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                 Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn: retrying...\n", 0, 0, 0 );
  74                 rc = txn_abort( ltid );
  75                 ltid = NULL;
  76                 op->o_private = NULL;
  77                 if( rc != 0 ) {
  78                         rc = LDAP_OTHER;
  79                         text = "internal error";
  80                         goto return_results;
  81                 }
  82         }
  83
  84         if( bdb->bi_txn ) {
  85                 /* begin transaction */
  86                 rc = txn_begin( bdb->bi_dbenv, NULL, &ltid,
  87                         bdb->bi_db_opflags );
  88                 text = NULL;
  89                 if( rc != 0 ) {
  90                         Debug( LDAP_DEBUG_TRACE,
  91                                 "bdb_delete: txn_begin failed: %s (%d)\n",
  92                                 db_strerror(rc), rc, 0 );
  93                         rc = LDAP_OTHER;
  94                         text = "internal error";
  95                         goto return_results;
  96                 }
  97         }
  98
  99         opinfo.boi_bdb = be;
 100         opinfo.boi_txn = ltid;
 101         opinfo.boi_err = 0;
 102         op->o_private = &opinfo;
 103
 104         /* get entry */
 105         rc = bdb_dn2entry( be, ltid, ndn, &e, &matched, 0 );
 106
 107         switch( rc ) {
 108         case 0:
 109         case DB_NOTFOUND:
 110                 break;
 111         case DB_LOCK_DEADLOCK:
 112         case DB_LOCK_NOTGRANTED:
 113                 goto retry;
 114         default:
 115                 rc = LDAP_OTHER;
 116                 text = "internal error";
 117                 goto return_results;
 118         }
 119
 120         if ( e == NULL ) {
 121                 char* matched_dn = NULL;
 122                 BerVarray refs;
 123
 124                 if( matched != NULL ) {
 125                         matched_dn = strdup( matched->e_dn );
 126                         refs = is_entry_referral( matched )
 127                                 ? get_entry_referrals( be, conn, op, matched )
 128                                 : NULL;
 129                         bdb_entry_return( be, matched );
 130                         matched = NULL;
 131
 132                 } else {
 133                         refs = referral_rewrite( default_referral,
 134                                 NULL, dn, LDAP_SCOPE_DEFAULT );
 135                 }
 136
 137                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 138                         matched_dn, NULL, refs, NULL );
 139
 140                 ber_bvarray_free( refs );
 141                 free( matched_dn );
 142
 143                 goto done;
 144         }
 145
 146         if (!manageDSAit && is_entry_referral( e ) ) {
 147                 /* parent is a referral, don't allow add */
 148                 /* parent is an alias, don't allow add */
 149                 BerVarray refs = get_entry_referrals( be,
 150                         conn, op, e );
 151
 152                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry %s is referral\n",
 153                         e->e_dn, 0, 0 );
 154
 155                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 156                         e->e_dn, NULL, refs, NULL );
 157
 158                 ber_bvarray_free( refs );
 159                 goto done;
 160         }
 161
 162         if ( be_issuffix( be, e->e_nname.bv_val ) ) {
 163                 p_ndn.bv_len = 0;
 164                 p_ndn.bv_val = "";
 165         } else {
 166                 rc = dnParent( e->e_nname.bv_val, (const char **)&p_ndn.bv_val );
 167                 if ( rc != LDAP_SUCCESS ) {
 168                         text = "internal error";
 169                         goto return_results;
 170                 }
 171                 p_ndn.bv_len = e->e_nname.bv_len - (p_ndn.bv_val - e->e_nname.bv_val);
 172         }
 173         np_ndn = &p_ndn;
 174         if ( p_ndn.bv_len != 0 ) {
 175                 /* Make sure parent entry exist and we can write its
 176                  * children.
 177                  */
 178                 rc = bdb_dn2entry( be, ltid, &p_ndn, &p, NULL, 0 );
 179
 180                 switch( rc ) {
 181                 case 0:
 182                 case DB_NOTFOUND:
 183                         break;
 184                 case DB_LOCK_DEADLOCK:
 185                 case DB_LOCK_NOTGRANTED:
 186                         goto retry;
 187                 default:
 188                         rc = LDAP_OTHER;
 189                         text = "internal error";
 190                         goto return_results;
 191                 }
 192
 193                 if( p == NULL) {
 194                         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
 195                                 0, 0, 0);
 196                         rc = LDAP_OTHER;
 197                         goto return_results;
 198                 }
 199
 200                 /* check parent for "children" acl */
 201                 if ( ! access_allowed( be, conn, op, p,
 202                         children, NULL, ACL_WRITE ) )
 203                 {
 204                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 205                                 0, 0 );
 206                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 207                                 NULL, NULL, NULL, NULL );
 208                         goto return_results;
 209                 }
 210
 211                 Debug( LDAP_DEBUG_TRACE,
 212                         "bdb_modrdn: wr to children of entry %s OK\n",
 213                         p_ndn.bv_val, 0, 0 );
 214
 215                 if ( be_issuffix( be, e->e_name.bv_val ) ) {
 216                         p_dn.bv_len = 0;
 217                         p_dn.bv_val = "";
 218                 } else {
 219                         rc = dnParent( e->e_name.bv_val, &p_dn.bv_val );
 220                         if ( rc != LDAP_SUCCESS ) {
 221                                 text = "internal error";
 222                                 goto return_results;
 223                         }
 224                         p_dn.bv_len = e->e_name.bv_len - (p_dn.bv_val - e->e_name.bv_val);
 225                 }
 226
 227                 Debug( LDAP_DEBUG_TRACE,
 228                         "bdb_modrdn: parent dn=%s\n",
 229                         p_dn.bv_val, 0, 0 );
 230
 231         } else {
 232                 /* no parent, modrdn entry directly under root */
 233                 isroot = be_isroot( be, &op->o_ndn );
 234                 if ( ! isroot ) {
 235                         if ( be_issuffix( be, "" ) || be_isupdate( be, &op->o_ndn ) ) {
 236
 237                                 p = (Entry *)&slap_entry_root;
 238
 239                                 /* check parent for "children" acl */
 240                                 rc = access_allowed( be, conn, op, p,
 241                                         children, NULL, ACL_WRITE );
 242
 243                                 p = NULL;
 244
 245                                 if ( ! rc )
 246                                 {
 247                                         Debug( LDAP_DEBUG_TRACE,
 248                                                 "no access to parent\n",
 249                                                 0, 0, 0 );
 250                                         send_ldap_result( conn, op,
 251                                                 LDAP_INSUFFICIENT_ACCESS,
 252                                                 NULL, NULL, NULL, NULL );
 253                                         goto return_results;
 254                                 }
 255
 256                                 Debug( LDAP_DEBUG_TRACE,
 257                                         "bdb_modrdn: wr to children of entry \"\" OK\n",
 258                                         0, 0, 0 );
 259
 260                                 p_dn.bv_val = "";
 261                                 p_dn.bv_len = 0;
 262
 263                                 Debug( LDAP_DEBUG_TRACE,
 264                                         "bdb_modrdn: parent dn=\"\"\n",
 265                                         0, 0, 0 );
 266
 267                         } else {
 268                                 Debug( LDAP_DEBUG_TRACE,
 269                                         "bdb_modrdn: no parent, not root "
 270                                         "& \"\" is not suffix\n",
 271                                         0, 0, 0);
 272                                 rc = LDAP_INSUFFICIENT_ACCESS;
 273                                 goto return_results;
 274                         }
 275                 }
 276         }
 277
 278         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 279
 280         if ( newSuperior != NULL ) {
 281                 Debug( LDAP_DEBUG_TRACE,
 282                         "bdb_modrdn: new parent \"%s\" requested...\n",
 283                         newSuperior->bv_val, 0, 0 );
 284
 285                 if ( newSuperior->bv_len ) {
 286                         np_dn = newSuperior;
 287                         np_ndn = nnewSuperior;
 288
 289                         /* newSuperior == oldParent?, if so ==> ERROR */
 290                         /* newSuperior == entry being moved?, if so ==> ERROR */
 291                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 292
 293                         rc = bdb_dn2entry( be, ltid, nnewSuperior, &np, NULL, 0 );
 294
 295                         switch( rc ) {
 296                         case 0:
 297                         case DB_NOTFOUND:
 298                                 break;
 299                         case DB_LOCK_DEADLOCK:
 300                         case DB_LOCK_NOTGRANTED:
 301                                 goto retry;
 302                         default:
 303                                 rc = LDAP_OTHER;
 304                                 text = "internal error";
 305                                 goto return_results;
 306                         }
 307
 308                         if( np == NULL) {
 309                                 Debug( LDAP_DEBUG_TRACE,
 310                                         "bdb_modrdn: newSup(ndn=%s) not here!\n",
 311                                         np_ndn->bv_val, 0, 0);
 312                                 rc = LDAP_OTHER;
 313                                 goto return_results;
 314                         }
 315
 316                         Debug( LDAP_DEBUG_TRACE,
 317                                 "bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 318                                 np, (long) np->e_id, 0 );
 319
 320                         /* check newSuperior for "children" acl */
 321                         if ( !access_allowed( be, conn, op, np, children, NULL, ACL_WRITE ) ) {
 322                                 Debug( LDAP_DEBUG_TRACE,
 323                                         "bdb_modrdn: no wr to newSup children\n",
 324                                         0, 0, 0 );
 325                                 rc = LDAP_INSUFFICIENT_ACCESS;
 326                                 goto return_results;
 327                         }
 328
 329                         if ( is_entry_alias( np ) ) {
 330                                 /* parent is an alias, don't allow add */
 331                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
 332                                         0, 0, 0 );
 333
 334                                 rc = LDAP_ALIAS_PROBLEM;
 335                                 goto return_results;
 336                         }
 337
 338                         if ( is_entry_referral( np ) ) {
 339                                 /* parent is a referral, don't allow add */
 340                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
 341                                         0, 0, 0 );
 342
 343                                 rc = LDAP_OPERATIONS_ERROR;
 344                                 goto return_results;
 345                         }
 346
 347                 } else {
 348                         if ( isroot == -1 ) {
 349                                 isroot = be_isroot( be, &op->o_ndn );
 350                         }
 351
 352                         np_dn = NULL;
 353
 354                         /* no parent, modrdn entry directly under root */
 355                         if ( ! isroot ) {
 356                                 if ( be_issuffix( be, "" ) || be_isupdate( be, &op->o_ndn ) ) {
 357                                         np = (Entry *)&slap_entry_root;
 358
 359                                         /* check parent for "children" acl */
 360                                         rc = access_allowed( be, conn, op, np,
 361                                                 children, NULL, ACL_WRITE );
 362
 363                                         np = NULL;
 364
 365                                         if ( ! rc )
 366                                         {
 367                                                 Debug( LDAP_DEBUG_TRACE,
 368                                                         "no access to new superior\n",
 369                                                         0, 0, 0 );
 370                                                 send_ldap_result( conn, op,
 371                                                         LDAP_INSUFFICIENT_ACCESS,
 372                                                         NULL, NULL, NULL, NULL );
 373                                                 goto return_results;
 374                                         }
 375
 376                                         Debug( LDAP_DEBUG_TRACE,
 377                                                 "bdb_modrdn: wr to children of entry \"\" OK\n",
 378                                                 0, 0, 0 );
 379
 380                                 } else {
 381                                         Debug( LDAP_DEBUG_TRACE,
 382                                                 "bdb_modrdn: new superior=\"\", not root "
 383                                                 "& \"\" is not suffix\n",
 384                                                 0, 0, 0);
 385                                         rc = LDAP_INSUFFICIENT_ACCESS;
 386                                         goto return_results;
 387                                 }
 388                         }
 389
 390                         Debug( LDAP_DEBUG_TRACE,
 391                                 "bdb_modrdn: new superior=\"\"\n",
 392                                 0, 0, 0 );
 393                 }
 394
 395                 Debug( LDAP_DEBUG_TRACE,
 396                         "bdb_modrdn: wr to new parent's children OK\n",
 397                         0, 0, 0 );
 398
 399                 new_parent_dn = np_dn;
 400         }
 401
 402         /* Build target dn and make sure target entry doesn't exist already. */
 403         build_new_dn( &new_dn, new_parent_dn, newrdn );
 404
 405         dnNormalize2( NULL, &new_dn, &new_ndn );
 406
 407         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
 408                 new_ndn.bv_val, 0, 0 );
 409
 410         rc = bdb_dn2id ( be, ltid, &new_ndn, &id );
 411         switch( rc ) {
 412         case DB_LOCK_DEADLOCK:
 413         case DB_LOCK_NOTGRANTED:
 414                 goto retry;
 415         case DB_NOTFOUND:
 416                 break;
 417         case 0:
 418                 rc = LDAP_ALREADY_EXISTS;
 419                 goto return_results;
 420         default:
 421                 rc = LDAP_OTHER;
 422                 text = "internal error";
 423                 goto return_results;
 424         }
 425
 426         Debug( LDAP_DEBUG_TRACE,
 427                 "bdb_modrdn: new ndn=%s does not exist\n",
 428                 new_ndn.bv_val, 0, 0 );
 429
 430         /* Get attribute type and attribute value of our new rdn, we will
 431          * need to add that to our new entry
 432          */
 433         if ( ldap_str2rdn( newrdn->bv_val, &new_rdn, (char **)&text,
 434                 LDAP_DN_FORMAT_LDAP ) )
 435         {
 436                 Debug( LDAP_DEBUG_TRACE,
 437                         "bdb_modrdn: can't figure out type(s)/values(s) "
 438                         "of newrdn\n", 0, 0, 0 );
 439                 rc = LDAP_OPERATIONS_ERROR;
 440                 text = "unknown type(s) used in RDN";
 441                 goto return_results;
 442         }
 443
 444         Debug( LDAP_DEBUG_TRACE,
 445                 "bdb_modrdn: new_rdn_type=\"%s\", new_rdn_val=\"%s\"\n",
 446                 new_rdn[0][0]->la_attr.bv_val, new_rdn[0][0]->la_value.bv_val, 0 );
 447
 448         if ( ldap_str2rdn( dn->bv_val, &old_rdn, (char **)&text,
 449                 LDAP_DN_FORMAT_LDAP ) )
 450         {
 451                 Debug( LDAP_DEBUG_TRACE,
 452                         "bdb_back_modrdn: can't figure out the old_rdn "
 453                         "type(s)/value(s)\n", 0, 0, 0 );
 454                 rc = LDAP_OTHER;
 455                 text = "cannot parse RDN from old DN";
 456                 goto return_results;
 457         }
 458
 459 #if 0
 460         if ( newSuperior == NULL
 461                 && charray_strcasecmp( ( const char ** )old_rdn_types,
 462                                 ( const char ** )new_rdn_types ) != 0 ) {
 463                 /* Not a big deal but we may say something */
 464                 Debug( LDAP_DEBUG_TRACE,
 465                         "bdb_modrdn: old_rdn_type(s)=%s, new_rdn_type(s)=%s "
 466                         "do not match\n",
 467                         old_rdn_types[ 0 ], new_rdn_types[ 0 ], 0 );
 468         }
 469 #endif
 470
 471         /* Add new attribute values to the entry */
 472         for ( a_cnt = 0; new_rdn[0][ a_cnt ]; a_cnt++ ) {
 473                 int                     rc;
 474                 AttributeDescription    *desc = NULL;
 475                 Modifications           *mod_tmp;
 476
 477                 rc = slap_bv2ad( &new_rdn[0][ a_cnt ]->la_attr, &desc, &text );
 478
 479                 if ( rc != LDAP_SUCCESS ) {
 480                         Debug( LDAP_DEBUG_TRACE,
 481                                 "bdb_modrdn: %s: %s (new)\n",
 482                                 text, new_rdn[0][ a_cnt ]->la_attr.bv_val, 0 );
 483                         goto return_results;
 484                 }
 485
 486                 /* ACL check of newly added attrs */
 487                 if ( !access_allowed( be, conn, op, e, desc,
 488                         &new_rdn[0][ a_cnt ]->la_value, ACL_WRITE ) ) {
 489                         Debug( LDAP_DEBUG_TRACE,
 490                                 "bdb_modrdn: access to attr \"%s\" "
 491                                 "(new) not allowed\n",
 492                                 new_rdn[0][ a_cnt ]->la_attr.bv_val, 0, 0 );
 493                         rc = LDAP_INSUFFICIENT_ACCESS;
 494                         goto return_results;
 495                 }
 496
 497                 /* Apply modification */
 498                 mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
 499                         + 2 * sizeof( struct berval ) );
 500                 mod_tmp->sml_desc = desc;
 501                 mod_tmp->sml_bvalues = ( BerVarray )( mod_tmp + 1 );
 502                 mod_tmp->sml_bvalues[ 0 ] = new_rdn[0][ a_cnt ]->la_value;
 503                 mod_tmp->sml_bvalues[ 1 ].bv_val = NULL;
 504                 mod_tmp->sml_op = SLAP_MOD_SOFTADD;
 505                 mod_tmp->sml_next = mod;
 506                 mod = mod_tmp;
 507         }
 508
 509         /* Remove old rdn value if required */
 510         if ( deleteoldrdn ) {
 511                 /* Get value of old rdn */
 512                 if ( old_rdn == NULL) {
 513                         Debug( LDAP_DEBUG_TRACE,
 514                                 "bdb_modrdn: can't figure out old RDN value(s) "
 515                                 "from old RDN\n", 0, 0, 0 );
 516                         rc = LDAP_OTHER;
 517                         text = "could not parse value(s) from old RDN";
 518                         goto return_results;
 519                 }
 520
 521                 for ( d_cnt = 0; old_rdn[0][ d_cnt ]; d_cnt++ ) {
 522                         int                     rc;
 523                         AttributeDescription    *desc = NULL;
 524                         Modifications           *mod_tmp;
 525
 526                         rc = slap_bv2ad( &old_rdn[0][ d_cnt ]->la_attr,
 527                                         &desc, &text );
 528
 529                         if ( rc != LDAP_SUCCESS ) {
 530                                 Debug( LDAP_DEBUG_TRACE,
 531                                         "bdb_modrdn: %s: %s (old)\n",
 532                                         text, old_rdn[0][ d_cnt ]->la_attr.bv_val, 0 );
 533                                 goto return_results;
 534                         }
 535
 536                         /* ACL check of newly added attrs */
 537                         if ( !access_allowed( be, conn, op, e, desc,
 538                                 &old_rdn[0][d_cnt]->la_value, ACL_WRITE ) ) {
 539                                 Debug( LDAP_DEBUG_TRACE,
 540                                         "bdb_modrdn: access to attr \"%s\" "
 541                                         "(old) not allowed\n",
 542                                         old_rdn[0][ d_cnt ]->la_attr.bv_val, 0, 0 );
 543                                 rc = LDAP_INSUFFICIENT_ACCESS;
 544                                 goto return_results;
 545                         }
 546
 547                         /* Apply modification */
 548                         mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
 549                                 + 2 * sizeof ( struct berval ) );
 550                         mod_tmp->sml_desc = desc;
 551                         mod_tmp->sml_bvalues = ( BerVarray )(mod_tmp+1);
 552                         mod_tmp->sml_bvalues[ 0 ] = old_rdn[0][ d_cnt ]->la_value;
 553                         mod_tmp->sml_bvalues[ 1 ].bv_val = NULL;
 554                         mod_tmp->sml_op = LDAP_MOD_DELETE;
 555                         mod_tmp->sml_next = mod;
 556                         mod = mod_tmp;
 557                 }
 558         }
 559
 560         /* delete old one */
 561         rc = bdb_dn2id_delete( be, ltid, p_ndn.bv_val, e );
 562         if ( rc != 0 ) {
 563                 switch( rc ) {
 564                 case DB_LOCK_DEADLOCK:
 565                 case DB_LOCK_NOTGRANTED:
 566                         goto retry;
 567                 }
 568                 rc = LDAP_OTHER;
 569                 text = "DN index delete fail";
 570                 goto return_results;
 571         }
 572
 573         /* Binary format uses a single contiguous block, cannot
 574          * free individual fields. Leave new_dn/new_ndn set so
 575          * they can be individually freed later.
 576          */
 577         e->e_name = new_dn;
 578         e->e_nname = new_ndn;
 579
 580         /* add new one */
 581         rc = bdb_dn2id_add( be, ltid, np_ndn, e );
 582         if ( rc != 0 ) {
 583                 switch( rc ) {
 584                 case DB_LOCK_DEADLOCK:
 585                 case DB_LOCK_NOTGRANTED:
 586                         goto retry;
 587                 }
 588                 rc = LDAP_OTHER;
 589                 text = "DN index add failed";
 590                 goto return_results;
 591         }
 592
 593         /* modify entry */
 594         rc = bdb_modify_internal( be, conn, op, ltid, &mod[0], e,
 595                 &text, textbuf, textlen );
 596
 597         if( rc != LDAP_SUCCESS ) {
 598                 switch( rc ) {
 599                 case DB_LOCK_DEADLOCK:
 600                 case DB_LOCK_NOTGRANTED:
 601                         goto retry;
 602                 }
 603                 goto return_results;
 604         }
 605
 606         /* id2entry index */
 607         rc = bdb_id2entry_update( be, ltid, e );
 608         if ( rc != 0 ) {
 609                 switch( rc ) {
 610                 case DB_LOCK_DEADLOCK:
 611                 case DB_LOCK_NOTGRANTED:
 612                         goto retry;
 613                 }
 614                 rc = LDAP_OTHER;
 615                 text = "entry update failed";
 616                 goto return_results;
 617         }
 618
 619         if( bdb->bi_txn ) {
 620                 rc = txn_commit( ltid, 0 );
 621         }
 622         ltid = NULL;
 623         op->o_private = NULL;
 624
 625         if( rc != 0 ) {
 626                 Debug( LDAP_DEBUG_TRACE,
 627                         "bdb_modrdn: txn_commit failed: %s (%d)\n",
 628                         db_strerror(rc), rc, 0 );
 629                 rc = LDAP_OTHER;
 630                 text = "commit failed";
 631         } else {
 632                 Debug( LDAP_DEBUG_TRACE,
 633                         "bdb_modrdn: added id=%08lx dn=\"%s\"\n",
 634                         e->e_id, e->e_dn, 0 );
 635                 rc = LDAP_SUCCESS;
 636                 text = NULL;
 637         }
 638
 639 return_results:
 640         send_ldap_result( conn, op, rc,
 641                 NULL, text, NULL, NULL );
 642
 643         if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 644                 ldap_pvt_thread_yield();
 645                 TXN_CHECKPOINT( bdb->bi_dbenv,
 646                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 647         }
 648
 649 done:
 650         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
 651         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 652
 653         /* LDAP v2 supporting correct attribute handling. */
 654         if( new_rdn != NULL ) ldap_rdnfree( new_rdn );
 655         if( old_rdn != NULL ) ldap_rdnfree( old_rdn );
 656         if( mod != NULL ) {
 657                 Modifications *tmp;
 658                 for (; mod; mod=tmp ) {
 659                         tmp = mod->sml_next;
 660                         free( mod );
 661                 }
 662         }
 663
 664         /* LDAP v3 Support */
 665         if( np != NULL ) {
 666                 /* free new parent and writer lock */
 667                 bdb_entry_return( be, np );
 668         }
 669
 670         if( p != NULL ) {
 671                 /* free parent and writer lock */
 672                 bdb_entry_return( be, p );
 673         }
 674
 675         /* free entry */
 676         if( e != NULL ) {
 677                 bdb_entry_return( be, e );
 678         }
 679
 680         if( ltid != NULL ) {
 681                 txn_abort( ltid );
 682                 op->o_private = NULL;
 683         }
 684
 685         return rc;
 686 }