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

   1 /* listener.c - deals with listener 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
  38 #include "slap.h"
  39 #include "back-monitor.h"
  40
  41 int
  42 monitor_subsys_listener_init(
  43         BackendDB       *be
  44 )
  45 {
  46         struct monitorinfo      *mi;
  47         Entry                   *e, *e_listener, *e_tmp;
  48         int                     i;
  49         struct monitorentrypriv *mp;
  50         Listener                **l;
  51
  52         assert( be != NULL );
  53
  54         mi = ( struct monitorinfo * )be->be_private;
  55
  56         if ( monitor_cache_get( mi,
  57                                 &monitor_subsys[SLAPD_MONITOR_LISTENER].mss_ndn,
  58                                 &e_listener ) ) {
  59 #ifdef NEW_LOGGING
  60                 LDAP_LOG( OPERATION, CRIT,
  61                         "monitor_subsys_listener_init: "
  62                         "unable to get entry '%s'\n",
  63                         monitor_subsys[SLAPD_MONITOR_LISTENER].mss_ndn.bv_val, 0, 0 );
  64 #else
  65                 Debug( LDAP_DEBUG_ANY,
  66                         "monitor_subsys_listener_init: "
  67                         "unable to get entry '%s'\n%s%s",
  68                         monitor_subsys[SLAPD_MONITOR_LISTENER].mss_ndn.bv_val,
  69                         "", "" );
  70 #endif
  71                 return( -1 );
  72         }
  73
  74         if ( ( l = slapd_get_listeners() ) == NULL ) {
  75 #ifdef NEW_LOGGING
  76                 LDAP_LOG( OPERATION, CRIT,
  77                         "monitor_subsys_listener_init: "
  78                         "unable to get listeners\n", 0, 0, 0 );
  79 #else
  80                 Debug( LDAP_DEBUG_ANY,
  81                         "monitor_subsys_listener_init: "
  82                         "unable to get listeners\n", 0, 0, 0 );
  83 #endif
  84                 return( -1 );
  85         }
  86
  87         e_tmp = NULL;
  88         for ( i = 0; l[i]; i++ );
  89         for ( ; i--; ) {
  90                 char            buf[1024];
  91
  92                 snprintf( buf, sizeof( buf ),
  93                                 "dn: cn=Listener %d,%s\n"
  94                                 "objectClass: %s\n"
  95                                 "structuralObjectClass: %s\n"
  96                                 "cn: Listener %d\n"
  97                                 "%s: %s\n"
  98                                 "labeledURI: %s",
  99                                 i,
 100                                 monitor_subsys[SLAPD_MONITOR_LISTENER].mss_dn.bv_val,
 101                                 mi->oc_monitoredObject->soc_cname.bv_val,
 102                                 mi->oc_monitoredObject->soc_cname.bv_val,
 103                                 i,
 104                                 mi->ad_monitorConnectionLocalAddress->ad_cname.bv_val,
 105                                 l[i]->sl_name.bv_val,
 106                                 l[i]->sl_url.bv_val );
 107
 108                 e = str2entry( buf );
 109                 if ( e == NULL ) {
 110 #ifdef NEW_LOGGING
 111                         LDAP_LOG( OPERATION, CRIT,
 112                                 "monitor_subsys_listener_init: "
 113                                 "unable to create entry 'cn=Listener, %d,%s'\n",
 114                                 i, monitor_subsys[SLAPD_MONITOR_LISTENER].mss_ndn.bv_val, 0 );
 115 #else
 116                         Debug( LDAP_DEBUG_ANY,
 117                                 "monitor_subsys_listener_init: "
 118                                 "unable to create entry 'cn=Listener %d,%s'\n%s",
 119                                 i,
 120                                 monitor_subsys[SLAPD_MONITOR_LISTENER].mss_ndn.bv_val,
 121                                 "" );
 122 #endif
 123                         return( -1 );
 124                 }
 125
 126 #ifdef HAVE_TLS
 127                 if ( l[i]->sl_is_tls ) {
 128                         struct berval bv;
 129
 130                         bv.bv_val = "TLS";
 131                         bv.bv_len = sizeof("TLS")-1;
 132
 133                         attr_merge_normalize_one( e, mi->ad_monitoredInfo,
 134                                         &bv, NULL );
 135                 }
 136 #endif /* HAVE_TLS */
 137 #ifdef LDAP_CONNECTIONLESS
 138                 if ( l[i]->sl_is_udp ) {
 139                         struct berval bv;
 140
 141                         bv.bv_val = "UDP";
 142                         bv.bv_len = sizeof("UDP")-1;
 143
 144                         attr_merge_normalize_one( e, mi->ad_monitoredInfo,
 145                                         &bv, NULL );
 146                 }
 147 #endif /* HAVE_TLS */
 148
 149                 mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
 150                 e->e_private = ( void * )mp;
 151                 mp->mp_next = e_tmp;
 152                 mp->mp_children = NULL;
 153                 mp->mp_info = &monitor_subsys[SLAPD_MONITOR_LISTENER];
 154                 mp->mp_flags = monitor_subsys[SLAPD_MONITOR_LISTENER].mss_flags
 155                         | MONITOR_F_SUB;
 156
 157                 if ( monitor_cache_add( mi, e ) ) {
 158 #ifdef NEW_LOGGING
 159                         LDAP_LOG( OPERATION, CRIT,
 160                                 "monitor_subsys_listener_init: "
 161                                 "unable to add entry 'cn=Listener %d,%s'\n",
 162                                 i, monitor_subsys[SLAPD_MONITOR_LISTENER].mss_ndn.bv_val, 0 );
 163 #else
 164                         Debug( LDAP_DEBUG_ANY,
 165                                 "monitor_subsys_listener_init: "
 166                                 "unable to add entry 'cn=Listener %d,%s'\n",
 167                                 i,
 168                                 monitor_subsys[SLAPD_MONITOR_LISTENER].mss_ndn.bv_val,
 169                                 0 );
 170 #endif
 171                         return( -1 );
 172                 }
 173
 174                 e_tmp = e;
 175         }
 176
 177         mp = ( struct monitorentrypriv * )e_listener->e_private;
 178         mp->mp_children = e_tmp;
 179
 180         monitor_cache_release( mi, e_listener );
 181
 182         return( 0 );
 183 }
 184