wallet_rpc_server: add a sweep_dust RPC command as well

src/wallet/wallet_rpc_server.cpp

@@ -273,6 +273,50 @@ namespace tools
     return true;
   }
   //------------------------------------------------------------------------------------------------------------------------------
+  bool wallet_rpc_server::on_sweep_dust(const wallet_rpc::COMMAND_RPC_SWEEP_DUST::request& req, wallet_rpc::COMMAND_RPC_SWEEP_DUST::response& res, epee::json_rpc::error& er)
+  {
+    if (m_wallet.restricted())
+    {
+      er.code = WALLET_RPC_ERROR_CODE_DENIED;
+      er.message = "Command unavailable in restricted mode.";
+      return false;
+    }
+
+    try
+    {
+      std::vector<wallet2::pending_tx> ptx_vector = m_wallet.create_dust_sweep_transactions();
+
+      m_wallet.commit_tx(ptx_vector);
+
+      // populate response with tx hashes
+      for (auto & ptx : ptx_vector)
+      {
+        res.tx_hash_list.push_back(boost::lexical_cast<std::string>(cryptonote::get_transaction_hash(ptx.tx)));
+      }
+
+      return true;
+    }
+    catch (const tools::error::daemon_busy& e)
+    {
+      er.code = WALLET_RPC_ERROR_CODE_DAEMON_IS_BUSY;
+      er.message = e.what();
+      return false;
+    }
+    catch (const std::exception& e)
+    {
+      er.code = WALLET_RPC_ERROR_CODE_GENERIC_TRANSFER_ERROR;
+      er.message = e.what();
+      return false;
+    }
+    catch (...)
+    {
+      er.code = WALLET_RPC_ERROR_CODE_UNKNOWN_ERROR;
+      er.message = "WALLET_RPC_ERROR_CODE_UNKNOWN_ERROR";
+      return false;
+    }
+    return true;
+  }
+  //------------------------------------------------------------------------------------------------------------------------------
   bool wallet_rpc_server::on_store(const wallet_rpc::COMMAND_RPC_STORE::request& req, wallet_rpc::COMMAND_RPC_STORE::response& res, epee::json_rpc::error& er)
   {
     if (m_wallet.restricted())

src/wallet/wallet_rpc_server.h

@@ -65,6 +65,7 @@ namespace tools
         MAP_JON_RPC_WE("getaddress",         on_getaddress,         wallet_rpc::COMMAND_RPC_GET_ADDRESS)
         MAP_JON_RPC_WE("transfer",           on_transfer,           wallet_rpc::COMMAND_RPC_TRANSFER)
         MAP_JON_RPC_WE("transfer_split",     on_transfer_split,     wallet_rpc::COMMAND_RPC_TRANSFER_SPLIT)
+        MAP_JON_RPC_WE("sweep_dust",         on_sweep_dust,         wallet_rpc::COMMAND_RPC_SWEEP_DUST)
         MAP_JON_RPC_WE("store",              on_store,              wallet_rpc::COMMAND_RPC_STORE)
         MAP_JON_RPC_WE("get_payments",       on_get_payments,       wallet_rpc::COMMAND_RPC_GET_PAYMENTS)
         MAP_JON_RPC_WE("get_bulk_payments",  on_get_bulk_payments,  wallet_rpc::COMMAND_RPC_GET_BULK_PAYMENTS)
@@ -79,6 +80,7 @@ namespace tools
       bool validate_transfer(const std::list<wallet_rpc::transfer_destination> destinations, const std::string payment_id, std::vector<cryptonote::tx_destination_entry>& dsts, std::vector<uint8_t>& extra, epee::json_rpc::error& er);
       bool on_transfer(const wallet_rpc::COMMAND_RPC_TRANSFER::request& req, wallet_rpc::COMMAND_RPC_TRANSFER::response& res, epee::json_rpc::error& er);
       bool on_transfer_split(const wallet_rpc::COMMAND_RPC_TRANSFER_SPLIT::request& req, wallet_rpc::COMMAND_RPC_TRANSFER_SPLIT::response& res, epee::json_rpc::error& er);
+      bool on_sweep_dust(const wallet_rpc::COMMAND_RPC_SWEEP_DUST::request& req, wallet_rpc::COMMAND_RPC_SWEEP_DUST::response& res, epee::json_rpc::error& er);
       bool on_store(const wallet_rpc::COMMAND_RPC_STORE::request& req, wallet_rpc::COMMAND_RPC_STORE::response& res, epee::json_rpc::error& er);
       bool on_get_payments(const wallet_rpc::COMMAND_RPC_GET_PAYMENTS::request& req, wallet_rpc::COMMAND_RPC_GET_PAYMENTS::response& res, epee::json_rpc::error& er);
       bool on_get_bulk_payments(const wallet_rpc::COMMAND_RPC_GET_BULK_PAYMENTS::request& req, wallet_rpc::COMMAND_RPC_GET_BULK_PAYMENTS::response& res, epee::json_rpc::error& er);

src/wallet/wallet_rpc_server_commands_defs.h

@@ -146,6 +146,24 @@ namespace wallet_rpc
     };
   };
 
+  struct COMMAND_RPC_SWEEP_DUST
+  {
+    struct request
+    {
+      BEGIN_KV_SERIALIZE_MAP()
+      END_KV_SERIALIZE_MAP()
+    };
+
+    struct response
+    {
+      std::list<std::string> tx_hash_list;
+
+      BEGIN_KV_SERIALIZE_MAP()
+        KV_SERIALIZE(tx_hash_list)
+      END_KV_SERIALIZE_MAP()
+    };
+  };
+
   struct COMMAND_RPC_STORE
   {
     struct request