openldap/servers/slapd/back-ldbm/group.c

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/* group.c - ldbm backend acl group routine */
/* $OpenLDAP$ */
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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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#include "portable.h"
#include <stdio.h>
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#include <ac/socket.h>
#include <ac/string.h>
#include "slap.h"
#include "back-ldbm.h"
#include "proto-back-ldbm.h"
/* return 0 IFF op_dn is a value in member attribute
* of entry with gr_dn AND that entry has an objectClass
* value of groupOfNames
*/
int
ldbm_back_group(
Backend *be,
Connection *conn,
Operation *op,
Entry *target,
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const char *gr_ndn,
const char *op_ndn,
ObjectClass *group_oc,
AttributeDescription *group_at
)
{
struct ldbminfo *li = (struct ldbminfo *) be->be_private;
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Entry *e;
int rc = 1;
Attribute *attr;
struct berval bv;
AttributeDescription *ad_objectClass = slap_schema.si_ad_objectClass;
const char *group_oc_name = NULL;
const char *group_at_name = group_at->ad_cname.bv_val;
if( group_oc->soc_names && group_oc->soc_names[0] ) {
group_oc_name = group_oc->soc_names[0];
} else {
group_oc_name = group_oc->soc_oid;
}
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
"ldbm_back_group: check (%s) member of (%s), oc %s\n",
op_ndn, gr_ndn, group_oc_name ));
#else
Debug( LDAP_DEBUG_ARGS,
"=> ldbm_back_group: gr dn: \"%s\"\n",
gr_ndn, 0, 0 );
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Debug( LDAP_DEBUG_ARGS,
"=> ldbm_back_group: op dn: \"%s\"\n",
op_ndn, 0, 0 );
Debug( LDAP_DEBUG_ARGS,
"=> ldbm_back_group: oc: \"%s\" at: \"%s\"\n",
group_oc_name, group_at_name, 0 );
Debug( LDAP_DEBUG_ARGS,
"=> ldbm_back_group: tr dn: \"%s\"\n",
target->e_ndn, 0, 0 );
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#endif
if (strcmp(target->e_ndn, gr_ndn) == 0) {
/* we already have a LOCKED copy of the entry */
e = target;
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
"ldbm_back_group: target is group (%s)\n", gr_ndn ));
#else
Debug( LDAP_DEBUG_ARGS,
"=> ldbm_back_group: target is group: \"%s\"\n",
gr_ndn, 0, 0 );
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#endif
} else {
/* can we find group entry with reader lock */
if ((e = dn2entry_r(be, gr_ndn, NULL )) == NULL) {
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
"ldbm_back_group: cannot find group (%s)\n",
gr_ndn ));
#else
Debug( LDAP_DEBUG_ACL,
"=> ldbm_back_group: cannot find group: \"%s\"\n",
gr_ndn, 0, 0 );
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#endif
return( 1 );
}
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
"ldbm_back_group: found group (%s)\n", gr_ndn ));
#else
Debug( LDAP_DEBUG_ACL,
"=> ldbm_back_group: found group: \"%s\"\n",
gr_ndn, 0, 0 );
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#endif
}
/* find it's objectClass and member attribute values
* make sure this is a group entry
* finally test if we can find op_dn in the member attribute value list *
*/
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rc = 1;
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if( is_entry_alias( e ) ) {
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
"ldbm_back_group: group (%s) is an alias\n", gr_ndn ));
#else
Debug( LDAP_DEBUG_ACL,
"<= ldbm_back_group: group is an alias\n", 0, 0, 0 );
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#endif
goto return_results;
}
if( is_entry_referral( e ) ) {
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
"ldbm_back_group: group (%s) is a referral.\n", gr_ndn ));
#else
Debug( LDAP_DEBUG_ACL,
"<= ldbm_back_group: group is an referral\n", 0, 0, 0 );
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#endif
goto return_results;
}
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if( !is_entry_objectclass( e, group_oc ) ) {
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
"ldbm_back_group: failed to find %s in objectClass.\n",
group_oc_name ));
#else
Debug( LDAP_DEBUG_ACL,
"<= ldbm_back_group: failed to find %s in objectClass\n",
group_oc_name, 0, 0 );
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#endif
goto return_results;
}
if ((attr = attr_find(e->e_attrs, group_at)) == NULL) {
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
"ldbm_back_group: failed to find %s\n", group_at_name ));
#else
Debug( LDAP_DEBUG_ACL,
"<= ldbm_back_group: failed to find %s\n",
group_at_name, 0, 0 );
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#endif
goto return_results;
}
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
"ldbm_back_group: found objectClass %s and %s\n",
group_oc_name, group_at_name ));
#else
Debug( LDAP_DEBUG_ACL,
"<= ldbm_back_group: found objectClass %s and %s\n",
group_oc_name, group_at_name, 0 );
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#endif
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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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
"ldbm_back_group: \"%s\" not in \"%s\": %s\n",
op_ndn, gr_ndn, group_at_name ));
#else
Debug( LDAP_DEBUG_ACL,
"<= ldbm_back_group: \"%s\" not in \"%s\": %s\n",
op_ndn, gr_ndn, group_at_name );
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#endif
goto return_results;
}
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
"ldbm_back_group: %s is in %s: %s\n",
op_ndn, gr_ndn, group_at_name ));
#else
Debug( LDAP_DEBUG_ACL,
"<= ldbm_back_group: \"%s\" is in \"%s\": %s\n",
op_ndn, gr_ndn, group_at_name );
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#endif
rc = 0;
return_results:
if( target != e ) {
/* free entry and reader lock */
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cache_return_entry_r( &li->li_cache, e );
}
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#ifdef NEW_LOGGING
LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
"ldbm_back_group: rc=%d\n", rc ));
#else
Debug( LDAP_DEBUG_TRACE, "ldbm_back_group: rc=%d\n", rc, 0, 0 );
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#endif
return(rc);
}