src/modules/m_httpd_config.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
   5  *   Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
   6  *
   7  * This file is part of InspIRCd.  InspIRCd is free software: you can
   8  * redistribute it and/or modify it under the terms of the GNU General Public
   9  * License as published by the Free Software Foundation, version 2.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  14  * details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20
  21 #include "inspircd.h"
  22 #include "modules/httpd.h"
  23 #include "protocol.h"
  24
  25 /* $ModDesc: Allows for the server configuration to be viewed over HTTP via m_httpd.so */
  26
  27 class ModuleHttpConfig : public Module
  28 {
  29         HTTPdAPI API;
  30
  31  public:
  32         ModuleHttpConfig()
  33                 : API(this)
  34         {
  35         }
  36
  37         void init() CXX11_OVERRIDE
  38         {
  39                 Implementation eventlist[] = { I_OnEvent };
  40                 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
  41         }
  42
  43         std::string Sanitize(const std::string &str)
  44         {
  45                 std::string ret;
  46
  47                 for (std::string::const_iterator x = str.begin(); x != str.end(); ++x)
  48                 {
  49                         switch (*x)
  50                         {
  51                                 case '<':
  52                                         ret += "&lt;";
  53                                 break;
  54                                 case '>':
  55                                         ret += "&gt;";
  56                                 break;
  57                                 case '&':
  58                                         ret += "&amp;";
  59                                 break;
  60                                 case '"':
  61                                         ret += "&quot;";
  62                                 break;
  63                                 default:
  64                                         if (*x < 32 || *x > 126)
  65                                         {
  66                                                 int n = *x;
  67                                                 ret += ("&#" + ConvToStr(n) + ";");
  68                                         }
  69                                         else
  70                                                 ret += *x;
  71                                 break;
  72                         }
  73                 }
  74                 return ret;
  75         }
  76
  77         void OnEvent(Event& event) CXX11_OVERRIDE
  78         {
  79                 std::stringstream data("");
  80
  81                 if (event.id == "httpd_url")
  82                 {
  83                         ServerInstance->Logs->Log("m_http_stats", LOG_DEBUG, "Handling httpd event");
  84                         HTTPRequest* http = (HTTPRequest*)&event;
  85
  86                         if ((http->GetURI() == "/config") || (http->GetURI() == "/config/"))
  87                         {
  88                                 data << "<html><head><title>InspIRCd Configuration</title></head><body>";
  89                                 data << "<h1>InspIRCd Configuration</h1><p>";
  90
  91                                 for (ConfigDataHash::iterator x = ServerInstance->Config->config_data.begin(); x != ServerInstance->Config->config_data.end(); ++x)
  92                                 {
  93                                         data << "&lt;" << x->first << " ";
  94                                         ConfigTag* tag = x->second;
  95                                         for (std::vector<KeyVal>::const_iterator j = tag->getItems().begin(); j != tag->getItems().end(); j++)
  96                                         {
  97                                                 data << Sanitize(j->first) << "=&quot;" << Sanitize(j->second) << "&quot; ";
  98                                         }
  99                                         data << "&gt;<br>";
 100                                 }
 101
 102                                 data << "</body></html>";
 103                                 /* Send the document back to m_httpd */
 104                                 HTTPDocumentResponse response(this, *http, &data, 200);
 105                                 response.headers.SetHeader("X-Powered-By", "m_httpd_config.so");
 106                                 response.headers.SetHeader("Content-Type", "text/html");
 107                                 API->SendResponse(response);
 108                         }
 109                 }
 110         }
 111
 112         Version GetVersion() CXX11_OVERRIDE
 113         {
 114                 return Version("Allows for the server configuration to be viewed over HTTP via m_httpd.so", VF_VENDOR);
 115         }
 116 };
 117
 118 MODULE_INIT(ModuleHttpConfig)