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 **preread_ctrl = NULL;
  52         LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
  53         int num_ctrls = 0;
  54
  55         int     parent_is_glue = 0;
  56         int parent_is_leaf = 0;
  57
  58         ctrls[num_ctrls] = 0;
  59
  60 #ifdef NEW_LOGGING
  61         LDAP_LOG ( OPERATION, ARGS, "==> bdb_delete: %s\n",
  62                 op->o_req_dn.bv_val, 0, 0 );
  63 #else
  64         Debug( LDAP_DEBUG_ARGS, "==> bdb_delete: %s\n",
  65                 op->o_req_dn.bv_val, 0, 0 );
  66 #endif
  67
  68         if( 0 ) {
  69 retry:  /* transaction retry */
  70                 if( e != NULL ) {
  71                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
  72                         e = NULL;
  73                 }
  74                 if( p != NULL ) {
  75                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
  76                         p = NULL;
  77                 }
  78 #ifdef NEW_LOGGING
  79                 LDAP_LOG ( OPERATION, DETAIL1,
  80                         "==> bdb_delete: retrying...\n", 0, 0, 0 );
  81 #else
  82                 Debug( LDAP_DEBUG_TRACE, "==> bdb_delete: retrying...\n",
  83                         0, 0, 0 );
  84 #endif
  85                 rs->sr_err = TXN_ABORT( ltid );
  86                 ltid = NULL;
  87                 op->o_private = NULL;
  88                 op->o_do_not_cache = opinfo.boi_acl_cache;
  89                 if( rs->sr_err != 0 ) {
  90                         rs->sr_err = LDAP_OTHER;
  91                         rs->sr_text = "internal error";
  92                         goto return_results;
  93                 }
  94                 parent_is_glue = 0;
  95                 parent_is_leaf = 0;
  96                 ldap_pvt_thread_yield();
  97                 bdb_trans_backoff( ++num_retries );
  98         }
  99
 100         /* begin transaction */
 101         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
 102                 bdb->bi_db_opflags );
 103         rs->sr_text = NULL;
 104         if( rs->sr_err != 0 ) {
 105 #ifdef NEW_LOGGING
 106                 LDAP_LOG ( OPERATION, ERR,
 107                         "==> bdb_delete: txn_begin failed: %s (%d)\n",
 108                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 109 #else
 110                 Debug( LDAP_DEBUG_TRACE,
 111                         "bdb_delete: txn_begin failed: %s (%d)\n",
 112                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 113 #endif
 114                 rs->sr_err = LDAP_OTHER;
 115                 rs->sr_text = "internal error";
 116                 goto return_results;
 117         }
 118
 119         locker = TXN_ID ( ltid );
 120
 121         opinfo.boi_bdb = op->o_bd;
 122         opinfo.boi_txn = ltid;
 123         opinfo.boi_locker = locker;
 124         opinfo.boi_err = 0;
 125         opinfo.boi_acl_cache = op->o_do_not_cache;
 126         op->o_private = &opinfo;
 127
 128         if ( !be_issuffix( op->o_bd, &op->o_req_ndn ) ) {
 129                 dnParent( &op->o_req_ndn, &pdn );
 130         }
 131
 132         /* get entry */
 133         rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1,
 134                 locker, &lock );
 135
 136         switch( rs->sr_err ) {
 137         case 0:
 138         case DB_NOTFOUND:
 139                 break;
 140         case DB_LOCK_DEADLOCK:
 141         case DB_LOCK_NOTGRANTED:
 142                 goto retry;
 143         case LDAP_BUSY:
 144                 rs->sr_text = "ldap server busy";
 145                 goto return_results;
 146         default:
 147                 rs->sr_err = LDAP_OTHER;
 148                 rs->sr_text = "internal error";
 149                 goto return_results;
 150         }
 151
 152         if ( rs->sr_err == 0 ) {
 153                 e = ei->bei_e;
 154                 eip = ei->bei_parent;
 155         } else {
 156                 matched = ei->bei_e;
 157         }
 158
 159         /* FIXME : dn2entry() should return non-glue entry */
 160         if ( e == NULL || ( !manageDSAit && is_entry_glue( e ))) {
 161 #ifdef NEW_LOGGING
 162                 LDAP_LOG ( OPERATION, ARGS,
 163                         "<=- bdb_delete: no such object %s\n", op->o_req_dn.bv_val, 0, 0);
 164 #else
 165                 Debug( LDAP_DEBUG_ARGS,
 166                         "<=- bdb_delete: no such object %s\n",
 167                         op->o_req_dn.bv_val, 0, 0);
 168 #endif
 169
 170                 if ( matched != NULL ) {
 171                         rs->sr_matched = ch_strdup( matched->e_dn );
 172                         rs->sr_ref = is_entry_referral( matched )
 173                                 ? get_entry_referrals( op, matched )
 174                                 : NULL;
 175                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, matched);
 176                         matched = NULL;
 177
 178                 } else {
 179                         BerVarray deref = NULL;
 180                         if ( !LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 181                                 syncinfo_t *si;
 182                                 LDAP_STAILQ_FOREACH( si, &op->o_bd->be_syncinfo, si_next ) {
 183                                         struct berval tmpbv;
 184                                         ber_dupbv( &tmpbv, &si->si_provideruri_bv[0] );
 185                                         ber_bvarray_add( &deref, &tmpbv );
 186                                 }
 187                         } else {
 188                                 deref = default_referral;
 189                         }
 190                         rs->sr_ref = referral_rewrite( deref, NULL, &op->o_req_dn,
 191                                 LDAP_SCOPE_DEFAULT );
 192                 }
 193
 194                 rs->sr_err = LDAP_REFERRAL;
 195                 send_ldap_result( op, rs );
 196
 197                 if ( rs->sr_ref != default_referral ) {
 198                         ber_bvarray_free( rs->sr_ref );
 199                 }
 200                 free( (char *)rs->sr_matched );
 201                 rs->sr_ref = NULL;
 202                 rs->sr_matched = NULL;
 203
 204                 rs->sr_err = -1;
 205                 goto done;
 206         }
 207
 208         rc = bdb_cache_find_id( op, ltid, eip->bei_id, &eip, 0, locker, &plock );
 209         switch( rc ) {
 210         case DB_LOCK_DEADLOCK:
 211         case DB_LOCK_NOTGRANTED:
 212                 goto retry;
 213         case 0:
 214         case DB_NOTFOUND:
 215                 break;
 216         default:
 217                 rs->sr_err = LDAP_OTHER;
 218                 rs->sr_text = "internal error";
 219                 goto return_results;
 220         }
 221         if ( eip ) p = eip->bei_e;
 222
 223         if ( pdn.bv_len != 0 ) {
 224                 if( p == NULL || !bvmatch( &pdn, &p->e_nname )) {
 225 #ifdef NEW_LOGGING
 226                         LDAP_LOG ( OPERATION, DETAIL1,
 227                                 "<=- bdb_delete: parent does not exist\n", 0, 0, 0 );
 228 #else
 229                         Debug( LDAP_DEBUG_TRACE,
 230                                 "<=- bdb_delete: parent does not exist\n",
 231                                 0, 0, 0);
 232 #endif
 233                         rs->sr_err = LDAP_OTHER;
 234                         rs->sr_text = "could not locate parent of entry";
 235                         goto return_results;
 236                 }
 237
 238                 /* check parent for "children" acl */
 239                 rs->sr_err = access_allowed( op, p,
 240                         children, NULL, ACL_WRITE, NULL );
 241
 242                 if ( !rs->sr_err  ) {
 243                         switch( opinfo.boi_err ) {
 244                         case DB_LOCK_DEADLOCK:
 245                         case DB_LOCK_NOTGRANTED:
 246                                 goto retry;
 247                         }
 248
 249 #ifdef NEW_LOGGING
 250                         LDAP_LOG ( OPERATION, DETAIL1,
 251                                 "<=- bdb_delete: no write access to parent\n", 0, 0, 0 );
 252 #else
 253                         Debug( LDAP_DEBUG_TRACE,
 254                                 "<=- bdb_delete: no write access to parent\n",
 255                                 0, 0, 0 );
 256 #endif
 257                         rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 258                         rs->sr_text = "no write access to parent";
 259                         goto return_results;
 260                 }
 261
 262         } else {
 263                 /* no parent, must be root to delete */
 264                 if( ! be_isroot( op ) ) {
 265                         if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv )
 266                                 || be_shadow_update( op ) ) {
 267                                 p = (Entry *)&slap_entry_root;
 268
 269                                 /* check parent for "children" acl */
 270                                 rs->sr_err = access_allowed( op, p,
 271                                         children, NULL, ACL_WRITE, NULL );
 272
 273                                 p = NULL;
 274
 275                                 if ( !rs->sr_err  ) {
 276                                         switch( opinfo.boi_err ) {
 277                                         case DB_LOCK_DEADLOCK:
 278                                         case DB_LOCK_NOTGRANTED:
 279                                                 goto retry;
 280                                         }
 281
 282 #ifdef NEW_LOGGING
 283                                         LDAP_LOG ( OPERATION, DETAIL1,
 284                                                 "<=- bdb_delete: no access to parent\n", 0, 0, 0 );
 285 #else
 286                                         Debug( LDAP_DEBUG_TRACE,
 287                                                 "<=- bdb_delete: no access "
 288                                                 "to parent\n", 0, 0, 0 );
 289 #endif
 290                                         rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 291                                         rs->sr_text = "no write access to parent";
 292                                         goto return_results;
 293                                 }
 294
 295                         } else {
 296 #ifdef NEW_LOGGING
 297                                 LDAP_LOG ( OPERATION, DETAIL1,
 298                                         "<=- bdb_delete: no parent and not root\n", 0, 0, 0 );
 299 #else
 300                                 Debug( LDAP_DEBUG_TRACE,
 301                                         "<=- bdb_delete: no parent "
 302                                         "and not root\n", 0, 0, 0);
 303 #endif
 304                                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 305                                 goto return_results;
 306                         }
 307                 }
 308         }
 309
 310         if ( get_assert( op ) &&
 311                 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
 312         {
 313                 rs->sr_err = LDAP_ASSERTION_FAILED;
 314                 goto return_results;
 315         }
 316
 317         rs->sr_err = access_allowed( op, e,
 318                 entry, NULL, ACL_WRITE, NULL );
 319
 320         if ( !rs->sr_err  ) {
 321                 switch( opinfo.boi_err ) {
 322                 case DB_LOCK_DEADLOCK:
 323                 case DB_LOCK_NOTGRANTED:
 324                         goto retry;
 325                 }
 326
 327 #ifdef NEW_LOGGING
 328                 LDAP_LOG ( OPERATION, DETAIL1,
 329                         "<=- bdb_delete: no write access to entry\n", 0, 0, 0 );
 330 #else
 331                 Debug( LDAP_DEBUG_TRACE,
 332                         "<=- bdb_delete: no write access to entry\n",
 333                         0, 0, 0 );
 334 #endif
 335                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 336                 rs->sr_text = "no write access to entry";
 337                 goto return_results;
 338         }
 339
 340         if ( !manageDSAit && is_entry_referral( e ) ) {
 341                 /* entry is a referral, don't allow delete */
 342                 rs->sr_ref = get_entry_referrals( op, e );
 343
 344 #ifdef NEW_LOGGING
 345                 LDAP_LOG ( OPERATION, DETAIL1,
 346                         "<=- bdb_delete: entry is referral\n", 0, 0, 0 );
 347 #else
 348                 Debug( LDAP_DEBUG_TRACE,
 349                         "bdb_delete: entry is referral\n", 0, 0, 0 );
 350 #endif
 351
 352                 rs->sr_err = LDAP_REFERRAL;
 353                 rs->sr_matched = e->e_name.bv_val;
 354                 send_ldap_result( op, rs );
 355
 356                 ber_bvarray_free( rs->sr_ref );
 357                 rs->sr_ref = NULL;
 358                 rs->sr_matched = NULL;
 359
 360                 rs->sr_err = 1;
 361                 goto done;
 362         }
 363
 364         /* pre-read */
 365         if( op->o_preread ) {
 366                 if( preread_ctrl == NULL ) {
 367                         preread_ctrl = &ctrls[num_ctrls++];
 368                         ctrls[num_ctrls] = NULL;
 369                 }
 370                 if( slap_read_controls( op, rs, e,
 371                         &slap_pre_read_bv, preread_ctrl ) )
 372                 {
 373 #ifdef NEW_LOGGING
 374                         LDAP_LOG ( OPERATION, DETAIL1,
 375                                 "<=- bdb_delete: pre-read failed!\n", 0, 0, 0 );
 376 #else
 377                         Debug( LDAP_DEBUG_TRACE,
 378                                 "<=- bdb_delete: pre-read failed!\n", 0, 0, 0 );
 379 #endif
 380                         goto return_results;
 381                 }
 382         }
 383
 384         /* nested transaction */
 385         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, &lt2,
 386                 bdb->bi_db_opflags );
 387         rs->sr_text = NULL;
 388         if( rs->sr_err != 0 ) {
 389 #ifdef NEW_LOGGING
 390                 LDAP_LOG ( OPERATION, ERR,
 391                         "bdb_delete: txn_begin(2) failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
 392 #else
 393                 Debug( LDAP_DEBUG_TRACE,
 394                         "bdb_delete: txn_begin(2) failed: %s (%d)\n",
 395                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 396 #endif
 397                 rs->sr_err = LDAP_OTHER;
 398                 rs->sr_text = "internal error";
 399                 goto return_results;
 400         }
 401
 402         /* Can't do it if we have kids */
 403         rs->sr_err = bdb_cache_children( op, lt2, e );
 404         if( rs->sr_err != DB_NOTFOUND ) {
 405                 switch( rs->sr_err ) {
 406                 case DB_LOCK_DEADLOCK:
 407                 case DB_LOCK_NOTGRANTED:
 408                         goto retry;
 409                 case 0:
 410 #ifdef NEW_LOGGING
 411                         LDAP_LOG ( OPERATION, DETAIL1,
 412                                 "<=- bdb_delete: non-leaf %s\n", op->o_req_dn.bv_val, 0, 0 );
 413 #else
 414                         Debug(LDAP_DEBUG_ARGS,
 415                                 "<=- bdb_delete: non-leaf %s\n",
 416                                 op->o_req_dn.bv_val, 0, 0);
 417 #endif
 418                         rs->sr_err = LDAP_NOT_ALLOWED_ON_NONLEAF;
 419                         rs->sr_text = "subtree delete not supported";
 420                         break;
 421                 default:
 422 #ifdef NEW_LOGGING
 423                         LDAP_LOG ( OPERATION, ERR,
 424                                 "<=- bdb_delete: has_children failed %s (%d)\n",
 425                                 db_strerror(rs->sr_err), rs->sr_err, 0 );
 426 #else
 427                         Debug(LDAP_DEBUG_ARGS,
 428                                 "<=- bdb_delete: has_children failed: %s (%d)\n",
 429                                 db_strerror(rs->sr_err), rs->sr_err, 0 );
 430 #endif
 431                         rs->sr_err = LDAP_OTHER;
 432                         rs->sr_text = "internal error";
 433                 }
 434                 goto return_results;
 435         }
 436
 437         /* delete from dn2id */
 438         rs->sr_err = bdb_dn2id_delete( op, lt2, eip, e );
 439         if ( rs->sr_err != 0 ) {
 440 #ifdef NEW_LOGGING
 441                 LDAP_LOG ( OPERATION, ERR,
 442                         "<=- bdb_delete: dn2id failed: %s (%d)\n",
 443                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 444 #else
 445                 Debug(LDAP_DEBUG_TRACE,
 446                         "<=- bdb_delete: dn2id failed: %s (%d)\n",
 447                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 448 #endif
 449                 switch( rs->sr_err ) {
 450                 case DB_LOCK_DEADLOCK:
 451                 case DB_LOCK_NOTGRANTED:
 452                         goto retry;
 453                 }
 454                 rs->sr_text = "DN index delete failed";
 455                 rs->sr_err = LDAP_OTHER;
 456                 goto return_results;
 457         }
 458
 459         /* delete from id2entry */
 460         rs->sr_err = bdb_id2entry_delete( op->o_bd, lt2, e );
 461         if ( rs->sr_err != 0 ) {
 462 #ifdef NEW_LOGGING
 463                 LDAP_LOG ( OPERATION, ERR,
 464                         "<=- bdb_delete: id2entry failed: %s (%d)\n",
 465                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 466 #else
 467                 Debug(LDAP_DEBUG_TRACE,
 468                         "<=- bdb_delete: id2entry failed: %s (%d)\n",
 469                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 470 #endif
 471                 switch( rs->sr_err ) {
 472                 case DB_LOCK_DEADLOCK:
 473                 case DB_LOCK_NOTGRANTED:
 474                         goto retry;
 475                 }
 476                 rs->sr_text = "entry delete failed";
 477                 rs->sr_err = LDAP_OTHER;
 478                 goto return_results;
 479         }
 480
 481         /* delete indices for old attributes */
 482         rs->sr_err = bdb_index_entry_del( op, lt2, e );
 483         if ( rs->sr_err != LDAP_SUCCESS ) {
 484 #ifdef NEW_LOGGING
 485                 LDAP_LOG ( OPERATION, ERR,
 486                         "<=- bdb_delete: index failed: %s (%d)\n",
 487                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 488 #else
 489                 Debug( LDAP_DEBUG_TRACE,
 490                         "<=- bdb_delete: index failed: %s (%d)\n",
 491                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 492 #endif
 493                 switch( rs->sr_err ) {
 494                 case DB_LOCK_DEADLOCK:
 495                 case DB_LOCK_NOTGRANTED:
 496                         goto retry;
 497                 }
 498                 rs->sr_text = "entry index delete failed";
 499                 rs->sr_err = LDAP_OTHER;
 500                 goto return_results;
 501         }
 502
 503         if ( pdn.bv_len != 0 ) {
 504                 parent_is_glue = is_entry_glue(p);
 505                 rs->sr_err = bdb_cache_children( op, lt2, p );
 506                 if ( rs->sr_err != DB_NOTFOUND ) {
 507                         switch( rs->sr_err ) {
 508                         case DB_LOCK_DEADLOCK:
 509                         case DB_LOCK_NOTGRANTED:
 510                                 goto retry;
 511                         case 0:
 512                                 break;
 513                         default:
 514 #ifdef NEW_LOGGING
 515                                 LDAP_LOG ( OPERATION, ERR,
 516                                         "<=- bdb_delete: has_children failed %s (%d)\n",
 517                                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 518 #else
 519                                 Debug(LDAP_DEBUG_ARGS,
 520                                         "<=- bdb_delete: has_children failed: %s (%d)\n",
 521                                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 522 #endif
 523                                 rs->sr_err = LDAP_OTHER;
 524                                 rs->sr_text = "internal error";
 525                                 goto return_results;
 526                         }
 527                         parent_is_leaf = 1;
 528                 }
 529                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
 530                 p = NULL;
 531         }
 532
 533         if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
 534                 rs->sr_err = LDAP_OTHER;
 535                 rs->sr_text = "txn_commit(2) failed";
 536                 goto return_results;
 537         }
 538
 539 #if 0   /* Do we want to reclaim deleted IDs? */
 540         ldap_pvt_thread_mutex_lock( &bdb->bi_lastid_mutex );
 541         if ( e->e_id == bdb->bi_lastid ) {
 542                 bdb_last_id( op->o_bd, ltid );
 543         }
 544         ldap_pvt_thread_mutex_unlock( &bdb->bi_lastid_mutex );
 545 #endif
 546
 547         if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 548                 rc = bdb_csn_commit( op, rs, ltid, ei, &suffix_ei,
 549                         &ctxcsn_e, &ctxcsn_added, locker );
 550                 switch ( rc ) {
 551                 case BDB_CSN_ABORT :
 552                         goto return_results;
 553                 case BDB_CSN_RETRY :
 554                         goto retry;
 555                 }
 556         }
 557
 558         if( op->o_noop ) {
 559                 if ( ( rs->sr_err = TXN_ABORT( ltid ) ) != 0 ) {
 560                         rs->sr_text = "txn_abort (no-op) failed";
 561                 } else {
 562                         rs->sr_err = LDAP_NO_OPERATION;
 563                         goto return_results;
 564                 }
 565         } else {
 566                 rc = bdb_cache_delete( &bdb->bi_cache, e, bdb->bi_dbenv,
 567                         locker, &lock );
 568                 switch( rc ) {
 569                 case DB_LOCK_DEADLOCK:
 570                 case DB_LOCK_NOTGRANTED:
 571                         goto retry;
 572                 }
 573
 574                 if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 575                         if ( ctxcsn_added ) {
 576                                 bdb_cache_add( bdb, suffix_ei,
 577                                         ctxcsn_e, (struct berval *)&slap_ldapsync_cn_bv, locker );
 578                         }
 579                 }
 580
 581                 if ( rs->sr_err == LDAP_SUCCESS && !op->o_no_psearch ) {
 582                         Attribute *a;
 583                         a = attr_find( e->e_attrs, slap_schema.si_ad_entryCSN );
 584                         if ( a ) {
 585                                 if( (void *) e->e_attrs != (void *) (e+1)) {
 586                                         attr_delete( &e->e_attrs, slap_schema.si_ad_entryCSN );
 587                                         attr_merge_normalize_one( e, slap_schema.si_ad_entryCSN,
 588                                         &op->ord_csn, NULL );
 589                                 } else {
 590                                         a->a_vals[0] = op->ord_csn;
 591                                 }
 592                         } else {
 593                                 /* Hm, the entryCSN ought to exist. ??? */
 594                         }
 595                         ldap_pvt_thread_rdwr_wlock( &bdb->bi_pslist_rwlock );
 596                         LDAP_LIST_FOREACH( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
 597                                 rc = bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_DELETE );
 598                                 if ( rc ) {
 599 #ifdef NEW_LOGGING
 600                                         LDAP_LOG ( OPERATION, ERR,
 601                                                 "bdb_delete: persistent search failed (%d,%d)\n",
 602                                                 rc, rs->sr_err, 0 );
 603 #else
 604                                         Debug( LDAP_DEBUG_TRACE,
 605                                                 "bdb_delete: persistent search failed (%d,%d)\n",
 606                                                 rc, rs->sr_err, 0 );
 607 #endif
 608                                 }
 609                         }
 610                         ldap_pvt_thread_rdwr_wunlock( &bdb->bi_pslist_rwlock );
 611                 }
 612
 613                 rs->sr_err = TXN_COMMIT( ltid, 0 );
 614         }
 615         ltid = NULL;
 616         op->o_private = NULL;
 617
 618         if( rs->sr_err != 0 ) {
 619 #ifdef NEW_LOGGING
 620                 LDAP_LOG ( OPERATION, ERR,
 621                         "bdb_delete: txn_%s failed: %s (%d)\n",
 622                         op->o_noop ? "abort (no-op)" : "commit",
 623                         db_strerror(rs->sr_err), rs->sr_err );
 624 #else
 625                 Debug( LDAP_DEBUG_TRACE,
 626                         "bdb_delete: txn_%s failed: %s (%d)\n",
 627                         op->o_noop ? "abort (no-op)" : "commit",
 628                         db_strerror(rs->sr_err), rs->sr_err );
 629 #endif
 630                 rs->sr_err = LDAP_OTHER;
 631                 rs->sr_text = "commit failed";
 632
 633                 goto return_results;
 634         }
 635
 636 #ifdef NEW_LOGGING
 637         LDAP_LOG ( OPERATION, RESULTS,
 638                 "bdb_delete: deleted%s id=%08lx db=\"%s\"\n",
 639                 op->o_noop ? " (no-op)" : "",
 640                 e->e_id, e->e_dn );
 641 #else
 642         Debug( LDAP_DEBUG_TRACE,
 643                 "bdb_delete: deleted%s id=%08lx dn=\"%s\"\n",
 644                 op->o_noop ? " (no-op)" : "",
 645                 e->e_id, e->e_dn );
 646 #endif
 647         rs->sr_err = LDAP_SUCCESS;
 648         rs->sr_text = NULL;
 649         if( num_ctrls ) rs->sr_ctrls = ctrls;
 650
 651 return_results:
 652         send_ldap_result( op, rs );
 653
 654         if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 655                 ldap_pvt_thread_yield();
 656                 TXN_CHECKPOINT( bdb->bi_dbenv,
 657                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 658         }
 659
 660         if ( rs->sr_err == LDAP_SUCCESS && parent_is_glue && parent_is_leaf ) {
 661                 op->o_delete_glue_parent = 1;
 662         }
 663
 664 done:
 665         if ( p )
 666                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
 667
 668         /* free entry */
 669         if( e != NULL ) {
 670                 if ( rs->sr_err == LDAP_SUCCESS ) {
 671                         /* Free the EntryInfo and the Entry */
 672                         bdb_cache_delete_cleanup( &bdb->bi_cache, e );
 673                 } else {
 674                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
 675                 }
 676         }
 677
 678         if( ltid != NULL ) {
 679                 TXN_ABORT( ltid );
 680                 op->o_private = NULL;
 681         }
 682
 683         if( preread_ctrl != NULL ) {
 684                 slap_sl_free( (*preread_ctrl)->ldctl_value.bv_val, &op->o_tmpmemctx );
 685                 slap_sl_free( *preread_ctrl, &op->o_tmpmemctx );
 686         }
 687         return rs->sr_err;
 688 }