aria2/test/DHTMessageFactoryImplTest.cc
2015-12-27 18:40:08 +09:00

484 lines
18 KiB
C++

#include "DHTMessageFactoryImpl.h"
#include <cstring>
#include <iostream>
#include <cppunit/extensions/HelperMacros.h>
#include "RecoverableException.h"
#include "util.h"
#include "DHTNode.h"
#include "DHTRoutingTable.h"
#include "Peer.h"
#include "bittorrent_helper.h"
#include "DHTBucket.h"
#include "DHTPingMessage.h"
#include "DHTPingReplyMessage.h"
#include "DHTFindNodeMessage.h"
#include "DHTFindNodeReplyMessage.h"
#include "DHTGetPeersMessage.h"
#include "DHTGetPeersReplyMessage.h"
#include "DHTAnnouncePeerMessage.h"
#include "DHTAnnouncePeerReplyMessage.h"
#include "bencode2.h"
namespace aria2 {
class DHTMessageFactoryImplTest : public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(DHTMessageFactoryImplTest);
CPPUNIT_TEST(testCreatePingMessage);
CPPUNIT_TEST(testCreatePingReplyMessage);
CPPUNIT_TEST(testCreateFindNodeMessage);
CPPUNIT_TEST(testCreateFindNodeReplyMessage);
CPPUNIT_TEST(testCreateFindNodeReplyMessage6);
CPPUNIT_TEST(testCreateGetPeersMessage);
CPPUNIT_TEST(testCreateGetPeersReplyMessage);
CPPUNIT_TEST(testCreateGetPeersReplyMessage6);
CPPUNIT_TEST(testCreateAnnouncePeerMessage);
CPPUNIT_TEST(testCreateAnnouncePeerReplyMessage);
CPPUNIT_TEST(testReceivedErrorMessage);
CPPUNIT_TEST_SUITE_END();
public:
std::unique_ptr<DHTMessageFactoryImpl> factory;
std::unique_ptr<DHTRoutingTable> routingTable;
std::shared_ptr<DHTNode> localNode;
std::unique_ptr<DHTNode> remoteNode_;
std::unique_ptr<DHTNode> remoteNode6_;
unsigned char transactionID[DHT_TRANSACTION_ID_LENGTH];
unsigned char remoteNodeID[DHT_ID_LENGTH];
void setUp()
{
localNode = std::make_shared<DHTNode>();
factory = make_unique<DHTMessageFactoryImpl>(AF_INET);
factory->setLocalNode(localNode);
memset(transactionID, 0xff, DHT_TRANSACTION_ID_LENGTH);
memset(remoteNodeID, 0x0f, DHT_ID_LENGTH);
routingTable = make_unique<DHTRoutingTable>(localNode);
factory->setRoutingTable(routingTable.get());
remoteNode_ = make_unique<DHTNode>(remoteNodeID);
remoteNode_->setIPAddress("192.168.0.1");
remoteNode_->setPort(6881);
remoteNode6_ = make_unique<DHTNode>(remoteNodeID);
remoteNode6_->setIPAddress("2001::2001");
remoteNode6_->setPort(6881);
}
void tearDown() {}
void testCreatePingMessage();
void testCreatePingReplyMessage();
void testCreateFindNodeMessage();
void testCreateFindNodeReplyMessage();
void testCreateFindNodeReplyMessage6();
void testCreateGetPeersMessage();
void testCreateGetPeersReplyMessage();
void testCreateGetPeersReplyMessage6();
void testCreateAnnouncePeerMessage();
void testCreateAnnouncePeerReplyMessage();
void testReceivedErrorMessage();
};
CPPUNIT_TEST_SUITE_REGISTRATION(DHTMessageFactoryImplTest);
void DHTMessageFactoryImplTest::testCreatePingMessage()
{
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "q");
dict.put("q", "ping");
auto aDict = Dict::g();
aDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
dict.put("a", std::move(aDict));
auto r = factory->createQueryMessage(&dict, "192.168.0.1", 6881);
auto m = dynamic_cast<DHTPingMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
}
void DHTMessageFactoryImplTest::testCreatePingReplyMessage()
{
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "r");
auto rDict = Dict::g();
rDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
dict.put("r", std::move(rDict));
auto r = factory->createResponseMessage(
"ping", &dict, remoteNode_->getIPAddress(), remoteNode_->getPort());
auto m = dynamic_cast<DHTPingReplyMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
}
void DHTMessageFactoryImplTest::testCreateFindNodeMessage()
{
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "q");
dict.put("q", "find_node");
auto aDict = Dict::g();
aDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
unsigned char targetNodeID[DHT_ID_LENGTH];
memset(targetNodeID, 0x11, DHT_ID_LENGTH);
aDict->put("target", String::g(targetNodeID, DHT_ID_LENGTH));
dict.put("a", std::move(aDict));
auto r = factory->createQueryMessage(&dict, "192.168.0.1", 6881);
auto m = dynamic_cast<DHTFindNodeMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
CPPUNIT_ASSERT_EQUAL(util::toHex(targetNodeID, DHT_ID_LENGTH),
util::toHex(m->getTargetNodeID(), DHT_ID_LENGTH));
}
void DHTMessageFactoryImplTest::testCreateFindNodeReplyMessage()
{
try {
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "r");
auto rDict = Dict::g();
rDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
std::string compactNodeInfo;
std::shared_ptr<DHTNode> nodes[8];
for (size_t i = 0; i < DHTBucket::K; ++i) {
nodes[i] = std::make_shared<DHTNode>();
nodes[i]->setIPAddress("192.168.0." + util::uitos(i + 1));
nodes[i]->setPort(6881 + i);
unsigned char buf[COMPACT_LEN_IPV6];
CPPUNIT_ASSERT_EQUAL(COMPACT_LEN_IPV4, bittorrent::packcompact(
buf, nodes[i]->getIPAddress(),
nodes[i]->getPort()));
compactNodeInfo += std::string(&nodes[i]->getID()[0],
&nodes[i]->getID()[DHT_ID_LENGTH]) +
std::string(&buf[0], &buf[COMPACT_LEN_IPV4]);
}
rDict->put("nodes", compactNodeInfo);
dict.put("r", std::move(rDict));
auto r = factory->createResponseMessage("find_node", &dict,
remoteNode_->getIPAddress(),
remoteNode_->getPort());
auto m = dynamic_cast<DHTFindNodeReplyMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL((size_t)DHTBucket::K, m->getClosestKNodes().size());
CPPUNIT_ASSERT(*nodes[0] == *m->getClosestKNodes()[0]);
CPPUNIT_ASSERT(*nodes[7] == *m->getClosestKNodes()[7]);
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
}
catch (Exception& e) {
CPPUNIT_FAIL(e.stackTrace());
}
}
void DHTMessageFactoryImplTest::testCreateFindNodeReplyMessage6()
{
factory = make_unique<DHTMessageFactoryImpl>(AF_INET6);
factory->setLocalNode(localNode);
factory->setRoutingTable(routingTable.get());
try {
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "r");
auto rDict = Dict::g();
rDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
std::string compactNodeInfo;
std::shared_ptr<DHTNode> nodes[8];
for (size_t i = 0; i < DHTBucket::K; ++i) {
nodes[i] = std::make_shared<DHTNode>();
nodes[i]->setIPAddress("2001::000" + util::uitos(i + 1));
nodes[i]->setPort(6881 + i);
unsigned char buf[COMPACT_LEN_IPV6];
CPPUNIT_ASSERT_EQUAL(COMPACT_LEN_IPV6, bittorrent::packcompact(
buf, nodes[i]->getIPAddress(),
nodes[i]->getPort()));
compactNodeInfo += std::string(&nodes[i]->getID()[0],
&nodes[i]->getID()[DHT_ID_LENGTH]) +
std::string(&buf[0], &buf[COMPACT_LEN_IPV6]);
}
rDict->put("nodes6", compactNodeInfo);
dict.put("r", std::move(rDict));
auto r = factory->createResponseMessage("find_node", &dict,
remoteNode_->getIPAddress(),
remoteNode_->getPort());
auto m = dynamic_cast<DHTFindNodeReplyMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL((size_t)DHTBucket::K, m->getClosestKNodes().size());
CPPUNIT_ASSERT(*nodes[0] == *m->getClosestKNodes()[0]);
CPPUNIT_ASSERT(*nodes[7] == *m->getClosestKNodes()[7]);
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
}
catch (Exception& e) {
CPPUNIT_FAIL(e.stackTrace());
}
}
void DHTMessageFactoryImplTest::testCreateGetPeersMessage()
{
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "q");
dict.put("q", "get_peers");
auto aDict = Dict::g();
aDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
unsigned char infoHash[DHT_ID_LENGTH];
memset(infoHash, 0x11, DHT_ID_LENGTH);
aDict->put("info_hash", String::g(infoHash, DHT_ID_LENGTH));
dict.put("a", std::move(aDict));
auto r = factory->createQueryMessage(&dict, "192.168.0.1", 6881);
auto m = dynamic_cast<DHTGetPeersMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
CPPUNIT_ASSERT_EQUAL(util::toHex(infoHash, DHT_ID_LENGTH),
util::toHex(m->getInfoHash(), DHT_ID_LENGTH));
}
void DHTMessageFactoryImplTest::testCreateGetPeersReplyMessage()
{
try {
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "r");
auto rDict = Dict::g();
rDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
std::string compactNodeInfo;
std::shared_ptr<DHTNode> nodes[8];
for (size_t i = 0; i < DHTBucket::K; ++i) {
nodes[i] = std::make_shared<DHTNode>();
nodes[i]->setIPAddress("192.168.0." + util::uitos(i + 1));
nodes[i]->setPort(6881 + i);
unsigned char buf[COMPACT_LEN_IPV6];
CPPUNIT_ASSERT_EQUAL(COMPACT_LEN_IPV4, bittorrent::packcompact(
buf, nodes[i]->getIPAddress(),
nodes[i]->getPort()));
compactNodeInfo += std::string(&nodes[i]->getID()[0],
&nodes[i]->getID()[DHT_ID_LENGTH]) +
std::string(&buf[0], &buf[COMPACT_LEN_IPV4]);
}
rDict->put("nodes", compactNodeInfo);
std::deque<std::shared_ptr<Peer>> peers;
auto valuesList = List::g();
for (size_t i = 0; i < 4; ++i) {
auto peer =
std::make_shared<Peer>("192.168.0." + util::uitos(i + 1), 6881 + i);
unsigned char buffer[COMPACT_LEN_IPV6];
CPPUNIT_ASSERT_EQUAL(COMPACT_LEN_IPV4,
bittorrent::packcompact(buffer, peer->getIPAddress(),
peer->getPort()));
valuesList->append(String::g(buffer, COMPACT_LEN_IPV4));
peers.push_back(peer);
}
rDict->put("values", std::move(valuesList));
rDict->put("token", "token");
dict.put("r", std::move(rDict));
auto r = factory->createResponseMessage("get_peers", &dict,
remoteNode_->getIPAddress(),
remoteNode_->getPort());
auto m = dynamic_cast<DHTGetPeersReplyMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(std::string("token"), m->getToken());
CPPUNIT_ASSERT_EQUAL((size_t)DHTBucket::K, m->getClosestKNodes().size());
CPPUNIT_ASSERT(*nodes[0] == *m->getClosestKNodes()[0]);
CPPUNIT_ASSERT(*nodes[7] == *m->getClosestKNodes()[7]);
CPPUNIT_ASSERT_EQUAL((size_t)4, m->getValues().size());
for (int i = 0; i < 4; ++i) {
CPPUNIT_ASSERT_EQUAL(peers[i]->getIPAddress(),
m->getValues()[i]->getIPAddress());
CPPUNIT_ASSERT_EQUAL(peers[i]->getPort(), m->getValues()[i]->getPort());
}
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
}
catch (Exception& e) {
CPPUNIT_FAIL(e.stackTrace());
}
}
void DHTMessageFactoryImplTest::testCreateGetPeersReplyMessage6()
{
factory = make_unique<DHTMessageFactoryImpl>(AF_INET6);
factory->setLocalNode(localNode);
factory->setRoutingTable(routingTable.get());
try {
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "r");
auto rDict = Dict::g();
rDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
std::string compactNodeInfo;
std::shared_ptr<DHTNode> nodes[8];
for (size_t i = 0; i < DHTBucket::K; ++i) {
nodes[i] = std::make_shared<DHTNode>();
nodes[i]->setIPAddress("2001::000" + util::uitos(i + 1));
nodes[i]->setPort(6881 + i);
unsigned char buf[COMPACT_LEN_IPV6];
CPPUNIT_ASSERT_EQUAL(COMPACT_LEN_IPV6, bittorrent::packcompact(
buf, nodes[i]->getIPAddress(),
nodes[i]->getPort()));
compactNodeInfo += std::string(&nodes[i]->getID()[0],
&nodes[i]->getID()[DHT_ID_LENGTH]) +
std::string(&buf[0], &buf[COMPACT_LEN_IPV6]);
}
rDict->put("nodes6", compactNodeInfo);
std::deque<std::shared_ptr<Peer>> peers;
auto valuesList = List::g();
for (size_t i = 0; i < 4; ++i) {
auto peer =
std::make_shared<Peer>("2001::100" + util::uitos(i + 1), 6881 + i);
unsigned char buffer[COMPACT_LEN_IPV6];
CPPUNIT_ASSERT_EQUAL(COMPACT_LEN_IPV6,
bittorrent::packcompact(buffer, peer->getIPAddress(),
peer->getPort()));
valuesList->append(String::g(buffer, COMPACT_LEN_IPV6));
peers.push_back(peer);
}
rDict->put("values", std::move(valuesList));
rDict->put("token", "token");
dict.put("r", std::move(rDict));
auto r = factory->createResponseMessage("get_peers", &dict,
remoteNode_->getIPAddress(),
remoteNode_->getPort());
auto m = dynamic_cast<DHTGetPeersReplyMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(std::string("token"), m->getToken());
CPPUNIT_ASSERT_EQUAL((size_t)DHTBucket::K, m->getClosestKNodes().size());
CPPUNIT_ASSERT(*nodes[0] == *m->getClosestKNodes()[0]);
CPPUNIT_ASSERT(*nodes[7] == *m->getClosestKNodes()[7]);
CPPUNIT_ASSERT_EQUAL((size_t)4, m->getValues().size());
for (int i = 0; i < 4; ++i) {
CPPUNIT_ASSERT_EQUAL(peers[i]->getIPAddress(),
m->getValues()[i]->getIPAddress());
CPPUNIT_ASSERT_EQUAL(peers[i]->getPort(), m->getValues()[i]->getPort());
}
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
}
catch (Exception& e) {
CPPUNIT_FAIL(e.stackTrace());
}
}
void DHTMessageFactoryImplTest::testCreateAnnouncePeerMessage()
{
try {
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "q");
dict.put("q", "announce_peer");
auto aDict = Dict::g();
aDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
unsigned char infoHash[DHT_ID_LENGTH];
memset(infoHash, 0x11, DHT_ID_LENGTH);
aDict->put("info_hash", String::g(infoHash, DHT_ID_LENGTH));
std::string token = "ffff";
uint16_t port = 6881;
aDict->put("port", Integer::g(port));
aDict->put("token", token);
dict.put("a", std::move(aDict));
remoteNode_->setPort(6882);
auto r = factory->createQueryMessage(&dict, "192.168.0.1", 6882);
auto m = dynamic_cast<DHTAnnouncePeerMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(token, m->getToken());
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
CPPUNIT_ASSERT_EQUAL(util::toHex(infoHash, DHT_ID_LENGTH),
util::toHex(m->getInfoHash(), DHT_ID_LENGTH));
CPPUNIT_ASSERT_EQUAL(port, m->getTCPPort());
}
catch (Exception& e) {
CPPUNIT_FAIL(e.stackTrace());
}
}
void DHTMessageFactoryImplTest::testCreateAnnouncePeerReplyMessage()
{
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "r");
auto rDict = Dict::g();
rDict->put("id", String::g(remoteNodeID, DHT_ID_LENGTH));
dict.put("r", std::move(rDict));
auto r = factory->createResponseMessage("announce_peer", &dict,
remoteNode_->getIPAddress(),
remoteNode_->getPort());
auto m = dynamic_cast<DHTAnnouncePeerReplyMessage*>(r.get());
CPPUNIT_ASSERT(*localNode == *m->getLocalNode());
CPPUNIT_ASSERT(*remoteNode_ == *m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
util::toHex(m->getTransactionID()));
}
void DHTMessageFactoryImplTest::testReceivedErrorMessage()
{
Dict dict;
dict.put("t", String::g(transactionID, DHT_TRANSACTION_ID_LENGTH));
dict.put("y", "e");
auto list = List::g();
list->append(Integer::g(404));
list->append("Not found");
dict.put("e", std::move(list));
try {
factory->createResponseMessage("announce_peer", &dict,
remoteNode_->getIPAddress(),
remoteNode_->getPort());
CPPUNIT_FAIL("exception must be thrown.");
}
catch (RecoverableException& e) {
std::cerr << e.stackTrace() << std::endl;
}
}
} // namespace aria2