face-manager.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#ifndef NFD_DAEMON_MGMT_FACE_MANAGER_HPP
#define NFD_DAEMON_MGMT_FACE_MANAGER_HPP

#include "nfd-manager-base.hpp"
#include "face/face-system.hpp"
#include <ndn-cxx/mgmt/nfd/face-status.hpp>
#include <ndn-cxx/mgmt/nfd/face-query-filter.hpp>
#include <ndn-cxx/mgmt/nfd/face-event-notification.hpp>

namespace nfd {

class FaceManager : public NfdManagerBase
{
public:
  FaceManager(FaceTable& faceTable,
              Dispatcher& dispatcher,
              CommandAuthenticator& authenticator);

  void
  setConfigFile(ConfigFile& configFile);

PUBLIC_WITH_TESTS_ELSE_PRIVATE: // ControlCommand
  void
  createFace(const Name& topPrefix, const Interest& interest,
             const ControlParameters& parameters,
             const ndn::mgmt::CommandContinuation& done);

  void
  updateFace(const Name& topPrefix, const Interest& interest,
             const ControlParameters& parameters,
             const ndn::mgmt::CommandContinuation& done);

  void
  destroyFace(const Name& topPrefix, const Interest& interest,
              const ControlParameters& parameters,
              const ndn::mgmt::CommandContinuation& done);

  void
  enableLocalControl(const Name& topPrefix, const Interest& interest,
                     const ControlParameters& parameters,
                     const ndn::mgmt::CommandContinuation& done);

  void
  disableLocalControl(const Name& topPrefix, const Interest& interest,
                      const ControlParameters& parameters,
                      const ndn::mgmt::CommandContinuation& done);

PUBLIC_WITH_TESTS_ELSE_PRIVATE: // helpers for ControlCommand
  void
  afterCreateFaceSuccess(const ControlParameters& parameters,
                         const shared_ptr<Face>& newFace,
                         const ndn::mgmt::CommandContinuation& done);

  void
  afterCreateFaceFailure(uint32_t status,
                         const std::string& reason,
                         const ndn::mgmt::CommandContinuation& done);

  Face*
  findFaceForLocalControl(const Interest& request,
                          const ControlParameters& parameters,
                          const ndn::mgmt::CommandContinuation& done);

  static void
  setLinkServiceOptions(Face& face,
                        const ControlParameters& parameters,
                        ControlParameters& response);

PUBLIC_WITH_TESTS_ELSE_PRIVATE: // StatusDataset
  void
  listFaces(const Name& topPrefix, const Interest& interest,
            ndn::mgmt::StatusDatasetContext& context);

  void
  listChannels(const Name& topPrefix, const Interest& interest,
               ndn::mgmt::StatusDatasetContext& context);

  void
  queryFaces(const Name& topPrefix, const Interest& interest,
             ndn::mgmt::StatusDatasetContext& context);

private: // helpers for StatusDataset handler
  bool
  matchFilter(const ndn::nfd::FaceQueryFilter& filter, const Face& face);

  static ndn::nfd::FaceStatus
  collectFaceStatus(const Face& face, const time::steady_clock::TimePoint& now);

  template<typename FaceTraits>
  static void
  collectFaceProperties(const Face& face, FaceTraits& traits);

private: // NotificationStream
  void
  notifyFaceEvent(const Face& face, ndn::nfd::FaceEventKind kind);

  void
  connectFaceStateChangeSignal(const Face& face);

PUBLIC_WITH_TESTS_ELSE_PRIVATE:
  FaceSystem m_faceSystem; 
  FaceTable& m_faceTable;
  std::map<FaceId, signal::ScopedConnection> m_faceStateChangeConn;

private:
  ndn::mgmt::PostNotification m_postNotification;
  signal::ScopedConnection m_faceAddConn;
  signal::ScopedConnection m_faceRemoveConn;
};

} // namespace nfd

#endif // NFD_DAEMON_MGMT_FACE_MANAGER_HPP