git.sur5r.net Git - openldap/blob - servers/slapd/back-bdb/delete.c

   1 /* delete.c - bdb backend delete routine */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2000-2004 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
  22 #include "back-bdb.h"
  23 #include "external.h"
  24
  25 int
  26 bdb_delete( Operation *op, SlapReply *rs )
  27 {
  28         struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
  29         Entry   *matched = NULL;
  30         struct berval   pdn = {0, NULL};
  31         Entry   *e = NULL;
  32         Entry   *p = NULL;
  33         EntryInfo       *ei = NULL, *eip = NULL;
  34         int             manageDSAit = get_manageDSAit( op );
  35         AttributeDescription *children = slap_schema.si_ad_children;
  36         AttributeDescription *entry = slap_schema.si_ad_entry;
  37         DB_TXN          *ltid = NULL, *lt2;
  38         struct bdb_op_info opinfo;
  39
  40         u_int32_t       locker = 0;
  41         DB_LOCK         lock, plock;
  42
  43         int             num_retries = 0;
  44
  45         Operation* ps_list;
  46         int     rc;
  47         EntryInfo   *suffix_ei;
  48         Entry       *ctxcsn_e;
  49         int         ctxcsn_added = 0;
  50
  51         LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
  52         int num_ctrls = 0;
  53
  54 #ifdef NEW_LOGGING
  55         LDAP_LOG ( OPERATION, ARGS,  "==> bdb_delete: %s\n", op->o_req_dn.bv_val, 0, 0 );
  56 #else
  57         Debug( LDAP_DEBUG_ARGS, "==> bdb_delete: %s\n",
  58                 op->o_req_dn.bv_val, 0, 0 );
  59 #endif
  60
  61         if( 0 ) {
  62 retry:  /* transaction retry */
  63                 if( e != NULL ) {
  64                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
  65                         e = NULL;
  66                 }
  67 #ifdef NEW_LOGGING
  68                 LDAP_LOG ( OPERATION, DETAIL1,
  69                         "==> bdb_delete: retrying...\n", 0, 0, 0 );
  70 #else
  71                 Debug( LDAP_DEBUG_TRACE, "==> bdb_delete: retrying...\n",
  72                         0, 0, 0 );
  73 #endif
  74                 rs->sr_err = TXN_ABORT( ltid );
  75                 ltid = NULL;
  76                 op->o_private = NULL;
  77                 op->o_do_not_cache = opinfo.boi_acl_cache;
  78                 if( rs->sr_err != 0 ) {
  79                         rs->sr_err = LDAP_OTHER;
  80                         rs->sr_text = "internal error";
  81                         goto return_results;
  82                 }
  83                 ldap_pvt_thread_yield();
  84                 bdb_trans_backoff( ++num_retries );
  85         }
  86
  87         /* begin transaction */
  88         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
  89                 bdb->bi_db_opflags );
  90         rs->sr_text = NULL;
  91         if( rs->sr_err != 0 ) {
  92 #ifdef NEW_LOGGING
  93                 LDAP_LOG ( OPERATION, ERR,
  94                         "==> bdb_delete: txn_begin failed: %s (%d)\n",
  95                         db_strerror(rs->sr_err), rs->sr_err, 0 );
  96 #else
  97                 Debug( LDAP_DEBUG_TRACE,
  98                         "bdb_delete: txn_begin failed: %s (%d)\n",
  99                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 100 #endif
 101                 rs->sr_err = LDAP_OTHER;
 102                 rs->sr_text = "internal error";
 103                 goto return_results;
 104         }
 105
 106         locker = TXN_ID ( ltid );
 107
 108         opinfo.boi_bdb = op->o_bd;
 109         opinfo.boi_txn = ltid;
 110         opinfo.boi_locker = locker;
 111         opinfo.boi_err = 0;
 112         opinfo.boi_acl_cache = op->o_do_not_cache;
 113         op->o_private = &opinfo;
 114
 115         if ( !be_issuffix( op->o_bd, &op->o_req_ndn ) ) {
 116                 dnParent( &op->o_req_ndn, &pdn );
 117         }
 118
 119         /* get entry */
 120         rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1,
 121                 locker, &lock );
 122
 123         switch( rs->sr_err ) {
 124         case 0:
 125         case DB_NOTFOUND:
 126                 break;
 127         case DB_LOCK_DEADLOCK:
 128         case DB_LOCK_NOTGRANTED:
 129                 goto retry;
 130         case LDAP_BUSY:
 131                 rs->sr_text = "ldap server busy";
 132                 goto return_results;
 133         default:
 134                 rs->sr_err = LDAP_OTHER;
 135                 rs->sr_text = "internal error";
 136                 goto return_results;
 137         }
 138
 139         if ( rs->sr_err == 0 ) {
 140                 e = ei->bei_e;
 141                 eip = ei->bei_parent;
 142         } else {
 143                 matched = ei->bei_e;
 144         }
 145
 146         /* FIXME : dn2entry() should return non-glue entry */
 147         if ( e == NULL || ( !manageDSAit && is_entry_glue( e ))) {
 148 #ifdef NEW_LOGGING
 149                 LDAP_LOG ( OPERATION, ARGS,
 150                         "<=- bdb_delete: no such object %s\n", op->o_req_dn.bv_val, 0, 0);
 151 #else
 152                 Debug( LDAP_DEBUG_ARGS,
 153                         "<=- bdb_delete: no such object %s\n",
 154                         op->o_req_dn.bv_val, 0, 0);
 155 #endif
 156
 157                 if ( matched != NULL ) {
 158                         rs->sr_matched = ch_strdup( matched->e_dn );
 159                         rs->sr_ref = is_entry_referral( matched )
 160                                 ? get_entry_referrals( op, matched )
 161                                 : NULL;
 162                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, matched);
 163                         matched = NULL;
 164
 165                 } else {
 166                         BerVarray deref = NULL;
 167                         if ( !LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 168                                 syncinfo_t *si;
 169                                 LDAP_STAILQ_FOREACH( si, &op->o_bd->be_syncinfo, si_next ) {
 170                                         struct berval tmpbv;
 171                                         ber_dupbv( &tmpbv, &si->si_provideruri_bv[0] );
 172                                         ber_bvarray_add( &deref, &tmpbv );
 173                                 }
 174                         } else {
 175                                 deref = default_referral;
 176                         }
 177                         rs->sr_ref = referral_rewrite( deref, NULL, &op->o_req_dn,
 178                                 LDAP_SCOPE_DEFAULT );
 179                 }
 180
 181                 rs->sr_err = LDAP_REFERRAL;
 182                 send_ldap_result( op, rs );
 183
 184                 if ( rs->sr_ref != default_referral ) {
 185                         ber_bvarray_free( rs->sr_ref );
 186                 }
 187                 free( (char *)rs->sr_matched );
 188                 rs->sr_ref = NULL;
 189                 rs->sr_matched = NULL;
 190
 191                 rs->sr_err = -1;
 192                 goto done;
 193         }
 194
 195         bdb_cache_find_id( op, ltid, eip->bei_id, &eip, 0, locker, &plock );
 196         if ( eip ) p = eip->bei_e;
 197
 198         if ( pdn.bv_len != 0 ) {
 199                 if( p == NULL || !bvmatch( &pdn, &p->e_nname )) {
 200 #ifdef NEW_LOGGING
 201                         LDAP_LOG ( OPERATION, DETAIL1,
 202                                 "<=- bdb_delete: parent does not exist\n", 0, 0, 0 );
 203 #else
 204                         Debug( LDAP_DEBUG_TRACE,
 205                                 "<=- bdb_delete: parent does not exist\n",
 206                                 0, 0, 0);
 207 #endif
 208                         rs->sr_err = LDAP_OTHER;
 209                         rs->sr_text = "could not locate parent of entry";
 210                         goto return_results;
 211                 }
 212
 213                 /* check parent for "children" acl */
 214                 rs->sr_err = access_allowed( op, p,
 215                         children, NULL, ACL_WRITE, NULL );
 216
 217                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
 218                 p = NULL;
 219
 220                 if ( !rs->sr_err  ) {
 221                         switch( opinfo.boi_err ) {
 222                         case DB_LOCK_DEADLOCK:
 223                         case DB_LOCK_NOTGRANTED:
 224                                 goto retry;
 225                         }
 226
 227 #ifdef NEW_LOGGING
 228                         LDAP_LOG ( OPERATION, DETAIL1,
 229                                 "<=- bdb_delete: no write access to parent\n", 0, 0, 0 );
 230 #else
 231                         Debug( LDAP_DEBUG_TRACE,
 232                                 "<=- bdb_delete: no write access to parent\n",
 233                                 0, 0, 0 );
 234 #endif
 235                         rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 236                         rs->sr_text = "no write access to parent";
 237                         goto return_results;
 238                 }
 239
 240         } else {
 241                 /* no parent, must be root to delete */
 242                 if( ! be_isroot( op->o_bd, &op->o_ndn ) ) {
 243                         if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv )
 244                                 || be_isupdate( op->o_bd, &op->o_ndn ) ) {
 245                                 p = (Entry *)&slap_entry_root;
 246
 247                                 /* check parent for "children" acl */
 248                                 rs->sr_err = access_allowed( op, p,
 249                                         children, NULL, ACL_WRITE, NULL );
 250
 251                                 p = NULL;
 252
 253                                 if ( !rs->sr_err  ) {
 254                                         switch( opinfo.boi_err ) {
 255                                         case DB_LOCK_DEADLOCK:
 256                                         case DB_LOCK_NOTGRANTED:
 257                                                 goto retry;
 258                                         }
 259
 260 #ifdef NEW_LOGGING
 261                                         LDAP_LOG ( OPERATION, DETAIL1,
 262                                                 "<=- bdb_delete: no access to parent\n", 0, 0, 0 );
 263 #else
 264                                         Debug( LDAP_DEBUG_TRACE,
 265                                                 "<=- bdb_delete: no access "
 266                                                 "to parent\n", 0, 0, 0 );
 267 #endif
 268                                         rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 269                                         rs->sr_text = "no write access to parent";
 270                                         goto return_results;
 271                                 }
 272
 273                         } else {
 274 #ifdef NEW_LOGGING
 275                                 LDAP_LOG ( OPERATION, DETAIL1,
 276                                         "<=- bdb_delete: no parent and not root\n", 0, 0, 0 );
 277 #else
 278                                 Debug( LDAP_DEBUG_TRACE,
 279                                         "<=- bdb_delete: no parent "
 280                                         "and not root\n", 0, 0, 0);
 281 #endif
 282                                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 283                                 goto return_results;
 284                         }
 285                 }
 286         }
 287
 288         if ( get_assert( op ) &&
 289                 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
 290         {
 291                 rs->sr_err = LDAP_ASSERTION_FAILED;
 292                 goto return_results;
 293         }
 294
 295         rs->sr_err = access_allowed( op, e,
 296                 entry, NULL, ACL_WRITE, NULL );
 297
 298         if ( !rs->sr_err  ) {
 299                 switch( opinfo.boi_err ) {
 300                 case DB_LOCK_DEADLOCK:
 301                 case DB_LOCK_NOTGRANTED:
 302                         goto retry;
 303                 }
 304
 305 #ifdef NEW_LOGGING
 306                 LDAP_LOG ( OPERATION, DETAIL1,
 307                         "<=- bdb_delete: no write access to entry\n", 0, 0, 0 );
 308 #else
 309                 Debug( LDAP_DEBUG_TRACE,
 310                         "<=- bdb_delete: no write access to entry\n",
 311                         0, 0, 0 );
 312 #endif
 313                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 314                 rs->sr_text = "no write access to entry";
 315                 goto return_results;
 316         }
 317
 318         if ( !manageDSAit && is_entry_referral( e ) ) {
 319                 /* entry is a referral, don't allow delete */
 320                 rs->sr_ref = get_entry_referrals( op, e );
 321
 322 #ifdef NEW_LOGGING
 323                 LDAP_LOG ( OPERATION, DETAIL1,
 324                         "<=- bdb_delete: entry is referral\n", 0, 0, 0 );
 325 #else
 326                 Debug( LDAP_DEBUG_TRACE,
 327                         "bdb_delete: entry is referral\n", 0, 0, 0 );
 328 #endif
 329
 330                 rs->sr_err = LDAP_REFERRAL;
 331                 rs->sr_matched = e->e_name.bv_val;
 332                 send_ldap_result( op, rs );
 333
 334                 ber_bvarray_free( rs->sr_ref );
 335                 rs->sr_ref = NULL;
 336                 rs->sr_matched = NULL;
 337
 338                 rs->sr_err = 1;
 339                 goto done;
 340         }
 341
 342         /* pre-read */
 343         if( op->o_preread ) {
 344                 if( slap_read_controls( op, rs, e,
 345                         &slap_pre_read_bv, &ctrls[num_ctrls] ) )
 346                 {
 347 #ifdef NEW_LOGGING
 348                         LDAP_LOG ( OPERATION, DETAIL1,
 349                                 "<=- bdb_delete: pre-read failed!\n", 0, 0, 0 );
 350 #else
 351                         Debug( LDAP_DEBUG_TRACE,
 352                                 "<=- bdb_delete: pre-read failed!\n", 0, 0, 0 );
 353 #endif
 354                         goto return_results;
 355                 }
 356                 ctrls[++num_ctrls] = NULL;
 357         }
 358
 359         /* nested transaction */
 360         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, &lt2,
 361                 bdb->bi_db_opflags );
 362         rs->sr_text = NULL;
 363         if( rs->sr_err != 0 ) {
 364 #ifdef NEW_LOGGING
 365                 LDAP_LOG ( OPERATION, ERR,
 366                         "bdb_delete: txn_begin(2) failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
 367 #else
 368                 Debug( LDAP_DEBUG_TRACE,
 369                         "bdb_delete: txn_begin(2) failed: %s (%d)\n",
 370                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 371 #endif
 372                 rs->sr_err = LDAP_OTHER;
 373                 rs->sr_text = "internal error";
 374                 goto return_results;
 375         }
 376
 377         /* Can't do it if we have kids */
 378         rs->sr_err = bdb_cache_children( op, lt2, e );
 379         if( rs->sr_err != DB_NOTFOUND ) {
 380                 switch( rs->sr_err ) {
 381                 case DB_LOCK_DEADLOCK:
 382                 case DB_LOCK_NOTGRANTED:
 383                         goto retry;
 384                 case 0:
 385 #ifdef NEW_LOGGING
 386                         LDAP_LOG ( OPERATION, DETAIL1,
 387                                 "<=- bdb_delete: non-leaf %s\n", op->o_req_dn.bv_val, 0, 0 );
 388 #else
 389                         Debug(LDAP_DEBUG_ARGS,
 390                                 "<=- bdb_delete: non-leaf %s\n",
 391                                 op->o_req_dn.bv_val, 0, 0);
 392 #endif
 393                         rs->sr_err = LDAP_NOT_ALLOWED_ON_NONLEAF;
 394                         rs->sr_text = "subtree delete not supported";
 395                         break;
 396                 default:
 397 #ifdef NEW_LOGGING
 398                         LDAP_LOG ( OPERATION, ERR,
 399                                 "<=- bdb_delete: has_children failed %s (%d)\n",
 400                                 db_strerror(rs->sr_err), rs->sr_err, 0 );
 401 #else
 402                         Debug(LDAP_DEBUG_ARGS,
 403                                 "<=- bdb_delete: has_children failed: %s (%d)\n",
 404                                 db_strerror(rs->sr_err), rs->sr_err, 0 );
 405 #endif
 406                         rs->sr_err = LDAP_OTHER;
 407                         rs->sr_text = "internal error";
 408                 }
 409                 goto return_results;
 410         }
 411
 412         /* delete from dn2id */
 413         rs->sr_err = bdb_dn2id_delete( op, lt2, eip, e );
 414         if ( rs->sr_err != 0 ) {
 415 #ifdef NEW_LOGGING
 416                 LDAP_LOG ( OPERATION, ERR,
 417                         "<=- bdb_delete: dn2id failed: %s (%d)\n",
 418                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 419 #else
 420                 Debug(LDAP_DEBUG_TRACE,
 421                         "<=- bdb_delete: dn2id failed: %s (%d)\n",
 422                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 423 #endif
 424                 switch( rs->sr_err ) {
 425                 case DB_LOCK_DEADLOCK:
 426                 case DB_LOCK_NOTGRANTED:
 427                         goto retry;
 428                 }
 429                 rs->sr_text = "DN index delete failed";
 430                 rs->sr_err = LDAP_OTHER;
 431                 goto return_results;
 432         }
 433
 434         /* delete from id2entry */
 435         rs->sr_err = bdb_id2entry_delete( op->o_bd, lt2, e );
 436         if ( rs->sr_err != 0 ) {
 437 #ifdef NEW_LOGGING
 438                 LDAP_LOG ( OPERATION, ERR,
 439                         "<=- bdb_delete: id2entry failed: %s (%d)\n",
 440                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 441 #else
 442                 Debug(LDAP_DEBUG_TRACE,
 443                         "<=- bdb_delete: id2entry failed: %s (%d)\n",
 444                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 445 #endif
 446                 switch( rs->sr_err ) {
 447                 case DB_LOCK_DEADLOCK:
 448                 case DB_LOCK_NOTGRANTED:
 449                         goto retry;
 450                 }
 451                 rs->sr_text = "entry delete failed";
 452                 rs->sr_err = LDAP_OTHER;
 453                 goto return_results;
 454         }
 455
 456         /* delete indices for old attributes */
 457         rs->sr_err = bdb_index_entry_del( op, lt2, e );
 458         if ( rs->sr_err != LDAP_SUCCESS ) {
 459 #ifdef NEW_LOGGING
 460                 LDAP_LOG ( OPERATION, ERR,
 461                         "<=- bdb_delete: index failed: %s (%d)\n",
 462                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 463 #else
 464                 Debug( LDAP_DEBUG_TRACE,
 465                         "<=- bdb_delete: index failed: %s (%d)\n",
 466                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 467 #endif
 468                 switch( rs->sr_err ) {
 469                 case DB_LOCK_DEADLOCK:
 470                 case DB_LOCK_NOTGRANTED:
 471                         goto retry;
 472                 }
 473                 rs->sr_text = "entry index delete failed";
 474                 rs->sr_err = LDAP_OTHER;
 475                 goto return_results;
 476         }
 477         if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
 478                 rs->sr_err = LDAP_OTHER;
 479                 rs->sr_text = "txn_commit(2) failed";
 480                 goto return_results;
 481         }
 482
 483 #if 0   /* Do we want to reclaim deleted IDs? */
 484         ldap_pvt_thread_mutex_lock( &bdb->bi_lastid_mutex );
 485         if ( e->e_id == bdb->bi_lastid ) {
 486                 bdb_last_id( op->o_bd, ltid );
 487         }
 488         ldap_pvt_thread_mutex_unlock( &bdb->bi_lastid_mutex );
 489 #endif
 490
 491         if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 492                 rc = bdb_csn_commit( op, rs, ltid, ei, &suffix_ei,
 493                         &ctxcsn_e, &ctxcsn_added, locker );
 494                 switch ( rc ) {
 495                 case BDB_CSN_ABORT :
 496                         goto return_results;
 497                 case BDB_CSN_RETRY :
 498                         goto retry;
 499                 }
 500         }
 501
 502         if( op->o_noop ) {
 503                 if ( ( rs->sr_err = TXN_ABORT( ltid ) ) != 0 ) {
 504                         rs->sr_text = "txn_abort (no-op) failed";
 505                 } else {
 506                         rs->sr_err = LDAP_NO_OPERATION;
 507                         goto return_results;
 508                 }
 509         } else {
 510                 bdb_cache_delete( &bdb->bi_cache, e, bdb->bi_dbenv,
 511                         locker, &lock );
 512
 513                 if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 514                         if ( ctxcsn_added ) {
 515                                 bdb_cache_add( bdb, suffix_ei,
 516                                         ctxcsn_e, (struct berval *)&slap_ldapsync_cn_bv, locker );
 517                         }
 518                 }
 519
 520                 if ( rs->sr_err == LDAP_SUCCESS && !op->o_no_psearch ) {
 521                         ldap_pvt_thread_rdwr_rlock( &bdb->bi_pslist_rwlock );
 522                         LDAP_LIST_FOREACH( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
 523                                 bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_DELETE );
 524                         }
 525                         ldap_pvt_thread_rdwr_runlock( &bdb->bi_pslist_rwlock );
 526                 }
 527
 528                 rs->sr_err = TXN_COMMIT( ltid, 0 );
 529         }
 530         ltid = NULL;
 531         op->o_private = NULL;
 532
 533         if( rs->sr_err != 0 ) {
 534 #ifdef NEW_LOGGING
 535                 LDAP_LOG ( OPERATION, ERR,
 536                         "bdb_delete: txn_%s failed: %s (%d)\n",
 537                         op->o_noop ? "abort (no-op)" : "commit",
 538                         db_strerror(rs->sr_err), rs->sr_err );
 539 #else
 540                 Debug( LDAP_DEBUG_TRACE,
 541                         "bdb_delete: txn_%s failed: %s (%d)\n",
 542                         op->o_noop ? "abort (no-op)" : "commit",
 543                         db_strerror(rs->sr_err), rs->sr_err );
 544 #endif
 545                 rs->sr_err = LDAP_OTHER;
 546                 rs->sr_text = "commit failed";
 547
 548                 goto return_results;
 549         }
 550
 551 #ifdef NEW_LOGGING
 552         LDAP_LOG ( OPERATION, RESULTS,
 553                 "bdb_delete: deleted%s id=%08lx db=\"%s\"\n",
 554                 op->o_noop ? " (no-op)" : "",
 555                 e->e_id, e->e_dn );
 556 #else
 557         Debug( LDAP_DEBUG_TRACE,
 558                 "bdb_delete: deleted%s id=%08lx dn=\"%s\"\n",
 559                 op->o_noop ? " (no-op)" : "",
 560                 e->e_id, e->e_dn );
 561 #endif
 562         rs->sr_err = LDAP_SUCCESS;
 563         rs->sr_text = NULL;
 564         if( num_ctrls ) rs->sr_ctrls = ctrls;
 565
 566 return_results:
 567         send_ldap_result( op, rs );
 568
 569         if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 570                 ldap_pvt_thread_yield();
 571                 TXN_CHECKPOINT( bdb->bi_dbenv,
 572                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 573         }
 574
 575 done:
 576         /* free entry */
 577         if( e != NULL ) {
 578                 if ( rs->sr_err == LDAP_SUCCESS ) {
 579                         /* Free the EntryInfo and the Entry */
 580                         bdb_cache_delete_cleanup( &bdb->bi_cache, e );
 581                 } else {
 582                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
 583                 }
 584         }
 585
 586         if( ltid != NULL ) {
 587                 TXN_ABORT( ltid );
 588                 op->o_private = NULL;
 589         }
 590
 591         return rs->sr_err;
 592 }