src/modules/m_oper_hash.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 /* $ModDesc: Allows for hashed oper passwords */
  18 /* $ModDep: m_hash.h */
  19
  20 using namespace std;
  21
  22 #include "inspircd_config.h"
  23 #include "users.h"
  24 #include "channels.h"
  25 #include "modules.h"
  26 #include "inspircd.h"
  27
  28 #include "m_hash.h"
  29
  30 /* Handle /MKPASSWD
  31  */
  32 class cmd_mkpasswd : public command_t
  33 {
  34         Module* Sender;
  35         std::map<irc::string, Module*> &hashers;
  36         std::deque<std::string> &names;
  37  public:
  38         cmd_mkpasswd (InspIRCd* Instance, Module* S, std::map<irc::string, Module*> &h, std::deque<std::string> &n)
  39                 : command_t(Instance,"MKPASSWD", 'o', 2), Sender(S), hashers(h), names(n)
  40         {
  41                 this->source = "m_oper_hash.so";
  42                 syntax = "<hashtype> <any-text>";
  43         }
  44
  45         void MakeHash(userrec* user, const char* algo, const char* stuff)
  46         {
  47                 std::map<irc::string, Module*>::iterator x = hashers.find(algo);
  48                 if (x != hashers.end())
  49                 {
  50                         HashResetRequest(Sender, x->second).Send();
  51                         user->WriteServ("NOTICE %s :%s hashed password for %s is %s",user->nick, algo, stuff, HashSumRequest(Sender, x->second, stuff).Send() );
  52                 }
  53                 else
  54                 {
  55                         user->WriteServ("NOTICE %s :Unknown hash type, valid hash types are: %s", user->nick, irc::stringjoiner(",", names, 0, names.size() - 1).GetJoined().c_str() );
  56                 }
  57         }
  58
  59         CmdResult Handle (const char** parameters, int pcnt, userrec *user)
  60         {
  61                 MakeHash(user, parameters[0], parameters[1]);
  62                 /* NOTE: Don't propogate this across the network!
  63                  * We dont want plaintext passes going all over the place...
  64                  * To make sure it goes nowhere, return CMD_FAILURE!
  65                  */
  66                 return CMD_FAILURE;
  67         }
  68 };
  69
  70 class ModuleOperHash : public Module
  71 {
  72
  73         cmd_mkpasswd* mycommand;
  74         ConfigReader* Conf;
  75         std::map<irc::string, Module*> hashers;
  76         std::deque<std::string> names;
  77         modulelist* ml;
  78
  79  public:
  80
  81         ModuleOperHash(InspIRCd* Me)
  82                 : Module::Module(Me)
  83         {
  84                 Conf = NULL;
  85                 OnRehash("");
  86
  87                 modulelist* ml = ServerInstance->FindInterface("HashRequest");
  88
  89                 if (ml)
  90                 {
  91                         ServerInstance->Log(DEBUG, "Found interface 'HashRequest' containing %d modules", ml->size());
  92
  93                         for (modulelist::iterator m = ml->begin(); m != ml->end(); m++)
  94                         {
  95                                 std::string name = HashNameRequest(this, *m).Send();
  96                                 hashers[name.c_str()] = *m;
  97                                 names.push_back(name);
  98                                 ServerInstance->Log(DEBUG, "Found HashRequest interface: '%s' -> '%08x'", name.c_str(), *m);
  99                         }
 100                 }
 101
 102                 mycommand = new cmd_mkpasswd(ServerInstance, this, hashers, names);
 103                 ServerInstance->AddCommand(mycommand);
 104         }
 105
 106         virtual ~ModuleOperHash()
 107         {
 108         }
 109
 110         void Implements(char* List)
 111         {
 112                 List[I_OnRehash] = List[I_OnOperCompare] = 1;
 113         }
 114
 115         virtual void OnRehash(const std::string &parameter)
 116         {
 117                 if (Conf)
 118                         delete Conf;
 119
 120                 Conf = new ConfigReader(ServerInstance);
 121         }
 122
 123         virtual int OnOperCompare(const std::string &data, const std::string &input, int tagnumber)
 124         {
 125                 std::string hashtype = Conf->ReadValue("oper", "hash", tagnumber);
 126                 std::map<irc::string, Module*>::iterator x = hashers.find(hashtype.c_str());
 127
 128                 if (x != hashers.end())
 129                 {
 130                         HashResetRequest(this, x->second).Send();
 131                         if (!strcasecmp(data.c_str(), HashSumRequest(this, x->second, input.c_str()).Send()))
 132                                 return 1;
 133                         else return -1;
 134                 }
 135
 136                 return 0;
 137         }
 138
 139         virtual Version GetVersion()
 140         {
 141                 return Version(1,1,0,1,VF_VENDOR,API_VERSION);
 142         }
 143 };
 144
 145
 146 class ModuleOperHashFactory : public ModuleFactory
 147 {
 148  public:
 149         ModuleOperHashFactory()
 150         {
 151         }
 152
 153         ~ModuleOperHashFactory()
 154         {
 155         }
 156
 157         virtual Module * CreateModule(InspIRCd* Me)
 158         {
 159                 return new ModuleOperHash(Me);
 160         }
 161
 162 };
 163
 164
 165 extern "C" void * init_module( void )
 166 {
 167         return new ModuleOperHashFactory;
 168 }