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         char **attrs, int attrsonly )
  36 {
  37         Entry           *e;
  38         char            buf[BUFSIZ], buf2[22];
  39         struct berval   val;
  40         struct berval   *vals[2];
  41         int             i, nconns, nwritewaiters, nreadwaiters;
  42         struct tm       *ltm;
  43         char            *p, *tmpdn;
  44
  45         vals[0] = &val;
  46         vals[1] = NULL;
  47
  48         e = (Entry *) ch_calloc( 1, sizeof(Entry) );
  49         /* initialize reader/writer lock */
  50         entry_rdwr_init(e);
  51         e->e_attrs = NULL;
  52         e->e_dn = ch_strdup( SLAPD_MONITOR_DN );
  53         e->e_ndn = dn_normalize_case( ch_strdup(SLAPD_MONITOR_DN) );
  54
  55         val.bv_val = Versionstr;
  56         if (( p = strchr( Versionstr, '\n' )) == NULL ) {
  57                 val.bv_len = strlen( Versionstr );
  58         } else {
  59                 val.bv_len = p - Versionstr;
  60         }
  61         attr_merge( e, "version", vals );
  62
  63         sprintf( buf, "%d", active_threads );
  64         val.bv_val = buf;
  65         val.bv_len = strlen( buf );
  66         attr_merge( e, "threads", vals );
  67
  68         nconns = 0;
  69         nwritewaiters = 0;
  70         nreadwaiters = 0;
  71
  72         ldap_pvt_thread_mutex_lock( &new_conn_mutex );
  73         for ( i = 0; i < dtblsize; i++ ) {
  74                 if ( c[i].c_sb.sb_sd != -1 ) {
  75                         nconns++;
  76                         if ( c[i].c_writewaiter ) {
  77                                 nwritewaiters++;
  78                         }
  79                         if ( c[i].c_gettingber ) {
  80                                 nreadwaiters++;
  81                         }
  82                         ldap_pvt_thread_mutex_lock( &currenttime_mutex );
  83 #ifndef LDAP_LOCALTIME
  84                         ltm = gmtime( &c[i].c_starttime );
  85                         strftime( buf2, sizeof(buf2), "%Y%m%d%H%M%SZ", ltm );
  86 #else
  87                         ltm = localtime( &c[i].c_starttime );
  88                         strftime( buf2, sizeof(buf2), "%y%m%d%H%M%SZ", ltm );
  89 #endif
  90                         ldap_pvt_thread_mutex_unlock( &currenttime_mutex );
  91
  92                         ldap_pvt_thread_mutex_lock( &c[i].c_dnmutex );
  93                         sprintf( buf, "%d : %s : %d : %d : %s : %s%s", i,
  94                             buf2, c[i].c_opsinitiated, c[i].c_opscompleted,
  95                             c[i].c_cdn ? c[i].c_cdn : "NULLDN",
  96                             c[i].c_gettingber ? "r" : "",
  97                             c[i].c_writewaiter ? "w" : "" );
  98                         ldap_pvt_thread_mutex_unlock( &c[i].c_dnmutex );
  99                         val.bv_val = buf;
 100                         val.bv_len = strlen( buf );
 101                         attr_merge( e, "connection", vals );
 102                 }
 103         }
 104         ldap_pvt_thread_mutex_unlock( &new_conn_mutex );
 105
 106         sprintf( buf, "%d", nconns );
 107         val.bv_val = buf;
 108         val.bv_len = strlen( buf );
 109         attr_merge( e, "currentconnections", vals );
 110
 111         sprintf( buf, "%d", num_conns );
 112         val.bv_val = buf;
 113         val.bv_len = strlen( buf );
 114         attr_merge( e, "totalconnections", vals );
 115
 116         sprintf( buf, "%d", dtblsize );
 117         val.bv_val = buf;
 118         val.bv_len = strlen( buf );
 119         attr_merge( e, "dtablesize", vals );
 120
 121         sprintf( buf, "%d", nwritewaiters );
 122         val.bv_val = buf;
 123         val.bv_len = strlen( buf );
 124         attr_merge( e, "writewaiters", vals );
 125
 126         sprintf( buf, "%d", nreadwaiters );
 127         val.bv_val = buf;
 128         val.bv_len = strlen( buf );
 129         attr_merge( e, "readwaiters", vals );
 130
 131         sprintf( buf, "%ld", ops_initiated );
 132         val.bv_val = buf;
 133         val.bv_len = strlen( buf );
 134         attr_merge( e, "opsinitiated", vals );
 135
 136         sprintf( buf, "%ld", ops_completed );
 137         val.bv_val = buf;
 138         val.bv_len = strlen( buf );
 139         attr_merge( e, "opscompleted", vals );
 140
 141         sprintf( buf, "%ld", num_entries_sent );
 142         val.bv_val = buf;
 143         val.bv_len = strlen( buf );
 144         attr_merge( e, "entriessent", vals );
 145
 146         sprintf( buf, "%ld", num_bytes_sent );
 147         val.bv_val = buf;
 148         val.bv_len = strlen( buf );
 149         attr_merge( e, "bytessent", vals );
 150
 151         ldap_pvt_thread_mutex_lock( &currenttime_mutex );
 152 #ifndef LDAP_LOCALTIME
 153         ltm = gmtime( &currenttime );
 154         strftime( buf, sizeof(buf), "%Y%m%d%H%M%SZ", ltm );
 155 #else
 156         ltm = localtime( &currenttime );
 157         strftime( buf, sizeof(buf), "%y%m%d%H%M%SZ", ltm );
 158 #endif
 159         ldap_pvt_thread_mutex_unlock( &currenttime_mutex );
 160         val.bv_val = buf;
 161         val.bv_len = strlen( buf );
 162         attr_merge( e, "currenttime", vals );
 163
 164         ldap_pvt_thread_mutex_lock( &currenttime_mutex );
 165 #ifndef LDAP_LOCALTIME
 166         ltm = gmtime( &starttime );
 167         strftime( buf, sizeof(buf), "%Y%m%d%H%M%SZ", ltm );
 168 #else
 169         ltm = localtime( &starttime );
 170         strftime( buf, sizeof(buf), "%y%m%d%H%M%SZ", ltm );
 171 #endif
 172         ldap_pvt_thread_mutex_unlock( &currenttime_mutex );
 173         val.bv_val = buf;
 174         val.bv_len = strlen( buf );
 175         attr_merge( e, "starttime", vals );
 176
 177         sprintf( buf, "%d", nbackends );
 178         val.bv_val = buf;
 179         val.bv_len = strlen( buf );
 180         attr_merge( e, "nbackends", vals );
 181
 182 #ifdef HAVE_THREAD_CONCURRENCY
 183         sprintf( buf, "%d", ldap_pvt_thread_get_concurrency() );
 184         val.bv_val = buf;
 185         val.bv_len = strlen( buf );
 186         attr_merge( e, "concurrency", vals );
 187 #endif
 188
 189         send_search_entry( &backends[0], conn, op, e, attrs, attrsonly );
 190         send_ldap_search_result( conn, op, LDAP_SUCCESS, NULL, NULL, 1 );
 191
 192         entry_free( e );
 193 }
 194
 195 #endif /* slapd_monitor_dn */