SON118 - Add tx sign metrics for SON rewards

libraries/chain/db_maint.cpp

@@ -153,6 +153,7 @@ void database::pay_sons()
             //Reset the tx counter in each son statistics object
             modify( s, [&]( son_statistics_object& _s)
             {
+               _s.total_txs_signed += _s.txs_signed;
                _s.txs_signed = 0;
             });
          }

libraries/chain/include/graphene/chain/son_object.hpp

@@ -30,6 +30,8 @@ namespace graphene { namespace chain {
          static const uint8_t type_id  = impl_son_statistics_object_type;
 
          son_id_type  owner;
+         // Lifetime total transactions signed
+         uint64_t total_txs_signed = 0;
          // Transactions signed since the last son payouts
          uint64_t txs_signed = 0;
          // Total Downtime barring the current down time in seconds, used for stats to present to user
@@ -103,6 +105,7 @@ FC_REFLECT_DERIVED( graphene::chain::son_object, (graphene::db::object),
 FC_REFLECT_DERIVED( graphene::chain::son_statistics_object,
                     (graphene::db::object),
                     (owner)
+                    (total_txs_signed)
                     (txs_signed)
                     (total_downtime)
                     (current_interval_downtime)

libraries/chain/sidechain_transaction_evaluator.cpp

@@ -75,6 +75,10 @@ object_id_type bitcoin_transaction_sign_evaluator::do_apply(const bitcoin_transa
          po.proposed_transaction.operations[0] = bitcoin_transaction_send_op;
       });
 
+      db().modify( son_obj->statistics( db() ), [&]( son_statistics_object& sso ) {
+         sso.txs_signed += 1;
+      } );
+
       update_proposal(op);
    }
    FC_CAPTURE_AND_RETHROW((op))

tests/tests/sidechain_transaction_tests.cpp

@@ -296,6 +296,12 @@ BOOST_AUTO_TEST_CASE(bitcoin_transaction_send_test)
 
       BOOST_REQUIRE(btobj->processed == false);
 
+      auto stats1 = son_obj1->statistics( db );
+      auto stats2 = son_obj2->statistics( db );
+
+      BOOST_REQUIRE(stats1.txs_signed == 1);
+      BOOST_REQUIRE(stats2.txs_signed == 1);
+
       auto sigs = btobj->signatures;
 
       BOOST_REQUIRE(sigs[son_obj1->id][0] == a1);

tests/tests/son_operations_tests.cpp

@@ -513,6 +513,9 @@ BOOST_AUTO_TEST_CASE( son_pay_test )
       // Check if the signed transaction statistics are reset for both SONs
       BOOST_REQUIRE_EQUAL(son_stats_obj1->txs_signed, 0);
       BOOST_REQUIRE_EQUAL(son_stats_obj2->txs_signed, 0);
+
+      BOOST_REQUIRE_EQUAL(son_stats_obj1->total_txs_signed, 2);
+      BOOST_REQUIRE_EQUAL(son_stats_obj2->total_txs_signed, 3);
       // Check that Alice and Bob are paid for signing the transactions in the previous day/cycle
       BOOST_REQUIRE_EQUAL(db.get_balance(obj1->son_account, asset_id_type()).amount.value, 80+obj1_balance);
       BOOST_REQUIRE_EQUAL(db.get_balance(obj2->son_account, asset_id_type()).amount.value, 120+obj2_balance);