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

   1 /* modrdn.c - bdb backend modrdn routine */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2002 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
  13 #include "back-bdb.h"
  14 #include "external.h"
  15
  16 int
  17 bdb_modrdn(
  18     Backend     *be,
  19     Connection  *conn,
  20     Operation   *op,
  21     struct berval       *dn,
  22     struct berval       *ndn,
  23     struct berval       *newrdn,
  24     struct berval       *nnewrdn,
  25     int         deleteoldrdn,
  26     struct berval       *newSuperior,
  27     struct berval       *nnewSuperior
  28 )
  29 {
  30         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
  31         AttributeDescription *children = slap_schema.si_ad_children;
  32         struct berval   p_dn, p_ndn;
  33         struct berval   new_dn = {0, NULL}, new_ndn = {0, NULL};
  34         int             isroot = -1;
  35         Entry           *e, *p = NULL;
  36         Entry           *matched;
  37         int                     rc;
  38         const char *text;
  39         char textbuf[SLAP_TEXT_BUFLEN];
  40         size_t textlen = sizeof textbuf;
  41         DB_TXN *        ltid = NULL;
  42         struct bdb_op_info opinfo;
  43
  44         ID                      id;
  45         int             a_cnt, d_cnt;
  46         LDAPRDN         *new_rdn = NULL;
  47         LDAPRDN         *old_rdn = NULL;
  48
  49         Entry           *np = NULL;                     /* newSuperior Entry */
  50         struct berval   *np_dn = NULL;                  /* newSuperior dn */
  51         struct berval   *np_ndn = NULL;                 /* newSuperior ndn */
  52         struct berval   *new_parent_dn = NULL;  /* np_dn, p_dn, or NULL */
  53
  54         /* Used to interface with bdb_modify_internal() */
  55         Modifications   *mod = NULL;            /* Used to delete old rdn */
  56
  57         int             manageDSAit = get_manageDSAit( op );
  58
  59         Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn(%s,%s,%s)\n",
  60                 dn->bv_val, newrdn->bv_val,
  61                 newSuperior ? newSuperior->bv_val : "NULL" );
  62
  63 #if 0
  64         if( newSuperior != NULL ) {
  65                 rc = LDAP_UNWILLING_TO_PERFORM;
  66                 text = "newSuperior not implemented (yet)";
  67                 goto return_results;
  68         }
  69 #endif
  70
  71         if( 0 ) {
  72 retry:  /* transaction retry */
  73                 if (e != NULL) {
  74                         bdb_cache_delete_entry(&bdb->bi_cache, e);
  75                         bdb_cache_return_entry_w(&bdb->bi_cache, e);
  76                 }
  77                 if (p != NULL) {
  78                         bdb_cache_return_entry_r(&bdb->bi_cache, p);
  79                 }
  80                 if (np != NULL) {
  81                         bdb_cache_return_entry_r(&bdb->bi_cache, np);
  82                 }
  83                 Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn: retrying...\n", 0, 0, 0 );
  84                 rc = txn_abort( ltid );
  85                 ltid = NULL;
  86                 op->o_private = NULL;
  87                 if( rc != 0 ) {
  88                         rc = LDAP_OTHER;
  89                         text = "internal error";
  90                         goto return_results;
  91                 }
  92                 ldap_pvt_thread_yield();
  93         }
  94
  95         if( bdb->bi_txn ) {
  96                 /* begin transaction */
  97                 rc = txn_begin( bdb->bi_dbenv, NULL, &ltid,
  98                         bdb->bi_db_opflags );
  99                 text = NULL;
 100                 if( rc != 0 ) {
 101                         Debug( LDAP_DEBUG_TRACE,
 102                                 "bdb_delete: txn_begin failed: %s (%d)\n",
 103                                 db_strerror(rc), rc, 0 );
 104                         rc = LDAP_OTHER;
 105                         text = "internal error";
 106                         goto return_results;
 107                 }
 108         }
 109
 110         opinfo.boi_bdb = be;
 111         opinfo.boi_txn = ltid;
 112         opinfo.boi_err = 0;
 113         op->o_private = &opinfo;
 114
 115         /* get entry */
 116         rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, 0 );
 117
 118         switch( rc ) {
 119         case 0:
 120         case DB_NOTFOUND:
 121                 break;
 122         case DB_LOCK_DEADLOCK:
 123         case DB_LOCK_NOTGRANTED:
 124                 goto retry;
 125         default:
 126                 rc = LDAP_OTHER;
 127                 text = "internal error";
 128                 goto return_results;
 129         }
 130
 131         if ( e == NULL ) {
 132                 char* matched_dn = NULL;
 133                 BerVarray refs;
 134
 135                 if( matched != NULL ) {
 136                         matched_dn = ch_strdup( matched->e_dn );
 137                         refs = is_entry_referral( matched )
 138                                 ? get_entry_referrals( be, conn, op, matched )
 139                                 : NULL;
 140                         bdb_cache_return_entry_r( &bdb->bi_cache, matched );
 141                         matched = NULL;
 142
 143                 } else {
 144                         refs = referral_rewrite( default_referral,
 145                                 NULL, dn, LDAP_SCOPE_DEFAULT );
 146                 }
 147
 148                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 149                         matched_dn, NULL, refs, NULL );
 150
 151                 ber_bvarray_free( refs );
 152                 free( matched_dn );
 153
 154                 goto done;
 155         }
 156
 157         if (!manageDSAit && is_entry_referral( e ) ) {
 158                 /* parent is a referral, don't allow add */
 159                 /* parent is an alias, don't allow add */
 160                 BerVarray refs = get_entry_referrals( be,
 161                         conn, op, e );
 162
 163                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry %s is referral\n",
 164                         e->e_dn, 0, 0 );
 165
 166                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 167                         e->e_dn, NULL, refs, NULL );
 168
 169                 ber_bvarray_free( refs );
 170                 goto done;
 171         }
 172
 173         if ( be_issuffix( be, &e->e_nname ) ) {
 174                 p_ndn = slap_empty_bv;
 175         } else {
 176                 rc = dnParent( &e->e_nname, &p_ndn );
 177                 if ( rc != LDAP_SUCCESS ) {
 178                         text = "internal error";
 179                         goto return_results;
 180                 }
 181         }
 182         np_ndn = &p_ndn;
 183         if ( p_ndn.bv_len != 0 ) {
 184                 /* Make sure parent entry exist and we can write its
 185                  * children.
 186                  */
 187                 rc = bdb_dn2entry_r( be, ltid, &p_ndn, &p, NULL, 0 );
 188
 189                 switch( rc ) {
 190                 case 0:
 191                 case DB_NOTFOUND:
 192                         break;
 193                 case DB_LOCK_DEADLOCK:
 194                 case DB_LOCK_NOTGRANTED:
 195                         goto retry;
 196                 default:
 197                         rc = LDAP_OTHER;
 198                         text = "internal error";
 199                         goto return_results;
 200                 }
 201
 202                 if( p == NULL) {
 203                         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
 204                                 0, 0, 0);
 205                         rc = LDAP_OTHER;
 206                         goto return_results;
 207                 }
 208
 209                 /* check parent for "children" acl */
 210                 if ( ! access_allowed( be, conn, op, p,
 211                         children, NULL, ACL_WRITE ) )
 212                 {
 213                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 214                                 0, 0 );
 215                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 216                                 NULL, NULL, NULL, NULL );
 217                         goto return_results;
 218                 }
 219
 220                 Debug( LDAP_DEBUG_TRACE,
 221                         "bdb_modrdn: wr to children of entry %s OK\n",
 222                         p_ndn.bv_val, 0, 0 );
 223
 224                 if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
 225                         p_dn = slap_empty_bv;
 226                 } else {
 227                         rc = dnParent( &e->e_name, &p_dn );
 228                         if ( rc != LDAP_SUCCESS ) {
 229                                 text = "internal error";
 230                                 goto return_results;
 231                         }
 232                 }
 233
 234                 Debug( LDAP_DEBUG_TRACE,
 235                         "bdb_modrdn: parent dn=%s\n",
 236                         p_dn.bv_val, 0, 0 );
 237
 238         } else {
 239                 /* no parent, modrdn entry directly under root */
 240                 isroot = be_isroot( be, &op->o_ndn );
 241                 if ( ! isroot ) {
 242                         if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 243                                 || be_isupdate( be, &op->o_ndn ) ) {
 244
 245                                 p = (Entry *)&slap_entry_root;
 246
 247                                 /* check parent for "children" acl */
 248                                 rc = access_allowed( be, conn, op, p,
 249                                         children, NULL, ACL_WRITE );
 250
 251                                 p = NULL;
 252
 253                                 if ( ! rc )
 254                                 {
 255                                         Debug( LDAP_DEBUG_TRACE,
 256                                                 "no access to parent\n",
 257                                                 0, 0, 0 );
 258                                         send_ldap_result( conn, op,
 259                                                 LDAP_INSUFFICIENT_ACCESS,
 260                                                 NULL, NULL, NULL, NULL );
 261                                         goto return_results;
 262                                 }
 263
 264                                 Debug( LDAP_DEBUG_TRACE,
 265                                         "bdb_modrdn: wr to children of entry \"\" OK\n",
 266                                         0, 0, 0 );
 267
 268                                 p_dn.bv_val = "";
 269                                 p_dn.bv_len = 0;
 270
 271                                 Debug( LDAP_DEBUG_TRACE,
 272                                         "bdb_modrdn: parent dn=\"\"\n",
 273                                         0, 0, 0 );
 274
 275                         } else {
 276                                 Debug( LDAP_DEBUG_TRACE,
 277                                         "bdb_modrdn: no parent, not root "
 278                                         "& \"\" is not suffix\n",
 279                                         0, 0, 0);
 280                                 rc = LDAP_INSUFFICIENT_ACCESS;
 281                                 goto return_results;
 282                         }
 283                 }
 284         }
 285
 286         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 287
 288         if ( newSuperior != NULL ) {
 289                 Debug( LDAP_DEBUG_TRACE,
 290                         "bdb_modrdn: new parent \"%s\" requested...\n",
 291                         newSuperior->bv_val, 0, 0 );
 292
 293                 if ( newSuperior->bv_len ) {
 294                         np_dn = newSuperior;
 295                         np_ndn = nnewSuperior;
 296
 297                         /* newSuperior == oldParent?, if so ==> ERROR */
 298                         /* newSuperior == entry being moved?, if so ==> ERROR */
 299                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 300
 301                         rc = bdb_dn2entry_r( be, ltid, nnewSuperior, &np, NULL, 0 );
 302
 303                         switch( rc ) {
 304                         case 0:
 305                         case DB_NOTFOUND:
 306                                 break;
 307                         case DB_LOCK_DEADLOCK:
 308                         case DB_LOCK_NOTGRANTED:
 309                                 goto retry;
 310                         default:
 311                                 rc = LDAP_OTHER;
 312                                 text = "internal error";
 313                                 goto return_results;
 314                         }
 315
 316                         if( np == NULL) {
 317                                 Debug( LDAP_DEBUG_TRACE,
 318                                         "bdb_modrdn: newSup(ndn=%s) not here!\n",
 319                                         np_ndn->bv_val, 0, 0);
 320                                 rc = LDAP_OTHER;
 321                                 goto return_results;
 322                         }
 323
 324                         Debug( LDAP_DEBUG_TRACE,
 325                                 "bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 326                                 np, (long) np->e_id, 0 );
 327
 328                         /* check newSuperior for "children" acl */
 329                         if ( !access_allowed( be, conn, op, np, children, NULL, ACL_WRITE ) ) {
 330                                 Debug( LDAP_DEBUG_TRACE,
 331                                         "bdb_modrdn: no wr to newSup children\n",
 332                                         0, 0, 0 );
 333                                 rc = LDAP_INSUFFICIENT_ACCESS;
 334                                 goto return_results;
 335                         }
 336
 337                         if ( is_entry_alias( np ) ) {
 338                                 /* parent is an alias, don't allow add */
 339                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
 340                                         0, 0, 0 );
 341
 342                                 rc = LDAP_ALIAS_PROBLEM;
 343                                 goto return_results;
 344                         }
 345
 346                         if ( is_entry_referral( np ) ) {
 347                                 /* parent is a referral, don't allow add */
 348                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
 349                                         0, 0, 0 );
 350
 351                                 rc = LDAP_OPERATIONS_ERROR;
 352                                 goto return_results;
 353                         }
 354
 355                 } else {
 356                         if ( isroot == -1 ) {
 357                                 isroot = be_isroot( be, &op->o_ndn );
 358                         }
 359
 360                         np_dn = NULL;
 361
 362                         /* no parent, modrdn entry directly under root */
 363                         if ( ! isroot ) {
 364                                 if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 365                                         || be_isupdate( be, &op->o_ndn ) ) {
 366                                         np = (Entry *)&slap_entry_root;
 367
 368                                         /* check parent for "children" acl */
 369                                         rc = access_allowed( be, conn, op, np,
 370                                                 children, NULL, ACL_WRITE );
 371
 372                                         np = NULL;
 373
 374                                         if ( ! rc )
 375                                         {
 376                                                 Debug( LDAP_DEBUG_TRACE,
 377                                                         "no access to new superior\n",
 378                                                         0, 0, 0 );
 379                                                 send_ldap_result( conn, op,
 380                                                         LDAP_INSUFFICIENT_ACCESS,
 381                                                         NULL, NULL, NULL, NULL );
 382                                                 goto return_results;
 383                                         }
 384
 385                                         Debug( LDAP_DEBUG_TRACE,
 386                                                 "bdb_modrdn: wr to children of entry \"\" OK\n",
 387                                                 0, 0, 0 );
 388
 389                                 } else {
 390                                         Debug( LDAP_DEBUG_TRACE,
 391                                                 "bdb_modrdn: new superior=\"\", not root "
 392                                                 "& \"\" is not suffix\n",
 393                                                 0, 0, 0);
 394                                         rc = LDAP_INSUFFICIENT_ACCESS;
 395                                         goto return_results;
 396                                 }
 397                         }
 398
 399                         Debug( LDAP_DEBUG_TRACE,
 400                                 "bdb_modrdn: new superior=\"\"\n",
 401                                 0, 0, 0 );
 402                 }
 403
 404                 Debug( LDAP_DEBUG_TRACE,
 405                         "bdb_modrdn: wr to new parent's children OK\n",
 406                         0, 0, 0 );
 407
 408                 new_parent_dn = np_dn;
 409         }
 410
 411         /* Build target dn and make sure target entry doesn't exist already. */
 412         build_new_dn( &new_dn, new_parent_dn, newrdn );
 413
 414         dnNormalize2( NULL, &new_dn, &new_ndn );
 415
 416         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
 417                 new_ndn.bv_val, 0, 0 );
 418
 419         rc = bdb_dn2id ( be, ltid, &new_ndn, &id );
 420         switch( rc ) {
 421         case DB_LOCK_DEADLOCK:
 422         case DB_LOCK_NOTGRANTED:
 423                 goto retry;
 424         case DB_NOTFOUND:
 425                 break;
 426         case 0:
 427                 rc = LDAP_ALREADY_EXISTS;
 428                 goto return_results;
 429         default:
 430                 rc = LDAP_OTHER;
 431                 text = "internal error";
 432                 goto return_results;
 433         }
 434
 435         Debug( LDAP_DEBUG_TRACE,
 436                 "bdb_modrdn: new ndn=%s does not exist\n",
 437                 new_ndn.bv_val, 0, 0 );
 438
 439         /* Get attribute type and attribute value of our new rdn, we will
 440          * need to add that to our new entry
 441          */
 442         if ( ldap_str2rdn( newrdn->bv_val, &new_rdn, (char **)&text,
 443                 LDAP_DN_FORMAT_LDAP ) )
 444         {
 445                 Debug( LDAP_DEBUG_TRACE,
 446                         "bdb_modrdn: can't figure out type(s)/values(s) "
 447                         "of newrdn\n", 0, 0, 0 );
 448                 rc = LDAP_OPERATIONS_ERROR;
 449                 text = "unknown type(s) used in RDN";
 450                 goto return_results;
 451         }
 452
 453         Debug( LDAP_DEBUG_TRACE,
 454                 "bdb_modrdn: new_rdn_type=\"%s\", new_rdn_val=\"%s\"\n",
 455                 new_rdn[0][0]->la_attr.bv_val, new_rdn[0][0]->la_value.bv_val, 0 );
 456
 457         if ( ldap_str2rdn( dn->bv_val, &old_rdn, (char **)&text,
 458                 LDAP_DN_FORMAT_LDAP ) )
 459         {
 460                 Debug( LDAP_DEBUG_TRACE,
 461                         "bdb_back_modrdn: can't figure out the old_rdn "
 462                         "type(s)/value(s)\n", 0, 0, 0 );
 463                 rc = LDAP_OTHER;
 464                 text = "cannot parse RDN from old DN";
 465                 goto return_results;
 466         }
 467
 468 #if 0
 469         if ( newSuperior == NULL
 470                 && charray_strcasecmp( ( const char ** )old_rdn_types,
 471                                 ( const char ** )new_rdn_types ) != 0 ) {
 472                 /* Not a big deal but we may say something */
 473                 Debug( LDAP_DEBUG_TRACE,
 474                         "bdb_modrdn: old_rdn_type(s)=%s, new_rdn_type(s)=%s "
 475                         "do not match\n",
 476                         old_rdn_types[ 0 ], new_rdn_types[ 0 ], 0 );
 477         }
 478 #endif
 479
 480         /* Add new attribute values to the entry */
 481         for ( a_cnt = 0; new_rdn[0][ a_cnt ]; a_cnt++ ) {
 482                 int                     rc;
 483                 AttributeDescription    *desc = NULL;
 484                 Modifications           *mod_tmp;
 485
 486                 rc = slap_bv2ad( &new_rdn[0][ a_cnt ]->la_attr, &desc, &text );
 487
 488                 if ( rc != LDAP_SUCCESS ) {
 489                         Debug( LDAP_DEBUG_TRACE,
 490                                 "bdb_modrdn: %s: %s (new)\n",
 491                                 text, new_rdn[0][ a_cnt ]->la_attr.bv_val, 0 );
 492                         goto return_results;
 493                 }
 494
 495                 /* ACL check of newly added attrs */
 496                 if ( !access_allowed( be, conn, op, e, desc,
 497                         &new_rdn[0][ a_cnt ]->la_value, ACL_WRITE ) ) {
 498                         Debug( LDAP_DEBUG_TRACE,
 499                                 "bdb_modrdn: access to attr \"%s\" "
 500                                 "(new) not allowed\n",
 501                                 new_rdn[0][ a_cnt ]->la_attr.bv_val, 0, 0 );
 502                         rc = LDAP_INSUFFICIENT_ACCESS;
 503                         goto return_results;
 504                 }
 505
 506                 /* Apply modification */
 507                 mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
 508                         + 2 * sizeof( struct berval ) );
 509                 mod_tmp->sml_desc = desc;
 510                 mod_tmp->sml_bvalues = ( BerVarray )( mod_tmp + 1 );
 511                 mod_tmp->sml_bvalues[ 0 ] = new_rdn[0][ a_cnt ]->la_value;
 512                 mod_tmp->sml_bvalues[ 1 ].bv_val = NULL;
 513                 mod_tmp->sml_op = SLAP_MOD_SOFTADD;
 514                 mod_tmp->sml_next = mod;
 515                 mod = mod_tmp;
 516         }
 517
 518         /* Remove old rdn value if required */
 519         if ( deleteoldrdn ) {
 520                 /* Get value of old rdn */
 521                 if ( old_rdn == NULL) {
 522                         Debug( LDAP_DEBUG_TRACE,
 523                                 "bdb_modrdn: can't figure out old RDN value(s) "
 524                                 "from old RDN\n", 0, 0, 0 );
 525                         rc = LDAP_OTHER;
 526                         text = "could not parse value(s) from old RDN";
 527                         goto return_results;
 528                 }
 529
 530                 for ( d_cnt = 0; old_rdn[0][ d_cnt ]; d_cnt++ ) {
 531                         int                     rc;
 532                         AttributeDescription    *desc = NULL;
 533                         Modifications           *mod_tmp;
 534
 535                         rc = slap_bv2ad( &old_rdn[0][ d_cnt ]->la_attr,
 536                                         &desc, &text );
 537
 538                         if ( rc != LDAP_SUCCESS ) {
 539                                 Debug( LDAP_DEBUG_TRACE,
 540                                         "bdb_modrdn: %s: %s (old)\n",
 541                                         text, old_rdn[0][ d_cnt ]->la_attr.bv_val, 0 );
 542                                 goto return_results;
 543                         }
 544
 545                         /* ACL check of newly added attrs */
 546                         if ( !access_allowed( be, conn, op, e, desc,
 547                                 &old_rdn[0][d_cnt]->la_value, ACL_WRITE ) ) {
 548                                 Debug( LDAP_DEBUG_TRACE,
 549                                         "bdb_modrdn: access to attr \"%s\" "
 550                                         "(old) not allowed\n",
 551                                         old_rdn[0][ d_cnt ]->la_attr.bv_val, 0, 0 );
 552                                 rc = LDAP_INSUFFICIENT_ACCESS;
 553                                 goto return_results;
 554                         }
 555
 556                         /* Apply modification */
 557                         mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
 558                                 + 2 * sizeof ( struct berval ) );
 559                         mod_tmp->sml_desc = desc;
 560                         mod_tmp->sml_bvalues = ( BerVarray )(mod_tmp+1);
 561                         mod_tmp->sml_bvalues[ 0 ] = old_rdn[0][ d_cnt ]->la_value;
 562                         mod_tmp->sml_bvalues[ 1 ].bv_val = NULL;
 563                         mod_tmp->sml_op = LDAP_MOD_DELETE;
 564                         mod_tmp->sml_next = mod;
 565                         mod = mod_tmp;
 566                 }
 567         }
 568
 569         /* delete old one */
 570         rc = bdb_dn2id_delete( be, ltid, p_ndn.bv_val, e );
 571         if ( rc != 0 ) {
 572                 switch( rc ) {
 573                 case DB_LOCK_DEADLOCK:
 574                 case DB_LOCK_NOTGRANTED:
 575                         goto retry;
 576                 }
 577                 rc = LDAP_OTHER;
 578                 text = "DN index delete fail";
 579                 goto return_results;
 580         }
 581
 582         (void) bdb_cache_delete_entry(&bdb->bi_cache, e);
 583
 584         /* Binary format uses a single contiguous block, cannot
 585          * free individual fields. Leave new_dn/new_ndn set so
 586          * they can be individually freed later.
 587          */
 588         e->e_name = new_dn;
 589         e->e_nname = new_ndn;
 590
 591         new_dn.bv_val = NULL;
 592         new_ndn.bv_val = NULL;
 593
 594         /* add new one */
 595         rc = bdb_dn2id_add( be, ltid, np_ndn, e );
 596         if ( rc != 0 ) {
 597                 switch( rc ) {
 598                 case DB_LOCK_DEADLOCK:
 599                 case DB_LOCK_NOTGRANTED:
 600                         goto retry;
 601                 }
 602                 rc = LDAP_OTHER;
 603                 text = "DN index add failed";
 604                 goto return_results;
 605         }
 606
 607         /* modify entry */
 608         rc = bdb_modify_internal( be, conn, op, ltid, &mod[0], e,
 609                 &text, textbuf, textlen );
 610
 611         if( rc != LDAP_SUCCESS ) {
 612                 switch( rc ) {
 613                 case DB_LOCK_DEADLOCK:
 614                 case DB_LOCK_NOTGRANTED:
 615                         goto retry;
 616                 }
 617                 goto return_results;
 618         }
 619
 620         /* id2entry index */
 621         rc = bdb_id2entry_update( be, ltid, e );
 622         if ( rc != 0 ) {
 623                 switch( rc ) {
 624                 case DB_LOCK_DEADLOCK:
 625                 case DB_LOCK_NOTGRANTED:
 626                         goto retry;
 627                 }
 628                 rc = LDAP_OTHER;
 629                 text = "entry update failed";
 630                 goto return_results;
 631         }
 632
 633         if( bdb->bi_txn ) {
 634                 rc = txn_commit( ltid, 0 );
 635         }
 636         ltid = NULL;
 637         op->o_private = NULL;
 638
 639         if( rc != 0 ) {
 640                 Debug( LDAP_DEBUG_TRACE,
 641                         "bdb_modrdn: txn_commit failed: %s (%d)\n",
 642                         db_strerror(rc), rc, 0 );
 643                 rc = LDAP_OTHER;
 644                 text = "commit failed";
 645         } else {
 646                 (void) bdb_cache_update_entry(&bdb->bi_cache, e);
 647                 Debug( LDAP_DEBUG_TRACE,
 648                         "bdb_modrdn: added id=%08lx dn=\"%s\"\n",
 649                         e->e_id, e->e_dn, 0 );
 650                 rc = LDAP_SUCCESS;
 651                 text = NULL;
 652                 bdb_cache_entry_commit( e );
 653         }
 654
 655 return_results:
 656         send_ldap_result( conn, op, rc,
 657                 NULL, text, NULL, NULL );
 658
 659         if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 660                 ldap_pvt_thread_yield();
 661                 TXN_CHECKPOINT( bdb->bi_dbenv,
 662                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 663         }
 664
 665 done:
 666         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
 667         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 668
 669         /* LDAP v2 supporting correct attribute handling. */
 670         if( new_rdn != NULL ) ldap_rdnfree( new_rdn );
 671         if( old_rdn != NULL ) ldap_rdnfree( old_rdn );
 672         if( mod != NULL ) {
 673                 Modifications *tmp;
 674                 for (; mod; mod=tmp ) {
 675                         tmp = mod->sml_next;
 676                         free( mod );
 677                 }
 678         }
 679
 680         /* LDAP v3 Support */
 681         if( np != NULL ) {
 682                 /* free new parent and reader lock */
 683                 bdb_cache_return_entry_r(&bdb->bi_cache, np);
 684         }
 685
 686         if( p != NULL ) {
 687                 /* free parent and reader lock */
 688                 bdb_cache_return_entry_r(&bdb->bi_cache, p);
 689         }
 690
 691         /* free entry */
 692         if( e != NULL ) {
 693                 bdb_cache_return_entry_w( &bdb->bi_cache, e );
 694         }
 695
 696         if( ltid != NULL ) {
 697                 txn_abort( ltid );
 698                 op->o_private = NULL;
 699         }
 700
 701         return rc;
 702 }