HistoServer2.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
#pragma once
 
#include <string>
 
#include <daq/dataflow/EvtSocket.h>
#include <daq/dataflow/EvtSocketManager.h>
 
#include <daq/dqm/HistoManager2.h>
#include <map>
#include <vector>
 
// ROOT socket
#include <TServerSocket.h>
#include <TSocket.h>
#include <TObject.h>
 
namespace Belle2 {
 
  class HistoServer2 {
  public:
    enum {c_maxBufSize = 160000000 };
    enum { c_mergeIntervall = 5000 };
 
  public:
    HistoServer2(int port, const std::string& mapfile);
    ~HistoServer2();
 
    int init();
 
    int server();  // Loop
 
  private:
    EvtSocketRecv* m_sock;
    EvtSocketManager* m_man;
    int m_port;
    int m_force_exit;

    TServerSocket* m_root_server_sock = nullptr;
    TSocket* m_root_socket = nullptr;
    bool recv_root_message(std::vector<TObject*>& objlist,
                           std::vector<std::string>& strlist,
                           int& fd);
    void handle_objects(std::vector<TObject*>& objlist,
                        std::vector<std::string>& strlist,
                        int fd,
                        bool& updated);

    void write_state(void);
  private:
    std::string m_filename;
    HistoManager2* m_hman;

    std::map <std::string, std::pair<int, bool>> m_units_connected;
    std::map <std::string, time_t> m_unit_last_conn_time;
    std::map <std::string, time_t> m_unit_last_packet_time;
    std::map <std::string, time_t> m_unit_last_content_time;
    time_t m_last_merge_time{};
  };

}