diff options
Diffstat (limited to 'Emby.Server.Implementations')
5 files changed, 101 insertions, 52 deletions
diff --git a/Emby.Server.Implementations/EntryPoints/LibraryChangedNotifier.cs b/Emby.Server.Implementations/EntryPoints/LibraryChangedNotifier.cs index 933cfc8cbe..02b104756e 100644 --- a/Emby.Server.Implementations/EntryPoints/LibraryChangedNotifier.cs +++ b/Emby.Server.Implementations/EntryPoints/LibraryChangedNotifier.cs @@ -27,6 +27,11 @@ namespace Emby.Server.Implementations.EntryPoints; /// </summary> public sealed class LibraryChangedNotifier : IHostedService, IDisposable { + // A batch holds a live reference to every item it names, so it has to stay small enough that a + // library scan - which changes items faster than any batch window closes - cannot grow it without + // bound. Reached only by a scan; interactive use closes a batch on the window long before this. + internal const int MaxBatchSize = 2000; + private readonly ILibraryManager _libraryManager; private readonly IServerConfigurationManager _configurationManager; private readonly IProviderManager _providerManager; @@ -35,11 +40,11 @@ public sealed class LibraryChangedNotifier : IHostedService, IDisposable private readonly ILogger<LibraryChangedNotifier> _logger; private readonly Lock _libraryChangedSyncLock = new(); - private readonly List<Folder> _foldersAddedTo = new(); - private readonly List<Folder> _foldersRemovedFrom = new(); - private readonly List<BaseItem> _itemsAdded = new(); - private readonly List<BaseItem> _itemsRemoved = new(); - private readonly List<BaseItem> _itemsUpdated = new(); + private readonly Dictionary<Guid, Folder> _foldersAddedTo = []; + private readonly Dictionary<Guid, Folder> _foldersRemovedFrom = []; + private readonly Dictionary<Guid, BaseItem> _itemsAdded = []; + private readonly Dictionary<Guid, BaseItem> _itemsRemoved = []; + private readonly Dictionary<Guid, BaseItem> _itemsUpdated = []; private readonly ConcurrentDictionary<Guid, DateTime> _lastProgressMessageTimes = new(); private Timer? _libraryUpdateTimer; @@ -173,7 +178,7 @@ public sealed class LibraryChangedNotifier : IHostedService, IDisposable private void OnLibraryItemRemoved(object? sender, ItemChangeEventArgs e) => OnLibraryChange(e.Item, e.Parent, _itemsRemoved, _foldersRemovedFrom); - private void OnLibraryChange(BaseItem item, BaseItem parent, List<BaseItem> itemsList, List<Folder>? foldersList) + private void OnLibraryChange(BaseItem item, BaseItem parent, Dictionary<Guid, BaseItem> itemsList, Dictionary<Guid, Folder>? foldersList) { if (!FilterItem(item)) { @@ -182,23 +187,28 @@ public sealed class LibraryChangedNotifier : IHostedService, IDisposable lock (_libraryChangedSyncLock) { - var updateDuration = TimeSpan.FromSeconds(_configurationManager.Configuration.LibraryUpdateDuration); - + // The window runs from the first change of a batch and is never extended. Extending it on + // every change would keep a library scan's batch open for the whole scan, and the batch + // holds the items it names alive, so it would grow to the size of the library. if (_libraryUpdateTimer is null) { + var updateDuration = TimeSpan.FromSeconds(_configurationManager.Configuration.LibraryUpdateDuration); _libraryUpdateTimer = new Timer(LibraryUpdateTimerCallback, null, updateDuration, Timeout.InfiniteTimeSpan); } - else - { - _libraryUpdateTimer.Change(updateDuration, Timeout.InfiniteTimeSpan); - } if (foldersList is not null && parent is Folder folder) { - foldersList.Add(folder); + foldersList[folder.Id] = folder; } - itemsList.Add(item); + itemsList[item.Id] = item; + + // A window long enough to cover a burst still has to give way once the batch is large + // enough to be worth sending on its own. + if (_itemsAdded.Count + _itemsRemoved.Count + _itemsUpdated.Count >= MaxBatchSize) + { + _libraryUpdateTimer.Change(TimeSpan.Zero, Timeout.InfiniteTimeSpan); + } } } @@ -211,22 +221,16 @@ public sealed class LibraryChangedNotifier : IHostedService, IDisposable List<BaseItem> itemsRemoved; lock (_libraryChangedSyncLock) { - // Remove dupes in case some were saved multiple times - foldersAddedTo = _foldersAddedTo - .DistinctBy(x => x.Id) - .ToList(); - - foldersRemovedFrom = _foldersRemovedFrom - .DistinctBy(x => x.Id) - .ToList(); + foldersAddedTo = _foldersAddedTo.Values.ToList(); + foldersRemovedFrom = _foldersRemovedFrom.Values.ToList(); itemsUpdated = _itemsUpdated - .Where(i => !_itemsAdded.Contains(i)) - .DistinctBy(x => x.Id) + .Where(e => !_itemsAdded.ContainsKey(e.Key)) + .Select(e => e.Value) .ToList(); - itemsAdded = _itemsAdded.ToList(); - itemsRemoved = _itemsRemoved.ToList(); + itemsAdded = _itemsAdded.Values.ToList(); + itemsRemoved = _itemsRemoved.Values.ToList(); if (_libraryUpdateTimer is not null) { @@ -241,6 +245,15 @@ public sealed class LibraryChangedNotifier : IHostedService, IDisposable _foldersRemovedFrom.Clear(); } + if (itemsAdded.Count == 0 + && itemsUpdated.Count == 0 + && itemsRemoved.Count == 0 + && foldersAddedTo.Count == 0 + && foldersRemovedFrom.Count == 0) + { + return; + } + await SendChangeNotifications(itemsAdded, itemsUpdated, itemsRemoved, foldersAddedTo, foldersRemovedFrom, CancellationToken.None).ConfigureAwait(false); } diff --git a/Emby.Server.Implementations/EntryPoints/UserDataChangeNotifier.cs b/Emby.Server.Implementations/EntryPoints/UserDataChangeNotifier.cs index fc174b7c14..b182e5837b 100644 --- a/Emby.Server.Implementations/EntryPoints/UserDataChangeNotifier.cs +++ b/Emby.Server.Implementations/EntryPoints/UserDataChangeNotifier.cs @@ -18,15 +18,17 @@ namespace Emby.Server.Implementations.EntryPoints public sealed class UserDataChangeNotifier : IHostedService, IDisposable { private const int UpdateDuration = 500; + internal const int MaxBatchSize = 2000; private readonly ISessionManager _sessionManager; private readonly IUserDataManager _userDataManager; private readonly IUserManager _userManager; - private readonly Dictionary<Guid, List<BaseItem>> _changedItems = new(); + private readonly Dictionary<Guid, Dictionary<Guid, BaseItem>> _changedItems = []; private readonly Lock _syncLock = new(); private Timer? _updateTimer; + private int _changedItemCount; /// <summary> /// Initializes a new instance of the <see cref="UserDataChangeNotifier"/> class. @@ -69,50 +71,64 @@ namespace Emby.Server.Implementations.EntryPoints lock (_syncLock) { - if (_updateTimer is null) + // The window runs from the first change of a batch and is never extended, so a stream + // of changes that never pauses - a library scan - still closes its batches instead of + // holding every item it touched alive until the stream stops. + _updateTimer ??= new Timer( + UpdateTimerCallback, + null, + UpdateDuration, + Timeout.Infinite); + + if (!_changedItems.TryGetValue(e.UserId, out Dictionary<Guid, BaseItem>? keys)) { - _updateTimer = new Timer( - UpdateTimerCallback, - null, - UpdateDuration, - Timeout.Infinite); - } - else - { - _updateTimer.Change(UpdateDuration, Timeout.Infinite); - } - - if (!_changedItems.TryGetValue(e.UserId, out List<BaseItem>? keys)) - { - keys = new List<BaseItem>(); + keys = []; _changedItems[e.UserId] = keys; } - keys.Add(e.Item); - var baseItem = e.Item; // Go up one level for indicators if (baseItem is not null) { + Track(keys, baseItem); + var parent = baseItem.GetOwner() ?? baseItem.GetParent(); if (parent is not null) { - keys.Add(parent); + Track(keys, parent); } } + + // A window long enough to cover a burst still has to give way once the batch is + // large enough to be worth sending on its own. + if (_changedItemCount >= MaxBatchSize) + { + _updateTimer.Change(0, Timeout.Infinite); + } + } + } + + private void Track(Dictionary<Guid, BaseItem> keys, BaseItem item) + { + var before = keys.Count; + keys[item.Id] = item; + + if (keys.Count != before) + { + _changedItemCount++; } } private async void UpdateTimerCallback(object? state) { - List<KeyValuePair<Guid, List<BaseItem>>> changes; + List<KeyValuePair<Guid, Dictionary<Guid, BaseItem>>> changes; lock (_syncLock) { - // Remove dupes in case some were saved multiple times changes = _changedItems.ToList(); _changedItems.Clear(); + _changedItemCount = 0; if (_updateTimer is not null) { @@ -121,17 +137,22 @@ namespace Emby.Server.Implementations.EntryPoints } } + if (changes.Count == 0) + { + return; + } + foreach (var (userId, changedItems) in changes) { await _sessionManager.SendMessageToUserSessions( [userId], SessionMessageType.UserDataChanged, - () => GetUserDataChangeInfo(userId, changedItems), + () => GetUserDataChangeInfo(userId, changedItems.Values), default).ConfigureAwait(false); } } - private UserDataChangeInfo GetUserDataChangeInfo(Guid userId, List<BaseItem> changedItems) + private UserDataChangeInfo GetUserDataChangeInfo(Guid userId, IEnumerable<BaseItem> changedItems) { var user = _userManager.GetUserById(userId) ?? throw new ArgumentException("Invalid user ID", nameof(userId)); @@ -140,7 +161,6 @@ namespace Emby.Server.Implementations.EntryPoints { UserId = userId, UserDataList = changedItems - .DistinctBy(x => x.Id) .Select(i => { var dto = _userDataManager.GetUserDataDto(i, user); diff --git a/Emby.Server.Implementations/IO/LibraryMonitor.cs b/Emby.Server.Implementations/IO/LibraryMonitor.cs index 1bf0f8c76c..0f92e2f03e 100644 --- a/Emby.Server.Implementations/IO/LibraryMonitor.cs +++ b/Emby.Server.Implementations/IO/LibraryMonitor.cs @@ -8,6 +8,7 @@ using Emby.Server.Implementations.Library; using MediaBrowser.Controller.Configuration; using MediaBrowser.Controller.Entities; using MediaBrowser.Controller.Library; +using MediaBrowser.Controller.Providers; using MediaBrowser.Model.IO; using Microsoft.Extensions.Hosting; using Microsoft.Extensions.Logging; @@ -21,6 +22,7 @@ namespace Emby.Server.Implementations.IO private readonly ILibraryManager _libraryManager; private readonly IServerConfigurationManager _configurationManager; private readonly IFileSystem _fileSystem; + private readonly IDirectoryService _directoryService; private readonly DotIgnoreIgnoreRule _dotIgnoreIgnoreRule; /// <summary> @@ -47,6 +49,7 @@ namespace Emby.Server.Implementations.IO /// <param name="libraryManager">The library manager.</param> /// <param name="configurationManager">The configuration manager.</param> /// <param name="fileSystem">The filesystem.</param> + /// <param name="directoryService">The directory service.</param> /// <param name="appLifetime">The <see cref="IHostApplicationLifetime"/>.</param> /// <param name="dotIgnoreIgnoreRule">The .ignore rule handler.</param> public LibraryMonitor( @@ -54,6 +57,7 @@ namespace Emby.Server.Implementations.IO ILibraryManager libraryManager, IServerConfigurationManager configurationManager, IFileSystem fileSystem, + IDirectoryService directoryService, IHostApplicationLifetime appLifetime, DotIgnoreIgnoreRule dotIgnoreIgnoreRule) { @@ -61,6 +65,7 @@ namespace Emby.Server.Implementations.IO _logger = logger; _configurationManager = configurationManager; _fileSystem = fileSystem; + _directoryService = directoryService; _dotIgnoreIgnoreRule = dotIgnoreIgnoreRule; appLifetime.ApplicationStarted.Register(Start); @@ -363,6 +368,8 @@ namespace Emby.Server.Implementations.IO return; } + _directoryService.Invalidate(path); + // Ignore certain files, If the parent of an ignored path has a change event, ignore that too foreach (var i in _tempIgnoredPaths.Keys) { diff --git a/Emby.Server.Implementations/Library/LibraryManager.cs b/Emby.Server.Implementations/Library/LibraryManager.cs index 634cb8044c..e6fa94fbef 100644 --- a/Emby.Server.Implementations/Library/LibraryManager.cs +++ b/Emby.Server.Implementations/Library/LibraryManager.cs @@ -86,6 +86,7 @@ namespace Emby.Server.Implementations.Library private readonly ExtraResolver _extraResolver; private readonly IPathManager _pathManager; private readonly ILocalizationManager _localization; + private readonly IDirectoryService _directoryService; private readonly FastConcurrentLru<Guid, BaseItem> _cache; private readonly DotIgnoreIgnoreRule _dotIgnoreIgnoreRule; private readonly IMediaStreamRepository _mediaStreamRepository; @@ -184,6 +185,7 @@ namespace Emby.Server.Implementations.Library _pathManager = pathManager; _dotIgnoreIgnoreRule = dotIgnoreIgnoreRule; _localization = localization; + _directoryService = directoryService; _extraResolver = new ExtraResolver(loggerFactory.CreateLogger<ExtraResolver>(), namingOptions, directoryService); _configurationManager.ConfigurationUpdated += ConfigurationUpdated; @@ -3774,6 +3776,10 @@ namespace Emby.Server.Implementations.Library AddMediaPathInternal(name, path, false); } } + + // The libraries root was listed before this folder existed, so drop that listing: + // anything still reading it resolves the library set without the new folder. + _directoryService.Invalidate(virtualFolderPath); } finally { @@ -3956,6 +3962,7 @@ namespace Emby.Server.Implementations.Library try { Directory.Delete(path, true); + _directoryService.Invalidate(path); } finally { @@ -4025,6 +4032,7 @@ namespace Emby.Server.Implementations.Library if (!string.IsNullOrEmpty(shortcut)) { _fileSystem.DeleteFile(shortcut); + _directoryService.Invalidate(shortcut); } var libraryOptions = CollectionFolder.GetLibraryOptions(virtualFolderPath); @@ -4068,6 +4076,7 @@ namespace Emby.Server.Implementations.Library } _fileSystem.CreateShortcut(lnk, _appHost.ReverseVirtualPath(path)); + _directoryService.Invalidate(lnk); RemoveContentTypeOverrides(path); } diff --git a/Emby.Server.Implementations/ScheduledTasks/Tasks/OptimizeDatabaseTask.cs b/Emby.Server.Implementations/ScheduledTasks/Tasks/OptimizeDatabaseTask.cs index 8d133dc074..687947616f 100644 --- a/Emby.Server.Implementations/ScheduledTasks/Tasks/OptimizeDatabaseTask.cs +++ b/Emby.Server.Implementations/ScheduledTasks/Tasks/OptimizeDatabaseTask.cs @@ -11,7 +11,7 @@ using Microsoft.Extensions.Logging; namespace Emby.Server.Implementations.ScheduledTasks.Tasks; /// <summary> -/// Optimizes Jellyfin's database by issuing a VACUUM command. +/// Optimizes Jellyfin's database by issuing VACUUM and ANALYZE commands. /// </summary> public class OptimizeDatabaseTask : IScheduledTask, IConfigurableScheduledTask { @@ -82,7 +82,7 @@ public class OptimizeDatabaseTask : IScheduledTask, IConfigurableScheduledTask return; } - _logger.LogInformation("Optimizing and vacuuming jellyfin.db..."); + _logger.LogInformation("Vacuuming and analyzing jellyfin.db..."); try { |