public MessageBus(IStringMinifier stringMinifier, ILoggerFactory loggerFactory, IPerformanceCounterManager performanceCounterManager, IOptions<MessageBusOptions> optionsAccessor) { if (stringMinifier == null) { throw new ArgumentNullException("stringMinifier"); } if (loggerFactory == null) { throw new ArgumentNullException("traceManager"); } if (performanceCounterManager == null) { throw new ArgumentNullException("performanceCounterManager"); } if (optionsAccessor == null) { throw new ArgumentNullException("optionsAccessor"); } var options = optionsAccessor.Options; if (options.MessageBufferSize < 0) { throw new ArgumentOutOfRangeException(Resources.Error_BufferSizeOutOfRange); } _stringMinifier = stringMinifier; _loggerFactory = loggerFactory; Counters = performanceCounterManager; _logger = _loggerFactory.CreateLogger<MessageBus>(); _maxTopicsWithNoSubscriptions = options.MaxTopicsWithNoSubscriptions; _gcTimer = new Timer(_ => GarbageCollectTopics(), state: null, dueTime: _gcInterval, period: _gcInterval); _broker = new MessageBroker(Counters) { Logger = _logger }; // The default message store size _messageStoreSize = (uint)options.MessageBufferSize; _topicTtl = options.TopicTTL; _createTopic = CreateTopic; _addEvent = AddEvent; _removeEvent = RemoveEvent; _disposeSubscription = o => DisposeSubscription(o); Topics = new TopicLookup(); }
public MessageBus(IStringMinifier stringMinifier, ITraceManager traceManager, IPerformanceCounterManager performanceCounterManager, IConfigurationManager configurationManager, int maxTopicsWithNoSubscriptions) { if (stringMinifier == null) { throw new ArgumentNullException("stringMinifier"); } if (traceManager == null) { throw new ArgumentNullException("traceManager"); } if (performanceCounterManager == null) { throw new ArgumentNullException("performanceCounterManager"); } if (configurationManager == null) { throw new ArgumentNullException("configurationManager"); } if (configurationManager.DefaultMessageBufferSize < 0) { throw new ArgumentOutOfRangeException(Resources.Error_BufferSizeOutOfRange); } _stringMinifier = stringMinifier; _traceManager = traceManager; Counters = performanceCounterManager; _trace = _traceManager["SignalR.MessageBus"]; _maxTopicsWithNoSubscriptions = maxTopicsWithNoSubscriptions; _gcTimer = new Timer(_ => GarbageCollectTopics(), state: null, dueTime: _gcInterval, period: _gcInterval); _broker = new MessageBroker(Counters) { Trace = Trace }; // The default message store size _messageStoreSize = (uint)configurationManager.DefaultMessageBufferSize; _topicTtl = configurationManager.TopicTtl(); Topics = new TopicLookup(); }
public MessageBus(IStringMinifier stringMinifier, ITraceManager traceManager, IPerformanceCounterManager performanceCounterManager, IConfigurationManager configurationManager, int maxTopicsWithNoSubscriptions) { if (stringMinifier == null) { throw new ArgumentNullException("stringMinifier"); } if (traceManager == null) { throw new ArgumentNullException("traceManager"); } if (performanceCounterManager == null) { throw new ArgumentNullException("performanceCounterManager"); } if (configurationManager == null) { throw new ArgumentNullException("configurationManager"); } if (configurationManager.DefaultMessageBufferSize < 0) { throw new ArgumentOutOfRangeException(Resources.Error_BufferSizeOutOfRange); } _stringMinifier = stringMinifier; _traceManager = traceManager; Counters = performanceCounterManager; _trace = _traceManager["SignalR.MessageBus"]; _maxTopicsWithNoSubscriptions = maxTopicsWithNoSubscriptions; _gcTimer = new Timer(_ => GarbageCollectTopics(), state: null, dueTime: _gcInterval, period: _gcInterval); _broker = new MessageBroker(Counters) { Trace = Trace }; // The default message store size _messageStoreSize = (uint)configurationManager.DefaultMessageBufferSize; // Calculate keepAlive duration in context of ticks. This is necessary because keepAlive indicates how // many heartbeat intervals to wait before sending a keep alive. var keepAlive = configurationManager.KeepAlive * configurationManager.HeartbeatInterval.Ticks; // Keep topics alive for twice as long as we let connections to reconnect. // Also add twice the keepalive interval since clients might take a while to notice they are disconnected. // This should be a good enough estimate for how long until we should consider a topic dead. _topicTtl = TimeSpan.FromTicks((configurationManager.DisconnectTimeout.Ticks + keepAlive) * 2); Topics = new ConcurrentDictionary<string, Topic>(); }
public WorkContext(ISubscription subscription, MessageBroker broker) { Subscription = subscription; Broker = broker; }