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/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
* E-mail:
* <brain@chatspike.net>
* <Craig@chatspike.net>
*
* Written by Craig Edwards, Craig McLure, and others.
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
/* $ModDesc: Allows for hashed oper passwords */
/* $ModDep: m_hash.h */
using namespace std;
#include "inspircd_config.h"
#include "users.h"
#include "channels.h"
#include "modules.h"
#include "inspircd.h"
#include "m_hash.h"
enum ProviderTypes
{
PROV_MD5 = 1,
PROV_SHA = 2
};
/* Handle /MKPASSWD
*/
class cmd_mkpasswd : public command_t
{
Module* MD5Provider;
Module* SHAProvider;
Module* Sender;
int Prov;
public:
cmd_mkpasswd (InspIRCd* Instance, Module* Sender, Module* MD5Hasher, Module* SHAHasher, int P)
: command_t(Instance,"MKPASSWD", 'o', 2), MD5Provider(MD5Hasher), SHAProvider(SHAHasher), Prov(P)
{
this->source = "m_oper_hash.so";
syntax = "<hashtype> <any-text>";
}
void MakeHash(userrec* user, Module* ProviderMod, const char* algo, const char* stuff)
{
HashResetRequest(Sender, ProviderMod).Send();
user->WriteServ("NOTICE %s :%s hashed password for %s is %s",user->nick, algo, stuff, HashSumRequest(Sender, ProviderMod, stuff).Send() );
}
CmdResult Handle (const char** parameters, int pcnt, userrec *user)
{
if ((!strcasecmp(parameters[0], "MD5")) && ((Prov & PROV_MD5) > 0))
{
MakeHash(user, MD5Provider, "MD5", parameters[1]);
}
else if ((!strcasecmp(parameters[0], "SHA256")) && ((Prov & PROV_SHA) > 0))
{
MakeHash(user, SHAProvider, "SHA256", parameters[1]);
}
else
{
user->WriteServ("NOTICE %s :Unknown hash type, valid hash types are:%s%s", user->nick, ((Prov & PROV_MD5) > 0) ? " MD5" : "", ((Prov & PROV_SHA) > 0) ? " SHA256" : "");
}
/* NOTE: Don't propogate this across the network!
* We dont want plaintext passes going all over the place...
* To make sure it goes nowhere, return CMD_FAILURE!
*/
return CMD_FAILURE;
}
};
class ModuleOperHash : public Module
{
cmd_mkpasswd* mycommand;
Module* MD5Provider;
Module* SHAProvider;
std::string providername;
int ID;
ConfigReader* Conf;
std::map<std::string, Module*> hashers;
public:
ModuleOperHash(InspIRCd* Me)
: Module::Module(Me)
{
ID = 0;
Conf = NULL;
OnRehash("");
modulelist* ml = ServerInstance->FindInterface("HashRequest");
if (ml)
{
ServerInstance->Log(DEBUG, "Found interface 'HashRequest' containing %d modules", ml->size());
for (modulelist::iterator m = ml->begin(); m != ml->end(); m++)
{
std::string name = HashNameRequest(this, *m).Send();
hashers[name] = *m;
ServerInstance->Log(DEBUG, "Found HashRequest interface: '%s' -> '%08x'", name.c_str(), *m);
}
}
/* Try to find the md5 service provider, bail if it can't be found */
MD5Provider = ServerInstance->FindModule("m_md5.so");
if (MD5Provider)
ID |= PROV_MD5;
SHAProvider = ServerInstance->FindModule("m_sha256.so");
if (SHAProvider)
ID |= PROV_SHA;
mycommand = new cmd_mkpasswd(ServerInstance, this, MD5Provider, SHAProvider, ID);
ServerInstance->AddCommand(mycommand);
}
virtual ~ModuleOperHash()
{
}
void Implements(char* List)
{
List[I_OnRehash] = List[I_OnOperCompare] = 1;
}
virtual void OnRehash(const std::string ¶meter)
{
if (Conf)
delete Conf;
Conf = new ConfigReader(ServerInstance);
}
virtual int OnOperCompare(const std::string &data, const std::string &input, int tagnumber)
{
std::string hashtype = Conf->ReadValue("oper", "hash", tagnumber);
Module* ModPtr = NULL;
if ((hashtype == "sha256") && (data.length() == SHA256_BLOCK_SIZE) && ((ID & PROV_SHA) > 0))
{
ModPtr = SHAProvider;
}
else if ((hashtype == "md5") && (data.length() == 32) && ((ID & PROV_MD5) > 0))
{
ModPtr = MD5Provider;
}
if (ModPtr)
{
HashResetRequest(this, ModPtr).Send();
if (!strcasecmp(data.c_str(), HashSumRequest(this, ModPtr, input.c_str()).Send()))
return 1;
else return -1;
}
return 0;
}
virtual Version GetVersion()
{
return Version(1,1,0,1,VF_VENDOR,API_VERSION);
}
};
class ModuleOperHashFactory : public ModuleFactory
{
public:
ModuleOperHashFactory()
{
}
~ModuleOperHashFactory()
{
}
virtual Module * CreateModule(InspIRCd* Me)
{
return new ModuleOperHash(Me);
}
};
extern "C" void * init_module( void )
{
return new ModuleOperHashFactory;
}
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