1 /* init.c - initialize ldbm backend */
11 #include "back-ldbm.h"
22 /* initialize the underlying database system */
25 /* allocate backend-specific stuff */
26 li = (struct ldbminfo *) ch_calloc( 1, sizeof(struct ldbminfo) );
28 /* arrange to read nextid later (on first request for it) */
31 #if SLAPD_NEXTID_CHUNK > 1
32 li->li_nextid_wrote = NOID;
35 /* default cache size */
36 li->li_cache.c_maxsize = DEFAULT_CACHE_SIZE;
38 /* default database cache size */
39 li->li_dbcachesize = DEFAULT_DBCACHE_SIZE;
41 /* default cache mode is sync on write */
42 li->li_dbcachewsync = 1;
44 /* default file creation mode */
45 li->li_mode = DEFAULT_MODE;
47 /* default database directory */
48 li->li_directory = DEFAULT_DB_DIRECTORY;
49 li->li_nextid_file = DEFAULT_DB_DIRECTORY "/NEXTID";
51 /* always index dn, id2children, objectclass (used in some searches) */
55 attr_syntax_config( "ldbm dn initialization", 0, 2, argv );
57 #ifdef SLAPD_DN_SUBSTRING_INDEX
59 * this is generally too expensive on larger servers and not
60 * effective on small servers.
62 argv[ 1 ] = ch_strdup( "sub,eq" );
64 argv[ 1 ] = ch_strdup( "eq" );
67 attr_index_config( li, "ldbm dn initialization", 0, 2, argv, 1 );
69 argv[ 0 ] = "id2children";
72 attr_index_config( li, "ldbm id2children initialization", 0, 2, argv,
74 argv[ 0 ] = "objectclass";
75 argv[ 1 ] = ch_strdup( "eq" );
77 attr_index_config( li, "ldbm objectclass initialization", 0, 2, argv,
81 /* initialize various mutex locks & condition variables */
82 ldap_pvt_thread_mutex_init( &li->li_root_mutex );
83 ldap_pvt_thread_mutex_init( &li->li_add_mutex );
84 ldap_pvt_thread_mutex_init( &li->li_cache.c_mutex );
85 ldap_pvt_thread_mutex_init( &li->li_nextid_mutex );
86 ldap_pvt_thread_mutex_init( &li->li_dbcache_mutex );
87 ldap_pvt_thread_cond_init( &li->li_dbcache_cv );