1 /* modify.c - mdb backend modify routine */
2 /* $OpenLDAP$ */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 *
5 * Copyright 2000-2021 The OpenLDAP Foundation.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
10 * Public License.
11 *
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
15 */
16
17 #include "portable.h"
18
19 #include <stdio.h>
20 #include <ac/string.h>
21 #include <ac/time.h>
22
23 #include "back-mdb.h"
24
25 static struct berval scbva[] = {
26 BER_BVC("glue"),
27 BER_BVNULL
28 };
29
30 static void
mdb_modify_idxflags(Operation * op,AttributeDescription * desc,int got_delete,Attribute * newattrs,Attribute * oldattrs)31 mdb_modify_idxflags(
32 Operation *op,
33 AttributeDescription *desc,
34 int got_delete,
35 Attribute *newattrs,
36 Attribute *oldattrs )
37 {
38 struct berval ix_at;
39 AttrInfo *ai;
40
41 /* check if modified attribute was indexed
42 * but not in case of NOOP... */
43 ai = mdb_index_mask( op->o_bd, desc, &ix_at );
44 if ( ai ) {
45 if ( got_delete ) {
46 Attribute *ap;
47 struct berval ix2;
48
49 ap = attr_find( oldattrs, desc );
50 if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
51
52 /* Find all other attrs that index to same slot */
53 for ( ap = newattrs; ap; ap = ap->a_next ) {
54 ai = mdb_index_mask( op->o_bd, ap->a_desc, &ix2 );
55 if ( ai && ix2.bv_val == ix_at.bv_val )
56 ap->a_flags |= SLAP_ATTR_IXADD;
57 }
58
59 } else {
60 Attribute *ap;
61
62 ap = attr_find( newattrs, desc );
63 if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
64 }
65 }
66 }
67
mdb_modify_internal(Operation * op,MDB_txn * tid,Modifications * modlist,Entry * e,const char ** text,char * textbuf,size_t textlen)68 int mdb_modify_internal(
69 Operation *op,
70 MDB_txn *tid,
71 Modifications *modlist,
72 Entry *e,
73 const char **text,
74 char *textbuf,
75 size_t textlen )
76 {
77 int rc, err;
78 Modification *mod;
79 Modifications *ml;
80 Attribute *save_attrs;
81 Attribute *ap;
82 int glue_attr_delete = 0;
83 int got_delete;
84
85 Debug( LDAP_DEBUG_TRACE, "mdb_modify_internal: 0x%08lx: %s\n",
86 e->e_id, e->e_dn, 0);
87
88 if ( !acl_check_modlist( op, e, modlist )) {
89 return LDAP_INSUFFICIENT_ACCESS;
90 }
91
92 /* save_attrs will be disposed of by caller */
93 save_attrs = e->e_attrs;
94 e->e_attrs = attrs_dup( e->e_attrs );
95
96 for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
97 int match;
98 mod = &ml->sml_mod;
99 switch( mod->sm_op ) {
100 case LDAP_MOD_ADD:
101 case LDAP_MOD_REPLACE:
102 if ( mod->sm_desc == slap_schema.si_ad_structuralObjectClass ) {
103 value_match( &match, slap_schema.si_ad_structuralObjectClass,
104 slap_schema.si_ad_structuralObjectClass->
105 ad_type->sat_equality,
106 SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
107 &mod->sm_values[0], &scbva[0], text );
108 if ( !match ) glue_attr_delete = 1;
109 }
110 }
111 if ( glue_attr_delete )
112 break;
113 }
114
115 if ( glue_attr_delete ) {
116 Attribute **app = &e->e_attrs;
117 while ( *app != NULL ) {
118 if ( !is_at_operational( (*app)->a_desc->ad_type )) {
119 Attribute *save = *app;
120 *app = (*app)->a_next;
121 attr_free( save );
122 continue;
123 }
124 app = &(*app)->a_next;
125 }
126 }
127
128 for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
129 mod = &ml->sml_mod;
130 got_delete = 0;
131
132 switch ( mod->sm_op ) {
133 case LDAP_MOD_ADD:
134 Debug(LDAP_DEBUG_ARGS,
135 "mdb_modify_internal: add %s\n",
136 mod->sm_desc->ad_cname.bv_val, 0, 0);
137 err = modify_add_values( e, mod, get_permissiveModify(op),
138 text, textbuf, textlen );
139 if( err != LDAP_SUCCESS ) {
140 Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
141 err, *text, 0);
142 }
143 break;
144
145 case LDAP_MOD_DELETE:
146 if ( glue_attr_delete ) {
147 err = LDAP_SUCCESS;
148 break;
149 }
150
151 Debug(LDAP_DEBUG_ARGS,
152 "mdb_modify_internal: delete %s\n",
153 mod->sm_desc->ad_cname.bv_val, 0, 0);
154 err = modify_delete_values( e, mod, get_permissiveModify(op),
155 text, textbuf, textlen );
156 if( err != LDAP_SUCCESS ) {
157 Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
158 err, *text, 0);
159 } else {
160 got_delete = 1;
161 }
162 break;
163
164 case LDAP_MOD_REPLACE:
165 Debug(LDAP_DEBUG_ARGS,
166 "mdb_modify_internal: replace %s\n",
167 mod->sm_desc->ad_cname.bv_val, 0, 0);
168 err = modify_replace_values( e, mod, get_permissiveModify(op),
169 text, textbuf, textlen );
170 if( err != LDAP_SUCCESS ) {
171 Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
172 err, *text, 0);
173 } else {
174 got_delete = 1;
175 }
176 break;
177
178 case LDAP_MOD_INCREMENT:
179 Debug(LDAP_DEBUG_ARGS,
180 "mdb_modify_internal: increment %s\n",
181 mod->sm_desc->ad_cname.bv_val, 0, 0);
182 err = modify_increment_values( e, mod, get_permissiveModify(op),
183 text, textbuf, textlen );
184 if( err != LDAP_SUCCESS ) {
185 Debug(LDAP_DEBUG_ARGS,
186 "mdb_modify_internal: %d %s\n",
187 err, *text, 0);
188 } else {
189 got_delete = 1;
190 }
191 break;
192
193 case SLAP_MOD_SOFTADD:
194 Debug(LDAP_DEBUG_ARGS,
195 "mdb_modify_internal: softadd %s\n",
196 mod->sm_desc->ad_cname.bv_val, 0, 0);
197 /* Avoid problems in index_add_mods()
198 * We need to add index if necessary.
199 */
200 mod->sm_op = LDAP_MOD_ADD;
201
202 err = modify_add_values( e, mod, get_permissiveModify(op),
203 text, textbuf, textlen );
204
205 mod->sm_op = SLAP_MOD_SOFTADD;
206
207 if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) {
208 err = LDAP_SUCCESS;
209 }
210
211 if( err != LDAP_SUCCESS ) {
212 Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
213 err, *text, 0);
214 }
215 break;
216
217 case SLAP_MOD_SOFTDEL:
218 Debug(LDAP_DEBUG_ARGS,
219 "mdb_modify_internal: softdel %s\n",
220 mod->sm_desc->ad_cname.bv_val, 0, 0);
221 /* Avoid problems in index_delete_mods()
222 * We need to add index if necessary.
223 */
224 mod->sm_op = LDAP_MOD_DELETE;
225
226 err = modify_delete_values( e, mod, get_permissiveModify(op),
227 text, textbuf, textlen );
228
229 mod->sm_op = SLAP_MOD_SOFTDEL;
230
231 if ( err == LDAP_SUCCESS ) {
232 got_delete = 1;
233 } else if ( err == LDAP_NO_SUCH_ATTRIBUTE ) {
234 err = LDAP_SUCCESS;
235 }
236
237 if( err != LDAP_SUCCESS ) {
238 Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
239 err, *text, 0);
240 }
241 break;
242
243 case SLAP_MOD_ADD_IF_NOT_PRESENT:
244 if ( attr_find( e->e_attrs, mod->sm_desc ) != NULL ) {
245 /* skip */
246 err = LDAP_SUCCESS;
247 break;
248 }
249
250 Debug(LDAP_DEBUG_ARGS,
251 "mdb_modify_internal: add_if_not_present %s\n",
252 mod->sm_desc->ad_cname.bv_val, 0, 0);
253 /* Avoid problems in index_add_mods()
254 * We need to add index if necessary.
255 */
256 mod->sm_op = LDAP_MOD_ADD;
257
258 err = modify_add_values( e, mod, get_permissiveModify(op),
259 text, textbuf, textlen );
260
261 mod->sm_op = SLAP_MOD_ADD_IF_NOT_PRESENT;
262
263 if( err != LDAP_SUCCESS ) {
264 Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
265 err, *text, 0);
266 }
267 break;
268
269 default:
270 Debug(LDAP_DEBUG_ANY, "mdb_modify_internal: invalid op %d\n",
271 mod->sm_op, 0, 0);
272 *text = "Invalid modify operation";
273 err = LDAP_OTHER;
274 Debug(LDAP_DEBUG_ARGS, "mdb_modify_internal: %d %s\n",
275 err, *text, 0);
276 }
277
278 if ( err != LDAP_SUCCESS ) {
279 attrs_free( e->e_attrs );
280 e->e_attrs = save_attrs;
281 /* unlock entry, delete from cache */
282 return err;
283 }
284
285 /* If objectClass was modified, reset the flags */
286 if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
287 e->e_ocflags = 0;
288 }
289
290 if ( glue_attr_delete ) e->e_ocflags = 0;
291
292
293 /* check if modified attribute was indexed
294 * but not in case of NOOP... */
295 if ( !op->o_noop ) {
296 mdb_modify_idxflags( op, mod->sm_desc, got_delete, e->e_attrs, save_attrs );
297 }
298 }
299
300 /* check that the entry still obeys the schema */
301 ap = NULL;
302 rc = entry_schema_check( op, e, save_attrs, get_relax(op), 0, &ap,
303 text, textbuf, textlen );
304 if ( rc != LDAP_SUCCESS || op->o_noop ) {
305 attrs_free( e->e_attrs );
306 /* clear the indexing flags */
307 for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
308 ap->a_flags &= ~(SLAP_ATTR_IXADD|SLAP_ATTR_IXDEL);
309 }
310 e->e_attrs = save_attrs;
311
312 if ( rc != LDAP_SUCCESS ) {
313 Debug( LDAP_DEBUG_ANY,
314 "entry failed schema check: %s\n",
315 *text, 0, 0 );
316 }
317
318 /* if NOOP then silently revert to saved attrs */
319 return rc;
320 }
321
322 /* structuralObjectClass modified! */
323 if ( ap ) {
324 assert( ap->a_desc == slap_schema.si_ad_structuralObjectClass );
325 if ( !op->o_noop ) {
326 mdb_modify_idxflags( op, slap_schema.si_ad_structuralObjectClass,
327 1, e->e_attrs, save_attrs );
328 }
329 }
330
331 /* update the indices of the modified attributes */
332
333 /* start with deleting the old index entries */
334 for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
335 if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
336 struct berval *vals;
337 Attribute *a2;
338 ap->a_flags &= ~SLAP_ATTR_IXDEL;
339 a2 = attr_find( e->e_attrs, ap->a_desc );
340 if ( a2 ) {
341 /* need to detect which values were deleted */
342 int i, j;
343 /* let add know there were deletes */
344 if ( a2->a_flags & SLAP_ATTR_IXADD )
345 a2->a_flags |= SLAP_ATTR_IXDEL;
346 vals = op->o_tmpalloc( (ap->a_numvals + 1) *
347 sizeof(struct berval), op->o_tmpmemctx );
348 j = 0;
349 for ( i=0; i < ap->a_numvals; i++ ) {
350 rc = attr_valfind( a2, SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
351 &ap->a_nvals[i], NULL, op->o_tmpmemctx );
352 /* Save deleted values */
353 if ( rc == LDAP_NO_SUCH_ATTRIBUTE )
354 vals[j++] = ap->a_nvals[i];
355 }
356 BER_BVZERO(vals+j);
357 } else {
358 /* attribute was completely deleted */
359 vals = ap->a_nvals;
360 }
361 rc = 0;
362 if ( !BER_BVISNULL( vals )) {
363 rc = mdb_index_values( op, tid, ap->a_desc,
364 vals, e->e_id, SLAP_INDEX_DELETE_OP );
365 if ( rc != LDAP_SUCCESS ) {
366 Debug( LDAP_DEBUG_ANY,
367 "%s: attribute \"%s\" index delete failure\n",
368 op->o_log_prefix, ap->a_desc->ad_cname.bv_val, 0 );
369 attrs_free( e->e_attrs );
370 e->e_attrs = save_attrs;
371 }
372 }
373 if ( vals != ap->a_nvals )
374 op->o_tmpfree( vals, op->o_tmpmemctx );
375 if ( rc ) return rc;
376 }
377 }
378
379 /* add the new index entries */
380 for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
381 if (ap->a_flags & SLAP_ATTR_IXADD) {
382 ap->a_flags &= ~SLAP_ATTR_IXADD;
383 if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
384 /* if any values were deleted, we must readd index
385 * for all remaining values.
386 */
387 ap->a_flags &= ~SLAP_ATTR_IXDEL;
388 rc = mdb_index_values( op, tid, ap->a_desc,
389 ap->a_nvals,
390 e->e_id, SLAP_INDEX_ADD_OP );
391 } else {
392 int found = 0;
393 /* if this was only an add, we only need to index
394 * the added values.
395 */
396 for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
397 struct berval *vals;
398 if ( ml->sml_desc != ap->a_desc || !ml->sml_numvals )
399 continue;
400 found = 1;
401 switch( ml->sml_op ) {
402 case LDAP_MOD_ADD:
403 case LDAP_MOD_REPLACE:
404 case LDAP_MOD_INCREMENT:
405 case SLAP_MOD_SOFTADD:
406 case SLAP_MOD_ADD_IF_NOT_PRESENT:
407 if ( ml->sml_op == LDAP_MOD_INCREMENT )
408 vals = ap->a_nvals;
409 else if ( ml->sml_nvalues )
410 vals = ml->sml_nvalues;
411 else
412 vals = ml->sml_values;
413 rc = mdb_index_values( op, tid, ap->a_desc,
414 vals, e->e_id, SLAP_INDEX_ADD_OP );
415 break;
416 }
417 if ( rc )
418 break;
419 }
420 /* This attr was affected by a modify of a subtype, so
421 * there was no direct match in the modlist. Just readd
422 * all of its values.
423 */
424 if ( !found ) {
425 rc = mdb_index_values( op, tid, ap->a_desc,
426 ap->a_nvals,
427 e->e_id, SLAP_INDEX_ADD_OP );
428 }
429 }
430 if ( rc != LDAP_SUCCESS ) {
431 Debug( LDAP_DEBUG_ANY,
432 "%s: attribute \"%s\" index add failure\n",
433 op->o_log_prefix, ap->a_desc->ad_cname.bv_val, 0 );
434 attrs_free( e->e_attrs );
435 e->e_attrs = save_attrs;
436 return rc;
437 }
438 }
439 }
440
441 return rc;
442 }
443
444
445 int
mdb_modify(Operation * op,SlapReply * rs)446 mdb_modify( Operation *op, SlapReply *rs )
447 {
448 struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;
449 Entry *e = NULL;
450 int manageDSAit = get_manageDSAit( op );
451 char textbuf[SLAP_TEXT_BUFLEN];
452 size_t textlen = sizeof textbuf;
453 MDB_txn *txn = NULL;
454 mdb_op_info opinfo = {{{ 0 }}}, *moi = &opinfo;
455 Entry dummy = {0};
456
457 LDAPControl **preread_ctrl = NULL;
458 LDAPControl **postread_ctrl = NULL;
459 LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
460 int num_ctrls = 0;
461 int numads = mdb->mi_numads;
462
463 #ifdef LDAP_X_TXN
464 int settle = 0;
465 #endif
466
467 Debug( LDAP_DEBUG_ARGS, LDAP_XSTRING(mdb_modify) ": %s\n",
468 op->o_req_dn.bv_val, 0, 0 );
469
470 #ifdef LDAP_X_TXN
471 if( op->o_txnSpec ) {
472 /* acquire connection lock */
473 ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
474 if( op->o_conn->c_txn == CONN_TXN_INACTIVE ) {
475 rs->sr_text = "invalid transaction identifier";
476 rs->sr_err = LDAP_X_TXN_ID_INVALID;
477 goto txnReturn;
478 } else if( op->o_conn->c_txn == CONN_TXN_SETTLE ) {
479 settle=1;
480 goto txnReturn;
481 }
482
483 if( op->o_conn->c_txn_backend == NULL ) {
484 op->o_conn->c_txn_backend = op->o_bd;
485
486 } else if( op->o_conn->c_txn_backend != op->o_bd ) {
487 rs->sr_text = "transaction cannot span multiple database contexts";
488 rs->sr_err = LDAP_AFFECTS_MULTIPLE_DSAS;
489 goto txnReturn;
490 }
491
492 /* insert operation into transaction */
493
494 rs->sr_text = "transaction specified";
495 rs->sr_err = LDAP_X_TXN_SPECIFY_OKAY;
496
497 txnReturn:
498 /* release connection lock */
499 ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
500
501 if( !settle ) {
502 send_ldap_result( op, rs );
503 return rs->sr_err;
504 }
505 }
506 #endif
507
508 ctrls[num_ctrls] = NULL;
509
510 /* begin transaction */
511 rs->sr_err = mdb_opinfo_get( op, mdb, 0, &moi );
512 rs->sr_text = NULL;
513 if( rs->sr_err != 0 ) {
514 Debug( LDAP_DEBUG_TRACE,
515 LDAP_XSTRING(mdb_modify) ": txn_begin failed: "
516 "%s (%d)\n", mdb_strerror(rs->sr_err), rs->sr_err, 0 );
517 rs->sr_err = LDAP_OTHER;
518 rs->sr_text = "internal error";
519 goto return_results;
520 }
521 txn = moi->moi_txn;
522
523 /* Don't touch the opattrs, if this is a contextCSN update
524 * initiated from updatedn */
525 if ( !be_isupdate(op) || !op->orm_modlist || op->orm_modlist->sml_next ||
526 op->orm_modlist->sml_desc != slap_schema.si_ad_contextCSN ) {
527
528 slap_mods_opattrs( op, &op->orm_modlist, 1 );
529 }
530
531 /* get entry or ancestor */
532 rs->sr_err = mdb_dn2entry( op, txn, NULL, &op->o_req_ndn, &e, NULL, 1 );
533
534 if ( rs->sr_err != 0 ) {
535 Debug( LDAP_DEBUG_TRACE,
536 LDAP_XSTRING(mdb_modify) ": dn2entry failed (%d)\n",
537 rs->sr_err, 0, 0 );
538 switch( rs->sr_err ) {
539 case MDB_NOTFOUND:
540 break;
541 case LDAP_BUSY:
542 rs->sr_text = "ldap server busy";
543 goto return_results;
544 default:
545 rs->sr_err = LDAP_OTHER;
546 rs->sr_text = "internal error";
547 goto return_results;
548 }
549 }
550
551 /* acquire and lock entry */
552 /* FIXME: dn2entry() should return non-glue entry */
553 if (( rs->sr_err == MDB_NOTFOUND ) ||
554 ( !manageDSAit && e && is_entry_glue( e )))
555 {
556 if ( e != NULL ) {
557 rs->sr_matched = ch_strdup( e->e_dn );
558 if ( is_entry_referral( e )) {
559 BerVarray ref = get_entry_referrals( op, e );
560 rs->sr_ref = referral_rewrite( ref, &e->e_name,
561 &op->o_req_dn, LDAP_SCOPE_DEFAULT );
562 ber_bvarray_free( ref );
563 } else {
564 rs->sr_ref = NULL;
565 }
566 mdb_entry_return( op, e );
567 e = NULL;
568
569 } else {
570 rs->sr_ref = referral_rewrite( default_referral, NULL,
571 &op->o_req_dn, LDAP_SCOPE_DEFAULT );
572 }
573
574 rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED;
575 rs->sr_err = LDAP_REFERRAL;
576 send_ldap_result( op, rs );
577 goto done;
578 }
579
580 if ( !manageDSAit && is_entry_referral( e ) ) {
581 /* entry is a referral, don't allow modify */
582 rs->sr_ref = get_entry_referrals( op, e );
583
584 Debug( LDAP_DEBUG_TRACE,
585 LDAP_XSTRING(mdb_modify) ": entry is referral\n",
586 0, 0, 0 );
587
588 rs->sr_err = LDAP_REFERRAL;
589 rs->sr_matched = e->e_name.bv_val;
590 rs->sr_flags = REP_REF_MUSTBEFREED;
591 send_ldap_result( op, rs );
592 rs->sr_matched = NULL;
593 goto done;
594 }
595
596 if ( get_assert( op ) &&
597 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
598 {
599 rs->sr_err = LDAP_ASSERTION_FAILED;
600 goto return_results;
601 }
602
603 if( op->o_preread ) {
604 if( preread_ctrl == NULL ) {
605 preread_ctrl = &ctrls[num_ctrls++];
606 ctrls[num_ctrls] = NULL;
607 }
608 if ( slap_read_controls( op, rs, e,
609 &slap_pre_read_bv, preread_ctrl ) )
610 {
611 Debug( LDAP_DEBUG_TRACE,
612 "<=- " LDAP_XSTRING(mdb_modify) ": pre-read "
613 "failed!\n", 0, 0, 0 );
614 if ( op->o_preread & SLAP_CONTROL_CRITICAL ) {
615 /* FIXME: is it correct to abort
616 * operation if control fails? */
617 goto return_results;
618 }
619 }
620 }
621
622 /* Modify the entry */
623 dummy = *e;
624 rs->sr_err = mdb_modify_internal( op, txn, op->orm_modlist,
625 &dummy, &rs->sr_text, textbuf, textlen );
626
627 if( rs->sr_err != LDAP_SUCCESS ) {
628 Debug( LDAP_DEBUG_TRACE,
629 LDAP_XSTRING(mdb_modify) ": modify failed (%d)\n",
630 rs->sr_err, 0, 0 );
631 /* Only free attrs if they were dup'd. */
632 if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
633 goto return_results;
634 }
635
636 /* change the entry itself */
637 rs->sr_err = mdb_id2entry_update( op, txn, NULL, &dummy );
638 if ( rs->sr_err != 0 ) {
639 Debug( LDAP_DEBUG_TRACE,
640 LDAP_XSTRING(mdb_modify) ": id2entry update failed " "(%d)\n",
641 rs->sr_err, 0, 0 );
642 rs->sr_text = "entry update failed";
643 goto return_results;
644 }
645
646 if( op->o_postread ) {
647 if( postread_ctrl == NULL ) {
648 postread_ctrl = &ctrls[num_ctrls++];
649 ctrls[num_ctrls] = NULL;
650 }
651 if( slap_read_controls( op, rs, &dummy,
652 &slap_post_read_bv, postread_ctrl ) )
653 {
654 Debug( LDAP_DEBUG_TRACE,
655 "<=- " LDAP_XSTRING(mdb_modify)
656 ": post-read failed!\n", 0, 0, 0 );
657 if ( op->o_postread & SLAP_CONTROL_CRITICAL ) {
658 /* FIXME: is it correct to abort
659 * operation if control fails? */
660 goto return_results;
661 }
662 }
663 }
664
665 /* Only free attrs if they were dup'd. */
666 if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
667 if( moi == &opinfo ) {
668 LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.moi_oe, OpExtra, oe_next );
669 opinfo.moi_oe.oe_key = NULL;
670 if( op->o_noop ) {
671 mdb->mi_numads = numads;
672 mdb_txn_abort( txn );
673 rs->sr_err = LDAP_X_NO_OPERATION;
674 txn = NULL;
675 goto return_results;
676 } else {
677 rs->sr_err = mdb_txn_commit( txn );
678 if ( rs->sr_err )
679 mdb->mi_numads = numads;
680 txn = NULL;
681 }
682 }
683
684 if( rs->sr_err != 0 ) {
685 Debug( LDAP_DEBUG_ANY,
686 LDAP_XSTRING(mdb_modify) ": txn_%s failed: %s (%d)\n",
687 op->o_noop ? "abort (no-op)" : "commit",
688 mdb_strerror(rs->sr_err), rs->sr_err );
689 rs->sr_err = LDAP_OTHER;
690 rs->sr_text = "commit failed";
691
692 goto return_results;
693 }
694
695 Debug( LDAP_DEBUG_TRACE,
696 LDAP_XSTRING(mdb_modify) ": updated%s id=%08lx dn=\"%s\"\n",
697 op->o_noop ? " (no-op)" : "",
698 dummy.e_id, op->o_req_dn.bv_val );
699
700 rs->sr_err = LDAP_SUCCESS;
701 rs->sr_text = NULL;
702 if( num_ctrls ) rs->sr_ctrls = ctrls;
703
704 return_results:
705 if( dummy.e_attrs ) {
706 attrs_free( dummy.e_attrs );
707 }
708 send_ldap_result( op, rs );
709
710 #if 0
711 if( rs->sr_err == LDAP_SUCCESS && mdb->bi_txn_cp_kbyte ) {
712 TXN_CHECKPOINT( mdb->bi_dbenv,
713 mdb->bi_txn_cp_kbyte, mdb->bi_txn_cp_min, 0 );
714 }
715 #endif
716
717 done:
718 slap_graduate_commit_csn( op );
719
720 if( moi == &opinfo ) {
721 if( txn != NULL ) {
722 mdb->mi_numads = numads;
723 mdb_txn_abort( txn );
724 }
725 if ( opinfo.moi_oe.oe_key ) {
726 LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.moi_oe, OpExtra, oe_next );
727 }
728 } else {
729 moi->moi_ref--;
730 }
731
732 if( e != NULL ) {
733 mdb_entry_return( op, e );
734 }
735
736 if( preread_ctrl != NULL && (*preread_ctrl) != NULL ) {
737 slap_sl_free( (*preread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
738 slap_sl_free( *preread_ctrl, op->o_tmpmemctx );
739 }
740 if( postread_ctrl != NULL && (*postread_ctrl) != NULL ) {
741 slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
742 slap_sl_free( *postread_ctrl, op->o_tmpmemctx );
743 }
744
745 rs->sr_text = NULL;
746
747 return rs->sr_err;
748 }
749