git.sur5r.net Git - openldap/blob - servers/slapd/back-monitor/database.c

   1 /* database.c - deals with database subsystem */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2001-2003 The OpenLDAP Foundation.
   6  * Portions Copyright 2001-2003 Pierangelo Masarati.
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted only as authorized by the OpenLDAP
  11  * Public License.
  12  *
  13  * A copy of this license is available in file LICENSE in the
  14  * top-level directory of the distribution or, alternatively, at
  15  * <http://www.OpenLDAP.org/license.html>.
  16  */
  17 /* ACKNOWLEDGEMENTS:
  18  * This work was initially developed by Pierangelo Masarati for inclusion
  19  * in OpenLDAP Software.
  20  */
  21
  22 #include "portable.h"
  23
  24 #include <stdio.h>
  25 #include <ac/string.h>
  26
  27 #include "slap.h"
  28 #include "back-monitor.h"
  29
  30 #if defined(LDAP_SLAPI)
  31 #include "slapi.h"
  32 static int monitor_back_add_plugin( Backend *be, Entry *e );
  33 #endif /* defined(LDAP_SLAPI) */
  34
  35 int
  36 monitor_subsys_database_init(
  37         BackendDB       *be
  38 )
  39 {
  40         struct monitorinfo      *mi;
  41         Entry                   *e, *e_database, *e_tmp;
  42         int                     i;
  43         struct monitorentrypriv *mp;
  44
  45         assert( be != NULL );
  46
  47         mi = ( struct monitorinfo * )be->be_private;
  48
  49         if ( monitor_cache_get( mi,
  50                                 &monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn,
  51                                 &e_database ) ) {
  52 #ifdef NEW_LOGGING
  53                 LDAP_LOG( OPERATION, CRIT,
  54                         "monitor_subsys_database_init: "
  55                         "unable to get entry '%s'\n",
  56                         monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, 0, 0 );
  57 #else
  58                 Debug( LDAP_DEBUG_ANY,
  59                         "monitor_subsys_database_init: "
  60                         "unable to get entry '%s'\n%s%s",
  61                         monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val,
  62                         "", "" );
  63 #endif
  64                 return( -1 );
  65         }
  66
  67         e_tmp = NULL;
  68         for ( i = nBackendDB; i--; ) {
  69                 char buf[ BACKMONITOR_BUFSIZE ];
  70                 int j;
  71
  72                 be = &backendDB[i];
  73
  74                 /* Subordinates are not exposed as their own naming context */
  75                 if ( SLAP_GLUE_SUBORDINATE( be ) ) {
  76                         continue;
  77                 }
  78
  79                 snprintf( buf, sizeof( buf ),
  80                                 "dn: cn=Database %d,%s\n"
  81                                 "objectClass: %s\n"
  82                                 "structuralObjectClass: %s\n"
  83                                 "cn: Database %d\n"
  84                                 "description: This object contains the type of the database.\n"
  85                                 "%s: %s\n"
  86                                 "createTimestamp: %s\n"
  87                                 "modifyTimestamp: %s\n",
  88                                 i,
  89                                 monitor_subsys[SLAPD_MONITOR_DATABASE].mss_dn.bv_val,
  90                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
  91                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
  92                                 i,
  93                                 mi->mi_ad_monitoredInfo->ad_cname.bv_val,
  94                                 be->bd_info->bi_type,
  95                                 mi->mi_startTime.bv_val,
  96                                 mi->mi_startTime.bv_val );
  97
  98                 e = str2entry( buf );
  99                 if ( e == NULL ) {
 100 #ifdef NEW_LOGGING
 101                         LDAP_LOG( OPERATION, CRIT,
 102                                 "monitor_subsys_database_init: "
 103                                 "unable to create entry 'cn=Database %d,%s'\n",
 104                                 i, monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, 0 );
 105 #else
 106                         Debug( LDAP_DEBUG_ANY,
 107                                 "monitor_subsys_database_init: "
 108                                 "unable to create entry 'cn=Database %d,%s'\n%s",
 109                                 i,
 110                                 monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val,
 111                                 "" );
 112 #endif
 113                         return( -1 );
 114                 }
 115
 116                 if ( be->be_flags & SLAP_BFLAG_MONITOR ) {
 117                         attr_merge( e, slap_schema.si_ad_monitorContext,
 118                                         be->be_suffix, be->be_nsuffix );
 119                         attr_merge( e_database, slap_schema.si_ad_monitorContext,
 120                                         be->be_suffix, be->be_nsuffix );
 121                 } else {
 122                         attr_merge( e, slap_schema.si_ad_namingContexts,
 123                                         be->be_suffix, be->be_nsuffix );
 124                         attr_merge( e_database, slap_schema.si_ad_namingContexts,
 125                                         be->be_suffix, be->be_nsuffix );
 126                 }
 127
 128                 for ( j = nBackendInfo; j--; ) {
 129                         if ( backendInfo[ j ].bi_type == be->bd_info->bi_type ) {
 130                                 struct berval           bv;
 131
 132                                 snprintf( buf, sizeof( buf ),
 133                                         "cn=Backend %d,%s",
 134                                         j, monitor_subsys[SLAPD_MONITOR_BACKEND].mss_dn.bv_val );
 135                                 bv.bv_val = buf;
 136                                 bv.bv_len = strlen( buf );
 137                                 attr_merge_normalize_one( e, mi->mi_ad_seeAlso,
 138                                                 &bv, NULL );
 139                                 break;
 140                         }
 141                 }
 142                 /* we must find it! */
 143                 assert( j >= 0 );
 144
 145                 mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
 146                 e->e_private = ( void * )mp;
 147                 mp->mp_next = e_tmp;
 148                 mp->mp_children = NULL;
 149                 mp->mp_info = &monitor_subsys[SLAPD_MONITOR_DATABASE];
 150                 mp->mp_flags = monitor_subsys[SLAPD_MONITOR_DATABASE].mss_flags
 151                         | MONITOR_F_SUB;
 152
 153                 if ( monitor_cache_add( mi, e ) ) {
 154 #ifdef NEW_LOGGING
 155                         LDAP_LOG( OPERATION, CRIT,
 156                                 "monitor_subsys_database_init: "
 157                                 "unable to add entry 'cn=Database %d,%s'\n",
 158                                 i, monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, 0 );
 159 #else
 160                         Debug( LDAP_DEBUG_ANY,
 161                                 "monitor_subsys_database_init: "
 162                                 "unable to add entry 'cn=Database %d,%s'\n",
 163                                 i,
 164                                 monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val,
 165                                 0 );
 166 #endif
 167                         return( -1 );
 168                 }
 169
 170 #if defined(LDAP_SLAPI)
 171                 monitor_back_add_plugin( be, e );
 172 #endif /* defined(LDAP_SLAPI) */
 173
 174                 e_tmp = e;
 175         }
 176
 177         mp = ( struct monitorentrypriv * )e_database->e_private;
 178         mp->mp_children = e_tmp;
 179
 180         monitor_cache_release( mi, e_database );
 181
 182         return( 0 );
 183 }
 184
 185 #if defined(LDAP_SLAPI)
 186 static int
 187 monitor_back_add_plugin( Backend *be, Entry *e_database )
 188 {
 189         Slapi_PBlock            *pCurrentPB;
 190         int                     i, rc = LDAP_SUCCESS;
 191         struct monitorinfo      *mi = ( struct monitorinfo * )be->be_private;
 192
 193         if ( slapi_int_pblock_get_first( be, &pCurrentPB ) != LDAP_SUCCESS ) {
 194                 /*
 195                  * LDAP_OTHER is returned if no plugins are installed
 196                  */
 197                 rc = LDAP_OTHER;
 198                 goto done;
 199         }
 200
 201         i = 0;
 202         do {
 203                 Slapi_PluginDesc        *srchdesc;
 204                 char                    buf[ BACKMONITOR_BUFSIZE ];
 205                 struct berval           bv;
 206
 207                 rc = slapi_pblock_get( pCurrentPB, SLAPI_PLUGIN_DESCRIPTION,
 208                                 &srchdesc );
 209                 if ( rc != LDAP_SUCCESS ) {
 210                         goto done;
 211                 }
 212
 213                 snprintf( buf, sizeof(buf),
 214                                 "plugin %d name: %s; "
 215                                 "vendor: %s; "
 216                                 "version: %s; "
 217                                 "description: %s",
 218                                 i,
 219                                 srchdesc->spd_id,
 220                                 srchdesc->spd_vendor,
 221                                 srchdesc->spd_version,
 222                                 srchdesc->spd_description );
 223
 224                 bv.bv_val = buf;
 225                 bv.bv_len = strlen( buf );
 226                 attr_merge_normalize_one( e_database,
 227                                 mi->mi_ad_monitoredInfo, &bv, NULL );
 228
 229                 i++;
 230
 231         } while ( ( slapi_int_pblock_get_next( &pCurrentPB ) == LDAP_SUCCESS )
 232                         && ( pCurrentPB != NULL ) );
 233
 234 done:
 235         return rc;
 236 }
 237 #endif /* defined(LDAP_SLAPI) */