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         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
  30         AttributeDescription *children = slap_schema.si_ad_children;
  31         AttributeDescription *entry = slap_schema.si_ad_entry;
  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 = NULL;
  36         Entry           *p = NULL;
  37         Entry           *matched;
  38         /* LDAP v2 supporting correct attribute handling. */
  39         LDAPRDN         *new_rdn = NULL;
  40         LDAPRDN         *old_rdn = NULL;
  41         int                     rc;
  42         const char *text;
  43         char textbuf[SLAP_TEXT_BUFLEN];
  44         size_t textlen = sizeof textbuf;
  45         DB_TXN *        ltid = NULL;
  46         struct bdb_op_info opinfo;
  47
  48         ID                      id;
  49
  50         Entry           *np = NULL;                     /* newSuperior Entry */
  51         struct berval   *np_dn = NULL;                  /* newSuperior dn */
  52         struct berval   *np_ndn = NULL;                 /* newSuperior ndn */
  53         struct berval   *new_parent_dn = NULL;  /* np_dn, p_dn, or NULL */
  54
  55         /* Used to interface with bdb_modify_internal() */
  56         Modifications   *mod = NULL;            /* Used to delete old rdn */
  57
  58         int             manageDSAit = get_manageDSAit( op );
  59
  60         u_int32_t       locker;
  61         DB_LOCK         lock;
  62
  63         int             noop = 0;
  64
  65 #ifdef NEW_LOGGING
  66         LDAP_LOG ( OPERATION, ENTRY, "==>bdb_modrdn(%s,%s,%s)\n",
  67                 dn->bv_val,newrdn->bv_val, newSuperior ? newSuperior->bv_val : "NULL" );
  68 #else
  69         Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn(%s,%s,%s)\n",
  70                 dn->bv_val, newrdn->bv_val,
  71                 newSuperior ? newSuperior->bv_val : "NULL" );
  72 #endif
  73
  74         if( 0 ) {
  75 retry:  /* transaction retry */
  76                 if (e != NULL) {
  77                         bdb_cache_delete_entry(&bdb->bi_cache, e);
  78                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
  79                 }
  80                 if (p != NULL) {
  81                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
  82                 }
  83                 if (np != NULL) {
  84                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np);
  85                 }
  86 #ifdef NEW_LOGGING
  87                 LDAP_LOG ( OPERATION, DETAIL1, "==>bdb_modrdn: retrying...\n", 0, 0, 0);
  88 #else
  89                 Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn: retrying...\n", 0, 0, 0 );
  90 #endif
  91                 rc = TXN_ABORT( ltid );
  92                 ltid = NULL;
  93                 op->o_private = NULL;
  94                 if( rc != 0 ) {
  95                         rc = LDAP_OTHER;
  96                         text = "internal error";
  97                         goto return_results;
  98                 }
  99                 ldap_pvt_thread_yield();
 100         }
 101
 102         /* begin transaction */
 103         rc = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
 104                 bdb->bi_db_opflags );
 105         text = NULL;
 106         if( rc != 0 ) {
 107 #ifdef NEW_LOGGING
 108                 LDAP_LOG ( OPERATION, ERR,
 109                         "==>bdb_modrdn: txn_begin failed: %s (%d)\n",
 110                         db_strerror(rc), rc, 0 );
 111 #else
 112                 Debug( LDAP_DEBUG_TRACE,
 113                         "bdb_delete: txn_begin failed: %s (%d)\n",
 114                         db_strerror(rc), rc, 0 );
 115 #endif
 116                 rc = LDAP_OTHER;
 117                 text = "internal error";
 118                 goto return_results;
 119         }
 120
 121         locker = TXN_ID ( ltid );
 122
 123         opinfo.boi_bdb = be;
 124         opinfo.boi_txn = ltid;
 125         opinfo.boi_err = 0;
 126         op->o_private = &opinfo;
 127
 128         /* get entry */
 129         rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, DB_RMW, locker, &lock );
 130
 131         switch( rc ) {
 132         case 0:
 133         case DB_NOTFOUND:
 134                 break;
 135         case DB_LOCK_DEADLOCK:
 136         case DB_LOCK_NOTGRANTED:
 137                 goto retry;
 138         case LDAP_BUSY:
 139                 text = "ldap server busy";
 140                 goto return_results;
 141         default:
 142                 rc = LDAP_OTHER;
 143                 text = "internal error";
 144                 goto return_results;
 145         }
 146
 147         if ( e == NULL ) {
 148                 char* matched_dn = NULL;
 149                 BerVarray refs;
 150
 151                 if( matched != NULL ) {
 152                         matched_dn = ch_strdup( matched->e_dn );
 153                         refs = is_entry_referral( matched )
 154                                 ? get_entry_referrals( be, conn, op, matched )
 155                                 : NULL;
 156                         bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, matched);
 157                         matched = NULL;
 158
 159                 } else {
 160                         refs = referral_rewrite( default_referral,
 161                                 NULL, dn, LDAP_SCOPE_DEFAULT );
 162                 }
 163
 164                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 165                         matched_dn, NULL, refs, NULL );
 166
 167                 ber_bvarray_free( refs );
 168                 free( matched_dn );
 169
 170                 goto done;
 171         }
 172
 173         /* check write on old entry */
 174         rc = access_allowed( be, conn, op, e,
 175                 entry, NULL, ACL_WRITE, NULL );
 176
 177         switch( opinfo.boi_err ) {
 178         case DB_LOCK_DEADLOCK:
 179         case DB_LOCK_NOTGRANTED:
 180                 goto retry;
 181         }
 182
 183         if ( ! rc ) {
 184 #ifdef NEW_LOGGING
 185                 LDAP_LOG ( OPERATION, ERR,
 186                         "==>bdb_modrdn: no access to entry\n", 0, 0, 0 );
 187 #else
 188                 Debug( LDAP_DEBUG_TRACE, "no access to entry\n", 0,
 189                         0, 0 );
 190 #endif
 191                 rc = LDAP_INSUFFICIENT_ACCESS;
 192                 goto return_results;
 193         }
 194
 195         if (!manageDSAit && is_entry_referral( e ) ) {
 196                 /* parent is a referral, don't allow add */
 197                 /* parent is an alias, don't allow add */
 198                 BerVarray refs = get_entry_referrals( be,
 199                         conn, op, e );
 200
 201 #ifdef NEW_LOGGING
 202                 LDAP_LOG ( OPERATION, DETAIL1,
 203                         "==>bdb_modrdn: entry %s is referral \n", e->e_dn, 0, 0 );
 204 #else
 205                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry %s is referral\n",
 206                         e->e_dn, 0, 0 );
 207 #endif
 208
 209                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 210                         e->e_dn, NULL, refs, NULL );
 211
 212                 ber_bvarray_free( refs );
 213                 goto done;
 214         }
 215
 216         if ( be_issuffix( be, &e->e_nname ) ) {
 217                 p_ndn = slap_empty_bv;
 218         } else {
 219                 dnParent( &e->e_nname, &p_ndn );
 220         }
 221         np_ndn = &p_ndn;
 222         if ( p_ndn.bv_len != 0 ) {
 223                 /* Make sure parent entry exist and we can write its
 224                  * children.
 225                  */
 226                 rc = bdb_dn2entry_r( be, ltid, &p_ndn, &p, NULL, 0, locker, &lock );
 227
 228                 switch( rc ) {
 229                 case 0:
 230                 case DB_NOTFOUND:
 231                         break;
 232                 case DB_LOCK_DEADLOCK:
 233                 case DB_LOCK_NOTGRANTED:
 234                         goto retry;
 235                 case LDAP_BUSY:
 236                         text = "ldap server busy";
 237                         goto return_results;
 238                 default:
 239                         rc = LDAP_OTHER;
 240                         text = "internal error";
 241                         goto return_results;
 242                 }
 243
 244                 if( p == NULL) {
 245 #ifdef NEW_LOGGING
 246                         LDAP_LOG ( OPERATION, ERR,
 247                                 "==>bdb_modrdn: parent does not exist\n", 0, 0, 0 );
 248 #else
 249                         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
 250                                 0, 0, 0);
 251 #endif
 252                         rc = LDAP_OTHER;
 253                         goto return_results;
 254                 }
 255
 256                 /* check parent for "children" acl */
 257                 if ( ! access_allowed( be, conn, op, p,
 258                         children, NULL, ACL_WRITE, NULL ) )
 259                 {
 260 #ifdef NEW_LOGGING
 261                         LDAP_LOG ( OPERATION, ERR,
 262                                 "==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
 263 #else
 264                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 265                                 0, 0 );
 266 #endif
 267                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 268                                 NULL, NULL, NULL, NULL );
 269                         goto return_results;
 270                 }
 271
 272 #ifdef NEW_LOGGING
 273                 LDAP_LOG ( OPERATION, DETAIL1,
 274                         "==>bdb_modrdn: wr to children %s is OK\n", p_ndn.bv_val, 0, 0 );
 275 #else
 276                 Debug( LDAP_DEBUG_TRACE,
 277                         "bdb_modrdn: wr to children of entry %s OK\n",
 278                         p_ndn.bv_val, 0, 0 );
 279 #endif
 280
 281                 if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
 282                         p_dn = slap_empty_bv;
 283                 } else {
 284                         dnParent( &e->e_name, &p_dn );
 285                 }
 286
 287 #ifdef NEW_LOGGING
 288                 LDAP_LOG ( OPERATION, DETAIL1,
 289                         "==>bdb_modrdn: parent dn=%s\n", p_dn.bv_val, 0, 0 );
 290 #else
 291                 Debug( LDAP_DEBUG_TRACE,
 292                         "bdb_modrdn: parent dn=%s\n",
 293                         p_dn.bv_val, 0, 0 );
 294 #endif
 295
 296         } else {
 297                 /* no parent, modrdn entry directly under root */
 298                 isroot = be_isroot( be, &op->o_ndn );
 299                 if ( ! isroot ) {
 300                         if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 301                                 || be_isupdate( be, &op->o_ndn ) ) {
 302
 303                                 p = (Entry *)&slap_entry_root;
 304
 305                                 /* check parent for "children" acl */
 306                                 rc = access_allowed( be, conn, op, p,
 307                                         children, NULL, ACL_WRITE, NULL );
 308
 309                                 p = NULL;
 310
 311                                 if ( ! rc )
 312                                 {
 313 #ifdef NEW_LOGGING
 314                                         LDAP_LOG ( OPERATION, ERR,
 315                                                 "==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
 316 #else
 317                                         Debug( LDAP_DEBUG_TRACE,
 318                                                 "no access to parent\n",
 319                                                 0, 0, 0 );
 320 #endif
 321                                         send_ldap_result( conn, op,
 322                                                 LDAP_INSUFFICIENT_ACCESS,
 323                                                 NULL, NULL, NULL, NULL );
 324                                         goto return_results;
 325                                 }
 326
 327 #ifdef NEW_LOGGING
 328                                 LDAP_LOG ( OPERATION, DETAIL1,
 329                                         "==>bdb_modrdn: wr to children of entry \"%s\" OK\n",
 330                                         p_dn.bv_val, 0, 0 );
 331 #else
 332                                 Debug( LDAP_DEBUG_TRACE,
 333                                         "bdb_modrdn: wr to children of entry \"\" OK\n",
 334                                         0, 0, 0 );
 335 #endif
 336
 337                                 p_dn.bv_val = "";
 338                                 p_dn.bv_len = 0;
 339
 340 #ifdef NEW_LOGGING
 341                                 LDAP_LOG ( OPERATION, DETAIL1,
 342                                         "==>bdb_modrdn: parent dn=\"\" \n", 0, 0, 0 );
 343 #else
 344                                 Debug( LDAP_DEBUG_TRACE,
 345                                         "bdb_modrdn: parent dn=\"\"\n",
 346                                         0, 0, 0 );
 347 #endif
 348
 349                         } else {
 350 #ifdef NEW_LOGGING
 351                                 LDAP_LOG ( OPERATION, ERR,
 352                                         "==>bdb_modrdn: no parent, not root &\"\" is not "
 353                                         "suffix\n", 0, 0, 0 );
 354 #else
 355                                 Debug( LDAP_DEBUG_TRACE,
 356                                         "bdb_modrdn: no parent, not root "
 357                                         "& \"\" is not suffix\n",
 358                                         0, 0, 0);
 359 #endif
 360                                 rc = LDAP_INSUFFICIENT_ACCESS;
 361                                 goto return_results;
 362                         }
 363                 }
 364         }
 365
 366         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 367
 368         if ( newSuperior != NULL ) {
 369 #ifdef NEW_LOGGING
 370                 LDAP_LOG ( OPERATION, DETAIL1,
 371                         "==>bdb_modrdn: new parent \"%s\" requested...\n",
 372                         newSuperior->bv_val, 0, 0 );
 373 #else
 374                 Debug( LDAP_DEBUG_TRACE,
 375                         "bdb_modrdn: new parent \"%s\" requested...\n",
 376                         newSuperior->bv_val, 0, 0 );
 377 #endif
 378
 379                 /*  newSuperior == oldParent? */
 380                 if( dn_match( &p_ndn, nnewSuperior ) ) {
 381 #ifdef NEW_LOGGING
 382                         LDAP_LOG( BACK_LDBM, INFO, "bdb_back_modrdn: "
 383                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 384                                 newSuperior->bv_val, p_dn.bv_val, 0 );
 385 #else
 386                         Debug( LDAP_DEBUG_TRACE, "bdb_back_modrdn: "
 387                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 388                                 newSuperior->bv_val, p_dn.bv_val, 0 );
 389 #endif
 390                         newSuperior = NULL; /* ignore newSuperior */
 391                 }
 392         }
 393         if ( newSuperior != NULL ) {
 394                 if ( newSuperior->bv_len ) {
 395                         np_dn = newSuperior;
 396                         np_ndn = nnewSuperior;
 397
 398                         /* newSuperior == oldParent?, if so ==> ERROR */
 399                         /* newSuperior == entry being moved?, if so ==> ERROR */
 400                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 401
 402                         rc = bdb_dn2entry_r( be,
 403                                 ltid, nnewSuperior, &np, NULL, 0, locker, &lock );
 404
 405                         switch( rc ) {
 406                         case 0:
 407                         case DB_NOTFOUND:
 408                                 break;
 409                         case DB_LOCK_DEADLOCK:
 410                         case DB_LOCK_NOTGRANTED:
 411                                 goto retry;
 412                         case LDAP_BUSY:
 413                                 text = "ldap server busy";
 414                                 goto return_results;
 415                         default:
 416                                 rc = LDAP_OTHER;
 417                                 text = "internal error";
 418                                 goto return_results;
 419                         }
 420
 421                         if( np == NULL) {
 422 #ifdef NEW_LOGGING
 423                                 LDAP_LOG ( OPERATION, DETAIL1,
 424                                         "==>bdb_modrdn: newSup(ndn=%s) not here!\n",
 425                                         np_ndn->bv_val, 0, 0 );
 426 #else
 427                                 Debug( LDAP_DEBUG_TRACE,
 428                                         "bdb_modrdn: newSup(ndn=%s) not here!\n",
 429                                         np_ndn->bv_val, 0, 0);
 430 #endif
 431                                 rc = LDAP_OTHER;
 432                                 goto return_results;
 433                         }
 434
 435 #ifdef NEW_LOGGING
 436                         LDAP_LOG ( OPERATION, DETAIL1,
 437                                 "==>bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 438                                 np, (long) np->e_id, 0 );
 439 #else
 440                         Debug( LDAP_DEBUG_TRACE,
 441                                 "bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 442                                 np, (long) np->e_id, 0 );
 443 #endif
 444
 445                         /* check newSuperior for "children" acl */
 446                         if ( !access_allowed( be, conn, op, np, children, NULL, ACL_WRITE, NULL ) ) {
 447 #ifdef NEW_LOGGING
 448                                 LDAP_LOG ( OPERATION, DETAIL1,
 449                                         "==>bdb_modrdn: no wr to newSup children\n", 0, 0, 0 );
 450 #else
 451                                 Debug( LDAP_DEBUG_TRACE,
 452                                         "bdb_modrdn: no wr to newSup children\n",
 453                                         0, 0, 0 );
 454 #endif
 455                                 rc = LDAP_INSUFFICIENT_ACCESS;
 456                                 goto return_results;
 457                         }
 458
 459 #ifdef BDB_ALIASES
 460                         if ( is_entry_alias( np ) ) {
 461                                 /* parent is an alias, don't allow add */
 462 #ifdef NEW_LOGGING
 463                                 LDAP_LOG ( OPERATION, DETAIL1,
 464                                         "==>bdb_modrdn: entry is alias\n", 0, 0, 0 );
 465 #else
 466                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
 467                                         0, 0, 0 );
 468 #endif
 469
 470                                 rc = LDAP_ALIAS_PROBLEM;
 471                                 goto return_results;
 472                         }
 473 #endif
 474
 475                         if ( is_entry_referral( np ) ) {
 476                                 /* parent is a referral, don't allow add */
 477 #ifdef NEW_LOGGING
 478                                 LDAP_LOG ( OPERATION, DETAIL1,
 479                                         "==>bdb_modrdn: entry is referral\n", 0, 0, 0 );
 480 #else
 481                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
 482                                         0, 0, 0 );
 483 #endif
 484
 485                                 rc = LDAP_OTHER;
 486                                 goto return_results;
 487                         }
 488
 489                 } else {
 490                         if ( isroot == -1 ) {
 491                                 isroot = be_isroot( be, &op->o_ndn );
 492                         }
 493
 494                         np_dn = NULL;
 495
 496                         /* no parent, modrdn entry directly under root */
 497                         if ( ! isroot ) {
 498                                 if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 499                                         || be_isupdate( be, &op->o_ndn ) ) {
 500                                         np = (Entry *)&slap_entry_root;
 501
 502                                         /* check parent for "children" acl */
 503                                         rc = access_allowed( be, conn, op, np,
 504                                                 children, NULL, ACL_WRITE, NULL );
 505
 506                                         np = NULL;
 507
 508                                         if ( ! rc )
 509                                         {
 510 #ifdef NEW_LOGGING
 511                                                 LDAP_LOG ( OPERATION, ERR,
 512                                                         "==>bdb_modrdn: no access to superior\n", 0, 0, 0 );
 513 #else
 514                                                 Debug( LDAP_DEBUG_TRACE,
 515                                                         "no access to new superior\n",
 516                                                         0, 0, 0 );
 517 #endif
 518                                                 send_ldap_result( conn, op,
 519                                                         LDAP_INSUFFICIENT_ACCESS,
 520                                                         NULL, NULL, NULL, NULL );
 521                                                 goto return_results;
 522                                         }
 523
 524 #ifdef NEW_LOGGING
 525                                         LDAP_LOG ( OPERATION, DETAIL1,
 526                                                 "bdb_modrdn: wr to children entry \"\" OK\n", 0, 0, 0 );
 527 #else
 528                                         Debug( LDAP_DEBUG_TRACE,
 529                                                 "bdb_modrdn: wr to children of entry \"\" OK\n",
 530                                                 0, 0, 0 );
 531 #endif
 532
 533                                 } else {
 534 #ifdef NEW_LOGGING
 535                                         LDAP_LOG ( OPERATION, ERR,
 536                                                 "bdb_modrdn: new superior=\"\", not root & \"\" "
 537                                                 "is not suffix\n", 0, 0, 0 );
 538 #else
 539                                         Debug( LDAP_DEBUG_TRACE,
 540                                                 "bdb_modrdn: new superior=\"\", not root "
 541                                                 "& \"\" is not suffix\n",
 542                                                 0, 0, 0);
 543 #endif
 544                                         rc = LDAP_INSUFFICIENT_ACCESS;
 545                                         goto return_results;
 546                                 }
 547                         }
 548
 549 #ifdef NEW_LOGGING
 550                         LDAP_LOG ( OPERATION, DETAIL1,
 551                                 "bdb_modrdn: new superior=\"\"\n", 0, 0, 0 );
 552 #else
 553                         Debug( LDAP_DEBUG_TRACE,
 554                                 "bdb_modrdn: new superior=\"\"\n",
 555                                 0, 0, 0 );
 556 #endif
 557                 }
 558
 559 #ifdef NEW_LOGGING
 560                 LDAP_LOG ( OPERATION, DETAIL1,
 561                         "bdb_modrdn: wr to new parent's children OK\n", 0, 0, 0 );
 562 #else
 563                 Debug( LDAP_DEBUG_TRACE,
 564                         "bdb_modrdn: wr to new parent's children OK\n",
 565                         0, 0, 0 );
 566 #endif
 567
 568                 new_parent_dn = np_dn;
 569         }
 570
 571         /* Build target dn and make sure target entry doesn't exist already. */
 572         build_new_dn( &new_dn, new_parent_dn, newrdn );
 573
 574         dnNormalize2( NULL, &new_dn, &new_ndn );
 575
 576 #ifdef NEW_LOGGING
 577         LDAP_LOG ( OPERATION, RESULTS,
 578                 "bdb_modrdn: new ndn=%s\n", new_ndn.bv_val, 0, 0 );
 579 #else
 580         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
 581                 new_ndn.bv_val, 0, 0 );
 582 #endif
 583
 584         rc = bdb_dn2id ( be, ltid, &new_ndn, &id, 0 );
 585         switch( rc ) {
 586         case DB_LOCK_DEADLOCK:
 587         case DB_LOCK_NOTGRANTED:
 588                 goto retry;
 589         case DB_NOTFOUND:
 590                 break;
 591         case 0:
 592                 rc = LDAP_ALREADY_EXISTS;
 593                 goto return_results;
 594         default:
 595                 rc = LDAP_OTHER;
 596                 text = "internal error";
 597                 goto return_results;
 598         }
 599
 600 #ifdef NEW_LOGGING
 601         LDAP_LOG ( OPERATION, ERR,
 602                 "bdb_modrdn: new ndn=%s does not exist\n", new_ndn.bv_val, 0, 0 );
 603 #else
 604         Debug( LDAP_DEBUG_TRACE,
 605                 "bdb_modrdn: new ndn=%s does not exist\n",
 606                 new_ndn.bv_val, 0, 0 );
 607 #endif
 608
 609         /* Get attribute type and attribute value of our new rdn, we will
 610          * need to add that to our new entry
 611          */
 612         if ( ldap_bv2rdn( newrdn, &new_rdn, (char **)&text,
 613                 LDAP_DN_FORMAT_LDAP ) )
 614         {
 615 #ifdef NEW_LOGGING
 616                 LDAP_LOG ( OPERATION, ERR,
 617                         "bdb_modrdn: can't figure out "
 618                         "type(s)/values(s) of newrdn\n",
 619                         0, 0, 0 );
 620 #else
 621                 Debug( LDAP_DEBUG_TRACE,
 622                         "bdb_modrdn: can't figure out "
 623                         "type(s)/values(s) of newrdn\n",
 624                         0, 0, 0 );
 625 #endif
 626                 rc = LDAP_INVALID_DN_SYNTAX;
 627                 text = "unknown type(s) used in RDN";
 628                 goto return_results;
 629         }
 630
 631 #ifdef NEW_LOGGING
 632         LDAP_LOG ( OPERATION, RESULTS,
 633                 "bdb_modrdn: new_rdn_type=\"%s\", "
 634                 "new_rdn_val=\"%s\"\n",
 635                 new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
 636                 new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
 637 #else
 638         Debug( LDAP_DEBUG_TRACE,
 639                 "bdb_modrdn: new_rdn_type=\"%s\", "
 640                 "new_rdn_val=\"%s\"\n",
 641                 new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
 642                 new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
 643 #endif
 644
 645         if ( deleteoldrdn ) {
 646                 if ( ldap_bv2rdn( dn, &old_rdn, (char **)&text,
 647                         LDAP_DN_FORMAT_LDAP ) )
 648                 {
 649 #ifdef NEW_LOGGING
 650                         LDAP_LOG ( OPERATION, ERR,
 651                                 "bdb_modrdn: can't figure out "
 652                                 "type(s)/values(s) of old_rdn\n",
 653                                 0, 0, 0 );
 654 #else
 655                         Debug( LDAP_DEBUG_TRACE,
 656                                 "bdb_modrdn: can't figure out "
 657                                 "the old_rdn type(s)/value(s)\n",
 658                                 0, 0, 0 );
 659 #endif
 660                         rc = LDAP_OTHER;
 661                         text = "cannot parse RDN from old DN";
 662                         goto return_results;
 663                 }
 664         }
 665
 666         /* prepare modlist of modifications from old/new rdn */
 667         rc = slap_modrdn2mods( be, conn, op, e, old_rdn, new_rdn,
 668                         deleteoldrdn, &mod );
 669         if ( rc != LDAP_SUCCESS ) {
 670                 goto return_results;
 671         }
 672
 673         /* delete old one */
 674         rc = bdb_dn2id_delete( be, ltid, p_ndn.bv_val, e );
 675         if ( rc != 0 ) {
 676                 switch( rc ) {
 677                 case DB_LOCK_DEADLOCK:
 678                 case DB_LOCK_NOTGRANTED:
 679                         goto retry;
 680                 }
 681                 rc = LDAP_OTHER;
 682                 text = "DN index delete fail";
 683                 goto return_results;
 684         }
 685
 686         (void) bdb_cache_delete_entry(&bdb->bi_cache, e);
 687
 688         /* Binary format uses a single contiguous block, cannot
 689          * free individual fields. Leave new_dn/new_ndn set so
 690          * they can be individually freed later.
 691          */
 692         e->e_name = new_dn;
 693         e->e_nname = new_ndn;
 694
 695         new_dn.bv_val = NULL;
 696         new_ndn.bv_val = NULL;
 697
 698         /* add new one */
 699         rc = bdb_dn2id_add( be, ltid, np_ndn, e );
 700         if ( rc != 0 ) {
 701                 switch( rc ) {
 702                 case DB_LOCK_DEADLOCK:
 703                 case DB_LOCK_NOTGRANTED:
 704                         goto retry;
 705                 }
 706                 rc = LDAP_OTHER;
 707                 text = "DN index add failed";
 708                 goto return_results;
 709         }
 710
 711         /* modify entry */
 712         rc = bdb_modify_internal( be, conn, op, ltid, &mod[0], e,
 713                 &text, textbuf, textlen );
 714
 715         if( rc != LDAP_SUCCESS ) {
 716                 switch( rc ) {
 717                 case DB_LOCK_DEADLOCK:
 718                 case DB_LOCK_NOTGRANTED:
 719                         goto retry;
 720                 }
 721                 goto return_results;
 722         }
 723
 724         /* id2entry index */
 725         rc = bdb_id2entry_update( be, ltid, e );
 726         if ( rc != 0 ) {
 727                 switch( rc ) {
 728                 case DB_LOCK_DEADLOCK:
 729                 case DB_LOCK_NOTGRANTED:
 730                         goto retry;
 731                 }
 732                 rc = LDAP_OTHER;
 733                 text = "entry update failed";
 734                 goto return_results;
 735         }
 736
 737         if( op->o_noop ) {
 738                 if(( rc=TXN_ABORT( ltid )) != 0 ) {
 739                         text = "txn_abort (no-op) failed";
 740                 } else {
 741                         noop = 1;
 742                         rc = LDAP_SUCCESS;
 743                 }
 744
 745         } else {
 746                 char gid[DB_XIDDATASIZE];
 747
 748                 snprintf( gid, sizeof( gid ), "%s-%08lx-%08lx",
 749                         bdb_uuid.bv_val, (long) op->o_connid, (long) op->o_opid );
 750
 751                 if(( rc=TXN_PREPARE( ltid, gid )) != 0 ) {
 752                         text = "txn_prepare failed";
 753                 } else {
 754                         if( bdb_cache_update_entry(&bdb->bi_cache, e) == -1 ) {
 755                                 if(( rc=TXN_ABORT( ltid )) != 0 ) {
 756                                         text ="cache update & txn_abort failed";
 757                                 } else {
 758                                         rc = LDAP_OTHER;
 759                                         text = "cache update failed";
 760                                 }
 761
 762                         } else {
 763                                 if(( rc=TXN_COMMIT( ltid, 0 )) != 0 ) {
 764                                         text = "txn_commit failed";
 765                                 } else {
 766                                         rc = LDAP_SUCCESS;
 767                                 }
 768                         }
 769                 }
 770         }
 771
 772         ltid = NULL;
 773         op->o_private = NULL;
 774
 775         if( rc == LDAP_SUCCESS ) {
 776 #ifdef NEW_LOGGING
 777                 LDAP_LOG ( OPERATION, RESULTS,
 778                         "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
 779                         op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
 780 #else
 781                 Debug(LDAP_DEBUG_TRACE,
 782                         "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
 783                         op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
 784 #endif
 785                 text = NULL;
 786                 if ( !noop ) {
 787                         bdb_cache_entry_commit( e );
 788                 }
 789
 790         } else {
 791 #ifdef NEW_LOGGING
 792                 LDAP_LOG ( OPERATION, RESULTS, "bdb_modrdn: %s : %s (%d)\n",
 793                         text, db_strerror(rc), rc );
 794 #else
 795                 Debug( LDAP_DEBUG_TRACE, "bdb_add: %s : %s (%d)\n",
 796                         text, db_strerror(rc), rc );
 797 #endif
 798                 rc = LDAP_OTHER;
 799         }
 800
 801 return_results:
 802         send_ldap_result( conn, op, rc,
 803                 NULL, text, NULL, NULL );
 804
 805         if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 806                 ldap_pvt_thread_yield();
 807                 TXN_CHECKPOINT( bdb->bi_dbenv,
 808                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 809         }
 810
 811 done:
 812         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
 813         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 814
 815         /* LDAP v2 supporting correct attribute handling. */
 816         if ( new_rdn != NULL ) {
 817                 ldap_rdnfree( new_rdn );
 818         }
 819         if ( old_rdn != NULL ) {
 820                 ldap_rdnfree( old_rdn );
 821         }
 822         if( mod != NULL ) {
 823                 Modifications *tmp;
 824                 for (; mod; mod=tmp ) {
 825                         tmp = mod->sml_next;
 826                         free( mod );
 827                 }
 828         }
 829
 830         /* LDAP v3 Support */
 831         if( np != NULL ) {
 832                 /* free new parent and reader lock */
 833                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np);
 834         }
 835
 836         if( p != NULL ) {
 837                 /* free parent and reader lock */
 838                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
 839         }
 840
 841         /* free entry */
 842         if( e != NULL ) {
 843                 bdb_unlocked_cache_return_entry_w( &bdb->bi_cache, e);
 844         }
 845
 846         if( ltid != NULL ) {
 847                 TXN_ABORT( ltid );
 848                 op->o_private = NULL;
 849         }
 850
 851         return ( ( rc == LDAP_SUCCESS ) ? noop : rc );
 852 }