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aria2/test/DHTMessageFactoryImplTest.cc

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#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 "PeerMessageUtil.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 "bencode.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(testCreateGetPeersMessage);
CPPUNIT_TEST(testCreateGetPeersReplyMessage_nodes);
CPPUNIT_TEST(testCreateGetPeersReplyMessage_values);
CPPUNIT_TEST(testCreateAnnouncePeerMessage);
CPPUNIT_TEST(testCreateAnnouncePeerReplyMessage);
CPPUNIT_TEST(testReceivedErrorMessage);
CPPUNIT_TEST_SUITE_END();
public:
SharedHandle<DHTMessageFactoryImpl> factory;
SharedHandle<DHTRoutingTable> routingTable;
SharedHandle<DHTNode> localNode;
unsigned char transactionID[DHT_TRANSACTION_ID_LENGTH];
unsigned char remoteNodeID[DHT_ID_LENGTH];
void setUp()
{
localNode.reset(new DHTNode());
factory.reset(new DHTMessageFactoryImpl());
factory->setLocalNode(localNode);
memset(transactionID, 0xff, DHT_TRANSACTION_ID_LENGTH);
memset(remoteNodeID, 0x0f, DHT_ID_LENGTH);
routingTable.reset(new DHTRoutingTable(localNode));
factory->setRoutingTable(routingTable);
}
void tearDown() {}
void testCreatePingMessage();
void testCreatePingReplyMessage();
void testCreateFindNodeMessage();
void testCreateFindNodeReplyMessage();
void testCreateGetPeersMessage();
void testCreateGetPeersReplyMessage_nodes();
void testCreateGetPeersReplyMessage_values();
void testCreateAnnouncePeerMessage();
void testCreateAnnouncePeerReplyMessage();
void testReceivedErrorMessage();
};
CPPUNIT_TEST_SUITE_REGISTRATION(DHTMessageFactoryImplTest);
void DHTMessageFactoryImplTest::testCreatePingMessage()
{
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("q");
dict["q"] = bencode::BDE("ping");
bencode::BDE aDict = bencode::BDE::dict();
aDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
dict["a"] = aDict;
SharedHandle<DHTPingMessage> m
(dynamic_pointer_cast<DHTPingMessage>
(factory->createQueryMessage(dict, "192.168.0.1", 6881)));
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
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()
{
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("r");
bencode::BDE rDict = bencode::BDE::dict();
rDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
dict["r"] = rDict;
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
SharedHandle<DHTPingReplyMessage> m
(dynamic_pointer_cast<DHTPingReplyMessage>
(factory->createResponseMessage("ping", dict,
remoteNode->getIPAddress(),
remoteNode->getPort())));
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()
{
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("q");
dict["q"] = bencode::BDE("find_node");
bencode::BDE aDict = bencode::BDE::dict();
aDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
unsigned char targetNodeID[DHT_ID_LENGTH];
memset(targetNodeID, 0x11, DHT_ID_LENGTH);
aDict["target"] = bencode::BDE(targetNodeID, DHT_ID_LENGTH);
dict["a"] = aDict;
SharedHandle<DHTFindNodeMessage> m
(dynamic_pointer_cast<DHTFindNodeMessage>
(factory->createQueryMessage(dict, "192.168.0.1", 6881)));
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
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 {
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("r");
bencode::BDE rDict = bencode::BDE::dict();
rDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
std::string compactNodeInfo;
SharedHandle<DHTNode> nodes[8];
for(size_t i = 0; i < DHTBucket::K; ++i) {
nodes[i].reset(new DHTNode());
nodes[i]->setIPAddress("192.168.0."+Util::uitos(i+1));
nodes[i]->setPort(6881+i);
unsigned char buf[6];
CPPUNIT_ASSERT(PeerMessageUtil::createcompact
(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[sizeof(buf)]);
}
rDict["nodes"] = compactNodeInfo;
dict["r"] = rDict;
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
SharedHandle<DHTFindNodeReplyMessage> m
(dynamic_pointer_cast<DHTFindNodeReplyMessage>
(factory->createResponseMessage("find_node", dict,
remoteNode->getIPAddress(),
remoteNode->getPort())));
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()
{
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("q");
dict["q"] = bencode::BDE("get_peers");
bencode::BDE aDict = bencode::BDE::dict();
aDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
unsigned char infoHash[DHT_ID_LENGTH];
memset(infoHash, 0x11, DHT_ID_LENGTH);
aDict["info_hash"] = bencode::BDE(infoHash, DHT_ID_LENGTH);
dict["a"] = aDict;
SharedHandle<DHTGetPeersMessage> m
(dynamic_pointer_cast<DHTGetPeersMessage>
(factory->createQueryMessage(dict, "192.168.0.1", 6881)));
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
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_nodes()
{
try {
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("r");
bencode::BDE rDict = bencode::BDE::dict();
rDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
std::string compactNodeInfo;
SharedHandle<DHTNode> nodes[8];
for(size_t i = 0; i < DHTBucket::K; ++i) {
nodes[i].reset(new DHTNode());
nodes[i]->setIPAddress("192.168.0."+Util::uitos(i+1));
nodes[i]->setPort(6881+i);
unsigned char buf[6];
CPPUNIT_ASSERT(PeerMessageUtil::createcompact
(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[sizeof(buf)]);
}
rDict["nodes"] = compactNodeInfo;
rDict["token"] = bencode::BDE("token");
dict["r"] = rDict;
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
SharedHandle<DHTGetPeersReplyMessage> m
(dynamic_pointer_cast<DHTGetPeersReplyMessage>
(factory->createResponseMessage("get_peers", dict,
remoteNode->getIPAddress(),
remoteNode->getPort())));
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(Util::toHex(transactionID, DHT_TRANSACTION_ID_LENGTH),
Util::toHex(m->getTransactionID()));
} catch(Exception& e) {
CPPUNIT_FAIL(e.stackTrace());
}
}
void DHTMessageFactoryImplTest::testCreateGetPeersReplyMessage_values()
{
try {
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("r");
bencode::BDE rDict = bencode::BDE::dict();
rDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
std::deque<SharedHandle<Peer> > peers;
bencode::BDE valuesList = bencode::BDE::list();
for(size_t i = 0; i < 4; ++i) {
SharedHandle<Peer> peer(new Peer("192.168.0."+Util::uitos(i+1), 6881+i));
unsigned char buffer[6];
CPPUNIT_ASSERT(PeerMessageUtil::createcompact(buffer, peer->ipaddr,
peer->port));
valuesList << bencode::BDE(buffer, sizeof(buffer));
peers.push_back(peer);
}
rDict["values"] = valuesList;
rDict["token"] = bencode::BDE("token");
dict["r"] = rDict;
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
SharedHandle<DHTGetPeersReplyMessage> m
(dynamic_pointer_cast<DHTGetPeersReplyMessage>
(factory->createResponseMessage("get_peers", dict,
remoteNode->getIPAddress(),
remoteNode->getPort())));
CPPUNIT_ASSERT(localNode == m->getLocalNode());
CPPUNIT_ASSERT(remoteNode == m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(std::string("token"), m->getToken());
CPPUNIT_ASSERT_EQUAL((size_t)4, m->getValues().size());
CPPUNIT_ASSERT(peers[0] == m->getValues()[0]);
CPPUNIT_ASSERT(peers[3] == m->getValues()[3]);
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 {
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("q");
dict["q"] = bencode::BDE("announce_peer");
bencode::BDE aDict = bencode::BDE::dict();
aDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
unsigned char infoHash[DHT_ID_LENGTH];
memset(infoHash, 0x11, DHT_ID_LENGTH);
aDict["info_hash"] = bencode::BDE(infoHash, DHT_ID_LENGTH);
std::string token = "ffff";
uint16_t port = 6881;
aDict["port"] = port;
aDict["token"] = token;
dict["a"] = aDict;
SharedHandle<DHTAnnouncePeerMessage> m
(dynamic_pointer_cast<DHTAnnouncePeerMessage>
(factory->createQueryMessage(dict, "192.168.0.1", 6882)));
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6882);
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()
{
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("r");
bencode::BDE rDict = bencode::BDE::dict();
rDict["id"] = bencode::BDE(remoteNodeID, DHT_ID_LENGTH);
dict["r"] = rDict;
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
SharedHandle<DHTAnnouncePeerReplyMessage> m
(dynamic_pointer_cast<DHTAnnouncePeerReplyMessage>
(factory->createResponseMessage("announce_peer", dict,
remoteNode->getIPAddress(),
remoteNode->getPort())));
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()
{
bencode::BDE dict = bencode::BDE::dict();
dict["t"] = bencode::BDE(transactionID, DHT_TRANSACTION_ID_LENGTH);
dict["y"] = bencode::BDE("e");
bencode::BDE list = bencode::BDE::list();
list << 404;
list << bencode::BDE("Not found");
dict["e"] = list;
SharedHandle<DHTNode> remoteNode(new DHTNode(remoteNodeID));
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
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
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