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 LDAP_CLIENT_UPDATE
  66         Operation* ps_list;
  67         struct psid_entry* pm_list;
  68         struct psid_entry* pm_prev;
  69 #endif
  70
  71 #ifdef NEW_LOGGING
  72         LDAP_LOG ( OPERATION, ENTRY, "==>bdb_modrdn(%s,%s,%s)\n",
  73                 dn->bv_val,newrdn->bv_val, newSuperior ? newSuperior->bv_val : "NULL" );
  74 #else
  75         Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn(%s,%s,%s)\n",
  76                 dn->bv_val, newrdn->bv_val,
  77                 newSuperior ? newSuperior->bv_val : "NULL" );
  78 #endif
  79
  80         if( 0 ) {
  81 retry:  /* transaction retry */
  82                 if (e != NULL) {
  83                         bdb_cache_delete_entry(&bdb->bi_cache, e);
  84                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
  85                 }
  86                 if (p != NULL) {
  87                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
  88                 }
  89                 if (np != NULL) {
  90                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np);
  91                 }
  92 #ifdef NEW_LOGGING
  93                 LDAP_LOG ( OPERATION, DETAIL1, "==>bdb_modrdn: retrying...\n", 0, 0, 0);
  94 #else
  95                 Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn: retrying...\n", 0, 0, 0 );
  96 #endif
  97
  98 #ifdef LDAP_CLIENT_UPDATE
  99                 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
 100                 while ( pm_list != NULL ) {
 101                         LDAP_LIST_REMOVE ( pm_list, link );
 102                         pm_prev = pm_list;
 103                         pm_list = LDAP_LIST_NEXT ( pm_list, link );
 104                         free (pm_prev);
 105                 }
 106 #endif
 107
 108                 rc = TXN_ABORT( ltid );
 109                 ltid = NULL;
 110                 op->o_private = NULL;
 111                 if( rc != 0 ) {
 112                         rc = LDAP_OTHER;
 113                         text = "internal error";
 114                         goto return_results;
 115                 }
 116                 ldap_pvt_thread_yield();
 117         }
 118
 119         /* begin transaction */
 120         rc = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
 121                 bdb->bi_db_opflags );
 122         text = NULL;
 123         if( rc != 0 ) {
 124 #ifdef NEW_LOGGING
 125                 LDAP_LOG ( OPERATION, ERR,
 126                         "==>bdb_modrdn: txn_begin failed: %s (%d)\n",
 127                         db_strerror(rc), rc, 0 );
 128 #else
 129                 Debug( LDAP_DEBUG_TRACE,
 130                         "bdb_delete: txn_begin failed: %s (%d)\n",
 131                         db_strerror(rc), rc, 0 );
 132 #endif
 133                 rc = LDAP_OTHER;
 134                 text = "internal error";
 135                 goto return_results;
 136         }
 137
 138         locker = TXN_ID ( ltid );
 139
 140         opinfo.boi_bdb = be;
 141         opinfo.boi_txn = ltid;
 142         opinfo.boi_err = 0;
 143         op->o_private = &opinfo;
 144
 145         /* get entry */
 146         rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, DB_RMW, locker, &lock );
 147
 148         switch( rc ) {
 149         case 0:
 150         case DB_NOTFOUND:
 151                 break;
 152         case DB_LOCK_DEADLOCK:
 153         case DB_LOCK_NOTGRANTED:
 154                 goto retry;
 155         case LDAP_BUSY:
 156                 text = "ldap server busy";
 157                 goto return_results;
 158         default:
 159                 rc = LDAP_OTHER;
 160                 text = "internal error";
 161                 goto return_results;
 162         }
 163
 164         if ( e == NULL ) {
 165                 char* matched_dn = NULL;
 166                 BerVarray refs;
 167
 168                 if( matched != NULL ) {
 169                         matched_dn = ch_strdup( matched->e_dn );
 170                         refs = is_entry_referral( matched )
 171                                 ? get_entry_referrals( be, conn, op, matched )
 172                                 : NULL;
 173                         bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, matched);
 174                         matched = NULL;
 175
 176                 } else {
 177                         refs = referral_rewrite( default_referral,
 178                                 NULL, dn, LDAP_SCOPE_DEFAULT );
 179                 }
 180
 181                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 182                         matched_dn, NULL, refs, NULL );
 183
 184                 ber_bvarray_free( refs );
 185                 free( matched_dn );
 186
 187                 goto done;
 188         }
 189
 190         /* check write on old entry */
 191         rc = access_allowed( be, conn, op, e, entry, NULL, ACL_WRITE, NULL );
 192
 193         switch( opinfo.boi_err ) {
 194         case DB_LOCK_DEADLOCK:
 195         case DB_LOCK_NOTGRANTED:
 196                 goto retry;
 197         }
 198
 199         if ( ! rc ) {
 200 #ifdef NEW_LOGGING
 201                 LDAP_LOG ( OPERATION, ERR,
 202                         "==>bdb_modrdn: no access to entry\n", 0, 0, 0 );
 203 #else
 204                 Debug( LDAP_DEBUG_TRACE, "no access to entry\n", 0,
 205                         0, 0 );
 206 #endif
 207                 text = "no write access to old entry";
 208                 rc = LDAP_INSUFFICIENT_ACCESS;
 209                 goto return_results;
 210         }
 211
 212         if (!manageDSAit && is_entry_referral( e ) ) {
 213                 /* parent is a referral, don't allow add */
 214                 /* parent is an alias, don't allow add */
 215                 BerVarray refs = get_entry_referrals( be,
 216                         conn, op, e );
 217
 218 #ifdef NEW_LOGGING
 219                 LDAP_LOG ( OPERATION, DETAIL1,
 220                         "==>bdb_modrdn: entry %s is referral \n", e->e_dn, 0, 0 );
 221 #else
 222                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry %s is referral\n",
 223                         e->e_dn, 0, 0 );
 224 #endif
 225
 226                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 227                         e->e_dn, NULL, refs, NULL );
 228
 229                 ber_bvarray_free( refs );
 230                 goto done;
 231         }
 232
 233         if ( be_issuffix( be, &e->e_nname ) ) {
 234                 p_ndn = slap_empty_bv;
 235         } else {
 236                 dnParent( &e->e_nname, &p_ndn );
 237         }
 238         np_ndn = &p_ndn;
 239         if ( p_ndn.bv_len != 0 ) {
 240                 /* Make sure parent entry exist and we can write its
 241                  * children.
 242                  */
 243                 rc = bdb_dn2entry_r( be, ltid, &p_ndn, &p, NULL, 0, locker, &lock );
 244
 245                 switch( rc ) {
 246                 case 0:
 247                 case DB_NOTFOUND:
 248                         break;
 249                 case DB_LOCK_DEADLOCK:
 250                 case DB_LOCK_NOTGRANTED:
 251                         goto retry;
 252                 case LDAP_BUSY:
 253                         text = "ldap server busy";
 254                         goto return_results;
 255                 default:
 256                         rc = LDAP_OTHER;
 257                         text = "internal error";
 258                         goto return_results;
 259                 }
 260
 261                 if( p == NULL) {
 262 #ifdef NEW_LOGGING
 263                         LDAP_LOG ( OPERATION, ERR,
 264                                 "==>bdb_modrdn: parent does not exist\n", 0, 0, 0 );
 265 #else
 266                         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
 267                                 0, 0, 0);
 268 #endif
 269                         rc = LDAP_OTHER;
 270                         text = "old entry's parent does not exist";
 271                         goto return_results;
 272                 }
 273
 274                 /* check parent for "children" acl */
 275                 if ( ! access_allowed( be, conn, op, p,
 276                         children, NULL, ACL_WRITE, NULL ) )
 277                 {
 278                         rc = LDAP_INSUFFICIENT_ACCESS;
 279 #ifdef NEW_LOGGING
 280                         LDAP_LOG ( OPERATION, ERR,
 281                                 "==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
 282 #else
 283                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 284                                 0, 0 );
 285 #endif
 286                         text = "no write access to old parent's children";
 287                         goto return_results;
 288                 }
 289
 290 #ifdef NEW_LOGGING
 291                 LDAP_LOG ( OPERATION, DETAIL1,
 292                         "==>bdb_modrdn: wr to children %s is OK\n", p_ndn.bv_val, 0, 0 );
 293 #else
 294                 Debug( LDAP_DEBUG_TRACE,
 295                         "bdb_modrdn: wr to children of entry %s OK\n",
 296                         p_ndn.bv_val, 0, 0 );
 297 #endif
 298
 299                 if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
 300                         p_dn = slap_empty_bv;
 301                 } else {
 302                         dnParent( &e->e_name, &p_dn );
 303                 }
 304
 305 #ifdef NEW_LOGGING
 306                 LDAP_LOG ( OPERATION, DETAIL1,
 307                         "==>bdb_modrdn: parent dn=%s\n", p_dn.bv_val, 0, 0 );
 308 #else
 309                 Debug( LDAP_DEBUG_TRACE,
 310                         "bdb_modrdn: parent dn=%s\n",
 311                         p_dn.bv_val, 0, 0 );
 312 #endif
 313
 314         } else {
 315                 /* no parent, modrdn entry directly under root */
 316                 isroot = be_isroot( be, &op->o_ndn );
 317                 if ( ! isroot ) {
 318                         if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 319                                 || be_isupdate( be, &op->o_ndn ) ) {
 320
 321                                 p = (Entry *)&slap_entry_root;
 322
 323                                 /* check parent for "children" acl */
 324                                 rc = access_allowed( be, conn, op, p,
 325                                         children, NULL, ACL_WRITE, NULL );
 326
 327                                 p = NULL;
 328
 329                                 if ( ! rc )
 330                                 {
 331                                         rc = LDAP_INSUFFICIENT_ACCESS;
 332 #ifdef NEW_LOGGING
 333                                         LDAP_LOG ( OPERATION, ERR,
 334                                                 "==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
 335 #else
 336                                         Debug( LDAP_DEBUG_TRACE,
 337                                                 "no access to parent\n",
 338                                                 0, 0, 0 );
 339 #endif
 340                                         text = "no write access to old parent";
 341                                         goto return_results;
 342                                 }
 343
 344 #ifdef NEW_LOGGING
 345                                 LDAP_LOG ( OPERATION, DETAIL1,
 346                                         "==>bdb_modrdn: wr to children of entry \"%s\" OK\n",
 347                                         p_dn.bv_val, 0, 0 );
 348 #else
 349                                 Debug( LDAP_DEBUG_TRACE,
 350                                         "bdb_modrdn: wr to children of entry \"\" OK\n",
 351                                         0, 0, 0 );
 352 #endif
 353
 354                                 p_dn.bv_val = "";
 355                                 p_dn.bv_len = 0;
 356
 357 #ifdef NEW_LOGGING
 358                                 LDAP_LOG ( OPERATION, DETAIL1,
 359                                         "==>bdb_modrdn: parent dn=\"\" \n", 0, 0, 0 );
 360 #else
 361                                 Debug( LDAP_DEBUG_TRACE,
 362                                         "bdb_modrdn: parent dn=\"\"\n",
 363                                         0, 0, 0 );
 364 #endif
 365
 366                         } else {
 367 #ifdef NEW_LOGGING
 368                                 LDAP_LOG ( OPERATION, ERR,
 369                                         "==>bdb_modrdn: no parent, not root &\"\" is not "
 370                                         "suffix\n", 0, 0, 0 );
 371 #else
 372                                 Debug( LDAP_DEBUG_TRACE,
 373                                         "bdb_modrdn: no parent, not root "
 374                                         "& \"\" is not suffix\n",
 375                                         0, 0, 0);
 376 #endif
 377                                 text = "no write access to old parent";
 378                                 rc = LDAP_INSUFFICIENT_ACCESS;
 379                                 goto return_results;
 380                         }
 381                 }
 382         }
 383
 384         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 385
 386         if ( newSuperior != NULL ) {
 387 #ifdef NEW_LOGGING
 388                 LDAP_LOG ( OPERATION, DETAIL1,
 389                         "==>bdb_modrdn: new parent \"%s\" requested...\n",
 390                         newSuperior->bv_val, 0, 0 );
 391 #else
 392                 Debug( LDAP_DEBUG_TRACE,
 393                         "bdb_modrdn: new parent \"%s\" requested...\n",
 394                         newSuperior->bv_val, 0, 0 );
 395 #endif
 396
 397                 /*  newSuperior == oldParent? */
 398                 if( dn_match( &p_ndn, nnewSuperior ) ) {
 399 #ifdef NEW_LOGGING
 400                         LDAP_LOG( BACK_LDBM, INFO, "bdb_back_modrdn: "
 401                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 402                                 newSuperior->bv_val, p_dn.bv_val, 0 );
 403 #else
 404                         Debug( LDAP_DEBUG_TRACE, "bdb_back_modrdn: "
 405                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 406                                 newSuperior->bv_val, p_dn.bv_val, 0 );
 407 #endif
 408                         newSuperior = NULL; /* ignore newSuperior */
 409                 }
 410         }
 411         if ( newSuperior != NULL ) {
 412                 if ( newSuperior->bv_len ) {
 413                         np_dn = newSuperior;
 414                         np_ndn = nnewSuperior;
 415
 416                         /* newSuperior == oldParent?, if so ==> ERROR */
 417                         /* newSuperior == entry being moved?, if so ==> ERROR */
 418                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 419
 420                         rc = bdb_dn2entry_r( be,
 421                                 ltid, nnewSuperior, &np, NULL, 0, locker, &lock );
 422
 423                         switch( rc ) {
 424                         case 0:
 425                         case DB_NOTFOUND:
 426                                 break;
 427                         case DB_LOCK_DEADLOCK:
 428                         case DB_LOCK_NOTGRANTED:
 429                                 goto retry;
 430                         case LDAP_BUSY:
 431                                 text = "ldap server busy";
 432                                 goto return_results;
 433                         default:
 434                                 rc = LDAP_OTHER;
 435                                 text = "internal error";
 436                                 goto return_results;
 437                         }
 438
 439                         if( np == NULL) {
 440 #ifdef NEW_LOGGING
 441                                 LDAP_LOG ( OPERATION, DETAIL1,
 442                                         "==>bdb_modrdn: newSup(ndn=%s) not here!\n",
 443                                         np_ndn->bv_val, 0, 0 );
 444 #else
 445                                 Debug( LDAP_DEBUG_TRACE,
 446                                         "bdb_modrdn: newSup(ndn=%s) not here!\n",
 447                                         np_ndn->bv_val, 0, 0);
 448 #endif
 449                                 text = "new superior not found";
 450                                 rc = LDAP_OTHER;
 451                                 goto return_results;
 452                         }
 453
 454 #ifdef NEW_LOGGING
 455                         LDAP_LOG ( OPERATION, DETAIL1,
 456                                 "==>bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 457                                 np, (long) np->e_id, 0 );
 458 #else
 459                         Debug( LDAP_DEBUG_TRACE,
 460                                 "bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 461                                 np, (long) np->e_id, 0 );
 462 #endif
 463
 464                         /* check newSuperior for "children" acl */
 465                         if ( !access_allowed( be, conn, op, np, children, NULL, ACL_WRITE, NULL ) ) {
 466 #ifdef NEW_LOGGING
 467                                 LDAP_LOG ( OPERATION, DETAIL1,
 468                                         "==>bdb_modrdn: no wr to newSup children\n", 0, 0, 0 );
 469 #else
 470                                 Debug( LDAP_DEBUG_TRACE,
 471                                         "bdb_modrdn: no wr to newSup children\n",
 472                                         0, 0, 0 );
 473 #endif
 474                                 text = "no write access to new superior's children";
 475                                 rc = LDAP_INSUFFICIENT_ACCESS;
 476                                 goto return_results;
 477                         }
 478
 479 #ifdef BDB_ALIASES
 480                         if ( is_entry_alias( np ) ) {
 481                                 /* parent is an alias, don't allow add */
 482 #ifdef NEW_LOGGING
 483                                 LDAP_LOG ( OPERATION, DETAIL1,
 484                                         "==>bdb_modrdn: entry is alias\n", 0, 0, 0 );
 485 #else
 486                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
 487                                         0, 0, 0 );
 488 #endif
 489                                 text = "new superior is an alias";
 490                                 rc = LDAP_ALIAS_PROBLEM;
 491                                 goto return_results;
 492                         }
 493 #endif
 494
 495                         if ( is_entry_referral( np ) ) {
 496                                 /* parent is a referral, don't allow add */
 497 #ifdef NEW_LOGGING
 498                                 LDAP_LOG ( OPERATION, DETAIL1,
 499                                         "==>bdb_modrdn: entry is referral\n", 0, 0, 0 );
 500 #else
 501                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
 502                                         0, 0, 0 );
 503 #endif
 504                                 text = "new superior is a referral";
 505                                 rc = LDAP_OTHER;
 506                                 goto return_results;
 507                         }
 508
 509                 } else {
 510                         if ( isroot == -1 ) {
 511                                 isroot = be_isroot( be, &op->o_ndn );
 512                         }
 513
 514                         np_dn = NULL;
 515
 516                         /* no parent, modrdn entry directly under root */
 517                         if ( ! isroot ) {
 518                                 if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 519                                         || be_isupdate( be, &op->o_ndn ) ) {
 520                                         np = (Entry *)&slap_entry_root;
 521
 522                                         /* check parent for "children" acl */
 523                                         rc = access_allowed( be, conn, op, np,
 524                                                 children, NULL, ACL_WRITE, NULL );
 525
 526                                         np = NULL;
 527
 528                                         if ( ! rc )
 529                                         {
 530                                                 rc = LDAP_INSUFFICIENT_ACCESS;
 531 #ifdef NEW_LOGGING
 532                                                 LDAP_LOG ( OPERATION, ERR,
 533                                                         "==>bdb_modrdn: no access to superior\n", 0, 0, 0 );
 534 #else
 535                                                 Debug( LDAP_DEBUG_TRACE,
 536                                                         "no access to new superior\n",
 537                                                         0, 0, 0 );
 538 #endif
 539                                                 text = "no write access to new superior's children";
 540                                                 goto return_results;
 541                                         }
 542
 543 #ifdef NEW_LOGGING
 544                                         LDAP_LOG ( OPERATION, DETAIL1,
 545                                                 "bdb_modrdn: wr to children entry \"\" OK\n", 0, 0, 0 );
 546 #else
 547                                         Debug( LDAP_DEBUG_TRACE,
 548                                                 "bdb_modrdn: wr to children of entry \"\" OK\n",
 549                                                 0, 0, 0 );
 550 #endif
 551
 552                                 } else {
 553 #ifdef NEW_LOGGING
 554                                         LDAP_LOG ( OPERATION, ERR,
 555                                                 "bdb_modrdn: new superior=\"\", not root & \"\" "
 556                                                 "is not suffix\n", 0, 0, 0 );
 557 #else
 558                                         Debug( LDAP_DEBUG_TRACE,
 559                                                 "bdb_modrdn: new superior=\"\", not root "
 560                                                 "& \"\" is not suffix\n",
 561                                                 0, 0, 0);
 562 #endif
 563                                         text = "no write access to new superior's children";
 564                                         rc = LDAP_INSUFFICIENT_ACCESS;
 565                                         goto return_results;
 566                                 }
 567                         }
 568
 569 #ifdef NEW_LOGGING
 570                         LDAP_LOG ( OPERATION, DETAIL1,
 571                                 "bdb_modrdn: new superior=\"\"\n", 0, 0, 0 );
 572 #else
 573                         Debug( LDAP_DEBUG_TRACE,
 574                                 "bdb_modrdn: new superior=\"\"\n",
 575                                 0, 0, 0 );
 576 #endif
 577                 }
 578
 579 #ifdef NEW_LOGGING
 580                 LDAP_LOG ( OPERATION, DETAIL1,
 581                         "bdb_modrdn: wr to new parent's children OK\n", 0, 0, 0 );
 582 #else
 583                 Debug( LDAP_DEBUG_TRACE,
 584                         "bdb_modrdn: wr to new parent's children OK\n",
 585                         0, 0, 0 );
 586 #endif
 587
 588                 new_parent_dn = np_dn;
 589         }
 590
 591         /* Build target dn and make sure target entry doesn't exist already. */
 592         build_new_dn( &new_dn, new_parent_dn, newrdn );
 593
 594         dnNormalize2( NULL, &new_dn, &new_ndn );
 595
 596 #ifdef NEW_LOGGING
 597         LDAP_LOG ( OPERATION, RESULTS,
 598                 "bdb_modrdn: new ndn=%s\n", new_ndn.bv_val, 0, 0 );
 599 #else
 600         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
 601                 new_ndn.bv_val, 0, 0 );
 602 #endif
 603
 604         rc = bdb_dn2id ( be, ltid, &new_ndn, &id, 0 );
 605         switch( rc ) {
 606         case DB_LOCK_DEADLOCK:
 607         case DB_LOCK_NOTGRANTED:
 608                 goto retry;
 609         case DB_NOTFOUND:
 610                 break;
 611         case 0:
 612                 rc = LDAP_ALREADY_EXISTS;
 613                 goto return_results;
 614         default:
 615                 rc = LDAP_OTHER;
 616                 text = "internal error";
 617                 goto return_results;
 618         }
 619
 620 #ifdef NEW_LOGGING
 621         LDAP_LOG ( OPERATION, ERR,
 622                 "bdb_modrdn: new ndn=%s does not exist\n", new_ndn.bv_val, 0, 0 );
 623 #else
 624         Debug( LDAP_DEBUG_TRACE,
 625                 "bdb_modrdn: new ndn=%s does not exist\n",
 626                 new_ndn.bv_val, 0, 0 );
 627 #endif
 628
 629         /* Get attribute type and attribute value of our new rdn, we will
 630          * need to add that to our new entry
 631          */
 632         if ( ldap_bv2rdn( newrdn, &new_rdn, (char **)&text,
 633                 LDAP_DN_FORMAT_LDAP ) )
 634         {
 635 #ifdef NEW_LOGGING
 636                 LDAP_LOG ( OPERATION, ERR,
 637                         "bdb_modrdn: can't figure out "
 638                         "type(s)/values(s) of newrdn\n",
 639                         0, 0, 0 );
 640 #else
 641                 Debug( LDAP_DEBUG_TRACE,
 642                         "bdb_modrdn: can't figure out "
 643                         "type(s)/values(s) of newrdn\n",
 644                         0, 0, 0 );
 645 #endif
 646                 rc = LDAP_INVALID_DN_SYNTAX;
 647                 text = "unknown type(s) used in RDN";
 648                 goto return_results;
 649         }
 650
 651 #ifdef NEW_LOGGING
 652         LDAP_LOG ( OPERATION, RESULTS,
 653                 "bdb_modrdn: new_rdn_type=\"%s\", "
 654                 "new_rdn_val=\"%s\"\n",
 655                 new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
 656                 new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
 657 #else
 658         Debug( LDAP_DEBUG_TRACE,
 659                 "bdb_modrdn: new_rdn_type=\"%s\", "
 660                 "new_rdn_val=\"%s\"\n",
 661                 new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
 662                 new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
 663 #endif
 664
 665         if ( deleteoldrdn ) {
 666                 if ( ldap_bv2rdn( dn, &old_rdn, (char **)&text,
 667                         LDAP_DN_FORMAT_LDAP ) )
 668                 {
 669 #ifdef NEW_LOGGING
 670                         LDAP_LOG ( OPERATION, ERR,
 671                                 "bdb_modrdn: can't figure out "
 672                                 "type(s)/values(s) of old_rdn\n",
 673                                 0, 0, 0 );
 674 #else
 675                         Debug( LDAP_DEBUG_TRACE,
 676                                 "bdb_modrdn: can't figure out "
 677                                 "the old_rdn type(s)/value(s)\n",
 678                                 0, 0, 0 );
 679 #endif
 680                         rc = LDAP_OTHER;
 681                         text = "cannot parse RDN from old DN";
 682                         goto return_results;
 683                 }
 684         }
 685
 686         /* prepare modlist of modifications from old/new rdn */
 687         rc = slap_modrdn2mods( be, conn, op, e, old_rdn, new_rdn,
 688                         deleteoldrdn, &mod );
 689         if ( rc != LDAP_SUCCESS ) {
 690                 goto return_results;
 691         }
 692
 693         /* delete old one */
 694         rc = bdb_dn2id_delete( be, ltid, p_ndn.bv_val, 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 = "DN index delete fail";
 703                 goto return_results;
 704         }
 705
 706         (void) bdb_cache_delete_entry(&bdb->bi_cache, e);
 707
 708         /* Binary format uses a single contiguous block, cannot
 709          * free individual fields. Leave new_dn/new_ndn set so
 710          * they can be individually freed later.
 711          */
 712         e->e_name = new_dn;
 713         e->e_nname = new_ndn;
 714
 715         new_dn.bv_val = NULL;
 716         new_ndn.bv_val = NULL;
 717
 718         /* add new one */
 719         rc = bdb_dn2id_add( be, ltid, np_ndn, e );
 720         if ( rc != 0 ) {
 721                 switch( rc ) {
 722                 case DB_LOCK_DEADLOCK:
 723                 case DB_LOCK_NOTGRANTED:
 724                         goto retry;
 725                 }
 726                 rc = LDAP_OTHER;
 727                 text = "DN index add failed";
 728                 goto return_results;
 729         }
 730
 731 #ifdef LDAP_CLIENT_UPDATE
 732         if ( rc == LDAP_SUCCESS && !op->o_noop ) {
 733                 LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
 734                         bdb_psearch(be, conn, op, ps_list, e, LCUP_PSEARCH_BY_PREMODIFY );
 735                 }
 736         }
 737 #endif /* LDAP_CLIENT_UPDATE */
 738
 739         /* modify entry */
 740         rc = bdb_modify_internal( be, conn, op, ltid, &mod[0], e,
 741                 &text, textbuf, textlen );
 742
 743         if( rc != LDAP_SUCCESS ) {
 744                 switch( rc ) {
 745                 case DB_LOCK_DEADLOCK:
 746                 case DB_LOCK_NOTGRANTED:
 747                         goto retry;
 748                 }
 749                 goto return_results;
 750         }
 751
 752         /* id2entry index */
 753         rc = bdb_id2entry_update( be, ltid, e );
 754         if ( rc != 0 ) {
 755                 switch( rc ) {
 756                 case DB_LOCK_DEADLOCK:
 757                 case DB_LOCK_NOTGRANTED:
 758                         goto retry;
 759                 }
 760                 rc = LDAP_OTHER;
 761                 text = "entry update failed";
 762                 goto return_results;
 763         }
 764
 765         if( op->o_noop ) {
 766                 if(( rc=TXN_ABORT( ltid )) != 0 ) {
 767                         text = "txn_abort (no-op) failed";
 768                 } else {
 769                         noop = 1;
 770                         rc = LDAP_SUCCESS;
 771                 }
 772
 773         } else {
 774                 char gid[DB_XIDDATASIZE];
 775
 776                 snprintf( gid, sizeof( gid ), "%s-%08lx-%08lx",
 777                         bdb_uuid.bv_val, (long) op->o_connid, (long) op->o_opid );
 778
 779                 if(( rc=TXN_PREPARE( ltid, gid )) != 0 ) {
 780                         text = "txn_prepare failed";
 781                 } else {
 782                         if( bdb_cache_update_entry(&bdb->bi_cache, e) == -1 ) {
 783                                 if(( rc=TXN_ABORT( ltid )) != 0 ) {
 784                                         text ="cache update & txn_abort failed";
 785                                 } else {
 786                                         rc = LDAP_OTHER;
 787                                         text = "cache update failed";
 788                                 }
 789
 790                         } else {
 791                                 if(( rc=TXN_COMMIT( ltid, 0 )) != 0 ) {
 792                                         text = "txn_commit failed";
 793                                 } else {
 794                                         rc = LDAP_SUCCESS;
 795                                 }
 796                         }
 797                 }
 798         }
 799
 800         ltid = NULL;
 801         op->o_private = NULL;
 802
 803         if( rc == LDAP_SUCCESS ) {
 804 #ifdef NEW_LOGGING
 805                 LDAP_LOG ( OPERATION, RESULTS,
 806                         "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
 807                         op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
 808 #else
 809                 Debug(LDAP_DEBUG_TRACE,
 810                         "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
 811                         op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
 812 #endif
 813                 text = NULL;
 814                 if ( !noop ) {
 815                         bdb_cache_entry_commit( e );
 816                 }
 817
 818         } else {
 819 #ifdef NEW_LOGGING
 820                 LDAP_LOG ( OPERATION, RESULTS, "bdb_modrdn: %s : %s (%d)\n",
 821                         text, db_strerror(rc), rc );
 822 #else
 823                 Debug( LDAP_DEBUG_TRACE, "bdb_add: %s : %s (%d)\n",
 824                         text, db_strerror(rc), rc );
 825 #endif
 826                 rc = LDAP_OTHER;
 827         }
 828
 829 return_results:
 830         send_ldap_result( conn, op, rc,
 831                 NULL, text, NULL, NULL );
 832
 833 #ifdef LDAP_CLIENT_UPDATE
 834         if ( rc == LDAP_SUCCESS && !op->o_noop ) {
 835                 /* Loop through in-scope entries for each psearch spec */
 836                 LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
 837                         bdb_psearch( be, conn, op, ps_list, e, LCUP_PSEARCH_BY_MODIFY );
 838                 }
 839                 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
 840                 while ( pm_list != NULL ) {
 841                         bdb_psearch(be, conn, op, pm_list->ps->op,
 842                                                 e, LCUP_PSEARCH_BY_SCOPEOUT);
 843                         LDAP_LIST_REMOVE ( pm_list, link );
 844                         pm_prev = pm_list;
 845                         pm_list = LDAP_LIST_NEXT ( pm_list, link );
 846                         free (pm_prev);
 847                 }
 848         }
 849 #endif /* LDAP_CLIENT_UPDATE */
 850
 851         if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 852                 ldap_pvt_thread_yield();
 853                 TXN_CHECKPOINT( bdb->bi_dbenv,
 854                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 855         }
 856
 857 done:
 858         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
 859         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 860
 861         /* LDAP v2 supporting correct attribute handling. */
 862         if ( new_rdn != NULL ) {
 863                 ldap_rdnfree( new_rdn );
 864         }
 865         if ( old_rdn != NULL ) {
 866                 ldap_rdnfree( old_rdn );
 867         }
 868         if( mod != NULL ) {
 869                 Modifications *tmp;
 870                 for (; mod; mod=tmp ) {
 871                         tmp = mod->sml_next;
 872                         free( mod );
 873                 }
 874         }
 875
 876         /* LDAP v3 Support */
 877         if( np != NULL ) {
 878                 /* free new parent and reader lock */
 879                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np);
 880         }
 881
 882         if( p != NULL ) {
 883                 /* free parent and reader lock */
 884                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
 885         }
 886
 887         /* free entry */
 888         if( e != NULL ) {
 889                 bdb_unlocked_cache_return_entry_w( &bdb->bi_cache, e);
 890         }
 891
 892         if( ltid != NULL ) {
 893 #ifdef LDAP_CLIENT_UPDATE
 894                 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
 895                 while ( pm_list != NULL ) {
 896                         LDAP_LIST_REMOVE ( pm_list, link );
 897                         pm_prev = pm_list;
 898                         pm_list = LDAP_LIST_NEXT ( pm_list, link );
 899                         free (pm_prev);
 900                 }
 901 #endif
 902                 TXN_ABORT( ltid );
 903                 op->o_private = NULL;
 904         }
 905
 906         return ( ( rc == LDAP_SUCCESS ) ? noop : rc );
 907 }