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         monitorsubsys   *ms
  37 )
  38 {
  39         struct monitorinfo      *mi;
  40         Entry                   *e_overlay, **ep;
  41         int                     i;
  42         struct monitorentrypriv *mp;
  43         slap_overinst           *on;
  44         monitorsubsys           *ms_database;
  45
  46         mi = ( struct monitorinfo * )be->be_private;
  47
  48         ms_database = monitor_back_get_subsys( SLAPD_MONITOR_DATABASE_NAME );
  49         if ( ms_database == NULL ) {
  50                 Debug( LDAP_DEBUG_ANY,
  51                         "monitor_subsys_backend_init: "
  52                         "unable to get "
  53                         "\"" SLAPD_MONITOR_DATABASE_NAME "\" "
  54                         "subsystem\n",
  55                         0, 0, 0 );
  56                 return -1;
  57         }
  58
  59         if ( monitor_cache_get( mi,
  60                                 &ms->mss_ndn,
  61                                 &e_overlay ) )
  62         {
  63                 Debug( LDAP_DEBUG_ANY,
  64                         "monitor_subsys_overlay_init: "
  65                         "unable to get entry \"%s\"\n",
  66                         ms->mss_ndn.bv_val, 0, 0 );
  67                 return( -1 );
  68         }
  69
  70         mp = ( struct monitorentrypriv * )e_overlay->e_private;
  71         mp->mp_children = NULL;
  72         ep = &mp->mp_children;
  73
  74         for ( on = overlay_next( NULL ), i = 0; on; on = overlay_next( on ), i++ ) {
  75                 char            buf[ BACKMONITOR_BUFSIZE ];
  76                 struct berval   bv;
  77                 int             j;
  78                 Entry           *e;
  79
  80                 snprintf( buf, sizeof( buf ),
  81                                 "dn: cn=Overlay %d,%s\n"
  82                                 "objectClass: %s\n"
  83                                 "structuralObjectClass: %s\n"
  84                                 "cn: Overlay %d\n"
  85                                 "creatorsName: %s\n"
  86                                 "modifiersName: %s\n"
  87                                 "createTimestamp: %s\n"
  88                                 "modifyTimestamp: %s\n",
  89                                 i,
  90                                 ms->mss_dn.bv_val,
  91                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
  92                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
  93                                 i,
  94                                 mi->mi_creatorsName.bv_val,
  95                                 mi->mi_creatorsName.bv_val,
  96                                 mi->mi_startTime.bv_val,
  97                                 mi->mi_startTime.bv_val );
  98
  99                 e = str2entry( buf );
 100                 if ( e == NULL ) {
 101                         Debug( LDAP_DEBUG_ANY,
 102                                 "monitor_subsys_overlay_init: "
 103                                 "unable to create entry \"cn=Overlay %d,%s\"\n",
 104                                 i, ms->mss_ndn.bv_val, 0 );
 105                         return( -1 );
 106                 }
 107
 108                 bv.bv_val = on->on_bi.bi_type;
 109                 bv.bv_len = strlen( bv.bv_val );
 110
 111                 attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo,
 112                                 &bv, NULL );
 113                 attr_merge_normalize_one( e_overlay, mi->mi_ad_monitoredInfo,
 114                                 &bv, NULL );
 115
 116                 for ( j = 0; j < nBackendDB; j++ ) {
 117                         BackendDB       *be = &backendDB[ j ];
 118                         char            buf[ SLAP_LDAPDN_MAXLEN ];
 119                         struct berval   dn;
 120                         slap_overinst   *on2;
 121
 122                         if ( strcmp( be->bd_info->bi_type, "over" ) != 0 ) {
 123                                 continue;
 124                         }
 125
 126                         on2 = ((slap_overinfo *)be->bd_info->bi_private)->oi_list;
 127                         for ( ; on2; on2 = on2->on_next ) {
 128                                 if ( on2->on_bi.bi_type == on->on_bi.bi_type ) {
 129                                         break;
 130                                 }
 131                         }
 132
 133                         if ( on2 == NULL ) {
 134                                 continue;
 135                         }
 136
 137                         snprintf( buf, sizeof( buf ), "cn=Database %d,%s",
 138                                         j, ms_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 = monitor_entrypriv_create();
 147                 if ( mp == NULL ) {
 148                         return -1;
 149                 }
 150                 e->e_private = ( void * )mp;
 151                 mp->mp_info = ms;
 152                 mp->mp_flags = ms->mss_flags
 153                         | MONITOR_F_SUB;
 154
 155                 if ( monitor_cache_add( mi, e ) ) {
 156                         Debug( LDAP_DEBUG_ANY,
 157                                 "monitor_subsys_overlay_init: "
 158                                 "unable to add entry \"cn=Overlay %d,%s\"\n",
 159                                 i, ms->mss_ndn.bv_val, 0 );
 160                         return( -1 );
 161                 }
 162
 163                 *ep = e;
 164                 ep = &mp->mp_next;
 165         }
 166
 167         monitor_cache_release( mi, e_overlay );
 168
 169         return( 0 );
 170 }
 171