1/*	$NetBSD: bind.c,v 1.1.1.3 2010/12/12 15:23:23 adam Exp $	*/
2
3/* OpenLDAP: pkg/ldap/servers/slapd/back-sql/bind.c,v 1.41.2.5 2010/04/13 20:23:42 kurt Exp */
4/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 *
6 * Copyright 1999-2010 The OpenLDAP Foundation.
7 * Portions Copyright 1999 Dmitry Kovalev.
8 * Portions Copyright 2002 Pierangelo Masarati.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted only as authorized by the OpenLDAP
13 * Public License.
14 *
15 * A copy of this license is available in the file LICENSE in the
16 * top-level directory of the distribution or, alternatively, at
17 * <http://www.OpenLDAP.org/license.html>.
18 */
19/* ACKNOWLEDGEMENTS:
20 * This work was initially developed by Dmitry Kovalev for inclusion
21 * by OpenLDAP Software.  Additional significant contributors include
22 * Pierangelo Masarati.
23 */
24
25#include "portable.h"
26
27#include <stdio.h>
28#include <sys/types.h>
29
30#include "slap.h"
31#include "proto-sql.h"
32
33int
34backsql_bind( Operation *op, SlapReply *rs )
35{
36	SQLHDBC			dbh = SQL_NULL_HDBC;
37	Entry			e = { 0 };
38	Attribute		*a;
39	backsql_srch_info	bsi = { 0 };
40	AttributeName		anlist[2];
41	int			rc;
42
43 	Debug( LDAP_DEBUG_TRACE, "==>backsql_bind()\n", 0, 0, 0 );
44
45	switch ( be_rootdn_bind( op, rs ) ) {
46	case SLAP_CB_CONTINUE:
47		break;
48
49	default:
50		/* in case of success, front end will send result;
51		 * otherwise, be_rootdn_bind() did */
52 		Debug( LDAP_DEBUG_TRACE, "<==backsql_bind(%d)\n",
53			rs->sr_err, 0, 0 );
54		return rs->sr_err;
55	}
56
57	rs->sr_err = backsql_get_db_conn( op, &dbh );
58	if ( rs->sr_err != LDAP_SUCCESS ) {
59     		Debug( LDAP_DEBUG_TRACE, "backsql_bind(): "
60			"could not get connection handle - exiting\n",
61			0, 0, 0 );
62
63		rs->sr_text = ( rs->sr_err == LDAP_OTHER )
64			? "SQL-backend error" : NULL;
65		goto error_return;
66	}
67
68	anlist[0].an_name = slap_schema.si_ad_userPassword->ad_cname;
69	anlist[0].an_desc = slap_schema.si_ad_userPassword;
70	anlist[1].an_name.bv_val = NULL;
71
72	bsi.bsi_e = &e;
73	rc = backsql_init_search( &bsi, &op->o_req_ndn, LDAP_SCOPE_BASE,
74			(time_t)(-1), NULL, dbh, op, rs, anlist,
75			BACKSQL_ISF_GET_ENTRY );
76	if ( rc != LDAP_SUCCESS ) {
77		Debug( LDAP_DEBUG_TRACE, "backsql_bind(): "
78			"could not retrieve bindDN ID - no such entry\n",
79			0, 0, 0 );
80		rs->sr_err = LDAP_INVALID_CREDENTIALS;
81		goto error_return;
82	}
83
84	a = attr_find( e.e_attrs, slap_schema.si_ad_userPassword );
85	if ( a == NULL ) {
86		rs->sr_err = LDAP_INVALID_CREDENTIALS;
87		goto error_return;
88	}
89
90	if ( slap_passwd_check( op, &e, a, &op->oq_bind.rb_cred,
91				&rs->sr_text ) != 0 )
92	{
93		rs->sr_err = LDAP_INVALID_CREDENTIALS;
94		goto error_return;
95	}
96
97error_return:;
98	if ( !BER_BVISNULL( &bsi.bsi_base_id.eid_ndn ) ) {
99		(void)backsql_free_entryID( &bsi.bsi_base_id, 0, op->o_tmpmemctx );
100	}
101
102	if ( !BER_BVISNULL( &e.e_nname ) ) {
103		backsql_entry_clean( op, &e );
104	}
105
106	if ( bsi.bsi_attrs != NULL ) {
107		op->o_tmpfree( bsi.bsi_attrs, op->o_tmpmemctx );
108	}
109
110	if ( rs->sr_err != LDAP_SUCCESS ) {
111		send_ldap_result( op, rs );
112	}
113
114	Debug( LDAP_DEBUG_TRACE,"<==backsql_bind()\n", 0, 0, 0 );
115
116	return rs->sr_err;
117}
118
119