[Draft] Update 0.8 (#46)
* move stuff out into file transfer manager * obnoxious unsupported version text, adjustments to filetransfermanager * add back file upload transfer progress * restructure code * cleanup some more stuff I guess * downloadids by playername * individual anim/sound bs * fix migration stuff, finalize impl of individual sound/anim pause * fixes with logging stuff * move download manager to transient * rework dl ui first iteration * some refactoring and cleanup * more code cleanup * refactoring * switch to hostbuilder * some more rework I guess * more refactoring * clean up mediator calls and disposal * fun code cleanup * push error message when log level is set to anything but information in non-debug builds * remove notificationservice * move message to after login * add download bars to gameworld * fixes download progress bar * set gpose ui min and max size * remove unnecessary usings * adjustments to reconnection logic * add options to set visible/offline groups visibility * add impl of uploading display, transfer list in settings ui * attempt to fix issues with server selection * add back download status to compact ui * make dl bar fixed size based * some fixes for upload/download handling * adjust text from Syncing back to Uploading --------- Co-authored-by: rootdarkarchon <root.darkarchon@outlook.com> Co-authored-by: Stanley Dimant <stanley.dimant@varian.com>
This commit is contained in:
rootdarkarchon
341
MareSynchronos/WebAPI/Files/FileDownloadManager.cs
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341
MareSynchronos/WebAPI/Files/FileDownloadManager.cs
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using Dalamud.Utility;
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using LZ4;
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using MareSynchronos.API.Data;
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using MareSynchronos.API.Dto.Files;
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using MareSynchronos.API.Routes;
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using MareSynchronos.FileCache;
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using MareSynchronos.PlayerData.Handlers;
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using MareSynchronos.Services.Mediator;
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using MareSynchronos.WebAPI.Files.Models;
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using Microsoft.Extensions.Logging;
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using System.Collections.Concurrent;
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using System.Net;
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using System.Net.Http.Json;
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namespace MareSynchronos.WebAPI.Files;
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public partial class FileDownloadManager : DisposableMediatorSubscriberBase
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{
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private readonly ConcurrentDictionary<Guid, bool> _downloadReady = new();
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private readonly Dictionary<string, FileDownloadStatus> _downloadStatus;
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private readonly FileCacheManager _fileDbManager;
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private readonly FileTransferOrchestrator _orchestrator;
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public FileDownloadManager(ILogger<FileDownloadManager> logger, MareMediator mediator,
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FileTransferOrchestrator orchestrator,
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FileCacheManager fileCacheManager) : base(logger, mediator)
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{
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_downloadStatus = new Dictionary<string, FileDownloadStatus>(StringComparer.Ordinal);
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_orchestrator = orchestrator;
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_fileDbManager = fileCacheManager;
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Mediator.Subscribe<DownloadReadyMessage>(this, (msg) =>
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{
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if (_downloadReady.ContainsKey(msg.RequestId))
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{
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_downloadReady[msg.RequestId] = true;
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}
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});
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}
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public List<DownloadFileTransfer> CurrentDownloads { get; private set; } = new();
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public List<FileTransfer> ForbiddenTransfers => _orchestrator.ForbiddenTransfers;
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public bool IsDownloading => !CurrentDownloads.Any();
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public void CancelDownload()
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{
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CurrentDownloads.Clear();
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_downloadStatus.Clear();
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}
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public async Task DownloadFiles(GameObjectHandler gameObject, List<FileReplacementData> fileReplacementDto, CancellationToken ct)
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{
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Mediator.Publish(new HaltScanMessage("Download"));
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try
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{
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await DownloadFilesInternal(gameObject, fileReplacementDto, ct).ConfigureAwait(false);
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}
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catch
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{
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CancelDownload();
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}
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finally
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{
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Mediator.Publish(new DownloadFinishedMessage(gameObject));
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Mediator.Publish(new ResumeScanMessage("Download"));
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}
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}
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protected override void Dispose(bool disposing)
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{
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CancelDownload();
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base.Dispose(disposing);
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}
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private async Task DownloadFileHttpClient(string downloadGroup, DownloadFileTransfer fileTransfer, string tempPath, IProgress<long> progress, CancellationToken ct)
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{
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var requestId = await GetQueueRequest(fileTransfer, ct).ConfigureAwait(false);
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Logger.LogDebug("GUID {requestId} for file {hash} on server {uri}", requestId, fileTransfer.Hash, fileTransfer.DownloadUri);
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await WaitForDownloadReady(fileTransfer, requestId, ct).ConfigureAwait(false);
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_downloadStatus[downloadGroup].DownloadStatus = DownloadStatus.Downloading;
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HttpResponseMessage response = null!;
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var requestUrl = MareFiles.CacheGetFullPath(fileTransfer.DownloadUri, requestId);
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Logger.LogDebug("Downloading {requestUrl} for file {hash}", requestUrl, fileTransfer.Hash);
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try
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{
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response = await _orchestrator.SendRequestAsync(HttpMethod.Get, requestUrl, ct).ConfigureAwait(false);
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response.EnsureSuccessStatusCode();
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}
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catch (HttpRequestException ex)
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{
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Logger.LogWarning(ex, "Error during download of {requestUrl}, HttpStatusCode: {code}", requestUrl, ex.StatusCode);
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if (ex.StatusCode is HttpStatusCode.NotFound or HttpStatusCode.Unauthorized)
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{
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throw new InvalidDataException($"Http error {ex.StatusCode} (cancelled: {ct.IsCancellationRequested}): {requestUrl}", ex);
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}
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}
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try
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{
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var fileStream = File.Create(tempPath);
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await using (fileStream.ConfigureAwait(false))
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{
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var bufferSize = response.Content.Headers.ContentLength > 1024 * 1024 ? 4096 : 1024;
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var buffer = new byte[bufferSize];
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var bytesRead = 0;
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while ((bytesRead = await (await response.Content.ReadAsStreamAsync(ct).ConfigureAwait(false)).ReadAsync(buffer, ct).ConfigureAwait(false)) > 0)
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{
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ct.ThrowIfCancellationRequested();
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await fileStream.WriteAsync(buffer.AsMemory(0, bytesRead), ct).ConfigureAwait(false);
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progress.Report(bytesRead);
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}
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Logger.LogDebug("{requestUrl} downloaded to {tempPath}", requestUrl, tempPath);
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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, "Error during file download of {requestUrl}", requestUrl);
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try
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{
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if (!tempPath.IsNullOrEmpty())
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File.Delete(tempPath);
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}
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catch
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{
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// ignore if file deletion fails
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}
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throw;
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}
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}
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private async Task DownloadFilesInternal(GameObjectHandler gameObjectHandler, List<FileReplacementData> fileReplacement, CancellationToken ct)
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{
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Logger.LogDebug("Downloading files for {id}", gameObjectHandler.Name);
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// force create lazy
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_ = gameObjectHandler.GameObjectLazy.Value;
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List<DownloadFileDto> downloadFileInfoFromService = new();
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downloadFileInfoFromService.AddRange(await FilesGetSizes(fileReplacement.Select(f => f.Hash).ToList(), ct).ConfigureAwait(false));
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Logger.LogDebug("Files with size 0 or less: {files}", string.Join(", ", downloadFileInfoFromService.Where(f => f.Size <= 0).Select(f => f.Hash)));
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CurrentDownloads = downloadFileInfoFromService.Distinct().Select(d => new DownloadFileTransfer(d))
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.Where(d => d.CanBeTransferred).ToList();
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foreach (var dto in downloadFileInfoFromService.Where(c => c.IsForbidden))
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{
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if (!_orchestrator.ForbiddenTransfers.Any(f => string.Equals(f.Hash, dto.Hash, StringComparison.Ordinal)))
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{
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_orchestrator.ForbiddenTransfers.Add(new DownloadFileTransfer(dto));
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}
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}
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var downloadGroups = CurrentDownloads.Where(f => f.CanBeTransferred).GroupBy(f => f.DownloadUri.Host + ":" + f.DownloadUri.Port, StringComparer.Ordinal);
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foreach (var downloadGroup in downloadGroups)
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{
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_downloadStatus[downloadGroup.Key] = new FileDownloadStatus()
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{
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DownloadStatus = DownloadStatus.Initializing,
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TotalBytes = downloadGroup.Sum(c => c.Total),
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TotalFiles = downloadGroup.Count(),
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TransferredBytes = 0,
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TransferredFiles = 0
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};
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}
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Mediator.Publish(new DownloadStartedMessage(gameObjectHandler, _downloadStatus));
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await Parallel.ForEachAsync(downloadGroups, new ParallelOptions()
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{
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MaxDegreeOfParallelism = downloadGroups.Count(),
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CancellationToken = ct,
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},
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async (fileGroup, token) =>
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{
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// let server predownload files
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await _orchestrator.SendRequestAsync(HttpMethod.Post, MareFiles.RequestEnqueueFullPath(fileGroup.First().DownloadUri),
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fileGroup.Select(c => c.Hash), token).ConfigureAwait(false);
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foreach (var file in fileGroup)
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{
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var tempPath = _fileDbManager.GetCacheFilePath(file.Hash, isTemporaryFile: true);
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Progress<long> progress = new((bytesDownloaded) =>
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{
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if (!_downloadStatus.ContainsKey(fileGroup.Key)) return;
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_downloadStatus[fileGroup.Key].TransferredBytes += bytesDownloaded;
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file.Transferred += bytesDownloaded;
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});
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try
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{
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_downloadStatus[fileGroup.Key].DownloadStatus = DownloadStatus.WaitingForSlot;
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await _orchestrator.WaitForDownloadSlotAsync(token).ConfigureAwait(false);
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_downloadStatus[fileGroup.Key].DownloadStatus = DownloadStatus.WaitingForQueue;
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await DownloadFileHttpClient(fileGroup.Key, file, tempPath, progress, token).ConfigureAwait(false);
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_downloadStatus[fileGroup.Key].TransferredFiles += 1;
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}
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catch (OperationCanceledException)
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{
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File.Delete(tempPath);
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Logger.LogDebug("Detected cancellation, removing {id}", gameObjectHandler);
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CancelDownload();
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return;
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}
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catch (Exception ex)
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{
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Logger.LogError(ex, "Error during download of {hash}", file.Hash);
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continue;
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}
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finally
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{
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_orchestrator.ReleaseDownloadSlot();
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}
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_downloadStatus[fileGroup.Key].DownloadStatus = DownloadStatus.Decompressing;
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var tempFileData = await File.ReadAllBytesAsync(tempPath, token).ConfigureAwait(false);
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var extractedFile = LZ4Codec.Unwrap(tempFileData);
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File.Delete(tempPath);
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var filePath = _fileDbManager.GetCacheFilePath(file.Hash, isTemporaryFile: false);
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await File.WriteAllBytesAsync(filePath, extractedFile, token).ConfigureAwait(false);
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var fi = new FileInfo(filePath);
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Func<DateTime> RandomDayInThePast()
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{
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DateTime start = new(1995, 1, 1);
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Random gen = new();
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int range = (DateTime.Today - start).Days;
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return () => start.AddDays(gen.Next(range));
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}
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fi.CreationTime = RandomDayInThePast().Invoke();
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fi.LastAccessTime = DateTime.Today;
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fi.LastWriteTime = RandomDayInThePast().Invoke();
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try
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{
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_ = _fileDbManager.CreateCacheEntry(filePath);
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}
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catch (Exception ex)
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{
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Logger.LogWarning(ex, "Issue creating cache entry");
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}
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}
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}).ConfigureAwait(false);
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Logger.LogDebug("Download for {id} complete", gameObjectHandler);
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CancelDownload();
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}
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private async Task<List<DownloadFileDto>> FilesGetSizes(List<string> hashes, CancellationToken ct)
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{
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if (!_orchestrator.IsInitialized) throw new InvalidOperationException("FileTransferManager is not initialized");
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var response = await _orchestrator.SendRequestAsync(HttpMethod.Get, MareFiles.ServerFilesGetSizesFullPath(_orchestrator.FilesCdnUri!), hashes, ct).ConfigureAwait(false);
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return await response.Content.ReadFromJsonAsync<List<DownloadFileDto>>(cancellationToken: ct).ConfigureAwait(false) ?? new List<DownloadFileDto>();
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}
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private async Task<Guid> GetQueueRequest(DownloadFileTransfer downloadFileTransfer, CancellationToken ct)
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{
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var response = await _orchestrator.SendRequestAsync(HttpMethod.Get, MareFiles.RequestRequestFileFullPath(downloadFileTransfer.DownloadUri, downloadFileTransfer.Hash), ct).ConfigureAwait(false);
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var responseString = await response.Content.ReadAsStringAsync(ct).ConfigureAwait(false);
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var requestId = Guid.Parse(responseString.Trim('"'));
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if (!_downloadReady.ContainsKey(requestId))
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{
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_downloadReady[requestId] = false;
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}
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return requestId;
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}
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private async Task WaitForDownloadReady(DownloadFileTransfer downloadFileTransfer, Guid requestId, CancellationToken downloadCt)
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{
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bool alreadyCancelled = false;
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try
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{
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CancellationTokenSource localTimeoutCts = new();
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localTimeoutCts.CancelAfter(TimeSpan.FromSeconds(5));
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CancellationTokenSource composite = CancellationTokenSource.CreateLinkedTokenSource(downloadCt, localTimeoutCts.Token);
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while (_downloadReady.TryGetValue(requestId, out bool isReady) && !isReady)
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{
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try
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{
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await Task.Delay(250, composite.Token).ConfigureAwait(false);
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}
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catch (TaskCanceledException)
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{
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if (downloadCt.IsCancellationRequested) throw;
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var req = await _orchestrator.SendRequestAsync(HttpMethod.Get, MareFiles.RequestCheckQueueFullPath(downloadFileTransfer.DownloadUri, requestId, downloadFileTransfer.Hash), downloadCt).ConfigureAwait(false);
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req.EnsureSuccessStatusCode();
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localTimeoutCts.Dispose();
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composite.Dispose();
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localTimeoutCts = new();
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localTimeoutCts.CancelAfter(TimeSpan.FromSeconds(5));
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composite = CancellationTokenSource.CreateLinkedTokenSource(downloadCt, localTimeoutCts.Token);
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}
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}
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localTimeoutCts.Dispose();
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composite.Dispose();
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Logger.LogDebug("Download {requestId} ready", requestId);
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}
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catch (TaskCanceledException)
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{
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try
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{
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await _orchestrator.SendRequestAsync(HttpMethod.Get, MareFiles.RequestCancelFullPath(downloadFileTransfer.DownloadUri, requestId)).ConfigureAwait(false);
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alreadyCancelled = true;
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}
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catch
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{
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// ignore whatever happens here
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}
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throw;
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}
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finally
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{
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if (downloadCt.IsCancellationRequested && !alreadyCancelled)
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{
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try
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{
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await _orchestrator.SendRequestAsync(HttpMethod.Get, MareFiles.RequestCancelFullPath(downloadFileTransfer.DownloadUri, requestId)).ConfigureAwait(false);
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}
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catch
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{
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// ignore whatever happens here
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}
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}
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_downloadReady.Remove(requestId, out _);
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}
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}
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}
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