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/* OpenLDAP WiredTiger backend */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2002-2022 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This work was developed by HAMANO Tsukasa <hamano@osstech.co.jp>
* based on back-bdb for inclusion in OpenLDAP Software.
* WiredTiger is a product of MongoDB Inc.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include "back-wt.h"
#include "slap-config.h"
#include "lutil.h"
#include "ldap_rq.h"
static ConfigDriver wt_cf_gen;
enum {
WT_DIRECTORY = 1,
WT_CONFIG,
WT_INDEX,
WT_MODE,
WT_IDLCACHE,
};
static ConfigTable wtcfg[] = {
{ "directory", "dir", 2, 2, 0, ARG_STRING|ARG_MAGIC|WT_DIRECTORY,
wt_cf_gen, "( OLcfgDbAt:0.1 NAME 'olcDbDirectory' "
"DESC 'Directory for database content' "
"EQUALITY caseIgnoreMatch "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "index", "attr> <[pres,eq,approx,sub]", 2, 3, 0, ARG_MAGIC|WT_INDEX,
wt_cf_gen, "( OLcfgDbAt:0.2 NAME 'olcDbIndex' "
"DESC 'Attribute index parameters' "
"EQUALITY caseIgnoreMatch "
"SYNTAX OMsDirectoryString )", NULL, NULL },
{ "mode", "mode", 2, 2, 0, ARG_MAGIC|WT_MODE,
wt_cf_gen, "( OLcfgDbAt:0.3 NAME 'olcDbMode' "
"DESC 'Unix permissions of database files' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "wtconfig", "config", 2, 2, 0, ARG_STRING|ARG_MAGIC|WT_CONFIG,
wt_cf_gen, "( OLcfgDbAt:13.1 NAME 'olcWtConfig' "
"DESC 'Configuration for WiredTiger' "
"EQUALITY caseIgnoreMatch "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "idlcache", NULL, 1, 2, 0, ARG_ON_OFF|ARG_MAGIC|WT_IDLCACHE,
wt_cf_gen, "( OLcfgDbAt:13.2 NAME 'olcIDLcache' "
"DESC 'enable IDL cache' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ NULL, NULL, 0, 0, 0, ARG_IGNORED,
NULL, NULL, NULL, NULL }
};
static ConfigOCs wtocs[] = {
{ "( OLcfgDbOc:13.1 "
"NAME 'olcWtConfig' "
"DESC 'Wt backend configuration' "
"SUP olcDatabaseConfig "
"MUST olcDbDirectory "
"MAY ( olcWtConfig $ olcDbIndex $ olcDbMode $ olcIDLcache) )",
Cft_Database, wtcfg },
{ NULL, 0, NULL }
};
/* reindex entries on the fly */
static void *
wt_online_index( void *ctx, void *arg )
{
// Not implement yet
return NULL;
}
/* Cleanup loose ends after Modify completes */
static int
wt_cf_cleanup( ConfigArgs *c )
{
// Not implement yet
return 0;
}
static int
wt_cf_gen( ConfigArgs *c )
{
struct wt_info *wi = (struct wt_info *) c->be->be_private;
int rc;
if( c->op == SLAP_CONFIG_EMIT ) {
rc = 0;
switch( c->type ) {
case WT_DIRECTORY:
if ( wi->wi_home ) {
c->value_string = ch_strdup( wi->wi_home );
} else {
rc = 1;
}
break;
case WT_INDEX:
wt_attr_index_unparse( wi, &c->rvalue_vals );
if ( !c->rvalue_vals ) rc = 1;
break;
case WT_IDLCACHE:
if ( wi->wi_flags & WT_USE_IDLCACHE) {
c->value_int = 1;
}
break;
}
return rc;
} else if ( c->op == LDAP_MOD_DELETE ) {
rc = 0;
return rc;
}
switch( c->type ) {
case WT_DIRECTORY:
ch_free( wi->wi_home );
wi->wi_home = c->value_string;
break;
case WT_CONFIG:
if(strlen(wi->wi_config) + 1 + strlen(c->value_string) > WT_CONFIG_MAX){
fprintf( stderr, "%s: "
"\"wtconfig\" are too long. Increase WT_CONFIG_MAX or you may realloc the buffer.\n",
c->log );
return 1;
}
/* size of wi->wi_config is WT_CONFIG_MAX + 1, it's guaranteed with NUL-terminate. */
strcat(wi->wi_config, ",");
strcat(wi->wi_config, c->value_string);
break;
case WT_INDEX:
rc = wt_attr_index_config( wi, c->fname, c->lineno,
c->argc - 1, &c->argv[1], &c->reply);
if( rc != LDAP_SUCCESS ) return 1;
wi->wi_flags |= WT_OPEN_INDEX;
if ( wi->wi_flags & WT_IS_OPEN ) {
config_push_cleanup( c, wt_cf_cleanup );
if ( !wi->wi_index_task ) {
/* Start the task as soon as we finish here. Set a long
* interval (10 hours) so that it only gets scheduled once.
*/
if ( c->be->be_suffix == NULL || BER_BVISNULL( &c->be->be_suffix[0] ) ) {
fprintf( stderr, "%s: "
"\"index\" must occur after \"suffix\".\n",
c->log );
return 1;
}
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
wi->wi_index_task = ldap_pvt_runqueue_insert(&slapd_rq, 36000,
wt_online_index, c->be,
LDAP_XSTRING(wt_online_index),
c->be->be_suffix[0].bv_val );
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
}
}
break;
case WT_MODE:
fprintf( stderr, "%s: "
"back-wt does not support \"mode\" option. use umask instead.\n",
c->log );
return 1;
case WT_IDLCACHE:
if ( c->value_int ) {
wi->wi_flags |= WT_USE_IDLCACHE;
} else {
wi->wi_flags &= ~WT_USE_IDLCACHE;
}
break;
}
return LDAP_SUCCESS;
}
int wt_back_init_cf( BackendInfo *bi )
{
int rc;
bi->bi_cf_ocs = wtocs;
rc = config_register_schema( wtcfg, wtocs );
if ( rc ) return rc;
return 0;
}
/*
* Local variables:
* indent-tabs-mode: t
* tab-width: 4
* c-basic-offset: 4
* End:
*/
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