src/userprocess.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
   5  *   Copyright (C) 2006-2008 Robin Burchell <robin+git@viroteck.net>
   6  *   Copyright (C) 2005-2007 Craig Edwards <craigedwards@brainbox.cc>
   7  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
   8  *   Copyright (C) 2006 Craig McLure <craig@chatspike.net>
   9  *
  10  * This file is part of InspIRCd.  InspIRCd is free software: you can
  11  * redistribute it and/or modify it under the terms of the GNU General Public
  12  * License as published by the Free Software Foundation, version 2.
  13  *
  14  * This program is distributed in the hope that it will be useful, but WITHOUT
  15  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  16  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  17  * details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21  */
  22
  23
  24 /* $Core */
  25
  26 #include "inspircd.h"
  27 #include "xline.h"
  28 #include "socketengine.h"
  29 #include "command_parse.h"
  30
  31 /**
  32  * This function is called once a second from the mainloop.
  33  * It is intended to do background checking on all the user structs, e.g.
  34  * stuff like ping checks, registration timeouts, etc.
  35  */
  36 void InspIRCd::DoBackgroundUserStuff()
  37 {
  38         /*
  39          * loop over all local users..
  40          */
  41         LocalUserList::reverse_iterator count2 = this->Users->local_users.rbegin();
  42         while (count2 != this->Users->local_users.rend())
  43         {
  44                 LocalUser *curr = *count2;
  45                 count2++;
  46
  47                 if (curr->quitting)
  48                         continue;
  49
  50                 if (curr->CommandFloodPenalty || curr->eh.getSendQSize())
  51                 {
  52                         unsigned int rate = curr->MyClass->GetCommandRate();
  53                         if (curr->CommandFloodPenalty > rate)
  54                                 curr->CommandFloodPenalty -= rate;
  55                         else
  56                                 curr->CommandFloodPenalty = 0;
  57                         curr->eh.OnDataReady();
  58                 }
  59
  60                 switch (curr->registered)
  61                 {
  62                         case REG_ALL:
  63                                 if (Time() > curr->nping)
  64                                 {
  65                                         // This user didn't answer the last ping, remove them
  66                                         if (!curr->lastping)
  67                                         {
  68                                                 time_t time = this->Time() - (curr->nping - curr->MyClass->GetPingTime());
  69                                                 char message[MAXBUF];
  70                                                 snprintf(message, MAXBUF, "Ping timeout: %ld second%s", (long)time, time > 1 ? "s" : "");
  71                                                 curr->lastping = 1;
  72                                                 curr->nping = Time() + curr->MyClass->GetPingTime();
  73                                                 this->Users->QuitUser(curr, message);
  74                                                 continue;
  75                                         }
  76
  77                                         curr->Write("PING :%s",this->Config->ServerName.c_str());
  78                                         curr->lastping = 0;
  79                                         curr->nping = Time()  +curr->MyClass->GetPingTime();
  80                                 }
  81                                 break;
  82                         case REG_NICKUSER:
  83                                 if (AllModulesReportReady(curr))
  84                                 {
  85                                         /* User has sent NICK/USER, modules are okay, DNS finished. */
  86                                         curr->FullConnect();
  87                                         continue;
  88                                 }
  89                                 break;
  90                 }
  91
  92                 if (curr->registered != REG_ALL && (Time() > (curr->age + curr->MyClass->GetRegTimeout())))
  93                 {
  94                         /*
  95                          * registration timeout -- didnt send USER/NICK/HOST
  96                          * in the time specified in their connection class.
  97                          */
  98                         this->Users->QuitUser(curr, "Registration timeout");
  99                         continue;
 100                 }
 101         }
 102 }
 103