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Event.cpp

@@ -17,15 +17,44 @@ namespace i2p
 
 		void EventCore::QueueEvent(const EventType & ev)
 		{
-			if(m_listener)
-				m_listener->HandleEvent(ev);
+			if(m_listener) m_listener->HandleEvent(ev);
 		}
+
+		void EventCore::CollectEvent(const std::string & type, const std::string & ident, uint64_t val)
+		{
+			std::unique_lock<std::mutex> lock(m_collect_mutex);
+			std::string key = type + "." + ident;
+			if (m_collected.find(key) == m_collected.end())
+			{
+				m_collected[key] = {type, key, 0};
 			}
+		  m_collected[key].Val += val;
 		}
 		
-void EmitEvent(const EventType & e)
+		void EventCore::PumpCollected(EventListener * listener)
+		{
+			std::unique_lock<std::mutex> lock(m_collect_mutex);
+			if(listener)
+			{
+				for(const auto & ev : m_collected) {
+					listener->HandlePumpEvent({{"type", ev.second.Key}, {"ident", ev.second.Ident}}, ev.second.Val);
+				}
+			}
+			m_collected.clear();
+		}
+	}
+}
+
+void QueueIntEvent(const std::string & type, const std::string & ident, uint64_t val)
 {
 #ifdef WITH_EVENTS
+	i2p::event::core.CollectEvent(type, ident, val);
+#endif
+}
+
+void EmitEvent(const EventType & e)
+{
+#if WITH_EVENTS
 	i2p::event::core.QueueEvent(e);
 #endif
 }

Event.h

@@ -3,6 +3,8 @@
 #include <map>
 #include <string>
 #include <memory>
+#include <mutex>
+#include <tuple>
 
 #include <boost/asio.hpp>
 
@@ -16,15 +18,27 @@ namespace i2p
 		public:
 			virtual ~EventListener() {};
 			virtual void HandleEvent(const EventType & ev) = 0;
+      /** @brief handle collected event when pumped */
+      virtual void HandlePumpEvent(const EventType & ev, const uint64_t & val) = 0;
 		};
 
 		class EventCore
 		{
 		public:
 			void QueueEvent(const EventType & ev);
+      void CollectEvent(const std::string & type, const std::string & ident, uint64_t val);
 			void SetListener(EventListener * l);
+      void PumpCollected(EventListener * l);
       
 		private:
+      std::mutex m_collect_mutex;
+      struct CollectedEvent
+      {
+        std::string Key;
+        std::string Ident;
+        uint64_t Val;
+      };
+      std::map<std::string, CollectedEvent> m_collected;
 			EventListener * m_listener = nullptr;
 		};
 #ifdef WITH_EVENTS		
@@ -32,6 +46,8 @@ namespace i2p
 #endif
 	}
 }
+
+void QueueIntEvent(const std::string & type, const std::string & ident, uint64_t val);
 void EmitEvent(const EventType & ev);
 
 #endif

NTCPSession.cpp

@@ -610,7 +610,7 @@ namespace transport
 				if (!m_NextMessage->IsExpired ())
 				{
 #ifdef WITH_EVENTS
-					EmitEvent({{"type", "transport.recvmsg"} , {"ident", GetIdentHashBase64()}, {"number", "1"}});
+					QueueIntEvent("transport.recvmsg", GetIdentHashBase64(), 1);
 #endif
 					m_Handler.PutNextMessage (m_NextMessage);
 				}

SSUData.cpp

@@ -240,7 +240,7 @@ namespace transport
 						if (!msg->IsExpired ()) 
 						{
 #ifdef WITH_EVENTS
-							EmitEvent({{"type", "transport.recvmsg"} , {"ident", m_Session.GetIdentHashBase64()}, {"number", "1"}});
+							QueueIntEvent("transport.recvmsg", m_Session.GetIdentHashBase64(), 1);
 #endif
 							m_Handler.PutNextMessage (msg);
 						}

Transports.cpp

@@ -249,7 +249,7 @@ namespace transport
 	void Transports::SendMessages (const i2p::data::IdentHash& ident, const std::vector<std::shared_ptr<i2p::I2NPMessage> >& msgs)
 	{
 #ifdef WITH_EVENTS
-		EmitEvent({{"type" , "transport.sendmsg"}, {"ident", ident.ToBase64()}, {"number", std::to_string(msgs.size())}});
+		QueueIntEvent("transport.send", ident.ToBase64(), msgs.size());
 #endif
 		m_Service.post (std::bind (&Transports::PostMessages, this, ident, msgs));
 	}	

Websocket.cpp

@@ -2,6 +2,7 @@
 #include "Log.h"
 
 #include <set>
+#include <functional>
 
 #include <websocketpp/config/asio_no_tls.hpp>
 #include <websocketpp/server.hpp>
@@ -27,7 +28,11 @@ namespace i2p
 			typedef ServerImpl::message_ptr MessagePtr;
 		public:
 
-			WebsocketServerImpl(const std::string & addr, int port) : m_run(false), m_thread(nullptr)
+			WebsocketServerImpl(const std::string & addr, int port) :
+				m_run(false),
+				m_ws_thread(nullptr),
+				m_ev_thread(nullptr),
+				m_WebsocketTicker(m_Service)
 			{
 				m_server.init_asio();
 				m_server.set_open_handler(std::bind(&WebsocketServerImpl::ConnOpened, this, std::placeholders::_1));
@@ -44,7 +49,7 @@ namespace i2p
 			void Start() {
 				m_run = true;
 				m_server.start_accept();
-				m_thread = new std::thread([&] () {
+				m_ws_thread = new std::thread([&] () {
 						while(m_run) {
 							try { 
 								m_server.run();
@@ -53,16 +58,35 @@ namespace i2p
 							}
 						}
 					});
+				m_ev_thread = new std::thread([&] () {
+						while(m_run) {
+							try { 
+								m_Service.run();
+								break;
+							} catch (std::exception & e ) {
+								LogPrint(eLogError, "Websocket service: ", e.what());
+							}
+						}
+					});
+				ScheduleTick();
 			}
 
 			void Stop() {
 				m_run = false;
+				m_Service.stop();
 				m_server.stop();
-				if(m_thread) {
-					m_thread->join();
-					delete m_thread;
+
+				if(m_ev_thread) {
+					m_ev_thread->join();
+					delete m_ev_thread;
 				}
-				m_thread = nullptr;
+				m_ev_thread = nullptr;
+				
+				if(m_ws_thread) {
+					m_ws_thread->join();
+					delete m_ws_thread;
+				}
+				m_ws_thread = nullptr;
 			}
 
 			void ConnOpened(ServerConn c)
@@ -83,10 +107,39 @@ namespace i2p
 				(void) msg;
 			}
 
+			void HandleTick(const boost::system::error_code & ec)
+			{
+
+				if(ec != boost::asio::error::operation_aborted)
+					LogPrint(eLogError, "Websocket ticker: ", ec.message());
+				// pump collected events to us
+				i2p::event::core.PumpCollected(this);
+				ScheduleTick();
+			}
+
+			void ScheduleTick()
+			{
+				LogPrint(eLogDebug, "Websocket schedule tick");
+				boost::posix_time::seconds dlt(1);
+				m_WebsocketTicker.expires_from_now(dlt);
+				m_WebsocketTicker.async_wait(std::bind(&WebsocketServerImpl::HandleTick, this, std::placeholders::_1)); 
+			}
+			
+			/** @brief called from m_ev_thread */
+			void HandlePumpEvent(const EventType & ev, const uint64_t & val)
+			{
+				EventType e;
+				for (const auto & i : ev)
+					e[i.first] = i.second;
+				
+				e["number"] = std::to_string(val);
+				HandleEvent(e);
+			}
+			
+			/** @brief called from m_ws_thread */
 			void HandleEvent(const EventType & ev)
 			{
 				std::lock_guard<std::mutex> lock(m_connsMutex);
-				LogPrint(eLogDebug, "websocket event");
 				boost::property_tree::ptree event;
 				for (const auto & item : ev) {
 					event.put(item.first, item.second);
@@ -105,10 +158,13 @@ namespace i2p
 		private:
 			typedef std::set<ServerConn, std::owner_less<ServerConn> > ConnList;
 			bool m_run;
-			std::thread * m_thread;
+			std::thread * m_ws_thread;
+			std::thread * m_ev_thread;
 			std::mutex m_connsMutex;
 			ConnList m_conns;
 			ServerImpl m_server;
+			boost::asio::io_service m_Service;
+			boost::asio::deadline_timer m_WebsocketTicker;
 		};