Merge pull request #1204

7db29d6 print_coinbase_tx_sum now breaks output into fee and emission components (Dion Ahmetaj)
dd6c443 changed params from start/end index to height/count (Dion Ahmetaj)
e95d3f3 attempted to remove whitespace spam (Dion Ahmetaj)
412da63 added print_coinbase_tx_sum option (Dion Ahmetaj)

.gitignore

@@ -103,3 +103,4 @@ local.properties
 .texlipse
 .idea/
 
+/testnet

src/cryptonote_core/cryptonote_core.cpp

@@ -616,6 +616,34 @@ namespace cryptonote
     return true;
   }
   //-----------------------------------------------------------------------------------------------
+  std::pair<uint64_t, uint64_t> core::get_coinbase_tx_sum(const uint64_t start_offset, const uint64_t count)
+  {
+    std::list<block> blocks;
+    std::list<transaction> txs;
+    std::list<crypto::hash> missed_txs;
+    uint64_t coinbase_amount = 0;
+    uint64_t emission_amount = 0;
+    uint64_t total_fee_amount = 0;
+    uint64_t tx_fee_amount = 0;
+    this->get_blocks(start_offset, count, blocks);
+    BOOST_FOREACH(auto& b, blocks)
+    {
+      coinbase_amount = get_outs_money_amount(b.miner_tx);
+      this->get_transactions(b.tx_hashes, txs, missed_txs);      
+      BOOST_FOREACH(const auto& tx, txs)
+      {
+        tx_fee_amount += get_tx_fee(tx);
+      }
+      
+      emission_amount += coinbase_amount - tx_fee_amount;
+      total_fee_amount += tx_fee_amount;
+      coinbase_amount = 0;
+      tx_fee_amount = 0;
+    }
+
+    return std::pair<uint64_t, uint64_t>(emission_amount, total_fee_amount);
+  }
+  //-----------------------------------------------------------------------------------------------
   bool core::check_tx_inputs_keyimages_diff(const transaction& tx) const
   {
     std::unordered_set<crypto::key_image> ki;

src/cryptonote_core/cryptonote_core.h

@@ -600,6 +600,13 @@ namespace cryptonote
       */
      size_t get_block_sync_size() const { return block_sync_size; }
 
+     /**
+      * @brief get the sum of coinbase tx amounts between blocks
+      *
+      * @return the number of blocks to sync in one go
+      */
+     std::pair<uint64_t, uint64_t> get_coinbase_tx_sum(const uint64_t start_offset, const uint64_t count);
+
    private:
 
      /**

src/daemon/command_parser_executor.cpp

@@ -452,5 +452,27 @@ bool t_command_parser_executor::output_histogram(const std::vector<std::string>&
   return m_executor.output_histogram(min_count, max_count);
 }
 
+bool t_command_parser_executor::print_coinbase_tx_sum(const std::vector<std::string>& args)
+{
+  if(!args.size())
+  {
+    std::cout << "need block height parameter" << std::endl;
+    return false;
+  }
+  uint64_t height = 0;
+  uint64_t count = 0;
+  if(!epee::string_tools::get_xtype_from_string(height, args[0]))
+  {
+    std::cout << "wrong starter block height parameter" << std::endl;
+    return false;
+  }
+  if(args.size() >1 && !epee::string_tools::get_xtype_from_string(count, args[1]))
+  {
+    std::cout << "wrong count parameter" << std::endl;
+    return false;
+  }
+
+  return m_executor.print_coinbase_tx_sum(height, count);
+}
 
 } // namespace daemonize

src/daemon/command_parser_executor.h

@@ -115,6 +115,8 @@ public:
   bool flush_txpool(const std::vector<std::string>& args);
 
   bool output_histogram(const std::vector<std::string>& args);
+
+  bool print_coinbase_tx_sum(const std::vector<std::string>& args);
 };
 
 } // namespace daemonize

src/daemon/command_server.cpp

@@ -215,6 +215,11 @@ t_command_server::t_command_server(
     , std::bind(&t_command_parser_executor::output_histogram, &m_parser, p::_1)
     , "Print output histogram (amount, instances)"
     );
+    m_command_lookup.set_handler(
+      "print_coinbase_tx_sum"
+    , std::bind(&t_command_parser_executor::print_coinbase_tx_sum, &m_parser, p::_1)
+    , "Print sum of coinbase transactions (start height, block count)"
+    );
 }
 
 bool t_command_server::process_command_str(const std::string& cmd)

src/daemon/rpc_command_executor.cpp

@@ -1270,5 +1270,40 @@ bool t_rpc_command_executor::output_histogram(uint64_t min_count, uint64_t max_c
     return true;
 }
 
+bool t_rpc_command_executor::print_coinbase_tx_sum(uint64_t height, uint64_t count)
+{
+  cryptonote::COMMAND_RPC_GET_COINBASE_TX_SUM::request req;
+  cryptonote::COMMAND_RPC_GET_COINBASE_TX_SUM::response res;
+  epee::json_rpc::error error_resp;
+
+  req.height = height;
+  req.count = count;
+
+  std::string fail_message = "Unsuccessful";
+
+  if (m_is_rpc)
+  {
+    if (!m_rpc_client->json_rpc_request(req, res, "get_coinbase_tx_sum", fail_message.c_str()))
+    {
+      return true;
+    }
+  }
+  else
+  {
+    if (!m_rpc_server->on_get_coinbase_tx_sum(req, res, error_resp))
+    {
+      tools::fail_msg_writer() << fail_message.c_str();
+      return true;
+    }
+  }
+
+  tools::msg_writer() << "Sum of coinbase transactions between block heights ["
+    << height << ", " << (height + count) << ") is "
+    << cryptonote::print_money(res.emission_amount + res.fee_amount) << " "
+    << "consisting of " << cryptonote::print_money(res.emission_amount) 
+    << " in emissions, and " << cryptonote::print_money(res.fee_amount) << " in fees";
+  return true;
+}
+
 
 }// namespace daemonize

src/daemon/rpc_command_executor.h

@@ -133,6 +133,8 @@ public:
   bool flush_txpool(const std::string &txid);
 
   bool output_histogram(uint64_t min_count, uint64_t max_count);
+
+  bool print_coinbase_tx_sum(uint64_t height, uint64_t count);
 };
 
 } // namespace daemonize

src/rpc/core_rpc_server.cpp

@@ -1266,6 +1266,14 @@ namespace cryptonote
     return true;
   }
   //------------------------------------------------------------------------------------------------------------------------------
+  bool core_rpc_server::on_get_coinbase_tx_sum(const COMMAND_RPC_GET_COINBASE_TX_SUM::request& req, COMMAND_RPC_GET_COINBASE_TX_SUM::response& res, epee::json_rpc::error& error_resp)
+  {
+    std::pair<uint64_t, uint64_t> amounts = m_core.get_coinbase_tx_sum(req.height, req.count);
+    res.emission_amount = amounts.first;
+    res.fee_amount = amounts.second;
+    return true;
+  }
+  //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_out_peers(const COMMAND_RPC_OUT_PEERS::request& req, COMMAND_RPC_OUT_PEERS::response& res)
   {
 	  // TODO

src/rpc/core_rpc_server.h

@@ -115,6 +115,7 @@ namespace cryptonote
         MAP_JON_RPC_WE_IF("flush_txpool",        on_flush_txpool,               COMMAND_RPC_FLUSH_TRANSACTION_POOL, !m_restricted)
         MAP_JON_RPC_WE("get_output_histogram",   on_get_output_histogram,       COMMAND_RPC_GET_OUTPUT_HISTOGRAM)
         MAP_JON_RPC_WE("get_version",            on_get_version,                COMMAND_RPC_GET_VERSION)
+        MAP_JON_RPC_WE("get_coinbase_tx_sum",    on_get_coinbase_tx_sum,        COMMAND_RPC_GET_COINBASE_TX_SUM)
       END_JSON_RPC_MAP()
     END_URI_MAP2()
 
@@ -160,6 +161,7 @@ namespace cryptonote
     bool on_flush_txpool(const COMMAND_RPC_FLUSH_TRANSACTION_POOL::request& req, COMMAND_RPC_FLUSH_TRANSACTION_POOL::response& res, epee::json_rpc::error& error_resp);
     bool on_get_output_histogram(const COMMAND_RPC_GET_OUTPUT_HISTOGRAM::request& req, COMMAND_RPC_GET_OUTPUT_HISTOGRAM::response& res, epee::json_rpc::error& error_resp);
     bool on_get_version(const COMMAND_RPC_GET_VERSION::request& req, COMMAND_RPC_GET_VERSION::response& res, epee::json_rpc::error& error_resp);
+    bool on_get_coinbase_tx_sum(const COMMAND_RPC_GET_COINBASE_TX_SUM::request& req, COMMAND_RPC_GET_COINBASE_TX_SUM::response& res, epee::json_rpc::error& error_resp);
     //-----------------------
 
 private:

src/rpc/core_rpc_server_commands_defs.h

@@ -1226,5 +1226,31 @@ namespace cryptonote
       END_KV_SERIALIZE_MAP()
     };
   };
-}
 
+  struct COMMAND_RPC_GET_COINBASE_TX_SUM
+  {
+    struct request
+    {
+      uint64_t height;
+      uint64_t count;
+
+      BEGIN_KV_SERIALIZE_MAP()
+        KV_SERIALIZE(height);
+        KV_SERIALIZE(count);
+      END_KV_SERIALIZE_MAP()
+    };
+
+    struct response
+    {
+      std::string status;
+      uint64_t emission_amount;
+      uint64_t fee_amount;
+
+      BEGIN_KV_SERIALIZE_MAP()
+        KV_SERIALIZE(status)
+        KV_SERIALIZE(emission_amount)
+        KV_SERIALIZE(fee_amount)
+      END_KV_SERIALIZE_MAP()
+    };
+  };
+}