X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fuserprocess.cpp;h=7cdb85cd231007c82c691336ad07b26be272184d;hb=7f00015727fab50e37de46aa90d218b31c852c87;hp=b185bc4b5d033b6ff670f4c2dd360530fac56c85;hpb=80d1296c31d8e16e71f7079144618a3eae6976d1;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/userprocess.cpp b/src/userprocess.cpp index b185bc4b5..7cdb85cd2 100644 --- a/src/userprocess.cpp +++ b/src/userprocess.cpp @@ -2,101 +2,43 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. - * E-mail: - * - * + * InspIRCd: (C) 2002-2007 InspIRCd Development Team + * See: http://www.inspircd.org/wiki/index.php/Credits * - * Written by Craig Edwards, Craig McLure, and others. * This program is free but copyrighted software; see * the file COPYING for details. * * --------------------------------------------------- */ -/* Now with added unF! ;) */ - -using namespace std; - -#include "inspircd_config.h" -#include "inspircd.h" #include "configreader.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#ifdef THREADED_DNS -#include -#endif #include "users.h" -#include "ctables.h" -#include "globals.h" #include "modules.h" -#include "dynamic.h" #include "wildcard.h" -#include "message.h" -#include "mode.h" -#include "commands.h" #include "xline.h" -#include "inspstring.h" -#include "dnsqueue.h" -#include "helperfuncs.h" -#include "hashcomp.h" #include "socketengine.h" -#include "userprocess.h" -#include "typedefs.h" +#include "inspircd.h" #include "command_parse.h" -#include "cull_list.h" - -extern struct sockaddr_in client,server; -extern socklen_t length; -extern std::vector modules; -extern std::vector factory; -extern std::vector module_sockets; -extern time_t TIME; -extern time_t OLDTIME; -extern std::vector local_users; -extern InspSocket* socket_ref[MAX_DESCRIPTORS]; - -extern InspIRCd* ServerInstance; -extern ServerConfig *Config; -extern userrec* fd_ref_table[MAX_DESCRIPTORS]; -char data[65536]; - -extern user_hash clientlist; -extern chan_hash chanlist; - -void ProcessUser(userrec* cu) + +void InspIRCd::ProcessUser(userrec* cu) { int result = EAGAIN; - if (cu->fd == FD_MAGIC_NUMBER) + if (cu->GetFd() == FD_MAGIC_NUMBER) return; - log(DEBUG,"Processing user with fd %d",cu->fd); - - if (Config->GetIOHook(cu->port)) + if (this->Config->GetIOHook(cu->GetPort())) { int result2 = 0; int MOD_RESULT = 0; try { - MOD_RESULT = Config->GetIOHook(cu->port)->OnRawSocketRead(cu->fd,data,65535,result2); - log(DEBUG,"Data result returned by module: %d",MOD_RESULT); + MOD_RESULT = this->Config->GetIOHook(cu->GetPort())->OnRawSocketRead(cu->GetFd(),ReadBuffer,sizeof(ReadBuffer),result2); } - catch (ModuleException& modexcept) + catch (CoreException& modexcept) { - log(DEBUG,"Module exception caught: %s",modexcept.GetReason()); + this->Log(DEBUG, "%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason()); } if (MOD_RESULT < 0) @@ -110,18 +52,16 @@ void ProcessUser(userrec* cu) } else { - result = cu->ReadData(data, 65535); + result = cu->ReadData(ReadBuffer, sizeof(ReadBuffer)); } - log(DEBUG,"Read result: %d",result); - if ((result) && (result != -EAGAIN)) { userrec *current; int currfd; int floodlines = 0; - ServerInstance->stats->statsRecv += result; + this->stats->statsRecv += result; /* * perform a check on the raw buffer as an array (not a string!) to remove * character 0 which is illegal in the RFC - replace them with spaces. @@ -131,23 +71,23 @@ void ProcessUser(userrec* cu) for (int checker = 0; checker < result; checker++) { - if (data[checker] == 0) - data[checker] = ' '; + if (ReadBuffer[checker] == 0) + ReadBuffer[checker] = ' '; } if (result > 0) - data[result] = '\0'; + ReadBuffer[result] = '\0'; current = cu; - currfd = current->fd; + currfd = current->GetFd(); // add the data to the users buffer if (result > 0) { - if (!current->AddBuffer(data)) + if (!current->AddBuffer(ReadBuffer)) { // AddBuffer returned false, theres too much data in the user's buffer and theyre up to no good. - if (current->registered == 7) + if (current->registered == REG_ALL) { // Make sure they arn't flooding long lines. if (TIME > current->reset_due) @@ -160,40 +100,40 @@ void ProcessUser(userrec* cu) if (current->lines_in > current->flood) { - log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); - WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); - kill_link(current,"Excess flood"); + this->Log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); + this->SNO->WriteToSnoMask('f',"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); + current->SetWriteError("Excess flood"); return; } else { - WriteServ(currfd, "NOTICE %s :Your previous line was too long and was not delivered (Over 512chars) Please shorten it.", current->nick); + current->WriteServ("NOTICE %s :Your previous line was too long and was not delivered (Over 512chars) Please shorten it.", current->nick); current->recvq = ""; } } else { - WriteOpers("*** Excess flood from %s",(char*)inet_ntoa(current->ip4)); - log(DEFAULT,"Excess flood from: %s",(char*)inet_ntoa(current->ip4)); - add_zline(120,Config->ServerName,"Flood from unregistered connection",(char*)inet_ntoa(current->ip4)); - apply_lines(APPLY_ZLINES); + this->WriteOpers("*** Excess flood from %s",current->GetIPString()); + this->SNO->WriteToSnoMask('f',"Excess flood from: %s",current->GetIPString()); + XLines->add_zline(120,this->Config->ServerName,"Flood from unregistered connection",current->GetIPString()); + XLines->apply_lines(APPLY_ZLINES); } return; } - if (current->recvq.length() > (unsigned)Config->NetBufferSize) + if (current->recvq.length() > (unsigned)this->Config->NetBufferSize) { - if (current->registered == 7) + if (current->registered == REG_ALL) { - kill_link(current,"RecvQ exceeded"); + current->SetWriteError("RecvQ exceeded"); } else { - WriteOpers("*** Excess flood from %s",(char*)inet_ntoa(current->ip4)); - log(DEFAULT,"Excess flood from: %s",(char*)inet_ntoa(current->ip4)); - add_zline(120,Config->ServerName,"Flood from unregistered connection",(char*)inet_ntoa(current->ip4)); - apply_lines(APPLY_ZLINES); + this->WriteOpers("*** Excess flood from %s",current->GetIPString()); + this->SNO->WriteToSnoMask('f',"Excess flood from: %s",current->GetIPString()); + XLines->add_zline(120,this->Config->ServerName,"Flood from unregistered connection",current->GetIPString()); + XLines->apply_lines(APPLY_ZLINES); } return; @@ -210,24 +150,24 @@ void ProcessUser(userrec* cu) if (++current->lines_in > current->flood) { - log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); - WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); - kill_link(current,"Excess flood"); + this->Log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); + this->SNO->WriteToSnoMask('f',"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); + current->SetWriteError("Excess flood"); return; } if ((++floodlines > current->flood) && (current->flood != 0)) { - if (current->registered == 7) + if (current->registered == REG_ALL) { - log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); - WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); - kill_link(current,"Excess flood"); + this->Log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); + SNO->WriteToSnoMask('f',"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host); + current->SetWriteError("Excess flood"); } else { - add_zline(120,Config->ServerName,"Flood from unregistered connection",(char*)inet_ntoa(current->ip4)); - apply_lines(APPLY_ZLINES); + XLines->add_zline(120,this->Config->ServerName,"Flood from unregistered connection",current->GetIPString()); + XLines->apply_lines(APPLY_ZLINES); } return; @@ -240,25 +180,19 @@ void ProcessUser(userrec* cu) if (single_line.length() > 512) single_line.resize(512); - userrec* old_comp = fd_ref_table[currfd]; + EventHandler* old_comp = this->SE->GetRef(currfd); - ServerInstance->Parser->ProcessBuffer(single_line,current); + this->Parser->ProcessBuffer(single_line,current); /* * look for the user's record in case it's changed... if theyve quit, * we cant do anything more with their buffer, so bail. * there used to be an ugly, slow loop here. Now we have a reference * table, life is much easier (and FASTER) */ - userrec* new_comp = fd_ref_table[currfd]; - if ((currfd < 0) || (!fd_ref_table[currfd]) || (old_comp != new_comp)) - { + EventHandler* new_comp = this->SE->GetRef(currfd); + + if (new_comp != old_comp) return; - } - else - { - /* The user is still here, flush their buffer */ - current->FlushWriteBuf(); - } } return; @@ -266,8 +200,7 @@ void ProcessUser(userrec* cu) if ((result == -1) && (errno != EAGAIN) && (errno != EINTR)) { - log(DEBUG,"killing: %s",cu->nick); - kill_link(cu,strerror(errno)); + cu->SetWriteError(strerror(errno)); return; } } @@ -279,118 +212,116 @@ void ProcessUser(userrec* cu) } else if (result == 0) { - log(DEBUG,"InspIRCd: Exited: %s",cu->nick); - kill_link(cu,"Client exited"); - log(DEBUG,"Bailing from client exit"); + cu->SetWriteError("Client exited"); return; } } -void DoSocketTimeouts(time_t TIME) -{ - unsigned int numsockets = module_sockets.size(); - SocketEngine* SE = ServerInstance->SE; - - for (std::vector::iterator a = module_sockets.begin(); a < module_sockets.end(); a++) - { - InspSocket* s = (InspSocket*)*a; - if ((s) && (s->GetFd() >= 0) && (s->GetFd() < MAX_DESCRIPTORS) && (socket_ref[s->GetFd()] != NULL) && (s->Timeout(TIME))) - { - log(DEBUG,"userprocess.cpp: Socket poll returned false, close and bail"); - socket_ref[s->GetFd()] = NULL; - SE->DelFd(s->GetFd()); - module_sockets.erase(a); - s->Close(); - DELETE(s); - break; - } - - if (module_sockets.size() != numsockets) - break; - } -} - /** * This function is called once a second from the mainloop. * It is intended to do background checking on all the user structs, e.g. - * stuff like ping checks, registration timeouts, etc. This function is - * also responsible for checking if InspSocket derived classes are timed out. + * stuff like ping checks, registration timeouts, etc. */ -void DoBackgroundUserStuff(time_t TIME) +void InspIRCd::DoBackgroundUserStuff(time_t TIME) { - CullList GlobalGoners; - - for (std::vector::iterator count2 = local_users.begin(); count2 != local_users.end(); count2++) + /* Is it time yet? */ + if (TIME < next_call) + return; + else { - /* Sanity checks for corrupted iterators (yes, really) */ - userrec* curr = NULL; + /* Time we actually need to call this again */ + const time_t DUMMY_VALUE = 32768; + next_call = TIME + DUMMY_VALUE; - if (*count2) - curr = (userrec*)(*count2); - if ((long)curr == -1) - return; - - if (curr) + /* XXX: IT IS NOT SAFE TO USE AN ITERATOR HERE. DON'T EVEN THINK ABOUT IT. */ + for (unsigned long count2 = 0; count2 != this->local_users.size(); count2++) { - /* - * registration timeout -- didnt send USER/NICK/HOST - * in the time specified in their connection class. - */ - if (((unsigned)TIME > (unsigned)curr->timeout) && (curr->registered != 7)) - { - log(DEBUG,"InspIRCd: registration timeout: %s",curr->nick); - GlobalGoners.AddItem(curr,"Registration timeout"); - continue; - } + if (count2 >= this->local_users.size()) + break; - /* - * user has signed on with USER/NICK/PASS, and dns has completed, all the modules - * say this user is ok to proceed, fully connect them. - */ - if ((TIME > curr->signon) && (curr->registered == 3) && (AllModulesReportReady(curr))) - { - curr->dns_done = true; - ServerInstance->stats->statsDnsBad++; - FullConnectUser(curr,&GlobalGoners); - continue; - } - - if ((curr->dns_done) && (curr->registered == 3) && (AllModulesReportReady(curr))) - { - log(DEBUG,"dns done, registered=3, and modules ready, OK"); - FullConnectUser(curr,&GlobalGoners); - continue; - } + userrec* curr = this->local_users[count2]; - // It's time to PING this user. Send them a ping. - if ((TIME > curr->nping) && (curr->registered == 7)) + if (curr) { - // This user didn't answer the last ping, remove them - if (!curr->lastping) + /* + * registration timeout -- didnt send USER/NICK/HOST + * in the time specified in their connection class. + */ + if ((TIME > curr->timeout) && (curr->registered != REG_ALL)) { - GlobalGoners.AddItem(curr,"Ping timeout"); + curr->muted = true; + GlobalCulls.AddItem(curr,"Registration timeout"); continue; } + else + { + if ((curr->registered != REG_ALL) && (next_call > (time_t)curr->timeout)) + next_call = curr->timeout; + } - Write(curr->fd,"PING :%s",Config->ServerName); - curr->lastping = 0; - curr->nping = TIME+curr->pingmax; - } + /* + * user has signed on with USER/NICK/PASS, and dns has completed, all the modules + * say this user is ok to proceed, fully connect them. + */ + bool ready = AllModulesReportReady(curr); + if ((TIME > curr->signon) && (curr->registered == REG_NICKUSER) && (ready)) + { + curr->WriteServ("NOTICE Auth :*** Could not resolve your hostname: Request timed out; using your IP address (%s) instead.", curr->GetIPString()); + curr->dns_done = true; + this->stats->statsDnsBad++; + curr->FullConnect(); + continue; + } + else + { + if ((curr->registered == REG_NICKUSER) && (ready) && (next_call > curr->signon)) + next_call = curr->signon; + } - /* - * We can flush the write buffer as the last thing we do, because if they - * match any of the above conditions its no use flushing their buffer anyway. - */ - curr->FlushWriteBuf(); + if ((curr->dns_done) && (curr->registered == REG_NICKUSER) && (ready)) + { + curr->FullConnect(); + continue; + } + else + { + if ((curr->registered == REG_NICKUSER) && (ready) && (next_call > curr->signon + this->Config->dns_timeout)) + next_call = curr->signon + this->Config->dns_timeout; + } - if (*curr->GetWriteError()) - { - GlobalGoners.AddItem(curr,curr->GetWriteError()); - continue; + // It's time to PING this user. Send them a ping. + if ((TIME > curr->nping) && (curr->registered == REG_ALL)) + { + // This user didn't answer the last ping, remove them + if (!curr->lastping) + { + /* Everybody loves boobies. */ + time_t time = this->Time(false) - (curr->nping - curr->pingmax); + std::string boobies = "Ping timeout: " + ConvToStr(time) + " second" + (time > 1 ? "s" : ""); + curr->muted = true; + GlobalCulls.AddItem(curr, boobies); + curr->lastping = 1; + curr->nping = TIME+curr->pingmax; + continue; + } + curr->Write("PING :%s",this->Config->ServerName); + curr->lastping = 0; + curr->nping = TIME+curr->pingmax; + } + else + { + if ((curr->registered == REG_ALL) && (next_call > curr->nping)) + next_call = curr->nping; + } } } - } - /* Remove all the queued users who are due to be quit, free memory used. */ - GlobalGoners.Apply(); + /* If theres nothing to do, trigger in the next second, something might come up */ + time_t delta = next_call - TIME; + if (delta == DUMMY_VALUE) + { + next_call = TIME + 1; + delta = 1; + } + } }