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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 "face/tcp-factory.hpp"
#include "core/resolver.hpp"
#include "core/network-interface.hpp"
#include <ndn-cxx/security/key-chain.hpp>
#include "tests/test-common.hpp"
#include "tests/limited-io.hpp"
#include "dummy-stream-sender.hpp"
#include "packet-datasets.hpp"
namespace nfd {
namespace tests {
BOOST_FIXTURE_TEST_SUITE(FaceTcp, BaseFixture)
BOOST_AUTO_TEST_CASE(ChannelMap)
{
TcpFactory factory;
shared_ptr<TcpChannel> channel1 = factory.createChannel("127.0.0.1", "20070");
shared_ptr<TcpChannel> channel1a = factory.createChannel("127.0.0.1", "20070");
BOOST_CHECK_EQUAL(channel1, channel1a);
BOOST_CHECK_EQUAL(channel1->getUri().toString(), "tcp4://127.0.0.1:20070");
shared_ptr<TcpChannel> channel2 = factory.createChannel("127.0.0.1", "20071");
BOOST_CHECK_NE(channel1, channel2);
shared_ptr<TcpChannel> channel3 = factory.createChannel("::1", "20071");
BOOST_CHECK_NE(channel2, channel3);
BOOST_CHECK_EQUAL(channel3->getUri().toString(), "tcp6://[::1]:20071");
}
BOOST_AUTO_TEST_CASE(GetChannels)
{
TcpFactory factory;
BOOST_REQUIRE_EQUAL(factory.getChannels().empty(), true);
std::vector<shared_ptr<const Channel> > expectedChannels;
expectedChannels.push_back(factory.createChannel("127.0.0.1", "20070"));
expectedChannels.push_back(factory.createChannel("127.0.0.1", "20071"));
expectedChannels.push_back(factory.createChannel("::1", "20071"));
std::list<shared_ptr<const Channel> > channels = factory.getChannels();
for (std::list<shared_ptr<const Channel> >::const_iterator i = channels.begin();
i != channels.end(); ++i)
{
std::vector<shared_ptr<const Channel> >::iterator pos =
std::find(expectedChannels.begin(), expectedChannels.end(), *i);
BOOST_REQUIRE(pos != expectedChannels.end());
expectedChannels.erase(pos);
}
BOOST_CHECK_EQUAL(expectedChannels.size(), 0);
}
class EndToEndFixture : protected BaseFixture
{
public:
void
channel1_onFaceCreated(const shared_ptr<Face>& newFace)
{
BOOST_CHECK(!static_cast<bool>(face1));
face1 = newFace;
face1->onReceiveInterest +=
bind(&EndToEndFixture::face1_onReceiveInterest, this, _1);
face1->onReceiveData +=
bind(&EndToEndFixture::face1_onReceiveData, this, _1);
face1->onFail +=
bind(&EndToEndFixture::face1_onFail, this);
limitedIo.afterOp();
}
void
channel1_onConnectFailed(const std::string& reason)
{
BOOST_CHECK_MESSAGE(false, reason);
limitedIo.afterOp();
}
void
face1_onReceiveInterest(const Interest& interest)
{
face1_receivedInterests.push_back(interest);
limitedIo.afterOp();
}
void
face1_onReceiveData(const Data& data)
{
face1_receivedDatas.push_back(data);
limitedIo.afterOp();
}
void
face1_onFail()
{
face1.reset();
limitedIo.afterOp();
}
void
channel2_onFaceCreated(const shared_ptr<Face>& newFace)
{
BOOST_CHECK(!static_cast<bool>(face2));
face2 = newFace;
face2->onReceiveInterest +=
bind(&EndToEndFixture::face2_onReceiveInterest, this, _1);
face2->onReceiveData +=
bind(&EndToEndFixture::face2_onReceiveData, this, _1);
face2->onFail +=
bind(&EndToEndFixture::face2_onFail, this);
limitedIo.afterOp();
}
void
channel2_onConnectFailed(const std::string& reason)
{
BOOST_CHECK_MESSAGE(false, reason);
limitedIo.afterOp();
}
void
face2_onReceiveInterest(const Interest& interest)
{
face2_receivedInterests.push_back(interest);
limitedIo.afterOp();
}
void
face2_onReceiveData(const Data& data)
{
face2_receivedDatas.push_back(data);
limitedIo.afterOp();
}
void
face2_onFail()
{
face2.reset();
limitedIo.afterOp();
}
void
channel_onFaceCreated(const shared_ptr<Face>& newFace)
{
faces.push_back(newFace);
limitedIo.afterOp();
}
void
channel_onConnectFailed(const std::string& reason)
{
BOOST_CHECK_MESSAGE(false, reason);
limitedIo.afterOp();
}
void
checkFaceList(size_t shouldBe)
{
BOOST_CHECK_EQUAL(faces.size(), shouldBe);
}
public:
LimitedIo limitedIo;
shared_ptr<Face> face1;
std::vector<Interest> face1_receivedInterests;
std::vector<Data> face1_receivedDatas;
shared_ptr<Face> face2;
std::vector<Interest> face2_receivedInterests;
std::vector<Data> face2_receivedDatas;
std::list< shared_ptr<Face> > faces;
};
BOOST_FIXTURE_TEST_CASE(EndToEnd4, EndToEndFixture)
{
TcpFactory factory1;
shared_ptr<TcpChannel> channel1 = factory1.createChannel("127.0.0.1", "20070");
factory1.createChannel("127.0.0.1", "20071");
BOOST_CHECK_EQUAL(channel1->isListening(), false);
channel1->listen(bind(&EndToEndFixture::channel1_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel1_onConnectFailed, this, _1));
BOOST_CHECK_EQUAL(channel1->isListening(), true);
TcpFactory factory2;
shared_ptr<TcpChannel> channel2 = factory2.createChannel("127.0.0.2", "20070");
factory2.createChannel("127.0.0.2", "20071");
factory2.createFace(FaceUri("tcp://127.0.0.1:20070"),
bind(&EndToEndFixture::channel2_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel2_onConnectFailed, this, _1));
BOOST_CHECK_MESSAGE(limitedIo.run(2, time::seconds(10)) == LimitedIo::EXCEED_OPS,
"TcpChannel error: cannot connect or cannot accept connection");
BOOST_REQUIRE(static_cast<bool>(face1));
BOOST_REQUIRE(static_cast<bool>(face2));
BOOST_CHECK(face1->isOnDemand());
BOOST_CHECK(!face2->isOnDemand());
BOOST_CHECK_EQUAL(face2->getRemoteUri().toString(), "tcp4://127.0.0.1:20070");
BOOST_CHECK_EQUAL(face1->getLocalUri().toString(), "tcp4://127.0.0.1:20070");
// face1 has an unknown remoteUri, since the source port is automatically chosen by OS
BOOST_CHECK_EQUAL(face1->isLocal(), true);
BOOST_CHECK_EQUAL(face2->isLocal(), true);
BOOST_CHECK_EQUAL(static_cast<bool>(dynamic_pointer_cast<LocalFace>(face1)), true);
BOOST_CHECK_EQUAL(static_cast<bool>(dynamic_pointer_cast<LocalFace>(face2)), true);
// integrated tests needs to check that TcpFace for non-loopback fails these tests...
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");
face1->sendInterest(*interest1);
face1->sendInterest(*interest1);
face1->sendInterest(*interest1);
face1->sendData (*data1 );
size_t nBytesSent1 = interest1->wireEncode().size() * 3 + data1->wireEncode().size();
face2->sendInterest(*interest2);
face2->sendData (*data2 );
face2->sendData (*data2 );
face2->sendData (*data2 );
BOOST_CHECK_MESSAGE(limitedIo.run(8, time::seconds(10)) == LimitedIo::EXCEED_OPS,
"TcpChannel error: cannot send or receive Interest/Data packets");
BOOST_REQUIRE_EQUAL(face1_receivedInterests.size(), 1);
BOOST_REQUIRE_EQUAL(face1_receivedDatas .size(), 3);
BOOST_REQUIRE_EQUAL(face2_receivedInterests.size(), 3);
BOOST_REQUIRE_EQUAL(face2_receivedDatas .size(), 1);
BOOST_CHECK_EQUAL(face1_receivedInterests[0].getName(), interest2->getName());
BOOST_CHECK_EQUAL(face1_receivedDatas [0].getName(), data2->getName());
BOOST_CHECK_EQUAL(face2_receivedInterests[0].getName(), interest1->getName());
BOOST_CHECK_EQUAL(face2_receivedDatas [0].getName(), data1->getName());
// needed to ensure NOutBytes counters are accurate
limitedIo.run(LimitedIo::UNLIMITED_OPS, time::seconds(1));
const FaceCounters& counters1 = face1->getCounters();
BOOST_CHECK_EQUAL(counters1.getNInInterests() , 1);
BOOST_CHECK_EQUAL(counters1.getNInDatas() , 3);
BOOST_CHECK_EQUAL(counters1.getNOutInterests(), 3);
BOOST_CHECK_EQUAL(counters1.getNOutDatas() , 1);
BOOST_CHECK_EQUAL(counters1.getNOutBytes(), nBytesSent1);
const FaceCounters& counters2 = face2->getCounters();
BOOST_CHECK_EQUAL(counters2.getNInInterests() , 3);
BOOST_CHECK_EQUAL(counters2.getNInDatas() , 1);
BOOST_CHECK_EQUAL(counters2.getNOutInterests(), 1);
BOOST_CHECK_EQUAL(counters2.getNOutDatas() , 3);
BOOST_CHECK_EQUAL(counters2.getNInBytes(), nBytesSent1);
}
BOOST_FIXTURE_TEST_CASE(EndToEnd6, EndToEndFixture)
{
TcpFactory factory1;
shared_ptr<TcpChannel> channel1 = factory1.createChannel("::1", "20070");
shared_ptr<TcpChannel> channel2 = factory1.createChannel("::1", "20071");
channel1->listen(bind(&EndToEndFixture::channel1_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel1_onConnectFailed, this, _1));
TcpFactory factory2;
factory2.createChannel("::2", "20070");
factory2.createFace(FaceUri("tcp://[::1]:20070"),
bind(&EndToEndFixture::channel2_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel2_onConnectFailed, this, _1));
BOOST_CHECK_MESSAGE(limitedIo.run(2, time::seconds(10)) == LimitedIo::EXCEED_OPS,
"TcpChannel error: cannot connect or cannot accept connection");
BOOST_REQUIRE(static_cast<bool>(face1));
BOOST_REQUIRE(static_cast<bool>(face2));
BOOST_CHECK_EQUAL(face2->getRemoteUri().toString(), "tcp6://[::1]:20070");
BOOST_CHECK_EQUAL(face1->getLocalUri().toString(), "tcp6://[::1]:20070");
// face1 has an unknown remoteUri, since the source port is automatically chosen by OS
BOOST_CHECK_EQUAL(face1->isLocal(), true);
BOOST_CHECK_EQUAL(face2->isLocal(), true);
BOOST_CHECK_EQUAL(static_cast<bool>(dynamic_pointer_cast<LocalFace>(face1)), true);
BOOST_CHECK_EQUAL(static_cast<bool>(dynamic_pointer_cast<LocalFace>(face2)), true);
// integrated tests needs to check that TcpFace for non-loopback fails these tests...
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");
face1->sendInterest(*interest1);
face1->sendData (*data1 );
face2->sendInterest(*interest2);
face2->sendData (*data2 );
BOOST_CHECK_MESSAGE(limitedIo.run(4, time::seconds(10)) == LimitedIo::EXCEED_OPS,
"TcpChannel error: cannot send or receive Interest/Data packets");
BOOST_REQUIRE_EQUAL(face1_receivedInterests.size(), 1);
BOOST_REQUIRE_EQUAL(face1_receivedDatas .size(), 1);
BOOST_REQUIRE_EQUAL(face2_receivedInterests.size(), 1);
BOOST_REQUIRE_EQUAL(face2_receivedDatas .size(), 1);
BOOST_CHECK_EQUAL(face1_receivedInterests[0].getName(), interest2->getName());
BOOST_CHECK_EQUAL(face1_receivedDatas [0].getName(), data2->getName());
BOOST_CHECK_EQUAL(face2_receivedInterests[0].getName(), interest1->getName());
BOOST_CHECK_EQUAL(face2_receivedDatas [0].getName(), data1->getName());
}
BOOST_FIXTURE_TEST_CASE(MultipleAccepts, EndToEndFixture)
{
TcpFactory factory;
shared_ptr<TcpChannel> channel1 = factory.createChannel("127.0.0.1", "20070");
shared_ptr<TcpChannel> channel2 = factory.createChannel("127.0.0.1", "20071");
channel1->listen(bind(&EndToEndFixture::channel_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel_onConnectFailed, this, _1));
channel2->connect("127.0.0.1", "20070",
bind(&EndToEndFixture::channel_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel_onConnectFailed, this, _1),
time::seconds(4)); // very short timeout
BOOST_CHECK_MESSAGE(limitedIo.run(2, time::seconds(10)) == LimitedIo::EXCEED_OPS,
"TcpChannel error: cannot connect or cannot accept connection");
BOOST_CHECK_EQUAL(faces.size(), 2);
shared_ptr<TcpChannel> channel3 = factory.createChannel("127.0.0.1", "20072");
channel3->connect("127.0.0.1", "20070",
bind(&EndToEndFixture::channel_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel_onConnectFailed, this, _1),
time::seconds(4)); // very short timeout
shared_ptr<TcpChannel> channel4 = factory.createChannel("127.0.0.1", "20073");
BOOST_CHECK_NE(channel3, channel4);
scheduler::schedule(time::seconds(1),
bind(&TcpChannel::connect, channel4, "127.0.0.1", "20070",
// does not work without static_cast
static_cast<TcpChannel::FaceCreatedCallback>(
bind(&EndToEndFixture::channel_onFaceCreated, this, _1)),
static_cast<TcpChannel::ConnectFailedCallback>(
bind(&EndToEndFixture::channel_onConnectFailed, this, _1)),
time::seconds(4)));
scheduler::schedule(time::milliseconds(500),
bind(&EndToEndFixture::checkFaceList, this, 4));
BOOST_CHECK_MESSAGE(limitedIo.run(4,// 2 connects and 2 accepts
time::seconds(10)) == LimitedIo::EXCEED_OPS,
"TcpChannel error: cannot connect or cannot accept multiple connections");
BOOST_CHECK_EQUAL(faces.size(), 6);
}
BOOST_FIXTURE_TEST_CASE(FaceClosing, EndToEndFixture)
{
TcpFactory factory;
shared_ptr<TcpChannel> channel1 = factory.createChannel("127.0.0.1", "20070");
shared_ptr<TcpChannel> channel2 = factory.createChannel("127.0.0.1", "20071");
channel1->listen(bind(&EndToEndFixture::channel1_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel1_onConnectFailed, this, _1));
channel2->connect("127.0.0.1", "20070",
bind(&EndToEndFixture::channel2_onFaceCreated, this, _1),
bind(&EndToEndFixture::channel2_onConnectFailed, this, _1),
time::seconds(4)); // very short timeout
BOOST_CHECK_MESSAGE(limitedIo.run(2, time::seconds(10)) == LimitedIo::EXCEED_OPS,
"TcpChannel error: cannot connect or cannot accept connection");
BOOST_CHECK_EQUAL(channel1->size(), 1);
BOOST_CHECK_EQUAL(channel2->size(), 1);
BOOST_REQUIRE(static_cast<bool>(face1));
BOOST_CHECK(static_cast<bool>(face2));
// Face::close must be invoked during io run to be counted as an op
scheduler::schedule(time::milliseconds(100), bind(&Face::close, face1));
BOOST_CHECK_MESSAGE(limitedIo.run(2, time::seconds(10)) == LimitedIo::EXCEED_OPS,
"FaceClosing error: cannot properly close faces");
// both faces should get closed
BOOST_CHECK(!static_cast<bool>(face1));
BOOST_CHECK(!static_cast<bool>(face2));
BOOST_CHECK_EQUAL(channel1->size(), 0);
BOOST_CHECK_EQUAL(channel2->size(), 0);
}
class SimpleEndToEndFixture : protected BaseFixture
{
public:
void
onFaceCreated(const shared_ptr<Face>& face)
{
face->onReceiveInterest +=
bind(&SimpleEndToEndFixture::onReceiveInterest, this, _1);
face->onReceiveData +=
bind(&SimpleEndToEndFixture::onReceiveData, this, _1);
face->onFail +=
bind(&SimpleEndToEndFixture::onFail, this, face);
if (static_cast<bool>(dynamic_pointer_cast<LocalFace>(face))) {
static_pointer_cast<LocalFace>(face)->setLocalControlHeaderFeature(
LOCAL_CONTROL_FEATURE_INCOMING_FACE_ID);
static_pointer_cast<LocalFace>(face)->setLocalControlHeaderFeature(
LOCAL_CONTROL_FEATURE_NEXT_HOP_FACE_ID);
}
limitedIo.afterOp();
}
void
onConnectFailed(const std::string& reason)
{
BOOST_CHECK_MESSAGE(false, reason);
limitedIo.afterOp();
}
void
onReceiveInterest(const Interest& interest)
{
receivedInterests.push_back(interest);
limitedIo.afterOp();
}
void
onReceiveData(const Data& data)
{
receivedDatas.push_back(data);
limitedIo.afterOp();
}
void
onFail(const shared_ptr<Face>& face)
{
limitedIo.afterOp();
}
public:
LimitedIo limitedIo;
std::vector<Interest> receivedInterests;
std::vector<Data> receivedDatas;
};
BOOST_FIXTURE_TEST_CASE_TEMPLATE(LocalFaceCorruptedInput, Dataset,
CorruptedPackets, SimpleEndToEndFixture)
{
TcpFactory factory;
shared_ptr<TcpChannel> channel = factory.createChannel("127.0.0.1", "20070");
channel->listen(bind(&SimpleEndToEndFixture::onFaceCreated, this, _1),
bind(&SimpleEndToEndFixture::onConnectFailed, this, _1));
BOOST_REQUIRE_EQUAL(channel->isListening(), true);
DummyStreamSender<boost::asio::ip::tcp, Dataset> sender;
sender.start(Resolver<boost::asio::ip::tcp>::syncResolve("127.0.0.1", "20070"));
BOOST_CHECK_MESSAGE(limitedIo.run(LimitedIo::UNLIMITED_OPS,
time::seconds(1)) == LimitedIo::EXCEED_TIME,
"Exception thrown for " + Dataset::getName());
}
BOOST_FIXTURE_TEST_CASE_TEMPLATE(FaceCorruptedInput, Dataset,
CorruptedPackets, SimpleEndToEndFixture)
{
// tests with non-local Face
std::string someIpv4Address;
std::list< shared_ptr<NetworkInterfaceInfo> > ifs = listNetworkInterfaces();
for (std::list< shared_ptr<NetworkInterfaceInfo> >::const_iterator i = ifs.begin();
i != ifs.end();
++i)
{
if (!(*i)->isLoopback() && (*i)->isUp() && !(*i)->ipv4Addresses.empty())
{
someIpv4Address = (*i)->ipv4Addresses[0].to_string();
break;
}
}
if (someIpv4Address.empty())
{
BOOST_TEST_MESSAGE("Test with non-local Face cannot be run "
"(no non-local interface with IPv4 address available)");
return;
}
TcpFactory factory;
shared_ptr<TcpChannel> channel = factory.createChannel(someIpv4Address, "20070");
channel->listen(bind(&SimpleEndToEndFixture::onFaceCreated, this, _1),
bind(&SimpleEndToEndFixture::onConnectFailed, this, _1));
BOOST_REQUIRE_EQUAL(channel->isListening(), true);
DummyStreamSender<boost::asio::ip::tcp, Dataset> sender;
sender.start(Resolver<boost::asio::ip::tcp>::syncResolve(someIpv4Address, "20070"));
BOOST_CHECK_MESSAGE(limitedIo.run(LimitedIo::UNLIMITED_OPS,
time::seconds(1)) == LimitedIo::EXCEED_TIME,
"Exception thrown for " + Dataset::getName());
}
class FaceCreateTimeoutFixture : protected BaseFixture
{
public:
void
onFaceCreated(const shared_ptr<Face>& newFace)
{
BOOST_CHECK_MESSAGE(false, "Timeout expected");
BOOST_CHECK(!static_cast<bool>(face1));
face1 = newFace;
limitedIo.afterOp();
}
void
onConnectFailed(const std::string& reason)
{
BOOST_CHECK_MESSAGE(true, reason);
limitedIo.afterOp();
}
public:
LimitedIo limitedIo;
shared_ptr<Face> face1;
};
BOOST_FIXTURE_TEST_CASE(FaceCreateTimeout, FaceCreateTimeoutFixture)
{
TcpFactory factory;
shared_ptr<TcpChannel> channel = factory.createChannel("0.0.0.0", "20070");
factory.createFace(FaceUri("tcp://192.0.2.1:20070"),
bind(&FaceCreateTimeoutFixture::onFaceCreated, this, _1),
bind(&FaceCreateTimeoutFixture::onConnectFailed, this, _1));
BOOST_CHECK_MESSAGE(limitedIo.run(1, time::seconds(10)) == LimitedIo::EXCEED_OPS,
"TcpChannel error: cannot connect or cannot accept connection");
BOOST_CHECK_EQUAL(static_cast<bool>(face1), false);
}
BOOST_AUTO_TEST_SUITE_END()
} // namespace tests
} // namespace nfd