dataset-interest-handler.hpp

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

#include "route/routing-table-entry.hpp"
#include "route/routing-table.hpp"
#include "route/nexthop-list.hpp"
#include "lsdb.hpp"
#include "logger.hpp"

#include "tlv/adjacency-lsa.hpp"
#include "tlv/coordinate-lsa.hpp"
#include "tlv/name-lsa.hpp"
#include "tlv/routing-table-status.hpp"
#include "tlv/routing-table-entry.hpp"

#include <ndn-cxx/mgmt/dispatcher.hpp>
#include <ndn-cxx/face.hpp>
#include <boost/noncopyable.hpp>

namespace nlsr {
namespace dataset {
const ndn::Name::Component ADJACENCY_COMPONENT = ndn::Name::Component{"adjacencies"};
const ndn::Name::Component NAME_COMPONENT = ndn::Name::Component{"names"};
const ndn::Name::Component COORDINATE_COMPONENT = ndn::Name::Component{"coordinates"};
} // namespace dataset

class DatasetInterestHandler : boost::noncopyable
{
public:
  class Error : std::runtime_error
  {
  public:
    explicit
    Error(const std::string& what)
      : std::runtime_error(what)
    {
    }
  };

  DatasetInterestHandler(const Lsdb& lsdb,
                         const RoutingTable& rt,
                         ndn::mgmt::Dispatcher& dispatcher,
                         const ndn::Face& face,
                         const ndn::KeyChain& keyChain);

  ndn::Name&
  getRouterNameCommandPrefix()
  {
    return m_routerNamePrefix;
  }

  void
  setRouterNameCommandPrefix(const ndn::Name& routerName) {
    m_routerNamePrefix = routerName;
    m_routerNamePrefix.append(Lsdb::NAME_COMPONENT);
  }

private:
  void
  setDispatcher(ndn::mgmt::Dispatcher& dispatcher);

  std::vector<tlv::RoutingTable>
  getTlvRTEntries();

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

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

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

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

private:
  const Lsdb& m_lsdb;
  ndn::Name m_routerNamePrefix;

  ndn::mgmt::Dispatcher& m_dispatcher;

  const std::list<RoutingTableEntry>& m_routingTableEntries;
  const std::list<RoutingTableEntry>& m_dryRoutingTableEntries;
};

template<typename T> std::list<T>
getTlvLsas(const Lsdb& lsdb);

template<> std::list<tlv::AdjacencyLsa>
getTlvLsas<tlv::AdjacencyLsa>(const Lsdb& lsdb);

template<> std::list<tlv::CoordinateLsa>
getTlvLsas<tlv::CoordinateLsa>(const Lsdb& lsdb);

template<> std::list<tlv::NameLsa>
getTlvLsas<tlv::NameLsa>(const Lsdb& lsdb);

} // namespace nlsr

#endif // NLSR_PUBLISHER_DATASET_INTEREST_HANDLER_HPP