if " + oldManifestFileName + " exists"); if (File.Exists(oldManifestFileName)) { DebugLog.WriteLine(DEBUG_NAME_FILES, oldManifestFileName + " exists, reading!"); oldProtoManifest = ProtoManifest.LoadFromFile(oldManifestFileName); } } if (lastManifestId == depot.manifestId && oldProtoManifest != null) { downloadManifest = oldProtoManifest; DebugLog.WriteLine("ContentDownloader", "Already have manifest " + depot.manifestId + " for depot " + depot.id + "."); } else { var newManifestFileName = Path.Combine(configDir, string.Format("{0}.bin", depot.manifestId)); if (newManifestFileName != null) { downloadManifest = ProtoManifest.LoadFromFile(newManifestFileName); } if (downloadManifest != null) { DebugLog.WriteLine("ContentDownloader", "Already have manifest " + depot.manifestId + " for depot " + depot.id + "."); } else { DebugLog.WriteLine("ContentDownloader", "Downloading depot manifest..."); DepotManifest depotManifest = null; while (depotManifest == null) { CDNClient client = null; try { client = await cdnPool.GetConnectionForDepotAsync(appId, depot.id, depot.depotKey, CancellationToken.None).ConfigureAwait(false); //client = await cdnPool.GetConnectionForDepotAsync(appId, depot.id, depot.depotKey, CancellationToken.None); depotManifest = await client.DownloadManifestAsync(depot.id, depot.manifestId).ConfigureAwait(false); //depotManifest = await client.DownloadManifestAsync(depot.id, depot.manifestId); cdnPool.ReturnConnection(client); } catch (WebException e) { cdnPool.ReturnBrokenConnection(client); if (e.Status == WebExceptionStatus.ProtocolError) { var response = e.Response as HttpWebResponse; if (response.StatusCode == HttpStatusCode.Unauthorized || response.StatusCode == HttpStatusCode.Forbidden) { DebugLog.WriteLine("ContentDownloader", "Encountered 401 for depot manifest " + depot.id + " " + depot.manifestId + ". Aborting."); break; } else { DebugLog.WriteLine("ContentDownloader", "Encountered error downloading depot manifest " + depot.id + " " + depot.manifestId + ": " + response.StatusCode); } } else { DebugLog.WriteLine("ContentDownloader", "Encountered error downloading manifest for depot " + depot.id + " " + depot.manifestId + ": " + e.Status); } } catch (Exception e) { cdnPool.ReturnBrokenConnection(client); DebugLog.WriteLine("ContentDownloader", "Encountered error downloading manifest for depot " + depot.id + " " + depot.manifestId + ": " + e.Message); } } if (depotManifest == null) { DebugLog.WriteLine("ContentDownloader", "\nUnable to download manifest " + depot.manifestId + " for depot " + depot.id); return; } downloadManifest = new ProtoManifest(depotManifest, depot.manifestId); downloadManifest.SaveToFile(newManifestFileName); DebugLog.WriteLine("ContentDownloader", "Done!"); } } downloadManifest.Files.Sort((x, y) => { return(x.FileName.CompareTo(y.FileName)); }); if (downloadManifest != null) { onManifestReceived?.Invoke(appId, depot.id, depot.contentName, downloadManifest); } if (Config.DownloadManifestOnly) { continue; } complete_download_size = 0; size_downloaded = 0; string stagingDir = Path.Combine(depot.installDir, STAGING_DIR); var filesAfterExclusions = downloadManifest.Files.Where(f => TestIsFileIncluded(f.FileName)).ToList(); // Pre-process filesAfterExclusions.ForEach(file => { var fileFinalPath = Path.Combine(depot.installDir, file.FileName); var fileStagingPath = Path.Combine(stagingDir, file.FileName); if (file.Flags.HasFlag(EDepotFileFlag.Directory)) { Directory.CreateDirectory(fileFinalPath); Directory.CreateDirectory(fileStagingPath); } else { // Some manifests don't explicitly include all necessary directories Directory.CreateDirectory(Path.GetDirectoryName(fileFinalPath)); Directory.CreateDirectory(Path.GetDirectoryName(fileStagingPath)); complete_download_size += file.TotalSize; } }); var semaphore = new SemaphoreSlim(Config.MaxDownloads); var files = filesAfterExclusions.Where(f => !f.Flags.HasFlag(EDepotFileFlag.Directory)).ToArray(); var tasks = new Task[files.Length]; for (var i = 0; i < files.Length; i++) { var file = files[i]; var task = Task.Run(async() => { cts.Token.ThrowIfCancellationRequested(); try { await semaphore.WaitAsync().ConfigureAwait(false); //await semaphore.WaitAsync(); cts.Token.ThrowIfCancellationRequested(); string fileFinalPath = Path.Combine(depot.installDir, file.FileName); string fileStagingPath = Path.Combine(stagingDir, file.FileName); // This may still exist if the previous run exited before cleanup DebugLog.WriteLine(DEBUG_NAME_FILES, "Checking if " + fileStagingPath + " exists"); if (File.Exists(fileStagingPath)) { DebugLog.WriteLine(DEBUG_NAME_FILES, fileStagingPath + " exists, deleting!"); File.Delete(fileStagingPath); } List <ProtoManifest.ChunkData> neededChunks; FileInfo fi = new FileInfo(fileFinalPath); DebugLog.WriteLine(DEBUG_NAME_FILES, "Checking if " + fileFinalPath + " exists"); if (!fi.Exists) { // create new file. need all chunks DebugLog.WriteLine(DEBUG_NAME_FILES, fileFinalPath + " does not exist, creating!"); using (FileStream fs = File.Create(fileFinalPath)) { fs.SetLength((long)file.TotalSize); neededChunks = new List <ProtoManifest.ChunkData>(file.Chunks); } } else { // open existing ProtoManifest.FileData oldManifestFile = null; if (oldProtoManifest != null) { oldManifestFile = oldProtoManifest.Files.SingleOrDefault(f => f.FileName == file.FileName); } if (oldManifestFile != null) { neededChunks = new List <ProtoManifest.ChunkData>(); if (Config.VerifyAll || !oldManifestFile.FileHash.SequenceEqual(file.FileHash)) { // we have a version of this file, but it doesn't fully match what we want var matchingChunks = new List <ChunkMatch>(); foreach (var chunk in file.Chunks) { var oldChunk = oldManifestFile.Chunks.FirstOrDefault(c => c.ChunkID.SequenceEqual(chunk.ChunkID)); if (oldChunk != null) { matchingChunks.Add(new ChunkMatch(oldChunk, chunk)); } else { neededChunks.Add(chunk); } } DebugLog.WriteLine(DEBUG_NAME_FILES, "Moving file " + fileFinalPath + " to " + fileStagingPath); File.Move(fileFinalPath, fileStagingPath); DebugLog.WriteLine(DEBUG_NAME_FILES, "Creating file " + fileFinalPath); using (FileStream fs = File.Open(fileFinalPath, FileMode.Create)) { fs.SetLength((long)file.TotalSize); DebugLog.WriteLine(DEBUG_NAME_FILES, "Opening file " + fileStagingPath); using (var fsOld = File.Open(fileStagingPath, FileMode.Open)) { foreach (var match in matchingChunks) { fsOld.Seek((long)match.OldChunk.Offset, SeekOrigin.Begin); byte[] tmp = new byte[match.OldChunk.UncompressedLength]; fsOld.Read(tmp, 0, tmp.Length); byte[] adler = Util.AdlerHash(tmp); if (!adler.SequenceEqual(match.OldChunk.Checksum)) { neededChunks.Add(match.NewChunk); } else { fs.Seek((long)match.NewChunk.Offset, SeekOrigin.Begin); fs.Write(tmp, 0, tmp.Length); } } } } DebugLog.WriteLine(DEBUG_NAME_FILES, "Deleting file " + fileStagingPath); File.Delete(fileStagingPath); } } else { // No old manifest or file not in old manifest. We must validate. DebugLog.WriteLine(DEBUG_NAME_FILES, "Opening file " + fileFinalPath); using (FileStream fs = File.Open(fileFinalPath, FileMode.Open)) { if ((ulong)fi.Length != file.TotalSize) { fs.SetLength((long)file.TotalSize); } neededChunks = Util.ValidateSteam3FileChecksums(fs, file.Chunks.OrderBy(x => x.Offset).ToArray()); } } if (neededChunks.Count() == 0) { size_downloaded += file.TotalSize; DebugLog.WriteLine("ContentDownloader", DownloadPercent * 100.0f + "% " + fileFinalPath); return; } else { size_downloaded += (file.TotalSize - ( ulong )neededChunks.Select(x => ( long )x.UncompressedLength).Sum()); } } DebugLog.WriteLine(DEBUG_NAME_FILES, "Opening file " + fileFinalPath); using (FileStream fs = File.Open(fileFinalPath, FileMode.Open)) { foreach (var chunk in neededChunks) { if (cts.IsCancellationRequested) { break; } string chunkID = Util.EncodeHexString(chunk.ChunkID); CDNClient.DepotChunk chunkData = null; while (!cts.IsCancellationRequested) { CDNClient client; try { client = await cdnPool.GetConnectionForDepotAsync(appId, depot.id, depot.depotKey, cts.Token).ConfigureAwait(false); //client = await cdnPool.GetConnectionForDepotAsync(appId, depot.id, depot.depotKey, cts.Token); } catch (OperationCanceledException) { break; } DepotManifest.ChunkData data = new DepotManifest.ChunkData(); data.ChunkID = chunk.ChunkID; data.Checksum = chunk.Checksum; data.Offset = chunk.Offset; data.CompressedLength = chunk.CompressedLength; data.UncompressedLength = chunk.UncompressedLength; try { //chunkData = await client.DownloadDepotChunkAsStreamAsync(depot.id, data).ConfigureAwait(false); chunkData = client.DownloadDepotChunkAsStreamAsync(depot.id, data).Result; //chunkData = await client.DownloadDepotChunkAsync(depot.id, data); cdnPool.ReturnConnection(client); break; } catch (WebException e) { cdnPool.ReturnBrokenConnection(client); if (e.Status == WebExceptionStatus.ProtocolError) { var response = e.Response as HttpWebResponse; if (response.StatusCode == HttpStatusCode.Unauthorized || response.StatusCode == HttpStatusCode.Forbidden) { DebugLog.WriteLine("ContentDownloader", "Encountered 401 for chunk " + chunkID + ". Aborting."); cts.Cancel(); break; } else { DebugLog.WriteLine("ContentDownloader", "Encountered error downloading chunk " + chunkID + ": " + response.StatusCode); } } else { DebugLog.WriteLine("ContentDownloader", "Encountered error downloading chunk " + chunkID + ": " + e.Status); } } catch (Exception e) { cdnPool.ReturnBrokenConnection(client); DebugLog.WriteLine("ContentDownloader", "Encountered unexpected error downloading chunk " + chunkID + ": " + e.Message); } } if (chunkData == null) { DebugLog.WriteLine("ContentDownloader", "Failed to find any server with chunk " + chunkID + " for depot " + depot.id + ". Aborting."); cts.Cancel(); return; } TotalBytesCompressed += chunk.CompressedLength; DepotBytesCompressed += chunk.CompressedLength; TotalBytesUncompressed += chunk.UncompressedLength; DepotBytesUncompressed += chunk.UncompressedLength; using (chunkData.DataStream) { fs.Seek((long)chunk.Offset, SeekOrigin.Begin); chunkData.DataStream.CopyTo(fs); //fs.Write(chunkData.Data, 0, chunkData.Data.Length); } size_downloaded += chunk.UncompressedLength; } } DebugLog.WriteLine("ContentDownloader", DownloadPercent * 100.0f + "% " + fileFinalPath); } finally { semaphore.Release(); } }); tasks[i] = task; } Task.WaitAll(tasks); ConfigStore.TheConfig.LastManifests[depot.id] = depot.manifestId; ConfigStore.Save(); DebugLog.WriteLine("ContentDownloader", "Depot " + depot.id + " - Downloaded " + DepotBytesCompressed + " bytes (" + DepotBytesUncompressed + " bytes uncompressed)"); } IsDownloading = false; downloadCompleteAction?.Invoke(); onDownloadCompleted?.Invoke(); DebugLog.WriteLine("ContentDownloader", "Total downloaded: " + TotalBytesCompressed + " bytes (" + TotalBytesUncompressed + " bytes uncompressed) from " + depots.Count + " depots"); }
private async Task DownloadDepots(uint appID, List <ManifestJob> depots) { Log.WriteDebug(nameof(DepotProcessor), $"Will process {depots.Count} depots from app {appID} ({DepotLocks.Count} depot locks left)"); var processTasks = new List <Task <(uint DepotID, EResult Result)> >(); var anyFilesDownloaded = false; var willDownloadFiles = false; foreach (var depot in depots) { if (depot.DepotKey == null) { await GetDepotDecryptionKey(Steam.Instance.Apps, depot, appID); if (depot.DepotKey == null && depot.LastManifestID == depot.ManifestID && Settings.FullRun != FullRunState.WithForcedDepots) { RemoveLock(depot.DepotID); continue; } } depot.Server = GetContentServer(); DepotManifest depotManifest = null; var lastError = string.Empty; for (var i = 0; i <= 5; i++) { try { await ManifestDownloadSemaphore.WaitAsync(TaskManager.TaskCancellationToken.Token).ConfigureAwait(false); depotManifest = await CDNClient.DownloadManifestAsync(depot.DepotID, depot.ManifestID, depot.Server, string.Empty, depot.DepotKey); break; } catch (Exception e) { lastError = e.Message; Log.WriteError(nameof(DepotProcessor), $"Failed to download depot manifest for app {appID} depot {depot.DepotID} ({depot.Server}: {lastError}) (#{i})"); } finally { ManifestDownloadSemaphore.Release(); } if (depot.DepotKey != null) { RemoveErroredServer(depot.Server); } if (depotManifest == null && i < 5) { await Task.Delay(Utils.ExponentionalBackoff(i + 1)); depot.Server = GetContentServer(); } } if (depotManifest == null) { RemoveLock(depot.DepotID); if (FileDownloader.IsImportantDepot(depot.DepotID)) { IRC.Instance.SendOps($"{Colors.OLIVE}[{depot.DepotName}]{Colors.NORMAL} Failed to download manifest ({lastError})"); } if (!Settings.IsFullRun && depot.DepotKey != null) { JobManager.AddJob(() => Steam.Instance.Apps.PICSGetAccessTokens(appID, null)); } continue; } var task = ProcessDepotAfterDownload(depot, depotManifest); processTasks.Add(task); if (!FileDownloader.IsImportantDepot(depot.DepotID) || depot.DepotKey == null) { depot.Result = EResult.Ignored; continue; } willDownloadFiles = true; task = TaskManager.Run(async() => { var result = EResult.Fail; try { result = await FileDownloader.DownloadFilesFromDepot(depot, depotManifest); if (result == EResult.OK) { anyFilesDownloaded = true; } } catch (Exception e) { ErrorReporter.Notify($"Depot Processor {depot.DepotID}", e); } return(depot.DepotID, result); }); processTasks.Add(task); } if (!anyFilesDownloaded && !willDownloadFiles) { foreach (var task in processTasks) { _ = task.ContinueWith(result => { RemoveLock(result.Result.DepotID); }, TaskManager.TaskCancellationToken.Token); } await Task.WhenAll(processTasks).ConfigureAwait(false); return; } await Task.WhenAll(processTasks).ConfigureAwait(false); Log.WriteDebug(nameof(DepotProcessor), $"{depots.Count} depot downloads finished for app {appID}"); lock (UpdateScriptLock) { foreach (var depot in depots) { if (depot.Result == EResult.OK) { RunUpdateScript(UpdateScript, $"{depot.DepotID} no-git"); } else if (depot.Result != EResult.Ignored) { Log.WriteWarn(nameof(DepotProcessor), $"Download failed for {depot.DepotID}: {depot.Result}"); RemoveErroredServer(depot.Server); // Mark this depot for redownload using var db = Database.Get(); db.Execute("UPDATE `Depots` SET `LastManifestID` = 0 WHERE `DepotID` = @DepotID", new { depot.DepotID }); } RemoveLock(depot.DepotID); } // Only commit changes if all depots downloaded if (processTasks.All(x => x.Result.Result == EResult.OK || x.Result.Result == EResult.Ignored)) { if (!RunUpdateScriptForApp(appID, depots[0].BuildID)) { RunUpdateScript(UpdateScript, "0"); } } else { Log.WriteDebug(nameof(DepotProcessor), $"Reprocessing the app {appID} because some files failed to download"); IRC.Instance.SendOps($"{Colors.OLIVE}[{Steam.GetAppName(appID)}]{Colors.NORMAL} Reprocessing the app due to download failures"); JobManager.AddJob(() => Steam.Instance.Apps.PICSGetAccessTokens(appID, null)); } } }
private async Task DownloadDepots(uint appID, List <ManifestJob> depots) { Log.WriteDebug("Depot Downloader", "Will process {0} depots ({1} depot locks left)", depots.Count, DepotLocks.Count); var processTasks = new List <Task <EResult> >(); var anyFilesDownloaded = false; var willDownloadFiles = false; foreach (var depot in depots) { if (depot.DepotKey == null) { await GetDepotDecryptionKey(Steam.Instance.Apps, depot, appID); if (depot.DepotKey == null && depot.LastManifestID == depot.ManifestID) { RemoveLock(depot.DepotID); continue; } } depot.Server = GetContentServer(); DepotManifest depotManifest = null; var lastError = string.Empty; for (var i = 0; i <= 5; i++) { try { depotManifest = await CDNClient.DownloadManifestAsync(depot.DepotID, depot.ManifestID, depot.Server, string.Empty, depot.DepotKey); break; } catch (Exception e) { lastError = e.Message; Log.WriteError("Depot Processor", "Failed to download depot manifest for app {0} depot {1} ({2}: {3}) (#{4})", appID, depot.DepotID, depot.Server, lastError, i); } if (depot.DepotKey != null) { RemoveErroredServer(depot.Server); } depot.Server = GetContentServer(); if (depotManifest == null) { await Task.Delay(Utils.ExponentionalBackoff(i)); } } if (depotManifest == null) { RemoveLock(depot.DepotID); if (FileDownloader.IsImportantDepot(depot.DepotID)) { IRC.Instance.SendOps("{0}[{1}]{2} Failed to download manifest ({3})", Colors.OLIVE, depot.DepotName, Colors.NORMAL, lastError); } if (!Settings.IsFullRun && depot.DepotKey != null) { JobManager.AddJob(() => Steam.Instance.Apps.PICSGetAccessTokens(appID, null)); } continue; } var task = ProcessDepotAfterDownload(depot, depotManifest); processTasks.Add(task); if (!FileDownloader.IsImportantDepot(depot.DepotID) || depot.DepotKey == null) { continue; } willDownloadFiles = true; task = TaskManager.Run(async() => { var result = EResult.Fail; try { result = await FileDownloader.DownloadFilesFromDepot(depot, depotManifest); if (result == EResult.OK) { anyFilesDownloaded = true; } } catch (Exception e) { ErrorReporter.Notify($"Depot Processor {depot.DepotID}", e); } return(result); }).Unwrap(); processTasks.Add(task); } if (SaveLocalConfig) { SaveLocalConfig = false; LocalConfig.Save(); } await Task.WhenAll(processTasks).ConfigureAwait(false); Log.WriteDebug("Depot Downloader", $"{depots.Count} depot downloads finished for app {appID}"); // TODO: use ContinueWith on tasks if (!anyFilesDownloaded && !willDownloadFiles) { foreach (var depot in depots) { RemoveLock(depot.DepotID); } return; } lock (UpdateScriptLock) { foreach (var depot in depots) { if (depot.Result == EResult.OK) { RunUpdateScript(UpdateScript, string.Format("{0} no-git", depot.DepotID)); } else if (depot.Result != EResult.Ignored) { Log.WriteWarn("Depot Processor", $"Download failed for {depot.DepotID}"); // Mark this depot for redownload var db = Database.Get(); db.Execute("UPDATE `Depots` SET `LastManifestID` = 0 WHERE `DepotID` = @DepotID", new { depot.DepotID }); } RemoveLock(depot.DepotID); } // Only commit changes if all depots downloaded if (processTasks.All(x => x.Result == EResult.OK || x.Result == EResult.Ignored)) { if (!RunUpdateScriptForApp(appID, depots[0].BuildID)) { RunUpdateScript(UpdateScript, "0"); } } else { Log.WriteDebug("Depot Processor", "Reprocessing the app {0} because some files failed to download", appID); IRC.Instance.SendOps("{0}[{1}]{2} Reprocessing the app due to download failures", Colors.OLIVE, Steam.GetAppName(appID), Colors.NORMAL ); JobManager.AddJob(() => Steam.Instance.Apps.PICSGetAccessTokens(appID, null)); } } }
async private void dataGridView1_CellDoubleClick(object sender, DataGridViewCellEventArgs e) { if (e.RowIndex < 0) { return; } try { ConfigItem item = datagridConfigs.Rows[e.RowIndex].DataBoundItem as ConfigItem; if (item != null) { if (item.URL == "") { var callback = await steamWorkshop.RequestInfo(241100, item.Details.publishedfileid); var itemInfo = callback.Items.FirstOrDefault(); var ticket = await steamClient.GetHandler <SteamApps>().GetAppOwnershipTicket(241100); var decryptKey = await steamClient.GetHandler <SteamApps>().GetDepotDecryptionKey(241100, 241100); var cdn = new CDNClient(steamClient, ticket.Ticket); // var servers = cdn.FetchServerList(); var servers = await cdn.FetchServerListAsync(); int i = 0; foreach (CDNClient.Server server in servers) { Log.w($"Server{i}: {server}"); ++i; } await cdn.ConnectAsync(servers.First()); await cdn.AuthenticateDepotAsync(241100, decryptKey.DepotKey); var manifest = await cdn.DownloadManifestAsync(241100, itemInfo.ManifestID); manifest.DecryptFilenames(decryptKey.DepotKey); if (manifest.Files.Count == 0) { MessageBox.Show("Steam Refused Download Request"); return; } var chunk = cdn.DownloadDepotChunkAsync(241100, manifest.Files.First().Chunks.First()); if (saveFileDialog1.ShowDialog() == DialogResult.OK) { using (var wc = new WebClient()) { using (var io = saveFileDialog1.OpenFile()) { io.Write(chunk.Result.Data, 0, chunk.Result.Data.Length); MessageBox.Show($"Download Done!\nSaved {saveFileDialog1.FileName}"); Log.w($"Downloaded {saveFileDialog1.FileName}"); } } } } else { if (saveFileDialog1.ShowDialog() == DialogResult.OK) { using (var wc = new WebClient()) { wc.DownloadFile(new Uri(item.URL), saveFileDialog1.FileName); MessageBox.Show("Download Done!"); } } } } } catch (TaskCanceledException) { MessageBox.Show("Timeout! This can happen if you're using anonymous account and trying to download."); } catch (Exception ex) { MessageBox.Show($"Error Downloading Config: {ex.ToString()}"); } }