Move UdpServerEntryPoint to Jellyfin.Networking

2 files changed, 0 insertions, 282 deletions

diff --git a/Emby.Server.Implementations/EntryPoints/UdpServerEntryPoint.cs b/Emby.Server.Implementations/EntryPoints/UdpServerEntryPoint.cs
deleted file mode 100644
index 2af2677855..0000000000
--- a/Emby.Server.Implementations/EntryPoints/UdpServerEntryPoint.cs
+++ /dev/null
@@ -1,145 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Net;
-using System.Net.Sockets;
-using System.Threading;
-using System.Threading.Tasks;
-using Emby.Server.Implementations.Udp;
-using MediaBrowser.Common.Configuration;
-using MediaBrowser.Common.Net;
-using MediaBrowser.Controller;
-using MediaBrowser.Controller.Plugins;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.Logging;
-using IConfigurationManager = MediaBrowser.Common.Configuration.IConfigurationManager;
-
-namespace Emby.Server.Implementations.EntryPoints
-{
-    /// <summary>
-    /// Class responsible for registering all UDP broadcast endpoints and their handlers.
-    /// </summary>
-    public sealed class UdpServerEntryPoint : IServerEntryPoint
-    {
-        /// <summary>
-        /// The port of the UDP server.
-        /// </summary>
-        public const int PortNumber = 7359;
-
-        /// <summary>
-        /// The logger.
-        /// </summary>
-        private readonly ILogger<UdpServerEntryPoint> _logger;
-        private readonly IServerApplicationHost _appHost;
-        private readonly IConfiguration _config;
-        private readonly IConfigurationManager _configurationManager;
-        private readonly INetworkManager _networkManager;
-
-        /// <summary>
-        /// The UDP server.
-        /// </summary>
-        private readonly List<UdpServer> _udpServers;
-        private readonly CancellationTokenSource _cancellationTokenSource = new CancellationTokenSource();
-        private bool _disposed;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="UdpServerEntryPoint" /> class.
-        /// </summary>
-        /// <param name="logger">Instance of the <see cref="ILogger{UdpServerEntryPoint}"/> interface.</param>
-        /// <param name="appHost">Instance of the <see cref="IServerApplicationHost"/> interface.</param>
-        /// <param name="configuration">Instance of the <see cref="IConfiguration"/> interface.</param>
-        /// <param name="configurationManager">Instance of the <see cref="IConfigurationManager"/> interface.</param>
-        /// <param name="networkManager">Instance of the <see cref="INetworkManager"/> interface.</param>
-        public UdpServerEntryPoint(
-            ILogger<UdpServerEntryPoint> logger,
-            IServerApplicationHost appHost,
-            IConfiguration configuration,
-            IConfigurationManager configurationManager,
-            INetworkManager networkManager)
-        {
-            _logger = logger;
-            _appHost = appHost;
-            _config = configuration;
-            _configurationManager = configurationManager;
-            _networkManager = networkManager;
-            _udpServers = new List<UdpServer>();
-        }
-
-        /// <inheritdoc />
-        public Task RunAsync()
-        {
-            ObjectDisposedException.ThrowIf(_disposed, this);
-
-            if (!_configurationManager.GetNetworkConfiguration().AutoDiscovery)
-            {
-                return Task.CompletedTask;
-            }
-
-            try
-            {
-                // Linux needs to bind to the broadcast addresses to get broadcast traffic
-                // Windows receives broadcast fine when binding to just the interface, it is unable to bind to broadcast addresses
-                if (OperatingSystem.IsLinux())
-                {
-                    // Add global broadcast listener
-                    var server = new UdpServer(_logger, _appHost, _config, IPAddress.Broadcast, PortNumber);
-                    server.Start(_cancellationTokenSource.Token);
-                    _udpServers.Add(server);
-
-                    // Add bind address specific broadcast listeners
-                    // IPv6 is currently unsupported
-                    var validInterfaces = _networkManager.GetInternalBindAddresses().Where(i => i.AddressFamily == AddressFamily.InterNetwork);
-                    foreach (var intf in validInterfaces)
-                    {
-                        var broadcastAddress = NetworkUtils.GetBroadcastAddress(intf.Subnet);
-                        _logger.LogDebug("Binding UDP server to {Address} on port {PortNumber}", broadcastAddress, PortNumber);
-
-                        server = new UdpServer(_logger, _appHost, _config, broadcastAddress, PortNumber);
-                        server.Start(_cancellationTokenSource.Token);
-                        _udpServers.Add(server);
-                    }
-                }
-                else
-                {
-                    // Add bind address specific broadcast listeners
-                    // IPv6 is currently unsupported
-                    var validInterfaces = _networkManager.GetInternalBindAddresses().Where(i => i.AddressFamily == AddressFamily.InterNetwork);
-                    foreach (var intf in validInterfaces)
-                    {
-                        var intfAddress = intf.Address;
-                        _logger.LogDebug("Binding UDP server to {Address} on port {PortNumber}", intfAddress, PortNumber);
-
-                        var server = new UdpServer(_logger, _appHost, _config, intfAddress, PortNumber);
-                        server.Start(_cancellationTokenSource.Token);
-                        _udpServers.Add(server);
-                    }
-                }
-            }
-            catch (SocketException ex)
-            {
-                _logger.LogWarning(ex, "Unable to start AutoDiscovery listener on UDP port {PortNumber}", PortNumber);
-            }
-
-            return Task.CompletedTask;
-        }
-
-        /// <inheritdoc />
-        public void Dispose()
-        {
-            if (_disposed)
-            {
-                return;
-            }
-
-            _cancellationTokenSource.Cancel();
-            _cancellationTokenSource.Dispose();
-            foreach (var server in _udpServers)
-            {
-                server.Dispose();
-            }
-
-            _udpServers.Clear();
-            _disposed = true;
-        }
-    }
-}
diff --git a/Emby.Server.Implementations/Udp/UdpServer.cs b/Emby.Server.Implementations/Udp/UdpServer.cs
deleted file mode 100644
index 2d806c146b..0000000000
--- a/Emby.Server.Implementations/Udp/UdpServer.cs
+++ /dev/null
@@ -1,137 +0,0 @@
-using System;
-using System.Net;
-using System.Net.Sockets;
-using System.Text;
-using System.Text.Json;
-using System.Threading;
-using System.Threading.Tasks;
-using MediaBrowser.Controller;
-using MediaBrowser.Model.ApiClient;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.Logging;
-using static MediaBrowser.Controller.Extensions.ConfigurationExtensions;
-
-namespace Emby.Server.Implementations.Udp
-{
-    /// <summary>
-    /// Provides a Udp Server.
-    /// </summary>
-    public sealed class UdpServer : IDisposable
-    {
-        /// <summary>
-        /// The _logger.
-        /// </summary>
-        private readonly ILogger _logger;
-        private readonly IServerApplicationHost _appHost;
-        private readonly IConfiguration _config;
-
-        private readonly byte[] _receiveBuffer = new byte[8192];
-
-        private readonly Socket _udpSocket;
-        private readonly IPEndPoint _endpoint;
-        private bool _disposed;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="UdpServer" /> class.
-        /// </summary>
-        /// <param name="logger">The logger.</param>
-        /// <param name="appHost">The application host.</param>
-        /// <param name="configuration">The configuration manager.</param>
-        /// <param name="bindAddress"> The bind address.</param>
-        /// <param name="port">The port.</param>
-        public UdpServer(
-            ILogger logger,
-            IServerApplicationHost appHost,
-            IConfiguration configuration,
-            IPAddress bindAddress,
-            int port)
-        {
-            _logger = logger;
-            _appHost = appHost;
-            _config = configuration;
-
-            _endpoint = new IPEndPoint(bindAddress, port);
-
-            _udpSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp)
-            {
-                MulticastLoopback = false,
-            };
-            _udpSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
-        }
-
-        private async Task RespondToV2Message(EndPoint endpoint, CancellationToken cancellationToken)
-        {
-            string? localUrl = _config[AddressOverrideKey];
-            if (string.IsNullOrEmpty(localUrl))
-            {
-                localUrl = _appHost.GetSmartApiUrl(((IPEndPoint)endpoint).Address);
-            }
-
-            if (string.IsNullOrEmpty(localUrl))
-            {
-                _logger.LogWarning("Unable to respond to server discovery request because the local ip address could not be determined.");
-                return;
-            }
-
-            var response = new ServerDiscoveryInfo(localUrl, _appHost.SystemId, _appHost.FriendlyName);
-
-            try
-            {
-                _logger.LogDebug("Sending AutoDiscovery response");
-                await _udpSocket.SendToAsync(JsonSerializer.SerializeToUtf8Bytes(response), SocketFlags.None, endpoint, cancellationToken).ConfigureAwait(false);
-            }
-            catch (SocketException ex)
-            {
-                _logger.LogError(ex, "Error sending response message");
-            }
-        }
-
-        /// <summary>
-        /// Starts the specified port.
-        /// </summary>
-        /// <param name="cancellationToken">The cancellation token to cancel operation.</param>
-        public void Start(CancellationToken cancellationToken)
-        {
-            _udpSocket.Bind(_endpoint);
-
-            _ = Task.Run(async () => await BeginReceiveAsync(cancellationToken).ConfigureAwait(false), cancellationToken).ConfigureAwait(false);
-        }
-
-        private async Task BeginReceiveAsync(CancellationToken cancellationToken)
-        {
-            while (!cancellationToken.IsCancellationRequested)
-            {
-                try
-                {
-                    var endpoint = (EndPoint)new IPEndPoint(IPAddress.Any, 0);
-                    var result = await _udpSocket.ReceiveFromAsync(_receiveBuffer, endpoint, cancellationToken).ConfigureAwait(false);
-                    var text = Encoding.UTF8.GetString(_receiveBuffer, 0, result.ReceivedBytes);
-                    if (text.Contains("who is JellyfinServer?", StringComparison.OrdinalIgnoreCase))
-                    {
-                        await RespondToV2Message(result.RemoteEndPoint, cancellationToken).ConfigureAwait(false);
-                    }
-                }
-                catch (SocketException ex)
-                {
-                    _logger.LogError(ex, "Failed to receive data from socket");
-                }
-                catch (OperationCanceledException)
-                {
-                    _logger.LogDebug("Broadcast socket operation cancelled");
-                }
-            }
-        }
-
-        /// <inheritdoc />
-        public void Dispose()
-        {
-            if (_disposed)
-            {
-                return;
-            }
-
-            _udpSocket.Dispose();
-            _disposed = true;
-        }
-    }
-}