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

   1 /* sent.c - deal with data sent subsystem */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2001-2005 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 #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 static int
  31 monitor_subsys_sent_destroy(
  32         BackendDB               *be,
  33         monitor_subsys_t        *ms );
  34
  35 static int
  36 monitor_subsys_sent_update(
  37         Operation               *op,
  38         SlapReply               *rs,
  39         Entry                   *e );
  40
  41 enum {
  42         MONITOR_SENT_BYTES = 0,
  43         MONITOR_SENT_PDU,
  44         MONITOR_SENT_ENTRIES,
  45         MONITOR_SENT_REFERRALS,
  46
  47         MONITOR_SENT_LAST
  48 };
  49
  50 struct monitor_sent_t {
  51         struct berval   rdn;
  52         struct berval   nrdn;
  53 } monitor_sent[] = {
  54         { BER_BVC("cn=Bytes"),          BER_BVNULL },
  55         { BER_BVC("cn=PDU"),            BER_BVNULL },
  56         { BER_BVC("cn=Entries"),        BER_BVNULL },
  57         { BER_BVC("cn=Referrals"),      BER_BVNULL },
  58         { BER_BVNULL,                   BER_BVNULL }
  59 };
  60
  61 int
  62 monitor_subsys_sent_init(
  63         BackendDB               *be,
  64         monitor_subsys_t        *ms )
  65 {
  66         monitor_info_t  *mi;
  67
  68         Entry           **ep, *e_sent;
  69         monitor_entry_t *mp;
  70         int                     i;
  71
  72         assert( be != NULL );
  73
  74         ms->mss_destroy = monitor_subsys_sent_destroy;
  75         ms->mss_update = monitor_subsys_sent_update;
  76
  77         mi = ( monitor_info_t * )be->be_private;
  78
  79         if ( monitor_cache_get( mi, &ms->mss_ndn, &e_sent ) ) {
  80                 Debug( LDAP_DEBUG_ANY,
  81                         "monitor_subsys_sent_init: "
  82                         "unable to get entry \"%s\"\n",
  83                         ms->mss_ndn.bv_val, 0, 0 );
  84                 return( -1 );
  85         }
  86
  87         mp = ( monitor_entry_t * )e_sent->e_private;
  88         mp->mp_children = NULL;
  89         ep = &mp->mp_children;
  90
  91         for ( i = 0; i < MONITOR_SENT_LAST; i++ ) {
  92                 char                    buf[ BACKMONITOR_BUFSIZE ];
  93                 struct berval           nrdn, bv;
  94                 Entry                   *e;
  95
  96                 snprintf( buf, sizeof( buf ),
  97                                 "dn: %s,%s\n"
  98                                 "objectClass: %s\n"
  99                                 "structuralObjectClass: %s\n"
 100                                 "cn: %s\n"
 101                                 "creatorsName: %s\n"
 102                                 "modifiersName: %s\n"
 103                                 "createTimestamp: %s\n"
 104                                 "modifyTimestamp: %s\n",
 105                                 monitor_sent[ i ].rdn.bv_val,
 106                                 ms->mss_dn.bv_val,
 107                                 mi->mi_oc_monitorCounterObject->soc_cname.bv_val,
 108                                 mi->mi_oc_monitorCounterObject->soc_cname.bv_val,
 109                                 &monitor_sent[ i ].rdn.bv_val[ STRLENOF( "cn=" ) ],
 110                                 mi->mi_creatorsName.bv_val,
 111                                 mi->mi_creatorsName.bv_val,
 112                                 mi->mi_startTime.bv_val,
 113                                 mi->mi_startTime.bv_val );
 114
 115                 e = str2entry( buf );
 116                 if ( e == NULL ) {
 117                         Debug( LDAP_DEBUG_ANY,
 118                                 "monitor_subsys_sent_init: "
 119                                 "unable to create entry \"%s,%s\"\n",
 120                                 monitor_sent[ i ].rdn.bv_val,
 121                                 ms->mss_ndn.bv_val, 0 );
 122                         return( -1 );
 123                 }
 124
 125                 /* steal normalized RDN */
 126                 dnRdn( &e->e_nname, &nrdn );
 127                 ber_dupbv( &monitor_sent[ i ].nrdn, &nrdn );
 128
 129                 BER_BVSTR( &bv, "0" );
 130                 attr_merge_one( e, mi->mi_ad_monitorCounter, &bv, &bv );
 131
 132                 mp = monitor_entrypriv_create();
 133                 if ( mp == NULL ) {
 134                         return -1;
 135                 }
 136                 e->e_private = ( void * )mp;
 137                 mp->mp_info = ms;
 138                 mp->mp_flags = ms->mss_flags \
 139                         | MONITOR_F_SUB | MONITOR_F_PERSISTENT;
 140
 141                 if ( monitor_cache_add( mi, e ) ) {
 142                         Debug( LDAP_DEBUG_ANY,
 143                                 "monitor_subsys_sent_init: "
 144                                 "unable to add entry \"%s,%s\"\n",
 145                                 monitor_sent[ i ].rdn.bv_val,
 146                                 ms->mss_ndn.bv_val, 0 );
 147                         return( -1 );
 148                 }
 149
 150                 *ep = e;
 151                 ep = &mp->mp_next;
 152         }
 153
 154         monitor_cache_release( mi, e_sent );
 155
 156         return( 0 );
 157 }
 158
 159 static int
 160 monitor_subsys_sent_destroy(
 161         BackendDB               *be,
 162         monitor_subsys_t        *ms )
 163 {
 164         int             i;
 165
 166         for ( i = 0; i < MONITOR_SENT_LAST; i++ ) {
 167                 if ( !BER_BVISNULL( &monitor_sent[ i ].nrdn ) ) {
 168                         ch_free( monitor_sent[ i ].nrdn.bv_val );
 169                 }
 170         }
 171
 172         return 0;
 173 }
 174
 175 static int
 176 monitor_subsys_sent_update(
 177         Operation               *op,
 178         SlapReply               *rs,
 179         Entry                   *e )
 180 {
 181         monitor_info_t  *mi = ( monitor_info_t *)op->o_bd->be_private;
 182
 183         struct berval           nrdn;
 184         ldap_pvt_mp_t           n;
 185         Attribute               *a;
 186         int                     i;
 187
 188         assert( mi != NULL );
 189         assert( e != NULL );
 190
 191         dnRdn( &e->e_nname, &nrdn );
 192
 193         for ( i = 0; i < MONITOR_SENT_LAST; i++ ) {
 194                 if ( dn_match( &nrdn, &monitor_sent[ i ].nrdn ) ) {
 195                         break;
 196                 }
 197         }
 198
 199         if ( i == MONITOR_SENT_LAST ) {
 200                 return SLAP_CB_CONTINUE;
 201         }
 202
 203         ldap_pvt_thread_mutex_lock(&slap_counters.sc_sent_mutex);
 204         switch ( i ) {
 205         case MONITOR_SENT_ENTRIES:
 206                 ldap_pvt_mp_init_set( n, slap_counters.sc_entries );
 207                 break;
 208
 209         case MONITOR_SENT_REFERRALS:
 210                 ldap_pvt_mp_init_set( n, slap_counters.sc_refs );
 211                 break;
 212
 213         case MONITOR_SENT_PDU:
 214                 ldap_pvt_mp_init_set( n, slap_counters.sc_pdu );
 215                 break;
 216
 217         case MONITOR_SENT_BYTES:
 218                 ldap_pvt_mp_init_set( n, slap_counters.sc_bytes );
 219                 break;
 220
 221         default:
 222                 assert(0);
 223         }
 224         ldap_pvt_thread_mutex_unlock(&slap_counters.sc_sent_mutex);
 225
 226         a = attr_find( e->e_attrs, mi->mi_ad_monitorCounter );
 227         assert( a != NULL );
 228
 229         /* NOTE: no minus sign is allowed in the counters... */
 230         UI2BV( &a->a_vals[ 0 ], n );
 231         ldap_pvt_mp_clear( n );
 232
 233         /* FIXME: touch modifyTimestamp? */
 234
 235         return SLAP_CB_CONTINUE;
 236 }
 237