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https://git.openldap.org/openldap/openldap.git
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151 lines
3.5 KiB
C
151 lines
3.5 KiB
C
/* group.c - ldbm backend acl group routine */
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/* $OpenLDAP$ */
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/*
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* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/socket.h>
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#include <ac/string.h>
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#include "slap.h"
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#include "back-ldbm.h"
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#include "proto-back-ldbm.h"
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/* return 0 IFF op_dn is a value in member attribute
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* of entry with gr_dn AND that entry has an objectClass
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* value of groupOfNames
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*/
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int
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ldbm_back_group(
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Backend *be,
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Entry *target,
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const char *gr_ndn,
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const char *op_ndn,
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ObjectClass *group_oc,
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AttributeDescription *group_at
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)
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{
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struct ldbminfo *li = (struct ldbminfo *) be->be_private;
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Entry *e;
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int rc = 1;
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Attribute *attr;
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struct berval bv;
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AttributeDescription *ad_objectClass = slap_schema.si_ad_objectClass;
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const char *group_oc_name = NULL;
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const char *group_at_name = group_at->ad_cname->bv_val;
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if( group_oc->soc_names && group_oc->soc_names[0] ) {
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group_oc_name = group_oc->soc_names[0];
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} else {
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group_oc_name = group_oc->soc_oid;
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}
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Debug( LDAP_DEBUG_ARGS,
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"=> ldbm_back_group: gr dn: \"%s\"\n",
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gr_ndn, 0, 0 );
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Debug( LDAP_DEBUG_ARGS,
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"=> ldbm_back_group: op dn: \"%s\"\n",
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op_ndn, 0, 0 );
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Debug( LDAP_DEBUG_ARGS,
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"=> ldbm_back_group: oc: \"%s\" at: \"%s\"\n",
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group_oc_name, group_at_name, 0 );
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Debug( LDAP_DEBUG_ARGS,
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"=> ldbm_back_group: tr dn: \"%s\"\n",
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target->e_ndn, 0, 0 );
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if (strcmp(target->e_ndn, gr_ndn) == 0) {
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/* we already have a LOCKED copy of the entry */
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e = target;
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Debug( LDAP_DEBUG_ARGS,
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"=> ldbm_back_group: target is group: \"%s\"\n",
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gr_ndn, 0, 0 );
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} else {
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/* can we find group entry with reader lock */
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if ((e = dn2entry_r(be, gr_ndn, NULL )) == NULL) {
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Debug( LDAP_DEBUG_ACL,
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"=> ldbm_back_group: cannot find group: \"%s\"\n",
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gr_ndn, 0, 0 );
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return( 1 );
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}
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Debug( LDAP_DEBUG_ACL,
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"=> ldbm_back_group: found group: \"%s\"\n",
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gr_ndn, 0, 0 );
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}
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/* find it's objectClass and member attribute values
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* make sure this is a group entry
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* finally test if we can find op_dn in the member attribute value list *
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*/
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rc = 1;
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if( is_entry_alias( e ) ) {
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Debug( LDAP_DEBUG_ACL,
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"<= ldbm_back_group: group is an alias\n", 0, 0, 0 );
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goto return_results;
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}
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if( is_entry_referral( e ) ) {
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Debug( LDAP_DEBUG_ACL,
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"<= ldbm_back_group: group is an referral\n", 0, 0, 0 );
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goto return_results;
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}
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if( !is_entry_objectclass( e, group_oc ) ) {
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Debug( LDAP_DEBUG_ACL,
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"<= ldbm_back_group: failed to find %s in objectClass\n",
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group_oc_name, 0, 0 );
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goto return_results;
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}
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if ((attr = attr_find(e->e_attrs, group_at)) == NULL) {
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Debug( LDAP_DEBUG_ACL,
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"<= ldbm_back_group: failed to find %s\n",
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group_at_name, 0, 0 );
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goto return_results;
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}
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Debug( LDAP_DEBUG_ACL,
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"<= ldbm_back_group: found objectClass %s and %s\n",
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group_oc_name, group_at_name, 0 );
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bv.bv_val = (char *) op_ndn;
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bv.bv_len = strlen( op_ndn );
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if( value_find( group_at, attr->a_vals, &bv ) != LDAP_SUCCESS ) {
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Debug( LDAP_DEBUG_ACL,
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"<= ldbm_back_group: \"%s\" not in \"%s\": %s\n",
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op_ndn, gr_ndn, group_at_name );
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goto return_results;
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}
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Debug( LDAP_DEBUG_ACL,
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"<= ldbm_back_group: \"%s\" is in \"%s\": %s\n",
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op_ndn, gr_ndn, group_at_name );
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rc = 0;
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return_results:
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if( target != e ) {
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/* free entry and reader lock */
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cache_return_entry_r( &li->li_cache, e );
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}
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Debug( LDAP_DEBUG_TRACE, "ldbm_back_group: rc=%d\n", rc, 0, 0 );
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return(rc);
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}
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