void
bdb_locker_id_free( void *key, void *data )
{
DB_ENV *env = key;
int lockid = (int) data;
XLOCK_ID_FREE( env, lockid );
}
int
bdb_locker_id( Operation *op, DB_ENV *env, int *locker )
{
int i, rc, lockid;
void *data;
void *ctx;
if ( !env || !locker ) return -1;
/* If no op was provided, try to find the ctx anyway... */
if ( op ) {
ctx = op->o_threadctx;
} else {
ctx = ldap_pvt_thread_pool_context( &connection_pool );
}
/* Shouldn't happen unless we're single-threaded */
if ( !ctx ) {
*locker = 0;
return 0;
}
if ( ldap_pvt_thread_pool_getkey( ctx, env, &data, NULL ) ) {
for ( i=0, rc=1; rc != 0 && i<4; i++ ) {
rc = XLOCK_ID( env, &lockid );
if (rc) ldap_pvt_thread_yield();
}
if ( rc != 0) {
return rc;
}
data = (void *)lockid;
if ( ( rc = ldap_pvt_thread_pool_setkey( ctx, env,
data, bdb_locker_id_free ) ) ) {
XLOCK_ID_FREE( env, lockid );
#ifdef NEW_LOGGING
LDAP_LOG( BACK_BDB, ERR, "bdb_locker_id: err %s(%d)\n",
db_strerror(rc), rc, 0 );
#else
Debug( LDAP_DEBUG_ANY, "bdb_locker_id: err %s(%d)\n",
db_strerror(rc), rc, 0 );
#endif
return rc;
}
} else {
lockid = (int)data;
}
*locker = lockid;
return 0;
}
static int
bdb_db_close( BackendDB *be, ConfigReply *cr )
{
int rc;
struct bdb_info *bdb = (struct bdb_info *) be->be_private;
struct bdb_db_info *db;
bdb_idl_cache_entry_t *entry, *next_entry;
/* monitor handling */
(void)bdb_monitor_db_close( be );
{
Entry *e = bdb->bi_cache.c_dntree.bei_e;
if ( e ) {
bdb->bi_cache.c_dntree.bei_e = NULL;
e->e_private = NULL;
bdb_entry_return( e );
}
}
bdb->bi_flags &= ~BDB_IS_OPEN;
ber_bvarray_free( bdb->bi_db_config );
bdb->bi_db_config = NULL;
while( bdb->bi_databases && bdb->bi_ndatabases-- ) {
db = bdb->bi_databases[bdb->bi_ndatabases];
rc = db->bdi_db->close( db->bdi_db, 0 );
/* Lower numbered names are not strdup'd */
if( bdb->bi_ndatabases >= BDB_NDB )
free( db->bdi_name.bv_val );
free( db );
}
free( bdb->bi_databases );
bdb->bi_databases = NULL;
bdb_cache_release_all (&bdb->bi_cache);
if ( bdb->bi_idl_cache_size ) {
avl_free( bdb->bi_idl_tree, NULL );
bdb->bi_idl_tree = NULL;
entry = bdb->bi_idl_lru_head;
do {
next_entry = entry->idl_lru_next;
if ( entry->idl )
free( entry->idl );
free( entry->kstr.bv_val );
free( entry );
entry = next_entry;
} while ( entry != bdb->bi_idl_lru_head );
bdb->bi_idl_lru_head = bdb->bi_idl_lru_tail = NULL;
}
/* close db environment */
if( bdb->bi_dbenv ) {
/* Free cache locker if we enabled locking */
if ( !( slapMode & SLAP_TOOL_QUICK ) && bdb->bi_cache.c_locker ) {
#if DB_VERSION_FULL >= 0x04060012
XLOCK_ID_FREE(bdb->bi_dbenv, bdb->bi_cache.c_locker->id);
#else
XLOCK_ID_FREE(bdb->bi_dbenv, bdb->bi_cache.c_locker);
#endif
bdb->bi_cache.c_locker = 0;
}
#ifdef BDB_REUSE_LOCKERS
bdb_locker_flush( bdb->bi_dbenv );
#endif
/* force a checkpoint, but not if we were ReadOnly,
* and not in Quick mode since there are no transactions there.
*/
if ( !( slapMode & ( SLAP_TOOL_QUICK|SLAP_TOOL_READONLY ))) {
rc = TXN_CHECKPOINT( bdb->bi_dbenv, 0, 0, DB_FORCE );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_close: database \"%s\": "
"txn_checkpoint failed: %s (%d).\n",
be->be_suffix[0].bv_val, db_strerror(rc), rc );
}
}
rc = bdb->bi_dbenv->close( bdb->bi_dbenv, 0 );
bdb->bi_dbenv = NULL;
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_close: database \"%s\": "
"close failed: %s (%d)\n",
be->be_suffix[0].bv_val, db_strerror(rc), rc );
return rc;
}
}
rc = alock_close( &bdb->bi_alock_info, slapMode & SLAP_TOOL_QUICK );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_close: database \"%s\": alock_close failed\n",
be->be_suffix[0].bv_val, 0, 0 );
return -1;
}
return 0;
}
