Cockatrice/servatrice/src/servatrice.cpp
2011-05-27 21:56:16 +02:00

379 lines
12 KiB
C++

/***************************************************************************
* Copyright (C) 2008 by Max-Wilhelm Bruker *
* brukie@laptop *
* *
* 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, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <QtSql>
#include <QSettings>
#include <QDebug>
#include <iostream>
#include "servatrice.h"
#include "server_room.h"
#include "serversocketinterface.h"
#include "serversocketthread.h"
#include "protocol.h"
#include "server_logger.h"
#include "main.h"
void Servatrice_TcpServer::incomingConnection(int socketDescriptor)
{
if (threaded) {
ServerSocketThread *sst = new ServerSocketThread(socketDescriptor, server, this);
sst->start();
} else {
QTcpSocket *socket = new QTcpSocket;
socket->setSocketDescriptor(socketDescriptor);
logger->logMessage(QString("incoming connection: %1").arg(socket->peerAddress().toString()));
new ServerSocketInterface(server, socket);
}
}
Servatrice::Servatrice(QSettings *_settings, QObject *parent)
: Server(parent), dbMutex(QMutex::Recursive), settings(_settings), uptime(0)
{
pingClock = new QTimer(this);
connect(pingClock, SIGNAL(timeout()), this, SIGNAL(pingClockTimeout()));
pingClock->start(1000);
banTimeoutClock = new QTimer(this);
connect(banTimeoutClock, SIGNAL(timeout()), this, SLOT(updateBanTimer()));
banTimeoutClock->start(60000);
ProtocolItem::initializeHash();
serverId = settings->value("server/id", 0).toInt();
int statusUpdateTime = settings->value("server/statusupdate").toInt();
statusUpdateClock = new QTimer(this);
connect(statusUpdateClock, SIGNAL(timeout()), this, SLOT(statusUpdate()));
if (statusUpdateTime != 0) {
qDebug() << "Starting status update clock, interval " << statusUpdateTime << " ms";
statusUpdateClock->start(statusUpdateTime);
}
bool threaded = settings->value("server/threaded", false).toInt();
tcpServer = new Servatrice_TcpServer(this, threaded);
int port = settings->value("server/port", 4747).toInt();
qDebug() << "Starting server on port" << port;
if (tcpServer->listen(QHostAddress::Any, port))
qDebug() << "Server listening.";
else
qDebug() << "tcpServer->listen(): Error.";
QString dbType = settings->value("database/type").toString();
dbPrefix = settings->value("database/prefix").toString();
if (dbType == "mysql")
openDatabase();
int size = settings->beginReadArray("rooms");
for (int i = 0; i < size; ++i) {
settings->setArrayIndex(i);
QStringList gameTypes;
int size2 = settings->beginReadArray("game_types");
for (int j = 0; j < size2; ++j) {
settings->setArrayIndex(j);
gameTypes.append(settings->value("name").toString());
}
settings->endArray();
Server_Room *newRoom = new Server_Room(
i,
settings->value("name").toString(),
settings->value("description").toString(),
settings->value("autojoin").toBool(),
settings->value("joinmessage").toString(),
gameTypes,
this
);
addRoom(newRoom);
}
settings->endArray();
updateLoginMessage();
maxGameInactivityTime = settings->value("game/max_game_inactivity_time").toInt();
maxPlayerInactivityTime = settings->value("game/max_player_inactivity_time").toInt();
maxUsersPerAddress = settings->value("security/max_users_per_address").toInt();
messageCountingInterval = settings->value("security/message_counting_interval").toInt();
maxMessageCountPerInterval = settings->value("security/max_message_count_per_interval").toInt();
maxMessageSizePerInterval = settings->value("security/max_message_size_per_interval").toInt();
maxGamesPerUser = settings->value("security/max_games_per_user").toInt();
}
Servatrice::~Servatrice()
{
prepareDestroy();
}
bool Servatrice::openDatabase()
{
if (!QSqlDatabase::connectionNames().isEmpty())
QSqlDatabase::removeDatabase(QSqlDatabase::database().connectionNames().at(0));
settings->beginGroup("database");
QSqlDatabase sqldb = QSqlDatabase::addDatabase("QMYSQL");
sqldb.setHostName(settings->value("hostname").toString());
sqldb.setDatabaseName(settings->value("database").toString());
sqldb.setUserName(settings->value("user").toString());
sqldb.setPassword(settings->value("password").toString());
settings->endGroup();
std::cerr << "Opening database...";
if (!sqldb.open()) {
std::cerr << "error" << std::endl;
return false;
}
std::cerr << "OK" << std::endl;
if (!nextGameId) {
QSqlQuery query;
if (!query.exec("select max(id) from " + dbPrefix + "_games"))
return false;
if (!query.next())
return false;
nextGameId = query.value(0).toInt() + 1;
qDebug() << "set nextGameId to " << nextGameId;
}
return true;
}
void Servatrice::checkSql()
{
QMutexLocker locker(&dbMutex);
if (!QSqlDatabase::database().exec("select 1").isActive())
openDatabase();
}
bool Servatrice::execSqlQuery(QSqlQuery &query)
{
if (query.exec())
return true;
qCritical() << "Database error:" << query.lastError().text();
return false;
}
AuthenticationResult Servatrice::checkUserPassword(const QString &user, const QString &password)
{
QMutexLocker locker(&dbMutex);
const QString method = settings->value("authentication/method").toString();
if (method == "none")
return UnknownUser;
else if (method == "sql") {
checkSql();
QSqlQuery query;
query.prepare("select banned, password from " + dbPrefix + "_users where name = :name and active = 1");
query.bindValue(":name", user);
if (!execSqlQuery(query))
return PasswordWrong;
if (query.next()) {
if (query.value(0).toInt())
return PasswordWrong;
if (query.value(1).toString() == password)
return PasswordRight;
else
return PasswordWrong;
} else
return UnknownUser;
} else
return UnknownUser;
}
bool Servatrice::userExists(const QString &user)
{
QMutexLocker locker(&dbMutex);
const QString method = settings->value("authentication/method").toString();
if (method == "sql") {
checkSql();
QSqlQuery query;
query.prepare("select 1 from " + dbPrefix + "_users where name = :name");
query.bindValue(":name", user);
if (!execSqlQuery(query))
return false;
return query.next();
} else return false;
}
ServerInfo_User *Servatrice::evalUserQueryResult(const QSqlQuery &query, bool complete)
{
QString name = query.value(0).toString();
bool is_admin = query.value(1).toInt();
QString realName = query.value(2).toString();
QString country = query.value(3).toString();
QByteArray avatarBmp;
if (complete)
avatarBmp = query.value(4).toByteArray();
int userLevel = ServerInfo_User::IsUser | ServerInfo_User::IsRegistered;
if (is_admin)
userLevel |= ServerInfo_User::IsAdmin;
return new ServerInfo_User(
name,
userLevel,
realName,
country,
avatarBmp
);
}
ServerInfo_User *Servatrice::getUserData(const QString &name)
{
QMutexLocker locker(&dbMutex);
const QString method = settings->value("authentication/method").toString();
if (method == "sql") {
checkSql();
QSqlQuery query;
query.prepare("select name, admin, realname, country, avatar_bmp from " + dbPrefix + "_users where name = :name and active = 1");
query.bindValue(":name", name);
if (!execSqlQuery(query))
return new ServerInfo_User(name, ServerInfo_User::IsUser);
if (query.next())
return evalUserQueryResult(query, true);
else
return new ServerInfo_User(name, ServerInfo_User::IsUser);
} else
return new ServerInfo_User(name, ServerInfo_User::IsUser);
}
int Servatrice::getUsersWithAddress(const QHostAddress &address) const
{
QMutexLocker locker(&serverMutex);
int result = 0;
for (int i = 0; i < clients.size(); ++i)
if (static_cast<ServerSocketInterface *>(clients[i])->getPeerAddress() == address)
++result;
return result;
}
QMap<QString, ServerInfo_User *> Servatrice::getBuddyList(const QString &name)
{
QMutexLocker locker(&dbMutex);
QMap<QString, ServerInfo_User *> result;
const QString method = settings->value("authentication/method").toString();
if (method == "sql") {
checkSql();
QSqlQuery query;
query.prepare("select a.name, a.admin, a.realname, a.country from " + dbPrefix + "_users a left join " + dbPrefix + "_buddylist b on a.id = b.id_user2 left join " + dbPrefix + "_users c on b.id_user1 = c.id where c.name = :name");
query.bindValue(":name", name);
if (!execSqlQuery(query))
return result;
while (query.next()) {
ServerInfo_User *temp = evalUserQueryResult(query, false);
result.insert(temp->getName(), temp);
}
}
return result;
}
QMap<QString, ServerInfo_User *> Servatrice::getIgnoreList(const QString &name)
{
QMutexLocker locker(&dbMutex);
QMap<QString, ServerInfo_User *> result;
const QString method = settings->value("authentication/method").toString();
if (method == "sql") {
checkSql();
QSqlQuery query;
query.prepare("select a.name, a.admin, a.realname, a.country from " + dbPrefix + "_users a left join " + dbPrefix + "_ignorelist b on a.id = b.id_user2 left join " + dbPrefix + "_users c on b.id_user1 = c.id where c.name = :name");
query.bindValue(":name", name);
if (!execSqlQuery(query))
return result;
while (query.next()) {
ServerInfo_User *temp = evalUserQueryResult(query, false);
result.insert(temp->getName(), temp);
}
}
return result;
}
bool Servatrice::getUserBanned(Server_ProtocolHandler *client, const QString &userName) const
{
QMutexLocker locker(&serverMutex);
QHostAddress address = static_cast<ServerSocketInterface *>(client)->getPeerAddress();
for (int i = 0; i < addressBanList.size(); ++i)
if (address == addressBanList[i].first)
return true;
for (int i = 0; i < nameBanList.size(); ++i)
if (userName == nameBanList[i].first)
return true;
return false;
}
void Servatrice::updateBanTimer()
{
QMutexLocker locker(&serverMutex);
for (int i = 0; i < addressBanList.size(); )
if (--(addressBanList[i].second) <= 0)
addressBanList.removeAt(i);
else
++i;
for (int i = 0; i < nameBanList.size(); )
if (--(nameBanList[i].second) <= 0)
nameBanList.removeAt(i);
else
++i;
}
void Servatrice::updateLoginMessage()
{
QMutexLocker locker(&dbMutex);
checkSql();
QSqlQuery query;
query.prepare("select message from " + dbPrefix + "_servermessages where id_server = :id_server order by timest desc limit 1");
query.bindValue(":id_server", serverId);
if (execSqlQuery(query))
if (query.next()) {
loginMessage = query.value(0).toString();
Event_ServerMessage *event = new Event_ServerMessage(loginMessage);
QMapIterator<QString, Server_ProtocolHandler *> usersIterator(users);
while (usersIterator.hasNext()) {
usersIterator.next().value()->sendProtocolItem(event, false);
}
delete event;
}
}
void Servatrice::statusUpdate()
{
QMutexLocker locker(&dbMutex);
uptime += statusUpdateClock->interval() / 1000;
checkSql();
QSqlQuery query;
query.prepare("insert into " + dbPrefix + "_uptime (id_server, timest, uptime, users_count, games_count) values(:id, NOW(), :uptime, :users_count, :games_count)");
query.bindValue(":id", serverId);
query.bindValue(":uptime", uptime);
query.bindValue(":users_count", getUsersCount());
query.bindValue(":games_count", getGamesCount());
execSqlQuery(query);
}
const QString Servatrice::versionString = "Servatrice 0.20110527";