ConfigManager.hpp

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/*
    Copyright (C) 2014-2016 Leosac
 
    This file is part of Leosac.
 
    Leosac is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    Leosac is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU Affero General Public License for more details.
 
    You should have received a copy of the GNU Affero General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
 
#pragma once
 
#include "exception/leosacexception.hpp"
#include "tools/log.hpp"
#include <boost/property_tree/ptree.hpp>
#include <map>
#include <memory>
#include <string>
#include <vector>
#include <zmqpp/zmqpp.hpp>
 
namespace Leosac
{
class Kernel;
 
class ConfigManager
{
  public:
    ConfigManager(const boost::property_tree::ptree &cfg);
    virtual ~ConfigManager() = default;
 
    ConfigManager(const ConfigManager &) = default;
 
    ConfigManager(ConfigManager &&) = delete;
    ConfigManager &operator=(const ConfigManager &) = delete;
    ConfigManager &operator=(ConfigManager &&) = delete;
 
    boost::property_tree::ptree get_general_config() const;
 
    boost::property_tree::ptree get_exportable_general_config() const;
 
    boost::property_tree::ptree get_application_config();
 
    bool store_config(const std::string &module,
                      const boost::property_tree::ptree &cfg);
 
    bool has_config(const std::string &module) const;
 
    const boost::property_tree::ptree &load_config(const std::string &module) const;
 
    bool remove_config(const std::string &module);
 
    enum class ConfigFormat : uint8_t
    {
        BOOST_ARCHIVE = 0,
        XML           = 1,
    };
 
    const boost::property_tree::ptree &kconfig() const;
 
    boost::property_tree::ptree &kconfig();
 
    void set_kconfig(const boost::property_tree::ptree &new_cfg);
 
    std::list<std::string> get_non_importable_modules() const;
 
    bool is_module_importable(const std::string &) const;
 
    uint64_t config_version() const;
 
    void config_version(uint64_t new_version);
 
    void incr_version();
 
    const std::string &instance_name() const;
 
  private:
    std::map<std::string, boost::property_tree::ptree> modules_configs_;
 
    boost::property_tree::ptree kernel_config_;
 
    uint64_t version_;
 
    std::string instance_name_;
};
}
 
zmqpp::message &operator>>(zmqpp::message &msg,
                           Leosac::ConfigManager::ConfigFormat &fmt);
 
zmqpp::message &operator<<(zmqpp::message &msg,
                           const Leosac::ConfigManager::ConfigFormat &fmt);