xref: /netbsd-src/external/bsd/openldap/dist/servers/slapd/back-monitor/modify.c (revision 549b59ed3ccf0d36d3097190a0db27b770f3a839)
1 /*	$NetBSD: modify.c,v 1.3 2021/08/14 16:15:00 christos Exp $	*/
2 
3 /* modify.c - monitor backend modify routine */
4 /* $OpenLDAP$ */
5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
6  *
7  * Copyright 2001-2021 The OpenLDAP Foundation.
8  * Portions Copyright 2001-2003 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 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 Pierangelo Masarati for inclusion
21  * in OpenLDAP Software.
22  */
23 
24 #include <sys/cdefs.h>
25 __RCSID("$NetBSD: modify.c,v 1.3 2021/08/14 16:15:00 christos Exp $");
26 
27 #include "portable.h"
28 
29 #include <stdio.h>
30 
31 #include <ac/string.h>
32 #include <ac/socket.h>
33 
34 #include "slap.h"
35 #include "back-monitor.h"
36 #include "proto-back-monitor.h"
37 
38 int
monitor_back_modify(Operation * op,SlapReply * rs)39 monitor_back_modify( Operation *op, SlapReply *rs )
40 {
41 	int 		rc = 0;
42 	monitor_info_t	*mi = ( monitor_info_t * )op->o_bd->be_private;
43 	Entry		*matched;
44 	Entry		*e;
45 
46 	Debug(LDAP_DEBUG_ARGS, "monitor_back_modify:\n" );
47 
48 	/* acquire and lock entry */
49 	monitor_cache_dn2entry( op, rs, &op->o_req_ndn, &e, &matched );
50 	if ( e == NULL ) {
51 		rs->sr_err = LDAP_NO_SUCH_OBJECT;
52 		if ( matched ) {
53 			if ( !access_allowed_mask( op, matched,
54 					slap_schema.si_ad_entry,
55 					NULL, ACL_DISCLOSE, NULL, NULL ) )
56 			{
57 				/* do nothing */ ;
58 			} else {
59 				rs->sr_matched = matched->e_dn;
60 			}
61 		}
62 		send_ldap_result( op, rs );
63 		if ( matched != NULL ) {
64 			rs->sr_matched = NULL;
65 			monitor_cache_release( mi, matched );
66 		}
67 		return rs->sr_err;
68 	}
69 
70 	if ( !acl_check_modlist( op, e, op->orm_modlist )) {
71 		rc = LDAP_INSUFFICIENT_ACCESS;
72 
73 	} else {
74 		assert( !SLAP_SHADOW( op->o_bd ) );
75 		slap_mods_opattrs( op, &op->orm_modlist, 0 );
76 
77 		rc = monitor_entry_modify( op, rs, e );
78 	}
79 
80 	if ( rc != LDAP_SUCCESS ) {
81 		if ( !access_allowed_mask( op, e, slap_schema.si_ad_entry,
82 				NULL, ACL_DISCLOSE, NULL, NULL ) )
83 		{
84 			rc = LDAP_NO_SUCH_OBJECT;
85 		}
86 	}
87 
88 	rs->sr_err = rc;
89 	send_ldap_result( op, rs );
90 
91 	monitor_cache_release( mi, e );
92 
93 	return rs->sr_err;
94 }
95 
96