src/commands/cmd_stats.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
   5  *   Copyright (C) 2007-2008 Craig Edwards <craigedwards@brainbox.cc>
   6  *   Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
   7  *
   8  * This file is part of InspIRCd.  InspIRCd is free software: you can
   9  * redistribute it and/or modify it under the terms of the GNU General Public
  10  * License as published by the Free Software Foundation, version 2.
  11  *
  12  * This program is distributed in the hope that it will be useful, but WITHOUT
  13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  14  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  15  * details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21
  22 #include "inspircd.h"
  23 #include "xline.h"
  24
  25 #ifdef _WIN32
  26 #include <psapi.h>
  27 #pragma comment(lib, "psapi.lib") // For GetProcessMemoryInfo()
  28 #endif
  29
  30 /** Handle /STATS. These command handlers can be reloaded by the core,
  31  * and handle basic RFC1459 commands. Commands within modules work
  32  * the same way, however, they can be fully unloaded, where these
  33  * may not.
  34  */
  35 class CommandStats : public Command
  36 {
  37         void DoStats(char statschar, User* user, string_list &results);
  38  public:
  39         /** Constructor for stats.
  40          */
  41         CommandStats ( Module* parent) : Command(parent,"STATS",1,2) { syntax = "<stats-symbol> [<servername>]"; }
  42         /** Handle command.
  43          * @param parameters The parameters to the comamnd
  44          * @param pcnt The number of parameters passed to teh command
  45          * @param user The user issuing the command
  46          * @return A value from CmdResult to indicate command success or failure.
  47          */
  48         CmdResult Handle(const std::vector<std::string>& parameters, User *user);
  49         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
  50         {
  51                 if (parameters.size() > 1)
  52                         return ROUTE_UNICAST(parameters[1]);
  53                 return ROUTE_LOCALONLY;
  54         }
  55 };
  56
  57 void CommandStats::DoStats(char statschar, User* user, string_list &results)
  58 {
  59         std::string sn(ServerInstance->Config->ServerName);
  60
  61         bool isPublic = ServerInstance->Config->UserStats.find(statschar) != std::string::npos;
  62         bool isRemoteOper = IS_REMOTE(user) && (user->IsOper());
  63         bool isLocalOperWithPrivs = IS_LOCAL(user) && user->HasPrivPermission("servers/auspex");
  64
  65         if (!isPublic && !isRemoteOper && !isLocalOperWithPrivs)
  66         {
  67                 ServerInstance->SNO->WriteToSnoMask('t',
  68                                 "%s '%c' denied for %s (%s@%s)",
  69                                 (IS_LOCAL(user) ? "Stats" : "Remote stats"),
  70                                 statschar, user->nick.c_str(), user->ident.c_str(), user->host.c_str());
  71                 results.push_back(sn + " 481 " + user->nick + " :Permission denied - STATS " + statschar + " requires the servers/auspex priv.");
  72                 return;
  73         }
  74
  75         ModResult MOD_RESULT;
  76         FIRST_MOD_RESULT(OnStats, MOD_RESULT, (statschar, user, results));
  77         if (MOD_RESULT == MOD_RES_DENY)
  78         {
  79                 results.push_back(sn+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
  80                 ServerInstance->SNO->WriteToSnoMask('t',"%s '%c' requested by %s (%s@%s)",
  81                         (IS_LOCAL(user) ? "Stats" : "Remote stats"), statschar, user->nick.c_str(), user->ident.c_str(), user->host.c_str());
  82                 return;
  83         }
  84
  85         switch (statschar)
  86         {
  87                 /* stats p (show listening ports) */
  88                 case 'p':
  89                 {
  90                         for (std::vector<ListenSocket*>::const_iterator i = ServerInstance->ports.begin(); i != ServerInstance->ports.end(); ++i)
  91                         {
  92                                 ListenSocket* ls = *i;
  93                                 std::string ip = ls->bind_addr;
  94                                 if (ip.empty())
  95                                         ip.assign("*");
  96                                 std::string type = ls->bind_tag->getString("type", "clients");
  97                                 std::string hook = ls->bind_tag->getString("ssl", "plaintext");
  98
  99                                 results.push_back(sn+" 249 "+user->nick+" :"+ ip + ":"+ConvToStr(ls->bind_port)+
 100                                         " (" + type + ", " + hook + ")");
 101                         }
 102                 }
 103                 break;
 104
 105                 /* These stats symbols must be handled by a linking module */
 106                 case 'n':
 107                 case 'c':
 108                 break;
 109
 110                 case 'i':
 111                 {
 112                         for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
 113                         {
 114                                 ConnectClass* c = *i;
 115                                 std::stringstream res;
 116                                 res << sn << " 215 " << user->nick << " I " << c->name << ' ';
 117                                 if (c->type == CC_ALLOW)
 118                                         res << '+';
 119                                 if (c->type == CC_DENY)
 120                                         res << '-';
 121
 122                                 if (c->type == CC_NAMED)
 123                                         res << '*';
 124                                 else
 125                                         res << c->host;
 126
 127                                 res << ' ' << c->config->getString("port", "*") << ' ';
 128
 129                                 res << c->GetRecvqMax() << ' ' << c->GetSendqSoftMax() << ' ' << c->GetSendqHardMax()
 130                                         << ' ' << c->GetCommandRate() << ' ' << c->GetPenaltyThreshold();
 131                                 if (c->fakelag)
 132                                         res << '*';
 133                                 results.push_back(res.str());
 134                         }
 135                 }
 136                 break;
 137
 138                 case 'Y':
 139                 {
 140                         int idx = 0;
 141                         for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
 142                         {
 143                                 ConnectClass* c = *i;
 144                                 results.push_back(sn+" 215 "+user->nick+" i NOMATCH * "+c->GetHost()+" "+ConvToStr(c->limit ? c->limit : ServerInstance->SE->GetMaxFds())+" "+ConvToStr(idx)+" "+ServerInstance->Config->ServerName+" *");
 145                                 results.push_back(sn+" 218 "+user->nick+" Y "+ConvToStr(idx)+" "+ConvToStr(c->GetPingTime())+" 0 "+ConvToStr(c->GetSendqHardMax())+" :"+
 146                                                 ConvToStr(c->GetRecvqMax())+" "+ConvToStr(c->GetRegTimeout()));
 147                                 idx++;
 148                         }
 149                 }
 150                 break;
 151
 152                 case 'U':
 153                 {
 154                         for(std::map<irc::string, bool>::iterator i = ServerInstance->Config->ulines.begin(); i != ServerInstance->Config->ulines.end(); ++i)
 155                         {
 156                                 results.push_back(sn+" 248 "+user->nick+" U "+std::string(i->first.c_str()));
 157                         }
 158                 }
 159                 break;
 160
 161                 case 'P':
 162                 {
 163                         unsigned int idx = 0;
 164                         for (std::list<User*>::const_iterator i = ServerInstance->Users->all_opers.begin(); i != ServerInstance->Users->all_opers.end(); ++i)
 165                         {
 166                                 User* oper = *i;
 167                                 if (!ServerInstance->ULine(oper->server))
 168                                 {
 169                                         LocalUser* lu = IS_LOCAL(oper);
 170                                         results.push_back(sn+" 249 " + user->nick + " :" + oper->nick + " (" + oper->ident + "@" + oper->dhost + ") Idle: " +
 171                                                         (lu ? ConvToStr(ServerInstance->Time() - lu->idle_lastmsg) + " secs" : "unavailable"));
 172                                         idx++;
 173                                 }
 174                         }
 175                         results.push_back(sn+" 249 "+user->nick+" :"+ConvToStr(idx)+" OPER(s)");
 176                 }
 177                 break;
 178
 179                 case 'k':
 180                         ServerInstance->XLines->InvokeStats("K",216,user,results);
 181                 break;
 182                 case 'g':
 183                         ServerInstance->XLines->InvokeStats("G",223,user,results);
 184                 break;
 185                 case 'q':
 186                         ServerInstance->XLines->InvokeStats("Q",217,user,results);
 187                 break;
 188                 case 'Z':
 189                         ServerInstance->XLines->InvokeStats("Z",223,user,results);
 190                 break;
 191                 case 'e':
 192                         ServerInstance->XLines->InvokeStats("E",223,user,results);
 193                 break;
 194                 case 'E':
 195                         results.push_back(sn+" 249 "+user->nick+" :Total events: "+ConvToStr(ServerInstance->SE->TotalEvents));
 196                         results.push_back(sn+" 249 "+user->nick+" :Read events:  "+ConvToStr(ServerInstance->SE->ReadEvents));
 197                         results.push_back(sn+" 249 "+user->nick+" :Write events: "+ConvToStr(ServerInstance->SE->WriteEvents));
 198                         results.push_back(sn+" 249 "+user->nick+" :Error events: "+ConvToStr(ServerInstance->SE->ErrorEvents));
 199                 break;
 200
 201                 /* stats m (list number of times each command has been used, plus bytecount) */
 202                 case 'm':
 203                         for (Commandtable::iterator i = ServerInstance->Parser->cmdlist.begin(); i != ServerInstance->Parser->cmdlist.end(); i++)
 204                         {
 205                                 if (i->second->use_count)
 206                                 {
 207                                         /* RPL_STATSCOMMANDS */
 208                                         results.push_back(sn+" 212 "+user->nick+" "+i->second->name+" "+ConvToStr(i->second->use_count));
 209                                 }
 210                         }
 211                 break;
 212
 213                 /* stats z (debug and memory info) */
 214                 case 'z':
 215                 {
 216                         results.push_back(sn+" 249 "+user->nick+" :Users: "+ConvToStr(ServerInstance->Users->clientlist->size()));
 217                         results.push_back(sn+" 249 "+user->nick+" :Channels: "+ConvToStr(ServerInstance->chanlist->size()));
 218                         results.push_back(sn+" 249 "+user->nick+" :Commands: "+ConvToStr(ServerInstance->Parser->cmdlist.size()));
 219
 220                         float kbitpersec_in, kbitpersec_out, kbitpersec_total;
 221                         char kbitpersec_in_s[30], kbitpersec_out_s[30], kbitpersec_total_s[30];
 222
 223                         ServerInstance->SE->GetStats(kbitpersec_in, kbitpersec_out, kbitpersec_total);
 224
 225                         snprintf(kbitpersec_total_s, 30, "%03.5f", kbitpersec_total);
 226                         snprintf(kbitpersec_out_s, 30, "%03.5f", kbitpersec_out);
 227                         snprintf(kbitpersec_in_s, 30, "%03.5f", kbitpersec_in);
 228
 229                         results.push_back(sn+" 249 "+user->nick+" :Bandwidth total:  "+ConvToStr(kbitpersec_total_s)+" kilobits/sec");
 230                         results.push_back(sn+" 249 "+user->nick+" :Bandwidth out:    "+ConvToStr(kbitpersec_out_s)+" kilobits/sec");
 231                         results.push_back(sn+" 249 "+user->nick+" :Bandwidth in:     "+ConvToStr(kbitpersec_in_s)+" kilobits/sec");
 232
 233 #ifndef _WIN32
 234                         /* Moved this down here so all the not-windows stuff (look w00tie, I didn't say win32!) is in one ifndef.
 235                          * Also cuts out some identical code in both branches of the ifndef. -- Om
 236                          */
 237                         rusage R;
 238
 239                         /* Not sure why we were doing '0' with a RUSAGE_SELF comment rather than just using RUSAGE_SELF -- Om */
 240                         if (!getrusage(RUSAGE_SELF,&R)) /* RUSAGE_SELF */
 241                         {
 242                                 results.push_back(sn+" 249 "+user->nick+" :Total allocation: "+ConvToStr(R.ru_maxrss)+"K");
 243                                 results.push_back(sn+" 249 "+user->nick+" :Signals:          "+ConvToStr(R.ru_nsignals));
 244                                 results.push_back(sn+" 249 "+user->nick+" :Page faults:      "+ConvToStr(R.ru_majflt));
 245                                 results.push_back(sn+" 249 "+user->nick+" :Swaps:            "+ConvToStr(R.ru_nswap));
 246                                 results.push_back(sn+" 249 "+user->nick+" :Context Switches: Voluntary; "+ConvToStr(R.ru_nvcsw)+" Involuntary; "+ConvToStr(R.ru_nivcsw));
 247
 248                                 char percent[30];
 249
 250                                 float n_elapsed = (ServerInstance->Time() - ServerInstance->stats->LastSampled.tv_sec) * 1000000
 251                                         + (ServerInstance->Time_ns() - ServerInstance->stats->LastSampled.tv_nsec) / 1000;
 252                                 float n_eaten = ((R.ru_utime.tv_sec - ServerInstance->stats->LastCPU.tv_sec) * 1000000 + R.ru_utime.tv_usec - ServerInstance->stats->LastCPU.tv_usec);
 253                                 float per = (n_eaten / n_elapsed) * 100;
 254
 255                                 snprintf(percent, 30, "%03.5f%%", per);
 256                                 results.push_back(sn+" 249 "+user->nick+" :CPU Use (now):    "+percent);
 257
 258                                 n_elapsed = ServerInstance->Time() - ServerInstance->startup_time;
 259                                 n_eaten = (float)R.ru_utime.tv_sec + R.ru_utime.tv_usec / 100000.0;
 260                                 per = (n_eaten / n_elapsed) * 100;
 261                                 snprintf(percent, 30, "%03.5f%%", per);
 262                                 results.push_back(sn+" 249 "+user->nick+" :CPU Use (total):  "+percent);
 263                         }
 264 #else
 265                         PROCESS_MEMORY_COUNTERS MemCounters;
 266                         if (GetProcessMemoryInfo(GetCurrentProcess(), &MemCounters, sizeof(MemCounters)))
 267                         {
 268                                 results.push_back(sn+" 249 "+user->nick+" :Total allocation: "+ConvToStr((MemCounters.WorkingSetSize + MemCounters.PagefileUsage) / 1024)+"K");
 269                                 results.push_back(sn+" 249 "+user->nick+" :Pagefile usage:   "+ConvToStr(MemCounters.PagefileUsage / 1024)+"K");
 270                                 results.push_back(sn+" 249 "+user->nick+" :Page faults:      "+ConvToStr(MemCounters.PageFaultCount));
 271                         }
 272
 273                         FILETIME CreationTime;
 274                         FILETIME ExitTime;
 275                         FILETIME KernelTime;
 276                         FILETIME UserTime;
 277                         LARGE_INTEGER ThisSample;
 278                         if(GetProcessTimes(GetCurrentProcess(), &CreationTime, &ExitTime, &KernelTime, &UserTime) &&
 279                                 QueryPerformanceCounter(&ThisSample))
 280                         {
 281                                 KernelTime.dwHighDateTime += UserTime.dwHighDateTime;
 282                                 KernelTime.dwLowDateTime += UserTime.dwLowDateTime;
 283                                 double n_eaten = (double)( ( (uint64_t)(KernelTime.dwHighDateTime - ServerInstance->stats->LastCPU.dwHighDateTime) << 32 ) + (uint64_t)(KernelTime.dwLowDateTime - ServerInstance->stats->LastCPU.dwLowDateTime) )/100000;
 284                                 double n_elapsed = (double)(ThisSample.QuadPart - ServerInstance->stats->LastSampled.QuadPart) / ServerInstance->stats->QPFrequency.QuadPart;
 285                                 double per = (n_eaten/n_elapsed);
 286
 287                                 char percent[30];
 288
 289                                 snprintf(percent, 30, "%03.5f%%", per);
 290                                 results.push_back(sn+" 249 "+user->nick+" :CPU Use (now):    "+percent);
 291
 292                                 n_elapsed = ServerInstance->Time() - ServerInstance->startup_time;
 293                                 n_eaten = (double)(( (uint64_t)(KernelTime.dwHighDateTime) << 32 ) + (uint64_t)(KernelTime.dwLowDateTime))/100000;
 294                                 per = (n_eaten / n_elapsed);
 295                                 snprintf(percent, 30, "%03.5f%%", per);
 296                                 results.push_back(sn+" 249 "+user->nick+" :CPU Use (total):  "+percent);
 297                         }
 298 #endif
 299                 }
 300                 break;
 301
 302                 case 'T':
 303                 {
 304                         results.push_back(sn+" 249 "+user->nick+" :accepts "+ConvToStr(ServerInstance->stats->statsAccept)+" refused "+ConvToStr(ServerInstance->stats->statsRefused));
 305                         results.push_back(sn+" 249 "+user->nick+" :unknown commands "+ConvToStr(ServerInstance->stats->statsUnknown));
 306                         results.push_back(sn+" 249 "+user->nick+" :nick collisions "+ConvToStr(ServerInstance->stats->statsCollisions));
 307                         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));
 308                         results.push_back(sn+" 249 "+user->nick+" :connection count "+ConvToStr(ServerInstance->stats->statsConnects));
 309                         results.push_back(InspIRCd::Format("%s 249 %s :bytes sent %5.2fK recv %5.2fK", sn.c_str(), user->nick.c_str(),
 310                                 ServerInstance->stats->statsSent / 1024.0, ServerInstance->stats->statsRecv / 1024.0));
 311                 }
 312                 break;
 313
 314                 /* stats o */
 315                 case 'o':
 316                 {
 317                         ConfigTagList tags = ServerInstance->Config->ConfTags("oper");
 318                         for(ConfigIter i = tags.first; i != tags.second; ++i)
 319                         {
 320                                 ConfigTag* tag = i->second;
 321                                 results.push_back(sn+" 243 "+user->nick+" O "+tag->getString("host")+" * "+
 322                                         tag->getString("name") + " " + tag->getString("type")+" 0");
 323                         }
 324                 }
 325                 break;
 326                 case 'O':
 327                 {
 328                         for(OperIndex::iterator i = ServerInstance->Config->oper_blocks.begin(); i != ServerInstance->Config->oper_blocks.end(); i++)
 329                         {
 330                                 // just the types, not the actual oper blocks...
 331                                 if (i->first[0] != ' ')
 332                                         continue;
 333                                 OperInfo* tag = i->second;
 334                                 tag->init();
 335                                 std::string umodes;
 336                                 std::string cmodes;
 337                                 for(char c='A'; c < 'z'; c++)
 338                                 {
 339                                         ModeHandler* mh = ServerInstance->Modes->FindMode(c, MODETYPE_USER);
 340                                         if (mh && mh->NeedsOper() && tag->AllowedUserModes[c - 'A'])
 341                                                 umodes.push_back(c);
 342                                         mh = ServerInstance->Modes->FindMode(c, MODETYPE_CHANNEL);
 343                                         if (mh && mh->NeedsOper() && tag->AllowedChanModes[c - 'A'])
 344                                                 cmodes.push_back(c);
 345                                 }
 346                                 results.push_back(sn+" 243 "+user->nick+" O "+tag->name.c_str() + " " + umodes + " " + cmodes);
 347                         }
 348                 }
 349                 break;
 350
 351                 /* stats l (show user I/O stats) */
 352                 case 'l':
 353                         results.push_back(sn+" 211 "+user->nick+" :nick[ident@host] sendq cmds_out bytes_out cmds_in bytes_in time_open");
 354                         for (LocalUserList::iterator n = ServerInstance->Users->local_users.begin(); n != ServerInstance->Users->local_users.end(); n++)
 355                         {
 356                                 LocalUser* i = *n;
 357                                 results.push_back(sn+" 211 "+user->nick+" "+i->nick+"["+i->ident+"@"+i->dhost+"] "+ConvToStr(i->eh.getSendQSize())+" "+ConvToStr(i->cmds_out)+" "+ConvToStr(i->bytes_out)+" "+ConvToStr(i->cmds_in)+" "+ConvToStr(i->bytes_in)+" "+ConvToStr(ServerInstance->Time() - i->age));
 358                         }
 359                 break;
 360
 361                 /* stats L (show user I/O stats with IP addresses) */
 362                 case 'L':
 363                         results.push_back(sn+" 211 "+user->nick+" :nick[ident@ip] sendq cmds_out bytes_out cmds_in bytes_in time_open");
 364                         for (LocalUserList::iterator n = ServerInstance->Users->local_users.begin(); n != ServerInstance->Users->local_users.end(); n++)
 365                         {
 366                                 LocalUser* i = *n;
 367                                 results.push_back(sn+" 211 "+user->nick+" "+i->nick+"["+i->ident+"@"+i->GetIPString()+"] "+ConvToStr(i->eh.getSendQSize())+" "+ConvToStr(i->cmds_out)+" "+ConvToStr(i->bytes_out)+" "+ConvToStr(i->cmds_in)+" "+ConvToStr(i->bytes_in)+" "+ConvToStr(ServerInstance->Time() - i->age));
 368                         }
 369                 break;
 370
 371                 /* stats u (show server uptime) */
 372                 case 'u':
 373                 {
 374                         time_t current_time = 0;
 375                         current_time = ServerInstance->Time();
 376                         time_t server_uptime = current_time - ServerInstance->startup_time;
 377                         struct tm* stime;
 378                         stime = gmtime(&server_uptime);
 379                         /* i dont know who the hell would have an ircd running for over a year nonstop, but
 380                          * Craig suggested this, and it seemed a good idea so in it went */
 381                         if (stime->tm_year > 70)
 382                         {
 383                                 results.push_back(InspIRCd::Format("%s 242 %s :Server up %d years, %d days, %.2d:%.2d:%.2d",
 384                                         sn.c_str(), user->nick.c_str(), stime->tm_year - 70, stime->tm_yday, stime->tm_hour,
 385                                         stime->tm_min, stime->tm_sec));
 386                         }
 387                         else
 388                         {
 389                                 results.push_back(InspIRCd::Format("%s 242 %s :Server up %d days, %.2d:%.2d:%.2d",
 390                                         sn.c_str(), user->nick.c_str(), stime->tm_yday, stime->tm_hour, stime->tm_min,
 391                                         stime->tm_sec));
 392                         }
 393                 }
 394                 break;
 395
 396                 default:
 397                 break;
 398         }
 399
 400         results.push_back(sn+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
 401         ServerInstance->SNO->WriteToSnoMask('t',"%s '%c' requested by %s (%s@%s)",
 402                 (IS_LOCAL(user) ? "Stats" : "Remote stats"), statschar, user->nick.c_str(), user->ident.c_str(), user->host.c_str());
 403         return;
 404 }
 405
 406 CmdResult CommandStats::Handle (const std::vector<std::string>& parameters, User *user)
 407 {
 408         if (parameters.size() > 1 && parameters[1] != ServerInstance->Config->ServerName)
 409                 return CMD_SUCCESS;
 410         string_list values;
 411         char search = parameters[0][0];
 412         DoStats(search, user, values);
 413         for (size_t i = 0; i < values.size(); i++)
 414                 user->SendText(":%s", values[i].c_str());
 415
 416         return CMD_SUCCESS;
 417 }
 418
 419 COMMAND_INIT(CommandStats)