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