nfd-rib-readvertise-destination.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "nfd-rib-readvertise-destination.hpp"
#include "core/logger.hpp"

#include <ndn-cxx/mgmt/nfd/command-options.hpp>
#include <ndn-cxx/mgmt/nfd/control-command.hpp>
#include <ndn-cxx/mgmt/nfd/control-parameters.hpp>
#include <ndn-cxx/mgmt/nfd/control-response.hpp>

namespace nfd {
namespace rib {

NFD_LOG_INIT("NfdRibReadvertiseDestination");

using ndn::nfd::CommandOptions;
using ndn::nfd::ControlParameters;
using ndn::nfd::ControlResponse;

NfdRibReadvertiseDestination::NfdRibReadvertiseDestination(ndn::nfd::Controller& controller,
                                                           const Name& commandPrefix,
                                                           Rib& rib)
  : m_controller(controller)
  , m_commandPrefix(commandPrefix)
{
  m_ribInsertConn = rib.afterInsertEntry.connect(
    std::bind(&NfdRibReadvertiseDestination::handleRibInsert, this, _1));
  m_ribEraseConn = rib.afterEraseEntry.connect(
    std::bind(&NfdRibReadvertiseDestination::handleRibErase, this, _1));
}

void
NfdRibReadvertiseDestination::advertise(const nfd::rib::ReadvertisedRoute& rr,
                                        std::function<void()> successCb,
                                        std::function<void(const std::string&)> failureCb)
{
  NFD_LOG_DEBUG("advertise " << rr.prefix << " on " << m_commandPrefix);

  m_controller.start<ndn::nfd::RibRegisterCommand>(
    ControlParameters().setName(rr.prefix).setOrigin(ndn::nfd::ROUTE_ORIGIN_CLIENT),
    [=] (const ControlParameters& cp) { successCb(); },
    [=] (const ControlResponse& cr) { failureCb(cr.getText()); },
    CommandOptions().setPrefix(m_commandPrefix).setSigningInfo(rr.signer));
}

void
NfdRibReadvertiseDestination::withdraw(const nfd::rib::ReadvertisedRoute& rr,
                                       std::function<void()> successCb,
                                       std::function<void(const std::string&)> failureCb)
{
  NFD_LOG_DEBUG("withdraw " << rr.prefix << " on " << m_commandPrefix);

  m_controller.start<ndn::nfd::RibUnregisterCommand>(
    ControlParameters().setName(rr.prefix).setOrigin(ndn::nfd::ROUTE_ORIGIN_CLIENT),
    [=] (const ControlParameters& cp) { successCb(); },
    [=] (const ControlResponse& cr) { failureCb(cr.getText()); },
    CommandOptions().setPrefix(m_commandPrefix).setSigningInfo(rr.signer));
}

void
NfdRibReadvertiseDestination::handleRibInsert(const ndn::Name& name)
{
  if (name.isPrefixOf(m_commandPrefix)) {
    setAvailability(true);
  }
}

void
NfdRibReadvertiseDestination::handleRibErase(const ndn::Name& name)
{
  if (name.isPrefixOf(m_commandPrefix)) {
    setAvailability(false);
  }
}

} // namespace rib
} // namespace nfd