Use IHostedService for DLNA

Emby.Dlna/Extensions/DlnaServiceCollectionExtensions.cs

@@ -5,6 +5,7 @@ using System.Net.Http;
 using System.Text;
 using Emby.Dlna.ConnectionManager;
 using Emby.Dlna.ContentDirectory;
+using Emby.Dlna.Main;
 using Emby.Dlna.MediaReceiverRegistrar;
 using Emby.Dlna.Ssdp;
 using MediaBrowser.Common.Net;
@@ -65,5 +66,7 @@ public static class DlnaServiceCollectionExtensions
         {
             IsShared = true
         });
+
+        services.AddHostedService<DlnaHost>();
     }
 }

Emby.Dlna/Main/DlnaEntryPoint.cs

@@ -1,363 +0,0 @@
-#nullable disable
-
-#pragma warning disable CS1591
-
-using System;
-using System.Globalization;
-using System.Linq;
-using System.Net.Http;
-using System.Net.Sockets;
-using System.Threading.Tasks;
-using Emby.Dlna.PlayTo;
-using Emby.Dlna.Ssdp;
-using Jellyfin.Networking.Configuration;
-using Jellyfin.Networking.Extensions;
-using MediaBrowser.Common.Configuration;
-using MediaBrowser.Common.Extensions;
-using MediaBrowser.Common.Net;
-using MediaBrowser.Controller;
-using MediaBrowser.Controller.Configuration;
-using MediaBrowser.Controller.Dlna;
-using MediaBrowser.Controller.Drawing;
-using MediaBrowser.Controller.Library;
-using MediaBrowser.Controller.MediaEncoding;
-using MediaBrowser.Controller.Plugins;
-using MediaBrowser.Controller.Session;
-using MediaBrowser.Model.Dlna;
-using MediaBrowser.Model.Globalization;
-using Microsoft.Extensions.Logging;
-using Rssdp;
-using Rssdp.Infrastructure;
-
-namespace Emby.Dlna.Main
-{
-    public sealed class DlnaEntryPoint : IServerEntryPoint, IRunBeforeStartup
-    {
-        private readonly IServerConfigurationManager _config;
-        private readonly ILogger<DlnaEntryPoint> _logger;
-        private readonly IServerApplicationHost _appHost;
-        private readonly ISessionManager _sessionManager;
-        private readonly IHttpClientFactory _httpClientFactory;
-        private readonly ILibraryManager _libraryManager;
-        private readonly IUserManager _userManager;
-        private readonly IDlnaManager _dlnaManager;
-        private readonly IImageProcessor _imageProcessor;
-        private readonly IUserDataManager _userDataManager;
-        private readonly ILocalizationManager _localization;
-        private readonly IMediaSourceManager _mediaSourceManager;
-        private readonly IMediaEncoder _mediaEncoder;
-        private readonly IDeviceDiscovery _deviceDiscovery;
-        private readonly ISsdpCommunicationsServer _communicationsServer;
-        private readonly INetworkManager _networkManager;
-        private readonly object _syncLock = new();
-        private readonly bool _disabled;
-
-        private PlayToManager _manager;
-        private SsdpDevicePublisher _publisher;
-
-        private bool _disposed;
-
-        public DlnaEntryPoint(
-            IServerConfigurationManager config,
-            ILoggerFactory loggerFactory,
-            IServerApplicationHost appHost,
-            ISessionManager sessionManager,
-            IHttpClientFactory httpClientFactory,
-            ILibraryManager libraryManager,
-            IUserManager userManager,
-            IDlnaManager dlnaManager,
-            IImageProcessor imageProcessor,
-            IUserDataManager userDataManager,
-            ILocalizationManager localizationManager,
-            IMediaSourceManager mediaSourceManager,
-            IDeviceDiscovery deviceDiscovery,
-            IMediaEncoder mediaEncoder,
-            ISsdpCommunicationsServer communicationsServer,
-            INetworkManager networkManager)
-        {
-            _config = config;
-            _appHost = appHost;
-            _sessionManager = sessionManager;
-            _httpClientFactory = httpClientFactory;
-            _libraryManager = libraryManager;
-            _userManager = userManager;
-            _dlnaManager = dlnaManager;
-            _imageProcessor = imageProcessor;
-            _userDataManager = userDataManager;
-            _localization = localizationManager;
-            _mediaSourceManager = mediaSourceManager;
-            _deviceDiscovery = deviceDiscovery;
-            _mediaEncoder = mediaEncoder;
-            _communicationsServer = communicationsServer;
-            _networkManager = networkManager;
-            _logger = loggerFactory.CreateLogger<DlnaEntryPoint>();
-
-            var netConfig = config.GetConfiguration<NetworkConfiguration>(NetworkConfigurationStore.StoreKey);
-            _disabled = appHost.ListenWithHttps && netConfig.RequireHttps;
-
-            if (_disabled && _config.GetDlnaConfiguration().EnableServer)
-            {
-                _logger.LogError("The DLNA specification does not support HTTPS.");
-            }
-        }
-
-        public async Task RunAsync()
-        {
-            await ((DlnaManager)_dlnaManager).InitProfilesAsync().ConfigureAwait(false);
-
-            if (_disabled)
-            {
-                // No use starting as dlna won't work, as we're running purely on HTTPS.
-                return;
-            }
-
-            ReloadComponents();
-
-            _config.NamedConfigurationUpdated += OnNamedConfigurationUpdated;
-        }
-
-        private void OnNamedConfigurationUpdated(object sender, ConfigurationUpdateEventArgs e)
-        {
-            if (string.Equals(e.Key, "dlna", StringComparison.OrdinalIgnoreCase))
-            {
-                ReloadComponents();
-            }
-        }
-
-        private void ReloadComponents()
-        {
-            var options = _config.GetDlnaConfiguration();
-            StartDeviceDiscovery();
-
-            if (options.EnableServer)
-            {
-                StartDevicePublisher(options);
-            }
-            else
-            {
-                DisposeDevicePublisher();
-            }
-
-            if (options.EnablePlayTo)
-            {
-                StartPlayToManager();
-            }
-            else
-            {
-                DisposePlayToManager();
-            }
-        }
-
-        private void StartDeviceDiscovery()
-        {
-            try
-            {
-                ((DeviceDiscovery)_deviceDiscovery).Start(_communicationsServer);
-            }
-            catch (Exception ex)
-            {
-                _logger.LogError(ex, "Error starting device discovery");
-            }
-        }
-
-        public void StartDevicePublisher(Configuration.DlnaOptions options)
-        {
-            if (_publisher is not null)
-            {
-                return;
-            }
-
-            try
-            {
-                _publisher = new SsdpDevicePublisher(
-                    _communicationsServer,
-                    Environment.OSVersion.Platform.ToString(),
-                    // Can not use VersionString here since that includes OS and version
-                    Environment.OSVersion.Version.ToString(),
-                    _config.GetDlnaConfiguration().SendOnlyMatchedHost)
-                {
-                    LogFunction = (msg) => _logger.LogDebug("{Msg}", msg),
-                    SupportPnpRootDevice = false
-                };
-
-                RegisterServerEndpoints();
-
-                if (options.BlastAliveMessages)
-                {
-                    _publisher.StartSendingAliveNotifications(TimeSpan.FromSeconds(options.BlastAliveMessageIntervalSeconds));
-                }
-            }
-            catch (Exception ex)
-            {
-                _logger.LogError(ex, "Error registering endpoint");
-            }
-        }
-
-        private void RegisterServerEndpoints()
-        {
-            var udn = CreateUuid(_appHost.SystemId);
-            var descriptorUri = "/dlna/" + udn + "/description.xml";
-
-            // Only get bind addresses in LAN
-            // IPv6 is currently unsupported
-            var validInterfaces = _networkManager.GetInternalBindAddresses()
-                .Where(x => x.Address is not null)
-                .Where(x => x.AddressFamily != AddressFamily.InterNetworkV6)
-                .ToList();
-
-            if (validInterfaces.Count == 0)
-            {
-                // No interfaces returned, fall back to loopback
-                validInterfaces = _networkManager.GetLoopbacks().ToList();
-            }
-
-            foreach (var intf in validInterfaces)
-            {
-                var fullService = "urn:schemas-upnp-org:device:MediaServer:1";
-
-                _logger.LogInformation("Registering publisher for {ResourceName} on {DeviceAddress}", fullService, intf.Address);
-
-                var uri = new UriBuilder(_appHost.GetApiUrlForLocalAccess(intf.Address, false) + descriptorUri);
-
-                var device = new SsdpRootDevice
-                {
-                    CacheLifetime = TimeSpan.FromSeconds(1800), // How long SSDP clients can cache this info.
-                    Location = uri.Uri, // Must point to the URL that serves your devices UPnP description document.
-                    Address = intf.Address,
-                    PrefixLength = NetworkExtensions.MaskToCidr(intf.Subnet.Prefix),
-                    FriendlyName = "Jellyfin",
-                    Manufacturer = "Jellyfin",
-                    ModelName = "Jellyfin Server",
-                    Uuid = udn
-                    // This must be a globally unique value that survives reboots etc. Get from storage or embedded hardware etc.
-                };
-
-                SetProperties(device, fullService);
-                _publisher.AddDevice(device);
-
-                var embeddedDevices = new[]
-                {
-                    "urn:schemas-upnp-org:service:ContentDirectory:1",
-                    "urn:schemas-upnp-org:service:ConnectionManager:1",
-                    // "urn:microsoft.com:service:X_MS_MediaReceiverRegistrar:1"
-                };
-
-                foreach (var subDevice in embeddedDevices)
-                {
-                    var embeddedDevice = new SsdpEmbeddedDevice
-                    {
-                        FriendlyName = device.FriendlyName,
-                        Manufacturer = device.Manufacturer,
-                        ModelName = device.ModelName,
-                        Uuid = udn
-                        // This must be a globally unique value that survives reboots etc. Get from storage or embedded hardware etc.
-                    };
-
-                    SetProperties(embeddedDevice, subDevice);
-                    device.AddDevice(embeddedDevice);
-                }
-            }
-        }
-
-        private static string CreateUuid(string text)
-        {
-            if (!Guid.TryParse(text, out var guid))
-            {
-                guid = text.GetMD5();
-            }
-
-            return guid.ToString("D", CultureInfo.InvariantCulture);
-        }
-
-        private static void SetProperties(SsdpDevice device, string fullDeviceType)
-        {
-            var serviceParts = fullDeviceType
-                .Replace("urn:", string.Empty, StringComparison.OrdinalIgnoreCase)
-                .Replace(":1", string.Empty, StringComparison.OrdinalIgnoreCase)
-                .Split(':');
-
-            device.DeviceTypeNamespace = serviceParts[0].Replace('.', '-');
-            device.DeviceClass = serviceParts[1];
-            device.DeviceType = serviceParts[2];
-        }
-
-        private void StartPlayToManager()
-        {
-            lock (_syncLock)
-            {
-                if (_manager is not null)
-                {
-                    return;
-                }
-
-                try
-                {
-                    _manager = new PlayToManager(
-                        _logger,
-                        _sessionManager,
-                        _libraryManager,
-                        _userManager,
-                        _dlnaManager,
-                        _appHost,
-                        _imageProcessor,
-                        _deviceDiscovery,
-                        _httpClientFactory,
-                        _userDataManager,
-                        _localization,
-                        _mediaSourceManager,
-                        _mediaEncoder);
-
-                    _manager.Start();
-                }
-                catch (Exception ex)
-                {
-                    _logger.LogError(ex, "Error starting PlayTo manager");
-                }
-            }
-        }
-
-        private void DisposePlayToManager()
-        {
-            lock (_syncLock)
-            {
-                if (_manager is not null)
-                {
-                    try
-                    {
-                        _logger.LogInformation("Disposing PlayToManager");
-                        _manager.Dispose();
-                    }
-                    catch (Exception ex)
-                    {
-                        _logger.LogError(ex, "Error disposing PlayTo manager");
-                    }
-
-                    _manager = null;
-                }
-            }
-        }
-
-        public void DisposeDevicePublisher()
-        {
-            if (_publisher is not null)
-            {
-                _logger.LogInformation("Disposing SsdpDevicePublisher");
-                _publisher.Dispose();
-                _publisher = null;
-            }
-        }
-
-        /// <inheritdoc />
-        public void Dispose()
-        {
-            if (_disposed)
-            {
-                return;
-            }
-
-            DisposeDevicePublisher();
-            DisposePlayToManager();
-            _disposed = true;
-        }
-    }
-}

Emby.Dlna/Main/DlnaHost.cs

@@ -0,0 +1,389 @@
+#pragma warning disable CA1031 // Do not catch general exception types.
+
+using System;
+using System.Globalization;
+using System.Linq;
+using System.Net.Http;
+using System.Net.Sockets;
+using System.Threading;
+using System.Threading.Tasks;
+using Emby.Dlna.PlayTo;
+using Emby.Dlna.Ssdp;
+using Jellyfin.Networking.Configuration;
+using Jellyfin.Networking.Extensions;
+using MediaBrowser.Common.Configuration;
+using MediaBrowser.Common.Extensions;
+using MediaBrowser.Common.Net;
+using MediaBrowser.Controller;
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Controller.Dlna;
+using MediaBrowser.Controller.Drawing;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.MediaEncoding;
+using MediaBrowser.Controller.Session;
+using MediaBrowser.Model.Dlna;
+using MediaBrowser.Model.Globalization;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Rssdp;
+using Rssdp.Infrastructure;
+
+namespace Emby.Dlna.Main;
+
+/// <summary>
+/// A <see cref="IHostedService"/> that manages a DLNA server.
+/// </summary>
+public sealed class DlnaHost : IHostedService, IDisposable
+{
+    private readonly ILogger<DlnaHost> _logger;
+    private readonly IServerConfigurationManager _config;
+    private readonly IServerApplicationHost _appHost;
+    private readonly ISessionManager _sessionManager;
+    private readonly IHttpClientFactory _httpClientFactory;
+    private readonly ILibraryManager _libraryManager;
+    private readonly IUserManager _userManager;
+    private readonly IDlnaManager _dlnaManager;
+    private readonly IImageProcessor _imageProcessor;
+    private readonly IUserDataManager _userDataManager;
+    private readonly ILocalizationManager _localization;
+    private readonly IMediaSourceManager _mediaSourceManager;
+    private readonly IMediaEncoder _mediaEncoder;
+    private readonly IDeviceDiscovery _deviceDiscovery;
+    private readonly ISsdpCommunicationsServer _communicationsServer;
+    private readonly INetworkManager _networkManager;
+    private readonly object _syncLock = new();
+
+    private SsdpDevicePublisher? _publisher;
+    private PlayToManager? _manager;
+    private bool _disposed;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="DlnaHost"/> class.
+    /// </summary>
+    /// <param name="config">The <see cref="IServerConfigurationManager"/>.</param>
+    /// <param name="loggerFactory">The <see cref="ILoggerFactory"/>.</param>
+    /// <param name="appHost">The <see cref="IServerApplicationHost"/>.</param>
+    /// <param name="sessionManager">The <see cref="ISessionManager"/>.</param>
+    /// <param name="httpClientFactory">The <see cref="IHttpClientFactory"/>.</param>
+    /// <param name="libraryManager">The <see cref="ILibraryManager"/>.</param>
+    /// <param name="userManager">The <see cref="IUserManager"/>.</param>
+    /// <param name="dlnaManager">The <see cref="IDlnaManager"/>.</param>
+    /// <param name="imageProcessor">The <see cref="IImageProcessor"/>.</param>
+    /// <param name="userDataManager">The <see cref="IUserDataManager"/>.</param>
+    /// <param name="localizationManager">The <see cref="ILocalizationManager"/>.</param>
+    /// <param name="mediaSourceManager">The <see cref="IMediaSourceManager"/>.</param>
+    /// <param name="deviceDiscovery">The <see cref="IDeviceDiscovery"/>.</param>
+    /// <param name="mediaEncoder">The <see cref="IMediaEncoder"/>.</param>
+    /// <param name="communicationsServer">The <see cref="ISsdpCommunicationsServer"/>.</param>
+    /// <param name="networkManager">The <see cref="INetworkManager"/>.</param>
+    public DlnaHost(
+        IServerConfigurationManager config,
+        ILoggerFactory loggerFactory,
+        IServerApplicationHost appHost,
+        ISessionManager sessionManager,
+        IHttpClientFactory httpClientFactory,
+        ILibraryManager libraryManager,
+        IUserManager userManager,
+        IDlnaManager dlnaManager,
+        IImageProcessor imageProcessor,
+        IUserDataManager userDataManager,
+        ILocalizationManager localizationManager,
+        IMediaSourceManager mediaSourceManager,
+        IDeviceDiscovery deviceDiscovery,
+        IMediaEncoder mediaEncoder,
+        ISsdpCommunicationsServer communicationsServer,
+        INetworkManager networkManager)
+    {
+        _config = config;
+        _appHost = appHost;
+        _sessionManager = sessionManager;
+        _httpClientFactory = httpClientFactory;
+        _libraryManager = libraryManager;
+        _userManager = userManager;
+        _dlnaManager = dlnaManager;
+        _imageProcessor = imageProcessor;
+        _userDataManager = userDataManager;
+        _localization = localizationManager;
+        _mediaSourceManager = mediaSourceManager;
+        _deviceDiscovery = deviceDiscovery;
+        _mediaEncoder = mediaEncoder;
+        _communicationsServer = communicationsServer;
+        _networkManager = networkManager;
+        _logger = loggerFactory.CreateLogger<DlnaHost>();
+    }
+
+    /// <inheritdoc />
+    public async Task StartAsync(CancellationToken cancellationToken)
+    {
+        var netConfig = _config.GetConfiguration<NetworkConfiguration>(NetworkConfigurationStore.StoreKey);
+        if (_appHost.ListenWithHttps && netConfig.RequireHttps)
+        {
+            if (_config.GetDlnaConfiguration().EnableServer)
+            {
+                _logger.LogError("The DLNA specification does not support HTTPS.");
+            }
+
+            // No use starting as dlna won't work, as we're running purely on HTTPS.
+            return;
+        }
+
+        await ((DlnaManager)_dlnaManager).InitProfilesAsync().ConfigureAwait(false);
+        ReloadComponents();
+
+        _config.NamedConfigurationUpdated += OnNamedConfigurationUpdated;
+    }
+
+    /// <inheritdoc />
+    public Task StopAsync(CancellationToken cancellationToken)
+    {
+        Stop();
+
+        return Task.CompletedTask;
+    }
+
+    /// <inheritdoc />
+    public void Dispose()
+    {
+        if (!_disposed)
+        {
+            Stop();
+            _disposed = true;
+        }
+    }
+
+    private void OnNamedConfigurationUpdated(object? sender, ConfigurationUpdateEventArgs e)
+    {
+        if (string.Equals(e.Key, "dlna", StringComparison.OrdinalIgnoreCase))
+        {
+            ReloadComponents();
+        }
+    }
+
+    private void ReloadComponents()
+    {
+        var options = _config.GetDlnaConfiguration();
+        StartDeviceDiscovery();
+
+        if (options.EnableServer)
+        {
+            StartDevicePublisher(options);
+        }
+        else
+        {
+            DisposeDevicePublisher();
+        }
+
+        if (options.EnablePlayTo)
+        {
+            StartPlayToManager();
+        }
+        else
+        {
+            DisposePlayToManager();
+        }
+    }
+
+    private static string CreateUuid(string text)
+    {
+        if (!Guid.TryParse(text, out var guid))
+        {
+            guid = text.GetMD5();
+        }
+
+        return guid.ToString("D", CultureInfo.InvariantCulture);
+    }
+
+    private static void SetProperties(SsdpDevice device, string fullDeviceType)
+    {
+        var serviceParts = fullDeviceType
+            .Replace("urn:", string.Empty, StringComparison.OrdinalIgnoreCase)
+            .Replace(":1", string.Empty, StringComparison.OrdinalIgnoreCase)
+            .Split(':');
+
+        device.DeviceTypeNamespace = serviceParts[0].Replace('.', '-');
+        device.DeviceClass = serviceParts[1];
+        device.DeviceType = serviceParts[2];
+    }
+
+    private void StartDeviceDiscovery()
+    {
+        try
+        {
+            ((DeviceDiscovery)_deviceDiscovery).Start(_communicationsServer);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Error starting device discovery");
+        }
+    }
+
+    private void StartDevicePublisher(Configuration.DlnaOptions options)
+    {
+        if (_publisher is not null)
+        {
+            return;
+        }
+
+        try
+        {
+            _publisher = new SsdpDevicePublisher(
+                _communicationsServer,
+                Environment.OSVersion.Platform.ToString(),
+                // Can not use VersionString here since that includes OS and version
+                Environment.OSVersion.Version.ToString(),
+                _config.GetDlnaConfiguration().SendOnlyMatchedHost)
+            {
+                LogFunction = msg => _logger.LogDebug("{Msg}", msg),
+                SupportPnpRootDevice = false
+            };
+
+            RegisterServerEndpoints();
+
+            if (options.BlastAliveMessages)
+            {
+                _publisher.StartSendingAliveNotifications(TimeSpan.FromSeconds(options.BlastAliveMessageIntervalSeconds));
+            }
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Error registering endpoint");
+        }
+    }
+
+    private void RegisterServerEndpoints()
+    {
+        var udn = CreateUuid(_appHost.SystemId);
+        var descriptorUri = "/dlna/" + udn + "/description.xml";
+
+        // Only get bind addresses in LAN
+        // IPv6 is currently unsupported
+        var validInterfaces = _networkManager.GetInternalBindAddresses()
+            .Where(x => x.AddressFamily != AddressFamily.InterNetworkV6)
+            .ToList();
+
+        if (validInterfaces.Count == 0)
+        {
+            // No interfaces returned, fall back to loopback
+            validInterfaces = _networkManager.GetLoopbacks().ToList();
+        }
+
+        foreach (var intf in validInterfaces)
+        {
+            var fullService = "urn:schemas-upnp-org:device:MediaServer:1";
+
+            _logger.LogInformation("Registering publisher for {ResourceName} on {DeviceAddress}", fullService, intf.Address);
+
+            var uri = new UriBuilder(_appHost.GetApiUrlForLocalAccess(intf.Address, false) + descriptorUri);
+
+            var device = new SsdpRootDevice
+            {
+                CacheLifetime = TimeSpan.FromSeconds(1800), // How long SSDP clients can cache this info.
+                Location = uri.Uri, // Must point to the URL that serves your devices UPnP description document.
+                Address = intf.Address,
+                PrefixLength = NetworkExtensions.MaskToCidr(intf.Subnet.Prefix),
+                FriendlyName = "Jellyfin",
+                Manufacturer = "Jellyfin",
+                ModelName = "Jellyfin Server",
+                Uuid = udn
+                // This must be a globally unique value that survives reboots etc. Get from storage or embedded hardware etc.
+            };
+
+            SetProperties(device, fullService);
+            _publisher!.AddDevice(device);
+
+            var embeddedDevices = new[]
+            {
+                "urn:schemas-upnp-org:service:ContentDirectory:1",
+                "urn:schemas-upnp-org:service:ConnectionManager:1",
+                // "urn:microsoft.com:service:X_MS_MediaReceiverRegistrar:1"
+            };
+
+            foreach (var subDevice in embeddedDevices)
+            {
+                var embeddedDevice = new SsdpEmbeddedDevice
+                {
+                    FriendlyName = device.FriendlyName,
+                    Manufacturer = device.Manufacturer,
+                    ModelName = device.ModelName,
+                    Uuid = udn
+                    // This must be a globally unique value that survives reboots etc. Get from storage or embedded hardware etc.
+                };
+
+                SetProperties(embeddedDevice, subDevice);
+                device.AddDevice(embeddedDevice);
+            }
+        }
+    }
+
+    private void StartPlayToManager()
+    {
+        lock (_syncLock)
+        {
+            if (_manager is not null)
+            {
+                return;
+            }
+
+            try
+            {
+                _manager = new PlayToManager(
+                    _logger,
+                    _sessionManager,
+                    _libraryManager,
+                    _userManager,
+                    _dlnaManager,
+                    _appHost,
+                    _imageProcessor,
+                    _deviceDiscovery,
+                    _httpClientFactory,
+                    _userDataManager,
+                    _localization,
+                    _mediaSourceManager,
+                    _mediaEncoder);
+
+                _manager.Start();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Error starting PlayTo manager");
+            }
+        }
+    }
+
+    private void DisposePlayToManager()
+    {
+        lock (_syncLock)
+        {
+            if (_manager is not null)
+            {
+                try
+                {
+                    _logger.LogInformation("Disposing PlayToManager");
+                    _manager.Dispose();
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Error disposing PlayTo manager");
+                }
+
+                _manager = null;
+            }
+        }
+    }
+
+    private void DisposeDevicePublisher()
+    {
+        if (_publisher is not null)
+        {
+            _logger.LogInformation("Disposing SsdpDevicePublisher");
+            _publisher.Dispose();
+            _publisher = null;
+        }
+    }
+
+    private void Stop()
+    {
+        DisposeDevicePublisher();
+        DisposePlayToManager();
+    }
+}

Emby.Server.Implementations/ApplicationHost.cs

@@ -866,7 +866,7 @@ namespace Emby.Server.Implementations
             yield return typeof(MediaBrowser.MediaEncoding.Encoder.MediaEncoder).Assembly;
 
             // Dlna
-            yield return typeof(DlnaEntryPoint).Assembly;
+            yield return typeof(DlnaHost).Assembly;
 
             // Local metadata
             yield return typeof(BoxSetXmlSaver).Assembly;