git.sur5r.net Git - openldap/blob - servers/slapd/back-bdb/init.c

   1 /* init.c - initialize bdb backend */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 #include "portable.h"
   9
  10 #include <stdio.h>
  11
  12 #include <ac/string.h>
  13 #include <ac/socket.h>
  14
  15 #include "slap.h"
  16 #include "back-bdb.h"
  17
  18 #ifdef SLAPD_BDB_DYNAMIC
  19
  20 int back_bdb_LTX_init_module(int argc, char *argv[]) {
  21     BackendInfo bi;
  22
  23     memset( &bi, '\0', sizeof(bi) );
  24     bi.bi_type = "bdb";
  25     bi.bi_init = bdb_back_initialize;
  26
  27     backend_add(&bi);
  28     return 0;
  29 }
  30
  31 #endif /* SLAPD_BDB_DYNAMIC */
  32
  33 int
  34 bdb_back_initialize(
  35     BackendInfo *bi
  36 )
  37 {
  38         static char *controls[] = {
  39                 LDAP_CONTROL_MANAGEDSAIT,
  40                 NULL
  41         };
  42
  43         {       /* version check */
  44                 int major, minor, patch;
  45                 char *version = db_version( &major, &minor, &patch );
  46
  47                 if( major != DB_VERSION_MAJOR || minor != DB_VERSION_MINOR ||
  48                         patch < DB_VERSION_PATCH )
  49                 {
  50                         Debug( LDAP_DEBUG_ANY,
  51                                 "bdb_back_initialize: version mismatch\n"
  52                                 "\texpected: " DB_VERSION_STRING "\n"
  53                                 "\tgot: %s \n", version, 0, 0 );
  54                 }
  55
  56                 Debug( LDAP_DEBUG_ANY, "bdb_back_initialize: %s\n",
  57                         version, 0, 0 );
  58         }
  59
  60 #if 0
  61         bi->bi_controls = controls;
  62
  63         bi->bi_open = bdb_back_open;
  64         bi->bi_config = 0;
  65         bi->bi_close = bdb_back_close;
  66         bi->bi_destroy = bdb_back_destroy;
  67
  68         bi->bi_db_init = bdb_back_db_init;
  69         bi->bi_db_config = bdb_back_db_config;
  70         bi->bi_db_open = bdb_back_db_open;
  71         bi->bi_db_close = bdb_back_db_close;
  72         bi->bi_db_destroy = bdb_back_db_destroy;
  73
  74         bi->bi_op_bind = bdb_back_bind;
  75         bi->bi_op_unbind = bdb_back_unbind;
  76         bi->bi_op_search = bdb_back_search;
  77         bi->bi_op_compare = bdb_back_compare;
  78         bi->bi_op_modify = bdb_back_modify;
  79         bi->bi_op_modrdn = bdb_back_modrdn;
  80         bi->bi_op_add = bdb_back_add;
  81         bi->bi_op_delete = bdb_back_delete;
  82         bi->bi_op_abandon = bdb_back_abandon;
  83
  84         bi->bi_extended = bdb_back_extended;
  85
  86         bi->bi_entry_release_rw = bdb_back_entry_release_rw;
  87         bi->bi_acl_group = bdb_back_group;
  88         bi->bi_acl_attribute = bdb_back_attribute;
  89         bi->bi_chk_referrals = bdb_back_referrals;
  90
  91         /*
  92          * hooks for slap tools
  93          */
  94         bi->bi_tool_entry_open = bdb_tool_entry_open;
  95         bi->bi_tool_entry_close = bdb_tool_entry_close;
  96         bi->bi_tool_entry_first = bdb_tool_entry_first;
  97         bi->bi_tool_entry_next = bdb_tool_entry_next;
  98         bi->bi_tool_entry_get = bdb_tool_entry_get;
  99         bi->bi_tool_entry_put = bdb_tool_entry_put;
 100         bi->bi_tool_entry_reindex = bdb_tool_entry_reindex;
 101         bi->bi_tool_sync = bdb_tool_sync;
 102
 103         bi->bi_connection_init = 0;
 104         bi->bi_connection_destroy = 0;
 105 #endif
 106
 107         return 0;
 108 }
 109
 110 int
 111 bdb_back_destroy(
 112     BackendInfo *bi
 113 )
 114 {
 115         return 0;
 116 }
 117
 118 int
 119 bdb_back_open(
 120     BackendInfo *bi
 121 )
 122 {
 123         /* initialize the underlying database system */
 124         return 0;
 125 }
 126
 127 int
 128 bdb_back_close(
 129     BackendInfo *bi
 130 )
 131 {
 132         /* terminate the underlying database system */
 133         return 0;
 134 }
 135
 136 int
 137 bdb_back_db_init(
 138     Backend     *be
 139 )
 140 {
 141         struct bdb_dbinfo       *bdi;
 142
 143         /* allocate backend-database-specific stuff */
 144         bdi = (struct bdb_dbinfo *) ch_calloc( 1, sizeof(struct bdb_dbinfo) );
 145
 146         /* DBEnv parameters */
 147         bdi->bdi_dbenv_home = ch_strdup( DEFAULT_DBENV_HOME );
 148         bdi->bdi_dbenv_xflags = 0;
 149         bdi->bdi_dbenv_mode = DEFAULT_DBENV_MODE;
 150
 151         /* default database directories */
 152         bdi->bdi_db_directory = ch_strdup( DEFAULT_DB_DIRECTORY );
 153
 154         be->be_private = bdi;
 155         return 0;
 156 }
 157
 158 int
 159 bdb_back_db_open(
 160     BackendDB   *be
 161 )
 162 {
 163         int rc;
 164         struct bdb_dbinfo *bdi = (struct bdb_dbinfo *) be->be_private;
 165         u_int32_t flags;
 166
 167         /* we should check existance of dbenv_home and db_directory */
 168
 169         rc = db_env_create( &bdi->bdi_dbenv, 0 );
 170         if( rc != 0 ) {
 171                 Debug( LDAP_DEBUG_ANY,
 172                         "bdb_back_db_open: db_env_create failed: %s (%d)\n",
 173                         db_strerror(rc), rc, 0 );
 174                 return rc;
 175         }
 176
 177         flags = DB_INIT_LOCK | DB_INIT_TXN |
 178                 DB_PRIVATE | DB_RECOVER | DB_THREAD;
 179
 180         rc = bdi->bdi_dbenv->open( bdi->bdi_dbenv,
 181                 bdi->bdi_dbenv_home,
 182                 flags | bdi->bdi_dbenv_xflags,
 183                 bdi->bdi_dbenv_mode );
 184
 185         if( rc != 0 ) {
 186                 Debug( LDAP_DEBUG_ANY,
 187                         "bdb_back_db_open: db_open failed: %s (%d)\n",
 188                         db_strerror(rc), rc, 0 );
 189                 return rc;
 190         }
 191
 192         return 0;
 193 }
 194
 195 int
 196 bdb_back_db_destroy(
 197     BackendDB   *be
 198 )
 199 {
 200         int rc;
 201         struct bdb_dbinfo *bdi = (struct bdb_dbinfo *) be->be_private;
 202
 203         rc = bdi->bdi_dbenv->close( bdi->bdi_dbenv, 0 );
 204         bdi->bdi_dbenv = NULL;
 205
 206         if( rc != 0 ) {
 207                 Debug( LDAP_DEBUG_ANY,
 208                         "bdb_back_db_open: db_open failed: %s (%d)\n",
 209                         db_strerror(rc), rc, 0 );
 210                 return rc;
 211         }
 212
 213         return 0;
 214 }