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