rough impl of FSW, goodbye periodic filescan
This commit is contained in:
rootdarkarchon
630
MareSynchronos/FileCache/CacheMonitor.cs
Normal file
630
MareSynchronos/FileCache/CacheMonitor.cs
Normal file
@@ -0,0 +1,630 @@
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using MareSynchronos.Interop;
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using MareSynchronos.MareConfiguration;
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using MareSynchronos.Services;
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using MareSynchronos.Services.Mediator;
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using MareSynchronos.Utils;
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using Microsoft.Extensions.Logging;
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using System.Collections.Concurrent;
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namespace MareSynchronos.FileCache;
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public sealed class CacheMonitor : DisposableMediatorSubscriberBase
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{
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private readonly MareConfigService _configService;
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private readonly DalamudUtilService _dalamudUtil;
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private readonly FileCompactor _fileCompactor;
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private readonly FileCacheManager _fileDbManager;
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private readonly IpcManager _ipcManager;
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private readonly PerformanceCollectorService _performanceCollector;
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private long _currentFileProgress = 0;
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private CancellationTokenSource _scanCancellationTokenSource = new();
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private readonly string[] _allowedExtensions = [".mdl", ".tex", ".mtrl", ".tmb", ".pap", ".avfx", ".atex", ".sklb", ".eid", ".phyb", ".pbd", ".scd", ".skp", ".shpk"];
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public CacheMonitor(ILogger<CacheMonitor> logger, IpcManager ipcManager, MareConfigService configService,
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FileCacheManager fileDbManager, MareMediator mediator, PerformanceCollectorService performanceCollector, DalamudUtilService dalamudUtil,
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FileCompactor fileCompactor) : base(logger, mediator)
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{
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_ipcManager = ipcManager;
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_configService = configService;
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_fileDbManager = fileDbManager;
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_performanceCollector = performanceCollector;
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_dalamudUtil = dalamudUtil;
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_fileCompactor = fileCompactor;
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Mediator.Subscribe<PenumbraInitializedMessage>(this, (_) =>
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{
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StartPenumbraWatcher(_ipcManager.PenumbraModDirectory);
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StartMareWatcher(configService.Current.CacheFolder);
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InvokeScan();
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});
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Mediator.Subscribe<HaltScanMessage>(this, (msg) => HaltScan(msg.Source));
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Mediator.Subscribe<ResumeScanMessage>(this, (msg) => ResumeScan(msg.Source));
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Mediator.Subscribe<DalamudLoginMessage>(this, (_) =>
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{
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StartMareWatcher(configService.Current.CacheFolder);
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StartPenumbraWatcher(_ipcManager.PenumbraModDirectory);
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InvokeScan();
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});
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Mediator.Subscribe<PenumbraDirectoryChangedMessage>(this, (msg) => StartPenumbraWatcher(msg.ModDirectory));
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if (_ipcManager.CheckPenumbraApi() && !string.IsNullOrEmpty(_ipcManager.PenumbraModDirectory))
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StartPenumbraWatcher(_ipcManager.PenumbraModDirectory);
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if (configService.Current.HasValidSetup())
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{
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StartMareWatcher(configService.Current.CacheFolder);
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}
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}
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public long CurrentFileProgress => _currentFileProgress;
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public long FileCacheSize { get; set; }
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public ConcurrentDictionary<string, int> HaltScanLocks { get; set; } = new(StringComparer.Ordinal);
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public bool IsScanRunning => CurrentFileProgress > 0 || TotalFiles > 0;
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public long TotalFiles { get; private set; }
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public long TotalFilesStorage { get; private set; }
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public void HaltScan(string source)
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{
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if (!HaltScanLocks.ContainsKey(source)) HaltScanLocks[source] = 0;
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HaltScanLocks[source]++;
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}
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record WatcherChange(WatcherChangeTypes ChangeType, string? OldPath = null);
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private readonly Dictionary<string, WatcherChange> _watcherChanges = new Dictionary<string, WatcherChange>(StringComparer.OrdinalIgnoreCase);
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private readonly Dictionary<string, WatcherChange> _mareChanges = new Dictionary<string, WatcherChange>(StringComparer.OrdinalIgnoreCase);
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public void StopMonitoring()
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{
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Logger.LogInformation("Stopping monitoring of Penumbra and Mare storage folders");
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MareWatcher?.Dispose();
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PenumbraWatcher?.Dispose();
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MareWatcher = null;
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PenumbraWatcher = null;
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}
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public void StartMareWatcher(string? marePath)
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{
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MareWatcher?.Dispose();
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if (string.IsNullOrEmpty(marePath))
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{
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MareWatcher = null;
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Logger.LogWarning("Mare file path is not set, cannot start the FSW for Mare.");
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return;
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}
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RecalculateFileCacheSize();
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Logger.LogDebug("Initializing Mare FSW on {path}", marePath);
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MareWatcher = new()
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{
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Path = marePath,
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InternalBufferSize = 8388608,
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NotifyFilter = NotifyFilters.CreationTime
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| NotifyFilters.LastWrite
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| NotifyFilters.FileName
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| NotifyFilters.DirectoryName
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| NotifyFilters.Size,
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Filter = "*.*",
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IncludeSubdirectories = false
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};
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MareWatcher.Deleted += MareWatcher_FileChanged;
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MareWatcher.Created += MareWatcher_FileChanged;
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}
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private void MareWatcher_FileChanged(object sender, FileSystemEventArgs e)
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{
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if (!_allowedExtensions.Any(ext => e.FullPath.EndsWith(ext, StringComparison.OrdinalIgnoreCase))) return;
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lock (_watcherChanges)
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{
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_mareChanges[e.FullPath] = new(e.ChangeType);
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}
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_ = MareWatcherExecution();
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}
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public void StartPenumbraWatcher(string? penumbraPath)
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{
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PenumbraWatcher?.Dispose();
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if (string.IsNullOrEmpty(penumbraPath))
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{
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PenumbraWatcher = null;
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Logger.LogWarning("Penumbra is not connected or the path is not set, cannot start FSW for Penumbra.");
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return;
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}
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Logger.LogDebug("Initializing Penumbra FSW on {path}", penumbraPath);
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PenumbraWatcher = new()
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{
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Path = penumbraPath,
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InternalBufferSize = 8388608,
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NotifyFilter = NotifyFilters.CreationTime
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| NotifyFilters.LastWrite
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| NotifyFilters.FileName
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| NotifyFilters.DirectoryName
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| NotifyFilters.Size,
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Filter = "*.*",
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IncludeSubdirectories = true
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};
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PenumbraWatcher.Deleted += Fs_Changed;
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PenumbraWatcher.Created += Fs_Changed;
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PenumbraWatcher.Changed += Fs_Changed;
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PenumbraWatcher.Renamed += Fs_Renamed;
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PenumbraWatcher.EnableRaisingEvents = true;
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}
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private void Fs_Changed(object sender, FileSystemEventArgs e)
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{
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if (Directory.Exists(e.FullPath)) return;
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if (!_allowedExtensions.Any(ext => e.FullPath.EndsWith(ext, StringComparison.OrdinalIgnoreCase))) return;
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if (e.ChangeType is not (WatcherChangeTypes.Changed or WatcherChangeTypes.Deleted or WatcherChangeTypes.Created))
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return;
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lock (_watcherChanges)
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{
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_watcherChanges[e.FullPath] = new(e.ChangeType);
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}
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Logger.LogTrace("FSW {event}: {path}", e.ChangeType, e.FullPath);
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_ = PenumbraWatcherExecution();
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}
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private void Fs_Renamed(object sender, RenamedEventArgs e)
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{
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if (Directory.Exists(e.FullPath))
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{
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var directoryFiles = Directory.GetFiles(e.FullPath, "*.*", SearchOption.AllDirectories);
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lock (_watcherChanges)
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{
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foreach (var file in directoryFiles)
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{
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if (!_allowedExtensions.Any(ext => file.EndsWith(ext, StringComparison.OrdinalIgnoreCase))) continue;
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var oldPath = file.Replace(e.FullPath, e.OldFullPath, StringComparison.OrdinalIgnoreCase);
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_watcherChanges.Remove(oldPath);
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_watcherChanges[file] = new(WatcherChangeTypes.Renamed, oldPath);
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Logger.LogTrace("FSW Renamed: {path} -> {new}", oldPath, file);
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}
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}
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}
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else
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{
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if (!_allowedExtensions.Any(ext => e.FullPath.EndsWith(ext, StringComparison.OrdinalIgnoreCase))) return;
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lock (_watcherChanges)
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{
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_watcherChanges.Remove(e.OldFullPath);
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_watcherChanges[e.FullPath] = new(WatcherChangeTypes.Renamed, e.OldFullPath);
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}
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Logger.LogTrace("FSW Renamed: {path} -> {new}", e.OldFullPath, e.FullPath);
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}
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_ = PenumbraWatcherExecution();
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}
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private CancellationTokenSource _penumbraFswCts = new();
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private CancellationTokenSource _mareFswCts = new();
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public FileSystemWatcher? PenumbraWatcher { get; private set; }
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public FileSystemWatcher? MareWatcher { get; private set; }
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private async Task MareWatcherExecution()
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{
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_mareFswCts = _mareFswCts.CancelRecreate();
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var token = _mareFswCts.Token;
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var delay = TimeSpan.FromSeconds(5);
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Dictionary<string, WatcherChange> changes;
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lock (_mareChanges)
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changes = _mareChanges.ToDictionary(t => t.Key, t => t.Value, StringComparer.Ordinal);
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try
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{
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do
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{
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await Task.Delay(delay, token).ConfigureAwait(false);
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} while (HaltScanLocks.Any(f => f.Value > 0));
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}
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catch (TaskCanceledException)
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{
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return;
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}
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lock (_mareChanges)
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{
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foreach (var key in changes.Keys)
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{
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_mareChanges.Remove(key);
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}
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}
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_ = RecalculateFileCacheSize();
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if (changes.Any(c => c.Value.ChangeType == WatcherChangeTypes.Deleted))
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{
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var threadCount = Math.Clamp((int)(Environment.ProcessorCount / 2.0f), 2, 8);
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Parallel.ForEach(changes, new ParallelOptions()
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{
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MaxDegreeOfParallelism = threadCount,
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},
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(change) =>
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{
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Logger.LogDebug("FSW Change: {change} = {val}", change.Key, change.Value);
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_ = _fileDbManager.GetFileCacheByPath(change.Key);
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});
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_fileDbManager.WriteOutFullCsv();
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}
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}
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private async Task PenumbraWatcherExecution()
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{
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_penumbraFswCts = _penumbraFswCts.CancelRecreate();
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var token = _penumbraFswCts.Token;
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Dictionary<string, WatcherChange> changes;
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lock (_watcherChanges)
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changes = _watcherChanges.ToDictionary(t => t.Key, t => t.Value, StringComparer.Ordinal);
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var delay = TimeSpan.FromSeconds(10);
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try
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{
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do
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{
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await Task.Delay(delay, token).ConfigureAwait(false);
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} while (HaltScanLocks.Any(f => f.Value > 0));
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}
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catch (TaskCanceledException)
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{
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return;
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}
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lock (_watcherChanges)
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{
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foreach (var key in changes.Keys)
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{
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_watcherChanges.Remove(key);
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}
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}
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var threadCount = Math.Clamp((int)(Environment.ProcessorCount / 2.0f), 2, 8);
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Parallel.ForEach(changes, new ParallelOptions()
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{
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MaxDegreeOfParallelism = threadCount,
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},
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(change) =>
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{
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Logger.LogDebug("FSW Change: {change} = {val}", change.Key, change.Value);
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if (change.Value.ChangeType == WatcherChangeTypes.Deleted)
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{
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_fileDbManager.GetFileCacheByPath(change.Key);
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}
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else
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{
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if (change.Value.OldPath != null) _fileDbManager.GetFileCacheByPath(change.Value.OldPath);
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_fileDbManager.CreateFileEntry(change.Key);
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}
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});
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_fileDbManager.WriteOutFullCsv();
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}
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public void InvokeScan()
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{
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TotalFiles = 0;
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_currentFileProgress = 0;
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_scanCancellationTokenSource?.Cancel();
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_scanCancellationTokenSource = new CancellationTokenSource();
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var token = _scanCancellationTokenSource.Token;
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_ = Task.Run(async () =>
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{
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TotalFiles = 0;
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_currentFileProgress = 0;
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while (_dalamudUtil.IsOnFrameworkThread)
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{
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Logger.LogWarning("Scanner is on framework, waiting for leaving thread before continuing");
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await Task.Delay(250, token).ConfigureAwait(false);
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}
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Thread scanThread = new(() =>
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{
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try
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{
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_performanceCollector.LogPerformance(this, "FullFileScan", () => FullFileScan(token));
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}
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catch (Exception ex)
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{
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Logger.LogError(ex, "Error during Full File Scan");
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}
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})
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{
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Priority = ThreadPriority.Lowest,
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IsBackground = true
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};
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scanThread.Start();
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while (scanThread.IsAlive)
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{
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await Task.Delay(250).ConfigureAwait(false);
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}
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TotalFiles = 0;
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_currentFileProgress = 0;
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}, token);
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}
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public bool RecalculateFileCacheSize()
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{
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FileCacheSize = Directory.EnumerateFiles(_configService.Current.CacheFolder).Sum(f =>
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{
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try
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{
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return _fileCompactor.GetFileSizeOnDisk(f);
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}
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catch
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{
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return 0;
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}
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});
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var maxCacheInBytes = (long)(_configService.Current.MaxLocalCacheInGiB * 1024d * 1024d * 1024d);
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if (FileCacheSize < maxCacheInBytes) return false;
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var allFiles = Directory.EnumerateFiles(_configService.Current.CacheFolder)
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.Select(f => new FileInfo(f)).OrderBy(f => f.LastAccessTime).ToList();
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var maxCacheBuffer = maxCacheInBytes * 0.05d;
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while (FileCacheSize > maxCacheInBytes - (long)maxCacheBuffer)
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{
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var oldestFile = allFiles[0];
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FileCacheSize -= _fileCompactor.GetFileSizeOnDisk(oldestFile.FullName);
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File.Delete(oldestFile.FullName);
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allFiles.Remove(oldestFile);
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}
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return true;
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}
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public void ResetLocks()
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{
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HaltScanLocks.Clear();
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}
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public void ResumeScan(string source)
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{
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if (!HaltScanLocks.ContainsKey(source)) HaltScanLocks[source] = 0;
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HaltScanLocks[source]--;
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if (HaltScanLocks[source] < 0) HaltScanLocks[source] = 0;
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}
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protected override void Dispose(bool disposing)
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{
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base.Dispose(disposing);
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_scanCancellationTokenSource?.Cancel();
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PenumbraWatcher?.Dispose();
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MareWatcher?.Dispose();
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_penumbraFswCts?.CancelDispose();
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_mareFswCts?.CancelDispose();
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}
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private void FullFileScan(CancellationToken ct)
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{
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TotalFiles = 1;
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var penumbraDir = _ipcManager.PenumbraModDirectory;
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bool penDirExists = true;
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bool cacheDirExists = true;
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if (string.IsNullOrEmpty(penumbraDir) || !Directory.Exists(penumbraDir))
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{
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penDirExists = false;
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Logger.LogWarning("Penumbra directory is not set or does not exist.");
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}
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if (string.IsNullOrEmpty(_configService.Current.CacheFolder) || !Directory.Exists(_configService.Current.CacheFolder))
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{
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cacheDirExists = false;
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Logger.LogWarning("Loporrit Cache directory is not set or does not exist.");
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}
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if (!penDirExists || !cacheDirExists)
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{
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return;
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}
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var previousThreadPriority = Thread.CurrentThread.Priority;
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Thread.CurrentThread.Priority = ThreadPriority.Lowest;
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Logger.LogDebug("Getting files from {penumbra} and {storage}", penumbraDir, _configService.Current.CacheFolder);
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Dictionary<string, string[]> penumbraFiles = new(StringComparer.Ordinal);
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foreach (var folder in Directory.EnumerateDirectories(penumbraDir!))
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{
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try
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{
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penumbraFiles[folder] =
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[
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.. Directory.GetFiles(folder, "*.*", SearchOption.AllDirectories)
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.AsParallel()
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.Where(f => _allowedExtensions.Any(e => f.EndsWith(e, StringComparison.OrdinalIgnoreCase))
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&& !f.Contains(@"\bg\", StringComparison.OrdinalIgnoreCase)
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&& !f.Contains(@"\bgcommon\", StringComparison.OrdinalIgnoreCase)
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&& !f.Contains(@"\ui\", StringComparison.OrdinalIgnoreCase)),
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];
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}
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catch (Exception ex)
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{
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Logger.LogWarning(ex, "Could not enumerate path {path}", folder);
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}
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Thread.Sleep(50);
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if (ct.IsCancellationRequested) return;
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}
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var allCacheFiles = Directory.GetFiles(_configService.Current.CacheFolder, "*.*", SearchOption.TopDirectoryOnly)
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.AsParallel()
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.Where(f =>
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{
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var val = f.Split('\\')[^1];
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return val.Length == 40 || (val.Split('.').FirstOrDefault()?.Length ?? 0) == 40;
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});
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if (ct.IsCancellationRequested) return;
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var allScannedFiles = (penumbraFiles.SelectMany(k => k.Value))
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.Concat(allCacheFiles)
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.Distinct(StringComparer.OrdinalIgnoreCase)
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.ToDictionary(t => t.ToLowerInvariant(), t => false, StringComparer.OrdinalIgnoreCase);
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TotalFiles = allScannedFiles.Count;
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Thread.CurrentThread.Priority = previousThreadPriority;
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Thread.Sleep(TimeSpan.FromSeconds(2));
|
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if (ct.IsCancellationRequested) return;
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// scan files from database
|
||||
var threadCount = Math.Clamp((int)(Environment.ProcessorCount / 2.0f), 2, 8);
|
||||
|
||||
List<FileCacheEntity> entitiesToRemove = [];
|
||||
List<FileCacheEntity> entitiesToUpdate = [];
|
||||
object sync = new();
|
||||
Thread[] workerThreads = new Thread[threadCount];
|
||||
|
||||
ConcurrentQueue<FileCacheEntity> fileCaches = new(_fileDbManager.GetAllFileCaches());
|
||||
|
||||
TotalFilesStorage = fileCaches.Count;
|
||||
|
||||
for (int i = 0; i < threadCount; i++)
|
||||
{
|
||||
Logger.LogTrace("Creating Thread {i}", i);
|
||||
workerThreads[i] = new((tcounter) =>
|
||||
{
|
||||
var threadNr = (int)tcounter!;
|
||||
Logger.LogTrace("Spawning Worker Thread {i}", threadNr);
|
||||
while (!ct.IsCancellationRequested && fileCaches.TryDequeue(out var workload))
|
||||
{
|
||||
try
|
||||
{
|
||||
if (ct.IsCancellationRequested) return;
|
||||
|
||||
if (!_ipcManager.CheckPenumbraApi())
|
||||
{
|
||||
Logger.LogWarning("Penumbra not available");
|
||||
return;
|
||||
}
|
||||
|
||||
var validatedCacheResult = _fileDbManager.ValidateFileCacheEntity(workload);
|
||||
if (validatedCacheResult.State != FileState.RequireDeletion)
|
||||
{
|
||||
lock (sync) { allScannedFiles[validatedCacheResult.FileCache.ResolvedFilepath] = true; }
|
||||
}
|
||||
if (validatedCacheResult.State == FileState.RequireUpdate)
|
||||
{
|
||||
Logger.LogTrace("To update: {path}", validatedCacheResult.FileCache.ResolvedFilepath);
|
||||
lock (sync) { entitiesToUpdate.Add(validatedCacheResult.FileCache); }
|
||||
}
|
||||
else if (validatedCacheResult.State == FileState.RequireDeletion)
|
||||
{
|
||||
Logger.LogTrace("To delete: {path}", validatedCacheResult.FileCache.ResolvedFilepath);
|
||||
lock (sync) { entitiesToRemove.Add(validatedCacheResult.FileCache); }
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
Logger.LogWarning(ex, "Failed validating {path}", workload.ResolvedFilepath);
|
||||
}
|
||||
Interlocked.Increment(ref _currentFileProgress);
|
||||
}
|
||||
|
||||
Logger.LogTrace("Ending Worker Thread {i}", threadNr);
|
||||
})
|
||||
{
|
||||
Priority = ThreadPriority.Lowest,
|
||||
IsBackground = true
|
||||
};
|
||||
workerThreads[i].Start(i);
|
||||
}
|
||||
|
||||
while (!ct.IsCancellationRequested && workerThreads.Any(u => u.IsAlive))
|
||||
{
|
||||
Thread.Sleep(1000);
|
||||
}
|
||||
|
||||
if (ct.IsCancellationRequested) return;
|
||||
|
||||
Logger.LogTrace("Threads exited");
|
||||
|
||||
if (!_ipcManager.CheckPenumbraApi())
|
||||
{
|
||||
Logger.LogWarning("Penumbra not available");
|
||||
return;
|
||||
}
|
||||
|
||||
if (entitiesToUpdate.Any() || entitiesToRemove.Any())
|
||||
{
|
||||
foreach (var entity in entitiesToUpdate)
|
||||
{
|
||||
_fileDbManager.UpdateHashedFile(entity);
|
||||
}
|
||||
|
||||
foreach (var entity in entitiesToRemove)
|
||||
{
|
||||
_fileDbManager.RemoveHashedFile(entity.Hash, entity.PrefixedFilePath);
|
||||
}
|
||||
|
||||
_fileDbManager.WriteOutFullCsv();
|
||||
}
|
||||
|
||||
Logger.LogTrace("Scanner validated existing db files");
|
||||
|
||||
if (!_ipcManager.CheckPenumbraApi())
|
||||
{
|
||||
Logger.LogWarning("Penumbra not available");
|
||||
return;
|
||||
}
|
||||
|
||||
if (ct.IsCancellationRequested) return;
|
||||
|
||||
// scan new files
|
||||
if (allScannedFiles.Any(c => !c.Value))
|
||||
{
|
||||
Parallel.ForEach(allScannedFiles.Where(c => !c.Value).Select(c => c.Key),
|
||||
new ParallelOptions()
|
||||
{
|
||||
MaxDegreeOfParallelism = threadCount,
|
||||
CancellationToken = ct
|
||||
}, (cachePath) =>
|
||||
{
|
||||
if (ct.IsCancellationRequested) return;
|
||||
|
||||
if (!_ipcManager.CheckPenumbraApi())
|
||||
{
|
||||
Logger.LogWarning("Penumbra not available");
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
var entry = _fileDbManager.CreateFileEntry(cachePath);
|
||||
if (entry == null) _ = _fileDbManager.CreateCacheEntry(cachePath);
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
Logger.LogWarning(ex, "Failed adding {file}", cachePath);
|
||||
}
|
||||
|
||||
Interlocked.Increment(ref _currentFileProgress);
|
||||
});
|
||||
|
||||
Logger.LogTrace("Scanner added {notScanned} new files to db", allScannedFiles.Count(c => !c.Value));
|
||||
}
|
||||
|
||||
Logger.LogDebug("Scan complete");
|
||||
TotalFiles = 0;
|
||||
_currentFileProgress = 0;
|
||||
entitiesToRemove.Clear();
|
||||
allScannedFiles.Clear();
|
||||
|
||||
if (!_configService.Current.InitialScanComplete)
|
||||
{
|
||||
_configService.Current.InitialScanComplete = true;
|
||||
_configService.Save();
|
||||
StartMareWatcher(_configService.Current.CacheFolder);
|
||||
StartPenumbraWatcher(penumbraDir);
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user