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 $
35 #include "stg/common.h"
36 #include "stg/locker.h"
37 #include "stg/user_property.h"
38 #include "stg/plugin_creator.h"
40 #include "ur_functor.h"
41 #include "send_functor.h"
43 extern volatile const time_t stgTime;
45 #define RS_MAX_ROUTERS (100)
47 //-----------------------------------------------------------------------------
48 //-----------------------------------------------------------------------------
49 //-----------------------------------------------------------------------------
50 PLUGIN_CREATOR<REMOTE_SCRIPT> rsc;
51 //-----------------------------------------------------------------------------
52 //-----------------------------------------------------------------------------
53 //-----------------------------------------------------------------------------
56 return rsc.GetPlugin();
58 //-----------------------------------------------------------------------------
59 //-----------------------------------------------------------------------------
60 //-----------------------------------------------------------------------------
61 RS_USER & RS_USER::operator=(const RS_USER & rvalue)
63 lastSentTime = rvalue.lastSentTime;
65 routers = rvalue.routers;
66 shortPacketsCount = rvalue.shortPacketsCount;
69 //-----------------------------------------------------------------------------
70 RS_SETTINGS::RS_SETTINGS()
80 //-----------------------------------------------------------------------------
81 int RS_SETTINGS::ParseSettings(const MODULE_SETTINGS & s)
85 vector<PARAM_VALUE>::const_iterator pvi;
87 ///////////////////////////
89 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
90 if (pvi == s.moduleParams.end())
92 errorStr = "Parameter \'Port\' not found.";
93 printfd(__FILE__, "Parameter 'Port' not found\n");
96 if (ParseIntInRange(pvi->value[0], 2, 65535, &p))
98 errorStr = "Cannot parse parameter \'Port\': " + errorStr;
99 printfd(__FILE__, "Cannot parse parameter 'Port'\n");
103 ///////////////////////////
104 pv.param = "SendPeriod";
105 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
106 if (pvi == s.moduleParams.end())
108 errorStr = "Parameter \'SendPeriod\' not found.";
109 printfd(__FILE__, "Parameter 'SendPeriod' not found\n");
113 if (ParseIntInRange(pvi->value[0], 5, 600, &sendPeriod))
115 errorStr = "Cannot parse parameter \'SendPeriod\': " + errorStr;
116 printfd(__FILE__, "Cannot parse parameter 'SendPeriod'\n");
119 ///////////////////////////
120 pv.param = "UserParams";
121 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
122 if (pvi == s.moduleParams.end())
124 errorStr = "Parameter \'UserParams\' not found.";
125 printfd(__FILE__, "Parameter 'UserParams' not found\n");
128 userParams = pvi->value;
129 ///////////////////////////
130 pv.param = "Password";
131 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
132 if (pvi == s.moduleParams.end())
134 errorStr = "Parameter \'Password\' not found.";
135 printfd(__FILE__, "Parameter 'Password' not found\n");
138 password = pvi->value[0];
139 ///////////////////////////
140 pv.param = "SubnetFile";
141 pvi = find(s.moduleParams.begin(), s.moduleParams.end(), pv);
142 if (pvi == s.moduleParams.end())
144 errorStr = "Parameter \'SubnetFile\' not found.";
145 printfd(__FILE__, "Parameter 'SubnetFile' not found\n");
148 subnetFile = pvi->value[0];
150 NRMapParser nrMapParser;
152 if (nrMapParser.ReadFile(subnetFile))
154 errorStr = nrMapParser.GetErrorStr();
158 netRouters = nrMapParser.GetMap();
160 if (netRouters.empty())
162 errorStr = "Parameter(s) \'Subnet*\' not found.";
163 printfd(__FILE__, "Parameter(s) 'Subnet*' not found\n");
169 //-----------------------------------------------------------------------------
170 //-----------------------------------------------------------------------------
171 //-----------------------------------------------------------------------------
172 REMOTE_SCRIPT::REMOTE_SCRIPT()
174 afterChgIPNotifierList(),
188 onAddUserNotifier(*this),
189 onDelUserNotifier(*this)
191 pthread_mutex_init(&mutex, NULL);
193 //-----------------------------------------------------------------------------
194 REMOTE_SCRIPT::~REMOTE_SCRIPT()
196 pthread_mutex_destroy(&mutex);
198 //-----------------------------------------------------------------------------
199 void * REMOTE_SCRIPT::Run(void * d)
201 REMOTE_SCRIPT * rs = static_cast<REMOTE_SCRIPT *>(d);
203 rs->isRunning = true;
211 rs->isRunning = false;
214 //-----------------------------------------------------------------------------
215 int REMOTE_SCRIPT::ParseSettings()
217 int ret = rsSettings.ParseSettings(settings);
219 errorStr = rsSettings.GetStrError();
221 sendPeriod = rsSettings.GetSendPeriod();
222 halfPeriod = sendPeriod / 2;
226 //-----------------------------------------------------------------------------
227 int REMOTE_SCRIPT::Start()
229 netRouters = rsSettings.GetSubnetsMap();
231 InitEncrypt(&ctx, rsSettings.GetPassword());
233 //onAddUserNotifier.SetRemoteScript(this);
234 //onDelUserNotifier.SetRemoteScript(this);
236 users->AddNotifierUserAdd(&onAddUserNotifier);
237 users->AddNotifierUserDel(&onDelUserNotifier);
253 if (pthread_create(&thread, NULL, Run, this))
255 errorStr = "Cannot create thread.";
256 printfd(__FILE__, "Cannot create thread\n");
264 //-----------------------------------------------------------------------------
265 int REMOTE_SCRIPT::Stop()
273 authorizedUsers.begin(),
274 authorizedUsers.end(),
275 DisconnectUser(*this)
282 //5 seconds to thread stops itself
283 for (int i = 0; i < 25 && isRunning; i++)
288 //after 5 seconds waiting thread still running. now killing it
291 if (pthread_kill(thread, SIGINT))
293 errorStr = "Cannot kill thread.";
294 printfd(__FILE__, "Cannot kill thread\n");
297 printfd(__FILE__, "REMOTE_SCRIPT killed Run\n");
301 users->DelNotifierUserDel(&onDelUserNotifier);
302 users->DelNotifierUserAdd(&onAddUserNotifier);
306 //-----------------------------------------------------------------------------
307 int REMOTE_SCRIPT::Reload()
309 NRMapParser nrMapParser;
311 if (nrMapParser.ReadFile(rsSettings.GetMapFileName()))
313 errorStr = nrMapParser.GetErrorStr();
318 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
320 printfd(__FILE__, "REMOTE_SCRIPT::Reload()\n");
322 netRouters = nrMapParser.GetMap();
325 std::for_each(authorizedUsers.begin(),
326 authorizedUsers.end(),
327 UpdateRouter(*this));
331 //-----------------------------------------------------------------------------
332 bool REMOTE_SCRIPT::PrepareNet()
334 sock = socket(AF_INET, SOCK_DGRAM, 0);
338 errorStr = "Cannot create socket.";
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));
476 return (res != sizeof(buffer));
478 //-----------------------------------------------------------------------------
479 bool REMOTE_SCRIPT::GetUsers()
483 int h = users->OpenSearch();
486 errorStr = "users->OpenSearch() error.";
487 printfd(__FILE__, "OpenSearch() error\n");
491 while (!users->SearchNext(h, &u))
496 users->CloseSearch(h);
499 //-----------------------------------------------------------------------------
500 void REMOTE_SCRIPT::ChangedIP(USER_PTR u, uint32_t oldIP, uint32_t newIP)
503 * When ip changes process looks like:
509 RS_USER rsu(IP2Routers(newIP), u);
512 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
513 authorizedUsers[newIP] = rsu;
517 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
518 const map<uint32_t, RS_USER>::iterator it(
519 authorizedUsers.find(oldIP)
521 if (it != authorizedUsers.end())
523 Send(oldIP, it->second, true);
524 authorizedUsers.erase(it);
528 //-----------------------------------------------------------------------------
529 std::vector<uint32_t> REMOTE_SCRIPT::IP2Routers(uint32_t ip)
531 STG_LOCKER lock(&mutex, __FILE__, __LINE__);
532 for (size_t i = 0; i < netRouters.size(); ++i)
534 if ((ip & netRouters[i].subnetMask) == (netRouters[i].subnetIP & netRouters[i].subnetMask))
536 return netRouters[i].routers;
539 return std::vector<uint32_t>();
541 //-----------------------------------------------------------------------------
542 string REMOTE_SCRIPT::GetUserParam(USER_PTR u, const string & paramName) const
545 if (strcasecmp(paramName.c_str(), "cash") == 0)
546 strprintf(&value, "%f", u->GetProperty().cash.Get());
548 if (strcasecmp(paramName.c_str(), "freeMb") == 0)
549 strprintf(&value, "%f", u->GetProperty().freeMb.Get());
551 if (strcasecmp(paramName.c_str(), "passive") == 0)
552 strprintf(&value, "%d", u->GetProperty().passive.Get());
554 if (strcasecmp(paramName.c_str(), "disabled") == 0)
555 strprintf(&value, "%d", u->GetProperty().disabled.Get());
557 if (strcasecmp(paramName.c_str(), "alwaysOnline") == 0)
558 strprintf(&value, "%d", u->GetProperty().alwaysOnline.Get());
560 if (strcasecmp(paramName.c_str(), "tariffName") == 0 ||
561 strcasecmp(paramName.c_str(), "tariff") == 0)
562 value = "\"" + u->GetProperty().tariffName.Get() + "\"";
564 if (strcasecmp(paramName.c_str(), "nextTariff") == 0)
565 value = "\"" + u->GetProperty().nextTariff.Get() + "\"";
567 if (strcasecmp(paramName.c_str(), "address") == 0)
568 value = "\"" + u->GetProperty().address.Get() + "\"";
570 if (strcasecmp(paramName.c_str(), "note") == 0)
571 value = "\"" + u->GetProperty().note.Get() + "\"";
573 if (strcasecmp(paramName.c_str(), "group") == 0)
574 value = "\"" + u->GetProperty().group.Get() + "\"";
576 if (strcasecmp(paramName.c_str(), "email") == 0)
577 value = "\"" + u->GetProperty().email.Get() + "\"";
579 if (strcasecmp(paramName.c_str(), "realName") == 0)
580 value = "\"" + u->GetProperty().realName.Get() + "\"";
582 if (strcasecmp(paramName.c_str(), "credit") == 0)
583 strprintf(&value, "%f", u->GetProperty().credit.Get());
585 if (strcasecmp(paramName.c_str(), "userdata0") == 0)
586 value = "\"" + u->GetProperty().userdata0.Get() + "\"";
588 if (strcasecmp(paramName.c_str(), "userdata1") == 0)
589 value = "\"" + u->GetProperty().userdata1.Get() + "\"";
591 if (strcasecmp(paramName.c_str(), "userdata2") == 0)
592 value = "\"" + u->GetProperty().userdata2.Get() + "\"";
594 if (strcasecmp(paramName.c_str(), "userdata3") == 0)
595 value = "\"" + u->GetProperty().userdata3.Get() + "\"";
597 if (strcasecmp(paramName.c_str(), "userdata4") == 0)
598 value = "\"" + u->GetProperty().userdata4.Get() + "\"";
600 if (strcasecmp(paramName.c_str(), "userdata5") == 0)
601 value = "\"" + u->GetProperty().userdata5.Get() + "\"";
603 if (strcasecmp(paramName.c_str(), "userdata6") == 0)
604 value = "\"" + u->GetProperty().userdata6.Get() + "\"";
606 if (strcasecmp(paramName.c_str(), "userdata7") == 0)
607 value = "\"" + u->GetProperty().userdata7.Get() + "\"";
609 if (strcasecmp(paramName.c_str(), "userdata8") == 0)
610 value = "\"" + u->GetProperty().userdata8.Get() + "\"";
612 if (strcasecmp(paramName.c_str(), "userdata9") == 0)
613 value = "\"" + u->GetProperty().userdata9.Get() + "\"";
615 if (strcasecmp(paramName.c_str(), "enabledDirs") == 0)
616 value = u->GetEnabledDirs();
618 printfd(__FILE__, "Unknown value name: %s\n", paramName.c_str());
621 //-----------------------------------------------------------------------------
622 void REMOTE_SCRIPT::SetUserNotifier(USER_PTR u)
624 RS_CHG_AFTER_NOTIFIER<uint32_t> afterChgIPNotifier(*this, u);
626 afterChgIPNotifierList.push_front(afterChgIPNotifier);
628 u->AddCurrIPAfterNotifier(&(*afterChgIPNotifierList.begin()));
630 //-----------------------------------------------------------------------------
631 void REMOTE_SCRIPT::UnSetUserNotifier(USER_PTR u)
633 list<RS_CHG_AFTER_NOTIFIER<uint32_t> >::iterator ipAIter;
634 std::list<list<RS_CHG_AFTER_NOTIFIER<uint32_t> >::iterator> toErase;
636 for (ipAIter = afterChgIPNotifierList.begin(); ipAIter != afterChgIPNotifierList.end(); ++ipAIter)
638 if (ipAIter->GetUser() == u)
640 u->DelCurrIPAfterNotifier(&(*ipAIter));
641 toErase.push_back(ipAIter);
645 std::list<list<RS_CHG_AFTER_NOTIFIER<uint32_t> >::iterator>::iterator eIter;
647 for (eIter = toErase.begin(); eIter != toErase.end(); ++eIter)
649 afterChgIPNotifierList.erase(*eIter);
652 //-----------------------------------------------------------------------------
653 template <typename varParamType>
654 void RS_CHG_AFTER_NOTIFIER<varParamType>::Notify(const varParamType & oldValue, const varParamType & newValue)
656 rs.ChangedIP(user, oldValue, newValue);
658 //-----------------------------------------------------------------------------
659 void REMOTE_SCRIPT::InitEncrypt(BLOWFISH_CTX * ctx, const string & password) const
661 unsigned char keyL[PASSWD_LEN]; // Пароль для шифровки
662 memset(keyL, 0, PASSWD_LEN);
663 strncpy((char *)keyL, password.c_str(), PASSWD_LEN);
664 Blowfish_Init(ctx, keyL, PASSWD_LEN);
666 //-----------------------------------------------------------------------------
667 void REMOTE_SCRIPT::Encrypt(BLOWFISH_CTX * ctx, char * dst, const char * src, size_t len8) const
670 memcpy(dst, src, len8 * 8);
671 for (size_t i = 0; i < len8; ++i)
672 Blowfish_Encrypt(ctx, (uint32_t *)(dst + i * 8), (uint32_t *)(dst + i * 8 + 4));
674 //-----------------------------------------------------------------------------