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jellyfin/Emby.Server.Implementations/ApplicationHost.cs

1024 lines
38 KiB

#nullable disable
#pragma warning disable CS1591
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Net;
using System.Reflection;
using System.Security.Cryptography.X509Certificates;
using System.Threading.Tasks;
using Emby.Naming.Common;
using Emby.Photos;
using Emby.Server.Implementations.Collections;
using Emby.Server.Implementations.Configuration;
using Emby.Server.Implementations.Cryptography;
using Emby.Server.Implementations.Data;
using Emby.Server.Implementations.Devices;
using Emby.Server.Implementations.Dto;
using Emby.Server.Implementations.HttpServer.Security;
using Emby.Server.Implementations.IO;
using Emby.Server.Implementations.Library;
using Emby.Server.Implementations.Localization;
using Emby.Server.Implementations.Playlists;
using Emby.Server.Implementations.Plugins;
using Emby.Server.Implementations.QuickConnect;
using Emby.Server.Implementations.ScheduledTasks;
using Emby.Server.Implementations.Serialization;
using Emby.Server.Implementations.Session;
using Emby.Server.Implementations.SyncPlay;
using Emby.Server.Implementations.TV;
using Emby.Server.Implementations.Updates;
using Jellyfin.Api.Helpers;
using Jellyfin.Drawing;
using Jellyfin.MediaEncoding.Hls.Playlist;
using Jellyfin.Networking.Manager;
using Jellyfin.Networking.Udp;
using Jellyfin.Server.Implementations;
using MediaBrowser.Common;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Events;
using MediaBrowser.Common.Net;
using MediaBrowser.Common.Plugins;
using MediaBrowser.Common.Updates;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Channels;
using MediaBrowser.Controller.Chapters;
using MediaBrowser.Controller.ClientEvent;
using MediaBrowser.Controller.Collections;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Controller.Lyrics;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Controller.Net;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Controller.Playlists;
using MediaBrowser.Controller.Plugins;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Controller.QuickConnect;
using MediaBrowser.Controller.Resolvers;
using MediaBrowser.Controller.Session;
using MediaBrowser.Controller.Sorting;
using MediaBrowser.Controller.Subtitles;
using MediaBrowser.Controller.SyncPlay;
using MediaBrowser.Controller.TV;
using MediaBrowser.LocalMetadata.Savers;
using MediaBrowser.MediaEncoding.BdInfo;
using MediaBrowser.MediaEncoding.Subtitles;
using MediaBrowser.MediaEncoding.Transcoding;
using MediaBrowser.Model.Cryptography;
using MediaBrowser.Model.Globalization;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Net;
using MediaBrowser.Model.Serialization;
using MediaBrowser.Model.System;
using MediaBrowser.Model.Tasks;
using MediaBrowser.Providers.Chapters;
using MediaBrowser.Providers.Lyric;
using MediaBrowser.Providers.Manager;
using MediaBrowser.Providers.Plugins.Tmdb;
using MediaBrowser.Providers.Subtitles;
using MediaBrowser.XbmcMetadata.Providers;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Prometheus.DotNetRuntime;
using static MediaBrowser.Controller.Extensions.ConfigurationExtensions;
using IConfigurationManager = MediaBrowser.Common.Configuration.IConfigurationManager;
using WebSocketManager = Emby.Server.Implementations.HttpServer.WebSocketManager;
namespace Emby.Server.Implementations
{
/// <summary>
/// Class CompositionRoot.
/// </summary>
public abstract class ApplicationHost : IServerApplicationHost, IDisposable
{
/// <summary>
/// The disposable parts.
/// </summary>
private readonly ConcurrentDictionary<IDisposable, byte> _disposableParts = new();
private readonly DeviceId _deviceId;
private readonly IConfiguration _startupConfig;
private readonly IXmlSerializer _xmlSerializer;
private readonly IStartupOptions _startupOptions;
private readonly IPluginManager _pluginManager;
private List<Type> _creatingInstances;
/// <summary>
/// Gets or sets all concrete types.
/// </summary>
/// <value>All concrete types.</value>
private Type[] _allConcreteTypes;
private bool _disposed;
/// <summary>
/// Initializes a new instance of the <see cref="ApplicationHost"/> class.
/// </summary>
/// <param name="applicationPaths">Instance of the <see cref="IServerApplicationPaths"/> interface.</param>
/// <param name="loggerFactory">Instance of the <see cref="ILoggerFactory"/> interface.</param>
/// <param name="options">Instance of the <see cref="IStartupOptions"/> interface.</param>
/// <param name="startupConfig">The <see cref="IConfiguration" /> interface.</param>
protected ApplicationHost(
IServerApplicationPaths applicationPaths,
ILoggerFactory loggerFactory,
IStartupOptions options,
IConfiguration startupConfig)
{
ApplicationPaths = applicationPaths;
LoggerFactory = loggerFactory;
_startupOptions = options;
_startupConfig = startupConfig;
Logger = LoggerFactory.CreateLogger<ApplicationHost>();
_deviceId = new DeviceId(ApplicationPaths, LoggerFactory);
ApplicationVersion = typeof(ApplicationHost).Assembly.GetName().Version;
ApplicationVersionString = ApplicationVersion.ToString(3);
ApplicationUserAgent = Name.Replace(' ', '-') + "/" + ApplicationVersionString;
_xmlSerializer = new MyXmlSerializer();
ConfigurationManager = new ServerConfigurationManager(ApplicationPaths, LoggerFactory, _xmlSerializer);
_pluginManager = new PluginManager(
LoggerFactory.CreateLogger<PluginManager>(),
this,
ConfigurationManager.Configuration,
ApplicationPaths.PluginsPath,
ApplicationVersion);
_disposableParts.TryAdd((PluginManager)_pluginManager, byte.MinValue);
}
/// <summary>
/// Occurs when [has pending restart changed].
/// </summary>
public event EventHandler HasPendingRestartChanged;
/// <summary>
/// Gets the value of the PublishedServerUrl setting.
/// </summary>
private string PublishedServerUrl => _startupConfig[AddressOverrideKey];
public bool CoreStartupHasCompleted { get; private set; }
/// <summary>
/// Gets the <see cref="INetworkManager"/> singleton instance.
/// </summary>
public INetworkManager NetManager { get; private set; }
/// <inheritdoc />
public bool HasPendingRestart { get; private set; }
/// <inheritdoc />
public bool ShouldRestart { get; set; }
/// <summary>
/// Gets the logger.
/// </summary>
protected ILogger<ApplicationHost> Logger { get; }
/// <summary>
/// Gets the logger factory.
/// </summary>
protected ILoggerFactory LoggerFactory { get; }
/// <summary>
/// Gets the application paths.
/// </summary>
/// <value>The application paths.</value>
protected IServerApplicationPaths ApplicationPaths { get; }
/// <summary>
/// Gets the configuration manager.
/// </summary>
/// <value>The configuration manager.</value>
public ServerConfigurationManager ConfigurationManager { get; }
/// <summary>
/// Gets or sets the service provider.
/// </summary>
public IServiceProvider ServiceProvider { get; set; }
/// <summary>
/// Gets the http port for the webhost.
/// </summary>
public int HttpPort { get; private set; }
/// <summary>
/// Gets the https port for the webhost.
/// </summary>
public int HttpsPort { get; private set; }
/// <inheritdoc />
public Version ApplicationVersion { get; }
/// <inheritdoc />
public string ApplicationVersionString { get; }
/// <summary>
/// Gets the current application user agent.
/// </summary>
/// <value>The application user agent.</value>
public string ApplicationUserAgent { get; }
/// <summary>
/// Gets the email address for use within a comment section of a user agent field.
/// Presently used to provide contact information to MusicBrainz service.
/// </summary>
public string ApplicationUserAgentAddress => "team@jellyfin.org";
/// <summary>
/// Gets the current application name.
/// </summary>
/// <value>The application name.</value>
public string ApplicationProductName { get; } = FileVersionInfo.GetVersionInfo(Assembly.GetEntryAssembly().Location).ProductName;
public string SystemId => _deviceId.Value;
/// <inheritdoc/>
public string Name => ApplicationProductName;
private string CertificatePath { get; set; }
public X509Certificate2 Certificate { get; private set; }
/// <inheritdoc/>
public bool ListenWithHttps => Certificate is not null && ConfigurationManager.GetNetworkConfiguration().EnableHttps;
public string FriendlyName =>
string.IsNullOrEmpty(ConfigurationManager.Configuration.ServerName)
? Environment.MachineName
: ConfigurationManager.Configuration.ServerName;
public string ExpandVirtualPath(string path)
{
var appPaths = ApplicationPaths;
return path.Replace(appPaths.VirtualDataPath, appPaths.DataPath, StringComparison.OrdinalIgnoreCase)
.Replace(appPaths.VirtualInternalMetadataPath, appPaths.InternalMetadataPath, StringComparison.OrdinalIgnoreCase);
}
public string ReverseVirtualPath(string path)
{
var appPaths = ApplicationPaths;
return path.Replace(appPaths.DataPath, appPaths.VirtualDataPath, StringComparison.OrdinalIgnoreCase)
.Replace(appPaths.InternalMetadataPath, appPaths.VirtualInternalMetadataPath, StringComparison.OrdinalIgnoreCase);
}
/// <summary>
/// Creates the instance safe.
/// </summary>
/// <param name="type">The type.</param>
/// <returns>System.Object.</returns>
protected object CreateInstanceSafe(Type type)
{
_creatingInstances ??= new List<Type>();
if (_creatingInstances.Contains(type))
{
Logger.LogError("DI Loop detected in the attempted creation of {Type}", type.FullName);
foreach (var entry in _creatingInstances)
{
Logger.LogError("Called from: {TypeName}", entry.FullName);
}
_pluginManager.FailPlugin(type.Assembly);
throw new TypeLoadException("DI Loop detected");
}
try
{
_creatingInstances.Add(type);
Logger.LogDebug("Creating instance of {Type}", type);
return ServiceProvider is null
? Activator.CreateInstance(type)
: ActivatorUtilities.CreateInstance(ServiceProvider, type);
}
catch (Exception ex)
{
Logger.LogError(ex, "Error creating {Type}", type);
// If this is a plugin fail it.
_pluginManager.FailPlugin(type.Assembly);
return null;
}
finally
{
_creatingInstances.Remove(type);
}
}
/// <summary>
/// Resolves this instance.
/// </summary>
/// <typeparam name="T">The type.</typeparam>
/// <returns>``0.</returns>
public T Resolve<T>() => ServiceProvider.GetService<T>();
/// <inheritdoc/>
public IEnumerable<Type> GetExportTypes<T>()
{
var currentType = typeof(T);
var numberOfConcreteTypes = _allConcreteTypes.Length;
for (var i = 0; i < numberOfConcreteTypes; i++)
{
var type = _allConcreteTypes[i];
if (currentType.IsAssignableFrom(type))
{
yield return type;
}
}
}
/// <inheritdoc />
public IReadOnlyCollection<T> GetExports<T>(bool manageLifetime = true)
{
// Convert to list so this isn't executed for each iteration
var parts = GetExportTypes<T>()
.Select(CreateInstanceSafe)
.Where(i => i is not null)
.Cast<T>()
.ToList();
if (manageLifetime)
{
foreach (var part in parts.OfType<IDisposable>())
{
_disposableParts.TryAdd(part, byte.MinValue);
}
}
return parts;
}
/// <inheritdoc />
public IReadOnlyCollection<T> GetExports<T>(CreationDelegateFactory defaultFunc, bool manageLifetime = true)
{
// Convert to list so this isn't executed for each iteration
var parts = GetExportTypes<T>()
.Select(i => defaultFunc(i))
.Where(i => i is not null)
.Cast<T>()
.ToList();
if (manageLifetime)
{
foreach (var part in parts.OfType<IDisposable>())
{
_disposableParts.TryAdd(part, byte.MinValue);
}
}
return parts;
}
/// <summary>
/// Runs the startup tasks.
/// </summary>
/// <returns><see cref="Task" />.</returns>
public async Task RunStartupTasksAsync()
{
Logger.LogInformation("Running startup tasks");
Resolve<ITaskManager>().AddTasks(GetExports<IScheduledTask>(false));
ConfigurationManager.ConfigurationUpdated += OnConfigurationUpdated;
ConfigurationManager.NamedConfigurationUpdated += OnConfigurationUpdated;
Resolve<IMediaEncoder>().SetFFmpegPath();
Logger.LogInformation("ServerId: {ServerId}", SystemId);
var entryPoints = GetExports<IServerEntryPoint>();
var stopWatch = new Stopwatch();
stopWatch.Start();
await Task.WhenAll(StartEntryPoints(entryPoints, true)).ConfigureAwait(false);
Logger.LogInformation("Executed all pre-startup entry points in {Elapsed:g}", stopWatch.Elapsed);
Logger.LogInformation("Core startup complete");
CoreStartupHasCompleted = true;
stopWatch.Restart();
await Task.WhenAll(StartEntryPoints(entryPoints, false)).ConfigureAwait(false);
Logger.LogInformation("Executed all post-startup entry points in {Elapsed:g}", stopWatch.Elapsed);
stopWatch.Stop();
}
private IEnumerable<Task> StartEntryPoints(IEnumerable<IServerEntryPoint> entryPoints, bool isBeforeStartup)
{
foreach (var entryPoint in entryPoints)
{
if (isBeforeStartup != (entryPoint is IRunBeforeStartup))
{
continue;
}
Logger.LogDebug("Starting entry point {Type}", entryPoint.GetType());
yield return entryPoint.RunAsync();
}
}
/// <inheritdoc/>
public void Init(IServiceCollection serviceCollection)
{
DiscoverTypes();
ConfigurationManager.AddParts(GetExports<IConfigurationFactory>());
NetManager = new NetworkManager(ConfigurationManager, _startupConfig, LoggerFactory.CreateLogger<NetworkManager>());
// Initialize runtime stat collection
if (ConfigurationManager.Configuration.EnableMetrics)
{
DotNetRuntimeStatsBuilder.Default().StartCollecting();
}
var networkConfiguration = ConfigurationManager.GetNetworkConfiguration();
HttpPort = networkConfiguration.InternalHttpPort;
HttpsPort = networkConfiguration.InternalHttpsPort;
// Safeguard against invalid configuration
if (HttpPort == HttpsPort)
{
HttpPort = NetworkConfiguration.DefaultHttpPort;
HttpsPort = NetworkConfiguration.DefaultHttpsPort;
}
CertificatePath = networkConfiguration.CertificatePath;
Certificate = GetCertificate(CertificatePath, networkConfiguration.CertificatePassword);
RegisterServices(serviceCollection);
_pluginManager.RegisterServices(serviceCollection);
}
/// <summary>
/// Registers services/resources with the service collection that will be available via DI.
/// </summary>
/// <param name="serviceCollection">Instance of the <see cref="IServiceCollection"/> interface.</param>
protected virtual void RegisterServices(IServiceCollection serviceCollection)
{
serviceCollection.AddSingleton(_startupOptions);
serviceCollection.AddMemoryCache();
serviceCollection.AddSingleton<IServerConfigurationManager>(ConfigurationManager);
serviceCollection.AddSingleton<IConfigurationManager>(ConfigurationManager);
serviceCollection.AddSingleton<IApplicationHost>(this);
serviceCollection.AddSingleton(_pluginManager);
serviceCollection.AddSingleton<IApplicationPaths>(ApplicationPaths);
serviceCollection.AddSingleton<IFileSystem, ManagedFileSystem>();
serviceCollection.AddSingleton<IShortcutHandler, MbLinkShortcutHandler>();
serviceCollection.AddScoped<ISystemManager, SystemManager>();
serviceCollection.AddSingleton<TmdbClientManager>();
serviceCollection.AddSingleton(NetManager);
serviceCollection.AddSingleton<ITaskManager, TaskManager>();
serviceCollection.AddSingleton(_xmlSerializer);
serviceCollection.AddSingleton<ICryptoProvider, CryptographyProvider>();
serviceCollection.AddSingleton<ISocketFactory, SocketFactory>();
serviceCollection.AddSingleton<IInstallationManager, InstallationManager>();
serviceCollection.AddSingleton<IServerApplicationHost>(this);
serviceCollection.AddSingleton(ApplicationPaths);
serviceCollection.AddSingleton<ILocalizationManager, LocalizationManager>();
serviceCollection.AddSingleton<IBlurayExaminer, BdInfoExaminer>();
serviceCollection.AddSingleton<IUserDataRepository, SqliteUserDataRepository>();
serviceCollection.AddSingleton<IUserDataManager, UserDataManager>();
serviceCollection.AddSingleton<IItemRepository, SqliteItemRepository>();
serviceCollection.AddSingleton<IMediaEncoder, MediaBrowser.MediaEncoding.Encoder.MediaEncoder>();
serviceCollection.AddSingleton<EncodingHelper>();
// TODO: Refactor to eliminate the circular dependencies here so that Lazy<T> isn't required
serviceCollection.AddTransient(provider => new Lazy<ILibraryMonitor>(provider.GetRequiredService<ILibraryMonitor>));
serviceCollection.AddTransient(provider => new Lazy<IProviderManager>(provider.GetRequiredService<IProviderManager>));
serviceCollection.AddTransient(provider => new Lazy<IUserViewManager>(provider.GetRequiredService<IUserViewManager>));
serviceCollection.AddSingleton<ILibraryManager, LibraryManager>();
serviceCollection.AddSingleton<NamingOptions>();
serviceCollection.AddSingleton<IMusicManager, MusicManager>();
serviceCollection.AddSingleton<ILibraryMonitor, LibraryMonitor>();
serviceCollection.AddSingleton<ISearchEngine, SearchEngine>();
serviceCollection.AddSingleton<IWebSocketManager, WebSocketManager>();
serviceCollection.AddSingleton<IImageProcessor, ImageProcessor>();
serviceCollection.AddSingleton<ITVSeriesManager, TVSeriesManager>();
serviceCollection.AddSingleton<IMediaSourceManager, MediaSourceManager>();
serviceCollection.AddSingleton<ISubtitleManager, SubtitleManager>();
serviceCollection.AddSingleton<ILyricManager, LyricManager>();
serviceCollection.AddSingleton<IProviderManager, ProviderManager>();
// TODO: Refactor to eliminate the circular dependency here so that Lazy<T> isn't required
serviceCollection.AddTransient(provider => new Lazy<ILiveTvManager>(provider.GetRequiredService<ILiveTvManager>));
serviceCollection.AddSingleton<IDtoService, DtoService>();
serviceCollection.AddSingleton<ISessionManager, SessionManager>();
serviceCollection.AddSingleton<ICollectionManager, CollectionManager>();
serviceCollection.AddSingleton<IPlaylistManager, PlaylistManager>();
serviceCollection.AddSingleton<ISyncPlayManager, SyncPlayManager>();
serviceCollection.AddSingleton<IUserViewManager, UserViewManager>();
serviceCollection.AddSingleton<IChapterManager, ChapterManager>();
serviceCollection.AddSingleton<IEncodingManager, MediaEncoder.EncodingManager>();
serviceCollection.AddSingleton<IAuthService, AuthService>();
serviceCollection.AddSingleton<IQuickConnect, QuickConnectManager>();
serviceCollection.AddSingleton<ISubtitleParser, SubtitleEditParser>();
serviceCollection.AddSingleton<ISubtitleEncoder, SubtitleEncoder>();
serviceCollection.AddSingleton<IAttachmentExtractor, MediaBrowser.MediaEncoding.Attachments.AttachmentExtractor>();
serviceCollection.AddSingleton<ITranscodeManager, TranscodeManager>();
serviceCollection.AddScoped<MediaInfoHelper>();
serviceCollection.AddScoped<AudioHelper>();
serviceCollection.AddScoped<DynamicHlsHelper>();
serviceCollection.AddScoped<IClientEventLogger, ClientEventLogger>();
serviceCollection.AddSingleton<IDirectoryService, DirectoryService>();
}
/// <summary>
/// Create services registered with the service container that need to be initialized at application startup.
/// </summary>
/// <returns>A task representing the service initialization operation.</returns>
public async Task InitializeServices()
{
var jellyfinDb = await Resolve<IDbContextFactory<JellyfinDbContext>>().CreateDbContextAsync().ConfigureAwait(false);
await using (jellyfinDb.ConfigureAwait(false))
{
if ((await jellyfinDb.Database.GetPendingMigrationsAsync().ConfigureAwait(false)).Any())
{
Logger.LogInformation("There are pending EFCore migrations in the database. Applying... (This may take a while, do not stop Jellyfin)");
await jellyfinDb.Database.MigrateAsync().ConfigureAwait(false);
Logger.LogInformation("EFCore migrations applied successfully");
}
}
((SqliteItemRepository)Resolve<IItemRepository>()).Initialize();
((SqliteUserDataRepository)Resolve<IUserDataRepository>()).Initialize();
var localizationManager = (LocalizationManager)Resolve<ILocalizationManager>();
await localizationManager.LoadAll().ConfigureAwait(false);
SetStaticProperties();
FindParts();
}
private X509Certificate2 GetCertificate(string path, string password)
{
if (string.IsNullOrWhiteSpace(path))
{
return null;
}
try
{
if (!File.Exists(path))
{
return null;
}
// Don't use an empty string password
password = string.IsNullOrWhiteSpace(password) ? null : password;
var localCert = new X509Certificate2(path, password, X509KeyStorageFlags.UserKeySet);
if (!localCert.HasPrivateKey)
{
Logger.LogError("No private key included in SSL cert {CertificateLocation}.", path);
return null;
}
return localCert;
}
catch (Exception ex)
{
Logger.LogError(ex, "Error loading cert from {CertificateLocation}", path);
return null;
}
}
/// <summary>
/// Dirty hacks.
/// </summary>
private void SetStaticProperties()
{
// For now there's no real way to inject these properly
BaseItem.Logger = Resolve<ILogger<BaseItem>>();
BaseItem.ConfigurationManager = ConfigurationManager;
BaseItem.LibraryManager = Resolve<ILibraryManager>();
BaseItem.ProviderManager = Resolve<IProviderManager>();
BaseItem.LocalizationManager = Resolve<ILocalizationManager>();
BaseItem.ItemRepository = Resolve<IItemRepository>();
BaseItem.FileSystem = Resolve<IFileSystem>();
BaseItem.UserDataManager = Resolve<IUserDataManager>();
BaseItem.ChannelManager = Resolve<IChannelManager>();
Video.LiveTvManager = Resolve<ILiveTvManager>();
Folder.UserViewManager = Resolve<IUserViewManager>();
UserView.TVSeriesManager = Resolve<ITVSeriesManager>();
UserView.CollectionManager = Resolve<ICollectionManager>();
BaseItem.MediaSourceManager = Resolve<IMediaSourceManager>();
CollectionFolder.XmlSerializer = _xmlSerializer;
CollectionFolder.ApplicationHost = this;
}
/// <summary>
/// Finds plugin components and register them with the appropriate services.
/// </summary>
private void FindParts()
{
if (!ConfigurationManager.Configuration.IsPortAuthorized)
{
ConfigurationManager.Configuration.IsPortAuthorized = true;
ConfigurationManager.SaveConfiguration();
}
_pluginManager.CreatePlugins();
Resolve<ILibraryManager>().AddParts(
GetExports<IResolverIgnoreRule>(),
GetExports<IItemResolver>(),
GetExports<IIntroProvider>(),
GetExports<IBaseItemComparer>(),
GetExports<ILibraryPostScanTask>());
Resolve<IProviderManager>().AddParts(
GetExports<IImageProvider>(),
GetExports<IMetadataService>(),
GetExports<IMetadataProvider>(),
GetExports<IMetadataSaver>(),
GetExports<IExternalId>());
Resolve<IMediaSourceManager>().AddParts(GetExports<IMediaSourceProvider>());
}
/// <summary>
/// Discovers the types.
/// </summary>
protected void DiscoverTypes()
{
Logger.LogInformation("Loading assemblies");
_allConcreteTypes = GetTypes(GetComposablePartAssemblies()).ToArray();
}
private IEnumerable<Type> GetTypes(IEnumerable<Assembly> assemblies)
{
foreach (var ass in assemblies)
{
Type[] exportedTypes;
try
{
exportedTypes = ass.GetExportedTypes();
}
catch (FileNotFoundException ex)
{
Logger.LogError(ex, "Error getting exported types from {Assembly}", ass.FullName);
_pluginManager.FailPlugin(ass);
continue;
}
catch (TypeLoadException ex)
{
Logger.LogError(ex, "Error loading types from {Assembly}.", ass.FullName);
_pluginManager.FailPlugin(ass);
continue;
}
foreach (Type type in exportedTypes)
{
if (type.IsClass && !type.IsAbstract && !type.IsInterface && !type.IsGenericType)
{
yield return type;
}
}
}
}
/// <summary>
/// Called when [configuration updated].
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
private void OnConfigurationUpdated(object sender, EventArgs e)
{
var requiresRestart = false;
var networkConfiguration = ConfigurationManager.GetNetworkConfiguration();
// Don't do anything if these haven't been set yet
if (HttpPort != 0 && HttpsPort != 0)
{
// Need to restart if ports have changed
if (networkConfiguration.InternalHttpPort != HttpPort
|| networkConfiguration.InternalHttpsPort != HttpsPort)
{
if (ConfigurationManager.Configuration.IsPortAuthorized)
{
ConfigurationManager.Configuration.IsPortAuthorized = false;
ConfigurationManager.SaveConfiguration();
requiresRestart = true;
}
}
}
if (ValidateSslCertificate(networkConfiguration))
{
requiresRestart = true;
}
if (requiresRestart)
{
Logger.LogInformation("App needs to be restarted due to configuration change.");
NotifyPendingRestart();
}
}
/// <summary>
/// Validates the SSL certificate.
/// </summary>
/// <param name="networkConfig">The new configuration.</param>
/// <exception cref="FileNotFoundException">The certificate path doesn't exist.</exception>
private bool ValidateSslCertificate(NetworkConfiguration networkConfig)
{
var newPath = networkConfig.CertificatePath;
if (!string.IsNullOrWhiteSpace(newPath)
&& !string.Equals(CertificatePath, newPath, StringComparison.Ordinal))
{
if (File.Exists(newPath))
{
return true;
}
throw new FileNotFoundException(
string.Format(
CultureInfo.InvariantCulture,
"Certificate file '{0}' does not exist.",
newPath));
}
return false;
}
/// <summary>
/// Notifies the kernel that a change has been made that requires a restart.
/// </summary>
public void NotifyPendingRestart()
{
Logger.LogInformation("App needs to be restarted.");
var changed = !HasPendingRestart;
HasPendingRestart = true;
if (changed)
{
EventHelper.QueueEventIfNotNull(HasPendingRestartChanged, this, EventArgs.Empty, Logger);
}
}
/// <summary>
/// Gets the composable part assemblies.
/// </summary>
/// <returns>IEnumerable{Assembly}.</returns>
protected IEnumerable<Assembly> GetComposablePartAssemblies()
{
foreach (var p in _pluginManager.LoadAssemblies())
{
yield return p;
}
// Include composable parts in the Model assembly
yield return typeof(SystemInfo).Assembly;
// Include composable parts in the Common assembly
yield return typeof(IApplicationHost).Assembly;
// Include composable parts in the Controller assembly
yield return typeof(IServerApplicationHost).Assembly;
// Include composable parts in the Providers assembly
yield return typeof(ProviderManager).Assembly;
// Include composable parts in the Photos assembly
yield return typeof(PhotoProvider).Assembly;
// Emby.Server implementations
yield return typeof(InstallationManager).Assembly;
// MediaEncoding
yield return typeof(MediaBrowser.MediaEncoding.Encoder.MediaEncoder).Assembly;
// Local metadata
yield return typeof(BoxSetXmlSaver).Assembly;
// Xbmc
yield return typeof(ArtistNfoProvider).Assembly;
// Network
yield return typeof(NetworkManager).Assembly;
// Hls
yield return typeof(DynamicHlsPlaylistGenerator).Assembly;
foreach (var i in GetAssembliesWithPartsInternal())
{
yield return i;
}
}
protected abstract IEnumerable<Assembly> GetAssembliesWithPartsInternal();
/// <inheritdoc/>
public string GetSmartApiUrl(IPAddress remoteAddr)
{
// Published server ends with a /
if (!string.IsNullOrEmpty(PublishedServerUrl))
{
// Published server ends with a '/', so we need to remove it.
return PublishedServerUrl.Trim('/');
}
string smart = NetManager.GetBindAddress(remoteAddr, out var port);
return GetLocalApiUrl(smart.Trim('/'), null, port);
}
/// <inheritdoc/>
public string GetSmartApiUrl(HttpRequest request)
{
// Return the host in the HTTP request as the API URL if not configured otherwise
if (ConfigurationManager.GetNetworkConfiguration().EnablePublishedServerUriByRequest)
{
int? requestPort = request.Host.Port;
if (requestPort is null
|| (requestPort == 80 && string.Equals(request.Scheme, "http", StringComparison.OrdinalIgnoreCase))
|| (requestPort == 443 && string.Equals(request.Scheme, "https", StringComparison.OrdinalIgnoreCase)))
{
requestPort = -1;
}
return GetLocalApiUrl(request.Host.Host, request.Scheme, requestPort);
}
return GetSmartApiUrl(request.HttpContext.Connection.RemoteIpAddress ?? IPAddress.Loopback);
}
/// <inheritdoc/>
public string GetSmartApiUrl(string hostname)
{
// Published server ends with a /
if (!string.IsNullOrEmpty(PublishedServerUrl))
{
// Published server ends with a '/', so we need to remove it.
return PublishedServerUrl.Trim('/');
}
string smart = NetManager.GetBindAddress(hostname, out var port);
return GetLocalApiUrl(smart.Trim('/'), null, port);
}
/// <inheritdoc/>
public string GetApiUrlForLocalAccess(IPAddress ipAddress = null, bool allowHttps = true)
{
// With an empty source, the port will be null
var smart = NetManager.GetBindAddress(ipAddress, out _, false);
var scheme = !allowHttps ? Uri.UriSchemeHttp : null;
int? port = !allowHttps ? HttpPort : null;
return GetLocalApiUrl(smart, scheme, port);
}
/// <inheritdoc/>
public string GetLocalApiUrl(string hostname, string scheme = null, int? port = null)
{
// If the smartAPI doesn't start with http then treat it as a host or ip.
if (hostname.StartsWith("http", StringComparison.OrdinalIgnoreCase))
{
return hostname.TrimEnd('/');
}
// NOTE: If no BaseUrl is set then UriBuilder appends a trailing slash, but if there is no BaseUrl it does
// not. For consistency, always trim the trailing slash.
scheme ??= ListenWithHttps ? Uri.UriSchemeHttps : Uri.UriSchemeHttp;
var isHttps = string.Equals(scheme, Uri.UriSchemeHttps, StringComparison.OrdinalIgnoreCase);
return new UriBuilder
{
Scheme = scheme,
Host = hostname,
Port = port ?? (isHttps ? HttpsPort : HttpPort),
Path = ConfigurationManager.GetNetworkConfiguration().BaseUrl
}.ToString().TrimEnd('/');
}
public IEnumerable<Assembly> GetApiPluginAssemblies()
{
var assemblies = _allConcreteTypes
.Where(i => typeof(ControllerBase).IsAssignableFrom(i))
.Select(i => i.Assembly)
.Distinct();
foreach (var assembly in assemblies)
{
Logger.LogDebug("Found API endpoints in plugin {Name}", assembly.FullName);
yield return assembly;
}
}
/// <inheritdoc />
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected virtual void Dispose(bool dispose)
{
if (_disposed)
{
return;
}
if (dispose)
{
var type = GetType();
Logger.LogInformation("Disposing {Type}", type.Name);
foreach (var (part, _) in _disposableParts)
{
var partType = part.GetType();
if (partType == type)
{
continue;
}
Logger.LogInformation("Disposing {Type}", partType.Name);
try
{
part.Dispose();
}
catch (Exception ex)
{
Logger.LogError(ex, "Error disposing {Type}", partType.Name);
}
}
_disposableParts.Clear();
}
_disposed = true;
}
}
}