void Battlenet::Session::HandleProofResponse(Authentication::ProofResponse const& proofResponse)
{
if (_modulesWaitingForData.size() < proofResponse.Modules.size())
{
Authentication::LogonResponse* complete = new Authentication::LogonResponse();
complete->SetAuthResult(AUTH_CORRUPTED_MODULE);
AsyncWrite(complete);
return;
}
ServerPacket* response = nullptr;
for (size_t i = 0; i < proofResponse.Modules.size(); ++i)
{
if (!(this->*(ModuleHandlers[_modulesWaitingForData.front()]))(proofResponse.Modules[i], &response))
break;
_modulesWaitingForData.pop();
}
if (!response)
{
response = new Authentication::LogonResponse();
static_cast<Authentication::LogonResponse*>(response)->SetAuthResult(AUTH_INTERNAL_ERROR);
}
AsyncWrite(response);
}
void Battlenet::Session::CheckIpCallback(PreparedQueryResult result)
{
if (result)
{
bool banned = false;
do
{
Field* fields = result->Fetch();
if (fields[0].GetUInt64() != 0)
banned = true;
if (!fields[1].GetString().empty())
_ipCountry = fields[1].GetString();
} while (result->NextRow());
if (banned)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_INTERNAL_ERROR);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Banned ip '%s:%d' tries to login!", GetRemoteIpAddress().to_string().c_str(), GetRemotePort());
return;
}
}
AsyncRead();
}
bool Battlenet::Session::UnhandledModule(BitStream* /*dataStream*/, ServerPacket** response)
{
TC_LOG_ERROR("session.packets", "Unhandled module.");
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_CORRUPTED_MODULE);
ReplaceResponse(response, logonResponse);
return false;
}
bool Battlenet::Session::HandleRiskFingerprintModule(BitStream* dataStream, ServerPacket** response)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
if (dataStream->Read<uint8>(8) == 1)
{
logonResponse->AccountId = _accountId;
logonResponse->GameAccountName = _gameAccountName;
logonResponse->GameAccountFlags = GAMEACCOUNT_FLAG_PROPASS_LOCK;
PreparedStatement* stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_BNET_FAILED_LOGINS);
stmt->setUInt32(0, _accountId);
if (PreparedQueryResult failedLoginsResult = LoginDatabase.Query(stmt))
logonResponse->FailedLogins = (*failedLoginsResult)[0].GetUInt32();
SQLTransaction trans = LoginDatabase.BeginTransaction();
stmt = LoginDatabase.GetPreparedStatement(LOGIN_UPD_BNET_LAST_LOGIN_INFO);
stmt->setString(0, GetRemoteIpAddress().to_string());
stmt->setUInt8(1, GetLocaleByName(_locale));
stmt->setString(2, _os);
stmt->setUInt32(3, _accountId);
trans->Append(stmt);
stmt = LoginDatabase.GetPreparedStatement(LOGIN_UPD_BNET_SESSION_KEY);
stmt->setString(0, K.AsHexStr());
stmt->setBool(1, true);
stmt->setUInt32(2, _accountId);
trans->Append(stmt);
LoginDatabase.CommitTransaction(trans);
_authed = true;
sSessionMgr.AddSession(this);
}
else
logonResponse->SetAuthResult(AUTH_BAD_VERSION_HASH);
ReplaceResponse(response, logonResponse);
return true;
}
void Battlenet::Session::Start()
{
std::string ip_address = GetRemoteIpAddress().to_string();
TC_LOG_TRACE("session", "Accepted connection from %s", ip_address.c_str());
if (_queryCallback)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_LOGON_TOO_FAST);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Session::Start] %s attempted to log too quick after previous attempt!", GetClientInfo().c_str());
return;
}
// Verify that this IP is not in the ip_banned table
LoginDatabase.Execute(LoginDatabase.GetPreparedStatement(LOGIN_DEL_EXPIRED_IP_BANS));
PreparedStatement* stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_IP_INFO);
stmt->setString(0, ip_address);
stmt->setUInt32(1, inet_addr(ip_address.c_str()));
_queryCallback = std::bind(&Battlenet::Session::CheckIpCallback, this, std::placeholders::_1);
_queryFuture = LoginDatabase.AsyncQuery(stmt);
}
bool Battlenet::Session::HandleSelectGameAccountModule(BitStream* dataStream, ServerPacket** response)
{
if (dataStream->Read<uint8>(8) != 1)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_CORRUPTED_MODULE);
ReplaceResponse(response, logonResponse);
return false;
}
dataStream->Read<uint8>(8);
std::string account = dataStream->ReadString(8);
if (account.empty())
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(LOGIN_NO_GAME_ACCOUNT);
ReplaceResponse(response, logonResponse);
return false;
}
for (std::size_t i = 0; i < _gameAccounts.size(); ++i)
{
if (_gameAccounts[i].DisplayName == account)
{
_gameAccountInfo = &_gameAccounts[i];
break;
}
}
if (!_gameAccountInfo)
{
Authentication::LogonResponse* complete = new Authentication::LogonResponse();
complete->SetAuthResult(LOGIN_NO_GAME_ACCOUNT);
ReplaceResponse(response, complete);
TC_LOG_DEBUG("session", "[Battlenet::SelectGameAccount] %s attempted to log in with invalid game account name %s!", GetClientInfo().c_str(), account.c_str());
return false;
}
if (_gameAccountInfo->IsBanned)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
if (_gameAccountInfo->IsPermanentlyBanned)
{
logonResponse->SetAuthResult(LOGIN_BANNED);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::SelectGameAccount] Banned account %s tried to login!", GetRemoteIpAddress().to_string().c_str(), GetRemotePort(), _accountInfo->Login.c_str());
}
else
{
logonResponse->SetAuthResult(LOGIN_SUSPENDED);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::SelectGameAccount] Temporarily banned account %s tried to login!", GetRemoteIpAddress().to_string().c_str(), GetRemotePort(), _accountInfo->Login.c_str());
}
ReplaceResponse(response, logonResponse);
return false;
}
Authentication::ProofRequest* proofRequest = new Authentication::ProofRequest();
proofRequest->Modules.push_back(sModuleMgr->CreateModule(_os, "RiskFingerprint"));
ReplaceResponse(response, proofRequest);
_modulesWaitingForData.push(MODULE_RISK_FINGERPRINT);
return true;
}
bool Battlenet::Session::HandlePasswordModule(BitStream* dataStream, ServerPacket** response)
{
if (dataStream->GetSize() != 1 + 128 + 32 + 128)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_CORRUPTED_MODULE);
ReplaceResponse(response, logonResponse);
return false;
}
if (dataStream->Read<uint8>(8) != 2) // State
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_CORRUPTED_MODULE);
ReplaceResponse(response, logonResponse);
return false;
}
BigNumber A, clientM1, clientChallenge;
A.SetBinary(dataStream->ReadBytes(128).get(), 128);
clientM1.SetBinary(dataStream->ReadBytes(32).get(), 32);
clientChallenge.SetBinary(dataStream->ReadBytes(128).get(), 128);
if (A.isZero())
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_CORRUPTED_MODULE);
ReplaceResponse(response, logonResponse);
return false;
}
SHA256Hash sha;
sha.UpdateBigNumbers(&A, &B, NULL);
sha.Finalize();
BigNumber u;
u.SetBinary(sha.GetDigest(), sha.GetLength());
BigNumber S = ((A * v.ModExp(u, N)) % N).ModExp(b, N);
uint8 S_bytes[128];
memcpy(S_bytes, S.AsByteArray(128).get(), 128);
uint8 part1[64];
uint8 part2[64];
for (int i = 0; i < 64; ++i)
{
part1[i] = S_bytes[i * 2];
part2[i] = S_bytes[i * 2 + 1];
}
SHA256Hash part1sha, part2sha;
part1sha.UpdateData(part1, 64);
part1sha.Finalize();
part2sha.UpdateData(part2, 64);
part2sha.Finalize();
uint8 sessionKey[SHA256_DIGEST_LENGTH * 2];
for (int i = 0; i < SHA256_DIGEST_LENGTH; ++i)
{
sessionKey[i * 2] = part1sha.GetDigest()[i];
sessionKey[i * 2 + 1] = part2sha.GetDigest()[i];
}
K.SetBinary(sessionKey, SHA256_DIGEST_LENGTH * 2);
BigNumber M1;
uint8 hash[SHA256_DIGEST_LENGTH];
sha.Initialize();
sha.UpdateBigNumbers(&N, NULL);
sha.Finalize();
memcpy(hash, sha.GetDigest(), sha.GetLength());
sha.Initialize();
sha.UpdateBigNumbers(&g, NULL);
sha.Finalize();
for (int i = 0; i < sha.GetLength(); ++i)
hash[i] ^= sha.GetDigest()[i];
SHA256Hash shaI;
shaI.UpdateData(ByteArrayToHexStr(I.AsByteArray().get(), 32));
shaI.Finalize();
// Concat all variables for M1 hash
sha.Initialize();
sha.UpdateData(hash, SHA256_DIGEST_LENGTH);
sha.UpdateData(shaI.GetDigest(), shaI.GetLength());
sha.UpdateBigNumbers(&s, &A, &B, &K, NULL);
sha.Finalize();
M1.SetBinary(sha.GetDigest(), sha.GetLength());
if (memcmp(M1.AsByteArray().get(), clientM1.AsByteArray().get(), 32))
{
PreparedStatement* stmt = LoginDatabase.GetPreparedStatement(LOGIN_UPD_BNET_FAILED_LOGINS);
stmt->setString(0, _accountInfo->Login);
LoginDatabase.Execute(stmt);
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_UNKNOWN_ACCOUNT);
ReplaceResponse(response, logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::Password] %s attempted to log in with invalid password!", GetClientInfo().c_str());
return false;
}
if (_gameAccounts.empty())
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(LOGIN_NO_GAME_ACCOUNT);
ReplaceResponse(response, logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::Password] %s does not have any linked game accounts!", GetClientInfo().c_str());
return false;
}
BigNumber M;
sha.Initialize();
sha.UpdateBigNumbers(&A, &M1, &K, NULL);
sha.Finalize();
M.SetBinary(sha.GetDigest(), sha.GetLength());
BigNumber serverProof;
serverProof.SetRand(128 * 8); // just send garbage, server signature check is patched out in client
BitStream stream;
ModuleInfo* password = sModuleMgr->CreateModule(_os, "Password");
uint8 state = 3;
stream.WriteBytes(&state, 1);
stream.WriteBytes(M.AsByteArray(32).get(), 32);
stream.WriteBytes(serverProof.AsByteArray(128).get(), 128);
password->DataSize = stream.GetSize();
password->Data = new uint8[password->DataSize];
memcpy(password->Data, stream.GetBuffer(), password->DataSize);
Authentication::ProofRequest* proofRequest = new Authentication::ProofRequest();
proofRequest->Modules.push_back(password);
if (_gameAccounts.size() > 1)
{
BitStream accounts;
state = 0;
accounts.WriteBytes(&state, 1);
accounts.Write(_gameAccounts.size(), 8);
for (GameAccountInfo const& gameAccount : _gameAccounts)
{
accounts.Write(2, 8);
accounts.WriteString(gameAccount.DisplayName, 8);
}
ModuleInfo* selectGameAccount = sModuleMgr->CreateModule(_os, "SelectGameAccount");
selectGameAccount->DataSize = accounts.GetSize();
selectGameAccount->Data = new uint8[selectGameAccount->DataSize];
memcpy(selectGameAccount->Data, accounts.GetBuffer(), selectGameAccount->DataSize);
proofRequest->Modules.push_back(selectGameAccount);
_modulesWaitingForData.push(MODULE_SELECT_GAME_ACCOUNT);
}
else
{
_gameAccountInfo = &_gameAccounts[0];
if (_gameAccountInfo->IsBanned)
{
delete proofRequest;
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
if (_gameAccountInfo->IsPermanentlyBanned)
{
logonResponse->SetAuthResult(LOGIN_BANNED);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::Password] Banned account %s tried to login!", GetRemoteIpAddress().to_string().c_str(), GetRemotePort(), _accountInfo->Login.c_str());
}
else
{
logonResponse->SetAuthResult(LOGIN_SUSPENDED);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::Password] Temporarily banned account %s tried to login!", GetRemoteIpAddress().to_string().c_str(), GetRemotePort(), _accountInfo->Login.c_str());
}
ReplaceResponse(response, logonResponse);
return false;
}
proofRequest->Modules.push_back(sModuleMgr->CreateModule(_os, "RiskFingerprint"));
_modulesWaitingForData.push(MODULE_RISK_FINGERPRINT);
}
ReplaceResponse(response, proofRequest);
return true;
}
void Battlenet::Session::HandleLogonRequestCallback(PreparedQueryResult result)
{
if (!result)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_UNKNOWN_ACCOUNT);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s is trying to log in from unknown account!", GetClientInfo().c_str());
return;
}
Field* fields = result->Fetch();
_accountInfo->LoadResult(fields);
std::string pStr = fields[8].GetString();
std::string databaseV = fields[9].GetString();
std::string databaseS = fields[10].GetString();
_gameAccounts.resize(result->GetRowCount());
uint32 i = 0;
do
{
_gameAccounts[i++].LoadResult(result->Fetch() + 11);
} while (result->NextRow());
std::string ip_address = GetRemoteIpAddress().to_string();
// If the IP is 'locked', check that the player comes indeed from the correct IP address
if (_accountInfo->IsLockedToIP)
{
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Account '%s' is locked to IP - '%s' is logging in from '%s'", _accountInfo->Login.c_str(), _accountInfo->LastIP.c_str(), ip_address.c_str());
if (_accountInfo->LastIP != ip_address)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_ACCOUNT_LOCKED);
AsyncWrite(logonResponse);
return;
}
}
else
{
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Account '%s' is not locked to ip", _accountInfo->Login.c_str());
if (_accountInfo->LockCountry.empty() || _accountInfo->LockCountry == "00")
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Account '%s' is not locked to country", _accountInfo->Login.c_str());
else if (!_accountInfo->LockCountry.empty() && !_ipCountry.empty())
{
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Account '%s' is locked to country: '%s' Player country is '%s'", _accountInfo->Login.c_str(), _accountInfo->LockCountry.c_str(), _ipCountry.c_str());
if (_ipCountry != _accountInfo->LockCountry)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_ACCOUNT_LOCKED);
AsyncWrite(logonResponse);
return;
}
}
}
// If the account is banned, reject the logon attempt
if (_accountInfo->IsBanned)
{
if (_accountInfo->IsPermanentlyBanned)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(LOGIN_BANNED);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::LogonRequest] Banned account %s tried to login!", ip_address.c_str(), GetRemotePort(), _accountInfo->Login.c_str());
return;
}
else
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(LOGIN_SUSPENDED);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::LogonRequest] Temporarily banned account %s tried to login!", ip_address.c_str(), GetRemotePort(), _accountInfo->Login.c_str());
return;
}
}
SHA256Hash sha;
sha.UpdateData(_accountInfo->Login);
sha.Finalize();
I.SetBinary(sha.GetDigest(), sha.GetLength());
ModuleInfo* password = sModuleMgr->CreateModule(_os, "Password");
ModuleInfo* thumbprint = sModuleMgr->CreateModule(_os, "Thumbprint");
if (databaseV.size() != size_t(BufferSizes::SRP_6_V) * 2 || databaseS.size() != size_t(BufferSizes::SRP_6_S) * 2)
_SetVSFields(pStr);
else
{
s.SetHexStr(databaseS.c_str());
v.SetHexStr(databaseV.c_str());
}
b.SetRand(128 * 8);
B = ((v * k) + g.ModExp(b, N)) % N;
BigNumber unk;
unk.SetRand(128 * 8);
BitStream passwordData;
uint8 state = 0;
passwordData.WriteBytes(&state, 1);
passwordData.WriteBytes(I.AsByteArray(32).get(), 32);
passwordData.WriteBytes(s.AsByteArray(32).get(), 32);
passwordData.WriteBytes(B.AsByteArray(128).get(), 128);
passwordData.WriteBytes(unk.AsByteArray(128).get(), 128);
password->DataSize = passwordData.GetSize();
password->Data = new uint8[password->DataSize];
memcpy(password->Data, passwordData.GetBuffer(), password->DataSize);
_modulesWaitingForData.push(MODULE_PASSWORD);
Authentication::ProofRequest* proofRequest = new Authentication::ProofRequest();
proofRequest->Modules.push_back(password);
// if has authenticator, send Token module
proofRequest->Modules.push_back(thumbprint);
AsyncWrite(proofRequest);
}
void Battlenet::Session::HandleLogonRequest(Authentication::LogonRequest const& logonRequest)
{
if (_queryCallback)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_LOGON_TOO_FAST);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s attempted to log too quick after previous attempt!", GetClientInfo().c_str());
return;
}
if (logonRequest.Program != "WoW")
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_INVALID_PROGRAM);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s attempted to log in with game other than WoW (using %s)!", GetClientInfo().c_str(), logonRequest.Program.c_str());
return;
}
if (!sComponentMgr->HasPlatform(logonRequest.Platform))
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_INVALID_OS);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s attempted to log in from an unsupported platform (using %s)!", GetClientInfo().c_str(), logonRequest.Platform.c_str());
return;
}
if (!sComponentMgr->HasPlatform(logonRequest.Locale))
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_UNSUPPORTED_LANGUAGE);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s attempted to log in with unsupported locale (using %s)!", GetClientInfo().c_str(), logonRequest.Locale.c_str());
return;
}
for (Component const& component : logonRequest.Components)
{
if (!sComponentMgr->HasComponent(&component))
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
if (!sComponentMgr->HasProgram(component.Program))
{
logonResponse->SetAuthResult(AUTH_INVALID_PROGRAM);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s is using unsupported component program %s!", GetClientInfo().c_str(), component.Program.c_str());
}
else if (!sComponentMgr->HasPlatform(component.Platform))
{
logonResponse->SetAuthResult(AUTH_INVALID_OS);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s is using unsupported component platform %s!", GetClientInfo().c_str(), component.Platform.c_str());
}
else
{
if (component.Program != "WoW" || AuthHelper::IsBuildSupportingBattlenet(component.Build))
logonResponse->SetAuthResult(AUTH_REGION_BAD_VERSION);
else
logonResponse->SetAuthResult(AUTH_USE_GRUNT_LOGON);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s is using unsupported component version %u!", GetClientInfo().c_str(), component.Build);
}
AsyncWrite(logonResponse);
return;
}
if (component.Platform == "base")
_build = component.Build;
}
std::string login = logonRequest.Login;
_locale = logonRequest.Locale;
_os = logonRequest.Platform;
Utf8ToUpperOnlyLatin(login);
PreparedStatement* stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_BNET_ACCOUNT_INFO);
stmt->setString(0, login);
_queryCallback = std::bind(&Battlenet::Session::HandleLogonRequestCallback, this, std::placeholders::_1);
_queryFuture = LoginDatabase.AsyncQuery(stmt);
}
void Battlenet::Session::HandleLogonRequest(Authentication::LogonRequest3 const& logonRequest)
{
// Verify that this IP is not in the ip_banned table
LoginDatabase.Execute(LoginDatabase.GetPreparedStatement(LOGIN_DEL_EXPIRED_IP_BANS));
std::string ip_address = GetRemoteIpAddress().to_string();
PreparedStatement* stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_IP_BANNED);
stmt->setString(0, ip_address);
if (PreparedQueryResult result = LoginDatabase.Query(stmt))
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(LOGIN_BANNED);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Banned ip '%s:%d' tries to login!", ip_address.c_str(), GetRemotePort());
return;
}
if (logonRequest.Program != "WoW")
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_INVALID_PROGRAM);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s attempted to log in with game other than WoW (using %s)!", GetClientInfo().c_str(), logonRequest.Program.c_str());
return;
}
if (!sComponentMgr->HasPlatform(logonRequest.Platform))
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_INVALID_OS);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s attempted to log in from an unsupported platform (using %s)!", GetClientInfo().c_str(), logonRequest.Platform.c_str());
return;
}
if (!sComponentMgr->HasPlatform(logonRequest.Locale))
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_UNSUPPORTED_LANGUAGE);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s attempted to log in with unsupported locale (using %s)!", GetClientInfo().c_str(), logonRequest.Locale.c_str());
return;
}
for (Component const& component : logonRequest.Components)
{
if (!sComponentMgr->HasComponent(&component))
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
if (!sComponentMgr->HasProgram(component.Program))
{
logonResponse->SetAuthResult(AUTH_INVALID_PROGRAM);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s is using unsupported component program %s!", GetClientInfo().c_str(), component.Program.c_str());
}
else if (!sComponentMgr->HasPlatform(component.Platform))
{
logonResponse->SetAuthResult(AUTH_INVALID_OS);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s is using unsupported component platform %s!", GetClientInfo().c_str(), component.Platform.c_str());
}
else
{
if (component.Program != "WoW" || AuthHelper::IsBuildSupportingBattlenet(component.Build))
logonResponse->SetAuthResult(AUTH_REGION_BAD_VERSION);
else
logonResponse->SetAuthResult(AUTH_USE_GRUNT_LOGON);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s is using unsupported component version %u!", GetClientInfo().c_str(), component.Build);
}
AsyncWrite(logonResponse);
return;
}
if (component.Platform == "base")
_build = component.Build;
}
_accountName = logonRequest.Login;
_locale = logonRequest.Locale;
_os = logonRequest.Platform;
Utf8ToUpperOnlyLatin(_accountName);
stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_BNET_ACCOUNT_INFO);
stmt->setString(0, _accountName);
PreparedQueryResult result = LoginDatabase.Query(stmt);
if (!result)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_UNKNOWN_ACCOUNT);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] %s is trying to log in from unknown account!", GetClientInfo().c_str());
return;
}
Field* fields = result->Fetch();
_accountId = fields[1].GetUInt32();
// If the IP is 'locked', check that the player comes indeed from the correct IP address
if (fields[2].GetUInt8() == 1) // if ip is locked
{
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Account '%s' is locked to IP - '%s' is logging in from '%s'", _accountName.c_str(), fields[4].GetCString(), ip_address.c_str());
if (strcmp(fields[4].GetCString(), ip_address.c_str()) != 0)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_ACCOUNT_LOCKED);
AsyncWrite(logonResponse);
return;
}
}
else
{
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Account '%s' is not locked to ip", _accountName.c_str());
std::string accountCountry = fields[3].GetString();
if (accountCountry.empty() || accountCountry == "00")
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Account '%s' is not locked to country", _accountName.c_str());
else if (!accountCountry.empty())
{
uint32 ip = inet_addr(ip_address.c_str());
EndianConvertReverse(ip);
stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_LOGON_COUNTRY);
stmt->setUInt32(0, ip);
if (PreparedQueryResult sessionCountryQuery = LoginDatabase.Query(stmt))
{
std::string loginCountry = (*sessionCountryQuery)[0].GetString();
TC_LOG_DEBUG("session", "[Battlenet::LogonRequest] Account '%s' is locked to country: '%s' Player country is '%s'", _accountName.c_str(), accountCountry.c_str(), loginCountry.c_str());
if (loginCountry != accountCountry)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_ACCOUNT_LOCKED);
AsyncWrite(logonResponse);
return;
}
}
}
}
//set expired bans to inactive
LoginDatabase.DirectExecute(LoginDatabase.GetPreparedStatement(LOGIN_DEL_BNET_EXPIRED_BANS));
// If the account is banned, reject the logon attempt
stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_BNET_ACTIVE_ACCOUNT_BAN);
stmt->setUInt32(0, _accountId);
PreparedQueryResult banresult = LoginDatabase.Query(stmt);
if (banresult)
{
Field* fields = banresult->Fetch();
if (fields[0].GetUInt32() == fields[1].GetUInt32())
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(LOGIN_BANNED);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::LogonRequest] Banned account %s tried to login!", ip_address.c_str(), GetRemotePort(), _accountName.c_str());
return;
}
else
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(LOGIN_SUSPENDED);
AsyncWrite(logonResponse);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::LogonRequest] Temporarily banned account %s tried to login!", ip_address.c_str(), GetRemotePort(), _accountName.c_str());
return;
}
}
SHA256Hash sha;
sha.UpdateData(_accountName);
sha.Finalize();
I.SetBinary(sha.GetDigest(), sha.GetLength());
ModuleInfo* password = sModuleMgr->CreateModule(_os, "Password");
ModuleInfo* thumbprint = sModuleMgr->CreateModule(_os, "Thumbprint");
std::string pStr = fields[0].GetString();
std::string databaseV = fields[5].GetString();
std::string databaseS = fields[6].GetString();
if (databaseV.size() != size_t(BufferSizes::SRP_6_V) * 2 || databaseS.size() != size_t(BufferSizes::SRP_6_S) * 2)
_SetVSFields(pStr);
else
{
s.SetHexStr(databaseS.c_str());
v.SetHexStr(databaseV.c_str());
}
b.SetRand(128 * 8);
B = ((v * k) + g.ModExp(b, N)) % N;
BigNumber unk;
unk.SetRand(128 * 8);
BitStream passwordData;
uint8 state = 0;
passwordData.WriteBytes(&state, 1);
passwordData.WriteBytes(I.AsByteArray(32).get(), 32);
passwordData.WriteBytes(s.AsByteArray(32).get(), 32);
passwordData.WriteBytes(B.AsByteArray(128).get(), 128);
passwordData.WriteBytes(unk.AsByteArray(128).get(), 128);
password->DataSize = passwordData.GetSize();
password->Data = new uint8[password->DataSize];
memcpy(password->Data, passwordData.GetBuffer(), password->DataSize);
_modulesWaitingForData.push(MODULE_PASSWORD);
Authentication::ProofRequest* proofRequest = new Authentication::ProofRequest();
proofRequest->Modules.push_back(password);
// if has authenticator, send Token module
proofRequest->Modules.push_back(thumbprint);
AsyncWrite(proofRequest);
}
bool Battlenet::Session::HandleSelectGameAccountModule(BitStream* dataStream, ServerPacket** response)
{
if (dataStream->Read<uint8>(8) != 1)
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(AUTH_CORRUPTED_MODULE);
ReplaceResponse(response, logonResponse);
return false;
}
dataStream->Read<uint8>(8);
std::string account = dataStream->ReadString(8);
if (account.empty())
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
logonResponse->SetAuthResult(LOGIN_NO_GAME_ACCOUNT);
ReplaceResponse(response, logonResponse);
return false;
}
PreparedStatement* stmt;
if (account.substr(0, 3) != "WoW")
{
stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_BNET_GAME_ACCOUNT);
stmt->setString(0, account);
}
else
{
stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_BNET_GAME_ACCOUNT_UNNAMED);
stmt->setUInt8(0, atol(account.substr(3).c_str()));
}
stmt->setUInt32(1, _accountId);
PreparedQueryResult result = LoginDatabase.Query(stmt);
if (!result)
{
Authentication::LogonResponse* complete = new Authentication::LogonResponse();
complete->SetAuthResult(LOGIN_NO_GAME_ACCOUNT);
ReplaceResponse(response, complete);
TC_LOG_DEBUG("session", "[Battlenet::SelectGameAccount] %s attempted to log in with invalid game account name %s!", GetClientInfo().c_str(), account.c_str());
return false;
}
Field* fields = result->Fetch();
if (fields[4].GetBool())
{
Authentication::LogonResponse* logonResponse = new Authentication::LogonResponse();
if (fields[2].GetUInt32() == fields[3].GetUInt32())
{
logonResponse->SetAuthResult(LOGIN_BANNED);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::SelectGameAccount] Banned account %s tried to login!", GetRemoteIpAddress().to_string().c_str(), GetRemotePort(), _accountName.c_str());
}
else
{
logonResponse->SetAuthResult(LOGIN_SUSPENDED);
TC_LOG_DEBUG("session", "'%s:%d' [Battlenet::SelectGameAccount] Temporarily banned account %s tried to login!", GetRemoteIpAddress().to_string().c_str(), GetRemotePort(), _accountName.c_str());
}
ReplaceResponse(response, logonResponse);
return false;
}
_gameAccountId = fields[0].GetUInt32();
_gameAccountName = fields[1].GetString();
Authentication::ProofRequest* proofRequest = new Authentication::ProofRequest();
proofRequest->Modules.push_back(sModuleMgr->CreateModule(_os, "RiskFingerprint"));
ReplaceResponse(response, proofRequest);
_modulesWaitingForData.push(MODULE_RISK_FINGERPRINT);
return true;
}
