X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/4271ab433cd55bbd2612292bcf39e4dc3d7274f1..0907aa4037b12b6b88ee24495d4577a064d4f8db:/projects/stargazer/traffcounter_impl.h diff --git a/projects/stargazer/traffcounter_impl.h b/projects/stargazer/traffcounter_impl.h new file mode 100644 index 00000000..78027cb5 --- /dev/null +++ b/projects/stargazer/traffcounter_impl.h @@ -0,0 +1,271 @@ +/* + * 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 + */ + +#pragma once + +#include "stg/traffcounter.h" +#include "stg/logger.h" +#include "stg/raw_ip_packet.h" +#include "stg/noncopyable.h" +#include "stg/notifer.h" +#include "actions.h" +#include "eventloop.h" +#include "user_impl.h" + +#include +#include +#include +#include +#include + +#include + +#define PROTOMAX (5) + +namespace STG +{ + +class UsersImpl; + +//----------------------------------------------------------------------------- +struct Rule { +uint32_t ip; // IP +uint32_t mask; // Network mask +uint16_t port1; // Min port +uint16_t port2; // Max port +uint8_t proto; // Protocol +uint32_t dir; // Direction +}; +//----------------------------------------------------------------------------- +struct PacketExtraData { + PacketExtraData() + : flushTime(0), + updateTime(0), + userU(NULL), + userUPresent(false), + userD(NULL), + userDPresent(false), + dirU(DIR_NUM), + dirD(DIR_NUM), + lenU(0), + lenD(0) + {} + + time_t flushTime; // Last flush time + time_t updateTime; // Last update time + UserImpl * userU; // Uploader + bool userUPresent; // Uploader is registered user + UserImpl * userD; // Downloader + bool userDPresent; // Downloader is registered user + int dirU; // Upload direction + int dirD; // Download direction + uint32_t lenU; // Upload length + uint32_t lenD; // Download length +}; +//----------------------------------------------------------------------------- +class TraffCounterImpl; +//----------------------------------------------------------------------------- +class TRF_IP_BEFORE: public PropertyNotifierBase { +public: + TRF_IP_BEFORE(TraffCounterImpl & t, UserImpl * u) + : PropertyNotifierBase(), + traffCnt(t), + user(u) + {} + TRF_IP_BEFORE(const TRF_IP_BEFORE & rvalue) + : PropertyNotifierBase(), + traffCnt(rvalue.traffCnt), + user(rvalue.user) + {} + void Notify(const uint32_t & oldValue, const uint32_t & newValue); + void SetUser(UserImpl * u) { user = u; } + UserImpl * GetUser() const { return user; } + +private: + TRF_IP_BEFORE & operator=(const TRF_IP_BEFORE & rvalue); + + TraffCounterImpl & traffCnt; + UserImpl * user; +}; +//----------------------------------------------------------------------------- +class TRF_IP_AFTER: public PropertyNotifierBase { +public: + TRF_IP_AFTER(TraffCounterImpl & t, UserImpl * u) + : PropertyNotifierBase(), + traffCnt(t), + user(u) + {} + TRF_IP_AFTER(const TRF_IP_AFTER & rvalue) + : PropertyNotifierBase(), + traffCnt(rvalue.traffCnt), + user(rvalue.user) + {} + void Notify(const uint32_t & oldValue, const uint32_t & newValue); + void SetUser(UserImpl * u) { user = u; } + UserImpl * GetUser() const { return user; } +private: + TRF_IP_AFTER & operator=(const TRF_IP_AFTER & rvalue); + + TraffCounterImpl & traffCnt; + UserImpl * user; +}; + +using UserImplPtr = UserImpl*; +//----------------------------------------------------------------------------- +class ADD_USER_NONIFIER: public NotifierBase { +public: + explicit ADD_USER_NONIFIER(TraffCounterImpl & t) : + NotifierBase(), + traffCnt(t) + {} + virtual ~ADD_USER_NONIFIER() {} + void Notify(const UserImplPtr & user); + +private: + ADD_USER_NONIFIER(const ADD_USER_NONIFIER & rvalue); + ADD_USER_NONIFIER & operator=(const ADD_USER_NONIFIER & rvalue); + + TraffCounterImpl & traffCnt; +}; +//----------------------------------------------------------------------------- +class DEL_USER_NONIFIER: public NotifierBase { +public: + explicit DEL_USER_NONIFIER(TraffCounterImpl & t) : + NotifierBase(), + traffCnt(t) + {} + virtual ~DEL_USER_NONIFIER() {} + void Notify(const UserImplPtr & user); + +private: + DEL_USER_NONIFIER(const DEL_USER_NONIFIER & rvalue); + DEL_USER_NONIFIER & operator=(const DEL_USER_NONIFIER & rvalue); + + TraffCounterImpl & traffCnt; +}; +//----------------------------------------------------------------------------- +class TraffCounterImpl : public TraffCounter { + friend class ADD_USER_NONIFIER; + friend class DEL_USER_NONIFIER; + friend class TRF_IP_BEFORE; + friend class TRF_IP_AFTER; + public: + TraffCounterImpl(UsersImpl * users, const std::string & rulesFileName); + ~TraffCounterImpl(); + + int Reload(); + int Start(); + int Stop(); + + void process(const RawPacket & rawPacket) override; + void SetMonitorDir(const std::string & monitorDir); + + size_t rulesCount() const override { return rules.size(); } + + private: + bool ParseAddress(const char * ta, Rule * rule) const; + uint32_t CalcMask(uint32_t msk) const; + void FreeRules(); + bool ReadRules(bool test = false); + + static void * Run(void * data); + + void DeterminateDir(const RawPacket & packet, + int * dirU, // Direction for upload + int * dirD) const; // Direction for download + + void FlushAndRemove(); + + void AddUser(UserImpl * user); + void DelUser(uint32_t uip); + void SetUserNotifiers(UserImpl * user); + void UnSetUserNotifiers(UserImpl * user); + + typedef std::list::iterator rule_iter; + + std::list rules; + + typedef std::map Packets; + typedef Packets::iterator pp_iter; + typedef std::multimap Index; + typedef Index::iterator ip2p_iter; + typedef Index::const_iterator ip2p_citer; + + Packets packets; // Packets tree + + Index ip2packets; // IP-to-Packet index + + std::string dirName[DIR_NUM + 1]; + + Logger & WriteServLog; + std::string rulesFileName; + + std::string monitorDir; + bool monitoring; + time_t touchTimeP; + + UsersImpl * users; + + bool running; + bool stopped; + pthread_mutex_t mutex; + pthread_t thread; + + std::list ipBeforeNotifiers; + std::list ipAfterNotifiers; + + ADD_USER_NONIFIER addUserNotifier; + DEL_USER_NONIFIER delUserNotifier; +}; +//----------------------------------------------------------------------------- +inline +void TRF_IP_BEFORE::Notify(const uint32_t & oldValue, const uint32_t &) +{ +// User changes his address. Remove old IP +if (!oldValue) + return; + +EVENT_LOOP_SINGLETON::GetInstance().Enqueue(traffCnt, &TraffCounterImpl::DelUser, oldValue); +} +//----------------------------------------------------------------------------- +inline +void TRF_IP_AFTER::Notify(const uint32_t &, const uint32_t & newValue) +{ +// User changes his address. Add new IP +if (!newValue) + return; + +EVENT_LOOP_SINGLETON::GetInstance().Enqueue(traffCnt, &TraffCounterImpl::AddUser, user); +} +//----------------------------------------------------------------------------- +inline +void ADD_USER_NONIFIER::Notify(const UserImplPtr & user) +{ +EVENT_LOOP_SINGLETON::GetInstance().Enqueue(traffCnt, &TraffCounterImpl::SetUserNotifiers, user); +} +//----------------------------------------------------------------------------- +inline +void DEL_USER_NONIFIER::Notify(const UserImplPtr & user) +{ +EVENT_LOOP_SINGLETON::GetInstance().Enqueue(traffCnt, &TraffCounterImpl::UnSetUserNotifiers, user); +EVENT_LOOP_SINGLETON::GetInstance().Enqueue(traffCnt, &TraffCounterImpl::DelUser, user->GetCurrIP()); +} +//----------------------------------------------------------------------------- +}