Update confirmation height in another thread

nano/lib/utility.cpp

@@ -96,6 +96,9 @@ namespace thread_role
 			case nano::thread_role::name::signature_checking:
 				thread_role_name_string = "Signature check";
 				break;
+			case nano::thread_role::name::confirmation_height_processing:
+				thread_role_name_string = "Conf height";
+				break;
 		}
 
 		/*

nano/lib/utility.hpp

@@ -85,7 +85,8 @@ namespace thread_role
 		wallet_actions,
 		bootstrap_initiator,
 		voting,
-		signature_checking
+		signature_checking,
+		confirmation_height_processing
 	};
 	/*
 	 * Get/Set the identifier for the current thread

nano/nano_node/entry.cpp

@@ -98,6 +98,7 @@ int main (int argc, char * const * argv)
 		("debug_rpc", "Read an RPC command from stdin and invoke it. Network operations will have no effect.")
 		("debug_validate_blocks", "Check all blocks for correct hash, signature, work value")
 		("debug_peers", "Display peer IPv6:port connections")
+		("debug_cemented_block_count", "Displays the number of cemented (confirmed) blocks")
 		("platform", boost::program_options::value<std::string> (), "Defines the <platform> for OpenCL commands")
 		("device", boost::program_options::value<std::string> (), "Defines <device> for OpenCL command")
 		("threads", boost::program_options::value<std::string> (), "Defines <threads> count for OpenCL command")
@@ -961,6 +962,19 @@ int main (int argc, char * const * argv)
 				std::cout << boost::str (boost::format ("%1%\n") % nano::endpoint (boost::asio::ip::address_v6 (i->first.address_bytes ()), i->first.port ()));
 			}
 		}
+		else if (vm.count ("debug_cemented_block_count"))
+		{
+			nano::inactive_node node (data_path);
+			auto transaction (node.node->store.tx_begin ());
+
+			uint64_t sum = 0;
+			for (auto i (node.node->store.latest_begin (transaction)), n (node.node->store.latest_end ()); i != n; ++i)
+			{
+				nano::account_info info (i->second);
+				sum += info.confirmation_height;
+			}
+			std::cout << "Total cemented block count: " << sum << std::endl;
+		}
 		else if (vm.count ("version"))
 		{
 			if (NANO_VERSION_PATCH == 0)

nano/node/CMakeLists.txt

@@ -13,6 +13,8 @@ endif ()
 add_library (node
 	${platform_sources}
 	${secure_rpc_sources}
+	active_transactions.hpp
+	active_transactions.cpp
 	blockprocessor.cpp
 	blockprocessor.hpp
 	bootstrap.cpp
@@ -21,6 +23,8 @@ add_library (node
 	cli.cpp
 	common.cpp
 	common.hpp
+	confirmation_height_processor.hpp
+	confirmation_height_processor.cpp
 	daemonconfig.hpp
 	daemonconfig.cpp
 	ipc.hpp