Merge branch 'feature/son-for-hive-voting' into 'develop'

SON for Hive voting

See merge request PBSA/peerplays!81

.gitlab-ci.yml

@@ -44,8 +44,6 @@ test-mainnet:
 
 dockerize-mainnet:
   stage: dockerize
-  dependencies:
-    - test-mainnet
   variables:
     IMAGE: $CI_REGISTRY_IMAGE/mainnet/$CI_COMMIT_REF_SLUG:$CI_COMMIT_SHA
   before_script:
@@ -105,8 +103,6 @@ test-testnet:
 
 dockerize-testnet:
   stage: dockerize
-  dependencies:
-    - test-testnet
   variables:
     IMAGE: $CI_REGISTRY_IMAGE/testnet/$CI_COMMIT_REF_SLUG:$CI_COMMIT_SHA
   before_script:

Dockerfile

@@ -19,7 +19,7 @@ RUN \
       expect \
       git \
       graphviz \
-      libboost1.67-all-dev \
+      libboost-all-dev \
       libbz2-dev \
       libcurl4-openssl-dev \
       libncurses-dev \

Dockerfile.18.04

@@ -58,9 +58,9 @@ EXPOSE 22
 WORKDIR /home/peerplays/
 
 RUN \
-    wget -c 'http://sourceforge.net/projects/boost/files/boost/1.67.0/boost_1_67_0.tar.bz2/download' -O boost_1_67_0.tar.bz2 && \
-    tar xjf boost_1_67_0.tar.bz2 && \
-    cd boost_1_67_0/ && \
+    wget -c 'https://boostorg.jfrog.io/artifactory/main/release/1.71.0/source/boost_1_71_0.tar.bz2' -O boost_1_71_0.tar.bz2 && \
+    tar xjf boost_1_71_0.tar.bz2 && \
+    cd boost_1_71_0/ && \
     ./bootstrap.sh && \
     ./b2 install
 

README.md

@@ -84,9 +84,9 @@ sudo apt-get install \
 
 Install Boost libraries from source
 ```
-wget -c 'http://sourceforge.net/projects/boost/files/boost/1.67.0/boost_1_67_0.tar.bz2/download' -O boost_1_67_0.tar.bz2
-tar xjf boost_1_67_0.tar.bz2
-cd boost_1_67_0/
+wget -c 'https://boostorg.jfrog.io/artifactory/main/release/1.71.0/source/boost_1_71_0.tar.bz2' -O boost_1_71_0.tar.bz2
+tar xjf boost_1_71_0.tar.bz2
+cd boost_1_71_0/
 ./bootstrap.sh
 sudo ./b2 install
 ```

libraries/app/database_api.cpp

@@ -2083,7 +2083,8 @@ vector<variant> database_api_impl::lookup_vote_ids(const vector<vote_id_type> &v
    const auto &committee_idx = _db.get_index_type<committee_member_index>().indices().get<by_vote_id>();
    const auto &for_worker_idx = _db.get_index_type<worker_index>().indices().get<by_vote_for>();
    const auto &against_worker_idx = _db.get_index_type<worker_index>().indices().get<by_vote_against>();
-   const auto &son_idx = _db.get_index_type<son_index>().indices().get<by_vote_id>();
+   const auto &son_bictoin_idx = _db.get_index_type<son_index>().indices().get<by_vote_id_bitcoin>();
+   const auto &son_hive_idx = _db.get_index_type<son_index>().indices().get<by_vote_id_hive>();
 
    vector<variant> result;
    result.reserve(votes.size());
@@ -2119,15 +2120,22 @@ vector<variant> database_api_impl::lookup_vote_ids(const vector<vote_id_type> &v
          }
          break;
       }
-      case vote_id_type::son: {
-         auto itr = son_idx.find(id);
-         if (itr != son_idx.end())
+      case vote_id_type::son_bitcoin: {
+         auto itr = son_bictoin_idx.find(id);
+         if (itr != son_bictoin_idx.end())
+            result.emplace_back(variant(*itr, 5));
+         else
+            result.emplace_back(variant());
+         break;
+      }
+      case vote_id_type::son_hive: {
+         auto itr = son_hive_idx.find(id);
+         if (itr != son_hive_idx.end())
             result.emplace_back(variant(*itr, 5));
          else
             result.emplace_back(variant());
          break;
       }
-
       case vote_id_type::VOTE_TYPE_COUNT:
          break; // supress unused enum value warnings
       default:
@@ -2152,12 +2160,21 @@ vector<vote_id_type> database_api_impl::get_votes_ids(const string &account_name
 votes_info database_api_impl::get_votes(const string &account_name_or_id) const {
    votes_info result;
 
-   const auto &votes_ids = get_votes_ids(account_name_or_id);
-   const auto &committee_ids = get_votes_objects<committee_member_index, by_vote_id>(votes_ids);
-   const auto &witness_ids = get_votes_objects<witness_index, by_vote_id>(votes_ids);
-   const auto &for_worker_ids = get_votes_objects<worker_index, by_vote_for>(votes_ids);
-   const auto &against_worker_ids = get_votes_objects<worker_index, by_vote_against>(votes_ids);
-   const auto &son_ids = get_votes_objects<son_index, by_vote_id>(votes_ids, 5);
+   const auto votes_ids = get_votes_ids(account_name_or_id);
+   const auto committee_ids = get_votes_objects<committee_member_index, by_vote_id>(votes_ids);
+   const auto witness_ids = get_votes_objects<witness_index, by_vote_id>(votes_ids);
+   const auto for_worker_ids = get_votes_objects<worker_index, by_vote_for>(votes_ids);
+   const auto against_worker_ids = get_votes_objects<worker_index, by_vote_against>(votes_ids);
+   const auto son_ids = [this, &votes_ids]() {
+      flat_map<sidechain_type, vector<variant>> son_ids;
+      const auto son_bitcoin_ids = get_votes_objects<son_index, by_vote_id_bitcoin>(votes_ids, 5);
+      if (!son_bitcoin_ids.empty())
+         son_ids[sidechain_type::bitcoin] = std::move(son_bitcoin_ids);
+      const auto son_hive_ids = get_votes_objects<son_index, by_vote_id_hive>(votes_ids, 5);
+      if (!son_hive_ids.empty())
+         son_ids[sidechain_type::hive] = std::move(son_hive_ids);
+      return son_ids;
+   }();
 
    //! Fill votes info
    if (!committee_ids.empty()) {
@@ -2201,11 +2218,15 @@ votes_info database_api_impl::get_votes(const string &account_name_or_id) const
    }
 
    if (!son_ids.empty()) {
-      vector<votes_info_object> votes_for_sons;
-      votes_for_sons.reserve(son_ids.size());
-      for (const auto &son : son_ids) {
-         const auto &son_obj = son.as<son_object>(6);
-         votes_for_sons.emplace_back(votes_info_object{son_obj.vote_id, son_obj.id});
+      flat_map<sidechain_type, vector<votes_info_object>> votes_for_sons;
+      for (const auto &son_sidechain_ids : son_ids) {
+         const auto &sidechain = son_sidechain_ids.first;
+         const auto &sidechain_ids = son_sidechain_ids.second;
+         votes_for_sons[sidechain].reserve(sidechain_ids.size());
+         for (const auto &son : sidechain_ids) {
+            const auto &son_obj = son.as<son_object>(6);
+            votes_for_sons[sidechain].emplace_back(votes_info_object{son_obj.get_sidechain_vote_id(sidechain), son_obj.id});
+         }
       }
       result.votes_for_sons = std::move(votes_for_sons);
    }
@@ -2379,12 +2400,16 @@ voters_info database_api_impl::get_voters(const string &account_name_or_id) cons
 
    //! Info for son voters
    if (son_object) {
-      const auto &son_voters = get_voters_by_id(son_object->vote_id);
-      voters_info_object voters_for_son;
-      voters_for_son.vote_id = son_object->vote_id;
-      voters_for_son.voters.reserve(son_voters.size());
-      for (const auto &voter : son_voters) {
-         voters_for_son.voters.emplace_back(voter.get_id());
+      flat_map<sidechain_type, voters_info_object> voters_for_son;
+      for (const auto &vote_id : son_object->sidechain_vote_ids) {
+         const auto &son_voters = get_voters_by_id(vote_id.second);
+         voters_info_object voters_for_sidechain_son;
+         voters_for_sidechain_son.vote_id = vote_id.second;
+         voters_for_sidechain_son.voters.reserve(son_voters.size());
+         for (const auto &voter : son_voters) {
+            voters_for_sidechain_son.voters.emplace_back(voter.get_id());
+         }
+         voters_for_son[vote_id.first] = std::move(voters_for_sidechain_son);
       }
       result.voters_for_son = std::move(voters_for_son);
    }

libraries/chain/account_evaluator.cpp

@@ -68,8 +68,14 @@ void verify_account_votes( const database& db, const account_options& options )
               "Voted for more witnesses than currently allowed (${c})", ("c", chain_params.maximum_witness_count) );
    FC_ASSERT( options.num_committee <= chain_params.maximum_committee_count,
               "Voted for more committee members than currently allowed (${c})", ("c", chain_params.maximum_committee_count) );
-   FC_ASSERT( options.num_son() <= chain_params.maximum_son_count(),
-             "Voted for more sons than currently allowed (${c})", ("c", chain_params.maximum_son_count()) );
+   FC_ASSERT( chain_params.extensions.value.maximum_son_count.valid() , "Invalid maximum son count" );
+   FC_ASSERT( options.extensions.value.num_son.valid() , "Invalid son number" );
+   for(const auto& num_sons : *options.extensions.value.num_son)
+   {
+      FC_ASSERT( num_sons.second <= *chain_params.extensions.value.maximum_son_count,
+                "Voted for more sons than currently allowed (${c})", ("c", *chain_params.extensions.value.maximum_son_count) );
+   }
+   FC_ASSERT( db.find_object(options.voting_account), "Invalid proxy account specified." );
 
    uint32_t max_vote_id = gpo.next_available_vote_id;
    bool has_worker_votes = false;

libraries/chain/db_block.cpp

@@ -705,7 +705,12 @@ void database::_apply_block( const signed_block& next_block )
 
    if (global_props.parameters.witness_schedule_algorithm == GRAPHENE_WITNESS_SCHEDULED_ALGORITHM) {
       update_witness_schedule(next_block);
-      if(global_props.active_sons.size() > 0) {
+      bool need_to_update_son_schedule = false;
+      for(const auto& active_sons : global_props.active_sons){
+         if(!active_sons.second.empty())
+            need_to_update_son_schedule = true;
+      }
+      if(need_to_update_son_schedule) {
          update_son_schedule(next_block);
       }
    }
@@ -739,10 +744,18 @@ void database::_apply_block( const signed_block& next_block )
    // TODO:  figure out if we could collapse this function into
    // update_global_dynamic_data() as perhaps these methods only need
    // to be called for header validation?
+
    update_maintenance_flag( maint_needed );
    if (global_props.parameters.witness_schedule_algorithm == GRAPHENE_WITNESS_SHUFFLED_ALGORITHM) {
       update_witness_schedule();
-      if(global_props.active_sons.size() > 0) {
+
+      bool need_update_son_schedule = false;
+      for(const auto& active_sidechain_type : active_sidechain_types) {
+         if(global_props.active_sons.at(active_sidechain_type).size() > 0) {
+            need_update_son_schedule = true;
+         }
+      }
+      if(need_update_son_schedule) {
          update_son_schedule();
       }
    }

libraries/chain/db_getter.cpp

@@ -222,17 +222,30 @@ std::set<son_id_type> database::get_sons_to_be_deregistered()
 
    for( auto& son : son_idx )
    {
-      if(son.status == son_status::in_maintenance)
+      bool need_to_be_deregistered = true;
+      for(const auto& status : son.statuses)
       {
-         auto stats = son.statistics(*this);
-         // TODO : We need to add a function that returns if we can deregister SON 
-         // i.e. with introduction of PW code, we have to make a decision if the SON 
-         // is needed for release of funds from the PW
-         if(head_block_time() - stats.last_down_timestamp >= fc::seconds(get_global_properties().parameters.son_deregister_time()))
+         const auto& sidechain = status.first;
+         if(status.second != son_status::in_maintenance)
+            need_to_be_deregistered = false;
+
+         if(need_to_be_deregistered)
          {
-            ret.insert(son.id);
+            auto stats = son.statistics(*this);
+
+            // TODO : We need to add a function that returns if we can deregister SON
+            // i.e. with introduction of PW code, we have to make a decision if the SON
+            // is needed for release of funds from the PW
+            if (head_block_time() - stats.last_down_timestamp.at(sidechain) < fc::seconds(get_global_properties().parameters.son_deregister_time())) {
+               need_to_be_deregistered = false;
+            }
          }
       }
+
+      if(need_to_be_deregistered)
+      {
+         ret.insert(son.id);
+      }
    }
    return ret;
 }
@@ -289,28 +302,51 @@ bool database::is_son_dereg_valid( son_id_type son_id )
       return false;
    }
 
-   return (son->status == son_status::in_maintenance &&
-                (head_block_time() - son->statistics(*this).last_down_timestamp >= fc::seconds(get_global_properties().parameters.son_deregister_time())));
+   bool status_son_dereg_valid = true;
+   for(const auto& status : son->statuses)
+   {
+      const auto& sidechain = status.first;
+      if(status.second != son_status::in_maintenance)
+         status_son_dereg_valid = false;
+
+      if(status_son_dereg_valid)
+      {
+         if(head_block_time() - son->statistics(*this).last_down_timestamp.at(sidechain) < fc::seconds(get_global_properties().parameters.son_deregister_time()))
+         {
+            status_son_dereg_valid = false;
+         }
+      }
+   }
+
+   return status_son_dereg_valid;
 }
 
-bool database::is_son_active( son_id_type son_id )
+bool database::is_son_active( sidechain_type type, son_id_type son_id )
 {
    const auto& son_idx = get_index_type<son_index>().indices().get< by_id >();
    auto son = son_idx.find( son_id );
-   if(son == son_idx.end())
-   {
+   if(son == son_idx.end()) {
       return false;
    }
 
    const global_property_object& gpo = get_global_properties();
+   if(!gpo.active_sons.contains(type)) {
+      return false;
+   }
+
+   const auto& gpo_as = gpo.active_sons.at(type);
    vector<son_id_type> active_son_ids;
-   active_son_ids.reserve(gpo.active_sons.size());
-   std::transform(gpo.active_sons.begin(), gpo.active_sons.end(),
+   active_son_ids.reserve(gpo_as.size());
+   std::transform(gpo_as.cbegin(), gpo_as.cend(),
                   std::inserter(active_son_ids, active_son_ids.end()),
                   [](const son_info& swi) {
       return swi.son_id;
    });
 
+   if(active_son_ids.empty()) {
+      return false;
+   }
+
    auto it_son = std::find(active_son_ids.begin(), active_son_ids.end(), son_id);
    return (it_son != active_son_ids.end());
 }

libraries/chain/db_init.cpp

@@ -1100,8 +1100,9 @@ void database::init_genesis(const genesis_state_type& genesis_state)
    FC_ASSERT( _p_witness_schedule_obj->id == witness_schedule_id_type() );
 
       // Initialize witness schedule
-#ifndef NDEBUG
-   const son_schedule_object& sso =
+
+   #ifndef NDEBUG
+   const son_schedule_object& ssohive =
 #endif
    create<son_schedule_object>([&](son_schedule_object& _sso)
    {
@@ -1120,13 +1121,29 @@ void database::init_genesis(const genesis_state_type& genesis_state)
 
       _sso.recent_slots_filled = fc::uint128::max_value();
    });
-   assert( sso.id == son_schedule_id_type() );
+   assert( ssohive.id == son_schedule_id_type(get_son_schedule_id(sidechain_type::hive)) );
 
-   // Enable fees
-   modify(get_global_properties(), [&genesis_state](global_property_object& p) {
-      p.parameters.current_fees = genesis_state.initial_parameters.current_fees;
+#ifndef NDEBUG
+   const son_schedule_object& ssobitcoin =
+#endif
+   create<son_schedule_object>([&](son_schedule_object& _sso)
+   {
+      // for scheduled
+      memset(_sso.rng_seed.begin(), 0, _sso.rng_seed.size());
+
+      witness_scheduler_rng rng(_sso.rng_seed.begin(), GRAPHENE_NEAR_SCHEDULE_CTR_IV);
+
+      auto init_witnesses = get_global_properties().active_witnesses;
+
+      _sso.scheduler = son_scheduler();
+      _sso.scheduler._min_token_count = std::max(int(init_witnesses.size()) / 2, 1);
+
+
+      _sso.last_scheduling_block = 0;
+
+      _sso.recent_slots_filled = fc::uint128::max_value();
    });
-
+   assert( ssobitcoin.id == son_schedule_id_type(get_son_schedule_id(sidechain_type::bitcoin)) );
 
    // Create FBA counters
    create<fba_accumulator_object>([&]( fba_accumulator_object& acc )

libraries/chain/db_maint.cpp

@@ -78,26 +78,30 @@ vector<std::reference_wrapper<const typename Index::object_type>> database::sort
 }
 
 template<>
-vector<std::reference_wrapper<const son_object>> database::sort_votable_objects<son_index>(size_t count) const
+vector<std::reference_wrapper<const son_object>> database::sort_votable_objects<son_index>(sidechain_type sidechain, size_t count) const
 {
    const auto& all_sons = get_index_type<son_index>().indices().get< by_id >();
    std::vector<std::reference_wrapper<const son_object>> refs;
    for( auto& son : all_sons )
    {
-      if(son.has_valid_config(head_block_time()) && son.status != son_status::deregistered)
+      if(son.has_valid_config(head_block_time()) && son.statuses.at(sidechain) != son_status::deregistered)
       {
          refs.push_back(std::cref(son));
       }
    }
    count = std::min(count, refs.size());
    std::partial_sort(refs.begin(), refs.begin() + count, refs.end(),
-                   [this](const son_object& a, const son_object& b)->bool {
-      share_type oa_vote = _vote_tally_buffer[a.vote_id];
-      share_type ob_vote = _vote_tally_buffer[b.vote_id];
+                   [this, sidechain](const son_object& a, const son_object& b)->bool {
+      FC_ASSERT(sidechain == sidechain_type::bitcoin || sidechain == sidechain_type::hive, "Unexpected sidechain type");
+
+      const share_type oa_vote = _vote_tally_buffer[a.get_sidechain_vote_id(sidechain)];
+      const share_type ob_vote = _vote_tally_buffer[b.get_sidechain_vote_id(sidechain)];
+
       if( oa_vote != ob_vote )
          return oa_vote > ob_vote;
-      return a.vote_id < b.vote_id;
-   });
+
+      return a.get_sidechain_vote_id(sidechain) < b.get_sidechain_vote_id(sidechain);
+});
 
    refs.resize(count, refs.front());
    return refs;
@@ -178,222 +182,233 @@ void database::update_worker_votes()
 
 void database::pay_sons()
 {
-   time_point_sec now = head_block_time();
+   const time_point_sec now = head_block_time();
    const dynamic_global_property_object& dpo = get_dynamic_global_properties();
    // Current requirement is that we have to pay every 24 hours, so the following check
-   if( dpo.son_budget.value > 0 && ((now - dpo.last_son_payout_time) >= fc::seconds(get_global_properties().parameters.son_pay_time()))) {
-      assert( _son_count_histogram_buffer.size() > 0 );
-      const share_type  stake_target = (_total_voting_stake-_son_count_histogram_buffer[0]) / 2;
-      /// accounts that vote for 0 or 1 son do not get to express an opinion on
-      /// the number of sons to have (they abstain and are non-voting accounts)
-      share_type stake_tally = 0;
-      size_t son_count = 0;
-      if( stake_target > 0 )
+   if( dpo.son_budget.value > 0 && ((now - dpo.last_son_payout_time) >= fc::seconds(get_global_properties().parameters.son_pay_time())))
+   {
+      for(const auto& active_sidechain_type : active_sidechain_types)
       {
-         while( (son_count < _son_count_histogram_buffer.size() - 1)
-                && (stake_tally <= stake_target) )
+         assert( _son_count_histogram_buffer.at(active_sidechain_type).size() > 0 );
+         const share_type  stake_target = (_total_voting_stake-_son_count_histogram_buffer.at(active_sidechain_type)[0]) / 2;
+         /// accounts that vote for 0 or 1 son do not get to express an opinion on
+         /// the number of sons to have (they abstain and are non-voting accounts)
+         share_type stake_tally = 0;
+         size_t son_count = 0;
+         if( stake_target > 0 )
          {
-            stake_tally += _son_count_histogram_buffer[++son_count];
-         }
-      }
-      const vector<std::reference_wrapper<const son_object>> sons = [this, &son_count]{
-         if(head_block_time() >= HARDFORK_SON3_TIME)
-            return sort_votable_objects<son_index>(std::max(son_count*2+1, (size_t)get_chain_properties().immutable_parameters.min_son_count));
-         else
-            return sort_votable_objects<son_index>(get_global_properties().parameters.maximum_son_count());
-      }();
-      // After SON2 HF
-      uint64_t total_votes = 0;
-      for( const son_object& son : sons )
-      {
-         total_votes += _vote_tally_buffer[son.vote_id];
-      }
-      int8_t bits_to_drop = std::max(int(boost::multiprecision::detail::find_msb(total_votes)) - 15, 0);
-      auto get_weight = [&bits_to_drop]( uint64_t son_votes ) {
-         uint16_t weight = std::max((son_votes >> bits_to_drop), uint64_t(1) );
-         return weight;
-      };
-      // Before SON2 HF
-      auto get_weight_before_son2_hf = []( uint64_t son_votes ) {
-         int8_t bits_to_drop = std::max(int(boost::multiprecision::detail::find_msb(son_votes)) - 15, 0);
-         uint16_t weight = std::max((son_votes >> bits_to_drop), uint64_t(1) );
-         return weight;
-      };
-      uint64_t weighted_total_txs_signed = 0;
-      share_type son_budget = dpo.son_budget;
-      get_index_type<son_stats_index>().inspect_all_objects([this, &weighted_total_txs_signed, &get_weight, &now, &get_weight_before_son2_hf](const object& o) {
-         const son_statistics_object& s = static_cast<const son_statistics_object&>(o);
-         const auto& idx = get_index_type<son_index>().indices().get<by_id>();
-         auto son_obj = idx.find( s.owner );
-         auto son_weight = get_weight(_vote_tally_buffer[son_obj->vote_id]);
-         if( now < HARDFORK_SON2_TIME ) {
-            son_weight = get_weight_before_son2_hf(_vote_tally_buffer[son_obj->vote_id]);
-         }
-         uint64_t txs_signed = 0;
-         for (const auto &ts : s.txs_signed) {
-            txs_signed = txs_signed + ts.second;
-         }
-         weighted_total_txs_signed += (txs_signed * son_weight);
-      });
-
-      // Now pay off each SON proportional to the number of transactions signed.
-      get_index_type<son_stats_index>().inspect_all_objects([this, &weighted_total_txs_signed, &dpo, &son_budget, &get_weight, &get_weight_before_son2_hf, &now](const object& o) {
-         const son_statistics_object& s = static_cast<const son_statistics_object&>(o);
-         uint64_t txs_signed = 0;
-         for (const auto &ts : s.txs_signed) {
-            txs_signed = txs_signed + ts.second;
+            while( (son_count < _son_count_histogram_buffer.at(active_sidechain_type).size() - 1)
+                   && (stake_tally <= stake_target) )
+            {
+               stake_tally += _son_count_histogram_buffer.at(active_sidechain_type)[++son_count];
+            }
          }
 
-         if(txs_signed > 0){
+         const auto sons = sort_votable_objects<son_index>(active_sidechain_type,
+            (std::max(son_count*2+1, (size_t)get_chain_properties().immutable_parameters.min_son_count))
+         );
+
+         // After SON2 HF
+         uint64_t total_votes = 0;
+         for( const son_object& son : sons )
+         {
+            total_votes += _vote_tally_buffer[son.sidechain_vote_ids.at(active_sidechain_type)];
+         }
+         const int8_t bits_to_drop = std::max(int(boost::multiprecision::detail::find_msb(total_votes)) - 15, 0);
+         auto get_weight = [&bits_to_drop]( uint64_t son_votes ) {
+            const uint16_t weight = std::max((son_votes >> bits_to_drop), uint64_t(1) );
+            return weight;
+         };
+         // Before SON2 HF
+         auto get_weight_before_son2_hf = []( uint64_t son_votes ) {
+            const int8_t bits_to_drop = std::max(int(boost::multiprecision::detail::find_msb(son_votes)) - 15, 0);
+            const uint16_t weight = std::max((son_votes >> bits_to_drop), uint64_t(1) );
+            return weight;
+         };
+         uint64_t weighted_total_txs_signed = 0;
+         const share_type son_budget = dpo.son_budget;
+         get_index_type<son_stats_index>().inspect_all_objects([this, &weighted_total_txs_signed, &get_weight, &now, &get_weight_before_son2_hf, &active_sidechain_type](const object& o) {
+            const son_statistics_object& s = static_cast<const son_statistics_object&>(o);
             const auto& idx = get_index_type<son_index>().indices().get<by_id>();
-            auto son_obj = idx.find( s.owner );
-            auto son_weight = get_weight(_vote_tally_buffer[son_obj->vote_id]);
-            if( now < HARDFORK_SON2_TIME ) {
-               son_weight = get_weight_before_son2_hf(_vote_tally_buffer[son_obj->vote_id]);
+            const auto son_obj = idx.find( s.owner );
+            uint16_t son_weight = 0;
+            if( now >= HARDFORK_SON2_TIME ) {
+               son_weight += get_weight(_vote_tally_buffer[son_obj->sidechain_vote_ids.at(active_sidechain_type)]);
             }
-            share_type pay = (txs_signed * son_weight * son_budget.value)/weighted_total_txs_signed;
-            modify( *son_obj, [&]( son_object& _son_obj)
-            {
-               _son_obj.pay_son_fee(pay, *this);
-            });
-            //Remove the amount paid out to SON from global SON Budget
-            modify( dpo, [&]( dynamic_global_property_object& _dpo )
-            {
-               _dpo.son_budget -= pay;
-            } );
-            //Reset the tx counter in each son statistics object
-            modify( s, [&]( son_statistics_object& _s)
-            {
-               for (const auto &ts : s.txs_signed) {
-                  _s.txs_signed.at(ts.first) = 0;
+            else {
+               son_weight += get_weight_before_son2_hf(_vote_tally_buffer[son_obj->sidechain_vote_ids.at(active_sidechain_type)]);
+            }
+            const uint64_t txs_signed = s.txs_signed.contains(active_sidechain_type) ? s.txs_signed.at(active_sidechain_type) : 0;
+            weighted_total_txs_signed += (txs_signed * son_weight);
+         });
+
+         // Now pay off each SON proportional to the number of transactions signed.
+         get_index_type<son_stats_index>().inspect_all_objects([this, &weighted_total_txs_signed, &dpo, &son_budget, &get_weight, &get_weight_before_son2_hf, &now, &active_sidechain_type](const object& o) {
+            const son_statistics_object& s = static_cast<const son_statistics_object&>(o);
+            const uint64_t txs_signed = s.txs_signed.contains(active_sidechain_type) ? s.txs_signed.at(active_sidechain_type) : 0;
+
+            if(txs_signed > 0){
+               const auto& idx = get_index_type<son_index>().indices().get<by_id>();
+               auto son_obj = idx.find( s.owner );
+               uint16_t son_weight = 0;
+               if( now >= HARDFORK_SON2_TIME ) {
+                  son_weight += get_weight(_vote_tally_buffer[son_obj->sidechain_vote_ids.at(active_sidechain_type)]);
                }
-            });
-         }
-      });
-      //Note the last son pay out time
-      modify( dpo, [&]( dynamic_global_property_object& _dpo )
-      {
-         _dpo.last_son_payout_time = now;
-      });
+               else {
+                  son_weight += get_weight_before_son2_hf(_vote_tally_buffer[son_obj->sidechain_vote_ids.at(active_sidechain_type)]);
+               }
+               const share_type pay = (txs_signed * son_weight * son_budget.value)/weighted_total_txs_signed;
+               modify( *son_obj, [&]( son_object& _son_obj)
+               {
+                _son_obj.pay_son_fee(pay, *this);
+               });
+               //Remove the amount paid out to SON from global SON Budget
+               modify( dpo, [&]( dynamic_global_property_object& _dpo )
+               {
+                _dpo.son_budget -= pay;
+               } );
+               //Reset the tx counter in each son statistics object
+               modify( s, [&]( son_statistics_object& _s)
+               {
+                  if(_s.txs_signed.contains(active_sidechain_type))
+                     _s.txs_signed.at(active_sidechain_type) = 0;
+               });
+            }
+         });
+         //Note the last son pay out time
+         modify( dpo, [&]( dynamic_global_property_object& _dpo )
+         {
+          _dpo.last_son_payout_time = now;
+         });
+      }
    }
 }
 
-void database::update_son_metrics(const vector<son_info>& curr_active_sons)
+void database::update_son_metrics(const flat_map<sidechain_type, vector<son_info> >& curr_active_sons)
 {
-   vector<son_id_type> current_sons;
+   for(const auto& curr_active_sidechain_sons : curr_active_sons) {
+      const auto& sidechain = curr_active_sidechain_sons.first;
+      const auto& _curr_active_sidechain_sons = curr_active_sidechain_sons.second;
 
-   current_sons.reserve(curr_active_sons.size());
-   std::transform(curr_active_sons.begin(), curr_active_sons.end(),
-                  std::inserter(current_sons, current_sons.end()),
-                  [](const son_info &swi) {
-                     return swi.son_id;
-                  });
+      vector<son_id_type> current_sons;
 
-   const auto& son_idx = get_index_type<son_index>().indices().get< by_id >();
-   for( auto& son : son_idx )
-   {
-      auto& stats = son.statistics(*this);
-      bool is_active_son = (std::find(current_sons.begin(), current_sons.end(), son.id) != current_sons.end());
-      modify( stats, [&]( son_statistics_object& _stats )
-      {
-         if(is_active_son) {
-            _stats.total_voted_time = _stats.total_voted_time + get_global_properties().parameters.maintenance_interval;
-         }
-         _stats.total_downtime += _stats.current_interval_downtime;
-         _stats.current_interval_downtime = 0;
-         for (const auto &str : _stats.sidechain_txs_reported) {
-            _stats.sidechain_txs_reported.at(str.first) = 0;
-         }
-      });
+      current_sons.reserve(_curr_active_sidechain_sons.size());
+      std::transform(_curr_active_sidechain_sons.cbegin(), _curr_active_sidechain_sons.cend(),
+                     std::inserter(current_sons, current_sons.end()),
+                     [](const son_info &swi) {
+                        return swi.son_id;
+                     });
+
+      const auto &son_idx = get_index_type<son_index>().indices().get<by_id>();
+      for (auto &son : son_idx) {
+         auto &stats = son.statistics(*this);
+         bool is_active_son = (std::find(current_sons.begin(), current_sons.end(), son.id) != current_sons.end());
+         modify(stats, [&](son_statistics_object &_stats) {
+            if (is_active_son) {
+               _stats.total_voted_time[sidechain] = _stats.total_voted_time[sidechain] + get_global_properties().parameters.maintenance_interval;
+            }
+            _stats.total_downtime[sidechain] += _stats.current_interval_downtime[sidechain];
+            _stats.current_interval_downtime[sidechain] = 0;
+            _stats.sidechain_txs_reported[sidechain] = 0;
+         });
+      }
    }
 }
 
-void database::update_son_statuses(const vector<son_info>& curr_active_sons, const vector<son_info>& new_active_sons)
+void database::update_son_statuses( const flat_map<sidechain_type, vector<son_info> >& curr_active_sons,
+                                    const flat_map<sidechain_type, vector<son_info> >& new_active_sons )
 {
-   vector<son_id_type> current_sons, new_sons;
-   vector<son_id_type> sons_to_remove, sons_to_add;
-   const auto& idx = get_index_type<son_index>().indices().get<by_id>();
+   for(const auto& new_active_sidechain_sons : new_active_sons) {
+      const auto& sidechain = new_active_sidechain_sons.first;
 
-   current_sons.reserve(curr_active_sons.size());
-   std::transform(curr_active_sons.begin(), curr_active_sons.end(),
-                  std::inserter(current_sons, current_sons.end()),
-                  [](const son_info &swi) {
-                     return swi.son_id;
-                  });
+      vector<son_id_type> current_sons, new_sons;
+      vector<son_id_type> sons_to_remove, sons_to_add;
+      const auto &idx = get_index_type<son_index>().indices().get<by_id>();
 
-   new_sons.reserve(new_active_sons.size());
-   std::transform(new_active_sons.begin(), new_active_sons.end(),
-                  std::inserter(new_sons, new_sons.end()),
-                  [](const son_info &swi) {
-                     return swi.son_id;
-                  });
-
-   // find all cur_active_sons members that is not in new_active_sons
-   for_each(current_sons.begin(), current_sons.end(),
-            [&sons_to_remove, &new_sons](const son_id_type& si)
-            {
-               if(std::find(new_sons.begin(), new_sons.end(), si) ==
-                     new_sons.end())
-               {
-                  sons_to_remove.push_back(si);
-               }
-            }
-   );
-
-   for( const auto& sid : sons_to_remove )
-   {
-      auto son = idx.find( sid );
-      if(son == idx.end()) // SON is deleted already
-         continue;
-      // keep maintenance status for nodes becoming inactive
-      if(son->status == son_status::active)
-      {
-         modify( *son, [&]( son_object& obj ){
-                  obj.status = son_status::inactive;
-                  });
+      if(curr_active_sons.contains(sidechain)) {
+         current_sons.reserve(curr_active_sons.at(sidechain).size());
+         std::transform(curr_active_sons.at(sidechain).cbegin(), curr_active_sons.at(sidechain).cend(),
+                        std::inserter(current_sons, current_sons.end()),
+                        [](const son_info &swi) {
+                           return swi.son_id;
+                        });
       }
-   }
 
-   // find all new_active_sons members that is not in cur_active_sons
-   for_each(new_sons.begin(), new_sons.end(),
-            [&sons_to_add, &current_sons](const son_id_type& si)
-            {
-               if(std::find(current_sons.begin(), current_sons.end(), si) ==
-                     current_sons.end())
-               {
-                  sons_to_add.push_back(si);
-               }
-            }
-   );
+      new_sons.reserve(new_active_sons.at(sidechain).size());
+      std::transform(new_active_sons.at(sidechain).cbegin(), new_active_sons.at(sidechain).cend(),
+                     std::inserter(new_sons, new_sons.end()),
+                     [](const son_info &swi) {
+                        return swi.son_id;
+                     });
 
-   for( const auto& sid : sons_to_add )
-   {
-      auto son = idx.find( sid );
-      FC_ASSERT(son != idx.end(), "Invalid SON in active list, id={sonid}.", ("sonid", sid));
-      // keep maintenance status for new nodes
-      if(son->status == son_status::inactive)
-      {
-         modify( *son, [&]( son_object& obj ){
-                  obj.status = son_status::active;
-                  });
-      }
-   }
+      // find all cur_active_sons members that is not in new_active_sons
+      for_each(current_sons.begin(), current_sons.end(),
+               [&sons_to_remove, &new_sons](const son_id_type &si) {
+                  if (std::find(new_sons.begin(), new_sons.end(), si) ==
+                      new_sons.end()) {
+                     sons_to_remove.push_back(si);
+                  }
+               });
 
-   ilog("New SONS");
-   for(size_t i = 0; i < new_sons.size(); i++) {
-         auto son = idx.find( new_sons[i] );
-         if(son == idx.end()) // SON is deleted already
+      for (const auto &sid : sons_to_remove) {
+         auto son = idx.find(sid);
+         if (son == idx.end()) // SON is deleted already
             continue;
-      ilog( "${s}, status = ${ss}, total_votes = ${sv}", ("s", new_sons[i])("ss", son->status)("sv", son->total_votes) );
+         // keep maintenance status for nodes becoming inactive
+         if (son->statuses.at(sidechain) == son_status::active) {
+            modify(*son, [&](son_object &obj) {
+               obj.statuses.at(sidechain) = son_status::inactive;
+            });
+         }
+      }
+
+      // find all new_active_sons members that is not in cur_active_sons
+      for_each(new_sons.begin(), new_sons.end(),
+               [&sons_to_add, &current_sons](const son_id_type &si) {
+                  if (std::find(current_sons.begin(), current_sons.end(), si) ==
+                      current_sons.end()) {
+                     sons_to_add.push_back(si);
+                  }
+               });
+
+      for (const auto &sid : sons_to_add) {
+         auto son = idx.find(sid);
+         FC_ASSERT(son != idx.end(), "Invalid SON in active list, id={sonid}.", ("sonid", sid));
+         // keep maintenance status for new nodes
+         if (son->statuses.at(sidechain) == son_status::inactive) {
+            modify(*son, [&](son_object &obj) {
+               obj.statuses.at(sidechain) = son_status::active;
+            });
+         }
+      }
+
+      ilog("New SONS for sidechain = ${sidechain}", ("sidechain", sidechain));
+      for (size_t i = 0; i < new_sons.size(); i++) {
+         auto son = idx.find(new_sons[i]);
+         if (son == idx.end()) // SON is deleted already
+            continue;
+         ilog("${s}, status = ${ss}, total_votes = ${sv}", ("s", new_sons[i])("ss", son->statuses.at(sidechain))("sv", son->total_votes));
+      }
    }
 
-   if( sons_to_remove.size() > 0 )
-   {
+   //! Remove inactive sons (when all sidechain inactive)
+   vector<son_id_type> sons_to_remove;
+   const auto &idx = get_index_type<son_index>().indices().get<by_id>();
+   for(const auto& son : idx) {
+      bool inactive_son = true;
+      for(const auto& status : son.statuses) {
+         if (status.second != son_status::inactive)
+            inactive_son = false;
+      }
+      if (inactive_son)
+         sons_to_remove.emplace_back(son.id);
+   }
+   if (sons_to_remove.size() > 0) {
       remove_inactive_son_proposals(sons_to_remove);
    }
 }
 
-void database::update_son_wallet(const vector<son_info>& new_active_sons)
+void database::update_son_wallet(const flat_map<sidechain_type, vector<son_info> >& new_active_sons)
 {
    bool should_recreate_pw = true;
 
@@ -406,8 +421,16 @@ void database::update_son_wallet(const vector<son_info>& new_active_sons)
 
       bool wallet_son_sets_equal = (cur_wallet_sons.size() == new_active_sons.size());
       if (wallet_son_sets_equal) {
-         for( size_t i = 0; i < cur_wallet_sons.size(); i++ ) {
-            wallet_son_sets_equal = wallet_son_sets_equal && cur_wallet_sons.at(i) == new_active_sons.at(i);
+         for( const auto& cur_wallet_sidechain_sons : cur_wallet_sons ) {
+            const auto& sidechain = cur_wallet_sidechain_sons.first;
+            const auto& _cur_wallet_sidechain_sons = cur_wallet_sidechain_sons.second;
+
+            wallet_son_sets_equal = wallet_son_sets_equal && (_cur_wallet_sidechain_sons.size() == new_active_sons.at(sidechain).size());
+            if (wallet_son_sets_equal) {
+               for (size_t i = 0; i < _cur_wallet_sidechain_sons.size(); i++) {
+                  wallet_son_sets_equal = wallet_son_sets_equal && (_cur_wallet_sidechain_sons.at(i) == new_active_sons.at(sidechain).at(i));
+               }
+            }
          }
       }
 
@@ -420,14 +443,24 @@ void database::update_son_wallet(const vector<son_info>& new_active_sons)
       }
    }
 
-   should_recreate_pw = should_recreate_pw && (new_active_sons.size() >= get_chain_properties().immutable_parameters.min_son_count);
+   bool should_recreate_pw_sidechain = false;
+   for(const auto& new_active_sidechain_sons : new_active_sons) {
+      if(new_active_sidechain_sons.second.size() >= get_chain_properties().immutable_parameters.min_son_count)
+         should_recreate_pw_sidechain = true;
+   }
+   should_recreate_pw = should_recreate_pw && should_recreate_pw_sidechain;
 
    if (should_recreate_pw) {
       // Create new son_wallet_object, to initiate wallet recreation
       create<son_wallet_object>( [&]( son_wallet_object& obj ) {
          obj.valid_from = head_block_time();
          obj.expires = time_point_sec::maximum();
-         obj.sons.insert(obj.sons.end(), new_active_sons.begin(), new_active_sons.end());
+         for(const auto& new_active_sidechain_sons : new_active_sons){
+            const auto& sidechain = new_active_sidechain_sons.first;
+            const auto& _new_active_sidechain_sons = new_active_sidechain_sons.second;
+
+            obj.sons[sidechain].insert(obj.sons[sidechain].end(), _new_active_sidechain_sons.cbegin(), _new_active_sidechain_sons.cend());
+         }
       });
    }
 }
@@ -684,48 +717,87 @@ void database::update_active_sons()
    }
 
    assert( _son_count_histogram_buffer.size() > 0 );
-   share_type stake_target = (_total_voting_stake-_son_count_histogram_buffer[0]) / 2;
+   for( const auto& son_count_histogram_buffer : _son_count_histogram_buffer ){
+      assert( son_count_histogram_buffer.second.size() > 0 );
+   }
+
+   const flat_map<sidechain_type, share_type> stake_target = [this]{
+      flat_map<sidechain_type, share_type> stake_target;
+      for( const auto& son_count_histogram_buffer : _son_count_histogram_buffer ){
+         const auto sidechain = son_count_histogram_buffer.first;
+         stake_target[sidechain] = (_total_voting_stake-son_count_histogram_buffer.second[0]) / 2;
+      }
+      return stake_target;
+   }();
 
    /// accounts that vote for 0 or 1 son do not get to express an opinion on
    /// the number of sons to have (they abstain and are non-voting accounts)
-
-   share_type stake_tally = 0;
-
-   size_t son_count = 0;
-   if( stake_target > 0 )
-   {
-      while( (son_count < _son_count_histogram_buffer.size() - 1)
-             && (stake_tally <= stake_target) )
+   flat_map<sidechain_type, share_type> stake_tally = []{
+      flat_map<sidechain_type, share_type> stake_tally;
+      for(const auto& active_sidechain_type : active_sidechain_types){
+         stake_tally[active_sidechain_type] = 0;
+      }
+      return stake_tally;
+   }();
+   flat_map<sidechain_type, size_t> son_count = []{
+      flat_map<sidechain_type, size_t> son_count;
+      for(const auto& active_sidechain_type : active_sidechain_types){
+         son_count[active_sidechain_type] = 0;
+      }
+      return son_count;
+   }();
+   for( const auto& stake_target_sidechain : stake_target ){
+      const auto sidechain = stake_target_sidechain.first;
+      if( stake_target_sidechain.second > 0 )
       {
-         stake_tally += _son_count_histogram_buffer[++son_count];
+         while( (son_count[sidechain] < _son_count_histogram_buffer.at(sidechain).size() - 1)
+                && (stake_tally[sidechain] <= stake_target_sidechain.second) )
+         {
+            stake_tally[sidechain] += _son_count_histogram_buffer.at(sidechain)[ ++son_count[sidechain] ];
+         }
       }
    }
 
    const global_property_object& gpo = get_global_properties();
-   const vector<std::reference_wrapper<const son_object>> sons = [this, &son_count]{
-      if(head_block_time() >= HARDFORK_SON3_TIME)
-         return sort_votable_objects<son_index>(std::max(son_count*2+1, (size_t)get_chain_properties().immutable_parameters.min_son_count));
-      else
-         return sort_votable_objects<son_index>(get_global_properties().parameters.maximum_son_count());
-   }();
-
+   const chain_property_object& cpo = get_chain_properties();
    const auto& all_sons = get_index_type<son_index>().indices();
+   flat_map<sidechain_type, vector<std::reference_wrapper<const son_object> > > sons;
+   for(const auto& active_sidechain_type : active_sidechain_types)
+   {
+      if(head_block_time() >= HARDFORK_SON3_TIME) {
+         sons[active_sidechain_type] = sort_votable_objects<son_index>(active_sidechain_type,
+                                                                       (std::max(son_count.at(active_sidechain_type) * 2 + 1, (size_t)cpo.immutable_parameters.min_son_count)));
+      }
+      else {
+         sons[active_sidechain_type] = sort_votable_objects<son_index>(active_sidechain_type, get_global_properties().parameters.maximum_son_count());
+      }
+   }
 
    auto& local_vote_buffer_ref = _vote_tally_buffer;
    for( const son_object& son : all_sons )
    {
-      if(son.status == son_status::request_maintenance)
+      for(const auto& status: son.statuses)
       {
-         auto& stats = son.statistics(*this);
-         modify( stats, [&]( son_statistics_object& _s){
-               _s.last_down_timestamp = head_block_time();
+         const auto& sidechain = status.first;
+         if(status.second == son_status::in_maintenance)
+         {
+            auto &stats = son.statistics(*this);
+            modify(stats, [&](son_statistics_object &_s) {
+               _s.last_down_timestamp[sidechain] = head_block_time();
             });
+         }
       }
+
       modify( son, [local_vote_buffer_ref]( son_object& obj ){
-              obj.total_votes = local_vote_buffer_ref[obj.vote_id];
-              if(obj.status == son_status::request_maintenance)
-                 obj.status = son_status::in_maintenance;
-              });
+         for(const auto& sidechain_vote_id : obj.sidechain_vote_ids ){
+            obj.total_votes[sidechain_vote_id.first] = local_vote_buffer_ref[sidechain_vote_id.second];
+         }
+         for(auto& status: obj.statuses)
+         {
+            if (status.second == son_status::request_maintenance)
+               status.second = son_status::in_maintenance;
+         }
+      });
    }
 
    // Update SON authority
@@ -733,21 +805,24 @@ void database::update_active_sons()
    {
       modify( get(gpo.parameters.son_account()), [&]( account_object& a )
       {
+         set<account_id_type> account_ids;
+         for(const auto& sidechain_sons : sons)
+         {
+            for( const son_object& son : sidechain_sons.second )
+            {
+               account_ids.emplace(son.son_account);
+            }
+         }
+
          if( head_block_time() < HARDFORK_533_TIME )
          {
-            map<account_id_type, uint64_t> weights;
             a.active.weight_threshold = 0;
             a.active.account_auths.clear();
 
-            for( const son_object& son : sons )
-            {
-               weights.emplace(son.son_account, uint64_t(1));
-            }
-
-            for( const auto& weight : weights )
+            for( const auto& account_id : account_ids )
             {
                // Ensure that everyone has at least one vote. Zero weights aren't allowed.
-               a.active.account_auths[weight.first] += 1;
+               a.active.account_auths[account_id] += 1;
                a.active.weight_threshold += 1;
             }
 
@@ -758,8 +833,10 @@ void database::update_active_sons()
          else
          {
             vote_counter vc;
-            for( const son_object& son : sons )
-               vc.add( son.son_account, UINT64_C(1) );
+            for( const auto& account_id : account_ids )
+            {
+               vc.add(account_id, UINT64_C(1));
+            }
             vc.finish_2_3( a.active );
          }
       } );
@@ -767,22 +844,36 @@ void database::update_active_sons()
 
 
    // Compare current and to-be lists of active sons
-   auto cur_active_sons = gpo.active_sons;
-   vector<son_info> new_active_sons;
+   const auto cur_active_sons = gpo.active_sons;
+   flat_map<sidechain_type, vector<son_info> > new_active_sons;
    const auto &acc = get(gpo.parameters.son_account());
-   for( const son_object& son : sons ) {
-      son_info swi;
-      swi.son_id = son.id;
-      swi.weight = acc.active.account_auths.at(son.son_account);
-      swi.signing_key = son.signing_key;
-      swi.sidechain_public_keys = son.sidechain_public_keys;
-      new_active_sons.push_back(swi);
+   for( const auto& sidechain_sons : sons ){
+      const auto& sidechain = sidechain_sons.first;
+      const auto& sons_array = sidechain_sons.second;
+
+      new_active_sons[sidechain].reserve(sons_array.size());
+      for( const son_object& son : sons_array ) {
+         son_info swi;
+         swi.son_id = son.id;
+         swi.weight = acc.active.account_auths.at(son.son_account);
+         swi.signing_key = son.signing_key;
+         swi.public_key = son.sidechain_public_keys.at(sidechain);
+         new_active_sons[sidechain].push_back(swi);
+      }
    }
 
    bool son_sets_equal = (cur_active_sons.size() == new_active_sons.size());
    if (son_sets_equal) {
-      for( size_t i = 0; i < cur_active_sons.size(); i++ ) {
-         son_sets_equal = son_sets_equal && cur_active_sons.at(i) == new_active_sons.at(i);
+      for( const auto& cur_active_sidechain_sons : cur_active_sons ){
+         const auto& sidechain = cur_active_sidechain_sons.first;
+         const auto& _cur_active_sidechain_sons = cur_active_sidechain_sons.second;
+
+         son_sets_equal = son_sets_equal && (_cur_active_sidechain_sons.size() == new_active_sons.at(sidechain).size());
+         if (son_sets_equal) {
+            for (size_t i = 0; i < _cur_active_sidechain_sons.size(); i++) {
+               son_sets_equal = son_sets_equal && (_cur_active_sidechain_sons.at(i) == new_active_sons.at(sidechain).at(i));
+            }
+         }
       }
    }
 
@@ -797,28 +888,37 @@ void database::update_active_sons()
    modify(gpo, [&]( global_property_object& gp ){
       gp.active_sons.clear();
       gp.active_sons.reserve(new_active_sons.size());
-      gp.active_sons.insert(gp.active_sons.end(), new_active_sons.begin(), new_active_sons.end());
-   });
+      for( const auto& new_active_sidechain_sons : new_active_sons ) {
+         const auto& sidechain = new_active_sidechain_sons.first;
+         const auto& _new_active_sidechain_sons = new_active_sidechain_sons.second;
 
-   const son_schedule_object& sso = son_schedule_id_type()(*this);
-   modify(sso, [&](son_schedule_object& _sso)
-   {
-      flat_set<son_id_type> active_sons;
-      active_sons.reserve(gpo.active_sons.size());
-      std::transform(gpo.active_sons.begin(), gpo.active_sons.end(),
-                     std::inserter(active_sons, active_sons.end()),
-                     [](const son_info& swi) {
-         return swi.son_id;
-      });
-      _sso.scheduler.update(active_sons);
-      // similar to witness, produce schedule for sons
-      if(cur_active_sons.size() == 0 && new_active_sons.size() > 0)
-      {
-         witness_scheduler_rng rng(_sso.rng_seed.begin(), GRAPHENE_NEAR_SCHEDULE_CTR_IV);
-         for( size_t i=0; i<new_active_sons.size(); ++i )
-            _sso.scheduler.produce_schedule(rng);
+         gp.active_sons[sidechain].reserve(_new_active_sidechain_sons.size());
+         gp.active_sons[sidechain].insert(gp.active_sons[sidechain].end(), _new_active_sidechain_sons.cbegin(), _new_active_sidechain_sons.cend());
       }
    });
+
+   for(const auto& active_sidechain_type : active_sidechain_types)
+   {
+      const son_schedule_object& sidechain_sso = son_schedule_id_type(get_son_schedule_id(active_sidechain_type))(*this);
+      modify(sidechain_sso, [&](son_schedule_object& _sso)
+      {
+         flat_set<son_id_type> active_sons;
+         active_sons.reserve(gpo.active_sons.at(active_sidechain_type).size());
+         std::transform(gpo.active_sons.at(active_sidechain_type).cbegin(), gpo.active_sons.at(active_sidechain_type).cend(),
+                        std::inserter(active_sons, active_sons.end()),
+                        [](const son_info& swi) {
+                           return swi.son_id;
+                        });
+         _sso.scheduler.update(active_sons);
+         // similar to witness, produce schedule for sons
+         if(cur_active_sons.at(active_sidechain_type).size() == 0 && new_active_sons.at(active_sidechain_type).size() > 0)
+         {
+            witness_scheduler_rng rng(_sso.rng_seed.begin(), GRAPHENE_NEAR_SCHEDULE_CTR_IV);
+            for( size_t i=0; i<new_active_sons.at(active_sidechain_type).size(); ++i )
+               _sso.scheduler.produce_schedule(rng);
+         }
+      });
+   }
 } FC_CAPTURE_AND_RETHROW() }
 
 void database::initialize_budget_record( fc::time_point_sec now, budget_record& rec )const
@@ -2097,7 +2197,9 @@ void database::perform_chain_maintenance(const signed_block& next_block, const g
          d._vote_tally_buffer.resize(props.next_available_vote_id);
          d._witness_count_histogram_buffer.resize(props.parameters.maximum_witness_count / 2 + 1);
          d._committee_count_histogram_buffer.resize(props.parameters.maximum_committee_count / 2 + 1);
-         d._son_count_histogram_buffer.resize(props.parameters.maximum_son_count() / 2 + 1);
+         for( auto& son_count_histogram_buffer : d._son_count_histogram_buffer ){
+            son_count_histogram_buffer.second.resize(props.parameters.maximum_son_count() / 2 + 1);
+         }
          d._total_voting_stake = 0;
 
          auto balance_type = vesting_balance_type::normal;
@@ -2197,17 +2299,21 @@ void database::perform_chain_maintenance(const signed_block& next_block, const g
                // same rationale as for witnesses
                d._committee_count_histogram_buffer[offset] += voting_stake;
             }
-            if( opinion_account.options.num_son() <= props.parameters.maximum_son_count() )
-            {
-               uint16_t offset = std::min(size_t(opinion_account.options.num_son()/2),
-                                          d._son_count_histogram_buffer.size() - 1);
-               // votes for a number greater than maximum_son_count
-               // are turned into votes for maximum_son_count.
-               //
-               // in particular, this takes care of the case where a
-               // member was voting for a high number, then the
-               // parameter was lowered.
-               d._son_count_histogram_buffer[offset] += voting_stake;
+            FC_ASSERT( opinion_account.options.extensions.value.num_son.valid() , "Invalid son number" );
+            for(const auto& num_sidechain_son : *opinion_account.options.extensions.value.num_son) {
+               const auto sidechain = num_sidechain_son.first;
+               const auto& num_son = num_sidechain_son.second;
+               if (num_son <= props.parameters.maximum_son_count()) {
+                  uint16_t offset = std::min(size_t(num_son / 2),
+                                             d._son_count_histogram_buffer.at(sidechain).size() - 1);
+                  // votes for a number greater than maximum_son_count
+                  // are turned into votes for maximum_son_count.
+                  //
+                  // in particular, this takes care of the case where a
+                  // member was voting for a high number, then the
+                  // parameter was lowered.
+                  d._son_count_histogram_buffer.at(sidechain)[offset] += voting_stake;
+               }
             }
 
             d._total_voting_stake += voting_stake;
@@ -2222,10 +2328,20 @@ void database::perform_chain_maintenance(const signed_block& next_block, const g
    private:
       vector<uint64_t>& target;
    };
+   struct clear_canary_map {
+      clear_canary_map(flat_map<sidechain_type, vector<uint64_t> >& target): target(target){}
+      ~clear_canary_map() {
+         for(auto& sidechain_target : target){
+            sidechain_target.second.clear();
+         }
+      }
+   private:
+      flat_map<sidechain_type, vector<uint64_t> >& target;
+   };
    clear_canary a(_witness_count_histogram_buffer),
                 b(_committee_count_histogram_buffer),
-                d(_son_count_histogram_buffer),
                 c(_vote_tally_buffer);
+   clear_canary_map d{_son_count_histogram_buffer};
 
    perform_son_tasks();
    update_top_n_authorities(*this);

libraries/chain/db_witness_schedule.cpp

@@ -74,21 +74,31 @@ witness_id_type database::get_scheduled_witness( uint32_t slot_num )const
    return wid;
 }
 
-son_id_type database::get_scheduled_son( uint32_t slot_num )const
+unsigned_int database::get_son_schedule_id( sidechain_type type )const
+{
+   static const map<sidechain_type, unsigned_int> schedule_map = {
+      { sidechain_type::hive, 0 },
+      { sidechain_type::bitcoin, 1 }
+   };
+
+   return schedule_map.at(type);
+}
+
+son_id_type database::get_scheduled_son( sidechain_type type, uint32_t slot_num )const
 {
    son_id_type sid;
    const global_property_object& gpo = get_global_properties();
    if (gpo.parameters.witness_schedule_algorithm == GRAPHENE_WITNESS_SHUFFLED_ALGORITHM)
    {
        const dynamic_global_property_object& dpo = get_dynamic_global_properties();
-       const son_schedule_object& sso = son_schedule_id_type()(*this);
+       const son_schedule_object& sso = son_schedule_id_type(get_son_schedule_id(type))(*this);
        uint64_t current_aslot = dpo.current_aslot + slot_num;
        return sso.current_shuffled_sons[ current_aslot % sso.current_shuffled_sons.size() ];
    }
    if (gpo.parameters.witness_schedule_algorithm == GRAPHENE_WITNESS_SCHEDULED_ALGORITHM &&
        slot_num != 0 )
    {
-       const son_schedule_object& sso = son_schedule_id_type()(*this);
+      const son_schedule_object& sso = son_schedule_id_type(get_son_schedule_id(type))(*this);
        // ask the near scheduler who goes in the given slot
        bool slot_is_near = sso.scheduler.get_slot(slot_num-1, sid);
        if(! slot_is_near)
@@ -191,36 +201,41 @@ void database::update_witness_schedule()
 
 void database::update_son_schedule()
 {
-   const son_schedule_object& sso = son_schedule_id_type()(*this);
    const global_property_object& gpo = get_global_properties();
 
-   if( head_block_num() % gpo.active_sons.size() == 0 )
+   for(const auto& active_sidechain_type : active_sidechain_types)
    {
-      modify( sso, [&]( son_schedule_object& _sso )
+      const son_schedule_object& sidechain_sso = get(son_schedule_id_type(get_son_schedule_id(active_sidechain_type)));
+      if( head_block_num() % gpo.active_sons.at(active_sidechain_type).size() == 0)
       {
-         _sso.current_shuffled_sons.clear();
-         _sso.current_shuffled_sons.reserve( gpo.active_sons.size() );
-
-         for( const son_info& w : gpo.active_sons )
-            _sso.current_shuffled_sons.push_back( w.son_id );
-
-         auto now_hi = uint64_t(head_block_time().sec_since_epoch()) << 32;
-         for( uint32_t i = 0; i < _sso.current_shuffled_sons.size(); ++i )
+         modify( sidechain_sso, [&]( son_schedule_object& _sso )
          {
-            /// High performance random generator
-            /// http://xorshift.di.unimi.it/
-            uint64_t k = now_hi + uint64_t(i)*2685821657736338717ULL;
-            k ^= (k >> 12);
-            k ^= (k << 25);
-            k ^= (k >> 27);
-            k *= 2685821657736338717ULL;
+            _sso.current_shuffled_sons.clear();
+            _sso.current_shuffled_sons.reserve( gpo.active_sons.at(active_sidechain_type).size() );
 
-            uint32_t jmax = _sso.current_shuffled_sons.size() - i;
-            uint32_t j = i + k%jmax;
-            std::swap( _sso.current_shuffled_sons[i],
-                       _sso.current_shuffled_sons[j] );
-         }
-      });
+            for ( const son_info &w : gpo.active_sons.at(active_sidechain_type) ) {
+                  _sso.current_shuffled_sons.push_back(w.son_id);
+            }
+
+            auto now_hi = uint64_t(head_block_time().sec_since_epoch()) << 32;
+
+            for (uint32_t i = 0; i < _sso.current_shuffled_sons.size(); ++i)
+            {
+               /// High performance random generator
+               /// http://xorshift.di.unimi.it/
+               uint64_t k = now_hi + uint64_t(i) * 2685821657736338717ULL;
+               k ^= (k >> 12);
+               k ^= (k << 25);
+               k ^= (k >> 27);
+               k *= 2685821657736338717ULL;
+
+               uint32_t jmax = _sso.current_shuffled_sons.size() - i;
+               uint32_t j = i + k % jmax;
+               std::swap(_sso.current_shuffled_sons[i],
+                         _sso.current_shuffled_sons[j]);
+            }
+         });
+      }
    }
 }
 
@@ -309,7 +324,15 @@ void database::update_son_schedule(const signed_block& next_block)
    auto start = fc::time_point::now();
    const global_property_object& gpo = get_global_properties();
    const son_schedule_object& sso = get(son_schedule_id_type());
-   uint32_t schedule_needs_filled = gpo.active_sons.size();
+   const flat_map<sidechain_type, uint32_t> schedule_needs_filled = [&gpo]()
+   {
+      flat_map<sidechain_type, uint32_t> schedule_needs_filled;
+      for(const auto& sidechain_active_sons : gpo.active_sons)
+      {
+         schedule_needs_filled[sidechain_active_sons.first] = sidechain_active_sons.second.size();
+      }
+      return schedule_needs_filled;
+   }();
    uint32_t schedule_slot = get_slot_at_time(next_block.timestamp);
 
    // We shouldn't be able to generate _pending_block with timestamp
@@ -319,48 +342,52 @@ void database::update_son_schedule(const signed_block& next_block)
 
    assert( schedule_slot > 0 );
 
-   son_id_type first_son;
-   bool slot_is_near = sso.scheduler.get_slot( schedule_slot-1, first_son );
-
-   son_id_type son;
-
    const dynamic_global_property_object& dpo = get_dynamic_global_properties();
 
    assert( dpo.random.data_size() == witness_scheduler_rng::seed_length );
    assert( witness_scheduler_rng::seed_length == sso.rng_seed.size() );
 
-   modify(sso, [&](son_schedule_object& _sso)
+   for(const auto& active_sidechain_type : active_sidechain_types)
    {
-      _sso.slots_since_genesis += schedule_slot;
-      witness_scheduler_rng rng(sso.rng_seed.data, _sso.slots_since_genesis);
+      const son_schedule_object& sidechain_sso = get(son_schedule_id_type(get_son_schedule_id(active_sidechain_type)));
+      son_id_type first_son;
+      bool slot_is_near = sidechain_sso.scheduler.get_slot( schedule_slot-1, first_son );
+      son_id_type son_id;
 
-      _sso.scheduler._min_token_count = std::max(int(gpo.active_sons.size()) / 2, 1);
+      modify(sidechain_sso, [&](son_schedule_object& _sso)
+      {
+       _sso.slots_since_genesis += schedule_slot;
+       witness_scheduler_rng rng(_sso.rng_seed.data, _sso.slots_since_genesis);
+
+       _sso.scheduler._min_token_count = std::max(int(gpo.active_sons.at(active_sidechain_type).size()) / 2, 1);
+
+       if( slot_is_near )
+       {
+          uint32_t drain = schedule_slot;
+          while( drain > 0 )
+          {
+             if( _sso.scheduler.size() == 0 )
+                break;
+             _sso.scheduler.consume_schedule();
+             --drain;
+          }
+       }
+       else
+       {
+          _sso.scheduler.reset_schedule( first_son );
+       }
+       while( !_sso.scheduler.get_slot(schedule_needs_filled.at(active_sidechain_type), son_id) )
+       {
+          if( _sso.scheduler.produce_schedule(rng) & emit_turn )
+             memcpy(_sso.rng_seed.begin(), dpo.random.data(), dpo.random.data_size());
+       }
+       _sso.last_scheduling_block = next_block.block_num();
+       _sso.recent_slots_filled = (
+                                        (_sso.recent_slots_filled << 1)
+                                        + 1) << (schedule_slot - 1);
+      });
+   }
 
-      if( slot_is_near )
-      {
-         uint32_t drain = schedule_slot;
-         while( drain > 0 )
-         {
-            if( _sso.scheduler.size() == 0 )
-               break;
-            _sso.scheduler.consume_schedule();
-            --drain;
-         }
-      }
-      else
-      {
-         _sso.scheduler.reset_schedule( first_son );
-      }
-      while( !_sso.scheduler.get_slot(schedule_needs_filled, son) )
-      {
-         if( _sso.scheduler.produce_schedule(rng) & emit_turn )
-            memcpy(_sso.rng_seed.begin(), dpo.random.data(), dpo.random.data_size());
-      }
-      _sso.last_scheduling_block = next_block.block_num();
-      _sso.recent_slots_filled = (
-           (_sso.recent_slots_filled << 1)
-           + 1) << (schedule_slot - 1);
-   });
    auto end = fc::time_point::now();
    static uint64_t total_time = 0;
    static uint64_t calls = 0;

libraries/chain/include/graphene/chain/database.hpp

@@ -245,7 +245,16 @@ namespace graphene { namespace chain {
          witness_id_type get_scheduled_witness(uint32_t slot_num)const;
 
          /**
-          * @brief Get the son scheduled for block production in a slot.
+          * @brief Get son schedule id for the given sidechain_type.
+          *
+          * type sidechain_type we getting schedule.
+          *
+          * returns Id of the schedule object.
+          */
+         unsigned_int get_son_schedule_id(sidechain_type type)const;
+
+         /**
+          * @brief Get the bitcoin or hive son scheduled for block production in a slot.
           *
           * slot_num always corresponds to a time in the future.
           *
@@ -258,7 +267,7 @@ namespace graphene { namespace chain {
           *
           * Passing slot_num == 0 returns GRAPHENE_NULL_WITNESS
           */
-         son_id_type get_scheduled_son(uint32_t slot_num)const;
+         son_id_type get_scheduled_son(sidechain_type type, uint32_t slot_num)const;
 
          /**
           * Get the time at which the given slot occurs.
@@ -313,7 +322,7 @@ namespace graphene { namespace chain {
          fc::optional<operation>                create_son_deregister_proposal( son_id_type son_id, account_id_type paying_son );
          signed_transaction                     create_signed_transaction( const fc::ecc::private_key& signing_private_key, const operation& op );
          bool                                   is_son_dereg_valid( son_id_type son_id );
-         bool                                   is_son_active( son_id_type son_id );
+         bool                                   is_son_active( sidechain_type type, son_id_type son_id );
          bool                                   is_asset_creation_allowed(const string& symbol);
 
          time_point_sec   head_block_time()const;
@@ -517,6 +526,9 @@ namespace graphene { namespace chain {
          template<class Index>
          vector<std::reference_wrapper<const typename Index::object_type>> sort_votable_objects(size_t count)const;
 
+         template<class Index>
+         vector<std::reference_wrapper<const typename Index::object_type>> sort_votable_objects(sidechain_type sidechain, size_t count)const;
+
          //////////////////// db_block.cpp ////////////////////
 
        public:
@@ -571,13 +583,14 @@ namespace graphene { namespace chain {
          void perform_chain_maintenance(const signed_block& next_block, const global_property_object& global_props);
          void update_active_witnesses();
          void update_active_committee_members();
-         void update_son_metrics( const vector<son_info>& curr_active_sons );
+         void update_son_metrics( const flat_map<sidechain_type, vector<son_info> >& curr_active_sons );
          void update_active_sons();
          void remove_son_proposal( const proposal_object& proposal );
          void remove_inactive_son_down_proposals( const vector<son_id_type>& son_ids_to_remove );
          void remove_inactive_son_proposals( const vector<son_id_type>& son_ids_to_remove );
-         void update_son_statuses( const vector<son_info>& cur_active_sons, const vector<son_info>& new_active_sons );
-         void update_son_wallet( const vector<son_info>& new_active_sons );
+         void update_son_statuses( const flat_map<sidechain_type, vector<son_info> >& curr_active_sons,
+                                   const flat_map<sidechain_type, vector<son_info> >& new_active_sons );
+         void update_son_wallet( const flat_map<sidechain_type, vector<son_info> >& new_active_sons );
          void update_worker_votes();
 
          public:
@@ -616,11 +629,17 @@ namespace graphene { namespace chain {
          uint16_t                          _current_op_in_trx    = 0;
          uint32_t                          _current_virtual_op   = 0;
 
-         vector<uint64_t>                  _vote_tally_buffer;
-         vector<uint64_t>                  _witness_count_histogram_buffer;
-         vector<uint64_t>                  _committee_count_histogram_buffer;
-         vector<uint64_t>                  _son_count_histogram_buffer;
-         uint64_t                          _total_voting_stake;
+         vector<uint64_t>                             _vote_tally_buffer;
+         vector<uint64_t>                             _witness_count_histogram_buffer;
+         vector<uint64_t>                             _committee_count_histogram_buffer;
+         flat_map<sidechain_type, vector<uint64_t> >  _son_count_histogram_buffer = []{
+            flat_map<sidechain_type, vector<uint64_t> >  son_count_histogram_buffer;
+            for(const auto& active_sidechain_type : active_sidechain_types){
+               son_count_histogram_buffer[active_sidechain_type] = vector<uint64_t>{};
+            }
+            return son_count_histogram_buffer;
+         }();
+         uint64_t                                     _total_voting_stake;
 
          flat_map<uint32_t,block_id_type>  _checkpoints;
 

libraries/chain/include/graphene/chain/global_property_object.hpp

@@ -49,10 +49,18 @@ namespace graphene { namespace chain {
          chain_parameters           parameters;
          optional<chain_parameters> pending_parameters;
 
-         uint32_t                           next_available_vote_id = 0;
-         vector<committee_member_id_type>   active_committee_members; // updated once per maintenance interval
-         flat_set<witness_id_type>          active_witnesses; // updated once per maintenance interval
-         vector<son_info>                   active_sons; // updated once per maintenance interval
+         uint32_t                                     next_available_vote_id = 0;
+         vector<committee_member_id_type>             active_committee_members;  // updated once per maintenance interval
+         flat_set<witness_id_type>                    active_witnesses;          // updated once per maintenance interval
+         flat_map<sidechain_type, vector<son_info> >  active_sons = []()         // updated once per maintenance interval
+         {
+            flat_map<sidechain_type, vector<son_info> > active_sons;
+            for(const auto& active_sidechain_type : active_sidechain_types)
+            {
+               active_sons[active_sidechain_type] = vector<son_info>();
+            }
+            return active_sons;
+         }();
          // n.b. witness scheduling is done by witness_schedule object
    };
 

libraries/chain/include/graphene/chain/protocol/account.hpp

@@ -28,6 +28,7 @@
 #include <graphene/chain/protocol/special_authority.hpp>
 #include <graphene/chain/protocol/types.hpp>
 #include <graphene/chain/protocol/vote.hpp>
+#include <graphene/chain/sidechain_defs.hpp>
 
 namespace graphene { namespace chain {
 
@@ -39,7 +40,15 @@ namespace graphene { namespace chain {
    {
       struct ext
       {
-         optional< uint16_t > num_son = 0;
+         /// The number of active son members this account votes the blockchain should appoint
+         /// Must not exceed the actual number of son members voted for in @ref votes
+         optional< flat_map<sidechain_type, uint16_t> > num_son = []{
+            flat_map<sidechain_type, uint16_t> num_son;
+            for(const auto& active_sidechain_type : active_sidechain_types){
+               num_son[active_sidechain_type] = 0;
+            }
+            return num_son;
+         }();
       };
 
       /// The memo key is the key this account will typically use to encrypt/sign transaction memos and other non-
@@ -57,14 +66,11 @@ namespace graphene { namespace chain {
       /// The number of active committee members this account votes the blockchain should appoint
       /// Must not exceed the actual number of committee members voted for in @ref votes
       uint16_t num_committee = 0;
-      /// The number of active son members this account votes the blockchain should appoint
-      /// Must not exceed the actual number of son members voted for in @ref votes
-      uint16_t num_son() const { return extensions.value.num_son.valid() ? *extensions.value.num_son : 0; }
       /// This is the list of vote IDs this account votes for. The weight of these votes is determined by this
       /// account's balance of core asset.
       flat_set<vote_id_type> votes;
       extension< ext > extensions;
-      
+
       /// Whether this account is voting
       inline bool is_voting() const
       {
@@ -249,7 +255,7 @@ namespace graphene { namespace chain {
     */
    struct account_upgrade_operation : public base_operation
    {
-      struct fee_parameters_type { 
+      struct fee_parameters_type {
          uint64_t membership_annual_fee   =  2000 * GRAPHENE_BLOCKCHAIN_PRECISION;
          uint64_t membership_lifetime_fee = 10000 * GRAPHENE_BLOCKCHAIN_PRECISION; ///< the cost to upgrade to a lifetime member
       };
@@ -294,7 +300,7 @@ namespace graphene { namespace chain {
 
 } } // graphene::chain
 
-FC_REFLECT(graphene::chain::account_options::ext, (num_son) )
+FC_REFLECT(graphene::chain::account_options::ext, (num_son))
 FC_REFLECT(graphene::chain::account_options, (memo_key)(voting_account)(num_witness)(num_committee)(votes)(extensions))
 // FC_REFLECT_TYPENAME( graphene::chain::account_whitelist_operation::account_listing)
 FC_REFLECT_ENUM( graphene::chain::account_whitelist_operation::account_listing,

libraries/chain/include/graphene/chain/protocol/son_wallet.hpp

@@ -11,7 +11,7 @@ namespace graphene { namespace chain {
         asset fee;
         account_id_type payer;
 
-        vector<son_info> sons;
+        flat_map<sidechain_type, vector<son_info> > sons;
 
         account_id_type fee_payer()const { return payer; }
         share_type      calculate_fee(const fee_parameters_type& k)const { return 0; }

libraries/chain/include/graphene/chain/protocol/vote.hpp

@@ -59,7 +59,8 @@ struct vote_id_type
       committee,
       witness,
       worker,
-      son,
+      son_bitcoin,
+      son_hive,
       VOTE_TYPE_COUNT
    };
 
@@ -144,7 +145,7 @@ void from_variant( const fc::variant& var, graphene::chain::vote_id_type& vo, ui
 
 FC_REFLECT_TYPENAME( fc::flat_set<graphene::chain::vote_id_type> )
 
-FC_REFLECT_ENUM( graphene::chain::vote_id_type::vote_type, (witness)(committee)(worker)(son)(VOTE_TYPE_COUNT) )
+FC_REFLECT_ENUM( graphene::chain::vote_id_type::vote_type, (witness)(committee)(worker)(son_bitcoin)(son_hive)(VOTE_TYPE_COUNT) )
 FC_REFLECT( graphene::chain::vote_id_type, (content) )
 
 GRAPHENE_EXTERNAL_SERIALIZATION( extern, graphene::chain::vote_id_type )

libraries/chain/include/graphene/chain/sidechain_address_object.hpp

@@ -31,7 +31,7 @@ namespace graphene { namespace chain {
          time_point_sec expires;
 
          sidechain_address_object() :
-            sidechain(sidechain_type::bitcoin),
+            sidechain(sidechain_type::bitcoin), //! FIXME - bitcoin ???
             deposit_public_key(""),
             deposit_address(""),
             withdraw_public_key(""),

libraries/chain/include/graphene/chain/sidechain_defs.hpp

@@ -1,5 +1,6 @@
 #pragma once
 
+#include <set>
 #include <fc/reflect/reflect.hpp>
 
 namespace graphene { namespace chain {
@@ -13,12 +14,14 @@ enum class sidechain_type {
    hive
 };
 
+static const std::set<sidechain_type> active_sidechain_types = {sidechain_type::bitcoin, sidechain_type::hive};
+
 } }
 
 FC_REFLECT_ENUM(graphene::chain::sidechain_type,
-        (unknown)
-        (bitcoin)
-        (ethereum)
-        (eos)
-        (hive)
-        (peerplays) )
+   (unknown)
+   (bitcoin)
+   (ethereum)
+   (eos)
+   (hive)
+   (peerplays) )

libraries/chain/include/graphene/chain/son_info.hpp

@@ -14,26 +14,15 @@ namespace graphene { namespace chain {
       son_id_type son_id;
       weight_type weight = 0;
       public_key_type signing_key;
-      flat_map<sidechain_type, string> sidechain_public_keys;
+      string public_key;
 
-      bool operator==(const son_info& rhs) {
+      bool operator==(const son_info& rhs) const {
          bool son_sets_equal =
                (son_id == rhs.son_id) &&
                (weight == rhs.weight) &&
                (signing_key == rhs.signing_key) &&
-               (sidechain_public_keys.size() == rhs.sidechain_public_keys.size());
+               (public_key == rhs.public_key);
 
-         if (son_sets_equal) {
-            bool sidechain_public_keys_equal = true;
-            for (size_t i = 0; i < sidechain_public_keys.size(); i++) {
-                const auto lhs_scpk = sidechain_public_keys.nth(i);
-                const auto rhs_scpk = rhs.sidechain_public_keys.nth(i);
-                sidechain_public_keys_equal = sidechain_public_keys_equal &&
-                        (lhs_scpk->first == rhs_scpk->first) &&
-                        (lhs_scpk->second == rhs_scpk->second);
-            }
-            son_sets_equal = son_sets_equal && sidechain_public_keys_equal;
-         }
          return son_sets_equal;
       }
    };
@@ -44,4 +33,4 @@ FC_REFLECT( graphene::chain::son_info,
       (son_id)
       (weight)
       (signing_key)
-      (sidechain_public_keys) )
+      (public_key) )

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

@@ -35,15 +35,15 @@ namespace graphene { namespace chain {
          // Transactions signed since the last son payouts
          flat_map<sidechain_type, uint64_t> txs_signed;
          // Total Voted Active time i.e. duration selected as part of voted active SONs
-         uint64_t total_voted_time = 0;
+         flat_map<sidechain_type, uint64_t> total_voted_time;
          // Total Downtime barring the current down time in seconds, used for stats to present to user
-         uint64_t total_downtime = 0;
+         flat_map<sidechain_type, uint64_t> total_downtime;
          // Current Interval Downtime since last maintenance
-         uint64_t current_interval_downtime = 0;
+         flat_map<sidechain_type, uint64_t> current_interval_downtime;
          // Down timestamp, if son status is in_maintenance use this
-         fc::time_point_sec last_down_timestamp;
+         flat_map<sidechain_type, fc::time_point_sec> last_down_timestamp;
          // Last Active heartbeat timestamp
-         fc::time_point_sec last_active_timestamp;
+         flat_map<sidechain_type, fc::time_point_sec> last_active_timestamp;
          // Deregistered Timestamp
          fc::time_point_sec deregistered_timestamp;
          // Total sidechain transactions reported by SON network while SON was active
@@ -64,23 +64,36 @@ namespace graphene { namespace chain {
          static const uint8_t type_id  = son_object_type;
 
          account_id_type son_account;
-         vote_id_type vote_id;
-         uint64_t total_votes = 0;
+         flat_map<sidechain_type, vote_id_type> sidechain_vote_ids;
+         flat_map<sidechain_type, uint64_t> total_votes;
          string url;
          vesting_balance_id_type deposit;
          public_key_type signing_key;
          vesting_balance_id_type pay_vb;
          son_statistics_id_type statistics;
-         son_status status = son_status::inactive;
+         flat_map<sidechain_type, son_status> statuses = []()
+         {
+            flat_map<sidechain_type, son_status> statuses;
+            for(const auto& active_sidechain_type : active_sidechain_types)
+            {
+               statuses[active_sidechain_type] = son_status::inactive;
+            }
+            return statuses;
+         }();
          flat_map<sidechain_type, string> sidechain_public_keys;
 
          void pay_son_fee(share_type pay, database& db);
          bool has_valid_config()const;
          bool has_valid_config(time_point_sec head_block_time)const;
+
+         inline vote_id_type get_sidechain_vote_id(sidechain_type sidechain) const { return sidechain_vote_ids.at(sidechain); }
+         inline vote_id_type get_bitcoin_vote_id() const { return get_sidechain_vote_id(sidechain_type::bitcoin); }
+         inline vote_id_type get_hive_vote_id() const { return get_sidechain_vote_id(sidechain_type::hive); }
    };
 
    struct by_account;
-   struct by_vote_id;
+   struct by_vote_id_bitcoin;
+   struct by_vote_id_hive;
    using son_multi_index_type = multi_index_container<
       son_object,
       indexed_by<
@@ -90,8 +103,11 @@ namespace graphene { namespace chain {
          ordered_unique< tag<by_account>,
             member<son_object, account_id_type, &son_object::son_account>
          >,
-         ordered_unique< tag<by_vote_id>,
-            member<son_object, vote_id_type, &son_object::vote_id>
+         ordered_unique< tag<by_vote_id_bitcoin>,
+            const_mem_fun<son_object, vote_id_type, &son_object::get_bitcoin_vote_id>
+         >,
+         ordered_unique< tag<by_vote_id_hive>,
+            const_mem_fun<son_object, vote_id_type, &son_object::get_hive_vote_id>
          >
       >
    >;
@@ -117,14 +133,14 @@ FC_REFLECT_ENUM(graphene::chain::son_status, (inactive)(active)(request_maintena
 
 FC_REFLECT_DERIVED( graphene::chain::son_object, (graphene::db::object),
                     (son_account)
-                    (vote_id)
+                    (sidechain_vote_ids)
                     (total_votes)
                     (url)
                     (deposit)
                     (signing_key)
                     (pay_vb)
                     (statistics)
-                    (status)
+                    (statuses)
                     (sidechain_public_keys)
                   )
 

libraries/chain/include/graphene/chain/son_wallet_object.hpp

@@ -21,7 +21,7 @@ namespace graphene { namespace chain {
          time_point_sec expires;
 
          flat_map<sidechain_type, string> addresses;
-         vector<son_info> sons;
+         flat_map<sidechain_type, vector<son_info> > sons;
    };
 
    struct by_valid_from;

libraries/chain/include/graphene/chain/voters_info.hpp

@@ -19,11 +19,11 @@ namespace graphene { namespace chain {
        * @ingroup object
     */
    struct voters_info {
-      optional<voters_info_object>           voters_for_committee_member;
-      optional<voters_info_object>           voters_for_witness;
-      optional<vector<voters_info_object> >  voters_for_workers;
-      optional<vector<voters_info_object> >  voters_against_workers;
-      optional<voters_info_object>           voters_for_son;
+      optional<voters_info_object>                             voters_for_committee_member;
+      optional<voters_info_object>                             voters_for_witness;
+      optional<vector<voters_info_object> >                    voters_for_workers;
+      optional<vector<voters_info_object> >                    voters_against_workers;
+      optional<flat_map<sidechain_type, voters_info_object> >  voters_for_son;
    };
 
 } } // graphene::chain
@@ -37,4 +37,4 @@ FC_REFLECT( graphene::chain::voters_info,
    (voters_for_witness)
    (voters_for_workers)
    (voters_against_workers)
-   (voters_for_son) )
+   (voters_for_son))

libraries/chain/include/graphene/chain/votes_info.hpp

@@ -19,11 +19,11 @@ namespace graphene { namespace chain {
        * @ingroup object
     */
    struct votes_info {
-      optional< vector< votes_info_object > > votes_for_committee_members;
-      optional< vector< votes_info_object > > votes_for_witnesses;
-      optional< vector< votes_info_object > > votes_for_workers;
-      optional< vector< votes_info_object > > votes_against_workers;
-      optional< vector< votes_info_object > > votes_for_sons;
+      optional< vector< votes_info_object > >                              votes_for_committee_members;
+      optional< vector< votes_info_object > >                              votes_for_witnesses;
+      optional< vector< votes_info_object > >                              votes_for_workers;
+      optional< vector< votes_info_object > >                              votes_against_workers;
+      optional< flat_map<sidechain_type, vector< votes_info_object > > >   votes_for_sons;
    };
 
 } } // graphene::chain
@@ -37,4 +37,4 @@ FC_REFLECT( graphene::chain::votes_info,
    (votes_for_witnesses)
    (votes_for_workers)
    (votes_against_workers)
-   (votes_for_sons) )
+   (votes_for_sons))

libraries/chain/include/graphene/chain/witness_schedule_object.hpp

@@ -96,7 +96,7 @@ class son_schedule_object : public graphene::db::abstract_object<son_schedule_ob
       static const uint8_t space_id = implementation_ids;
       static const uint8_t type_id = impl_son_schedule_object_type;
 
-      vector< son_id_type > current_shuffled_sons;
+      vector<son_id_type > current_shuffled_sons;
 
       son_scheduler scheduler;
       uint32_t last_scheduling_block;

libraries/chain/include/graphene/chain/witness_scheduler.hpp

@@ -162,8 +162,12 @@ class generic_witness_scheduler
          _schedule.pop_front();
 
          auto it = _lame_duck.find( result );
-         if( it != _lame_duck.end() )
-            _lame_duck.erase( it );
+         if( it != _lame_duck.end() ) {
+            set< WitnessID > removal_set;
+            removal_set.insert(*it);
+            remove_all( removal_set );
+            _lame_duck.erase(it);
+         }
          if( debug ) check_invariant();
          return result;
       }
@@ -389,7 +393,7 @@ class generic_witness_scheduler
       // scheduled
       std::deque < WitnessID > _schedule;
 
-      // in _schedule, but not to be replaced
+      // in _schedule, but must be removed
       set< WitnessID > _lame_duck;
 };
 

libraries/chain/protocol/account.cpp

@@ -174,22 +174,27 @@ void account_options::validate() const
 {
    auto needed_witnesses = num_witness;
    auto needed_committee = num_committee;
-   auto needed_sons = num_son();
+   FC_ASSERT( extensions.value.num_son.valid() , "Invalid son number" );
+   flat_map<sidechain_type, uint16_t> needed_sons = *extensions.value.num_son;
 
    for( vote_id_type id : votes )
       if( id.type() == vote_id_type::witness && needed_witnesses )
          --needed_witnesses;
       else if ( id.type() == vote_id_type::committee && needed_committee )
          --needed_committee;
-      else if ( id.type() == vote_id_type::son && needed_sons )
-         --needed_sons;
+      else if ( id.type() == vote_id_type::son_bitcoin && needed_sons[sidechain_type::bitcoin] )
+         --needed_sons[sidechain_type::bitcoin];
+      else if ( id.type() == vote_id_type::son_hive && needed_sons[sidechain_type::hive] )
+         --needed_sons[sidechain_type::hive];
 
    FC_ASSERT( needed_witnesses == 0,
               "May not specify fewer witnesses than the number voted for.");
    FC_ASSERT( needed_committee == 0,
               "May not specify fewer committee members than the number voted for.");
-   FC_ASSERT( needed_sons == 0,
-              "May not specify fewer SONs than the number voted for.");
+   FC_ASSERT( needed_sons[sidechain_type::bitcoin] == 0,
+              "May not specify fewer Bitcoin SONs than the number voted for.");
+   FC_ASSERT( needed_sons[sidechain_type::hive] == 0,
+              "May not specify fewer Hive SONs than the number voted for.");
 }
 
 void affiliate_reward_distribution::validate() const

libraries/chain/sidechain_address_evaluator.cpp

@@ -47,7 +47,7 @@ void_result update_sidechain_address_evaluator::do_evaluate(const sidechain_addr
 { try {
     const auto& sidx = db().get_index_type<son_index>().indices().get<by_account>();
     const auto& son_obj = sidx.find(op.payer);
-    FC_ASSERT( son_obj != sidx.end() && db().is_son_active(son_obj->id), "Non active SON trying to update deposit address object" );
+    FC_ASSERT( son_obj != sidx.end() && db().is_son_active(op.sidechain, son_obj->id), "Non active SON trying to update deposit address object" );
     const auto& sdpke_idx = db().get_index_type<sidechain_address_index>().indices().get<by_sidechain_and_deposit_public_key_and_expires>();
     FC_ASSERT( op.deposit_address.valid() && op.deposit_public_key.valid() && op.deposit_address_data.valid(), "Update operation by SON is not valid");
     FC_ASSERT( (*op.deposit_address).length() > 0 && (*op.deposit_public_key).length() > 0 && (*op.deposit_address_data).length() > 0, "SON should create a valid deposit address with valid deposit public key");

libraries/chain/son_evaluator.cpp

@@ -38,14 +38,17 @@ void_result create_son_evaluator::do_evaluate(const son_create_operation& op)
 
 object_id_type create_son_evaluator::do_apply(const son_create_operation& op)
 { try {
-    vote_id_type vote_id;
-    db().modify(db().get_global_properties(), [&vote_id](global_property_object& p) {
-        vote_id = get_next_vote_id(p, vote_id_type::son);
+    vote_id_type vote_id_bitcoin;
+    vote_id_type vote_id_hive;
+    db().modify(db().get_global_properties(), [&vote_id_bitcoin, &vote_id_hive](global_property_object& p) {
+        vote_id_bitcoin = get_next_vote_id(p, vote_id_type::son_bitcoin);
+        vote_id_hive = get_next_vote_id(p, vote_id_type::son_hive);
     });
 
     const auto& new_son_object = db().create<son_object>( [&]( son_object& obj ){
         obj.son_account = op.owner_account;
-        obj.vote_id = vote_id;
+        obj.sidechain_vote_ids[sidechain_type::bitcoin] = vote_id_bitcoin;
+        obj.sidechain_vote_ids[sidechain_type::hive] = vote_id_hive;
         obj.url = op.url;
         obj.deposit = op.deposit;
         obj.signing_key = op.signing_key;
@@ -94,7 +97,8 @@ object_id_type update_son_evaluator::do_apply(const son_update_operation& op)
            if(op.new_signing_key.valid()) so.signing_key = *op.new_signing_key;
            if(op.new_sidechain_public_keys.valid()) so.sidechain_public_keys = *op.new_sidechain_public_keys;
            if(op.new_pay_vb.valid()) so.pay_vb = *op.new_pay_vb;
-           if(so.status == son_status::deregistered) so.status = son_status::inactive;
+           for(auto& status : so.statuses)
+            if(status.second == son_status::deregistered) status.second = son_status::inactive;
        });
    }
    return op.son_id;
@@ -127,7 +131,8 @@ void_result deregister_son_evaluator::do_apply(const son_deregister_operation& o
        });
 
        db().modify(*son, [&op](son_object &so) {
-          so.status = son_status::deregistered;
+          for(auto& status : so.statuses)
+            status.second = son_status::deregistered;
        });
 
        auto stats_obj = ss_idx.find(son->statistics);
@@ -144,18 +149,28 @@ void_result son_heartbeat_evaluator::do_evaluate(const son_heartbeat_operation&
 { try {
     FC_ASSERT(db().head_block_time() >= HARDFORK_SON_TIME, "Not allowed until SON HARDFORK"); // can be removed after HF date pass
     const auto& idx = db().get_index_type<son_index>().indices().get<by_id>();
-    auto itr = idx.find(op.son_id);
+    const auto itr = idx.find(op.son_id);
     FC_ASSERT( itr != idx.end() );
     FC_ASSERT(itr->son_account == op.owner_account);
     auto stats = itr->statistics( db() );
     // Inactive SONs need not send heartbeats
-    FC_ASSERT((itr->status == son_status::active) || (itr->status == son_status::in_maintenance) || (itr->status == son_status::request_maintenance), "Inactive SONs need not send heartbeats");
+    bool status_need_to_send_heartbeats = false;
+    for(const auto& status : itr->statuses)
+    {
+       if( (status.second == son_status::active) || (status.second == son_status::in_maintenance) || (status.second == son_status::request_maintenance) )
+          status_need_to_send_heartbeats = true;
+    }
+    FC_ASSERT(status_need_to_send_heartbeats, "Inactive SONs need not send heartbeats");
     // Account for network delays
     fc::time_point_sec min_ts = db().head_block_time() - fc::seconds(5 * db().block_interval());
     // Account for server ntp sync difference
     fc::time_point_sec max_ts = db().head_block_time() + fc::seconds(5 * db().block_interval());
-    FC_ASSERT(op.ts > stats.last_active_timestamp, "Heartbeat sent without waiting minimum time");
-    FC_ASSERT(op.ts > stats.last_down_timestamp, "Heartbeat sent is invalid can't be <= last down timestamp");
+    for(const auto& active_sidechain_type : active_sidechain_types) {
+      if(stats.last_active_timestamp.contains(active_sidechain_type))
+         FC_ASSERT(op.ts > stats.last_active_timestamp.at(active_sidechain_type), "Heartbeat sent for sidechain = ${sidechain} without waiting minimum time", ("sidechain", active_sidechain_type));
+      if(stats.last_down_timestamp.contains(active_sidechain_type))
+         FC_ASSERT(op.ts > stats.last_down_timestamp.at(active_sidechain_type), "Heartbeat sent for sidechain = ${sidechain} is invalid can't be <= last down timestamp", ("sidechain", active_sidechain_type));
+    }
     FC_ASSERT(op.ts >= min_ts, "Heartbeat ts is behind the min threshold");
     FC_ASSERT(op.ts <= max_ts, "Heartbeat ts is above the max threshold");
     return void_result();
@@ -164,44 +179,48 @@ void_result son_heartbeat_evaluator::do_evaluate(const son_heartbeat_operation&
 object_id_type son_heartbeat_evaluator::do_apply(const son_heartbeat_operation& op)
 { try {
     const auto& idx = db().get_index_type<son_index>().indices().get<by_id>();
-    auto itr = idx.find(op.son_id);
+    const auto itr = idx.find(op.son_id);
     if(itr != idx.end())
     {
         const global_property_object& gpo = db().get_global_properties();
-        vector<son_id_type> active_son_ids;
-        active_son_ids.reserve(gpo.active_sons.size());
-        std::transform(gpo.active_sons.begin(), gpo.active_sons.end(),
-                        std::inserter(active_son_ids, active_son_ids.end()),
-                        [](const son_info& swi) {
-            return swi.son_id;
-        });
 
-        auto it_son = std::find(active_son_ids.begin(), active_son_ids.end(), op.son_id);
-        bool is_son_active = true;
+        for(const auto& active_sidechain_sons : gpo.active_sons) {
+           const auto& sidechain = active_sidechain_sons.first;
+           const auto& active_sons = active_sidechain_sons.second;
 
-        if(it_son == active_son_ids.end()) {
-            is_son_active = false;
-        }
+           vector<son_id_type> active_son_ids;
+           active_son_ids.reserve(active_sons.size());
+           std::transform(active_sons.cbegin(), active_sons.cend(),
+                          std::inserter(active_son_ids, active_son_ids.end()),
+                          [](const son_info &swi) {
+                             return swi.son_id;
+                          });
 
-        if(itr->status == son_status::in_maintenance) {
-            db().modify( itr->statistics( db() ), [&]( son_statistics_object& sso )
-            {
-                sso.current_interval_downtime += op.ts.sec_since_epoch() - sso.last_down_timestamp.sec_since_epoch();
-                sso.last_active_timestamp = op.ts;
-            } );
+           const auto it_son = std::find(active_son_ids.begin(), active_son_ids.end(), op.son_id);
+           bool is_son_active = true;
 
-            db().modify(*itr, [&is_son_active](son_object &so) {
-                if(is_son_active) {
-                    so.status = son_status::active;
-                } else {
-                    so.status = son_status::inactive;
-                }
-            });
-        } else if ((itr->status == son_status::active) || (itr->status == son_status::request_maintenance)) {
-            db().modify( itr->statistics( db() ), [&]( son_statistics_object& sso )
-            {
-                sso.last_active_timestamp = op.ts;
-            } );
+           if (it_son == active_son_ids.end()) {
+              is_son_active = false;
+           }
+
+           if (itr->statuses.at(sidechain) == son_status::in_maintenance) {
+              db().modify(itr->statistics(db()), [&](son_statistics_object &sso) {
+                 sso.current_interval_downtime[sidechain] += op.ts.sec_since_epoch() - sso.last_down_timestamp.at(sidechain).sec_since_epoch();
+                 sso.last_active_timestamp[sidechain] = op.ts;
+              });
+
+              db().modify(*itr, [&is_son_active, &sidechain](son_object &so) {
+                 if (is_son_active) {
+                    so.statuses[sidechain] = son_status::active;
+                 } else {
+                    so.statuses[sidechain] = son_status::inactive;
+                 }
+              });
+           } else if ((itr->statuses.at(sidechain) == son_status::active) || (itr->statuses.at(sidechain) == son_status::request_maintenance)) {
+              db().modify(itr->statistics(db()), [&](son_statistics_object &sso) {
+                 sso.last_active_timestamp[sidechain] = op.ts;
+              });
+           }
         }
     }
     return op.son_id;
@@ -213,29 +232,40 @@ void_result son_report_down_evaluator::do_evaluate(const son_report_down_operati
     FC_ASSERT(op.payer == db().get_global_properties().parameters.son_account(), "SON paying account must be set as payer.");
     const auto& idx = db().get_index_type<son_index>().indices().get<by_id>();
     FC_ASSERT( idx.find(op.son_id) != idx.end() );
-    auto itr = idx.find(op.son_id);
-    auto stats = itr->statistics( db() );
-    FC_ASSERT(itr->status == son_status::active || itr->status == son_status::request_maintenance, "Inactive/Deregistered/in_maintenance SONs cannot be reported on as down");
-    FC_ASSERT(op.down_ts >= stats.last_active_timestamp, "down_ts should be greater than last_active_timestamp");
+    const auto itr = idx.find(op.son_id);
+    const auto stats = itr->statistics( db() );
+    bool status_need_to_report_down = false;
+    for(const auto& status : itr->statuses)
+    {
+       if( (status.second == son_status::active) || (status.second == son_status::request_maintenance) )
+          status_need_to_report_down = true;
+    }
+    FC_ASSERT(status_need_to_report_down, "Inactive/Deregistered/in_maintenance SONs cannot be reported on as down");
+    for(const auto& active_sidechain_type : active_sidechain_types) {
+      FC_ASSERT(op.down_ts >= stats.last_active_timestamp.at(active_sidechain_type), "sidechain = ${sidechain} down_ts should be greater than last_active_timestamp", ("sidechain", active_sidechain_type));
+    }
     return void_result();
 } FC_CAPTURE_AND_RETHROW( (op) ) }
 
 object_id_type son_report_down_evaluator::do_apply(const son_report_down_operation& op)
 { try {
     const auto& idx = db().get_index_type<son_index>().indices().get<by_id>();
-    auto itr = idx.find(op.son_id);
+    const auto itr = idx.find(op.son_id);
     if(itr != idx.end())
     {
-        if ((itr->status == son_status::active) || (itr->status == son_status::request_maintenance)) {
-            db().modify( itr->statistics( db() ), [&]( son_statistics_object& sso )
-            {
-                sso.last_down_timestamp = op.down_ts;
-            });
+       for( const auto& status : itr->statuses ) {
+          const auto& sidechain = status.first;
 
-            db().modify(*itr, [&op](son_object &so) {
-                so.status = son_status::in_maintenance;
-            });
-        }
+          if ((status.second == son_status::active) || (status.second == son_status::request_maintenance)) {
+             db().modify(*itr, [&sidechain](son_object &so) {
+                so.statuses[sidechain] = son_status::in_maintenance;
+             });
+
+             db().modify(itr->statistics(db()), [&](son_statistics_object &sso) {
+                sso.last_down_timestamp[sidechain] = op.down_ts;
+             });
+          }
+       }
     }
     return op.son_id;
 } FC_CAPTURE_AND_RETHROW( (op) ) }
@@ -249,9 +279,19 @@ void_result son_maintenance_evaluator::do_evaluate(const son_maintenance_operati
     FC_ASSERT( itr != idx.end() );
     // Inactive SONs can't go to maintenance, toggle between active and request_maintenance states
     if(op.request_type == son_maintenance_request_type::request_maintenance) {
-        FC_ASSERT(itr->status == son_status::active, "Inactive SONs can't request for maintenance");
-    } else if(op.request_type == son_maintenance_request_type::cancel_request_maintenance) {
-        FC_ASSERT(itr->status == son_status::request_maintenance, "Only maintenance requested SONs can cancel the request");
+       bool status_active = false;
+       for(const auto& status : itr->statuses) {
+          if( (status.second == son_status::active) )
+             status_active = true;
+       }
+       FC_ASSERT(status_active, "Inactive SONs can't request for maintenance");
+    } else if(op.request_type == son_maintenance_request_type::cancel_request_maintenance) { 
+          bool status_request_maintenance = false;
+          for(const auto& status : itr->statuses) {
+             if( (status.second == son_status::request_maintenance) )
+                status_request_maintenance = true;
+          }
+          FC_ASSERT(status_request_maintenance, "Only maintenance requested SONs can cancel the request");
     } else {
         FC_ASSERT(false, "Invalid maintenance operation");
     }
@@ -264,15 +304,33 @@ object_id_type son_maintenance_evaluator::do_apply(const son_maintenance_operati
     auto itr = idx.find(op.son_id);
     if(itr != idx.end())
     {
-        if(itr->status == son_status::active && op.request_type == son_maintenance_request_type::request_maintenance) {
-            db().modify(*itr, [](son_object &so) {
-                so.status = son_status::request_maintenance;
-            });
-        } else if(itr->status == son_status::request_maintenance && op.request_type == son_maintenance_request_type::cancel_request_maintenance) {
-            db().modify(*itr, [](son_object &so) {
-                so.status = son_status::active;
-            });
-        }
+       bool status_active = false;
+       for(const auto& status : itr->statuses) {
+          if( (status.second == son_status::active) )
+             status_active = true;
+       }
+       if(status_active && op.request_type == son_maintenance_request_type::request_maintenance) {
+          db().modify(*itr, [](son_object &so) {
+             for(auto& status : so.statuses) {
+                status.second = son_status::request_maintenance;
+             }
+          });
+       }
+       else
+       {
+          bool status_request_maintenance = false;
+          for(const auto& status : itr->statuses) {
+             if( (status.second == son_status::request_maintenance) )
+                status_request_maintenance = true;
+          }
+          if(status_request_maintenance && op.request_type == son_maintenance_request_type::cancel_request_maintenance) {
+             db().modify(*itr, [](son_object &so) {
+               for(auto& status : so.statuses) {
+                  status.second = son_status::active;
+               }
+             });
+          }
+       }
     }
     return op.son_id;
 } FC_CAPTURE_AND_RETHROW( (op) ) }

libraries/chain/son_wallet_deposit_evaluator.cpp

@@ -23,9 +23,9 @@ void_result create_son_wallet_deposit_evaluator::do_evaluate(const son_wallet_de
    const auto &swdo_idx = db().get_index_type<son_wallet_deposit_index>().indices().get<by_sidechain_uid>();
    const auto swdo = swdo_idx.find(op.sidechain_uid);
    if (swdo == swdo_idx.end()) {
-      auto &gpo = db().get_global_properties();
+      const auto &gpo = db().get_global_properties();
       bool expected = false;
-      for (auto &si : gpo.active_sons) {
+      for (auto &si : gpo.active_sons.at(op.sidechain)) {
          if (op.son_id == si.son_id) {
             expected = true;
             break;
@@ -78,8 +78,8 @@ object_id_type create_son_wallet_deposit_evaluator::do_apply(const son_wallet_de
          swdo.peerplays_to = op.peerplays_to;
          swdo.peerplays_asset = op.peerplays_asset;
 
-         auto &gpo = db().get_global_properties();
-         for (auto &si : gpo.active_sons) {
+         const auto &gpo = db().get_global_properties();
+         for (auto &si : gpo.active_sons.at(op.sidechain)) {
             swdo.expected_reports.insert(std::make_pair(si.son_id, si.weight));
 
             auto stats_itr = db().get_index_type<son_stats_index>().indices().get<by_owner>().find(si.son_id);
@@ -142,11 +142,11 @@ void_result process_son_wallet_deposit_evaluator::do_evaluate(const son_wallet_d
 { try{
    FC_ASSERT(db().head_block_time() >= HARDFORK_SON_TIME, "Not allowed until SON HARDFORK");
    FC_ASSERT( op.payer == db().get_global_properties().parameters.son_account(), "SON paying account must be set as payer." );
-   FC_ASSERT(db().get_global_properties().active_sons.size() >= db().get_chain_properties().immutable_parameters.min_son_count, "Min required voted SONs not present");
 
    const auto& idx = db().get_index_type<son_wallet_deposit_index>().indices().get<by_id>();
    const auto& itr = idx.find(op.son_wallet_deposit_id);
    FC_ASSERT(itr != idx.end(), "Son wallet deposit not found");
+   FC_ASSERT(db().get_global_properties().active_sons.at(itr->sidechain).size() >= db().get_chain_properties().immutable_parameters.min_son_count, "Min required voted SONs not present");
    FC_ASSERT(!itr->processed, "Son wallet deposit is already processed");
    return void_result();
 } FC_CAPTURE_AND_RETHROW( (op) ) }

libraries/chain/son_wallet_evaluator.cpp

@@ -20,8 +20,16 @@ void_result recreate_son_wallet_evaluator::do_evaluate(const son_wallet_recreate
 
       bool son_sets_equal = (cur_wallet_sons.size() == new_wallet_sons.size());
       if (son_sets_equal) {
-         for( size_t i = 0; i < cur_wallet_sons.size(); i++ ) {
-            son_sets_equal = son_sets_equal && cur_wallet_sons.at(i) == new_wallet_sons.at(i);
+         for( const auto& cur_wallet_sidechain_sons : cur_wallet_sons ) {
+            const auto& sidechain = cur_wallet_sidechain_sons.first;
+            const auto& _cur_wallet_sidechain_sons = cur_wallet_sidechain_sons.second;
+
+            son_sets_equal = son_sets_equal && (_cur_wallet_sidechain_sons.size() == new_wallet_sons.at(sidechain).size());
+            if (son_sets_equal) {
+               for (size_t i = 0; i < cur_wallet_sons.size(); i++) {
+                  son_sets_equal = son_sets_equal && _cur_wallet_sidechain_sons.at(i) == new_wallet_sons.at(sidechain).at(i);
+               }
+            }
          }
       }
 

libraries/chain/son_wallet_withdraw_evaluator.cpp

@@ -23,15 +23,15 @@ void_result create_son_wallet_withdraw_evaluator::do_evaluate(const son_wallet_w
    const auto &swwo_idx = db().get_index_type<son_wallet_withdraw_index>().indices().get<by_peerplays_uid>();
    const auto swwo = swwo_idx.find(op.peerplays_uid);
    if (swwo == swwo_idx.end()) {
-      auto &gpo = db().get_global_properties();
+      const auto &gpo = db().get_global_properties();
       bool expected = false;
-      for (auto &si : gpo.active_sons) {
+      for (auto &si : gpo.active_sons.at(op.sidechain)) {
          if (op.son_id == si.son_id) {
             expected = true;
             break;
          }
       }
-      FC_ASSERT(expected, "Only active SON can create deposit");
+      FC_ASSERT(expected, "Only active SON can create withdraw");
    } else {
       bool exactly_the_same = true;
       exactly_the_same = exactly_the_same && (swwo->sidechain == op.sidechain);
@@ -76,8 +76,8 @@ object_id_type create_son_wallet_withdraw_evaluator::do_apply(const son_wallet_w
          swwo.withdraw_currency = op.withdraw_currency;
          swwo.withdraw_amount = op.withdraw_amount;
 
-         auto &gpo = db().get_global_properties();
-         for (auto &si : gpo.active_sons) {
+         const auto &gpo = db().get_global_properties();
+         for (auto &si : gpo.active_sons.at(op.sidechain)) {
             swwo.expected_reports.insert(std::make_pair(si.son_id, si.weight));
 
             auto stats_itr = db().get_index_type<son_stats_index>().indices().get<by_owner>().find(si.son_id);
@@ -140,11 +140,11 @@ void_result process_son_wallet_withdraw_evaluator::do_evaluate(const son_wallet_
 { try{
    FC_ASSERT(db().head_block_time() >= HARDFORK_SON_TIME, "Not allowed until SON HARDFORK");
    FC_ASSERT( op.payer == db().get_global_properties().parameters.son_account(), "SON paying account must be set as payer." );
-   FC_ASSERT(db().get_global_properties().active_sons.size() >= db().get_chain_properties().immutable_parameters.min_son_count, "Min required voted SONs not present");
 
    const auto& idx = db().get_index_type<son_wallet_withdraw_index>().indices().get<by_id>();
    const auto& itr = idx.find(op.son_wallet_withdraw_id);
    FC_ASSERT(itr != idx.end(), "Son wallet withdraw not found");
+   FC_ASSERT(db().get_global_properties().active_sons.at(itr->sidechain).size() >= db().get_chain_properties().immutable_parameters.min_son_count, "Min required voted SONs not present");
    FC_ASSERT(!itr->processed, "Son wallet withdraw is already processed");
    return void_result();
 } FC_CAPTURE_AND_RETHROW( (op) ) }

libraries/plugins/peerplays_sidechain/CMakeLists.txt

@@ -3,7 +3,7 @@ file(GLOB_RECURSE HEADERS "include/graphene/peerplays_sidechain/*.hpp")
 add_library( peerplays_sidechain
              peerplays_sidechain_plugin.cpp
              sidechain_api.cpp
-             sidechain_net_manager.cpp
+             sidechain_net_handler_factory.cpp
              sidechain_net_handler.cpp
              sidechain_net_handler_bitcoin.cpp
              sidechain_net_handler_hive.cpp

libraries/plugins/peerplays_sidechain/include/graphene/peerplays_sidechain/peerplays_sidechain_plugin.hpp

@@ -13,16 +13,18 @@ class peerplays_sidechain_plugin_impl;
 }
 
 struct son_proposal_type {
-   son_proposal_type(int op, son_id_type son, object_id_type object) :
+   son_proposal_type(int op, sidechain_type sid, son_id_type son, object_id_type object) :
          op_type(op),
+         sidechain(sid),
          son_id(son),
          object_id(object) {
    }
    int op_type;
+   sidechain_type sidechain;
    son_id_type son_id;
    object_id_type object_id;
    bool operator<(const son_proposal_type &other) const {
-      return std::tie(op_type, son_id, object_id) < std::tie(other.op_type, other.son_id, other.object_id);
+      return std::tie(op_type, sidechain, son_id, object_id) < std::tie(other.op_type, other.sidechain, other.son_id, other.object_id);
    }
 };
 
@@ -42,15 +44,15 @@ public:
    std::unique_ptr<detail::peerplays_sidechain_plugin_impl> my;
 
    std::set<chain::son_id_type> &get_sons();
-   const son_id_type get_current_son_id();
-   const son_object get_current_son_object();
+   const son_id_type get_current_son_id(sidechain_type sidechain);
+   const son_object get_current_son_object(sidechain_type sidechain);
    const son_object get_son_object(son_id_type son_id);
-   bool is_active_son(son_id_type son_id);
+   bool is_active_son(sidechain_type sidechain, son_id_type son_id);
    bool is_son_deregistered(son_id_type son_id);
    fc::ecc::private_key get_private_key(son_id_type son_id);
    fc::ecc::private_key get_private_key(chain::public_key_type public_key);
-   void log_son_proposal_retry(int op_type, object_id_type object_id);
-   bool can_son_participate(int op_type, object_id_type object_id);
+   void log_son_proposal_retry(sidechain_type sidechain, int op_type, object_id_type object_id);
+   bool can_son_participate(sidechain_type sidechain, int op_type, object_id_type object_id);
    std::map<sidechain_type, std::vector<std::string>> get_son_listener_log();
 };
 

libraries/plugins/peerplays_sidechain/include/graphene/peerplays_sidechain/sidechain_net_handler_factory.hpp

@@ -0,0 +1,23 @@
+#pragma once
+
+#include <graphene/chain/sidechain_defs.hpp>
+#include <graphene/peerplays_sidechain/peerplays_sidechain_plugin.hpp>
+#include <graphene/peerplays_sidechain/sidechain_net_handler.hpp>
+
+#include <vector>
+
+#include <boost/program_options.hpp>
+
+namespace graphene { namespace peerplays_sidechain {
+
+class sidechain_net_handler_factory {
+public:
+   sidechain_net_handler_factory(peerplays_sidechain_plugin &_plugin);
+
+   std::unique_ptr<sidechain_net_handler> create_handler(sidechain_type sidechain, const boost::program_options::variables_map &options) const;
+
+private:
+   peerplays_sidechain_plugin &plugin;
+};
+
+}} // namespace graphene::peerplays_sidechain

libraries/plugins/peerplays_sidechain/include/graphene/peerplays_sidechain/sidechain_net_manager.hpp

@@ -1,38 +0,0 @@
-#pragma once
-
-#include <graphene/chain/sidechain_defs.hpp>
-#include <graphene/peerplays_sidechain/peerplays_sidechain_plugin.hpp>
-#include <graphene/peerplays_sidechain/sidechain_net_handler.hpp>
-
-#include <vector>
-
-#include <boost/program_options.hpp>
-
-namespace graphene { namespace peerplays_sidechain {
-
-class sidechain_net_manager {
-public:
-   sidechain_net_manager(peerplays_sidechain_plugin &_plugin);
-   virtual ~sidechain_net_manager();
-
-   bool create_handler(sidechain_type sidechain, const boost::program_options::variables_map &options);
-   void process_proposals();
-   void process_active_sons_change();
-   void create_deposit_addresses();
-   void process_deposits();
-   void process_withdrawals();
-   void process_sidechain_transactions();
-   void send_sidechain_transactions();
-   void settle_sidechain_transactions();
-
-   std::map<sidechain_type, std::vector<std::string>> get_son_listener_log();
-
-private:
-   peerplays_sidechain_plugin &plugin;
-   graphene::chain::database &database;
-   std::vector<std::unique_ptr<sidechain_net_handler>> net_handlers;
-
-   void on_applied_block(const signed_block &b);
-};
-
-}} // namespace graphene::peerplays_sidechain

libraries/plugins/peerplays_sidechain/peerplays_sidechain_plugin.cpp

@@ -3,6 +3,8 @@
 #include <boost/property_tree/json_parser.hpp>
 #include <boost/property_tree/ptree.hpp>
 #include <boost/range/algorithm_ext/insert.hpp>
+#include <future>
+#include <thread>
 
 #include <fc/log/logger.hpp>
 #include <graphene/chain/proposal_object.hpp>
@@ -11,7 +13,7 @@
 #include <graphene/chain/son_wallet_object.hpp>
 #include <graphene/chain/son_wallet_withdraw_object.hpp>
 #include <graphene/peerplays_sidechain/sidechain_api.hpp>
-#include <graphene/peerplays_sidechain/sidechain_net_manager.hpp>
+#include <graphene/peerplays_sidechain/sidechain_net_handler_factory.hpp>
 #include <graphene/utilities/key_conversion.hpp>
 
 namespace bpo = boost::program_options;
@@ -33,36 +35,36 @@ public:
    void plugin_shutdown();
 
    std::set<chain::son_id_type> &get_sons();
-   const son_id_type get_current_son_id();
-   const son_object get_current_son_object();
+   const son_id_type get_current_son_id(sidechain_type sidechain);
+   const son_object get_current_son_object(sidechain_type sidechain);
    const son_object get_son_object(son_id_type son_id);
-   bool is_active_son(son_id_type son_id);
+   bool is_active_son(sidechain_type sidechain, son_id_type son_id);
    bool is_son_deregistered(son_id_type son_id);
    bool is_son_deregister_op_valid(const chain::operation &op);
    bool is_son_down_op_valid(const chain::operation &op);
    bool is_valid_son_proposal(const chain::proposal_object &proposal);
    fc::ecc::private_key get_private_key(son_id_type son_id);
    fc::ecc::private_key get_private_key(chain::public_key_type public_key);
-   void log_son_proposal_retry(int op_type, object_id_type object_id);
-   bool can_son_participate(int op_type, object_id_type object_id);
+   void log_son_proposal_retry(sidechain_type sidechain, int op_type, object_id_type object_id);
+   bool can_son_participate(sidechain_type sidechain, int op_type, object_id_type object_id);
    std::map<sidechain_type, std::vector<std::string>> get_son_listener_log();
 
    void schedule_heartbeat_loop();
    void heartbeat_loop();
    void schedule_son_processing();
-   void son_processing();
-   void approve_proposals();
-   void create_son_down_proposals();
-   void create_son_deregister_proposals();
+   void son_processing(sidechain_type sidechain);
+   void approve_proposals(sidechain_type sidechain);
+   void create_son_down_proposals(sidechain_type sidechain);
+   void create_son_deregister_proposals(sidechain_type sidechain);
 
-   void process_proposals();
-   void process_active_sons_change();
-   void create_deposit_addresses();
-   void process_deposits();
-   void process_withdrawals();
-   void process_sidechain_transactions();
-   void send_sidechain_transactions();
-   void settle_sidechain_transactions();
+   void process_proposals(sidechain_type sidechain);
+   void process_active_sons_change(sidechain_type sidechain);
+   void create_deposit_addresses(sidechain_type sidechain);
+   void process_deposits(sidechain_type sidechain);
+   void process_withdrawals(sidechain_type sidechain);
+   void process_sidechain_transactions(sidechain_type sidechain);
+   void send_sidechain_transactions(sidechain_type sidechain);
+   void settle_sidechain_transactions(sidechain_type sidechain);
 
 private:
    peerplays_sidechain_plugin &plugin;
@@ -80,15 +82,19 @@ private:
    bool sidechain_enabled_hive;
    bool sidechain_enabled_peerplays;
 
-   son_id_type current_son_id;
+   std::map<sidechain_type, son_id_type> current_son_id;
+   std::mutex current_son_id_mutex;
+   std::mutex access_db_mutex;
+   std::mutex access_approve_prop_mutex;
+   std::mutex access_son_down_prop_mutex;
 
-   std::unique_ptr<peerplays_sidechain::sidechain_net_manager> net_manager;
+   std::map<sidechain_type, std::unique_ptr<sidechain_net_handler>> net_handlers;
    std::set<chain::son_id_type> sons;
    std::map<chain::public_key_type, fc::ecc::private_key> private_keys;
    fc::future<void> _heartbeat_task;
-   fc::future<void> _son_processing_task;
+   std::map<sidechain_type, std::future<void>> _son_processing_task;
    std::map<son_proposal_type, uint16_t> son_retry_count;
-   uint16_t retries_threshold;
+   uint16_t retries_threshold = 150;
 
    bool first_block_skipped;
    void on_applied_block(const signed_block &b);
@@ -105,8 +111,20 @@ peerplays_sidechain_plugin_impl::peerplays_sidechain_plugin_impl(peerplays_sidec
       sidechain_enabled_ethereum(false),
       sidechain_enabled_hive(false),
       sidechain_enabled_peerplays(false),
-      current_son_id(son_id_type(std::numeric_limits<uint32_t>().max())),
-      net_manager(nullptr),
+      current_son_id([] {
+         std::map<sidechain_type, son_id_type> current_son_id;
+         for (const auto &active_sidechain_type : active_sidechain_types) {
+            current_son_id.emplace(active_sidechain_type, son_id_type(std::numeric_limits<uint32_t>().max()));
+         }
+         return current_son_id;
+      }()),
+      net_handlers([] {
+         std::map<sidechain_type, std::unique_ptr<sidechain_net_handler>> net_handlers;
+         for (const auto &active_sidechain_type : active_sidechain_types) {
+            net_handlers.emplace(active_sidechain_type, nullptr);
+         }
+         return net_handlers;
+      }()),
       first_block_skipped(false) {
 }
 
@@ -121,8 +139,10 @@ peerplays_sidechain_plugin_impl::~peerplays_sidechain_plugin_impl() {
    }
 
    try {
-      if (_son_processing_task.valid())
-         _son_processing_task.cancel_and_wait(__FUNCTION__);
+      for (const auto &active_sidechain_type : active_sidechain_types) {
+         if (_son_processing_task.count(active_sidechain_type) != 0 && _son_processing_task.at(active_sidechain_type).valid())
+            _son_processing_task.at(active_sidechain_type).wait();
+      }
    } catch (fc::canceled_exception &) {
       //Expected exception. Move along.
    } catch (fc::exception &e) {
@@ -262,10 +282,10 @@ void peerplays_sidechain_plugin_impl::plugin_startup() {
       elog("No sons configured! Please add SON IDs and private keys to configuration.");
    }
 
-   net_manager = std::unique_ptr<sidechain_net_manager>(new sidechain_net_manager(plugin));
+   sidechain_net_handler_factory net_handler_factory(plugin);
 
    if (sidechain_enabled_bitcoin && config_ready_bitcoin) {
-      net_manager->create_handler(sidechain_type::bitcoin, options);
+      net_handlers.at(sidechain_type::bitcoin) = net_handler_factory.create_handler(sidechain_type::bitcoin, options);
       ilog("Bitcoin sidechain handler running");
    }
 
@@ -275,12 +295,12 @@ void peerplays_sidechain_plugin_impl::plugin_startup() {
    //}
 
    if (sidechain_enabled_hive && config_ready_hive) {
-      net_manager->create_handler(sidechain_type::hive, options);
+      net_handlers.at(sidechain_type::hive) = net_handler_factory.create_handler(sidechain_type::hive, options);
       ilog("Hive sidechain handler running");
    }
 
    if (sidechain_enabled_peerplays && config_ready_peerplays) {
-      net_manager->create_handler(sidechain_type::peerplays, options);
+      net_handlers.at(sidechain_type::peerplays) = net_handler_factory.create_handler(sidechain_type::peerplays, options);
       ilog("Peerplays sidechain handler running");
    }
 
@@ -296,12 +316,13 @@ std::set<chain::son_id_type> &peerplays_sidechain_plugin_impl::get_sons() {
    return sons;
 }
 
-const son_id_type peerplays_sidechain_plugin_impl::get_current_son_id() {
-   return current_son_id;
+const son_id_type peerplays_sidechain_plugin_impl::get_current_son_id(sidechain_type sidechain) {
+   const std::lock_guard<std::mutex> lock(current_son_id_mutex);
+   return current_son_id.at(sidechain);
 }
 
-const son_object peerplays_sidechain_plugin_impl::get_current_son_object() {
-   return get_son_object(current_son_id);
+const son_object peerplays_sidechain_plugin_impl::get_current_son_object(sidechain_type sidechain) {
+   return get_son_object(get_current_son_id(sidechain));
 }
 
 const son_object peerplays_sidechain_plugin_impl::get_son_object(son_id_type son_id) {
@@ -312,16 +333,15 @@ const son_object peerplays_sidechain_plugin_impl::get_son_object(son_id_type son
    return *son_obj;
 }
 
-bool peerplays_sidechain_plugin_impl::is_active_son(son_id_type son_id) {
+bool peerplays_sidechain_plugin_impl::is_active_son(sidechain_type sidechain, son_id_type son_id) {
    const auto &idx = plugin.database().get_index_type<chain::son_index>().indices().get<by_id>();
    auto son_obj = idx.find(son_id);
    if (son_obj == idx.end())
       return false;
 
    const chain::global_property_object &gpo = plugin.database().get_global_properties();
-   vector<son_id_type> active_son_ids;
-   active_son_ids.reserve(gpo.active_sons.size());
-   std::transform(gpo.active_sons.begin(), gpo.active_sons.end(),
+   set<son_id_type> active_son_ids;
+   std::transform(gpo.active_sons.at(sidechain).cbegin(), gpo.active_sons.at(sidechain).cend(),
                   std::inserter(active_son_ids, active_son_ids.end()),
                   [](const son_info &swi) {
                      return swi.son_id;
@@ -338,7 +358,13 @@ bool peerplays_sidechain_plugin_impl::is_son_deregistered(son_id_type son_id) {
    if (son_obj == idx.end())
       return true;
 
-   if (son_obj->status == chain::son_status::deregistered) {
+   bool status_deregistered = true;
+   for (const auto &status : son_obj->statuses) {
+      if ((status.second != son_status::deregistered))
+         status_deregistered = false;
+   }
+
+   if (status_deregistered) {
       return true;
    }
 
@@ -362,13 +388,23 @@ bool peerplays_sidechain_plugin_impl::is_son_down_op_valid(const chain::operatio
    }
    auto stats = son_obj->statistics(d);
    fc::time_point_sec last_maintenance_time = dgpo.next_maintenance_time - gpo.parameters.maintenance_interval;
-   fc::time_point_sec last_active_ts = ((stats.last_active_timestamp > last_maintenance_time) ? stats.last_active_timestamp : last_maintenance_time);
    int64_t down_threshold = gpo.parameters.son_down_time();
-   if (((son_obj->status == chain::son_status::active) || (son_obj->status == chain::son_status::request_maintenance)) &&
-       ((fc::time_point::now() - last_active_ts) > fc::seconds(down_threshold))) {
-      return true;
+
+   bool status_son_down_op_valid = true;
+   for (const auto &status : son_obj->statuses) {
+      if ((status.second != son_status::active) && (status.second != son_status::request_maintenance))
+         status_son_down_op_valid = false;
    }
-   return false;
+   if (status_son_down_op_valid) {
+      for (const auto &active_sidechain_type : active_sidechain_types) {
+         fc::time_point_sec last_active_ts = ((stats.last_active_timestamp.at(active_sidechain_type) > last_maintenance_time) ? stats.last_active_timestamp.at(active_sidechain_type) : last_maintenance_time);
+         if (((fc::time_point::now() - last_active_ts) <= fc::seconds(down_threshold))) {
+            status_son_down_op_valid = false;
+         }
+      }
+   }
+
+   return status_son_down_op_valid;
 }
 
 fc::ecc::private_key peerplays_sidechain_plugin_impl::get_private_key(son_id_type son_id) {
@@ -400,7 +436,23 @@ void peerplays_sidechain_plugin_impl::heartbeat_loop() {
    chain::database &d = plugin.database();
 
    for (son_id_type son_id : sons) {
-      if (is_active_son(son_id) || get_son_object(son_id).status == chain::son_status::in_maintenance) {
+      const auto &son_obj = get_son_object(son_id);
+
+      //! Check that son is in_maintenance
+      bool status_in_maintenance = false;
+      for (const auto &status : son_obj.statuses) {
+         if ((status.second == son_status::in_maintenance))
+            status_in_maintenance = true;
+      }
+
+      //! Check that son is active (at least for one sidechain_type)
+      bool is_son_active = false;
+      for (const auto &active_sidechain_type : active_sidechain_types) {
+         if (is_active_son(active_sidechain_type, son_id))
+            is_son_active = true;
+      }
+
+      if (is_son_active || status_in_maintenance) {
 
          ilog("Sending heartbeat for SON ${son}", ("son", son_id));
          chain::son_heartbeat_operation op;
@@ -426,19 +478,23 @@ void peerplays_sidechain_plugin_impl::heartbeat_loop() {
 }
 
 void peerplays_sidechain_plugin_impl::schedule_son_processing() {
-   fc::time_point now = fc::time_point::now();
-   int64_t time_to_next_son_processing = 500000;
+   const auto now = std::chrono::steady_clock::now();
+   static const int64_t time_to_next_son_processing = 500000;
 
-   fc::time_point next_wakeup(now + fc::microseconds(time_to_next_son_processing));
+   const auto next_wakeup = now + std::chrono::microseconds(time_to_next_son_processing);
 
-   _son_processing_task = fc::schedule([this] {
-      son_processing();
-   },
-                                       next_wakeup, "SON Processing");
+   for (const auto &active_sidechain_type : active_sidechain_types) {
+      _son_processing_task[active_sidechain_type] = std::async(std::launch::async, [this, next_wakeup, active_sidechain_type] {
+         std::this_thread::sleep_until(next_wakeup);
+         son_processing(active_sidechain_type);
+      });
+   }
 }
 
-void peerplays_sidechain_plugin_impl::son_processing() {
-   if (plugin.database().get_global_properties().active_sons.size() <= 0) {
+void peerplays_sidechain_plugin_impl::son_processing(sidechain_type sidechain) {
+   //! Check whether we have active SONs
+   if (plugin.database().get_global_properties().active_sons.count(sidechain) == 0 ||
+       plugin.database().get_global_properties().active_sons.at(sidechain).empty()) {
       return;
    }
 
@@ -448,50 +504,55 @@ void peerplays_sidechain_plugin_impl::son_processing() {
    //   return; // Not synced
    //}
 
-   fc::time_point now_fine = fc::time_point::now();
-   fc::time_point_sec now = now_fine - fc::milliseconds(3000);
+   const fc::time_point now_fine = fc::time_point::now();
+   const fc::time_point_sec now = now_fine - fc::milliseconds(3000);
    if (plugin.database().head_block_time() < now) {
       return; // Not synced
    }
 
-   chain::son_id_type scheduled_son_id = plugin.database().get_scheduled_son(1);
-   ilog("Scheduled SON: ${scheduled_son_id} Now: ${now} ",
-        ("scheduled_son_id", scheduled_son_id)("now", now));
+   //! Get scheduled_son_id according to sidechain_type
+   const chain::son_id_type scheduled_son_id = plugin.database().get_scheduled_son(sidechain, 1);
+   ilog("Scheduled SON: ${scheduled_son_id} Sidechain: ${sidechain} Now: ${now}",
+        ("scheduled_son_id", scheduled_son_id)("sidechain", sidechain)("now", now));
 
    for (son_id_type son_id : plugin.get_sons()) {
       if (plugin.is_son_deregistered(son_id)) {
          continue;
       }
-      current_son_id = son_id;
+
+      {
+         const std::lock_guard<std::mutex> lock(current_son_id_mutex);
+         current_son_id.at(sidechain) = son_id;
+      }
 
       // These tasks are executed by
       // - All active SONs, no matter if scheduled
       // - All previously active SONs
-      approve_proposals();
-      process_proposals();
-      process_sidechain_transactions();
+      approve_proposals(sidechain);
+      process_proposals(sidechain);
+      process_sidechain_transactions(sidechain);
 
-      if (plugin.is_active_son(son_id)) {
+      if (plugin.is_active_son(sidechain, son_id)) {
          // Tasks that are executed by scheduled and active SON only
-         if (current_son_id == scheduled_son_id) {
+         if (get_current_son_id(sidechain) == scheduled_son_id) {
 
-            create_son_down_proposals();
+            create_son_down_proposals(sidechain);
 
-            create_son_deregister_proposals();
+            create_son_deregister_proposals(sidechain);
 
-            process_active_sons_change();
+            process_active_sons_change(sidechain);
 
-            create_deposit_addresses();
+            create_deposit_addresses(sidechain);
 
-            process_deposits();
+            process_deposits(sidechain);
 
-            process_withdrawals();
+            process_withdrawals(sidechain);
 
-            process_sidechain_transactions();
+            process_sidechain_transactions(sidechain);
 
-            send_sidechain_transactions();
+            send_sidechain_transactions(sidechain);
 
-            settle_sidechain_transactions();
+            settle_sidechain_transactions(sidechain);
          }
       }
    }
@@ -514,8 +575,8 @@ bool peerplays_sidechain_plugin_impl::is_valid_son_proposal(const chain::proposa
    return false;
 }
 
-void peerplays_sidechain_plugin_impl::log_son_proposal_retry(int op_type, object_id_type object_id) {
-   son_proposal_type prop_type(op_type, get_current_son_id(), object_id);
+void peerplays_sidechain_plugin_impl::log_son_proposal_retry(sidechain_type sidechain, int op_type, object_id_type object_id) {
+   son_proposal_type prop_type(op_type, sidechain, get_current_son_id(sidechain), object_id);
    auto itr = son_retry_count.find(prop_type);
    if (itr != son_retry_count.end()) {
       itr->second++;
@@ -524,18 +585,27 @@ void peerplays_sidechain_plugin_impl::log_son_proposal_retry(int op_type, object
    }
 }
 
-bool peerplays_sidechain_plugin_impl::can_son_participate(int op_type, object_id_type object_id) {
-   son_proposal_type prop_type(op_type, get_current_son_id(), object_id);
+bool peerplays_sidechain_plugin_impl::can_son_participate(sidechain_type sidechain, int op_type, object_id_type object_id) {
+   son_proposal_type prop_type(op_type, sidechain, get_current_son_id(sidechain), object_id);
    auto itr = son_retry_count.find(prop_type);
    return (itr == son_retry_count.end() || itr->second < retries_threshold);
 }
 
 std::map<sidechain_type, std::vector<std::string>> peerplays_sidechain_plugin_impl::get_son_listener_log() {
-   return net_manager->get_son_listener_log();
+   std::map<sidechain_type, std::vector<std::string>> result;
+   for (const auto &active_sidechain_type : active_sidechain_types) {
+      result.emplace(active_sidechain_type, net_handlers.at(active_sidechain_type)->get_son_listener_log());
+   }
+   return result;
 }
 
-void peerplays_sidechain_plugin_impl::approve_proposals() {
-
+void peerplays_sidechain_plugin_impl::approve_proposals(sidechain_type sidechain) {
+   // prevent approving duplicate proposals with lock for parallel execution.
+   // We can have the same propsals, but in the case of parallel execution we can run
+   // into problem of approving the same propsal since it might happens that previous
+   // approved proposal didn't have time or chance to populate the list of available
+   // active proposals which is consulted here in the code.
+   std::lock_guard<std::mutex> lck(access_approve_prop_mutex);
    auto check_approve_proposal = [&](const chain::son_id_type &son_id, const chain::proposal_object &proposal) {
       if (!is_valid_son_proposal(proposal)) {
          return;
@@ -549,6 +619,7 @@ void peerplays_sidechain_plugin_impl::approve_proposals() {
       fc::future<bool> fut = fc::async([&]() {
          try {
             trx.validate();
+            std::lock_guard<std::mutex> lck(access_db_mutex);
             plugin.database().push_transaction(trx, database::validation_steps::skip_block_size_check);
             if (plugin.app().p2p_node())
                plugin.app().p2p_node()->broadcast(net::trx_message(trx));
@@ -568,7 +639,6 @@ void peerplays_sidechain_plugin_impl::approve_proposals() {
    }
 
    for (const auto proposal_id : proposals) {
-
       const object *obj = plugin.database().find_object(proposal_id);
       const chain::proposal_object *proposal_ptr = dynamic_cast<const chain::proposal_object *>(obj);
       if (proposal_ptr == nullptr) {
@@ -576,15 +646,16 @@ void peerplays_sidechain_plugin_impl::approve_proposals() {
       }
       const proposal_object proposal = *proposal_ptr;
 
-      if (proposal.available_active_approvals.find(get_current_son_object().son_account) != proposal.available_active_approvals.end()) {
+      if (proposal.available_active_approvals.find(get_current_son_object(sidechain).son_account) != proposal.available_active_approvals.end()) {
          continue;
       }
 
-      check_approve_proposal(get_current_son_id(), proposal);
+      check_approve_proposal(get_current_son_id(sidechain), proposal);
    }
 }
 
-void peerplays_sidechain_plugin_impl::create_son_down_proposals() {
+void peerplays_sidechain_plugin_impl::create_son_down_proposals(sidechain_type sidechain) {
+   std::lock_guard<std::mutex> lck(access_son_down_prop_mutex);
    auto create_son_down_proposal = [&](chain::son_id_type son_id, fc::time_point_sec last_active_ts) {
       chain::database &d = plugin.database();
       const chain::global_property_object &gpo = d.get_global_properties();
@@ -595,7 +666,7 @@ void peerplays_sidechain_plugin_impl::create_son_down_proposals() {
       son_down_op.down_ts = last_active_ts;
 
       proposal_create_operation proposal_op;
-      proposal_op.fee_paying_account = get_current_son_object().son_account;
+      proposal_op.fee_paying_account = get_current_son_object(sidechain).son_account;
       proposal_op.proposed_ops.emplace_back(op_wrapper(son_down_op));
       uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
       proposal_op.expiration_time = time_point_sec(d.head_block_time().sec_since_epoch() + lifetime);
@@ -607,24 +678,32 @@ void peerplays_sidechain_plugin_impl::create_son_down_proposals() {
    const chain::dynamic_global_property_object &dgpo = d.get_dynamic_global_properties();
    const auto &idx = d.get_index_type<chain::son_index>().indices().get<by_id>();
    std::set<son_id_type> sons_being_reported_down = d.get_sons_being_reported_down();
-   chain::son_id_type my_son_id = get_current_son_id();
-   for (auto son_inf : gpo.active_sons) {
+   chain::son_id_type my_son_id = get_current_son_id(sidechain);
+
+   //! Fixme - check this part of the code
+   for (auto son_inf : gpo.active_sons.at(sidechain)) {
       if (my_son_id == son_inf.son_id || (sons_being_reported_down.find(son_inf.son_id) != sons_being_reported_down.end())) {
          continue;
       }
       auto son_obj = idx.find(son_inf.son_id);
       auto stats = son_obj->statistics(d);
       fc::time_point_sec last_maintenance_time = dgpo.next_maintenance_time - gpo.parameters.maintenance_interval;
-      fc::time_point_sec last_active_ts = ((stats.last_active_timestamp > last_maintenance_time) ? stats.last_active_timestamp : last_maintenance_time);
+      fc::time_point_sec last_active_ts = ((stats.last_active_timestamp.at(sidechain) > last_maintenance_time) ? stats.last_active_timestamp.at(sidechain) : last_maintenance_time);
       int64_t down_threshold = gpo.parameters.son_down_time();
-      if (((son_obj->status == chain::son_status::active) || (son_obj->status == chain::son_status::request_maintenance)) &&
-          ((fc::time_point::now() - last_active_ts) > fc::seconds(down_threshold))) {
+
+      bool status_son_down_valid = true;
+      for (const auto &status : son_obj->statuses) {
+         if ((status.second != son_status::active) && (status.second != son_status::request_maintenance))
+            status_son_down_valid = false;
+      }
+      if ((status_son_down_valid) && ((fc::time_point::now() - last_active_ts) > fc::seconds(down_threshold))) {
          ilog("Sending son down proposal for ${t} from ${s}", ("t", std::string(object_id_type(son_obj->id)))("s", std::string(object_id_type(my_son_id))));
          chain::proposal_create_operation op = create_son_down_proposal(son_inf.son_id, last_active_ts);
          chain::signed_transaction trx = d.create_signed_transaction(plugin.get_private_key(get_son_object(my_son_id).signing_key), op);
          fc::future<bool> fut = fc::async([&]() {
             try {
                trx.validate();
+               std::lock_guard<std::mutex> lck(access_db_mutex);
                d.push_transaction(trx, database::validation_steps::skip_block_size_check);
                if (plugin.app().p2p_node())
                   plugin.app().p2p_node()->broadcast(net::trx_message(trx));
@@ -639,10 +718,10 @@ void peerplays_sidechain_plugin_impl::create_son_down_proposals() {
    }
 }
 
-void peerplays_sidechain_plugin_impl::create_son_deregister_proposals() {
+void peerplays_sidechain_plugin_impl::create_son_deregister_proposals(sidechain_type sidechain) {
    chain::database &d = plugin.database();
    std::set<son_id_type> sons_to_be_dereg = d.get_sons_to_be_deregistered();
-   chain::son_id_type my_son_id = get_current_son_id();
+   chain::son_id_type my_son_id = get_current_son_id(sidechain);
 
    if (sons_to_be_dereg.size() > 0) {
       // We shouldn't raise proposals for the SONs for which a de-reg
@@ -660,6 +739,7 @@ void peerplays_sidechain_plugin_impl::create_son_deregister_proposals() {
                fc::future<bool> fut = fc::async([&]() {
                   try {
                      trx.validate();
+                     std::lock_guard<std::mutex> lck(access_db_mutex);
                      d.push_transaction(trx, database::validation_steps::skip_block_size_check);
                      if (plugin.app().p2p_node())
                         plugin.app().p2p_node()->broadcast(net::trx_message(trx));
@@ -676,36 +756,36 @@ void peerplays_sidechain_plugin_impl::create_son_deregister_proposals() {
    }
 }
 
-void peerplays_sidechain_plugin_impl::process_proposals() {
-   net_manager->process_proposals();
+void peerplays_sidechain_plugin_impl::process_proposals(sidechain_type sidechain) {
+   net_handlers.at(sidechain)->process_proposals();
 }
 
-void peerplays_sidechain_plugin_impl::process_active_sons_change() {
-   net_manager->process_active_sons_change();
+void peerplays_sidechain_plugin_impl::process_active_sons_change(sidechain_type sidechain) {
+   net_handlers.at(sidechain)->process_active_sons_change();
 }
 
-void peerplays_sidechain_plugin_impl::create_deposit_addresses() {
-   net_manager->create_deposit_addresses();
+void peerplays_sidechain_plugin_impl::create_deposit_addresses(sidechain_type sidechain) {
+   net_handlers.at(sidechain)->create_deposit_addresses();
 }
 
-void peerplays_sidechain_plugin_impl::process_deposits() {
-   net_manager->process_deposits();
+void peerplays_sidechain_plugin_impl::process_deposits(sidechain_type sidechain) {
+   net_handlers.at(sidechain)->process_deposits();
 }
 
-void peerplays_sidechain_plugin_impl::process_withdrawals() {
-   net_manager->process_withdrawals();
+void peerplays_sidechain_plugin_impl::process_withdrawals(sidechain_type sidechain) {
+   net_handlers.at(sidechain)->process_withdrawals();
 }
 
-void peerplays_sidechain_plugin_impl::process_sidechain_transactions() {
-   net_manager->process_sidechain_transactions();
+void peerplays_sidechain_plugin_impl::process_sidechain_transactions(sidechain_type sidechain) {
+   net_handlers.at(sidechain)->process_sidechain_transactions();
 }
 
-void peerplays_sidechain_plugin_impl::send_sidechain_transactions() {
-   net_manager->send_sidechain_transactions();
+void peerplays_sidechain_plugin_impl::send_sidechain_transactions(sidechain_type sidechain) {
+   net_handlers.at(sidechain)->send_sidechain_transactions();
 }
 
-void peerplays_sidechain_plugin_impl::settle_sidechain_transactions() {
-   net_manager->settle_sidechain_transactions();
+void peerplays_sidechain_plugin_impl::settle_sidechain_transactions(sidechain_type sidechain) {
+   net_handlers.at(sidechain)->settle_sidechain_transactions();
 }
 
 void peerplays_sidechain_plugin_impl::on_applied_block(const signed_block &b) {
@@ -758,20 +838,20 @@ std::set<chain::son_id_type> &peerplays_sidechain_plugin::get_sons() {
    return my->get_sons();
 }
 
-const son_id_type peerplays_sidechain_plugin::get_current_son_id() {
-   return my->get_current_son_id();
+const son_id_type peerplays_sidechain_plugin::get_current_son_id(sidechain_type sidechain) {
+   return my->get_current_son_id(sidechain);
 }
 
-const son_object peerplays_sidechain_plugin::get_current_son_object() {
-   return my->get_current_son_object();
+const son_object peerplays_sidechain_plugin::get_current_son_object(sidechain_type sidechain) {
+   return my->get_current_son_object(sidechain);
 }
 
 const son_object peerplays_sidechain_plugin::get_son_object(son_id_type son_id) {
    return my->get_son_object(son_id);
 }
 
-bool peerplays_sidechain_plugin::is_active_son(son_id_type son_id) {
-   return my->is_active_son(son_id);
+bool peerplays_sidechain_plugin::is_active_son(sidechain_type sidechain, son_id_type son_id) {
+   return my->is_active_son(sidechain, son_id);
 }
 
 bool peerplays_sidechain_plugin::is_son_deregistered(son_id_type son_id) {
@@ -786,12 +866,12 @@ fc::ecc::private_key peerplays_sidechain_plugin::get_private_key(chain::public_k
    return my->get_private_key(public_key);
 }
 
-void peerplays_sidechain_plugin::log_son_proposal_retry(int op_type, object_id_type object_id) {
-   my->log_son_proposal_retry(op_type, object_id);
+void peerplays_sidechain_plugin::log_son_proposal_retry(sidechain_type sidechain, int op_type, object_id_type object_id) {
+   my->log_son_proposal_retry(sidechain, op_type, object_id);
 }
 
-bool peerplays_sidechain_plugin::can_son_participate(int op_type, object_id_type object_id) {
-   return my->can_son_participate(op_type, object_id);
+bool peerplays_sidechain_plugin::can_son_participate(sidechain_type sidechain, int op_type, object_id_type object_id) {
+   return my->can_son_participate(sidechain, op_type, object_id);
 }
 
 std::map<sidechain_type, std::vector<std::string>> peerplays_sidechain_plugin::get_son_listener_log() {

libraries/plugins/peerplays_sidechain/sidechain_net_handler.cpp

@@ -182,7 +182,7 @@ void sidechain_net_handler::sidechain_event_data_received(const sidechain_event_
                              ((sed.sidechain == sidechain_type::hive) && (sed.sidechain_currency.compare("HIVE") == 0)) ||
                              enable_peerplays_asset_deposits);
 
-   bool withdraw_condition = (sed.peerplays_to == gpo.parameters.son_account()) && (sed.sidechain == sidechain_type::peerplays) &&
+   bool withdraw_condition = (sed.peerplays_to == gpo.parameters.son_account()) && (sed.sidechain == sidechain) && //! Fixme -> sidechain_type::peerplays
                              ((sed.sidechain_currency == object_id_to_string(gpo.parameters.btc_asset())) ||
                               (sed.sidechain_currency == object_id_to_string(gpo.parameters.hbd_asset())) ||
                               (sed.sidechain_currency == object_id_to_string(gpo.parameters.hive_asset())));
@@ -191,7 +191,7 @@ void sidechain_net_handler::sidechain_event_data_received(const sidechain_event_
    if (deposit_condition) {
 
       for (son_id_type son_id : plugin.get_sons()) {
-         if (plugin.is_active_son(son_id)) {
+         if (plugin.is_active_son(sidechain, son_id)) {
 
             son_wallet_deposit_create_operation op;
             op.payer = plugin.get_son_object(son_id).son_account;
@@ -253,7 +253,7 @@ void sidechain_net_handler::sidechain_event_data_received(const sidechain_event_
       }
 
       for (son_id_type son_id : plugin.get_sons()) {
-         if (plugin.is_active_son(son_id)) {
+         if (plugin.is_active_son(sidechain, son_id)) {
 
             son_wallet_withdraw_create_operation op;
             op.payer = plugin.get_son_object(son_id).son_account;
@@ -297,7 +297,7 @@ void sidechain_net_handler::process_proposals() {
       const auto po = idx.find(proposal_id);
       if (po != idx.end()) {
 
-         if (po->available_active_approvals.find(plugin.get_current_son_object().son_account) != po->available_active_approvals.end()) {
+         if (po->available_active_approvals.find(plugin.get_current_son_object(sidechain).son_account) != po->available_active_approvals.end()) {
             continue;
          }
 
@@ -380,12 +380,12 @@ void sidechain_net_handler::process_proposals() {
             elog("==================================================");
          }
 
-         if (should_process && (op_idx_0 == chain::operation::tag<chain::sidechain_transaction_sign_operation>::value || plugin.can_son_participate(op_idx_0, object_id))) {
+         if (should_process && (op_idx_0 == chain::operation::tag<chain::sidechain_transaction_sign_operation>::value || plugin.can_son_participate(sidechain, op_idx_0, object_id))) {
             bool should_approve = process_proposal(*po);
             if (should_approve) {
-               if (approve_proposal(po->id, plugin.get_current_son_id())) {
+               if (approve_proposal(po->id, plugin.get_current_son_id(sidechain))) {
                   if (op_idx_0 != chain::operation::tag<chain::sidechain_transaction_sign_operation>::value) {
-                     plugin.log_son_proposal_retry(op_idx_0, object_id);
+                     plugin.log_son_proposal_retry(sidechain, op_idx_0, object_id);
                   }
                }
             }
@@ -399,14 +399,14 @@ void sidechain_net_handler::process_active_sons_change() {
 }
 
 void sidechain_net_handler::create_deposit_addresses() {
-   if (database.get_global_properties().active_sons.size() < database.get_chain_properties().immutable_parameters.min_son_count) {
+   if (database.get_global_properties().active_sons.at(sidechain).size() < database.get_chain_properties().immutable_parameters.min_son_count) {
       return;
    }
    process_sidechain_addresses();
 }
 
 void sidechain_net_handler::process_deposits() {
-   if (database.get_global_properties().active_sons.size() < database.get_chain_properties().immutable_parameters.min_son_count) {
+   if (database.get_global_properties().active_sons.at(sidechain).size() < database.get_chain_properties().immutable_parameters.min_son_count) {
       return;
    }
 
@@ -414,7 +414,7 @@ void sidechain_net_handler::process_deposits() {
    const auto &idx_range = idx.equal_range(std::make_tuple(sidechain, true, false));
 
    std::for_each(idx_range.first, idx_range.second, [&](const son_wallet_deposit_object &swdo) {
-      if (swdo.id == object_id_type(0, 0, 0) || !plugin.can_son_participate(chain::operation::tag<chain::son_wallet_deposit_process_operation>::value, swdo.id)) {
+      if (swdo.id == object_id_type(0, 0, 0) || !plugin.can_son_participate(sidechain, chain::operation::tag<chain::son_wallet_deposit_process_operation>::value, swdo.id)) {
          return;
       }
       //Ignore the deposits which are not valid anymore, considered refunds.
@@ -436,12 +436,12 @@ void sidechain_net_handler::process_deposits() {
          wlog("Deposit not processed: ${swdo}", ("swdo", swdo));
          return;
       }
-      plugin.log_son_proposal_retry(chain::operation::tag<chain::son_wallet_deposit_process_operation>::value, swdo.id);
+      plugin.log_son_proposal_retry(sidechain, chain::operation::tag<chain::son_wallet_deposit_process_operation>::value, swdo.id);
    });
 }
 
 void sidechain_net_handler::process_withdrawals() {
-   if (database.get_global_properties().active_sons.size() < database.get_chain_properties().immutable_parameters.min_son_count) {
+   if (database.get_global_properties().active_sons.at(sidechain).size() < database.get_chain_properties().immutable_parameters.min_son_count) {
       return;
    }
 
@@ -449,7 +449,7 @@ void sidechain_net_handler::process_withdrawals() {
    const auto &idx_range = idx.equal_range(std::make_tuple(sidechain, true, false));
 
    std::for_each(idx_range.first, idx_range.second, [&](const son_wallet_withdraw_object &swwo) {
-      if (swwo.id == object_id_type(0, 0, 0) || !plugin.can_son_participate(chain::operation::tag<chain::son_wallet_withdraw_process_operation>::value, swwo.id)) {
+      if (swwo.id == object_id_type(0, 0, 0) || !plugin.can_son_participate(sidechain, chain::operation::tag<chain::son_wallet_withdraw_process_operation>::value, swwo.id)) {
          return;
       }
 
@@ -461,7 +461,7 @@ void sidechain_net_handler::process_withdrawals() {
          wlog("Withdraw not processed: ${swwo}", ("swwo", swwo));
          return;
       }
-      plugin.log_son_proposal_retry(chain::operation::tag<chain::son_wallet_withdraw_process_operation>::value, swwo.id);
+      plugin.log_son_proposal_retry(sidechain, chain::operation::tag<chain::son_wallet_withdraw_process_operation>::value, swwo.id);
    });
 }
 
@@ -470,7 +470,7 @@ void sidechain_net_handler::process_sidechain_transactions() {
    const auto &idx_range = idx.equal_range(std::make_tuple(sidechain, sidechain_transaction_status::valid));
 
    std::for_each(idx_range.first, idx_range.second, [&](const sidechain_transaction_object &sto) {
-      if ((sto.id == object_id_type(0, 0, 0)) || !signer_expected(sto, plugin.get_current_son_id())) {
+      if ((sto.id == object_id_type(0, 0, 0)) || !signer_expected(sto, plugin.get_current_son_id(sidechain))) {
          return;
       }
 
@@ -485,13 +485,13 @@ void sidechain_net_handler::process_sidechain_transactions() {
 
       const chain::global_property_object &gpo = database.get_global_properties();
       sidechain_transaction_sign_operation sts_op;
-      sts_op.signer = plugin.get_current_son_id();
+      sts_op.signer = plugin.get_current_son_id(sidechain);
       sts_op.payer = gpo.parameters.son_account();
       sts_op.sidechain_transaction_id = sto.id;
       sts_op.signature = processed_sidechain_tx;
 
       proposal_create_operation proposal_op;
-      proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+      proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
       uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
       proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
       proposal_op.proposed_ops.emplace_back(sts_op);
@@ -500,7 +500,7 @@ void sidechain_net_handler::process_sidechain_transactions() {
          return;
       }
 
-      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
       try {
          trx.validate();
          database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -531,11 +531,11 @@ void sidechain_net_handler::send_sidechain_transactions() {
       }
 
       sidechain_transaction_send_operation sts_op;
-      sts_op.payer = plugin.get_current_son_object().son_account;
+      sts_op.payer = plugin.get_current_son_object(sidechain).son_account;
       sts_op.sidechain_transaction_id = sto.id;
       sts_op.sidechain_transaction = sidechain_transaction;
 
-      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), sts_op);
+      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), sts_op);
       try {
          trx.validate();
          database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -560,7 +560,7 @@ void sidechain_net_handler::settle_sidechain_transactions() {
          return;
       }
 
-      if (!plugin.can_son_participate(chain::operation::tag<chain::sidechain_transaction_settle_operation>::value, sto.object_id)) {
+      if (!plugin.can_son_participate(sidechain, chain::operation::tag<chain::sidechain_transaction_settle_operation>::value, sto.object_id)) {
          return;
       }
 
@@ -577,7 +577,7 @@ void sidechain_net_handler::settle_sidechain_transactions() {
       const chain::global_property_object &gpo = database.get_global_properties();
 
       proposal_create_operation proposal_op;
-      proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+      proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
       uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
       proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
 
@@ -605,13 +605,13 @@ void sidechain_net_handler::settle_sidechain_transactions() {
          }
       }
 
-      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
       try {
          trx.validate();
          database.push_transaction(trx, database::validation_steps::skip_block_size_check);
          if (plugin.app().p2p_node())
             plugin.app().p2p_node()->broadcast(net::trx_message(trx));
-         plugin.log_son_proposal_retry(chain::operation::tag<chain::sidechain_transaction_settle_operation>::value, sto.object_id);
+         plugin.log_son_proposal_retry(sidechain, chain::operation::tag<chain::sidechain_transaction_settle_operation>::value, sto.object_id);
       } catch (fc::exception &e) {
          elog("Sending proposal for sidechain transaction settle operation failed with exception ${e}", ("e", e.what()));
       }
@@ -673,7 +673,7 @@ void sidechain_net_handler::on_applied_block(const signed_block &b) {
             sidechain_event_data sed;
             sed.timestamp = database.head_block_time();
             sed.block_num = database.head_block_num();
-            sed.sidechain = sidechain_type::peerplays;
+            sed.sidechain = sidechain; //! Fixme -> sidechain_type::peerplays
             sed.sidechain_uid = sidechain_uid;
             sed.sidechain_transaction_id = trx.id().str();
             sed.sidechain_from = sidechain_from;

libraries/plugins/peerplays_sidechain/sidechain_net_handler_bitcoin.cpp

@@ -417,7 +417,7 @@ sidechain_net_handler_bitcoin::~sidechain_net_handler_bitcoin() {
 
 bool sidechain_net_handler_bitcoin::process_proposal(const proposal_object &po) {
 
-   // ilog("Proposal to process: ${po}, SON id ${son_id}", ("po", po.id)("son_id", plugin.get_current_son_id()));
+   //ilog("Proposal to process: ${po}, SON id ${son_id}", ("po", po.id)("son_id", plugin.get_current_son_id(sidechain)));
 
    bool should_approve = false;
 
@@ -451,8 +451,8 @@ bool sidechain_net_handler_bitcoin::process_proposal(const proposal_object &po)
       const auto swo = idx.find(swo_id);
       if (swo != idx.end()) {
 
-         auto active_sons = gpo.active_sons;
-         vector<son_info> wallet_sons = swo->sons;
+         const auto &active_sons = gpo.active_sons.at(sidechain);
+         vector<son_info> wallet_sons = swo->sons.at(sidechain);
 
          bool son_sets_equal = (active_sons.size() == wallet_sons.size());
 
@@ -463,10 +463,10 @@ bool sidechain_net_handler_bitcoin::process_proposal(const proposal_object &po)
          }
 
          if (son_sets_equal) {
-            auto active_sons = gpo.active_sons;
+            const auto &active_sons = gpo.active_sons.at(sidechain);
             vector<string> son_pubkeys_bitcoin;
             for (const son_info &si : active_sons) {
-               son_pubkeys_bitcoin.push_back(si.sidechain_public_keys.at(sidechain_type::bitcoin));
+               son_pubkeys_bitcoin.push_back(si.public_key);
             }
 
             string reply_str = create_primary_wallet_address(active_sons);
@@ -676,7 +676,7 @@ bool sidechain_net_handler_bitcoin::process_proposal(const proposal_object &po)
 
       read_transaction_data(sto->transaction, tx_hex, in_amounts, redeem_script);
       bitcoin_transaction tx = unpack(parse_hex(tx_hex));
-      bitcoin::bytes pubkey = parse_hex(son->sidechain_public_keys.at(sidechain_type::bitcoin));
+      bitcoin::bytes pubkey = parse_hex(son->sidechain_public_keys.at(sidechain));
       vector<bitcoin::bytes> sigs = read_byte_arrays_from_string(signature);
       for (size_t i = 0; i < tx.vin.size(); i++) {
          const auto &sighash_str = get_signature_hash(tx, parse_hex(redeem_script), static_cast<int64_t>(in_amounts[i]), i, 1, true).str();
@@ -706,8 +706,8 @@ void sidechain_net_handler_bitcoin::process_primary_wallet() {
    const auto &active_sw = swi.rbegin();
    if (active_sw != swi.rend()) {
 
-      if ((active_sw->addresses.find(sidechain_type::bitcoin) == active_sw->addresses.end()) ||
-          (active_sw->addresses.at(sidechain_type::bitcoin).empty())) {
+      if ((active_sw->addresses.find(sidechain) == active_sw->addresses.end()) ||
+          (active_sw->addresses.at(sidechain).empty())) {
 
          if (proposal_exists(chain::operation::tag<chain::son_wallet_update_operation>::value, active_sw->id)) {
             return;
@@ -715,19 +715,19 @@ void sidechain_net_handler_bitcoin::process_primary_wallet() {
 
          const chain::global_property_object &gpo = database.get_global_properties();
 
-         auto active_sons = gpo.active_sons;
+         const auto &active_sons = gpo.active_sons.at(sidechain);
          string reply_str = create_primary_wallet_address(active_sons);
 
          std::stringstream active_pw_ss(reply_str);
          boost::property_tree::ptree active_pw_pt;
          boost::property_tree::read_json(active_pw_ss, active_pw_pt);
          if (active_pw_pt.count("error") && active_pw_pt.get_child("error").empty()) {
-            if (!plugin.can_son_participate(chain::operation::tag<chain::son_wallet_update_operation>::value, active_sw->id)) {
+            if (!plugin.can_son_participate(sidechain, chain::operation::tag<chain::son_wallet_update_operation>::value, active_sw->id)) {
                return;
             }
 
             proposal_create_operation proposal_op;
-            proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+            proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
             uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
             proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
 
@@ -737,7 +737,7 @@ void sidechain_net_handler_bitcoin::process_primary_wallet() {
             son_wallet_update_operation swu_op;
             swu_op.payer = gpo.parameters.son_account();
             swu_op.son_wallet_id = active_sw->id;
-            swu_op.sidechain = sidechain_type::bitcoin;
+            swu_op.sidechain = sidechain;
             swu_op.address = res.str();
 
             proposal_op.proposed_ops.emplace_back(swu_op);
@@ -752,18 +752,18 @@ void sidechain_net_handler_bitcoin::process_primary_wallet() {
                   stc_op.object_id = prev_sw->id;
                   stc_op.sidechain = sidechain;
                   stc_op.transaction = tx_str;
-                  stc_op.signers = prev_sw->sons;
+                  stc_op.signers = prev_sw->sons.at(sidechain);
                   proposal_op.proposed_ops.emplace_back(stc_op);
                }
             }
 
-            signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+            signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
             try {
                trx.validate();
                database.push_transaction(trx, database::validation_steps::skip_block_size_check);
                if (plugin.app().p2p_node())
                   plugin.app().p2p_node()->broadcast(net::trx_message(trx));
-               plugin.log_son_proposal_retry(chain::operation::tag<chain::son_wallet_update_operation>::value, active_sw->id);
+               plugin.log_son_proposal_retry(sidechain, chain::operation::tag<chain::son_wallet_update_operation>::value, active_sw->id);
             } catch (fc::exception &e) {
                elog("Sending proposal for son wallet update operation failed with exception ${e}", ("e", e.what()));
                return;
@@ -778,9 +778,8 @@ void sidechain_net_handler_bitcoin::process_sidechain_addresses() {
 
    const chain::global_property_object &gpo = database.get_global_properties();
    std::vector<std::pair<fc::ecc::public_key, uint16_t>> pubkeys;
-   for (auto &son : gpo.active_sons) {
-      std::string pub_key_str = son.sidechain_public_keys.at(sidechain_type::bitcoin);
-      auto pubkey = fc::ecc::public_key(create_public_key_data(parse_hex(pub_key_str)));
+   for (auto &son : gpo.active_sons.at(sidechain)) {
+      auto pubkey = fc::ecc::public_key(create_public_key_data(parse_hex(son.public_key)));
       pubkeys.push_back(std::make_pair(pubkey, son.weight));
    }
 
@@ -800,7 +799,7 @@ void sidechain_net_handler_bitcoin::process_sidechain_addresses() {
 
                           if (addr.get_address() != sao.deposit_address) {
                              sidechain_address_update_operation op;
-                             op.payer = plugin.get_current_son_object().son_account;
+                             op.payer = plugin.get_current_son_object(sidechain).son_account;
                              op.sidechain_address_id = sao.id;
                              op.sidechain_address_account = sao.sidechain_address_account;
                              op.sidechain = sao.sidechain;
@@ -810,7 +809,7 @@ void sidechain_net_handler_bitcoin::process_sidechain_addresses() {
                              op.withdraw_public_key = sao.withdraw_public_key;
                              op.withdraw_address = sao.withdraw_address;
 
-                             signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), op);
+                             signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), op);
                              try {
                                 trx.validate();
                                 database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -842,7 +841,7 @@ bool sidechain_net_handler_bitcoin::process_deposit(const son_wallet_deposit_obj
       const chain::global_property_object &gpo = database.get_global_properties();
 
       proposal_create_operation proposal_op;
-      proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+      proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
       uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
       proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
 
@@ -856,10 +855,10 @@ bool sidechain_net_handler_bitcoin::process_deposit(const son_wallet_deposit_obj
       stc_op.object_id = swdo.id;
       stc_op.sidechain = sidechain;
       stc_op.transaction = tx_str;
-      stc_op.signers = gpo.active_sons;
+      stc_op.signers = gpo.active_sons.at(sidechain);
       proposal_op.proposed_ops.emplace_back(stc_op);
 
-      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
       try {
          trx.validate();
          database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -886,7 +885,7 @@ bool sidechain_net_handler_bitcoin::process_withdrawal(const son_wallet_withdraw
       const chain::global_property_object &gpo = database.get_global_properties();
 
       proposal_create_operation proposal_op;
-      proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+      proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
       uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
       proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
 
@@ -900,10 +899,10 @@ bool sidechain_net_handler_bitcoin::process_withdrawal(const son_wallet_withdraw
       stc_op.object_id = swwo.id;
       stc_op.sidechain = sidechain;
       stc_op.transaction = tx_str;
-      stc_op.signers = gpo.active_sons;
+      stc_op.signers = gpo.active_sons.at(sidechain);
       proposal_op.proposed_ops.emplace_back(stc_op);
 
-      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
       try {
          trx.validate();
          database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -951,8 +950,7 @@ bool sidechain_net_handler_bitcoin::settle_sidechain_transaction(const sidechain
    using namespace bitcoin;
    std::vector<std::pair<fc::ecc::public_key, uint16_t>> pubkey_weights;
    for (auto si : sto.signers) {
-      std::string pub_key_str = si.sidechain_public_keys.at(sidechain_type::bitcoin);
-      auto pub_key = fc::ecc::public_key(create_public_key_data(parse_hex(pub_key_str)));
+      auto pub_key = fc::ecc::public_key(create_public_key_data(parse_hex(si.public_key)));
       pubkey_weights.push_back(std::make_pair(pub_key, si.weight));
    }
    btc_weighted_multisig_address addr(pubkey_weights, network_type);
@@ -1001,8 +999,7 @@ std::string sidechain_net_handler_bitcoin::create_primary_wallet_address(const s
 
    std::vector<std::pair<fc::ecc::public_key, uint16_t>> pubkey_weights;
    for (auto &son : son_pubkeys) {
-      std::string pub_key_str = son.sidechain_public_keys.at(sidechain_type::bitcoin);
-      auto pub_key = fc::ecc::public_key(create_public_key_data(parse_hex(pub_key_str)));
+      auto pub_key = fc::ecc::public_key(create_public_key_data(parse_hex(son.public_key)));
       pubkey_weights.push_back(std::make_pair(pub_key, son.weight));
    }
 
@@ -1019,7 +1016,7 @@ std::string sidechain_net_handler_bitcoin::create_primary_wallet_address(const s
 
 std::string sidechain_net_handler_bitcoin::create_primary_wallet_transaction(const son_wallet_object &prev_swo, std::string new_sw_address) {
 
-   const auto &address_data = prev_swo.addresses.find(sidechain_type::bitcoin);
+   const auto &address_data = prev_swo.addresses.find(sidechain);
    if (address_data == prev_swo.addresses.end()) {
       return "";
    }
@@ -1070,12 +1067,12 @@ std::string sidechain_net_handler_bitcoin::create_primary_wallet_transaction(con
 std::string sidechain_net_handler_bitcoin::create_deposit_transaction(const son_wallet_deposit_object &swdo) {
    const auto &idx = database.get_index_type<son_wallet_index>().indices().get<by_id>();
    auto obj = idx.rbegin();
-   if (obj == idx.rend() || obj->addresses.find(sidechain_type::bitcoin) == obj->addresses.end()) {
+   if (obj == idx.rend() || obj->addresses.find(sidechain) == obj->addresses.end()) {
       return "";
    }
    // Get redeem script for deposit address
    std::string redeem_script = get_redeemscript_for_userdeposit(swdo.sidechain_from);
-   std::string pw_address_json = obj->addresses.find(sidechain_type::bitcoin)->second;
+   std::string pw_address_json = obj->addresses.find(sidechain)->second;
 
    std::stringstream ss(pw_address_json);
    boost::property_tree::ptree json;
@@ -1117,11 +1114,11 @@ std::string sidechain_net_handler_bitcoin::create_deposit_transaction(const son_
 std::string sidechain_net_handler_bitcoin::create_withdrawal_transaction(const son_wallet_withdraw_object &swwo) {
    const auto &idx = database.get_index_type<son_wallet_index>().indices().get<by_id>();
    auto obj = idx.rbegin();
-   if (obj == idx.rend() || obj->addresses.find(sidechain_type::bitcoin) == obj->addresses.end()) {
+   if (obj == idx.rend() || obj->addresses.find(sidechain) == obj->addresses.end()) {
       return "";
    }
 
-   std::string pw_address_json = obj->addresses.find(sidechain_type::bitcoin)->second;
+   std::string pw_address_json = obj->addresses.find(sidechain)->second;
 
    std::stringstream ss(pw_address_json);
    boost::property_tree::ptree json;
@@ -1186,7 +1183,7 @@ std::string sidechain_net_handler_bitcoin::create_transaction(const std::vector<
 
 std::string sidechain_net_handler_bitcoin::sign_transaction(const sidechain_transaction_object &sto) {
    using namespace bitcoin;
-   std::string pubkey = plugin.get_current_son_object().sidechain_public_keys.at(sidechain);
+   std::string pubkey = plugin.get_current_son_object(sidechain).sidechain_public_keys.at(sidechain);
    std::string prvkey = get_private_key(pubkey);
    std::vector<uint64_t> in_amounts;
    std::string tx_hex;
@@ -1302,14 +1299,13 @@ std::string sidechain_net_handler_bitcoin::get_redeemscript_for_userdeposit(cons
 
    const auto &idx = database.get_index_type<son_wallet_index>().indices().get<by_id>();
    auto obj = idx.rbegin();
-   if (obj == idx.rend() || obj->addresses.find(sidechain_type::bitcoin) == obj->addresses.end()) {
+   if (obj == idx.rend() || obj->addresses.find(sidechain) == obj->addresses.end()) {
       return "";
    }
 
    std::vector<std::pair<fc::ecc::public_key, uint16_t>> pubkey_weights;
-   for (auto &son : obj->sons) {
-      std::string pub_key_str = son.sidechain_public_keys.at(sidechain_type::bitcoin);
-      auto pub_key = fc::ecc::public_key(create_public_key_data(parse_hex(pub_key_str)));
+   for (auto &son : obj->sons.at(sidechain)) {
+      auto pub_key = fc::ecc::public_key(create_public_key_data(parse_hex(son.public_key)));
       pubkey_weights.push_back(std::make_pair(pub_key, son.weight));
    }
    auto user_pub_key = fc::ecc::public_key(create_public_key_data(parse_hex(addr_itr->deposit_public_key)));

libraries/plugins/peerplays_sidechain/sidechain_net_handler_factory.cpp

@@ -0,0 +1,31 @@
+#include <graphene/peerplays_sidechain/sidechain_net_handler_factory.hpp>
+
+#include <graphene/peerplays_sidechain/sidechain_net_handler_bitcoin.hpp>
+#include <graphene/peerplays_sidechain/sidechain_net_handler_hive.hpp>
+#include <graphene/peerplays_sidechain/sidechain_net_handler_peerplays.hpp>
+
+namespace graphene { namespace peerplays_sidechain {
+
+sidechain_net_handler_factory::sidechain_net_handler_factory(peerplays_sidechain_plugin &_plugin) :
+      plugin(_plugin) {
+}
+
+std::unique_ptr<sidechain_net_handler> sidechain_net_handler_factory::create_handler(sidechain_type sidechain, const boost::program_options::variables_map &options) const {
+   switch (sidechain) {
+   case sidechain_type::bitcoin: {
+      return std::unique_ptr<sidechain_net_handler>(new sidechain_net_handler_bitcoin(plugin, options));
+   }
+   case sidechain_type::hive: {
+      return std::unique_ptr<sidechain_net_handler>(new sidechain_net_handler_hive(plugin, options));
+   }
+   case sidechain_type::peerplays: {
+      return std::unique_ptr<sidechain_net_handler>(new sidechain_net_handler_peerplays(plugin, options));
+   }
+   default:
+      assert(false);
+   }
+
+   return nullptr;
+}
+
+}} // namespace graphene::peerplays_sidechain

libraries/plugins/peerplays_sidechain/sidechain_net_handler_hive.cpp

@@ -180,7 +180,7 @@ sidechain_net_handler_hive::~sidechain_net_handler_hive() {
 }
 
 bool sidechain_net_handler_hive::process_proposal(const proposal_object &po) {
-   //ilog("Proposal to process: ${po}, SON id ${son_id}", ("po", po.id)("son_id", plugin.get_current_son_id()));
+   //ilog("Proposal to process: ${po}, SON id ${son_id}", ("po", po.id)("son_id", plugin.get_current_son_id(sidechain)));
 
    bool should_approve = false;
 
@@ -213,8 +213,8 @@ bool sidechain_net_handler_hive::process_proposal(const proposal_object &po) {
       const auto swo = idx.find(swo_id);
       if (swo != idx.end()) {
 
-         auto active_sons = gpo.active_sons;
-         vector<son_info> wallet_sons = swo->sons;
+         auto active_sons = gpo.active_sons.at(sidechain);
+         vector<son_info> wallet_sons = swo->sons.at(sidechain);
 
          bool son_sets_equal = (active_sons.size() == wallet_sons.size());
 
@@ -251,7 +251,7 @@ bool sidechain_net_handler_hive::process_proposal(const proposal_object &po) {
                      uint32_t total_weight = 0;
                      for (const auto &wallet_son : wallet_sons) {
                         total_weight = total_weight + wallet_son.weight;
-                        account_auths[wallet_son.sidechain_public_keys.at(sidechain)] = wallet_son.weight;
+                        account_auths[wallet_son.public_key] = wallet_son.weight;
                      }
 
                      std::string memo_key = node_rpc_client->get_account_memo_key("son-account");
@@ -487,12 +487,12 @@ void sidechain_net_handler_hive::process_primary_wallet() {
 
          const chain::global_property_object &gpo = database.get_global_properties();
 
-         auto active_sons = gpo.active_sons;
+         const auto &active_sons = gpo.active_sons.at(sidechain);
          fc::flat_map<std::string, uint16_t> account_auths;
          uint32_t total_weight = 0;
          for (const auto &active_son : active_sons) {
             total_weight = total_weight + active_son.weight;
-            account_auths[active_son.sidechain_public_keys.at(sidechain)] = active_son.weight;
+            account_auths[active_son.public_key] = active_son.weight;
          }
 
          std::string memo_key = node_rpc_client->get_account_memo_key("son-account");
@@ -530,7 +530,7 @@ void sidechain_net_handler_hive::process_primary_wallet() {
          }
 
          proposal_create_operation proposal_op;
-         proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+         proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
          uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
          proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
 
@@ -547,11 +547,11 @@ void sidechain_net_handler_hive::process_primary_wallet() {
          stc_op.object_id = active_sw->id;
          stc_op.sidechain = sidechain;
          stc_op.transaction = tx_str;
-         stc_op.signers = gpo.active_sons;
+         stc_op.signers = gpo.active_sons.at(sidechain);
 
          proposal_op.proposed_ops.emplace_back(stc_op);
 
-         signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+         signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
          try {
             trx.validate();
             database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -575,7 +575,7 @@ void sidechain_net_handler_hive::process_sidechain_addresses() {
                     if (sao.expires == time_point_sec::maximum()) {
                        if (sao.deposit_address == "") {
                           sidechain_address_update_operation op;
-                          op.payer = plugin.get_current_son_object().son_account;
+                          op.payer = plugin.get_current_son_object(sidechain).son_account;
                           op.sidechain_address_id = sao.id;
                           op.sidechain_address_account = sao.sidechain_address_account;
                           op.sidechain = sao.sidechain;
@@ -585,7 +585,7 @@ void sidechain_net_handler_hive::process_sidechain_addresses() {
                           op.withdraw_public_key = sao.withdraw_public_key;
                           op.withdraw_address = sao.withdraw_address;
 
-                          signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), op);
+                          signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), op);
                           try {
                              trx.validate();
                              database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -617,7 +617,7 @@ bool sidechain_net_handler_hive::process_deposit(const son_wallet_deposit_object
    }
 
    proposal_create_operation proposal_op;
-   proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+   proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
    uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
    proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
 
@@ -633,7 +633,7 @@ bool sidechain_net_handler_hive::process_deposit(const son_wallet_deposit_object
    ai_op.issue_to_account = swdo.peerplays_from;
    proposal_op.proposed_ops.emplace_back(ai_op);
 
-   signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+   signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
    try {
       trx.validate();
       database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -690,7 +690,7 @@ bool sidechain_net_handler_hive::process_withdrawal(const son_wallet_withdraw_ob
    //=====
 
    proposal_create_operation proposal_op;
-   proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+   proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
    uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
    proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
 
@@ -704,10 +704,10 @@ bool sidechain_net_handler_hive::process_withdrawal(const son_wallet_withdraw_ob
    stc_op.object_id = swwo.id;
    stc_op.sidechain = sidechain;
    stc_op.transaction = tx_str;
-   stc_op.signers = gpo.active_sons;
+   stc_op.signers = gpo.active_sons.at(sidechain);
    proposal_op.proposed_ops.emplace_back(stc_op);
 
-   signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+   signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
    try {
       trx.validate();
       database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -730,7 +730,7 @@ std::string sidechain_net_handler_hive::process_sidechain_transaction(const side
    std::string chain_id_str = node_rpc_client->get_chain_id();
    const hive::chain_id_type chain_id(chain_id_str);
 
-   fc::optional<fc::ecc::private_key> privkey = graphene::utilities::wif_to_key(get_private_key(plugin.get_current_son_object().sidechain_public_keys.at(sidechain)));
+   fc::optional<fc::ecc::private_key> privkey = graphene::utilities::wif_to_key(get_private_key(plugin.get_current_son_object(sidechain).sidechain_public_keys.at(sidechain)));
    signature_type st = htrx.sign(*privkey, chain_id);
 
    std::stringstream ss_st;

libraries/plugins/peerplays_sidechain/sidechain_net_handler_peerplays.cpp

@@ -53,7 +53,7 @@ sidechain_net_handler_peerplays::~sidechain_net_handler_peerplays() {
 
 bool sidechain_net_handler_peerplays::process_proposal(const proposal_object &po) {
 
-   ilog("Proposal to process: ${po}, SON id ${son_id}", ("po", po.id)("son_id", plugin.get_current_son_id()));
+   ilog("Proposal to process: ${po}, SON id ${son_id}", ("po", po.id)("son_id", plugin.get_current_son_id(sidechain)));
 
    bool should_approve = false;
 
@@ -140,7 +140,7 @@ void sidechain_net_handler_peerplays::process_sidechain_addresses() {
                     if (sao.expires == time_point_sec::maximum()) {
                        if (sao.deposit_address == "") {
                           sidechain_address_update_operation op;
-                          op.payer = plugin.get_current_son_object().son_account;
+                          op.payer = plugin.get_current_son_object(sidechain).son_account;
                           op.sidechain_address_id = sao.id;
                           op.sidechain_address_account = sao.sidechain_address_account;
                           op.sidechain = sao.sidechain;
@@ -150,7 +150,7 @@ void sidechain_net_handler_peerplays::process_sidechain_addresses() {
                           op.withdraw_public_key = sao.withdraw_public_key;
                           op.withdraw_address = sao.withdraw_address;
 
-                          signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), op);
+                          signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), op);
                           try {
                              trx.validate();
                              database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -197,15 +197,15 @@ bool sidechain_net_handler_peerplays::process_deposit(const son_wallet_deposit_o
       stc_op.object_id = swdo.id;
       stc_op.sidechain = sidechain;
       stc_op.transaction = tx_str;
-      stc_op.signers = gpo.active_sons;
+      stc_op.signers = gpo.active_sons.at(sidechain);
 
       proposal_create_operation proposal_op;
-      proposal_op.fee_paying_account = plugin.get_current_son_object().son_account;
+      proposal_op.fee_paying_account = plugin.get_current_son_object(sidechain).son_account;
       proposal_op.proposed_ops.emplace_back(stc_op);
       uint32_t lifetime = (gpo.parameters.block_interval * gpo.active_witnesses.size()) * 3;
       proposal_op.expiration_time = time_point_sec(database.head_block_time().sec_since_epoch() + lifetime);
 
-      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id()), proposal_op);
+      signed_transaction trx = database.create_signed_transaction(plugin.get_private_key(plugin.get_current_son_id(sidechain)), proposal_op);
       try {
          trx.validate();
          database.push_transaction(trx, database::validation_steps::skip_block_size_check);
@@ -230,7 +230,7 @@ std::string sidechain_net_handler_peerplays::process_sidechain_transaction(const
    signed_transaction trx;
    fc::raw::unpack(ss_trx, trx, 1000);
 
-   fc::optional<fc::ecc::private_key> privkey = graphene::utilities::wif_to_key(get_private_key(plugin.get_current_son_object().sidechain_public_keys.at(sidechain)));
+   fc::optional<fc::ecc::private_key> privkey = graphene::utilities::wif_to_key(get_private_key(plugin.get_current_son_object(sidechain).sidechain_public_keys.at(sidechain)));
    signature_type st = trx.sign(*privkey, database.get_chain_id());
 
    std::stringstream ss_st;

libraries/plugins/peerplays_sidechain/sidechain_net_manager.cpp

@@ -1,112 +0,0 @@
-#include <graphene/peerplays_sidechain/sidechain_net_manager.hpp>
-
-#include <fc/log/logger.hpp>
-#include <graphene/chain/son_wallet_object.hpp>
-#include <graphene/peerplays_sidechain/sidechain_net_handler_bitcoin.hpp>
-#include <graphene/peerplays_sidechain/sidechain_net_handler_hive.hpp>
-#include <graphene/peerplays_sidechain/sidechain_net_handler_peerplays.hpp>
-
-namespace graphene { namespace peerplays_sidechain {
-
-sidechain_net_manager::sidechain_net_manager(peerplays_sidechain_plugin &_plugin) :
-      plugin(_plugin),
-      database(_plugin.database()) {
-
-   //database.applied_block.connect([&](const signed_block &b) {
-   //   on_applied_block(b);
-   //});
-}
-
-sidechain_net_manager::~sidechain_net_manager() {
-}
-
-bool sidechain_net_manager::create_handler(sidechain_type sidechain, const boost::program_options::variables_map &options) {
-
-   bool ret_val = false;
-
-   switch (sidechain) {
-   case sidechain_type::bitcoin: {
-      std::unique_ptr<sidechain_net_handler> h = std::unique_ptr<sidechain_net_handler>(new sidechain_net_handler_bitcoin(plugin, options));
-      net_handlers.push_back(std::move(h));
-      ret_val = true;
-      break;
-   }
-   case sidechain_type::hive: {
-      std::unique_ptr<sidechain_net_handler> h = std::unique_ptr<sidechain_net_handler>(new sidechain_net_handler_hive(plugin, options));
-      net_handlers.push_back(std::move(h));
-      ret_val = true;
-      break;
-   }
-   case sidechain_type::peerplays: {
-      std::unique_ptr<sidechain_net_handler> h = std::unique_ptr<sidechain_net_handler>(new sidechain_net_handler_peerplays(plugin, options));
-      net_handlers.push_back(std::move(h));
-      ret_val = true;
-      break;
-   }
-   default:
-      assert(false);
-   }
-
-   return ret_val;
-}
-
-void sidechain_net_manager::process_proposals() {
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      net_handlers.at(i)->process_proposals();
-   }
-}
-
-void sidechain_net_manager::process_active_sons_change() {
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      net_handlers.at(i)->process_active_sons_change();
-   }
-}
-
-void sidechain_net_manager::create_deposit_addresses() {
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      net_handlers.at(i)->create_deposit_addresses();
-   }
-}
-
-void sidechain_net_manager::process_deposits() {
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      net_handlers.at(i)->process_deposits();
-   }
-}
-
-void sidechain_net_manager::process_withdrawals() {
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      net_handlers.at(i)->process_withdrawals();
-   }
-}
-
-void sidechain_net_manager::process_sidechain_transactions() {
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      net_handlers.at(i)->process_sidechain_transactions();
-   }
-}
-
-void sidechain_net_manager::send_sidechain_transactions() {
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      net_handlers.at(i)->send_sidechain_transactions();
-   }
-}
-
-void sidechain_net_manager::settle_sidechain_transactions() {
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      net_handlers.at(i)->settle_sidechain_transactions();
-   }
-}
-
-std::map<sidechain_type, std::vector<std::string>> sidechain_net_manager::get_son_listener_log() {
-   std::map<sidechain_type, std::vector<std::string>> result;
-   for (size_t i = 0; i < net_handlers.size(); i++) {
-      result[net_handlers.at(i)->get_sidechain()] = net_handlers.at(i)->get_son_listener_log();
-   }
-   return result;
-}
-
-void sidechain_net_manager::on_applied_block(const signed_block &b) {
-}
-
-}} // namespace graphene::peerplays_sidechain

libraries/wallet/include/graphene/wallet/wallet.hpp

@@ -1610,6 +1610,7 @@ class wallet_api
        *
        * @param voting_account the name or id of the account who is voting with their shares
        * @param son the name or id of the SONs' owner account
+       * @param sidechain the name of the sidechain
        * @param approve true if you wish to vote in favor of that SON, false to
        *                remove your vote in favor of that SON
        * @param broadcast true if you wish to broadcast the transaction
@@ -1617,6 +1618,7 @@ class wallet_api
        */
       signed_transaction vote_for_son(string voting_account,
                                              string son,
+                                             sidechain_type sidechain,
                                              bool approve,
                                              bool broadcast = false);
 
@@ -1640,6 +1642,8 @@ class wallet_api
        * @param sons_to_reject the names or ids of the SONs owner accounts you wish
        *                            to reject (these will be removed from the list of SONs
        *                            you currently approve).  This list can be empty.
+       * @param sidechain the name of the sidechain
+       *
        * @param desired_number_of_sons the number of SONs you believe the network
        *                                    should have.  You must vote for at least this many
        *                                    SONs.  You can set this to 0 to abstain from
@@ -1650,6 +1654,7 @@ class wallet_api
       signed_transaction update_son_votes(string voting_account,
                                               std::vector<std::string> sons_to_approve,
                                               std::vector<std::string> sons_to_reject,
+                                              sidechain_type sidechain,
                                               uint16_t desired_number_of_sons,
                                               bool broadcast = false);
 

libraries/wallet/wallet.cpp

@@ -2230,69 +2230,99 @@ public:
          return sign_transaction( tx, broadcast );
    } FC_CAPTURE_AND_RETHROW( (owner_account) ) }
 
+   //! Fixme - do we need to specify sidechain_type as params here?
    map<string, son_id_type> list_active_sons()
-   { try {
-      global_property_object gpo = get_global_properties();
-      vector<son_id_type> son_ids;
-      son_ids.reserve(gpo.active_sons.size());
-      std::transform(gpo.active_sons.begin(), gpo.active_sons.end(),
-                     std::inserter(son_ids, son_ids.end()),
-                     [](const son_info& swi) {
-         return swi.son_id;
-      });
-      std::vector<fc::optional<son_object>> son_objects = _remote_db->get_sons(son_ids);
-      vector<std::string> owners;
-      for(auto obj: son_objects)
+   {
+      try
       {
-         std::string acc_id = account_id_to_string(obj->son_account);
-         owners.push_back(acc_id);
-      }
-      vector< optional< account_object> > accs = _remote_db->get_accounts(owners);
-      std::remove_if(son_objects.begin(), son_objects.end(),
-                     [](const fc::optional<son_object>& obj) -> bool { return obj.valid(); });
-      map<string, son_id_type> result;
-      std::transform(accs.begin(), accs.end(), son_objects.begin(),
-                     std::inserter(result, result.end()),
-                     [](fc::optional<account_object>& acct, fc::optional<son_object> son) {
-                        FC_ASSERT(acct, "Invalid active SONs list in global properties.");
-                        return std::make_pair<string, son_id_type>(string(acct->name), std::move(son->id));
-                     });
-      return result;
-   } FC_CAPTURE_AND_RETHROW() }
-
-   map<son_id_type, string> get_son_network_status()
-   { try {
-      global_property_object gpo = get_global_properties();
-      vector<son_id_type> son_ids;
-      son_ids.reserve(gpo.active_sons.size());
-      std::transform(gpo.active_sons.begin(), gpo.active_sons.end(),
-                     std::inserter(son_ids, son_ids.end()),
-                     [](const son_info& swi) {
-         return swi.son_id;
-      });
-
-      map<son_id_type, string> result;
-      std::vector<fc::optional<son_object>> son_objects = _remote_db->get_sons(son_ids);
-      for(auto son_obj: son_objects) {
-         string status;
-         if (son_obj) {
-            son_statistics_object sso = get_object(son_obj->statistics);
-            if (sso.last_active_timestamp + fc::seconds(gpo.parameters.son_heartbeat_frequency()) > time_point::now()) {
-               status = "OK, regular SON heartbeat";
-            } else {
-               if (sso.last_active_timestamp + fc::seconds(gpo.parameters.son_down_time()) > time_point::now()) {
-                  status = "OK, irregular SON heartbeat, but not triggering SON down proposal";
-               } else {
-                  status = "NOT OK, irregular SON heartbeat, triggering SON down proposal";
-               }
-            }
-         } else {
-            status = "NOT OK, invalid SON id";
+         const global_property_object& gpo = get_global_properties();
+         set<son_id_type> son_ids_set;
+         for(const auto& active_sidechain_type : active_sidechain_types)
+         {
+            std::transform(gpo.active_sons.at(active_sidechain_type).cbegin(), gpo.active_sons.at(active_sidechain_type).cend(),
+                           std::inserter(son_ids_set, son_ids_set.end()),
+                           [](const son_info &swi) {
+                              return swi.son_id;
+                           });
          }
-         result[son_obj->id] = status;
+         vector<son_id_type> son_ids;
+         son_ids.reserve(son_ids_set.size());
+         for(const auto& son_id : son_ids_set)
+         {
+            son_ids.emplace_back(son_id);
+         }
+
+         std::vector<fc::optional<son_object>> son_objects = _remote_db->get_sons(son_ids);
+         vector<std::string> owners;
+         for(auto obj: son_objects)
+         {
+            std::string acc_id = account_id_to_string(obj->son_account);
+            owners.push_back(acc_id);
+         }
+         vector< optional< account_object> > accs = _remote_db->get_accounts(owners);
+         std::remove_if(son_objects.begin(), son_objects.end(),
+                        [](const fc::optional<son_object>& obj) -> bool { return obj.valid(); });
+         map<string, son_id_type> result;
+         std::transform(accs.begin(), accs.end(), son_objects.begin(),
+                        std::inserter(result, result.end()),
+                        [](fc::optional<account_object>& acct, fc::optional<son_object> son) {
+                           FC_ASSERT(acct, "Invalid active SONs list in global properties.");
+                           return std::make_pair<string, son_id_type>(string(acct->name), std::move(son->id));
+                        });
+         return result;
       }
-      return result;
-   } FC_CAPTURE_AND_RETHROW() }
+      FC_CAPTURE_AND_RETHROW()
+   }
+
+   //! Fixme - do we need to specify sidechain_type as params here?
+   map<son_id_type, string> get_son_network_status()
+   {
+      try
+      {
+         const global_property_object& gpo = get_global_properties();
+
+         set<son_id_type> son_ids_set;
+         for(const auto& active_sidechain_type : active_sidechain_types) {
+            std::transform(gpo.active_sons.at(active_sidechain_type).cbegin(), gpo.active_sons.at(active_sidechain_type).cend(),
+                           std::inserter(son_ids_set, son_ids_set.end()),
+                           [](const son_info &swi) {
+               return swi.son_id;
+            });
+         }
+         vector<son_id_type> son_ids;
+         son_ids.reserve(son_ids_set.size());
+         std::transform(son_ids_set.cbegin(), son_ids_set.cend(),
+                        std::inserter(son_ids, son_ids.end()),
+                        [](const son_id_type& sit) {
+            return sit;
+         });
+
+         map<son_id_type, string> result;
+         std::vector<fc::optional<son_object>> son_objects = _remote_db->get_sons(son_ids);
+         for(auto son_obj: son_objects) {
+            string status;
+            if (son_obj) {
+               son_statistics_object sso = get_object(son_obj->statistics);
+               for(const auto& active_sidechain_type : active_sidechain_types) {
+                  if (sso.last_active_timestamp.at(active_sidechain_type) + fc::seconds(gpo.parameters.son_heartbeat_frequency()) > time_point::now()) {
+                     status = "[OK, regular SON heartbeat for sidechain " + std::to_string(static_cast<unsigned int>(active_sidechain_type)) + "] ";
+                  } else {
+                     if (sso.last_active_timestamp.at(active_sidechain_type) + fc::seconds(gpo.parameters.son_down_time()) > time_point::now()) {
+                        status = "[OK, irregular SON heartbeat, but not triggering SON down proposal for sidechain " + std::to_string(static_cast<unsigned int>(active_sidechain_type)) + "] ";
+                     } else {
+                        status = "[NOT OK, irregular SON heartbeat, triggering SON down proposal for sidechain " + std::to_string(static_cast<unsigned int>(active_sidechain_type)) + "] ";
+                     }
+                  }
+               }
+            } else {
+               status = "NOT OK, invalid SON id";
+            }
+            result[son_obj->id] = status;
+         }
+         return result;
+      }
+      FC_CAPTURE_AND_RETHROW()
+   }
 
    optional<son_wallet_object> get_active_son_wallet()
    { try {
@@ -2800,6 +2830,7 @@ public:
 
    signed_transaction vote_for_son(string voting_account,
                                         string son,
+                                        sidechain_type sidechain,
                                         bool approve,
                                         bool broadcast /* = false */)
    { try {
@@ -2813,19 +2844,20 @@ public:
       account_object voting_account_object = get_account(voting_account);
       account_id_type son_account_id = get_account_id(son);
       fc::optional<son_object> son_obj = _remote_db->get_son_by_account_id(son_account_id);
-      if (!son_obj)
-         FC_THROW("Account ${son} is not registered as a son", ("son", son));
+      FC_ASSERT(son_obj, "Account ${son} is not registered as a son", ("son", son));
+      FC_ASSERT(sidechain == sidechain_type::bitcoin || sidechain == sidechain_type::hive, "Unexpected sidechain type");
+
       if (approve)
       {
-         auto insert_result = voting_account_object.options.votes.insert(son_obj->vote_id);
+         auto insert_result = voting_account_object.options.votes.insert(son_obj->get_sidechain_vote_id(sidechain));
          if (!insert_result.second)
-            FC_THROW("Account ${account} was already voting for son ${son}", ("account", voting_account)("son", son));
+            FC_THROW("Account ${account} has already voted for son ${son} for sidechain ${sidechain}", ("account", voting_account)("son", son)("sidechain", sidechain));
       }
       else
       {
-         unsigned votes_removed = voting_account_object.options.votes.erase(son_obj->vote_id);
+         unsigned votes_removed = voting_account_object.options.votes.erase(son_obj->get_sidechain_vote_id(sidechain));
          if (!votes_removed)
-            FC_THROW("Account ${account} is already not voting for son ${son}", ("account", voting_account)("son", son));
+            FC_THROW("Account ${account} has already unvoted for son ${son} for sidechain ${sidechain}", ("account", voting_account)("son", son)("sidechain", sidechain));
       }
       account_update_operation account_update_op;
       account_update_op.account = voting_account_object.id;
@@ -2842,6 +2874,7 @@ public:
    signed_transaction update_son_votes(string voting_account,
                                            std::vector<std::string> sons_to_approve,
                                            std::vector<std::string> sons_to_reject,
+                                           sidechain_type sidechain,
                                            uint16_t desired_number_of_sons,
                                            bool broadcast /* = false */)
    { try {
@@ -2857,9 +2890,10 @@ public:
       {
          account_id_type son_owner_account_id = get_account_id(son);
          fc::optional<son_object> son_obj = _remote_db->get_son_by_account_id(son_owner_account_id);
-         if (!son_obj)
-            FC_THROW("Account ${son} is not registered as a SON", ("son", son));
-         auto insert_result = voting_account_object.options.votes.insert(son_obj->vote_id);
+         FC_ASSERT(son_obj, "Account ${son} is not registered as a son", ("son", son));
+         FC_ASSERT(sidechain == sidechain_type::bitcoin || sidechain == sidechain_type::hive, "Unexpected sidechain type");
+
+         auto insert_result = voting_account_object.options.votes.insert(son_obj->get_sidechain_vote_id(sidechain));
          if (!insert_result.second)
             FC_THROW("Account ${account} was already voting for SON ${son}", ("account", voting_account)("son", son));
       }
@@ -2867,13 +2901,15 @@ public:
       {
          account_id_type son_owner_account_id = get_account_id(son);
          fc::optional<son_object> son_obj = _remote_db->get_son_by_account_id(son_owner_account_id);
-         if (!son_obj)
-            FC_THROW("Account ${son} is not registered as a SON", ("son", son));
-         unsigned votes_removed = voting_account_object.options.votes.erase(son_obj->vote_id);
+         FC_ASSERT(son_obj, "Account ${son} is not registered as a son", ("son", son));
+         FC_ASSERT(sidechain == sidechain_type::bitcoin || sidechain == sidechain_type::hive, "Unexpected sidechain type");
+
+         unsigned votes_removed = voting_account_object.options.votes.erase(son_obj->get_sidechain_vote_id(sidechain));
          if (!votes_removed)
             FC_THROW("Account ${account} is already not voting for SON ${son}", ("account", voting_account)("son", son));
       }
-      voting_account_object.options.extensions.value.num_son = desired_number_of_sons;
+      FC_ASSERT( voting_account_object.options.extensions.value.num_son.valid() , "Invalid son number" );
+      (*voting_account_object.options.extensions.value.num_son)[sidechain] = desired_number_of_sons;
 
       account_update_operation account_update_op;
       account_update_op.account = voting_account_object.id;
@@ -5428,19 +5464,21 @@ signed_transaction wallet_api::vote_for_committee_member(string voting_account,
 
 signed_transaction wallet_api::vote_for_son(string voting_account,
                                                    string son,
+                                                   sidechain_type sidechain,
                                                    bool approve,
                                                    bool broadcast /* = false */)
 {
-   return my->vote_for_son(voting_account, son, approve, broadcast);
+   return my->vote_for_son(voting_account, son, sidechain, approve, broadcast);
 }
 
 signed_transaction wallet_api::update_son_votes(string voting_account,
                                                     std::vector<std::string> sons_to_approve,
                                                     std::vector<std::string> sons_to_reject,
+                                                    sidechain_type sidechain,
                                                     uint16_t desired_number_of_sons,
                                                     bool broadcast /* = false */)
 {
-   return my->update_son_votes(voting_account, sons_to_approve, sons_to_reject, desired_number_of_sons, broadcast);
+   return my->update_son_votes(voting_account, sons_to_approve, sons_to_reject, sidechain, desired_number_of_sons, broadcast);
 }
 
 signed_transaction wallet_api::sidechain_deposit_transaction(  const string &son_name_or_id,

tests/cli/son.cpp

@@ -138,10 +138,18 @@ BOOST_AUTO_TEST_CASE( create_sons )
       auto son1_obj = con.wallet_api_ptr->get_son("son1account");
       BOOST_CHECK(son1_obj.son_account == con.wallet_api_ptr->get_account_id("son1account"));
       BOOST_CHECK_EQUAL(son1_obj.url, "http://son1");
+      BOOST_CHECK_EQUAL(son1_obj.sidechain_public_keys[sidechain_type::bitcoin], "bitcoin_address 1");
+      BOOST_CHECK_EQUAL(son1_obj.sidechain_public_keys[sidechain_type::hive], "hive account 1");
+      BOOST_CHECK_EQUAL(son1_obj.get_sidechain_vote_id(sidechain_type::bitcoin).instance(), 22);
+      BOOST_CHECK_EQUAL(son1_obj.get_sidechain_vote_id(sidechain_type::hive).instance(), 23);
 
       auto son2_obj = con.wallet_api_ptr->get_son("son2account");
       BOOST_CHECK(son2_obj.son_account == con.wallet_api_ptr->get_account_id("son2account"));
       BOOST_CHECK_EQUAL(son2_obj.url, "http://son2");
+      BOOST_CHECK_EQUAL(son2_obj.sidechain_public_keys[sidechain_type::bitcoin], "bitcoin_address 2");
+      BOOST_CHECK_EQUAL(son2_obj.sidechain_public_keys[sidechain_type::hive], "hive account 2");
+      BOOST_CHECK_EQUAL(son2_obj.get_sidechain_vote_id(sidechain_type::bitcoin).instance(), 24);
+      BOOST_CHECK_EQUAL(son2_obj.get_sidechain_vote_id(sidechain_type::hive).instance(), 25);
 
    } catch( fc::exception& e ) {
       BOOST_TEST_MESSAGE("SON cli wallet tests exception");
@@ -172,6 +180,10 @@ BOOST_AUTO_TEST_CASE( cli_update_son )
       auto son_data = con.wallet_api_ptr->get_son("sonmember");
       BOOST_CHECK(son_data.url == "http://sonmember");
       BOOST_CHECK(son_data.son_account == sonmember_acct.get_id());
+      BOOST_CHECK_EQUAL(son_data.sidechain_public_keys[sidechain_type::bitcoin], "bitcoin_address 1");
+      BOOST_CHECK_EQUAL(son_data.sidechain_public_keys[sidechain_type::hive], "hive account 1");
+      BOOST_CHECK_EQUAL(son_data.get_sidechain_vote_id(sidechain_type::bitcoin).instance(), 22);
+      BOOST_CHECK_EQUAL(son_data.get_sidechain_vote_id(sidechain_type::hive).instance(), 23);
 
       // update SON
       sidechain_public_keys.clear();
@@ -181,6 +193,8 @@ BOOST_AUTO_TEST_CASE( cli_update_son )
       con.wallet_api_ptr->update_son("sonmember", "http://sonmember_updated", "", sidechain_public_keys, true);
       son_data = con.wallet_api_ptr->get_son("sonmember");
       BOOST_CHECK(son_data.url == "http://sonmember_updated");
+      BOOST_CHECK_EQUAL(son_data.sidechain_public_keys[sidechain_type::bitcoin], "bitcoin_address 2");
+      BOOST_CHECK_EQUAL(son_data.sidechain_public_keys[sidechain_type::hive], "hive account 2");
 
       // update SON signing key
       sidechain_public_keys.clear();
@@ -221,8 +235,11 @@ BOOST_AUTO_TEST_CASE( son_voting )
       son_object son2_obj;
       signed_transaction vote_son1_tx;
       signed_transaction vote_son2_tx;
-      uint64_t son1_start_votes, son1_end_votes;
-      uint64_t son2_start_votes, son2_end_votes;
+      flat_map<sidechain_type, uint64_t> son1_start_votes, son1_end_votes;
+      flat_map<sidechain_type, uint64_t> son2_start_votes, son2_end_votes;
+
+      //! Get nathan account
+      const auto nathan_account_object = con.wallet_api_ptr->get_account("nathan");
 
       son1_obj = con.wallet_api_ptr->get_son("son1account");
       son1_start_votes = son1_obj.total_votes;
@@ -232,85 +249,101 @@ BOOST_AUTO_TEST_CASE( son_voting )
       con.wallet_api_ptr->create_vesting_balance("nathan", "1000", "1.3.0", vesting_balance_type::gpos, true);
       // Vote for a son1account
       BOOST_TEST_MESSAGE("Voting for son1account");
-      vote_son1_tx = con.wallet_api_ptr->vote_for_son("nathan", "son1account", true, true);
+      vote_son1_tx = con.wallet_api_ptr->vote_for_son("nathan", "son1account", sidechain_type::bitcoin, true, true);
+      vote_son1_tx = con.wallet_api_ptr->vote_for_son("nathan", "son1account", sidechain_type::hive, true, true);
       BOOST_CHECK(generate_maintenance_block());
 
       // Verify that the vote is there
       son1_obj = con.wallet_api_ptr->get_son("son1account");
       son1_end_votes = son1_obj.total_votes;
-      BOOST_CHECK(son1_end_votes > son1_start_votes);
+      BOOST_CHECK(son1_end_votes[sidechain_type::bitcoin] > son1_start_votes[sidechain_type::bitcoin]);
+      BOOST_CHECK(son1_end_votes[sidechain_type::hive] > son1_start_votes[sidechain_type::hive]);
 
       // Vote for a son2account
       BOOST_TEST_MESSAGE("Voting for son2account");
-      vote_son2_tx = con.wallet_api_ptr->vote_for_son("nathan", "son2account", true, true);
+      vote_son2_tx = con.wallet_api_ptr->vote_for_son("nathan", "son2account", sidechain_type::bitcoin, true, true);
+      vote_son2_tx = con.wallet_api_ptr->vote_for_son("nathan", "son2account", sidechain_type::hive, true, true);
       BOOST_CHECK(generate_maintenance_block());
 
       // Verify that the vote is there
       son2_obj = con.wallet_api_ptr->get_son("son2account");
       son2_end_votes = son2_obj.total_votes;
-      BOOST_CHECK(son2_end_votes > son2_start_votes);
-
-      //! Get nathan account
-      const auto nathan_account_object = con.wallet_api_ptr->get_account("nathan");
+      BOOST_CHECK(son2_end_votes[sidechain_type::bitcoin] > son2_start_votes[sidechain_type::bitcoin]);
+      BOOST_CHECK(son2_end_votes[sidechain_type::hive] > son2_start_votes[sidechain_type::hive]);
 
       //! Check son1account voters
-      auto voters_for_son1account = con.wallet_api_ptr->get_voters("son1account");
-      BOOST_REQUIRE(voters_for_son1account.voters_for_son);
-      BOOST_CHECK_EQUAL(voters_for_son1account.voters_for_son->voters.size(), 1);
-      BOOST_CHECK_EQUAL((uint32_t)voters_for_son1account.voters_for_son->voters[0].instance, nathan_account_object.id.instance());
+      auto voters_for_son1account = con.wallet_api_ptr->get_voters("son1account").voters_for_son;
+      BOOST_REQUIRE(voters_for_son1account);
+      BOOST_REQUIRE_EQUAL(voters_for_son1account->at(sidechain_type::bitcoin).voters.size(), 1);
+      BOOST_CHECK_EQUAL((uint32_t)voters_for_son1account->at(sidechain_type::bitcoin).voters[0].instance, nathan_account_object.id.instance());
+      BOOST_REQUIRE_EQUAL(voters_for_son1account->at(sidechain_type::hive).voters.size(), 1);
+      BOOST_CHECK_EQUAL((uint32_t)voters_for_son1account->at(sidechain_type::hive).voters[0].instance, nathan_account_object.id.instance());
 
       //! Check son2account voters
-      auto voters_for_son2account = con.wallet_api_ptr->get_voters("son2account");
-      BOOST_REQUIRE(voters_for_son2account.voters_for_son);
-      BOOST_CHECK_EQUAL(voters_for_son2account.voters_for_son->voters.size(), 1);
-      BOOST_CHECK_EQUAL((uint32_t)voters_for_son2account.voters_for_son->voters[0].instance, nathan_account_object.id.instance());
+      auto voters_for_son2account = con.wallet_api_ptr->get_voters("son2account").voters_for_son;
+      BOOST_REQUIRE(voters_for_son2account);
+      BOOST_REQUIRE_EQUAL(voters_for_son2account->at(sidechain_type::bitcoin).voters.size(), 1);
+      BOOST_CHECK_EQUAL((uint32_t)voters_for_son2account->at(sidechain_type::bitcoin).voters[0].instance, nathan_account_object.id.instance());
+      BOOST_REQUIRE_EQUAL(voters_for_son2account->at(sidechain_type::hive).voters.size(), 1);
+      BOOST_CHECK_EQUAL((uint32_t)voters_for_son2account->at(sidechain_type::hive).voters[0].instance, nathan_account_object.id.instance());
 
       //! Check votes of nathan
-      auto nathan_votes = con.wallet_api_ptr->get_votes("nathan");
-      BOOST_REQUIRE(nathan_votes.votes_for_sons);
-      BOOST_CHECK_EQUAL(nathan_votes.votes_for_sons->size(), 2);
-      BOOST_CHECK_EQUAL(nathan_votes.votes_for_sons->at(0).id.instance(), son1_obj.id.instance());
-      BOOST_CHECK_EQUAL(nathan_votes.votes_for_sons->at(1).id.instance(), son2_obj.id.instance());
+      auto nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+      BOOST_REQUIRE(nathan_votes_for_son);
+      BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).size(), 2);
+      BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).at(0).id.instance(), son1_obj.id.instance());
+      BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).at(1).id.instance(), son2_obj.id.instance());
+      BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).size(), 2);
+      BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).at(0).id.instance(), son1_obj.id.instance());
+      BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).at(1).id.instance(), son2_obj.id.instance());
 
       // Withdraw vote for a son1account
       BOOST_TEST_MESSAGE("Withdraw vote for a son1account");
-      vote_son1_tx = con.wallet_api_ptr->vote_for_son("nathan", "son1account", false, true);
+      vote_son1_tx = con.wallet_api_ptr->vote_for_son("nathan", "son1account", sidechain_type::bitcoin, false, true);
+      vote_son1_tx = con.wallet_api_ptr->vote_for_son("nathan", "son1account", sidechain_type::hive, false, true);
       BOOST_CHECK(generate_maintenance_block());
 
       // Verify that the vote is removed
       son1_obj = con.wallet_api_ptr->get_son("son1account");
       son1_end_votes = son1_obj.total_votes;
-      BOOST_CHECK(son1_end_votes == son1_start_votes);
+      BOOST_CHECK(son1_end_votes[sidechain_type::bitcoin] == son1_start_votes[sidechain_type::bitcoin]);
+      BOOST_CHECK(son1_end_votes[sidechain_type::hive] == son1_start_votes[sidechain_type::hive]);
 
       //! Check son1account voters
-      voters_for_son1account = con.wallet_api_ptr->get_voters("son1account");
-      BOOST_REQUIRE(voters_for_son1account.voters_for_son);
-      BOOST_CHECK_EQUAL(voters_for_son1account.voters_for_son->voters.size(), 0);
+      voters_for_son1account = con.wallet_api_ptr->get_voters("son1account").voters_for_son;
+      BOOST_REQUIRE(voters_for_son1account);
+      BOOST_CHECK_EQUAL(voters_for_son1account->at(sidechain_type::bitcoin).voters.size(), 0);
+      BOOST_CHECK_EQUAL(voters_for_son1account->at(sidechain_type::hive).voters.size(), 0);
 
       //! Check votes of nathan
-      nathan_votes = con.wallet_api_ptr->get_votes("nathan");
-      BOOST_REQUIRE(nathan_votes.votes_for_sons);
-      BOOST_CHECK_EQUAL(nathan_votes.votes_for_sons->size(), 1);
-      BOOST_CHECK_EQUAL(nathan_votes.votes_for_sons->at(0).id.instance(), son2_obj.id.instance());
+      nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+      BOOST_REQUIRE(nathan_votes_for_son);
+      BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).size(), 1);
+      BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).at(0).id.instance(), son2_obj.id.instance());
+      BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).size(), 1);
+      BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).at(0).id.instance(), son2_obj.id.instance());
 
       // Withdraw vote for a son2account
       BOOST_TEST_MESSAGE("Withdraw vote for a son2account");
-      vote_son2_tx = con.wallet_api_ptr->vote_for_son("nathan", "son2account", false, true);
+      vote_son2_tx = con.wallet_api_ptr->vote_for_son("nathan", "son2account", sidechain_type::bitcoin, false, true);
+      vote_son2_tx = con.wallet_api_ptr->vote_for_son("nathan", "son2account", sidechain_type::hive, false, true);
       BOOST_CHECK(generate_maintenance_block());
 
       // Verify that the vote is removed
       son2_obj = con.wallet_api_ptr->get_son("son2account");
       son2_end_votes = son2_obj.total_votes;
-      BOOST_CHECK(son2_end_votes == son2_start_votes);
+      BOOST_CHECK(son2_end_votes[sidechain_type::bitcoin] == son2_start_votes[sidechain_type::bitcoin]);
+      BOOST_CHECK(son2_end_votes[sidechain_type::hive] == son2_start_votes[sidechain_type::hive]);
 
       //! Check son2account voters
-      voters_for_son2account = con.wallet_api_ptr->get_voters("son2account");
-      BOOST_REQUIRE(voters_for_son2account.voters_for_son);
-      BOOST_CHECK_EQUAL(voters_for_son2account.voters_for_son->voters.size(), 0);
+      voters_for_son2account = con.wallet_api_ptr->get_voters("son2account").voters_for_son;
+      BOOST_REQUIRE(voters_for_son2account);
+      BOOST_CHECK_EQUAL(voters_for_son2account->at(sidechain_type::bitcoin).voters.size(), 0);
+      BOOST_CHECK_EQUAL(voters_for_son2account->at(sidechain_type::hive).voters.size(), 0);
 
       //! Check votes of nathan
-      nathan_votes = con.wallet_api_ptr->get_votes("nathan");
-      BOOST_CHECK(!nathan_votes.votes_for_sons.valid());
+      nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+      BOOST_CHECK(!nathan_votes_for_son);
 
    } catch( fc::exception& e ) {
       BOOST_TEST_MESSAGE("SON cli wallet tests exception");
@@ -363,7 +396,8 @@ BOOST_FIXTURE_TEST_CASE( select_top_fifteen_sons, cli_fixture )
           con.wallet_api_ptr->create_vesting_balance("sonaccount" + fc::to_pretty_string(i), "500", "1.3.0", vesting_balance_type::gpos, true);
 
           std::string name = "sonaccount" + fc::to_pretty_string(i);
-          vote_tx = con.wallet_api_ptr->vote_for_son(name, name, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name, name, sidechain_type::bitcoin, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name, name, sidechain_type::hive, true, true);
       }
       BOOST_CHECK(generate_maintenance_block());
 
@@ -371,37 +405,46 @@ BOOST_FIXTURE_TEST_CASE( select_top_fifteen_sons, cli_fixture )
       {
           std::string name1 = "sonaccount" + fc::to_pretty_string(i);
           std::string name2 = "sonaccount" + fc::to_pretty_string(i + 1);
-          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, sidechain_type::bitcoin, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, sidechain_type::hive, true, true);
       }
       gpo = con.wallet_api_ptr->get_global_properties();
-      BOOST_TEST_MESSAGE("gpo: " << gpo.active_sons.size());
+      BOOST_TEST_MESSAGE("gpo active_sons[bitcoin]: " << gpo.active_sons.at(sidechain_type::bitcoin).size());
+      BOOST_TEST_MESSAGE("gpo active_sons[hive]: " << gpo.active_sons.at(sidechain_type::hive).size());
       BOOST_CHECK(generate_maintenance_block());
       gpo = con.wallet_api_ptr->get_global_properties();
-      BOOST_TEST_MESSAGE("gpo: " << gpo.active_sons.size());
+      BOOST_TEST_MESSAGE("gpo active_sons[bitcoin]: " << gpo.active_sons.at(sidechain_type::bitcoin).size());
+      BOOST_TEST_MESSAGE("gpo active_sons[hive]: " << gpo.active_sons.at(sidechain_type::hive).size());
 
       for(unsigned int i = 0; i < son_number - 1; i++)
       {
           std::string name1 = "sonaccount" + fc::to_pretty_string(i + 2);
           std::string name2 = "sonaccount" + fc::to_pretty_string(i);
-          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, sidechain_type::bitcoin, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, sidechain_type::hive, true, true);
       }
       gpo = con.wallet_api_ptr->get_global_properties();
-      BOOST_TEST_MESSAGE("gpo: " << gpo.active_sons.size());
+      BOOST_TEST_MESSAGE("gpo active_sons[bitcoin]: " << gpo.active_sons.at(sidechain_type::bitcoin).size());
+      BOOST_TEST_MESSAGE("gpo active_sons[hive]: " << gpo.active_sons.at(sidechain_type::hive).size());
       BOOST_CHECK(generate_maintenance_block());
       gpo = con.wallet_api_ptr->get_global_properties();
-      BOOST_TEST_MESSAGE("gpo: " << gpo.active_sons.size());
+      BOOST_TEST_MESSAGE("gpo active_sons[bitcoin]: " << gpo.active_sons.at(sidechain_type::bitcoin).size());
+      BOOST_TEST_MESSAGE("gpo active_sons[hive]: " << gpo.active_sons.at(sidechain_type::hive).size());
 
       for(unsigned int i = 0; i < son_number - 2; i++)
       {
           std::string name1 = "sonaccount" + fc::to_pretty_string(i + 3);
           std::string name2 = "sonaccount" + fc::to_pretty_string(i);
-          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, sidechain_type::bitcoin, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, sidechain_type::hive, true, true);
       }
       gpo = con.wallet_api_ptr->get_global_properties();
-      BOOST_TEST_MESSAGE("gpo: " << gpo.active_sons.size());
+      BOOST_TEST_MESSAGE("gpo active_sons[bitcoin]: " << gpo.active_sons.at(sidechain_type::bitcoin).size());
+      BOOST_TEST_MESSAGE("gpo active_sons[hive]: " << gpo.active_sons.at(sidechain_type::hive).size());
       BOOST_CHECK(generate_maintenance_block());
 
-      BOOST_CHECK(gpo.active_sons.size() == son_number);
+      BOOST_CHECK(gpo.active_sons.at(sidechain_type::bitcoin).size() == son_number);
+      BOOST_CHECK(gpo.active_sons.at(sidechain_type::hive).size() == son_number);
 
    } catch( fc::exception& e ) {
       BOOST_TEST_MESSAGE("SON cli wallet tests exception");
@@ -466,8 +509,11 @@ BOOST_AUTO_TEST_CASE( update_son_votes_test )
 
        son_object son1_obj;
        son_object son2_obj;
-       uint64_t son1_start_votes, son1_end_votes;
-       uint64_t son2_start_votes, son2_end_votes;
+       flat_map<sidechain_type, uint64_t> son1_start_votes, son1_end_votes;
+       flat_map<sidechain_type, uint64_t> son2_start_votes, son2_end_votes;
+
+       //! Get nathan account
+       const auto nathan_account_object = con.wallet_api_ptr->get_account("nathan");
 
        // Get votes at start
        son1_obj = con.wallet_api_ptr->get_son("son1account");
@@ -485,114 +531,189 @@ BOOST_AUTO_TEST_CASE( update_son_votes_test )
        accepted.push_back("son1account");
        accepted.push_back("son2account");
        con.wallet_api_ptr->create_vesting_balance("nathan", "1000", "1.3.0", vesting_balance_type::gpos, true);
-       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 2, true);
+       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                              sidechain_type::bitcoin, 2, true);
+       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                              sidechain_type::hive, 2, true);
        generate_block();
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes
        son1_obj = con.wallet_api_ptr->get_son("son1account");
        son1_end_votes = son1_obj.total_votes;
-       BOOST_CHECK(son1_end_votes > son1_start_votes);
+       BOOST_CHECK(son1_end_votes[sidechain_type::bitcoin] > son1_start_votes[sidechain_type::bitcoin]);
        son1_start_votes = son1_end_votes;
        son2_obj = con.wallet_api_ptr->get_son("son2account");
        son2_end_votes = son2_obj.total_votes;
-       BOOST_CHECK(son2_end_votes > son2_start_votes);
+       BOOST_CHECK(son2_end_votes[sidechain_type::bitcoin] > son2_start_votes[sidechain_type::bitcoin]);
        son2_start_votes = son2_end_votes;
 
+       //! Check son1account voters
+       auto voters_for_son1account = con.wallet_api_ptr->get_voters("son1account").voters_for_son;
+       BOOST_REQUIRE(voters_for_son1account);
+       BOOST_REQUIRE_EQUAL(voters_for_son1account->at(sidechain_type::bitcoin).voters.size(), 1);
+       BOOST_CHECK_EQUAL((uint32_t)voters_for_son1account->at(sidechain_type::bitcoin).voters[0].instance, nathan_account_object.id.instance());
+       BOOST_REQUIRE_EQUAL(voters_for_son1account->at(sidechain_type::hive).voters.size(), 1);
+       BOOST_CHECK_EQUAL((uint32_t)voters_for_son1account->at(sidechain_type::hive).voters[0].instance, nathan_account_object.id.instance());
+
+       //! Check son2account voters
+       auto voters_for_son2account = con.wallet_api_ptr->get_voters("son2account").voters_for_son;
+       BOOST_REQUIRE(voters_for_son2account);
+       BOOST_REQUIRE_EQUAL(voters_for_son2account->at(sidechain_type::bitcoin).voters.size(), 1);
+       BOOST_CHECK_EQUAL((uint32_t)voters_for_son2account->at(sidechain_type::bitcoin).voters[0].instance, nathan_account_object.id.instance());
+       BOOST_REQUIRE_EQUAL(voters_for_son2account->at(sidechain_type::hive).voters.size(), 1);
+       BOOST_CHECK_EQUAL((uint32_t)voters_for_son2account->at(sidechain_type::hive).voters[0].instance, nathan_account_object.id.instance());
+
+       //! Check votes of nathan
+       auto nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+       BOOST_REQUIRE(nathan_votes_for_son);
+       BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).size(), 2);
+       BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).at(0).id.instance(), son1_obj.id.instance());
+       BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).at(1).id.instance(), son2_obj.id.instance());
+       BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).size(), 2);
+       BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).at(0).id.instance(), son1_obj.id.instance());
+       BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).at(1).id.instance(), son2_obj.id.instance());
 
        // Withdraw vote for SON 1
        accepted.clear();
        rejected.clear();
        rejected.push_back("son1account");
        con.wallet_api_ptr->create_vesting_balance("nathan", "1000", "1.3.0", vesting_balance_type::gpos, true);
-       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 1, true);
+       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                              sidechain_type::bitcoin, 1, true);
+       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                              sidechain_type::hive, 1, true);
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes
        son1_obj = con.wallet_api_ptr->get_son("son1account");
        son1_end_votes = son1_obj.total_votes;
-       BOOST_CHECK(son1_end_votes < son1_start_votes);
+       BOOST_CHECK(son1_end_votes[sidechain_type::bitcoin] < son1_start_votes[sidechain_type::bitcoin]);
        son1_start_votes = son1_end_votes;
        son2_obj = con.wallet_api_ptr->get_son("son2account");
        // voice distribution changed, SON2 now has all voices
        son2_end_votes = son2_obj.total_votes;
-       BOOST_CHECK((son2_end_votes > son2_start_votes)); // nathan spent funds for vb, it has different voting power
+       BOOST_CHECK(son2_end_votes[sidechain_type::bitcoin] > son2_start_votes[sidechain_type::bitcoin]); // nathan spent funds for vb, it has different voting power
        son2_start_votes = son2_end_votes;
 
+       //! Check son1account voters
+       voters_for_son1account = con.wallet_api_ptr->get_voters("son1account").voters_for_son;
+       BOOST_REQUIRE(voters_for_son1account);
+       BOOST_CHECK_EQUAL(voters_for_son1account->at(sidechain_type::bitcoin).voters.size(), 0);
+       BOOST_CHECK_EQUAL(voters_for_son1account->at(sidechain_type::hive).voters.size(), 0);
+
+       //! Check votes of nathan
+       nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+       BOOST_REQUIRE(nathan_votes_for_son);
+       BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).size(), 1);
+       BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).at(0).id.instance(), son2_obj.id.instance());
+       BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).size(), 1);
+       BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).at(0).id.instance(), son2_obj.id.instance());
+
        // Try to reject incorrect SON
        accepted.clear();
        rejected.clear();
        rejected.push_back("son1accnt");
-       BOOST_CHECK_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 1, true), fc::exception);
+       BOOST_CHECK_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                                                sidechain_type::bitcoin, 1, true), fc::exception);
+       BOOST_CHECK_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                                                sidechain_type::hive, 1, true), fc::exception);
        generate_block();
 
        // Verify the votes
        son1_obj = con.wallet_api_ptr->get_son("son1account");
        son1_end_votes = son1_obj.total_votes;
-       BOOST_CHECK(son1_end_votes == son1_start_votes);
+       BOOST_CHECK(son1_end_votes[sidechain_type::bitcoin] == son1_start_votes[sidechain_type::bitcoin]);
        son1_start_votes = son1_end_votes;
        son2_obj = con.wallet_api_ptr->get_son("son2account");
        son2_end_votes = son2_obj.total_votes;
-       BOOST_CHECK(son2_end_votes == son2_start_votes);
+       BOOST_CHECK(son2_end_votes[sidechain_type::bitcoin] == son2_start_votes[sidechain_type::bitcoin]);
        son2_start_votes = son2_end_votes;
 
+       //! Check votes of nathan
+       nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+       BOOST_REQUIRE(nathan_votes_for_son);
+       BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).size(), 1);
+       BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::bitcoin).at(0).id.instance(), son2_obj.id.instance());
+       BOOST_REQUIRE_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).size(), 1);
+       BOOST_CHECK_EQUAL(nathan_votes_for_son->at(sidechain_type::hive).at(0).id.instance(), son2_obj.id.instance());
+
        // Reject SON2
        accepted.clear();
        rejected.clear();
        rejected.push_back("son2account");
-       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 0, true);
+       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                              sidechain_type::bitcoin, 0, true);
+       update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                              sidechain_type::hive, 0, true);
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes
        son1_obj = con.wallet_api_ptr->get_son("son1account");
        son1_end_votes = son1_obj.total_votes;
-       BOOST_CHECK(son1_end_votes == son1_start_votes);
+       BOOST_CHECK(son1_end_votes[sidechain_type::bitcoin] == son1_start_votes[sidechain_type::bitcoin]);
        son1_start_votes = son1_end_votes;
        son2_obj = con.wallet_api_ptr->get_son("son2account");
        son2_end_votes = son2_obj.total_votes;
-       BOOST_CHECK(son2_end_votes < son2_start_votes);
+       BOOST_CHECK(son2_end_votes[sidechain_type::bitcoin] < son2_start_votes[sidechain_type::bitcoin]);
        son2_start_votes = son2_end_votes;
 
+       //! Check son2account voters
+       voters_for_son2account = con.wallet_api_ptr->get_voters("son2account").voters_for_son;
+       BOOST_REQUIRE(voters_for_son2account);
+       BOOST_CHECK_EQUAL(voters_for_son2account->at(sidechain_type::bitcoin).voters.size(), 0);
+       BOOST_CHECK_EQUAL(voters_for_son2account->at(sidechain_type::hive).voters.size(), 0);
+
+       //! Check votes of nathan
+       nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+       BOOST_REQUIRE(!nathan_votes_for_son);
+
        // Try to accept and reject the same SON
        accepted.clear();
        rejected.clear();
        rejected.push_back("son1accnt");
        accepted.push_back("son1accnt");
-       BOOST_REQUIRE_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 1, true), fc::exception);
+       BOOST_REQUIRE_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                                                  sidechain_type::bitcoin, 1, true), fc::exception);
+       BOOST_REQUIRE_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                                                  sidechain_type::hive, 1, true), fc::exception);
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes
        son1_obj = con.wallet_api_ptr->get_son("son1account");
        son1_end_votes = son1_obj.total_votes;
-       BOOST_CHECK(son1_end_votes == son1_start_votes);
+       BOOST_CHECK(son1_end_votes[sidechain_type::bitcoin] == son1_start_votes[sidechain_type::bitcoin]);
        son1_start_votes = son1_end_votes;
        son2_obj = con.wallet_api_ptr->get_son("son2account");
        son2_end_votes = son2_obj.total_votes;
-       BOOST_CHECK(son2_end_votes == son2_start_votes);
+       BOOST_CHECK(son2_end_votes[sidechain_type::bitcoin] == son2_start_votes[sidechain_type::bitcoin]);
        son2_start_votes = son2_end_votes;
 
+       //! Check votes of nathan
+       nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+       BOOST_REQUIRE(!nathan_votes_for_son);
+
        // Try to accept and reject empty lists
        accepted.clear();
        rejected.clear();
-       BOOST_REQUIRE_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 1, true), fc::exception);
+       BOOST_REQUIRE_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted, rejected,
+                                                                                  sidechain_type::bitcoin, 1, true), fc::exception);
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes
        son1_obj = con.wallet_api_ptr->get_son("son1account");
        son1_end_votes = son1_obj.total_votes;
-       BOOST_CHECK(son1_end_votes == son1_start_votes);
+       BOOST_CHECK(son1_end_votes[sidechain_type::bitcoin] == son1_start_votes[sidechain_type::bitcoin]);
        son1_start_votes = son1_end_votes;
        son2_obj = con.wallet_api_ptr->get_son("son2account");
        son2_end_votes = son2_obj.total_votes;
-       BOOST_CHECK(son2_end_votes == son2_start_votes);
+       BOOST_CHECK(son2_end_votes[sidechain_type::bitcoin] == son2_start_votes[sidechain_type::bitcoin]);
        son2_start_votes = son2_end_votes;
 
+       //! Check votes of nathan
+       nathan_votes_for_son = con.wallet_api_ptr->get_votes("nathan").votes_for_sons;
+       BOOST_REQUIRE(!nathan_votes_for_son);
+
     } catch( fc::exception& e ) {
        BOOST_TEST_MESSAGE("SON cli wallet tests exception");
        edump((e.to_detail_string()));
@@ -607,7 +728,8 @@ BOOST_AUTO_TEST_CASE( related_functions )
    try
    {
       global_property_object gpo = con.wallet_api_ptr->get_global_properties();
-      BOOST_CHECK(gpo.active_sons.size() == 0);
+      BOOST_CHECK(gpo.active_sons.at(sidechain_type::bitcoin).size() == 0);
+      BOOST_CHECK(gpo.active_sons.at(sidechain_type::hive).size() == 0);
 
       flat_map<sidechain_type, string> sidechain_public_keys;
 
@@ -624,7 +746,8 @@ BOOST_AUTO_TEST_CASE( related_functions )
       sth.create_son("son2account", "http://son2", sidechain_public_keys);
 
       gpo = con.wallet_api_ptr->get_global_properties();
-      BOOST_CHECK(gpo.active_sons.size() == 2);
+      BOOST_CHECK(gpo.active_sons.at(sidechain_type::bitcoin).size() == 2);
+      BOOST_CHECK(gpo.active_sons.at(sidechain_type::hive).size() == 2);
 
    } catch( fc::exception& e ) {
       BOOST_TEST_MESSAGE("SON cli wallet tests exception");
@@ -670,7 +793,8 @@ BOOST_FIXTURE_TEST_CASE( cli_list_active_sons, cli_fixture )
       for(unsigned int i = 1; i < son_number + 1; i++)
       {
           std::string name = "sonaccount" + fc::to_pretty_string(i);
-          vote_tx = con.wallet_api_ptr->vote_for_son(name, name, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name, name, sidechain_type::bitcoin, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name, name, sidechain_type::hive, true, true);
       }
       BOOST_CHECK(generate_maintenance_block());
 
@@ -678,13 +802,16 @@ BOOST_FIXTURE_TEST_CASE( cli_list_active_sons, cli_fixture )
       {
           std::string name1 = "sonaccount" + fc::to_pretty_string(i);
           std::string name2 = "sonaccount" + fc::to_pretty_string(i + 1);
-          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, sidechain_type::bitcoin, true, true);
+          vote_tx = con.wallet_api_ptr->vote_for_son(name1, name2, sidechain_type::hive, true, true);
       }
       BOOST_CHECK(generate_maintenance_block());
       gpo = con.wallet_api_ptr->get_global_properties();
-      BOOST_TEST_MESSAGE("gpo: " << gpo.active_sons.size());
+      BOOST_TEST_MESSAGE("gpo active_sons[bitcoin]: " << gpo.active_sons.at(sidechain_type::bitcoin).size());
+      BOOST_TEST_MESSAGE("gpo active_sons[hive]: " << gpo.active_sons.at(sidechain_type::hive).size());
 
-      BOOST_CHECK(gpo.active_sons.size() == son_number);
+      BOOST_CHECK(gpo.active_sons.at(sidechain_type::bitcoin).size() == son_number);
+      BOOST_CHECK(gpo.active_sons.at(sidechain_type::hive).size() == son_number);
 
       map<string, son_id_type> active_sons = con.wallet_api_ptr->list_active_sons();
       BOOST_CHECK(active_sons.size() == son_number);
@@ -737,12 +864,14 @@ BOOST_AUTO_TEST_CASE( maintenance_test )
          con.wallet_api_ptr->transfer(
               "nathan", "sonaccount" + fc::to_pretty_string(i), "1000", "1.3.0", "Here are some CORE tokens for your new account", true );
          con.wallet_api_ptr->create_vesting_balance("sonaccount" + fc::to_pretty_string(i), "500", "1.3.0", vesting_balance_type::gpos, true);
-         con.wallet_api_ptr->vote_for_son("sonaccount" + fc::to_pretty_string(i), name, true, true);
+         con.wallet_api_ptr->vote_for_son("sonaccount" + fc::to_pretty_string(i), name, sidechain_type::bitcoin, true, true);
+         con.wallet_api_ptr->vote_for_son("sonaccount" + fc::to_pretty_string(i), name, sidechain_type::hive, true, true);
       }
       BOOST_CHECK(generate_maintenance_block());
 
       son_object son_obj = con.wallet_api_ptr->get_son(name);
-      BOOST_CHECK(son_obj.status == son_status::active);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::bitcoin) == son_status::active);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::hive) == son_status::active);
 
       // put SON in maintenance mode
       con.wallet_api_ptr->request_son_maintenance(name, true);
@@ -750,7 +879,8 @@ BOOST_AUTO_TEST_CASE( maintenance_test )
 
       // check SON is in request_maintenance
       son_obj = con.wallet_api_ptr->get_son(name);
-      BOOST_CHECK(son_obj.status == son_status::request_maintenance);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::bitcoin) == son_status::request_maintenance);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::hive) == son_status::request_maintenance);
 
       // restore SON activity
       con.wallet_api_ptr->cancel_request_son_maintenance(name, true);
@@ -758,7 +888,8 @@ BOOST_AUTO_TEST_CASE( maintenance_test )
 
       // check SON is active
       son_obj = con.wallet_api_ptr->get_son(name);
-      BOOST_CHECK(son_obj.status == son_status::active);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::bitcoin) == son_status::active);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::hive) == son_status::active);
 
       // put SON in maintenance mode
       con.wallet_api_ptr->request_son_maintenance(name, true);
@@ -766,14 +897,16 @@ BOOST_AUTO_TEST_CASE( maintenance_test )
 
       // check SON is in request_maintenance
       son_obj = con.wallet_api_ptr->get_son(name);
-      BOOST_CHECK(son_obj.status == son_status::request_maintenance);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::bitcoin)  == son_status::request_maintenance);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::hive)  == son_status::request_maintenance);
 
       // process maintenance
       BOOST_CHECK(generate_maintenance_block());
 
       // check SON is in maintenance
       son_obj = con.wallet_api_ptr->get_son(name);
-      BOOST_CHECK(son_obj.status == son_status::in_maintenance);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::bitcoin) == son_status::in_maintenance);
+      BOOST_CHECK(son_obj.statuses.at(sidechain_type::hive) == son_status::in_maintenance);
 
 
    } catch( fc::exception& e ) {

tests/tests/block_tests.cpp

@@ -1040,14 +1040,9 @@ BOOST_FIXTURE_TEST_CASE( hardfork_son2_time, database_fixture )
 
    generate_blocks(HARDFORK_SON3_TIME);
    // after this hardfork maximum son account should not reset the value
-   // on 7 after maintenance interval anymore. It must be GRAPHENE_DEFAULT_MAX_SONS
+   // on 7 after maintenance interval anymore. It must be HARDFORK_SON2_TIME
    BOOST_CHECK_EQUAL(db.get_global_properties().parameters.maximum_son_count(), GRAPHENE_DEFAULT_MAX_SONS);
 
-   generate_blocks(db.get_dynamic_global_properties().next_maintenance_time);
-   generate_block();
-
-   BOOST_CHECK_EQUAL(db.get_global_properties().parameters.maximum_son_count(), 15);
-
 } FC_LOG_AND_RETHROW() }
 
 BOOST_FIXTURE_TEST_CASE( pop_block_twice, database_fixture )

tests/tests/sidechain_addresses_test.cpp

@@ -6,6 +6,7 @@
 #include <graphene/chain/son_object.hpp>
 #include <graphene/chain/sidechain_address_object.hpp>
 #include <graphene/chain/sidechain_defs.hpp>
+#include <graphene/chain/vesting_balance_object.hpp>
 
 using namespace graphene::chain;
 using namespace graphene::chain::test;
@@ -63,9 +64,134 @@ BOOST_AUTO_TEST_CASE( sidechain_address_update_test ) {
 
    INVOKE(sidechain_address_add_test);
 
-   GET_ACTOR(alice);
+   generate_block();
+
+   //! ----- BEGIN CREATE SON bob -----
+
    ACTORS((bob));
 
+   upgrade_to_lifetime_member(bob);
+
+   transfer( committee_account, bob_id, asset( 1000*GRAPHENE_BLOCKCHAIN_PRECISION ) );
+
+   set_expiration(db, trx);
+   std::string test_url = "https://create_son_test";
+
+   // create deposit vesting
+   vesting_balance_id_type deposit;
+   {
+      vesting_balance_create_operation op;
+      op.creator = bob_id;
+      op.owner = bob_id;
+      op.amount = asset(10*GRAPHENE_BLOCKCHAIN_PRECISION);
+      op.balance_type = vesting_balance_type::son;
+      op.policy = dormant_vesting_policy_initializer {};
+      trx.clear();
+      trx.operations.push_back(op);
+
+      // amount in the son balance need to be at least 50
+      GRAPHENE_REQUIRE_THROW( PUSH_TX( db, trx ), fc::exception );
+
+      op.amount = asset(50*GRAPHENE_BLOCKCHAIN_PRECISION);
+      trx.clear();
+
+      trx.operations.push_back(op);
+      processed_transaction ptx = PUSH_TX(db, trx, ~0);
+      deposit = ptx.operation_results[0].get<object_id_type>();
+
+      auto deposit_vesting = db.get<vesting_balance_object>(ptx.operation_results[0].get<object_id_type>());
+
+      BOOST_CHECK_EQUAL(deposit(db).balance.amount.value, 50*GRAPHENE_BLOCKCHAIN_PRECISION);
+      auto now = db.head_block_time();
+      BOOST_CHECK_EQUAL(deposit(db).is_withdraw_allowed(now, asset(50*GRAPHENE_BLOCKCHAIN_PRECISION)), false); // cant withdraw
+   }
+   generate_block();
+   set_expiration(db, trx);
+
+   // create payment normal vesting
+   vesting_balance_id_type payment ;
+   {
+      vesting_balance_create_operation op;
+      op.creator = bob_id;
+      op.owner = bob_id;
+      op.amount = asset(1*GRAPHENE_BLOCKCHAIN_PRECISION);
+      op.balance_type = vesting_balance_type::normal;
+      op.policy = linear_vesting_policy_initializer {};
+      op.validate();
+
+      trx.clear();
+      trx.operations.push_back(op);
+      trx.validate();
+      processed_transaction ptx = PUSH_TX(db, trx, ~0);
+      trx.clear();
+      payment = ptx.operation_results[0].get<object_id_type>();
+   }
+
+   generate_block();
+   set_expiration(db, trx);
+
+   // bob became son
+   {
+      flat_map<sidechain_type, string> sidechain_public_keys;
+      sidechain_public_keys[sidechain_type::bitcoin] = "bitcoin address";
+      sidechain_public_keys[sidechain_type::hive] = "hive address";
+
+      son_create_operation op;
+      op.owner_account = bob_id;
+      op.url = test_url;
+      op.deposit = deposit;
+      op.pay_vb = payment;
+      op.signing_key = bob_public_key;
+      op.sidechain_public_keys = sidechain_public_keys;
+
+      trx.clear();
+      trx.operations.push_back(op);
+      sign(trx, bob_private_key);
+      PUSH_TX(db, trx, ~0);
+      trx.clear();
+   }
+   generate_block();
+
+   {
+      const auto &idx = db.get_index_type<son_index>().indices().get<by_account>();
+      BOOST_REQUIRE(idx.size() == 1);
+      auto obj = idx.find(bob_id);
+      BOOST_REQUIRE(obj != idx.end());
+      BOOST_CHECK(obj->url == test_url);
+      BOOST_CHECK(obj->signing_key == bob_public_key);
+      BOOST_CHECK(obj->sidechain_public_keys.at(sidechain_type::bitcoin) == "bitcoin address");
+      BOOST_CHECK(obj->deposit.instance == deposit.instance.value);
+      BOOST_CHECK(obj->pay_vb.instance == payment.instance.value);
+   }
+
+   // Note payment time just to generate enough blocks to make budget
+   const auto block_interval = db.get_global_properties().parameters.block_interval;
+   auto pay_fee_time = db.head_block_time().sec_since_epoch();
+   generate_block();
+   // Do maintenance from the upcoming block
+   auto schedule_maint = [&]()
+   {
+      db.modify( db.get_dynamic_global_properties(), [&]( dynamic_global_property_object& _dpo )
+                {
+                   _dpo.next_maintenance_time = db.head_block_time() + 1;
+                } );
+   };
+
+   // Generate enough blocks to make budget
+   while( db.head_block_time().sec_since_epoch() - pay_fee_time < 100 * block_interval )
+   {
+      generate_block();
+   }
+
+   // Enough blocks generated schedule maintenance now
+   schedule_maint();
+   // This block triggers maintenance
+   generate_block();
+
+   //! ----- END CREATE SON bob -----
+
+   GET_ACTOR(alice);
+
    const auto& idx = db.get_index_type<sidechain_address_index>().indices().get<by_account_and_sidechain_and_expires>();
    BOOST_REQUIRE( idx.size() == 1 );
    auto obj = idx.find( boost::make_tuple( alice_id, sidechain_type::bitcoin, time_point_sec::maximum() ) );
@@ -77,19 +203,7 @@ BOOST_AUTO_TEST_CASE( sidechain_address_update_test ) {
    std::string new_withdraw_address = "withdraw_address";
 
    generate_block();
-   auto& son = db.create<son_object>( [&]( son_object& sobj )
-   {
-      sobj.son_account = bob_id;
-      sobj.statistics = db.create<son_statistics_object>([&](son_statistics_object& s){s.owner = sobj.id;}).id;
-   });
-   generate_block();
-   db.modify( db.get_global_properties(), [&]( global_property_object& _gpo )
-   {
-      son_info sinfo;
-      sinfo.son_id = son.id;
-      _gpo.active_sons.push_back(sinfo);
-   });
-   generate_block();
+   set_expiration(db, trx);
    {
       BOOST_TEST_MESSAGE("Send sidechain_address_update_operation");
       trx.clear();

tests/tests/son_operations_tests.cpp

@@ -193,12 +193,14 @@ try {
    // Modify SON's status to active
    db.modify( *obj, [&]( son_object& _s)
    {
-      _s.status = son_status::in_maintenance;
+      _s.statuses[sidechain_type::bitcoin] = son_status::in_maintenance;
+      _s.statuses[sidechain_type::hive] = son_status::in_maintenance;
    });
 
    db.modify( *son_stats_obj, [&]( son_statistics_object& _s)
    {
-      _s.last_down_timestamp = fc::time_point_sec(db.head_block_time() - db.get_global_properties().parameters.son_deregister_time());
+      _s.last_down_timestamp[sidechain_type::bitcoin] = fc::time_point_sec(db.head_block_time() - db.get_global_properties().parameters.son_deregister_time());
+      _s.last_down_timestamp[sidechain_type::hive] = fc::time_point_sec(db.head_block_time() - db.get_global_properties().parameters.son_deregister_time());
    });
 
    auto deposit_vesting = db.get<vesting_balance_object>(vesting_balance_id_type(0));
@@ -218,7 +220,8 @@ try {
    generate_block();
 
    BOOST_REQUIRE( idx.size() == 1 );
-   BOOST_REQUIRE( obj->status == son_status::deregistered );
+   BOOST_REQUIRE( obj->statuses.at(sidechain_type::bitcoin) == son_status::deregistered );
+   BOOST_REQUIRE( obj->statuses.at(sidechain_type::hive) == son_status::deregistered );
    BOOST_REQUIRE( son_stats_obj->deregistered_timestamp == now );
 
    deposit_vesting = db.get<vesting_balance_object>(vesting_balance_id_type(0));
@@ -604,12 +607,14 @@ BOOST_AUTO_TEST_CASE( son_heartbeat_test ) {
       // Modify SON's status to active
       db.modify( *obj, [&]( son_object& _s)
       {
-         _s.status = son_status::active;
+         _s.statuses[sidechain_type::bitcoin] = son_status::active;
+         _s.statuses[sidechain_type::hive] = son_status::active;
       });
 
       db.modify( *son_stats_obj, [&]( son_statistics_object& _s)
       {
-         _s.last_down_timestamp = fc::time_point_sec(db.head_block_time());
+         _s.last_down_timestamp[sidechain_type::bitcoin] = fc::time_point_sec(db.head_block_time());
+         _s.last_down_timestamp[sidechain_type::hive] = fc::time_point_sec(db.head_block_time());
       });
 
       {
@@ -626,7 +631,8 @@ BOOST_AUTO_TEST_CASE( son_heartbeat_test ) {
          PUSH_TX( db, trx, ~0);
          generate_block();
          trx.clear();
-         BOOST_CHECK( obj->status == son_status::request_maintenance);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::bitcoin) == son_status::request_maintenance);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::hive) == son_status::request_maintenance);
       }
 
       {
@@ -643,16 +649,20 @@ BOOST_AUTO_TEST_CASE( son_heartbeat_test ) {
          PUSH_TX( db, trx, ~0);
          generate_block();
          trx.clear();
-         BOOST_CHECK( obj->status == son_status::active);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::bitcoin) == son_status::active);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::hive) == son_status::active);
       }
 
       // Modify SON's status to in_maintenance
       db.modify( *obj, [&]( son_object& _s)
       {
-         _s.status = son_status::in_maintenance;
+         _s.statuses[sidechain_type::bitcoin] = son_status::in_maintenance;
+         _s.statuses[sidechain_type::hive] = son_status::in_maintenance;
       });
 
-      uint64_t downtime = 0;
+      flat_map<sidechain_type, uint64_t> downtime;
+      downtime[sidechain_type::bitcoin] = 0;
+      downtime[sidechain_type::hive] = 0;
 
       {
          generate_block();
@@ -668,16 +678,21 @@ BOOST_AUTO_TEST_CASE( son_heartbeat_test ) {
          PUSH_TX( db, trx, ~0);
          generate_block();
          trx.clear();
-         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime, op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.sec_since_epoch());
-         downtime += op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.sec_since_epoch();
-         BOOST_CHECK( obj->status == son_status::inactive);
-         BOOST_CHECK( son_stats_obj->last_active_timestamp == op.ts);
+         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime.at(sidechain_type::bitcoin), op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.at(sidechain_type::bitcoin).sec_since_epoch());
+         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime.at(sidechain_type::hive), op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.at(sidechain_type::hive).sec_since_epoch());
+         downtime[sidechain_type::bitcoin] += op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.at(sidechain_type::bitcoin).sec_since_epoch();
+         downtime[sidechain_type::hive] += op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.at(sidechain_type::hive).sec_since_epoch();
+         BOOST_CHECK( obj->statuses.at(sidechain_type::bitcoin) == son_status::inactive);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::hive) == son_status::inactive);
+         BOOST_CHECK( son_stats_obj->last_active_timestamp.at(sidechain_type::bitcoin) == op.ts);
+         BOOST_CHECK( son_stats_obj->last_active_timestamp.at(sidechain_type::hive) == op.ts);
       }
 
       // Modify SON's status to in_maintenance
       db.modify( *obj, [&]( son_object& _s)
       {
-         _s.status = son_status::in_maintenance;
+         _s.statuses[sidechain_type::bitcoin] = son_status::in_maintenance;
+         _s.statuses[sidechain_type::hive] = son_status::in_maintenance;
       });
 
       // SON is selected as one of the active SONs
@@ -685,7 +700,8 @@ BOOST_AUTO_TEST_CASE( son_heartbeat_test ) {
       {
          son_info son_inf;
          son_inf.son_id = son_id_type(0);
-         _gpo.active_sons.push_back(son_inf);
+         _gpo.active_sons[sidechain_type::bitcoin].push_back(son_inf);
+         _gpo.active_sons[sidechain_type::hive].push_back(son_inf);
       });
 
       {
@@ -702,10 +718,15 @@ BOOST_AUTO_TEST_CASE( son_heartbeat_test ) {
          PUSH_TX( db, trx, ~0);
          generate_block();
          trx.clear();
-         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime, downtime + op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.sec_since_epoch());
-         downtime += op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.sec_since_epoch();
-         BOOST_CHECK( obj->status == son_status::active);
-         BOOST_CHECK( son_stats_obj->last_active_timestamp == op.ts);
+
+         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime.at(sidechain_type::bitcoin), downtime.at(sidechain_type::bitcoin) + op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.at(sidechain_type::bitcoin).sec_since_epoch());
+         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime.at(sidechain_type::hive), downtime.at(sidechain_type::hive) + op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.at(sidechain_type::hive).sec_since_epoch());
+         downtime[sidechain_type::bitcoin] += op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.at(sidechain_type::bitcoin).sec_since_epoch();
+         downtime[sidechain_type::hive] += op.ts.sec_since_epoch() - son_stats_obj->last_down_timestamp.at(sidechain_type::hive).sec_since_epoch();
+         BOOST_CHECK( obj->statuses.at(sidechain_type::bitcoin) == son_status::active);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::hive) == son_status::active);
+         BOOST_CHECK( son_stats_obj->last_active_timestamp.at(sidechain_type::bitcoin) == op.ts);
+         BOOST_CHECK( son_stats_obj->last_active_timestamp.at(sidechain_type::hive) == op.ts);
       }
 
       {
@@ -722,9 +743,12 @@ BOOST_AUTO_TEST_CASE( son_heartbeat_test ) {
          PUSH_TX( db, trx, ~0);
          generate_block();
          trx.clear();
-         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime, downtime);
-         BOOST_CHECK( obj->status == son_status::active);
-         BOOST_CHECK( son_stats_obj->last_active_timestamp == op.ts);
+         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime.at(sidechain_type::bitcoin), downtime.at(sidechain_type::bitcoin));
+         BOOST_REQUIRE_EQUAL(son_stats_obj->current_interval_downtime.at(sidechain_type::hive), downtime.at(sidechain_type::hive));
+         BOOST_CHECK( obj->statuses.at(sidechain_type::bitcoin) == son_status::active);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::hive) == son_status::active);
+         BOOST_CHECK( son_stats_obj->last_active_timestamp.at(sidechain_type::bitcoin) == op.ts);
+         BOOST_CHECK( son_stats_obj->last_active_timestamp.at(sidechain_type::hive) == op.ts);
       }
    } FC_LOG_AND_RETHROW()
 }
@@ -749,7 +773,8 @@ BOOST_AUTO_TEST_CASE( son_report_down_test ) {
       auto son_stats_obj = sidx.find( obj->statistics );
       BOOST_REQUIRE( son_stats_obj != sidx.end() );
 
-      BOOST_CHECK( obj->status == son_status::active);
+      BOOST_CHECK( obj->statuses.at(sidechain_type::bitcoin) == son_status::active);
+      BOOST_CHECK( obj->statuses.at(sidechain_type::hive) == son_status::active);
 
       {
          // Check that transaction fails if down_ts < last_active_timestamp
@@ -758,7 +783,7 @@ BOOST_AUTO_TEST_CASE( son_report_down_test ) {
          son_report_down_operation op;
          op.payer = db.get_global_properties().parameters.son_account();
          op.son_id = son_id_type(0);
-         op.down_ts = fc::time_point_sec(son_stats_obj->last_active_timestamp - fc::seconds(1));
+         op.down_ts = fc::time_point_sec(son_stats_obj->last_active_timestamp.at(sidechain_type::bitcoin) - fc::seconds(1));
 
          trx.operations.push_back(op);
          set_expiration(db, trx);
@@ -775,7 +800,7 @@ BOOST_AUTO_TEST_CASE( son_report_down_test ) {
          son_report_down_operation op;
          op.payer = alice_id;
          op.son_id = son_id_type(0);
-         op.down_ts = son_stats_obj->last_active_timestamp;
+         op.down_ts = son_stats_obj->last_active_timestamp.at(sidechain_type::bitcoin);
 
          trx.operations.push_back(op);
          set_expiration(db, trx);
@@ -792,7 +817,7 @@ BOOST_AUTO_TEST_CASE( son_report_down_test ) {
          son_report_down_operation op;
          op.payer = db.get_global_properties().parameters.son_account();
          op.son_id = son_id_type(0);
-         op.down_ts = son_stats_obj->last_active_timestamp;
+         op.down_ts = son_stats_obj->last_active_timestamp.at(sidechain_type::bitcoin);
 
          trx.operations.push_back(op);
          set_expiration(db, trx);
@@ -801,8 +826,10 @@ BOOST_AUTO_TEST_CASE( son_report_down_test ) {
          generate_block();
          trx.clear();
 
-         BOOST_CHECK( obj->status == son_status::in_maintenance);
-         BOOST_CHECK( son_stats_obj->last_down_timestamp == op.down_ts);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::bitcoin) == son_status::in_maintenance);
+         BOOST_CHECK( obj->statuses.at(sidechain_type::hive) == son_status::in_maintenance);
+         BOOST_CHECK( son_stats_obj->last_down_timestamp.at(sidechain_type::bitcoin) == op.down_ts);
+         BOOST_CHECK( son_stats_obj->last_down_timestamp.at(sidechain_type::hive) == op.down_ts);
       }
 
       {
@@ -812,7 +839,7 @@ BOOST_AUTO_TEST_CASE( son_report_down_test ) {
          son_report_down_operation op;
          op.payer = db.get_global_properties().parameters.son_account();
          op.son_id = son_id_type(0);
-         op.down_ts = son_stats_obj->last_active_timestamp;
+         op.down_ts = son_stats_obj->last_active_timestamp.at(sidechain_type::bitcoin);
 
          trx.operations.push_back(op);
          set_expiration(db, trx);

tests/tests/son_wallet_tests.cpp

@@ -154,13 +154,14 @@ BOOST_AUTO_TEST_CASE( son_wallet_recreate_test ) {
 
       op.payer = db.get_global_properties().parameters.son_account();
 
+      //! Fixme - add hive tests
       {
          son_info si;
          si.son_id = son_id_type(0);
          si.weight = 1000;
          si.signing_key = alice_public_key;
-         si.sidechain_public_keys[sidechain_type::bitcoin] = "";
-         op.sons.push_back(si);
+         si.public_key = "";
+         op.sons[sidechain_type::bitcoin].push_back(si);
       }
 
       {
@@ -168,8 +169,8 @@ BOOST_AUTO_TEST_CASE( son_wallet_recreate_test ) {
          si.son_id = son_id_type(1);
          si.weight = 1000;
          si.signing_key = bob_public_key;
-         si.sidechain_public_keys[sidechain_type::bitcoin] = "";
-         op.sons.push_back(si);
+         si.public_key = "";
+         op.sons[sidechain_type::bitcoin].push_back(si);
       }
 
       trx.operations.push_back(op);