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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
*
* 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/>.
**/
#ifndef NFD_DAEMON_MGMT_FACE_MANAGER_HPP
#define NFD_DAEMON_MGMT_FACE_MANAGER_HPP
#include "common.hpp"
#include "face/local-face.hpp"
#include "mgmt/manager-base.hpp"
#include "mgmt/face-status-publisher.hpp"
#include "mgmt/notification-stream.hpp"
#include <ndn-cxx/management/nfd-control-parameters.hpp>
#include <ndn-cxx/management/nfd-control-response.hpp>
namespace nfd {
const std::string FACE_MANAGER_PRIVILEGE = "faces";
class ConfigFile;
class Face;
class FaceTable;
class LocalFace;
class NetworkInterfaceInfo;
class ProtocolFactory;
class FaceManager : public ManagerBase
{
public:
class Error : public ManagerBase::Error
{
public:
Error(const std::string& what) : ManagerBase::Error(what) {}
};
/**
* \throws FaceManager::Error if localPort is an invalid port number
*/
FaceManager(FaceTable& faceTable,
shared_ptr<InternalFace> face);
virtual
~FaceManager();
/** \brief Subscribe to a face management section(s) for the config file
*/
void
setConfigFile(ConfigFile& configFile);
void
onFaceRequest(const Interest& request);
PUBLIC_WITH_TESTS_ELSE_PRIVATE:
void
listFaces(const Interest& request);
shared_ptr<ProtocolFactory>
findFactory(const std::string& protocol);
PROTECTED_WITH_TESTS_ELSE_PRIVATE:
void
onValidatedFaceRequest(const shared_ptr<const Interest>& request);
VIRTUAL_WITH_TESTS void
createFace(const Interest& request,
ControlParameters& parameters);
VIRTUAL_WITH_TESTS void
destroyFace(const Interest& request,
ControlParameters& parameters);
VIRTUAL_WITH_TESTS bool
extractLocalControlParameters(const Interest& request,
ControlParameters& parameters,
ControlCommand& command,
shared_ptr<LocalFace>& outFace,
LocalControlFeature& outFeature);
VIRTUAL_WITH_TESTS void
enableLocalControl(const Interest& request,
ControlParameters& parambeters);
VIRTUAL_WITH_TESTS void
disableLocalControl(const Interest& request,
ControlParameters& parameters);
void
ignoreUnsignedVerb(const Interest& request);
void
addCreatedFaceToForwarder(const shared_ptr<Face>& newFace);
void
onCreated(const Name& requestName,
ControlParameters& parameters,
const shared_ptr<Face>& newFace);
void
onConnectFailed(const Name& requestName, const std::string& reason);
void
onAddFace(shared_ptr<Face> face);
void
onRemoveFace(shared_ptr<Face> face);
private:
void
onConfig(const ConfigSection& configSection, bool isDryRun, const std::string& filename);
void
processSectionUnix(const ConfigSection& configSection, bool isDryRun);
void
processSectionTcp(const ConfigSection& configSection, bool isDryRun);
void
processSectionUdp(const ConfigSection& configSection,
bool isDryRun,
const std::list<shared_ptr<NetworkInterfaceInfo> >& nicList);
void
processSectionEther(const ConfigSection& configSection,
bool isDryRun,
const std::list<shared_ptr<NetworkInterfaceInfo> >& nicList);
void
processSectionWebSocket(const ConfigSection& configSection, bool isDryRun);
/** \brief parse a config option that can be either "yes" or "no"
* \throw ConfigFile::Error value is neither "yes" nor "no"
* \return true if "yes", false if "no"
*/
bool
parseYesNo(const ConfigSection::const_iterator& i,
const std::string& optionName,
const std::string& sectionName);
private:
typedef std::map< std::string/*protocol*/, shared_ptr<ProtocolFactory> > FactoryMap;
FactoryMap m_factories;
FaceTable& m_faceTable;
FaceStatusPublisher m_statusPublisher;
NotificationStream m_notificationStream;
typedef function<void(FaceManager*,
const Interest&,
ControlParameters&)> SignedVerbProcessor;
typedef std::map<Name::Component, SignedVerbProcessor> SignedVerbDispatchTable;
typedef std::pair<Name::Component, SignedVerbProcessor> SignedVerbAndProcessor;
typedef function<void(FaceManager*, const Interest&)> UnsignedVerbProcessor;
typedef std::map<Name::Component, UnsignedVerbProcessor> UnsignedVerbDispatchTable;
typedef std::pair<Name::Component, UnsignedVerbProcessor> UnsignedVerbAndProcessor;
const SignedVerbDispatchTable m_signedVerbDispatch;
const UnsignedVerbDispatchTable m_unsignedVerbDispatch;
static const Name COMMAND_PREFIX; // /localhost/nfd/faces
// number of components in an invalid signed command (i.e. should be signed, but isn't)
// (/localhost/nfd/faces + verb + parameters) = 5
static const size_t COMMAND_UNSIGNED_NCOMPS;
// number of components in a valid signed command.
// (see UNSIGNED_NCOMPS), 9 with signed Interest support.
static const size_t COMMAND_SIGNED_NCOMPS;
static const SignedVerbAndProcessor SIGNED_COMMAND_VERBS[];
static const UnsignedVerbAndProcessor UNSIGNED_COMMAND_VERBS[];
static const Name LIST_COMMAND_PREFIX;
static const size_t LIST_COMMAND_NCOMPS;
static const Name EVENTS_COMMAND_PREFIX;
};
inline bool
FaceManager::parseYesNo(const ConfigSection::const_iterator& i,
const std::string& optionName,
const std::string& sectionName)
{
const std::string value = i->second.get_value<std::string>();
if (value == "yes")
{
return true;
}
else if (value == "no")
{
return false;
}
throw ConfigFile::Error("Invalid value for option \"" +
optionName + "\" in \"" +
sectionName + "\" section");
}
inline void
FaceManager::ignoreUnsignedVerb(const Interest& request)
{
// do nothing
}
} // namespace nfd
#endif // NFD_DAEMON_MGMT_FACE_MANAGER_HPP