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 <stdio.h>
  21 #include <string.h>
  22 #include <time.h>
  23 #include <sys/types.h>
  24 #include <sys/socket.h>
  25 #include "slap.h"
  26 #include "ldapconfig.h"
  27
  28 #if defined( SLAPD_MONITOR_DN )
  29
  30 extern int              nbackends;
  31 extern Backend          *backends;
  32 extern int              active_threads;
  33 extern int              dtblsize;
  34 extern Connection       *c;
  35 extern long             ops_initiated;
  36 extern long             ops_completed;
  37 extern long             num_entries_sent;
  38 extern long             num_bytes_sent;
  39 extern time_t           currenttime;
  40 extern time_t           starttime;
  41 extern int              num_conns;
  42
  43 extern pthread_mutex_t  new_conn_mutex;
  44 extern pthread_mutex_t  currenttime_mutex;
  45
  46 extern char Versionstr[];
  47
  48 void
  49 monitor_info( Connection *conn, Operation *op )
  50 {
  51         Entry           *e;
  52         char            buf[BUFSIZ], buf2[20];
  53         struct berval   val;
  54         struct berval   *vals[2];
  55         int             i, nconns, nwritewaiters, nreadwaiters;
  56         struct tm       *ltm;
  57         char            *p, *tmpdn;
  58
  59         vals[0] = &val;
  60         vals[1] = NULL;
  61
  62         e = (Entry *) ch_calloc( 1, sizeof(Entry) );
  63         e->e_attrs = NULL;
  64         e->e_dn = strdup( SLAPD_MONITOR_DN );
  65
  66         val.bv_val = Versionstr;
  67         if (( p = strchr( Versionstr, '\n' )) == NULL ) {
  68                 val.bv_len = strlen( Versionstr );
  69         } else {
  70                 val.bv_len = p - Versionstr;
  71         }
  72         attr_merge( e, "version", vals );
  73
  74         sprintf( buf, "%d", active_threads );
  75         val.bv_val = buf;
  76         val.bv_len = strlen( buf );
  77         attr_merge( e, "threads", vals );
  78
  79         nconns = 0;
  80         nwritewaiters = 0;
  81         nreadwaiters = 0;
  82
  83         pthread_mutex_lock( &new_conn_mutex );
  84         for ( i = 0; i < dtblsize; i++ ) {
  85                 if ( c[i].c_sb.sb_sd != -1 ) {
  86                         nconns++;
  87                         if ( c[i].c_writewaiter ) {
  88                                 nwritewaiters++;
  89                         }
  90                         if ( c[i].c_gettingber ) {
  91                                 nreadwaiters++;
  92                         }
  93                         pthread_mutex_lock( &currenttime_mutex );
  94                         ltm = localtime( &c[i].c_starttime );
  95                         strftime( buf2, sizeof(buf2), "%y%m%d%H%M%SZ", ltm );
  96                         pthread_mutex_unlock( &currenttime_mutex );
  97
  98                         pthread_mutex_lock( &c[i].c_dnmutex );
  99                         sprintf( buf, "%d : %s : %ld : %ld : %s : %s%s", i,
 100                             buf2, c[i].c_opsinitiated, c[i].c_opscompleted,
 101                             c[i].c_dn ? c[i].c_dn : "NULLDN",
 102                             c[i].c_gettingber ? "r" : "",
 103                             c[i].c_writewaiter ? "w" : "" );
 104                         pthread_mutex_unlock( &c[i].c_dnmutex );
 105                         val.bv_val = buf;
 106                         val.bv_len = strlen( buf );
 107                         attr_merge( e, "connection", vals );
 108                 }
 109         }
 110         pthread_mutex_unlock( &new_conn_mutex );
 111
 112         sprintf( buf, "%d", nconns );
 113         val.bv_val = buf;
 114         val.bv_len = strlen( buf );
 115         attr_merge( e, "currentconnections", vals );
 116
 117         sprintf( buf, "%d", num_conns );
 118         val.bv_val = buf;
 119         val.bv_len = strlen( buf );
 120         attr_merge( e, "totalconnections", vals );
 121
 122         sprintf( buf, "%d", dtblsize );
 123         val.bv_val = buf;
 124         val.bv_len = strlen( buf );
 125         attr_merge( e, "dtablesize", vals );
 126
 127         sprintf( buf, "%d", nwritewaiters );
 128         val.bv_val = buf;
 129         val.bv_len = strlen( buf );
 130         attr_merge( e, "writewaiters", vals );
 131
 132         sprintf( buf, "%d", nreadwaiters );
 133         val.bv_val = buf;
 134         val.bv_len = strlen( buf );
 135         attr_merge( e, "readwaiters", vals );
 136
 137         sprintf( buf, "%ld", ops_initiated );
 138         val.bv_val = buf;
 139         val.bv_len = strlen( buf );
 140         attr_merge( e, "opsinitiated", vals );
 141
 142         sprintf( buf, "%ld", ops_completed );
 143         val.bv_val = buf;
 144         val.bv_len = strlen( buf );
 145         attr_merge( e, "opscompleted", vals );
 146
 147         sprintf( buf, "%ld", num_entries_sent );
 148         val.bv_val = buf;
 149         val.bv_len = strlen( buf );
 150         attr_merge( e, "entriessent", vals );
 151
 152         sprintf( buf, "%ld", num_bytes_sent );
 153         val.bv_val = buf;
 154         val.bv_len = strlen( buf );
 155         attr_merge( e, "bytessent", vals );
 156
 157         pthread_mutex_lock( &currenttime_mutex );
 158         ltm = localtime( &currenttime );
 159         strftime( buf, sizeof(buf), "%y%m%d%H%M%SZ", ltm );
 160         pthread_mutex_unlock( &currenttime_mutex );
 161         val.bv_val = buf;
 162         val.bv_len = strlen( buf );
 163         attr_merge( e, "currenttime", vals );
 164
 165         pthread_mutex_lock( &currenttime_mutex );
 166         ltm = localtime( &starttime );
 167         strftime( buf, sizeof(buf), "%y%m%d%H%M%SZ", ltm );
 168         pthread_mutex_unlock( &currenttime_mutex );
 169         val.bv_val = buf;
 170         val.bv_len = strlen( buf );
 171         attr_merge( e, "starttime", vals );
 172
 173         sprintf( buf, "%d", nbackends );
 174         val.bv_val = buf;
 175         val.bv_len = strlen( buf );
 176         attr_merge( e, "nbackends", vals );
 177
 178 #ifdef THREAD_SUNOS5_LWP
 179         sprintf( buf, "%d", thr_getconcurrency() );
 180         val.bv_val = buf;
 181         val.bv_len = strlen( buf );
 182         attr_merge( e, "concurrency", vals );
 183 #endif
 184
 185         send_search_entry( &backends[0], conn, op, e, NULL, 0 );
 186         send_ldap_search_result( conn, op, LDAP_SUCCESS, NULL, NULL, 1 );
 187
 188         entry_free( e );
 189 }
 190
 191 #endif /* slapd_monitor_dn */