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.bv_val ) ) {
 174                 p_ndn.bv_len = 0;
 175                 p_ndn.bv_val = "";
 176         } else {
 177                 rc = dnParent( e->e_nname.bv_val, (const char **)&p_ndn.bv_val );
 178                 if ( rc != LDAP_SUCCESS ) {
 179                         text = "internal error";
 180                         goto return_results;
 181                 }
 182                 p_ndn.bv_len = e->e_nname.bv_len - (p_ndn.bv_val - e->e_nname.bv_val);
 183         }
 184         np_ndn = &p_ndn;
 185         if ( p_ndn.bv_len != 0 ) {
 186                 /* Make sure parent entry exist and we can write its
 187                  * children.
 188                  */
 189                 rc = bdb_dn2entry_r( be, ltid, &p_ndn, &p, NULL, 0 );
 190
 191                 switch( rc ) {
 192                 case 0:
 193                 case DB_NOTFOUND:
 194                         break;
 195                 case DB_LOCK_DEADLOCK:
 196                 case DB_LOCK_NOTGRANTED:
 197                         goto retry;
 198                 default:
 199                         rc = LDAP_OTHER;
 200                         text = "internal error";
 201                         goto return_results;
 202                 }
 203
 204                 if( p == NULL) {
 205                         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
 206                                 0, 0, 0);
 207                         rc = LDAP_OTHER;
 208                         goto return_results;
 209                 }
 210
 211                 /* check parent for "children" acl */
 212                 if ( ! access_allowed( be, conn, op, p,
 213                         children, NULL, ACL_WRITE ) )
 214                 {
 215                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 216                                 0, 0 );
 217                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 218                                 NULL, NULL, NULL, NULL );
 219                         goto return_results;
 220                 }
 221
 222                 Debug( LDAP_DEBUG_TRACE,
 223                         "bdb_modrdn: wr to children of entry %s OK\n",
 224                         p_ndn.bv_val, 0, 0 );
 225
 226                 if ( be_issuffix( be, e->e_name.bv_val ) ) {
 227                         p_dn.bv_len = 0;
 228                         p_dn.bv_val = "";
 229                 } else {
 230                         rc = dnParent( e->e_name.bv_val, &p_dn.bv_val );
 231                         if ( rc != LDAP_SUCCESS ) {
 232                                 text = "internal error";
 233                                 goto return_results;
 234                         }
 235                         p_dn.bv_len = e->e_name.bv_len - (p_dn.bv_val - e->e_name.bv_val);
 236                 }
 237
 238                 Debug( LDAP_DEBUG_TRACE,
 239                         "bdb_modrdn: parent dn=%s\n",
 240                         p_dn.bv_val, 0, 0 );
 241
 242         } else {
 243                 /* no parent, modrdn entry directly under root */
 244                 isroot = be_isroot( be, &op->o_ndn );
 245                 if ( ! isroot ) {
 246                         if ( be_issuffix( be, "" ) || be_isupdate( be, &op->o_ndn ) ) {
 247
 248                                 p = (Entry *)&slap_entry_root;
 249
 250                                 /* check parent for "children" acl */
 251                                 rc = access_allowed( be, conn, op, p,
 252                                         children, NULL, ACL_WRITE );
 253
 254                                 p = NULL;
 255
 256                                 if ( ! rc )
 257                                 {
 258                                         Debug( LDAP_DEBUG_TRACE,
 259                                                 "no access to parent\n",
 260                                                 0, 0, 0 );
 261                                         send_ldap_result( conn, op,
 262                                                 LDAP_INSUFFICIENT_ACCESS,
 263                                                 NULL, NULL, NULL, NULL );
 264                                         goto return_results;
 265                                 }
 266
 267                                 Debug( LDAP_DEBUG_TRACE,
 268                                         "bdb_modrdn: wr to children of entry \"\" OK\n",
 269                                         0, 0, 0 );
 270
 271                                 p_dn.bv_val = "";
 272                                 p_dn.bv_len = 0;
 273
 274                                 Debug( LDAP_DEBUG_TRACE,
 275                                         "bdb_modrdn: parent dn=\"\"\n",
 276                                         0, 0, 0 );
 277
 278                         } else {
 279                                 Debug( LDAP_DEBUG_TRACE,
 280                                         "bdb_modrdn: no parent, not root "
 281                                         "& \"\" is not suffix\n",
 282                                         0, 0, 0);
 283                                 rc = LDAP_INSUFFICIENT_ACCESS;
 284                                 goto return_results;
 285                         }
 286                 }
 287         }
 288
 289         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 290
 291         if ( newSuperior != NULL ) {
 292                 Debug( LDAP_DEBUG_TRACE,
 293                         "bdb_modrdn: new parent \"%s\" requested...\n",
 294                         newSuperior->bv_val, 0, 0 );
 295
 296                 if ( newSuperior->bv_len ) {
 297                         np_dn = newSuperior;
 298                         np_ndn = nnewSuperior;
 299
 300                         /* newSuperior == oldParent?, if so ==> ERROR */
 301                         /* newSuperior == entry being moved?, if so ==> ERROR */
 302                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 303
 304                         rc = bdb_dn2entry_r( be, ltid, nnewSuperior, &np, NULL, 0 );
 305
 306                         switch( rc ) {
 307                         case 0:
 308                         case DB_NOTFOUND:
 309                                 break;
 310                         case DB_LOCK_DEADLOCK:
 311                         case DB_LOCK_NOTGRANTED:
 312                                 goto retry;
 313                         default:
 314                                 rc = LDAP_OTHER;
 315                                 text = "internal error";
 316                                 goto return_results;
 317                         }
 318
 319                         if( np == NULL) {
 320                                 Debug( LDAP_DEBUG_TRACE,
 321                                         "bdb_modrdn: newSup(ndn=%s) not here!\n",
 322                                         np_ndn->bv_val, 0, 0);
 323                                 rc = LDAP_OTHER;
 324                                 goto return_results;
 325                         }
 326
 327                         Debug( LDAP_DEBUG_TRACE,
 328                                 "bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 329                                 np, (long) np->e_id, 0 );
 330
 331                         /* check newSuperior for "children" acl */
 332                         if ( !access_allowed( be, conn, op, np, children, NULL, ACL_WRITE ) ) {
 333                                 Debug( LDAP_DEBUG_TRACE,
 334                                         "bdb_modrdn: no wr to newSup children\n",
 335                                         0, 0, 0 );
 336                                 rc = LDAP_INSUFFICIENT_ACCESS;
 337                                 goto return_results;
 338                         }
 339
 340                         if ( is_entry_alias( np ) ) {
 341                                 /* parent is an alias, don't allow add */
 342                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
 343                                         0, 0, 0 );
 344
 345                                 rc = LDAP_ALIAS_PROBLEM;
 346                                 goto return_results;
 347                         }
 348
 349                         if ( is_entry_referral( np ) ) {
 350                                 /* parent is a referral, don't allow add */
 351                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
 352                                         0, 0, 0 );
 353
 354                                 rc = LDAP_OPERATIONS_ERROR;
 355                                 goto return_results;
 356                         }
 357
 358                 } else {
 359                         if ( isroot == -1 ) {
 360                                 isroot = be_isroot( be, &op->o_ndn );
 361                         }
 362
 363                         np_dn = NULL;
 364
 365                         /* no parent, modrdn entry directly under root */
 366                         if ( ! isroot ) {
 367                                 if ( be_issuffix( be, "" ) || be_isupdate( be, &op->o_ndn ) ) {
 368                                         np = (Entry *)&slap_entry_root;
 369
 370                                         /* check parent for "children" acl */
 371                                         rc = access_allowed( be, conn, op, np,
 372                                                 children, NULL, ACL_WRITE );
 373
 374                                         np = NULL;
 375
 376                                         if ( ! rc )
 377                                         {
 378                                                 Debug( LDAP_DEBUG_TRACE,
 379                                                         "no access to new superior\n",
 380                                                         0, 0, 0 );
 381                                                 send_ldap_result( conn, op,
 382                                                         LDAP_INSUFFICIENT_ACCESS,
 383                                                         NULL, NULL, NULL, NULL );
 384                                                 goto return_results;
 385                                         }
 386
 387                                         Debug( LDAP_DEBUG_TRACE,
 388                                                 "bdb_modrdn: wr to children of entry \"\" OK\n",
 389                                                 0, 0, 0 );
 390
 391                                 } else {
 392                                         Debug( LDAP_DEBUG_TRACE,
 393                                                 "bdb_modrdn: new superior=\"\", not root "
 394                                                 "& \"\" is not suffix\n",
 395                                                 0, 0, 0);
 396                                         rc = LDAP_INSUFFICIENT_ACCESS;
 397                                         goto return_results;
 398                                 }
 399                         }
 400
 401                         Debug( LDAP_DEBUG_TRACE,
 402                                 "bdb_modrdn: new superior=\"\"\n",
 403                                 0, 0, 0 );
 404                 }
 405
 406                 Debug( LDAP_DEBUG_TRACE,
 407                         "bdb_modrdn: wr to new parent's children OK\n",
 408                         0, 0, 0 );
 409
 410                 new_parent_dn = np_dn;
 411         }
 412
 413         /* Build target dn and make sure target entry doesn't exist already. */
 414         build_new_dn( &new_dn, new_parent_dn, newrdn );
 415
 416         dnNormalize2( NULL, &new_dn, &new_ndn );
 417
 418         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
 419                 new_ndn.bv_val, 0, 0 );
 420
 421         rc = bdb_dn2id ( be, ltid, &new_ndn, &id );
 422         switch( rc ) {
 423         case DB_LOCK_DEADLOCK:
 424         case DB_LOCK_NOTGRANTED:
 425                 goto retry;
 426         case DB_NOTFOUND:
 427                 break;
 428         case 0:
 429                 rc = LDAP_ALREADY_EXISTS;
 430                 goto return_results;
 431         default:
 432                 rc = LDAP_OTHER;
 433                 text = "internal error";
 434                 goto return_results;
 435         }
 436
 437         Debug( LDAP_DEBUG_TRACE,
 438                 "bdb_modrdn: new ndn=%s does not exist\n",
 439                 new_ndn.bv_val, 0, 0 );
 440
 441         /* Get attribute type and attribute value of our new rdn, we will
 442          * need to add that to our new entry
 443          */
 444         if ( ldap_str2rdn( newrdn->bv_val, &new_rdn, (char **)&text,
 445                 LDAP_DN_FORMAT_LDAP ) )
 446         {
 447                 Debug( LDAP_DEBUG_TRACE,
 448                         "bdb_modrdn: can't figure out type(s)/values(s) "
 449                         "of newrdn\n", 0, 0, 0 );
 450                 rc = LDAP_OPERATIONS_ERROR;
 451                 text = "unknown type(s) used in RDN";
 452                 goto return_results;
 453         }
 454
 455         Debug( LDAP_DEBUG_TRACE,
 456                 "bdb_modrdn: new_rdn_type=\"%s\", new_rdn_val=\"%s\"\n",
 457                 new_rdn[0][0]->la_attr.bv_val, new_rdn[0][0]->la_value.bv_val, 0 );
 458
 459         if ( ldap_str2rdn( dn->bv_val, &old_rdn, (char **)&text,
 460                 LDAP_DN_FORMAT_LDAP ) )
 461         {
 462                 Debug( LDAP_DEBUG_TRACE,
 463                         "bdb_back_modrdn: can't figure out the old_rdn "
 464                         "type(s)/value(s)\n", 0, 0, 0 );
 465                 rc = LDAP_OTHER;
 466                 text = "cannot parse RDN from old DN";
 467                 goto return_results;
 468         }
 469
 470 #if 0
 471         if ( newSuperior == NULL
 472                 && charray_strcasecmp( ( const char ** )old_rdn_types,
 473                                 ( const char ** )new_rdn_types ) != 0 ) {
 474                 /* Not a big deal but we may say something */
 475                 Debug( LDAP_DEBUG_TRACE,
 476                         "bdb_modrdn: old_rdn_type(s)=%s, new_rdn_type(s)=%s "
 477                         "do not match\n",
 478                         old_rdn_types[ 0 ], new_rdn_types[ 0 ], 0 );
 479         }
 480 #endif
 481
 482         /* Add new attribute values to the entry */
 483         for ( a_cnt = 0; new_rdn[0][ a_cnt ]; a_cnt++ ) {
 484                 int                     rc;
 485                 AttributeDescription    *desc = NULL;
 486                 Modifications           *mod_tmp;
 487
 488                 rc = slap_bv2ad( &new_rdn[0][ a_cnt ]->la_attr, &desc, &text );
 489
 490                 if ( rc != LDAP_SUCCESS ) {
 491                         Debug( LDAP_DEBUG_TRACE,
 492                                 "bdb_modrdn: %s: %s (new)\n",
 493                                 text, new_rdn[0][ a_cnt ]->la_attr.bv_val, 0 );
 494                         goto return_results;
 495                 }
 496
 497                 /* ACL check of newly added attrs */
 498                 if ( !access_allowed( be, conn, op, e, desc,
 499                         &new_rdn[0][ a_cnt ]->la_value, ACL_WRITE ) ) {
 500                         Debug( LDAP_DEBUG_TRACE,
 501                                 "bdb_modrdn: access to attr \"%s\" "
 502                                 "(new) not allowed\n",
 503                                 new_rdn[0][ a_cnt ]->la_attr.bv_val, 0, 0 );
 504                         rc = LDAP_INSUFFICIENT_ACCESS;
 505                         goto return_results;
 506                 }
 507
 508                 /* Apply modification */
 509                 mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
 510                         + 2 * sizeof( struct berval ) );
 511                 mod_tmp->sml_desc = desc;
 512                 mod_tmp->sml_bvalues = ( BerVarray )( mod_tmp + 1 );
 513                 mod_tmp->sml_bvalues[ 0 ] = new_rdn[0][ a_cnt ]->la_value;
 514                 mod_tmp->sml_bvalues[ 1 ].bv_val = NULL;
 515                 mod_tmp->sml_op = SLAP_MOD_SOFTADD;
 516                 mod_tmp->sml_next = mod;
 517                 mod = mod_tmp;
 518         }
 519
 520         /* Remove old rdn value if required */
 521         if ( deleteoldrdn ) {
 522                 /* Get value of old rdn */
 523                 if ( old_rdn == NULL) {
 524                         Debug( LDAP_DEBUG_TRACE,
 525                                 "bdb_modrdn: can't figure out old RDN value(s) "
 526                                 "from old RDN\n", 0, 0, 0 );
 527                         rc = LDAP_OTHER;
 528                         text = "could not parse value(s) from old RDN";
 529                         goto return_results;
 530                 }
 531
 532                 for ( d_cnt = 0; old_rdn[0][ d_cnt ]; d_cnt++ ) {
 533                         int                     rc;
 534                         AttributeDescription    *desc = NULL;
 535                         Modifications           *mod_tmp;
 536
 537                         rc = slap_bv2ad( &old_rdn[0][ d_cnt ]->la_attr,
 538                                         &desc, &text );
 539
 540                         if ( rc != LDAP_SUCCESS ) {
 541                                 Debug( LDAP_DEBUG_TRACE,
 542                                         "bdb_modrdn: %s: %s (old)\n",
 543                                         text, old_rdn[0][ d_cnt ]->la_attr.bv_val, 0 );
 544                                 goto return_results;
 545                         }
 546
 547                         /* ACL check of newly added attrs */
 548                         if ( !access_allowed( be, conn, op, e, desc,
 549                                 &old_rdn[0][d_cnt]->la_value, ACL_WRITE ) ) {
 550                                 Debug( LDAP_DEBUG_TRACE,
 551                                         "bdb_modrdn: access to attr \"%s\" "
 552                                         "(old) not allowed\n",
 553                                         old_rdn[0][ d_cnt ]->la_attr.bv_val, 0, 0 );
 554                                 rc = LDAP_INSUFFICIENT_ACCESS;
 555                                 goto return_results;
 556                         }
 557
 558                         /* Apply modification */
 559                         mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
 560                                 + 2 * sizeof ( struct berval ) );
 561                         mod_tmp->sml_desc = desc;
 562                         mod_tmp->sml_bvalues = ( BerVarray )(mod_tmp+1);
 563                         mod_tmp->sml_bvalues[ 0 ] = old_rdn[0][ d_cnt ]->la_value;
 564                         mod_tmp->sml_bvalues[ 1 ].bv_val = NULL;
 565                         mod_tmp->sml_op = LDAP_MOD_DELETE;
 566                         mod_tmp->sml_next = mod;
 567                         mod = mod_tmp;
 568                 }
 569         }
 570
 571         /* delete old one */
 572         rc = bdb_dn2id_delete( be, ltid, p_ndn.bv_val, e );
 573         if ( rc != 0 ) {
 574                 switch( rc ) {
 575                 case DB_LOCK_DEADLOCK:
 576                 case DB_LOCK_NOTGRANTED:
 577                         goto retry;
 578                 }
 579                 rc = LDAP_OTHER;
 580                 text = "DN index delete fail";
 581                 goto return_results;
 582         }
 583
 584         (void) bdb_cache_delete_entry(&bdb->bi_cache, e);
 585
 586         /* Binary format uses a single contiguous block, cannot
 587          * free individual fields. Leave new_dn/new_ndn set so
 588          * they can be individually freed later.
 589          */
 590         e->e_name = new_dn;
 591         e->e_nname = new_ndn;
 592
 593         new_dn.bv_val = NULL;
 594         new_ndn.bv_val = NULL;
 595
 596         /* add new one */
 597         rc = bdb_dn2id_add( be, ltid, np_ndn, e );
 598         if ( rc != 0 ) {
 599                 switch( rc ) {
 600                 case DB_LOCK_DEADLOCK:
 601                 case DB_LOCK_NOTGRANTED:
 602                         goto retry;
 603                 }
 604                 rc = LDAP_OTHER;
 605                 text = "DN index add failed";
 606                 goto return_results;
 607         }
 608
 609         /* modify entry */
 610         rc = bdb_modify_internal( be, conn, op, ltid, &mod[0], e,
 611                 &text, textbuf, textlen );
 612
 613         if( rc != LDAP_SUCCESS ) {
 614                 switch( rc ) {
 615                 case DB_LOCK_DEADLOCK:
 616                 case DB_LOCK_NOTGRANTED:
 617                         goto retry;
 618                 }
 619                 goto return_results;
 620         }
 621
 622         /* id2entry index */
 623         rc = bdb_id2entry_update( be, ltid, e );
 624         if ( rc != 0 ) {
 625                 switch( rc ) {
 626                 case DB_LOCK_DEADLOCK:
 627                 case DB_LOCK_NOTGRANTED:
 628                         goto retry;
 629                 }
 630                 rc = LDAP_OTHER;
 631                 text = "entry update failed";
 632                 goto return_results;
 633         }
 634
 635         if( bdb->bi_txn ) {
 636                 rc = txn_commit( ltid, 0 );
 637         }
 638         ltid = NULL;
 639         op->o_private = NULL;
 640
 641         if( rc != 0 ) {
 642                 Debug( LDAP_DEBUG_TRACE,
 643                         "bdb_modrdn: txn_commit failed: %s (%d)\n",
 644                         db_strerror(rc), rc, 0 );
 645                 rc = LDAP_OTHER;
 646                 text = "commit failed";
 647         } else {
 648                 (void) bdb_cache_update_entry(&bdb->bi_cache, e);
 649                 Debug( LDAP_DEBUG_TRACE,
 650                         "bdb_modrdn: added id=%08lx dn=\"%s\"\n",
 651                         e->e_id, e->e_dn, 0 );
 652                 rc = LDAP_SUCCESS;
 653                 text = NULL;
 654                 bdb_cache_entry_commit( e );
 655         }
 656
 657 return_results:
 658         send_ldap_result( conn, op, rc,
 659                 NULL, text, NULL, NULL );
 660
 661         if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 662                 ldap_pvt_thread_yield();
 663                 TXN_CHECKPOINT( bdb->bi_dbenv,
 664                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 665         }
 666
 667 done:
 668         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
 669         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 670
 671         /* LDAP v2 supporting correct attribute handling. */
 672         if( new_rdn != NULL ) ldap_rdnfree( new_rdn );
 673         if( old_rdn != NULL ) ldap_rdnfree( old_rdn );
 674         if( mod != NULL ) {
 675                 Modifications *tmp;
 676                 for (; mod; mod=tmp ) {
 677                         tmp = mod->sml_next;
 678                         free( mod );
 679                 }
 680         }
 681
 682         /* LDAP v3 Support */
 683         if( np != NULL ) {
 684                 /* free new parent and reader lock */
 685                 bdb_cache_return_entry_r(&bdb->bi_cache, np);
 686         }
 687
 688         if( p != NULL ) {
 689                 /* free parent and reader lock */
 690                 bdb_cache_return_entry_r(&bdb->bi_cache, p);
 691         }
 692
 693         /* free entry */
 694         if( e != NULL ) {
 695                 bdb_cache_return_entry_w( &bdb->bi_cache, e );
 696         }
 697
 698         if( ltid != NULL ) {
 699                 txn_abort( ltid );
 700                 op->o_private = NULL;
 701         }
 702
 703         return rc;
 704 }