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 static char bdb_gid[DB_XIDDATASIZE];
  17
  18 int
  19 bdb_modrdn(
  20         Backend *be,
  21         Connection      *conn,
  22         Operation       *op,
  23         struct berval   *dn,
  24         struct berval   *ndn,
  25         struct berval   *newrdn,
  26         struct berval   *nnewrdn,
  27         int             deleteoldrdn,
  28         struct berval   *newSuperior,
  29         struct berval   *nnewSuperior )
  30 {
  31         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
  32         AttributeDescription *children = slap_schema.si_ad_children;
  33         struct berval   p_dn, p_ndn;
  34         struct berval   new_dn = {0, NULL}, new_ndn = {0, NULL};
  35         int             isroot = -1;
  36         Entry           *e, *p = NULL;
  37         Entry           *matched;
  38         int                     rc;
  39         const char *text;
  40         char textbuf[SLAP_TEXT_BUFLEN];
  41         size_t textlen = sizeof textbuf;
  42         DB_TXN *        ltid = NULL;
  43         struct bdb_op_info opinfo;
  44
  45         ID                      id;
  46         int             a_cnt, d_cnt;
  47         LDAPRDN         *new_rdn = NULL;
  48         LDAPRDN         *old_rdn = NULL;
  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         Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn(%s,%s,%s)\n",
  61                 dn->bv_val, newrdn->bv_val,
  62                 newSuperior ? newSuperior->bv_val : "NULL" );
  63
  64 #if 0
  65         if( newSuperior != NULL ) {
  66                 rc = LDAP_UNWILLING_TO_PERFORM;
  67                 text = "newSuperior not implemented (yet)";
  68                 goto return_results;
  69         }
  70 #endif
  71
  72         if( 0 ) {
  73 retry:  /* transaction retry */
  74                 if (e != NULL) {
  75                         bdb_cache_delete_entry(&bdb->bi_cache, e);
  76                         bdb_cache_return_entry_w(&bdb->bi_cache, e);
  77                 }
  78                 if (p != NULL) {
  79                         bdb_cache_return_entry_r(&bdb->bi_cache, p);
  80                 }
  81                 if (np != NULL) {
  82                         bdb_cache_return_entry_r(&bdb->bi_cache, np);
  83                 }
  84                 Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn: retrying...\n", 0, 0, 0 );
  85                 rc = TXN_ABORT( ltid );
  86                 ltid = NULL;
  87                 op->o_private = NULL;
  88                 if( rc != 0 ) {
  89                         rc = LDAP_OTHER;
  90                         text = "internal error";
  91                         goto return_results;
  92                 }
  93                 ldap_pvt_thread_yield();
  94         }
  95
  96         /* begin transaction */
  97         rc = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
  98                 bdb->bi_db_opflags );
  99         text = NULL;
 100         if( rc != 0 ) {
 101                 Debug( LDAP_DEBUG_TRACE,
 102                         "bdb_delete: txn_begin failed: %s (%d)\n",
 103                         db_strerror(rc), rc, 0 );
 104                 rc = LDAP_OTHER;
 105                 text = "internal error";
 106                 goto return_results;
 107         }
 108
 109         opinfo.boi_bdb = be;
 110         opinfo.boi_txn = ltid;
 111         opinfo.boi_err = 0;
 112         op->o_private = &opinfo;
 113
 114         /* get entry */
 115         rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, 0 );
 116
 117         switch( rc ) {
 118         case 0:
 119         case DB_NOTFOUND:
 120                 break;
 121         case DB_LOCK_DEADLOCK:
 122         case DB_LOCK_NOTGRANTED:
 123                 goto retry;
 124         default:
 125                 rc = LDAP_OTHER;
 126                 text = "internal error";
 127                 goto return_results;
 128         }
 129
 130         if ( e == NULL ) {
 131                 char* matched_dn = NULL;
 132                 BerVarray refs;
 133
 134                 if( matched != NULL ) {
 135                         matched_dn = ch_strdup( matched->e_dn );
 136                         refs = is_entry_referral( matched )
 137                                 ? get_entry_referrals( be, conn, op, matched )
 138                                 : NULL;
 139                         bdb_cache_return_entry_r( &bdb->bi_cache, matched );
 140                         matched = NULL;
 141
 142                 } else {
 143                         refs = referral_rewrite( default_referral,
 144                                 NULL, dn, LDAP_SCOPE_DEFAULT );
 145                 }
 146
 147                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 148                         matched_dn, NULL, refs, NULL );
 149
 150                 ber_bvarray_free( refs );
 151                 free( matched_dn );
 152
 153                 goto done;
 154         }
 155
 156         if (!manageDSAit && is_entry_referral( e ) ) {
 157                 /* parent is a referral, don't allow add */
 158                 /* parent is an alias, don't allow add */
 159                 BerVarray refs = get_entry_referrals( be,
 160                         conn, op, e );
 161
 162                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry %s is referral\n",
 163                         e->e_dn, 0, 0 );
 164
 165                 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
 166                         e->e_dn, NULL, refs, NULL );
 167
 168                 ber_bvarray_free( refs );
 169                 goto done;
 170         }
 171
 172         if ( be_issuffix( be, &e->e_nname ) ) {
 173                 p_ndn = slap_empty_bv;
 174         } else {
 175                 dnParent( &e->e_nname, &p_ndn );
 176         }
 177         np_ndn = &p_ndn;
 178         if ( p_ndn.bv_len != 0 ) {
 179                 /* Make sure parent entry exist and we can write its
 180                  * children.
 181                  */
 182                 rc = bdb_dn2entry_r( be, ltid, &p_ndn, &p, NULL, 0 );
 183
 184                 switch( rc ) {
 185                 case 0:
 186                 case DB_NOTFOUND:
 187                         break;
 188                 case DB_LOCK_DEADLOCK:
 189                 case DB_LOCK_NOTGRANTED:
 190                         goto retry;
 191                 default:
 192                         rc = LDAP_OTHER;
 193                         text = "internal error";
 194                         goto return_results;
 195                 }
 196
 197                 if( p == NULL) {
 198                         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
 199                                 0, 0, 0);
 200                         rc = LDAP_OTHER;
 201                         goto return_results;
 202                 }
 203
 204                 /* check parent for "children" acl */
 205                 if ( ! access_allowed( be, conn, op, p,
 206                         children, NULL, ACL_WRITE, NULL ) )
 207                 {
 208                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 209                                 0, 0 );
 210                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 211                                 NULL, NULL, NULL, NULL );
 212                         goto return_results;
 213                 }
 214
 215                 Debug( LDAP_DEBUG_TRACE,
 216                         "bdb_modrdn: wr to children of entry %s OK\n",
 217                         p_ndn.bv_val, 0, 0 );
 218
 219                 if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
 220                         p_dn = slap_empty_bv;
 221                 } else {
 222                         dnParent( &e->e_name, &p_dn );
 223                 }
 224
 225                 Debug( LDAP_DEBUG_TRACE,
 226                         "bdb_modrdn: parent dn=%s\n",
 227                         p_dn.bv_val, 0, 0 );
 228
 229         } else {
 230                 /* no parent, modrdn entry directly under root */
 231                 isroot = be_isroot( be, &op->o_ndn );
 232                 if ( ! isroot ) {
 233                         if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 234                                 || be_isupdate( be, &op->o_ndn ) ) {
 235
 236                                 p = (Entry *)&slap_entry_root;
 237
 238                                 /* check parent for "children" acl */
 239                                 rc = access_allowed( be, conn, op, p,
 240                                         children, NULL, ACL_WRITE, NULL );
 241
 242                                 p = NULL;
 243
 244                                 if ( ! rc )
 245                                 {
 246                                         Debug( LDAP_DEBUG_TRACE,
 247                                                 "no access to parent\n",
 248                                                 0, 0, 0 );
 249                                         send_ldap_result( conn, op,
 250                                                 LDAP_INSUFFICIENT_ACCESS,
 251                                                 NULL, NULL, NULL, NULL );
 252                                         goto return_results;
 253                                 }
 254
 255                                 Debug( LDAP_DEBUG_TRACE,
 256                                         "bdb_modrdn: wr to children of entry \"\" OK\n",
 257                                         0, 0, 0 );
 258
 259                                 p_dn.bv_val = "";
 260                                 p_dn.bv_len = 0;
 261
 262                                 Debug( LDAP_DEBUG_TRACE,
 263                                         "bdb_modrdn: parent dn=\"\"\n",
 264                                         0, 0, 0 );
 265
 266                         } else {
 267                                 Debug( LDAP_DEBUG_TRACE,
 268                                         "bdb_modrdn: no parent, not root "
 269                                         "& \"\" is not suffix\n",
 270                                         0, 0, 0);
 271                                 rc = LDAP_INSUFFICIENT_ACCESS;
 272                                 goto return_results;
 273                         }
 274                 }
 275         }
 276
 277         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 278
 279         if ( newSuperior != NULL ) {
 280                 Debug( LDAP_DEBUG_TRACE,
 281                         "bdb_modrdn: new parent \"%s\" requested...\n",
 282                         newSuperior->bv_val, 0, 0 );
 283
 284                 if ( newSuperior->bv_len ) {
 285                         np_dn = newSuperior;
 286                         np_ndn = nnewSuperior;
 287
 288                         /* newSuperior == oldParent?, if so ==> ERROR */
 289                         /* newSuperior == entry being moved?, if so ==> ERROR */
 290                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 291
 292                         rc = bdb_dn2entry_r( be, ltid, nnewSuperior, &np, NULL, 0 );
 293
 294                         switch( rc ) {
 295                         case 0:
 296                         case DB_NOTFOUND:
 297                                 break;
 298                         case DB_LOCK_DEADLOCK:
 299                         case DB_LOCK_NOTGRANTED:
 300                                 goto retry;
 301                         default:
 302                                 rc = LDAP_OTHER;
 303                                 text = "internal error";
 304                                 goto return_results;
 305                         }
 306
 307                         if( np == NULL) {
 308                                 Debug( LDAP_DEBUG_TRACE,
 309                                         "bdb_modrdn: newSup(ndn=%s) not here!\n",
 310                                         np_ndn->bv_val, 0, 0);
 311                                 rc = LDAP_OTHER;
 312                                 goto return_results;
 313                         }
 314
 315                         Debug( LDAP_DEBUG_TRACE,
 316                                 "bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 317                                 np, (long) np->e_id, 0 );
 318
 319                         /* check newSuperior for "children" acl */
 320                         if ( !access_allowed( be, conn, op, np, children, NULL, ACL_WRITE, NULL ) ) {
 321                                 Debug( LDAP_DEBUG_TRACE,
 322                                         "bdb_modrdn: no wr to newSup children\n",
 323                                         0, 0, 0 );
 324                                 rc = LDAP_INSUFFICIENT_ACCESS;
 325                                 goto return_results;
 326                         }
 327
 328 #ifdef BDB_ALIASES
 329                         if ( is_entry_alias( np ) ) {
 330                                 /* parent is an alias, don't allow add */
 331                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
 332                                         0, 0, 0 );
 333
 334                                 rc = LDAP_ALIAS_PROBLEM;
 335                                 goto return_results;
 336                         }
 337 #endif
 338
 339                         if ( is_entry_referral( np ) ) {
 340                                 /* parent is a referral, don't allow add */
 341                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
 342                                         0, 0, 0 );
 343
 344                                 rc = LDAP_OPERATIONS_ERROR;
 345                                 goto return_results;
 346                         }
 347
 348                 } else {
 349                         if ( isroot == -1 ) {
 350                                 isroot = be_isroot( be, &op->o_ndn );
 351                         }
 352
 353                         np_dn = NULL;
 354
 355                         /* no parent, modrdn entry directly under root */
 356                         if ( ! isroot ) {
 357                                 if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
 358                                         || be_isupdate( be, &op->o_ndn ) ) {
 359                                         np = (Entry *)&slap_entry_root;
 360
 361                                         /* check parent for "children" acl */
 362                                         rc = access_allowed( be, conn, op, np,
 363                                                 children, NULL, ACL_WRITE, NULL );
 364
 365                                         np = NULL;
 366
 367                                         if ( ! rc )
 368                                         {
 369                                                 Debug( LDAP_DEBUG_TRACE,
 370                                                         "no access to new superior\n",
 371                                                         0, 0, 0 );
 372                                                 send_ldap_result( conn, op,
 373                                                         LDAP_INSUFFICIENT_ACCESS,
 374                                                         NULL, NULL, NULL, NULL );
 375                                                 goto return_results;
 376                                         }
 377
 378                                         Debug( LDAP_DEBUG_TRACE,
 379                                                 "bdb_modrdn: wr to children of entry \"\" OK\n",
 380                                                 0, 0, 0 );
 381
 382                                 } else {
 383                                         Debug( LDAP_DEBUG_TRACE,
 384                                                 "bdb_modrdn: new superior=\"\", not root "
 385                                                 "& \"\" is not suffix\n",
 386                                                 0, 0, 0);
 387                                         rc = LDAP_INSUFFICIENT_ACCESS;
 388                                         goto return_results;
 389                                 }
 390                         }
 391
 392                         Debug( LDAP_DEBUG_TRACE,
 393                                 "bdb_modrdn: new superior=\"\"\n",
 394                                 0, 0, 0 );
 395                 }
 396
 397                 Debug( LDAP_DEBUG_TRACE,
 398                         "bdb_modrdn: wr to new parent's children OK\n",
 399                         0, 0, 0 );
 400
 401                 new_parent_dn = np_dn;
 402         }
 403
 404         /* Build target dn and make sure target entry doesn't exist already. */
 405         build_new_dn( &new_dn, new_parent_dn, newrdn );
 406
 407         dnNormalize2( NULL, &new_dn, &new_ndn );
 408
 409         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
 410                 new_ndn.bv_val, 0, 0 );
 411
 412         rc = bdb_dn2id ( be, ltid, &new_ndn, &id );
 413         switch( rc ) {
 414         case DB_LOCK_DEADLOCK:
 415         case DB_LOCK_NOTGRANTED:
 416                 goto retry;
 417         case DB_NOTFOUND:
 418                 break;
 419         case 0:
 420                 rc = LDAP_ALREADY_EXISTS;
 421                 goto return_results;
 422         default:
 423                 rc = LDAP_OTHER;
 424                 text = "internal error";
 425                 goto return_results;
 426         }
 427
 428         Debug( LDAP_DEBUG_TRACE,
 429                 "bdb_modrdn: new ndn=%s does not exist\n",
 430                 new_ndn.bv_val, 0, 0 );
 431
 432         /* Get attribute type and attribute value of our new rdn, we will
 433          * need to add that to our new entry
 434          */
 435         if ( ldap_str2rdn( newrdn->bv_val, &new_rdn, (char **)&text,
 436                 LDAP_DN_FORMAT_LDAP ) )
 437         {
 438                 Debug( LDAP_DEBUG_TRACE,
 439                         "bdb_modrdn: can't figure out type(s)/values(s) "
 440                         "of newrdn\n", 0, 0, 0 );
 441                 rc = LDAP_OPERATIONS_ERROR;
 442                 text = "unknown type(s) used in RDN";
 443                 goto return_results;
 444         }
 445
 446         Debug( LDAP_DEBUG_TRACE,
 447                 "bdb_modrdn: new_rdn_type=\"%s\", new_rdn_val=\"%s\"\n",
 448                 new_rdn[0][0]->la_attr.bv_val, new_rdn[0][0]->la_value.bv_val, 0 );
 449
 450         if ( ldap_str2rdn( dn->bv_val, &old_rdn, (char **)&text,
 451                 LDAP_DN_FORMAT_LDAP ) )
 452         {
 453                 Debug( LDAP_DEBUG_TRACE,
 454                         "bdb_back_modrdn: can't figure out the old_rdn "
 455                         "type(s)/value(s)\n", 0, 0, 0 );
 456                 rc = LDAP_OTHER;
 457                 text = "cannot parse RDN from old DN";
 458                 goto return_results;
 459         }
 460
 461 #if 0
 462         if ( newSuperior == NULL
 463                 && charray_strcasecmp( ( const char ** )old_rdn_types,
 464                                 ( const char ** )new_rdn_types ) != 0 ) {
 465                 /* Not a big deal but we may say something */
 466                 Debug( LDAP_DEBUG_TRACE,
 467                         "bdb_modrdn: old_rdn_type(s)=%s, new_rdn_type(s)=%s "
 468                         "do not match\n",
 469                         old_rdn_types[ 0 ], new_rdn_types[ 0 ], 0 );
 470         }
 471 #endif
 472
 473         /* Add new attribute values to the entry */
 474         for ( a_cnt = 0; new_rdn[0][ a_cnt ]; a_cnt++ ) {
 475                 int                     rc;
 476                 AttributeDescription    *desc = NULL;
 477                 Modifications           *mod_tmp;
 478
 479                 rc = slap_bv2ad( &new_rdn[0][ a_cnt ]->la_attr, &desc, &text );
 480
 481                 if ( rc != LDAP_SUCCESS ) {
 482                         Debug( LDAP_DEBUG_TRACE,
 483                                 "bdb_modrdn: %s: %s (new)\n",
 484                                 text, new_rdn[0][ a_cnt ]->la_attr.bv_val, 0 );
 485                         goto return_results;
 486                 }
 487
 488                 /* ACL check of newly added attrs */
 489                 if ( !access_allowed( be, conn, op, e, desc,
 490                         &new_rdn[0][ a_cnt ]->la_value, ACL_WRITE, NULL ) ) {
 491                         Debug( LDAP_DEBUG_TRACE,
 492                                 "bdb_modrdn: access to attr \"%s\" "
 493                                 "(new) not allowed\n",
 494                                 new_rdn[0][ a_cnt ]->la_attr.bv_val, 0, 0 );
 495                         rc = LDAP_INSUFFICIENT_ACCESS;
 496                         goto return_results;
 497                 }
 498
 499                 /* Apply modification */
 500                 mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
 501                         + 2 * sizeof( struct berval ) );
 502                 mod_tmp->sml_desc = desc;
 503                 mod_tmp->sml_bvalues = ( BerVarray )( mod_tmp + 1 );
 504                 mod_tmp->sml_bvalues[ 0 ] = new_rdn[0][ a_cnt ]->la_value;
 505                 mod_tmp->sml_bvalues[ 1 ].bv_val = NULL;
 506                 mod_tmp->sml_op = SLAP_MOD_SOFTADD;
 507                 mod_tmp->sml_next = mod;
 508                 mod = mod_tmp;
 509         }
 510
 511         /* Remove old rdn value if required */
 512         if ( deleteoldrdn ) {
 513                 /* Get value of old rdn */
 514                 if ( old_rdn == NULL) {
 515                         Debug( LDAP_DEBUG_TRACE,
 516                                 "bdb_modrdn: can't figure out old RDN value(s) "
 517                                 "from old RDN\n", 0, 0, 0 );
 518                         rc = LDAP_OTHER;
 519                         text = "could not parse value(s) from old RDN";
 520                         goto return_results;
 521                 }
 522
 523                 for ( d_cnt = 0; old_rdn[0][ d_cnt ]; d_cnt++ ) {
 524                         int                     rc;
 525                         AttributeDescription    *desc = NULL;
 526                         Modifications           *mod_tmp;
 527
 528                         rc = slap_bv2ad( &old_rdn[0][ d_cnt ]->la_attr,
 529                                         &desc, &text );
 530
 531                         if ( rc != LDAP_SUCCESS ) {
 532                                 Debug( LDAP_DEBUG_TRACE,
 533                                         "bdb_modrdn: %s: %s (old)\n",
 534                                         text, old_rdn[0][ d_cnt ]->la_attr.bv_val, 0 );
 535                                 goto return_results;
 536                         }
 537
 538                         /* ACL check of newly added attrs */
 539                         if ( !access_allowed( be, conn, op, e, desc,
 540                                 &old_rdn[0][d_cnt]->la_value, ACL_WRITE, NULL ) ) {
 541                                 Debug( LDAP_DEBUG_TRACE,
 542                                         "bdb_modrdn: access to attr \"%s\" "
 543                                         "(old) not allowed\n",
 544                                         old_rdn[0][ d_cnt ]->la_attr.bv_val, 0, 0 );
 545                                 rc = LDAP_INSUFFICIENT_ACCESS;
 546                                 goto return_results;
 547                         }
 548
 549                         /* Apply modification */
 550                         mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
 551                                 + 2 * sizeof ( struct berval ) );
 552                         mod_tmp->sml_desc = desc;
 553                         mod_tmp->sml_bvalues = ( BerVarray )(mod_tmp+1);
 554                         mod_tmp->sml_bvalues[ 0 ] = old_rdn[0][ d_cnt ]->la_value;
 555                         mod_tmp->sml_bvalues[ 1 ].bv_val = NULL;
 556                         mod_tmp->sml_op = LDAP_MOD_DELETE;
 557                         mod_tmp->sml_next = mod;
 558                         mod = mod_tmp;
 559                 }
 560         }
 561
 562         /* delete old one */
 563         rc = bdb_dn2id_delete( be, ltid, p_ndn.bv_val, e );
 564         if ( rc != 0 ) {
 565                 switch( rc ) {
 566                 case DB_LOCK_DEADLOCK:
 567                 case DB_LOCK_NOTGRANTED:
 568                         goto retry;
 569                 }
 570                 rc = LDAP_OTHER;
 571                 text = "DN index delete fail";
 572                 goto return_results;
 573         }
 574
 575         (void) bdb_cache_delete_entry(&bdb->bi_cache, e);
 576
 577         /* Binary format uses a single contiguous block, cannot
 578          * free individual fields. Leave new_dn/new_ndn set so
 579          * they can be individually freed later.
 580          */
 581         e->e_name = new_dn;
 582         e->e_nname = new_ndn;
 583
 584         new_dn.bv_val = NULL;
 585         new_ndn.bv_val = NULL;
 586
 587         /* add new one */
 588         rc = bdb_dn2id_add( be, ltid, np_ndn, e );
 589         if ( rc != 0 ) {
 590                 switch( rc ) {
 591                 case DB_LOCK_DEADLOCK:
 592                 case DB_LOCK_NOTGRANTED:
 593                         goto retry;
 594                 }
 595                 rc = LDAP_OTHER;
 596                 text = "DN index add failed";
 597                 goto return_results;
 598         }
 599
 600         /* modify entry */
 601         rc = bdb_modify_internal( be, conn, op, ltid, &mod[0], e,
 602                 &text, textbuf, textlen );
 603
 604         if( rc != LDAP_SUCCESS ) {
 605                 switch( rc ) {
 606                 case DB_LOCK_DEADLOCK:
 607                 case DB_LOCK_NOTGRANTED:
 608                         goto retry;
 609                 }
 610                 goto return_results;
 611         }
 612
 613         /* id2entry index */
 614         rc = bdb_id2entry_update( be, ltid, e );
 615         if ( rc != 0 ) {
 616                 switch( rc ) {
 617                 case DB_LOCK_DEADLOCK:
 618                 case DB_LOCK_NOTGRANTED:
 619                         goto retry;
 620                 }
 621                 rc = LDAP_OTHER;
 622                 text = "entry update failed";
 623                 goto return_results;
 624         }
 625
 626         if( op->o_noop ) {
 627                 if(( rc=TXN_ABORT( ltid )) != 0 ) {
 628                         text = "txn_abort (no-op) failed";
 629                 } else {
 630                         rc = LDAP_SUCCESS;
 631                 }
 632
 633         } else {
 634                 if(( rc=TXN_PREPARE( ltid, bdb_gid )) != 0 ) {
 635                         text = "txn_prepare failed";
 636                 } else {
 637                         if( bdb_cache_update_entry(&bdb->bi_cache, e) == -1 ) {
 638                                 if(( rc=TXN_ABORT( ltid )) != 0 ) {
 639                                         text ="cache update & txn_abort failed";
 640                                 } else {
 641                                         rc = LDAP_OTHER;
 642                                         text = "cache update failed";
 643                                 }
 644
 645                         } else {
 646                                 if(( rc=TXN_COMMIT( ltid, 0 )) != 0 ) {
 647                                         text = "txn_commit failed";
 648                                 } else {
 649                                         rc = LDAP_SUCCESS;
 650                                 }
 651                         }
 652                 }
 653         }
 654
 655         ltid = NULL;
 656         op->o_private = NULL;
 657
 658         if( rc == LDAP_SUCCESS ) {
 659                 Debug(LDAP_DEBUG_TRACE,
 660                         "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
 661                         op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
 662                 text = NULL;
 663                 bdb_cache_entry_commit( e );
 664
 665         } else {
 666                 Debug( LDAP_DEBUG_TRACE, "bdb_add: %s : %s (%d)\n",
 667                         text, db_strerror(rc), rc );
 668                 rc = LDAP_OTHER;
 669         }
 670
 671 return_results:
 672         send_ldap_result( conn, op, rc,
 673                 NULL, text, NULL, NULL );
 674
 675         if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 676                 ldap_pvt_thread_yield();
 677                 TXN_CHECKPOINT( bdb->bi_dbenv,
 678                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 679         }
 680
 681 done:
 682         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
 683         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 684
 685         /* LDAP v2 supporting correct attribute handling. */
 686         if( new_rdn != NULL ) ldap_rdnfree( new_rdn );
 687         if( old_rdn != NULL ) ldap_rdnfree( old_rdn );
 688         if( mod != NULL ) {
 689                 Modifications *tmp;
 690                 for (; mod; mod=tmp ) {
 691                         tmp = mod->sml_next;
 692                         free( mod );
 693                 }
 694         }
 695
 696         /* LDAP v3 Support */
 697         if( np != NULL ) {
 698                 /* free new parent and reader lock */
 699                 bdb_cache_return_entry_r(&bdb->bi_cache, np);
 700         }
 701
 702         if( p != NULL ) {
 703                 /* free parent and reader lock */
 704                 bdb_cache_return_entry_r(&bdb->bi_cache, p);
 705         }
 706
 707         /* free entry */
 708         if( e != NULL ) {
 709                 bdb_cache_return_entry_w( &bdb->bi_cache, e );
 710         }
 711
 712         if( ltid != NULL ) {
 713                 TXN_ABORT( ltid );
 714                 op->o_private = NULL;
 715         }
 716
 717         return rc;
 718 }