src/modules/m_httpd_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 #include "httpd.h"
  16 #include "protocol.h"
  17
  18 /* $ModDesc: Provides statistics over HTTP via m_httpd.so */
  19 /* $ModDep: httpd.h */
  20
  21 class ModuleHttpStats : public Module
  22 {
  23         static std::map<char, char const*> const &entities;
  24         std::string stylesheet;
  25         bool changed;
  26
  27  public:
  28
  29         void ReadConfig()
  30         {
  31                 ConfigReader c(ServerInstance);
  32                 this->stylesheet = c.ReadValue("httpstats", "stylesheet", 0);
  33         }
  34
  35         ModuleHttpStats(InspIRCd* Me) : Module(Me)
  36         {
  37                 ReadConfig();
  38                 this->changed = true;
  39                 Implementation eventlist[] = { I_OnEvent, I_OnRequest };
  40                 ServerInstance->Modules->Attach(eventlist, this, 2);
  41         }
  42
  43         std::string Sanitize(const std::string &str)
  44         {
  45                 std::string ret;
  46                 ret.reserve(str.length() * 2);
  47
  48                 for (std::string::const_iterator x = str.begin(); x != str.end(); ++x)
  49                 {
  50                         std::map<char, char const*>::const_iterator it = entities.find(*x);
  51                         if (it != entities.end())
  52                         {
  53                                 ret += '&';
  54                                 ret += it->second;
  55                                 ret += ';';
  56                         }
  57                         else if (*x < 32 || *x > 126)
  58                         {
  59                                 int n = (unsigned char)*x;
  60                                 ret += ("&#" + ConvToStr(n) + ";");
  61                         }
  62                         else
  63                         {
  64                                 ret += *x;
  65                         }
  66                 }
  67                 return ret;
  68         }
  69
  70         void OnEvent(Event* event)
  71         {
  72                 std::stringstream data("");
  73
  74                 if (event->GetEventID() == "httpd_url")
  75                 {
  76                         ServerInstance->Logs->Log("m_http_stats", DEBUG,"Handling httpd event");
  77                         HTTPRequest* http = (HTTPRequest*)event->GetData();
  78
  79                         if ((http->GetURI() == "/stats") || (http->GetURI() == "/stats/"))
  80                         {
  81                                 data << "<inspircdstats>";
  82
  83                                 data << "<server><name>" << ServerInstance->Config->ServerName << "</name><gecos>" << Sanitize(ServerInstance->Config->ServerDesc) << "</gecos></server>";
  84
  85                                 data << "<general>";
  86                                 data << "<usercount>" << ServerInstance->Users->clientlist->size() << "</usercount>";
  87                                 data << "<channelcount>" << ServerInstance->chanlist->size() << "</channelcount>";
  88                                 data << "<opercount>" << ServerInstance->Users->all_opers.size() << "</opercount>";
  89                                 data << "<socketcount>" << (ServerInstance->SE->GetMaxFds() - ServerInstance->SE->GetRemainingFds()) << "</socketcount><socketmax>" << ServerInstance->SE->GetMaxFds() <<
  90                                         "</socketmax><socketengine>" << ServerInstance->SE->GetName() << "</socketengine>";
  91
  92                                 time_t current_time = 0;
  93                                 current_time = ServerInstance->Time();
  94                                 time_t server_uptime = current_time - ServerInstance->startup_time;
  95                                 struct tm* stime;
  96                                 stime = gmtime(&server_uptime);
  97                                 data << "<uptime><days>" << stime->tm_yday << "</days><hours>" << stime->tm_hour << "</hours><mins>" << stime->tm_min << "</mins><secs>" << stime->tm_sec << "</secs><boot_time_t>" << ServerInstance->startup_time << "</boot_time_t></uptime>";
  98
  99
 100                                 data << "</general>";
 101                                 data << "<modulelist>";
 102                                 std::vector<std::string> module_names = ServerInstance->Modules->GetAllModuleNames(0);
 103                                 for (std::vector<std::string>::iterator i = module_names.begin(); i != module_names.end(); ++i)
 104                                 {
 105                                         Module* m = ServerInstance->Modules->Find(i->c_str());
 106                                         Version v = m->GetVersion();
 107                                         data << "<module><name>" << *i << "</name><version>" << v.Major << "." <<  v.Minor << "." << v.Revision << "." << v.Build << "</version></module>";
 108                                 }
 109                                 data << "</modulelist>";
 110                                 data << "<channellist>";
 111
 112                                 for (chan_hash::const_iterator a = ServerInstance->chanlist->begin(); a != ServerInstance->chanlist->end(); ++a)
 113                                 {
 114                                         Channel* c = a->second;
 115
 116                                         data << "<channel>";
 117                                         data << "<usercount>" << c->GetUsers()->size() << "</usercount><channelname>" << c->name << "</channelname>";
 118                                         data << "<channelops>" << c->GetOppedUsers()->size() << "</channelops>";
 119                                         data << "<channelhalfops>" << c->GetHalfoppedUsers()->size() << "</channelhalfops>";
 120                                         data << "<channelvoices>" << c->GetVoicedUsers()->size() << "</channelvoices>";
 121                                         data << "<channeltopic>";
 122                                                 data << "<topictext>" << Sanitize(c->topic) << "</topictext>";
 123                                                 data << "<setby>" << Sanitize(c->setby) << "</setby>";
 124                                                 data << "<settime>" << c->topicset << "</settime>";
 125                                         data << "</channeltopic>";
 126                                         data << "<channelmodes>" << Sanitize(c->ChanModes(true)) << "</channelmodes>";
 127                                         CUList* ulist = c->GetUsers();
 128
 129                                         for (CUList::iterator x = ulist->begin(); x != ulist->end(); ++x)
 130                                         {
 131                                                 data << "<channelmember><uid>" << x->first->uuid << "</uid><privs>" << Sanitize(c->GetAllPrefixChars(x->first)) << "</privs></channelmember>";
 132                                         }
 133                                         data << "</channel>";
 134                                 }
 135
 136                                 data << "</channellist><userlist>";
 137
 138                                 for (user_hash::const_iterator a = ServerInstance->Users->clientlist->begin(); a != ServerInstance->Users->clientlist->end(); ++a)
 139                                 {
 140                                         User* u = a->second;
 141
 142                                         data << "<user>";
 143                                         data << "<nickname>" << u->nick << "</nickname><uuid>" << u->uuid << "</uuid><realhost>" << u->host << "</realhost><displayhost>" << u->dhost << "</displayhost>";
 144                                         data << "<gecos>" << Sanitize(u->fullname) << "</gecos><server>" << u->server << "</server><away>" << Sanitize(u->awaymsg) << "</away><opertype>" << Sanitize(u->oper) << "</opertype><modes>";
 145                                         std::string modes;
 146                                         for (unsigned char n = 'A'; n <= 'z'; ++n)
 147                                                 if (u->IsModeSet(n))
 148                                                         modes += n;
 149
 150                                         data << modes << "</modes><ident>" << Sanitize(u->ident) << "</ident><port>" << u->GetPort() << "</port><ipaddress>" << u->GetIPString() << "</ipaddress>";
 151                                         data << "</user>";
 152                                 }
 153
 154                                 data << "</userlist><serverlist>";
 155
 156                                 ProtoServerList sl;
 157                                 ServerInstance->PI->GetServerList(sl);
 158
 159                                 for (ProtoServerList::iterator b = sl.begin(); b != sl.end(); ++b)
 160                                 {
 161                                         data << "<server>";
 162                                         data << "<servername>" << b->servername << "</servername>";
 163                                         data << "<parentname>" << b->parentname << "</parentname>";
 164                                         data << "<gecos>" << b->gecos << "</gecos>";
 165                                         data << "<usercount>" << b->usercount << "</usercount>";
 166                                         data << "<opercount>" << b->opercount << "</opercount>";
 167                                         data << "<lagmillisecs>" << b->latencyms << "</lagmillisecs>";
 168                                         data << "</server>";
 169                                 }
 170                                 data << "</serverlist>";
 171
 172                                 data << "</inspircdstats>";
 173
 174                                 /* Send the document back to m_httpd */
 175                                 HTTPDocument response(http->sock, &data, 200);
 176                                 response.headers.SetHeader("X-Powered-By", "m_httpd_stats.so");
 177                                 response.headers.SetHeader("Content-Type", "text/xml");
 178                                 Request req((char*)&response, (Module*)this, event->GetSource());
 179                                 req.Send();
 180                         }
 181                 }
 182         }
 183
 184         const char* OnRequest(Request* request)
 185         {
 186                 return NULL;
 187         }
 188
 189
 190         virtual ~ModuleHttpStats()
 191         {
 192         }
 193
 194         virtual Version GetVersion()
 195         {
 196                 return Version(1, 2, 0, 0, VF_VENDOR, API_VERSION);
 197         }
 198 };
 199
 200 static std::map<char, char const*> const &init_entities()
 201 {
 202         static std::map<char, char const*> entities;
 203         entities['<'] = "lt";
 204         entities['>'] = "gt";
 205         entities['&'] = "amp";
 206         entities['"'] = "quot";
 207         return entities;
 208 }
 209
 210 std::map<char, char const*> const &ModuleHttpStats::entities = init_entities ();
 211
 212 MODULE_INIT(ModuleHttpStats)