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Reply on DB_CONFIG for tuning...

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This commit is contained in:
Kurt Zeilenga 2000-09-20 02:01:05 +00:00
parent 50714d2d48
commit 7ab0916488
2 changed files with 36 additions and 51 deletions
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19
servers/slapd/back-bdb/back-bdb.h
View File

@ -23,11 +23,11 @@ LDAP_BEGIN_DECL
#define DEFAULT_MODE 0600
#define DEFAULT_DBENV_HOME LDAP_RUNDIR LDAP_DIRSEP "openldap-bdb"
#define BDB_DBENV_HOME LDAP_RUNDIR LDAP_DIRSEP "openldap-bdb"
#define DEFAULT_DB_TMP_DIR DEFAULT_DBENV_HOME LDAP_DIRSEP "tmp"
#define DEFAULT_DB_LG_DIR DEFAULT_DBENV_HOME LDAP_DIRSEP "log"
#define DEFAULT_DB_DATA_DIR DEFAULT_DBENV_HOME LDAP_DIRSEP "data"
#define BDB_TMP_SUBDIR LDAP_DIRSEP "tmp"
#define BDB_LG_SUBDIR LDAP_DIRSEP "log"
#define BDB_DATA_SUBDIR LDAP_DIRSEP "data"
#define BDB_NEXTID 0
#define BDB_ENTRIES 1
@ -40,19 +40,12 @@ struct bdb_db_info {
struct bdb_info {
DB_ENV *bi_dbenv;
/* DB_env parameters */
/* DB_ENV parameters */
/* The DB_ENV can be tuned via DB_CONFIG */
char *bi_dbenv_home;
u_int32_t bi_dbenv_xflags; /* extra flags */
int bi_dbenv_mode;
int bi_tx_max;
char *bi_db_tmp_dir;
char *bi_db_lg_dir;
char *bi_db_data_dir;
ID *bi_lastid;
int bi_ndatabases;
struct bdb_db_info **bdi_databases;
};

68
servers/slapd/back-bdb/init.c
View File

@ -43,17 +43,10 @@ bi_back_db_init( Backend *be )
bdb = (struct bdb_info *) ch_calloc( 1, sizeof(struct bdb_info) );
/* DBEnv parameters */
bdb->bi_dbenv_home = ch_strdup( DEFAULT_DBENV_HOME );
bdb->bi_dbenv_home = ch_strdup( BDB_DBENV_HOME );
bdb->bi_dbenv_xflags = 0;
bdb->bi_dbenv_mode = DEFAULT_MODE;
/* default database directories */
bdb->bi_db_tmp_dir = ch_strdup( DEFAULT_DB_TMP_DIR );
bdb->bi_db_lg_dir = ch_strdup( DEFAULT_DB_LG_DIR );
bdb->bi_db_data_dir = ch_strdup( DEFAULT_DB_DATA_DIR );
bdb->bi_lastid = NOID;
be->be_private = bdb;
return 0;
}
@ -64,7 +57,6 @@ bi_back_db_open( BackendDB *be )
int rc;
struct bdb_info *bdb = (struct bdb_info *) be->be_private;
u_int32_t flags;
/* we should check existance of dbenv_home and db_directory */
rc = db_env_create( &bdb->bi_dbenv, 0 );
@ -87,42 +79,40 @@ bi_back_db_open( BackendDB *be )
bdb->bi_dbenv->set_errpfx( bdb->bi_dbenv, be->be_suffix[0] );
bdb->bi_dbenv->set_errcall( bdb->bi_dbenv, bdb_errcall );
if( bdb->bi_tx_max ) {
rc = bdb->bi_dbenv->set_tx_max( bdb->bi_dbenv,
bdb->bi_tx_max );
{
char dir[MAXPATHLEN];
size_t len = strlen( bdb->bi_dbenv_home );
strcpy( dir, bdb->bi_dbenv_home );
strcat( &dir[len], BDB_TMP_SUBDIR );
rc = bdb->bi_dbenv->set_tmp_dir( bdb->bi_dbenv, dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bi_back_db_open: set_tx_max(%d) failed: %s (%d)\n",
bdb->bi_tx_max, db_strerror(rc), rc );
"bi_back_db_open: set_tmp_dir(%s) failed: %s (%d)\n",
dir, db_strerror(rc), rc );
return rc;
}
}
rc = bdb->bi_dbenv->set_tmp_dir( bdb->bi_dbenv,
bdb->bi_db_tmp_dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bi_back_db_open: set_tmp_dir(%s) failed: %s (%d)\n",
bdb->bi_db_tmp_dir, db_strerror(rc), rc );
return rc;
}
strcat( &dir[len], BDB_LG_SUBDIR );
rc = bdb->bi_dbenv->set_lg_dir( bdb->bi_dbenv,
bdb->bi_db_lg_dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bi_back_db_open: set_lg_dir(%s) failed: %s (%d)\n",
bdb->bi_db_lg_dir, db_strerror(rc), rc );
return rc;
}
rc = bdb->bi_dbenv->set_lg_dir( bdb->bi_dbenv, dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bi_back_db_open: set_lg_dir(%s) failed: %s (%d)\n",
dir, db_strerror(rc), rc );
return rc;
}
rc = bdb->bi_dbenv->set_data_dir( bdb->bi_dbenv,
bdb->bi_db_data_dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bi_back_db_open: set_data_dir(%s) failed: %s (%d)\n",
bdb->bi_db_data_dir, db_strerror(rc), rc );
return rc;
strcat( &dir[len], BDB_DATA_SUBDIR );
rc = bdb->bi_dbenv->set_data_dir( bdb->bi_dbenv, dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bi_back_db_open: set_data_dir(%s) failed: %s (%d)\n",
dir, db_strerror(rc), rc );
return rc;
}
}
rc = bdb->bi_dbenv->open( bdb->bi_dbenv,
@ -136,6 +126,8 @@ bi_back_db_open( BackendDB *be )
return rc;
}
/* we now need to open (and create) all database */
return 0;
}