request LeaseSet from 3 floodfills

NetDb.cpp

@@ -335,19 +335,25 @@ namespace data
 				if (inbound)
 				{
 					RequestedDestination * dest = CreateRequestedDestination (destination, isLeaseSet);
+					std::vector<i2p::tunnel::TunnelMessageBlock> msgs;
+					// request 3 closests floodfills
+					for (int i = 0; i < 3; i++)
+					{	
 						auto floodfill = GetClosestFloodfill (destination, dest->GetExcludedPeers ());
 						if (floodfill)
 						{		
-						std::vector<i2p::tunnel::TunnelMessageBlock> msgs;
 							// DatabaseLookup message
-						dest->SetLastOutboundTunnel (outbound);
 							msgs.push_back (i2p::tunnel::TunnelMessageBlock 
 								{ 
 									i2p::tunnel::eDeliveryTypeRouter,
 									floodfill->GetIdentHash (), 0,
 									dest->CreateRequestMessage (floodfill, inbound)
 								});	
-				
+						}	
+					}
+					if (msgs.size () > 0)
+					{	
+						dest->SetLastOutboundTunnel (outbound);
 						outbound->SendTunnelDataMsg (msgs);	
 					}	
 					else

Streaming.cpp

@@ -409,7 +409,7 @@ namespace stream
 		}	
 		Sign (buf, size, buf+ size);
 		size += 40; // signature
-
+		LogPrint ("Local LeaseSet of ", tunnels.size (), " leases created");
 		m->len += size + sizeof (I2NPDatabaseStoreMsg);
 		FillI2NPMessageHeader (m, eI2NPDatabaseStore);
 		return m;

Tunnel.cpp

@@ -131,6 +131,7 @@ namespace tunnel
 	
 	void InboundTunnel::HandleTunnelDataMsg (I2NPMessage * msg)
 	{
+		if (IsFailed ()) SetFailed (false); // incoming messages means a tunnel is alive			
 		msg->from = this;
 		EncryptTunnelMsg (msg);
 		m_Endpoint.HandleDecryptedTunnelDataMsg (msg);