git.sur5r.net Git - openldap/blob - servers/slapd/back-bdb/modrdn.c

   1 /* modrdn.c - bdb backend modrdn routine */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2003 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 = 0;
  61         DB_LOCK         lock;
  62
  63         int             noop = 0;
  64
  65 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
  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 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
  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                 op->o_do_not_cache = opinfo.boi_acl_cache;
 112                 if( rc != 0 ) {
 113                         rc = LDAP_OTHER;
 114                         text = "internal error";
 115                         goto return_results;
 116                 }
 117                 ldap_pvt_thread_yield();
 118         }
 119
 120         /* begin transaction */
 121         rc = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
 122                 bdb->bi_db_opflags );
 123         text = NULL;
 124         if( rc != 0 ) {
 125 #ifdef NEW_LOGGING
 126                 LDAP_LOG ( OPERATION, ERR,
 127                         "==>bdb_modrdn: txn_begin failed: %s (%d)\n",
 128                         db_strerror(rc), rc, 0 );
 129 #else
 130                 Debug( LDAP_DEBUG_TRACE,
 131                         "bdb_delete: txn_begin failed: %s (%d)\n",
 132                         db_strerror(rc), rc, 0 );
 133 #endif
 134                 rc = LDAP_OTHER;
 135                 text = "internal error";
 136                 goto return_results;
 137         }
 138
 139         locker = TXN_ID ( ltid );
 140
 141         opinfo.boi_bdb = be;
 142         opinfo.boi_txn = ltid;
 143         opinfo.boi_locker = locker;
 144         opinfo.boi_err = 0;
 145         opinfo.boi_acl_cache = op->o_do_not_cache;
 146         op->o_private = &opinfo;
 147
 148         /* get entry */
 149         rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, DB_RMW, locker, &lock );
 150
 151         switch( rc ) {
 152         case 0:
 153         case DB_NOTFOUND:
 154                 break;
 155         case DB_LOCK_DEADLOCK:
 156         case DB_LOCK_NOTGRANTED:
 157                 goto retry;
 158         case LDAP_BUSY:
 159                 text = "ldap server busy";
 160                 goto return_results;
 161         default:
 162                 rc = LDAP_OTHER;
 163                 text = "internal error";
 164                 goto return_results;
 165         }
 166
 167         if ( e == NULL ) {
 168                 char* matched_dn = NULL;
 169                 BerVarray refs;
 170
 171                 if( matched != NULL ) {
 172                         matched_dn = ch_strdup( matched->e_dn );
 173                         refs = is_entry_referral( matched )
 174                                 ? get_entry_referrals( be, conn, op, matched )
 175                                 : NULL;
 176                         bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, matched);
 177                         matched = NULL;
 178
 179                 } else {
 180                         refs = referral_rewrite( default_referral,
 181                                 NULL, dn, LDAP_SCOPE_DEFAULT );
 182                 }
 183
 184                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 185                         matched_dn, NULL, refs, NULL );
 186
 187                 ber_bvarray_free( refs );
 188                 free( matched_dn );
 189
 190                 goto done;
 191         }
 192
 193         /* check write on old entry */
 194         rc = access_allowed( be, conn, op, e, entry, NULL, ACL_WRITE, NULL );
 195
 196         if ( ! rc ) {
 197                 switch( opinfo.boi_err ) {
 198                 case DB_LOCK_DEADLOCK:
 199                 case DB_LOCK_NOTGRANTED:
 200                         goto retry;
 201                 }
 202
 203 #ifdef NEW_LOGGING
 204                 LDAP_LOG ( OPERATION, ERR,
 205                         "==>bdb_modrdn: no access to entry\n", 0, 0, 0 );
 206 #else
 207                 Debug( LDAP_DEBUG_TRACE, "no access to entry\n", 0,
 208                         0, 0 );
 209 #endif
 210                 text = "no write access to old entry";
 211                 rc = LDAP_INSUFFICIENT_ACCESS;
 212                 goto return_results;
 213         }
 214
 215         if (!manageDSAit && is_entry_referral( e ) ) {
 216                 /* parent is a referral, don't allow add */
 217                 /* parent is an alias, don't allow add */
 218                 BerVarray refs = get_entry_referrals( be,
 219                         conn, op, e );
 220
 221 #ifdef NEW_LOGGING
 222                 LDAP_LOG ( OPERATION, DETAIL1,
 223                         "==>bdb_modrdn: entry %s is referral \n", e->e_dn, 0, 0 );
 224 #else
 225                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry %s is referral\n",
 226                         e->e_dn, 0, 0 );
 227 #endif
 228
 229                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 230                         e->e_dn, NULL, refs, NULL );
 231
 232                 ber_bvarray_free( refs );
 233                 goto done;
 234         }
 235
 236         if ( be_issuffix( be, &e->e_nname ) ) {
 237                 p_ndn = slap_empty_bv;
 238         } else {
 239                 dnParent( &e->e_nname, &p_ndn );
 240         }
 241         np_ndn = &p_ndn;
 242         if ( p_ndn.bv_len != 0 ) {
 243                 /* Make sure parent entry exist and we can write its
 244                  * children.
 245                  */
 246                 rc = bdb_dn2entry_r( be, ltid, &p_ndn, &p, NULL, 0, locker, &lock );
 247
 248                 switch( rc ) {
 249                 case 0:
 250                 case DB_NOTFOUND:
 251                         break;
 252                 case DB_LOCK_DEADLOCK:
 253                 case DB_LOCK_NOTGRANTED:
 254                         goto retry;
 255                 case LDAP_BUSY:
 256                         text = "ldap server busy";
 257                         goto return_results;
 258                 default:
 259                         rc = LDAP_OTHER;
 260                         text = "internal error";
 261                         goto return_results;
 262                 }
 263
 264                 if( p == NULL) {
 265 #ifdef NEW_LOGGING
 266                         LDAP_LOG ( OPERATION, ERR,
 267                                 "==>bdb_modrdn: parent does not exist\n", 0, 0, 0 );
 268 #else
 269                         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
 270                                 0, 0, 0);
 271 #endif
 272                         rc = LDAP_OTHER;
 273                         text = "old entry's parent does not exist";
 274                         goto return_results;
 275                 }
 276
 277                 /* check parent for "children" acl */
 278                 rc = access_allowed( be, conn, op, p,
 279                         children, NULL, ACL_WRITE, NULL );
 280
 281                 if ( ! rc ) {
 282                         switch( opinfo.boi_err ) {
 283                         case DB_LOCK_DEADLOCK:
 284                         case DB_LOCK_NOTGRANTED:
 285                                 goto retry;
 286                         }
 287
 288                         rc = LDAP_INSUFFICIENT_ACCESS;
 289 #ifdef NEW_LOGGING
 290                         LDAP_LOG ( OPERATION, ERR,
 291                                 "==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
 292 #else
 293                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 294                                 0, 0 );
 295 #endif
 296                         text = "no write access to old parent's children";
 297                         goto return_results;
 298                 }
 299
 300 #ifdef NEW_LOGGING
 301                 LDAP_LOG ( OPERATION, DETAIL1,
 302                         "==>bdb_modrdn: wr to children %s is OK\n", p_ndn.bv_val, 0, 0 );
 303 #else
 304                 Debug( LDAP_DEBUG_TRACE,
 305                         "bdb_modrdn: wr to children of entry %s OK\n",
 306                         p_ndn.bv_val, 0, 0 );
 307 #endif
 308
 309                 if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
 310                         p_dn = slap_empty_bv;
 311                 } else {
 312                         dnParent( &e->e_name, &p_dn );
 313                 }
 314
 315 #ifdef NEW_LOGGING
 316                 LDAP_LOG ( OPERATION, DETAIL1,
 317                         "==>bdb_modrdn: parent dn=%s\n", p_dn.bv_val, 0, 0 );
 318 #else
 319                 Debug( LDAP_DEBUG_TRACE,
 320                         "bdb_modrdn: parent dn=%s\n",
 321                         p_dn.bv_val, 0, 0 );
 322 #endif
 323
 324         } else {
 325                 /* no parent, modrdn entry directly under root */
 326                 isroot = be_isroot( be, &op->o_ndn );
 327                 if ( ! isroot ) {
 328                         if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 329                                 || be_isupdate( be, &op->o_ndn ) ) {
 330
 331                                 p = (Entry *)&slap_entry_root;
 332
 333                                 /* check parent for "children" acl */
 334                                 rc = access_allowed( be, conn, op, p,
 335                                         children, NULL, ACL_WRITE, NULL );
 336
 337                                 p = NULL;
 338
 339                                 if ( ! rc ) {
 340                                         switch( opinfo.boi_err ) {
 341                                         case DB_LOCK_DEADLOCK:
 342                                         case DB_LOCK_NOTGRANTED:
 343                                                 goto retry;
 344                                         }
 345
 346                                         rc = LDAP_INSUFFICIENT_ACCESS;
 347 #ifdef NEW_LOGGING
 348                                         LDAP_LOG ( OPERATION, ERR,
 349                                                 "==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
 350 #else
 351                                         Debug( LDAP_DEBUG_TRACE,
 352                                                 "no access to parent\n",
 353                                                 0, 0, 0 );
 354 #endif
 355                                         text = "no write access to old parent";
 356                                         goto return_results;
 357                                 }
 358
 359 #ifdef NEW_LOGGING
 360                                 LDAP_LOG ( OPERATION, DETAIL1,
 361                                         "==>bdb_modrdn: wr to children of entry \"%s\" OK\n",
 362                                         p_dn.bv_val, 0, 0 );
 363 #else
 364                                 Debug( LDAP_DEBUG_TRACE,
 365                                         "bdb_modrdn: wr to children of entry \"\" OK\n",
 366                                         0, 0, 0 );
 367 #endif
 368
 369                                 p_dn.bv_val = "";
 370                                 p_dn.bv_len = 0;
 371
 372 #ifdef NEW_LOGGING
 373                                 LDAP_LOG ( OPERATION, DETAIL1,
 374                                         "==>bdb_modrdn: parent dn=\"\" \n", 0, 0, 0 );
 375 #else
 376                                 Debug( LDAP_DEBUG_TRACE,
 377                                         "bdb_modrdn: parent dn=\"\"\n",
 378                                         0, 0, 0 );
 379 #endif
 380
 381                         } else {
 382 #ifdef NEW_LOGGING
 383                                 LDAP_LOG ( OPERATION, ERR,
 384                                         "==>bdb_modrdn: no parent, not root &\"\" is not "
 385                                         "suffix\n", 0, 0, 0 );
 386 #else
 387                                 Debug( LDAP_DEBUG_TRACE,
 388                                         "bdb_modrdn: no parent, not root "
 389                                         "& \"\" is not suffix\n",
 390                                         0, 0, 0);
 391 #endif
 392                                 text = "no write access to old parent";
 393                                 rc = LDAP_INSUFFICIENT_ACCESS;
 394                                 goto return_results;
 395                         }
 396                 }
 397         }
 398
 399         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 400
 401         if ( newSuperior != NULL ) {
 402 #ifdef NEW_LOGGING
 403                 LDAP_LOG ( OPERATION, DETAIL1,
 404                         "==>bdb_modrdn: new parent \"%s\" requested...\n",
 405                         newSuperior->bv_val, 0, 0 );
 406 #else
 407                 Debug( LDAP_DEBUG_TRACE,
 408                         "bdb_modrdn: new parent \"%s\" requested...\n",
 409                         newSuperior->bv_val, 0, 0 );
 410 #endif
 411
 412                 /*  newSuperior == oldParent? */
 413                 if( dn_match( &p_ndn, nnewSuperior ) ) {
 414 #ifdef NEW_LOGGING
 415                         LDAP_LOG( BACK_LDBM, INFO, "bdb_back_modrdn: "
 416                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 417                                 newSuperior->bv_val, p_dn.bv_val, 0 );
 418 #else
 419                         Debug( LDAP_DEBUG_TRACE, "bdb_back_modrdn: "
 420                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 421                                 newSuperior->bv_val, p_dn.bv_val, 0 );
 422 #endif
 423                         newSuperior = NULL; /* ignore newSuperior */
 424                 }
 425         }
 426
 427         if ( newSuperior != NULL ) {
 428                 if ( newSuperior->bv_len ) {
 429                         np_dn = newSuperior;
 430                         np_ndn = nnewSuperior;
 431
 432                         /* newSuperior == oldParent?, if so ==> ERROR */
 433                         /* newSuperior == entry being moved?, if so ==> ERROR */
 434                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 435
 436                         rc = bdb_dn2entry_r( be,
 437                                 ltid, nnewSuperior, &np, NULL, 0, locker, &lock );
 438
 439                         switch( rc ) {
 440                         case 0:
 441                         case DB_NOTFOUND:
 442                                 break;
 443                         case DB_LOCK_DEADLOCK:
 444                         case DB_LOCK_NOTGRANTED:
 445                                 goto retry;
 446                         case LDAP_BUSY:
 447                                 text = "ldap server busy";
 448                                 goto return_results;
 449                         default:
 450                                 rc = LDAP_OTHER;
 451                                 text = "internal error";
 452                                 goto return_results;
 453                         }
 454
 455                         if( np == NULL) {
 456 #ifdef NEW_LOGGING
 457                                 LDAP_LOG ( OPERATION, DETAIL1,
 458                                         "==>bdb_modrdn: newSup(ndn=%s) not here!\n",
 459                                         np_ndn->bv_val, 0, 0 );
 460 #else
 461                                 Debug( LDAP_DEBUG_TRACE,
 462                                         "bdb_modrdn: newSup(ndn=%s) not here!\n",
 463                                         np_ndn->bv_val, 0, 0);
 464 #endif
 465                                 text = "new superior not found";
 466                                 rc = LDAP_OTHER;
 467                                 goto return_results;
 468                         }
 469
 470 #ifdef NEW_LOGGING
 471                         LDAP_LOG ( OPERATION, DETAIL1,
 472                                 "==>bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 473                                 np, (long) np->e_id, 0 );
 474 #else
 475                         Debug( LDAP_DEBUG_TRACE,
 476                                 "bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 477                                 np, (long) np->e_id, 0 );
 478 #endif
 479
 480                         /* check newSuperior for "children" acl */
 481                         rc = access_allowed( be, conn, op, np, children,
 482                                 NULL, ACL_WRITE, NULL );
 483
 484                         if( ! rc ) {
 485                                 switch( opinfo.boi_err ) {
 486                                 case DB_LOCK_DEADLOCK:
 487                                 case DB_LOCK_NOTGRANTED:
 488                                         goto retry;
 489                                 }
 490
 491 #ifdef NEW_LOGGING
 492                                 LDAP_LOG ( OPERATION, DETAIL1,
 493                                         "==>bdb_modrdn: no wr to newSup children\n", 0, 0, 0 );
 494 #else
 495                                 Debug( LDAP_DEBUG_TRACE,
 496                                         "bdb_modrdn: no wr to newSup children\n",
 497                                         0, 0, 0 );
 498 #endif
 499                                 text = "no write access to new superior's children";
 500                                 rc = LDAP_INSUFFICIENT_ACCESS;
 501                                 goto return_results;
 502                         }
 503
 504 #ifdef BDB_ALIASES
 505                         if ( is_entry_alias( np ) ) {
 506                                 /* parent is an alias, don't allow add */
 507 #ifdef NEW_LOGGING
 508                                 LDAP_LOG ( OPERATION, DETAIL1,
 509                                         "==>bdb_modrdn: entry is alias\n", 0, 0, 0 );
 510 #else
 511                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
 512                                         0, 0, 0 );
 513 #endif
 514                                 text = "new superior is an alias";
 515                                 rc = LDAP_ALIAS_PROBLEM;
 516                                 goto return_results;
 517                         }
 518 #endif
 519
 520                         if ( is_entry_referral( np ) ) {
 521                                 /* parent is a referral, don't allow add */
 522 #ifdef NEW_LOGGING
 523                                 LDAP_LOG ( OPERATION, DETAIL1,
 524                                         "==>bdb_modrdn: entry is referral\n", 0, 0, 0 );
 525 #else
 526                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
 527                                         0, 0, 0 );
 528 #endif
 529                                 text = "new superior is a referral";
 530                                 rc = LDAP_OTHER;
 531                                 goto return_results;
 532                         }
 533
 534                 } else {
 535                         if ( isroot == -1 ) {
 536                                 isroot = be_isroot( be, &op->o_ndn );
 537                         }
 538
 539                         np_dn = NULL;
 540
 541                         /* no parent, modrdn entry directly under root */
 542                         if ( ! isroot ) {
 543                                 if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 544                                         || be_isupdate( be, &op->o_ndn ) ) {
 545                                         np = (Entry *)&slap_entry_root;
 546
 547                                         /* check parent for "children" acl */
 548                                         rc = access_allowed( be, conn, op, np,
 549                                                 children, NULL, ACL_WRITE, NULL );
 550
 551                                         np = NULL;
 552
 553                                         if ( ! rc ) {
 554                                                 switch( opinfo.boi_err ) {
 555                                                 case DB_LOCK_DEADLOCK:
 556                                                 case DB_LOCK_NOTGRANTED:
 557                                                         goto retry;
 558                                                 }
 559
 560                                                 rc = LDAP_INSUFFICIENT_ACCESS;
 561 #ifdef NEW_LOGGING
 562                                                 LDAP_LOG ( OPERATION, ERR,
 563                                                         "==>bdb_modrdn: no access to superior\n", 0, 0, 0 );
 564 #else
 565                                                 Debug( LDAP_DEBUG_TRACE,
 566                                                         "no access to new superior\n",
 567                                                         0, 0, 0 );
 568 #endif
 569                                                 text = "no write access to new superior's children";
 570                                                 goto return_results;
 571                                         }
 572
 573 #ifdef NEW_LOGGING
 574                                         LDAP_LOG ( OPERATION, DETAIL1,
 575                                                 "bdb_modrdn: wr to children entry \"\" OK\n", 0, 0, 0 );
 576 #else
 577                                         Debug( LDAP_DEBUG_TRACE,
 578                                                 "bdb_modrdn: wr to children of entry \"\" OK\n",
 579                                                 0, 0, 0 );
 580 #endif
 581
 582                                 } else {
 583 #ifdef NEW_LOGGING
 584                                         LDAP_LOG ( OPERATION, ERR,
 585                                                 "bdb_modrdn: new superior=\"\", not root & \"\" "
 586                                                 "is not suffix\n", 0, 0, 0 );
 587 #else
 588                                         Debug( LDAP_DEBUG_TRACE,
 589                                                 "bdb_modrdn: new superior=\"\", not root "
 590                                                 "& \"\" is not suffix\n",
 591                                                 0, 0, 0);
 592 #endif
 593                                         text = "no write access to new superior's children";
 594                                         rc = LDAP_INSUFFICIENT_ACCESS;
 595                                         goto return_results;
 596                                 }
 597                         }
 598
 599 #ifdef NEW_LOGGING
 600                         LDAP_LOG ( OPERATION, DETAIL1,
 601                                 "bdb_modrdn: new superior=\"\"\n", 0, 0, 0 );
 602 #else
 603                         Debug( LDAP_DEBUG_TRACE,
 604                                 "bdb_modrdn: new superior=\"\"\n",
 605                                 0, 0, 0 );
 606 #endif
 607                 }
 608
 609 #ifdef NEW_LOGGING
 610                 LDAP_LOG ( OPERATION, DETAIL1,
 611                         "bdb_modrdn: wr to new parent's children OK\n", 0, 0, 0 );
 612 #else
 613                 Debug( LDAP_DEBUG_TRACE,
 614                         "bdb_modrdn: wr to new parent's children OK\n",
 615                         0, 0, 0 );
 616 #endif
 617
 618                 new_parent_dn = np_dn;
 619         }
 620
 621         /* Build target dn and make sure target entry doesn't exist already. */
 622         build_new_dn( &new_dn, new_parent_dn, newrdn );
 623
 624         dnNormalize2( NULL, &new_dn, &new_ndn );
 625
 626 #ifdef NEW_LOGGING
 627         LDAP_LOG ( OPERATION, RESULTS,
 628                 "bdb_modrdn: new ndn=%s\n", new_ndn.bv_val, 0, 0 );
 629 #else
 630         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
 631                 new_ndn.bv_val, 0, 0 );
 632 #endif
 633
 634         rc = bdb_dn2id ( be, ltid, &new_ndn, &id, 0 );
 635         switch( rc ) {
 636         case DB_LOCK_DEADLOCK:
 637         case DB_LOCK_NOTGRANTED:
 638                 goto retry;
 639         case DB_NOTFOUND:
 640                 break;
 641         case 0:
 642                 rc = LDAP_ALREADY_EXISTS;
 643                 goto return_results;
 644         default:
 645                 rc = LDAP_OTHER;
 646                 text = "internal error";
 647                 goto return_results;
 648         }
 649
 650 #ifdef NEW_LOGGING
 651         LDAP_LOG ( OPERATION, ERR,
 652                 "bdb_modrdn: new ndn=%s does not exist\n", new_ndn.bv_val, 0, 0 );
 653 #else
 654         Debug( LDAP_DEBUG_TRACE,
 655                 "bdb_modrdn: new ndn=%s does not exist\n",
 656                 new_ndn.bv_val, 0, 0 );
 657 #endif
 658
 659         /* Get attribute type and attribute value of our new rdn, we will
 660          * need to add that to our new entry
 661          */
 662         if ( ldap_bv2rdn( newrdn, &new_rdn, (char **)&text,
 663                 LDAP_DN_FORMAT_LDAP ) )
 664         {
 665 #ifdef NEW_LOGGING
 666                 LDAP_LOG ( OPERATION, ERR,
 667                         "bdb_modrdn: can't figure out "
 668                         "type(s)/values(s) of newrdn\n",
 669                         0, 0, 0 );
 670 #else
 671                 Debug( LDAP_DEBUG_TRACE,
 672                         "bdb_modrdn: can't figure out "
 673                         "type(s)/values(s) of newrdn\n",
 674                         0, 0, 0 );
 675 #endif
 676                 rc = LDAP_INVALID_DN_SYNTAX;
 677                 text = "unknown type(s) used in RDN";
 678                 goto return_results;
 679         }
 680
 681 #ifdef NEW_LOGGING
 682         LDAP_LOG ( OPERATION, RESULTS,
 683                 "bdb_modrdn: new_rdn_type=\"%s\", "
 684                 "new_rdn_val=\"%s\"\n",
 685                 new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
 686                 new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
 687 #else
 688         Debug( LDAP_DEBUG_TRACE,
 689                 "bdb_modrdn: new_rdn_type=\"%s\", "
 690                 "new_rdn_val=\"%s\"\n",
 691                 new_rdn[ 0 ][ 0 ]->la_attr.bv_val,
 692                 new_rdn[ 0 ][ 0 ]->la_value.bv_val, 0 );
 693 #endif
 694
 695         if ( deleteoldrdn ) {
 696                 if ( ldap_bv2rdn( dn, &old_rdn, (char **)&text,
 697                         LDAP_DN_FORMAT_LDAP ) )
 698                 {
 699 #ifdef NEW_LOGGING
 700                         LDAP_LOG ( OPERATION, ERR,
 701                                 "bdb_modrdn: can't figure out "
 702                                 "type(s)/values(s) of old_rdn\n",
 703                                 0, 0, 0 );
 704 #else
 705                         Debug( LDAP_DEBUG_TRACE,
 706                                 "bdb_modrdn: can't figure out "
 707                                 "the old_rdn type(s)/value(s)\n",
 708                                 0, 0, 0 );
 709 #endif
 710                         rc = LDAP_OTHER;
 711                         text = "cannot parse RDN from old DN";
 712                         goto return_results;
 713                 }
 714         }
 715
 716         /* prepare modlist of modifications from old/new rdn */
 717         rc = slap_modrdn2mods( be, conn, op, e, old_rdn, new_rdn,
 718                         deleteoldrdn, &mod );
 719         if ( rc != LDAP_SUCCESS ) {
 720                 goto return_results;
 721         }
 722
 723         /* delete old one */
 724         rc = bdb_dn2id_delete( be, ltid, p_ndn.bv_val, e );
 725         if ( rc != 0 ) {
 726                 switch( rc ) {
 727                 case DB_LOCK_DEADLOCK:
 728                 case DB_LOCK_NOTGRANTED:
 729                         goto retry;
 730                 }
 731                 rc = LDAP_OTHER;
 732                 text = "DN index delete fail";
 733                 goto return_results;
 734         }
 735
 736         (void) bdb_cache_delete_entry(&bdb->bi_cache, e);
 737
 738         /* Binary format uses a single contiguous block, cannot
 739          * free individual fields. Leave new_dn/new_ndn set so
 740          * they can be individually freed later.
 741          */
 742         e->e_name = new_dn;
 743         e->e_nname = new_ndn;
 744
 745         new_dn.bv_val = NULL;
 746         new_ndn.bv_val = NULL;
 747
 748         /* add new one */
 749         rc = bdb_dn2id_add( be, ltid, np_ndn, e );
 750         if ( rc != 0 ) {
 751                 switch( rc ) {
 752                 case DB_LOCK_DEADLOCK:
 753                 case DB_LOCK_NOTGRANTED:
 754                         goto retry;
 755                 }
 756                 rc = LDAP_OTHER;
 757                 text = "DN index add failed";
 758                 goto return_results;
 759         }
 760
 761 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
 762         if ( rc == LDAP_SUCCESS && !op->o_noop ) {
 763                 LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
 764                         bdb_psearch(be, conn, op, ps_list, e, LDAP_PSEARCH_BY_PREMODIFY );
 765                 }
 766         }
 767 #endif
 768
 769         /* modify entry */
 770         rc = bdb_modify_internal( be, conn, op, ltid, &mod[0], e,
 771                 &text, textbuf, textlen );
 772
 773         if( rc != LDAP_SUCCESS ) {
 774                 if ( ( rc == LDAP_INSUFFICIENT_ACCESS ) && opinfo.boi_err ) {
 775                         rc = opinfo.boi_err;
 776                 }
 777                 switch( rc ) {
 778                 case DB_LOCK_DEADLOCK:
 779                 case DB_LOCK_NOTGRANTED:
 780                         goto retry;
 781                 }
 782                 goto return_results;
 783         }
 784
 785         /* id2entry index */
 786         rc = bdb_id2entry_update( be, ltid, e );
 787         if ( rc != 0 ) {
 788                 switch( rc ) {
 789                 case DB_LOCK_DEADLOCK:
 790                 case DB_LOCK_NOTGRANTED:
 791                         goto retry;
 792                 }
 793                 rc = LDAP_OTHER;
 794                 text = "entry update failed";
 795                 goto return_results;
 796         }
 797
 798         if( op->o_noop ) {
 799                 if(( rc=TXN_ABORT( ltid )) != 0 ) {
 800                         text = "txn_abort (no-op) failed";
 801                 } else {
 802                         noop = 1;
 803                         rc = LDAP_SUCCESS;
 804                 }
 805
 806         } else {
 807                 char gid[DB_XIDDATASIZE];
 808
 809                 snprintf( gid, sizeof( gid ), "%s-%08lx-%08lx",
 810                         bdb_uuid.bv_val, (long) op->o_connid, (long) op->o_opid );
 811
 812                 if(( rc=TXN_PREPARE( ltid, gid )) != 0 ) {
 813                         text = "txn_prepare failed";
 814                 } else {
 815                         if( bdb_cache_update_entry(&bdb->bi_cache, e) == -1 ) {
 816                                 if(( rc=TXN_ABORT( ltid )) != 0 ) {
 817                                         text ="cache update & txn_abort failed";
 818                                 } else {
 819                                         rc = LDAP_OTHER;
 820                                         text = "cache update failed";
 821                                 }
 822
 823                         } else {
 824                                 if(( rc=TXN_COMMIT( ltid, 0 )) != 0 ) {
 825                                         text = "txn_commit failed";
 826                                 } else {
 827                                         rc = LDAP_SUCCESS;
 828                                 }
 829                         }
 830                 }
 831         }
 832
 833         ltid = NULL;
 834         op->o_private = NULL;
 835
 836         if( rc == LDAP_SUCCESS ) {
 837 #ifdef NEW_LOGGING
 838                 LDAP_LOG ( OPERATION, RESULTS,
 839                         "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
 840                         op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
 841 #else
 842                 Debug(LDAP_DEBUG_TRACE,
 843                         "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
 844                         op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
 845 #endif
 846                 text = NULL;
 847                 if ( !noop ) {
 848                         bdb_cache_entry_commit( e );
 849                 }
 850
 851         } else {
 852 #ifdef NEW_LOGGING
 853                 LDAP_LOG ( OPERATION, RESULTS, "bdb_modrdn: %s : %s (%d)\n",
 854                         text, db_strerror(rc), rc );
 855 #else
 856                 Debug( LDAP_DEBUG_TRACE, "bdb_add: %s : %s (%d)\n",
 857                         text, db_strerror(rc), rc );
 858 #endif
 859                 rc = LDAP_OTHER;
 860         }
 861
 862 return_results:
 863         send_ldap_result( conn, op, rc,
 864                 NULL, text, NULL, NULL );
 865
 866 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
 867         if ( rc == LDAP_SUCCESS && !op->o_noop ) {
 868                 /* Loop through in-scope entries for each psearch spec */
 869                 LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
 870                         bdb_psearch( be, conn, op, ps_list, e, LDAP_PSEARCH_BY_MODIFY );
 871                 }
 872                 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
 873                 while ( pm_list != NULL ) {
 874                         bdb_psearch(be, conn, op, pm_list->ps->op,
 875                                                 e, LDAP_PSEARCH_BY_SCOPEOUT);
 876                         LDAP_LIST_REMOVE ( pm_list, link );
 877                         pm_prev = pm_list;
 878                         pm_list = LDAP_LIST_NEXT ( pm_list, link );
 879                         free (pm_prev);
 880                 }
 881         }
 882 #endif
 883
 884         if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 885                 ldap_pvt_thread_yield();
 886                 TXN_CHECKPOINT( bdb->bi_dbenv,
 887                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 888         }
 889
 890 done:
 891         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
 892         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 893
 894         /* LDAP v2 supporting correct attribute handling. */
 895         if ( new_rdn != NULL ) {
 896                 ldap_rdnfree( new_rdn );
 897         }
 898         if ( old_rdn != NULL ) {
 899                 ldap_rdnfree( old_rdn );
 900         }
 901         if( mod != NULL ) {
 902                 Modifications *tmp;
 903                 for (; mod; mod=tmp ) {
 904                         tmp = mod->sml_next;
 905                         free( mod );
 906                 }
 907         }
 908
 909         /* LDAP v3 Support */
 910         if( np != NULL ) {
 911                 /* free new parent and reader lock */
 912                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np);
 913         }
 914
 915         if( p != NULL ) {
 916                 /* free parent and reader lock */
 917                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
 918         }
 919
 920         /* free entry */
 921         if( e != NULL ) {
 922                 bdb_unlocked_cache_return_entry_w( &bdb->bi_cache, e);
 923         }
 924
 925         if( ltid != NULL ) {
 926 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
 927                 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
 928                 while ( pm_list != NULL ) {
 929                         LDAP_LIST_REMOVE ( pm_list, link );
 930                         pm_prev = pm_list;
 931                         pm_list = LDAP_LIST_NEXT ( pm_list, link );
 932                         free (pm_prev);
 933                 }
 934 #endif
 935                 TXN_ABORT( ltid );
 936                 op->o_private = NULL;
 937         }
 938
 939         return ( ( rc == LDAP_SUCCESS ) ? noop : rc );
 940 }