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 1998-2003 The OpenLDAP Foundation.
   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 /* This is an altered version */
  21 /*
  22  * Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
  23  *
  24  * This work has beed deveolped for the OpenLDAP Foundation
  25  * in the hope that it may be useful to the Open Source community,
  26  * but WITHOUT ANY WARRANTY.
  27  *
  28  * Permission is granted to anyone to use this software for any purpose
  29  * on any computer system, and to alter it and redistribute it, subject
  30  * to the following restrictions:
  31  *
  32  * 1. The author and SysNet s.n.c. are not responsible for the consequences
  33  *    of use of this software, no matter how awful, even if they arise from
  34  *    flaws in it.
  35  *
  36  * 2. The origin of this software must not be misrepresented, either by
  37  *    explicit claim or by omission.  Since few users ever read sources,
  38  *    credits should appear in the documentation.
  39  *
  40  * 3. Altered versions must be plainly marked as such, and must not be
  41  *    misrepresented as being the original software.  Since few users
  42  *    ever read sources, credits should appear in the documentation.
  43  *    SysNet s.n.c. cannot be responsible for the consequences of the
  44  *    alterations.
  45  *
  46  * 4. This notice may not be removed or altered.
  47  */
  48
  49
  50 #include "portable.h"
  51
  52 #include <stdio.h>
  53 #include <ac/string.h>
  54
  55 #include "slap.h"
  56 #include "back-monitor.h"
  57
  58 /*
  59  * initializes backend subentries
  60  */
  61 int
  62 monitor_subsys_backend_init(
  63         BackendDB       *be
  64 )
  65 {
  66         struct monitorinfo      *mi;
  67         Entry                   *e, *e_backend, *e_tmp;
  68         int                     i;
  69         struct monitorentrypriv *mp;
  70
  71         mi = ( struct monitorinfo * )be->be_private;
  72
  73         if ( monitor_cache_get( mi,
  74                                 &monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn,
  75                                 &e_backend ) ) {
  76 #ifdef NEW_LOGGING
  77                 LDAP_LOG( OPERATION, CRIT,
  78                         "monitor_subsys_backend_init: "
  79                         "unable to get entry '%s'\n",
  80                         monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val, 0, 0 );
  81 #else
  82                 Debug( LDAP_DEBUG_ANY,
  83                         "monitor_subsys_backend_init: "
  84                         "unable to get entry '%s'\n%s%s",
  85                         monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val,
  86                         "", "" );
  87 #endif
  88                 return( -1 );
  89         }
  90
  91         e_tmp = NULL;
  92         for ( i = nBackendInfo; i--; ) {
  93                 char            buf[ BACKMONITOR_BUFSIZE ];
  94                 BackendInfo     *bi;
  95                 struct berval   bv;
  96                 int             j;
  97
  98                 bi = &backendInfo[i];
  99
 100                 snprintf( buf, sizeof( buf ),
 101                                 "dn: cn=Backend %d,%s\n"
 102                                 "objectClass: %s\n"
 103                                 "structuralObjectClass: %s\n"
 104                                 "cn: Backend %d\n"
 105                                 "createTimestamp: %s\n"
 106                                 "modifyTimestamp: %s\n",
 107                                 i,
 108                                 monitor_subsys[SLAPD_MONITOR_BACKEND].mss_dn.bv_val,
 109                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
 110                                 mi->mi_oc_monitoredObject->soc_cname.bv_val,
 111                                 i,
 112                                 mi->mi_startTime.bv_val,
 113                                 mi->mi_startTime.bv_val );
 114
 115                 e = str2entry( buf );
 116                 if ( e == NULL ) {
 117 #ifdef NEW_LOGGING
 118                         LDAP_LOG( OPERATION, CRIT,
 119                                 "monitor_subsys_backend_init: "
 120                                 "unable to create entry 'cn=Backend %d,%s'\n",
 121                                 i, monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val, 0 );
 122 #else
 123                         Debug( LDAP_DEBUG_ANY,
 124                                 "monitor_subsys_backend_init: "
 125                                 "unable to create entry 'cn=Backend %d,%s'\n%s",
 126                                 i,
 127                                 monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val,
 128                                 "" );
 129 #endif
 130                         return( -1 );
 131                 }
 132
 133                 bv.bv_val = bi->bi_type;
 134                 bv.bv_len = strlen( bv.bv_val );
 135
 136                 attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo,
 137                                 &bv, NULL );
 138                 attr_merge_normalize_one( e_backend, mi->mi_ad_monitoredInfo,
 139                                 &bv, NULL );
 140
 141                 if ( bi->bi_controls ) {
 142                         int j;
 143
 144                         for ( j = 0; bi->bi_controls[ j ]; j++ ) {
 145                                 bv.bv_val = bi->bi_controls[ j ];
 146                                 bv.bv_len = strlen( bv.bv_val );
 147                                 attr_merge_one( e, slap_schema.si_ad_supportedControl, &bv, NULL );
 148                         }
 149                 }
 150
 151                 for ( j = 0; j < nBackendDB; j++ ) {
 152                         BackendDB       *be = &backendDB[j];
 153                         char            buf[ SLAP_LDAPDN_MAXLEN ];
 154                         struct berval   dn;
 155
 156                         if ( be->bd_info != bi ) {
 157                                 continue;
 158                         }
 159
 160                         snprintf( buf, sizeof( buf ), "cn=Database %d,%s",
 161                                         j, monitor_subsys[SLAPD_MONITOR_DATABASE].mss_dn.bv_val );
 162                         dn.bv_val = buf;
 163                         dn.bv_len = strlen( buf );
 164
 165                         attr_merge_normalize_one( e, mi->mi_ad_seeAlso,
 166                                         &dn, NULL );
 167                 }
 168
 169                 mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
 170                 e->e_private = ( void * )mp;
 171                 mp->mp_next = e_tmp;
 172                 mp->mp_children = NULL;
 173                 mp->mp_info = &monitor_subsys[SLAPD_MONITOR_BACKEND];
 174                 mp->mp_flags = monitor_subsys[SLAPD_MONITOR_BACKEND].mss_flags
 175                         | MONITOR_F_SUB;
 176
 177                 if ( monitor_cache_add( mi, e ) ) {
 178 #ifdef NEW_LOGGING
 179                         LDAP_LOG( OPERATION, CRIT,
 180                                 "monitor_subsys_backend_init: "
 181                                 "unable to add entry 'cn=Backend %d,%s'\n",
 182                                 i, monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val, 0 );
 183 #else
 184                         Debug( LDAP_DEBUG_ANY,
 185                                 "monitor_subsys_backend_init: "
 186                                 "unable to add entry 'cn=Backend %d,%s'\n%s",
 187                                 i,
 188                                 monitor_subsys[SLAPD_MONITOR_BACKEND].mss_ndn.bv_val,
 189                                 "" );
 190 #endif
 191                         return( -1 );
 192                 }
 193
 194                 e_tmp = e;
 195         }
 196
 197         mp = ( struct monitorentrypriv * )e_backend->e_private;
 198         mp->mp_children = e_tmp;
 199
 200         monitor_cache_release( mi, e_backend );
 201
 202         return( 0 );
 203 }
 204