openldap/servers/slapd/back-meta/init.c

251 lines
6.1 KiB
C

/*
* Copyright 1998-2001 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*
* Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
*
* This work has been developed to fulfill the requirements
* of SysNet s.n.c. <http:www.sys-net.it> and it has been donated
* to the OpenLDAP Foundation in the hope that it may be useful
* to the Open Source community, but WITHOUT ANY WARRANTY.
*
* Permission is granted to anyone to use this software for any purpose
* on any computer system, and to alter it and redistribute it, subject
* to the following restrictions:
*
* 1. The author and SysNet s.n.c. are not responsible for the consequences
* of use of this software, no matter how awful, even if they arise from
* flaws in it.
*
* 2. The origin of this software must not be misrepresented, either by
* explicit claim or by omission. Since few users ever read sources,
* credits should appear in the documentation.
*
* 3. Altered versions must be plainly marked as such, and must not be
* misrepresented as being the original software. Since few users
* ever read sources, credits should appear in the documentation.
* SysNet s.n.c. cannot be responsible for the consequences of the
* alterations.
*
* 4. This notice may not be removed or altered.
*
*
* This software is based on the backend back-ldap, implemented
* by Howard Chu <hyc@highlandsun.com>, and modified by Mark Valence
* <kurash@sassafras.com>, Pierangelo Masarati <ando@sys-net.it> and other
* contributors. The contribution of the original software to the present
* implementation is acknowledged in this copyright statement.
*
* A special acknowledgement goes to Howard for the overall architecture
* (and for borrowing large pieces of code), and to Mark, who implemented
* from scratch the attribute/objectclass mapping.
*
* The original copyright statement follows.
*
* Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
*
* Permission is granted to anyone to use this software for any purpose
* on any computer system, and to alter it and redistribute it, subject
* to the following restrictions:
*
* 1. The author is not responsible for the consequences of use of this
* software, no matter how awful, even if they arise from flaws in it.
*
* 2. The origin of this software must not be misrepresented, either by
* explicit claim or by omission. Since few users ever read sources,
* credits should appear in the documentation.
*
* 3. Altered versions must be plainly marked as such, and must not be
* misrepresented as being the original software. Since few users
* ever read sources, credits should appear in the
* documentation.
*
* 4. This notice may not be removed or altered.
*
*/
#include "portable.h"
#include <stdio.h>
#include <ac/socket.h>
#include "slap.h"
#include "../back-ldap/back-ldap.h"
#include "back-meta.h"
#ifdef SLAPD_META_DYNAMIC
int
back_meta_LTX_init_module( int argc, char *argv[] ) {
BackendInfo bi;
memset( &bi, '\0', sizeof( bi ) );
bi.bi_type = "meta";
bi.bi_init = meta_back_initialize;
backend_add( &bi );
return 0;
}
#endif /* SLAPD_META_DYNAMIC */
int
meta_back_initialize(
BackendInfo *bi
)
{
bi->bi_open = 0;
bi->bi_config = 0;
bi->bi_close = 0;
bi->bi_destroy = 0;
bi->bi_db_init = meta_back_db_init;
bi->bi_db_config = meta_back_db_config;
bi->bi_db_open = 0;
bi->bi_db_close = 0;
bi->bi_db_destroy = meta_back_db_destroy;
bi->bi_op_bind = meta_back_bind;
bi->bi_op_unbind = 0;
bi->bi_op_search = meta_back_search;
bi->bi_op_compare = meta_back_compare;
bi->bi_op_modify = meta_back_modify;
bi->bi_op_modrdn = meta_back_modrdn;
bi->bi_op_add = meta_back_add;
bi->bi_op_delete = meta_back_delete;
bi->bi_op_abandon = 0;
bi->bi_extended = 0;
bi->bi_acl_group = meta_back_group;
bi->bi_acl_attribute = meta_back_attribute;
bi->bi_chk_referrals = 0;
bi->bi_connection_init = 0;
bi->bi_connection_destroy = meta_back_conn_destroy;
return 0;
}
int
meta_back_db_init(
Backend *be
)
{
struct metainfo *li;
li = ch_calloc( 1, sizeof( struct metainfo ) );
if ( li == NULL ) {
return -1;
}
/*
* At present the default is no default target;
* this may change
*/
li->defaulttarget = META_DEFAULT_TARGET_NONE;
ldap_pvt_thread_mutex_init( &li->conn_mutex );
ldap_pvt_thread_mutex_init( &li->cache.mutex );
be->be_private = li;
return 0;
}
static void
conn_free(
struct metaconn *lc
)
{
struct metasingleconn **lsc;
for ( lsc = lc->conns; lsc[ 0 ] != NULL; lsc++ ) {
if ( lsc[ 0 ]->ld != NULL ) {
ldap_unbind( lsc[ 0 ]->ld );
}
if ( lsc[ 0 ]->bound_dn ) {
free( lsc[ 0 ]->bound_dn );
}
free( lsc[ 0 ] );
}
free( lc->conns );
free( lc );
}
static void
target_free(
struct metatarget *lt
)
{
if ( lt->uri ) {
free( lt->uri );
}
if ( lt->binddn ) {
free( lt->binddn );
}
if ( lt->bindpw ) {
free( lt->bindpw );
}
if ( lt->rwinfo ) {
rewrite_info_delete( lt->rwinfo );
}
avl_free( lt->oc_map.remap, NULL );
avl_free( lt->oc_map.map, ( AVL_FREE )mapping_free );
avl_free( lt->at_map.remap, NULL );
avl_free( lt->at_map.map, ( AVL_FREE )mapping_free );
}
int
meta_back_db_destroy(
Backend *be
)
{
struct metainfo *li;
if ( be->be_private ) {
int i;
li = ( struct metainfo * )be->be_private;
/*
* Destroy the connection tree
*/
ldap_pvt_thread_mutex_lock( &li->conn_mutex );
if ( li->conntree ) {
avl_free( li->conntree,
( AVL_FREE )conn_free );
}
ldap_pvt_thread_mutex_unlock( &li->cache.mutex );
ldap_pvt_thread_mutex_destroy( &li->cache.mutex );
/*
* Destroy the per-target stuff (assuming there's at
* least one ...)
*/
for ( i = 0; i < li->ntargets; i++ ) {
target_free( li->targets[ i ] );
free( li->targets[ i ] );
}
free( li->targets );
ldap_pvt_thread_mutex_lock( &li->cache.mutex );
if ( li->cache.tree ) {
avl_free( li->cache.tree,
( AVL_FREE )meta_dncache_free );
}
ldap_pvt_thread_mutex_unlock( &li->cache.mutex );
ldap_pvt_thread_mutex_destroy( &li->cache.mutex );
}
free( be->be_private );
return 0;
}