add more websocket events

Tunnel.cpp

@@ -29,12 +29,14 @@ namespace tunnel
 
 	void Tunnel::Build (uint32_t replyMsgID, std::shared_ptr<OutboundTunnel> outboundTunnel)
 	{
+#ifdef WITH_EVENTS
+    std::string peers = i2p::context.GetIdentity()->GetIdentHash().ToBase64();
+#endif
 		auto numHops = m_Config->GetNumHops ();
 		int numRecords = numHops <= STANDARD_NUM_RECORDS ? STANDARD_NUM_RECORDS : numHops; 
 		auto msg = NewI2NPShortMessage ();
 		*msg->GetPayload () = numRecords;
 		msg->len += numRecords*TUNNEL_BUILD_RECORD_SIZE + 1;
-
 		// shuffle records
 		std::vector<int> recordIndicies;
 		for (int i = 0; i < numRecords; i++) recordIndicies.push_back(i);
@@ -55,8 +57,15 @@ namespace tunnel
 			hop->CreateBuildRequestRecord (records + idx*TUNNEL_BUILD_RECORD_SIZE, msgID); 
 			hop->recordIndex = idx; 
 			i++;
+#ifdef WITH_EVENTS
+      peers += ":" + hop->ident->GetIdentHash().ToBase64();
+#endif
 			hop = hop->next;
 		}
+#ifdef WITH_EVENTS
+    EmitTunnelEvent("tunnel.build", this, peers);
+#endif
+    
 		// fill up fake records with random data
 		for (int i = numHops; i < numRecords; i++)
 		{
@@ -182,6 +191,13 @@ namespace tunnel
 		return ret;
 	}
 
+  void Tunnel::SetState(TunnelState state)
+  {
+    m_State = state;
+    EmitTunnelEvent("tunnel.state", this, state);
+  }
+  
+
 	void Tunnel::PrintHops (std::stringstream& s) const
 	{
 		// hops are in inverted order, we must print in direct order	

Tunnel.h

@@ -19,11 +19,38 @@
 #include "TunnelGateway.h"
 #include "TunnelBase.h"
 #include "I2NPProtocol.h"
+#include "Event.h"
 
 namespace i2p
 {
 namespace tunnel
 {
+
+  template<typename TunnelT>
+  static void EmitTunnelEvent(const std::string & ev, const TunnelT & t)
+  {
+#ifdef WITH_EVENTS
+    EmitEvent({{"type", ev}, {"tid", std::to_string(t->GetTunnelID())}});
+#endif 
+  }
+  
+  template<typename TunnelT, typename T>
+  static void EmitTunnelEvent(const std::string & ev, TunnelT * t, const T & val)
+  {
+#ifdef WITH_EVENTS
+    EmitEvent({{"type", ev}, {"tid", std::to_string(t->GetTunnelID())}, {"value", std::to_string(val)}, {"inbound", std::to_string(t->IsInbound())}});
+#endif 
+  }
+
+  template<typename TunnelT>
+  static void EmitTunnelEvent(const std::string & ev, TunnelT * t, const std::string & val)
+  {
+#ifdef WITH_EVENTS
+    EmitEvent({{"type", ev}, {"tid", std::to_string(t->GetTunnelID())}, {"value", val}, {"inbound", std::to_string(t->IsInbound())}});
+#endif 
+  }
+
+  
 	const int TUNNEL_EXPIRATION_TIMEOUT = 660; // 11 minutes	
 	const int TUNNEL_EXPIRATION_THRESHOLD = 60; // 1 minute	
 	const int TUNNEL_RECREATION_THRESHOLD = 90; // 1.5 minutes	
@@ -62,7 +89,7 @@ namespace tunnel
 			std::vector<std::shared_ptr<const i2p::data::IdentityEx> > GetPeers () const; 
 			std::vector<std::shared_ptr<const i2p::data::IdentityEx> > GetInvertedPeers () const; 
 			TunnelState GetState () const { return m_State; };
-			void SetState (TunnelState state)  { m_State = state; };
+      void SetState (TunnelState state);
 			bool IsEstablished () const { return m_State == eTunnelStateEstablished; };
 			bool IsFailed () const { return m_State == eTunnelStateFailed; };
 			bool IsRecreated () const { return m_IsRecreated; };

TunnelPool.cpp

@@ -8,11 +8,14 @@
 #include "Transports.h"
 #include "Log.h"
 #include "TunnelPool.h"
+#include "Destination.h"
+#include "Event.h"
 
 namespace i2p
 {
 namespace tunnel
 {
+  
 	TunnelPool::TunnelPool (int numInboundHops, int numOutboundHops, int numInboundTunnels, int numOutboundTunnels):
 		m_NumInboundHops (numInboundHops), m_NumOutboundHops (numOutboundHops),
 		m_NumInboundTunnels (numInboundTunnels), m_NumOutboundTunnels (numOutboundTunnels), m_IsActive (true),
@@ -67,6 +70,7 @@ namespace tunnel
 	{
 		if (!m_IsActive) return;
 		{
+      EmitTunnelEvent("tunnels.created", createdTunnel);
 			std::unique_lock<std::mutex> l(m_InboundTunnelsMutex);
 			m_InboundTunnels.insert (createdTunnel);
 		}
@@ -78,6 +82,8 @@ namespace tunnel
 	{
 		if (expiredTunnel)
 		{
+      EmitTunnelEvent("tunnels.expired", expiredTunnel);
+      
 			expiredTunnel->SetTunnelPool (nullptr);
 			for (auto& it: m_Tests)
 				if (it.second.second == expiredTunnel) it.second.second = nullptr;
@@ -91,6 +97,7 @@ namespace tunnel
 	{
 		if (!m_IsActive) return;
 		{
+      EmitTunnelEvent("tunnels.created", createdTunnel);
 			std::unique_lock<std::mutex> l(m_OutboundTunnelsMutex);
 			m_OutboundTunnels.insert (createdTunnel);
 		}
@@ -101,6 +108,8 @@ namespace tunnel
 	{
 		if (expiredTunnel)
 		{
+      EmitTunnelEvent("tunnels.expired", expiredTunnel);
+      
 			expiredTunnel->SetTunnelPool (nullptr);
 			for (auto& it: m_Tests)
 				if (it.second.first == expiredTunnel) it.second.first = nullptr;