1 /* init.c - initialize bdb2 backend */
11 #include "back-bdb2.h"
13 #ifdef SLAPD_BDB2_DYNAMIC
16 G_MODULE_EXPORT void init_module(int argc, char *argv[]) {
20 bi.bi_init = bdb2_back_initialize;
25 #endif /* SLAPD_BDB2_DYNAMIC */
28 bdb2i_back_init_private(
34 /* allocate backend-type-specific stuff */
35 bt = (struct ldbtype *) ch_calloc( 1, sizeof(struct ldbtype) );
37 bt->lty_dbhome = DEFAULT_DB_HOME;
38 bt->lty_mpsize = DEFAULT_DBCACHE_SIZE;
40 if ( slapMode == SLAP_TIMEDSERVER_MODE )
56 bi->bi_open = bdb2_back_open;
57 bi->bi_config = bdb2_back_config;
58 bi->bi_close = bdb2_back_close;
59 bi->bi_destroy = bdb2_back_destroy;
61 bi->bi_db_init = bdb2_back_db_init;
62 bi->bi_db_config = bdb2_back_db_config;
63 bi->bi_db_open = bdb2_back_db_open;
64 bi->bi_db_close = bdb2_back_db_close;
65 bi->bi_db_destroy = bdb2_back_db_destroy;
67 bi->bi_op_bind = bdb2_back_bind;
68 bi->bi_op_unbind = bdb2_back_unbind;
69 bi->bi_op_search = bdb2_back_search;
70 bi->bi_op_compare = bdb2_back_compare;
71 bi->bi_op_modify = bdb2_back_modify;
72 bi->bi_op_modrdn = bdb2_back_modrdn;
73 bi->bi_op_add = bdb2_back_add;
74 bi->bi_op_delete = bdb2_back_delete;
75 bi->bi_op_abandon = bdb2_back_abandon;
77 bi->bi_entry_release_rw = bdb2_back_entry_release_rw;
78 #ifdef SLAPD_ACLGROUPS
79 bi->bi_acl_group = bdb2_back_group;
82 bi->bi_connection_init = 0;
83 bi->bi_connection_destroy = 0;
85 ret = bdb2i_back_init_private( bi );
87 Debug( LDAP_DEBUG_TRACE, "bdb2_back_initialize: done (%d).\n", ret, 0, 0 );
105 static int initialized = 0;
108 if ( initialized++ ) {
110 Debug( LDAP_DEBUG_TRACE,
111 "bdb2_back_open: backend already initialized.\n", 0, 0, 0 );
116 /* initialize the underlying database system */
117 rc = bdb2i_back_startup( bi );
129 /* close the underlying database system */
130 rc = bdb2i_back_shutdown( bi );
137 bdb2i_back_db_init_internal(
144 /* allocate backend-database-specific stuff */
145 li = (struct ldbminfo *) ch_calloc( 1, sizeof(struct ldbminfo) );
147 /* arrange to read nextid later (on first request for it) */
148 li->li_nextid = NOID;
149 #if SLAPD_NEXTID_CHUNK > 1
150 li->li_nextid_wrote = NOID;
153 /* default cache size */
154 li->li_cache.c_maxsize = DEFAULT_CACHE_SIZE;
156 /* default database cache size */
157 li->li_dbcachesize = DEFAULT_DBCACHE_SIZE;
159 /* default cache mode is sync on write */
160 li->li_dbcachewsync = 1;
162 /* default file creation mode */
163 li->li_mode = DEFAULT_MODE;
165 /* default database directory */
166 li->li_directory = DEFAULT_DB_DIRECTORY;
168 /* always index dn, id2children, objectclass (used in some searches) */
169 if ( !at_find( "dn" ) ) {
173 attr_syntax_config( "ldbm dn initialization", 0, 2, argv );
179 bdb2i_attr_index_config( li, "ldbm dn initialization", 0, 3, argv, 1 );
180 argv[ 0 ] = "id2children";
183 bdb2i_attr_index_config( li, "ldbm id2children initialization", 0, 2, argv,
185 argv[ 0 ] = "objectclass";
186 argv[ 1 ] = ch_strdup( "pres,eq" );
188 bdb2i_attr_index_config( li, "ldbm objectclass initialization", 0, 2, argv,
192 /* initialize the cache mutex */
193 ldap_pvt_thread_mutex_init( &li->li_cache.c_mutex );
195 /* initialize the TP file head */
196 if ( bdb2i_txn_head_init( &li->li_txn_head ) != 0 )
210 struct timeval time1;
213 bdb2i_start_timing( be->bd_info, &time1 );
215 ret = bdb2i_back_db_init_internal( be );
216 bdb2i_stop_timing( be->bd_info, time1, "DB-INIT", NULL, NULL );
229 rc = bdb2_back_db_startup( be );
235 bdb2_back_db_destroy(
239 /* should free/destroy every in be_private */
240 free( be->be_private );
241 be->be_private = NULL;