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authorLuke Pulverenti <luke.pulverenti@gmail.com>2016-10-07 11:08:13 -0400
committerLuke Pulverenti <luke.pulverenti@gmail.com>2016-10-07 11:08:13 -0400
commit50e66869872579d2cbd8337c4b114cf68dff814a (patch)
treee1ec36eb7bb83a70d5430348f7321140325d26ef /MediaBrowser.Server.Implementations/HttpServer/NativeWebSocket.cs
parentd22b7817a468be0dce6ab0891c8aaaeef2ea54ee (diff)
update live stream management
Diffstat (limited to 'MediaBrowser.Server.Implementations/HttpServer/NativeWebSocket.cs')
-rw-r--r--MediaBrowser.Server.Implementations/HttpServer/NativeWebSocket.cs240
1 files changed, 0 insertions, 240 deletions
diff --git a/MediaBrowser.Server.Implementations/HttpServer/NativeWebSocket.cs b/MediaBrowser.Server.Implementations/HttpServer/NativeWebSocket.cs
deleted file mode 100644
index cac2f8e09..000000000
--- a/MediaBrowser.Server.Implementations/HttpServer/NativeWebSocket.cs
+++ /dev/null
@@ -1,240 +0,0 @@
-using MediaBrowser.Common.Events;
-using MediaBrowser.Controller.Net;
-using MediaBrowser.Model.Logging;
-using System;
-using System.Net.WebSockets;
-using System.Text;
-using System.Threading;
-using System.Threading.Tasks;
-using WebSocketMessageType = MediaBrowser.Model.Net.WebSocketMessageType;
-using WebSocketState = MediaBrowser.Model.Net.WebSocketState;
-
-namespace MediaBrowser.Server.Implementations.HttpServer
-{
- /// <summary>
- /// Class NativeWebSocket
- /// </summary>
- public class NativeWebSocket : IWebSocket
- {
- /// <summary>
- /// The logger
- /// </summary>
- private readonly ILogger _logger;
-
- public event EventHandler<EventArgs> Closed;
-
- /// <summary>
- /// Gets or sets the web socket.
- /// </summary>
- /// <value>The web socket.</value>
- private System.Net.WebSockets.WebSocket WebSocket { get; set; }
-
- private readonly CancellationTokenSource _cancellationTokenSource = new CancellationTokenSource();
-
- /// <summary>
- /// Initializes a new instance of the <see cref="NativeWebSocket" /> class.
- /// </summary>
- /// <param name="socket">The socket.</param>
- /// <param name="logger">The logger.</param>
- /// <exception cref="System.ArgumentNullException">socket</exception>
- public NativeWebSocket(WebSocket socket, ILogger logger)
- {
- if (socket == null)
- {
- throw new ArgumentNullException("socket");
- }
-
- if (logger == null)
- {
- throw new ArgumentNullException("logger");
- }
-
- _logger = logger;
- WebSocket = socket;
-
- Receive();
- }
-
- /// <summary>
- /// Gets or sets the state.
- /// </summary>
- /// <value>The state.</value>
- public WebSocketState State
- {
- get
- {
- WebSocketState commonState;
-
- if (!Enum.TryParse(WebSocket.State.ToString(), true, out commonState))
- {
- _logger.Warn("Unrecognized WebSocketState: {0}", WebSocket.State.ToString());
- }
-
- return commonState;
- }
- }
-
- /// <summary>
- /// Receives this instance.
- /// </summary>
- private async void Receive()
- {
- while (true)
- {
- byte[] bytes;
-
- try
- {
- bytes = await ReceiveBytesAsync(_cancellationTokenSource.Token).ConfigureAwait(false);
- }
- catch (OperationCanceledException)
- {
- break;
- }
- catch (WebSocketException ex)
- {
- _logger.ErrorException("Error receiving web socket message", ex);
-
- break;
- }
-
- if (bytes == null)
- {
- // Connection closed
- EventHelper.FireEventIfNotNull(Closed, this, EventArgs.Empty, _logger);
- break;
- }
-
- if (OnReceiveBytes != null)
- {
- OnReceiveBytes(bytes);
- }
- }
- }
-
- /// <summary>
- /// Receives the async.
- /// </summary>
- /// <param name="cancellationToken">The cancellation token.</param>
- /// <returns>Task{WebSocketMessageInfo}.</returns>
- /// <exception cref="System.Net.WebSockets.WebSocketException">Connection closed</exception>
- private async Task<byte[]> ReceiveBytesAsync(CancellationToken cancellationToken)
- {
- var bytes = new byte[4096];
- var buffer = new ArraySegment<byte>(bytes);
-
- var result = await WebSocket.ReceiveAsync(buffer, cancellationToken).ConfigureAwait(false);
-
- if (result.CloseStatus.HasValue)
- {
- _logger.Info("Web socket connection closed by client. Reason: {0}", result.CloseStatus.Value);
- return null;
- }
-
- return buffer.Array;
- }
-
- /// <summary>
- /// Sends the async.
- /// </summary>
- /// <param name="bytes">The bytes.</param>
- /// <param name="type">The type.</param>
- /// <param name="endOfMessage">if set to <c>true</c> [end of message].</param>
- /// <param name="cancellationToken">The cancellation token.</param>
- /// <returns>Task.</returns>
- public Task SendAsync(byte[] bytes, WebSocketMessageType type, bool endOfMessage, CancellationToken cancellationToken)
- {
- System.Net.WebSockets.WebSocketMessageType nativeType;
-
- if (!Enum.TryParse(type.ToString(), true, out nativeType))
- {
- _logger.Warn("Unrecognized WebSocketMessageType: {0}", type.ToString());
- }
-
- var linkedTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, _cancellationTokenSource.Token);
-
- return WebSocket.SendAsync(new ArraySegment<byte>(bytes), nativeType, true, linkedTokenSource.Token);
- }
-
- public Task SendAsync(byte[] bytes, bool endOfMessage, CancellationToken cancellationToken)
- {
- var linkedTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, _cancellationTokenSource.Token);
-
- return WebSocket.SendAsync(new ArraySegment<byte>(bytes), System.Net.WebSockets.WebSocketMessageType.Binary, true, linkedTokenSource.Token);
- }
-
- public Task SendAsync(string text, bool endOfMessage, CancellationToken cancellationToken)
- {
- var linkedTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, _cancellationTokenSource.Token);
-
- var bytes = Encoding.UTF8.GetBytes(text);
-
- return WebSocket.SendAsync(new ArraySegment<byte>(bytes), System.Net.WebSockets.WebSocketMessageType.Text, true, linkedTokenSource.Token);
- }
-
- /// <summary>
- /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
- /// </summary>
- public void Dispose()
- {
- Dispose(true);
- }
-
- /// <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 (dispose)
- {
- _cancellationTokenSource.Cancel();
-
- WebSocket.Dispose();
- }
- }
-
- /// <summary>
- /// Gets or sets the receive action.
- /// </summary>
- /// <value>The receive action.</value>
- public Action<byte[]> OnReceiveBytes { get; set; }
-
- /// <summary>
- /// Gets or sets the on receive.
- /// </summary>
- /// <value>The on receive.</value>
- public Action<string> OnReceive { get; set; }
-
- /// <summary>
- /// The _supports native web socket
- /// </summary>
- private static bool? _supportsNativeWebSocket;
-
- /// <summary>
- /// Gets a value indicating whether [supports web sockets].
- /// </summary>
- /// <value><c>true</c> if [supports web sockets]; otherwise, <c>false</c>.</value>
- public static bool IsSupported
- {
- get
- {
- if (!_supportsNativeWebSocket.HasValue)
- {
- try
- {
- new ClientWebSocket();
-
- _supportsNativeWebSocket = true;
- }
- catch (PlatformNotSupportedException)
- {
- _supportsNativeWebSocket = false;
- }
- }
-
- return _supportsNativeWebSocket.Value;
- }
- }
- }
-}