src/modules/m_httpd_stats.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2010 InspIRCd Development Team
   6  * See: http://wiki.inspircd.org/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 "xline.h"
  17 #include "protocol.h"
  18
  19 /* $ModDesc: Provides statistics over HTTP via m_httpd.so */
  20
  21 class ModuleHttpStats : public Module
  22 {
  23         static std::map<char, char const*> const &entities;
  24
  25  public:
  26
  27         ModuleHttpStats()       {
  28                 Implementation eventlist[] = { I_OnEvent };
  29                 ServerInstance->Modules->Attach(eventlist, this, 1);
  30         }
  31
  32         std::string Sanitize(const std::string &str)
  33         {
  34                 std::string ret;
  35                 ret.reserve(str.length() * 2);
  36
  37                 for (std::string::const_iterator x = str.begin(); x != str.end(); ++x)
  38                 {
  39                         std::map<char, char const*>::const_iterator it = entities.find(*x);
  40
  41                         if (it != entities.end())
  42                         {
  43                                 ret += '&';
  44                                 ret += it->second;
  45                                 ret += ';';
  46                         }
  47                         else if (*x < 32 || *x > 126)
  48                         {
  49                                 int n = (unsigned char)*x;
  50                                 ret += ("&#" + ConvToStr(n) + ";");
  51                         }
  52                         else
  53                         {
  54                                 ret += *x;
  55                         }
  56                 }
  57                 return ret;
  58         }
  59
  60         void DumpMeta(std::stringstream& data, Extensible* ext)
  61         {
  62                 data << "<metadata>";
  63                 for(Extensible::ExtensibleStore::const_iterator i = ext->GetExtList().begin(); i != ext->GetExtList().end(); i++)
  64                 {
  65                         ExtensionItem* item = i->first;
  66                         std::string value = item->serialize(FORMAT_USER, ext, i->second);
  67                         if (!value.empty())
  68                                 data << "<meta name=\"" << item->name << "\">" << Sanitize(value) << "</meta>";
  69                         else if (!item->name.empty())
  70                                 data << "<meta name=\"" << item->name << "\"/>";
  71                 }
  72                 data << "</metadata>";
  73         }
  74
  75         void OnEvent(Event& event)
  76         {
  77                 std::stringstream data("");
  78
  79                 if (event.id == "httpd_url")
  80                 {
  81                         ServerInstance->Logs->Log("m_http_stats", DEBUG,"Handling httpd event");
  82                         HTTPRequest* http = (HTTPRequest*)&event;
  83
  84                         if ((http->GetURI() == "/stats") || (http->GetURI() == "/stats/"))
  85                         {
  86                                 data << "<inspircdstats><server><name>" << ServerInstance->Config->ServerName << "</name><gecos>"
  87                                         << Sanitize(ServerInstance->Config->ServerDesc) << "</gecos><version>"
  88                                         << Sanitize(ServerInstance->GetVersionString()) << "</version></server>";
  89
  90                                 data << "<general>";
  91                                 data << "<usercount>" << ServerInstance->Users->clientlist->size() << "</usercount>";
  92                                 data << "<channelcount>" << ServerInstance->chanlist->size() << "</channelcount>";
  93                                 data << "<opercount>" << ServerInstance->Users->all_opers.size() << "</opercount>";
  94                                 data << "<socketcount>" << (ServerInstance->SE->GetUsedFds()) << "</socketcount><socketmax>" << ServerInstance->SE->GetMaxFds() << "</socketmax><socketengine>" << ServerInstance->SE->GetName() << "</socketengine>";
  95
  96                                 time_t current_time = 0;
  97                                 current_time = ServerInstance->Time();
  98                                 time_t server_uptime = current_time - ServerInstance->startup_time;
  99                                 struct tm* stime;
 100                                 stime = gmtime(&server_uptime);
 101                                 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>";
 102
 103                                 data << "<isupport>" << Sanitize(ServerInstance->Config->data005) << "</isupport></general><xlines>";
 104                                 std::vector<std::string> xltypes = ServerInstance->XLines->GetAllTypes();
 105                                 for (std::vector<std::string>::iterator it = xltypes.begin(); it != xltypes.end(); ++it)
 106                                 {
 107                                         XLineLookup* lookup = ServerInstance->XLines->GetAll(*it);
 108
 109                                         if (!lookup)
 110                                                 continue;
 111                                         for (LookupIter i = lookup->begin(); i != lookup->end(); ++i)
 112                                         {
 113                                                 data << "<xline type=\"" << it->c_str() << "\"><mask>"
 114                                                         << Sanitize(i->second->Displayable()) << "</mask><settime>"
 115                                                         << i->second->set_time << "</settime><duration>" << i->second->duration
 116                                                         << "</duration><reason>" << Sanitize(i->second->reason)
 117                                                         << "</reason></xline>";
 118                                         }
 119                                 }
 120
 121                                 data << "</xlines><modulelist>";
 122                                 std::vector<std::string> module_names = ServerInstance->Modules->GetAllModuleNames(0);
 123
 124                                 for (std::vector<std::string>::iterator i = module_names.begin(); i != module_names.end(); ++i)
 125                                 {
 126                                         Module* m = ServerInstance->Modules->Find(i->c_str());
 127                                         Version v = m->GetVersion();
 128                                         data << "<module><name>" << *i << "</name><description>" << Sanitize(v.description) << "</description></module>";
 129                                 }
 130                                 data << "</modulelist><channellist>";
 131
 132                                 for (chan_hash::const_iterator a = ServerInstance->chanlist->begin(); a != ServerInstance->chanlist->end(); ++a)
 133                                 {
 134                                         Channel* c = a->second;
 135
 136                                         data << "<channel>";
 137                                         data << "<usercount>" << c->GetUsers()->size() << "</usercount><channelname>" << c->name << "</channelname>";
 138                                         data << "<channeltopic>";
 139                                         data << "<topictext>" << Sanitize(c->topic) << "</topictext>";
 140                                         data << "<setby>" << Sanitize(c->setby) << "</setby>";
 141                                         data << "<settime>" << c->topicset << "</settime>";
 142                                         data << "</channeltopic>";
 143                                         data << "<channelmodes>" << Sanitize(c->ChanModes(true)) << "</channelmodes>";
 144                                         const UserMembList* ulist = c->GetUsers();
 145
 146                                         for (UserMembCIter x = ulist->begin(); x != ulist->end(); ++x)
 147                                         {
 148                                                 Membership* memb = x->second;
 149                                                 data << "<channelmember><uid>" << memb->user->uuid << "</uid><privs>"
 150                                                         << Sanitize(c->GetAllPrefixChars(x->first)) << "</privs><modes>"
 151                                                         << memb->modes << "</modes>";
 152                                                 DumpMeta(data, memb);
 153                                                 data << "</channelmember>";
 154                                         }
 155
 156                                         DumpMeta(data, c);
 157
 158                                         data << "</channel>";
 159                                 }
 160
 161                                 data << "</channellist><userlist>";
 162
 163                                 for (user_hash::const_iterator a = ServerInstance->Users->clientlist->begin(); a != ServerInstance->Users->clientlist->end(); ++a)
 164                                 {
 165                                         User* u = a->second;
 166
 167                                         data << "<user>";
 168                                         data << "<nickname>" << u->nick << "</nickname><uuid>" << u->uuid << "</uuid><realhost>"
 169                                                 << u->host << "</realhost><displayhost>" << u->dhost << "</displayhost><gecos>"
 170                                                 << Sanitize(u->fullname) << "</gecos><server>" << u->server << "</server>";
 171                                         if (IS_AWAY(u))
 172                                                 data << "<away>" << Sanitize(u->awaymsg) << "</away><awaytime>" << u->awaytime << "</awaytime>";
 173                                         if (IS_OPER(u))
 174                                                 data << "<opertype>" << Sanitize(u->oper->NameStr()) << "</opertype>";
 175                                         data << "<modes>" << u->FormatModes() << "</modes><ident>" << Sanitize(u->ident) << "</ident>";
 176                                         LocalUser* lu = IS_LOCAL(u);
 177                                         if (lu)
 178                                                 data << "<port>" << lu->GetServerPort() << "</port><servaddr>"
 179                                                         << irc::sockets::satouser(lu->server_sa) << "</servaddr>";
 180                                         data << "<ipaddress>" << u->GetIPString() << "</ipaddress>";
 181
 182                                         DumpMeta(data, u);
 183
 184                                         data << "</user>";
 185                                 }
 186
 187                                 data << "</userlist><serverlist>";
 188
 189                                 ProtoServerList sl;
 190                                 ServerInstance->PI->GetServerList(sl);
 191
 192                                 for (ProtoServerList::iterator b = sl.begin(); b != sl.end(); ++b)
 193                                 {
 194                                         data << "<server>";
 195                                         data << "<servername>" << b->servername << "</servername>";
 196                                         data << "<parentname>" << b->parentname << "</parentname>";
 197                                         data << "<gecos>" << b->gecos << "</gecos>";
 198                                         data << "<usercount>" << b->usercount << "</usercount>";
 199 // This is currently not implemented, so, commented out.
 200 //                                      data << "<opercount>" << b->opercount << "</opercount>";
 201                                         data << "<lagmillisecs>" << b->latencyms << "</lagmillisecs>";
 202                                         data << "</server>";
 203                                 }
 204
 205                                 data << "</serverlist></inspircdstats>";
 206
 207                                 /* Send the document back to m_httpd */
 208                                 HTTPDocumentResponse response(this, *http, &data, 200);
 209                                 response.headers.SetHeader("X-Powered-By", "m_httpd_stats.so");
 210                                 response.headers.SetHeader("Content-Type", "text/xml");
 211                                 response.Send();
 212                         }
 213                 }
 214         }
 215
 216         virtual ~ModuleHttpStats()
 217         {
 218         }
 219
 220         virtual Version GetVersion()
 221         {
 222                 return Version("Provides statistics over HTTP via m_httpd.so", VF_VENDOR);
 223         }
 224 };
 225
 226 static std::map<char, char const*> const &init_entities()
 227 {
 228         static std::map<char, char const*> entities;
 229         entities['<'] = "lt";
 230         entities['>'] = "gt";
 231         entities['&'] = "amp";
 232         entities['"'] = "quot";
 233         return entities;
 234 }
 235
 236 std::map<char, char const*> const &ModuleHttpStats::entities = init_entities ();
 237
 238 MODULE_INIT(ModuleHttpStats)