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271 lines
5.7 KiB
C
271 lines
5.7 KiB
C
/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1999-2005 The OpenLDAP Foundation.
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* Portions Copyright 2001-2003 Pierangelo Masarati.
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* Portions Copyright 1999-2003 Howard Chu.
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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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#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 "slap.h"
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#include "../back-ldap/back-ldap.h"
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#include "back-meta.h"
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int
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meta_back_open(
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BackendInfo *bi )
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{
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/* FIXME: need to remove the pagedResults, and likely more... */
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bi->bi_controls = slap_known_controls;
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return 0;
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}
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int
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meta_back_initialize(
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BackendInfo *bi )
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{
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bi->bi_open = meta_back_open;
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bi->bi_config = 0;
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bi->bi_close = 0;
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bi->bi_destroy = 0;
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bi->bi_db_init = meta_back_db_init;
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bi->bi_db_config = meta_back_db_config;
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bi->bi_db_open = meta_back_db_open;
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bi->bi_db_close = 0;
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bi->bi_db_destroy = meta_back_db_destroy;
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bi->bi_op_bind = meta_back_bind;
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bi->bi_op_unbind = 0;
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bi->bi_op_search = meta_back_search;
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bi->bi_op_compare = meta_back_compare;
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bi->bi_op_modify = meta_back_modify;
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bi->bi_op_modrdn = meta_back_modrdn;
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bi->bi_op_add = meta_back_add;
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bi->bi_op_delete = meta_back_delete;
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bi->bi_op_abandon = 0;
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bi->bi_extended = 0;
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bi->bi_chk_referrals = 0;
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bi->bi_connection_init = 0;
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bi->bi_connection_destroy = meta_back_conn_destroy;
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return 0;
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}
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int
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meta_back_db_init(
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Backend *be )
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{
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metainfo_t *mi;
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mi = ch_malloc( sizeof( metainfo_t ) );
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if ( mi == NULL ) {
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return -1;
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}
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memset( mi, 0, sizeof( metainfo_t ) );
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/*
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* At present the default is no default target;
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* this may change
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*/
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mi->mi_defaulttarget = META_DEFAULT_TARGET_NONE;
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ldap_pvt_thread_mutex_init( &mi->mi_conn_mutex );
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ldap_pvt_thread_mutex_init( &mi->mi_cache.mutex );
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/* safe default */
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mi->mi_nretries = META_RETRY_DEFAULT;
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mi->mi_version = LDAP_VERSION3;
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be->be_private = mi;
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return 0;
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}
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int
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meta_back_db_open(
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Backend *be )
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{
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metainfo_t *mi = (metainfo_t *)be->be_private;
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int i, rc;
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for ( i = 0; i < mi->mi_ntargets; i++ ) {
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if ( mi->mi_targets[ i ].mt_flags & LDAP_BACK_F_SUPPORT_T_F_DISCOVER )
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{
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mi->mi_targets[ i ].mt_flags &= ~LDAP_BACK_F_SUPPORT_T_F_DISCOVER;
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rc = slap_discover_feature( mi->mi_targets[ i ].mt_uri,
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mi->mi_targets[ i ].mt_version,
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slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
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LDAP_FEATURE_ABSOLUTE_FILTERS );
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if ( rc == LDAP_COMPARE_TRUE ) {
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mi->mi_targets[ i ].mt_flags |= LDAP_BACK_F_SUPPORT_T_F;
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}
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}
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}
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return 0;
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}
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void
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meta_back_conn_free(
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void *v_mc )
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{
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metaconn_t *mc = v_mc;
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int i, ntargets;
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assert( mc != NULL );
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assert( mc->mc_refcnt == 0 );
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if ( !BER_BVISNULL( &mc->mc_local_ndn ) ) {
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free( mc->mc_local_ndn.bv_val );
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}
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assert( mc->mc_conns != NULL );
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/* at least one must be present... */
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ntargets = mc->mc_conns[ 0 ].msc_info->mi_ntargets;
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for ( i = 0; i < ntargets; i++ ) {
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(void)meta_clear_one_candidate( &mc->mc_conns[ i ] );
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}
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ldap_pvt_thread_mutex_destroy( &mc->mc_mutex );
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free( mc );
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}
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static void
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mapping_free(
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void *v_mapping )
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{
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struct ldapmapping *mapping = v_mapping;
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ch_free( mapping->src.bv_val );
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ch_free( mapping->dst.bv_val );
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ch_free( mapping );
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}
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static void
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mapping_dst_free(
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void *v_mapping )
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{
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struct ldapmapping *mapping = v_mapping;
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if ( BER_BVISEMPTY( &mapping->dst ) ) {
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mapping_free( &mapping[ -1 ] );
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}
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}
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static void
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target_free(
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metatarget_t *mt )
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{
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if ( mt->mt_uri ) {
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free( mt->mt_uri );
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}
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if ( !BER_BVISNULL( &mt->mt_psuffix ) ) {
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free( mt->mt_psuffix.bv_val );
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}
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if ( !BER_BVISNULL( &mt->mt_nsuffix ) ) {
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free( mt->mt_nsuffix.bv_val );
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}
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if ( !BER_BVISNULL( &mt->mt_binddn ) ) {
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free( mt->mt_binddn.bv_val );
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}
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if ( !BER_BVISNULL( &mt->mt_bindpw ) ) {
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free( mt->mt_bindpw.bv_val );
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}
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if ( !BER_BVISNULL( &mt->mt_pseudorootdn ) ) {
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free( mt->mt_pseudorootdn.bv_val );
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}
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if ( !BER_BVISNULL( &mt->mt_pseudorootpw ) ) {
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free( mt->mt_pseudorootpw.bv_val );
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}
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if ( mt->mt_rwmap.rwm_rw ) {
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rewrite_info_delete( &mt->mt_rwmap.rwm_rw );
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}
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avl_free( mt->mt_rwmap.rwm_oc.remap, mapping_dst_free );
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avl_free( mt->mt_rwmap.rwm_oc.map, mapping_free );
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avl_free( mt->mt_rwmap.rwm_at.remap, mapping_dst_free );
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avl_free( mt->mt_rwmap.rwm_at.map, mapping_free );
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}
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int
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meta_back_db_destroy(
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Backend *be )
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{
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metainfo_t *mi;
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if ( be->be_private ) {
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int i;
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mi = ( metainfo_t * )be->be_private;
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/*
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* Destroy the connection tree
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*/
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ldap_pvt_thread_mutex_lock( &mi->mi_conn_mutex );
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if ( mi->mi_conntree ) {
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avl_free( mi->mi_conntree, meta_back_conn_free );
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}
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/*
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* Destroy the per-target stuff (assuming there's at
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* least one ...)
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*/
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if ( mi->mi_targets != NULL ) {
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for ( i = 0; i < mi->mi_ntargets; i++ ) {
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target_free( &mi->mi_targets[ i ] );
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}
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free( mi->mi_targets );
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}
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ldap_pvt_thread_mutex_lock( &mi->mi_cache.mutex );
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if ( mi->mi_cache.tree ) {
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avl_free( mi->mi_cache.tree, meta_dncache_free );
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}
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ldap_pvt_thread_mutex_unlock( &mi->mi_cache.mutex );
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ldap_pvt_thread_mutex_destroy( &mi->mi_cache.mutex );
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ldap_pvt_thread_mutex_unlock( &mi->mi_conn_mutex );
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ldap_pvt_thread_mutex_destroy( &mi->mi_conn_mutex );
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if ( mi->mi_candidates != NULL ) {
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ber_memfree_x( mi->mi_candidates, NULL );
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}
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}
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free( be->be_private );
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return 0;
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}
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#if SLAPD_META == SLAPD_MOD_DYNAMIC
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/* conditionally define the init_module() function */
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SLAP_BACKEND_INIT_MODULE( meta )
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#endif /* SLAPD_META == SLAPD_MOD_DYNAMIC */
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