2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * Author : Boris Mikhailenko <stg34@stargazer.dp.ua>
19 * Author : Maxim Mamontov <faust@stargazer.dp.ua>
24 $Date: 2010/04/16 12:30:37 $
37 #include "stg/common.h"
38 #include "stg/locker.h"
39 #include "stg/user_property.h"
40 #include "stg/plugin_creator.h"
41 #include "stg/logger.h"
43 #include "ur_functor.h"
44 #include "send_functor.h"
46 extern volatile const time_t stgTime;
48 #define RS_MAX_ROUTERS (100)
50 //-----------------------------------------------------------------------------
51 //-----------------------------------------------------------------------------
52 //-----------------------------------------------------------------------------
53 PLUGIN_CREATOR<REMOTE_SCRIPT> rsc;
54 //-----------------------------------------------------------------------------
55 //-----------------------------------------------------------------------------
56 //-----------------------------------------------------------------------------
59 return rsc.GetPlugin();
61 //-----------------------------------------------------------------------------
62 //-----------------------------------------------------------------------------
63 //-----------------------------------------------------------------------------
64 RS_USER & RS_USER::operator=(const RS_USER & rvalue)
66 lastSentTime = rvalue.lastSentTime;
68 routers = rvalue.routers;
69 shortPacketsCount = rvalue.shortPacketsCount;
72 //-----------------------------------------------------------------------------
73 RS_SETTINGS::RS_SETTINGS()
83 //-----------------------------------------------------------------------------
84 int RS_SETTINGS::ParseSettings(const MODULE_SETTINGS & s)
88 vector<PARAM_VALUE>::const_iterator pvi;
90 ///////////////////////////
92 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
93 if (pvi == s.moduleParams.end())
95 errorStr = "Parameter \'Port\' not found.";
96 printfd(__FILE__, "Parameter 'Port' not found\n");
99 if (ParseIntInRange(pvi->value[0], 2, 65535, &p))
101 errorStr = "Cannot parse parameter \'Port\': " + errorStr;
102 printfd(__FILE__, "Cannot parse parameter 'Port'\n");
106 ///////////////////////////
107 pv.param = "SendPeriod";
108 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
109 if (pvi == s.moduleParams.end())
111 errorStr = "Parameter \'SendPeriod\' not found.";
112 printfd(__FILE__, "Parameter 'SendPeriod' not found\n");
116 if (ParseIntInRange(pvi->value[0], 5, 600, &sendPeriod))
118 errorStr = "Cannot parse parameter \'SendPeriod\': " + errorStr;
119 printfd(__FILE__, "Cannot parse parameter 'SendPeriod'\n");
122 ///////////////////////////
123 pv.param = "UserParams";
124 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
125 if (pvi == s.moduleParams.end())
127 errorStr = "Parameter \'UserParams\' not found.";
128 printfd(__FILE__, "Parameter 'UserParams' not found\n");
131 userParams = pvi->value;
132 ///////////////////////////
133 pv.param = "Password";
134 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
135 if (pvi == s.moduleParams.end())
137 errorStr = "Parameter \'Password\' not found.";
138 printfd(__FILE__, "Parameter 'Password' not found\n");
141 password = pvi->value[0];
142 ///////////////////////////
143 pv.param = "SubnetFile";
144 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
145 if (pvi == s.moduleParams.end())
147 errorStr = "Parameter \'SubnetFile\' not found.";
148 printfd(__FILE__, "Parameter 'SubnetFile' not found\n");
151 subnetFile = pvi->value[0];
153 NRMapParser nrMapParser;
155 if (!nrMapParser.ReadFile(subnetFile))
157 netRouters = nrMapParser.GetMap();
161 GetStgLogger()("mod_rscript: error opening subnets file '%s'", subnetFile.c_str());
166 //-----------------------------------------------------------------------------
167 //-----------------------------------------------------------------------------
168 //-----------------------------------------------------------------------------
169 REMOTE_SCRIPT::REMOTE_SCRIPT()
171 afterChgIPNotifierList(),
185 onAddUserNotifier(*this),
186 onDelUserNotifier(*this),
187 logger(GetPluginLogger(GetStgLogger(), "rscript"))
189 pthread_mutex_init(&mutex, NULL);
191 //-----------------------------------------------------------------------------
192 REMOTE_SCRIPT::~REMOTE_SCRIPT()
194 pthread_mutex_destroy(&mutex);
196 //-----------------------------------------------------------------------------
197 void * REMOTE_SCRIPT::Run(void * d)
200 sigfillset(&signalSet);
201 pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
203 REMOTE_SCRIPT * rs = static_cast<REMOTE_SCRIPT *>(d);
205 rs->isRunning = true;
213 rs->isRunning = false;
216 //-----------------------------------------------------------------------------
217 int REMOTE_SCRIPT::ParseSettings()
219 int ret = rsSettings.ParseSettings(settings);
221 errorStr = rsSettings.GetStrError();
223 sendPeriod = rsSettings.GetSendPeriod();
224 halfPeriod = sendPeriod / 2;
228 //-----------------------------------------------------------------------------
229 int REMOTE_SCRIPT::Start()
231 netRouters = rsSettings.GetSubnetsMap();
233 InitEncrypt(&ctx, rsSettings.GetPassword());
235 //onAddUserNotifier.SetRemoteScript(this);
236 //onDelUserNotifier.SetRemoteScript(this);
238 users->AddNotifierUserAdd(&onAddUserNotifier);
239 users->AddNotifierUserDel(&onDelUserNotifier);
255 if (pthread_create(&thread, NULL, Run, this))
257 errorStr = "Cannot create thread.";
258 logger("Cannot create thread.");
259 printfd(__FILE__, "Cannot create thread\n");
267 //-----------------------------------------------------------------------------
268 int REMOTE_SCRIPT::Stop()
276 authorizedUsers.begin(),
277 authorizedUsers.end(),
278 DisconnectUser(*this)
285 //5 seconds to thread stops itself
286 for (int i = 0; i < 25 && isRunning; i++)
288 struct timespec ts = {0, 200000000};
289 nanosleep(&ts, NULL);
293 users->DelNotifierUserDel(&onDelUserNotifier);
294 users->DelNotifierUserAdd(&onAddUserNotifier);
298 logger("Cannot stop thread.");
304 //-----------------------------------------------------------------------------
305 int REMOTE_SCRIPT::Reload()
307 NRMapParser nrMapParser;
309 if (nrMapParser.ReadFile(rsSettings.GetMapFileName()))
311 errorStr = nrMapParser.GetErrorStr();
312 logger("Map file reading error: %s", errorStr.c_str());
317 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
319 printfd(__FILE__, "REMOTE_SCRIPT::Reload()\n");
321 netRouters = nrMapParser.GetMap();
324 std::for_each(authorizedUsers.begin(),
325 authorizedUsers.end(),
326 UpdateRouter(*this));
330 //-----------------------------------------------------------------------------
331 bool REMOTE_SCRIPT::PrepareNet()
333 sock = socket(AF_INET, SOCK_DGRAM, 0);
337 errorStr = "Cannot create socket.";
338 logger("Canot create a socket: %s", strerror(errno));
339 printfd(__FILE__, "Cannot create socket\n");
345 //-----------------------------------------------------------------------------
346 bool REMOTE_SCRIPT::FinalizeNet()
351 //-----------------------------------------------------------------------------
352 void REMOTE_SCRIPT::PeriodicSend()
354 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
356 map<uint32_t, RS_USER>::iterator it(authorizedUsers.begin());
357 while (it != authorizedUsers.end())
359 if (difftime(stgTime, it->second.lastSentTime) - (rand() % halfPeriod) > sendPeriod)
360 //if (stgTime - it->second.lastSentTime > sendPeriod)
362 Send(it->first, it->second);
367 //-----------------------------------------------------------------------------
369 bool REMOTE_SCRIPT::PreparePacket(char * buf, size_t, uint32_t ip, RS_USER & rsu, bool forceDisconnect) const
371 bool REMOTE_SCRIPT::PreparePacket(char * buf, size_t bufSize, uint32_t ip, RS_USER & rsu, bool forceDisconnect) const
374 RS_PACKET_HEADER packetHead;
376 memset(packetHead.padding, 0, sizeof(packetHead.padding));
377 strcpy((char*)packetHead.magic, RS_ID);
378 packetHead.protoVer[0] = '0';
379 packetHead.protoVer[1] = '2';
382 packetHead.packetType = RS_DISCONNECT_PACKET;
386 if (rsu.shortPacketsCount % MAX_SHORT_PCKT == 0)
389 packetHead.packetType = rsu.user->IsInetable() ? RS_CONNECT_PACKET : RS_DISCONNECT_PACKET;
394 packetHead.packetType = rsu.user->IsInetable() ? RS_ALIVE_PACKET : RS_DISCONNECT_PACKET;
397 rsu.shortPacketsCount++;
398 rsu.lastSentTime = stgTime;
400 packetHead.ip = htonl(ip);
401 packetHead.id = htonl(rsu.user->GetID());
402 strncpy((char*)packetHead.login, rsu.user->GetLogin().c_str(), RS_LOGIN_LEN);
403 packetHead.login[RS_LOGIN_LEN - 1] = 0;
405 memcpy(buf, &packetHead, sizeof(packetHead));
407 if (packetHead.packetType == RS_ALIVE_PACKET)
412 RS_PACKET_TAIL packetTail;
414 memset(packetTail.padding, 0, sizeof(packetTail.padding));
415 strcpy((char*)packetTail.magic, RS_ID);
416 vector<string>::const_iterator it;
418 for(it = rsSettings.GetUserParams().begin();
419 it != rsSettings.GetUserParams().end();
422 std::string parameter(GetUserParam(rsu.user, *it));
423 if (params.length() + parameter.length() > RS_PARAMS_LEN - 1)
425 params += parameter + " ";
427 strncpy((char *)packetTail.params, params.c_str(), RS_PARAMS_LEN);
428 packetTail.params[RS_PARAMS_LEN - 1] = 0;
430 assert(sizeof(packetHead) + sizeof(packetTail) <= bufSize && "Insufficient buffer space");
432 Encrypt(&ctx, buf + sizeof(packetHead), (char *)&packetTail, sizeof(packetTail) / 8);
436 //-----------------------------------------------------------------------------
437 bool REMOTE_SCRIPT::Send(uint32_t ip, RS_USER & rsu, bool forceDisconnect) const
439 char buffer[RS_MAX_PACKET_LEN];
441 memset(buffer, 0, sizeof(buffer));
443 if (PreparePacket(buffer, sizeof(buffer), ip, rsu, forceDisconnect))
445 printfd(__FILE__, "REMOTE_SCRIPT::Send() - Invalid packet length!\n");
452 PacketSender(sock, buffer, sizeof(buffer), htons(rsSettings.GetPort()))
457 //-----------------------------------------------------------------------------
458 bool REMOTE_SCRIPT::SendDirect(uint32_t ip, RS_USER & rsu, uint32_t routerIP, bool forceDisconnect) const
460 char buffer[RS_MAX_PACKET_LEN];
462 if (PreparePacket(buffer, sizeof(buffer), ip, rsu, forceDisconnect))
464 printfd(__FILE__, "REMOTE_SCRIPT::SendDirect() - Invalid packet length!\n");
468 struct sockaddr_in sendAddr;
470 sendAddr.sin_family = AF_INET;
471 sendAddr.sin_port = htons(rsSettings.GetPort());
472 sendAddr.sin_addr.s_addr = routerIP;
474 int res = sendto(sock, buffer, sizeof(buffer), 0, (struct sockaddr *)&sendAddr, sizeof(sendAddr));
477 logger("sendto error: %s", strerror(errno));
479 return (res != sizeof(buffer));
481 //-----------------------------------------------------------------------------
482 bool REMOTE_SCRIPT::GetUsers()
486 int h = users->OpenSearch();
487 assert(h && "USERS::OpenSearch is always correct");
489 while (!users->SearchNext(h, &u))
494 users->CloseSearch(h);
497 //-----------------------------------------------------------------------------
498 void REMOTE_SCRIPT::ChangedIP(USER_PTR u, uint32_t oldIP, uint32_t newIP)
501 * When ip changes process looks like:
507 RS_USER rsu(IP2Routers(newIP), u);
510 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
511 authorizedUsers[newIP] = rsu;
515 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
516 const map<uint32_t, RS_USER>::iterator it(
517 authorizedUsers.find(oldIP)
519 if (it != authorizedUsers.end())
521 Send(oldIP, it->second, true);
522 authorizedUsers.erase(it);
526 //-----------------------------------------------------------------------------
527 std::vector<uint32_t> REMOTE_SCRIPT::IP2Routers(uint32_t ip)
529 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
530 for (size_t i = 0; i < netRouters.size(); ++i)
532 if ((ip & netRouters[i].subnetMask) == (netRouters[i].subnetIP & netRouters[i].subnetMask))
534 return netRouters[i].routers;
537 return std::vector<uint32_t>();
539 //-----------------------------------------------------------------------------
540 string REMOTE_SCRIPT::GetUserParam(USER_PTR u, const string & paramName) const
543 if (strcasecmp(paramName.c_str(), "cash") == 0)
544 strprintf(&value, "%f", u->GetProperty().cash.Get());
546 if (strcasecmp(paramName.c_str(), "freeMb") == 0)
547 strprintf(&value, "%f", u->GetProperty().freeMb.Get());
549 if (strcasecmp(paramName.c_str(), "passive") == 0)
550 strprintf(&value, "%d", u->GetProperty().passive.Get());
552 if (strcasecmp(paramName.c_str(), "disabled") == 0)
553 strprintf(&value, "%d", u->GetProperty().disabled.Get());
555 if (strcasecmp(paramName.c_str(), "alwaysOnline") == 0)
556 strprintf(&value, "%d", u->GetProperty().alwaysOnline.Get());
558 if (strcasecmp(paramName.c_str(), "tariffName") == 0 ||
559 strcasecmp(paramName.c_str(), "tariff") == 0)
560 value = "\"" + u->GetProperty().tariffName.Get() + "\"";
562 if (strcasecmp(paramName.c_str(), "nextTariff") == 0)
563 value = "\"" + u->GetProperty().nextTariff.Get() + "\"";
565 if (strcasecmp(paramName.c_str(), "address") == 0)
566 value = "\"" + u->GetProperty().address.Get() + "\"";
568 if (strcasecmp(paramName.c_str(), "note") == 0)
569 value = "\"" + u->GetProperty().note.Get() + "\"";
571 if (strcasecmp(paramName.c_str(), "group") == 0)
572 value = "\"" + u->GetProperty().group.Get() + "\"";
574 if (strcasecmp(paramName.c_str(), "email") == 0)
575 value = "\"" + u->GetProperty().email.Get() + "\"";
577 if (strcasecmp(paramName.c_str(), "realName") == 0)
578 value = "\"" + u->GetProperty().realName.Get() + "\"";
580 if (strcasecmp(paramName.c_str(), "credit") == 0)
581 strprintf(&value, "%f", u->GetProperty().credit.Get());
583 if (strcasecmp(paramName.c_str(), "userdata0") == 0)
584 value = "\"" + u->GetProperty().userdata0.Get() + "\"";
586 if (strcasecmp(paramName.c_str(), "userdata1") == 0)
587 value = "\"" + u->GetProperty().userdata1.Get() + "\"";
589 if (strcasecmp(paramName.c_str(), "userdata2") == 0)
590 value = "\"" + u->GetProperty().userdata2.Get() + "\"";
592 if (strcasecmp(paramName.c_str(), "userdata3") == 0)
593 value = "\"" + u->GetProperty().userdata3.Get() + "\"";
595 if (strcasecmp(paramName.c_str(), "userdata4") == 0)
596 value = "\"" + u->GetProperty().userdata4.Get() + "\"";
598 if (strcasecmp(paramName.c_str(), "userdata5") == 0)
599 value = "\"" + u->GetProperty().userdata5.Get() + "\"";
601 if (strcasecmp(paramName.c_str(), "userdata6") == 0)
602 value = "\"" + u->GetProperty().userdata6.Get() + "\"";
604 if (strcasecmp(paramName.c_str(), "userdata7") == 0)
605 value = "\"" + u->GetProperty().userdata7.Get() + "\"";
607 if (strcasecmp(paramName.c_str(), "userdata8") == 0)
608 value = "\"" + u->GetProperty().userdata8.Get() + "\"";
610 if (strcasecmp(paramName.c_str(), "userdata9") == 0)
611 value = "\"" + u->GetProperty().userdata9.Get() + "\"";
613 if (strcasecmp(paramName.c_str(), "enabledDirs") == 0)
614 value = u->GetEnabledDirs();
616 printfd(__FILE__, "Unknown value name: %s\n", paramName.c_str());
619 //-----------------------------------------------------------------------------
620 void REMOTE_SCRIPT::SetUserNotifier(USER_PTR u)
622 RS_CHG_AFTER_NOTIFIER<uint32_t> afterChgIPNotifier(*this, u);
624 afterChgIPNotifierList.push_front(afterChgIPNotifier);
626 u->AddCurrIPAfterNotifier(&(*afterChgIPNotifierList.begin()));
628 //-----------------------------------------------------------------------------
629 void REMOTE_SCRIPT::UnSetUserNotifier(USER_PTR u)
631 list<RS_CHG_AFTER_NOTIFIER<uint32_t> >::iterator ipAIter;
632 std::list<list<RS_CHG_AFTER_NOTIFIER<uint32_t> >::iterator> toErase;
634 for (ipAIter = afterChgIPNotifierList.begin(); ipAIter != afterChgIPNotifierList.end(); ++ipAIter)
636 if (ipAIter->GetUser() == u)
638 u->DelCurrIPAfterNotifier(&(*ipAIter));
639 toErase.push_back(ipAIter);
643 std::list<list<RS_CHG_AFTER_NOTIFIER<uint32_t> >::iterator>::iterator eIter;
645 for (eIter = toErase.begin(); eIter != toErase.end(); ++eIter)
647 afterChgIPNotifierList.erase(*eIter);
650 //-----------------------------------------------------------------------------
651 template <typename varParamType>
652 void RS_CHG_AFTER_NOTIFIER<varParamType>::Notify(const varParamType & oldValue, const varParamType & newValue)
654 rs.ChangedIP(user, oldValue, newValue);
656 //-----------------------------------------------------------------------------
657 void REMOTE_SCRIPT::InitEncrypt(BLOWFISH_CTX * ctx, const string & password) const
659 unsigned char keyL[PASSWD_LEN]; // Пароль для шифровки
660 memset(keyL, 0, PASSWD_LEN);
661 strncpy((char *)keyL, password.c_str(), PASSWD_LEN);
662 Blowfish_Init(ctx, keyL, PASSWD_LEN);
664 //-----------------------------------------------------------------------------
665 void REMOTE_SCRIPT::Encrypt(BLOWFISH_CTX * ctx, char * dst, const char * src, size_t len8) const
668 memcpy(dst, src, len8 * 8);
669 for (size_t i = 0; i < len8; ++i)
670 Blowfish_Encrypt(ctx, (uint32_t *)(dst + i * 8), (uint32_t *)(dst + i * 8 + 4));
672 //-----------------------------------------------------------------------------