-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+
/* $ModDesc: Allows for hashed oper passwords */
-/* $ModDep: m_hash.h */
#include "inspircd.h"
-#include "m_hash.h"
-
-typedef std::map<irc::string, Module*> hashymodules;
+#include "hash.h"
/* Handle /MKPASSWD
*/
class CommandMkpasswd : public Command
{
- hashymodules &hashers;
- std::deque<std::string> &names;
public:
- CommandMkpasswd(Module* Creator, hashymodules &h, std::deque<std::string> &n) : Command(Creator, "MKPASSWD", 2), hashers(h), names(n)
+ CommandMkpasswd(Module* Creator) : Command(Creator, "MKPASSWD", 2)
{
syntax = "<hashtype> <any-text>";
+ Penalty = 5;
}
- void MakeHash(User* user, const char* algo, const char* stuff)
+ void MakeHash(User* user, const std::string& algo, const std::string& stuff)
{
- /* Lets see if they gave us an algorithm which has been implemented */
- hashymodules::iterator x = hashers.find(algo);
- if (x != hashers.end())
+ if (algo.substr(0,5) == "hmac-")
{
- /* Yup, reset it first (Always ALWAYS do this) */
- HashResetRequest(creator, x->second).Send();
- /* Now attempt to generate a hash */
- user->WriteServ("NOTICE %s :%s hashed password for %s is %s",user->nick.c_str(), algo, stuff, HashSumRequest(creator, x->second, stuff).Send() );
+ std::string type = algo.substr(5);
+ HashProvider* hp = ServerInstance->Modules->FindDataService<HashProvider>("hash/" + type);
+ if (!hp)
+ {
+ user->WriteServ("NOTICE %s :Unknown hash type", user->nick.c_str());
+ return;
+ }
+ std::string salt = ServerInstance->GenRandomStr(6, false);
+ std::string target = hp->hmac(salt, stuff);
+ std::string str = BinToBase64(salt) + "$" + BinToBase64(target, NULL, 0);
+
+ user->WriteServ("NOTICE %s :%s hashed password for %s is %s",
+ user->nick.c_str(), algo.c_str(), stuff.c_str(), str.c_str());
+ return;
}
- else if (names.empty())
+ HashProvider* hp = ServerInstance->Modules->FindDataService<HashProvider>("hash/" + algo);
+ if (hp)
{
- /* same idea as bug #569 */
- user->WriteServ("NOTICE %s :No hash provider modules are loaded", user->nick.c_str());
+ /* Now attempt to generate a hash */
+ std::string hexsum = hp->hexsum(stuff);
+ user->WriteServ("NOTICE %s :%s hashed password for %s is %s",
+ user->nick.c_str(), algo.c_str(), stuff.c_str(), hexsum.c_str());
}
else
{
- /* I dont do flying, bob. */
- user->WriteServ("NOTICE %s :Unknown hash type, valid hash types are: %s", user->nick.c_str(), irc::stringjoiner(", ", names, 0, names.size() - 1).GetJoined().c_str() );
+ user->WriteServ("NOTICE %s :Unknown hash type", user->nick.c_str());
}
}
CmdResult Handle (const std::vector<std::string>& parameters, User *user)
{
- MakeHash(user, parameters[0].c_str(), parameters[1].c_str());
- // this hashing could take some time, increasing server load.
- // Slow down the user if they are trying to flood mkpasswd requests
- user->IncreasePenalty(5);
+ MakeHash(user, parameters[0], parameters[1]);
return CMD_SUCCESS;
}
class ModuleOperHash : public Module
{
-
CommandMkpasswd cmd;
- hashymodules hashers; /* List of modules which implement HashRequest */
- std::deque<std::string> names; /* Module names which implement HashRequest */
-
- bool diduseiface; /* If we've called UseInterface yet. */
public:
- ModuleOperHash(InspIRCd* Me)
- : Module(Me), cmd(this, hashers, names)
+ ModuleOperHash() : cmd(this)
{
- diduseiface = false;
+ }
+ void init()
+ {
/* Read the config file first */
-// Conf = NULL;
OnRehash(NULL);
- /* Find all modules which implement the interface 'HashRequest' */
- modulelist* ml = ServerInstance->Modules->FindInterface("HashRequest");
-
- /* Did we find any modules? */
- if (ml)
- {
- /* Yes, enumerate them all to find out the hashing algorithm name */
- for (modulelist::iterator m = ml->begin(); m != ml->end(); m++)
- {
- /* Make a request to it for its name, its implementing
- * HashRequest so we know its safe to do this
- */
- std::string name = HashNameRequest(this, *m).Send();
- /* Build a map of them */
- hashers[name.c_str()] = *m;
- names.push_back(name);
- }
- /* UseInterface doesn't do anything if there are no providers, so we'll have to call it later if a module gets loaded later on. */
- ServerInstance->Modules->UseInterface("HashRequest");
- diduseiface = true;
- }
-
- ServerInstance->AddCommand(&cmd);
- Implementation eventlist[] = { I_OnPassCompare, I_OnLoadModule };
- ServerInstance->Modules->Attach(eventlist, this, 2);
- }
-
- virtual ~ModuleOperHash()
- {
- if (diduseiface) ServerInstance->Modules->DoneWithInterface("HashRequest");
+ ServerInstance->Modules->AddService(cmd);
+ Implementation eventlist[] = { I_OnPassCompare };
+ ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
}
-
- virtual void OnLoadModule(Module* mod, const std::string& name)
+ virtual ModResult OnPassCompare(Extensible* ex, const std::string &data, const std::string &input, const std::string &hashtype)
{
- if (ServerInstance->Modules->ModuleHasInterface(mod, "HashRequest"))
+ if (hashtype.substr(0,5) == "hmac-")
{
- ServerInstance->Logs->Log("m_password-hash",DEBUG, "Post-load registering hasher: %s", name.c_str());
- std::string sname = HashNameRequest(this, mod).Send();
- hashers[sname.c_str()] = mod;
- names.push_back(sname);
- if (!diduseiface)
- {
- ServerInstance->Modules->UseInterface("HashRequest");
- diduseiface = true;
- }
+ std::string type = hashtype.substr(5);
+ HashProvider* hp = ServerInstance->Modules->FindDataService<HashProvider>("hash/" + type);
+ if (!hp)
+ return MOD_RES_PASSTHRU;
+ // this is a valid hash, from here on we either accept or deny
+ std::string::size_type sep = data.find('$');
+ if (sep == std::string::npos)
+ return MOD_RES_DENY;
+ std::string salt = Base64ToBin(data.substr(0, sep));
+ std::string target = Base64ToBin(data.substr(sep + 1));
+
+ if (target == hp->hmac(salt, input))
+ return MOD_RES_ALLOW;
+ else
+ return MOD_RES_DENY;
}
- }
- virtual ModResult OnPassCompare(Extensible* ex, const std::string &data, const std::string &input, const std::string &hashtype)
- {
- /* First, lets see what hash theyre using on this oper */
- hashymodules::iterator x = hashers.find(hashtype.c_str());
+ HashProvider* hp = ServerInstance->Modules->FindDataService<HashProvider>("hash/" + hashtype);
- /* Is this a valid hash name? (case insensitive) */
- if (x != hashers.end())
+ /* Is this a valid hash name? */
+ if (hp)
{
- /* Reset the hashing module */
- HashResetRequest(this, x->second).Send();
/* Compare the hash in the config to the generated hash */
- if (!strcasecmp(data.c_str(), HashSumRequest(this, x->second, input.c_str()).Send()))
+ if (data == hp->hexsum(input))
return MOD_RES_ALLOW;
- /* No match, and must be hashed, forbid */
else
+ /* No match, and must be hashed, forbid */
return MOD_RES_DENY;
}
virtual Version GetVersion()
{
- return Version("$Id$",VF_VENDOR,API_VERSION);
+ return Version("Allows for hashed oper passwords",VF_VENDOR);
}
};