From 51b3c32e2cc84778212531d72665d2c5f567f34a Mon Sep 17 00:00:00 2001 From: LukePulverenti Date: Tue, 26 Feb 2013 16:05:52 -0500 Subject: a little more consolidation --- MediaBrowser.Networking/HttpServer/HttpServer.cs | 551 ----------------------- 1 file changed, 551 deletions(-) delete mode 100644 MediaBrowser.Networking/HttpServer/HttpServer.cs (limited to 'MediaBrowser.Networking/HttpServer/HttpServer.cs') diff --git a/MediaBrowser.Networking/HttpServer/HttpServer.cs b/MediaBrowser.Networking/HttpServer/HttpServer.cs deleted file mode 100644 index 08a6b3561..000000000 --- a/MediaBrowser.Networking/HttpServer/HttpServer.cs +++ /dev/null @@ -1,551 +0,0 @@ -using Funq; -using MediaBrowser.Common.Extensions; -using MediaBrowser.Common.Kernel; -using MediaBrowser.Common.Net; -using MediaBrowser.Model.Logging; -using MediaBrowser.Model.Serialization; -using ServiceStack.Api.Swagger; -using ServiceStack.Common.Web; -using ServiceStack.Configuration; -using ServiceStack.Logging.NLogger; -using ServiceStack.ServiceHost; -using ServiceStack.ServiceInterface.Cors; -using ServiceStack.Text; -using ServiceStack.WebHost.Endpoints; -using ServiceStack.WebHost.Endpoints.Extensions; -using ServiceStack.WebHost.Endpoints.Support; -using System; -using System.Collections.Generic; -using System.Globalization; -using System.IO; -using System.Linq; -using System.Net; -using System.Net.WebSockets; -using System.Reactive.Linq; -using System.Reflection; -using System.Text; -using System.Threading.Tasks; - -namespace MediaBrowser.Networking.HttpServer -{ - /// - /// Class HttpServer - /// - public class HttpServer : HttpListenerBase, IHttpServer - { - /// - /// The logger - /// - private readonly ILogger _logger; - - /// - /// Gets the URL prefix. - /// - /// The URL prefix. - public string UrlPrefix { get; private set; } - - /// - /// The _rest services - /// - private readonly List _restServices = new List(); - - /// - /// Gets or sets the application host. - /// - /// The application host. - private IApplicationHost ApplicationHost { get; set; } - - /// - /// This subscribes to HttpListener requests and finds the appropriate BaseHandler to process it - /// - /// The HTTP listener. - private IDisposable HttpListener { get; set; } - - /// - /// Gets or sets the protobuf serializer. - /// - /// The protobuf serializer. - private IProtobufSerializer ProtobufSerializer { get; set; } - - /// - /// Occurs when [web socket connected]. - /// - public event EventHandler WebSocketConnected; - - /// - /// Gets the default redirect path. - /// - /// The default redirect path. - private string DefaultRedirectPath { get; set; } - - /// - /// Gets or sets the name of the server. - /// - /// The name of the server. - private string ServerName { get; set; } - - /// - /// Initializes a new instance of the class. - /// - /// The application host. - /// The protobuf serializer. - /// The logger. - /// Name of the server. - /// The default redirectpath. - /// urlPrefix - public HttpServer(IApplicationHost applicationHost, IProtobufSerializer protobufSerializer, ILogger logger, string serverName, string defaultRedirectpath) - : base() - { - if (protobufSerializer == null) - { - throw new ArgumentNullException("protobufSerializer"); - } - if (logger == null) - { - throw new ArgumentNullException("logger"); - } - if (applicationHost == null) - { - throw new ArgumentNullException("applicationHost"); - } - if (string.IsNullOrEmpty(serverName)) - { - throw new ArgumentNullException("serverName"); - } - if (string.IsNullOrEmpty(defaultRedirectpath)) - { - throw new ArgumentNullException("defaultRedirectpath"); - } - - ServerName = serverName; - DefaultRedirectPath = defaultRedirectpath; - ProtobufSerializer = protobufSerializer; - _logger = logger; - ApplicationHost = applicationHost; - - EndpointHostConfig.Instance.ServiceStackHandlerFactoryPath = null; - EndpointHostConfig.Instance.MetadataRedirectPath = "metadata"; - } - - /// - /// Configures the specified container. - /// - /// The container. - public override void Configure(Container container) - { - JsConfig.DateHandler = JsonDateHandler.ISO8601; - JsConfig.ExcludeTypeInfo = true; - JsConfig.IncludeNullValues = false; - - SetConfig(new EndpointHostConfig - { - DefaultRedirectPath = DefaultRedirectPath, - - // Tell SS to bubble exceptions up to here - WriteErrorsToResponse = false, - - DebugMode = true - }); - - container.Adapter = new ContainerAdapter(ApplicationHost); - - Plugins.Add(new SwaggerFeature()); - Plugins.Add(new CorsFeature()); - - ServiceStack.Logging.LogManager.LogFactory = new NLogFactory(); - } - - /// - /// Starts the Web Service - /// - /// A Uri that acts as the base that the server is listening on. - /// Format should be: http://127.0.0.1:8080/ or http://127.0.0.1:8080/somevirtual/ - /// Note: the trailing slash is required! For more info see the - /// HttpListener.Prefixes property on MSDN. - public override void Start(string urlBase) - { - if (string.IsNullOrEmpty(urlBase)) - { - throw new ArgumentNullException("urlBase"); - } - - // *** Already running - just leave it in place - if (IsStarted) - { - return; - } - - if (Listener == null) - { - Listener = new HttpListener(); - } - - EndpointHost.Config.ServiceStackHandlerFactoryPath = HttpListenerRequestWrapper.GetHandlerPathIfAny(urlBase); - - UrlPrefix = urlBase; - - Listener.Prefixes.Add(urlBase); - - IsStarted = true; - Listener.Start(); - - HttpListener = CreateObservableStream().Subscribe(ProcessHttpRequestAsync); - } - - /// - /// Creates the observable stream. - /// - /// IObservable{HttpListenerContext}. - private IObservable CreateObservableStream() - { - return Observable.Create(obs => - Observable.FromAsync(() => Listener.GetContextAsync()) - .Subscribe(obs)) - .Repeat() - .Retry() - .Publish() - .RefCount(); - } - - /// - /// Processes incoming http requests by routing them to the appropiate handler - /// - /// The CTX. - private async void ProcessHttpRequestAsync(HttpListenerContext context) - { - LogHttpRequest(context); - - if (context.Request.IsWebSocketRequest) - { - await ProcessWebSocketRequest(context).ConfigureAwait(false); - return; - } - - - Task.Run(() => - { - RaiseReceiveWebRequest(context); - - try - { - ProcessRequest(context); - } - catch (InvalidOperationException ex) - { - HandleException(context.Response, ex, 422); - - throw; - } - catch (ResourceNotFoundException ex) - { - HandleException(context.Response, ex, 404); - - throw; - } - catch (FileNotFoundException ex) - { - HandleException(context.Response, ex, 404); - - throw; - } - catch (DirectoryNotFoundException ex) - { - HandleException(context.Response, ex, 404); - - throw; - } - catch (UnauthorizedAccessException ex) - { - HandleException(context.Response, ex, 401); - - throw; - } - catch (ArgumentException ex) - { - HandleException(context.Response, ex, 400); - - throw; - } - catch (Exception ex) - { - HandleException(context.Response, ex, 500); - - throw; - } - }); - } - - /// - /// Processes the web socket request. - /// - /// The CTX. - /// Task. - private async Task ProcessWebSocketRequest(HttpListenerContext ctx) - { - try - { - var webSocketContext = await ctx.AcceptWebSocketAsync(null).ConfigureAwait(false); - - if (WebSocketConnected != null) - { - WebSocketConnected(this, new WebSocketConnectEventArgs { WebSocket = new NativeWebSocket(webSocketContext.WebSocket, _logger), Endpoint = ctx.Request.RemoteEndPoint.ToString() }); - } - } - catch (Exception ex) - { - _logger.ErrorException("AcceptWebSocketAsync error", ex); - - ctx.Response.StatusCode = 500; - ctx.Response.Close(); - } - } - - /// - /// Logs the HTTP request. - /// - /// The CTX. - private void LogHttpRequest(HttpListenerContext ctx) - { - var log = new StringBuilder(); - - log.AppendLine("Url: " + ctx.Request.Url); - log.AppendLine("Headers: " + string.Join(",", ctx.Request.Headers.AllKeys.Select(k => k + "=" + ctx.Request.Headers[k]))); - - var type = ctx.Request.IsWebSocketRequest ? "Web Socket" : "HTTP " + ctx.Request.HttpMethod; - - if (EnableHttpRequestLogging) - { - _logger.LogMultiline(type + " request received from " + ctx.Request.RemoteEndPoint, LogSeverity.Debug, log); - } - } - - /// - /// Appends the error message. - /// - /// The response. - /// The ex. - /// The status code. - private void HandleException(HttpListenerResponse response, Exception ex, int statusCode) - { - _logger.ErrorException("Error processing request", ex); - - response.StatusCode = statusCode; - - response.Headers.Add("Status", statusCode.ToString(new CultureInfo("en-US"))); - - response.Headers.Remove("Age"); - response.Headers.Remove("Expires"); - response.Headers.Remove("Cache-Control"); - response.Headers.Remove("Etag"); - response.Headers.Remove("Last-Modified"); - - response.ContentType = "text/plain"; - - if (!string.IsNullOrEmpty(ex.Message)) - { - response.AddHeader("X-Application-Error-Code", ex.Message); - } - - // This could fail, but try to add the stack trace as the body content - try - { - var sb = new StringBuilder(); - sb.AppendLine("{"); - sb.AppendLine("\"ResponseStatus\":{"); - sb.AppendFormat(" \"ErrorCode\":{0},\n", ex.GetType().Name.EncodeJson()); - sb.AppendFormat(" \"Message\":{0},\n", ex.Message.EncodeJson()); - sb.AppendFormat(" \"StackTrace\":{0}\n", ex.StackTrace.EncodeJson()); - sb.AppendLine("}"); - sb.AppendLine("}"); - - response.StatusCode = 500; - response.ContentType = ContentType.Json; - var sbBytes = sb.ToString().ToUtf8Bytes(); - response.OutputStream.Write(sbBytes, 0, sbBytes.Length); - response.Close(); - } - catch (Exception errorEx) - { - _logger.ErrorException("Error processing failed request", errorEx); - } - } - - - /// - /// Overridable method that can be used to implement a custom hnandler - /// - /// The context. - /// Cannot execute handler: + handler + at PathInfo: + httpReq.PathInfo - protected override void ProcessRequest(HttpListenerContext context) - { - if (string.IsNullOrEmpty(context.Request.RawUrl)) return; - - var operationName = context.Request.GetOperationName(); - - var httpReq = new HttpListenerRequestWrapper(operationName, context.Request); - var httpRes = new HttpListenerResponseWrapper(context.Response); - var handler = ServiceStackHttpHandlerFactory.GetHandler(httpReq); - - var serviceStackHandler = handler as IServiceStackHttpHandler; - - if (serviceStackHandler != null) - { - var restHandler = serviceStackHandler as RestHandler; - if (restHandler != null) - { - httpReq.OperationName = operationName = restHandler.RestPath.RequestType.Name; - } - serviceStackHandler.ProcessRequest(httpReq, httpRes, operationName); - LogResponse(context); - httpRes.Close(); - return; - } - - throw new NotImplementedException("Cannot execute handler: " + handler + " at PathInfo: " + httpReq.PathInfo); - } - - /// - /// Logs the response. - /// - /// The CTX. - private void LogResponse(HttpListenerContext ctx) - { - var statusode = ctx.Response.StatusCode; - - var log = new StringBuilder(); - - log.AppendLine(string.Format("Url: {0}", ctx.Request.Url)); - - log.AppendLine("Headers: " + string.Join(",", ctx.Response.Headers.AllKeys.Select(k => k + "=" + ctx.Response.Headers[k]))); - - var msg = "Http Response Sent (" + statusode + ") to " + ctx.Request.RemoteEndPoint; - - if (EnableHttpRequestLogging) - { - _logger.LogMultiline(msg, LogSeverity.Debug, log); - } - } - - /// - /// Creates the service manager. - /// - /// The assemblies with services. - /// ServiceManager. - protected override ServiceManager CreateServiceManager(params Assembly[] assembliesWithServices) - { - var types = _restServices.Select(r => r.GetType()).ToArray(); - - return new ServiceManager(new Container(), new ServiceController(() => types)); - } - - /// - /// Shut down the Web Service - /// - public override void Stop() - { - if (HttpListener != null) - { - HttpListener.Dispose(); - HttpListener = null; - } - - if (Listener != null) - { - Listener.Prefixes.Remove(UrlPrefix); - } - - base.Stop(); - } - - /// - /// The _supports native web socket - /// - private bool? _supportsNativeWebSocket; - - /// - /// Gets a value indicating whether [supports web sockets]. - /// - /// true if [supports web sockets]; otherwise, false. - public bool SupportsWebSockets - { - get - { - if (!_supportsNativeWebSocket.HasValue) - { - try - { - new ClientWebSocket(); - - _supportsNativeWebSocket = true; - } - catch (PlatformNotSupportedException) - { - _supportsNativeWebSocket = false; - } - } - - return _supportsNativeWebSocket.Value; - } - } - - - /// - /// Gets or sets a value indicating whether [enable HTTP request logging]. - /// - /// true if [enable HTTP request logging]; otherwise, false. - public bool EnableHttpRequestLogging { get; set; } - - /// - /// Adds the rest handlers. - /// - /// The services. - public void Init(IEnumerable services) - { - _restServices.AddRange(services); - - EndpointHost.ConfigureHost(this, ServerName, CreateServiceManager()); - ContentTypeFilters.Register(ContentType.ProtoBuf, (reqCtx, res, stream) => ProtobufSerializer.SerializeToStream(res, stream), (type, stream) => ProtobufSerializer.DeserializeFromStream(stream, type)); - - Init(); - } - } - - /// - /// Class ContainerAdapter - /// - class ContainerAdapter : IContainerAdapter - { - /// - /// The _app host - /// - private readonly IApplicationHost _appHost; - - /// - /// Initializes a new instance of the class. - /// - /// The app host. - public ContainerAdapter(IApplicationHost appHost) - { - _appHost = appHost; - } - /// - /// Resolves this instance. - /// - /// - /// ``0. - public T Resolve() - { - return _appHost.Resolve(); - } - - /// - /// Tries the resolve. - /// - /// - /// ``0. - public T TryResolve() - { - return _appHost.TryResolve(); - } - } -} \ No newline at end of file -- cgit v1.2.3