src/commands/cmd_stats.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
   6  * See: http://www.inspircd.org/wiki/index.php/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *            the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 #include "inspircd.h"
  15 #ifndef WIN32
  16 #include <sys/resource.h>
  17
  18 /* This is just to be completely certain that the change which fixed getrusage on RH7 doesn't break anything else -- Om */
  19 #ifndef RUSAGE_SELF
  20 #define RUSAGE_SELF 0
  21 #endif
  22
  23 #endif
  24 #include "xline.h"
  25 #include "commands/cmd_stats.h"
  26 #include "commands/cmd_whowas.h"
  27
  28
  29 extern "C" DllExport Command* init_command(InspIRCd* Instance)
  30 {
  31         return new CommandStats(Instance);
  32 }
  33
  34 CmdResult CommandStats::Handle (const char** parameters, int /* pcnt */, User *user)
  35 {
  36         if (IS_LOCAL(user))
  37         {
  38                 string_list values;
  39                 DoStats(this->ServerInstance, *parameters[0], user, values);
  40                 for (size_t i = 0; i < values.size(); i++)
  41                         user->Write(":%s", values[i].c_str());
  42         }
  43
  44         return CMD_SUCCESS;
  45 }
  46
  47 DllExport void DoStats(InspIRCd* ServerInstance, char statschar, User* user, string_list &results)
  48 {
  49         std::string sn = ServerInstance->Config->ServerName;
  50         int statsnumber = 0;
  51
  52         if ((!*ServerInstance->Config->UserStats && !IS_OPER(user)) || (!IS_OPER(user) && !ServerInstance->ULine(user->server) && !strchr(ServerInstance->Config->UserStats,statschar)))
  53         {
  54                 ServerInstance->SNO->WriteToSnoMask('t',
  55                                 "%s '%c' denied for %s (%s@%s)",
  56                                 (IS_LOCAL(user) ? "Stats" : "Remote stats"),
  57                                 statschar, user->nick, user->ident, user->host);
  58                 results.push_back(sn + " 481 " + user->nick + " :Permission denied - STATS " + statschar + " is oper-only");
  59                 return;
  60         }
  61
  62         int MOD_RESULT = 0;
  63         FOREACH_RESULT(I_OnStats,OnStats(statschar,user,results));
  64         if (MOD_RESULT)
  65                 return;
  66
  67         switch (statschar)
  68         {
  69                 /* stats p (show listening ports and registered clients on each) */
  70                 case 'p':
  71                 {
  72                         for (size_t i = 0; i < ServerInstance->Config->ports.size(); i++)
  73                         {
  74                                 std::string ip = ServerInstance->Config->ports[i]->GetIP();
  75                                 if (ip.empty())
  76                                         ip.assign("*");
  77
  78                                 results.push_back(sn+" 249 "+user->nick+" :"+ ip + ":"+ConvToStr(ServerInstance->Config->ports[i]->GetPort())+" (client, " +
  79                                                 ServerInstance->Config->ports[i]->GetDescription() + ")");
  80                         }
  81                 }
  82                 break;
  83
  84                 case 'n':
  85                 case 'c':
  86                 {
  87                         /* This stats symbol must be handled by a linking module */
  88                 }
  89                 break;
  90
  91                 case 'i':
  92                 {
  93                         int idx = 0;
  94                         for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
  95                         {
  96                                 ConnectClass* c = *i;
  97                                 results.push_back(sn+" 215 "+user->nick+" I NOMATCH * "+c->GetHost()+" "+ConvToStr(MAXCLIENTS)+" "+ConvToStr(idx)+" "+ServerInstance->Config->ServerName+" *");
  98                                 idx++;
  99                         }
 100                 }
 101                 break;
 102
 103                 case 'Y':
 104                 {
 105                         int idx = 0;
 106                         for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
 107                         {
 108                                 ConnectClass* c = *i;
 109                                 results.push_back(sn+" 218 "+user->nick+" Y "+ConvToStr(idx)+" "+ConvToStr(c->GetPingTime())+" 0 "+ConvToStr(c->GetSendqMax())+" :"+
 110                                                 ConvToStr(c->GetFlood())+" "+ConvToStr(c->GetRegTimeout()));
 111                                 idx++;
 112                         }
 113                 }
 114                 break;
 115
 116                 case 'U':
 117                 {
 118                         char ulined[MAXBUF];
 119                         for (int i = 0; i < ServerInstance->Config->ConfValueEnum(ServerInstance->Config->config_data, "uline"); i++)
 120                         {
 121                                 ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "uline","server", i, ulined, MAXBUF);
 122                                         results.push_back(sn+" 248 "+user->nick+" U "+std::string(ulined));
 123                         }
 124                 }
 125                 break;
 126
 127                 case 'P':
 128                 {
 129                         int idx = 0;
 130                         for (user_hash::iterator i = ServerInstance->clientlist->begin(); i != ServerInstance->clientlist->end(); i++)
 131                         {
 132                                 if (IS_OPER(i->second) && !ServerInstance->ULine(i->second->server))
 133                                 {
 134                                         results.push_back(sn+" 249 "+user->nick+" :"+i->second->nick+" ("+i->second->ident+"@"+i->second->dhost+") Idle: "+
 135                                                         (IS_LOCAL(i->second) ? ConvToStr(ServerInstance->Time() - i->second->idle_lastmsg) + " secs" : "unavailable"));
 136                                         idx++;
 137                                 }
 138                         }
 139                         results.push_back(sn+" 249 "+user->nick+" :"+ConvToStr(idx)+" OPER(s)");
 140                 }
 141                 break;
 142
 143                 case 'k':
 144                         statsnumber = 216;
 145                 case 'g':
 146                         statsnumber = 223;
 147                 case 'q':
 148                         statsnumber = 217;
 149                 case 'Z':
 150                         statsnumber = 223;
 151                 case 'e':
 152                 {
 153                         if (!statsnumber)
 154                                 statsnumber = 223;
 155                         std::string stat;
 156                         stat += toupper(statschar);
 157                         ServerInstance->XLines->InvokeStats(stat,statsnumber,user,results);
 158                 }
 159                 break;
 160
 161                 /* stats m (list number of times each command has been used, plus bytecount) */
 162                 case 'm':
 163                         for (Commandable::iterator i = ServerInstance->Parser->cmdlist.begin(); i != ServerInstance->Parser->cmdlist.end(); i++)
 164                         {
 165                                 if (i->second->use_count)
 166                                 {
 167                                         /* RPL_STATSCOMMANDS */
 168                                         results.push_back(sn+" 212 "+user->nick+" "+i->second->command+" "+ConvToStr(i->second->use_count)+" "+ConvToStr(i->second->total_bytes));
 169                                 }
 170                         }
 171                 break;
 172
 173                 /* stats z (debug and memory info) */
 174                 case 'z':
 175                 {
 176                         results.push_back(sn+" 240 "+user->nick+" :InspIRCd(CLASS) "+ConvToStr(sizeof(InspIRCd))+" bytes");
 177                         results.push_back(sn+" 249 "+user->nick+" :Users(HASH_MAP) "+ConvToStr(ServerInstance->clientlist->size())+" ("+ConvToStr(ServerInstance->clientlist->size()*sizeof(User))+" bytes)");
 178                         results.push_back(sn+" 249 "+user->nick+" :Channels(HASH_MAP) "+ConvToStr(ServerInstance->chanlist->size())+" ("+ConvToStr(ServerInstance->chanlist->size()*sizeof(Channel))+" bytes)");
 179                         results.push_back(sn+" 249 "+user->nick+" :Commands(VECTOR) "+ConvToStr(ServerInstance->Parser->cmdlist.size())+" ("+ConvToStr(ServerInstance->Parser->cmdlist.size()*sizeof(Command))+" bytes)");
 180
 181                         if (!ServerInstance->Config->WhoWasGroupSize == 0 && !ServerInstance->Config->WhoWasMaxGroups == 0)
 182                         {
 183                                 Command* whowas_command = ServerInstance->Parser->GetHandler("WHOWAS");
 184                                 if (whowas_command)
 185                                 {
 186                                         std::deque<classbase*> params;
 187                                         Extensible whowas_stats;
 188                                         params.push_back(&whowas_stats);
 189                                         whowas_command->HandleInternal(WHOWAS_STATS, params);
 190                                         if (whowas_stats.GetExt("stats"))
 191                                         {
 192                                                 char* stats;
 193                                                 whowas_stats.GetExt("stats", stats);
 194                                                 results.push_back(sn+" 249 "+user->nick+" :"+ConvToStr(stats));
 195                                         }
 196                                 }
 197                         }
 198
 199                         results.push_back(sn+" 249 "+user->nick+" :MOTD(VECTOR) "+ConvToStr(ServerInstance->Config->MOTD.size())+", RULES(VECTOR) "+ConvToStr(ServerInstance->Config->RULES.size()));
 200                         results.push_back(sn+" 249 "+user->nick+" :Modules(VECTOR) "+ConvToStr(ServerInstance->Modules->modules.size())+" ("+ConvToStr(ServerInstance->Modules->modules.size()*sizeof(Module))+" bytes)");
 201                         results.push_back(sn+" 249 "+user->nick+" :ModuleHandles(VECTOR) "+ConvToStr(ServerInstance->Modules->handles.size())+" ("+ConvToStr(ServerInstance->Modules->handles.size()*sizeof(ircd_module))+" bytes)");
 202
 203 #ifndef WIN32
 204                         /* Moved this down here so all the not-windows stuff (look w00tie, I didn't say win32!) is in one ifndef.
 205                          * Also cuts out some identical code in both branches of the ifndef. -- Om
 206                          */
 207                         rusage R;
 208
 209                         /* Not sure why we were doing '0' with a RUSAGE_SELF comment rather than just using RUSAGE_SELF -- Om */
 210                         if (!getrusage(RUSAGE_SELF,&R)) /* RUSAGE_SELF */
 211                         {
 212                                 results.push_back(sn+" 249 "+user->nick+" :Total allocation: "+ConvToStr(R.ru_maxrss)+"K");
 213                                 results.push_back(sn+" 249 "+user->nick+" :Signals:          "+ConvToStr(R.ru_nsignals));
 214                                 results.push_back(sn+" 249 "+user->nick+" :Page faults:      "+ConvToStr(R.ru_majflt));
 215                                 results.push_back(sn+" 249 "+user->nick+" :Swaps:            "+ConvToStr(R.ru_nswap));
 216                                 results.push_back(sn+" 249 "+user->nick+" :Context Switches: Voluntary; "+ConvToStr(R.ru_nvcsw)+" Involuntary; "+ConvToStr(R.ru_nivcsw));
 217
 218                                 timeval tv;
 219                                 char percent[30];
 220                                 gettimeofday(&tv, NULL);
 221
 222                                 float n_elapsed = ((tv.tv_sec - ServerInstance->stats->LastSampled.tv_sec) * 1000000 + tv.tv_usec - ServerInstance->stats->LastSampled.tv_usec);
 223                                 float n_eaten = ((R.ru_utime.tv_sec - ServerInstance->stats->LastCPU.tv_sec) * 1000000 + R.ru_utime.tv_usec - ServerInstance->stats->LastCPU.tv_usec);
 224                                 float per = (n_eaten / n_elapsed) * 100;
 225
 226                                 snprintf(percent, 30, "%03.5f%%", per);
 227                                 results.push_back(sn+" 249 "+user->nick+" :CPU Usage: "+percent);
 228                         }
 229 #endif
 230                 }
 231                 break;
 232
 233                 case 'T':
 234                 {
 235                         char buffer[MAXBUF];
 236                         results.push_back(sn+" 249 "+user->nick+" :accepts "+ConvToStr(ServerInstance->stats->statsAccept)+" refused "+ConvToStr(ServerInstance->stats->statsRefused));
 237                         results.push_back(sn+" 249 "+user->nick+" :unknown commands "+ConvToStr(ServerInstance->stats->statsUnknown));
 238                         results.push_back(sn+" 249 "+user->nick+" :nick collisions "+ConvToStr(ServerInstance->stats->statsCollisions));
 239                         results.push_back(sn+" 249 "+user->nick+" :dns requests "+ConvToStr(ServerInstance->stats->statsDnsGood+ServerInstance->stats->statsDnsBad)+" succeeded "+ConvToStr(ServerInstance->stats->statsDnsGood)+" failed "+ConvToStr(ServerInstance->stats->statsDnsBad));
 240                         results.push_back(sn+" 249 "+user->nick+" :connection count "+ConvToStr(ServerInstance->stats->statsConnects));
 241                         snprintf(buffer,MAXBUF," 249 %s :bytes sent %5.2fK recv %5.2fK",user->nick,ServerInstance->stats->statsSent / 1024,ServerInstance->stats->statsRecv / 1024);
 242                         results.push_back(sn+buffer);
 243                 }
 244                 break;
 245
 246                 /* stats o */
 247                 case 'o':
 248                         for (int i = 0; i < ServerInstance->Config->ConfValueEnum(ServerInstance->Config->config_data, "oper"); i++)
 249                         {
 250                                 char LoginName[MAXBUF];
 251                                 char HostName[MAXBUF];
 252                                 char OperType[MAXBUF];
 253                                 ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper","name", i, LoginName, MAXBUF);
 254                                 ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper","host", i, HostName, MAXBUF);
 255                                 ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper","type", i, OperType, MAXBUF);
 256                                 results.push_back(sn+" 243 "+user->nick+" O "+HostName+" * "+LoginName+" "+OperType+" 0");
 257                         }
 258                 break;
 259
 260                 /* stats l (show user I/O stats) */
 261                 case 'l':
 262                         results.push_back(sn+" 211 "+user->nick+" :nick[ident@host] sendq cmds_out bytes_out cmds_in bytes_in time_open");
 263                         for (std::vector<User*>::iterator n = ServerInstance->local_users.begin(); n != ServerInstance->local_users.end(); n++)
 264                         {
 265                                 User* i = *n;
 266                                 if (ServerInstance->IsNick(i->nick))
 267                                 {
 268                                         results.push_back(sn+" 211 "+user->nick+" "+i->nick+"["+i->ident+"@"+i->dhost+"] "+ConvToStr(i->sendq.length())+" "+ConvToStr(i->cmds_out)+" "+ConvToStr(i->bytes_out)+" "+ConvToStr(i->cmds_in)+" "+ConvToStr(i->bytes_in)+" "+ConvToStr(ServerInstance->Time() - i->age));
 269                                 }
 270                         }
 271                 break;
 272
 273         /* stats L (show user I/O stats with IP addresses) */
 274                 case 'L':
 275                         results.push_back(sn+" 211 "+user->nick+" :nick[ident@ip] sendq cmds_out bytes_out cmds_in bytes_in time_open");
 276                         for (std::vector<User*>::iterator n = ServerInstance->local_users.begin(); n != ServerInstance->local_users.end(); n++)
 277                         {
 278                                 User* i = *n;
 279                                 if (ServerInstance->IsNick(i->nick))
 280                                 {
 281                                         results.push_back(sn+" 211 "+user->nick+" "+i->nick+"["+i->ident+"@"+i->GetIPString()+"] "+ConvToStr(i->sendq.length())+" "+ConvToStr(i->cmds_out)+" "+ConvToStr(i->bytes_out)+" "+ConvToStr(i->cmds_in)+" "+ConvToStr(i->bytes_in)+" "+ConvToStr(ServerInstance->Time() - i->age));
 282                                 }
 283                         }
 284                 break;
 285
 286                 /* stats u (show server uptime) */
 287                 case 'u':
 288                 {
 289                         time_t current_time = 0;
 290                         current_time = ServerInstance->Time();
 291                         time_t server_uptime = current_time - ServerInstance->startup_time;
 292                         struct tm* stime;
 293                         stime = gmtime(&server_uptime);
 294                         /* i dont know who the hell would have an ircd running for over a year nonstop, but
 295                          * Craig suggested this, and it seemed a good idea so in it went */
 296                         if (stime->tm_year > 70)
 297                         {
 298                                 char buffer[MAXBUF];
 299                                 snprintf(buffer,MAXBUF," 242 %s :Server up %d years, %d days, %.2d:%.2d:%.2d",user->nick,(stime->tm_year-70),stime->tm_yday,stime->tm_hour,stime->tm_min,stime->tm_sec);
 300                                 results.push_back(sn+buffer);
 301                         }
 302                         else
 303                         {
 304                                 char buffer[MAXBUF];
 305                                 snprintf(buffer,MAXBUF," 242 %s :Server up %d days, %.2d:%.2d:%.2d",user->nick,stime->tm_yday,stime->tm_hour,stime->tm_min,stime->tm_sec);
 306                                 results.push_back(sn+buffer);
 307                         }
 308                 }
 309                 break;
 310
 311                 default:
 312                 break;
 313         }
 314
 315         results.push_back(sn+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
 316         ServerInstance->SNO->WriteToSnoMask('t',"%s '%c' requested by %s (%s@%s)",
 317                 (IS_LOCAL(user) ? "Stats" : "Remote stats"), statschar, user->nick, user->ident, user->host);
 318         return;
 319 }