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

   1 /* time.c - deal with time subsystem */
   2 /*
   3  * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
   4  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   5  */
   6 /*
   7  * Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
   8  *
   9  * This work has beed deveolped for the OpenLDAP Foundation
  10  * in the hope that it may be useful to the Open Source community,
  11  * but WITHOUT ANY WARRANTY.
  12  *
  13  * Permission is granted to anyone to use this software for any purpose
  14  * on any computer system, and to alter it and redistribute it, subject
  15  * to the following restrictions:
  16  *
  17  * 1. The author and SysNet s.n.c. are not responsible for the consequences
  18  *    of use of this software, no matter how awful, even if they arise from
  19  *    flaws in it.
  20  *
  21  * 2. The origin of this software must not be misrepresented, either by
  22  *    explicit claim or by omission.  Since few users ever read sources,
  23  *    credits should appear in the documentation.
  24  *
  25  * 3. Altered versions must be plainly marked as such, and must not be
  26  *    misrepresented as being the original software.  Since few users
  27  *    ever read sources, credits should appear in the documentation.
  28  *    SysNet s.n.c. cannot be responsible for the consequences of the
  29  *    alterations.
  30  *
  31  * 4. This notice may not be removed or altered.
  32  */
  33
  34 #include "portable.h"
  35
  36 #include <stdio.h>
  37 #include <ac/string.h>
  38 #include <ac/time.h>
  39
  40
  41 #include "slap.h"
  42 #include <lutil.h>
  43 #include "proto-slap.h"
  44 #include "back-monitor.h"
  45
  46 int
  47 monitor_subsys_time_init(
  48         BackendDB               *be
  49 )
  50 {
  51         struct monitorinfo      *mi;
  52
  53         Entry                   *e, *e_tmp, *e_time;
  54         struct monitorentrypriv *mp;
  55         char                    buf[ BACKMONITOR_BUFSIZE ];
  56
  57         assert( be != NULL );
  58
  59         mi = ( struct monitorinfo * )be->be_private;
  60
  61         if ( monitor_cache_get( mi,
  62                         &monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn, &e_time ) ) {
  63 #ifdef NEW_LOGGING
  64                 LDAP_LOG( OPERATION, CRIT,
  65                         "monitor_subsys_time_init: "
  66                         "unable to get entry '%s'\n",
  67                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val, 0, 0 );
  68 #else
  69                 Debug( LDAP_DEBUG_ANY,
  70                         "monitor_subsys_time_init: "
  71                         "unable to get entry '%s'\n%s%s",
  72                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
  73                         "", "" );
  74 #endif
  75                 return( -1 );
  76         }
  77
  78         e_tmp = NULL;
  79
  80         snprintf( buf, sizeof( buf ),
  81                         "dn: cn=Start,%s\n"
  82                         "objectClass: %s\n"
  83                         "structuralObjectClass: %s\n"
  84                         "cn: Start\n"
  85                         "%s: %s\n"
  86                         "createTimestamp: %s\n"
  87                         "modifyTimestamp: %s\n",
  88                         monitor_subsys[SLAPD_MONITOR_TIME].mss_dn.bv_val,
  89                         mi->mi_oc_monitoredObject->soc_cname.bv_val,
  90                         mi->mi_oc_monitoredObject->soc_cname.bv_val,
  91                         mi->mi_ad_monitorTimestamp->ad_cname.bv_val,
  92                         mi->mi_startTime.bv_val,
  93                         mi->mi_startTime.bv_val,
  94                         mi->mi_startTime.bv_val );
  95
  96         e = str2entry( buf );
  97         if ( e == NULL ) {
  98 #ifdef NEW_LOGGING
  99                 LDAP_LOG( OPERATION, CRIT,
 100                         "monitor_subsys_time_init: "
 101                         "unable to create entry 'cn=Start,%s'\n",
 102                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val, 0, 0 );
 103 #else
 104                 Debug( LDAP_DEBUG_ANY,
 105                         "monitor_subsys_time_init: "
 106                         "unable to create entry 'cn=Start,%s'\n%s%s",
 107                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
 108                         "", "" );
 109 #endif
 110                 return( -1 );
 111         }
 112
 113         mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
 114         e->e_private = ( void * )mp;
 115         mp->mp_next = e_tmp;
 116         mp->mp_children = NULL;
 117         mp->mp_info = &monitor_subsys[SLAPD_MONITOR_TIME];
 118         mp->mp_flags = monitor_subsys[SLAPD_MONITOR_TIME].mss_flags \
 119                 | MONITOR_F_SUB | MONITOR_F_PERSISTENT;
 120
 121         if ( monitor_cache_add( mi, e ) ) {
 122 #ifdef NEW_LOGGING
 123                 LDAP_LOG( OPERATION, CRIT,
 124                         "monitor_subsys_time_init: "
 125                         "unable to add entry 'cn=Start,%s'\n",
 126                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val, 0, 0 );
 127 #else
 128                 Debug( LDAP_DEBUG_ANY,
 129                         "monitor_subsys_time_init: "
 130                         "unable to add entry 'cn=Start,%s'\n%s%s",
 131                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
 132                         "", "" );
 133 #endif
 134                 return( -1 );
 135         }
 136
 137         e_tmp = e;
 138
 139         /*
 140          * Current
 141          */
 142         snprintf( buf, sizeof( buf ),
 143                         "dn: cn=Current,%s\n"
 144                         "objectClass: %s\n"
 145                         "structuralObjectClass: %s\n"
 146                         "cn: Current\n"
 147                         "%s: %s\n"
 148                         "createTimestamp: %s\n"
 149                         "modifyTimestamp: %s\n",
 150                         monitor_subsys[SLAPD_MONITOR_TIME].mss_dn.bv_val,
 151                         mi->mi_oc_monitoredObject->soc_cname.bv_val,
 152                         mi->mi_oc_monitoredObject->soc_cname.bv_val,
 153                         mi->mi_ad_monitorTimestamp->ad_cname.bv_val,
 154                         mi->mi_startTime.bv_val,
 155                         mi->mi_startTime.bv_val,
 156                         mi->mi_startTime.bv_val );
 157
 158         e = str2entry( buf );
 159         if ( e == NULL ) {
 160 #ifdef NEW_LOGGING
 161                 LDAP_LOG( OPERATION, CRIT,
 162                         "monitor_subsys_time_init: "
 163                         "unable to create entry 'cn=Current,%s'\n",
 164                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val, 0, 0 );
 165 #else
 166                 Debug( LDAP_DEBUG_ANY,
 167                         "monitor_subsys_time_init: "
 168                         "unable to create entry 'cn=Current,%s'\n%s%s",
 169                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
 170                         "", "" );
 171 #endif
 172                 return( -1 );
 173         }
 174
 175         mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
 176         e->e_private = ( void * )mp;
 177         mp->mp_next = e_tmp;
 178         mp->mp_children = NULL;
 179         mp->mp_info = &monitor_subsys[SLAPD_MONITOR_TIME];
 180         mp->mp_flags = monitor_subsys[SLAPD_MONITOR_TIME].mss_flags \
 181                 | MONITOR_F_SUB | MONITOR_F_PERSISTENT;
 182
 183         if ( monitor_cache_add( mi, e ) ) {
 184 #ifdef NEW_LOGGING
 185                 LDAP_LOG( OPERATION, CRIT,
 186                         "monitor_subsys_time_init: "
 187                         "unable to add entry 'cn=Current,%s'\n",
 188                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val, 0, 0 );
 189 #else
 190                 Debug( LDAP_DEBUG_ANY,
 191                         "monitor_subsys_time_init: "
 192                         "unable to add entry 'cn=Current,%s'\n%s%s",
 193                         monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
 194                         "", "" );
 195 #endif
 196                 return( -1 );
 197         }
 198
 199         e_tmp = e;
 200
 201         mp = ( struct monitorentrypriv * )e_time->e_private;
 202         mp->mp_children = e_tmp;
 203
 204         monitor_cache_release( mi, e_time );
 205
 206         return( 0 );
 207 }
 208
 209 int
 210 monitor_subsys_time_update(
 211         Operation               *op,
 212         Entry                   *e
 213 )
 214 {
 215         struct monitorinfo *mi = (struct monitorinfo *)op->o_bd->be_private;
 216
 217         assert( mi );
 218         assert( e );
 219
 220         if ( strncmp( e->e_nname.bv_val, "cn=current",
 221                                 sizeof("cn=current") - 1 ) == 0 ) {
 222                 struct tm       *tm;
 223                 char            tmbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
 224                 Attribute       *a;
 225                 ber_len_t       len;
 226                 time_t          currtime;
 227
 228                 currtime = slap_get_time();
 229
 230                 ldap_pvt_thread_mutex_lock( &gmtime_mutex );
 231 #ifdef HACK_LOCAL_TIME
 232                 tm = localtime( &currtime );
 233                 lutil_localtime( tmbuf, sizeof( tmbuf ), tm, -timezone );
 234 #else /* !HACK_LOCAL_TIME */
 235                 tm = gmtime( &currtime );
 236                 lutil_gentime( tmbuf, sizeof( tmbuf ), tm );
 237 #endif /* !HACK_LOCAL_TIME */
 238                 ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
 239
 240                 len = strlen( tmbuf );
 241
 242                 a = attr_find( e->e_attrs, mi->mi_ad_monitorTimestamp );
 243                 if ( a == NULL ) {
 244                         return( -1 );
 245                 }
 246
 247                 assert( len == a->a_vals[0].bv_len );
 248                 AC_MEMCPY( a->a_vals[0].bv_val, tmbuf, len );
 249         }
 250
 251         return( 0 );
 252 }
 253