1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1999-2021 The OpenLDAP Foundation.
* Portions Copyright 1999 Dmitry Kovalev.
* Portions Copyright 2002 Pierangelo Masarati.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This work was initially developed by Dmitry Kovalev for inclusion
* by OpenLDAP Software. Additional significant contributors include
* Pierangelo Masarati.
*/
#include "portable.h"
#include <stdio.h>
#include <sys/types.h>
#include "slap.h"
#include "proto-sql.h"
int
backsql_compare( Operation *op, SlapReply *rs )
{
SQLHDBC dbh = SQL_NULL_HDBC;
Entry e = { 0 };
Attribute *a = NULL;
backsql_srch_info bsi = { 0 };
int rc;
int manageDSAit = get_manageDSAit( op );
AttributeName anlist[2];
Debug( LDAP_DEBUG_TRACE, "==>backsql_compare()\n", 0, 0, 0 );
rs->sr_err = backsql_get_db_conn( op, &dbh );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_compare(): "
"could not get connection handle - exiting\n",
0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
goto return_results;
}
anlist[ 0 ].an_name = op->oq_compare.rs_ava->aa_desc->ad_cname;
anlist[ 0 ].an_desc = op->oq_compare.rs_ava->aa_desc;
BER_BVZERO( &anlist[ 1 ].an_name );
/*
* Get the entry
*/
bsi.bsi_e = &e;
rc = backsql_init_search( &bsi, &op->o_req_ndn, LDAP_SCOPE_BASE,
(time_t)(-1), NULL, dbh, op, rs, anlist,
( BACKSQL_ISF_MATCHED | BACKSQL_ISF_GET_ENTRY ) );
switch ( rc ) {
case LDAP_SUCCESS:
break;
case LDAP_REFERRAL:
if ( manageDSAit && !BER_BVISNULL( &bsi.bsi_e->e_nname ) &&
dn_match( &op->o_req_ndn, &bsi.bsi_e->e_nname ) )
{
rs->sr_err = LDAP_SUCCESS;
rs->sr_text = NULL;
rs->sr_matched = NULL;
if ( rs->sr_ref ) {
ber_bvarray_free( rs->sr_ref );
rs->sr_ref = NULL;
}
break;
}
/* fallthru */
default:
Debug( LDAP_DEBUG_TRACE, "backsql_compare(): "
"could not retrieve compareDN ID - no such entry\n",
0, 0, 0 );
goto return_results;
}
if ( get_assert( op ) &&
( test_filter( op, &e, get_assertion( op ) )
!= LDAP_COMPARE_TRUE ) )
{
rs->sr_err = LDAP_ASSERTION_FAILED;
goto return_results;
}
if ( is_at_operational( op->oq_compare.rs_ava->aa_desc->ad_type ) ) {
SlapReply nrs = { REP_SEARCH };
Attribute **ap;
for ( ap = &e.e_attrs; *ap; ap = &(*ap)->a_next )
;
nrs.sr_attrs = anlist;
nrs.sr_entry = &e;
nrs.sr_attr_flags = SLAP_OPATTRS_NO;
nrs.sr_operational_attrs = NULL;
rs->sr_err = backsql_operational( op, &nrs );
if ( rs->sr_err != LDAP_SUCCESS ) {
goto return_results;
}
*ap = nrs.sr_operational_attrs;
}
if ( ! access_allowed( op, &e, op->oq_compare.rs_ava->aa_desc,
&op->oq_compare.rs_ava->aa_value,
ACL_COMPARE, NULL ) )
{
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
goto return_results;
}
rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
for ( a = attrs_find( e.e_attrs, op->oq_compare.rs_ava->aa_desc );
a != NULL;
a = attrs_find( a->a_next, op->oq_compare.rs_ava->aa_desc ) )
{
rs->sr_err = LDAP_COMPARE_FALSE;
if ( attr_valfind( a,
SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
&op->oq_compare.rs_ava->aa_value, NULL,
op->o_tmpmemctx ) == 0 )
{
rs->sr_err = LDAP_COMPARE_TRUE;
break;
}
}
return_results:;
switch ( rs->sr_err ) {
case LDAP_COMPARE_TRUE:
case LDAP_COMPARE_FALSE:
break;
default:
if ( !BER_BVISNULL( &e.e_nname ) &&
! access_allowed( op, &e,
slap_schema.si_ad_entry, NULL,
ACL_DISCLOSE, NULL ) )
{
rs->sr_err = LDAP_NO_SUCH_OBJECT;
rs->sr_text = NULL;
}
break;
}
send_ldap_result( op, rs );
if ( rs->sr_matched ) {
rs->sr_matched = NULL;
}
if ( rs->sr_ref ) {
ber_bvarray_free( rs->sr_ref );
rs->sr_ref = NULL;
}
if ( !BER_BVISNULL( &bsi.bsi_base_id.eid_ndn ) ) {
(void)backsql_free_entryID( &bsi.bsi_base_id, 0, op->o_tmpmemctx );
}
if ( !BER_BVISNULL( &e.e_nname ) ) {
backsql_entry_clean( op, &e );
}
if ( bsi.bsi_attrs != NULL ) {
op->o_tmpfree( bsi.bsi_attrs, op->o_tmpmemctx );
}
Debug(LDAP_DEBUG_TRACE,"<==backsql_compare()\n",0,0,0);
switch ( rs->sr_err ) {
case LDAP_COMPARE_TRUE:
case LDAP_COMPARE_FALSE:
return LDAP_SUCCESS;
default:
return rs->sr_err;
}
}
|
