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

   1 /* overlay.c - deals with overlay subsystem */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 2001-2004 The OpenLDAP Foundation.
   5  * Portions Copyright 2001-2003 Pierangelo Masarati.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* ACKNOWLEDGEMENTS:
  17  * This work was initially developed by Pierangelo Masarati for inclusion
  18  * in OpenLDAP Software.
  19  */
  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 /*
  31  * initializes overlay subentries
  32  */
  33 int
  34 monitor_subsys_overlay_init(
  35         BackendDB       *be
  36 )
  37 {
  38         struct monitorinfo      *mi;
  39         Entry                   *e_overlay, **ep;
  40         int                     i;
  41         struct monitorentrypriv *mp;
  42         slap_overinst           *on;
  43
  44         mi = ( struct monitorinfo * )be->be_private;
  45
  46         if ( monitor_cache_get( mi,
  47                                 &monitor_subsys[SLAPD_MONITOR_OVERLAY].mss_ndn,
  48                                 &e_overlay ) )
  49         {
  50                 Debug( LDAP_DEBUG_ANY,
  51                         "monitor_subsys_overlay_init: "
  52                         "unable to get entry \"%s\"\n",
  53                         monitor_subsys[SLAPD_MONITOR_OVERLAY].mss_ndn.bv_val, 0, 0 );
  54                 return( -1 );
  55         }
  56
  57         mp = ( struct monitorentrypriv * )e_overlay->e_private;
  58         mp->mp_children = NULL;
  59         ep = &mp->mp_children;
  60
  61         for ( on = overlay_next( NULL ), i = 0; on; on = overlay_next( on ), i++ ) {
  62                 char            buf[ BACKMONITOR_BUFSIZE ];
  63                 struct berval   bv;
  64                 int             j;
  65                 Entry           *e;
  66
  67                 snprintf( buf, sizeof( buf ),
  68                                 "dn: cn=Overlay %d,%s\n"
  69                                 "objectClass: %s\n"
  70                                 "structuralObjectClass: %s\n"
  71                                 "cn: Overlay %d\n"
  72                                 "creatorsName: %s\n"
  73                                 "modifiersName: %s\n"
  74                                 "createTimestamp: %s\n"
  75                                 "modifyTimestamp: %s\n",
  76                                 i,
  77                                 monitor_subsys[SLAPD_MONITOR_OVERLAY].mss_dn.bv_val,
  78                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
  79                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
  80                                 i,
  81                                 mi->mi_creatorsName.bv_val,
  82                                 mi->mi_creatorsName.bv_val,
  83                                 mi->mi_startTime.bv_val,
  84                                 mi->mi_startTime.bv_val );
  85
  86                 e = str2entry( buf );
  87                 if ( e == NULL ) {
  88                         Debug( LDAP_DEBUG_ANY,
  89                                 "monitor_subsys_overlay_init: "
  90                                 "unable to create entry \"cn=Overlay %d,%s\"\n",
  91                                 i, monitor_subsys[SLAPD_MONITOR_OVERLAY].mss_ndn.bv_val, 0 );
  92                         return( -1 );
  93                 }
  94
  95                 bv.bv_val = on->on_bi.bi_type;
  96                 bv.bv_len = strlen( bv.bv_val );
  97
  98                 attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo,
  99                                 &bv, NULL );
 100                 attr_merge_normalize_one( e_overlay, mi->mi_ad_monitoredInfo,
 101                                 &bv, NULL );
 102
 103                 for ( j = 0; j < nBackendDB; j++ ) {
 104                         BackendDB       *be = &backendDB[j];
 105                         char            buf[ SLAP_LDAPDN_MAXLEN ];
 106                         struct berval   dn;
 107                         slap_overinst   *on2;
 108
 109                         if ( strcmp( be->bd_info->bi_type, "over" ) != 0 ) {
 110                                 continue;
 111                         }
 112
 113                         on2 = ((slap_overinfo *)be->bd_info->bi_private)->oi_list;
 114                         for ( ; on2; on2 = on2->on_next ) {
 115                                 if ( on2->on_bi.bi_type == on->on_bi.bi_type ) {
 116                                         break;
 117                                 }
 118                         }
 119
 120                         if ( on2 == NULL ) {
 121                                 continue;
 122                         }
 123
 124                         snprintf( buf, sizeof( buf ), "cn=Database %d,%s",
 125                                         j, monitor_subsys[SLAPD_MONITOR_DATABASE].mss_dn.bv_val );
 126                         dn.bv_val = buf;
 127                         dn.bv_len = strlen( buf );
 128
 129                         attr_merge_normalize_one( e, mi->mi_ad_seeAlso,
 130                                         &dn, NULL );
 131                 }
 132
 133                 mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
 134                 e->e_private = ( void * )mp;
 135                 mp->mp_next = NULL;
 136                 mp->mp_children = NULL;
 137                 mp->mp_info = &monitor_subsys[SLAPD_MONITOR_OVERLAY];
 138                 mp->mp_flags = monitor_subsys[SLAPD_MONITOR_OVERLAY].mss_flags
 139                         | MONITOR_F_SUB;
 140
 141                 if ( monitor_cache_add( mi, e ) ) {
 142                         Debug( LDAP_DEBUG_ANY,
 143                                 "monitor_subsys_overlay_init: "
 144                                 "unable to add entry \"cn=Overlay %d,%s\"\n",
 145                                 i, monitor_subsys[SLAPD_MONITOR_OVERLAY].mss_ndn.bv_val, 0 );
 146                         return( -1 );
 147                 }
 148
 149                 *ep = e;
 150                 ep = &mp->mp_next;
 151         }
 152
 153         monitor_cache_release( mi, e_overlay );
 154
 155         return( 0 );
 156 }
 157