1 /* attribute.c - bdb backend acl attribute routine */
4 * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
12 #include <ac/socket.h>
13 #include <ac/string.h>
17 #include "proto-bdb.h"
19 /* return LDAP_SUCCESS IFF we can retrieve the attributes
28 struct berval *entry_ndn,
29 AttributeDescription *entry_at,
32 struct bdb_info *bdb = (struct bdb_info *) be->be_private;
33 struct bdb_op_info *boi = NULL;
39 const char *entry_at_name = entry_at->ad_cname.bv_val;
40 AccessControlState acl_state = ACL_STATE_INIT;
47 LDAP_LOG( BACK_BDB, ARGS,
48 "bdb_attribute: gr ndn: \"%s\"\n", entry_ndn->bv_val, 0, 0 );
49 LDAP_LOG( BACK_BDB, ARGS,
50 "bdb_attribute: at: \"%s\"\n", entry_at_name, 0, 0);
51 LDAP_LOG( BACK_BDB, ARGS, "bdb_attribute: tr ndn: \"%s\"\n",
52 target ? target->e_ndn : "", 0, 0 );
54 Debug( LDAP_DEBUG_ARGS,
55 "=> bdb_attribute: gr ndn: \"%s\"\n",
56 entry_ndn->bv_val, 0, 0 );
57 Debug( LDAP_DEBUG_ARGS,
58 "=> bdb_attribute: at: \"%s\"\n",
59 entry_at_name, 0, 0 );
61 Debug( LDAP_DEBUG_ARGS,
62 "=> bdb_attribute: tr ndn: \"%s\"\n",
63 target ? target->e_ndn : "", 0, 0 );
66 if( op ) boi = (struct bdb_op_info *) op->o_private;
67 if( boi != NULL && be == boi->boi_bdb ) {
69 locker = boi->boi_locker;
73 locker = TXN_ID ( txn );
74 } else if ( !locker ) {
75 rc = LOCK_ID ( bdb->bi_dbenv, &locker );
85 if (target != NULL && dn_match(&target->e_nname, entry_ndn)) {
86 /* we already have a LOCKED copy of the entry */
89 LDAP_LOG( BACK_BDB, DETAIL1,
90 "bdb_attribute: target is LOCKED (%s)\n", entry_ndn->bv_val, 0, 0 );
92 Debug( LDAP_DEBUG_ARGS,
93 "=> bdb_attribute: target is entry: \"%s\"\n",
94 entry_ndn->bv_val, 0, 0 );
99 /* can we find entry */
100 rc = bdb_dn2entry_r( be, NULL, entry_ndn, &e, NULL, 0, locker, &lock );
105 case DB_LOCK_DEADLOCK:
106 case DB_LOCK_NOTGRANTED:
110 if ( free_lock_id ) {
111 LOCK_ID_FREE( bdb->bi_dbenv, locker );
113 return (rc != LDAP_BUSY) ? LDAP_OTHER : LDAP_BUSY;
117 LDAP_LOG( BACK_BDB, INFO,
118 "bdb_attribute: cannot find entry (%s)\n",
119 entry_ndn->bv_val, 0, 0 );
121 Debug( LDAP_DEBUG_ACL,
122 "=> bdb_attribute: cannot find entry: \"%s\"\n",
123 entry_ndn->bv_val, 0, 0 );
125 if ( free_lock_id ) {
126 LOCK_ID_FREE( bdb->bi_dbenv, locker );
128 return LDAP_NO_SUCH_OBJECT;
132 LDAP_LOG( BACK_BDB, DETAIL1, "bdb_attribute: found entry (%s)\n",
133 entry_ndn->bv_val, 0, 0 );
135 Debug( LDAP_DEBUG_ACL,
136 "=> bdb_attribute: found entry: \"%s\"\n",
137 entry_ndn->bv_val, 0, 0 );
142 /* find attribute values */
143 if( is_entry_alias( e ) ) {
145 LDAP_LOG( BACK_BDB, INFO,
146 "bdb_attribute: entry (%s) is an alias\n", e->e_dn, 0, 0 );
148 Debug( LDAP_DEBUG_ACL,
149 "<= bdb_attribute: entry is an alias\n", 0, 0, 0 );
151 rc = LDAP_ALIAS_PROBLEM;
156 if( is_entry_referral( e ) ) {
158 LDAP_LOG( BACK_BDB, INFO,
159 "bdb_attribute: entry (%s) is a referral.\n", e->e_dn, 0, 0);
161 Debug( LDAP_DEBUG_ACL,
162 "<= bdb_attribute: entry is a referral\n", 0, 0, 0 );
168 if ((attr = attr_find(e->e_attrs, entry_at)) == NULL) {
170 LDAP_LOG( BACK_BDB, INFO,
171 "bdb_attribute: failed to find %s.\n", entry_at_name, 0, 0 );
173 Debug( LDAP_DEBUG_ACL,
174 "<= bdb_attribute: failed to find %s\n",
175 entry_at_name, 0, 0 );
177 rc = LDAP_NO_SUCH_ATTRIBUTE;
181 if (conn != NULL && op != NULL
182 && access_allowed( be, conn, op, e, entry_at, NULL,
183 ACL_AUTH, &acl_state ) == 0 )
185 rc = LDAP_INSUFFICIENT_ACCESS;
189 for ( i = 0; attr->a_vals[i].bv_val != NULL; i++ ) {
193 v = (BerVarray) ch_malloc( sizeof(struct berval) * (i+1) );
195 for ( i=0, j=0; attr->a_vals[i].bv_val != NULL; i++ ) {
198 && access_allowed(be, conn, op, e, entry_at,
199 &attr->a_vals[i], ACL_AUTH, &acl_state ) == 0)
203 ber_dupbv( &v[j], &attr->a_vals[i] );
205 if( v[j].bv_val != NULL ) j++;
211 rc = LDAP_INSUFFICIENT_ACCESS;
222 bdb_cache_return_entry_r(bdb->bi_dbenv, &bdb->bi_cache, e, &lock);
225 if ( free_lock_id ) {
226 LOCK_ID_FREE( bdb->bi_dbenv, locker );
230 LDAP_LOG( BACK_BDB, ENTRY, "bdb_attribute: rc=%d nvals=%d.\n", rc, j, 0 );
232 Debug( LDAP_DEBUG_TRACE,
233 "bdb_attribute: rc=%d nvals=%d\n",