Files
azerothcore-wotlk/src/server/game/Server/WorldSession.cpp

1700 lines
69 KiB
C++

/*
* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as published by the
* Free Software Foundation; either version 3 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 Affero 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 <http://www.gnu.org/licenses/>.
*/
/** \file
\ingroup u2w
*/
#include "WorldSession.h"
#include "AccountMgr.h"
#include "BattlegroundMgr.h"
#include "CharacterPackets.h"
#include "Common.h"
#include "DatabaseEnv.h"
#include "GameTime.h"
#include "Group.h"
#include "Guild.h"
#include "GuildMgr.h"
#include "Hyperlinks.h"
#include "Log.h"
#include "MapMgr.h"
#include "Metric.h"
#include "ObjectAccessor.h"
#include "ObjectMgr.h"
#include "Opcodes.h"
#include "OutdoorPvPMgr.h"
#include "PacketUtilities.h"
#include "Pet.h"
#include "Player.h"
#include "QueryHolder.h"
#include "ScriptMgr.h"
#include "SocialMgr.h"
#include "Transport.h"
#include "Vehicle.h"
#include "WardenWin.h"
#include "World.h"
#include "WorldPacket.h"
#include "WorldSocket.h"
#include <zlib.h>
#include "BanMgr.h"
namespace
{
std::string const DefaultPlayerName = "<none>";
}
bool MapSessionFilter::Process(WorldPacket* packet)
{
ClientOpcodeHandler const* opHandle = opcodeTable[static_cast<OpcodeClient>(packet->GetOpcode())];
//let's check if our has an anxiety disorder can be really processed in Map::Update()
if (opHandle->ProcessingPlace == PROCESS_INPLACE)
return true;
//we do not process thread-unsafe packets
if (opHandle->ProcessingPlace == 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)
{
ClientOpcodeHandler const* opHandle = opcodeTable[static_cast<OpcodeClient>(packet->GetOpcode())];
//check if packet handler is supposed to be safe
if (opHandle->ProcessingPlace == PROCESS_INPLACE)
return true;
//thread-unsafe packets should be processed in World::UpdateSessions()
if (opHandle->ProcessingPlace == 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();
}
/// WorldSession constructor
WorldSession::WorldSession(uint32 id, std::string&& name, std::shared_ptr<WorldSocket> sock, AccountTypes sec, uint8 expansion,
time_t mute_time, LocaleConstant locale, uint32 recruiter, bool isARecruiter, bool skipQueue, uint32 TotalTime) :
m_muteTime(mute_time),
m_timeOutTime(0),
_lastAuctionListItemsMSTime(0),
_lastAuctionListOwnerItemsMSTime(0),
AntiDOS(this),
m_GUIDLow(0),
_player(nullptr),
m_Socket(sock),
_security(sec),
_skipQueue(skipQueue),
_accountId(id),
_accountName(std::move(name)),
m_expansion(expansion),
m_total_time(TotalTime),
_logoutTime(0),
m_inQueue(false),
m_playerLoading(false),
m_playerLogout(false),
m_playerRecentlyLogout(false),
m_playerSave(false),
m_sessionDbcLocale(sWorld->GetDefaultDbcLocale()),
m_sessionDbLocaleIndex(locale),
m_latency(0),
m_TutorialsChanged(false),
recruiterId(recruiter),
isRecruiter(isARecruiter),
m_currentVendorEntry(0),
_calendarEventCreationCooldown(0),
_addonMessageReceiveCount(0),
_timeSyncClockDeltaQueue(6),
_timeSyncClockDelta(0),
_pendingTimeSyncRequests()
{
memset(m_Tutorials, 0, sizeof(m_Tutorials));
_offlineTime = 0;
_kicked = false;
_timeSyncNextCounter = 0;
_timeSyncTimer = 0;
if (sock)
{
m_Address = sock->GetRemoteIpAddress().to_string();
ResetTimeOutTime(false);
LoginDatabase.Execute("UPDATE account SET online = 1 WHERE id = {};", GetAccountId()); // One-time query
}
}
/// WorldSession destructor
WorldSession::~WorldSession()
{
LoginDatabase.Execute("UPDATE account SET totaltime = {} WHERE id = {}", GetTotalTime(), GetAccountId());
///- unload player if not unloaded
if (_player)
LogoutPlayer(true);
/// - If have unclosed socket, close it
if (m_Socket)
{
m_Socket->CloseSocket();
m_Socket = nullptr;
}
///- empty incoming packet queue
WorldPacket* packet = nullptr;
while (_recvQueue.next(packet))
delete packet;
LoginDatabase.Execute("UPDATE account SET online = 0 WHERE id = {};", GetAccountId()); // One-time query
}
bool WorldSession::IsGMAccount() const
{
return GetSecurity() >= SEC_GAMEMASTER;
}
std::string const& WorldSession::GetPlayerName() const
{
return _player ? _player->GetName() : DefaultPlayerName;
}
std::string WorldSession::GetPlayerInfo() const
{
std::ostringstream ss;
ss << "[Player: ";
if (!m_playerLoading && _player)
{
ss << _player->GetName() << ' ' << _player->GetGUID().ToString() << ", ";
}
ss << "Account: " << GetAccountId() << "]";
return ss.str();
}
/// Get player guid if available. Use for logging purposes only
ObjectGuid::LowType WorldSession::GetGuidLow() const
{
return GetPlayer() ? GetPlayer()->GetGUID().GetCounter() : 0;
}
/// Send a packet to the client
void WorldSession::SendPacket(WorldPacket const* packet)
{
if (!m_Socket)
return;
#if defined(ACORE_DEBUG)
// Code for network use statistic
static uint64 sendPacketCount = 0;
static uint64 sendPacketBytes = 0;
static time_t firstTime = GameTime::GetGameTime().count();
static time_t lastTime = firstTime; // next 60 secs start time
static uint64 sendLastPacketCount = 0;
static uint64 sendLastPacketBytes = 0;
time_t cur_time = GameTime::GetGameTime().count();
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);
LOG_DEBUG("network", "Send all time packets count: {} bytes: {} avr.count/sec: {} avr.bytes/sec: {} time: {}", sendPacketCount, sendPacketBytes, float(sendPacketCount) / fullTime, float(sendPacketBytes) / fullTime, uint32(fullTime));
LOG_DEBUG("network", "Send last min packets count: {} bytes: {} avr.count/sec: {} avr.bytes/sec: {}", sendLastPacketCount, sendLastPacketBytes, float(sendLastPacketCount) / minTime, float(sendLastPacketBytes) / minTime);
lastTime = cur_time;
sendLastPacketCount = 1;
sendLastPacketBytes = packet->wpos(); // wpos is real written size
}
#endif // !ACORE_DEBUG
if (!sScriptMgr->CanPacketSend(this, *packet))
{
return;
}
m_Socket->SendPacket(*packet);
}
/// 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, char const* status, const char* reason)
{
LOG_ERROR("network.opcode", "Received unexpected opcode {} Status: {} Reason: {} from {}",
GetOpcodeNameForLogging(static_cast<OpcodeClient>(packet->GetOpcode())), status, reason, GetPlayerInfo());
}
/// Logging helper for unexpected opcodes
void WorldSession::LogUnprocessedTail(WorldPacket* packet)
{
if (!sLog->ShouldLog("network.opcode", LogLevel::LOG_LEVEL_TRACE) || packet->rpos() >= packet->wpos())
return;
LOG_TRACE("network.opcode", "Unprocessed tail data (read stop at {} from {}) Opcode {} from {}",
uint32(packet->rpos()), uint32(packet->wpos()), GetOpcodeNameForLogging(static_cast<OpcodeClient>(packet->GetOpcode())), GetPlayerInfo());
packet->print_storage();
}
/// Update the WorldSession (triggered by World update)
bool WorldSession::Update(uint32 diff, PacketFilter& updater)
{
///- Before we process anything:
/// If necessary, kick the player because the client didn't send anything for too long
/// (or they've been idling in character select)
if (sWorld->getBoolConfig(CONFIG_CLOSE_IDLE_CONNECTIONS) && IsConnectionIdle() && m_Socket)
m_Socket->CloseSocket();
if (updater.ProcessUnsafe())
UpdateTimeOutTime(diff);
HandleTeleportTimeout(updater.ProcessUnsafe());
///- Retrieve packets from the receive queue and call the appropriate handlers
/// not process packets if socket already closed
WorldPacket* packet = nullptr;
//! Delete packet after processing by default
bool deletePacket = true;
std::vector<WorldPacket*> requeuePackets;
uint32 processedPackets = 0;
time_t currentTime = GameTime::GetGameTime().count();
constexpr uint32 MAX_PROCESSED_PACKETS_IN_SAME_WORLDSESSION_UPDATE = 150;
while (m_Socket && _recvQueue.next(packet, updater))
{
OpcodeClient opcode = static_cast<OpcodeClient>(packet->GetOpcode());
ClientOpcodeHandler const* opHandle = opcodeTable[opcode];
METRIC_DETAILED_TIMER("worldsession_update_opcode_time", METRIC_TAG("opcode", opHandle->Name));
LOG_DEBUG("network", "message id {} ({}) under READ", opcode, opHandle->Name);
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)
{
requeuePackets.push_back(packet);
deletePacket = false;
LOG_DEBUG("network", "Delaying processing of message with status STATUS_LOGGEDIN: No players in the world for account id {}", GetAccountId());
}
}
else if (_player->IsInWorld())
{
if (AntiDOS.EvaluateOpcode(*packet, currentTime))
{
if (!sScriptMgr->CanPacketReceive(this, *packet))
{
break;
}
opHandle->Call(this, *packet);
LogUnprocessedTail(packet);
}
else
processedPackets = MAX_PROCESSED_PACKETS_IN_SAME_WORLDSESSION_UPDATE; // break out of packet processing loop
}
// 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) // 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 if (AntiDOS.EvaluateOpcode(*packet, currentTime))
{
// not expected _player or must checked in packet hanlder
if (!sScriptMgr->CanPacketReceive(this, *packet))
break;
opHandle->Call(this, *packet);
LogUnprocessedTail(packet);
}
else
processedPackets = MAX_PROCESSED_PACKETS_IN_SAME_WORLDSESSION_UPDATE; // break out of packet processing loop
break;
case STATUS_TRANSFER:
if (_player && !_player->IsInWorld() && AntiDOS.EvaluateOpcode(*packet, currentTime))
{
if (!sScriptMgr->CanPacketReceive(this, *packet))
{
break;
}
opHandle->Call(this, *packet);
LogUnprocessedTail(packet);
}
else
processedPackets = MAX_PROCESSED_PACKETS_IN_SAME_WORLDSESSION_UPDATE; // break out of packet processing loop
break;
case STATUS_AUTHED:
if (m_inQueue) // prevent cheating
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;
if (AntiDOS.EvaluateOpcode(*packet, currentTime))
{
if (!sScriptMgr->CanPacketReceive(this, *packet))
{
break;
}
opHandle->Call(this, *packet);
LogUnprocessedTail(packet);
}
else
processedPackets = MAX_PROCESSED_PACKETS_IN_SAME_WORLDSESSION_UPDATE; // break out of packet processing loop
break;
case STATUS_NEVER:
LOG_ERROR("network.opcode", "Received not allowed opcode {} from {}",
GetOpcodeNameForLogging(static_cast<OpcodeClient>(packet->GetOpcode())), GetPlayerInfo());
break;
case STATUS_UNHANDLED:
LOG_DEBUG("network.opcode", "Received not handled opcode {} from {}",
GetOpcodeNameForLogging(static_cast<OpcodeClient>(packet->GetOpcode())), GetPlayerInfo());
break;
}
}
catch (WorldPackets::InvalidHyperlinkException const& ihe)
{
LOG_ERROR("network", "{} sent {} with an invalid link:\n{}", GetPlayerInfo(),
GetOpcodeNameForLogging(static_cast<OpcodeClient>(packet->GetOpcode())), ihe.GetInvalidValue());
if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_KICK))
{
KickPlayer("WorldSession::Update Invalid chat link");
}
}
catch (WorldPackets::IllegalHyperlinkException const& ihe)
{
LOG_ERROR("network", "{} sent {} which illegally contained a hyperlink:\n{}", GetPlayerInfo(),
GetOpcodeNameForLogging(static_cast<OpcodeClient>(packet->GetOpcode())), ihe.GetInvalidValue());
if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_KICK))
{
KickPlayer("WorldSession::Update Illegal chat link");
}
}
catch (WorldPackets::PacketArrayMaxCapacityException const& pamce)
{
LOG_ERROR("network", "PacketArrayMaxCapacityException: {} while parsing {} from {}.",
pamce.what(), GetOpcodeNameForLogging(static_cast<OpcodeClient>(packet->GetOpcode())), GetPlayerInfo());
}
catch (ByteBufferException const&)
{
LOG_ERROR("network", "WorldSession::Update ByteBufferException occured while parsing a packet (opcode: {}) from client {}, accountid={}. Skipped packet.", packet->GetOpcode(), GetRemoteAddress(), GetAccountId());
if (sLog->ShouldLog("network", LogLevel::LOG_LEVEL_DEBUG))
{
LOG_DEBUG("network", "Dumping error causing packet:");
packet->hexlike();
}
}
if (deletePacket)
delete packet;
deletePacket = true;
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;
}
_recvQueue.readd(requeuePackets.begin(), requeuePackets.end());
METRIC_VALUE("processed_packets", processedPackets);
METRIC_VALUE("addon_messages", _addonMessageReceiveCount.load());
_addonMessageReceiveCount = 0;
if (!updater.ProcessUnsafe()) // <=> updater is of type MapSessionFilter
{
// Send time sync packet every 10s.
if (_timeSyncTimer > 0)
{
if (diff >= _timeSyncTimer)
{
SendTimeSync();
}
else
{
_timeSyncTimer -= diff;
}
}
}
ProcessQueryCallbacks();
//check if we are safe to proceed with logout
//logout procedure should happen only in World::UpdateSessions() method!!!
if (updater.ProcessUnsafe())
{
if (m_Socket && m_Socket->IsOpen() && _warden)
{
_warden->Update(diff);
}
if (ShouldLogOut(currentTime) && !m_playerLoading)
{
LogoutPlayer(true);
}
if (m_Socket && !m_Socket->IsOpen())
{
if (GetPlayer() && _warden)
_warden->Update(diff);
m_Socket = nullptr;
}
if (!m_Socket)
{
return false; //Will remove this session from the world session map
}
}
return true;
}
bool WorldSession::HandleSocketClosed()
{
if (m_Socket && !m_Socket->IsOpen() && !IsKicked() && GetPlayer() && !PlayerLogout() && GetPlayer()->m_taxi.empty() && GetPlayer()->IsInWorld() && !World::IsStopped())
{
m_Socket = nullptr;
GetPlayer()->TradeCancel(false);
return true;
}
return false;
}
bool WorldSession::IsSocketClosed() const
{
return !m_Socket || !m_Socket->IsOpen();
}
void WorldSession::HandleTeleportTimeout(bool updateInSessions)
{
// pussywizard: handle teleport ack timeout
if (m_Socket && m_Socket->IsOpen() && GetPlayer() && GetPlayer()->IsBeingTeleported())
{
time_t currTime = GameTime::GetGameTime().count();
if (updateInSessions) // session update from World::UpdateSessions
{
if (GetPlayer()->IsBeingTeleportedFar() && GetPlayer()->GetSemaphoreTeleportFar() + sWorld->getIntConfig(CONFIG_TELEPORT_TIMEOUT_FAR) < currTime)
while (GetPlayer() && GetPlayer()->IsBeingTeleportedFar())
HandleMoveWorldportAck();
}
else // session update from Map::Update
{
if (GetPlayer()->IsBeingTeleportedNear() && GetPlayer()->GetSemaphoreTeleportNear() + sWorld->getIntConfig(CONFIG_TELEPORT_TIMEOUT_NEAR) < currTime)
while (GetPlayer() && GetPlayer()->IsInWorld() && GetPlayer()->IsBeingTeleportedNear())
{
Player* plMover = GetPlayer()->m_mover->ToPlayer();
if (!plMover)
break;
WorldPacket pkt(MSG_MOVE_TELEPORT_ACK, 20);
pkt << plMover->GetPackGUID();
pkt << uint32(0); // flags
pkt << uint32(0); // time
HandleMoveTeleportAck(pkt);
}
}
}
}
/// %Log the player out
void WorldSession::LogoutPlayer(bool save)
{
// finish pending transfers before starting the logout
while (_player && _player->IsBeingTeleportedFar())
HandleMoveWorldportAck();
m_playerLogout = true;
m_playerSave = save;
if (_player)
{
//! Call script hook before other logout events
sScriptMgr->OnBeforePlayerLogout(_player);
if (ObjectGuid lguid = _player->GetLootGUID())
DoLootRelease(lguid);
///- If the player just died before logging out, make him appear as a ghost
//FIXME: logout must be delayed in case lost connection with client in time of combat
if (_player->GetDeathTimer())
{
_player->getHostileRefMgr().deleteReferences(true);
_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);
}
// pussywizard: leave whole bg on logout (character stays ingame when necessary)
// pussywizard: GetBattleground() checked inside
_player->LeaveBattleground();
// pussywizard: checked first time
if (!_player->IsBeingTeleportedFar() && !_player->m_InstanceValid && !_player->IsGameMaster())
_player->RepopAtGraveyard();
sOutdoorPvPMgr->HandlePlayerLeaveZone(_player, _player->GetZoneId());
// pussywizard: remove from battleground queues on logout
for (int i = 0; i < PLAYER_MAX_BATTLEGROUND_QUEUES; ++i)
if (BattlegroundQueueTypeId bgQueueTypeId = _player->GetBattlegroundQueueTypeId(i))
{
// track if player logs out after invited to join BG
if (_player->IsInvitedForBattlegroundInstance())
{
if (sWorld->getBoolConfig(CONFIG_BATTLEGROUND_TRACK_DESERTERS))
{
CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_INS_DESERTER_TRACK);
stmt->SetData(0, _player->GetGUID().GetCounter());
stmt->SetData(1, BG_DESERTION_TYPE_INVITE_LOGOUT);
CharacterDatabase.Execute(stmt);
}
sScriptMgr->OnBattlegroundDesertion(_player, BG_DESERTION_TYPE_INVITE_LOGOUT);
}
if (bgQueueTypeId >= BATTLEGROUND_QUEUE_2v2 && bgQueueTypeId < MAX_BATTLEGROUND_QUEUE_TYPES && _player->IsInvitedForBattlegroundQueueType(bgQueueTypeId))
sScriptMgr->OnBattlegroundDesertion(_player, ARENA_DESERTION_TYPE_INVITE_LOGOUT);
_player->RemoveBattlegroundQueueId(bgQueueTypeId);
sBattlegroundMgr->GetBattlegroundQueue(bgQueueTypeId).RemovePlayer(_player->GetGUID(), true);
}
///- 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(nullptr, PET_SAVE_AS_CURRENT);
// pussywizard: on logout remove auras that are removed at map change (before saving to db)
// there are some positive auras from boss encounters that can be kept by logging out and logging in after boss is dead, and may be used on next bosses
_player->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_CHANGE_MAP);
///- If the player is in a group and LeaveGroupOnLogout is enabled or if the player is invited to a group, remove him. If the group is then only 1 person, disband the group.
if (!_player->GetGroup() || sWorld->getBoolConfig(CONFIG_LEAVE_GROUP_ON_LOGOUT))
_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) d) LeaveGroupOnLogout is enabled
if (_player->GetGroup() && !_player->GetGroup()->isRaidGroup() && !_player->GetGroup()->isLFGGroup() && m_Socket && sWorld->getBoolConfig(CONFIG_LEAVE_GROUP_ON_LOGOUT))
_player->RemoveFromGroup();
// pussywizard: checked second time after being removed from a group
if (!_player->IsBeingTeleportedFar() && !_player->m_InstanceValid && !_player->IsGameMaster())
_player->RepopAtGraveyard();
// 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 && _player->IsBeingTeleportedFar())
HandleMoveWorldportAck();
///- 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->SetGuidValue(PLAYER_FIELD_VENDORBUYBACK_SLOT_1 + (eslot * 2), ObjectGuid::Empty);
_player->SetUInt32Value(PLAYER_FIELD_BUYBACK_PRICE_1 + eslot, 0);
_player->SetUInt32Value(PLAYER_FIELD_BUYBACK_TIMESTAMP_1 + eslot, 0);
}
_player->SaveToDB(false, true);
}
///- Leave all channels before player delete...
_player->CleanupChannels();
//! Send update to group and reset stored max enchanting level
if (_player->GetGroup())
{
_player->GetGroup()->SendUpdate();
_player->GetGroup()->ResetMaxEnchantingLevel();
if (_player->GetMap()->IsDungeon() || _player->GetMap()->IsRaidOrHeroicDungeon())
{
Map::PlayerList const &playerList = _player->GetMap()->GetPlayers();
if (playerList.IsEmpty())
_player->TeleportToEntryPoint();
}
}
//! Broadcast a logout message to the player's friends
sSocialMgr->SendFriendStatus(_player, FRIEND_OFFLINE, _player->GetGUID(), true);
sSocialMgr->RemovePlayerSocial(_player->GetGUID());
//! Call script hook before deletion
sScriptMgr->OnPlayerLogout(_player);
METRIC_EVENT("player_events", "Logout", _player->GetName());
LOG_INFO("entities.player", "Account: {} (IP: {}) Logout Character:[{}] ({}) Level: {}",
GetAccountId(), GetRemoteAddress(), _player->GetName(), _player->GetGUID().ToString(), _player->GetLevel());
//! 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();
if (Map* _map = _player->FindMap())
{
_map->RemovePlayerFromMap(_player, true);
_map->AfterPlayerUnlinkFromMap();
}
SetPlayer(nullptr); // pointer already deleted
//! Send the 'logout complete' packet to the client
//! Client will respond by sending 3x CMSG_CANCEL_TRADE, which we currently dont handle
SendPacket(WorldPackets::Character::LogoutComplete().Write());
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
CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_UPD_ACCOUNT_ONLINE);
stmt->SetData(0, GetAccountId());
CharacterDatabase.Execute(stmt);
}
m_playerLogout = false;
m_playerSave = false;
m_playerRecentlyLogout = true;
SetLogoutStartTime(0);
}
/// Kick a player out of the World
void WorldSession::KickPlayer(std::string const& reason, bool setKicked)
{
if (m_Socket)
{
LOG_INFO("network.kick", "Account: {} Character: '{}' {} kicked with reason: {}", GetAccountId(), _player ? _player->GetName() : "<none>",
_player ? _player->GetGUID().ToString() : "", reason);
m_Socket->CloseSocket();
}
if (setKicked)
SetKicked(true); // pussywizard: the session won't be left ingame for 60 seconds and to also kick offline session
}
bool WorldSession::ValidateHyperlinksAndMaybeKick(std::string_view str)
{
if (Acore::Hyperlinks::CheckAllLinks(str))
return true;
LOG_ERROR("network", "Player {} {} sent a message with an invalid link:\n%.*s", GetPlayer()->GetName(),
GetPlayer()->GetGUID().ToString(), STRING_VIEW_FMT_ARG(str));
if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_KICK))
KickPlayer("WorldSession::ValidateHyperlinksAndMaybeKick Invalid chat link");
return false;
}
bool WorldSession::DisallowHyperlinksAndMaybeKick(std::string_view str)
{
if (str.find('|') == std::string_view::npos)
return true;
LOG_ERROR("network", "Player {} {} sent a message which illegally contained a hyperlink:\n%.*s", GetPlayer()->GetName(),
GetPlayer()->GetGUID().ToString(), STRING_VIEW_FMT_ARG(str));
if (sWorld->getIntConfig(CONFIG_CHAT_STRICT_LINK_CHECKING_KICK))
KickPlayer("WorldSession::DisallowHyperlinksAndMaybeKick Illegal chat link");
return false;
}
char const* WorldSession::GetAcoreString(uint32 entry) const
{
return sObjectMgr->GetAcoreString(entry, GetSessionDbLocaleIndex());
}
std::string const* WorldSession::GetModuleString(std::string module, uint32 id) const
{
return sObjectMgr->GetModuleString(module, id, GetSessionDbLocaleIndex());
}
void WorldSession::Handle_NULL(WorldPacket& null)
{
LOG_ERROR("network.opcode", "Received unhandled opcode {} from {}",
GetOpcodeNameForLogging(static_cast<OpcodeClient>(null.GetOpcode())), GetPlayerInfo());
}
void WorldSession::Handle_EarlyProccess(WorldPacket& recvPacket)
{
LOG_ERROR("network.opcode", "Received opcode {} that must be processed in WorldSocket::ReadDataHandler from {}",
GetOpcodeNameForLogging(static_cast<OpcodeClient>(recvPacket.GetOpcode())), GetPlayerInfo());
}
void WorldSession::Handle_ServerSide(WorldPacket& recvPacket)
{
LOG_ERROR("network.opcode", "Received server-side opcode {} from {}",
GetOpcodeNameForLogging(static_cast<OpcodeServer>(recvPacket.GetOpcode())), GetPlayerInfo());
}
void WorldSession::Handle_Deprecated(WorldPacket& recvPacket)
{
LOG_ERROR("network.opcode", "Received deprecated opcode {} from {}",
GetOpcodeNameForLogging(static_cast<OpcodeClient>(recvPacket.GetOpcode())), GetPlayerInfo());
}
void WorldSession::SendAuthWaitQueue(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::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].Get<uint8>();
if (type >= NUM_ACCOUNT_DATA_TYPES)
{
LOG_ERROR("network", "Table `{}` have invalid account data type ({}), ignore.", mask == GLOBAL_CACHE_MASK ? "account_data" : "character_account_data", type);
continue;
}
if ((mask & (1 << type)) == 0)
{
LOG_ERROR("network", "Table `{}` have non appropriate for table account data type ({}), ignore.", mask == GLOBAL_CACHE_MASK ? "account_data" : "character_account_data", type);
continue;
}
m_accountData[type].Time = time_t(fields[1].Get<uint32>());
m_accountData[type].Data = fields[2].Get<std::string>();
} while (result->NextRow());
}
void WorldSession::SetAccountData(AccountDataType type, time_t tm, std::string const& data)
{
uint32 id = 0;
CharacterDatabaseStatements index;
if ((1 << type) & GLOBAL_CACHE_MASK)
{
id = GetAccountId();
index = CHAR_REP_ACCOUNT_DATA;
}
else
{
// _player can be nullptr 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;
}
CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(index);
stmt->SetData(0, id);
stmt->SetData(1, type);
stmt->SetData(2, uint32(tm));
stmt->SetData(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 + 8 * 4); // changed in WotLK
data << uint32(GameTime::GetGameTime().count()); // unix time of something
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(PreparedQueryResult result)
{
memset(m_Tutorials, 0, sizeof(uint32) * MAX_ACCOUNT_TUTORIAL_VALUES);
if (result)
{
for (uint8 i = 0; i < MAX_ACCOUNT_TUTORIAL_VALUES; ++i)
{
m_Tutorials[i] = (*result)[i].Get<uint32>();
}
}
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(CharacterDatabaseTransaction trans)
{
if (!m_TutorialsChanged)
return;
CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_HAS_TUTORIALS);
stmt->SetData(0, GetAccountId());
bool hasTutorials = bool(CharacterDatabase.Query(stmt));
stmt = CharacterDatabase.GetPreparedStatement(hasTutorials ? CHAR_UPD_TUTORIALS : CHAR_INS_TUTORIALS);
for (uint8 i = 0; i < MAX_ACCOUNT_TUTORIAL_VALUES; ++i)
stmt->SetData(i, m_Tutorials[i]);
stmt->SetData(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 >> mi->transport.guid.ReadAsPacked();
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 ACORE_DEBUG
#define REMOVE_VIOLATING_FLAGS(check, maskToRemove) \
{ \
if (check) \
{ \
LOG_DEBUG("entities.unit", "WorldSession::ReadMovementInfo: Violation of MovementFlags found ({}). " \
"MovementFlags: {}, MovementFlags2: {} for player {}. Mask {} will be removed.", \
STRINGIZE(check), mi->GetMovementFlags(), mi->GetExtraMovementFlags(), GetPlayer()->GetGUID().ToString(), 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) &&
!GetPlayer()->HasAuraType(SPELL_AURA_GHOST),
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 << mi->guid.WriteAsPacked();
*data << mi->flags;
*data << mi->flags2;
*data << mi->time;
*data << mi->pos.PositionXYZOStream();
if (mi->HasMovementFlag(MOVEMENTFLAG_ONTRANSPORT))
{
*data << mi->transport.guid.WriteAsPacked();
*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(ByteBuffer& data)
{
if (data.rpos() + 4 > data.size())
return;
uint32 size;
data >> size;
if (!size)
return;
if (size > 0xFFFFF)
{
LOG_ERROR("network", "WorldSession::ReadAddonsInfo addon info too big, size {}", 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;
LOG_DEBUG("network", "ADDON: Name: {}, Enabled: 0x{:x}, CRC: 0x{:x}, Unknown2: 0x{:x}", addonName, enabled, crc, unk1);
AddonInfo addon(addonName, enabled, crc, 2, true);
SavedAddon const* savedAddon = AddonMgr::GetAddonInfo(addonName);
if (savedAddon)
{
bool match = true;
if (addon.CRC != savedAddon->CRC)
match = false;
if (!match)
LOG_DEBUG("network", "ADDON: {} was known, but didn't match known CRC (0x{:x})!", addon.Name, savedAddon->CRC);
else
LOG_DEBUG("network", "ADDON: {} was known, CRC is correct (0x{:x})", addon.Name, savedAddon->CRC);
}
else
{
AddonMgr::SaveAddon(addon);
LOG_DEBUG("network", "ADDON: {} (0x{:x}) was not known, saving...", addon.Name, addon.CRC);
}
/// @todo: Find out when to not use CRC/pubkey, and other possible states.
m_addonsList.push_back(addon);
}
uint32 currentTime;
addonInfo >> currentTime;
LOG_DEBUG("network", "ADDON: CurrentTime: {}", currentTime);
if (addonInfo.rpos() != addonInfo.size())
LOG_DEBUG("network", "packet under-read!");
}
else
LOG_ERROR("network", "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)
{
LOG_DEBUG("network", "ADDON: CRC (0x{:x}) for addon {} is wrong (does not match expected 0x{:x}), sending pubkey", itr->CRC, itr->Name, STANDARD_ADDON_CRC);
data.append(addonPublicKey, sizeof(addonPublicKey));
}
data << uint32(0); /// @todo: Find out the meaning of this.
}
uint8 unk3 = 0; // 0 is sent here
data << uint8(unk3);
if (unk3)
{
// String, length 256 (null terminated)
data << uint8(0);
}
}
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);
data.append(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->GetGUID().GetCounter();
}
void WorldSession::ProcessQueryCallbacks()
{
_queryProcessor.ProcessReadyCallbacks();
_transactionCallbacks.ProcessReadyCallbacks();
_queryHolderProcessor.ProcessReadyCallbacks();
}
TransactionCallback& WorldSession::AddTransactionCallback(TransactionCallback&& callback)
{
return _transactionCallbacks.AddCallback(std::move(callback));
}
SQLQueryHolderCallback& WorldSession::AddQueryHolderCallback(SQLQueryHolderCallback&& callback)
{
return _queryHolderProcessor.AddCallback(std::move(callback));
}
void WorldSession::InitWarden(SessionKey const& k, std::string const& os)
{
if (os == "Win")
{
_warden = std::make_unique<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);
}
}
Warden* WorldSession::GetWarden()
{
return &(*_warden);
}
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;
LOG_WARN("network", "AntiDOS: Account {}, IP: {}, Ping: {}, Character: {}, flooding packet (opc: {} (0x{:X}), count: {})",
Session->GetAccountId(), Session->GetRemoteAddress(), Session->GetLatency(), Session->GetPlayerName(),
opcodeTable[static_cast<OpcodeClient>(p.GetOpcode())]->Name, p.GetOpcode(), packetCounter.amountCounter);
switch (_policy)
{
case POLICY_LOG:
return true;
case POLICY_KICK:
{
LOG_INFO("network", "AntiDOS: Player {} kicked!", Session->GetPlayerName());
Session->KickPlayer();
return false;
}
case POLICY_BAN:
{
uint32 bm = sWorld->getIntConfig(CONFIG_PACKET_SPOOF_BANMODE);
uint32 duration = sWorld->getIntConfig(CONFIG_PACKET_SPOOF_BANDURATION); // in seconds
std::string nameOrIp = "";
switch (bm)
{
case 0: // Ban account
(void)AccountMgr::GetName(Session->GetAccountId(), nameOrIp);
sBan->BanAccount(nameOrIp, std::to_string(duration), "DOS (Packet Flooding/Spoofing", "Server: AutoDOS");
break;
case 1: // Ban ip
nameOrIp = Session->GetRemoteAddress();
sBan->BanIP(nameOrIp, std::to_string(duration), "DOS (Packet Flooding/Spoofing", "Server: AutoDOS");
break;
}
LOG_INFO("network", "AntiDOS: Player automatically banned for {} 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_SET_SHEATHED: // 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
case CMSG_STANDSTATECHANGE: // not profiled
case MSG_RANDOM_ROLL: // not profiled
case CMSG_TIME_SYNC_RESP: // not profiled
case CMSG_TRAINER_BUY_SPELL: // not profiled
case CMSG_FORCE_SWIM_SPEED_CHANGE_ACK: // not profiled
case CMSG_FORCE_SWIM_BACK_SPEED_CHANGE_ACK: // not profiled
case CMSG_FORCE_RUN_SPEED_CHANGE_ACK: // not profiled
case CMSG_FORCE_RUN_BACK_SPEED_CHANGE_ACK: // not profiled
case CMSG_FORCE_FLIGHT_SPEED_CHANGE_ACK: // not profiled
case CMSG_FORCE_FLIGHT_BACK_SPEED_CHANGE_ACK: // not profiled
case CMSG_FORCE_WALK_SPEED_CHANGE_ACK: // not profiled
case CMSG_FORCE_TURN_RATE_CHANGE_ACK: // not profiled
case CMSG_FORCE_PITCH_RATE_CHANGE_ACK: // 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
case CMSG_GAMEOBJ_REPORT_USE: // not profiled
case CMSG_GAMEOBJ_USE: // not profiled
case MSG_PETITION_DECLINE: // not profiled
{
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_REMOVE_GLYPH: // not profiled
case CMSG_DISMISS_CONTROLLED_VEHICLE: // 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_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_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_ADD_EVENT: // 21 10 2 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_TALENT_WIPE_CONFIRM: // not profiled
case MSG_SET_DUNGEON_DIFFICULTY: // not profiled
case MSG_SET_RAID_DIFFICULTY: // 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;
}
WorldSession::DosProtection::DosProtection(WorldSession* s) :
Session(s), _policy((Policy)sWorld->getIntConfig(CONFIG_PACKET_SPOOF_POLICY)) { }
void WorldSession::ResetTimeSync()
{
_timeSyncNextCounter = 0;
_pendingTimeSyncRequests.clear();
}
void WorldSession::SendTimeSync()
{
WorldPacket data(SMSG_TIME_SYNC_REQ, 4);
data << uint32(_timeSyncNextCounter);
SendPacket(&data);
_pendingTimeSyncRequests[_timeSyncNextCounter] = getMSTime();
// Schedule next sync in 10 sec (except for the 2 first packets, which are spaced by only 5s)
_timeSyncTimer = _timeSyncNextCounter == 0 ? 5000 : 10000;
_timeSyncNextCounter++;
}
class AccountInfoQueryHolderPerRealm : public CharacterDatabaseQueryHolder
{
public:
enum
{
GLOBAL_ACCOUNT_DATA = 0,
TUTORIALS,
MAX_QUERIES
};
AccountInfoQueryHolderPerRealm() { SetSize(MAX_QUERIES); }
bool Initialize(uint32 accountId)
{
bool ok = true;
CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_ACCOUNT_DATA);
stmt->SetData(0, accountId);
ok = SetPreparedQuery(GLOBAL_ACCOUNT_DATA, stmt) && ok;
stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_TUTORIALS);
stmt->SetData(0, accountId);
ok = SetPreparedQuery(TUTORIALS, stmt) && ok;
return ok;
}
};
void WorldSession::InitializeSession()
{
uint32 cacheVersion = sWorld->getIntConfig(CONFIG_CLIENTCACHE_VERSION);
sScriptMgr->OnBeforeFinalizePlayerWorldSession(cacheVersion);
std::shared_ptr<AccountInfoQueryHolderPerRealm> realmHolder = std::make_shared<AccountInfoQueryHolderPerRealm>();
if (!realmHolder->Initialize(GetAccountId()))
{
SendAuthResponse(AUTH_SYSTEM_ERROR, false);
return;
}
AddQueryHolderCallback(CharacterDatabase.DelayQueryHolder(realmHolder)).AfterComplete([this, cacheVersion](SQLQueryHolderBase const& holder)
{
InitializeSessionCallback(static_cast<AccountInfoQueryHolderPerRealm const&>(holder), cacheVersion);
});
}
void WorldSession::InitializeSessionCallback(CharacterDatabaseQueryHolder const& realmHolder, uint32 clientCacheVersion)
{
LoadAccountData(realmHolder.GetPreparedResult(AccountInfoQueryHolderPerRealm::GLOBAL_ACCOUNT_DATA), GLOBAL_CACHE_MASK);
LoadTutorialsData(realmHolder.GetPreparedResult(AccountInfoQueryHolderPerRealm::TUTORIALS));
if (!m_inQueue)
{
SendAuthResponse(AUTH_OK, true);
}
else
{
SendAuthWaitQueue(0);
}
SetInQueue(false);
ResetTimeOutTime(false);
SendAddonsInfo();
SendClientCacheVersion(clientCacheVersion);
SendTutorialsData();
}