1 /* attribute.c - bdb backend acl attribute routine */
4 * Copyright 1998-2002 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;
46 LDAP_LOG( BACK_BDB, ARGS,
47 "bdb_attribute: gr dn: \"%s\"\n", entry_ndn->bv_val, 0, 0 );
48 LDAP_LOG( BACK_BDB, ARGS,
49 "bdb_attribute: at: \"%s\"\n", entry_at_name, 0, 0);
50 LDAP_LOG( BACK_BDB, ARGS, "bdb_attribute: tr dn: \"%s\"\n",
51 target ? target->e_ndn : "", 0, 0 );
53 Debug( LDAP_DEBUG_ARGS,
54 "=> bdb_attribute: gr dn: \"%s\"\n",
55 entry_ndn->bv_val, 0, 0 );
56 Debug( LDAP_DEBUG_ARGS,
57 "=> bdb_attribute: at: \"%s\"\n",
58 entry_at_name, 0, 0 );
60 Debug( LDAP_DEBUG_ARGS,
61 "=> bdb_attribute: tr dn: \"%s\"\n",
62 target ? target->e_ndn : "", 0, 0 );
65 if( op ) boi = (struct bdb_op_info *) op->o_private;
66 if( boi != NULL && be == boi->boi_bdb ) {
71 locker = TXN_ID ( txn );
73 rc = LOCK_ID ( bdb->bi_dbenv, &locker );
82 if (target != NULL && dn_match(&target->e_nname, entry_ndn)) {
83 /* we already have a LOCKED copy of the entry */
86 LDAP_LOG( BACK_BDB, DETAIL1,
87 "bdb_attribute: target is LOCKED (%s)\n", entry_ndn->bv_val, 0, 0 );
89 Debug( LDAP_DEBUG_ARGS,
90 "=> bdb_attribute: target is entry: \"%s\"\n",
91 entry_ndn->bv_val, 0, 0 );
96 /* can we find entry */
97 rc = bdb_dn2entry_r( be, NULL, entry_ndn, &e, NULL, 0, locker, &lock );
102 case DB_LOCK_DEADLOCK:
103 case DB_LOCK_NOTGRANTED:
110 LOCK_ID_FREE( bdb->bi_dbenv, locker );
112 return (rc != LDAP_BUSY) ? LDAP_OTHER : LDAP_BUSY;
116 LDAP_LOG( BACK_BDB, INFO,
117 "bdb_attribute: cannot find entry (%s)\n",
118 entry_ndn->bv_val, 0, 0 );
120 Debug( LDAP_DEBUG_ACL,
121 "=> bdb_attribute: cannot find entry: \"%s\"\n",
122 entry_ndn->bv_val, 0, 0 );
125 LOCK_ID_FREE( bdb->bi_dbenv, locker );
127 return LDAP_NO_SUCH_OBJECT;
131 LDAP_LOG( BACK_BDB, DETAIL1, "bdb_attribute: found entry (%s)\n",
132 entry_ndn->bv_val, 0, 0 );
134 Debug( LDAP_DEBUG_ACL,
135 "=> bdb_attribute: found entry: \"%s\"\n",
136 entry_ndn->bv_val, 0, 0 );
141 /* find attribute values */
142 if( is_entry_alias( e ) ) {
144 LDAP_LOG( BACK_BDB, INFO,
145 "bdb_attribute: entry (%s) is an alias\n", e->e_dn, 0, 0 );
147 Debug( LDAP_DEBUG_ACL,
148 "<= bdb_attribute: entry is an alias\n", 0, 0, 0 );
150 rc = LDAP_ALIAS_PROBLEM;
155 if( is_entry_referral( e ) ) {
157 LDAP_LOG( BACK_BDB, INFO,
158 "bdb_attribute: entry (%s) is a referral.\n", e->e_dn, 0, 0);
160 Debug( LDAP_DEBUG_ACL,
161 "<= bdb_attribute: entry is a referral\n", 0, 0, 0 );
167 if ((attr = attr_find(e->e_attrs, entry_at)) == NULL) {
169 LDAP_LOG( BACK_BDB, INFO,
170 "bdb_attribute: failed to find %s.\n", entry_at_name, 0, 0 );
172 Debug( LDAP_DEBUG_ACL,
173 "<= bdb_attribute: failed to find %s\n",
174 entry_at_name, 0, 0 );
176 rc = LDAP_NO_SUCH_ATTRIBUTE;
180 if (conn != NULL && op != NULL
181 && access_allowed( be, conn, op, e, entry_at, NULL,
182 ACL_AUTH, &acl_state ) == 0 )
184 rc = LDAP_INSUFFICIENT_ACCESS;
188 for ( i = 0; attr->a_vals[i].bv_val != NULL; i++ ) {
192 v = (BerVarray) ch_malloc( sizeof(struct berval) * (i+1) );
194 for ( i=0, j=0; attr->a_vals[i].bv_val != NULL; i++ ) {
197 && access_allowed(be, conn, op, e, entry_at,
198 &attr->a_vals[i], ACL_AUTH, &acl_state ) == 0)
202 ber_dupbv( &v[j], &attr->a_vals[i] );
204 if( v[j].bv_val != NULL ) j++;
210 rc = LDAP_INSUFFICIENT_ACCESS;
221 bdb_cache_return_entry_r(bdb->bi_dbenv, &bdb->bi_cache, e, &lock);
225 LOCK_ID_FREE( bdb->bi_dbenv, locker );
229 LDAP_LOG( BACK_BDB, ENTRY, "bdb_attribute: rc=%d nvals=%d.\n", rc, j, 0 );
231 Debug( LDAP_DEBUG_TRACE,
232 "bdb_attribute: rc=%d nvals=%d\n",