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

   1 /* backend.c - deals with backend subsystem */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2001-2004 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
  23 #include "portable.h"
  24
  25 #include <stdio.h>
  26 #include <ac/string.h>
  27
  28 #include "slap.h"
  29 #include "back-monitor.h"
  30
  31 /*
  32  * initializes backend subentries
  33  */
  34 int
  35 monitor_subsys_backend_init(
  36         BackendDB       *be
  37 )
  38 {
  39         struct monitorinfo      *mi;
  40         Entry                   *e, *e_backend, *e_tmp;
  41         int                     i;
  42         struct monitorentrypriv *mp;
  43
  44         mi = ( struct monitorinfo * )be->be_private;
  45
  46         if ( monitor_cache_get( mi,
  47                                 &monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn,
  48                                 &e_backend ) ) {
  49 #ifdef NEW_LOGGING
  50                 LDAP_LOG( OPERATION, CRIT,
  51                         "monitor_subsys_backend_init: "
  52                         "unable to get entry '%s'\n",
  53                         monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val, 0, 0 );
  54 #else
  55                 Debug( LDAP_DEBUG_ANY,
  56                         "monitor_subsys_backend_init: "
  57                         "unable to get entry '%s'\n%s%s",
  58                         monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val,
  59                         "", "" );
  60 #endif
  61                 return( -1 );
  62         }
  63
  64         e_tmp = NULL;
  65         for ( i = nBackendInfo; i--; ) {
  66                 char            buf[ BACKMONITOR_BUFSIZE ];
  67                 BackendInfo     *bi;
  68                 struct berval   bv;
  69                 int             j;
  70
  71                 bi = &backendInfo[i];
  72
  73                 snprintf( buf, sizeof( buf ),
  74                                 "dn: cn=Backend %d,%s\n"
  75                                 "objectClass: %s\n"
  76                                 "structuralObjectClass: %s\n"
  77                                 "cn: Backend %d\n"
  78                                 "creatorsName: %s\n"
  79                                 "modifiersName: %s\n"
  80                                 "createTimestamp: %s\n"
  81                                 "modifyTimestamp: %s\n",
  82                                 i,
  83                                 monitor_subsys[SLAPD_MONITOR_BACKEND].mss_dn.bv_val,
  84                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
  85                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
  86                                 i,
  87                                 mi->mi_creatorsName.bv_val,
  88                                 mi->mi_creatorsName.bv_val,
  89                                 mi->mi_startTime.bv_val,
  90                                 mi->mi_startTime.bv_val );
  91
  92                 e = str2entry( buf );
  93                 if ( e == NULL ) {
  94 #ifdef NEW_LOGGING
  95                         LDAP_LOG( OPERATION, CRIT,
  96                                 "monitor_subsys_backend_init: "
  97                                 "unable to create entry 'cn=Backend %d,%s'\n",
  98                                 i, monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val, 0 );
  99 #else
 100                         Debug( LDAP_DEBUG_ANY,
 101                                 "monitor_subsys_backend_init: "
 102                                 "unable to create entry 'cn=Backend %d,%s'\n%s",
 103                                 i,
 104                                 monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val,
 105                                 "" );
 106 #endif
 107                         return( -1 );
 108                 }
 109
 110                 bv.bv_val = bi->bi_type;
 111                 bv.bv_len = strlen( bv.bv_val );
 112
 113                 attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo,
 114                                 &bv, NULL );
 115                 attr_merge_normalize_one( e_backend, mi->mi_ad_monitoredInfo,
 116                                 &bv, NULL );
 117
 118                 if ( bi->bi_controls ) {
 119                         int j;
 120
 121                         for ( j = 0; bi->bi_controls[ j ]; j++ ) {
 122                                 bv.bv_val = bi->bi_controls[ j ];
 123                                 bv.bv_len = strlen( bv.bv_val );
 124                                 attr_merge_one( e, slap_schema.si_ad_supportedControl, &bv, NULL );
 125                         }
 126                 }
 127
 128                 for ( j = 0; j < nBackendDB; j++ ) {
 129                         BackendDB       *be = &backendDB[j];
 130                         char            buf[ SLAP_LDAPDN_MAXLEN ];
 131                         struct berval   dn;
 132
 133                         if ( be->bd_info != bi ) {
 134                                 continue;
 135                         }
 136
 137                         snprintf( buf, sizeof( buf ), "cn=Database %d,%s",
 138                                         j, monitor_subsys[SLAPD_MONITOR_DATABASE].mss_dn.bv_val );
 139                         dn.bv_val = buf;
 140                         dn.bv_len = strlen( buf );
 141
 142                         attr_merge_normalize_one( e, mi->mi_ad_seeAlso,
 143                                         &dn, NULL );
 144                 }
 145
 146                 mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
 147                 e->e_private = ( void * )mp;
 148                 mp->mp_next = e_tmp;
 149                 mp->mp_children = NULL;
 150                 mp->mp_info = &monitor_subsys[SLAPD_MONITOR_BACKEND];
 151                 mp->mp_flags = monitor_subsys[SLAPD_MONITOR_BACKEND].mss_flags
 152                         | MONITOR_F_SUB;
 153
 154                 if ( monitor_cache_add( mi, e ) ) {
 155 #ifdef NEW_LOGGING
 156                         LDAP_LOG( OPERATION, CRIT,
 157                                 "monitor_subsys_backend_init: "
 158                                 "unable to add entry 'cn=Backend %d,%s'\n",
 159                                 i, monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val, 0 );
 160 #else
 161                         Debug( LDAP_DEBUG_ANY,
 162                                 "monitor_subsys_backend_init: "
 163                                 "unable to add entry 'cn=Backend %d,%s'\n%s",
 164                                 i,
 165                                 monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val,
 166                                 "" );
 167 #endif
 168                         return( -1 );
 169                 }
 170
 171                 e_tmp = e;
 172         }
 173
 174         mp = ( struct monitorentrypriv * )e_backend->e_private;
 175         mp->mp_children = e_tmp;
 176
 177         monitor_cache_release( mi, e_backend );
 178
 179         return( 0 );
 180 }
 181