-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2010 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
*
- * 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/>.
*/
-#include "inspircd.h"
-#include "m_cap.h"
-#include "account.h"
-/* $ModDesc: Provides support for IRC Authentication Layer (aka: atheme SASL) via AUTHENTICATE. */
+#include "inspircd.h"
+#include "modules/cap.h"
+#include "modules/account.h"
+#include "modules/sasl.h"
+#include "modules/ssl.h"
enum SaslState { SASL_INIT, SASL_COMM, SASL_DONE };
enum SaslResult { SASL_OK, SASL_FAIL, SASL_ABORT };
+static std::string sasl_target = "*";
+
+static void SendSASL(const parameterlist& params)
+{
+ if (!ServerInstance->PI->SendEncapsulatedData(sasl_target, "SASL", params))
+ {
+ SASLFallback(NULL, params);
+ }
+}
+
/**
* Tracks SASL authentication state like charybdis does. --nenolod
*/
class SaslAuthenticator
{
private:
- InspIRCd *ServerInstance;
std::string agent;
User *user;
SaslState state;
bool state_announced;
public:
- SaslAuthenticator(User *user_, std::string method, Module *ctor)
+ SaslAuthenticator(User* user_, const std::string& method)
: user(user_), state(SASL_INIT), state_announced(false)
{
parameterlist params;
- params.push_back("*");
- params.push_back("SASL");
params.push_back(user->uuid);
params.push_back("*");
params.push_back("S");
params.push_back(method);
- ServerInstance->PI->SendEncapsulatedData(params);
+ LocalUser* localuser = IS_LOCAL(user);
+ if (method == "EXTERNAL" && localuser)
+ {
+ std::string fp = SSLClientCert::GetFingerprint(&localuser->eh);
+
+ if (fp.size())
+ params.push_back(fp);
+ }
+
+ SendSASL(params);
}
SaslResult GetSaslResult(const std::string &result_)
{
case SASL_INIT:
this->agent = msg[0];
- this->user->Write("AUTHENTICATE %s", msg[3].c_str());
this->state = SASL_COMM;
- break;
+ /* fall through */
case SASL_COMM:
if (msg[0] != this->agent)
return this->state;
- if (msg[2] != "D")
+ if (msg[2] == "C")
this->user->Write("AUTHENTICATE %s", msg[3].c_str());
- else
+ else if (msg[2] == "D")
{
this->state = SASL_DONE;
this->result = this->GetSaslResult(msg[3]);
}
+ else if (msg[2] == "M")
+ this->user->WriteNumeric(908, "%s %s :are available SASL mechanisms", this->user->nick.c_str(), msg[3].c_str());
+ else
+ ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Services sent an unknown SASL message \"%s\" \"%s\"", msg[2].c_str(), msg[3].c_str());
break;
case SASL_DONE:
break;
default:
- ServerInstance->Logs->Log("m_sasl", DEFAULT, "WTF: SaslState is not a known state (%d)", this->state);
+ ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "WTF: SaslState is not a known state (%d)", this->state);
break;
}
return true;
parameterlist params;
- params.push_back("*");
- params.push_back("SASL");
params.push_back(this->user->uuid);
params.push_back(this->agent);
params.push_back("C");
params.insert(params.end(), parameters.begin(), parameters.end());
- ServerInstance->PI->SendEncapsulatedData(params);
+ SendSASL(params);
if (parameters[0][0] == '*')
{
switch (this->result)
{
case SASL_OK:
- this->user->WriteNumeric(903, "%s :SASL authentication successful", this->user->nick.c_str());
+ this->user->WriteNumeric(903, ":SASL authentication successful");
break;
case SASL_ABORT:
- this->user->WriteNumeric(906, "%s :SASL authentication aborted", this->user->nick.c_str());
+ this->user->WriteNumeric(906, ":SASL authentication aborted");
break;
case SASL_FAIL:
- this->user->WriteNumeric(904, "%s :SASL authentication failed", this->user->nick.c_str());
+ this->user->WriteNumeric(904, ":SASL authentication failed");
break;
default:
break;
SaslAuthenticator *sasl = authExt.get(user);
if (!sasl)
- authExt.set(user, new SaslAuthenticator(user, parameters[0], creator));
+ authExt.set(user, new SaslAuthenticator(user, parameters[0]));
else if (sasl->SendClientMessage(parameters) == false) // IAL abort extension --nenolod
{
sasl->AnnounceState();
CmdResult Handle(const std::vector<std::string>& parameters, User *user)
{
User* target = ServerInstance->FindNick(parameters[1]);
- if (!target)
+ if ((!target) || (IS_SERVER(target)))
{
- ServerInstance->Logs->Log("m_sasl", DEBUG,"User not found in sasl ENCAP event: %s", parameters[1].c_str());
+ ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "User not found in sasl ENCAP event: %s", parameters[1].c_str());
return CMD_FAILURE;
}
GenericCap cap;
CommandAuthenticate auth;
CommandSASL sasl;
+
public:
ModuleSASL()
: authExt("sasl_auth", this), cap(this, "sasl"), auth(this, authExt, cap), sasl(this, authExt)
{
- Implementation eventlist[] = { I_OnEvent, I_OnUserRegister, I_OnSetConnectClass };
- ServerInstance->Modules->Attach(eventlist, this, 3);
-
- ServiceProvider* providelist[] = { &auth, &sasl, &authExt };
- ServerInstance->Modules->AddServices(providelist, 3);
+ }
+ void init() CXX11_OVERRIDE
+ {
if (!ServerInstance->Modules->Find("m_services_account.so") || !ServerInstance->Modules->Find("m_cap.so"))
- ServerInstance->Logs->Log("m_sasl", DEFAULT, "WARNING: m_services_account.so and m_cap.so are not loaded! m_sasl.so will NOT function correctly until these two modules are loaded!");
+ ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "WARNING: m_services_account.so and m_cap.so are not loaded! m_sasl.so will NOT function correctly until these two modules are loaded!");
}
- ModResult OnUserRegister(LocalUser *user)
+ void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
+ {
+ sasl_target = ServerInstance->Config->ConfValue("sasl")->getString("target", "*");
+ }
+
+ ModResult OnUserRegister(LocalUser *user) CXX11_OVERRIDE
{
SaslAuthenticator *sasl_ = authExt.get(user);
if (sasl_)
return MOD_RES_PASSTHRU;
}
- ModResult OnSetConnectClass(LocalUser* user, ConnectClass* myclass)
- {
- if (myclass->config->getBool("requiresasl"))
- {
- AccountExtItem* ext = GetAccountExtItem();
- if (ext && !ext.get(user))
- return MOD_RES_DENY;
- }
- return MOD_RES_PASSTHRU;
- }
-
- ~ModuleSASL()
- {
- }
-
- Version GetVersion()
+ Version GetVersion() CXX11_OVERRIDE
{
return Version("Provides support for IRC Authentication Layer (aka: atheme SASL) via AUTHENTICATE.",VF_VENDOR);
}
- void OnEvent(Event &ev)
+ void OnEvent(Event &ev) CXX11_OVERRIDE
{
cap.HandleEvent(ev);
}