/* init.c - initialize bdb2 backend */ #include "portable.h" #include <stdio.h> #include <ac/string.h> #include <ac/socket.h> #include "slap.h" #include "back-bdb2.h" #ifdef SLAPD_BDB2_DYNAMIC #include <gmodule.h> G_MODULE_EXPORT void init_module(int argc, char *argv[]) { BackendInfo bi; bi.bi_type = "bdb2"; bi.bi_init = bdb2_back_initialize; backend_add(&bi); } #endif /* SLAPD_BDB2_DYNAMIC */ static int bdb2i_back_init_private( BackendInfo *bi ) { struct ldbtype *bt; /* allocate backend-type-specific stuff */ bt = (struct ldbtype *) ch_calloc( 1, sizeof(struct ldbtype) ); bt->lty_dbhome = DEFAULT_DB_HOME; bt->lty_mpsize = DEFAULT_DBCACHE_SIZE; if ( slapMode == SLAP_TIMEDSERVER_MODE ) bt->lty_betiming = 1; bi->bi_private = bt; return 0; } int bdb2_back_initialize( BackendInfo *bi ) { int ret; bi->bi_open = bdb2_back_open; bi->bi_config = bdb2_back_config; bi->bi_close = bdb2_back_close; bi->bi_destroy = bdb2_back_destroy; bi->bi_db_init = bdb2_back_db_init; bi->bi_db_config = bdb2_back_db_config; bi->bi_db_open = bdb2_back_db_open; bi->bi_db_close = bdb2_back_db_close; bi->bi_db_destroy = bdb2_back_db_destroy; bi->bi_op_bind = bdb2_back_bind; bi->bi_op_unbind = bdb2_back_unbind; bi->bi_op_search = bdb2_back_search; bi->bi_op_compare = bdb2_back_compare; bi->bi_op_modify = bdb2_back_modify; bi->bi_op_modrdn = bdb2_back_modrdn; bi->bi_op_add = bdb2_back_add; bi->bi_op_delete = bdb2_back_delete; bi->bi_op_abandon = bdb2_back_abandon; bi->bi_entry_release_rw = bdb2_back_entry_release_rw; #ifdef SLAPD_ACLGROUPS bi->bi_acl_group = bdb2_back_group; #endif bi->bi_connection_init = 0; bi->bi_connection_destroy = 0; ret = bdb2i_back_init_private( bi ); Debug( LDAP_DEBUG_TRACE, "bdb2_back_initialize: done (%d).\n", ret, 0, 0 ); return( ret ); } int bdb2_back_destroy( BackendInfo *bi ) { return 0; } int bdb2_back_open( BackendInfo *bi ) { static int initialized = 0; int rc; if ( initialized++ ) { Debug( LDAP_DEBUG_TRACE, "bdb2_back_open: backend already initialized.\n", 0, 0, 0 ); return 0; } /* initialize the underlying database system */ rc = bdb2i_back_startup( bi ); return rc; } int bdb2_back_close( BackendInfo *bi ) { int rc; /* close the underlying database system */ rc = bdb2i_back_shutdown( bi ); return rc; } /* BDB2 changed */ static int bdb2i_back_db_init_internal( BackendDB *be ) { struct ldbminfo *li; char *argv[ 4 ]; /* allocate backend-database-specific stuff */ li = (struct ldbminfo *) ch_calloc( 1, sizeof(struct ldbminfo) ); /* arrange to read nextid later (on first request for it) */ li->li_nextid = NOID; #if SLAPD_NEXTID_CHUNK > 1 li->li_nextid_wrote = NOID; #endif /* default cache size */ li->li_cache.c_maxsize = DEFAULT_CACHE_SIZE; /* default database cache size */ li->li_dbcachesize = DEFAULT_DBCACHE_SIZE; /* default cache mode is sync on write */ li->li_dbcachewsync = 1; /* default file creation mode */ li->li_mode = DEFAULT_MODE; /* default database directory */ li->li_directory = DEFAULT_DB_DIRECTORY; /* always index dn, id2children, objectclass (used in some searches) */ if ( !at_find( "dn" ) ) { argv[ 0 ] = "dn"; argv[ 1 ] = "dn"; argv[ 2 ] = NULL; attr_syntax_config( "ldbm dn initialization", 0, 2, argv ); } argv[ 0 ] = "dn"; argv[ 1 ] = "sub"; argv[ 2 ] = "eq"; argv[ 3 ] = NULL; bdb2i_attr_index_config( li, "ldbm dn initialization", 0, 3, argv, 1 ); argv[ 0 ] = "id2children"; argv[ 1 ] = "eq"; argv[ 2 ] = NULL; bdb2i_attr_index_config( li, "ldbm id2children initialization", 0, 2, argv, 1 ); argv[ 0 ] = "objectclass"; argv[ 1 ] = ch_strdup( "pres,eq" ); argv[ 2 ] = NULL; bdb2i_attr_index_config( li, "ldbm objectclass initialization", 0, 2, argv, 1 ); free( argv[ 1 ] ); /* initialize the cache mutex */ ldap_pvt_thread_mutex_init( &li->li_cache.c_mutex ); /* initialize the TP file head */ if ( bdb2i_txn_head_init( &li->li_txn_head ) != 0 ) return 1; be->be_private = li; return 0; } int bdb2_back_db_init( BackendDB *be ) { struct timeval time1; int ret; bdb2i_start_timing( be->bd_info, &time1 ); ret = bdb2i_back_db_init_internal( be ); bdb2i_stop_timing( be->bd_info, time1, "DB-INIT", NULL, NULL ); return( ret ); } int bdb2_back_db_open( BackendDB *be ) { int rc; rc = bdb2_back_db_startup( be ); return( rc ); } int bdb2_back_db_destroy( BackendDB *be ) { /* should free/destroy every in be_private */ free( be->be_private ); be->be_private = NULL; return 0; }