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Diffstat (limited to 'servers/slapd/back-monitor/time.c')
| -rw-r--r-- | servers/slapd/back-monitor/time.c | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/servers/slapd/back-monitor/time.c b/servers/slapd/back-monitor/time.c new file mode 100644 index 0000000..e0ea7c6 --- /dev/null +++ b/servers/slapd/back-monitor/time.c @@ -0,0 +1,247 @@ +/* time.c - deal with time subsystem */ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 2001-2022 The OpenLDAP Foundation. + * Portions Copyright 2001-2003 Pierangelo Masarati. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted only as authorized by the OpenLDAP + * Public License. + * + * A copy of this license is available in file LICENSE in the + * top-level directory of the distribution or, alternatively, at + * <http://www.OpenLDAP.org/license.html>. + */ +/* ACKNOWLEDGEMENTS: + * This work was initially developed by Pierangelo Masarati for inclusion + * in OpenLDAP Software. + */ + +#include "portable.h" + +#include <stdio.h> +#include <ac/string.h> +#include <ac/time.h> + + +#include "slap.h" +#include <lutil.h> +#include "proto-slap.h" +#include "back-monitor.h" + +static int +monitor_subsys_time_update( + Operation *op, + SlapReply *rs, + Entry *e ); + +int +monitor_subsys_time_init( + BackendDB *be, + monitor_subsys_t *ms ) +{ + monitor_info_t *mi; + + Entry *e, **ep, *e_time; + monitor_entry_t *mp; + struct berval bv, value; + + assert( be != NULL ); + + ms->mss_update = monitor_subsys_time_update; + + mi = ( monitor_info_t * )be->be_private; + + if ( monitor_cache_get( mi, + &ms->mss_ndn, &e_time ) ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_time_init: " + "unable to get entry \"%s\"\n", + ms->mss_ndn.bv_val ); + return( -1 ); + } + + mp = ( monitor_entry_t * )e_time->e_private; + mp->mp_children = NULL; + ep = &mp->mp_children; + + BER_BVSTR( &bv, "cn=Start" ); + e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, &bv, + mi->mi_oc_monitoredObject, NULL, NULL ); + if ( e == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_time_init: " + "unable to create entry \"%s,%s\"\n", + bv.bv_val, ms->mss_ndn.bv_val ); + return( -1 ); + } + attr_merge_normalize_one( e, mi->mi_ad_monitorTimestamp, + &mi->mi_startTime, NULL ); + + mp = monitor_entrypriv_create(); + if ( mp == NULL ) { + return -1; + } + e->e_private = ( void * )mp; + mp->mp_info = ms; + mp->mp_flags = ms->mss_flags \ + | MONITOR_F_SUB | MONITOR_F_PERSISTENT; + + if ( monitor_cache_add( mi, e ) ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_time_init: " + "unable to add entry \"%s,%s\"\n", + bv.bv_val, ms->mss_ndn.bv_val ); + return( -1 ); + } + + *ep = e; + ep = &mp->mp_next; + + /* + * Current + */ + BER_BVSTR( &bv, "cn=Current" ); + e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, &bv, + mi->mi_oc_monitoredObject, NULL, NULL ); + if ( e == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_time_init: " + "unable to create entry \"%s,%s\"\n", + bv.bv_val, ms->mss_ndn.bv_val ); + return( -1 ); + } + attr_merge_normalize_one( e, mi->mi_ad_monitorTimestamp, + &mi->mi_startTime, NULL ); + + mp = monitor_entrypriv_create(); + if ( mp == NULL ) { + return -1; + } + e->e_private = ( void * )mp; + mp->mp_info = ms; + mp->mp_flags = ms->mss_flags \ + | MONITOR_F_SUB | MONITOR_F_PERSISTENT; + + if ( monitor_cache_add( mi, e ) ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_time_init: " + "unable to add entry \"%s,%s\"\n", + bv.bv_val, ms->mss_ndn.bv_val ); + return( -1 ); + } + + *ep = e; + ep = &mp->mp_next; + + /* + * Uptime + */ + BER_BVSTR( &bv, "cn=Uptime" ); + e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, &bv, + mi->mi_oc_monitoredObject, NULL, NULL ); + if ( e == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_time_init: " + "unable to create entry \"%s,%s\"\n", + bv.bv_val, ms->mss_ndn.bv_val ); + return( -1 ); + } + BER_BVSTR( &value, "0" ); + attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo, + &value, NULL ); + + mp = monitor_entrypriv_create(); + if ( mp == NULL ) { + return -1; + } + e->e_private = ( void * )mp; + mp->mp_info = ms; + mp->mp_flags = ms->mss_flags \ + | MONITOR_F_SUB | MONITOR_F_PERSISTENT; + + if ( monitor_cache_add( mi, e ) ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_time_init: " + "unable to add entry \"%s,%s\"\n", + bv.bv_val, ms->mss_ndn.bv_val ); + return( -1 ); + } + + *ep = e; + ep = &mp->mp_next; + + monitor_cache_release( mi, e_time ); + + return( 0 ); +} + +static int +monitor_subsys_time_update( + Operation *op, + SlapReply *rs, + Entry *e ) +{ + monitor_info_t *mi = ( monitor_info_t * )op->o_bd->be_private; + static struct berval bv_current = BER_BVC( "cn=current" ), + bv_uptime = BER_BVC( "cn=uptime" ); + struct berval rdn; + + assert( mi != NULL ); + assert( e != NULL ); + + dnRdn( &e->e_nname, &rdn ); + + if ( dn_match( &rdn, &bv_current ) ) { + struct tm tm; + char tmbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ]; + Attribute *a; + ber_len_t len; + time_t currtime; + + currtime = slap_get_time(); + + ldap_pvt_gmtime( &currtime, &tm ); + lutil_gentime( tmbuf, sizeof( tmbuf ), &tm ); + + len = strlen( tmbuf ); + + a = attr_find( e->e_attrs, mi->mi_ad_monitorTimestamp ); + if ( a == NULL ) { + return rs->sr_err = LDAP_OTHER; + } + + assert( len == a->a_vals[ 0 ].bv_len ); + AC_MEMCPY( a->a_vals[ 0 ].bv_val, tmbuf, len ); + + /* FIXME: touch modifyTimestamp? */ + + } else if ( dn_match( &rdn, &bv_uptime ) ) { + Attribute *a; + double diff; + char buf[ BACKMONITOR_BUFSIZE ]; + struct berval bv; + + a = attr_find( e->e_attrs, mi->mi_ad_monitoredInfo ); + if ( a == NULL ) { + return rs->sr_err = LDAP_OTHER; + } + + diff = difftime( slap_get_time(), starttime ); + bv.bv_len = snprintf( buf, sizeof( buf ), "%lu", + (unsigned long) diff ); + bv.bv_val = buf; + + ber_bvreplace( &a->a_vals[ 0 ], &bv ); + if ( a->a_nvals != a->a_vals ) { + ber_bvreplace( &a->a_nvals[ 0 ], &bv ); + } + + /* FIXME: touch modifyTimestamp? */ + } + + return SLAP_CB_CONTINUE; +} + |