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175 lines
4.6 KiB
C
175 lines
4.6 KiB
C
/* frontend.c - routines for dealing with frontend */
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/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1998-2017 The OpenLDAP Foundation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* Portions Copyright (c) 1995 Regents of the University of Michigan.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to the University of Michigan at Ann Arbor. The name of the University
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* may not be used to endorse or promote products derived from this
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* software without specific prior written permission. This software
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* is provided ``as is'' without express or implied warranty.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/socket.h>
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#include <sys/stat.h>
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#include "slap.h"
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#include "lutil.h"
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#include "lber_pvt.h"
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#include "ldap_rq.h"
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static BackendInfo slap_frontendInfo;
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static BackendDB slap_frontendDB;
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BackendDB *frontendDB;
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static int
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fe_entry_get_rw(
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Operation *op,
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struct berval *ndn,
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ObjectClass *oc,
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AttributeDescription *at,
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int rw,
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Entry **e )
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{
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BackendDB *bd;
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int rc = LDAP_NO_SUCH_OBJECT;
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bd = op->o_bd;
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op->o_bd = select_backend( ndn, 0 );
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if ( op->o_bd != NULL ) {
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if ( op->o_bd->be_fetch ) {
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rc = op->o_bd->be_fetch( op, ndn, oc, at, rw, e );
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}
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}
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op->o_bd = bd;
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return rc;
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}
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static int
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fe_entry_release_rw(
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Operation *op,
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Entry *e,
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int rw )
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{
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BackendDB *bd;
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int rc = LDAP_NO_SUCH_OBJECT;
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bd = op->o_bd;
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op->o_bd = select_backend( &e->e_nname, 0 );
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if ( op->o_bd != NULL ) {
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if ( op->o_bd->be_release ) {
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rc = op->o_bd->be_release( op, e, rw );
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}
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}
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op->o_bd = bd;
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return rc;
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}
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int
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frontend_init( void )
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{
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/* data */
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frontendDB = &slap_frontendDB;
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frontendDB->bd_self = frontendDB;
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/* ACLs */
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frontendDB->be_dfltaccess = ACL_READ;
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/* limits */
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frontendDB->be_def_limit.lms_t_soft = SLAPD_DEFAULT_TIMELIMIT; /* backward compatible limits */
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frontendDB->be_def_limit.lms_t_hard = 0;
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frontendDB->be_def_limit.lms_s_soft = SLAPD_DEFAULT_SIZELIMIT; /* backward compatible limits */
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frontendDB->be_def_limit.lms_s_hard = 0;
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frontendDB->be_def_limit.lms_s_unchecked = -1; /* no limit on unchecked size */
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frontendDB->be_def_limit.lms_s_pr = 0; /* page limit */
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frontendDB->be_def_limit.lms_s_pr_hide = 0; /* don't hide number of entries left */
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frontendDB->be_def_limit.lms_s_pr_total = 0; /* number of total entries returned by pagedResults equal to hard limit */
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ldap_pvt_thread_mutex_init( &frontendDB->be_pcl_mutex );
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/* suffix */
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frontendDB->be_suffix = ch_calloc( 2, sizeof( struct berval ) );
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ber_str2bv( "", 0, 1, &frontendDB->be_suffix[0] );
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BER_BVZERO( &frontendDB->be_suffix[1] );
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frontendDB->be_nsuffix = ch_calloc( 2, sizeof( struct berval ) );
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ber_str2bv( "", 0, 1, &frontendDB->be_nsuffix[0] );
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BER_BVZERO( &frontendDB->be_nsuffix[1] );
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/* info */
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frontendDB->bd_info = &slap_frontendInfo;
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SLAP_BFLAGS(frontendDB) |= SLAP_BFLAG_FRONTEND;
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/* name */
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frontendDB->bd_info->bi_type = "frontend";
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/* known controls */
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{
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int i;
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frontendDB->bd_info->bi_controls = slap_known_controls;
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for ( i = 0; slap_known_controls[ i ]; i++ ) {
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int cid;
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if ( slap_find_control_id( slap_known_controls[ i ], &cid )
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== LDAP_CONTROL_NOT_FOUND )
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{
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assert( 0 );
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return -1;
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}
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frontendDB->bd_info->bi_ctrls[ cid ] = 1;
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frontendDB->be_ctrls[ cid ] = 1;
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}
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}
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/* calls */
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frontendDB->bd_info->bi_op_abandon = fe_op_abandon;
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frontendDB->bd_info->bi_op_add = fe_op_add;
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frontendDB->bd_info->bi_op_bind = fe_op_bind;
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frontendDB->bd_info->bi_op_compare = fe_op_compare;
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frontendDB->bd_info->bi_op_delete = fe_op_delete;
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frontendDB->bd_info->bi_op_modify = fe_op_modify;
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frontendDB->bd_info->bi_op_modrdn = fe_op_modrdn;
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frontendDB->bd_info->bi_op_search = fe_op_search;
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frontendDB->bd_info->bi_extended = fe_extended;
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frontendDB->bd_info->bi_operational = fe_aux_operational;
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frontendDB->bd_info->bi_entry_get_rw = fe_entry_get_rw;
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frontendDB->bd_info->bi_entry_release_rw = fe_entry_release_rw;
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frontendDB->bd_info->bi_access_allowed = fe_access_allowed;
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frontendDB->bd_info->bi_acl_group = fe_acl_group;
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frontendDB->bd_info->bi_acl_attribute = fe_acl_attribute;
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#if 0
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/* FIXME: is this too early? */
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return backend_startup_one( frontendDB );
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#endif
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return 0;
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}
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