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

   1 /*
   2  * Copyright (c) 1995 Regents of the University of Michigan.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms are permitted
   6  * provided that this notice is preserved and that due credit is given
   7  * to the University of Michigan at Ann Arbor. The name of the University
   8  * may not be used to endorse or promote products derived from this
   9  * software without specific prior written permission. This software
  10  * is provided ``as is'' without express or implied warranty.
  11  */
  12
  13 /* Revision history
  14  *
  15  * 5-Jun-96     jeff.hodges@stanford.edu
  16  *      Added locking of new_conn_mutex when traversing the c[] array.
  17  *      Added locking of currenttime_mutex to protect call(s) to localtime().
  18  */
  19
  20 #include "portable.h"
  21
  22 #include <stdio.h>
  23
  24 #include <ac/socket.h>
  25 #include <ac/string.h>
  26 #include <ac/time.h>
  27
  28 #include "ldapconfig.h"
  29 #include "slap.h"
  30
  31 #if defined( SLAPD_MONITOR_DN )
  32
  33 void
  34 monitor_info( Connection *conn, Operation *op )
  35 {
  36         Entry           *e;
  37         char            buf[BUFSIZ], buf2[22];
  38         struct berval   val;
  39         struct berval   *vals[2];
  40         int             i, nconns, nwritewaiters, nreadwaiters;
  41         struct tm       *ltm;
  42         char            *p, *tmpdn;
  43
  44         vals[0] = &val;
  45         vals[1] = NULL;
  46
  47         e = (Entry *) ch_calloc( 1, sizeof(Entry) );
  48         /* initialize reader/writer lock */
  49         entry_rdwr_init(e);
  50         e->e_attrs = NULL;
  51         e->e_dn = ch_strdup( SLAPD_MONITOR_DN );
  52         e->e_ndn = dn_normalize_case( ch_strdup(SLAPD_MONITOR_DN) );
  53
  54         val.bv_val = Versionstr;
  55         if (( p = strchr( Versionstr, '\n' )) == NULL ) {
  56                 val.bv_len = strlen( Versionstr );
  57         } else {
  58                 val.bv_len = p - Versionstr;
  59         }
  60         attr_merge( e, "version", vals );
  61
  62         sprintf( buf, "%d", active_threads );
  63         val.bv_val = buf;
  64         val.bv_len = strlen( buf );
  65         attr_merge( e, "threads", vals );
  66
  67         nconns = 0;
  68         nwritewaiters = 0;
  69         nreadwaiters = 0;
  70
  71         ldap_pvt_thread_mutex_lock( &new_conn_mutex );
  72         for ( i = 0; i < dtblsize; i++ ) {
  73                 if ( c[i].c_sb.sb_sd != -1 ) {
  74                         nconns++;
  75                         if ( c[i].c_writewaiter ) {
  76                                 nwritewaiters++;
  77                         }
  78                         if ( c[i].c_gettingber ) {
  79                                 nreadwaiters++;
  80                         }
  81                         ldap_pvt_thread_mutex_lock( &currenttime_mutex );
  82 #ifndef LDAP_LOCALTIME
  83                         ltm = gmtime( &c[i].c_starttime );
  84                         strftime( buf2, sizeof(buf2), "%Y%m%d%H%M%SZ", ltm );
  85 #else
  86                         ltm = localtime( &c[i].c_starttime );
  87                         strftime( buf2, sizeof(buf2), "%y%m%d%H%M%SZ", ltm );
  88 #endif
  89                         ldap_pvt_thread_mutex_unlock( &currenttime_mutex );
  90
  91                         ldap_pvt_thread_mutex_lock( &c[i].c_dnmutex );
  92                         sprintf( buf, "%d : %s : %d : %d : %s : %s%s", i,
  93                             buf2, c[i].c_opsinitiated, c[i].c_opscompleted,
  94                             c[i].c_cdn ? c[i].c_cdn : "NULLDN",
  95                             c[i].c_gettingber ? "r" : "",
  96                             c[i].c_writewaiter ? "w" : "" );
  97                         ldap_pvt_thread_mutex_unlock( &c[i].c_dnmutex );
  98                         val.bv_val = buf;
  99                         val.bv_len = strlen( buf );
 100                         attr_merge( e, "connection", vals );
 101                 }
 102         }
 103         ldap_pvt_thread_mutex_unlock( &new_conn_mutex );
 104
 105         sprintf( buf, "%d", nconns );
 106         val.bv_val = buf;
 107         val.bv_len = strlen( buf );
 108         attr_merge( e, "currentconnections", vals );
 109
 110         sprintf( buf, "%d", num_conns );
 111         val.bv_val = buf;
 112         val.bv_len = strlen( buf );
 113         attr_merge( e, "totalconnections", vals );
 114
 115         sprintf( buf, "%d", dtblsize );
 116         val.bv_val = buf;
 117         val.bv_len = strlen( buf );
 118         attr_merge( e, "dtablesize", vals );
 119
 120         sprintf( buf, "%d", nwritewaiters );
 121         val.bv_val = buf;
 122         val.bv_len = strlen( buf );
 123         attr_merge( e, "writewaiters", vals );
 124
 125         sprintf( buf, "%d", nreadwaiters );
 126         val.bv_val = buf;
 127         val.bv_len = strlen( buf );
 128         attr_merge( e, "readwaiters", vals );
 129
 130         sprintf( buf, "%ld", ops_initiated );
 131         val.bv_val = buf;
 132         val.bv_len = strlen( buf );
 133         attr_merge( e, "opsinitiated", vals );
 134
 135         sprintf( buf, "%ld", ops_completed );
 136         val.bv_val = buf;
 137         val.bv_len = strlen( buf );
 138         attr_merge( e, "opscompleted", vals );
 139
 140         sprintf( buf, "%ld", num_entries_sent );
 141         val.bv_val = buf;
 142         val.bv_len = strlen( buf );
 143         attr_merge( e, "entriessent", vals );
 144
 145         sprintf( buf, "%ld", num_bytes_sent );
 146         val.bv_val = buf;
 147         val.bv_len = strlen( buf );
 148         attr_merge( e, "bytessent", vals );
 149
 150         ldap_pvt_thread_mutex_lock( &currenttime_mutex );
 151 #ifndef LDAP_LOCALTIME
 152         ltm = gmtime( &currenttime );
 153         strftime( buf, sizeof(buf), "%Y%m%d%H%M%SZ", ltm );
 154 #else
 155         ltm = localtime( &currenttime );
 156         strftime( buf, sizeof(buf), "%y%m%d%H%M%SZ", ltm );
 157 #endif
 158         ldap_pvt_thread_mutex_unlock( &currenttime_mutex );
 159         val.bv_val = buf;
 160         val.bv_len = strlen( buf );
 161         attr_merge( e, "currenttime", vals );
 162
 163         ldap_pvt_thread_mutex_lock( &currenttime_mutex );
 164 #ifndef LDAP_LOCALTIME
 165         ltm = gmtime( &starttime );
 166         strftime( buf, sizeof(buf), "%Y%m%d%H%M%SZ", ltm );
 167 #else
 168         ltm = localtime( &starttime );
 169         strftime( buf, sizeof(buf), "%y%m%d%H%M%SZ", ltm );
 170 #endif
 171         ldap_pvt_thread_mutex_unlock( &currenttime_mutex );
 172         val.bv_val = buf;
 173         val.bv_len = strlen( buf );
 174         attr_merge( e, "starttime", vals );
 175
 176         sprintf( buf, "%d", nbackends );
 177         val.bv_val = buf;
 178         val.bv_len = strlen( buf );
 179         attr_merge( e, "nbackends", vals );
 180
 181 #ifdef HAVE_THREAD_CONCURRENCY
 182         sprintf( buf, "%d", ldap_pvt_thread_getconcurrency() );
 183         val.bv_val = buf;
 184         val.bv_len = strlen( buf );
 185         attr_merge( e, "concurrency", vals );
 186 #endif
 187
 188         send_search_entry( &backends[0], conn, op, e, NULL, 0 );
 189         send_ldap_search_result( conn, op, LDAP_SUCCESS, NULL, NULL, 1 );
 190
 191         entry_free( e );
 192 }
 193
 194 #endif /* slapd_monitor_dn */