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New: Improved Plex library updating
Closes #8235 Closes #8244 (cherry picked from commit 98308737cfa78a41ec22a2b23a80bf316bd779ea)
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9ec1235b62
commit
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@ -14,12 +14,8 @@ namespace NzbDrone.Core.Notifications.Plex.Server
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public interface IPlexServerProxy
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{
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List<PlexSection> GetMovieSections(PlexServerSettings settings);
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void Update(int sectionId, PlexServerSettings settings);
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void UpdateMovie(string metadataId, PlexServerSettings settings);
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void UpdatePath(string path, int sectionId, PlexServerSettings settings);
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string Version(PlexServerSettings settings);
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List<PlexPreference> Preferences(PlexServerSettings settings);
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string GetMetadataId(int sectionId, string imdbId, string language, PlexServerSettings settings);
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void Update(int sectionId, string path, PlexServerSettings settings);
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}
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public class PlexServerProxy : IPlexServerProxy
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@ -64,29 +60,13 @@ public List<PlexSection> GetMovieSections(PlexServerSettings settings)
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.ToList();
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}
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public void Update(int sectionId, PlexServerSettings settings)
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public void Update(int sectionId, string path, PlexServerSettings settings)
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{
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var resource = $"library/sections/{sectionId}/refresh";
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var request = BuildRequest(resource, HttpMethod.Get, settings);
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var response = ProcessRequest(request);
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CheckForError(response);
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}
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public void UpdateMovie(string metadataId, PlexServerSettings settings)
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{
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var resource = $"library/metadata/{metadataId}/refresh";
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var request = BuildRequest(resource, HttpMethod.Put, settings);
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var response = ProcessRequest(request);
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CheckForError(response);
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}
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public void UpdatePath(string path, int sectionId, PlexServerSettings settings)
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{
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var resource = $"library/sections/{sectionId}/refresh";
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var request = BuildRequest(resource, HttpMethod.Get, settings);
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request.AddQueryParam("path", path);
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var response = ProcessRequest(request);
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CheckForError(response);
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@ -110,55 +90,6 @@ public string Version(PlexServerSettings settings)
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.Version;
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}
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public List<PlexPreference> Preferences(PlexServerSettings settings)
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{
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var request = BuildRequest(":/prefs", HttpMethod.Get, settings);
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var response = ProcessRequest(request);
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CheckForError(response);
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if (response.Contains("_children"))
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{
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return Json.Deserialize<PlexPreferencesLegacy>(response)
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.Preferences;
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}
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return Json.Deserialize<PlexResponse<PlexPreferences>>(response)
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.MediaContainer
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.Preferences;
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}
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public string GetMetadataId(int sectionId, string imdbId, string language, PlexServerSettings settings)
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{
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var guid = $"com.plexapp.agents.imdb://{imdbId}?lang={language}";
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var resource = $"library/sections/{sectionId}/all?guid={System.Web.HttpUtility.UrlEncode(guid)}";
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var request = BuildRequest(resource, HttpMethod.Get, settings);
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var response = ProcessRequest(request);
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CheckForError(response);
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List<PlexSectionItem> items;
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if (response.Contains("_children"))
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{
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items = Json.Deserialize<PlexSectionResponseLegacy>(response)
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.Items;
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}
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else
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{
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items = Json.Deserialize<PlexResponse<PlexSectionResponse>>(response)
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.MediaContainer
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.Items;
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}
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if (items == null || items.Empty())
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{
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return null;
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}
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return items.First().Id;
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}
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private HttpRequestBuilder BuildRequest(string resource, HttpMethod method, PlexServerSettings settings)
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{
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var scheme = settings.UseSsl ? "https" : "http";
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@ -1,7 +1,6 @@
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Text.RegularExpressions;
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using FluentValidation.Results;
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@ -10,6 +9,7 @@
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using NzbDrone.Common.Disk;
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using NzbDrone.Common.Extensions;
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using NzbDrone.Core.Movies;
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using NzbDrone.Core.RootFolders;
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using NzbDrone.Core.Validation;
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namespace NzbDrone.Core.Notifications.Plex.Server
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@ -24,17 +24,15 @@ public interface IPlexServerService
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public class PlexServerService : IPlexServerService
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{
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private readonly ICached<Version> _versionCache;
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private readonly ICached<bool> _partialUpdateCache;
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private readonly ICached<bool> _pathScanCache;
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private readonly IPlexServerProxy _plexServerProxy;
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private readonly IRootFolderService _rootFolderService;
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private readonly Logger _logger;
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public PlexServerService(ICacheManager cacheManager, IPlexServerProxy plexServerProxy, Logger logger)
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public PlexServerService(ICacheManager cacheManager, IPlexServerProxy plexServerProxy, IRootFolderService rootFolderService, Logger logger)
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{
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_versionCache = cacheManager.GetCache<Version>(GetType(), "versionCache");
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_partialUpdateCache = cacheManager.GetCache<bool>(GetType(), "partialUpdateCache");
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_pathScanCache = cacheManager.GetCache<bool>(GetType(), "pathScanCache");
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_plexServerProxy = plexServerProxy;
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_rootFolderService = rootFolderService;
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_logger = logger;
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}
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@ -54,52 +52,10 @@ public void UpdateLibrary(IEnumerable<Movie> multipleMovies, PlexServerSettings
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ValidateVersion(version);
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var sections = GetSections(settings);
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var partialUpdates = _partialUpdateCache.Get(settings.Host, () => PartialUpdatesAllowed(settings, version), TimeSpan.FromHours(2));
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var pathScanCache = _pathScanCache.Get(settings.Host, () => PathUpdatesAllowed(settings, version), TimeSpan.FromHours(2));
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var pathsUpdated = true;
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if (pathScanCache)
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foreach (var movie in multipleMovies)
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{
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foreach (var movie in multipleMovies)
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{
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pathsUpdated &= UpdatePath(movie, sections, settings);
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if (!pathsUpdated)
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{
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break;
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}
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}
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}
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// If we couldn't path update then try partial and full update
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if (!pathScanCache || (pathScanCache && !pathsUpdated))
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{
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if (partialUpdates)
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{
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var partiallyUpdated = true;
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foreach (var movie in multipleMovies)
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{
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partiallyUpdated &= UpdatePartialSection(movie, sections, settings);
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if (!partiallyUpdated)
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{
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break;
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}
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}
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// Only update complete sections if all partial updates failed
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if (!partiallyUpdated)
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{
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_logger.Debug("Unable to update partial section, updating all Movie sections");
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sections.ForEach(s => UpdateSection(s.Id, settings));
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}
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}
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else
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{
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sections.ForEach(s => UpdateSection(s.Id, settings));
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}
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UpdateSections(movie, sections, settings);
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}
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_logger.Debug("Finished sending Update Request to Plex Server (took {0} ms)", watch.ElapsedMilliseconds);
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@ -118,56 +74,6 @@ private List<PlexSection> GetSections(PlexServerSettings settings)
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return _plexServerProxy.GetMovieSections(settings).ToList();
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}
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private bool PartialUpdatesAllowed(PlexServerSettings settings, Version version)
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{
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try
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{
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if (version >= new Version(0, 9, 12, 0))
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{
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var preferences = GetPreferences(settings);
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var partialScanPreference = preferences.SingleOrDefault(p => p.Id.Equals("FSEventLibraryPartialScanEnabled"));
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if (partialScanPreference == null)
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{
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return false;
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}
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return Convert.ToBoolean(partialScanPreference.Value);
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}
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}
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catch (Exception ex)
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{
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_logger.Warn(ex, "Unable to check if partial updates are allowed");
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}
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return false;
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}
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private bool PathUpdatesAllowed(PlexServerSettings settings, Version version)
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{
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try
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{
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if (version >= new Version(1, 20, 0, 3125))
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{
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var preferences = GetPreferences(settings);
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var partialScanPreference = preferences.SingleOrDefault(p => p.Id.Equals("FSEventLibraryPartialScanEnabled"));
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if (partialScanPreference == null)
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{
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return false;
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}
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return Convert.ToBoolean(partialScanPreference.Value);
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}
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}
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catch (Exception ex)
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{
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_logger.Warn(ex, "Unable to check if path updates are allowed");
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}
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return false;
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}
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private void ValidateVersion(Version version)
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{
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if (version >= new Version(1, 3, 0) && version < new Version(1, 3, 1))
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@ -186,77 +92,57 @@ private Version GetVersion(PlexServerSettings settings)
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return version;
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}
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private List<PlexPreference> GetPreferences(PlexServerSettings settings)
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private void UpdateSections(Movie movie, List<PlexSection> sections, PlexServerSettings settings)
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{
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_logger.Debug("Getting preferences from Plex host: {0}", settings.Host);
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return _plexServerProxy.Preferences(settings);
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}
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private void UpdateSection(int sectionId, PlexServerSettings settings)
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{
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_logger.Debug("Updating Plex host: {0}, Section: {1}", settings.Host, sectionId);
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_plexServerProxy.Update(sectionId, settings);
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}
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private bool UpdatePartialSection(Movie movie, List<PlexSection> sections, PlexServerSettings settings)
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{
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var partiallyUpdated = false;
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var rootFolderPath = _rootFolderService.GetBestRootFolderPath(movie.Path);
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var movieRelativePath = rootFolderPath.GetRelativePath(movie.Path);
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// Try to update a matching section location before falling back to updating all section locations.
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foreach (var section in sections)
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{
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var metadataId = GetMetadataId(section.Id, movie, section.Language, settings);
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if (metadataId.IsNotNullOrWhiteSpace())
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foreach (var location in section.Locations)
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{
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_logger.Debug("Updating Plex host: {0}, Section: {1}, Movie: {2}", settings.Host, section.Id, movie);
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_plexServerProxy.UpdateMovie(metadataId, settings);
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var rootFolder = new OsPath(rootFolderPath);
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var mappedPath = new OsPath(settings.MapTo) + (rootFolder - new OsPath(settings.MapFrom));
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partiallyUpdated = true;
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try
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{
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if (location.Path.PathEquals(mappedPath.FullPath))
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{
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_logger.Debug("Updating matching section location, {0}", location.Path);
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UpdateSectionPath(movieRelativePath, section, location, settings);
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return;
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}
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}
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catch (ArgumentException)
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{
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// Swallow argument exception that is thrown by path comparison when comparing paths from different OSes
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}
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}
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}
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return partiallyUpdated;
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_logger.Debug("Unable to find matching section location, updating all Movie sections");
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foreach (var section in sections)
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{
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foreach (var location in section.Locations)
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{
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UpdateSectionPath(movieRelativePath, section, location, settings);
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}
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}
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}
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private bool UpdatePath(Movie movie, List<PlexSection> sections, PlexServerSettings settings)
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private void UpdateSectionPath(string movieRelativePath, PlexSection section, PlexSectionLocation location, PlexServerSettings settings)
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{
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var pathUpdated = false;
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var separator = location.Path.Contains('\\') ? "\\" : "/";
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var locationRelativePath = movieRelativePath.Replace("\\", separator).Replace("/", separator);
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var movieLocation = new OsPath(movie.Path);
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var mappedPath = movieLocation;
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// Plex location paths trim trailing extraneous separator characters, so it doesn't need to be trimmed
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var pathToUpdate = $"{location.Path}{separator}{locationRelativePath}";
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if (settings.MapTo.IsNotNullOrWhiteSpace())
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{
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mappedPath = new OsPath(settings.MapTo) + (movieLocation - new OsPath(settings.MapFrom));
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_logger.Trace("Mapping Path from {0} to {1} for partial scan", movieLocation, mappedPath);
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}
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var matchingSection = sections.FirstOrDefault(section => section.Locations.Any(location => location.Path.IsParentPath(mappedPath.FullPath)));
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if (matchingSection != null)
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{
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_logger.Debug("Updating Path on Plex host: {0}, Section: {1}, Path: {2}", settings.Host, matchingSection.Id, mappedPath);
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_plexServerProxy.UpdatePath(mappedPath.FullPath, matchingSection.Id, settings);
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pathUpdated = true;
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}
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else
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{
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_logger.Debug("Unable to update path, mapped movie path {0} is not a child of any plex libraries: {1}", mappedPath, sections.SelectMany(s => s.Locations.Select(l => l.Path)).Join(", "));
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}
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return pathUpdated;
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}
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private string GetMetadataId(int sectionId, Movie movie, string language, PlexServerSettings settings)
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{
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_logger.Debug("Getting metadata from Plex host: {0} for movie: {1}", settings.Host, movie);
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return _plexServerProxy.GetMetadataId(sectionId, movie.ImdbId, language, settings);
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_logger.Debug("Updating section location, {0}", location.Path);
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_plexServerProxy.Update(section.Id, pathToUpdate, settings);
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}
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public ValidationFailure Test(PlexServerSettings settings)
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@ -264,7 +150,6 @@ public ValidationFailure Test(PlexServerSettings settings)
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try
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{
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_versionCache.Remove(settings.Host);
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_partialUpdateCache.Remove(settings.Host);
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var sections = GetSections(settings);
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if (sections.Empty())
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