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[openldap] / servers / slapd / back-monitor / modify.c
1 /* modify.c - monitor backend modify routine */
2 /* $OpenLDAP$ */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4  *
5  * Copyright 2001-2014 The OpenLDAP Foundation.
6  * Portions Copyright 2001-2003 Pierangelo Masarati.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted only as authorized by the OpenLDAP
11  * Public License.
12  *
13  * A copy of this license is available in file LICENSE in the
14  * top-level directory of the distribution or, alternatively, at
15  * <http://www.OpenLDAP.org/license.html>.
16  */
17 /* ACKNOWLEDGEMENTS:
18  * This work was initially developed by Pierangelo Masarati for inclusion
19  * in OpenLDAP Software.
20  */
21
22 #include "portable.h"
23
24 #include <stdio.h>
25
26 #include <ac/string.h>
27 #include <ac/socket.h>
28
29 #include "slap.h"
30 #include "back-monitor.h"
31 #include "proto-back-monitor.h"
32
33 int
34 monitor_back_modify( Operation *op, SlapReply *rs )
35 {
36         int             rc = 0;
37         monitor_info_t  *mi = ( monitor_info_t * )op->o_bd->be_private;
38         Entry           *matched;
39         Entry           *e;
40
41         Debug(LDAP_DEBUG_ARGS, "monitor_back_modify:\n", 0, 0, 0);
42
43         /* acquire and lock entry */
44         monitor_cache_dn2entry( op, rs, &op->o_req_ndn, &e, &matched );
45         if ( e == NULL ) {
46                 rs->sr_err = LDAP_NO_SUCH_OBJECT;
47                 if ( matched ) {
48                         if ( !access_allowed_mask( op, matched,
49                                         slap_schema.si_ad_entry,
50                                         NULL, ACL_DISCLOSE, NULL, NULL ) )
51                         {
52                                 /* do nothing */ ;
53                         } else {
54                                 rs->sr_matched = matched->e_dn;
55                         }
56                 }
57                 send_ldap_result( op, rs );
58                 if ( matched != NULL ) {
59                         rs->sr_matched = NULL;
60                         monitor_cache_release( mi, matched );
61                 }
62                 return rs->sr_err;
63         }
64
65         if ( !acl_check_modlist( op, e, op->orm_modlist )) {
66                 rc = LDAP_INSUFFICIENT_ACCESS;
67
68         } else {
69                 assert( !SLAP_SHADOW( op->o_bd ) );
70                 slap_mods_opattrs( op, &op->orm_modlist, 0 );
71
72                 rc = monitor_entry_modify( op, rs, e );
73         }
74
75         if ( rc != LDAP_SUCCESS ) {
76                 if ( !access_allowed_mask( op, e, slap_schema.si_ad_entry,
77                                 NULL, ACL_DISCLOSE, NULL, NULL ) )
78                 {
79                         rc = LDAP_NO_SUCH_OBJECT;
80                 }
81         }
82
83         rs->sr_err = rc;
84         send_ldap_result( op, rs );
85
86         monitor_cache_release( mi, e );
87
88         return rs->sr_err;
89 }
90