src/commands/cmd_stats.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2008 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* const* 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
  51         if ((!*ServerInstance->Config->UserStats && !IS_OPER(user)) || (!IS_OPER(user) && !ServerInstance->ULine(user->server) && !strchr(ServerInstance->Config->UserStats,statschar)))
  52         {
  53                 ServerInstance->SNO->WriteToSnoMask('t',
  54                                 "%s '%c' denied for %s (%s@%s)",
  55                                 (IS_LOCAL(user) ? "Stats" : "Remote stats"),
  56                                 statschar, user->nick, user->ident, user->host);
  57                 results.push_back(sn + " 481 " + user->nick + " :Permission denied - STATS " + statschar + " is oper-only");
  58                 return;
  59         }
  60
  61         int MOD_RESULT = 0;
  62         FOREACH_RESULT(I_OnStats,OnStats(statschar,user,results));
  63         if (MOD_RESULT)
  64                 return;
  65
  66         switch (statschar)
  67         {
  68                 /* stats p (show listening ports and registered clients on each) */
  69                 case 'p':
  70                 {
  71                         for (size_t i = 0; i < ServerInstance->Config->ports.size(); i++)
  72                         {
  73                                 std::string ip = ServerInstance->Config->ports[i]->GetIP();
  74                                 if (ip.empty())
  75                                         ip.assign("*");
  76
  77                                 results.push_back(sn+" 249 "+user->nick+" :"+ ip + ":"+ConvToStr(ServerInstance->Config->ports[i]->GetPort())+" (client, " +
  78                                                 ServerInstance->Config->ports[i]->GetDescription() + ")");
  79                         }
  80                 }
  81                 break;
  82
  83                 case 'n':
  84                 case 'c':
  85                 {
  86                         /* This stats symbol must be handled by a linking module */
  87                 }
  88                 break;
  89
  90                 case 'i':
  91                 {
  92                         int idx = 0;
  93                         for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
  94                         {
  95                                 ConnectClass* c = *i;
  96                                 results.push_back(sn+" 215 "+user->nick+" I NOMATCH * "+c->GetHost()+" "+ConvToStr(MAXCLIENTS)+" "+ConvToStr(idx)+" "+ServerInstance->Config->ServerName+" *");
  97                                 idx++;
  98                         }
  99                 }
 100                 break;
 101
 102                 case 'Y':
 103                 {
 104                         int idx = 0;
 105                         for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
 106                         {
 107                                 ConnectClass* c = *i;
 108                                 results.push_back(sn+" 218 "+user->nick+" Y "+ConvToStr(idx)+" "+ConvToStr(c->GetPingTime())+" 0 "+ConvToStr(c->GetSendqMax())+" :"+
 109                                                 ConvToStr(c->GetFlood())+" "+ConvToStr(c->GetRegTimeout()));
 110                                 idx++;
 111                         }
 112                 }
 113                 break;
 114
 115                 case 'U':
 116                 {
 117                         char ulined[MAXBUF];
 118                         for (int i = 0; i < ServerInstance->Config->ConfValueEnum(ServerInstance->Config->config_data, "uline"); i++)
 119                         {
 120                                 ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "uline","server", i, ulined, MAXBUF);
 121                                         results.push_back(sn+" 248 "+user->nick+" U "+std::string(ulined));
 122                         }
 123                 }
 124                 break;
 125
 126                 case 'P':
 127                 {
 128                         int idx = 0;
 129                         for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); i++)
 130                         {
 131                                 if (IS_OPER(i->second) && !ServerInstance->ULine(i->second->server))
 132                                 {
 133                                         results.push_back(sn+" 249 "+user->nick+" :"+i->second->nick+" ("+i->second->ident+"@"+i->second->dhost+") Idle: "+
 134                                                         (IS_LOCAL(i->second) ? ConvToStr(ServerInstance->Time() - i->second->idle_lastmsg) + " secs" : "unavailable"));
 135                                         idx++;
 136                                 }
 137                         }
 138                         results.push_back(sn+" 249 "+user->nick+" :"+ConvToStr(idx)+" OPER(s)");
 139                 }
 140                 break;
 141
 142                 case 'k':
 143                         ServerInstance->XLines->InvokeStats("K",216,user,results);
 144                 break;
 145                 case 'g':
 146                         ServerInstance->XLines->InvokeStats("G",223,user,results);
 147                 break;
 148                 case 'q':
 149                         ServerInstance->XLines->InvokeStats("Q",217,user,results);
 150                 break;
 151                 case 'Z':
 152                         ServerInstance->XLines->InvokeStats("Z",223,user,results);
 153                 break;
 154                 case 'e':
 155                         ServerInstance->XLines->InvokeStats("E",223,user,results);
 156                 break;
 157                 case 'E':
 158                         results.push_back(sn+" 249 "+user->nick+" :Total events: "+ConvToStr(ServerInstance->SE->TotalEvents));
 159                         results.push_back(sn+" 249 "+user->nick+" :Read events:  "+ConvToStr(ServerInstance->SE->ReadEvents));
 160                         results.push_back(sn+" 249 "+user->nick+" :Write events: "+ConvToStr(ServerInstance->SE->WriteEvents));
 161                         results.push_back(sn+" 249 "+user->nick+" :Error events: "+ConvToStr(ServerInstance->SE->ErrorEvents));
 162                 break;
 163
 164                 /* stats m (list number of times each command has been used, plus bytecount) */
 165                 case 'm':
 166                         for (Commandable::iterator i = ServerInstance->Parser->cmdlist.begin(); i != ServerInstance->Parser->cmdlist.end(); i++)
 167                         {
 168                                 if (i->second->use_count)
 169                                 {
 170                                         /* RPL_STATSCOMMANDS */
 171                                         results.push_back(sn+" 212 "+user->nick+" "+i->second->command+" "+ConvToStr(i->second->use_count)+" "+ConvToStr(i->second->total_bytes));
 172                                 }
 173                         }
 174                 break;
 175
 176                 /* stats z (debug and memory info) */
 177                 case 'z':
 178                 {
 179                         results.push_back(sn+" 240 "+user->nick+" :InspIRCd(CLASS) "+ConvToStr(sizeof(InspIRCd))+" bytes");
 180                         results.push_back(sn+" 249 "+user->nick+" :Users(HASH_MAP) "+ConvToStr(ServerInstance->Users->clientlist->size())+" ("+ConvToStr(ServerInstance->Users->clientlist->size()*sizeof(User))+" bytes)");
 181                         results.push_back(sn+" 249 "+user->nick+" :Channels(HASH_MAP) "+ConvToStr(ServerInstance->chanlist->size())+" ("+ConvToStr(ServerInstance->chanlist->size()*sizeof(Channel))+" bytes)");
 182                         results.push_back(sn+" 249 "+user->nick+" :Commands(VECTOR) "+ConvToStr(ServerInstance->Parser->cmdlist.size())+" ("+ConvToStr(ServerInstance->Parser->cmdlist.size()*sizeof(Command))+" bytes)");
 183
 184                         if (!ServerInstance->Config->WhoWasGroupSize == 0 && !ServerInstance->Config->WhoWasMaxGroups == 0)
 185                         {
 186                                 Command* whowas_command = ServerInstance->Parser->GetHandler("WHOWAS");
 187                                 if (whowas_command)
 188                                 {
 189                                         std::deque<classbase*> params;
 190                                         Extensible whowas_stats;
 191                                         params.push_back(&whowas_stats);
 192                                         whowas_command->HandleInternal(WHOWAS_STATS, params);
 193                                         if (whowas_stats.GetExt("stats"))
 194                                         {
 195                                                 char* stats;
 196                                                 whowas_stats.GetExt("stats", stats);
 197                                                 results.push_back(sn+" 249 "+user->nick+" :"+ConvToStr(stats));
 198                                         }
 199                                 }
 200                         }
 201
 202                         results.push_back(sn+" 249 "+user->nick+" :MOTD(VECTOR) "+ConvToStr(ServerInstance->Config->MOTD.size())+", RULES(VECTOR) "+ConvToStr(ServerInstance->Config->RULES.size()));
 203
 204 #ifndef WIN32
 205                         /* Moved this down here so all the not-windows stuff (look w00tie, I didn't say win32!) is in one ifndef.
 206                          * Also cuts out some identical code in both branches of the ifndef. -- Om
 207                          */
 208                         rusage R;
 209
 210                         /* Not sure why we were doing '0' with a RUSAGE_SELF comment rather than just using RUSAGE_SELF -- Om */
 211                         if (!getrusage(RUSAGE_SELF,&R)) /* RUSAGE_SELF */
 212                         {
 213                                 results.push_back(sn+" 249 "+user->nick+" :Total allocation: "+ConvToStr(R.ru_maxrss)+"K");
 214                                 results.push_back(sn+" 249 "+user->nick+" :Signals:          "+ConvToStr(R.ru_nsignals));
 215                                 results.push_back(sn+" 249 "+user->nick+" :Page faults:      "+ConvToStr(R.ru_majflt));
 216                                 results.push_back(sn+" 249 "+user->nick+" :Swaps:            "+ConvToStr(R.ru_nswap));
 217                                 results.push_back(sn+" 249 "+user->nick+" :Context Switches: Voluntary; "+ConvToStr(R.ru_nvcsw)+" Involuntary; "+ConvToStr(R.ru_nivcsw));
 218
 219                                 timeval tv;
 220                                 char percent[30];
 221                                 gettimeofday(&tv, NULL);
 222
 223                                 float n_elapsed = ((tv.tv_sec - ServerInstance->stats->LastSampled.tv_sec) * 1000000 + tv.tv_usec - ServerInstance->stats->LastSampled.tv_usec);
 224                                 float n_eaten = ((R.ru_utime.tv_sec - ServerInstance->stats->LastCPU.tv_sec) * 1000000 + R.ru_utime.tv_usec - ServerInstance->stats->LastCPU.tv_usec);
 225                                 float per = (n_eaten / n_elapsed) * 100;
 226
 227                                 snprintf(percent, 30, "%03.5f%%", per);
 228                                 results.push_back(sn+" 249 "+user->nick+" :CPU Usage: "+percent);
 229                         }
 230 #endif
 231                 }
 232                 break;
 233
 234                 case 'T':
 235                 {
 236                         char buffer[MAXBUF];
 237                         results.push_back(sn+" 249 "+user->nick+" :accepts "+ConvToStr(ServerInstance->stats->statsAccept)+" refused "+ConvToStr(ServerInstance->stats->statsRefused));
 238                         results.push_back(sn+" 249 "+user->nick+" :unknown commands "+ConvToStr(ServerInstance->stats->statsUnknown));
 239                         results.push_back(sn+" 249 "+user->nick+" :nick collisions "+ConvToStr(ServerInstance->stats->statsCollisions));
 240                         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));
 241                         results.push_back(sn+" 249 "+user->nick+" :connection count "+ConvToStr(ServerInstance->stats->statsConnects));
 242                         snprintf(buffer,MAXBUF," 249 %s :bytes sent %5.2fK recv %5.2fK",user->nick,ServerInstance->stats->statsSent / 1024,ServerInstance->stats->statsRecv / 1024);
 243                         results.push_back(sn+buffer);
 244                 }
 245                 break;
 246
 247                 /* stats o */
 248                 case 'o':
 249                         for (int i = 0; i < ServerInstance->Config->ConfValueEnum(ServerInstance->Config->config_data, "oper"); i++)
 250                         {
 251                                 char LoginName[MAXBUF];
 252                                 char HostName[MAXBUF];
 253                                 char OperType[MAXBUF];
 254                                 ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper","name", i, LoginName, MAXBUF);
 255                                 ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper","host", i, HostName, MAXBUF);
 256                                 ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper","type", i, OperType, MAXBUF);
 257                                 results.push_back(sn+" 243 "+user->nick+" O "+HostName+" * "+LoginName+" "+OperType+" 0");
 258                         }
 259                 break;
 260
 261                 /* stats l (show user I/O stats) */
 262                 case 'l':
 263                         results.push_back(sn+" 211 "+user->nick+" :nick[ident@host] sendq cmds_out bytes_out cmds_in bytes_in time_open");
 264                         for (std::vector<User*>::iterator n = ServerInstance->Users->local_users.begin(); n != ServerInstance->Users->local_users.end(); n++)
 265                         {
 266                                 User* i = *n;
 267                                 if (ServerInstance->IsNick(i->nick))
 268                                 {
 269                                         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));
 270                                 }
 271                         }
 272                 break;
 273
 274         /* stats L (show user I/O stats with IP addresses) */
 275                 case 'L':
 276                         results.push_back(sn+" 211 "+user->nick+" :nick[ident@ip] sendq cmds_out bytes_out cmds_in bytes_in time_open");
 277                         for (std::vector<User*>::iterator n = ServerInstance->Users->local_users.begin(); n != ServerInstance->Users->local_users.end(); n++)
 278                         {
 279                                 User* i = *n;
 280                                 if (ServerInstance->IsNick(i->nick))
 281                                 {
 282                                         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));
 283                                 }
 284                         }
 285                 break;
 286
 287                 /* stats u (show server uptime) */
 288                 case 'u':
 289                 {
 290                         time_t current_time = 0;
 291                         current_time = ServerInstance->Time();
 292                         time_t server_uptime = current_time - ServerInstance->startup_time;
 293                         struct tm* stime;
 294                         stime = gmtime(&server_uptime);
 295                         /* i dont know who the hell would have an ircd running for over a year nonstop, but
 296                          * Craig suggested this, and it seemed a good idea so in it went */
 297                         if (stime->tm_year > 70)
 298                         {
 299                                 char buffer[MAXBUF];
 300                                 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);
 301                                 results.push_back(sn+buffer);
 302                         }
 303                         else
 304                         {
 305                                 char buffer[MAXBUF];
 306                                 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);
 307                                 results.push_back(sn+buffer);
 308                         }
 309                 }
 310                 break;
 311
 312                 default:
 313                 break;
 314         }
 315
 316         results.push_back(sn+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
 317         ServerInstance->SNO->WriteToSnoMask('t',"%s '%c' requested by %s (%s@%s)",
 318                 (IS_LOCAL(user) ? "Stats" : "Remote stats"), statschar, user->nick, user->ident, user->host);
 319         return;
 320 }