Add an RPC call and daemon command to get info on hard fork voting

src/daemon/command_parser_executor.cpp

@@ -361,5 +361,27 @@ bool t_command_parser_executor::stop_save_graph(const std::vector<std::string>&
 	return m_executor.stop_save_graph();
 }
 
+bool t_command_parser_executor::hard_fork_info(const std::vector<std::string>& args)
+{
+  int version;
+  if (args.size() == 0) {
+    version = 0;
+  }
+  else if (args.size() == 1) {
+    try {
+      version = std::stoi(args[0]);
+    }
+    catch(std::invalid_argument& ex) {
+        return false;
+    }
+    if (version <= 0 || version > 255)
+      return false;
+  }
+  else {
+    return false;
+  }
+  return m_executor.hard_fork_info(version);
+}
+
 
 } // namespace daemonize

src/daemon/command_parser_executor.h

@@ -102,6 +102,8 @@ public:
   bool start_save_graph(const std::vector<std::string>& args);
   
   bool stop_save_graph(const std::vector<std::string>& args);
+  
+  bool hard_fork_info(const std::vector<std::string>& args);
 };
 
 } // namespace daemonize

src/daemon/command_server.cpp

@@ -184,6 +184,11 @@ t_command_server::t_command_server(
     , std::bind(&t_command_parser_executor::stop_save_graph, &m_parser, p::_1)
     , "Stop save data for dr monero"
     );
+    m_command_lookup.set_handler(
+      "hard_fork_info"
+    , std::bind(&t_command_parser_executor::hard_fork_info, &m_parser, p::_1)
+    , "Print hard fork voting information"
+    );
 }
 
 bool t_command_server::process_command_str(const std::string& cmd)

src/daemon/rpc_command_executor.cpp

@@ -946,4 +946,35 @@ bool t_rpc_command_executor::stop_save_graph()
 	return true;
 }
 
+bool t_rpc_command_executor::hard_fork_info(uint8_t version)
+{
+    cryptonote::COMMAND_RPC_HARD_FORK_INFO::request req;
+    cryptonote::COMMAND_RPC_HARD_FORK_INFO::response res;
+    std::string fail_message = "Unsuccessful";
+    epee::json_rpc::error error_resp;
+
+    req.version = version;
+
+    if (m_is_rpc)
+    {
+        if (!m_rpc_client->json_rpc_request(req, res, "/hard_fork_info", fail_message.c_str()))
+        {
+            return true;
+        }
+    }
+    else
+    {
+        if (!m_rpc_server->on_hard_fork_info(req, res, error_resp))
+        {
+            tools::fail_msg_writer() << fail_message.c_str();
+            return true;
+        }
+        version = version > 0 ? version : res.voting;
+        tools::msg_writer() << "version " << (uint32_t)version << " " << (res.enabled ? "enabled" : "not enabled") <<
+            ", " << res.votes << "/" << res.window << " votes, threshold " << res.threshold;
+        tools::msg_writer() << "current version " << (uint32_t)res.version << ", voting for version " << (uint32_t)res.voting;
+    }
+    return true;
+}
+
 }// namespace daemonize

src/daemon/rpc_command_executor.h

@@ -120,6 +120,8 @@ public:
   bool start_save_graph();
   
   bool stop_save_graph();
+  
+  bool hard_fork_info(uint8_t version);
 };
 
 } // namespace daemonize