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

   1 /* database.c - deals with database subsystem */
   2 /*
   3  * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
   4  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   5  */
   6 /*
   7  * Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
   8  *
   9  * This work has beed deveolped for the OpenLDAP Foundation
  10  * in the hope that it may be useful to the Open Source community,
  11  * but WITHOUT ANY WARRANTY.
  12  *
  13  * Permission is granted to anyone to use this software for any purpose
  14  * on any computer system, and to alter it and redistribute it, subject
  15  * to the following restrictions:
  16  *
  17  * 1. The author and SysNet s.n.c. are not responsible for the consequences
  18  *    of use of this software, no matter how awful, even if they arise from
  19  *    flaws in it.
  20  *
  21  * 2. The origin of this software must not be misrepresented, either by
  22  *    explicit claim or by omission.  Since few users ever read sources,
  23  *    credits should appear in the documentation.
  24  *
  25  * 3. Altered versions must be plainly marked as such, and must not be
  26  *    misrepresented as being the original software.  Since few users
  27  *    ever read sources, credits should appear in the documentation.
  28  *    SysNet s.n.c. cannot be responsible for the consequences of the
  29  *    alterations.
  30  *
  31  * 4. This notice may not be removed or altered.
  32  */
  33
  34 #include "portable.h"
  35
  36 #include <stdio.h>
  37
  38 #include "slap.h"
  39 #include "back-monitor.h"
  40
  41 int
  42 monitor_subsys_database_init(
  43         BackendDB       *be
  44 )
  45 {
  46         struct monitorinfo      *mi;
  47         Entry                   *e, *e_database, *e_tmp;
  48         int                     i;
  49         struct monitorentrypriv *mp;
  50         AttributeDescription    *ad_nc = slap_schema.si_ad_namingContexts;
  51         AttributeDescription    *ad_seeAlso = NULL;
  52         const char              *text = NULL;
  53
  54         assert( be != NULL );
  55         assert( monitor_ad_desc != NULL );
  56
  57         mi = ( struct monitorinfo * )be->be_private;
  58
  59         if ( monitor_cache_get( mi,
  60                                 &monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn,
  61                                 &e_database ) ) {
  62 #ifdef NEW_LOGGING
  63                 LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
  64                         "monitor_subsys_database_init: "
  65                         "unable to get entry '%s'\n",
  66                         monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val ));
  67 #else
  68                 Debug( LDAP_DEBUG_ANY,
  69                         "monitor_subsys_database_init: "
  70                         "unable to get entry '%s'\n%s%s",
  71                         monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val,
  72                         "", "" );
  73 #endif
  74                 return( -1 );
  75         }
  76
  77         if ( slap_str2ad( "seeAlso", &ad_seeAlso, &text ) != LDAP_SUCCESS ) {
  78                 return( -1 );
  79         }
  80
  81         e_tmp = NULL;
  82         for ( i = nBackendDB; i--; ) {
  83                 char buf[1024];
  84                 int j;
  85
  86                 be = &backendDB[i];
  87
  88                 snprintf( buf, sizeof( buf ),
  89                                 "dn: cn=Database %d,%s\n"
  90                                 SLAPD_MONITOR_OBJECTCLASSES
  91                                 "cn: Database %d\n"
  92                                 "description: %s",
  93                                 i,
  94                                 monitor_subsys[SLAPD_MONITOR_DATABASE].mss_dn.bv_val,
  95                                 i,
  96                                 be->bd_info->bi_type );
  97
  98                 e = str2entry( buf );
  99                 if ( e == NULL ) {
 100 #ifdef NEW_LOGGING
 101                         LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
 102                                 "monitor_subsys_database_init: "
 103                                 "unable to create entry 'cn=Database %d,%s'\n",
 104                                 i,
 105                                 monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val ));
 106 #else
 107                         Debug( LDAP_DEBUG_ANY,
 108                                 "monitor_subsys_database_init: "
 109                                 "unable to create entry 'cn=Database %d,%s'\n%s",
 110                                 i,
 111                                 monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val,
 112                                 "" );
 113 #endif
 114                         return( -1 );
 115                 }
 116
 117                 for ( j = 0; be->be_suffix[j]; j++ ) {
 118                         struct berval           bv[ 2 ];
 119
 120                         bv[ 0 ] = *be->be_suffix[ j ];
 121                         bv[ 1 ].bv_val = NULL;
 122
 123                         attr_merge( e, ad_nc, bv );
 124                         attr_merge( e_database, ad_nc, bv );
 125                 }
 126
 127                 for ( j = nBackendInfo; j--; ) {
 128                         if ( &backendInfo[ j ] == be->bd_info ) {
 129                                 struct berval           bv[ 2 ];
 130
 131                                 /* we check the pointer; the test on the
 132                                  * string should be more reliable */
 133                                 assert( strcasecmp( backendInfo[ j ].bi_type,
 134                                         be->bd_info->bi_type ) == 0 );
 135
 136                                 snprintf( buf, sizeof( buf ),
 137                                         "cn=Backend %d,%s",
 138                                         j, monitor_subsys[SLAPD_MONITOR_BACKEND].mss_dn.bv_val );
 139                                 bv[ 0 ].bv_val = buf;
 140                                 bv[ 0 ].bv_len = strlen( buf );
 141                                 bv[ 1 ].bv_val = NULL;
 142                                 attr_merge( e, ad_seeAlso, bv );
 143                                 break;
 144                         }
 145                 }
 146                 /* we must find it! */
 147                 assert( j >= 0 );
 148
 149                 mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
 150                 e->e_private = ( void * )mp;
 151                 mp->mp_next = e_tmp;
 152                 mp->mp_children = NULL;
 153                 mp->mp_info = &monitor_subsys[SLAPD_MONITOR_DATABASE];
 154                 mp->mp_flags = monitor_subsys[SLAPD_MONITOR_DATABASE].mss_flags
 155                         | MONITOR_F_SUB;
 156
 157                 if ( monitor_cache_add( mi, e ) ) {
 158 #ifdef NEW_LOGGING
 159                         LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
 160                                 "monitor_subsys_database_init: "
 161                                 "unable to add entry 'cn=Database %d,%s'\n",
 162                                 i,
 163                                 monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val ));
 164 #else
 165                         Debug( LDAP_DEBUG_ANY,
 166                                 "monitor_subsys_database_init: "
 167                                 "unable to add entry 'cn=Database %d,%s'\n",
 168                                 i,
 169                                 monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val,
 170                                 0 );
 171 #endif
 172                         return( -1 );
 173                 }
 174
 175                 e_tmp = e;
 176         }
 177
 178         mp = ( struct monitorentrypriv * )e_database->e_private;
 179         mp->mp_children = e_tmp;
 180
 181         monitor_cache_release( mi, e_database );
 182
 183         return( 0 );
 184 }
 185