Alexander Afanasyev
b3893c9950
This commit includes updates against the latest Face API and replaces uses of deprecated methods. Change-Id: I33ad398d26f8faf9f9627ff329ce0936e0911ab2
128 lines
3.5 KiB
C++
128 lines
3.5 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/**
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* Copyright (c) 2014 Regents of the University of California,
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* Arizona Board of Regents,
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* Colorado State University,
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* University Pierre & Marie Curie, Sorbonne University,
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* Washington University in St. Louis,
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* Beijing Institute of Technology
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*
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* This file is part of NFD (Named Data Networking Forwarding Daemon).
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* See AUTHORS.md for complete list of NFD authors and contributors.
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*
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* NFD is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Foundation,
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* either version 3 of the License, or (at your option) any later version.
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*
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* NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
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**/
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#include "version.hpp"
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#include <ndn-cxx/face.hpp>
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#include <ndn-cxx/security/key-chain.hpp>
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void
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usage(const char* programName)
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{
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std::cout << "Usage:\n" << programName << " [-h] [-V] Uri \n"
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<< " -h - print usage and exit\n"
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<< " -V - print version number and exit\n"
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<< "\n"
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<< " Uri - a FaceMgmt URI\n"
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<< std::endl;
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}
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using namespace ndn;
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class NdnAutoconfigServer
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{
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public:
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explicit
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NdnAutoconfigServer(const std::string& uri)
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: m_faceMgmtUri(uri)
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{
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}
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void
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onInterest(const Name& name, const Interest& interest)
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{
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ndn::Data data(ndn::Name(interest.getName()).appendVersion());
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data.setFreshnessPeriod(ndn::time::hours(1)); // 1 hour
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// create and encode uri block
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Block uriBlock = dataBlock(tlv::nfd::Uri,
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reinterpret_cast<const uint8_t*>(m_faceMgmtUri.c_str()),
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m_faceMgmtUri.size());
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data.setContent(uriBlock);
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m_keyChain.sign(data);
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m_face.put(data);
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}
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void
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onRegisterFailed(const ndn::Name& prefix, const std::string& reason)
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{
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std::cerr << "ERROR: Failed to register prefix in local hub's daemon (" <<
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reason << ")" << std::endl;
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m_face.shutdown();
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}
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void
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listen()
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{
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m_face.setInterestFilter("/localhop/ndn-autoconf/hub",
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ndn::bind(&NdnAutoconfigServer::onInterest, this, _1, _2),
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ndn::RegisterPrefixSuccessCallback(),
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ndn::bind(&NdnAutoconfigServer::onRegisterFailed, this, _1, _2));
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m_face.processEvents();
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}
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private:
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ndn::Face m_face;
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KeyChain m_keyChain;
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std::string m_faceMgmtUri;
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};
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int
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main(int argc, char** argv)
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{
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int opt;
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const char* programName = argv[0];
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while ((opt = getopt(argc, argv, "hV")) != -1) {
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switch (opt) {
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case 'h':
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usage(programName);
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return 0;
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case 'V':
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std::cout << NFD_VERSION_BUILD_STRING << std::endl;
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return 0;
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default:
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usage(programName);
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return 1;
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}
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}
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if (argc != optind + 1) {
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usage(programName);
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return 1;
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}
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// get the configured face management uri
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NdnAutoconfigServer producer(argv[optind]);
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try {
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producer.listen();
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}
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catch (const std::exception& error) {
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std::cerr << "ERROR: " << error.what() << std::endl;
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return 1;
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}
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return 0;
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}
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