control-command.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013-2021 Regents of the University of California.
 *
 * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
 *
 * ndn-cxx library is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later version.
 *
 * ndn-cxx library 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 Lesser General Public License for more details.
 *
 * You should have received copies of the GNU General Public License and GNU Lesser
 * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
 * <http://www.gnu.org/licenses/>.
 *
 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
 */
 
#ifndef NDN_CXX_MGMT_NFD_CONTROL_COMMAND_HPP
#define NDN_CXX_MGMT_NFD_CONTROL_COMMAND_HPP
 
#include "ndn-cxx/mgmt/nfd/control-parameters.hpp"
 
namespace ndn {
namespace nfd {
 
class ControlCommand : noncopyable
{
public:
  class ArgumentError : public std::invalid_argument
  {
  public:
    explicit
    ArgumentError(const std::string& what)
      : std::invalid_argument(what)
    {
    }
  };
 
  virtual
  ~ControlCommand();
 
  virtual void
  validateRequest(const ControlParameters& parameters) const;
 
  virtual void
  applyDefaultsToRequest(ControlParameters& parameters) const;
 
  virtual void
  validateResponse(const ControlParameters& parameters) const;
 
  virtual void
  applyDefaultsToResponse(ControlParameters& parameters) const;
 
  Name
  getRequestName(const Name& commandPrefix, const ControlParameters& parameters) const;
 
protected:
  ControlCommand(const std::string& module, const std::string& verb);
 
  class FieldValidator
  {
  public:
    FieldValidator();
 
    FieldValidator&
    required(ControlParameterField field)
    {
      m_required[field] = true;
      return *this;
    }
 
    FieldValidator&
    optional(ControlParameterField field)
    {
      m_optional[field] = true;
      return *this;
    }
 
    void
    validate(const ControlParameters& parameters) const;
 
  private:
    std::vector<bool> m_required;
    std::vector<bool> m_optional;
  };
 
protected:
  FieldValidator m_requestValidator;
  FieldValidator m_responseValidator;
 
private:
  name::Component m_module;
  name::Component m_verb;
};
 
 
class FaceCreateCommand : public ControlCommand
{
public:
  FaceCreateCommand();
 
  void
  applyDefaultsToRequest(ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
 
class FaceUpdateCommand : public ControlCommand
{
public:
  FaceUpdateCommand();
 
  void
  applyDefaultsToRequest(ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
 
class FaceDestroyCommand : public ControlCommand
{
public:
  FaceDestroyCommand();
 
  void
  validateRequest(const ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
 
class FibAddNextHopCommand : public ControlCommand
{
public:
  FibAddNextHopCommand();
 
  void
  applyDefaultsToRequest(ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
 
class FibRemoveNextHopCommand : public ControlCommand
{
public:
  FibRemoveNextHopCommand();
 
  void
  applyDefaultsToRequest(ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
 
class CsConfigCommand : public ControlCommand
{
public:
  CsConfigCommand();
};
 
 
class CsEraseCommand : public ControlCommand
{
public:
  CsEraseCommand();
 
  void
  validateRequest(const ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
 
class StrategyChoiceSetCommand : public ControlCommand
{
public:
  StrategyChoiceSetCommand();
};
 
 
class StrategyChoiceUnsetCommand : public ControlCommand
{
public:
  StrategyChoiceUnsetCommand();
 
  void
  validateRequest(const ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
 
class RibRegisterCommand : public ControlCommand
{
public:
  RibRegisterCommand();
 
  void
  applyDefaultsToRequest(ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
 
class RibUnregisterCommand : public ControlCommand
{
public:
  RibUnregisterCommand();
 
  void
  applyDefaultsToRequest(ControlParameters& parameters) const override;
 
  void
  validateResponse(const ControlParameters& parameters) const override;
};
 
} // namespace nfd
} // namespace ndn
 
#endif // NDN_CXX_MGMT_NFD_CONTROL_COMMAND_HPP