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Fix race condition in ContentManager (#884)
* Fix race condition in ContentManager This fix a race condition happening since #791 when trying to load a game via command line. * Address gdk's comments * Ensure to dispose the FileStream and not the IStorage
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Thog
Ac_K
parent
b8e3909d80
commit
f0055482fd
1 changed files with 153 additions and 124 deletions
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@ -28,6 +28,8 @@ namespace Ryujinx.HLE.FileSystem.Content
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private Switch _device;
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private readonly object _lock = new object();
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public ContentManager(Switch device)
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{
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_contentDictionary = new SortedDictionary<(ulong, NcaContentType), string>();
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@ -58,139 +60,151 @@ namespace Ryujinx.HLE.FileSystem.Content
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public void LoadEntries(bool ignoreMissingFonts = false)
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{
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_contentDictionary = new SortedDictionary<(ulong, NcaContentType), string>();
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_locationEntries = new Dictionary<StorageId, LinkedList<LocationEntry>>();
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foreach (StorageId storageId in Enum.GetValues(typeof(StorageId)))
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lock (_lock)
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{
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string contentDirectory = null;
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string contentPathString = null;
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string registeredDirectory = null;
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_contentDictionary = new SortedDictionary<(ulong, NcaContentType), string>();
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_locationEntries = new Dictionary<StorageId, LinkedList<LocationEntry>>();
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try
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foreach (StorageId storageId in Enum.GetValues(typeof(StorageId)))
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{
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contentPathString = LocationHelper.GetContentRoot(storageId);
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contentDirectory = LocationHelper.GetRealPath(_device.FileSystem, contentPathString);
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registeredDirectory = Path.Combine(contentDirectory, "registered");
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}
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catch (NotSupportedException)
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{
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continue;
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}
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string contentDirectory = null;
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string contentPathString = null;
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string registeredDirectory = null;
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Directory.CreateDirectory(registeredDirectory);
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LinkedList<LocationEntry> locationList = new LinkedList<LocationEntry>();
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void AddEntry(LocationEntry entry)
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{
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locationList.AddLast(entry);
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}
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foreach (string directoryPath in Directory.EnumerateDirectories(registeredDirectory))
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{
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if (Directory.GetFiles(directoryPath).Length > 0)
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try
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{
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string ncaName = new DirectoryInfo(directoryPath).Name.Replace(".nca", string.Empty);
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contentPathString = LocationHelper.GetContentRoot(storageId);
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contentDirectory = LocationHelper.GetRealPath(_device.FileSystem, contentPathString);
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registeredDirectory = Path.Combine(contentDirectory, "registered");
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}
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catch (NotSupportedException)
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{
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continue;
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}
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using (FileStream ncaFile = new FileStream(Directory.GetFiles(directoryPath)[0], FileMode.Open, FileAccess.Read))
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Directory.CreateDirectory(registeredDirectory);
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LinkedList<LocationEntry> locationList = new LinkedList<LocationEntry>();
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void AddEntry(LocationEntry entry)
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{
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locationList.AddLast(entry);
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}
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foreach (string directoryPath in Directory.EnumerateDirectories(registeredDirectory))
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{
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if (Directory.GetFiles(directoryPath).Length > 0)
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{
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Nca nca = new Nca(_device.System.KeySet, ncaFile.AsStorage());
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string ncaName = new DirectoryInfo(directoryPath).Name.Replace(".nca", string.Empty);
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string switchPath = contentPathString + ":/" + ncaFile.Name.Replace(contentDirectory, string.Empty).TrimStart(Path.DirectorySeparatorChar);
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using (FileStream ncaFile = File.OpenRead(Directory.GetFiles(directoryPath)[0]))
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{
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Nca nca = new Nca(_device.System.KeySet, ncaFile.AsStorage());
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// Change path format to switch's
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switchPath = switchPath.Replace('\\', '/');
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string switchPath = contentPathString + ":/" + ncaFile.Name.Replace(contentDirectory, string.Empty).TrimStart(Path.DirectorySeparatorChar);
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LocationEntry entry = new LocationEntry(switchPath,
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0,
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(long)nca.Header.TitleId,
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nca.Header.ContentType);
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// Change path format to switch's
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switchPath = switchPath.Replace('\\', '/');
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AddEntry(entry);
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LocationEntry entry = new LocationEntry(switchPath,
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0,
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(long)nca.Header.TitleId,
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nca.Header.ContentType);
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_contentDictionary.Add((nca.Header.TitleId, nca.Header.ContentType), ncaName);
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AddEntry(entry);
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_contentDictionary.Add((nca.Header.TitleId, nca.Header.ContentType), ncaName);
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}
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}
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}
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foreach (string filePath in Directory.EnumerateFiles(contentDirectory))
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{
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if (Path.GetExtension(filePath) == ".nca")
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{
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string ncaName = Path.GetFileNameWithoutExtension(filePath);
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using (FileStream ncaFile = new FileStream(filePath, FileMode.Open, FileAccess.Read))
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{
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Nca nca = new Nca(_device.System.KeySet, ncaFile.AsStorage());
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string switchPath = contentPathString + ":/" + filePath.Replace(contentDirectory, string.Empty).TrimStart(Path.DirectorySeparatorChar);
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// Change path format to switch's
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switchPath = switchPath.Replace('\\', '/');
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LocationEntry entry = new LocationEntry(switchPath,
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0,
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(long)nca.Header.TitleId,
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nca.Header.ContentType);
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AddEntry(entry);
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_contentDictionary.Add((nca.Header.TitleId, nca.Header.ContentType), ncaName);
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}
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}
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}
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if (_locationEntries.ContainsKey(storageId) && _locationEntries[storageId]?.Count == 0)
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{
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_locationEntries.Remove(storageId);
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}
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if (!_locationEntries.ContainsKey(storageId))
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{
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_locationEntries.Add(storageId, locationList);
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}
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}
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foreach (string filePath in Directory.EnumerateFiles(contentDirectory))
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{
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if (Path.GetExtension(filePath) == ".nca")
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{
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string ncaName = Path.GetFileNameWithoutExtension(filePath);
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TimeManager.Instance.InitializeTimeZone(_device);
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using (FileStream ncaFile = new FileStream(filePath, FileMode.Open, FileAccess.Read))
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{
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Nca nca = new Nca(_device.System.KeySet, ncaFile.AsStorage());
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string switchPath = contentPathString + ":/" + filePath.Replace(contentDirectory, string.Empty).TrimStart(Path.DirectorySeparatorChar);
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// Change path format to switch's
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switchPath = switchPath.Replace('\\', '/');
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LocationEntry entry = new LocationEntry(switchPath,
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0,
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(long)nca.Header.TitleId,
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nca.Header.ContentType);
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AddEntry(entry);
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_contentDictionary.Add((nca.Header.TitleId, nca.Header.ContentType), ncaName);
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}
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}
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}
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if (_locationEntries.ContainsKey(storageId) && _locationEntries[storageId]?.Count == 0)
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{
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_locationEntries.Remove(storageId);
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}
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if (!_locationEntries.ContainsKey(storageId))
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{
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_locationEntries.Add(storageId, locationList);
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}
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_device.System.Font.Initialize(this, ignoreMissingFonts);
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}
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TimeManager.Instance.InitializeTimeZone(_device);
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_device.System.Font.Initialize(this, ignoreMissingFonts);
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}
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public void ClearEntry(long titleId, NcaContentType contentType, StorageId storageId)
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{
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RemoveLocationEntry(titleId, contentType, storageId);
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lock (_lock)
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{
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RemoveLocationEntry(titleId, contentType, storageId);
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}
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}
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public void RefreshEntries(StorageId storageId, int flag)
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{
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LinkedList<LocationEntry> locationList = _locationEntries[storageId];
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LinkedListNode<LocationEntry> locationEntry = locationList.First;
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while (locationEntry != null)
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lock (_lock)
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{
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LinkedListNode<LocationEntry> nextLocationEntry = locationEntry.Next;
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LinkedList<LocationEntry> locationList = _locationEntries[storageId];
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LinkedListNode<LocationEntry> locationEntry = locationList.First;
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if (locationEntry.Value.Flag == flag)
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while (locationEntry != null)
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{
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locationList.Remove(locationEntry.Value);
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}
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LinkedListNode<LocationEntry> nextLocationEntry = locationEntry.Next;
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locationEntry = nextLocationEntry;
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if (locationEntry.Value.Flag == flag)
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{
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locationList.Remove(locationEntry.Value);
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}
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locationEntry = nextLocationEntry;
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}
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}
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}
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public bool HasNca(string ncaId, StorageId storageId)
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{
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if (_contentDictionary.ContainsValue(ncaId))
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lock (_lock)
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{
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var content = _contentDictionary.FirstOrDefault(x => x.Value == ncaId);
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long titleId = (long)content.Key.Item1;
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if (_contentDictionary.ContainsValue(ncaId))
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{
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var content = _contentDictionary.FirstOrDefault(x => x.Value == ncaId);
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long titleId = (long)content.Key.Item1;
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NcaContentType contentType = content.Key.type;
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StorageId storage = GetInstalledStorage(titleId, contentType, storageId);
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NcaContentType contentType = content.Key.type;
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StorageId storage = GetInstalledStorage(titleId, contentType, storageId);
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return storage == storageId;
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return storage == storageId;
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}
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}
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return false;
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@ -198,9 +212,12 @@ namespace Ryujinx.HLE.FileSystem.Content
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public UInt128 GetInstalledNcaId(long titleId, NcaContentType contentType)
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{
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if (_contentDictionary.ContainsKey(((ulong)titleId, contentType)))
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lock (_lock)
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{
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return new UInt128(_contentDictionary[((ulong)titleId, contentType)]);
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if (_contentDictionary.ContainsKey(((ulong)titleId, contentType)))
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{
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return new UInt128(_contentDictionary[((ulong)titleId, contentType)]);
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}
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}
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return new UInt128();
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@ -208,19 +225,25 @@ namespace Ryujinx.HLE.FileSystem.Content
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public StorageId GetInstalledStorage(long titleId, NcaContentType contentType, StorageId storageId)
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{
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LocationEntry locationEntry = GetLocation(titleId, contentType, storageId);
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lock (_lock)
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{
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LocationEntry locationEntry = GetLocation(titleId, contentType, storageId);
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return locationEntry.ContentPath != null ?
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LocationHelper.GetStorageId(locationEntry.ContentPath) : StorageId.None;
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return locationEntry.ContentPath != null ?
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LocationHelper.GetStorageId(locationEntry.ContentPath) : StorageId.None;
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}
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}
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public string GetInstalledContentPath(long titleId, StorageId storageId, NcaContentType contentType)
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{
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LocationEntry locationEntry = GetLocation(titleId, contentType, storageId);
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if (VerifyContentType(locationEntry, contentType))
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lock (_lock)
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{
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return locationEntry.ContentPath;
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LocationEntry locationEntry = GetLocation(titleId, contentType, storageId);
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if (VerifyContentType(locationEntry, contentType))
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{
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return locationEntry.ContentPath;
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}
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}
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return string.Empty;
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@ -228,14 +251,17 @@ namespace Ryujinx.HLE.FileSystem.Content
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public void RedirectLocation(LocationEntry newEntry, StorageId storageId)
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{
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LocationEntry locationEntry = GetLocation(newEntry.TitleId, newEntry.ContentType, storageId);
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if (locationEntry.ContentPath != null)
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lock (_lock)
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{
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RemoveLocationEntry(newEntry.TitleId, newEntry.ContentType, storageId);
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}
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LocationEntry locationEntry = GetLocation(newEntry.TitleId, newEntry.ContentType, storageId);
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AddLocationEntry(newEntry, storageId);
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if (locationEntry.ContentPath != null)
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{
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RemoveLocationEntry(newEntry.TitleId, newEntry.ContentType, storageId);
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}
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AddLocationEntry(newEntry, storageId);
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}
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}
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private bool VerifyContentType(LocationEntry locationEntry, NcaContentType contentType)
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@ -827,28 +853,31 @@ namespace Ryujinx.HLE.FileSystem.Content
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{
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LoadEntries(true);
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var locationEnties = _locationEntries[StorageId.NandSystem];
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foreach (var entry in locationEnties)
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lock (_lock)
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{
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if (entry.ContentType == NcaContentType.Data)
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var locationEnties = _locationEntries[StorageId.NandSystem];
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foreach (var entry in locationEnties)
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{
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var path = _device.FileSystem.SwitchPathToSystemPath(entry.ContentPath);
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using (IStorage ncaStorage = File.Open(path, FileMode.Open).AsStorage())
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if (entry.ContentType == NcaContentType.Data)
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{
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Nca nca = new Nca(_device.System.KeySet, ncaStorage);
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var path = _device.FileSystem.SwitchPathToSystemPath(entry.ContentPath);
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if (nca.Header.TitleId == SystemVersionTitleId && nca.Header.ContentType == NcaContentType.Data)
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using (FileStream fileStream = File.OpenRead(path))
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{
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var romfs = nca.OpenFileSystem(NcaSectionType.Data, _device.System.FsIntegrityCheckLevel);
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Nca nca = new Nca(_device.System.KeySet, fileStream.AsStorage());
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if (romfs.OpenFile(out IFile systemVersionFile, "/file", OpenMode.Read).IsSuccess())
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if (nca.Header.TitleId == SystemVersionTitleId && nca.Header.ContentType == NcaContentType.Data)
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{
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return new SystemVersion(systemVersionFile.AsStream());
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}
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}
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var romfs = nca.OpenFileSystem(NcaSectionType.Data, _device.System.FsIntegrityCheckLevel);
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if (romfs.OpenFile(out IFile systemVersionFile, "/file", OpenMode.Read).IsSuccess())
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{
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return new SystemVersion(systemVersionFile.AsStream());
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}
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}
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}
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}
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}
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}
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