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

   1 /* modify.c - bdb backend modify routine */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 #include "portable.h"
   9
  10 #include <stdio.h>
  11 #include <ac/string.h>
  12 #include <ac/time.h>
  13
  14 #include "back-bdb.h"
  15 #include "external.h"
  16
  17 int bdb_modify_internal(
  18         Operation *op,
  19         DB_TXN *tid,
  20         Modifications *modlist,
  21         Entry *e,
  22         const char **text,
  23         char *textbuf,
  24         size_t textlen )
  25 {
  26         int rc, err;
  27         Modification    *mod;
  28         Modifications   *ml;
  29         Attribute       *save_attrs;
  30         Attribute       *ap;
  31
  32 #ifdef NEW_LOGGING
  33         LDAP_LOG ( OPERATION, ENTRY, "bdb_modify_internal: 0x%08lx: %s\n",
  34                 e->e_id, e->e_dn, 0 );
  35 #else
  36         Debug( LDAP_DEBUG_TRACE, "bdb_modify_internal: 0x%08lx: %s\n",
  37                 e->e_id, e->e_dn, 0);
  38 #endif
  39
  40         if ( !acl_check_modlist( op, e, modlist )) {
  41                 return LDAP_INSUFFICIENT_ACCESS;
  42         }
  43
  44         /* save_attrs will be disposed of by bdb_cache_modify */
  45         save_attrs = e->e_attrs;
  46         e->e_attrs = attrs_dup( e->e_attrs );
  47
  48         for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
  49                 mod = &ml->sml_mod;
  50
  51                 switch ( mod->sm_op ) {
  52                 case LDAP_MOD_ADD:
  53 #ifdef NEW_LOGGING
  54                         LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify_internal: add\n", 0,0,0);
  55 #else
  56                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: add\n", 0, 0, 0);
  57 #endif
  58                         err = modify_add_values( e, mod, get_permissiveModify(op),
  59                                 text, textbuf, textlen );
  60                         if( err != LDAP_SUCCESS ) {
  61 #ifdef NEW_LOGGING
  62                                 LDAP_LOG ( OPERATION, ERR,
  63                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
  64 #else
  65                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
  66                                         err, *text, 0);
  67 #endif
  68                         }
  69                         break;
  70
  71                 case LDAP_MOD_DELETE:
  72 #ifdef NEW_LOGGING
  73                         LDAP_LOG ( OPERATION, DETAIL1,
  74                                 "bdb_modify_internal: delete\n", 0, 0, 0 );
  75 #else
  76                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: delete\n", 0, 0, 0);
  77 #endif
  78                         err = modify_delete_values( e, mod, get_permissiveModify(op),
  79                                 text, textbuf, textlen );
  80                         assert( err != LDAP_TYPE_OR_VALUE_EXISTS );
  81                         if( err != LDAP_SUCCESS ) {
  82 #ifdef NEW_LOGGING
  83                                 LDAP_LOG ( OPERATION, ERR,
  84                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
  85 #else
  86                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
  87                                         err, *text, 0);
  88 #endif
  89                         }
  90                         break;
  91
  92                 case LDAP_MOD_REPLACE:
  93 #ifdef NEW_LOGGING
  94                         LDAP_LOG ( OPERATION, DETAIL1,
  95                                 "bdb_modify_internal: replace\n", 0, 0, 0 );
  96 #else
  97                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: replace\n", 0, 0, 0);
  98 #endif
  99                         err = modify_replace_values( e, mod, get_permissiveModify(op),
 100                                 text, textbuf, textlen );
 101                         if( err != LDAP_SUCCESS ) {
 102 #ifdef NEW_LOGGING
 103                                 LDAP_LOG ( OPERATION, ERR,
 104                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 105 #else
 106                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 107                                         err, *text, 0);
 108 #endif
 109                         }
 110                         break;
 111
 112                 case LDAP_MOD_INCREMENT:
 113 #ifdef NEW_LOGGING
 114                         LDAP_LOG ( OPERATION, DETAIL1,
 115                                 "bdb_modify_internal: increment\n", 0, 0, 0 );
 116 #else
 117                         Debug(LDAP_DEBUG_ARGS,
 118                                 "bdb_modify_internal: increment\n", 0, 0, 0);
 119 #endif
 120                         err = modify_increment_values( e, mod, get_permissiveModify(op),
 121                                 text, textbuf, textlen );
 122                         if( err != LDAP_SUCCESS ) {
 123 #ifdef NEW_LOGGING
 124                                 LDAP_LOG ( OPERATION, ERR,
 125                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 126 #else
 127                                 Debug(LDAP_DEBUG_ARGS,
 128                                         "bdb_modify_internal: %d %s\n",
 129                                         err, *text, 0);
 130 #endif
 131                         }
 132                         break;
 133
 134                 case SLAP_MOD_SOFTADD:
 135 #ifdef NEW_LOGGING
 136                         LDAP_LOG ( OPERATION, DETAIL1,
 137                                 "bdb_modify_internal: softadd\n",0,0,0 );
 138 #else
 139                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: softadd\n", 0, 0, 0);
 140 #endif
 141                         /* Avoid problems in index_add_mods()
 142                          * We need to add index if necessary.
 143                          */
 144                         mod->sm_op = LDAP_MOD_ADD;
 145
 146                         err = modify_add_values( e, mod, get_permissiveModify(op),
 147                                 text, textbuf, textlen );
 148
 149                         mod->sm_op = SLAP_MOD_SOFTADD;
 150
 151                         if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) {
 152                                 err = LDAP_SUCCESS;
 153                         }
 154
 155                         if( err != LDAP_SUCCESS ) {
 156 #ifdef NEW_LOGGING
 157                                 LDAP_LOG ( OPERATION, ERR,
 158                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 159 #else
 160                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 161                                         err, *text, 0);
 162 #endif
 163                         }
 164                         break;
 165
 166                 default:
 167 #ifdef NEW_LOGGING
 168                                 LDAP_LOG ( OPERATION, ERR,
 169                                         "bdb_modify_internal: invalid op %d\n", mod->sm_op, 0, 0 );
 170 #else
 171                         Debug(LDAP_DEBUG_ANY, "bdb_modify_internal: invalid op %d\n",
 172                                 mod->sm_op, 0, 0);
 173 #endif
 174                         *text = "Invalid modify operation";
 175                         err = LDAP_OTHER;
 176 #ifdef NEW_LOGGING
 177                                 LDAP_LOG ( OPERATION, ERR,
 178                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 179 #else
 180                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 181                                 err, *text, 0);
 182 #endif
 183                 }
 184
 185                 if ( err != LDAP_SUCCESS ) {
 186                         attrs_free( e->e_attrs );
 187                         e->e_attrs = save_attrs;
 188                         /* unlock entry, delete from cache */
 189                         return err;
 190                 }
 191
 192                 /* If objectClass was modified, reset the flags */
 193                 if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
 194                         e->e_ocflags = 0;
 195                 }
 196
 197                 /* check if modified attribute was indexed
 198                  * but not in case of NOOP... */
 199                 err = bdb_index_is_indexed( op->o_bd, mod->sm_desc );
 200                 if ( err == LDAP_SUCCESS && !op->o_noop ) {
 201                         ap = attr_find( save_attrs, mod->sm_desc );
 202                         if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
 203
 204                         ap = attr_find( e->e_attrs, mod->sm_desc );
 205                         if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
 206                 }
 207         }
 208
 209         /* check that the entry still obeys the schema */
 210         rc = entry_schema_check( op->o_bd, e, save_attrs, text, textbuf, textlen );
 211         if ( rc != LDAP_SUCCESS || op->o_noop ) {
 212                 attrs_free( e->e_attrs );
 213                 e->e_attrs = save_attrs;
 214
 215                 if ( rc != LDAP_SUCCESS ) {
 216 #ifdef NEW_LOGGING
 217                         LDAP_LOG ( OPERATION, ERR, "bdb_modify_internal: "
 218                                 "entry failed schema check %s\n",
 219                                 *text, 0, 0 );
 220 #else
 221                         Debug( LDAP_DEBUG_ANY,
 222                                 "entry failed schema check: %s\n",
 223                                 *text, 0, 0 );
 224 #endif
 225                 }
 226
 227                 /* if NOOP then silently revert to saved attrs */
 228                 return rc;
 229         }
 230
 231         /* update the indices of the modified attributes */
 232
 233         /* start with deleting the old index entries */
 234         for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
 235                 if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
 236                         rc = bdb_index_values( op, tid, ap->a_desc,
 237                                 ap->a_nvals,
 238                                 e->e_id, SLAP_INDEX_DELETE_OP );
 239                         if ( rc != LDAP_SUCCESS ) {
 240                                 attrs_free( e->e_attrs );
 241                                 e->e_attrs = save_attrs;
 242 #ifdef NEW_LOGGING
 243                                 LDAP_LOG ( OPERATION, ERR,
 244                                         "bdb_modify_internal: attribute index delete failure\n",
 245                                         0, 0, 0 );
 246 #else
 247                                 Debug( LDAP_DEBUG_ANY,
 248                                        "Attribute index delete failure",
 249                                        0, 0, 0 );
 250 #endif
 251                                 return rc;
 252                         }
 253                         ap->a_flags &= ~SLAP_ATTR_IXDEL;
 254                 }
 255         }
 256
 257         /* add the new index entries */
 258         for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
 259                 if (ap->a_flags & SLAP_ATTR_IXADD) {
 260                         rc = bdb_index_values( op, tid, ap->a_desc,
 261                                 ap->a_nvals,
 262                                 e->e_id, SLAP_INDEX_ADD_OP );
 263                         if ( rc != LDAP_SUCCESS ) {
 264                                 attrs_free( e->e_attrs );
 265                                 e->e_attrs = save_attrs;
 266 #ifdef NEW_LOGGING
 267                                 LDAP_LOG ( OPERATION, ERR,
 268                                         "bdb_modify_internal: attribute index add failure\n",
 269                                         0, 0, 0 );
 270 #else
 271                                 Debug( LDAP_DEBUG_ANY,
 272                                        "Attribute index add failure",
 273                                        0, 0, 0 );
 274 #endif
 275                                 return rc;
 276                         }
 277                         ap->a_flags &= ~SLAP_ATTR_IXADD;
 278                 }
 279         }
 280
 281         return rc;
 282 }
 283
 284
 285 int
 286 bdb_modify( Operation *op, SlapReply *rs )
 287 {
 288         struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
 289         Entry           *e = NULL;
 290         EntryInfo       *ei = NULL;
 291         int             manageDSAit = get_manageDSAit( op );
 292         char textbuf[SLAP_TEXT_BUFLEN];
 293         size_t textlen = sizeof textbuf;
 294         DB_TXN  *ltid = NULL, *lt2;
 295         struct bdb_op_info opinfo;
 296         Entry           dummy;
 297
 298         u_int32_t       locker = 0;
 299         DB_LOCK         lock;
 300
 301         int             noop = 0;
 302
 303         int             num_retries = 0;
 304
 305         LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
 306         int num_ctrls = 0;
 307
 308         Operation* ps_list;
 309         struct psid_entry *pm_list, *pm_prev;
 310         int rc;
 311         EntryInfo       *suffix_ei;
 312         Entry           *ctxcsn_e;
 313         int                     ctxcsn_added = 0;
 314
 315 #ifdef NEW_LOGGING
 316         LDAP_LOG ( OPERATION, ENTRY, "bdb_modify: %s\n", op->o_req_dn.bv_val, 0, 0 );
 317 #else
 318         Debug( LDAP_DEBUG_ARGS, "bdb_modify: %s\n", op->o_req_dn.bv_val, 0, 0 );
 319 #endif
 320
 321         if( 0 ) {
 322 retry:  /* transaction retry */
 323                 if( e != NULL ) {
 324                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
 325                         e = NULL;
 326                 }
 327 #ifdef NEW_LOGGING
 328                 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: retrying...\n", 0, 0, 0 );
 329 #else
 330                 Debug(LDAP_DEBUG_TRACE,
 331                         "bdb_modify: retrying...\n", 0, 0, 0);
 332 #endif
 333
 334                 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
 335                 while ( pm_list != NULL ) {
 336                         LDAP_LIST_REMOVE ( pm_list, ps_link );
 337                         pm_prev = pm_list;
 338                         pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
 339                         ch_free( pm_prev );
 340                 }
 341
 342                 rs->sr_err = TXN_ABORT( ltid );
 343                 ltid = NULL;
 344                 op->o_private = NULL;
 345                 op->o_do_not_cache = opinfo.boi_acl_cache;
 346                 if( rs->sr_err != 0 ) {
 347                         rs->sr_err = LDAP_OTHER;
 348                         rs->sr_text = "internal error";
 349                         goto return_results;
 350                 }
 351                 ldap_pvt_thread_yield();
 352                 bdb_trans_backoff( ++num_retries );
 353         }
 354
 355         /* begin transaction */
 356         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
 357                 bdb->bi_db_opflags );
 358         rs->sr_text = NULL;
 359         if( rs->sr_err != 0 ) {
 360 #ifdef NEW_LOGGING
 361                 LDAP_LOG ( OPERATION, DETAIL1,
 362                         "bdb_modify: txn_begin failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
 363 #else
 364                 Debug( LDAP_DEBUG_TRACE,
 365                         "bdb_modify: txn_begin failed: %s (%d)\n",
 366                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 367 #endif
 368                 rs->sr_err = LDAP_OTHER;
 369                 rs->sr_text = "internal error";
 370                 goto return_results;
 371         }
 372
 373         locker = TXN_ID ( ltid );
 374
 375         opinfo.boi_bdb = op->o_bd;
 376         opinfo.boi_txn = ltid;
 377         opinfo.boi_locker = locker;
 378         opinfo.boi_err = 0;
 379         opinfo.boi_acl_cache = op->o_do_not_cache;
 380         op->o_private = &opinfo;
 381
 382         /* get entry or ancestor */
 383         rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1,
 384                 locker, &lock );
 385
 386         if ( rs->sr_err != 0 ) {
 387 #ifdef NEW_LOGGING
 388                 LDAP_LOG ( OPERATION, DETAIL1,
 389                         "bdb_modify: dn2entry failed: (%d)\n", rs->sr_err, 0, 0 );
 390 #else
 391                 Debug( LDAP_DEBUG_TRACE,
 392                         "bdb_modify: dn2entry failed (%d)\n",
 393                         rs->sr_err, 0, 0 );
 394 #endif
 395                 switch( rs->sr_err ) {
 396                 case DB_LOCK_DEADLOCK:
 397                 case DB_LOCK_NOTGRANTED:
 398                         goto retry;
 399                 case DB_NOTFOUND:
 400                         break;
 401                 case LDAP_BUSY:
 402                         rs->sr_text = "ldap server busy";
 403                         goto return_results;
 404                 default:
 405                         rs->sr_err = LDAP_OTHER;
 406                         rs->sr_text = "internal error";
 407                         goto return_results;
 408                 }
 409         }
 410
 411         e = ei->bei_e;
 412         /* acquire and lock entry */
 413         /* FIXME: dn2entry() should return non-glue entry */
 414         if (( rs->sr_err == DB_NOTFOUND ) || ( !manageDSAit && e && is_entry_glue( e ))) {
 415                 if ( e != NULL ) {
 416                         rs->sr_matched = ch_strdup( e->e_dn );
 417                         rs->sr_ref = is_entry_referral( e )
 418                                 ? get_entry_referrals( op, e )
 419                                 : NULL;
 420                         bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, e);
 421                         e = NULL;
 422
 423                 } else {
 424                         BerVarray deref = NULL;
 425                         if ( !LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 426                                 syncinfo_t *si;
 427                                 LDAP_STAILQ_FOREACH( si, &op->o_bd->be_syncinfo, si_next ) {
 428                                         struct berval tmpbv;
 429                                         ber_dupbv( &tmpbv, &si->si_provideruri_bv[0] );
 430                                         ber_bvarray_add( &deref, &tmpbv );
 431                 }
 432                         } else {
 433                                 deref = default_referral;
 434                         }
 435                         rs->sr_ref = referral_rewrite( deref, NULL, &op->o_req_dn,
 436                                 LDAP_SCOPE_DEFAULT );
 437                 }
 438
 439                 rs->sr_err = LDAP_REFERRAL;
 440                 send_ldap_result( op, rs );
 441
 442                 if ( rs->sr_ref != default_referral ) {
 443                         ber_bvarray_free( rs->sr_ref );
 444                 }
 445                 free( (char *)rs->sr_matched );
 446                 rs->sr_ref = NULL;
 447                 rs->sr_matched = NULL;
 448
 449                 goto done;
 450         }
 451
 452         if ( !manageDSAit && is_entry_referral( e ) ) {
 453                 /* entry is a referral, don't allow modify */
 454                 rs->sr_ref = get_entry_referrals( op, e );
 455
 456 #ifdef NEW_LOGGING
 457                 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: entry is referral\n", 0, 0, 0 );
 458 #else
 459                 Debug( LDAP_DEBUG_TRACE,
 460                         "bdb_modify: entry is referral\n",
 461                         0, 0, 0 );
 462 #endif
 463
 464                 rs->sr_err = LDAP_REFERRAL;
 465                 rs->sr_matched = e->e_name.bv_val;
 466                 send_ldap_result( op, rs );
 467
 468                 ber_bvarray_free( rs->sr_ref );
 469                 rs->sr_ref = NULL;
 470                 rs->sr_matched = NULL;
 471                 goto done;
 472         }
 473
 474         if ( get_assert( op ) &&
 475                 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
 476         {
 477                 rs->sr_err = LDAP_ASSERTION_FAILED;
 478                 goto return_results;
 479         }
 480
 481         if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop && !op->o_no_psearch ) {
 482                 LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
 483                         bdb_psearch(op, rs, ps_list, e, LDAP_PSEARCH_BY_PREMODIFY );
 484                 }
 485         }
 486
 487         if( op->o_preread ) {
 488                 if ( slap_read_controls( op, rs, e,
 489                         &slap_pre_read_bv, &ctrls[num_ctrls] ) )
 490                 {
 491 #ifdef NEW_LOGGING
 492                         LDAP_LOG ( OPERATION, DETAIL1,
 493                                 "<=- bdb_modify: pre-read failed!\n", 0, 0, 0 );
 494 #else
 495                         Debug( LDAP_DEBUG_TRACE,
 496                                 "<=- bdb_modify: pre-read failed!\n", 0, 0, 0 );
 497 #endif
 498                         goto return_results;
 499                 }
 500                 ctrls[++num_ctrls] = NULL;
 501                 op->o_preread = 0; /* prevent redo on retry */
 502         }
 503
 504         /* nested transaction */
 505         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, &lt2,
 506                 bdb->bi_db_opflags );
 507         rs->sr_text = NULL;
 508         if( rs->sr_err != 0 ) {
 509 #ifdef NEW_LOGGING
 510                 LDAP_LOG ( OPERATION, ERR,
 511                         "bdb_modify: txn_begin(2) failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
 512 #else
 513                 Debug( LDAP_DEBUG_TRACE,
 514                         "bdb_modify: txn_begin(2) failed: %s (%d)\n",
 515                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 516 #endif
 517                 rs->sr_err = LDAP_OTHER;
 518                 rs->sr_text = "internal error";
 519                 goto return_results;
 520         }
 521         /* Modify the entry */
 522         dummy = *e;
 523         rs->sr_err = bdb_modify_internal( op, lt2, op->oq_modify.rs_modlist,
 524                 &dummy, &rs->sr_text, textbuf, textlen );
 525
 526         if( rs->sr_err != LDAP_SUCCESS ) {
 527 #ifdef NEW_LOGGING
 528                 LDAP_LOG ( OPERATION, ERR,
 529                         "bdb_modify: modify failed (%d)\n", rs->sr_err, 0, 0 );
 530 #else
 531                 Debug( LDAP_DEBUG_TRACE,
 532                         "bdb_modify: modify failed (%d)\n",
 533                         rs->sr_err, 0, 0 );
 534 #endif
 535                 if ( (rs->sr_err == LDAP_INSUFFICIENT_ACCESS) && opinfo.boi_err ) {
 536                         rs->sr_err = opinfo.boi_err;
 537                 }
 538                 switch( rs->sr_err ) {
 539                 case DB_LOCK_DEADLOCK:
 540                 case DB_LOCK_NOTGRANTED:
 541                         goto retry;
 542                 }
 543                 goto return_results;
 544         }
 545
 546         if( op->o_postread ) {
 547                 if( slap_read_controls( op, rs, e,
 548                         &slap_post_read_bv, &ctrls[num_ctrls] ) )
 549                 {
 550 #ifdef NEW_LOGGING
 551                         LDAP_LOG ( OPERATION, DETAIL1,
 552                                 "<=- bdb_modify: post-read failed!\n", 0, 0, 0 );
 553 #else
 554                         Debug( LDAP_DEBUG_TRACE,
 555                                 "<=- bdb_modify: post-read failed!\n", 0, 0, 0 );
 556 #endif
 557                         goto return_results;
 558                 }
 559                 ctrls[++num_ctrls] = NULL;
 560                 op->o_postread = 0;  /* prevent redo on retry */
 561                 /* FIXME: should read entry on the last retry */
 562         }
 563
 564         /* change the entry itself */
 565         rs->sr_err = bdb_id2entry_update( op->o_bd, lt2, &dummy );
 566         if ( rs->sr_err != 0 ) {
 567 #ifdef NEW_LOGGING
 568                 LDAP_LOG ( OPERATION, ERR,
 569                         "bdb_modify: id2entry update failed (%d)\n", rs->sr_err, 0, 0 );
 570 #else
 571                 Debug( LDAP_DEBUG_TRACE,
 572                         "bdb_modify: id2entry update failed (%d)\n",
 573                         rs->sr_err, 0, 0 );
 574 #endif
 575                 switch( rs->sr_err ) {
 576                 case DB_LOCK_DEADLOCK:
 577                 case DB_LOCK_NOTGRANTED:
 578                         goto retry;
 579                 }
 580                 rs->sr_text = "entry update failed";
 581                 goto return_results;
 582         }
 583
 584         if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
 585                 rs->sr_err = LDAP_OTHER;
 586                 rs->sr_text = "txn_commit(2) failed";
 587                 goto return_results;
 588         }
 589
 590         if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 591                 rc = bdb_csn_commit( op, rs, ltid, ei, &suffix_ei,
 592                         &ctxcsn_e, &ctxcsn_added, locker );
 593                 switch ( rc ) {
 594                 case BDB_CSN_ABORT :
 595                         goto return_results;
 596                 case BDB_CSN_RETRY :
 597                         goto retry;
 598                 }
 599         }
 600
 601         if( op->o_noop ) {
 602                 if ( ( rs->sr_err = TXN_ABORT( ltid ) ) != 0 ) {
 603                         rs->sr_text = "txn_abort (no-op) failed";
 604                 } else {
 605                         noop = 1;
 606                         rs->sr_err = LDAP_SUCCESS;
 607                 }
 608         } else {
 609                 EntryInfo *ctx_ei;
 610
 611                 bdb_cache_modify( e, dummy.e_attrs, bdb->bi_dbenv, locker, &lock );
 612
 613                 if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 614                         if ( ctxcsn_added ) {
 615                                 bdb_cache_add( bdb, suffix_ei, ctxcsn_e,
 616                                         (struct berval *)&slap_ldapsync_cn_bv, locker );
 617                         }
 618                 }
 619
 620                 rs->sr_err = TXN_COMMIT( ltid, 0 );
 621         }
 622         ltid = NULL;
 623         op->o_private = NULL;
 624
 625         if( rs->sr_err != 0 ) {
 626 #ifdef NEW_LOGGING
 627                 LDAP_LOG ( OPERATION, ERR,
 628                         "bdb_modify: txn_%s failed %s (%d)\n",
 629                         op->o_noop ? "abort (no_op)" : "commit",
 630                         db_strerror(rs->sr_err), rs->sr_err );
 631 #else
 632                 Debug( LDAP_DEBUG_TRACE,
 633                         "bdb_modify: txn_%s failed: %s (%d)\n",
 634                         op->o_noop ? "abort (no-op)" : "commit",
 635                         db_strerror(rs->sr_err), rs->sr_err );
 636 #endif
 637                 rs->sr_err = LDAP_OTHER;
 638                 rs->sr_text = "commit failed";
 639
 640                 goto return_results;
 641         }
 642
 643 #ifdef NEW_LOGGING
 644         LDAP_LOG ( OPERATION, DETAIL1,
 645                 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
 646                 op->o_noop ? " (no_op)" : "", e->e_id, e->e_dn );
 647 #else
 648         Debug( LDAP_DEBUG_TRACE,
 649                 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
 650                 op->o_noop ? " (no-op)" : "",
 651                 e->e_id, e->e_dn );
 652 #endif
 653
 654         rs->sr_err = LDAP_SUCCESS;
 655         rs->sr_text = NULL;
 656         if( num_ctrls ) rs->sr_ctrls = ctrls;
 657
 658 return_results:
 659         send_ldap_result( op, rs );
 660
 661         if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop ) {
 662                 /* Loop through in-scope entries for each psearch spec */
 663                 LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
 664                         bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_MODIFY );
 665                 }
 666                 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
 667                 while ( pm_list != NULL ) {
 668                         bdb_psearch(op, rs, pm_list->ps_op,
 669                                                 e, LDAP_PSEARCH_BY_SCOPEOUT);
 670                         LDAP_LIST_REMOVE ( pm_list, ps_link );
 671                         pm_prev = pm_list;
 672                         pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
 673                         ch_free( pm_prev );
 674                 }
 675         }
 676
 677         if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 678                 ldap_pvt_thread_yield();
 679                 TXN_CHECKPOINT( bdb->bi_dbenv,
 680                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 681         }
 682
 683 done:
 684         if( ltid != NULL ) {
 685                 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
 686                 while ( pm_list != NULL ) {
 687                         LDAP_LIST_REMOVE ( pm_list, ps_link );
 688                         pm_prev = pm_list;
 689                         pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
 690                         ch_free( pm_prev );
 691                 }
 692                 TXN_ABORT( ltid );
 693                 op->o_private = NULL;
 694         }
 695
 696         if( e != NULL ) {
 697                 bdb_unlocked_cache_return_entry_w (&bdb->bi_cache, e);
 698         }
 699         return ( ( rs->sr_err == LDAP_SUCCESS ) ? noop : rs->sr_err );
 700 }