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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2014, Regents of the University of California,
* Arizona Board of Regents,
* Colorado State University,
* University Pierre & Marie Curie, Sorbonne University,
* Washington University in St. Louis,
* Beijing Institute of Technology,
* The University of Memphis
*
* This file is part of NFD (Named Data Networking Forwarding Daemon).
* See AUTHORS.md for complete list of NFD authors and contributors.
*
* NFD is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Foundation,
* either version 3 of the License, or (at your option) any later version.
*
* NFD 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
*/
#include "rib-manager.hpp"
#include "core/global-io.hpp"
#include "core/logger.hpp"
#include "core/scheduler.hpp"
#include <ndn-cxx/management/nfd-face-status.hpp>
namespace nfd {
namespace rib {
NFD_LOG_INIT("RibManager");
const Name RibManager::COMMAND_PREFIX = "/localhost/nfd/rib";
const Name RibManager::REMOTE_COMMAND_PREFIX = "/localhop/nfd/rib";
const Name RibManager::FACES_LIST_DATASET_PREFIX = "/localhost/nfd/faces/list";
const size_t RibManager::COMMAND_UNSIGNED_NCOMPS =
RibManager::COMMAND_PREFIX.size() +
1 + // verb
1; // verb options
const size_t RibManager::COMMAND_SIGNED_NCOMPS =
RibManager::COMMAND_UNSIGNED_NCOMPS +
4; // (timestamp, nonce, signed info tlv, signature tlv)
const RibManager::SignedVerbAndProcessor RibManager::SIGNED_COMMAND_VERBS[] =
{
SignedVerbAndProcessor(
Name::Component("register"),
&RibManager::registerEntry
),
SignedVerbAndProcessor(
Name::Component("unregister"),
&RibManager::unregisterEntry
),
};
const RibManager::UnsignedVerbAndProcessor RibManager::UNSIGNED_COMMAND_VERBS[] =
{
UnsignedVerbAndProcessor(
Name::Component("list"),
&RibManager::listEntries
),
};
const Name RibManager::LIST_COMMAND_PREFIX("/localhost/nfd/rib/list");
const size_t RibManager::LIST_COMMAND_NCOMPS = LIST_COMMAND_PREFIX.size();
const time::seconds RibManager::ACTIVE_FACE_FETCH_INTERVAL = time::seconds(300);
RibManager::RibManager(ndn::Face& face)
: m_face(face)
, m_nfdController(m_face, m_keyChain)
, m_localhostValidator(m_face)
, m_localhopValidator(m_face)
, m_faceMonitor(m_face)
, m_isLocalhopEnabled(false)
, m_remoteRegistrator(m_nfdController, m_keyChain, m_managedRib)
, m_ribStatusPublisher(m_managedRib, face, LIST_COMMAND_PREFIX, m_keyChain)
, m_lastTransactionId(0)
, m_signedVerbDispatch(SIGNED_COMMAND_VERBS,
SIGNED_COMMAND_VERBS +
(sizeof(SIGNED_COMMAND_VERBS) / sizeof(SignedVerbAndProcessor)))
, m_unsignedVerbDispatch(UNSIGNED_COMMAND_VERBS,
UNSIGNED_COMMAND_VERBS +
(sizeof(UNSIGNED_COMMAND_VERBS) / sizeof(UnsignedVerbAndProcessor)))
{
}
RibManager::~RibManager()
{
scheduler::cancel(m_activeFaceFetchEvent);
}
void
RibManager::startListening(const Name& commandPrefix, const ndn::OnInterest& onRequest)
{
NFD_LOG_INFO("Listening on: " << commandPrefix);
m_nfdController.start<ndn::nfd::FibAddNextHopCommand>(
ControlParameters()
.setName(commandPrefix)
.setFaceId(0),
bind(&RibManager::onNrdCommandPrefixAddNextHopSuccess, this, cref(commandPrefix)),
bind(&RibManager::onNrdCommandPrefixAddNextHopError, this, cref(commandPrefix), _2));
m_face.setInterestFilter(commandPrefix, onRequest);
}
void
RibManager::registerWithNfd()
{
//check whether the components of localhop and localhost prefixes are same
BOOST_ASSERT(COMMAND_PREFIX.size() == REMOTE_COMMAND_PREFIX.size());
this->startListening(COMMAND_PREFIX, bind(&RibManager::onLocalhostRequest, this, _2));
if (m_isLocalhopEnabled) {
this->startListening(REMOTE_COMMAND_PREFIX,
bind(&RibManager::onLocalhopRequest, this, _2));
}
NFD_LOG_INFO("Start monitoring face create/destroy events");
m_faceMonitor.onNotification += bind(&RibManager::onNotification, this, _1);
m_faceMonitor.start();
scheduleActiveFaceFetch(ACTIVE_FACE_FETCH_INTERVAL);
}
void
RibManager::setConfigFile(ConfigFile& configFile)
{
configFile.addSectionHandler("rib",
bind(&RibManager::onConfig, this, _1, _2, _3));
}
void
RibManager::onConfig(const ConfigSection& configSection,
bool isDryRun,
const std::string& filename)
{
for (ConfigSection::const_iterator i = configSection.begin();
i != configSection.end(); ++i)
{
if (i->first == "localhost_security")
m_localhostValidator.load(i->second, filename);
else if (i->first == "localhop_security")
{
m_localhopValidator.load(i->second, filename);
m_isLocalhopEnabled = true;
}
else if (i->first == "remote_register")
{
m_remoteRegistrator.loadConfig(i->second);
// register callback to the RIB.
// do remote registration after an entry is inserted into the RIB.
// do remote unregistration after an entry is erased from the RIB.
m_managedRib.afterInsertEntry += [this] (const Name& prefix) {
m_remoteRegistrator.registerPrefix(prefix);
};
m_managedRib.afterEraseEntry += [this] (const Name& prefix) {
m_remoteRegistrator.unregisterPrefix(prefix);
};
}
else
throw Error("Unrecognized rib property: " + i->first);
}
}
void
RibManager::sendResponse(const Name& name,
const ControlResponse& response)
{
const Block& encodedControl = response.wireEncode();
shared_ptr<Data> responseData = make_shared<Data>(name);
responseData->setContent(encodedControl);
m_keyChain.sign(*responseData);
m_face.put(*responseData);
}
void
RibManager::sendResponse(const Name& name,
uint32_t code,
const std::string& text)
{
ControlResponse response(code, text);
sendResponse(name, response);
}
void
RibManager::onLocalhostRequest(const Interest& request)
{
const Name& command = request.getName();
const Name::Component& verb = command.get(COMMAND_PREFIX.size());
UnsignedVerbDispatchTable::const_iterator unsignedVerbProcessor = m_unsignedVerbDispatch.find(verb);
if (unsignedVerbProcessor != m_unsignedVerbDispatch.end())
{
NFD_LOG_DEBUG("command result: processing unsigned verb: " << verb);
(unsignedVerbProcessor->second)(this, request);
}
else
{
m_localhostValidator.validate(request,
bind(&RibManager::onCommandValidated, this, _1),
bind(&RibManager::onCommandValidationFailed, this, _1, _2));
}
}
void
RibManager::onLocalhopRequest(const Interest& request)
{
m_localhopValidator.validate(request,
bind(&RibManager::onCommandValidated, this, _1),
bind(&RibManager::onCommandValidationFailed, this, _1, _2));
}
void
RibManager::onCommandValidated(const shared_ptr<const Interest>& request)
{
// REMOTE_COMMAND_PREFIX number of componenets are same as
// NRD_COMMAND_PREFIX's so no extra checks are required.
const Name& command = request->getName();
const Name::Component& verb = command[COMMAND_PREFIX.size()];
const Name::Component& parameterComponent = command[COMMAND_PREFIX.size() + 1];
SignedVerbDispatchTable::const_iterator verbProcessor = m_signedVerbDispatch.find(verb);
if (verbProcessor != m_signedVerbDispatch.end())
{
ControlParameters parameters;
if (!extractParameters(parameterComponent, parameters))
{
NFD_LOG_DEBUG("command result: malformed verb: " << verb);
if (static_cast<bool>(request))
sendResponse(command, 400, "Malformed command");
return;
}
NFD_LOG_DEBUG("command result: processing verb: " << verb);
(verbProcessor->second)(this, request, parameters);
}
else
{
NFD_LOG_DEBUG("Unsupported command: " << verb);
if (static_cast<bool>(request))
sendResponse(request->getName(), 501, "Unsupported command");
}
}
void
RibManager::registerEntry(const shared_ptr<const Interest>& request,
ControlParameters& parameters)
{
ndn::nfd::RibRegisterCommand command;
if (!validateParameters(command, parameters))
{
NFD_LOG_DEBUG("register result: FAIL reason: malformed");
if (static_cast<bool>(request))
{
sendResponse(request->getName(), 400, "Malformed command");
}
return;
}
bool isSelfRegistration = (!parameters.hasFaceId() || parameters.getFaceId() == 0);
if (isSelfRegistration)
{
parameters.setFaceId(request->getIncomingFaceId());
}
FaceEntry faceEntry;
faceEntry.faceId = parameters.getFaceId();
faceEntry.origin = parameters.getOrigin();
faceEntry.cost = parameters.getCost();
faceEntry.flags = parameters.getFlags();
if (parameters.hasExpirationPeriod() &&
parameters.getExpirationPeriod() != time::milliseconds::max())
{
faceEntry.expires = time::steady_clock::now() + parameters.getExpirationPeriod();
// Schedule a new event, the old one will be cancelled during rib insertion.
EventId eventId;
eventId = scheduler::schedule(parameters.getExpirationPeriod(),
bind(&RibManager::expireEntry,
this, shared_ptr<Interest>(), parameters));
NFD_LOG_TRACE("Scheduled unregistration at: " << faceEntry.expires <<
" with EventId: " << eventId);
//set the NewEventId of this entry
faceEntry.setExpirationEvent(eventId);
}
else
{
faceEntry.expires = time::steady_clock::TimePoint::max();
}
NFD_LOG_TRACE("register prefix: " << faceEntry);
m_managedRib.insert(parameters.getName(), faceEntry);
m_registeredFaces.insert(faceEntry.faceId);
sendUpdatesToFib(request, parameters);
}
void
RibManager::expireEntry(const shared_ptr<const Interest>& request, ControlParameters& params)
{
FaceEntry face;
face.faceId = params.getFaceId();
face.origin = params.getOrigin();
face.cost = params.getCost();
face.flags = params.getFlags();
NFD_LOG_DEBUG(face << " for " << params.getName() << " has expired");
unregisterEntry(request, params);
}
void
RibManager::unregisterEntry(const shared_ptr<const Interest>& request,
ControlParameters& params)
{
ndn::nfd::RibUnregisterCommand command;
//passing all parameters gives error in validation.
//so passing only the required arguments.
ControlParameters parameters;
parameters.setName(params.getName());
if (params.hasFaceId())
parameters.setFaceId(params.getFaceId());
if (params.hasOrigin())
parameters.setOrigin(params.getOrigin());
if (!validateParameters(command, parameters))
{
NFD_LOG_DEBUG("unregister result: FAIL reason: malformed");
if (static_cast<bool>(request))
sendResponse(request->getName(), 400, "Malformed command");
return;
}
bool isSelfRegistration = (!parameters.hasFaceId() || parameters.getFaceId() == 0);
if (isSelfRegistration)
{
parameters.setFaceId(request->getIncomingFaceId());
}
FaceEntry faceEntry;
faceEntry.faceId = parameters.getFaceId();
faceEntry.origin = parameters.getOrigin();
NFD_LOG_TRACE("unregister prefix: " << faceEntry);
m_managedRib.erase(parameters.getName(), faceEntry);
sendUpdatesToFib(request, parameters);
}
void
RibManager::onCommandValidationFailed(const shared_ptr<const Interest>& request,
const std::string& failureInfo)
{
NFD_LOG_DEBUG("RibRequestValidationFailed: " << failureInfo);
if (static_cast<bool>(request))
sendResponse(request->getName(), 403, failureInfo);
}
bool
RibManager::extractParameters(const Name::Component& parameterComponent,
ControlParameters& extractedParameters)
{
try
{
Block rawParameters = parameterComponent.blockFromValue();
extractedParameters.wireDecode(rawParameters);
}
catch (const tlv::Error&)
{
return false;
}
NFD_LOG_DEBUG("Parameters parsed OK");
return true;
}
bool
RibManager::validateParameters(const ControlCommand& command,
ControlParameters& parameters)
{
try
{
command.validateRequest(parameters);
}
catch (const ControlCommand::ArgumentError&)
{
return false;
}
command.applyDefaultsToRequest(parameters);
return true;
}
void
RibManager::onCommandError(uint32_t code, const std::string& error,
const shared_ptr<const Interest>& request,
const FaceEntry& faceEntry)
{
NFD_LOG_ERROR("NFD returned an error: " << error << " (code: " << code << ")");
ControlResponse response;
if (code == 404)
{
response.setCode(code);
response.setText(error);
}
else
{
response.setCode(533);
std::ostringstream os;
os << "Failure to update NFD " << "(NFD Error: " << code << " " << error << ")";
response.setText(os.str());
}
if (static_cast<bool>(request))
sendResponse(request->getName(), response);
}
void
RibManager::onRegSuccess(const shared_ptr<const Interest>& request,
const ControlParameters& parameters,
const FaceEntry& faceEntry)
{
ControlResponse response;
response.setCode(200);
response.setText("Success");
response.setBody(parameters.wireEncode());
NFD_LOG_TRACE("onRegSuccess: registered " << faceEntry);
if (static_cast<bool>(request))
sendResponse(request->getName(), response);
}
void
RibManager::onUnRegSuccess(const shared_ptr<const Interest>& request,
const ControlParameters& parameters,
const FaceEntry& faceEntry)
{
ControlResponse response;
response.setCode(200);
response.setText("Success");
response.setBody(parameters.wireEncode());
NFD_LOG_TRACE("onUnRegSuccess: unregistered " << faceEntry);
if (static_cast<bool>(request))
sendResponse(request->getName(), response);
}
void
RibManager::sendSuccessResponse(const shared_ptr<const Interest>& request,
const ControlParameters& parameters)
{
if (!static_cast<bool>(request))
{
return;
}
ControlResponse response;
response.setCode(200);
response.setText("Success");
response.setBody(parameters.wireEncode());
if (static_cast<bool>(request))
sendResponse(request->getName(), response);
}
void
RibManager::sendErrorResponse(uint32_t code, const std::string& error,
const shared_ptr<const Interest>& request)
{
NFD_LOG_ERROR("NFD returned an error: " << error << " (code: " << code << ")");
if (!static_cast<bool>(request))
{
return;
}
ControlResponse response;
if (code == 404)
{
response.setCode(code);
response.setText(error);
}
else
{
response.setCode(533);
std::ostringstream os;
os << "Failure to update NFD " << "(NFD Error: " << code << " " << error << ")";
response.setText(os.str());
}
if (static_cast<bool>(request))
sendResponse(request->getName(), response);
}
void
RibManager::onNrdCommandPrefixAddNextHopSuccess(const Name& prefix)
{
NFD_LOG_DEBUG("Successfully registered " + prefix.toUri() + " with NFD");
}
void
RibManager::onNrdCommandPrefixAddNextHopError(const Name& name, const std::string& msg)
{
throw Error("Error in setting interest filter (" + name.toUri() + "): " + msg);
}
bool
RibManager::isTransactionComplete(const TransactionId transactionId)
{
FibTransactionTable::iterator it = m_pendingFibTransactions.find(transactionId);
if (it != m_pendingFibTransactions.end())
{
int& updatesLeft = it->second;
updatesLeft--;
// All of the updates have been applied successfully
if (updatesLeft == 0)
{
m_pendingFibTransactions.erase(it);
return true;
}
}
return false;
}
void
RibManager::invalidateTransaction(const TransactionId transactionId)
{
FibTransactionTable::iterator it = m_pendingFibTransactions.find(transactionId);
if (it != m_pendingFibTransactions.end())
{
m_pendingFibTransactions.erase(it);
}
}
void
RibManager::onAddNextHopSuccess(const shared_ptr<const Interest>& request,
const ControlParameters& parameters,
const TransactionId transactionId,
const bool shouldSendResponse)
{
if (isTransactionComplete(transactionId) && shouldSendResponse)
{
sendSuccessResponse(request, parameters);
}
}
void
RibManager::onAddNextHopError(uint32_t code, const std::string& error,
const shared_ptr<const Interest>& request,
const TransactionId transactionId, const bool shouldSendResponse)
{
invalidateTransaction(transactionId);
if (shouldSendResponse)
{
sendErrorResponse(code, error, request);
}
// Since the FIB rejected the update, clean up the invalid face
scheduleActiveFaceFetch(time::seconds(1));
}
void
RibManager::onRemoveNextHopSuccess(const shared_ptr<const Interest>& request,
const ControlParameters& parameters,
const TransactionId transactionId,
const bool shouldSendResponse)
{
if (isTransactionComplete(transactionId) && shouldSendResponse)
{
sendSuccessResponse(request, parameters);
}
}
void
RibManager::onRemoveNextHopError(uint32_t code, const std::string& error,
const shared_ptr<const Interest>& request,
const TransactionId transactionId, const bool shouldSendResponse)
{
invalidateTransaction(transactionId);
if (shouldSendResponse)
{
sendErrorResponse(code, error, request);
}
}
void
RibManager::onControlHeaderSuccess()
{
NFD_LOG_DEBUG("Local control header enabled");
}
void
RibManager::onControlHeaderError(uint32_t code, const std::string& reason)
{
std::ostringstream os;
os << "Couldn't enable local control header "
<< "(code: " << code << ", info: " << reason << ")";
throw Error(os.str());
}
void
RibManager::enableLocalControlHeader()
{
m_nfdController.start<ndn::nfd::FaceEnableLocalControlCommand>(
ControlParameters()
.setLocalControlFeature(ndn::nfd::LOCAL_CONTROL_FEATURE_INCOMING_FACE_ID),
bind(&RibManager::onControlHeaderSuccess, this),
bind(&RibManager::onControlHeaderError, this, _1, _2));
}
void
RibManager::onNotification(const FaceEventNotification& notification)
{
NFD_LOG_TRACE("onNotification: " << notification);
if (notification.getKind() == ndn::nfd::FACE_EVENT_DESTROYED)
{
NFD_LOG_DEBUG("Received notification for destroyed faceId: " << notification.getFaceId());
scheduler::schedule(time::seconds(0),
bind(&RibManager::processErasureAfterNotification, this,
notification.getFaceId()));
}
}
void
RibManager::processErasureAfterNotification(uint64_t faceId)
{
m_managedRib.erase(faceId);
m_registeredFaces.erase(faceId);
sendUpdatesToFibAfterFaceDestroyEvent();
}
void
RibManager::sendUpdatesToFib(const shared_ptr<const Interest>& request,
const ControlParameters& parameters)
{
const Rib::FibUpdateList& updates = m_managedRib.getFibUpdates();
// If no updates were generated, consider the operation a success
if (updates.empty())
{
sendSuccessResponse(request, parameters);
return;
}
bool shouldWaitToRespond = false;
// An application request should wait for all FIB updates to be applied
// successfully before sending a response
if (parameters.getOrigin() == ndn::nfd::ROUTE_ORIGIN_APP)
{
shouldWaitToRespond = true;
}
else // Respond immediately
{
sendSuccessResponse(request, parameters);
}
std::string updateString = (updates.size() == 1) ? " update" : " updates";
NFD_LOG_DEBUG("Applying " << updates.size() << updateString << " to FIB");
// Assign an ID to this FIB transaction
TransactionId currentTransactionId = ++m_lastTransactionId;
// Add this transaction to the transaction table
m_pendingFibTransactions[currentTransactionId] = updates.size();
for (Rib::FibUpdateList::const_iterator it = updates.begin(); it != updates.end(); ++it)
{
shared_ptr<const FibUpdate> update(*it);
NFD_LOG_DEBUG("Sending FIB update: " << *update);
if (update->action == FibUpdate::ADD_NEXTHOP)
{
FaceEntry faceEntry;
faceEntry.faceId = update->faceId;
faceEntry.cost = update->cost;
m_nfdController.start<ndn::nfd::FibAddNextHopCommand>(
ControlParameters()
.setName(update->name)
.setFaceId(faceEntry.faceId)
.setCost(faceEntry.cost),
bind(&RibManager::onAddNextHopSuccess, this, request,
parameters,
currentTransactionId,
shouldWaitToRespond),
bind(&RibManager::onAddNextHopError, this, _1, _2, request, currentTransactionId,
shouldWaitToRespond));
}
else if (update->action == FibUpdate::REMOVE_NEXTHOP)
{
FaceEntry faceEntry;
faceEntry.faceId = update->faceId;
m_nfdController.start<ndn::nfd::FibRemoveNextHopCommand>(
ControlParameters()
.setName(update->name)
.setFaceId(faceEntry.faceId),
bind(&RibManager::onRemoveNextHopSuccess, this, request,
parameters,
currentTransactionId,
shouldWaitToRespond),
bind(&RibManager::onRemoveNextHopError, this, _1, _2, request, currentTransactionId,
shouldWaitToRespond));
}
}
m_managedRib.clearFibUpdates();
}
void
RibManager::sendUpdatesToFibAfterFaceDestroyEvent()
{
ControlParameters parameters;
parameters.setOrigin(ndn::nfd::ROUTE_ORIGIN_STATIC);
sendUpdatesToFib(shared_ptr<const Interest>(), parameters);
}
void
RibManager::listEntries(const Interest& request)
{
const Name& command = request.getName();
const size_t commandNComps = command.size();
if (commandNComps < LIST_COMMAND_NCOMPS ||
!LIST_COMMAND_PREFIX.isPrefixOf(command))
{
NFD_LOG_DEBUG("command result: malformed");
sendResponse(command, 400, "Malformed command");
return;
}
m_ribStatusPublisher.publish();
}
void
RibManager::scheduleActiveFaceFetch(const time::seconds& timeToWait)
{
scheduler::cancel(m_activeFaceFetchEvent);
m_activeFaceFetchEvent = scheduler::schedule(timeToWait,
bind(&RibManager::fetchActiveFaces, this));
}
void
RibManager::fetchActiveFaces()
{
NFD_LOG_DEBUG("Fetching active faces");
Interest interest(FACES_LIST_DATASET_PREFIX);
interest.setChildSelector(1);
interest.setMustBeFresh(true);
shared_ptr<ndn::OBufferStream> buffer = make_shared<ndn::OBufferStream>();
m_face.expressInterest(interest,
bind(&RibManager::fetchSegments, this, _2, buffer),
bind(&RibManager::onFetchFaceStatusTimeout, this));
}
void
RibManager::fetchSegments(const Data& data, shared_ptr<ndn::OBufferStream> buffer)
{
buffer->write(reinterpret_cast<const char*>(data.getContent().value()),
data.getContent().value_size());
uint64_t currentSegment = data.getName().get(-1).toSegment();
const name::Component& finalBlockId = data.getMetaInfo().getFinalBlockId();
if (finalBlockId.empty() || finalBlockId.toSegment() > currentSegment)
{
m_face.expressInterest(data.getName().getPrefix(-1).appendSegment(currentSegment+1),
bind(&RibManager::fetchSegments, this, _2, buffer),
bind(&RibManager::onFetchFaceStatusTimeout, this));
}
else
{
removeInvalidFaces(buffer);
}
}
void
RibManager::removeInvalidFaces(shared_ptr<ndn::OBufferStream> buffer)
{
NFD_LOG_DEBUG("Checking for invalid face registrations");
ndn::ConstBufferPtr buf = buffer->buf();
Block block;
size_t offset = 0;
FaceIdSet activeFaces;
while (offset < buf->size())
{
if (!Block::fromBuffer(buf, offset, block))
{
std::cerr << "ERROR: cannot decode FaceStatus TLV" << std::endl;
break;
}
offset += block.size();
ndn::nfd::FaceStatus status(block);
activeFaces.insert(status.getFaceId());
}
// Look for face IDs that were registered but not active to find missed
// face destroyed events
for (FaceIdSet::iterator it = m_registeredFaces.begin(); it != m_registeredFaces.end(); ++it)
{
if (activeFaces.find(*it) == activeFaces.end())
{
NFD_LOG_DEBUG("Removing invalid face ID: " << *it);
scheduler::schedule(time::seconds(0),
bind(&RibManager::processErasureAfterNotification, this, *it));
}
}
// Reschedule the check for future clean up
scheduleActiveFaceFetch(ACTIVE_FACE_FETCH_INTERVAL);
}
void
RibManager::onFetchFaceStatusTimeout()
{
std::cerr << "Face Status Dataset request timed out" << std::endl;
scheduleActiveFaceFetch(ACTIVE_FACE_FETCH_INTERVAL);
}
} // namespace rib
} // namespace nfd