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

   1 /* modify.c - bdb backend modify 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 #include <ac/time.h>
  22
  23 #include "back-bdb.h"
  24 #include "external.h"
  25
  26 static struct berval scbva[] = {
  27         BER_BVC("glue"),
  28         BER_BVNULL
  29 };
  30
  31 int bdb_modify_internal(
  32         Operation *op,
  33         DB_TXN *tid,
  34         Modifications *modlist,
  35         Entry *e,
  36         const char **text,
  37         char *textbuf,
  38         size_t textlen )
  39 {
  40         int rc, err;
  41         Modification    *mod;
  42         Modifications   *ml;
  43         Attribute       *save_attrs;
  44         Attribute       *ap;
  45         int                     glue_attr_delete = 0;
  46
  47 #ifdef NEW_LOGGING
  48         LDAP_LOG ( OPERATION, ENTRY, "bdb_modify_internal: 0x%08lx: %s\n",
  49                 e->e_id, e->e_dn, 0 );
  50 #else
  51         Debug( LDAP_DEBUG_TRACE, "bdb_modify_internal: 0x%08lx: %s\n",
  52                 e->e_id, e->e_dn, 0);
  53 #endif
  54
  55         if ( !acl_check_modlist( op, e, modlist )) {
  56                 return LDAP_INSUFFICIENT_ACCESS;
  57         }
  58
  59         /* save_attrs will be disposed of by bdb_cache_modify */
  60         save_attrs = e->e_attrs;
  61         e->e_attrs = attrs_dup( e->e_attrs );
  62
  63         for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
  64                 int match;
  65                 mod = &ml->sml_mod;
  66                 switch( mod->sm_op ) {
  67                 case LDAP_MOD_ADD:
  68                 case LDAP_MOD_REPLACE:
  69                         if ( mod->sm_desc == slap_schema.si_ad_structuralObjectClass ) {
  70                                 value_match( &match, slap_schema.si_ad_structuralObjectClass,
  71                                 slap_schema.si_ad_structuralObjectClass->ad_type->sat_equality,
  72                                 SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
  73                                 &mod->sm_values[0], &scbva[0], text );
  74                                 if ( !match )
  75                                         glue_attr_delete = 1;
  76                         }
  77                 }
  78                 if ( glue_attr_delete )
  79                         break;
  80         }
  81
  82         if ( glue_attr_delete ) {
  83                 Attribute       **app = &e->e_attrs;
  84                 while ( *app != NULL ) {
  85                         if ( !is_at_operational( (*app)->a_desc->ad_type )) {
  86                                 Attribute *save = *app;
  87                                 *app = (*app)->a_next;
  88                                 attr_free( save );
  89                                 continue;
  90                         }
  91                         app = &(*app)->a_next;
  92                 }
  93         }
  94
  95         for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
  96                 mod = &ml->sml_mod;
  97
  98                 switch ( mod->sm_op ) {
  99                 case LDAP_MOD_ADD:
 100 #ifdef NEW_LOGGING
 101                         LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify_internal: add\n", 0,0,0);
 102 #else
 103                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: add\n", 0, 0, 0);
 104 #endif
 105                         err = modify_add_values( e, mod, get_permissiveModify(op),
 106                                 text, textbuf, textlen );
 107                         if( err != LDAP_SUCCESS ) {
 108 #ifdef NEW_LOGGING
 109                                 LDAP_LOG ( OPERATION, ERR,
 110                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 111 #else
 112                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 113                                         err, *text, 0);
 114 #endif
 115                         }
 116                         break;
 117
 118                 case LDAP_MOD_DELETE:
 119                         if ( glue_attr_delete )
 120                                 break;
 121 #ifdef NEW_LOGGING
 122                         LDAP_LOG ( OPERATION, DETAIL1,
 123                                 "bdb_modify_internal: delete\n", 0, 0, 0 );
 124 #else
 125                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: delete\n", 0, 0, 0);
 126 #endif
 127                         err = modify_delete_values( e, mod, get_permissiveModify(op),
 128                                 text, textbuf, textlen );
 129                         assert( err != LDAP_TYPE_OR_VALUE_EXISTS );
 130                         if( err != LDAP_SUCCESS ) {
 131 #ifdef NEW_LOGGING
 132                                 LDAP_LOG ( OPERATION, ERR,
 133                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 134 #else
 135                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 136                                         err, *text, 0);
 137 #endif
 138                         }
 139                         break;
 140
 141                 case LDAP_MOD_REPLACE:
 142 #ifdef NEW_LOGGING
 143                         LDAP_LOG ( OPERATION, DETAIL1,
 144                                 "bdb_modify_internal: replace\n", 0, 0, 0 );
 145 #else
 146                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: replace\n", 0, 0, 0);
 147 #endif
 148                         err = modify_replace_values( e, mod, get_permissiveModify(op),
 149                                 text, textbuf, textlen );
 150                         if( err != LDAP_SUCCESS ) {
 151 #ifdef NEW_LOGGING
 152                                 LDAP_LOG ( OPERATION, ERR,
 153                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 154 #else
 155                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 156                                         err, *text, 0);
 157 #endif
 158                         }
 159                         break;
 160
 161                 case LDAP_MOD_INCREMENT:
 162 #ifdef NEW_LOGGING
 163                         LDAP_LOG ( OPERATION, DETAIL1,
 164                                 "bdb_modify_internal: increment\n", 0, 0, 0 );
 165 #else
 166                         Debug(LDAP_DEBUG_ARGS,
 167                                 "bdb_modify_internal: increment\n", 0, 0, 0);
 168 #endif
 169                         err = modify_increment_values( e, mod, get_permissiveModify(op),
 170                                 text, textbuf, textlen );
 171                         if( err != LDAP_SUCCESS ) {
 172 #ifdef NEW_LOGGING
 173                                 LDAP_LOG ( OPERATION, ERR,
 174                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 175 #else
 176                                 Debug(LDAP_DEBUG_ARGS,
 177                                         "bdb_modify_internal: %d %s\n",
 178                                         err, *text, 0);
 179 #endif
 180                         }
 181                         break;
 182
 183                 case SLAP_MOD_SOFTADD:
 184 #ifdef NEW_LOGGING
 185                         LDAP_LOG ( OPERATION, DETAIL1,
 186                                 "bdb_modify_internal: softadd\n",0,0,0 );
 187 #else
 188                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: softadd\n", 0, 0, 0);
 189 #endif
 190                         /* Avoid problems in index_add_mods()
 191                          * We need to add index if necessary.
 192                          */
 193                         mod->sm_op = LDAP_MOD_ADD;
 194
 195                         err = modify_add_values( e, mod, get_permissiveModify(op),
 196                                 text, textbuf, textlen );
 197
 198                         mod->sm_op = SLAP_MOD_SOFTADD;
 199
 200                         if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) {
 201                                 err = LDAP_SUCCESS;
 202                         }
 203
 204                         if( err != LDAP_SUCCESS ) {
 205 #ifdef NEW_LOGGING
 206                                 LDAP_LOG ( OPERATION, ERR,
 207                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 208 #else
 209                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 210                                         err, *text, 0);
 211 #endif
 212                         }
 213                         break;
 214
 215                 default:
 216 #ifdef NEW_LOGGING
 217                                 LDAP_LOG ( OPERATION, ERR,
 218                                         "bdb_modify_internal: invalid op %d\n", mod->sm_op, 0, 0 );
 219 #else
 220                         Debug(LDAP_DEBUG_ANY, "bdb_modify_internal: invalid op %d\n",
 221                                 mod->sm_op, 0, 0);
 222 #endif
 223                         *text = "Invalid modify operation";
 224                         err = LDAP_OTHER;
 225 #ifdef NEW_LOGGING
 226                                 LDAP_LOG ( OPERATION, ERR,
 227                                         "bdb_modify_internal: %d %s\n", err, *text, 0 );
 228 #else
 229                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 230                                 err, *text, 0);
 231 #endif
 232                 }
 233
 234                 if ( err != LDAP_SUCCESS ) {
 235                         attrs_free( e->e_attrs );
 236                         e->e_attrs = save_attrs;
 237                         /* unlock entry, delete from cache */
 238                         return err;
 239                 }
 240
 241                 /* If objectClass was modified, reset the flags */
 242                 if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
 243                         e->e_ocflags = 0;
 244                 }
 245
 246                 if ( glue_attr_delete ) {
 247                         e->e_ocflags = 0;
 248                 }
 249
 250                 /* check if modified attribute was indexed
 251                  * but not in case of NOOP... */
 252                 err = bdb_index_is_indexed( op->o_bd, mod->sm_desc );
 253                 if ( err == LDAP_SUCCESS && !op->o_noop ) {
 254                         ap = attr_find( save_attrs, mod->sm_desc );
 255                         if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
 256
 257                         ap = attr_find( e->e_attrs, mod->sm_desc );
 258                         if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
 259                 }
 260         }
 261
 262         /* check that the entry still obeys the schema */
 263         rc = entry_schema_check( op->o_bd, e, save_attrs, text, textbuf, textlen );
 264         if ( rc != LDAP_SUCCESS || op->o_noop ) {
 265                 attrs_free( e->e_attrs );
 266                 e->e_attrs = save_attrs;
 267
 268                 if ( rc != LDAP_SUCCESS ) {
 269 #ifdef NEW_LOGGING
 270                         LDAP_LOG ( OPERATION, ERR, "bdb_modify_internal: "
 271                                 "entry failed schema check %s\n",
 272                                 *text, 0, 0 );
 273 #else
 274                         Debug( LDAP_DEBUG_ANY,
 275                                 "entry failed schema check: %s\n",
 276                                 *text, 0, 0 );
 277 #endif
 278                 }
 279
 280                 /* if NOOP then silently revert to saved attrs */
 281                 return rc;
 282         }
 283
 284         /* update the indices of the modified attributes */
 285
 286         /* start with deleting the old index entries */
 287         for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
 288                 if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
 289                         rc = bdb_index_values( op, tid, ap->a_desc,
 290                                 ap->a_nvals,
 291                                 e->e_id, SLAP_INDEX_DELETE_OP );
 292                         if ( rc != LDAP_SUCCESS ) {
 293                                 attrs_free( e->e_attrs );
 294                                 e->e_attrs = save_attrs;
 295 #ifdef NEW_LOGGING
 296                                 LDAP_LOG ( OPERATION, ERR,
 297                                         "bdb_modify_internal: attribute index delete failure\n",
 298                                         0, 0, 0 );
 299 #else
 300                                 Debug( LDAP_DEBUG_ANY,
 301                                        "Attribute index delete failure",
 302                                        0, 0, 0 );
 303 #endif
 304                                 return rc;
 305                         }
 306                         ap->a_flags &= ~SLAP_ATTR_IXDEL;
 307                 }
 308         }
 309
 310         /* add the new index entries */
 311         for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
 312                 if (ap->a_flags & SLAP_ATTR_IXADD) {
 313                         rc = bdb_index_values( op, tid, ap->a_desc,
 314                                 ap->a_nvals,
 315                                 e->e_id, SLAP_INDEX_ADD_OP );
 316                         if ( rc != LDAP_SUCCESS ) {
 317                                 attrs_free( e->e_attrs );
 318                                 e->e_attrs = save_attrs;
 319 #ifdef NEW_LOGGING
 320                                 LDAP_LOG ( OPERATION, ERR,
 321                                         "bdb_modify_internal: attribute index add failure\n",
 322                                         0, 0, 0 );
 323 #else
 324                                 Debug( LDAP_DEBUG_ANY,
 325                                        "Attribute index add failure",
 326                                        0, 0, 0 );
 327 #endif
 328                                 return rc;
 329                         }
 330                         ap->a_flags &= ~SLAP_ATTR_IXADD;
 331                 }
 332         }
 333
 334         return rc;
 335 }
 336
 337
 338 int
 339 bdb_modify( Operation *op, SlapReply *rs )
 340 {
 341         struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
 342         Entry           *e = NULL;
 343         EntryInfo       *ei = NULL;
 344         int             manageDSAit = get_manageDSAit( op );
 345         char textbuf[SLAP_TEXT_BUFLEN];
 346         size_t textlen = sizeof textbuf;
 347         DB_TXN  *ltid = NULL, *lt2;
 348         struct bdb_op_info opinfo;
 349         Entry           dummy;
 350
 351         u_int32_t       locker = 0;
 352         DB_LOCK         lock;
 353
 354         int             num_retries = 0;
 355
 356         LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
 357         int num_ctrls = 0;
 358
 359         Operation* ps_list;
 360         struct psid_entry *pm_list, *pm_prev;
 361         int rc;
 362         EntryInfo       *suffix_ei;
 363         Entry           *ctxcsn_e;
 364         int                     ctxcsn_added = 0;
 365
 366 #ifdef NEW_LOGGING
 367         LDAP_LOG ( OPERATION, ENTRY, "bdb_modify: %s\n", op->o_req_dn.bv_val, 0, 0 );
 368 #else
 369         Debug( LDAP_DEBUG_ARGS, "bdb_modify: %s\n", op->o_req_dn.bv_val, 0, 0 );
 370 #endif
 371
 372         if( 0 ) {
 373 retry:  /* transaction retry */
 374                 if( e != NULL ) {
 375                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
 376                         e = NULL;
 377                 }
 378 #ifdef NEW_LOGGING
 379                 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: retrying...\n", 0, 0, 0 );
 380 #else
 381                 Debug(LDAP_DEBUG_TRACE,
 382                         "bdb_modify: retrying...\n", 0, 0, 0);
 383 #endif
 384
 385                 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
 386                 while ( pm_list != NULL ) {
 387                         LDAP_LIST_REMOVE ( pm_list, ps_link );
 388                         pm_prev = pm_list;
 389                         pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
 390                         ch_free( pm_prev );
 391                 }
 392
 393                 rs->sr_err = TXN_ABORT( ltid );
 394                 ltid = NULL;
 395                 op->o_private = NULL;
 396                 op->o_do_not_cache = opinfo.boi_acl_cache;
 397                 if( rs->sr_err != 0 ) {
 398                         rs->sr_err = LDAP_OTHER;
 399                         rs->sr_text = "internal error";
 400                         goto return_results;
 401                 }
 402                 ldap_pvt_thread_yield();
 403                 bdb_trans_backoff( ++num_retries );
 404         }
 405
 406         /* begin transaction */
 407         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
 408                 bdb->bi_db_opflags );
 409         rs->sr_text = NULL;
 410         if( rs->sr_err != 0 ) {
 411 #ifdef NEW_LOGGING
 412                 LDAP_LOG ( OPERATION, DETAIL1,
 413                         "bdb_modify: txn_begin failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
 414 #else
 415                 Debug( LDAP_DEBUG_TRACE,
 416                         "bdb_modify: txn_begin failed: %s (%d)\n",
 417                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 418 #endif
 419                 rs->sr_err = LDAP_OTHER;
 420                 rs->sr_text = "internal error";
 421                 goto return_results;
 422         }
 423
 424         locker = TXN_ID ( ltid );
 425
 426         opinfo.boi_bdb = op->o_bd;
 427         opinfo.boi_txn = ltid;
 428         opinfo.boi_locker = locker;
 429         opinfo.boi_err = 0;
 430         opinfo.boi_acl_cache = op->o_do_not_cache;
 431         op->o_private = &opinfo;
 432
 433         /* get entry or ancestor */
 434         rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1,
 435                 locker, &lock );
 436
 437         if ( rs->sr_err != 0 ) {
 438 #ifdef NEW_LOGGING
 439                 LDAP_LOG ( OPERATION, DETAIL1,
 440                         "bdb_modify: dn2entry failed: (%d)\n", rs->sr_err, 0, 0 );
 441 #else
 442                 Debug( LDAP_DEBUG_TRACE,
 443                         "bdb_modify: dn2entry failed (%d)\n",
 444                         rs->sr_err, 0, 0 );
 445 #endif
 446                 switch( rs->sr_err ) {
 447                 case DB_LOCK_DEADLOCK:
 448                 case DB_LOCK_NOTGRANTED:
 449                         goto retry;
 450                 case DB_NOTFOUND:
 451                         break;
 452                 case LDAP_BUSY:
 453                         rs->sr_text = "ldap server busy";
 454                         goto return_results;
 455                 default:
 456                         rs->sr_err = LDAP_OTHER;
 457                         rs->sr_text = "internal error";
 458                         goto return_results;
 459                 }
 460         }
 461
 462         e = ei->bei_e;
 463         /* acquire and lock entry */
 464         /* FIXME: dn2entry() should return non-glue entry */
 465         if (( rs->sr_err == DB_NOTFOUND ) || ( !manageDSAit && e && is_entry_glue( e ))) {
 466                 if ( e != NULL ) {
 467                         rs->sr_matched = ch_strdup( e->e_dn );
 468                         rs->sr_ref = is_entry_referral( e )
 469                                 ? get_entry_referrals( op, e )
 470                                 : NULL;
 471                         bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, e);
 472                         e = NULL;
 473
 474                 } else {
 475                         BerVarray deref = NULL;
 476                         if ( !LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 477                                 syncinfo_t *si;
 478                                 LDAP_STAILQ_FOREACH( si, &op->o_bd->be_syncinfo, si_next ) {
 479                                         struct berval tmpbv;
 480                                         ber_dupbv( &tmpbv, &si->si_provideruri_bv[0] );
 481                                         ber_bvarray_add( &deref, &tmpbv );
 482                 }
 483                         } else {
 484                                 deref = default_referral;
 485                         }
 486                         rs->sr_ref = referral_rewrite( deref, NULL, &op->o_req_dn,
 487                                 LDAP_SCOPE_DEFAULT );
 488                 }
 489
 490                 rs->sr_err = LDAP_REFERRAL;
 491                 send_ldap_result( op, rs );
 492
 493                 if ( rs->sr_ref != default_referral ) {
 494                         ber_bvarray_free( rs->sr_ref );
 495                 }
 496                 free( (char *)rs->sr_matched );
 497                 rs->sr_ref = NULL;
 498                 rs->sr_matched = NULL;
 499
 500                 goto done;
 501         }
 502
 503         if ( !manageDSAit && is_entry_referral( e ) ) {
 504                 /* entry is a referral, don't allow modify */
 505                 rs->sr_ref = get_entry_referrals( op, e );
 506
 507 #ifdef NEW_LOGGING
 508                 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: entry is referral\n", 0, 0, 0 );
 509 #else
 510                 Debug( LDAP_DEBUG_TRACE,
 511                         "bdb_modify: entry is referral\n",
 512                         0, 0, 0 );
 513 #endif
 514
 515                 rs->sr_err = LDAP_REFERRAL;
 516                 rs->sr_matched = e->e_name.bv_val;
 517                 send_ldap_result( op, rs );
 518
 519                 ber_bvarray_free( rs->sr_ref );
 520                 rs->sr_ref = NULL;
 521                 rs->sr_matched = NULL;
 522                 goto done;
 523         }
 524
 525         if ( get_assert( op ) &&
 526                 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
 527         {
 528                 rs->sr_err = LDAP_ASSERTION_FAILED;
 529                 goto return_results;
 530         }
 531
 532         if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop && !op->o_no_psearch ) {
 533                 ldap_pvt_thread_rdwr_rlock( &bdb->bi_pslist_rwlock );
 534                 LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
 535                         bdb_psearch(op, rs, ps_list, e, LDAP_PSEARCH_BY_PREMODIFY );
 536                 }
 537                 ldap_pvt_thread_rdwr_runlock( &bdb->bi_pslist_rwlock );
 538         }
 539
 540         if( op->o_preread ) {
 541                 if ( slap_read_controls( op, rs, e,
 542                         &slap_pre_read_bv, &ctrls[num_ctrls] ) )
 543                 {
 544 #ifdef NEW_LOGGING
 545                         LDAP_LOG ( OPERATION, DETAIL1,
 546                                 "<=- bdb_modify: pre-read failed!\n", 0, 0, 0 );
 547 #else
 548                         Debug( LDAP_DEBUG_TRACE,
 549                                 "<=- bdb_modify: pre-read failed!\n", 0, 0, 0 );
 550 #endif
 551                         goto return_results;
 552                 }
 553                 ctrls[++num_ctrls] = NULL;
 554                 op->o_preread = 0; /* prevent redo on retry */
 555         }
 556
 557         /* nested transaction */
 558         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, &lt2,
 559                 bdb->bi_db_opflags );
 560         rs->sr_text = NULL;
 561         if( rs->sr_err != 0 ) {
 562 #ifdef NEW_LOGGING
 563                 LDAP_LOG ( OPERATION, ERR,
 564                         "bdb_modify: txn_begin(2) failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
 565 #else
 566                 Debug( LDAP_DEBUG_TRACE,
 567                         "bdb_modify: txn_begin(2) failed: %s (%d)\n",
 568                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 569 #endif
 570                 rs->sr_err = LDAP_OTHER;
 571                 rs->sr_text = "internal error";
 572                 goto return_results;
 573         }
 574         /* Modify the entry */
 575         dummy = *e;
 576         rs->sr_err = bdb_modify_internal( op, lt2, op->oq_modify.rs_modlist,
 577                 &dummy, &rs->sr_text, textbuf, textlen );
 578
 579         if( rs->sr_err != LDAP_SUCCESS ) {
 580 #ifdef NEW_LOGGING
 581                 LDAP_LOG ( OPERATION, ERR,
 582                         "bdb_modify: modify failed (%d)\n", rs->sr_err, 0, 0 );
 583 #else
 584                 Debug( LDAP_DEBUG_TRACE,
 585                         "bdb_modify: modify failed (%d)\n",
 586                         rs->sr_err, 0, 0 );
 587 #endif
 588                 if ( (rs->sr_err == LDAP_INSUFFICIENT_ACCESS) && opinfo.boi_err ) {
 589                         rs->sr_err = opinfo.boi_err;
 590                 }
 591                 switch( rs->sr_err ) {
 592                 case DB_LOCK_DEADLOCK:
 593                 case DB_LOCK_NOTGRANTED:
 594                         goto retry;
 595                 }
 596                 goto return_results;
 597         }
 598
 599         if( op->o_postread ) {
 600                 if( slap_read_controls( op, rs, e,
 601                         &slap_post_read_bv, &ctrls[num_ctrls] ) )
 602                 {
 603 #ifdef NEW_LOGGING
 604                         LDAP_LOG ( OPERATION, DETAIL1,
 605                                 "<=- bdb_modify: post-read failed!\n", 0, 0, 0 );
 606 #else
 607                         Debug( LDAP_DEBUG_TRACE,
 608                                 "<=- bdb_modify: post-read failed!\n", 0, 0, 0 );
 609 #endif
 610                         goto return_results;
 611                 }
 612                 ctrls[++num_ctrls] = NULL;
 613                 op->o_postread = 0;  /* prevent redo on retry */
 614                 /* FIXME: should read entry on the last retry */
 615         }
 616
 617         /* change the entry itself */
 618         rs->sr_err = bdb_id2entry_update( op->o_bd, lt2, &dummy );
 619         if ( rs->sr_err != 0 ) {
 620 #ifdef NEW_LOGGING
 621                 LDAP_LOG ( OPERATION, ERR,
 622                         "bdb_modify: id2entry update failed (%d)\n", rs->sr_err, 0, 0 );
 623 #else
 624                 Debug( LDAP_DEBUG_TRACE,
 625                         "bdb_modify: id2entry update failed (%d)\n",
 626                         rs->sr_err, 0, 0 );
 627 #endif
 628                 switch( rs->sr_err ) {
 629                 case DB_LOCK_DEADLOCK:
 630                 case DB_LOCK_NOTGRANTED:
 631                         goto retry;
 632                 }
 633                 rs->sr_text = "entry update failed";
 634                 goto return_results;
 635         }
 636
 637         if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
 638                 rs->sr_err = LDAP_OTHER;
 639                 rs->sr_text = "txn_commit(2) failed";
 640                 goto return_results;
 641         }
 642
 643         if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 644                 rc = bdb_csn_commit( op, rs, ltid, ei, &suffix_ei,
 645                         &ctxcsn_e, &ctxcsn_added, locker );
 646                 switch ( rc ) {
 647                 case BDB_CSN_ABORT :
 648                         goto return_results;
 649                 case BDB_CSN_RETRY :
 650                         goto retry;
 651                 }
 652         }
 653
 654         if( op->o_noop ) {
 655                 if ( ( rs->sr_err = TXN_ABORT( ltid ) ) != 0 ) {
 656                         rs->sr_text = "txn_abort (no-op) failed";
 657                 } else {
 658                         rs->sr_err = LDAP_NO_OPERATION;
 659                         goto return_results;
 660                 }
 661         } else {
 662                 bdb_cache_modify( e, dummy.e_attrs, bdb->bi_dbenv, locker, &lock );
 663
 664                 if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 665                         if ( ctxcsn_added ) {
 666                                 bdb_cache_add( bdb, suffix_ei, ctxcsn_e,
 667                                         (struct berval *)&slap_ldapsync_cn_bv, locker );
 668                         }
 669                 }
 670
 671                 if ( rs->sr_err == LDAP_SUCCESS ) {
 672                         /* Loop through in-scope entries for each psearch spec */
 673                         ldap_pvt_thread_rdwr_rlock( &bdb->bi_pslist_rwlock );
 674                         LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
 675                                 bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_MODIFY );
 676                         }
 677                         ldap_pvt_thread_rdwr_runlock( &bdb->bi_pslist_rwlock );
 678                         pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
 679                         while ( pm_list != NULL ) {
 680                                 bdb_psearch(op, rs, pm_list->ps_op,
 681                                                         e, LDAP_PSEARCH_BY_SCOPEOUT);
 682                                 LDAP_LIST_REMOVE ( pm_list, ps_link );
 683                                 pm_prev = pm_list;
 684                                 pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
 685                                 ch_free( pm_prev );
 686                         }
 687                 }
 688
 689                 rs->sr_err = TXN_COMMIT( ltid, 0 );
 690         }
 691         ltid = NULL;
 692         op->o_private = NULL;
 693
 694         if( rs->sr_err != 0 ) {
 695 #ifdef NEW_LOGGING
 696                 LDAP_LOG ( OPERATION, ERR,
 697                         "bdb_modify: txn_%s failed %s (%d)\n",
 698                         op->o_noop ? "abort (no_op)" : "commit",
 699                         db_strerror(rs->sr_err), rs->sr_err );
 700 #else
 701                 Debug( LDAP_DEBUG_TRACE,
 702                         "bdb_modify: txn_%s failed: %s (%d)\n",
 703                         op->o_noop ? "abort (no-op)" : "commit",
 704                         db_strerror(rs->sr_err), rs->sr_err );
 705 #endif
 706                 rs->sr_err = LDAP_OTHER;
 707                 rs->sr_text = "commit failed";
 708
 709                 goto return_results;
 710         }
 711
 712 #ifdef NEW_LOGGING
 713         LDAP_LOG ( OPERATION, DETAIL1,
 714                 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
 715                 op->o_noop ? " (no_op)" : "", e->e_id, e->e_dn );
 716 #else
 717         Debug( LDAP_DEBUG_TRACE,
 718                 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
 719                 op->o_noop ? " (no-op)" : "",
 720                 e->e_id, e->e_dn );
 721 #endif
 722
 723         rs->sr_err = LDAP_SUCCESS;
 724         rs->sr_text = NULL;
 725         if( num_ctrls ) rs->sr_ctrls = ctrls;
 726
 727 return_results:
 728         send_ldap_result( op, rs );
 729
 730         if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 731                 ldap_pvt_thread_yield();
 732                 TXN_CHECKPOINT( bdb->bi_dbenv,
 733                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 734         }
 735
 736 done:
 737         if( ltid != NULL ) {
 738                 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
 739                 while ( pm_list != NULL ) {
 740                         LDAP_LIST_REMOVE ( pm_list, ps_link );
 741                         pm_prev = pm_list;
 742                         pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
 743                         ch_free( pm_prev );
 744                 }
 745                 TXN_ABORT( ltid );
 746                 op->o_private = NULL;
 747         }
 748
 749         if( e != NULL ) {
 750                 bdb_unlocked_cache_return_entry_w (&bdb->bi_cache, e);
 751         }
 752         return rs->sr_err;
 753 }