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/********************************************************************\
* BitlBee -- An IRC to other IM-networks gateway *
* *
* Copyright 2002-2004 Wilmer van der Gaast and others *
\********************************************************************/
/* Storage backend that uses a LDAP database */
/* Copyright (C) 2006 Jelmer Vernooij <jelmer@samba.org> */
/*
This program 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; either version 2 of the License, or
(at your option) any later version.
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 with
the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
if not, write to the Free Software Foundation, Inc., 59 Temple Place,
Suite 330, Boston, MA 02111-1307 USA
*/
#define BITLBEE_CORE
#include "bitlbee.h"
#include <ldap.h>
#define BB_LDAP_HOST "localhost"
#define BB_LDAP_BASE ""
static char *nick_dn(const char *nick)
{
return g_strdup_printf("bitlBeeNick=%s%s%s", nick, BB_LDAP_BASE?",":"", BB_LDAP_BASE?BB_LDAP_BASE:"");
}
static storage_status_t nick_connect(const char *nick, const char *password, LDAP **ld)
{
char *mydn;
int ret;
storage_status_t status;
*ld = ldap_init(BB_LDAP_HOST, LDAP_PORT);
if (!ld) {
log_message( LOGLVL_WARNING, "Unable to connect to LDAP server at %s", BB_LDAP_HOST );
return STORAGE_OTHER_ERROR;
}
mydn = nick_dn(nick);
ret = ldap_simple_bind_s(*ld, mydn, password);
switch (ret) {
case LDAP_SUCCESS: status = STORAGE_OK; break;
case LDAP_INVALID_CREDENTIALS: status = STORAGE_INVALID_PASSWORD; break;
default:
log_message( LOGLVL_WARNING, "Unable to authenticate %s: %s", mydn, ldap_err2string(ret) );
status = STORAGE_OTHER_ERROR;
break;
}
g_free(mydn);
return status;
}
static storage_status_t sldap_load ( const char *my_nick, const char* password, irc_t *irc )
{
LDAPMessage *res, *msg;
LDAP *ld;
int ret, i;
storage_status_t status;
char *mydn;
status = nick_connect(my_nick, password, &ld);
if (status != STORAGE_OK)
return status;
mydn = nick_dn(my_nick);
ret = ldap_search_s(ld, mydn, LDAP_SCOPE_BASE, "(objectClass=*)", NULL, 0, &res);
if (ret != LDAP_SUCCESS) {
log_message( LOGLVL_WARNING, "Unable to search for %s: %s", mydn, ldap_err2string(ret) );
ldap_unbind_s(ld);
return STORAGE_OTHER_ERROR;
}
g_free(mydn);
for (msg = ldap_first_entry(ld, res); msg; msg = ldap_next_entry(ld, msg)) {
}
/* FIXME: Store in irc_t */
ldap_unbind_s(ld);
return STORAGE_OK;
}
static storage_status_t sldap_check_pass( const char *nick, const char *password )
{
LDAP *ld;
storage_status_t status;
status = nick_connect(nick, password, &ld);
ldap_unbind_s(ld);
return status;
}
static storage_status_t sldap_remove( const char *nick, const char *password )
{
storage_status_t status;
LDAP *ld;
char *mydn;
int ret;
status = nick_connect(nick, password, &ld);
if (status != STORAGE_OK)
return status;
mydn = nick_dn(nick);
ret = ldap_delete(ld, mydn);
if (ret != LDAP_SUCCESS) {
log_message( LOGLVL_WARNING, "Error removing %s: %s", mydn, ldap_err2string(ret) );
ldap_unbind_s(ld);
return STORAGE_OTHER_ERROR;
}
ldap_unbind_s(ld);
g_free(mydn);
return STORAGE_OK;
}
static storage_status_t sldap_save( irc_t *irc, int overwrite )
{
LDAP *ld;
char *mydn;
storage_status_t status;
LDAPMessage *msg;
status = nick_connect(irc->nick, irc->password, &ld);
if (status != STORAGE_OK)
return status;
mydn = nick_dn(irc->nick);
/* FIXME: Make this a bit more atomic? What if we crash after
* removing the old account but before adding the new one ? */
if (overwrite)
sldap_remove(irc->nick, irc->password);
g_free(mydn);
ldap_unbind_s(ld);
return STORAGE_OK;
}
storage_t storage_ldap = {
.name = "ldap",
.check_pass = sldap_check_pass,
.remove = sldap_remove,
.load = sldap_load,
.save = sldap_save
};
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