/* * 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 */ /* $Revision: 1.79 $ $Date: 2010/03/25 15:18:48 $ $Author: faust $ */ #ifndef _GNU_SOURCE #define _GNU_SOURCE #endif #include #include #include #include // usleep, close #include #include #include // snprintf #include #include #include "stg/common.h" #include "stg/locker.h" #include "stg/tariff.h" #include "stg/user_property.h" #include "stg/settings.h" #include "inetaccess.h" extern volatile const time_t stgTime; void InitEncrypt(BLOWFISH_CTX * ctx, const string & password); void Decrypt(BLOWFISH_CTX * ctx, char * dst, const char * src, int len8); void Encrypt(BLOWFISH_CTX * ctx, char * dst, const char * src, int len8); //----------------------------------------------------------------------------- class IA_CREATOR { private: AUTH_IA * ia; public: IA_CREATOR() : ia(new AUTH_IA()) { }; ~IA_CREATOR() { delete ia; }; AUTH_IA * GetPlugin() { return ia; }; }; //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- IA_CREATOR iac; //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- PLUGIN * GetPlugin() { return iac.GetPlugin(); } //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- AUTH_IA_SETTINGS::AUTH_IA_SETTINGS() : userDelay(0), userTimeout(0), port(0), freeMbShowType(freeMbCash) { } //----------------------------------------------------------------------------- int AUTH_IA_SETTINGS::ParseIntInRange(const string & str, int min, int max, int * val) { if (str2x(str.c_str(), *val)) { errorStr = "Incorrect value \'" + str + "\'."; return -1; } if (*val < min || *val > max) { errorStr = "Value \'" + str + "\' out of range."; return -1; } return 0; } //----------------------------------------------------------------------------- int AUTH_IA_SETTINGS::ParseSettings(const MODULE_SETTINGS & s) { int p; PARAM_VALUE pv; vector::const_iterator pvi; /////////////////////////// pv.param = "Port"; pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv); if (pvi == s.moduleParams.end()) { errorStr = "Parameter \'Port\' not found."; printfd(__FILE__, "Parameter 'Port' not found\n"); return -1; } if (ParseIntInRange(pvi->value[0], 2, 65535, &p)) { errorStr = "Cannot parse parameter \'Port\': " + errorStr; printfd(__FILE__, "Cannot parse parameter 'Port'\n"); return -1; } port = p; /////////////////////////// pv.param = "UserDelay"; pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv); if (pvi == s.moduleParams.end()) { errorStr = "Parameter \'UserDelay\' not found."; printfd(__FILE__, "Parameter 'UserDelay' not found\n"); return -1; } if (ParseIntInRange(pvi->value[0], 5, 600, &userDelay)) { errorStr = "Cannot parse parameter \'UserDelay\': " + errorStr; printfd(__FILE__, "Cannot parse parameter 'UserDelay'\n"); return -1; } /////////////////////////// pv.param = "UserTimeout"; pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv); if (pvi == s.moduleParams.end()) { errorStr = "Parameter \'UserTimeout\' not found."; printfd(__FILE__, "Parameter 'UserTimeout' not found\n"); return -1; } if (ParseIntInRange(pvi->value[0], 15, 1200, &userTimeout)) { errorStr = "Cannot parse parameter \'UserTimeout\': " + errorStr; printfd(__FILE__, "Cannot parse parameter 'UserTimeout'\n"); return -1; } ///////////////////////////////////////////////////////////// string freeMbType; int n = 0; pv.param = "FreeMb"; pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv); if (pvi == s.moduleParams.end()) { errorStr = "Parameter \'FreeMb\' not found."; printfd(__FILE__, "Parameter 'FreeMb' not found\n"); return -1; } freeMbType = pvi->value[0]; if (strcasecmp(freeMbType.c_str(), "cash") == 0) { freeMbShowType = freeMbCash; } else if (strcasecmp(freeMbType.c_str(), "none") == 0) { freeMbShowType = freeMbNone; } else if (!str2x(freeMbType.c_str(), n)) { if (n < 0 || n >= DIR_NUM) { errorStr = "Incorrect parameter \'" + freeMbType + "\'."; printfd(__FILE__, "%s\n", errorStr.c_str()); return -1; } freeMbShowType = (FREEMB)(freeMb0 + n); } else { errorStr = "Incorrect parameter \'" + freeMbType + "\'."; printfd(__FILE__, "%s\n", errorStr.c_str()); return -1; } ///////////////////////////////////////////////////////////// return 0; } //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- #ifdef IA_PHASE_DEBUG IA_PHASE::IA_PHASE() : phase(1), flog(NULL) { gettimeofday(&phaseTime, NULL); } #else IA_PHASE::IA_PHASE() : phase(1) { gettimeofday(&phaseTime, NULL); } #endif //----------------------------------------------------------------------------- IA_PHASE::~IA_PHASE() { #ifdef IA_PHASE_DEBUG flog = fopen(log.c_str(), "at"); if (flog) { fprintf(flog, "IA %s D\n", login.c_str()); fclose(flog); } #endif } //----------------------------------------------------------------------------- #ifdef IA_PHASE_DEBUG void IA_PHASE::SetLogFileName(const string & logFileName) { log = logFileName + ".ia.log"; } //----------------------------------------------------------------------------- void IA_PHASE::SetUserLogin(const string & login) { IA_PHASE::login = login; } //----------------------------------------------------------------------------- void IA_PHASE::WritePhaseChange(int newPhase) { UTIME newPhaseTime; gettimeofday(&newPhaseTime, NULL); flog = fopen(log.c_str(), "at"); /*int64_t tn = newPhaseTime.GetSec()*1000000 + newPhaseTime.GetUSec(); int64_t to = phaseTime.GetSec()*1000000 + phaseTime.GetUSec();*/ if (flog) { string action = newPhase == phase ? "U" : "C"; double delta = newPhaseTime.GetSec() - phaseTime.GetSec(); delta += (newPhaseTime.GetUSec() - phaseTime.GetUSec()) * 1.0e-6; fprintf(flog, "IA %s %s oldPhase = %d, newPhase = %d. dt = %.6f\n", login.c_str(), action.c_str(), phase, newPhase, delta); fclose(flog); } } #endif //----------------------------------------------------------------------------- void IA_PHASE::SetPhase1() { #ifdef IA_PHASE_DEBUG WritePhaseChange(1); #endif phase = 1; gettimeofday(&phaseTime, NULL); } //----------------------------------------------------------------------------- void IA_PHASE::SetPhase2() { #ifdef IA_PHASE_DEBUG WritePhaseChange(2); #endif phase = 2; gettimeofday(&phaseTime, NULL); } //----------------------------------------------------------------------------- void IA_PHASE::SetPhase3() { #ifdef IA_PHASE_DEBUG WritePhaseChange(3); #endif phase = 3; gettimeofday(&phaseTime, NULL); } //----------------------------------------------------------------------------- void IA_PHASE::SetPhase4() { #ifdef IA_PHASE_DEBUG WritePhaseChange(4); #endif phase = 4; gettimeofday(&phaseTime, NULL); } //----------------------------------------------------------------------------- void IA_PHASE::SetPhase5() { #ifdef IA_PHASE_DEBUG WritePhaseChange(5); #endif phase = 5; gettimeofday(&phaseTime, NULL); } //----------------------------------------------------------------------------- int IA_PHASE::GetPhase() const { return phase; } //----------------------------------------------------------------------------- void IA_PHASE::UpdateTime() { #ifdef IA_PHASE_DEBUG WritePhaseChange(phase); #endif gettimeofday(&phaseTime, NULL); } //----------------------------------------------------------------------------- const UTIME & IA_PHASE::GetTime() const { return phaseTime; } //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- AUTH_IA::AUTH_IA() : nonstop(false), isRunningRun(false), isRunningRunTimeouter(false), users(NULL), stgSettings(NULL), listenSocket(-1), WriteServLog(GetStgLogger()), enabledDirs(0xFFffFFff), onDelUserNotifier(*this) { InitEncrypt(&ctxS, "pr7Hhen"); pthread_mutexattr_t attr; pthread_mutexattr_init(&attr); pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); pthread_mutex_init(&mutex, &attr); memset(&connSynAck6, 0, sizeof(CONN_SYN_ACK_6)); memset(&connSynAck8, 0, sizeof(CONN_SYN_ACK_8)); memset(&disconnSynAck6, 0, sizeof(DISCONN_SYN_ACK_6)); memset(&disconnSynAck8, 0, sizeof(DISCONN_SYN_ACK_8)); memset(&aliveSyn6, 0, sizeof(ALIVE_SYN_6)); memset(&aliveSyn8, 0, sizeof(ALIVE_SYN_8)); memset(&fin6, 0, sizeof(FIN_6)); memset(&fin8, 0, sizeof(FIN_8)); printfd(__FILE__, "sizeof(CONN_SYN_6) = %d %d\n", sizeof(CONN_SYN_6), Min8(sizeof(CONN_SYN_6))); printfd(__FILE__, "sizeof(CONN_SYN_8) = %d %d\n", sizeof(CONN_SYN_8), Min8(sizeof(CONN_SYN_8))); printfd(__FILE__, "sizeof(CONN_SYN_ACK_6) = %d %d\n", sizeof(CONN_SYN_ACK_6), Min8(sizeof(CONN_SYN_ACK_6))); printfd(__FILE__, "sizeof(CONN_SYN_ACK_8) = %d %d\n", sizeof(CONN_SYN_ACK_8), Min8(sizeof(CONN_SYN_ACK_8))); printfd(__FILE__, "sizeof(CONN_ACK_6) = %d %d\n", sizeof(CONN_ACK_6), Min8(sizeof(CONN_ACK_6))); printfd(__FILE__, "sizeof(ALIVE_SYN_6) = %d %d\n", sizeof(ALIVE_SYN_6), Min8(sizeof(ALIVE_SYN_6))); printfd(__FILE__, "sizeof(ALIVE_SYN_8) = %d %d\n", sizeof(ALIVE_SYN_8), Min8(sizeof(ALIVE_SYN_8))); printfd(__FILE__, "sizeof(ALIVE_ACK_6) = %d %d\n", sizeof(ALIVE_ACK_6), Min8(sizeof(ALIVE_ACK_6))); printfd(__FILE__, "sizeof(DISCONN_SYN_6) = %d %d\n", sizeof(DISCONN_SYN_6), Min8(sizeof(DISCONN_SYN_6))); printfd(__FILE__, "sizeof(DISCONN_SYN_ACK_6) = %d %d\n", sizeof(DISCONN_SYN_ACK_6), Min8(sizeof(DISCONN_SYN_ACK_6))); printfd(__FILE__, "sizeof(DISCONN_SYN_ACK_8) = %d %d\n", sizeof(DISCONN_SYN_ACK_8), Min8(sizeof(DISCONN_SYN_ACK_8))); printfd(__FILE__, "sizeof(DISCONN_ACK_6) = %d %d\n", sizeof(DISCONN_ACK_6), Min8(sizeof(DISCONN_ACK_6))); printfd(__FILE__, "sizeof(FIN_6) = %d %d\n", sizeof(FIN_6), Min8(sizeof(FIN_6))); printfd(__FILE__, "sizeof(FIN_8) = %d %d\n", sizeof(FIN_8), Min8(sizeof(FIN_8))); printfd(__FILE__, "sizeof(ERR) = %d %d\n", sizeof(ERR), Min8(sizeof(ERR))); printfd(__FILE__, "sizeof(INFO_6) = %d %d\n", sizeof(INFO_6), Min8(sizeof(INFO_6))); printfd(__FILE__, "sizeof(INFO_7) = %d %d\n", sizeof(INFO_7), Min8(sizeof(INFO_7))); printfd(__FILE__, "sizeof(INFO_8) = %d %d\n", sizeof(INFO_8), Min8(sizeof(INFO_8))); packetTypes["CONN_SYN"] = CONN_SYN_N; packetTypes["CONN_SYN_ACK"] = CONN_SYN_ACK_N; packetTypes["CONN_ACK"] = CONN_ACK_N; packetTypes["ALIVE_SYN"] = ALIVE_SYN_N; packetTypes["ALIVE_ACK"] = ALIVE_ACK_N; packetTypes["DISCONN_SYN"] = DISCONN_SYN_N; packetTypes["DISCONN_SYN_ACK"] = DISCONN_SYN_ACK_N; packetTypes["DISCONN_ACK"] = DISCONN_ACK_N; packetTypes["FIN"] = FIN_N; packetTypes["ERR"] = ERROR_N; } //----------------------------------------------------------------------------- AUTH_IA::~AUTH_IA() { pthread_mutex_destroy(&mutex); } //----------------------------------------------------------------------------- int AUTH_IA::Start() { users->AddNotifierUserDel(&onDelUserNotifier); nonstop = true; if (PrepareNet()) { return -1; } if (!isRunningRun) { if (pthread_create(&recvThread, NULL, Run, this)) { errorStr = "Cannot create thread."; printfd(__FILE__, "Cannot create recv thread\n"); return -1; } } if (!isRunningRunTimeouter) { if (pthread_create(&timeouterThread, NULL, RunTimeouter, this)) { errorStr = "Cannot create thread."; printfd(__FILE__, "Cannot create timeouter thread\n"); return -1; } } errorStr = ""; return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Stop() { if (!IsRunning()) return 0; nonstop = false; std::for_each( ip2user.begin(), ip2user.end(), UnauthorizeUser(this) ); if (isRunningRun) { //5 seconds to thread stops itself for (int i = 0; i < 25 && isRunningRun; i++) { usleep(200000); } //after 5 seconds waiting thread still running. now killing it if (isRunningRun) { //TODO pthread_cancel() if (pthread_kill(recvThread, SIGINT)) { errorStr = "Cannot kill thread."; printfd(__FILE__, "Cannot kill thread\n"); return -1; } for (int i = 0; i < 25 && isRunningRun; ++i) usleep(200000); if (isRunningRun) { printfd(__FILE__, "Failed to stop recv thread\n"); } else { pthread_join(recvThread, NULL); } printfd(__FILE__, "AUTH_IA killed Run\n"); } } FinalizeNet(); if (isRunningRunTimeouter) { //5 seconds to thread stops itself for (int i = 0; i < 25 && isRunningRunTimeouter; i++) { usleep(200000); } //after 5 seconds waiting thread still running. now killing it if (isRunningRunTimeouter) { //TODO pthread_cancel() if (pthread_kill(timeouterThread, SIGINT)) { errorStr = "Cannot kill thread."; return -1; } for (int i = 0; i < 25 && isRunningRunTimeouter; ++i) usleep(200000); if (isRunningRunTimeouter) { printfd(__FILE__, "Failed to stop timeouter thread\n"); } else { pthread_join(timeouterThread, NULL); } printfd(__FILE__, "AUTH_IA killed Timeouter\n"); } } printfd(__FILE__, "AUTH_IA::Stoped successfully.\n"); users->DelNotifierUserDel(&onDelUserNotifier); return 0; } //----------------------------------------------------------------------------- void * AUTH_IA::Run(void * d) { AUTH_IA * ia = static_cast(d); ia->isRunningRun = true; char buffer[512]; time_t touchTime = stgTime - MONITOR_TIME_DELAY_SEC; while (ia->nonstop) { ia->RecvData(buffer, sizeof(buffer)); if ((touchTime + MONITOR_TIME_DELAY_SEC <= stgTime) && ia->stgSettings->GetMonitoring()) { touchTime = stgTime; string monFile = ia->stgSettings->GetMonitorDir() + "/inetaccess_r"; TouchFile(monFile.c_str()); } } ia->isRunningRun = false; return NULL; } //----------------------------------------------------------------------------- void * AUTH_IA::RunTimeouter(void * d) { AUTH_IA * ia = static_cast(d); ia->isRunningRunTimeouter = true; int a = -1; string monFile = ia->stgSettings->GetMonitorDir() + "/inetaccess_t"; while (ia->nonstop) { usleep(20000); ia->Timeouter(); // TODO cahange counter to timer and MONITOR_TIME_DELAY_SEC if (++a % (50*60) == 0 && ia->stgSettings->GetMonitoring()) { TouchFile(monFile.c_str()); } } ia->isRunningRunTimeouter = false; return NULL; } //----------------------------------------------------------------------------- int AUTH_IA::ParseSettings() { int ret = iaSettings.ParseSettings(settings); if (ret) errorStr = iaSettings.GetStrError(); return ret; } //----------------------------------------------------------------------------- int AUTH_IA::PrepareNet() { struct sockaddr_in listenAddr; listenSocket = socket(AF_INET, SOCK_DGRAM, 0); if (listenSocket < 0) { errorStr = "Cannot create socket."; return -1; } listenAddr.sin_family = AF_INET; listenAddr.sin_port = htons(iaSettings.GetUserPort()); listenAddr.sin_addr.s_addr = inet_addr("0.0.0.0"); if (bind(listenSocket, (struct sockaddr*)&listenAddr, sizeof(listenAddr)) < 0) { errorStr = "AUTH_IA: Bind failed."; return -1; } /*int buffLen; if (getsockopt(listenSocket, SOL_SOCKET, SO_SNDBUF, &buffLen, sizeof(buffLen)) < 0) { errorStr = "Getsockopt failed. " + string(strerror(errno)); return -1; }*/ //WriteServLog("buffLen = %d", buffLen); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::FinalizeNet() { close(listenSocket); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::RecvData(char * buffer, int bufferSize) { if (!WaitPackets(listenSocket)) // Timeout { return 0; } struct sockaddr_in outerAddr; socklen_t outerAddrLen(sizeof(outerAddr)); int dataLen = recvfrom(listenSocket, buffer, bufferSize, 0, (struct sockaddr *)&outerAddr, &outerAddrLen); if (!dataLen) // EOF { return 0; } if (dataLen <= 0) // Error { if (errno != EINTR) { printfd(__FILE__, "recvfrom res=%d, error: '%s'\n", dataLen, strerror(errno)); return -1; } return 0; } if (dataLen > 256) return -1; int protoVer; if (CheckHeader(buffer, &protoVer)) return -1; char login[PASSWD_LEN]; //TODO why PASSWD_LEN ? memset(login, 0, PASSWD_LEN); Decrypt(&ctxS, login, buffer + 8, PASSWD_LEN / 8); uint32_t sip = *((uint32_t*)&outerAddr.sin_addr); uint16_t sport = htons(outerAddr.sin_port); USER_PTR user; if (users->FindByName(login, &user) == 0) { printfd(__FILE__, "User %s FOUND!\n", user->GetLogin().c_str()); PacketProcessor(buffer, dataLen, sip, sport, protoVer, &user); } else { WriteServLog("User\'s connect failed:: user \'%s\' not found. IP \'%s\'", login, inet_ntostring(sip).c_str()); printfd(__FILE__, "User %s NOT found!\n", login); SendError(sip, sport, protoVer, "�� !"); } return 0; } //----------------------------------------------------------------------------- int AUTH_IA::CheckHeader(const char * buffer, int * protoVer) { if (strncmp(IA_ID, buffer, strlen(IA_ID)) != 0) { //SendError(userIP, updateMsg); printfd(__FILE__, "update needed - IA_ID\n"); //SendError(userIP, "Incorrect header!"); return -1; } if (buffer[6] != 0) //proto[0] shoud be 0 { printfd(__FILE__, "update needed - PROTO major: %d\n", buffer[6]); //SendError(userIP, updateMsg); return -1; } if (buffer[7] < 6) { // need update //SendError(userIP, updateMsg); printfd(__FILE__, "update needed - PROTO minor: %d\n", buffer[7]); return -1; } else { *protoVer = buffer[7]; } return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Timeouter() { STG_LOCKER lock(&mutex, __FILE__, __LINE__); map::iterator it; it = ip2user.begin(); uint32_t sip; while (it != ip2user.end()) { sip = it->first; static UTIME currTime; gettimeofday(&currTime, NULL); if ((it->second.phase.GetPhase() == 2) && (currTime - it->second.phase.GetTime()) > iaSettings.GetUserDelay()) { it->second.phase.SetPhase1(); printfd(__FILE__, "Phase changed from 2 to 1. Reason: timeout\n"); } if (it->second.phase.GetPhase() == 3) { if (!it->second.messagesToSend.empty()) { if (it->second.protoVer == 6) RealSendMessage6(*it->second.messagesToSend.begin(), sip, it->second); if (it->second.protoVer == 7) RealSendMessage7(*it->second.messagesToSend.begin(), sip, it->second); if (it->second.protoVer == 8) RealSendMessage8(*it->second.messagesToSend.begin(), sip, it->second); it->second.messagesToSend.erase(it->second.messagesToSend.begin()); } if((currTime - it->second.lastSendAlive) > iaSettings.GetUserDelay()) { switch (it->second.protoVer) { case 6: Send_ALIVE_SYN_6(&(it->second), sip); break; case 7: Send_ALIVE_SYN_7(&(it->second), sip); break; case 8: Send_ALIVE_SYN_8(&(it->second), sip); break; } gettimeofday(&it->second.lastSendAlive, NULL); } if ((currTime - it->second.phase.GetTime()) > iaSettings.GetUserTimeout()) { it->second.user->Unauthorize(this); ip2user.erase(it++); continue; } } if ((it->second.phase.GetPhase() == 4) && ((currTime - it->second.phase.GetTime()) > iaSettings.GetUserDelay())) { it->second.phase.SetPhase3(); printfd(__FILE__, "Phase changed from 4 to 3. Reason: timeout\n"); } ++it; } return 0; } //----------------------------------------------------------------------------- int AUTH_IA::PacketProcessor(char * buff, int dataLen, uint32_t sip, uint16_t sport, int protoVer, USER_PTR * user) { STG_LOCKER lock(&mutex, __FILE__, __LINE__); // �� int pn = -1; const int offset = LOGIN_LEN + 2 + 6; // LOGIN_LEN + sizeOfMagic + sizeOfVer; IA_USER * iaUser = NULL; CONN_SYN_6 * connSyn6; CONN_SYN_7 * connSyn7; CONN_SYN_8 * connSyn8; CONN_ACK_6 * connAck; ALIVE_ACK_6 * aliveAck; DISCONN_SYN_6 * disconnSyn; DISCONN_ACK_6 * disconnAck; map::iterator it; it = ip2user.find(sip); if (it == ip2user.end() || (*user)->GetID() != it->second.user->GetID()) { // �� IP printfd(__FILE__, "Add new user\n"); ip2user[sip].protoVer = protoVer; ip2user[sip].user = *user; ip2user[sip].port = sport; #ifdef IA_PHASE_DEBUG ip2user[sip].phase.SetLogFileName(stgSettings->GetLogFileName()); ip2user[sip].phase.SetUserLogin((*user)->GetLogin()); #endif it = ip2user.find(sip); //TODO if (it == ip2user.end()) { printfd(__FILE__, "+++ ERROR +++\n"); return -1; } } iaUser = &(it->second); if (iaUser->port != sport) iaUser->port = sport; if (iaUser->password != (*user)->GetProperty().password.Get()) { InitEncrypt(&iaUser->ctx, (*user)->GetProperty().password.Get()); iaUser->password = (*user)->GetProperty().password.Get(); } buff += offset; Decrypt(&iaUser->ctx, buff, buff, (dataLen - offset) / 8); char packetName[IA_MAX_TYPE_LEN]; strncpy(packetName, buff + 4, IA_MAX_TYPE_LEN); packetName[IA_MAX_TYPE_LEN - 1] = 0; map::iterator pi; pi = packetTypes.find(packetName); if (pi == packetTypes.end()) { SendError(sip, sport, protoVer, "�� !"); printfd(__FILE__, "Login or password is wrong!\n"); WriteServLog("User's connect failed. IP \'%s\'. Wrong login or password", inet_ntostring(sip).c_str()); return 0; } else { pn = pi->second; } if ((*user)->GetProperty().disabled.Get()) { SendError(sip, sport, protoVer, "�� "); return 0; } if ((*user)->GetProperty().passive.Get()) { SendError(sip, sport, protoVer, "�� "); return 0; } if ((*user)->GetAuthorized() && (*user)->GetCurrIP() != sip) { printfd(__FILE__, "Login %s alredy in use. IP \'%s\'\n", (*user)->GetLogin().c_str(), inet_ntostring(sip).c_str()); WriteServLog("Login %s alredy in use. IP \'%s\'", (*user)->GetLogin().c_str(), inet_ntostring(sip).c_str()); SendError(sip, sport, protoVer, "�� !"); return 0; } USER_PTR u; if (users->FindByIPIdx(sip, &u) == 0 && u->GetLogin() != (*user)->GetLogin()) { printfd(__FILE__, "IP address alredy in use. IP \'%s\'", inet_ntostring(sip).c_str()); WriteServLog("IP address alredy in use. IP \'%s\'", inet_ntostring(sip).c_str()); SendError(sip, sport, protoVer, "�� IP �� !"); return 0; } // �� , �� . int ipFound = (*user)->GetProperty().ips.Get().IsIPInIPS(sip); if (!ipFound) { printfd(__FILE__, "User %s. IP address is incorrect. IP \'%s\'\n", (*user)->GetLogin().c_str(), inet_ntostring(sip).c_str()); WriteServLog("User %s. IP address is incorrect. IP \'%s\'", (*user)->GetLogin().c_str(), inet_ntostring(sip).c_str()); SendError(sip, sport, protoVer, "�� ! �� IP ��."); return 0; } int ret = -1; switch (pn) { case CONN_SYN_N: switch (protoVer) { case 6: connSyn6 = (CONN_SYN_6*)(buff - offset); ret = Process_CONN_SYN_6(connSyn6, &(it->second), sip); break; case 7: connSyn7 = (CONN_SYN_7*)(buff - offset); ret = Process_CONN_SYN_7(connSyn7, &(it->second), sip); break; case 8: connSyn8 = (CONN_SYN_8*)(buff - offset); ret = Process_CONN_SYN_8(connSyn8, &(it->second), sip); break; } if (ret != 0) { return 0; } switch (protoVer) { case 6: Send_CONN_SYN_ACK_6(iaUser, sip); break; case 7: Send_CONN_SYN_ACK_7(iaUser, sip); break; case 8: Send_CONN_SYN_ACK_8(iaUser, sip); break; } break; case CONN_ACK_N: connAck = (CONN_ACK_6*)(buff - offset); switch (protoVer) { case 6: ret = Process_CONN_ACK_6(connAck, iaUser, sip); break; case 7: ret = Process_CONN_ACK_7(connAck, iaUser, sip); break; case 8: ret = Process_CONN_ACK_8((CONN_ACK_8*)(buff - offset), iaUser, sip); break; } if (ret != 0) { SendError(sip, sport, protoVer, errorStr); return 0; } switch (protoVer) { case 6: Send_ALIVE_SYN_6(iaUser, sip); break; case 7: Send_ALIVE_SYN_7(iaUser, sip); break; case 8: Send_ALIVE_SYN_8(iaUser, sip); break; } break; // �� ALIVE case ALIVE_ACK_N: aliveAck = (ALIVE_ACK_6*)(buff - offset); switch (protoVer) { case 6: ret = Process_ALIVE_ACK_6(aliveAck, iaUser, sip); break; case 7: ret = Process_ALIVE_ACK_7(aliveAck, iaUser, sip); break; case 8: ret = Process_ALIVE_ACK_8((ALIVE_ACK_8*)(buff - offset), iaUser, sip); break; } break; // �� case DISCONN_SYN_N: disconnSyn = (DISCONN_SYN_6*)(buff - offset); switch (protoVer) { case 6: ret = Process_DISCONN_SYN_6(disconnSyn, iaUser, sip); break; case 7: ret = Process_DISCONN_SYN_7(disconnSyn, iaUser, sip); break; case 8: ret = Process_DISCONN_SYN_8((DISCONN_SYN_8*)(buff - offset), iaUser, sip); break; } if (ret != 0) return 0; switch (protoVer) { case 6: Send_DISCONN_SYN_ACK_6(iaUser, sip); break; case 7: Send_DISCONN_SYN_ACK_7(iaUser, sip); break; case 8: Send_DISCONN_SYN_ACK_8(iaUser, sip); break; } break; case DISCONN_ACK_N: disconnAck = (DISCONN_ACK_6*)(buff - offset); switch (protoVer) { case 6: ret = Process_DISCONN_ACK_6(disconnAck, iaUser, sip, it); break; case 7: ret = Process_DISCONN_ACK_7(disconnAck, iaUser, sip, it); break; case 8: ret = Process_DISCONN_ACK_8((DISCONN_ACK_8*)(buff - offset), iaUser, sip, it); break; } switch (protoVer) { case 6: Send_FIN_6(iaUser, sip, it); break; case 7: Send_FIN_7(iaUser, sip, it); break; case 8: Send_FIN_8(iaUser, sip, it); break; } break; } return 0; } //----------------------------------------------------------------------------- void AUTH_IA::DelUser(USER_PTR u) { STG_LOCKER lock(&mutex, __FILE__, __LINE__); uint32_t ip = u->GetCurrIP(); if (!ip) return; map::iterator it; it = ip2user.find(ip); if (it == ip2user.end()) { //Nothing to delete printfd(__FILE__, "Nothing to delete\n"); return; } if (it->second.user == u) { printfd(__FILE__, "User removed!\n"); it->second.user->Unauthorize(this); ip2user.erase(it); } } //----------------------------------------------------------------------------- int AUTH_IA::SendError(uint32_t ip, uint16_t port, int protoVer, const string & text) { struct sockaddr_in sendAddr; switch (protoVer) { int res; case 6: case 7: ERR err; memset(&err, 0, sizeof(ERR)); sendAddr.sin_family = AF_INET; sendAddr.sin_port = htons(port); sendAddr.sin_addr.s_addr = ip;// IP �� err.len = 1; strncpy((char*)err.type, "ERR", 16); strncpy((char*)err.text, text.c_str(), MAX_MSG_LEN); #ifdef ARCH_BE SwapBytes(err.len); #endif res = sendto(listenSocket, &err, sizeof(err), 0, (struct sockaddr*)&sendAddr, sizeof(sendAddr)); printfd(__FILE__, "SendError %d bytes sent\n", res); break; case 8: ERR_8 err8; memset(&err8, 0, sizeof(ERR_8)); sendAddr.sin_family = AF_INET; sendAddr.sin_port = htons(port); sendAddr.sin_addr.s_addr = ip;// IP �� err8.len = 256; strncpy((char*)err8.type, "ERR", 16); strncpy((char*)err8.text, text.c_str(), MAX_MSG_LEN); #ifdef ARCH_BE SwapBytes(err8.len); #endif res = sendto(listenSocket, &err8, sizeof(err8), 0, (struct sockaddr*)&sendAddr, sizeof(sendAddr)); printfd(__FILE__, "SendError_8 %d bytes sent\n", res); break; } return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Send(uint32_t ip, uint16_t port, const char * buffer, int len) { struct sockaddr_in sendAddr; int res; sendAddr.sin_family = AF_INET; sendAddr.sin_port = htons(port); sendAddr.sin_addr.s_addr = ip; res = sendto(listenSocket, buffer, len, 0, (struct sockaddr*)&sendAddr, sizeof(sendAddr)); static struct timeval tv; gettimeofday(&tv, NULL); return res; } //----------------------------------------------------------------------------- int AUTH_IA::SendMessage(const STG_MSG & msg, uint32_t ip) const { STG_LOCKER lock(&mutex, __FILE__, __LINE__); printfd(__FILE__, "SendMessage userIP=%s\n", inet_ntostring(ip).c_str()); map::iterator it; it = ip2user.find(ip); if (it == ip2user.end()) { errorStr = "Unknown user."; return -1; } it->second.messagesToSend.push_back(msg); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::RealSendMessage6(const STG_MSG & msg, uint32_t ip, IA_USER & user) { printfd(__FILE__, "RealSendMessage 6 user=%s\n", user.user->GetLogin().c_str()); char buffer[256]; INFO_6 info; memset(&info, 0, sizeof(INFO_6)); info.len = 256; strncpy((char*)info.type, "INFO", 16); info.infoType = 'I'; strncpy((char*)info.text, msg.text.c_str(), 235); info.text[234] = 0; size_t len = info.len; #ifdef ARCH_BE SwapBytes(info.len); #endif memcpy(buffer, &info, sizeof(INFO_6)); Encrypt(&user.ctx, buffer, buffer, len / 8); Send(ip, iaSettings.GetUserPort(), buffer, len); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::RealSendMessage7(const STG_MSG & msg, uint32_t ip, IA_USER & user) { printfd(__FILE__, "RealSendMessage 7 user=%s\n", user.user->GetLogin().c_str()); char buffer[300]; INFO_7 info; memset(&info, 0, sizeof(INFO_7)); info.len = 264; strncpy((char*)info.type, "INFO_7", 16); info.infoType = msg.header.type; info.showTime = msg.header.showTime; info.sendTime = msg.header.creationTime; size_t len = info.len; #ifdef ARCH_BE SwapBytes(info.len); SwapBytes(info.sendTime); #endif strncpy((char*)info.text, msg.text.c_str(), MAX_MSG_LEN - 1); info.text[MAX_MSG_LEN - 1] = 0; memcpy(buffer, &info, sizeof(INFO_7)); Encrypt(&user.ctx, buffer, buffer, len / 8); Send(ip, iaSettings.GetUserPort(), buffer, len); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::RealSendMessage8(const STG_MSG & msg, uint32_t ip, IA_USER & user) { printfd(__FILE__, "RealSendMessage 8 user=%s\n", user.user->GetLogin().c_str()); char buffer[1500]; memset(buffer, 0, sizeof(buffer)); INFO_8 info; memset(&info, 0, sizeof(INFO_8)); info.len = 1056; strncpy((char*)info.type, "INFO_8", 16); info.infoType = msg.header.type; info.showTime = msg.header.showTime; info.sendTime = msg.header.creationTime; strncpy((char*)info.text, msg.text.c_str(), IA_MAX_MSG_LEN_8 - 1); info.text[IA_MAX_MSG_LEN_8 - 1] = 0; size_t len = info.len; #ifdef ARCH_BE SwapBytes(info.len); SwapBytes(info.sendTime); #endif memcpy(buffer, &info, sizeof(INFO_8)); Encrypt(&user.ctx, buffer, buffer, len / 8); Send(ip, user.port, buffer, len); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Process_CONN_SYN_6(CONN_SYN_6 *, IA_USER * iaUser, uint32_t) { if (!(iaUser->phase.GetPhase() == 1 || iaUser->phase.GetPhase() == 3)) return -1; enabledDirs = 0xFFffFFff; iaUser->phase.SetPhase2(); printfd(__FILE__, "Phase changed from %d to 2. Reason: CONN_SYN_6\n", iaUser->phase.GetPhase()); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Process_CONN_SYN_7(CONN_SYN_7 * connSyn, IA_USER * iaUser, uint32_t sip) { return Process_CONN_SYN_6(connSyn, iaUser, sip); } //----------------------------------------------------------------------------- int AUTH_IA::Process_CONN_SYN_8(CONN_SYN_8 * connSyn, IA_USER * iaUser, uint32_t sip) { #ifdef ARCH_BE SwapBytes(connSyn->dirs); #endif int ret = Process_CONN_SYN_6((CONN_SYN_6*)connSyn, iaUser, sip); enabledDirs = connSyn->dirs; return ret; } //----------------------------------------------------------------------------- int AUTH_IA::Process_CONN_ACK_6(CONN_ACK_6 * connAck, IA_USER * iaUser, uint32_t sip) { #ifdef ARCH_BE SwapBytes(connAck->len); SwapBytes(connAck->rnd); #endif printfd( __FILE__, "CONN_ACK_6 %s\n", connAck->type); // �� if ((iaUser->phase.GetPhase() == 2) && (connAck->rnd == iaUser->rnd + 1)) { iaUser->phase.UpdateTime(); iaUser->lastSendAlive = iaUser->phase.GetTime(); if (iaUser->user->Authorize(sip, enabledDirs, this) == 0) { iaUser->phase.SetPhase3(); printfd(__FILE__, "Phase changed from 2 to 3. Reason: CONN_ACK_6\n"); return 0; } else { errorStr = iaUser->user->GetStrError(); iaUser->phase.SetPhase1(); printfd(__FILE__, "Phase changed from 2 to 1. Reason: failed to authorize user\n"); return -1; } } printfd(__FILE__, "Invalid phase or control number. Phase: %d. Control number: %d\n", iaUser->phase.GetPhase(), connAck->rnd); return -1; } //----------------------------------------------------------------------------- int AUTH_IA::Process_CONN_ACK_7(CONN_ACK_7 * connAck, IA_USER * iaUser, uint32_t sip) { return Process_CONN_ACK_6(connAck, iaUser, sip); } //----------------------------------------------------------------------------- int AUTH_IA::Process_CONN_ACK_8(CONN_ACK_8 * connAck, IA_USER * iaUser, uint32_t sip) { #ifdef ARCH_BE SwapBytes(connAck->len); SwapBytes(connAck->rnd); #endif printfd( __FILE__, "CONN_ACK_8 %s\n", connAck->type); if ((iaUser->phase.GetPhase() == 2) && (connAck->rnd == iaUser->rnd + 1)) { iaUser->phase.UpdateTime(); iaUser->lastSendAlive = iaUser->phase.GetTime(); if (iaUser->user->Authorize(sip, enabledDirs, this) == 0) { iaUser->phase.SetPhase3(); printfd(__FILE__, "Phase changed from 2 to 3. Reason: CONN_ACK_8\n"); return 0; } else { errorStr = iaUser->user->GetStrError(); iaUser->phase.SetPhase1(); printfd(__FILE__, "Phase changed from 2 to 1. Reason: failed to authorize user\n"); return -1; } } printfd(__FILE__, "Invalid phase or control number. Phase: %d. Control number: %d\n", iaUser->phase.GetPhase(), connAck->rnd); return -1; } //----------------------------------------------------------------------------- int AUTH_IA::Process_ALIVE_ACK_6(ALIVE_ACK_6 * aliveAck, IA_USER * iaUser, uint32_t) { #ifdef ARCH_BE SwapBytes(aliveAck->len); SwapBytes(aliveAck->rnd); #endif printfd(__FILE__, "ALIVE_ACK_6\n"); if ((iaUser->phase.GetPhase() == 3) && (aliveAck->rnd == iaUser->rnd + 1)) { iaUser->phase.UpdateTime(); #ifdef IA_DEBUG iaUser->aliveSent = false; #endif } return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Process_ALIVE_ACK_7(ALIVE_ACK_7 * aliveAck, IA_USER * iaUser, uint32_t sip) { return Process_ALIVE_ACK_6(aliveAck, iaUser, sip); } //----------------------------------------------------------------------------- int AUTH_IA::Process_ALIVE_ACK_8(ALIVE_ACK_8 * aliveAck, IA_USER * iaUser, uint32_t) { #ifdef ARCH_BE SwapBytes(aliveAck->len); SwapBytes(aliveAck->rnd); #endif printfd(__FILE__, "ALIVE_ACK_8\n"); if ((iaUser->phase.GetPhase() == 3) && (aliveAck->rnd == iaUser->rnd + 1)) { iaUser->phase.UpdateTime(); #ifdef IA_DEBUG iaUser->aliveSent = false; #endif } return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Process_DISCONN_SYN_6(DISCONN_SYN_6 *, IA_USER * iaUser, uint32_t) { printfd(__FILE__, "DISCONN_SYN_6\n"); if (iaUser->phase.GetPhase() != 3) { printfd(__FILE__, "Invalid phase. Expected 3, actual %d\n", iaUser->phase.GetPhase()); errorStr = "Incorrect request DISCONN_SYN"; return -1; } iaUser->phase.SetPhase4(); printfd(__FILE__, "Phase changed from 3 to 4. Reason: DISCONN_SYN_6\n"); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Process_DISCONN_SYN_7(DISCONN_SYN_7 * disconnSyn, IA_USER * iaUser, uint32_t sip) { return Process_DISCONN_SYN_6(disconnSyn, iaUser, sip); } //----------------------------------------------------------------------------- int AUTH_IA::Process_DISCONN_SYN_8(DISCONN_SYN_8 *, IA_USER * iaUser, uint32_t) { if (iaUser->phase.GetPhase() != 3) { errorStr = "Incorrect request DISCONN_SYN"; printfd(__FILE__, "Invalid phase. Expected 3, actual %d\n", iaUser->phase.GetPhase()); return -1; } iaUser->phase.SetPhase4(); printfd(__FILE__, "Phase changed from 3 to 4. Reason: DISCONN_SYN_6\n"); return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Process_DISCONN_ACK_6(DISCONN_ACK_6 * disconnAck, IA_USER * iaUser, uint32_t, map::iterator) { #ifdef ARCH_BE SwapBytes(disconnAck->len); SwapBytes(disconnAck->rnd); #endif printfd(__FILE__, "DISCONN_ACK_6\n"); if (!((iaUser->phase.GetPhase() == 4) && (disconnAck->rnd == iaUser->rnd + 1))) { printfd(__FILE__, "Invalid phase or control number. Phase: %d. Control number: %d\n", iaUser->phase.GetPhase(), disconnAck->rnd); return -1; } return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Process_DISCONN_ACK_7(DISCONN_ACK_7 * disconnAck, IA_USER * iaUser, uint32_t sip, map::iterator it) { return Process_DISCONN_ACK_6(disconnAck, iaUser, sip, it); } //----------------------------------------------------------------------------- int AUTH_IA::Process_DISCONN_ACK_8(DISCONN_ACK_8 * disconnAck, IA_USER * iaUser, uint32_t, map::iterator) { #ifdef ARCH_BE SwapBytes(disconnAck->len); SwapBytes(disconnAck->rnd); #endif printfd(__FILE__, "DISCONN_ACK_8\n"); if (!((iaUser->phase.GetPhase() == 4) && (disconnAck->rnd == iaUser->rnd + 1))) { printfd(__FILE__, "Invalid phase or control number. Phase: %d. Control number: %d\n", iaUser->phase.GetPhase(), disconnAck->rnd); return -1; } return 0; } //----------------------------------------------------------------------------- int AUTH_IA::Send_CONN_SYN_ACK_6(IA_USER * iaUser, uint32_t sip) { //+++ Fill static data in connSynAck +++ // TODO Move this code. It must be executed only once connSynAck6.len = Min8(sizeof(CONN_SYN_ACK_6)); strcpy((char*)connSynAck6.type, "CONN_SYN_ACK"); for (int j = 0; j < DIR_NUM; j++) { strncpy((char*)connSynAck6.dirName[j], stgSettings->GetDirName(j).c_str(), sizeof(string16)); connSynAck6.dirName[j][sizeof(string16) - 1] = 0; } //--- Fill static data in connSynAck --- iaUser->rnd = random(); connSynAck6.rnd = iaUser->rnd; connSynAck6.userTimeOut = iaSettings.GetUserTimeout(); connSynAck6.aliveDelay = iaSettings.GetUserDelay(); #ifdef ARCH_BE SwapBytes(connSynAck6.len); SwapBytes(connSynAck6.rnd); SwapBytes(connSynAck6.userTimeOut); SwapBytes(connSynAck6.aliveDelay); #endif Encrypt(&iaUser->ctx, (char*)&connSynAck6, (char*)&connSynAck6, Min8(sizeof(CONN_SYN_ACK_6))/8); return Send(sip, iaSettings.GetUserPort(), (char*)&connSynAck6, Min8(sizeof(CONN_SYN_ACK_6)));; } //----------------------------------------------------------------------------- int AUTH_IA::Send_CONN_SYN_ACK_7(IA_USER * iaUser, uint32_t sip) { return Send_CONN_SYN_ACK_6(iaUser, sip); } //----------------------------------------------------------------------------- int AUTH_IA::Send_CONN_SYN_ACK_8(IA_USER * iaUser, uint32_t sip) { strcpy((char*)connSynAck8.hdr.magic, IA_ID); connSynAck8.hdr.protoVer[0] = 0; connSynAck8.hdr.protoVer[1] = 8; //+++ Fill static data in connSynAck +++ // TODO Move this code. It must be executed only once connSynAck8.len = Min8(sizeof(CONN_SYN_ACK_8)); strcpy((char*)connSynAck8.type, "CONN_SYN_ACK"); for (int j = 0; j < DIR_NUM; j++) { strncpy((char*)connSynAck8.dirName[j], stgSettings->GetDirName(j).c_str(), sizeof(string16)); connSynAck8.dirName[j][sizeof(string16) - 1] = 0; } //--- Fill static data in connSynAck --- iaUser->rnd = random(); connSynAck8.rnd = iaUser->rnd; connSynAck8.userTimeOut = iaSettings.GetUserTimeout(); connSynAck8.aliveDelay = iaSettings.GetUserDelay(); #ifdef ARCH_BE SwapBytes(connSynAck8.len); SwapBytes(connSynAck8.rnd); SwapBytes(connSynAck8.userTimeOut); SwapBytes(connSynAck8.aliveDelay); #endif Encrypt(&iaUser->ctx, (char*)&connSynAck8, (char*)&connSynAck8, Min8(sizeof(CONN_SYN_ACK_8))/8); return Send(sip, iaUser->port, (char*)&connSynAck8, Min8(sizeof(CONN_SYN_ACK_8))); //return Send(sip, iaUser->port, (char*)&connSynAck8, 384); } //----------------------------------------------------------------------------- int AUTH_IA::Send_ALIVE_SYN_6(IA_USER * iaUser, uint32_t sip) { aliveSyn6.len = Min8(sizeof(ALIVE_SYN_6)); aliveSyn6.rnd = iaUser->rnd = random(); strcpy((char*)aliveSyn6.type, "ALIVE_SYN"); for (int i = 0; i < DIR_NUM; i++) { aliveSyn6.md[i] = iaUser->user->GetProperty().down.Get()[i]; aliveSyn6.mu[i] = iaUser->user->GetProperty().up.Get()[i]; aliveSyn6.sd[i] = iaUser->user->GetSessionDownload()[i]; aliveSyn6.su[i] = iaUser->user->GetSessionUpload()[i]; } //TODO int dn = iaSettings.GetFreeMbShowType(); const TARIFF * tf = iaUser->user->GetTariff(); if (dn < DIR_NUM) { double p = tf->GetPriceWithTraffType(aliveSyn6.mu[dn], aliveSyn6.md[dn], dn, stgTime); p *= (1024 * 1024); if (p == 0) { snprintf((char*)aliveSyn6.freeMb, IA_FREEMB_LEN, "---"); } else { double fmb = iaUser->user->GetProperty().freeMb; fmb = fmb < 0 ? 0 : fmb; snprintf((char*)aliveSyn6.freeMb, IA_FREEMB_LEN, "%.3f", fmb / p); } } else { if (freeMbNone == iaSettings.GetFreeMbShowType()) { aliveSyn6.freeMb[0] = 0; } else { double fmb = iaUser->user->GetProperty().freeMb; fmb = fmb < 0 ? 0 : fmb; snprintf((char*)aliveSyn6.freeMb, IA_FREEMB_LEN, "C%.3f", fmb); } } #ifdef IA_DEBUG if (iaUser->aliveSent) { printfd(__FILE__, "========= ALIVE_ACK_6(7) TIMEOUT !!! %s =========\n", iaUser->user->GetLogin().c_str()); } iaUser->aliveSent = true; #endif aliveSyn6.cash =(int64_t) (iaUser->user->GetProperty().cash.Get() * 1000.0); if (!stgSettings->GetShowFeeInCash()) aliveSyn6.cash -= (int64_t)(tf->GetFee() * 1000.0); #ifdef ARCH_BE SwapBytes(aliveSyn6.len); SwapBytes(aliveSyn6.rnd); SwapBytes(aliveSyn6.cash); for (int i = 0; i < DIR_NUM; ++i) { SwapBytes(aliveSyn6.mu[i]); SwapBytes(aliveSyn6.md[i]); SwapBytes(aliveSyn6.su[i]); SwapBytes(aliveSyn6.sd[i]); } #endif Encrypt(&(iaUser->ctx), (char*)&aliveSyn6, (char*)&aliveSyn6, Min8(sizeof(aliveSyn6))/8); return Send(sip, iaSettings.GetUserPort(), (char*)&aliveSyn6, Min8(sizeof(aliveSyn6))); } //----------------------------------------------------------------------------- int AUTH_IA::Send_ALIVE_SYN_7(IA_USER * iaUser, uint32_t sip) { return Send_ALIVE_SYN_6(iaUser, sip); } //----------------------------------------------------------------------------- int AUTH_IA::Send_ALIVE_SYN_8(IA_USER * iaUser, uint32_t sip) { strcpy((char*)aliveSyn8.hdr.magic, IA_ID); aliveSyn8.hdr.protoVer[0] = 0; aliveSyn8.hdr.protoVer[1] = 8; aliveSyn8.len = Min8(sizeof(ALIVE_SYN_8)); aliveSyn8.rnd = iaUser->rnd = random(); strcpy((char*)aliveSyn8.type, "ALIVE_SYN"); for (int i = 0; i < DIR_NUM; i++) { aliveSyn8.md[i] = iaUser->user->GetProperty().down.Get()[i]; aliveSyn8.mu[i] = iaUser->user->GetProperty().up.Get()[i]; aliveSyn8.sd[i] = iaUser->user->GetSessionDownload()[i]; aliveSyn8.su[i] = iaUser->user->GetSessionUpload()[i]; } //TODO int dn = iaSettings.GetFreeMbShowType(); if (dn < DIR_NUM) { const TARIFF * tf = iaUser->user->GetTariff(); double p = tf->GetPriceWithTraffType(aliveSyn8.mu[dn], aliveSyn8.md[dn], dn, stgTime); p *= (1024 * 1024); if (p == 0) { snprintf((char*)aliveSyn8.freeMb, IA_FREEMB_LEN, "---"); } else { double fmb = iaUser->user->GetProperty().freeMb; fmb = fmb < 0 ? 0 : fmb; snprintf((char*)aliveSyn8.freeMb, IA_FREEMB_LEN, "%.3f", fmb / p); } } else { if (freeMbNone == iaSettings.GetFreeMbShowType()) { aliveSyn8.freeMb[0] = 0; } else { double fmb = iaUser->user->GetProperty().freeMb; fmb = fmb < 0 ? 0 : fmb; snprintf((char*)aliveSyn8.freeMb, IA_FREEMB_LEN, "C%.3f", fmb); } } #ifdef IA_DEBUG if (iaUser->aliveSent) { printfd(__FILE__, "========= ALIVE_ACK_8 TIMEOUT !!! =========\n"); } iaUser->aliveSent = true; #endif const TARIFF * tf = iaUser->user->GetTariff(); aliveSyn8.cash =(int64_t) (iaUser->user->GetProperty().cash.Get() * 1000.0); if (!stgSettings->GetShowFeeInCash()) aliveSyn8.cash -= (int64_t)(tf->GetFee() * 1000.0); #ifdef ARCH_BE SwapBytes(aliveSyn8.len); SwapBytes(aliveSyn8.rnd); SwapBytes(aliveSyn8.cash); SwapBytes(aliveSyn8.status); for (int i = 0; i < DIR_NUM; ++i) { SwapBytes(aliveSyn8.mu[i]); SwapBytes(aliveSyn8.md[i]); SwapBytes(aliveSyn8.su[i]); SwapBytes(aliveSyn8.sd[i]); } #endif Encrypt(&(iaUser->ctx), (char*)&aliveSyn8, (char*)&aliveSyn8, Min8(sizeof(aliveSyn8))/8); return Send(sip, iaUser->port, (char*)&aliveSyn8, Min8(sizeof(aliveSyn8))); } //----------------------------------------------------------------------------- int AUTH_IA::Send_DISCONN_SYN_ACK_6(IA_USER * iaUser, uint32_t sip) { disconnSynAck6.len = Min8(sizeof(DISCONN_SYN_ACK_6)); strcpy((char*)disconnSynAck6.type, "DISCONN_SYN_ACK"); disconnSynAck6.rnd = iaUser->rnd = random(); #ifdef ARCH_BE SwapBytes(disconnSynAck6.len); SwapBytes(disconnSynAck6.rnd); #endif Encrypt(&iaUser->ctx, (char*)&disconnSynAck6, (char*)&disconnSynAck6, Min8(sizeof(disconnSynAck6))/8); return Send(sip, iaSettings.GetUserPort(), (char*)&disconnSynAck6, Min8(sizeof(disconnSynAck6))); } //----------------------------------------------------------------------------- int AUTH_IA::Send_DISCONN_SYN_ACK_7(IA_USER * iaUser, uint32_t sip) { return Send_DISCONN_SYN_ACK_6(iaUser, sip); } //----------------------------------------------------------------------------- int AUTH_IA::Send_DISCONN_SYN_ACK_8(IA_USER * iaUser, uint32_t sip) { strcpy((char*)disconnSynAck8.hdr.magic, IA_ID); disconnSynAck8.hdr.protoVer[0] = 0; disconnSynAck8.hdr.protoVer[1] = 8; disconnSynAck8.len = Min8(sizeof(DISCONN_SYN_ACK_8)); strcpy((char*)disconnSynAck8.type, "DISCONN_SYN_ACK"); disconnSynAck8.rnd = iaUser->rnd = random(); #ifdef ARCH_BE SwapBytes(disconnSynAck8.len); SwapBytes(disconnSynAck8.rnd); #endif Encrypt(&iaUser->ctx, (char*)&disconnSynAck8, (char*)&disconnSynAck8, Min8(sizeof(disconnSynAck8))/8); return Send(sip, iaUser->port, (char*)&disconnSynAck8, Min8(sizeof(disconnSynAck8))); } //----------------------------------------------------------------------------- int AUTH_IA::Send_FIN_6(IA_USER * iaUser, uint32_t sip, map::iterator it) { fin6.len = Min8(sizeof(FIN_6)); strcpy((char*)fin6.type, "FIN"); strcpy((char*)fin6.ok, "OK"); #ifdef ARCH_BE SwapBytes(fin6.len); #endif Encrypt(&iaUser->ctx, (char*)&fin6, (char*)&fin6, Min8(sizeof(fin6))/8); iaUser->user->Unauthorize(this); int ret = Send(sip, iaSettings.GetUserPort(), (char*)&fin6, Min8(sizeof(fin6))); ip2user.erase(it); return ret; } //----------------------------------------------------------------------------- int AUTH_IA::Send_FIN_7(IA_USER * iaUser, uint32_t sip, map::iterator it) { return Send_FIN_6(iaUser, sip, it); } //----------------------------------------------------------------------------- int AUTH_IA::Send_FIN_8(IA_USER * iaUser, uint32_t sip, map::iterator it) { strcpy((char*)fin8.hdr.magic, IA_ID); fin8.hdr.protoVer[0] = 0; fin8.hdr.protoVer[1] = 8; fin8.len = Min8(sizeof(FIN_8)); strcpy((char*)fin8.type, "FIN"); strcpy((char*)fin8.ok, "OK"); #ifdef ARCH_BE SwapBytes(fin8.len); #endif Encrypt(&iaUser->ctx, (char*)&fin8, (char*)&fin8, Min8(sizeof(fin8))/8); iaUser->user->Unauthorize(this); int ret = Send(sip, iaUser->port, (char*)&fin8, Min8(sizeof(fin8))); ip2user.erase(it); return ret; } //----------------------------------------------------------------------------- bool AUTH_IA::WaitPackets(int sd) const { fd_set rfds; FD_ZERO(&rfds); FD_SET(sd, &rfds); struct timeval tv; tv.tv_sec = 0; tv.tv_usec = 500000; int res = select(sd + 1, &rfds, NULL, NULL, &tv); if (res == -1) // Error { if (errno != EINTR) { printfd(__FILE__, "Error on select: '%s'\n", strerror(errno)); } return false; } if (res == 0) // Timeout { return false; } return true; } //----------------------------------------------------------------------------- inline void InitEncrypt(BLOWFISH_CTX * ctx, const string & password) { unsigned char keyL[PASSWD_LEN]; // �� memset(keyL, 0, PASSWD_LEN); strncpy((char *)keyL, password.c_str(), PASSWD_LEN); Blowfish_Init(ctx, keyL, PASSWD_LEN); } //----------------------------------------------------------------------------- inline void Decrypt(BLOWFISH_CTX * ctx, char * dst, const char * src, int len8) { // len8 - �� 8-�� for (int i = 0; i < len8; i++) DecodeString(dst + i * 8, src + i * 8, ctx); } //----------------------------------------------------------------------------- inline void Encrypt(BLOWFISH_CTX * ctx, char * dst, const char * src, int len8) { // len8 - �� 8-�� for (int i = 0; i < len8; i++) EncodeString(dst + i * 8, src + i * 8, ctx); }