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1 /* init.c - initialize monitor backend */
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 #include <ac/string.h>
38
39 #include "slap.h"
40 #include "lber_pvt.h"
41 #include "back-monitor.h"
42
43 /*
44  * used by many functions to add description to entries
45  */
46 BackendDB *be_monitor = NULL;
47
48 /*
49  * subsystem data
50  */
51 struct monitorsubsys monitor_subsys[] = {
52         { 
53                 SLAPD_MONITOR_LISTENER, SLAPD_MONITOR_LISTENER_NAME,    
54                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
55                 MONITOR_F_PERSISTENT_CH,
56                 monitor_subsys_listener_init,
57                 NULL,   /* update */
58                 NULL,   /* create */
59                 NULL    /* modify */
60         }, { 
61                 SLAPD_MONITOR_DATABASE, SLAPD_MONITOR_DATABASE_NAME,    
62                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
63                 MONITOR_F_PERSISTENT_CH,
64                 monitor_subsys_database_init,
65                 NULL,   /* update */
66                 NULL,   /* create */
67                 NULL    /* modify */
68         }, { 
69                 SLAPD_MONITOR_BACKEND, SLAPD_MONITOR_BACKEND_NAME, 
70                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
71                 MONITOR_F_PERSISTENT_CH,
72                 monitor_subsys_backend_init,
73                 NULL,   /* update */
74                 NULL,   /* create */
75                 NULL    /* modify */
76         }, { 
77                 SLAPD_MONITOR_THREAD, SLAPD_MONITOR_THREAD_NAME,        
78                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
79                 MONITOR_F_NONE,
80                 monitor_subsys_thread_init,
81                 monitor_subsys_thread_update,
82                 NULL,   /* create */
83                 NULL    /* modify */
84         }, { 
85                 SLAPD_MONITOR_SASL, SLAPD_MONITOR_SASL_NAME,    
86                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
87                 MONITOR_F_NONE,
88                 NULL,   /* init */
89                 NULL,   /* update */
90                 NULL,   /* create */
91                 NULL    /* modify */
92         }, { 
93                 SLAPD_MONITOR_TLS, SLAPD_MONITOR_TLS_NAME,
94                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
95                 MONITOR_F_NONE,
96                 NULL,   /* init */
97                 NULL,   /* update */
98                 NULL,   /* create */
99                 NULL    /* modify */
100         }, { 
101                 SLAPD_MONITOR_CONN, SLAPD_MONITOR_CONN_NAME,
102                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
103                 MONITOR_F_VOLATILE_CH,
104                 monitor_subsys_conn_init,
105                 monitor_subsys_conn_update,
106                 monitor_subsys_conn_create,
107                 NULL    /* modify */
108         }, { 
109                 SLAPD_MONITOR_READW, SLAPD_MONITOR_READW_NAME,
110                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
111                 MONITOR_F_NONE,
112                 NULL,   /* init */
113                 monitor_subsys_readw_update,
114                 NULL,   /* create */
115                 NULL    /* modify */
116         }, { 
117                 SLAPD_MONITOR_WRITEW, SLAPD_MONITOR_WRITEW_NAME,
118                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
119                 MONITOR_F_NONE,
120                 NULL,   /* init */
121                 monitor_subsys_writew_update,
122                 NULL,   /* create */
123                 NULL    /* modify */
124         }, { 
125                 SLAPD_MONITOR_LOG, SLAPD_MONITOR_LOG_NAME,
126                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
127                 MONITOR_F_NONE,
128                 monitor_subsys_log_init,
129                 NULL,   /* update */
130                 NULL,   /* create */
131                 monitor_subsys_log_modify
132         }, { 
133                 SLAPD_MONITOR_OPS, SLAPD_MONITOR_OPS_NAME,
134                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
135                 MONITOR_F_PERSISTENT_CH,
136                 monitor_subsys_ops_init,
137                 monitor_subsys_ops_update,
138                 NULL,   /* create */
139                 NULL,   /* modify */
140         }, { 
141                 SLAPD_MONITOR_SENT, SLAPD_MONITOR_SENT_NAME,
142                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
143                 MONITOR_F_PERSISTENT_CH,
144                 monitor_subsys_sent_init,
145                 monitor_subsys_sent_update,
146                 NULL,   /* create */
147                 NULL,   /* modify */
148         }, { 
149                 SLAPD_MONITOR_TIME, SLAPD_MONITOR_TIME_NAME,
150                 BER_BVNULL, BER_BVNULL, BER_BVNULL,
151                 MONITOR_F_PERSISTENT_CH,
152                 monitor_subsys_time_init,
153                 monitor_subsys_time_update,
154                 NULL,   /* create */
155                 NULL,   /* modify */
156         }, { -1, NULL }
157 };
158
159 #ifdef SLAPD_MONITOR_DYNAMIC
160
161 int
162 back_monitor_LTX_init_module( int argc, char *argv[] )
163 {
164         BackendInfo bi;
165
166         memset( &bi, '\0', sizeof(bi) );
167         bi.bi_type = "monitor";
168         bi.bi_init = monitor_back_initialize;
169         backend_add( &bi );
170         return 0;
171 }
172
173 #endif /* SLAPD_MONITOR_DYNAMIC */
174
175 int
176 monitor_back_initialize(
177         BackendInfo     *bi
178 )
179 {
180         static char *controls[] = {
181                 LDAP_CONTROL_MANAGEDSAIT,
182                 LDAP_CONTROL_VALUESRETURNFILTER,
183                 NULL
184         };
185
186         bi->bi_controls = controls;
187
188         bi->bi_init = 0;
189         bi->bi_open = 0;
190         bi->bi_config = monitor_back_config;
191         bi->bi_close = 0;
192         bi->bi_destroy = 0;
193
194         bi->bi_db_init = monitor_back_db_init;
195         bi->bi_db_config = monitor_back_db_config;
196         bi->bi_db_open = monitor_back_db_open;
197         bi->bi_db_close = 0;
198         bi->bi_db_destroy = monitor_back_db_destroy;
199
200         bi->bi_op_bind = monitor_back_bind;
201         bi->bi_op_unbind = 0;
202         bi->bi_op_search = monitor_back_search;
203         bi->bi_op_compare = monitor_back_compare;
204         bi->bi_op_modify = monitor_back_modify;
205         bi->bi_op_modrdn = 0;
206         bi->bi_op_add = 0;
207         bi->bi_op_delete = 0;
208         bi->bi_op_abandon = 0;
209
210         bi->bi_extended = 0;
211
212         bi->bi_entry_release_rw = 0;
213         bi->bi_chk_referrals = 0;
214         bi->bi_operational = monitor_back_operational;
215
216         /*
217          * hooks for slap tools
218          */
219         bi->bi_tool_entry_open = 0;
220         bi->bi_tool_entry_close = 0;
221         bi->bi_tool_entry_first = 0;
222         bi->bi_tool_entry_next = 0;
223         bi->bi_tool_entry_get = 0;
224         bi->bi_tool_entry_put = 0;
225         bi->bi_tool_entry_reindex = 0;
226         bi->bi_tool_sync = 0;
227
228         bi->bi_connection_init = 0;
229         bi->bi_connection_destroy = 0;
230
231         return 0;
232 }
233
234 int
235 monitor_back_db_init(
236         BackendDB       *be
237 )
238 {
239         struct monitorinfo      *mi;
240         Entry                   *e, *e_tmp;
241         struct monitorentrypriv *mp;
242         int                     i, rc;
243         char                    buf[1024], *end_of_line;
244         struct berval           dn, ndn;
245         const char              *text;
246         struct berval           bv;
247         struct m_s {
248                 char    *name;
249                 char    *schema;
250                 int     offset;
251         } moc[] = {
252 #ifdef MONITOR_DEVEL
253                 { "monitorServer", "( 1.3.6.1.4.1.4203.666.3.7 "
254                         "NAME 'monitorServer' "
255                         "DESC 'Server monitoring root entry' "
256                         "SUP monitor STRUCTURAL )",
257                         offsetof(struct monitorinfo, monitor_oc_monitorServer) },
258                 { "monitorContainer", "( 1.3.6.1.4.1.4203.666.3.8 "
259                         "NAME 'monitorContainer' "
260                         "DESC 'monitor container class' "
261                         "SUP monitor STRUCTURAL )",
262                         offsetof(struct monitorinfo, monitor_oc_monitorContainer) },
263                 { "monitorCounter", "( 1.3.6.1.4.1.4203.666.3.8 "
264                         "NAME 'monitorCounter' "
265                         "DESC 'monitor counter class' "
266                         "SUP monitor STRUCTURAL )",
267                         offsetof(struct monitorinfo, monitor_oc_monitorCounter) },
268                 { "monitorOperation", "( 1.3.6.1.4.1.4203.666.3.9 "
269                         "NAME 'monitorOperation' "
270                         "DESC 'monitor operation class' "
271                         "SUP monitor STRUCTURAL )",
272                         offsetof(struct monitorinfo, monitor_oc_monitorOperation) },
273                 { "monitorConnection", "( 1.3.6.1.4.1.4203.666.3.10 "
274                         "NAME 'monitorConnection' "
275                         "DESC 'monitor connection class' "
276                         "SUP monitor STRUCTURAL )",
277                         offsetof(struct monitorinfo, monitor_oc_monitorConnection) },
278                 { "managedObject", "( 1.3.6.1.4.1.4203.666.3.11 "
279                         "NAME 'managedObject' "
280                         "DESC 'monitor managed entity class' "
281                         "SUP monitor STRUCTURAL )",
282                         offsetof(struct monitorinfo, monitor_oc_managedObject) },
283                 { "monitoredObject", "( 1.3.6.1.4.1.4203.666.3.12 "
284                         "NAME 'monitoredObject' "
285                         "DESC 'monitor monitored entity class' "
286                         "SUP monitor STRUCTURAL )",
287                         offsetof(struct monitorinfo, monitor_oc_monitoredObject) },
288 #endif /* MONITOR_DEVEL */
289                 { NULL, NULL, -1 }
290         }, mat[] = {
291 #ifdef MONITOR_DEVEL
292                 { "monitoredInfo", "( 1.3.6.1.4.1.4203.666.1.14"
293                         "NAME 'monitoredInfo' "
294                         "DESC 'monitored info' "
295                         "SUP name "
296                         "NO-USER-MODIFICATION )",
297                         offsetof(struct monitorinfo, monitor_ad_monitoredInfo) },
298                 { "managedInfo", "( 1.3.6.1.4.1.4203.666.1.15 "
299                         "NAME 'managedInfo' "
300                         "DESC 'monitor managed info' "
301                         "SUP name )",
302                         offsetof(struct monitorinfo, monitor_ad_managedInfo) },
303                 { "monitorCounter", "( 1.3.6.1.4.1.4203.666.1.16 "
304                         "NAME 'monitorCounter' "
305                         "DESC 'monitor counter' "
306                         "EQUALITY integerMatch "
307                         "ORDERING integerOrderingMatch "
308                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 "
309                         "NO-USER-MODIFICATION )",
310                         offsetof(struct monitorinfo, monitor_ad_monitorCounter) },
311                 { "monitorOpCompleted", "( 1.3.6.1.4.1.4203.666.1.17 "
312                         "NAME 'monitorOpCompleted' "
313                         "DESC 'monitor completed operations' "
314                         "SUP monitorCounter )",
315                         offsetof(struct monitorinfo, monitor_ad_monitorOpCompleted) },
316                 { "monitorOpInitiated", "( 1.3.6.1.4.1.4203.666.1.18 "
317                         "NAME 'monitorOpInitiated' "
318                         "DESC 'monitor initiated operations' "
319                         "SUP monitorCounter )",
320                         offsetof(struct monitorinfo, monitor_ad_monitorOpInitiated) },
321                 { "monitorConnectionNumber", "( 1.3.6.1.4.1.4203.666.1.19 "
322                         "NAME 'monitorConnectionNumber' "
323                         "DESC 'monitor connection number' "
324                         "SUP monitorCounter )",
325                         offsetof(struct monitorinfo, monitor_ad_monitorConnectionNumber) },
326                 { "monitorConnectionAuthzDN", "( 1.3.6.1.4.1.4203.666.1.20 "
327                         "NAME 'monitorConnectionAuthzDN' "
328                         "DESC 'monitor connection authorization DN' "
329                         "SUP distinguishedName "
330                         "NO-USER-MODIFICATION )",
331                         offsetof(struct monitorinfo, monitor_ad_monitorConnectionAuthzDN) },
332                 { "monitorConnectionLocalAddress", "( 1.3.6.1.4.1.4203.666.1.21 "
333                         "NAME 'monitorConnectionLocalAddress' "
334                         "DESC 'monitor connection local address' "
335                         "SUP monitoredInfo )",
336                         offsetof(struct monitorinfo,
337                                 monitor_ad_monitorConnectionLocalAddress) },
338                 { "monitorConnectionPeerAddress", "( 1.3.6.1.4.1.4203.666.1.22 "
339                         "NAME 'monitorConnectionPeerAddress' "
340                         "DESC 'monitor connection peer address' "
341                         "SUP monitoredInfo )",
342                         offsetof(struct monitorinfo,
343                                 monitor_ad_monitorConnectionPeerAddress) },
344 #endif /* MONITOR_DEVEL */
345                 { NULL, NULL, -1 }
346         };
347
348         /*
349          * database monitor can be defined once only
350          */
351         if ( be_monitor ) {
352 #ifdef NEW_LOGGING
353                 LDAP_LOG( OPERATION, CRIT,
354                         "only one monitor backend is allowed\n", 0, 0, 0);
355 #else
356                 Debug( LDAP_DEBUG_ANY,
357                         "only one monitor backend is allowed\n", 0, 0, 0 );
358 #endif
359                 return( -1 );
360         }
361         be_monitor = be;
362
363         /* indicate system schema supported */
364         be->be_flags |= SLAP_BFLAG_MONITOR;
365
366         dn.bv_val = SLAPD_MONITOR_DN;
367         dn.bv_len = sizeof( SLAPD_MONITOR_DN ) - 1;
368
369         rc = dnNormalize2( NULL, &dn, &ndn, NULL );
370         if( rc != LDAP_SUCCESS ) {
371 #ifdef NEW_LOGGING
372                 LDAP_LOG( OPERATION, CRIT,
373                         "unable to normalize monitor DN \"" SLAPD_MONITOR_DN
374                         "\"\n" , 0, 0, 0 );
375 #else
376                 Debug( LDAP_DEBUG_ANY,
377                         "unable to normalize monitor DN \"" SLAPD_MONITOR_DN
378                         "\"\n", 0, 0, 0 );
379 #endif
380                 return -1;
381         }
382
383         ber_dupbv( &bv, &dn );
384         ber_bvarray_add( &be->be_suffix, &bv );
385         ber_bvarray_add( &be->be_nsuffix, &ndn );
386
387         mi = ( struct monitorinfo * )ch_calloc( sizeof( struct monitorinfo ), 1 );
388         if ( mi == NULL ) {
389 #ifdef NEW_LOGGING
390                 LDAP_LOG( OPERATION, CRIT,
391                         "unable to initialize monitor backend\n", 0, 0, 0 );
392 #else
393                 Debug( LDAP_DEBUG_ANY,
394                         "unable to initialize monitor backend\n", 0, 0, 0 );
395 #endif
396                 return -1;
397         }
398
399         ldap_pvt_thread_mutex_init( &mi->mi_cache_mutex );
400
401         for ( i = 0; moc[i].name; i++ ) {
402                 LDAPObjectClass         *oc;
403                 int                     code;
404                 const char              *err;
405                 ObjectClass             *Oc;
406
407                 oc = ldap_str2objectclass(moc[i].schema, &code, &err,
408                                 LDAP_SCHEMA_ALLOW_ALL );
409                 if ( !oc ) {
410 #ifdef NEW_LOGGING
411                         LDAP_LOG( OPERATION, CRIT,
412                                 "unable to parse monitor objectclass '%s': "
413                                 "%s before %s\n" , moc[i].name,
414                                 ldap_scherr2str(code), err );
415 #else
416                         Debug( LDAP_DEBUG_ANY,
417                                 "unable to parse monitor objectclass '%s': "
418                                 "%s before %s\n" , moc[i].name,
419                                 ldap_scherr2str(code), err );
420 #endif
421                         return -1;
422                 }
423
424                 if ( oc->oc_oid == NULL ) {
425 #ifdef NEW_LOGGING
426                         LDAP_LOG( OPERATION, CRIT,
427                                 "objectclass '%s' has no OID\n" ,
428                                 moc[i].name, 0, 0 );
429 #else
430                         Debug( LDAP_DEBUG_ANY,
431                                 "objectclass '%s' has no OID\n" ,
432                                 moc[i].name, 0, 0 );
433 #endif
434                         return -1;
435                 }
436
437                 code = oc_add(oc,1,&err);
438                 if ( code ) {
439 #ifdef NEW_LOGGING
440                         LDAP_LOG( OPERATION, CRIT,
441                                 "objectclass '%s': %s before %s\n" ,
442                                 moc[i].name, scherr2str(code), err );
443 #else
444                         Debug( LDAP_DEBUG_ANY,
445                                 "objectclass '%s': %s before %s\n" ,
446                                 moc[i].name, scherr2str(code), err );
447 #endif
448                         return -1;
449                 }
450
451                 ldap_memfree(oc);
452
453                 Oc = oc_find( moc[i].name );
454                 if ( Oc == NULL ) {
455                         return -1;
456                 }
457
458                 ((ObjectClass **)&(((char *)mi)[moc[i].offset]))[0] = Oc;
459         }
460
461         for ( i = 0; mat[i].name; i++ ) {
462                 LDAPAttributeType *at;
463                 int             code;
464                 const char      *err;
465                 AttributeDescription **ad;
466
467                 at = ldap_str2attributetype( mat[i].schema, &code,
468                                 &err, LDAP_SCHEMA_ALLOW_ALL );
469                 if ( !at || at->at_oid == NULL ) {
470                         return 1;
471                 }
472
473                 code = at_add(at,&err);
474                 if ( code ) {
475                         return 1;
476                 }
477                 ldap_memfree(at);
478
479                 ad = ((AttributeDescription **)&(((char *)mi)[mat[i].offset]));
480                 ad[0] = NULL;
481                 if ( slap_str2ad( mat[i].name, ad, &text ) ) {
482 #ifdef NEW_LOGGING
483                         LDAP_LOG( OPERATION, CRIT,
484                                 "monitor_back_db_init: %s\n", text, 0, 0 );
485 #else
486                         Debug( LDAP_DEBUG_ANY,
487                                 "monitor_back_db_init: %s\n", text, 0, 0 );
488 #endif
489                         return -1;
490                 }
491         }
492
493         if ( slap_str2ad( "description", &mi->monitor_ad_description, &text ) ) {
494 #ifdef NEW_LOGGING
495                 LDAP_LOG( OPERATION, CRIT,
496                         "monitor_back_db_init: %s\n", text, 0, 0 );
497 #else
498                 Debug( LDAP_DEBUG_ANY,
499                         "monitor_back_db_init: %s\n", text, 0, 0 );
500 #endif
501                 return( -1 );
502         }
503
504         /*      
505          * Create all the subsystem specific entries
506          */
507         e_tmp = NULL;
508         for ( i = 0; monitor_subsys[ i ].mss_name != NULL; i++ ) {
509                 int             len = strlen( monitor_subsys[ i ].mss_name );
510                 struct berval   dn;
511                 int             rc;
512
513                 dn.bv_len = len + sizeof( "cn=" ) - 1;
514                 dn.bv_val = ch_calloc( sizeof( char ), dn.bv_len + 1 );
515                 strcpy( dn.bv_val, "cn=" );
516                 strcat( dn.bv_val, monitor_subsys[ i ].mss_name );
517                 rc = dnPretty2( NULL, &dn, &monitor_subsys[ i ].mss_rdn, NULL );
518                 free( dn.bv_val );
519                 if ( rc != LDAP_SUCCESS ) {
520 #ifdef NEW_LOGGING
521                         LDAP_LOG( OPERATION, CRIT,
522                                 "monitor RDN \"%s\" is invalid\n", 
523                                 dn.bv_val, 0, 0 );
524 #else
525                         Debug( LDAP_DEBUG_ANY,
526                                 "monitor RDN \"%s\" is invalid\n", 
527                                 dn.bv_val, 0, 0 );
528 #endif
529                         return( -1 );
530                 }
531
532                 dn.bv_len += sizeof( SLAPD_MONITOR_DN ); /* 1 for the , */
533                 dn.bv_val = ch_malloc( dn.bv_len + 1 );
534                 strcpy( dn.bv_val , monitor_subsys[ i ].mss_rdn.bv_val );
535                 strcat( dn.bv_val, "," SLAPD_MONITOR_DN );
536                 rc = dnPrettyNormal( NULL, &dn, &monitor_subsys[ i ].mss_dn,
537                         &monitor_subsys[ i ].mss_ndn, NULL );
538                 free( dn.bv_val );
539                 if ( rc != LDAP_SUCCESS ) {
540 #ifdef NEW_LOGGING
541                         LDAP_LOG( OPERATION, CRIT,
542                                 "monitor DN \"%s\" is invalid\n", 
543                                 dn.bv_val, 0, 0 );
544 #else
545                         Debug( LDAP_DEBUG_ANY,
546                                 "monitor DN \"%s\" is invalid\n", 
547                                 dn.bv_val, 0, 0 );
548 #endif
549                         return( -1 );
550                 }
551
552                 snprintf( buf, sizeof( buf ),
553                                 "dn: %s\n"
554                                 SLAPD_MONITOR_OBJECTCLASSES 
555                                 "cn: %s\n",
556                                 monitor_subsys[ i ].mss_dn.bv_val,
557                                 monitor_subsys[ i ].mss_name );
558                 
559                 e = str2entry( buf );
560                 
561                 if ( e == NULL) {
562 #ifdef NEW_LOGGING
563                         LDAP_LOG( OPERATION, CRIT,
564                                 "unable to create '%s' entry\n", 
565                                 monitor_subsys[ i ].mss_dn.bv_val, 0, 0 );
566 #else
567                         Debug( LDAP_DEBUG_ANY,
568                                 "unable to create '%s' entry\n", 
569                                 monitor_subsys[ i ].mss_dn.bv_val, 0, 0 );
570 #endif
571                         return( -1 );
572                 }
573
574                 mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
575                 e->e_private = ( void * )mp;
576                 mp->mp_info = &monitor_subsys[ i ];
577                 mp->mp_children = NULL;
578                 mp->mp_next = e_tmp;
579                 mp->mp_flags = monitor_subsys[ i ].mss_flags;
580
581                 if ( monitor_cache_add( mi, e ) ) {
582 #ifdef NEW_LOGGING
583                         LDAP_LOG( OPERATION, CRIT,
584                                 "unable to add entry '%s' to cache\n",
585                                 monitor_subsys[ i ].mss_dn.bv_val, 0, 0 );
586 #else
587                         Debug( LDAP_DEBUG_ANY,
588                                 "unable to add entry '%s' to cache\n",
589                                 monitor_subsys[ i ].mss_dn.bv_val, 0, 0 );
590 #endif
591                         return -1;
592                 }
593
594                 e_tmp = e;
595         }
596
597         /*
598          * creates the "cn=Monitor" entry 
599          */
600         snprintf( buf, sizeof( buf ), 
601                         "dn: " SLAPD_MONITOR_DN "\n"
602                         "objectClass: top\n"
603                         "objectClass: monitor\n"
604                         "objectClass: extensibleObject\n"
605                         "structuralObjectClass: monitor\n"
606                         "cn: Monitor" );
607
608         e = str2entry( buf );
609         if ( e == NULL) {
610 #ifdef NEW_LOGGING
611                 LDAP_LOG( OPERATION, CRIT,
612                         "unable to create '%s' entry\n",
613                         SLAPD_MONITOR_DN, 0, 0 );
614 #else
615                 Debug( LDAP_DEBUG_ANY,
616                         "unable to create '%s' entry\n%s%s",
617                         SLAPD_MONITOR_DN, "", "" );
618 #endif
619                 return( -1 );
620         }
621         bv.bv_val = (char *) Versionstr;
622         end_of_line = strchr( Versionstr, '\n' );
623         if ( end_of_line ) {
624                 bv.bv_len = end_of_line - Versionstr;
625         } else {
626                 bv.bv_len = strlen( Versionstr );
627         }
628         if ( attr_merge_normalize_one( e, mi->monitor_ad_description,
629                                 &bv, NULL ) ) {
630 #ifdef NEW_LOGGING
631                 LDAP_LOG( OPERATION, CRIT,
632                         "unable to add description to '%s' entry\n",
633                         SLAPD_MONITOR_DN, 0, 0 );
634 #else
635                 Debug( LDAP_DEBUG_ANY,
636                         "unable to add description to '%s' entry\n%s%s",
637                         SLAPD_MONITOR_DN, "", "" );
638 #endif
639                 return( -1 );
640         }
641
642         mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
643         e->e_private = ( void * )mp;
644
645         mp->mp_info = NULL;
646         mp->mp_children = e_tmp;
647         mp->mp_next = NULL;
648
649         if ( monitor_cache_add( mi, e ) ) {
650 #ifdef NEW_LOGGING
651                 LDAP_LOG( OPERATION, CRIT,
652                         "unable to add entry '%s' to cache\n",
653                         SLAPD_MONITOR_DN, 0, 0 );
654 #else
655                 Debug( LDAP_DEBUG_ANY,
656                         "unable to add entry '%s' to cache\n%s%s",
657                         SLAPD_MONITOR_DN, "", "" );
658 #endif
659                 return -1;
660         }
661
662         be->be_private = mi;
663         
664         return 0;
665 }
666
667 int
668 monitor_back_db_open(
669         BackendDB       *be
670 )
671 {
672         struct monitorsubsys    *ms;
673
674         assert( be );
675
676         /*
677          * opens the monitor backend
678          */
679         for ( ms = monitor_subsys; ms->mss_name != NULL; ms++ ) {
680                 if ( ms->mss_init && ( *ms->mss_init )( be ) ) {
681                         return( -1 );
682                 }
683         }
684
685         return( 0 );
686 }
687
688 int
689 monitor_back_config(
690         BackendInfo     *bi,
691         const char      *fname,
692         int             lineno,
693         int             argc,
694         char            **argv
695 )
696 {
697         /*
698          * eventually, will hold backend specific configuration parameters
699          */
700         return 0;
701 }
702
703 int
704 monitor_back_db_config(
705         Backend     *be,
706         const char  *fname,
707         int         lineno,
708         int         argc,
709         char        **argv
710 )
711 {
712         /*
713          * eventually, will hold database specific configuration parameters
714          */
715 #ifdef NEW_LOGGING
716         LDAP_LOG( CONFIG, INFO,
717                 "line %d of file '%s' will be ignored\n", lineno, fname, 0 );
718 #else
719         Debug( LDAP_DEBUG_CONFIG, 
720                 "line %d of file '%s' will be ignored\n%s", lineno, fname, "" );
721 #endif
722         return( 0 );
723 }
724
725 int
726 monitor_back_db_destroy(
727         BackendDB       *be
728 )
729 {
730         /*
731          * FIXME: destroys all the data
732          */
733         return 0;
734 }
735