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

   1 /* operation.c - deal with operation subsystem */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2001-2006 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 #include "lber_pvt.h"
  30
  31 struct monitor_ops_t {
  32         struct berval   rdn;
  33         struct berval   nrdn;
  34 } monitor_op[] = {
  35         { BER_BVC( "cn=Bind" ),         BER_BVNULL },
  36         { BER_BVC( "cn=Unbind" ),       BER_BVNULL },
  37         { BER_BVC( "cn=Add" ),          BER_BVNULL },
  38         { BER_BVC( "cn=Delete" ),       BER_BVNULL },
  39         { BER_BVC( "cn=Modrdn" ),       BER_BVNULL },
  40         { BER_BVC( "cn=Modify" ),       BER_BVNULL },
  41         { BER_BVC( "cn=Compare" ),      BER_BVNULL },
  42         { BER_BVC( "cn=Search" ),       BER_BVNULL },
  43         { BER_BVC( "cn=Abandon" ),      BER_BVNULL },
  44         { BER_BVC( "cn=Extended" ),     BER_BVNULL },
  45         { BER_BVNULL,                   BER_BVNULL }
  46 };
  47
  48 static int
  49 monitor_subsys_ops_destroy(
  50         BackendDB               *be,
  51         monitor_subsys_t        *ms );
  52
  53 static int
  54 monitor_subsys_ops_update(
  55         Operation               *op,
  56         SlapReply               *rs,
  57         Entry                   *e );
  58
  59 int
  60 monitor_subsys_ops_init(
  61         BackendDB               *be,
  62         monitor_subsys_t        *ms )
  63 {
  64         monitor_info_t  *mi;
  65
  66         Entry           *e_op, **ep;
  67         monitor_entry_t *mp;
  68         char            buf[ BACKMONITOR_BUFSIZE ];
  69         int             i;
  70         struct berval   bv_zero = BER_BVC( "0" );
  71
  72         assert( be != NULL );
  73
  74         ms->mss_destroy = monitor_subsys_ops_destroy;
  75         ms->mss_update = monitor_subsys_ops_update;
  76
  77         mi = ( monitor_info_t * )be->be_private;
  78
  79         if ( monitor_cache_get( mi,
  80                         &ms->mss_ndn, &e_op ) )
  81         {
  82                 Debug( LDAP_DEBUG_ANY,
  83                         "monitor_subsys_ops_init: "
  84                         "unable to get entry \"%s\"\n",
  85                         ms->mss_ndn.bv_val,
  86                         0, 0 );
  87                 return( -1 );
  88         }
  89
  90         attr_merge_one( e_op, mi->mi_ad_monitorOpInitiated, &bv_zero, &bv_zero );
  91         attr_merge_one( e_op, mi->mi_ad_monitorOpCompleted, &bv_zero, &bv_zero );
  92
  93         mp = ( monitor_entry_t * )e_op->e_private;
  94         mp->mp_children = NULL;
  95         ep = &mp->mp_children;
  96
  97         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
  98                 struct berval   rdn;
  99                 Entry           *e;
 100                 struct berval bv;
 101
 102                 /*
 103                  * Initiated ops
 104                  */
 105                 e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, &monitor_op[i].rdn,
 106                         mi->mi_oc_monitorOperation, mi, NULL, NULL );
 107
 108                 if ( e == NULL ) {
 109                         Debug( LDAP_DEBUG_ANY,
 110                                 "monitor_subsys_ops_init: "
 111                                 "unable to create entry \"%s,%s\"\n",
 112                                 monitor_op[ i ].rdn.bv_val,
 113                                 ms->mss_ndn.bv_val, 0 );
 114                         return( -1 );
 115                 }
 116
 117                 BER_BVSTR( &bv, "0" );
 118                 attr_merge_one( e, mi->mi_ad_monitorOpInitiated, &bv, NULL );
 119                 attr_merge_one( e, mi->mi_ad_monitorOpCompleted, &bv, NULL );
 120
 121                 /* steal normalized RDN */
 122                 dnRdn( &e->e_nname, &rdn );
 123                 ber_dupbv( &monitor_op[ i ].nrdn, &rdn );
 124
 125                 mp = monitor_entrypriv_create();
 126                 if ( mp == NULL ) {
 127                         return -1;
 128                 }
 129                 e->e_private = ( void * )mp;
 130                 mp->mp_info = ms;
 131                 mp->mp_flags = ms->mss_flags \
 132                         | MONITOR_F_SUB | MONITOR_F_PERSISTENT;
 133
 134                 if ( monitor_cache_add( mi, e ) ) {
 135                         Debug( LDAP_DEBUG_ANY,
 136                                 "monitor_subsys_ops_init: "
 137                                 "unable to add entry \"%s,%s\"\n",
 138                                 monitor_op[ i ].rdn.bv_val,
 139                                 ms->mss_ndn.bv_val, 0 );
 140                         return( -1 );
 141                 }
 142
 143                 *ep = e;
 144                 ep = &mp->mp_next;
 145         }
 146
 147         monitor_cache_release( mi, e_op );
 148
 149         return( 0 );
 150 }
 151
 152 static int
 153 monitor_subsys_ops_destroy(
 154         BackendDB               *be,
 155         monitor_subsys_t        *ms )
 156 {
 157         int             i;
 158
 159         for ( i = 0; i < SLAP_OP_LAST; i++ ) {
 160                 if ( !BER_BVISNULL( &monitor_op[ i ].nrdn ) ) {
 161                         ch_free( monitor_op[ i ].nrdn.bv_val );
 162                 }
 163         }
 164
 165         return 0;
 166 }
 167
 168 static int
 169 monitor_subsys_ops_update(
 170         Operation               *op,
 171         SlapReply               *rs,
 172         Entry                   *e )
 173 {
 174         monitor_info_t          *mi = ( monitor_info_t * )op->o_bd->be_private;
 175
 176         ldap_pvt_mp_t           nInitiated = LDAP_PVT_MP_INIT,
 177                                 nCompleted = LDAP_PVT_MP_INIT;
 178         struct berval           rdn;
 179         int                     i;
 180         Attribute               *a;
 181         static struct berval    bv_ops = BER_BVC( "cn=operations" );
 182
 183         assert( mi != NULL );
 184         assert( e != NULL );
 185
 186         dnRdn( &e->e_nname, &rdn );
 187
 188         if ( dn_match( &rdn, &bv_ops ) ) {
 189                 ldap_pvt_mp_init( nInitiated );
 190                 ldap_pvt_mp_init( nCompleted );
 191
 192                 ldap_pvt_thread_mutex_lock( &slap_counters.sc_ops_mutex );
 193                 for ( i = 0; i < SLAP_OP_LAST; i++ ) {
 194                         ldap_pvt_mp_add( nInitiated, slap_counters.sc_ops_initiated_[ i ] );
 195                         ldap_pvt_mp_add( nCompleted, slap_counters.sc_ops_completed_[ i ] );
 196                 }
 197                 ldap_pvt_thread_mutex_unlock( &slap_counters.sc_ops_mutex );
 198
 199         } else {
 200                 for ( i = 0; i < SLAP_OP_LAST; i++ ) {
 201                         if ( dn_match( &rdn, &monitor_op[ i ].nrdn ) )
 202                         {
 203                                 ldap_pvt_thread_mutex_lock( &slap_counters.sc_ops_mutex );
 204                                 ldap_pvt_mp_init_set( nInitiated, slap_counters.sc_ops_initiated_[ i ] );
 205                                 ldap_pvt_mp_init_set( nCompleted, slap_counters.sc_ops_completed_[ i ] );
 206                                 ldap_pvt_thread_mutex_unlock( &slap_counters.sc_ops_mutex );
 207                                 break;
 208                         }
 209                 }
 210
 211                 if ( i == SLAP_OP_LAST ) {
 212                         /* not found ... */
 213                         return( 0 );
 214                 }
 215         }
 216
 217         a = attr_find( e->e_attrs, mi->mi_ad_monitorOpInitiated );
 218         assert ( a != NULL );
 219
 220         /* NOTE: no minus sign is allowed in the counters... */
 221         UI2BV( &a->a_vals[ 0 ], nInitiated );
 222         ldap_pvt_mp_clear( nInitiated );
 223
 224         a = attr_find( e->e_attrs, mi->mi_ad_monitorOpCompleted );
 225         assert ( a != NULL );
 226
 227         /* NOTE: no minus sign is allowed in the counters... */
 228         UI2BV( &a->a_vals[ 0 ], nCompleted );
 229         ldap_pvt_mp_clear( nCompleted );
 230
 231         /* FIXME: touch modifyTimestamp? */
 232
 233         return SLAP_CB_CONTINUE;
 234 }
 235