1 /* modify.c - bdb backend modify routine */
4 * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
11 #include <ac/string.h>
17 int bdb_modify_internal(
20 Modifications *modlist,
29 Attribute *save_attrs;
33 LDAP_LOG ( OPERATION, ENTRY, "bdb_modify_internal: 0x%08lx: %s\n",
34 e->e_id, e->e_dn, 0 );
36 Debug( LDAP_DEBUG_TRACE, "bdb_modify_internal: 0x%08lx: %s\n",
40 if ( !acl_check_modlist( op, e, modlist )) {
41 return LDAP_INSUFFICIENT_ACCESS;
44 save_attrs = e->e_attrs;
45 e->e_attrs = attrs_dup( e->e_attrs );
47 for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
50 switch ( mod->sm_op ) {
53 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify_internal: add\n", 0,0,0);
55 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: add\n", 0, 0, 0);
57 err = modify_add_values( e, mod, get_permissiveModify(op),
58 text, textbuf, textlen );
59 if( err != LDAP_SUCCESS ) {
61 LDAP_LOG ( OPERATION, ERR,
62 "bdb_modify_internal: %d %s\n", err, *text, 0 );
64 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
72 LDAP_LOG ( OPERATION, DETAIL1,
73 "bdb_modify_internal: delete\n", 0, 0, 0 );
75 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: delete\n", 0, 0, 0);
77 err = modify_delete_values( e, mod, get_permissiveModify(op),
78 text, textbuf, textlen );
79 assert( err != LDAP_TYPE_OR_VALUE_EXISTS );
80 if( err != LDAP_SUCCESS ) {
82 LDAP_LOG ( OPERATION, ERR,
83 "bdb_modify_internal: %d %s\n", err, *text, 0 );
85 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
91 case LDAP_MOD_REPLACE:
93 LDAP_LOG ( OPERATION, DETAIL1,
94 "bdb_modify_internal: replace\n", 0, 0, 0 );
96 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: replace\n", 0, 0, 0);
98 err = modify_replace_values( e, mod, get_permissiveModify(op),
99 text, textbuf, textlen );
100 if( err != LDAP_SUCCESS ) {
102 LDAP_LOG ( OPERATION, ERR,
103 "bdb_modify_internal: %d %s\n", err, *text, 0 );
105 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
111 case SLAP_MOD_SOFTADD:
113 LDAP_LOG ( OPERATION, DETAIL1,
114 "bdb_modify_internal: softadd\n",0,0,0 );
116 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: softadd\n", 0, 0, 0);
118 /* Avoid problems in index_add_mods()
119 * We need to add index if necessary.
121 mod->sm_op = LDAP_MOD_ADD;
123 err = modify_add_values( e, mod, get_permissiveModify(op),
124 text, textbuf, textlen );
126 mod->sm_op = SLAP_MOD_SOFTADD;
128 if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) {
132 if( err != LDAP_SUCCESS ) {
134 LDAP_LOG ( OPERATION, ERR,
135 "bdb_modify_internal: %d %s\n", err, *text, 0 );
137 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
145 LDAP_LOG ( OPERATION, ERR,
146 "bdb_modify_internal: invalid op %d\n", mod->sm_op, 0, 0 );
148 Debug(LDAP_DEBUG_ANY, "bdb_modify_internal: invalid op %d\n",
151 *text = "Invalid modify operation";
154 LDAP_LOG ( OPERATION, ERR,
155 "bdb_modify_internal: %d %s\n", err, *text, 0 );
157 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
162 if ( err != LDAP_SUCCESS ) {
163 attrs_free( e->e_attrs );
164 e->e_attrs = save_attrs;
165 /* unlock entry, delete from cache */
169 /* If objectClass was modified, reset the flags */
170 if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
174 /* check if modified attribute was indexed
175 * but not in case of NOOP... */
176 err = bdb_index_is_indexed( op->o_bd, mod->sm_desc );
177 if ( err == LDAP_SUCCESS && !op->o_noop ) {
178 ap = attr_find( save_attrs, mod->sm_desc );
179 if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
181 ap = attr_find( e->e_attrs, mod->sm_desc );
182 if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
186 /* check that the entry still obeys the schema */
187 rc = entry_schema_check( op->o_bd, e, save_attrs, text, textbuf, textlen );
188 if ( rc != LDAP_SUCCESS || op->o_noop ) {
189 attrs_free( e->e_attrs );
190 e->e_attrs = save_attrs;
192 if ( rc != LDAP_SUCCESS ) {
194 LDAP_LOG ( OPERATION, ERR, "bdb_modify_internal: "
195 "entry failed schema check %s\n",
198 Debug( LDAP_DEBUG_ANY,
199 "entry failed schema check: %s\n",
204 /* if NOOP then silently revert to saved attrs */
208 /* update the indices of the modified attributes */
210 /* start with deleting the old index entries */
211 for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
212 if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
213 rc = bdb_index_values( op, tid, ap->a_desc,
215 e->e_id, SLAP_INDEX_DELETE_OP );
216 if ( rc != LDAP_SUCCESS ) {
217 attrs_free( e->e_attrs );
218 e->e_attrs = save_attrs;
220 LDAP_LOG ( OPERATION, ERR,
221 "bdb_modify_internal: attribute index delete failure\n",
224 Debug( LDAP_DEBUG_ANY,
225 "Attribute index delete failure",
230 ap->a_flags &= ~SLAP_ATTR_IXDEL;
234 /* add the new index entries */
235 for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
236 if (ap->a_flags & SLAP_ATTR_IXADD) {
237 rc = bdb_index_values( op, tid, ap->a_desc,
239 e->e_id, SLAP_INDEX_ADD_OP );
240 if ( rc != LDAP_SUCCESS ) {
241 attrs_free( e->e_attrs );
242 e->e_attrs = save_attrs;
244 LDAP_LOG ( OPERATION, ERR,
245 "bdb_modify_internal: attribute index add failure\n",
248 Debug( LDAP_DEBUG_ANY,
249 "Attribute index add failure",
254 ap->a_flags &= ~SLAP_ATTR_IXADD;
258 /* If we've done repeated mods on a cached entry, then e_attrs
259 * is no longer contiguous with the entry.
261 if( (void *) save_attrs != (void *) (e+1)) {
262 attrs_free( save_attrs );
270 bdb_modify( Operation *op, SlapReply *rs )
272 struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
273 Entry *matched = NULL;
275 int manageDSAit = get_manageDSAit( op );
276 char textbuf[SLAP_TEXT_BUFLEN];
277 size_t textlen = sizeof textbuf;
279 struct bdb_op_info opinfo;
281 u_int32_t locker = 0;
286 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
288 struct psid_entry *pm_list, *pm_prev;
292 LDAP_LOG ( OPERATION, ENTRY, "bdb_modify: %s\n", op->o_req_dn.bv_val, 0, 0 );
294 Debug( LDAP_DEBUG_ARGS, "bdb_modify: %s\n", op->o_req_dn.bv_val, 0, 0 );
298 retry: /* transaction retry */
300 bdb_cache_delete_entry(&bdb->bi_cache, e);
301 bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
304 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: retrying...\n", 0, 0, 0 );
306 Debug(LDAP_DEBUG_TRACE,
307 "bdb_modify: retrying...\n", 0, 0, 0);
310 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
311 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
312 while ( pm_list != NULL ) {
313 LDAP_LIST_REMOVE ( pm_list, ps_link );
315 pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
320 rs->sr_err = TXN_ABORT( ltid );
322 op->o_private = NULL;
323 op->o_do_not_cache = opinfo.boi_acl_cache;
324 if( rs->sr_err != 0 ) {
325 rs->sr_err = LDAP_OTHER;
326 rs->sr_text = "internal error";
329 ldap_pvt_thread_yield();
332 /* begin transaction */
333 rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id,
334 bdb->bi_db_opflags );
336 if( rs->sr_err != 0 ) {
338 LDAP_LOG ( OPERATION, DETAIL1,
339 "bdb_modify: txn_begin failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
341 Debug( LDAP_DEBUG_TRACE,
342 "bdb_modify: txn_begin failed: %s (%d)\n",
343 db_strerror(rs->sr_err), rs->sr_err, 0 );
345 rs->sr_err = LDAP_OTHER;
346 rs->sr_text = "internal error";
350 locker = TXN_ID ( ltid );
352 opinfo.boi_bdb = op->o_bd;
353 opinfo.boi_txn = ltid;
354 opinfo.boi_locker = locker;
356 opinfo.boi_acl_cache = op->o_do_not_cache;
357 op->o_private = &opinfo;
360 rs->sr_err = bdb_dn2entry_w( op->o_bd, ltid, &op->o_req_ndn, &e, &matched, 0, locker, &lock );
362 if ( rs->sr_err != 0 ) {
364 LDAP_LOG ( OPERATION, DETAIL1,
365 "bdb_modify: dn2entry failed: (%d)\n", rs->sr_err, 0, 0 );
367 Debug( LDAP_DEBUG_TRACE,
368 "bdb_modify: dn2entry failed (%d)\n",
371 switch( rs->sr_err ) {
372 case DB_LOCK_DEADLOCK:
373 case DB_LOCK_NOTGRANTED:
378 rs->sr_text = "ldap server busy";
381 rs->sr_err = LDAP_OTHER;
382 rs->sr_text = "internal error";
387 /* acquire and lock entry */
389 if ( matched != NULL ) {
390 rs->sr_matched = ch_strdup( matched->e_dn );
391 rs->sr_ref = is_entry_referral( matched )
392 ? get_entry_referrals( op, matched )
394 bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, matched);
398 rs->sr_ref = referral_rewrite( default_referral,
399 NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
402 rs->sr_err = LDAP_REFERRAL;
403 send_ldap_result( op, rs );
405 ber_bvarray_free( rs->sr_ref );
406 free( (char *)rs->sr_matched );
408 rs->sr_matched = NULL;
413 if ( !manageDSAit && is_entry_referral( e ) ) {
414 /* entry is a referral, don't allow modify */
415 rs->sr_ref = get_entry_referrals( op, e );
418 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: entry is referral\n", 0, 0, 0 );
420 Debug( LDAP_DEBUG_TRACE,
421 "bdb_modify: entry is referral\n",
425 rs->sr_err = LDAP_REFERRAL;
426 rs->sr_matched = e->e_name.bv_val;
427 send_ldap_result( op, rs );
429 ber_bvarray_free( rs->sr_ref );
431 rs->sr_matched = NULL;
435 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
436 if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop ) {
437 LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
438 bdb_psearch(op, rs, ps_list, e, LDAP_PSEARCH_BY_PREMODIFY );
443 /* Modify the entry */
444 rs->sr_err = bdb_modify_internal( op, ltid, op->oq_modify.rs_modlist, e,
445 &rs->sr_text, textbuf, textlen );
447 if( rs->sr_err != LDAP_SUCCESS ) {
449 LDAP_LOG ( OPERATION, ERR,
450 "bdb_modify: modify failed (%d)\n", rs->sr_err, 0, 0 );
452 Debug( LDAP_DEBUG_TRACE,
453 "bdb_modify: modify failed (%d)\n",
456 if ( (rs->sr_err == LDAP_INSUFFICIENT_ACCESS) && opinfo.boi_err ) {
457 rs->sr_err = opinfo.boi_err;
459 switch( rs->sr_err ) {
460 case DB_LOCK_DEADLOCK:
461 case DB_LOCK_NOTGRANTED:
467 /* change the entry itself */
468 rs->sr_err = bdb_id2entry_update( op->o_bd, ltid, e );
469 if ( rs->sr_err != 0 ) {
471 LDAP_LOG ( OPERATION, ERR,
472 "bdb_modify: id2entry update failed (%d)\n", rs->sr_err, 0, 0 );
474 Debug( LDAP_DEBUG_TRACE,
475 "bdb_modify: id2entry update failed (%d)\n",
478 switch( rs->sr_err ) {
479 case DB_LOCK_DEADLOCK:
480 case DB_LOCK_NOTGRANTED:
483 rs->sr_text = "entry update failed";
488 if ( ( rs->sr_err = TXN_ABORT( ltid ) ) != 0 ) {
489 rs->sr_text = "txn_abort (no-op) failed";
492 rs->sr_err = LDAP_SUCCESS;
495 rs->sr_err = TXN_COMMIT( ltid, 0 );
498 op->o_private = NULL;
500 if( rs->sr_err != 0 ) {
502 LDAP_LOG ( OPERATION, ERR,
503 "bdb_modify: txn_%s failed %s (%d)\n",
504 op->o_noop ? "abort (no_op)" : "commit", db_strerror(rs->sr_err), rs->sr_err );
506 Debug( LDAP_DEBUG_TRACE,
507 "bdb_modify: txn_%s failed: %s (%d)\n",
508 op->o_noop ? "abort (no-op)" : "commit",
509 db_strerror(rs->sr_err), rs->sr_err );
511 rs->sr_err = LDAP_OTHER;
512 rs->sr_text = "commit failed";
516 LDAP_LOG ( OPERATION, DETAIL1,
517 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
518 op->o_noop ? " (no_op)" : "", e->e_id, e->e_dn );
520 Debug( LDAP_DEBUG_TRACE,
521 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
522 op->o_noop ? " (no-op)" : "",
525 rs->sr_err = LDAP_SUCCESS;
530 send_ldap_result( op, rs );
532 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
533 if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop ) {
534 /* Loop through in-scope entries for each psearch spec */
535 LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
536 bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_MODIFY );
538 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
539 while ( pm_list != NULL ) {
540 bdb_psearch(op, rs, pm_list->ps_op,
541 e, LDAP_PSEARCH_BY_SCOPEOUT);
542 LDAP_LIST_REMOVE ( pm_list, ps_link );
544 pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
550 if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
551 ldap_pvt_thread_yield();
552 TXN_CHECKPOINT( bdb->bi_dbenv,
553 bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
558 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
559 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
560 while ( pm_list != NULL ) {
561 LDAP_LIST_REMOVE ( pm_list, ps_link );
563 pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
568 op->o_private = NULL;
572 bdb_unlocked_cache_return_entry_w (&bdb->bi_cache, e);
574 return ( ( rs->sr_err == LDAP_SUCCESS ) ? noop : rs->sr_err );