1 /* $NetBSD: bind.c,v 1.3 2021/08/14 16:15:01 christos Exp $ */
2
3 /* $OpenLDAP$ */
4 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 *
6 * Copyright 1999-2021 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 <sys/cdefs.h>
26 __RCSID("$NetBSD: bind.c,v 1.3 2021/08/14 16:15:01 christos Exp $");
27
28 #include "portable.h"
29
30 #include <stdio.h>
31 #include <sys/types.h>
32
33 #include "slap.h"
34 #include "proto-sql.h"
35
36 int
backsql_bind(Operation * op,SlapReply * rs)37 backsql_bind( Operation *op, SlapReply *rs )
38 {
39 SQLHDBC dbh = SQL_NULL_HDBC;
40 Entry e = { 0 };
41 Attribute *a;
42 backsql_srch_info bsi = { 0 };
43 AttributeName anlist[2];
44 int rc;
45
46 Debug( LDAP_DEBUG_TRACE, "==>backsql_bind()\n" );
47
48 switch ( be_rootdn_bind( op, rs ) ) {
49 case SLAP_CB_CONTINUE:
50 break;
51
52 default:
53 /* in case of success, front end will send result;
54 * otherwise, be_rootdn_bind() did */
55 Debug( LDAP_DEBUG_TRACE, "<==backsql_bind(%d)\n",
56 rs->sr_err );
57 return rs->sr_err;
58 }
59
60 rs->sr_err = backsql_get_db_conn( op, &dbh );
61 if ( rs->sr_err != LDAP_SUCCESS ) {
62 Debug( LDAP_DEBUG_TRACE, "backsql_bind(): "
63 "could not get connection handle - exiting\n" );
64
65 rs->sr_text = ( rs->sr_err == LDAP_OTHER )
66 ? "SQL-backend error" : NULL;
67 goto error_return;
68 }
69
70 anlist[0].an_name = slap_schema.si_ad_userPassword->ad_cname;
71 anlist[0].an_desc = slap_schema.si_ad_userPassword;
72 anlist[1].an_name.bv_val = NULL;
73
74 bsi.bsi_e = &e;
75 rc = backsql_init_search( &bsi, &op->o_req_ndn, LDAP_SCOPE_BASE,
76 (time_t)(-1), NULL, dbh, op, rs, anlist,
77 BACKSQL_ISF_GET_ENTRY );
78 if ( rc != LDAP_SUCCESS ) {
79 Debug( LDAP_DEBUG_TRACE, "backsql_bind(): "
80 "could not retrieve bindDN ID - no such entry\n" );
81 rs->sr_err = LDAP_INVALID_CREDENTIALS;
82 goto error_return;
83 }
84
85 a = attr_find( e.e_attrs, slap_schema.si_ad_userPassword );
86 if ( a == NULL ) {
87 rs->sr_err = LDAP_INVALID_CREDENTIALS;
88 goto error_return;
89 }
90
91 if ( slap_passwd_check( op, &e, a, &op->oq_bind.rb_cred,
92 &rs->sr_text ) != 0 )
93 {
94 rs->sr_err = LDAP_INVALID_CREDENTIALS;
95 goto error_return;
96 }
97
98 error_return:;
99 if ( !BER_BVISNULL( &bsi.bsi_base_id.eid_ndn ) ) {
100 (void)backsql_free_entryID( &bsi.bsi_base_id, 0, op->o_tmpmemctx );
101 }
102
103 if ( !BER_BVISNULL( &e.e_nname ) ) {
104 backsql_entry_clean( op, &e );
105 }
106
107 if ( bsi.bsi_attrs != NULL ) {
108 op->o_tmpfree( bsi.bsi_attrs, op->o_tmpmemctx );
109 }
110
111 if ( rs->sr_err != LDAP_SUCCESS ) {
112 send_ldap_result( op, rs );
113 }
114
115 Debug( LDAP_DEBUG_TRACE,"<==backsql_bind()\n" );
116
117 return rs->sr_err;
118 }
119
120