src/modules/m_httpd_stats.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
   6  *                     E-mail:
   7  *              <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *          the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 using namespace std;
  18
  19 #include <stdio.h>
  20 #include "users.h"
  21 #include "channels.h"
  22 #include "configreader.h"
  23 #include "modules.h"
  24 #include "inspsocket.h"
  25 #include "helperfuncs.h"
  26 #include "httpd.h"
  27 #include "inspircd.h"
  28
  29 /* $ModDesc: Provides statistics over HTTP via m_httpd.so */
  30
  31 extern user_hash clientlist;
  32 extern chan_hash chanlist;
  33 extern std::vector<userrec*> all_opers;
  34 extern InspIRCd* ServerInstance;
  35 extern ServerConfig* Config;
  36
  37 extern int MODCOUNT;
  38
  39 typedef std::map<irc::string,int> StatsHash;
  40 typedef StatsHash::iterator StatsIter;
  41 static StatsHash* sh = new StatsHash();
  42
  43 class ModuleHttpStats : public Module
  44 {
  45         Server* Srv;
  46         std::string stylesheet;
  47
  48  public:
  49
  50         void ReadConfig()
  51         {
  52                 ConfigReader c;
  53                 this->stylesheet = c.ReadValue("httpstats", "stylesheet", 0);
  54         }
  55
  56         ModuleHttpStats(Server* Me) : Module::Module(Me)
  57         {
  58                 Srv = Me;
  59                 ReadConfig();
  60         }
  61
  62         void OnEvent(Event* event)
  63         {
  64                 std::stringstream data("");
  65
  66                 if (event->GetEventID() == "httpd_url")
  67                 {
  68                         HTTPRequest* http = (HTTPRequest*)event->GetData();
  69
  70                         if ((http->GetURI() == "/stats") || (http->GetURI() == "/stats/"))
  71                         {
  72                                 log(DEBUG,"HTTP URL!");
  73
  74                                 data << "<HTML><HEAD>";
  75                                 data << "<TITLE>InspIRCd server statisitics for " << Srv->GetServerName() << " (" << Srv->GetServerDescription() << ")</TITLE>";
  76                                 data << "</HEAD><BODY>";
  77                                 data << "<H1>InspIRCd server statisitics for " << Srv->GetServerName() << " (" << Srv->GetServerDescription() << ")</H1>";
  78
  79                                 data << "<DIV ID='TOTALS'>";
  80                                 data << "<H2>Totals</H2>";
  81                                 data << "<TABLE>";
  82                                 data << "<TR><TD>Users</TD><TD>" << clientlist.size() << "</TD></TR>";
  83                                 data << "<TR><TD>Channels</TD><TD>" << chanlist.size() << "</TD></TR>";
  84                                 data << "<TR><TD>Opers</TD><TD>" << all_opers.size() << "</TD></TR>";
  85                                 data << "<TR><TD>Sockets</TD><TD>" << (ServerInstance->SE->GetMaxFds() - ServerInstance->SE->GetRemainingFds()) << " (Max: " << ServerInstance->SE->GetMaxFds() << " via socket engine '" << ServerInstance->SE->GetName() << "')</TD></TR>";
  86                                 data << "</TABLE>";
  87                                 data << "</DIV>";
  88
  89                                 data << "<DIV ID='MODULES'>";
  90                                 data << "<H2>Modules</H2>";
  91                                 data << "<TABLE>";
  92                                 for (int i = 0; i <= MODCOUNT; i++)
  93                                 {
  94                                         if (Config->module_names[i] != "")
  95                                                 data << "<TR><TD>" << Config->module_names[i] << "</TD></TR>";
  96                                 }
  97                                 data << "</TABLE>";
  98                                 data << "</DIV>";
  99
 100                                 data << "<DIV ID='CHANNELS'>";
 101                                 data << "<H2>Channels</H2>";
 102                                 data << "<TABLE>";
 103                                 data << "<TR><TH>Users</TH><TH>Count</TH></TR>";
 104                                 for (StatsIter a = sh->begin(); a != sh->end(); a++)
 105                                 {
 106                                         data << "<TR><TD>" << a->second << "</TD><TD>" << a->first << "</TD></TR>";
 107                                 }
 108                                 data << "</TABLE>";
 109                                 data << "</DIV>";
 110
 111
 112                                 data << "</BODY>";
 113                                 data << "</HTML>";
 114
 115                                 /* Send the document back to m_httpd */
 116                                 HTTPDocument response(http->sock, &data, 200, "X-Powered-By: m_http_stats.so\r\nContent-Type: text/html\r\n");
 117                                 Request req((char*)&response, (Module*)this, event->GetSource());
 118                                 req.Send();
 119
 120                                 log(DEBUG,"Sent");
 121                         }
 122                 }
 123         }
 124
 125         void OnChannelDelete(chanrec* chan)
 126         {
 127                 StatsIter a = sh->find(chan->name);
 128                 if (a != sh->end())
 129                 {
 130                         sh->erase(a);
 131                 }
 132         }
 133
 134         void OnUserJoin(userrec* user, chanrec* channel)
 135         {
 136                 StatsIter a = sh->find(channel->name);
 137                 if (a != sh->end())
 138                 {
 139                         a->second++;
 140                 }
 141                 else
 142                 {
 143                         a[channel->name] = 1;
 144                 }
 145         }
 146
 147         void OnUserPart(userrec* user, chanrec* channel, const std::string &partmessage)
 148         {
 149                 StatsIter a = sh->find(channel->name);
 150                 if (a != sh->end())
 151                 {
 152                         a->second--;
 153                 }
 154         }
 155
 156         void OnUserQuit(userrec* user, const std::string &message)
 157         {
 158                 for (std::vector<ucrec*>::const_iterator v = user->chans.begin(); v != user->chans.end(); v++)
 159                 {
 160                         if (((ucrec*)(*v))->channel)
 161                         {
 162                                 chanrec* c = ((ucrec*)(*v))->channel;
 163                                 StatsIter a = sh->find(c->name);
 164                                 if (a != sh->end())
 165                                 {
 166                                         a->second--;
 167                                 }
 168                         }
 169                 }
 170         }
 171
 172         char* OnRequest(Request* request)
 173         {
 174                 return NULL;
 175         }
 176
 177         void Implements(char* List)
 178         {
 179                 List[I_OnEvent] = List[I_OnRequest] = List[I_OnChannelDelete] = List[I_OnUserJoin] = List[I_OnUserPart] = List[I_OnUserQuit] = 1;
 180         }
 181
 182         virtual ~ModuleHttpStats()
 183         {
 184                 delete sh;
 185         }
 186
 187         virtual Version GetVersion()
 188         {
 189                 return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
 190         }
 191 };
 192
 193
 194 class ModuleHttpStatsFactory : public ModuleFactory
 195 {
 196  public:
 197         ModuleHttpStatsFactory()
 198         {
 199         }
 200
 201         ~ModuleHttpStatsFactory()
 202         {
 203         }
 204
 205         virtual Module * CreateModule(Server* Me)
 206         {
 207                 return new ModuleHttpStats(Me);
 208         }
 209 };
 210
 211
 212 extern "C" void * init_module( void )
 213 {
 214         return new ModuleHttpStatsFactory;
 215 }