time.c revision 1.1.1.5
1/* $NetBSD: time.c,v 1.1.1.5 2017/02/09 01:47:03 christos Exp $ */ 2 3/* time.c - deal with time subsystem */ 4/* $OpenLDAP$ */ 5/* This work is part of OpenLDAP Software <http://www.openldap.org/>. 6 * 7 * Copyright 2001-2016 The OpenLDAP Foundation. 8 * Portions Copyright 2001-2003 Pierangelo Masarati. 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted only as authorized by the OpenLDAP 13 * Public License. 14 * 15 * A copy of this license is available in file LICENSE in the 16 * top-level directory of the distribution or, alternatively, at 17 * <http://www.OpenLDAP.org/license.html>. 18 */ 19/* ACKNOWLEDGEMENTS: 20 * This work was initially developed by Pierangelo Masarati for inclusion 21 * in OpenLDAP Software. 22 */ 23 24#include <sys/cdefs.h> 25__RCSID("$NetBSD: time.c,v 1.1.1.5 2017/02/09 01:47:03 christos Exp $"); 26 27#include "portable.h" 28 29#include <stdio.h> 30#include <ac/string.h> 31#include <ac/time.h> 32 33 34#include "slap.h" 35#include <lutil.h> 36#include "proto-slap.h" 37#include "back-monitor.h" 38 39static int 40monitor_subsys_time_update( 41 Operation *op, 42 SlapReply *rs, 43 Entry *e ); 44 45int 46monitor_subsys_time_init( 47 BackendDB *be, 48 monitor_subsys_t *ms ) 49{ 50 monitor_info_t *mi; 51 52 Entry *e, **ep, *e_time; 53 monitor_entry_t *mp; 54 struct berval bv, value; 55 56 assert( be != NULL ); 57 58 ms->mss_update = monitor_subsys_time_update; 59 60 mi = ( monitor_info_t * )be->be_private; 61 62 if ( monitor_cache_get( mi, 63 &ms->mss_ndn, &e_time ) ) { 64 Debug( LDAP_DEBUG_ANY, 65 "monitor_subsys_time_init: " 66 "unable to get entry \"%s\"\n", 67 ms->mss_ndn.bv_val, 0, 0 ); 68 return( -1 ); 69 } 70 71 mp = ( monitor_entry_t * )e_time->e_private; 72 mp->mp_children = NULL; 73 ep = &mp->mp_children; 74 75 BER_BVSTR( &bv, "cn=Start" ); 76 e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, &bv, 77 mi->mi_oc_monitoredObject, NULL, NULL ); 78 if ( e == NULL ) { 79 Debug( LDAP_DEBUG_ANY, 80 "monitor_subsys_time_init: " 81 "unable to create entry \"%s,%s\"\n", 82 bv.bv_val, ms->mss_ndn.bv_val, 0 ); 83 return( -1 ); 84 } 85 attr_merge_normalize_one( e, mi->mi_ad_monitorTimestamp, 86 &mi->mi_startTime, NULL ); 87 88 mp = monitor_entrypriv_create(); 89 if ( mp == NULL ) { 90 return -1; 91 } 92 e->e_private = ( void * )mp; 93 mp->mp_info = ms; 94 mp->mp_flags = ms->mss_flags \ 95 | MONITOR_F_SUB | MONITOR_F_PERSISTENT; 96 97 if ( monitor_cache_add( mi, e ) ) { 98 Debug( LDAP_DEBUG_ANY, 99 "monitor_subsys_time_init: " 100 "unable to add entry \"%s,%s\"\n", 101 bv.bv_val, ms->mss_ndn.bv_val, 0 ); 102 return( -1 ); 103 } 104 105 *ep = e; 106 ep = &mp->mp_next; 107 108 /* 109 * Current 110 */ 111 BER_BVSTR( &bv, "cn=Current" ); 112 e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, &bv, 113 mi->mi_oc_monitoredObject, NULL, NULL ); 114 if ( e == NULL ) { 115 Debug( LDAP_DEBUG_ANY, 116 "monitor_subsys_time_init: " 117 "unable to create entry \"%s,%s\"\n", 118 bv.bv_val, ms->mss_ndn.bv_val, 0 ); 119 return( -1 ); 120 } 121 attr_merge_normalize_one( e, mi->mi_ad_monitorTimestamp, 122 &mi->mi_startTime, NULL ); 123 124 mp = monitor_entrypriv_create(); 125 if ( mp == NULL ) { 126 return -1; 127 } 128 e->e_private = ( void * )mp; 129 mp->mp_info = ms; 130 mp->mp_flags = ms->mss_flags \ 131 | MONITOR_F_SUB | MONITOR_F_PERSISTENT; 132 133 if ( monitor_cache_add( mi, e ) ) { 134 Debug( LDAP_DEBUG_ANY, 135 "monitor_subsys_time_init: " 136 "unable to add entry \"%s,%s\"\n", 137 bv.bv_val, ms->mss_ndn.bv_val, 0 ); 138 return( -1 ); 139 } 140 141 *ep = e; 142 ep = &mp->mp_next; 143 144 /* 145 * Uptime 146 */ 147 BER_BVSTR( &bv, "cn=Uptime" ); 148 e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, &bv, 149 mi->mi_oc_monitoredObject, NULL, NULL ); 150 if ( e == NULL ) { 151 Debug( LDAP_DEBUG_ANY, 152 "monitor_subsys_time_init: " 153 "unable to create entry \"%s,%s\"\n", 154 bv.bv_val, ms->mss_ndn.bv_val, 0 ); 155 return( -1 ); 156 } 157 BER_BVSTR( &value, "0" ); 158 attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo, 159 &value, NULL ); 160 161 mp = monitor_entrypriv_create(); 162 if ( mp == NULL ) { 163 return -1; 164 } 165 e->e_private = ( void * )mp; 166 mp->mp_info = ms; 167 mp->mp_flags = ms->mss_flags \ 168 | MONITOR_F_SUB | MONITOR_F_PERSISTENT; 169 170 if ( monitor_cache_add( mi, e ) ) { 171 Debug( LDAP_DEBUG_ANY, 172 "monitor_subsys_time_init: " 173 "unable to add entry \"%s,%s\"\n", 174 bv.bv_val, ms->mss_ndn.bv_val, 0 ); 175 return( -1 ); 176 } 177 178 *ep = e; 179 ep = &mp->mp_next; 180 181 monitor_cache_release( mi, e_time ); 182 183 return( 0 ); 184} 185 186static int 187monitor_subsys_time_update( 188 Operation *op, 189 SlapReply *rs, 190 Entry *e ) 191{ 192 monitor_info_t *mi = ( monitor_info_t * )op->o_bd->be_private; 193 static struct berval bv_current = BER_BVC( "cn=current" ), 194 bv_uptime = BER_BVC( "cn=uptime" ); 195 struct berval rdn; 196 197 assert( mi != NULL ); 198 assert( e != NULL ); 199 200 dnRdn( &e->e_nname, &rdn ); 201 202 if ( dn_match( &rdn, &bv_current ) ) { 203 struct tm tm; 204 char tmbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ]; 205 Attribute *a; 206 ber_len_t len; 207 time_t currtime; 208 209 currtime = slap_get_time(); 210 211 ldap_pvt_gmtime( &currtime, &tm ); 212 lutil_gentime( tmbuf, sizeof( tmbuf ), &tm ); 213 214 len = strlen( tmbuf ); 215 216 a = attr_find( e->e_attrs, mi->mi_ad_monitorTimestamp ); 217 if ( a == NULL ) { 218 return rs->sr_err = LDAP_OTHER; 219 } 220 221 assert( len == a->a_vals[ 0 ].bv_len ); 222 AC_MEMCPY( a->a_vals[ 0 ].bv_val, tmbuf, len ); 223 224 /* FIXME: touch modifyTimestamp? */ 225 226 } else if ( dn_match( &rdn, &bv_uptime ) ) { 227 Attribute *a; 228 double diff; 229 char buf[ BACKMONITOR_BUFSIZE ]; 230 struct berval bv; 231 232 a = attr_find( e->e_attrs, mi->mi_ad_monitoredInfo ); 233 if ( a == NULL ) { 234 return rs->sr_err = LDAP_OTHER; 235 } 236 237 diff = difftime( slap_get_time(), starttime ); 238 bv.bv_len = snprintf( buf, sizeof( buf ), "%lu", 239 (unsigned long) diff ); 240 bv.bv_val = buf; 241 242 ber_bvreplace( &a->a_vals[ 0 ], &bv ); 243 if ( a->a_nvals != a->a_vals ) { 244 ber_bvreplace( &a->a_nvals[ 0 ], &bv ); 245 } 246 247 /* FIXME: touch modifyTimestamp? */ 248 } 249 250 return SLAP_CB_CONTINUE; 251} 252 253