/*
* Copyright (C) 2008-2014 TrinityCore
* Copyright (C) 2005-2009 MaNGOS
*
* This program 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 2 of the License, or (at your
* option) any later version.
*
* This program 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 this program. If not, see .
*/
/** \file
\ingroup u2w
*/
#include "WorldSocket.h" // must be first to make ACE happy with ACE includes in it
#include "Config.h"
#include "Common.h"
#include "DatabaseEnv.h"
#include "AccountMgr.h"
#include "Log.h"
#include "Opcodes.h"
#include "WorldPacket.h"
#include "WorldSession.h"
#include "Player.h"
#include "Vehicle.h"
#include "ObjectMgr.h"
#include "GuildMgr.h"
#include "Group.h"
#include "Guild.h"
#include "World.h"
#include "ObjectAccessor.h"
#include "BattlegroundMgr.h"
#include "OutdoorPvPMgr.h"
#include "MapManager.h"
#include "SocialMgr.h"
#include "zlib.h"
#include "ScriptMgr.h"
#include "Transport.h"
#include "WardenWin.h"
#include "WardenMac.h"
#include "MoveSpline.h"
namespace {
std::string const DefaultPlayerName = "";
} // namespace
bool MapSessionFilter::Process(WorldPacket* packet)
{
OpcodeHandler const& opHandle = opcodeTable[packet->GetOpcode()];
//let's check if our opcode can be really processed in Map::Update()
if (opHandle.packetProcessing == PROCESS_INPLACE)
return true;
//we do not process thread-unsafe packets
if (opHandle.packetProcessing == PROCESS_THREADUNSAFE)
return false;
Player* player = m_pSession->GetPlayer();
if (!player)
return false;
//in Map::Update() we do not process packets where player is not in world!
return player->IsInWorld();
}
//we should process ALL packets when player is not in world/logged in
//OR packet handler is not thread-safe!
bool WorldSessionFilter::Process(WorldPacket* packet)
{
OpcodeHandler const& opHandle = opcodeTable[packet->GetOpcode()];
//check if packet handler is supposed to be safe
if (opHandle.packetProcessing == PROCESS_INPLACE)
return true;
//thread-unsafe packets should be processed in World::UpdateSessions()
if (opHandle.packetProcessing == PROCESS_THREADUNSAFE)
return true;
//no player attached? -> our client! ^^
Player* player = m_pSession->GetPlayer();
if (!player)
return true;
//lets process all packets for non-in-the-world player
return (player->IsInWorld() == false);
}
/// WorldSession constructor
WorldSession::WorldSession(uint32 id, WorldSocket* sock, AccountTypes sec, uint8 expansion, time_t mute_time, LocaleConstant locale, uint32 recruiter, bool isARecruiter):
m_muteTime(mute_time),
m_timeOutTime(0),
AntiDOS(this),
m_GUIDLow(0),
_player(NULL),
m_Socket(sock),
_security(sec),
_accountId(id),
m_expansion(expansion),
_warden(NULL),
_logoutTime(0),
m_inQueue(false),
m_playerLoading(false),
m_playerLogout(false),
m_playerRecentlyLogout(false),
m_playerSave(false),
m_sessionDbcLocale(sWorld->GetAvailableDbcLocale(locale)),
m_sessionDbLocaleIndex(locale),
m_latency(0),
m_clientTimeDelay(0),
m_TutorialsChanged(false),
recruiterId(recruiter),
isRecruiter(isARecruiter),
_RBACData(NULL),
expireTime(60000), // 1 min after socket loss, session is deleted
forceExit(false),
m_currentBankerGUID(0)
{
memset(m_Tutorials, 0, sizeof(m_Tutorials));
if (sock)
{
m_Address = sock->GetRemoteAddress();
sock->AddReference();
ResetTimeOutTime();
LoginDatabase.PExecute("UPDATE account SET online = 1 WHERE id = %u;", GetAccountId()); // One-time query
}
InitializeQueryCallbackParameters();
}
/// WorldSession destructor
WorldSession::~WorldSession()
{
///- unload player if not unloaded
if (_player)
LogoutPlayer (true);
/// - If have unclosed socket, close it
if (m_Socket)
{
m_Socket->CloseSocket();
m_Socket->RemoveReference();
m_Socket = NULL;
}
delete _warden;
delete _RBACData;
///- empty incoming packet queue
WorldPacket* packet = NULL;
while (_recvQueue.next(packet))
delete packet;
LoginDatabase.PExecute("UPDATE account SET online = 0 WHERE id = %u;", GetAccountId()); // One-time query
}
std::string const & WorldSession::GetPlayerName() const
{
return _player != NULL ? _player->GetName() : DefaultPlayerName;
}
std::string WorldSession::GetPlayerInfo() const
{
std::ostringstream ss;
ss << "[Player: " << GetPlayerName()
<< " (Guid: " << (_player != NULL ? _player->GetGUID() : 0)
<< ", Account: " << GetAccountId() << ")]";
return ss.str();
}
/// Get player guid if available. Use for logging purposes only
uint32 WorldSession::GetGuidLow() const
{
return GetPlayer() ? GetPlayer()->GetGUIDLow() : 0;
}
/// Send a packet to the client
void WorldSession::SendPacket(WorldPacket const* packet)
{
if (!m_Socket)
return;
#ifdef TRINITY_DEBUG
// Code for network use statistic
static uint64 sendPacketCount = 0;
static uint64 sendPacketBytes = 0;
static time_t firstTime = time(NULL);
static time_t lastTime = firstTime; // next 60 secs start time
static uint64 sendLastPacketCount = 0;
static uint64 sendLastPacketBytes = 0;
time_t cur_time = time(NULL);
if ((cur_time - lastTime) < 60)
{
sendPacketCount+=1;
sendPacketBytes+=packet->size();
sendLastPacketCount+=1;
sendLastPacketBytes+=packet->size();
}
else
{
uint64 minTime = uint64(cur_time - lastTime);
uint64 fullTime = uint64(lastTime - firstTime);
TC_LOG_INFO("misc", "Send all time packets count: " UI64FMTD " bytes: " UI64FMTD " avr.count/sec: %f avr.bytes/sec: %f time: %u", sendPacketCount, sendPacketBytes, float(sendPacketCount)/fullTime, float(sendPacketBytes)/fullTime, uint32(fullTime));
TC_LOG_INFO("misc", "Send last min packets count: " UI64FMTD " bytes: " UI64FMTD " avr.count/sec: %f avr.bytes/sec: %f", sendLastPacketCount, sendLastPacketBytes, float(sendLastPacketCount)/minTime, float(sendLastPacketBytes)/minTime);
lastTime = cur_time;
sendLastPacketCount = 1;
sendLastPacketBytes = packet->wpos(); // wpos is real written size
}
#endif // !TRINITY_DEBUG
if (m_Socket->SendPacket(*packet) == -1)
m_Socket->CloseSocket();
}
/// Add an incoming packet to the queue
void WorldSession::QueuePacket(WorldPacket* new_packet)
{
_recvQueue.add(new_packet);
}
/// Logging helper for unexpected opcodes
void WorldSession::LogUnexpectedOpcode(WorldPacket* packet, const char* status, const char *reason)
{
TC_LOG_ERROR("network.opcode", "Received unexpected opcode %s Status: %s Reason: %s from %s",
GetOpcodeNameForLogging(packet->GetOpcode()).c_str(), status, reason, GetPlayerInfo().c_str());
}
/// Logging helper for unexpected opcodes
void WorldSession::LogUnprocessedTail(WorldPacket* packet)
{
if (!sLog->ShouldLog("network.opcode", LOG_LEVEL_TRACE) || packet->rpos() >= packet->wpos())
return;
TC_LOG_TRACE("network.opcode", "Unprocessed tail data (read stop at %u from %u) Opcode %s from %s",
uint32(packet->rpos()), uint32(packet->wpos()), GetOpcodeNameForLogging(packet->GetOpcode()).c_str(), GetPlayerInfo().c_str());
packet->print_storage();
}
/// Update the WorldSession (triggered by World update)
bool WorldSession::Update(uint32 diff, PacketFilter& updater)
{
/// Update Timeout timer.
UpdateTimeOutTime(diff);
///- Before we process anything:
/// If necessary, kick the player from the character select screen
if (IsConnectionIdle())
m_Socket->CloseSocket();
///- Retrieve packets from the receive queue and call the appropriate handlers
/// not process packets if socket already closed
WorldPacket* packet = NULL;
//! Delete packet after processing by default
bool deletePacket = true;
//! To prevent infinite loop
WorldPacket* firstDelayedPacket = NULL;
//! If _recvQueue.peek() == firstDelayedPacket it means that in this Update call, we've processed all
//! *properly timed* packets, and we're now at the part of the queue where we find
//! delayed packets that were re-enqueued due to improper timing. To prevent an infinite
//! loop caused by re-enqueueing the same packets over and over again, we stop updating this session
//! and continue updating others. The re-enqueued packets will be handled in the next Update call for this session.
uint32 processedPackets = 0;
time_t currentTime = time(NULL);
while (m_Socket && !m_Socket->IsClosed() &&
!_recvQueue.empty() && _recvQueue.peek(true) != firstDelayedPacket &&
_recvQueue.next(packet, updater))
{
if (!AntiDOS.EvaluateOpcode(*packet, currentTime))
{
KickPlayer();
}
else if (packet->GetOpcode() >= NUM_MSG_TYPES)
{
TC_LOG_ERROR("network.opcode", "Received non-existed opcode %s from %s", GetOpcodeNameForLogging(packet->GetOpcode()).c_str()
, GetPlayerInfo().c_str());
sScriptMgr->OnUnknownPacketReceive(m_Socket, WorldPacket(*packet));
}
else
{
OpcodeHandler &opHandle = opcodeTable[packet->GetOpcode()];
try
{
switch (opHandle.status)
{
case STATUS_LOGGEDIN:
if (!_player)
{
// skip STATUS_LOGGEDIN opcode unexpected errors if player logout sometime ago - this can be network lag delayed packets
//! If player didn't log out a while ago, it means packets are being sent while the server does not recognize
//! the client to be in world yet. We will re-add the packets to the bottom of the queue and process them later.
if (!m_playerRecentlyLogout)
{
//! Prevent infinite loop
if (!firstDelayedPacket)
firstDelayedPacket = packet;
//! Because checking a bool is faster than reallocating memory
deletePacket = false;
QueuePacket(packet);
//! Log
TC_LOG_DEBUG("network", "Re-enqueueing packet with opcode %s with with status STATUS_LOGGEDIN. "
"Player is currently not in world yet.", GetOpcodeNameForLogging(packet->GetOpcode()).c_str());
}
}
else if (_player->IsInWorld())
{
sScriptMgr->OnPacketReceive(m_Socket, WorldPacket(*packet));
(this->*opHandle.handler)(*packet);
LogUnprocessedTail(packet);
}
// lag can cause STATUS_LOGGEDIN opcodes to arrive after the player started a transfer
break;
case STATUS_LOGGEDIN_OR_RECENTLY_LOGGOUT:
if (!_player && !m_playerRecentlyLogout && !m_playerLogout) // There's a short delay between _player = null and m_playerRecentlyLogout = true during logout
LogUnexpectedOpcode(packet, "STATUS_LOGGEDIN_OR_RECENTLY_LOGGOUT",
"the player has not logged in yet and not recently logout");
else
{
// not expected _player or must checked in packet handler
sScriptMgr->OnPacketReceive(m_Socket, WorldPacket(*packet));
(this->*opHandle.handler)(*packet);
LogUnprocessedTail(packet);
}
break;
case STATUS_TRANSFER:
if (!_player)
LogUnexpectedOpcode(packet, "STATUS_TRANSFER", "the player has not logged in yet");
else if (_player->IsInWorld())
LogUnexpectedOpcode(packet, "STATUS_TRANSFER", "the player is still in world");
else
{
sScriptMgr->OnPacketReceive(m_Socket, WorldPacket(*packet));
(this->*opHandle.handler)(*packet);
LogUnprocessedTail(packet);
}
break;
case STATUS_AUTHED:
// prevent cheating with skip queue wait
if (m_inQueue)
{
LogUnexpectedOpcode(packet, "STATUS_AUTHED", "the player not pass queue yet");
break;
}
// some auth opcodes can be recieved before STATUS_LOGGEDIN_OR_RECENTLY_LOGGOUT opcodes
// however when we recieve CMSG_CHAR_ENUM we are surely no longer during the logout process.
if (packet->GetOpcode() == CMSG_CHAR_ENUM)
m_playerRecentlyLogout = false;
sScriptMgr->OnPacketReceive(m_Socket, WorldPacket(*packet));
(this->*opHandle.handler)(*packet);
LogUnprocessedTail(packet);
break;
case STATUS_NEVER:
TC_LOG_ERROR("network.opcode", "Received not allowed opcode %s from %s", GetOpcodeNameForLogging(packet->GetOpcode()).c_str()
, GetPlayerInfo().c_str());
break;
case STATUS_UNHANDLED:
TC_LOG_DEBUG("network.opcode", "Received not handled opcode %s from %s", GetOpcodeNameForLogging(packet->GetOpcode()).c_str()
, GetPlayerInfo().c_str());
break;
}
}
catch (ByteBufferException const&)
{
TC_LOG_ERROR("misc", "WorldSession::Update ByteBufferException occured while parsing a packet (opcode: %u) from client %s, accountid=%i. Skipped packet.",
packet->GetOpcode(), GetRemoteAddress().c_str(), GetAccountId());
packet->hexlike();
}
}
if (deletePacket)
delete packet;
deletePacket = true;
#define MAX_PROCESSED_PACKETS_IN_SAME_WORLDSESSION_UPDATE 100
processedPackets++;
//process only a max amout of packets in 1 Update() call.
//Any leftover will be processed in next update
if (processedPackets > MAX_PROCESSED_PACKETS_IN_SAME_WORLDSESSION_UPDATE)
break;
}
if (m_Socket && !m_Socket->IsClosed() && _warden)
_warden->Update();
ProcessQueryCallbacks();
//check if we are safe to proceed with logout
//logout procedure should happen only in World::UpdateSessions() method!!!
if (updater.ProcessLogout())
{
time_t currTime = time(NULL);
///- If necessary, log the player out
if (ShouldLogOut(currTime) && !m_playerLoading)
LogoutPlayer(true);
if (m_Socket && GetPlayer() && _warden)
_warden->Update();
///- Cleanup socket pointer if need
if (m_Socket && m_Socket->IsClosed())
{
expireTime -= expireTime > diff ? diff : expireTime;
if (expireTime < diff || forceExit)
{
m_Socket->RemoveReference();
m_Socket = NULL;
}
}
if (!m_Socket)
return false; //Will remove this session from the world session map
}
return true;
}
/// %Log the player out
void WorldSession::LogoutPlayer(bool save)
{
// finish pending transfers before starting the logout
while (_player && _player->IsBeingTeleportedFar())
HandleMoveWorldportAckOpcode();
m_playerLogout = true;
m_playerSave = save;
if (_player)
{
if (uint64 lguid = _player->GetLootGUID())
DoLootRelease(lguid);
///- If the player just died before logging out, make him appear as a ghost
if (_player->GetDeathTimer())
{
_player->getHostileRefManager().deleteReferences();
_player->BuildPlayerRepop();
_player->RepopAtGraveyard();
}
else if (_player->HasAuraType(SPELL_AURA_SPIRIT_OF_REDEMPTION))
{
// this will kill character by SPELL_AURA_SPIRIT_OF_REDEMPTION
_player->RemoveAurasByType(SPELL_AURA_MOD_SHAPESHIFT);
_player->KillPlayer();
_player->BuildPlayerRepop();
_player->RepopAtGraveyard();
}
else if (_player->HasPendingBind())
{
_player->RepopAtGraveyard();
_player->SetPendingBind(0, 0);
}
//drop a flag if player is carrying it
if (Battleground* bg = _player->GetBattleground())
bg->EventPlayerLoggedOut(_player);
///- Teleport to home if the player is in an invalid instance
if (!_player->m_InstanceValid && !_player->IsGameMaster())
_player->TeleportTo(_player->m_homebindMapId, _player->m_homebindX, _player->m_homebindY, _player->m_homebindZ, _player->GetOrientation());
sOutdoorPvPMgr->HandlePlayerLeaveZone(_player, _player->GetZoneId());
for (int i=0; i < PLAYER_MAX_BATTLEGROUND_QUEUES; ++i)
{
if (BattlegroundQueueTypeId bgQueueTypeId = _player->GetBattlegroundQueueTypeId(i))
{
_player->RemoveBattlegroundQueueId(bgQueueTypeId);
BattlegroundQueue& queue = sBattlegroundMgr->GetBattlegroundQueue(bgQueueTypeId);
queue.RemovePlayer(_player->GetGUID(), true);
}
}
// Repop at GraveYard or other player far teleport will prevent saving player because of not present map
// Teleport player immediately for correct player save
while (_player->IsBeingTeleportedFar())
HandleMoveWorldportAckOpcode();
///- If the player is in a guild, update the guild roster and broadcast a logout message to other guild members
if (Guild* guild = sGuildMgr->GetGuildById(_player->GetGuildId()))
guild->HandleMemberLogout(this);
///- Remove pet
_player->RemovePet(NULL, PET_SAVE_AS_CURRENT, true);
///- Clear whisper whitelist
_player->ClearWhisperWhiteList();
///- empty buyback items and save the player in the database
// some save parts only correctly work in case player present in map/player_lists (pets, etc)
if (save)
{
uint32 eslot;
for (int j = BUYBACK_SLOT_START; j < BUYBACK_SLOT_END; ++j)
{
eslot = j - BUYBACK_SLOT_START;
_player->SetUInt64Value(PLAYER_FIELD_VENDORBUYBACK_SLOT_1 + (eslot * 2), 0);
_player->SetUInt32Value(PLAYER_FIELD_BUYBACK_PRICE_1 + eslot, 0);
_player->SetUInt32Value(PLAYER_FIELD_BUYBACK_TIMESTAMP_1 + eslot, 0);
}
_player->SaveToDB();
}
///- Leave all channels before player delete...
_player->CleanupChannels();
///- If the player is in a group (or invited), remove him. If the group if then only 1 person, disband the group.
_player->UninviteFromGroup();
// remove player from the group if he is:
// a) in group; b) not in raid group; c) logging out normally (not being kicked or disconnected)
if (_player->GetGroup() && !_player->GetGroup()->isRaidGroup() && m_Socket)
_player->RemoveFromGroup();
//! Send update to group and reset stored max enchanting level
if (_player->GetGroup())
{
_player->GetGroup()->SendUpdate();
_player->GetGroup()->ResetMaxEnchantingLevel();
}
//! Broadcast a logout message to the player's friends
sSocialMgr->SendFriendStatus(_player, FRIEND_OFFLINE, _player->GetGUIDLow(), true);
sSocialMgr->RemovePlayerSocial(_player->GetGUIDLow());
//! Call script hook before deletion
sScriptMgr->OnPlayerLogout(_player);
//! Remove the player from the world
// the player may not be in the world when logging out
// e.g if he got disconnected during a transfer to another map
// calls to GetMap in this case may cause crashes
_player->CleanupsBeforeDelete();
TC_LOG_INFO("entities.player.character", "Account: %d (IP: %s) Logout Character:[%s] (GUID: %u) Level: %d",
GetAccountId(), GetRemoteAddress().c_str(), _player->GetName().c_str(), _player->GetGUIDLow(), _player->getLevel());
if (Map* _map = _player->FindMap())
_map->RemovePlayerFromMap(_player, true);
SetPlayer(NULL); //! Pointer already deleted during RemovePlayerFromMap
//! Send the 'logout complete' packet to the client
//! Client will respond by sending 3x CMSG_CANCEL_TRADE, which we currently dont handle
WorldPacket data(SMSG_LOGOUT_COMPLETE, 0);
SendPacket(&data);
TC_LOG_DEBUG("network", "SESSION: Sent SMSG_LOGOUT_COMPLETE Message");
//! Since each account can only have one online character at any given time, ensure all characters for active account are marked as offline
PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_UPD_ACCOUNT_ONLINE);
stmt->setUInt32(0, GetAccountId());
CharacterDatabase.Execute(stmt);
}
m_playerLogout = false;
m_playerSave = false;
m_playerRecentlyLogout = true;
LogoutRequest(0);
}
/// Kick a player out of the World
void WorldSession::KickPlayer()
{
if (m_Socket)
{
m_Socket->CloseSocket();
forceExit = true;
}
}
void WorldSession::SendNotification(const char *format, ...)
{
if (format)
{
va_list ap;
char szStr[1024];
szStr[0] = '\0';
va_start(ap, format);
vsnprintf(szStr, 1024, format, ap);
va_end(ap);
WorldPacket data(SMSG_NOTIFICATION, (strlen(szStr) + 1));
data << szStr;
SendPacket(&data);
}
}
void WorldSession::SendNotification(uint32 string_id, ...)
{
char const* format = GetTrinityString(string_id);
if (format)
{
va_list ap;
char szStr[1024];
szStr[0] = '\0';
va_start(ap, string_id);
vsnprintf(szStr, 1024, format, ap);
va_end(ap);
WorldPacket data(SMSG_NOTIFICATION, (strlen(szStr) + 1));
data << szStr;
SendPacket(&data);
}
}
const char *WorldSession::GetTrinityString(int32 entry) const
{
return sObjectMgr->GetTrinityString(entry, GetSessionDbLocaleIndex());
}
void WorldSession::Handle_NULL(WorldPacket& recvPacket)
{
TC_LOG_ERROR("network.opcode", "Received unhandled opcode %s from %s"
, GetOpcodeNameForLogging(recvPacket.GetOpcode()).c_str(), GetPlayerInfo().c_str());
}
void WorldSession::Handle_EarlyProccess(WorldPacket& recvPacket)
{
TC_LOG_ERROR("network.opcode", "Received opcode %s that must be processed in WorldSocket::OnRead from %s"
, GetOpcodeNameForLogging(recvPacket.GetOpcode()).c_str(), GetPlayerInfo().c_str());
}
void WorldSession::Handle_ServerSide(WorldPacket& recvPacket)
{
TC_LOG_ERROR("network.opcode", "Received server-side opcode %s from %s"
, GetOpcodeNameForLogging(recvPacket.GetOpcode()).c_str(), GetPlayerInfo().c_str());
}
void WorldSession::Handle_Deprecated(WorldPacket& recvPacket)
{
TC_LOG_ERROR("network.opcode", "Received deprecated opcode %s from %s"
, GetOpcodeNameForLogging(recvPacket.GetOpcode()).c_str(), GetPlayerInfo().c_str());
}
void WorldSession::SendAuthWaitQue(uint32 position)
{
if (position == 0)
{
WorldPacket packet(SMSG_AUTH_RESPONSE, 1);
packet << uint8(AUTH_OK);
SendPacket(&packet);
}
else
{
WorldPacket packet(SMSG_AUTH_RESPONSE, 6);
packet << uint8(AUTH_WAIT_QUEUE);
packet << uint32(position);
packet << uint8(0); // unk
SendPacket(&packet);
}
}
void WorldSession::LoadGlobalAccountData()
{
PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_ACCOUNT_DATA);
stmt->setUInt32(0, GetAccountId());
LoadAccountData(CharacterDatabase.Query(stmt), GLOBAL_CACHE_MASK);
}
void WorldSession::LoadAccountData(PreparedQueryResult result, uint32 mask)
{
for (uint32 i = 0; i < NUM_ACCOUNT_DATA_TYPES; ++i)
if (mask & (1 << i))
m_accountData[i] = AccountData();
if (!result)
return;
do
{
Field* fields = result->Fetch();
uint32 type = fields[0].GetUInt8();
if (type >= NUM_ACCOUNT_DATA_TYPES)
{
TC_LOG_ERROR("misc", "Table `%s` have invalid account data type (%u), ignore.",
mask == GLOBAL_CACHE_MASK ? "account_data" : "character_account_data", type);
continue;
}
if ((mask & (1 << type)) == 0)
{
TC_LOG_ERROR("misc", "Table `%s` have non appropriate for table account data type (%u), ignore.",
mask == GLOBAL_CACHE_MASK ? "account_data" : "character_account_data", type);
continue;
}
m_accountData[type].Time = time_t(fields[1].GetUInt32());
m_accountData[type].Data = fields[2].GetString();
}
while (result->NextRow());
}
void WorldSession::SetAccountData(AccountDataType type, time_t tm, std::string const& data)
{
uint32 id = 0;
uint32 index = 0;
if ((1 << type) & GLOBAL_CACHE_MASK)
{
id = GetAccountId();
index = CHAR_REP_ACCOUNT_DATA;
}
else
{
// _player can be NULL and packet received after logout but m_GUID still store correct guid
if (!m_GUIDLow)
return;
id = m_GUIDLow;
index = CHAR_REP_PLAYER_ACCOUNT_DATA;
}
PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(index);
stmt->setUInt32(0, id);
stmt->setUInt8 (1, type);
stmt->setUInt32(2, uint32(tm));
stmt->setString(3, data);
CharacterDatabase.Execute(stmt);
m_accountData[type].Time = tm;
m_accountData[type].Data = data;
}
void WorldSession::SendAccountDataTimes(uint32 mask)
{
WorldPacket data(SMSG_ACCOUNT_DATA_TIMES, 4 + 1 + 4 + NUM_ACCOUNT_DATA_TYPES * 4);
data << uint32(time(NULL)); // Server time
data << uint8(1);
data << uint32(mask); // type mask
for (uint32 i = 0; i < NUM_ACCOUNT_DATA_TYPES; ++i)
if (mask & (1 << i))
data << uint32(GetAccountData(AccountDataType(i))->Time);// also unix time
SendPacket(&data);
}
void WorldSession::LoadTutorialsData()
{
memset(m_Tutorials, 0, sizeof(uint32) * MAX_ACCOUNT_TUTORIAL_VALUES);
PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_TUTORIALS);
stmt->setUInt32(0, GetAccountId());
if (PreparedQueryResult result = CharacterDatabase.Query(stmt))
for (uint8 i = 0; i < MAX_ACCOUNT_TUTORIAL_VALUES; ++i)
m_Tutorials[i] = (*result)[i].GetUInt32();
m_TutorialsChanged = false;
}
void WorldSession::SendTutorialsData()
{
WorldPacket data(SMSG_TUTORIAL_FLAGS, 4 * MAX_ACCOUNT_TUTORIAL_VALUES);
for (uint8 i = 0; i < MAX_ACCOUNT_TUTORIAL_VALUES; ++i)
data << m_Tutorials[i];
SendPacket(&data);
}
void WorldSession::SaveTutorialsData(SQLTransaction &trans)
{
if (!m_TutorialsChanged)
return;
PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_HAS_TUTORIALS);
stmt->setUInt32(0, GetAccountId());
bool hasTutorials = !CharacterDatabase.Query(stmt).null();
// Modify data in DB
stmt = CharacterDatabase.GetPreparedStatement(hasTutorials ? CHAR_UPD_TUTORIALS : CHAR_INS_TUTORIALS);
for (uint8 i = 0; i < MAX_ACCOUNT_TUTORIAL_VALUES; ++i)
stmt->setUInt32(i, m_Tutorials[i]);
stmt->setUInt32(MAX_ACCOUNT_TUTORIAL_VALUES, GetAccountId());
trans->Append(stmt);
m_TutorialsChanged = false;
}
void WorldSession::ReadMovementInfo(WorldPacket &data, MovementInfo* mi)
{
data >> mi->flags;
data >> mi->flags2;
data >> mi->time;
data >> mi->pos.PositionXYZOStream();
if (mi->HasMovementFlag(MOVEMENTFLAG_ONTRANSPORT))
{
data.readPackGUID(mi->transport.guid);
data >> mi->transport.pos.PositionXYZOStream();
data >> mi->transport.time;
data >> mi->transport.seat;
if (mi->HasExtraMovementFlag(MOVEMENTFLAG2_INTERPOLATED_MOVEMENT))
data >> mi->transport.time2;
}
if (mi->HasMovementFlag(MovementFlags(MOVEMENTFLAG_SWIMMING | MOVEMENTFLAG_FLYING)) || (mi->HasExtraMovementFlag(MOVEMENTFLAG2_ALWAYS_ALLOW_PITCHING)))
data >> mi->pitch;
data >> mi->fallTime;
if (mi->HasMovementFlag(MOVEMENTFLAG_FALLING))
{
data >> mi->jump.zspeed;
data >> mi->jump.sinAngle;
data >> mi->jump.cosAngle;
data >> mi->jump.xyspeed;
}
if (mi->HasMovementFlag(MOVEMENTFLAG_SPLINE_ELEVATION))
data >> mi->splineElevation;
//! Anti-cheat checks. Please keep them in seperate if () blocks to maintain a clear overview.
//! Might be subject to latency, so just remove improper flags.
#ifdef TRINITY_DEBUG
#define REMOVE_VIOLATING_FLAGS(check, maskToRemove) \
{ \
if (check) \
{ \
TC_LOG_DEBUG("entities.unit", "WorldSession::ReadMovementInfo: Violation of MovementFlags found (%s). " \
"MovementFlags: %u, MovementFlags2: %u for player GUID: %u. Mask %u will be removed.", \
STRINGIZE(check), mi->GetMovementFlags(), mi->GetExtraMovementFlags(), GetPlayer()->GetGUIDLow(), maskToRemove); \
mi->RemoveMovementFlag((maskToRemove)); \
} \
}
#else
#define REMOVE_VIOLATING_FLAGS(check, maskToRemove) \
if (check) \
mi->RemoveMovementFlag((maskToRemove));
#endif
/*! This must be a packet spoofing attempt. MOVEMENTFLAG_ROOT sent from the client is not valid
in conjunction with any of the moving movement flags such as MOVEMENTFLAG_FORWARD.
It will freeze clients that receive this player's movement info.
*/
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_ROOT),
MOVEMENTFLAG_ROOT);
//! Cannot hover without SPELL_AURA_HOVER
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_HOVER) && !GetPlayer()->HasAuraType(SPELL_AURA_HOVER),
MOVEMENTFLAG_HOVER);
//! Cannot ascend and descend at the same time
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_ASCENDING) && mi->HasMovementFlag(MOVEMENTFLAG_DESCENDING),
MOVEMENTFLAG_ASCENDING | MOVEMENTFLAG_DESCENDING);
//! Cannot move left and right at the same time
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_LEFT) && mi->HasMovementFlag(MOVEMENTFLAG_RIGHT),
MOVEMENTFLAG_LEFT | MOVEMENTFLAG_RIGHT);
//! Cannot strafe left and right at the same time
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_STRAFE_LEFT) && mi->HasMovementFlag(MOVEMENTFLAG_STRAFE_RIGHT),
MOVEMENTFLAG_STRAFE_LEFT | MOVEMENTFLAG_STRAFE_RIGHT);
//! Cannot pitch up and down at the same time
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_PITCH_UP) && mi->HasMovementFlag(MOVEMENTFLAG_PITCH_DOWN),
MOVEMENTFLAG_PITCH_UP | MOVEMENTFLAG_PITCH_DOWN);
//! Cannot move forwards and backwards at the same time
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_FORWARD) && mi->HasMovementFlag(MOVEMENTFLAG_BACKWARD),
MOVEMENTFLAG_FORWARD | MOVEMENTFLAG_BACKWARD);
//! Cannot walk on water without SPELL_AURA_WATER_WALK
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_WATERWALKING) && !GetPlayer()->HasAuraType(SPELL_AURA_WATER_WALK),
MOVEMENTFLAG_WATERWALKING);
//! Cannot feather fall without SPELL_AURA_FEATHER_FALL
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_FALLING_SLOW) && !GetPlayer()->HasAuraType(SPELL_AURA_FEATHER_FALL),
MOVEMENTFLAG_FALLING_SLOW);
/*! Cannot fly if no fly auras present. Exception is being a GM.
Note that we check for account level instead of Player::IsGameMaster() because in some
situations it may be feasable to use .gm fly on as a GM without having .gm on,
e.g. aerial combat.
*/
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_FLYING | MOVEMENTFLAG_CAN_FLY) && GetSecurity() == SEC_PLAYER &&
!GetPlayer()->m_mover->HasAuraType(SPELL_AURA_FLY) &&
!GetPlayer()->m_mover->HasAuraType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED),
MOVEMENTFLAG_FLYING | MOVEMENTFLAG_CAN_FLY);
//! Cannot fly and fall at the same time
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_CAN_FLY | MOVEMENTFLAG_DISABLE_GRAVITY) && mi->HasMovementFlag(MOVEMENTFLAG_FALLING),
MOVEMENTFLAG_FALLING);
REMOVE_VIOLATING_FLAGS(mi->HasMovementFlag(MOVEMENTFLAG_SPLINE_ENABLED) &&
(!GetPlayer()->movespline->Initialized() || GetPlayer()->movespline->Finalized()), MOVEMENTFLAG_SPLINE_ENABLED);
#undef REMOVE_VIOLATING_FLAGS
}
void WorldSession::WriteMovementInfo(WorldPacket* data, MovementInfo* mi)
{
data->appendPackGUID(mi->guid);
*data << mi->flags;
*data << mi->flags2;
*data << mi->time;
*data << mi->pos.PositionXYZOStream();
if (mi->HasMovementFlag(MOVEMENTFLAG_ONTRANSPORT))
{
data->appendPackGUID(mi->transport.guid);
*data << mi->transport.pos.PositionXYZOStream();
*data << mi->transport.time;
*data << mi->transport.seat;
if (mi->HasExtraMovementFlag(MOVEMENTFLAG2_INTERPOLATED_MOVEMENT))
*data << mi->transport.time2;
}
if (mi->HasMovementFlag(MovementFlags(MOVEMENTFLAG_SWIMMING | MOVEMENTFLAG_FLYING)) || mi->HasExtraMovementFlag(MOVEMENTFLAG2_ALWAYS_ALLOW_PITCHING))
*data << mi->pitch;
*data << mi->fallTime;
if (mi->HasMovementFlag(MOVEMENTFLAG_FALLING))
{
*data << mi->jump.zspeed;
*data << mi->jump.sinAngle;
*data << mi->jump.cosAngle;
*data << mi->jump.xyspeed;
}
if (mi->HasMovementFlag(MOVEMENTFLAG_SPLINE_ELEVATION))
*data << mi->splineElevation;
}
void WorldSession::ReadAddonsInfo(WorldPacket &data)
{
if (data.rpos() + 4 > data.size())
return;
uint32 size;
data >> size;
if (!size)
return;
if (size > 0xFFFFF)
{
TC_LOG_ERROR("misc", "WorldSession::ReadAddonsInfo addon info too big, size %u", size);
return;
}
uLongf uSize = size;
uint32 pos = data.rpos();
ByteBuffer addonInfo;
addonInfo.resize(size);
if (uncompress(addonInfo.contents(), &uSize, data.contents() + pos, data.size() - pos) == Z_OK)
{
uint32 addonsCount;
addonInfo >> addonsCount; // addons count
for (uint32 i = 0; i < addonsCount; ++i)
{
std::string addonName;
uint8 enabled;
uint32 crc, unk1;
// check next addon data format correctness
if (addonInfo.rpos() + 1 > addonInfo.size())
return;
addonInfo >> addonName;
addonInfo >> enabled >> crc >> unk1;
TC_LOG_INFO("misc", "ADDON: Name: %s, Enabled: 0x%x, CRC: 0x%x, Unknown2: 0x%x", addonName.c_str(), enabled, crc, unk1);
AddonInfo addon(addonName, enabled, crc, 2, true);
SavedAddon const* savedAddon = AddonMgr::GetAddonInfo(addonName);
if (savedAddon)
{
if (addon.CRC != savedAddon->CRC)
TC_LOG_INFO("misc", "ADDON: %s was known, but didn't match known CRC (0x%x)!", addon.Name.c_str(), savedAddon->CRC);
else
TC_LOG_INFO("misc", "ADDON: %s was known, CRC is correct (0x%x)", addon.Name.c_str(), savedAddon->CRC);
}
else
{
AddonMgr::SaveAddon(addon);
TC_LOG_INFO("misc", "ADDON: %s (0x%x) was not known, saving...", addon.Name.c_str(), addon.CRC);
}
/// @todo Find out when to not use CRC/pubkey, and other possible states.
m_addonsList.push_back(addon);
}
uint32 currentTime;
addonInfo >> currentTime;
TC_LOG_DEBUG("network", "ADDON: CurrentTime: %u", currentTime);
}
else
TC_LOG_ERROR("misc", "Addon packet uncompress error!");
}
void WorldSession::SendAddonsInfo()
{
uint8 addonPublicKey[256] =
{
0xC3, 0x5B, 0x50, 0x84, 0xB9, 0x3E, 0x32, 0x42, 0x8C, 0xD0, 0xC7, 0x48, 0xFA, 0x0E, 0x5D, 0x54,
0x5A, 0xA3, 0x0E, 0x14, 0xBA, 0x9E, 0x0D, 0xB9, 0x5D, 0x8B, 0xEE, 0xB6, 0x84, 0x93, 0x45, 0x75,
0xFF, 0x31, 0xFE, 0x2F, 0x64, 0x3F, 0x3D, 0x6D, 0x07, 0xD9, 0x44, 0x9B, 0x40, 0x85, 0x59, 0x34,
0x4E, 0x10, 0xE1, 0xE7, 0x43, 0x69, 0xEF, 0x7C, 0x16, 0xFC, 0xB4, 0xED, 0x1B, 0x95, 0x28, 0xA8,
0x23, 0x76, 0x51, 0x31, 0x57, 0x30, 0x2B, 0x79, 0x08, 0x50, 0x10, 0x1C, 0x4A, 0x1A, 0x2C, 0xC8,
0x8B, 0x8F, 0x05, 0x2D, 0x22, 0x3D, 0xDB, 0x5A, 0x24, 0x7A, 0x0F, 0x13, 0x50, 0x37, 0x8F, 0x5A,
0xCC, 0x9E, 0x04, 0x44, 0x0E, 0x87, 0x01, 0xD4, 0xA3, 0x15, 0x94, 0x16, 0x34, 0xC6, 0xC2, 0xC3,
0xFB, 0x49, 0xFE, 0xE1, 0xF9, 0xDA, 0x8C, 0x50, 0x3C, 0xBE, 0x2C, 0xBB, 0x57, 0xED, 0x46, 0xB9,
0xAD, 0x8B, 0xC6, 0xDF, 0x0E, 0xD6, 0x0F, 0xBE, 0x80, 0xB3, 0x8B, 0x1E, 0x77, 0xCF, 0xAD, 0x22,
0xCF, 0xB7, 0x4B, 0xCF, 0xFB, 0xF0, 0x6B, 0x11, 0x45, 0x2D, 0x7A, 0x81, 0x18, 0xF2, 0x92, 0x7E,
0x98, 0x56, 0x5D, 0x5E, 0x69, 0x72, 0x0A, 0x0D, 0x03, 0x0A, 0x85, 0xA2, 0x85, 0x9C, 0xCB, 0xFB,
0x56, 0x6E, 0x8F, 0x44, 0xBB, 0x8F, 0x02, 0x22, 0x68, 0x63, 0x97, 0xBC, 0x85, 0xBA, 0xA8, 0xF7,
0xB5, 0x40, 0x68, 0x3C, 0x77, 0x86, 0x6F, 0x4B, 0xD7, 0x88, 0xCA, 0x8A, 0xD7, 0xCE, 0x36, 0xF0,
0x45, 0x6E, 0xD5, 0x64, 0x79, 0x0F, 0x17, 0xFC, 0x64, 0xDD, 0x10, 0x6F, 0xF3, 0xF5, 0xE0, 0xA6,
0xC3, 0xFB, 0x1B, 0x8C, 0x29, 0xEF, 0x8E, 0xE5, 0x34, 0xCB, 0xD1, 0x2A, 0xCE, 0x79, 0xC3, 0x9A,
0x0D, 0x36, 0xEA, 0x01, 0xE0, 0xAA, 0x91, 0x20, 0x54, 0xF0, 0x72, 0xD8, 0x1E, 0xC7, 0x89, 0xD2
};
WorldPacket data(SMSG_ADDON_INFO, 4);
for (AddonsList::iterator itr = m_addonsList.begin(); itr != m_addonsList.end(); ++itr)
{
data << uint8(itr->State);
uint8 crcpub = itr->UsePublicKeyOrCRC;
data << uint8(crcpub);
if (crcpub)
{
uint8 usepk = (itr->CRC != STANDARD_ADDON_CRC); // If addon is Standard addon CRC
data << uint8(usepk);
if (usepk) // if CRC is wrong, add public key (client need it)
{
TC_LOG_INFO("misc", "ADDON: CRC (0x%x) for addon %s is wrong (does not match expected 0x%x), sending pubkey",
itr->CRC, itr->Name.c_str(), STANDARD_ADDON_CRC);
data.append(addonPublicKey, sizeof(addonPublicKey));
}
data << uint32(0); /// @todo Find out the meaning of this.
}
data << uint8(0); // uses URL
//if (usesURL)
// data << uint8(0); // URL
}
m_addonsList.clear();
AddonMgr::BannedAddonList const* bannedAddons = AddonMgr::GetBannedAddons();
data << uint32(bannedAddons->size());
for (AddonMgr::BannedAddonList::const_iterator itr = bannedAddons->begin(); itr != bannedAddons->end(); ++itr)
{
data << uint32(itr->Id);
data.append(itr->NameMD5, sizeof(itr->NameMD5));
data.append(itr->VersionMD5, sizeof(itr->VersionMD5));
data << uint32(itr->Timestamp);
data << uint32(1); // IsBanned
}
SendPacket(&data);
}
void WorldSession::SetPlayer(Player* player)
{
_player = player;
// set m_GUID that can be used while player loggined and later until m_playerRecentlyLogout not reset
if (_player)
m_GUIDLow = _player->GetGUIDLow();
}
void WorldSession::InitializeQueryCallbackParameters()
{
// Callback parameters that have pointers in them should be properly
// initialized to NULL here.
_charCreateCallback.SetParam(NULL);
}
void WorldSession::ProcessQueryCallbacks()
{
PreparedQueryResult result;
//! HandleCharEnumOpcode
if (_charEnumCallback.ready())
{
_charEnumCallback.get(result);
HandleCharEnum(result);
_charEnumCallback.cancel();
}
if (_charCreateCallback.IsReady())
{
_charCreateCallback.GetResult(result);
HandleCharCreateCallback(result, _charCreateCallback.GetParam());
// Don't call FreeResult() here, the callback handler will do that depending on the events in the callback chain
}
//! HandlePlayerLoginOpcode
if (_charLoginCallback.ready())
{
SQLQueryHolder* param;
_charLoginCallback.get(param);
HandlePlayerLogin((LoginQueryHolder*)param);
_charLoginCallback.cancel();
}
//! HandleAddFriendOpcode
if (_addFriendCallback.IsReady())
{
std::string param = _addFriendCallback.GetParam();
_addFriendCallback.GetResult(result);
HandleAddFriendOpcodeCallBack(result, param);
_addFriendCallback.FreeResult();
}
//- HandleCharRenameOpcode
if (_charRenameCallback.IsReady())
{
std::string param = _charRenameCallback.GetParam();
_charRenameCallback.GetResult(result);
HandleChangePlayerNameOpcodeCallBack(result, param);
_charRenameCallback.FreeResult();
}
//- HandleCharAddIgnoreOpcode
if (_addIgnoreCallback.ready())
{
_addIgnoreCallback.get(result);
HandleAddIgnoreOpcodeCallBack(result);
_addIgnoreCallback.cancel();
}
//- SendStabledPet
if (_sendStabledPetCallback.IsReady())
{
uint64 param = _sendStabledPetCallback.GetParam();
_sendStabledPetCallback.GetResult(result);
SendStablePetCallback(result, param);
_sendStabledPetCallback.FreeResult();
}
//- HandleStablePet
if (_stablePetCallback.ready())
{
_stablePetCallback.get(result);
HandleStablePetCallback(result);
_stablePetCallback.cancel();
}
//- HandleUnstablePet
if (_unstablePetCallback.IsReady())
{
uint32 param = _unstablePetCallback.GetParam();
_unstablePetCallback.GetResult(result);
HandleUnstablePetCallback(result, param);
_unstablePetCallback.FreeResult();
}
//- HandleStableSwapPet
if (_stableSwapCallback.IsReady())
{
uint32 param = _stableSwapCallback.GetParam();
_stableSwapCallback.GetResult(result);
HandleStableSwapPetCallback(result, param);
_stableSwapCallback.FreeResult();
}
}
void WorldSession::InitWarden(BigNumber* k, std::string const& os)
{
if (os == "Win")
{
_warden = new WardenWin();
_warden->Init(this, k);
}
else if (os == "OSX")
{
// Disabled as it is causing the client to crash
// _warden = new WardenMac();
// _warden->Init(this, k);
}
}
void WorldSession::LoadPermissions()
{
uint32 id = GetAccountId();
std::string name;
AccountMgr::GetName(id, name);
uint8 secLevel = GetSecurity();
_RBACData = new rbac::RBACData(id, name, realmID, secLevel);
_RBACData->LoadFromDB();
TC_LOG_DEBUG("rbac", "WorldSession::LoadPermissions [AccountId: %u, Name: %s, realmId: %d, secLevel: %u]",
id, name.c_str(), realmID, secLevel);
}
rbac::RBACData* WorldSession::GetRBACData()
{
return _RBACData;
}
bool WorldSession::HasPermission(uint32 permission)
{
if (!_RBACData)
LoadPermissions();
bool hasPermission = _RBACData->HasPermission(permission);
TC_LOG_DEBUG("rbac", "WorldSession::HasPermission [AccountId: %u, Name: %s, realmId: %d]",
_RBACData->GetId(), _RBACData->GetName().c_str(), realmID);
return hasPermission;
}
void WorldSession::InvalidateRBACData()
{
TC_LOG_DEBUG("rbac", "WorldSession::Invalidaterbac::RBACData [AccountId: %u, Name: %s, realmId: %d]",
_RBACData->GetId(), _RBACData->GetName().c_str(), realmID);
delete _RBACData;
_RBACData = NULL;
}
bool WorldSession::DosProtection::EvaluateOpcode(WorldPacket& p, time_t time) const
{
uint32 maxPacketCounterAllowed = GetMaxPacketCounterAllowed(p.GetOpcode());
// Return true if there no limit for the opcode
if (!maxPacketCounterAllowed)
return true;
PacketCounter& packetCounter = _PacketThrottlingMap[p.GetOpcode()];
if (packetCounter.lastReceiveTime != time)
{
packetCounter.lastReceiveTime = time;
packetCounter.amountCounter = 0;
}
// Check if player is flooding some packets
if (++packetCounter.amountCounter <= maxPacketCounterAllowed)
return true;
TC_LOG_WARN("network", "AntiDOS: Account %u, IP: %s, Ping: %u, Character: %s, flooding packet (opc: %s (0x%X), count: %u)",
Session->GetAccountId(), Session->GetRemoteAddress().c_str(), Session->GetLatency(), Session->GetPlayerName().c_str(),
opcodeTable[p.GetOpcode()].name, p.GetOpcode(), packetCounter.amountCounter);
switch (_policy)
{
case POLICY_LOG:
return true;
case POLICY_KICK:
TC_LOG_INFO("network", "AntiDOS: Player kicked!");
return false;
case POLICY_BAN:
{
BanMode bm = (BanMode)sWorld->getIntConfig(CONFIG_PACKET_SPOOF_BANMODE);
uint32 duration = sWorld->getIntConfig(CONFIG_PACKET_SPOOF_BANDURATION); // in seconds
std::string nameOrIp = "";
switch (bm)
{
case BAN_CHARACTER: // not supported, ban account
case BAN_ACCOUNT: (void)sAccountMgr->GetName(Session->GetAccountId(), nameOrIp); break;
case BAN_IP: nameOrIp = Session->GetRemoteAddress(); break;
}
sWorld->BanAccount(bm, nameOrIp, duration, "DOS (Packet Flooding/Spoofing", "Server: AutoDOS");
TC_LOG_INFO("network", "AntiDOS: Player automatically banned for %u seconds.", duration);
return false;
}
default: // invalid policy
return true;
}
}
uint32 WorldSession::DosProtection::GetMaxPacketCounterAllowed(uint16 opcode) const
{
uint32 maxPacketCounterAllowed;
switch (opcode)
{
// CPU usage sending 2000 packets/second on a 3.70 GHz 4 cores on Win x64
// [% CPU mysqld] [%CPU worldserver RelWithDebInfo]
case CMSG_PLAYER_LOGIN: // 0 0.5
case CMSG_NAME_QUERY: // 0 1
case CMSG_PET_NAME_QUERY: // 0 1
case CMSG_NPC_TEXT_QUERY: // 0 1
case CMSG_ATTACKSTOP: // 0 1
case CMSG_QUERY_QUESTS_COMPLETED: // 0 1
case CMSG_QUERY_TIME: // 0 1
case CMSG_CORPSE_MAP_POSITION_QUERY: // 0 1
case CMSG_MOVE_TIME_SKIPPED: // 0 1
case MSG_QUERY_NEXT_MAIL_TIME: // 0 1
case CMSG_SETSHEATHED: // 0 1
case MSG_RAID_TARGET_UPDATE: // 0 1
case CMSG_PLAYER_LOGOUT: // 0 1
case CMSG_LOGOUT_REQUEST: // 0 1
case CMSG_PET_RENAME: // 0 1
case CMSG_QUESTGIVER_CANCEL: // 0 1
case CMSG_QUESTGIVER_REQUEST_REWARD: // 0 1
case CMSG_COMPLETE_CINEMATIC: // 0 1
case CMSG_BANKER_ACTIVATE: // 0 1
case CMSG_BUY_BANK_SLOT: // 0 1
case CMSG_OPT_OUT_OF_LOOT: // 0 1
case CMSG_DUEL_ACCEPTED: // 0 1
case CMSG_DUEL_CANCELLED: // 0 1
case CMSG_CALENDAR_COMPLAIN: // 0 1
case CMSG_QUEST_QUERY: // 0 1.5
case CMSG_ITEM_QUERY_SINGLE: // 0 1.5
case CMSG_ITEM_NAME_QUERY: // 0 1.5
case CMSG_GAMEOBJECT_QUERY: // 0 1.5
case CMSG_CREATURE_QUERY: // 0 1.5
case CMSG_QUESTGIVER_STATUS_QUERY: // 0 1.5
case CMSG_GUILD_QUERY: // 0 1.5
case CMSG_ARENA_TEAM_QUERY: // 0 1.5
case CMSG_TAXINODE_STATUS_QUERY: // 0 1.5
case CMSG_TAXIQUERYAVAILABLENODES: // 0 1.5
case CMSG_QUESTGIVER_QUERY_QUEST: // 0 1.5
case CMSG_PAGE_TEXT_QUERY: // 0 1.5
case MSG_QUERY_GUILD_BANK_TEXT: // 0 1.5
case MSG_CORPSE_QUERY: // 0 1.5
case MSG_MOVE_SET_FACING: // 0 1.5
case CMSG_REQUEST_PARTY_MEMBER_STATS: // 0 1.5
case CMSG_QUESTGIVER_COMPLETE_QUEST: // 0 1.5
case CMSG_SET_ACTION_BUTTON: // 0 1.5
case CMSG_RESET_INSTANCES: // 0 1.5
case CMSG_HEARTH_AND_RESURRECT: // 0 1.5
case CMSG_TOGGLE_PVP: // 0 1.5
case CMSG_PET_ABANDON: // 0 1.5
case CMSG_ACTIVATETAXIEXPRESS: // 0 1.5
case CMSG_ACTIVATETAXI: // 0 1.5
case CMSG_SELF_RES: // 0 1.5
case CMSG_UNLEARN_SKILL: // 0 1.5
case CMSG_EQUIPMENT_SET_SAVE: // 0 1.5
case CMSG_DELETEEQUIPMENT_SET: // 0 1.5
case CMSG_DISMISS_CRITTER: // 0 1.5
case CMSG_REPOP_REQUEST: // 0 1.5
case CMSG_GROUP_INVITE: // 0 1.5
case CMSG_GROUP_DECLINE: // 0 1.5
case CMSG_GROUP_ACCEPT: // 0 1.5
case CMSG_GROUP_UNINVITE_GUID: // 0 1.5
case CMSG_GROUP_UNINVITE: // 0 1.5
case CMSG_GROUP_DISBAND: // 0 1.5
case CMSG_BATTLEMASTER_JOIN_ARENA: // 0 1.5
case CMSG_LEAVE_BATTLEFIELD: // 0 1.5
case MSG_GUILD_BANK_LOG_QUERY: // 0 2
case CMSG_LOGOUT_CANCEL: // 0 2
case CMSG_REALM_SPLIT: // 0 2
case CMSG_ALTER_APPEARANCE: // 0 2
case CMSG_QUEST_CONFIRM_ACCEPT: // 0 2
case MSG_GUILD_EVENT_LOG_QUERY: // 0 2.5
case CMSG_READY_FOR_ACCOUNT_DATA_TIMES: // 0 2.5
case CMSG_QUESTGIVER_STATUS_MULTIPLE_QUERY: // 0 2.5
case CMSG_BEGIN_TRADE: // 0 2.5
case CMSG_INITIATE_TRADE: // 0 3
case CMSG_MESSAGECHAT: // 0 3.5
case CMSG_INSPECT: // 0 3.5
case CMSG_AREA_SPIRIT_HEALER_QUERY: // not profiled
{
// "0" is a magic number meaning there's no limit for the opcode.
// All the opcodes above must cause little CPU usage and no sync/async database queries at all
maxPacketCounterAllowed = 0;
break;
}
case CMSG_QUESTGIVER_ACCEPT_QUEST: // 0 4
case CMSG_QUESTLOG_REMOVE_QUEST: // 0 4
case CMSG_QUESTGIVER_CHOOSE_REWARD: // 0 4
case CMSG_CONTACT_LIST: // 0 5
case CMSG_LEARN_PREVIEW_TALENTS: // 0 6
case CMSG_AUTOBANK_ITEM: // 0 6
case CMSG_AUTOSTORE_BANK_ITEM: // 0 6
case CMSG_WHO: // 0 7
case CMSG_PLAYER_VEHICLE_ENTER: // 0 8
case CMSG_LEARN_PREVIEW_TALENTS_PET: // not profiled
case MSG_MOVE_HEARTBEAT:
{
maxPacketCounterAllowed = 200;
break;
}
case CMSG_GUILD_SET_PUBLIC_NOTE: // 1 2 1 async db query
case CMSG_GUILD_SET_OFFICER_NOTE: // 1 2 1 async db query
case CMSG_SET_CONTACT_NOTES: // 1 2.5 1 async db query
case CMSG_CALENDAR_GET_CALENDAR: // 0 1.5 medium upload bandwidth usage
case CMSG_GUILD_BANK_QUERY_TAB: // 0 3.5 medium upload bandwidth usage
case CMSG_QUERY_INSPECT_ACHIEVEMENTS: // 0 13 high upload bandwidth usage
{
maxPacketCounterAllowed = 50;
break;
}
case CMSG_QUEST_POI_QUERY: // 0 25 very high upload bandwidth usage
{
maxPacketCounterAllowed = MAX_QUEST_LOG_SIZE;
break;
}
case CMSG_GM_REPORT_LAG: // 1 3 1 async db query
case CMSG_SPELLCLICK: // not profiled
case CMSG_GAMEOBJ_USE: // not profiled
case CMSG_GAMEOBJ_REPORT_USE: // not profiled
case CMSG_REMOVE_GLYPH: // not profiled
{
maxPacketCounterAllowed = 20;
break;
}
case CMSG_PETITION_SIGN: // 9 4 2 sync 1 async db queries
case CMSG_TURN_IN_PETITION: // 8 5.5 2 sync db query
case CMSG_GROUP_CHANGE_SUB_GROUP: // 6 5 1 sync 1 async db queries
case CMSG_PETITION_QUERY: // 4 3.5 1 sync db query
case CMSG_CHAR_RACE_CHANGE: // 5 4 1 sync db query
case CMSG_CHAR_CUSTOMIZE: // 5 5 1 sync db query
case CMSG_CHAR_FACTION_CHANGE: // 5 5 1 sync db query
case CMSG_CHAR_DELETE: // 4 4 1 sync db query
case CMSG_DEL_FRIEND: // 7 5 1 async db query
case CMSG_ADD_FRIEND: // 6 4 1 async db query
case CMSG_CHAR_RENAME: // 5 3 1 async db query
case CMSG_GMSURVEY_SUBMIT: // 2 3 1 async db query
case CMSG_BUG: // 1 1 1 async db query
case CMSG_GROUP_SET_LEADER: // 1 2 1 async db query
case CMSG_GROUP_RAID_CONVERT: // 1 5 1 async db query
case CMSG_GROUP_ASSISTANT_LEADER: // 1 2 1 async db query
case CMSG_CALENDAR_ADD_EVENT: // 21 10 2 async db query
case CMSG_PETITION_BUY: // not profiled 1 sync 1 async db queries
case CMSG_CHANGE_SEATS_ON_CONTROLLED_VEHICLE: // not profiled
case CMSG_REQUEST_VEHICLE_PREV_SEAT: // not profiled
case CMSG_REQUEST_VEHICLE_NEXT_SEAT: // not profiled
case CMSG_REQUEST_VEHICLE_SWITCH_SEAT: // not profiled
case CMSG_DISMISS_CONTROLLED_VEHICLE: // not profiled
case CMSG_REQUEST_VEHICLE_EXIT: // not profiled
case CMSG_CONTROLLER_EJECT_PASSENGER: // not profiled
case CMSG_ITEM_REFUND: // not profiled
case CMSG_SOCKET_GEMS: // not profiled
case CMSG_WRAP_ITEM: // not profiled
case CMSG_REPORT_PVP_AFK: // not profiled
{
maxPacketCounterAllowed = 10;
break;
}
case CMSG_CHAR_CREATE: // 7 5 3 async db queries
case CMSG_CHAR_ENUM: // 22 3 2 async db queries
case CMSG_GMTICKET_CREATE: // 1 25 1 async db query
case CMSG_GMTICKET_UPDATETEXT: // 0 15 1 async db query
case CMSG_GMTICKET_DELETETICKET: // 1 25 1 async db query
case CMSG_GMRESPONSE_RESOLVE: // 1 25 1 async db query
case CMSG_CALENDAR_UPDATE_EVENT: // not profiled
case CMSG_CALENDAR_REMOVE_EVENT: // not profiled
case CMSG_CALENDAR_COPY_EVENT: // not profiled
case CMSG_CALENDAR_EVENT_INVITE: // not profiled
case CMSG_CALENDAR_EVENT_SIGNUP: // not profiled
case CMSG_CALENDAR_EVENT_RSVP: // not profiled
case CMSG_CALENDAR_EVENT_REMOVE_INVITE: // not profiled
case CMSG_CALENDAR_EVENT_MODERATOR_STATUS: // not profiled
case CMSG_ARENA_TEAM_INVITE: // not profiled
case CMSG_ARENA_TEAM_ACCEPT: // not profiled
case CMSG_ARENA_TEAM_DECLINE: // not profiled
case CMSG_ARENA_TEAM_LEAVE: // not profiled
case CMSG_ARENA_TEAM_DISBAND: // not profiled
case CMSG_ARENA_TEAM_REMOVE: // not profiled
case CMSG_ARENA_TEAM_LEADER: // not profiled
case CMSG_LOOT_METHOD: // not profiled
case CMSG_GUILD_INVITE: // not profiled
case CMSG_GUILD_ACCEPT: // not profiled
case CMSG_GUILD_DECLINE: // not profiled
case CMSG_GUILD_LEAVE: // not profiled
case CMSG_GUILD_DISBAND: // not profiled
case CMSG_GUILD_LEADER: // not profiled
case CMSG_GUILD_MOTD: // not profiled
case CMSG_GUILD_RANK: // not profiled
case CMSG_GUILD_ADD_RANK: // not profiled
case CMSG_GUILD_DEL_RANK: // not profiled
case CMSG_GUILD_INFO_TEXT: // not profiled
case CMSG_GUILD_BANK_DEPOSIT_MONEY: // not profiled
case CMSG_GUILD_BANK_WITHDRAW_MONEY: // not profiled
case CMSG_GUILD_BANK_BUY_TAB: // not profiled
case CMSG_GUILD_BANK_UPDATE_TAB: // not profiled
case CMSG_SET_GUILD_BANK_TEXT: // not profiled
case MSG_SAVE_GUILD_EMBLEM: // not profiled
case MSG_PETITION_RENAME: // not profiled
case MSG_PETITION_DECLINE: // not profiled
case MSG_TALENT_WIPE_CONFIRM: // not profiled
case MSG_SET_DUNGEON_DIFFICULTY: // not profiled
case MSG_SET_RAID_DIFFICULTY: // not profiled
case MSG_RANDOM_ROLL: // not profiled
case MSG_PARTY_ASSIGNMENT: // not profiled
case MSG_RAID_READY_CHECK: // not profiled
{
maxPacketCounterAllowed = 3;
break;
}
case CMSG_ITEM_REFUND_INFO: // not profiled
{
maxPacketCounterAllowed = PLAYER_SLOTS_COUNT;
break;
}
default:
{
maxPacketCounterAllowed = 100;
break;
}
}
return maxPacketCounterAllowed;
}