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699 lines
18 KiB
C
699 lines
18 KiB
C
/* config.c - bdb backend configuration file routine */
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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 2000-2006 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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#include "portable.h"
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#include <stdio.h>
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#include <ac/ctype.h>
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#include <ac/string.h>
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#include "back-bdb.h"
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#include "config.h"
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#include "lutil.h"
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#include "ldap_rq.h"
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#ifdef DB_DIRTY_READ
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# define SLAP_BDB_ALLOW_DIRTY_READ
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#endif
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#define bdb_cf_gen BDB_SYMBOL(cf_gen)
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#define bdb_cf_cleanup BDB_SYMBOL(cf_cleanup)
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#define bdb_checkpoint BDB_SYMBOL(checkpoint)
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#define bdb_online_index BDB_SYMBOL(online_index)
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static ConfigDriver bdb_cf_gen;
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enum {
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BDB_CHKPT = 1,
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BDB_CONFIG,
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BDB_DIRECTORY,
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BDB_NOSYNC,
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BDB_DIRTYR,
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BDB_INDEX,
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BDB_LOCKD,
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BDB_SSTACK
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};
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static ConfigTable bdbcfg[] = {
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{ "directory", "dir", 2, 2, 0, ARG_STRING|ARG_MAGIC|BDB_DIRECTORY,
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bdb_cf_gen, "( OLcfgDbAt:0.1 NAME 'olcDbDirectory' "
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"DESC 'Directory for database content' "
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"EQUALITY caseIgnoreMatch "
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"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
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{ "cachefree", "size", 2, 2, 0, ARG_INT|ARG_OFFSET,
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(void *)offsetof(struct bdb_info, bi_cache.c_minfree),
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"( OLcfgDbAt:1.11 NAME 'olcDbCacheFree' "
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"DESC 'Number of extra entries to free when max is reached' "
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"SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
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{ "cachesize", "size", 2, 2, 0, ARG_INT|ARG_OFFSET,
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(void *)offsetof(struct bdb_info, bi_cache.c_maxsize),
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"( OLcfgDbAt:1.1 NAME 'olcDbCacheSize' "
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"DESC 'Entry cache size in entries' "
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"SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
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{ "checkpoint", "kbyte> <min", 3, 3, 0, ARG_MAGIC|BDB_CHKPT,
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bdb_cf_gen, "( OLcfgDbAt:1.2 NAME 'olcDbCheckpoint' "
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"DESC 'Database checkpoint interval in kbytes and minutes' "
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"SYNTAX OMsDirectoryString SINGLE-VALUE )",NULL, NULL },
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{ "dbconfig", "DB_CONFIG setting", 1, 0, 0, ARG_MAGIC|BDB_CONFIG,
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bdb_cf_gen, "( OLcfgDbAt:1.3 NAME 'olcDbConfig' "
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"DESC 'BerkeleyDB DB_CONFIG configuration directives' "
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"SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )", NULL, NULL },
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{ "dbnosync", NULL, 1, 2, 0, ARG_ON_OFF|ARG_MAGIC|BDB_NOSYNC,
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bdb_cf_gen, "( OLcfgDbAt:1.4 NAME 'olcDbNoSync' "
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"DESC 'Disable synchronous database writes' "
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"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
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{ "dirtyread", NULL, 1, 2, 0,
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#ifdef SLAP_BDB_ALLOW_DIRTY_READ
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ARG_ON_OFF|ARG_MAGIC|BDB_DIRTYR, bdb_cf_gen,
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#else
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ARG_IGNORED, NULL,
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#endif
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"( OLcfgDbAt:1.5 NAME 'olcDbDirtyRead' "
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"DESC 'Allow reads of uncommitted data' "
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"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
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{ "idlcachesize", "size", 2, 2, 0, ARG_INT|ARG_OFFSET,
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(void *)offsetof(struct bdb_info,bi_idl_cache_max_size),
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"( OLcfgDbAt:1.6 NAME 'olcDbIDLcacheSize' "
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"DESC 'IDL cache size in IDLs' "
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"SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
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{ "index", "attr> <[pres,eq,approx,sub]", 2, 3, 0, ARG_MAGIC|BDB_INDEX,
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bdb_cf_gen, "( OLcfgDbAt:0.2 NAME 'olcDbIndex' "
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"DESC 'Attribute index parameters' "
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"EQUALITY caseIgnoreMatch "
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"SYNTAX OMsDirectoryString )", NULL, NULL },
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{ "linearindex", NULL, 1, 2, 0, ARG_ON_OFF|ARG_OFFSET,
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(void *)offsetof(struct bdb_info, bi_linear_index),
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"( OLcfgDbAt:1.7 NAME 'olcDbLinearIndex' "
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"DESC 'Index attributes one at a time' "
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"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
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{ "lockdetect", "policy", 2, 2, 0, ARG_MAGIC|BDB_LOCKD,
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bdb_cf_gen, "( OLcfgDbAt:1.8 NAME 'olcDbLockDetect' "
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"DESC 'Deadlock detection algorithm' "
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"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
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{ "mode", "mode", 2, 2, 0, ARG_INT|ARG_OFFSET,
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(void *)offsetof(struct bdb_info, bi_dbenv_mode),
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"( OLcfgDbAt:0.3 NAME 'olcDbMode' "
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"DESC 'Unix permissions of database files' "
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"SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
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{ "searchstack", "depth", 2, 2, 0, ARG_INT|ARG_MAGIC|BDB_SSTACK,
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bdb_cf_gen, "( OLcfgDbAt:1.9 NAME 'olcDbSearchStack' "
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"DESC 'Depth of search stack in IDLs' "
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"SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
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{ "shm_key", "key", 2, 2, 0, ARG_INT|ARG_OFFSET,
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(void *)offsetof(struct bdb_info, bi_shm_key),
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"( OLcfgDbAt:1.10 NAME 'olcDbShmKey' "
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"DESC 'Key for shared memory region' "
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"SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
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{ NULL, NULL, 0, 0, 0, ARG_IGNORED,
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NULL, NULL, NULL, NULL }
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};
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static ConfigOCs bdbocs[] = {
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{
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#ifdef BDB_HIER
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"( OLcfgDbOc:1.2 "
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"NAME 'olcHdbConfig' "
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"DESC 'HDB backend configuration' "
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#else
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"( OLcfgDbOc:1.1 "
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"NAME 'olcBdbConfig' "
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"DESC 'BDB backend configuration' "
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#endif
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"SUP olcDatabaseConfig "
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"MUST olcDbDirectory "
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"MAY ( olcDbCacheSize $ olcDbCheckpoint $ olcDbConfig $ "
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"olcDbNoSync $ olcDbDirtyRead $ olcDbIDLcacheSize $ "
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"olcDbIndex $ olcDbLinearIndex $ olcDbLockDetect $ "
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"olcDbMode $ olcDbSearchStack $ olcDbShmKey $ "
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" olcDbCacheFree ) )",
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Cft_Database, bdbcfg },
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{ NULL, 0, NULL }
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};
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static slap_verbmasks bdb_lockd[] = {
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{ BER_BVC("default"), DB_LOCK_DEFAULT },
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{ BER_BVC("oldest"), DB_LOCK_OLDEST },
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{ BER_BVC("random"), DB_LOCK_RANDOM },
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{ BER_BVC("youngest"), DB_LOCK_YOUNGEST },
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{ BER_BVC("fewest"), DB_LOCK_MINLOCKS },
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{ BER_BVNULL, 0 }
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};
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/* perform periodic checkpoints */
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static void *
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bdb_checkpoint( void *ctx, void *arg )
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{
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struct re_s *rtask = arg;
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struct bdb_info *bdb = rtask->arg;
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TXN_CHECKPOINT( bdb->bi_dbenv, bdb->bi_txn_cp_kbyte,
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bdb->bi_txn_cp_min, 0 );
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ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
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ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
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ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
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return NULL;
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}
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/* reindex entries on the fly */
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static void *
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bdb_online_index( void *ctx, void *arg )
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{
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struct re_s *rtask = arg;
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BackendDB *be = rtask->arg;
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struct bdb_info *bdb = be->be_private;
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Connection conn = {0};
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OperationBuffer opbuf;
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Operation *op = (Operation *) &opbuf;
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DBC *curs;
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DBT key, data;
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DB_TXN *txn;
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DB_LOCK lock;
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u_int32_t locker;
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ID id, nid;
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EntryInfo *ei;
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int rc, getnext = 1;
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int i;
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connection_fake_init( &conn, op, ctx );
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op->o_bd = be;
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DBTzero( &key );
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DBTzero( &data );
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id = 1;
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key.data = &nid;
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key.size = key.ulen = sizeof(ID);
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key.flags = DB_DBT_USERMEM;
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data.flags = DB_DBT_USERMEM | DB_DBT_PARTIAL;
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data.dlen = data.ulen = 0;
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while ( 1 ) {
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if ( slapd_shutdown )
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break;
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rc = TXN_BEGIN( bdb->bi_dbenv, NULL, &txn, bdb->bi_db_opflags );
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if ( rc )
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break;
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locker = TXN_ID( txn );
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if ( getnext ) {
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getnext = 0;
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BDB_ID2DISK( id, &nid );
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rc = bdb->bi_id2entry->bdi_db->cursor(
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bdb->bi_id2entry->bdi_db, txn, &curs, bdb->bi_db_opflags );
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if ( rc ) {
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TXN_ABORT( txn );
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break;
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}
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rc = curs->c_get( curs, &key, &data, DB_SET_RANGE );
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curs->c_close( curs );
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if ( rc ) {
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TXN_ABORT( txn );
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if ( rc == DB_NOTFOUND )
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rc = 0;
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if ( rc == DB_LOCK_DEADLOCK ) {
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ldap_pvt_thread_yield();
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continue;
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}
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break;
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}
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BDB_DISK2ID( &nid, &id );
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}
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ei = NULL;
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rc = bdb_cache_find_id( op, txn, id, &ei, 0, locker, &lock );
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if ( rc ) {
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TXN_ABORT( txn );
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if ( rc == DB_LOCK_DEADLOCK ) {
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ldap_pvt_thread_yield();
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continue;
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}
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if ( rc == DB_NOTFOUND ) {
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id++;
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getnext = 1;
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continue;
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}
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break;
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}
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if ( ei->bei_e ) {
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rc = bdb_index_entry( op, txn, BDB_INDEX_UPDATE_OP, ei->bei_e );
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if ( rc == DB_LOCK_DEADLOCK ) {
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TXN_ABORT( txn );
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ldap_pvt_thread_yield();
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continue;
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}
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if ( rc == 0 ) {
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rc = TXN_COMMIT( txn, 0 );
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txn = NULL;
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}
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if ( rc )
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break;
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}
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id++;
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getnext = 1;
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}
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for ( i = 0; i < bdb->bi_nattrs; i++ ) {
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if ( bdb->bi_attrs[ i ]->ai_indexmask & BDB_INDEX_DELETING
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|| bdb->bi_attrs[ i ]->ai_newmask == 0 )
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{
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continue;
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}
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bdb->bi_attrs[ i ]->ai_indexmask = bdb->bi_attrs[ i ]->ai_newmask;
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bdb->bi_attrs[ i ]->ai_newmask = 0;
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}
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ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
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ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
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bdb->bi_index_task = NULL;
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ldap_pvt_runqueue_remove( &slapd_rq, rtask );
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ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
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return NULL;
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}
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/* Cleanup loose ends after Modify completes */
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static int
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bdb_cf_cleanup( ConfigArgs *c )
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{
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struct bdb_info *bdb = c->be->be_private;
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int rc = 0;
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if ( bdb->bi_flags & BDB_UPD_CONFIG ) {
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if ( bdb->bi_db_config ) {
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int i;
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FILE *f = fopen( bdb->bi_db_config_path, "w" );
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if ( f ) {
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for (i=0; bdb->bi_db_config[i].bv_val; i++)
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fprintf( f, "%s\n", bdb->bi_db_config[i].bv_val );
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fclose( f );
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}
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} else {
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unlink( bdb->bi_db_config_path );
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}
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bdb->bi_flags ^= BDB_UPD_CONFIG;
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}
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if ( bdb->bi_flags & BDB_DEL_INDEX ) {
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bdb_attr_flush( bdb );
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bdb->bi_flags ^= BDB_DEL_INDEX;
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}
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if ( bdb->bi_flags & BDB_RE_OPEN ) {
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bdb->bi_flags ^= BDB_RE_OPEN;
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rc = c->be->bd_info->bi_db_close( c->be );
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if ( rc == 0 )
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rc = c->be->bd_info->bi_db_open( c->be );
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/* If this fails, we need to restart */
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if ( rc ) {
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slapd_shutdown = 2;
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Debug( LDAP_DEBUG_ANY, LDAP_XSTRING(bdb_cf_cleanup)
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": failed to reopen database, rc=%d", rc, 0, 0 );
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}
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}
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return rc;
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}
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static int
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bdb_cf_gen(ConfigArgs *c)
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{
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struct bdb_info *bdb = c->be->be_private;
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int rc;
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if ( c->op == SLAP_CONFIG_EMIT ) {
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rc = 0;
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switch( c->type ) {
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case BDB_CHKPT:
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if (bdb->bi_txn_cp ) {
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char buf[64];
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struct berval bv;
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bv.bv_len = sprintf( buf, "%d %d", bdb->bi_txn_cp_kbyte,
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bdb->bi_txn_cp_min );
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bv.bv_val = buf;
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value_add_one( &c->rvalue_vals, &bv );
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} else{
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rc = 1;
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}
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break;
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case BDB_DIRECTORY:
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if ( bdb->bi_dbenv_home ) {
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c->value_string = ch_strdup( bdb->bi_dbenv_home );
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} else {
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rc = 1;
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}
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break;
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case BDB_CONFIG:
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if (( slapMode&SLAP_SERVER_MODE ) && !( bdb->bi_flags&BDB_IS_OPEN )
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&& !bdb->bi_db_config ) {
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char buf[SLAP_TEXT_BUFLEN];
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FILE *f = fopen( bdb->bi_db_config_path, "r" );
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struct berval bv;
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if ( f ) {
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bdb->bi_flags |= BDB_HAS_CONFIG;
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while ( fgets( buf, sizeof(buf), f )) {
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ber_str2bv( buf, 0, 1, &bv );
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if ( bv.bv_len > 0 && bv.bv_val[bv.bv_len-1] == '\n' ) {
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bv.bv_len--;
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bv.bv_val[bv.bv_len] = '\0';
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}
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/* shouldn't need this, but ... */
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if ( bv.bv_len > 0 && bv.bv_val[bv.bv_len-1] == '\r' ) {
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bv.bv_len--;
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bv.bv_val[bv.bv_len] = '\0';
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}
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ber_bvarray_add( &bdb->bi_db_config, &bv );
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}
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fclose( f );
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}
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}
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if ( bdb->bi_db_config ) {
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int i;
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struct berval bv;
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bv.bv_val = c->log;
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for (i=0; !BER_BVISNULL(&bdb->bi_db_config[i]); i++) {
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bv.bv_len = sprintf( bv.bv_val, "{%d}%s", i,
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bdb->bi_db_config[i].bv_val );
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value_add_one( &c->rvalue_vals, &bv );
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}
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}
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if ( !c->rvalue_vals ) rc = 1;
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break;
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case BDB_NOSYNC:
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if ( bdb->bi_dbenv_xflags & DB_TXN_NOSYNC )
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c->value_int = 1;
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break;
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case BDB_INDEX:
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bdb_attr_index_unparse( bdb, &c->rvalue_vals );
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if ( !c->rvalue_vals ) rc = 1;
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break;
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case BDB_LOCKD:
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rc = 1;
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if ( bdb->bi_lock_detect != DB_LOCK_DEFAULT ) {
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int i;
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for (i=0; !BER_BVISNULL(&bdb_lockd[i].word); i++) {
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if ( bdb->bi_lock_detect == bdb_lockd[i].mask ) {
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value_add_one( &c->rvalue_vals, &bdb_lockd[i].word );
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rc = 0;
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break;
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}
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}
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}
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break;
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case BDB_SSTACK:
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c->value_int = bdb->bi_search_stack_depth;
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break;
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}
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return rc;
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} else if ( c->op == LDAP_MOD_DELETE ) {
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rc = 0;
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switch( c->type ) {
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/* single-valued no-ops */
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case BDB_LOCKD:
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case BDB_SSTACK:
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break;
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case BDB_CHKPT:
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if ( bdb->bi_txn_cp_task ) {
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struct re_s *re = bdb->bi_txn_cp_task;
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bdb->bi_txn_cp_task = NULL;
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if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ))
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ldap_pvt_runqueue_stoptask( &slapd_rq, re );
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ldap_pvt_runqueue_remove( &slapd_rq, re );
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}
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bdb->bi_txn_cp = 0;
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break;
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case BDB_CONFIG:
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if ( c->valx < 0 ) {
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ber_bvarray_free( bdb->bi_db_config );
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bdb->bi_db_config = NULL;
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} else {
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int i = c->valx;
|
|
ch_free( bdb->bi_db_config[i].bv_val );
|
|
for (; bdb->bi_db_config[i].bv_val; i++)
|
|
bdb->bi_db_config[i] = bdb->bi_db_config[i+1];
|
|
}
|
|
bdb->bi_flags |= BDB_UPD_CONFIG;
|
|
c->cleanup = bdb_cf_cleanup;
|
|
break;
|
|
case BDB_DIRECTORY:
|
|
bdb->bi_flags |= BDB_RE_OPEN;
|
|
bdb->bi_flags ^= BDB_HAS_CONFIG;
|
|
ch_free( bdb->bi_dbenv_home );
|
|
bdb->bi_dbenv_home = NULL;
|
|
ch_free( bdb->bi_db_config_path );
|
|
bdb->bi_db_config_path = NULL;
|
|
c->cleanup = bdb_cf_cleanup;
|
|
ldap_pvt_thread_pool_purgekey( bdb->bi_dbenv );
|
|
ldap_pvt_thread_pool_purgekey( ((char *)bdb->bi_dbenv) + 1 );
|
|
break;
|
|
case BDB_NOSYNC:
|
|
bdb->bi_dbenv->set_flags( bdb->bi_dbenv, DB_TXN_NOSYNC, 0 );
|
|
break;
|
|
case BDB_INDEX:
|
|
if ( c->valx == -1 ) {
|
|
int i;
|
|
|
|
/* delete all (FIXME) */
|
|
for ( i = 0; i < bdb->bi_nattrs; i++ ) {
|
|
bdb->bi_attrs[i]->ai_indexmask |= BDB_INDEX_DELETING;
|
|
}
|
|
bdb->bi_flags |= BDB_DEL_INDEX;
|
|
c->cleanup = bdb_cf_cleanup;
|
|
|
|
} else {
|
|
struct berval bv, def = BER_BVC("default");
|
|
char *ptr;
|
|
|
|
for (ptr = c->line; !isspace( (unsigned char) *ptr ); ptr++);
|
|
|
|
bv.bv_val = c->line;
|
|
bv.bv_len = ptr - bv.bv_val;
|
|
if ( bvmatch( &bv, &def )) {
|
|
bdb->bi_defaultmask = 0;
|
|
|
|
} else {
|
|
int i;
|
|
char **attrs;
|
|
char sep;
|
|
|
|
sep = bv.bv_val[ bv.bv_len ];
|
|
bv.bv_val[ bv.bv_len ] = '\0';
|
|
attrs = ldap_str2charray( bv.bv_val, "," );
|
|
|
|
for ( i = 0; attrs[ i ]; i++ ) {
|
|
AttributeDescription *ad = NULL;
|
|
const char *text;
|
|
AttrInfo *ai;
|
|
|
|
slap_str2ad( attrs[ i ], &ad, &text );
|
|
/* if we got here... */
|
|
assert( ad != NULL );
|
|
|
|
ai = bdb_attr_mask( bdb, ad );
|
|
/* if we got here... */
|
|
assert( ai != NULL );
|
|
|
|
ai->ai_indexmask |= BDB_INDEX_DELETING;
|
|
bdb->bi_flags |= BDB_DEL_INDEX;
|
|
c->cleanup = bdb_cf_cleanup;
|
|
}
|
|
|
|
bv.bv_val[ bv.bv_len ] = sep;
|
|
ldap_charray_free( attrs );
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
return rc;
|
|
}
|
|
|
|
switch( c->type ) {
|
|
case BDB_CHKPT: {
|
|
long l;
|
|
bdb->bi_txn_cp = 1;
|
|
if ( lutil_atolx( &l, c->argv[1], 0 ) != 0 ) {
|
|
fprintf( stderr, "%s: "
|
|
"invalid kbyte \"%s\" in \"checkpoint\".\n",
|
|
c->log, c->argv[1] );
|
|
return 1;
|
|
}
|
|
bdb->bi_txn_cp_kbyte = l;
|
|
if ( lutil_atolx( &l, c->argv[2], 0 ) != 0 ) {
|
|
fprintf( stderr, "%s: "
|
|
"invalid minutes \"%s\" in \"checkpoint\".\n",
|
|
c->log, c->argv[2] );
|
|
return 1;
|
|
}
|
|
bdb->bi_txn_cp_min = l;
|
|
/* If we're in server mode and time-based checkpointing is enabled,
|
|
* submit a task to perform periodic checkpoints.
|
|
*/
|
|
if ((slapMode & SLAP_SERVER_MODE) && bdb->bi_txn_cp_min ) {
|
|
struct re_s *re = bdb->bi_txn_cp_task;
|
|
if ( re ) {
|
|
re->interval.tv_sec = bdb->bi_txn_cp_min * 60;
|
|
} else {
|
|
if ( c->be->be_suffix == NULL || BER_BVISNULL( &c->be->be_suffix[0] ) ) {
|
|
fprintf( stderr, "%s: "
|
|
"\"checkpoint\" must occur after \"suffix\".\n",
|
|
c->log );
|
|
return 1;
|
|
}
|
|
bdb->bi_txn_cp_task = ldap_pvt_runqueue_insert( &slapd_rq,
|
|
bdb->bi_txn_cp_min * 60, bdb_checkpoint, bdb,
|
|
LDAP_XSTRING(bdb_checkpoint), c->be->be_suffix[0].bv_val );
|
|
}
|
|
}
|
|
} break;
|
|
|
|
case BDB_CONFIG: {
|
|
char *ptr = c->line;
|
|
struct berval bv;
|
|
|
|
if ( c->op == SLAP_CONFIG_ADD ) {
|
|
ptr += STRLENOF("dbconfig");
|
|
while (!isspace((unsigned char)*ptr)) ptr++;
|
|
while (isspace((unsigned char)*ptr)) ptr++;
|
|
}
|
|
|
|
if ( bdb->bi_flags & BDB_IS_OPEN ) {
|
|
bdb->bi_flags |= BDB_UPD_CONFIG;
|
|
c->cleanup = bdb_cf_cleanup;
|
|
} else {
|
|
/* If we're just starting up...
|
|
*/
|
|
FILE *f;
|
|
/* If a DB_CONFIG file exists, or we don't know the path
|
|
* to the DB_CONFIG file, ignore these directives
|
|
*/
|
|
if (( bdb->bi_flags & BDB_HAS_CONFIG ) || !bdb->bi_db_config_path )
|
|
break;
|
|
f = fopen( bdb->bi_db_config_path, "a" );
|
|
if ( f ) {
|
|
/* FIXME: EBCDIC probably needs special handling */
|
|
fprintf( f, "%s\n", ptr );
|
|
fclose( f );
|
|
}
|
|
}
|
|
ber_str2bv( ptr, 0, 1, &bv );
|
|
ber_bvarray_add( &bdb->bi_db_config, &bv );
|
|
}
|
|
break;
|
|
|
|
case BDB_DIRECTORY: {
|
|
FILE *f;
|
|
char *ptr;
|
|
|
|
if ( bdb->bi_dbenv_home )
|
|
ch_free( bdb->bi_dbenv_home );
|
|
bdb->bi_dbenv_home = c->value_string;
|
|
|
|
/* See if a DB_CONFIG file already exists here */
|
|
if ( bdb->bi_db_config_path )
|
|
ch_free( bdb->bi_db_config_path );
|
|
bdb->bi_db_config_path = ch_malloc( strlen( bdb->bi_dbenv_home ) +
|
|
STRLENOF(LDAP_DIRSEP) + STRLENOF("DB_CONFIG") + 1 );
|
|
ptr = lutil_strcopy( bdb->bi_db_config_path, bdb->bi_dbenv_home );
|
|
*ptr++ = LDAP_DIRSEP[0];
|
|
strcpy( ptr, "DB_CONFIG" );
|
|
|
|
f = fopen( bdb->bi_db_config_path, "r" );
|
|
if ( f ) {
|
|
bdb->bi_flags |= BDB_HAS_CONFIG;
|
|
fclose(f);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case BDB_NOSYNC:
|
|
if ( c->value_int )
|
|
bdb->bi_dbenv_xflags |= DB_TXN_NOSYNC;
|
|
else
|
|
bdb->bi_dbenv_xflags &= ~DB_TXN_NOSYNC;
|
|
if ( bdb->bi_flags & BDB_IS_OPEN ) {
|
|
bdb->bi_dbenv->set_flags( bdb->bi_dbenv, DB_TXN_NOSYNC,
|
|
c->value_int );
|
|
}
|
|
break;
|
|
|
|
case BDB_INDEX:
|
|
rc = bdb_attr_index_config( bdb, c->fname, c->lineno,
|
|
c->argc - 1, &c->argv[1] );
|
|
|
|
if( rc != LDAP_SUCCESS ) return 1;
|
|
if (( bdb->bi_flags & BDB_IS_OPEN ) && !bdb->bi_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;
|
|
}
|
|
bdb->bi_index_task = ldap_pvt_runqueue_insert( &slapd_rq, 36000,
|
|
bdb_online_index, c->be,
|
|
LDAP_XSTRING(bdb_online_index), c->be->be_suffix[0].bv_val );
|
|
}
|
|
break;
|
|
|
|
case BDB_LOCKD:
|
|
rc = verb_to_mask( c->argv[1], bdb_lockd );
|
|
if ( BER_BVISNULL(&bdb_lockd[rc].word) ) {
|
|
fprintf( stderr, "%s: "
|
|
"bad policy (%s) in \"lockDetect <policy>\" line\n",
|
|
c->log, c->argv[1] );
|
|
return 1;
|
|
}
|
|
bdb->bi_lock_detect = rc;
|
|
break;
|
|
|
|
case BDB_SSTACK:
|
|
if ( c->value_int < MINIMUM_SEARCH_STACK_DEPTH ) {
|
|
fprintf( stderr,
|
|
"%s: depth %d too small, using %d\n",
|
|
c->log, c->value_int, MINIMUM_SEARCH_STACK_DEPTH );
|
|
c->value_int = MINIMUM_SEARCH_STACK_DEPTH;
|
|
}
|
|
bdb->bi_search_stack_depth = c->value_int;
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int bdb_back_init_cf( BackendInfo *bi )
|
|
{
|
|
int rc;
|
|
bi->bi_cf_ocs = bdbocs;
|
|
|
|
rc = config_register_schema( bdbcfg, bdbocs );
|
|
if ( rc ) return rc;
|
|
return 0;
|
|
}
|