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