/*
* 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
*/
/*
* Author : Boris Mikhailenko <stg34@stargazer.dp.ua>
* Author : Maxim Mamontov <faust@stargazer.dp.ua>
*/
/*
$Revision: 1.16 $
$Date: 2010/09/10 06:43:59 $
$Author: faust $
*/
#ifndef RSCRIPT_H
#define RSCRIPT_H
#include <pthread.h>
#include <cstring>
#include <string>
#include <map>
#include <functional>
#include <utility>
#include "base_store.h"
#include "os_int.h"
#include "notifer.h"
#include "user_ips.h"
#include "../../../user.h"
#include "../../../users.h"
#include "blowfish.h"
#include "rs_packets.h"
#include "nrmap_parser.h"
extern "C" BASE_PLUGIN * GetPlugin();
#define RS_DEBUG (1)
#define MAX_SHORT_PCKT (3)
class REMOTE_SCRIPT;
//-----------------------------------------------------------------------------
class RS_ADD_USER_NONIFIER: public NOTIFIER_BASE<user_iter>
{
public:
RS_ADD_USER_NONIFIER(REMOTE_SCRIPT & r) : rs(r) {}
virtual ~RS_ADD_USER_NONIFIER() {}
void Notify(const user_iter & user);
private:
REMOTE_SCRIPT & rs;
};
//-----------------------------------------------------------------------------
class RS_DEL_USER_NONIFIER: public NOTIFIER_BASE<user_iter>
{
public:
RS_DEL_USER_NONIFIER(REMOTE_SCRIPT & r) : rs(r) {}
virtual ~RS_DEL_USER_NONIFIER() {}
void Notify(const user_iter & user);
private:
REMOTE_SCRIPT & rs;
};
//-----------------------------------------------------------------------------
template <typename varParamType>
class RS_CHG_AFTER_NOTIFIER: public PROPERTY_NOTIFIER_BASE<varParamType>
{
public:
RS_CHG_AFTER_NOTIFIER(REMOTE_SCRIPT & r, user_iter u) : user(u), rs(r) {}
void Notify(const varParamType & oldValue, const varParamType & newValue);
user_iter GetUser() {return user; }
private:
user_iter user;
REMOTE_SCRIPT & rs;
};
//-----------------------------------------------------------------------------
struct RS_USER
{
RS_USER();
RS_USER(const std::vector<uint32_t> & r, user_iter it);
time_t lastSentTime;
user_iter user;
std::vector<uint32_t> routers;
int shortPacketsCount;
};
//-----------------------------------------------------------------------------
class RS_SETTINGS
{
public:
RS_SETTINGS();
virtual ~RS_SETTINGS() {};
const std::string & GetStrError() const { return errorStr; };
int ParseSettings(const MODULE_SETTINGS & s);
int GetSendPeriod() const { return sendPeriod; };
int GetPort() const { return port; };
const std::vector<NET_ROUTER> & GetSubnetsMap() const { return netRouters; };
const std::vector<std::string> & GetUserParams() const { return userParams; };
const std::string & GetPassword() const { return password; };
const std::string & GetMapFileName() const { return subnetFile; };
private:
int ParseIntInRange(const std::string & str, int min, int max, int * val);
int sendPeriod;
uint16_t port;
string errorStr;
std::vector<NET_ROUTER> netRouters;
std::vector<string> userParams;
string password;
string subnetFile;
};
//-----------------------------------------------------------------------------
class REMOTE_SCRIPT : public BASE_PLUGIN
{
public:
REMOTE_SCRIPT();
virtual ~REMOTE_SCRIPT();
void SetUsers(USERS * u) { users = u; };
void SetTariffs(TARIFFS *) {};
void SetAdmins(ADMINS *) {};
void SetTraffcounter(TRAFFCOUNTER *) {};
void SetStore(BASE_STORE *) {};
void SetStgSettings(const SETTINGS *) {};
void SetSettings(const MODULE_SETTINGS & s) { settings = s; };
int ParseSettings();
int Start();
int Stop();
int Reload();
bool IsRunning() { return isRunning; };
const std::string & GetStrError() const { return errorStr; };
const std::string GetVersion() const { return "Remote script v 0.3"; };
uint16_t GetStartPosition() const { return 20; };
uint16_t GetStopPosition() const { return 20; };
void DelUser(user_iter u) { UnSetUserNotifier(u); };
void AddUser(user_iter u) { SetUserNotifier(u); };
void ChangedIP(user_iter u, uint32_t oldIP, uint32_t newIP);
private:
static void * Run(void *);
bool PrepareNet();
bool FinalizeNet();
bool Send(uint32_t ip, RS_USER & rsu, bool forceDisconnect = false) const;
bool SendDirect(uint32_t ip, RS_USER & rsu, uint32_t routerIP, bool forceDisconnect = false) const;
bool PreparePacket(char * buf, size_t bufSize, uint32_t ip, RS_USER &rsu, bool forceDisconnect = false) const;
void PeriodicSend();
std::vector<uint32_t> IP2Routers(uint32_t ip);
bool GetUsers();
std::string GetUserParam(user_iter u, const std::string & paramName) const;
void SetUserNotifier(user_iter u);
void UnSetUserNotifier(user_iter u);
void InitEncrypt(BLOWFISH_CTX * ctx, const string & password) const;
void Encrypt(BLOWFISH_CTX * ctx, char * dst, const char * src, size_t len8) const;
mutable BLOWFISH_CTX ctx;
std::list<RS_CHG_AFTER_NOTIFIER<uint32_t> > afterChgIPNotifierList;
std::map<uint32_t, RS_USER> authorizedUsers;
mutable std::string errorStr;
RS_SETTINGS rsSettings;
MODULE_SETTINGS settings;
int sendPeriod;
int halfPeriod;
bool nonstop;
bool isRunning;
USERS * users;
std::vector<NET_ROUTER> netRouters;
pthread_t thread;
pthread_mutex_t mutex;
int sock;
RS_ADD_USER_NONIFIER onAddUserNotifier;
RS_DEL_USER_NONIFIER onDelUserNotifier;
friend class UpdateRouter;
friend class DisconnectUser;
};
//-----------------------------------------------------------------------------
class DisconnectUser : public std::unary_function<std::pair<const uint32_t, RS_USER> &, void>
{
public:
DisconnectUser(REMOTE_SCRIPT & rs) : rscript(rs) {};
void operator()(std::pair<const uint32_t, RS_USER> & p)
{
rscript.Send(p.first, p.second, true);
}
private:
REMOTE_SCRIPT & rscript;
};
//-----------------------------------------------------------------------------
inline void RS_ADD_USER_NONIFIER::Notify(const user_iter & user)
{
printfd(__FILE__, "ADD_USER_NONIFIER\n");
rs.AddUser(user);
}
//-----------------------------------------------------------------------------
inline void RS_DEL_USER_NONIFIER::Notify(const user_iter & user)
{
printfd(__FILE__, "DEL_USER_NONIFIER\n");
rs.DelUser(user);
}
//-----------------------------------------------------------------------------
#endif