/// <summary> /// This method supports the Fluorine infrastructure and is not intended to be used directly from your code. /// </summary> /// <param name="connection"></param> /// <param name="channel"></param> /// <param name="header"></param> /// <param name="message"></param> protected abstract void OnSharedObject(RtmpConnection connection, RtmpChannel channel, RtmpHeader header, SharedObjectMessage message);
/// <summary> /// This method supports the Fluorine infrastructure and is not intended to be used directly from your code. /// </summary> /// <param name="connection"></param> /// <param name="channel"></param> /// <param name="header"></param> /// <param name="invoke"></param> protected abstract void OnFlexInvoke(RtmpConnection connection, RtmpChannel channel, RtmpHeader header, FlexInvoke invoke);
protected override void OnFlexInvoke(RtmpConnection connection, RtmpChannel channel, RtmpHeader header, FlexInvoke invoke) { IMessage message = null; if (invoke.ServiceCall.Arguments != null && invoke.ServiceCall.Arguments.Length > 0) message = invoke.ServiceCall.Arguments[0] as IMessage; if( message != null ) { MessageBroker messageBroker = this.Endpoint.GetMessageBroker(); if( message.clientId == null ) { message.clientId = Guid.NewGuid().ToString("D"); /* if( !(message is CommandMessage) ) { //producer may send messages without subscribing CommandMessage commandMessageSubscribe = new CommandMessage(CommandMessage.SubscribeOperation); commandMessageSubscribe.messageId = Guid.NewGuid().ToString("D"); commandMessageSubscribe.headers = message.headers.Clone() as Hashtable; commandMessageSubscribe.messageRefType = message.GetType().FullName;//"flex.messaging.messages.AsyncMessage" commandMessageSubscribe.destination = message.destination; IMessage subscribeResponse = messageBroker.RouteMessage(commandMessageSubscribe, _endpoint, connection); message.clientId = subscribeResponse.clientId; } } */ } IMessage response = messageBroker.RouteMessage(message, this.Endpoint); invoke.ServiceCall.Status = response is ErrorMessage ? Call.STATUS_INVOCATION_EXCEPTION : Call.STATUS_SUCCESS_RESULT; if (invoke.ServiceCall is IPendingServiceCall) (invoke.ServiceCall as IPendingServiceCall).Result = response; FlexInvoke reply = new FlexInvoke(); reply.InvokeId = invoke.InvokeId; reply.ServiceCall = invoke.ServiceCall; /* if( response is ErrorMessage ) reply.SetResponseFailure(); else reply.SetResponseSuccess(); reply.Response = response; */ channel.Write(reply); } else { // If it's a callback for server remote call then pass it over to callbacks handler and return OnInvoke(connection, channel, header, invoke); } }
/// <summary> /// This method supports the Fluorine infrastructure and is not intended to be used directly from your code. /// </summary> /// <param name="connection"></param> /// <param name="channel"></param> /// <param name="source"></param> /// <param name="chunkSize"></param> protected abstract void OnChunkSize(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, ChunkSize chunkSize);
protected override void OnServerBW(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, ServerBW serverBW) { }
protected override void OnInvoke(RtmpConnection connection, RtmpChannel channel, RtmpHeader header, Notify invoke) { IServiceCall serviceCall = invoke.ServiceCall; // If it's a callback for server remote call then pass it over to callbacks handler // and return if(serviceCall.ServiceMethodName.Equals("_result") || serviceCall.ServiceMethodName.Equals("_error")) { HandlePendingCallResult(connection, invoke); return; } bool disconnectOnReturn = false; string action = null; if (serviceCall.ServiceName == null) { action = serviceCall.ServiceMethodName; switch (action) { case ACTION_CONNECT: { if (!connection.IsConnected) { IDictionary parameters = invoke.ConnectionParameters; string host = null; if( parameters.Contains("tcUrl") ) host = GetHostname(parameters["tcUrl"] as string); if (host != null && host.IndexOf(":") != -1) { // Remove default port from connection string host = host.Substring(0, host.IndexOf(":")); } string app = parameters["app"] as string; string path = parameters["app"] as string; // App name as path, but without query string if there is one if (path != null && path.IndexOf("?") != -1) { int idx = path.IndexOf("?"); parameters["queryString"] = path.Substring(idx); path = path.Substring(0, idx); } parameters["path"] = path; connection.Setup(host, path, parameters); try { //IGlobalScope global = this.Endpoint.LookupGlobal(host, path); IGlobalScope global = this.Endpoint.GetMessageBroker().GlobalScope; if (global == null) { serviceCall.Status = Call.STATUS_SERVICE_NOT_FOUND; if (serviceCall is IPendingServiceCall) { StatusASO status = StatusASO.GetStatusObject(StatusASO.NC_CONNECT_INVALID_APPLICATION, connection.ObjectEncoding); status.description = "No global scope on this server."; (serviceCall as IPendingServiceCall).Result = status; } log.Info(string.Format("No application scope found for {0} on host {1}. Misspelled or missing application folder?", path, host)); disconnectOnReturn = true; } else { IScopeContext context = global.Context; IScope scope = null; try { scope = context.ResolveScope(global, path); } catch (ScopeNotFoundException /*exception*/) { if (log.IsErrorEnabled) log.Error(__Res.GetString(__Res.Scope_NotFound, path)); serviceCall.Status = Call.STATUS_SERVICE_NOT_FOUND; if (serviceCall is IPendingServiceCall) { StatusASO status = StatusASO.GetStatusObject(StatusASO.NC_CONNECT_REJECTED, connection.ObjectEncoding); status.description = "No scope \"" + path + "\" on this server."; (serviceCall as IPendingServiceCall).Result = status; } disconnectOnReturn = true; } catch (ScopeShuttingDownException) { serviceCall.Status = Call.STATUS_APP_SHUTTING_DOWN; if (serviceCall is IPendingServiceCall) { StatusASO status = StatusASO.GetStatusObject(StatusASO.NC_CONNECT_APPSHUTDOWN, connection.ObjectEncoding); status.description = "Application at \"" + path + "\" is currently shutting down."; (serviceCall as IPendingServiceCall).Result = status; } log.Info(string.Format("Application at {0} currently shutting down on {1}", path, host)); disconnectOnReturn = true; } if (scope != null) { if (log.IsInfoEnabled) log.Info(__Res.GetString(__Res.Scope_Connect, scope.Name)); bool okayToConnect; try { //The only way to differentiate NetConnection.connect() and Consumer.subscribe() seems to be the app name if (app == string.Empty) { connection.SetIsFlexClient(true); okayToConnect = connection.Connect(scope, serviceCall.Arguments); if (okayToConnect) { if (serviceCall.Arguments != null && serviceCall.Arguments.Length >= 3) { string credentials = serviceCall.Arguments[2] as string; if (credentials != null && credentials != string.Empty) { MessageBroker messageBroker = this.Endpoint.GetMessageBroker(); AuthenticationService authenticationService = messageBroker.GetService(AuthenticationService.ServiceId) as AuthenticationService; authenticationService.Authenticate(credentials); } } //FDS 2.0.1 fds.swc if (serviceCall.Arguments != null && serviceCall.Arguments.Length == 1) { string credentials = serviceCall.Arguments[0] as string; if (credentials != null && credentials != string.Empty) { MessageBroker messageBroker = this.Endpoint.GetMessageBroker(); AuthenticationService authenticationService = messageBroker.GetService(AuthenticationService.ServiceId) as AuthenticationService; authenticationService.Authenticate(credentials); } } } } else { connection.SetIsFlexClient(false); okayToConnect = connection.Connect(scope, serviceCall.Arguments); } if (okayToConnect) { if (log.IsDebugEnabled) log.Debug("Connected RtmpClient: " + connection.Client.Id); serviceCall.Status = Call.STATUS_SUCCESS_RESULT; if (serviceCall is IPendingServiceCall) { StatusASO statusASO = StatusASO.GetStatusObject(StatusASO.NC_CONNECT_SUCCESS, connection.ObjectEncoding); statusASO.Add("id", connection.Client.Id); (serviceCall as IPendingServiceCall).Result = statusASO; } // Measure initial roundtrip time after connecting connection.GetChannel((byte)2).Write(new Ping(Ping.StreamBegin, 0, -1)); connection.StartRoundTripMeasurement(); } else { if (log.IsDebugEnabled) log.Debug("Connect failed"); serviceCall.Status = Call.STATUS_ACCESS_DENIED; if (serviceCall is IPendingServiceCall) (serviceCall as IPendingServiceCall).Result = StatusASO.GetStatusObject(StatusASO.NC_CONNECT_REJECTED, connection.ObjectEncoding); disconnectOnReturn = true; } } catch (ClientRejectedException rejected) { if (log.IsDebugEnabled) log.Debug("Connect rejected"); serviceCall.Status = Call.STATUS_ACCESS_DENIED; if (serviceCall is IPendingServiceCall) { StatusASO statusASO = StatusASO.GetStatusObject(StatusASO.NC_CONNECT_REJECTED, connection.ObjectEncoding); statusASO.Application = rejected.Reason; (serviceCall as IPendingServiceCall).Result = statusASO; } disconnectOnReturn = true; } } } } catch (Exception ex) { if (log.IsErrorEnabled) log.Error("Error connecting", ex); serviceCall.Status = Call.STATUS_GENERAL_EXCEPTION; if (serviceCall is IPendingServiceCall) (serviceCall as IPendingServiceCall).Result = StatusASO.GetStatusObject(StatusASO.NC_CONNECT_FAILED, connection.ObjectEncoding); disconnectOnReturn = true; } } else { // Service calls, must be connected. InvokeCall(connection, serviceCall); } } break; case ACTION_DISCONNECT: connection.Close(); break; case ACTION_CREATE_STREAM: case ACTION_DELETE_STREAM: case ACTION_RELEASE_STREAM: case ACTION_PUBLISH: case ACTION_PLAY: case ACTION_SEEK: case ACTION_PAUSE: case ACTION_CLOSE_STREAM: case ACTION_RECEIVE_VIDEO: case ACTION_RECEIVE_AUDIO: { IStreamService streamService = ScopeUtils.GetScopeService(connection.Scope, typeof(IStreamService)) as IStreamService; StatusASO status = null; try { if (!InvokeCall(connection, serviceCall, streamService)) { status = StatusASO.GetStatusObject(StatusASO.NS_INVALID_ARGUMENT, connection.ObjectEncoding); status.description = "Failed to " + action + " (stream ID: " + header.StreamId + ")"; } } catch (Exception ex) { log.Error("Error while invoking " + action + " on stream service.", ex); status = StatusASO.GetStatusObject(StatusASO.NS_FAILED, connection.ObjectEncoding); status.description = "Error while invoking " + action + " (stream ID: " + header.StreamId + ")"; status.details = ex.Message; } if (status != null) channel.SendStatus(status); } break; default: if (connection.IsConnected) InvokeCall(connection, serviceCall); else { // Warn user attemps to call service without being connected if (log.IsWarnEnabled) log.Warn("Not connected, closing connection"); connection.Close(); } break; } } /* if(invoke is FlexInvoke) { FlexInvoke reply = new FlexInvoke(); reply.InvokeId = invoke.InvokeId; reply.SetResponseSuccess(); //TODO if( serviceCall is IPendingServiceCall ) { IPendingServiceCall pendingCall = (IPendingServiceCall)serviceCall; reply.Response = pendingCall.Result; } channel.Write(reply); } else if(invoke is Invoke) */ if (invoke is Invoke) { if((header.StreamId != 0) && (serviceCall.Status == Call.STATUS_SUCCESS_VOID || serviceCall.Status == Call.STATUS_SUCCESS_NULL)) { if (log.IsDebugEnabled) log.Debug("Method does not have return value, do not reply"); return; } // The client expects a result for the method call. Invoke reply = new Invoke(); reply.ServiceCall = serviceCall; reply.InvokeId = invoke.InvokeId; //sending reply channel.Write(reply); } if (disconnectOnReturn) { connection.Close(); } if (action == ACTION_CONNECT) { connection.Context.ObjectEncoding = connection.ObjectEncoding; } }
/// <summary> /// This method supports the Fluorine infrastructure and is not intended to be used directly from your code. /// </summary> /// <param name="connection"></param> /// <param name="channel"></param> /// <param name="source"></param> /// <param name="clientBW"></param> protected abstract void OnClientBW(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, ClientBW clientBW);
/* FlexInvoke flexInvoke = new FlexInvoke(); flexInvoke.Cmd = "onstatus"; flexInvoke.DataType = DataType.TypeUnknown; StatusASO statusASO = StatusASO.GetStatusObject(StatusASO.NC_CONNECT_CLOSED, connection.ObjectEncoding); flexInvoke.Parameters = new object[]{ statusASO }; RtmpChannel channel = connection.GetChannel(3); channel.Write(flexInvoke); */ protected override void OnChunkSize(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, ChunkSize chunkSize) { if (connection is IStreamCapableConnection) { IStreamCapableConnection streamCapableConnection = connection as IStreamCapableConnection; { foreach (IClientStream stream in streamCapableConnection.GetStreams()) { if (stream is IClientBroadcastStream) { IClientBroadcastStream bs = stream as IClientBroadcastStream; IBroadcastScope scope = bs.Scope.GetBasicScope(Constants.BroadcastScopeType, bs.PublishedName) as IBroadcastScope; if (scope == null) continue; OOBControlMessage setChunkSize = new OOBControlMessage(); setChunkSize.Target = "ClientBroadcastStream"; setChunkSize.ServiceName = "chunkSize"; setChunkSize.ServiceParameterMap.Add("chunkSize", chunkSize.Size); scope.SendOOBControlMessage((IConsumer)null, setChunkSize); if (log.IsDebugEnabled) { log.Debug("Sending chunksize " + chunkSize + " to " + bs.Provider); } } } } } }
/// <summary> /// This method supports the Fluorine infrastructure and is not intended to be used directly from your code. /// </summary> /// <param name="connection"></param> /// <param name="channel"></param> /// <param name="source"></param> /// <param name="serverBW"></param> protected abstract void OnServerBW(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, ServerBW serverBW);
/// <summary> /// This method supports the Fluorine infrastructure and is not intended to be used directly from your code. /// </summary> /// <param name="connection"></param> /// <param name="channel"></param> /// <param name="header"></param> /// <param name="invoke"></param> protected abstract void OnInvoke(RtmpConnection connection, RtmpChannel channel, RtmpHeader header, Notify invoke);
/// <summary> /// This method supports the Fluorine infrastructure and is not intended to be used directly from your code. /// </summary> /// <param name="connection"></param> /// <param name="channel"></param> /// <param name="source"></param> /// <param name="ping"></param> protected abstract void OnPing(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, Ping ping);
/// <summary> /// Message recieved. /// </summary> /// <param name="connection">Connection object.</param> /// <param name="obj">Message object.</param> public void MessageReceived(RtmpConnection connection, object obj) { IRtmpEvent message = null; RtmpPacket packet = null; RtmpHeader header = null; RtmpChannel channel = null; IClientStream stream = null; try { packet = obj as RtmpPacket; message = packet.Message; header = packet.Header; channel = connection.GetChannel(header.ChannelId); if (connection is IStreamCapableConnection) { stream = (connection as IStreamCapableConnection).GetStreamById(header.StreamId); } // Support stream ids #if !SILVERLIGHT FluorineContext.ValidateContext(); FluorineContext.Current.Connection.SetAttribute(FluorineContext.FluorineStreamIdKey, header.StreamId); #endif // Increase number of received messages connection.MessageReceived(); #if !SILVERLIGHT if (log != null && log.IsDebugEnabled) { log.Debug("RtmpConnection message received, type = " + header.DataType); } #endif if (message != null) { message.Source = connection; } switch (header.DataType) { case Constants.TypeInvoke: OnInvoke(connection, channel, header, message as Invoke); if (message.Header.StreamId != 0 && (message as Invoke).ServiceCall.ServiceName == null && (message as Invoke).ServiceCall.ServiceMethodName == BaseRtmpHandler.ACTION_PUBLISH) { if (stream != null) //Dispatch if stream was created { (stream as IEventDispatcher).DispatchEvent(message); } } break; case Constants.TypeFlexInvoke: OnFlexInvoke(connection, channel, header, message as FlexInvoke); if (message.Header.StreamId != 0 && (message as Invoke).ServiceCall.ServiceName == null && (message as Invoke).ServiceCall.ServiceMethodName == BaseRtmpHandler.ACTION_PUBLISH) { if (stream != null) //Dispatch if stream was created { (stream as IEventDispatcher).DispatchEvent(message); } } break; case Constants.TypeNotify: // just like invoke, but does not return if ((message as Notify).Data != null && stream != null) { // Stream metadata (stream as IEventDispatcher).DispatchEvent(message); } else { OnInvoke(connection, channel, header, message as Notify); } break; case Constants.TypePing: OnPing(connection, channel, header, message as Ping); break; case Constants.TypeBytesRead: OnStreamBytesRead(connection, channel, header, message as BytesRead); break; case Constants.TypeSharedObject: case Constants.TypeFlexSharedObject: OnSharedObject(connection, channel, header, message as SharedObjectMessage); break; case Constants.TypeFlexStreamEnd: if (stream != null) { (stream as IEventDispatcher).DispatchEvent(message); } break; case Constants.TypeChunkSize: OnChunkSize(connection, channel, header, message as ChunkSize); break; case Constants.TypeAudioData: case Constants.TypeVideoData: // NOTE: If we respond to "publish" with "NetStream.Publish.BadName", // the client sends a few stream packets before stopping. We need to // ignore them. if (stream != null) { ((IEventDispatcher)stream).DispatchEvent(message); } break; case Constants.TypeServerBandwidth: OnServerBW(connection, channel, header, message as ServerBW); break; case Constants.TypeClientBandwidth: OnClientBW(connection, channel, header, message as ClientBW); break; default: #if !SILVERLIGHT if (log != null && log.IsDebugEnabled) { log.Debug("RtmpService event not handled: " + header.DataType); } #endif break; } } catch (Exception ex) { #if !SILVERLIGHT if (log.IsErrorEnabled) { log.Error(__Res.GetString(__Res.Rtmp_HandlerError), ex); log.Error(__Res.GetString(__Res.Error_ContextDump)); //log.Error(Environment.NewLine); log.Error(packet); } #endif } }
/// <summary> /// This method supports the Fluorine infrastructure and is not intended to be used directly from your code. /// </summary> /// <param name="connection"></param> /// <param name="channel"></param> /// <param name="source"></param> /// <param name="streamBytesRead"></param> protected void OnStreamBytesRead(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, BytesRead streamBytesRead) { connection.ReceivedBytesRead(streamBytesRead.Bytes); }
protected override void OnPing(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, Ping ping) { switch (ping.PingType) { case Ping.ClientBuffer: IClientStream stream = null; // Get the stream id int streamId = ping.Value2; // Get requested buffer size in milliseconds int buffer = ping.Value3; if (streamId != 0) { // The client wants to set the buffer time stream = connection.GetStreamById(streamId); if (stream != null) { stream.SetClientBufferDuration(buffer); if (log.IsDebugEnabled) log.Debug(string.Format("Client sent a buffer size: {0} ms for stream id: {1}", buffer, streamId )); } } // Catch-all to make sure buffer size is set if (stream == null) { // Remember buffer time until stream is created connection.RememberStreamBufferDuration(streamId, buffer); if (log.IsDebugEnabled) log.Debug(string.Format("Remembering client buffer size: {0} on stream id: {1} ", buffer, streamId)); } break; case Ping.PongServer: // This is the response to an IConnection.Ping request connection.PingReceived(ping); break; default: log.Warn("Unhandled ping: " + ping); break; } }
protected override void OnClientBW(RtmpConnection connection, RtmpChannel channel, RtmpHeader source, ClientBW clientBW) { }
protected override void OnSharedObject(RtmpConnection connection, RtmpChannel channel, RtmpHeader header, SharedObjectMessage message) { ISharedObject so = null; string name = message.Name; IScope scope = connection.Scope; bool persistent = message.IsPersistent; if(scope == null) { // The scope already has been deleted. SendSOCreationFailed(connection, name, persistent); return; } ISharedObjectService sharedObjectService = ScopeUtils.GetScopeService(scope, typeof(ISharedObjectService)) as ISharedObjectService; if (!sharedObjectService.HasSharedObject(scope, name)) { ISharedObjectSecurityService securityService = ScopeUtils.GetScopeService(scope, typeof(ISharedObjectSecurityService)) as ISharedObjectSecurityService; if (securityService != null) { // Check handlers to see if creation is allowed IEnumerator enumerator = securityService.GetSharedObjectSecurity(); while(enumerator.MoveNext()) { ISharedObjectSecurity handler = enumerator.Current as ISharedObjectSecurity; if (!handler.IsCreationAllowed(scope, name, persistent)) { SendSOCreationFailed(connection, name, persistent); return; } } } if (!sharedObjectService.CreateSharedObject(scope, name, persistent)) { SendSOCreationFailed(connection, name, persistent); return; } } so = sharedObjectService.GetSharedObject(scope, name); if (so.IsPersistentObject != persistent) { log.Debug(string.Format("Shared object '{0}' persistence mismatch", name)); SendSOPersistenceMismatch(connection, name, persistent); return; } so.DispatchEvent(message); }
/// <summary> /// Returns channel by id. /// </summary> /// <param name="channelId">The channel id.</param> /// <returns>Channel object by id.</returns> public RtmpChannel GetChannel(int channelId) { RtmpChannel channel; if (!_channels.TryGetValue(channelId, out channel)) { channel = new RtmpChannel(this, channelId); _channels[channelId] = channel; } return channel; }