#ifdef 0 timezone hack

diff --git a/servers/slapd/back-monitor/time.c b/servers/slapd/back-monitor/time.c
new file mode 100644 (file)
index 0000000..0c9b8e6
--- /dev/null
+++ b/servers/slapd/back-monitor/time.c
@@ -0,0 +1,326 @@
+/* time.c - deal with time subsystem */
+/*
+ * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
+/*
+ * Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
+ * 
+ * This work has beed deveolped for the OpenLDAP Foundation 
+ * in the hope that it may be useful to the Open Source community, 
+ * but WITHOUT ANY WARRANTY.
+ * 
+ * Permission is granted to anyone to use this software for any purpose
+ * on any computer system, and to alter it and redistribute it, subject
+ * to the following restrictions:
+ * 
+ * 1. The author and SysNet s.n.c. are not responsible for the consequences
+ *    of use of this software, no matter how awful, even if they arise from
+ *    flaws in it.
+ * 
+ * 2. The origin of this software must not be misrepresented, either by
+ *    explicit claim or by omission.  Since few users ever read sources,
+ *    credits should appear in the documentation.
+ * 
+ * 3. Altered versions must be plainly marked as such, and must not be
+ *    misrepresented as being the original software.  Since few users
+ *    ever read sources, credits should appear in the documentation.
+ *    SysNet s.n.c. cannot be responsible for the consequences of the
+ *    alterations.
+ * 
+ * 4. This notice may not be removed or altered.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+#include <ac/string.h>
+#include <ac/time.h>
+
+#include "slap.h"
+#include "proto-slap.h"
+#include "back-monitor.h"
+
+static int
+local_time( const struct tm *ztm, long delta, char *buf, size_t len );
+
+int
+monitor_subsys_time_init(
+       BackendDB               *be
+)
+{
+       struct monitorinfo      *mi;
+       
+       Entry                   *e, *e_tmp, *e_time;
+       struct monitorentrypriv *mp;
+       char                    buf[1024], ztmbuf[20], ltmbuf[20];
+       struct tm               *ztm, *ltm;
+
+       /*
+        * Note: ltmbuf, ltm are used only if HACK_LOCAL_TIME is defined
+        */
+
+       assert( be != NULL );
+
+       mi = ( struct monitorinfo * )be->be_private;
+
+       if ( monitor_cache_get( mi,
+                       &monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn, &e_time ) ) {
+#ifdef NEW_LOGGING
+               LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
+                       "monitor_subsys_time_init: "
+                       "unable to get entry '%s'\n",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val ));
+#else
+               Debug( LDAP_DEBUG_ANY,
+                       "monitor_subsys_time_init: "
+                       "unable to get entry '%s'\n%s%s",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val, 
+                       "", "" );
+#endif
+               return( -1 );
+       }
+
+       e_tmp = NULL;
+
+       /*
+        * Start
+        */
+       ldap_pvt_thread_mutex_lock( &gmtime_mutex );
+       ztm = gmtime( &starttime );
+       strftime( ztmbuf, sizeof(ztmbuf), "%Y%m%d%H%M%SZ", ztm );
+#ifdef HACK_LOCAL_TIME
+       ltm = localtime( &starttime );
+       local_time( ltm, -timezone, ltmbuf, sizeof( ltmbuf ) );
+#endif /* HACK_LOCAL_TIME */
+       ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
+       snprintf( buf, sizeof( buf ),
+                       "dn: cn=Start,%s\n"
+                       SLAPD_MONITOR_OBJECTCLASSES
+                       "cn: Start\n"
+                       "description: %s\n"
+#ifdef HACK_LOCAL_TIME
+                       "description;lang-x-local: %s"
+#endif /* HACK_LOCAL_TIME */
+                       , monitor_subsys[SLAPD_MONITOR_TIME].mss_dn.bv_val,
+                       ztmbuf
+#ifdef HACK_LOCAL_TIME
+                       , ltmbuf 
+#endif /* HACK_LOCAL_TIME */
+                       );
+
+       e = str2entry( buf );
+       if ( e == NULL ) {
+#ifdef NEW_LOGGING
+               LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
+                       "monitor_subsys_time_init: "
+                       "unable to create entry 'cn=Start,%s'\n",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val ));
+#else
+               Debug( LDAP_DEBUG_ANY,
+                       "monitor_subsys_time_init: "
+                       "unable to create entry 'cn=Start,%s'\n%s%s",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
+                       "", "" );
+#endif
+               return( -1 );
+       }
+       
+       mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
+       e->e_private = ( void * )mp;
+       mp->mp_next = e_tmp;
+       mp->mp_children = NULL;
+       mp->mp_info = &monitor_subsys[SLAPD_MONITOR_TIME];
+       mp->mp_flags = monitor_subsys[SLAPD_MONITOR_TIME].mss_flags \
+               | MONITOR_F_SUB | MONITOR_F_PERSISTENT;
+
+       if ( monitor_cache_add( mi, e ) ) {
+#ifdef NEW_LOGGING
+               LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
+                       "monitor_subsys_time_init: "
+                       "unable to add entry 'cn=Start,%s'\n",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val ));
+#else
+               Debug( LDAP_DEBUG_ANY,
+                       "monitor_subsys_time_init: "
+                       "unable to add entry 'cn=Start,%s'\n%s%s",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
+                       "", "" );
+#endif
+               return( -1 );
+       }
+       
+       e_tmp = e;
+
+       /*
+        * Current
+        */
+       snprintf( buf, sizeof( buf ),
+                       "dn: cn=Current,%s\n"
+                       SLAPD_MONITOR_OBJECTCLASSES
+                       "cn: Current\n"
+                       "description: %s\n"
+#ifdef HACK_LOCAL_TIME 
+                       "description;lang-x-local: %s"
+#endif /* HACK_LOCAL_TIME */
+                       , monitor_subsys[SLAPD_MONITOR_TIME].mss_dn.bv_val,
+                       ztmbuf
+#ifdef HACK_LOCAL_TIME
+                       , ltmbuf
+#endif /* HACK_LOCAL_TIME */
+                       );
+
+       e = str2entry( buf );
+       if ( e == NULL ) {
+#ifdef NEW_LOGGING
+               LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
+                       "monitor_subsys_time_init: "
+                       "unable to create entry 'cn=Current,%s'\n",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val ));
+#else
+               Debug( LDAP_DEBUG_ANY,
+                       "monitor_subsys_time_init: "
+                       "unable to create entry 'cn=Current,%s'\n%s%s",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
+                       "", "" );
+#endif
+               return( -1 );
+       }
+       
+       mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
+       e->e_private = ( void * )mp;
+       mp->mp_next = e_tmp;
+       mp->mp_children = NULL;
+       mp->mp_info = &monitor_subsys[SLAPD_MONITOR_TIME];
+       mp->mp_flags = monitor_subsys[SLAPD_MONITOR_TIME].mss_flags \
+               | MONITOR_F_SUB | MONITOR_F_PERSISTENT;
+
+       if ( monitor_cache_add( mi, e ) ) {
+#ifdef NEW_LOGGING
+               LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
+                       "monitor_subsys_time_init: "
+                       "unable to add entry 'cn=Current,%s'\n",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val ));
+#else
+               Debug( LDAP_DEBUG_ANY,
+                       "monitor_subsys_time_init: "
+                       "unable to add entry 'cn=Current,%s'\n%s%s",
+                       monitor_subsys[SLAPD_MONITOR_TIME].mss_ndn.bv_val,
+                       "", "" );
+#endif
+               return( -1 );
+       }
+       
+       e_tmp = e;
+
+       mp = ( struct monitorentrypriv * )e_time->e_private;
+       mp->mp_children = e_tmp;
+
+       monitor_cache_release( mi, e_time );
+
+       return( 0 );
+}
+
+int
+monitor_subsys_time_update(
+       struct monitorinfo      *mi,
+       Entry                   *e
+)
+{
+       char            ztmbuf[20], ltmbuf[20];
+       struct tm       *ztm, *ltm;
+       time_t          currenttime;
+       Attribute       *a;
+       static AttributeDescription     *ad_local = NULL;
+       const char      *text = NULL;
+       ber_len_t       len;
+
+       static int      init_start = 0;
+
+       /*
+        * Note: ltmbuf, ltm, ad_local, text are used only if HACK_LOCAL_TIME
+        *       is defined
+        */
+
+       assert( mi );
+       assert( e );
+       
+       if ( init_start == 0 && strncmp( e->e_nname.bv_val, "cn=START",
+                               sizeof("cn=START")-1 ) == 0 ) {
+               currenttime = starttime;
+               init_start = 1;
+
+       } else if ( strncmp( e->e_nname.bv_val, "cn=CURRENT",
+                               sizeof("cn=CURRENT")-1 ) == 0 ) {
+               currenttime = slap_get_time();
+
+       } else {
+               return( 0 );
+       }
+
+       ldap_pvt_thread_mutex_lock( &gmtime_mutex );
+       ztm = gmtime( &currenttime );
+       strftime( ztmbuf, sizeof( ztmbuf ), "%Y%m%d%H%M%SZ", ztm );
+#ifdef HACK_LOCAL_TIME
+       ltm = localtime( &currenttime );
+       local_time( ltm, -timezone, ltmbuf, sizeof( ltmbuf ) );
+#endif /* HACK_LOCAL_TIME */
+       ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
+
+       a = attr_find( e->e_attrs, monitor_ad_desc );
+       if ( a == NULL ) {
+               return( -1 );
+       }
+
+       len = strlen( ztmbuf );
+       assert( len == a->a_vals[0].bv_len );
+       AC_MEMCPY( a->a_vals[0].bv_val, ztmbuf, len );
+
+#ifdef HACK_LOCAL_TIME
+       if ( ad_local == NULL ) {
+               if ( slap_str2ad( "description;lang-x-local", 
+                                       &ad_local, &text ) != LDAP_SUCCESS ) {
+                       return( -1 );
+               }
+       }
+       a = attr_find( e->e_attrs, ad_local );
+       if ( a == NULL ) {
+               return( -1 );
+       }
+
+       len = strlen( ltmbuf );
+       assert( len == a->a_vals[0].bv_len );
+       AC_MEMCPY( a->a_vals[0].bv_val, ltmbuf, len );
+#endif /* HACK_LOCAL_TIME */
+
+       return( 0 );
+}
+
+/*
+ * assumes gmtime_mutex is locked
+ */
+static int
+local_time( const struct tm *ltm, long delta, char *buf, size_t len )
+{
+       char *p;
+
+       if ( len < 20 ) {
+               return -1;
+       }
+       strftime( buf, len, "%Y%m%d%H%M%S", ltm );
+
+       p = buf + 14;
+
+       if ( delta < 0 ) {
+               p[ 0 ] = '-';
+               delta = -delta;
+       } else {
+               p[ 0 ] = '+';
+       }
+       p++;
+
+       snprintf( p, len - 15, "%02ld%02ld", delta / 3600, delta % 3600 );
+       
+       return 0;
+}
+