Add bootstrap_legacy source

nano/lib/stats_enums.hpp

@@ -115,6 +115,7 @@ enum class detail : uint8_t
 	// blockprocessor result
 	live,
 	bootstrap,
+	bootstrap_legacy,
 	unchecked,
 	local,
 	forced,

nano/node/blockprocessor.hpp

@@ -25,6 +25,7 @@ enum class block_source
 	unknown = 0,
 	live,
 	bootstrap,
+	bootstrap_legacy,
 	unchecked,
 	local,
 	forced,

nano/node/bootstrap/bootstrap_attempt.cpp

@@ -133,7 +133,7 @@ bool nano::bootstrap_attempt::process_block (std::shared_ptr<nano::block> const
 	}
 	else
 	{
-		node_l->block_processor.add (block_a);
+		node_l->block_processor.add (block_a, nano::block_source::bootstrap_legacy);
 	}
 	return stop_pull;
 }

nano/node/bootstrap/bootstrap_lazy.cpp

@@ -311,7 +311,7 @@ bool nano::bootstrap_attempt_lazy::process_block_lazy (std::shared_ptr<nano::blo
 		}
 		lazy_block_state_backlog_check (block_a, hash);
 		lock.unlock ();
-		node->block_processor.add (block_a);
+		node->block_processor.add (block_a, nano::block_source::bootstrap_legacy);
 	}
 	// Force drop lazy bootstrap connection for long bulk_pull
 	if (pull_blocks_processed > max_blocks)

nano/node/bootstrap_ascending/service.cpp

@@ -387,7 +387,7 @@ void nano::bootstrap_ascending::service::process (const nano::asc_pull_ack::bloc
 
 			for (auto & block : response.blocks)
 			{
-				block_processor.add (block);
+				block_processor.add (block, nano::block_source::bootstrap);
 			}
 			nano::lock_guard<nano::mutex> lock{ mutex };
 			throttle.add (true);