tests/daemon/face/ethernet.t.cpp - NFD - Gitiles

 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
  * Copyright (c) 2014-2015,  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 "face/ethernet-factory.hpp"
 #include "face/ethernet-transport.hpp"

 #include "face/lp-face-wrapper.hpp"
 #include "network-interface-fixture.hpp"

 #include <pcap/pcap.h>

 namespace nfd {
 namespace tests {

 BOOST_AUTO_TEST_SUITE(Face)
 BOOST_FIXTURE_TEST_SUITE(TestEthernet, NetworkInterfaceFixture)

 using nfd::Face;

 BOOST_AUTO_TEST_CASE(GetChannels)
 {
   EthernetFactory factory;

   auto channels = factory.getChannels();
   BOOST_CHECK_EQUAL(channels.empty(), true);
 }

 BOOST_AUTO_TEST_CASE(MulticastFacesMap)
 {
   SKIP_IF_NETWORK_INTERFACE_COUNT_LT(1);

   EthernetFactory factory;
   auto face1 = factory.createMulticastFace(m_interfaces.front(), ethernet::getBroadcastAddress());
   auto face1bis = factory.createMulticastFace(m_interfaces.front(), ethernet::getBroadcastAddress());
   BOOST_CHECK_EQUAL(face1, face1bis);

   auto face2 = factory.createMulticastFace(m_interfaces.front(), ethernet::getDefaultMulticastAddress());
   BOOST_CHECK_NE(face1, face2);

   SKIP_IF_NETWORK_INTERFACE_COUNT_LT(2);

   auto face3 = factory.createMulticastFace(m_interfaces.back(), ethernet::getBroadcastAddress());
   BOOST_CHECK_NE(face1, face3);
 }

 BOOST_AUTO_TEST_CASE(UnsupportedFaceCreate)
 {
   EthernetFactory factory;

   BOOST_CHECK_THROW(factory.createFace(FaceUri("ether://[08:00:27:01:01:01]"),
                                        ndn::nfd::FACE_PERSISTENCY_PERMANENT,
                                        bind([]{}),
                                        bind([]{})),
                     ProtocolFactory::Error);

   BOOST_CHECK_THROW(factory.createFace(FaceUri("ether://[08:00:27:01:01:01]"),
                                        ndn::nfd::FACE_PERSISTENCY_ON_DEMAND,
                                        bind([]{}),
                                        bind([]{})),
                     ProtocolFactory::Error);

   BOOST_CHECK_THROW(factory.createFace(FaceUri("ether://[08:00:27:01:01:01]"),
                                        ndn::nfd::FACE_PERSISTENCY_PERSISTENT,
                                        bind([]{}),
                                        bind([]{})),
                     ProtocolFactory::Error);
 }

 BOOST_AUTO_TEST_CASE(SendPacket)
 {
   SKIP_IF_NETWORK_INTERFACE_COUNT_LT(1);

   EthernetFactory factory;
   auto face = factory.createMulticastFace(m_interfaces.front(), ethernet::getDefaultMulticastAddress());

   BOOST_REQUIRE(static_cast<bool>(face));
   BOOST_CHECK_EQUAL(face->isLocal(), false);
   BOOST_CHECK_EQUAL(face->getPersistency(), ndn::nfd::FACE_PERSISTENCY_PERMANENT);
   BOOST_CHECK_EQUAL(face->isMultiAccess(), true);
   BOOST_CHECK_EQUAL(face->getRemoteUri().toString(),
                     "ether://[" + ethernet::getDefaultMulticastAddress().toString() + "]");
   BOOST_CHECK_EQUAL(face->getLocalUri().toString(),
                     "dev://" + m_interfaces.front().name);
   BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 0);
   BOOST_CHECK_EQUAL(face->getCounters().nOutBytes, 0);

   face->onFail.connect([] (const std::string& reason) { BOOST_FAIL(reason); });

   shared_ptr<Interest> interest1 = makeInterest("ndn:/TpnzGvW9R");
   shared_ptr<Data>     data1     = makeData("ndn:/KfczhUqVix");
   shared_ptr<Interest> interest2 = makeInterest("ndn:/QWiIMfj5sL");
   shared_ptr<Data>     data2     = makeData("ndn:/XNBV796f");

   face->sendInterest(*interest1);
   face->sendData    (*data1    );
   face->sendInterest(*interest2);
   face->sendData    (*data2    );

   BOOST_CHECK_EQUAL(face->getCounters().nOutBytes,
                     interest1->wireEncode().size() +
                     data1->wireEncode().size() +
                     interest2->wireEncode().size() +
                     data2->wireEncode().size());
 }

 BOOST_AUTO_TEST_CASE(ProcessIncomingPacket)
 {
   SKIP_IF_NETWORK_INTERFACE_COUNT_LT(1);

   EthernetFactory factory;
   auto face = factory.createMulticastFace(m_interfaces.front(), ethernet::getDefaultMulticastAddress());
   BOOST_REQUIRE(static_cast<bool>(face));

   auto transport = dynamic_cast<face::EthernetTransport*>(face->getLpFace()->getTransport());
   BOOST_REQUIRE(transport != nullptr);

   std::vector<Interest> recInterests;
   std::vector<Data>     recDatas;

   face->onFail.connect([] (const std::string& reason) { BOOST_FAIL(reason); });
   face->onReceiveInterest.connect(
       [&recInterests] (const Interest& i) { recInterests.push_back(i); });
   face->onReceiveData.connect([&recDatas] (const Data& d) { recDatas.push_back(d); });

   // check that packet data is not accessed if pcap didn't capture anything (caplen == 0)
   static const pcap_pkthdr zeroHeader{};
   transport->processIncomingPacket(&zeroHeader, nullptr);
   BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 0);
   BOOST_CHECK_EQUAL(recInterests.size(), 0);
   BOOST_CHECK_EQUAL(recDatas.size(), 0);

   // runt frame (too short)
   pcap_pkthdr runtHeader{};
   runtHeader.caplen = ethernet::HDR_LEN + 6;
   static const uint8_t packet2[ethernet::HDR_LEN + 6]{};
   transport->processIncomingPacket(&runtHeader, packet2);
   BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 0);
   BOOST_CHECK_EQUAL(recInterests.size(), 0);
   BOOST_CHECK_EQUAL(recDatas.size(), 0);

   // valid frame, but TLV block has invalid length
   pcap_pkthdr validHeader{};
   validHeader.caplen = ethernet::HDR_LEN + ethernet::MIN_DATA_LEN;
   static const uint8_t packet3[ethernet::HDR_LEN + ethernet::MIN_DATA_LEN]{
     0x01, 0x00, 0x5e, 0x00, 0x17, 0xaa, // destination address
     0x02, 0x00, 0x00, 0x00, 0x00, 0x02, // source address
     0x86, 0x24,       // NDN ethertype
     tlv::Interest,    // TLV type
     0xfd, 0xff, 0xff  // TLV length (invalid because greater than buffer size)
   };
   transport->processIncomingPacket(&validHeader, packet3);
   BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 0);
   BOOST_CHECK_EQUAL(recInterests.size(), 0);
   BOOST_CHECK_EQUAL(recDatas.size(), 0);

   // valid frame, but TLV block has invalid type
   static const uint8_t packet4[ethernet::HDR_LEN + ethernet::MIN_DATA_LEN]{
     0x01, 0x00, 0x5e, 0x00, 0x17, 0xaa, // destination address
     0x02, 0x00, 0x00, 0x00, 0x00, 0x02, // source address
     0x86, 0x24,       // NDN ethertype
     0x00,             // TLV type (invalid)
     0x00              // TLV length
   };
   transport->processIncomingPacket(&validHeader, packet4);
   BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 2);
   BOOST_CHECK_EQUAL(recInterests.size(), 0);
   BOOST_CHECK_EQUAL(recDatas.size(), 0);

   // valid frame and valid NDNLPv2 packet, but invalid network-layer packet
   static const uint8_t packet5[ethernet::HDR_LEN + ethernet::MIN_DATA_LEN]{
     0x01, 0x00, 0x5e, 0x00, 0x17, 0xaa, // destination address
     0x02, 0x00, 0x00, 0x00, 0x00, 0x02, // source address
     0x86, 0x24,                         // NDN ethertype
     lp::tlv::LpPacket, 0x04,            // start of NDNLPv2 packet
     lp::tlv::Fragment, 0x02,            // single fragment
     0x00,             // TLV type (invalid)
     0x00              // TLV length
   };
   transport->processIncomingPacket(&validHeader, packet5);
   BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 8);
   BOOST_CHECK_EQUAL(recInterests.size(), 0);
   BOOST_CHECK_EQUAL(recDatas.size(), 0);

   // valid frame, valid NDNLPv2 packet, and valid NDN (interest) packet
   static const uint8_t packet6[ethernet::HDR_LEN + ethernet::MIN_DATA_LEN]{
     0x01, 0x00, 0x5e, 0x00, 0x17, 0xaa, // destination address
     0x02, 0x00, 0x00, 0x00, 0x00, 0x02, // source address
     0x86, 0x24,                         // NDN ethertype
     lp::tlv::LpPacket, 0x1a,            // start of NDNLPv2 packet
     lp::tlv::Fragment, 0x18,            // single fragment
     tlv::Interest, 0x16,                // start of NDN packet
     0x07, 0x0e, 0x08, 0x07, 0x65, 0x78, // payload
     0x61, 0x6d, 0x70, 0x6c, 0x65, 0x08,
     0x03, 0x66, 0x6f, 0x6f, 0x0a, 0x04,
     0x03, 0xef, 0xe9, 0x7c
   };
   transport->processIncomingPacket(&validHeader, packet6);
   BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 36);
   BOOST_CHECK_EQUAL(recInterests.size(), 1);
   BOOST_CHECK_EQUAL(recDatas.size(), 0);
 }

 BOOST_AUTO_TEST_SUITE_END() // TestEthernet
 BOOST_AUTO_TEST_SUITE_END() // Face

 } // namespace tests
 } // namespace nfd
	/* -- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -- */
	/**
	* Copyright (c) 2014-2015, 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 "face/ethernet-factory.hpp"
	#include "face/ethernet-transport.hpp"

	#include "face/lp-face-wrapper.hpp"
	#include "network-interface-fixture.hpp"

	#include <pcap/pcap.h>

	namespace nfd {
	namespace tests {

	BOOST_AUTO_TEST_SUITE(Face)
	BOOST_FIXTURE_TEST_SUITE(TestEthernet, NetworkInterfaceFixture)

	using nfd::Face;

	BOOST_AUTO_TEST_CASE(GetChannels)
	{
	EthernetFactory factory;

	auto channels = factory.getChannels();
	BOOST_CHECK_EQUAL(channels.empty(), true);
	}

	BOOST_AUTO_TEST_CASE(MulticastFacesMap)
	{
	SKIP_IF_NETWORK_INTERFACE_COUNT_LT(1);

	EthernetFactory factory;
	auto face1 = factory.createMulticastFace(m_interfaces.front(), ethernet::getBroadcastAddress());
	auto face1bis = factory.createMulticastFace(m_interfaces.front(), ethernet::getBroadcastAddress());
	BOOST_CHECK_EQUAL(face1, face1bis);

	auto face2 = factory.createMulticastFace(m_interfaces.front(), ethernet::getDefaultMulticastAddress());
	BOOST_CHECK_NE(face1, face2);

	SKIP_IF_NETWORK_INTERFACE_COUNT_LT(2);

	auto face3 = factory.createMulticastFace(m_interfaces.back(), ethernet::getBroadcastAddress());
	BOOST_CHECK_NE(face1, face3);
	}

	BOOST_AUTO_TEST_CASE(UnsupportedFaceCreate)
	{
	EthernetFactory factory;

	BOOST_CHECK_THROW(factory.createFace(FaceUri("ether://[08:00:27:01:01:01]"),
	ndn::nfd::FACE_PERSISTENCY_PERMANENT,
	bind([]{}),
	bind([]{})),
	ProtocolFactory::Error);

	BOOST_CHECK_THROW(factory.createFace(FaceUri("ether://[08:00:27:01:01:01]"),
	ndn::nfd::FACE_PERSISTENCY_ON_DEMAND,
	bind([]{}),
	bind([]{})),
	ProtocolFactory::Error);

	BOOST_CHECK_THROW(factory.createFace(FaceUri("ether://[08:00:27:01:01:01]"),
	ndn::nfd::FACE_PERSISTENCY_PERSISTENT,
	bind([]{}),
	bind([]{})),
	ProtocolFactory::Error);
	}

	BOOST_AUTO_TEST_CASE(SendPacket)
	{
	SKIP_IF_NETWORK_INTERFACE_COUNT_LT(1);

	EthernetFactory factory;
	auto face = factory.createMulticastFace(m_interfaces.front(), ethernet::getDefaultMulticastAddress());

	BOOST_REQUIRE(static_cast<bool>(face));
	BOOST_CHECK_EQUAL(face->isLocal(), false);
	BOOST_CHECK_EQUAL(face->getPersistency(), ndn::nfd::FACE_PERSISTENCY_PERMANENT);
	BOOST_CHECK_EQUAL(face->isMultiAccess(), true);
	BOOST_CHECK_EQUAL(face->getRemoteUri().toString(),
	"ether://[" + ethernet::getDefaultMulticastAddress().toString() + "]");
	BOOST_CHECK_EQUAL(face->getLocalUri().toString(),
	"dev://" + m_interfaces.front().name);
	BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 0);
	BOOST_CHECK_EQUAL(face->getCounters().nOutBytes, 0);

	face->onFail.connect([] (const std::string& reason) { BOOST_FAIL(reason); });

	shared_ptr<Interest> interest1 = makeInterest("ndn:/TpnzGvW9R");
	shared_ptr<Data> data1 = makeData("ndn:/KfczhUqVix");
	shared_ptr<Interest> interest2 = makeInterest("ndn:/QWiIMfj5sL");
	shared_ptr<Data> data2 = makeData("ndn:/XNBV796f");

	face->sendInterest(*interest1);
	face->sendData (*data1 );
	face->sendInterest(*interest2);
	face->sendData (*data2 );

	BOOST_CHECK_EQUAL(face->getCounters().nOutBytes,
	interest1->wireEncode().size() +
	data1->wireEncode().size() +
	interest2->wireEncode().size() +
	data2->wireEncode().size());
	}

	BOOST_AUTO_TEST_CASE(ProcessIncomingPacket)
	{
	SKIP_IF_NETWORK_INTERFACE_COUNT_LT(1);

	EthernetFactory factory;
	auto face = factory.createMulticastFace(m_interfaces.front(), ethernet::getDefaultMulticastAddress());
	BOOST_REQUIRE(static_cast<bool>(face));

	auto transport = dynamic_cast<face::EthernetTransport*>(face->getLpFace()->getTransport());
	BOOST_REQUIRE(transport != nullptr);

	std::vector<Interest> recInterests;
	std::vector<Data> recDatas;

	face->onFail.connect([] (const std::string& reason) { BOOST_FAIL(reason); });
	face->onReceiveInterest.connect(
	[&recInterests] (const Interest& i) { recInterests.push_back(i); });
	face->onReceiveData.connect([&recDatas] (const Data& d) { recDatas.push_back(d); });

	// check that packet data is not accessed if pcap didn't capture anything (caplen == 0)
	static const pcap_pkthdr zeroHeader{};
	transport->processIncomingPacket(&zeroHeader, nullptr);
	BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 0);
	BOOST_CHECK_EQUAL(recInterests.size(), 0);
	BOOST_CHECK_EQUAL(recDatas.size(), 0);

	// runt frame (too short)
	pcap_pkthdr runtHeader{};
	runtHeader.caplen = ethernet::HDR_LEN + 6;
	static const uint8_t packet2[ethernet::HDR_LEN + 6]{};
	transport->processIncomingPacket(&runtHeader, packet2);
	BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 0);
	BOOST_CHECK_EQUAL(recInterests.size(), 0);
	BOOST_CHECK_EQUAL(recDatas.size(), 0);

	// valid frame, but TLV block has invalid length
	pcap_pkthdr validHeader{};
	validHeader.caplen = ethernet::HDR_LEN + ethernet::MIN_DATA_LEN;
	static const uint8_t packet3[ethernet::HDR_LEN + ethernet::MIN_DATA_LEN]{
	0x01, 0x00, 0x5e, 0x00, 0x17, 0xaa, // destination address
	0x02, 0x00, 0x00, 0x00, 0x00, 0x02, // source address
	0x86, 0x24, // NDN ethertype
	tlv::Interest, // TLV type
	0xfd, 0xff, 0xff // TLV length (invalid because greater than buffer size)
	};
	transport->processIncomingPacket(&validHeader, packet3);
	BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 0);
	BOOST_CHECK_EQUAL(recInterests.size(), 0);
	BOOST_CHECK_EQUAL(recDatas.size(), 0);

	// valid frame, but TLV block has invalid type
	static const uint8_t packet4[ethernet::HDR_LEN + ethernet::MIN_DATA_LEN]{
	0x01, 0x00, 0x5e, 0x00, 0x17, 0xaa, // destination address
	0x02, 0x00, 0x00, 0x00, 0x00, 0x02, // source address
	0x86, 0x24, // NDN ethertype
	0x00, // TLV type (invalid)
	0x00 // TLV length
	};
	transport->processIncomingPacket(&validHeader, packet4);
	BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 2);
	BOOST_CHECK_EQUAL(recInterests.size(), 0);
	BOOST_CHECK_EQUAL(recDatas.size(), 0);

	// valid frame and valid NDNLPv2 packet, but invalid network-layer packet
	static const uint8_t packet5[ethernet::HDR_LEN + ethernet::MIN_DATA_LEN]{
	0x01, 0x00, 0x5e, 0x00, 0x17, 0xaa, // destination address
	0x02, 0x00, 0x00, 0x00, 0x00, 0x02, // source address
	0x86, 0x24, // NDN ethertype
	lp::tlv::LpPacket, 0x04, // start of NDNLPv2 packet
	lp::tlv::Fragment, 0x02, // single fragment
	0x00, // TLV type (invalid)
	0x00 // TLV length
	};
	transport->processIncomingPacket(&validHeader, packet5);
	BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 8);
	BOOST_CHECK_EQUAL(recInterests.size(), 0);
	BOOST_CHECK_EQUAL(recDatas.size(), 0);

	// valid frame, valid NDNLPv2 packet, and valid NDN (interest) packet
	static const uint8_t packet6[ethernet::HDR_LEN + ethernet::MIN_DATA_LEN]{
	0x01, 0x00, 0x5e, 0x00, 0x17, 0xaa, // destination address
	0x02, 0x00, 0x00, 0x00, 0x00, 0x02, // source address
	0x86, 0x24, // NDN ethertype
	lp::tlv::LpPacket, 0x1a, // start of NDNLPv2 packet
	lp::tlv::Fragment, 0x18, // single fragment
	tlv::Interest, 0x16, // start of NDN packet
	0x07, 0x0e, 0x08, 0x07, 0x65, 0x78, // payload
	0x61, 0x6d, 0x70, 0x6c, 0x65, 0x08,
	0x03, 0x66, 0x6f, 0x6f, 0x0a, 0x04,
	0x03, 0xef, 0xe9, 0x7c
	};
	transport->processIncomingPacket(&validHeader, packet6);
	BOOST_CHECK_EQUAL(face->getCounters().nInBytes, 36);
	BOOST_CHECK_EQUAL(recInterests.size(), 1);
	BOOST_CHECK_EQUAL(recDatas.size(), 0);
	}

	BOOST_AUTO_TEST_SUITE_END() // TestEthernet
	BOOST_AUTO_TEST_SUITE_END() // Face

	} // namespace tests
	} // namespace nfd