inalidate shared routing path

Destination.cpp

@@ -280,7 +280,7 @@ namespace client
 		std::shared_ptr<i2p::data::LeaseSet> leaseSet;
 		if (buf[DATABASE_STORE_TYPE_OFFSET] == 1) // LeaseSet
 		{
-			LogPrint (eLogDebug, "Remote LeaseSet");
+			LogPrint (eLogDebug, "Destination: Remote LeaseSet");
 			std::lock_guard<std::mutex> lock(m_RemoteLeaseSetsMutex);
 			auto it = m_RemoteLeaseSets.find (buf + DATABASE_STORE_KEY_OFFSET);
 			if (it != m_RemoteLeaseSets.end ())
@@ -290,16 +290,16 @@ namespace client
 				{	
 					leaseSet->Update (buf + offset, len - offset); 
 					if (leaseSet->IsValid ())
-						LogPrint (eLogDebug, "Remote LeaseSet updated");
+						LogPrint (eLogDebug, "Destination: Remote LeaseSet updated");
 					else
 					{
-						LogPrint (eLogDebug, "Remote LeaseSet update failed");
+						LogPrint (eLogDebug, "Destination: Remote LeaseSet update failed");
 						m_RemoteLeaseSets.erase (it);
 						leaseSet = nullptr;
 					}
 				}
 				else
-					LogPrint (eLogDebug, "Remote LeaseSet is older. Not updated");
+					LogPrint (eLogDebug, "Destination: Remote LeaseSet is older. Not updated");
 			}
 			else
 			{	
@@ -308,15 +308,15 @@ namespace client
 				{
 					if (leaseSet->GetIdentHash () != GetIdentHash ())
 					{
-						LogPrint (eLogDebug, "New remote LeaseSet added");
+						LogPrint (eLogDebug, "Destination: New remote LeaseSet added");
 						m_RemoteLeaseSets[buf + DATABASE_STORE_KEY_OFFSET] = leaseSet;
 					}
 					else
-						LogPrint (eLogDebug, "Own remote LeaseSet dropped");
+						LogPrint (eLogDebug, "Destination: Own remote LeaseSet dropped");
 				}
 				else
 				{
-					LogPrint (eLogError, "New remote LeaseSet failed");
+					LogPrint (eLogError, "Destination: New remote LeaseSet failed");
 					leaseSet = nullptr;
 				}
 			}	

Streaming.cpp

@@ -656,7 +656,11 @@ namespace stream
 			m_CurrentOutboundTunnel->SendTunnelDataMsg (msgs);
 		}	
 		else
-			LogPrint (eLogWarning, "Streaming: All leases are expired, sSID=", m_SendStreamID);
+		{	
+			LogPrint (eLogWarning, "Streaming: Remote lease is not available, sSID=", m_SendStreamID);
+			if (m_RoutingSession) 
+				m_RoutingSession->SetSharedRoutingPath (nullptr); // invalidate routing path
+		}
 	}
 
 	void Stream::SendUpdatedLeaseSet ()
@@ -824,13 +828,17 @@ namespace stream
 			}	
 			else
 			{	
+				LogPrint (eLogWarning, "Streaming: All remote leases are expired");
 				m_RemoteLeaseSet = nullptr;
 				m_CurrentRemoteLease = nullptr;
 				// we have requested expired before, no need to do it twice
 			}	
 		}
 		else
+		{
+			LogPrint (eLogWarning, "Streaming: Remote LeaseSet not found");
 			m_CurrentRemoteLease = nullptr;
+		}	
 	}	
 
 	StreamingDestination::StreamingDestination (std::shared_ptr<i2p::client::ClientDestination> owner, uint16_t localPort, bool gzip):