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

   1 /* modrdn.c - mdb backend modrdn routine */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2000-2012 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16
  17 #include "portable.h"
  18
  19 #include <stdio.h>
  20 #include <ac/string.h>
  21
  22 #include "back-mdb.h"
  23
  24 int
  25 mdb_modrdn( Operation   *op, SlapReply *rs )
  26 {
  27         struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;
  28         AttributeDescription *children = slap_schema.si_ad_children;
  29         AttributeDescription *entry = slap_schema.si_ad_entry;
  30         struct berval   p_dn, p_ndn;
  31         struct berval   new_dn = {0, NULL}, new_ndn = {0, NULL};
  32         Entry           *e = NULL;
  33         Entry           *p = NULL;
  34         /* LDAP v2 supporting correct attribute handling. */
  35         char textbuf[SLAP_TEXT_BUFLEN];
  36         size_t textlen = sizeof textbuf;
  37         MDB_txn         *txn = NULL;
  38         MDB_cursor      *mc;
  39         struct mdb_op_info opinfo = {{{ 0 }}}, *moi = &opinfo;
  40         Entry dummy = {0};
  41
  42         Entry           *np = NULL;                     /* newSuperior Entry */
  43         struct berval   *np_dn = NULL;                  /* newSuperior dn */
  44         struct berval   *np_ndn = NULL;                 /* newSuperior ndn */
  45         struct berval   *new_parent_dn = NULL;  /* np_dn, p_dn, or NULL */
  46
  47         int             manageDSAit = get_manageDSAit( op );
  48
  49         ID nid;
  50         LDAPControl **preread_ctrl = NULL;
  51         LDAPControl **postread_ctrl = NULL;
  52         LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
  53         int num_ctrls = 0;
  54
  55         int parent_is_glue = 0;
  56         int parent_is_leaf = 0;
  57
  58 #ifdef LDAP_X_TXN
  59         int settle = 0;
  60 #endif
  61
  62         Debug( LDAP_DEBUG_TRACE, "==>" LDAP_XSTRING(mdb_modrdn) "(%s,%s,%s)\n",
  63                 op->o_req_dn.bv_val,op->oq_modrdn.rs_newrdn.bv_val,
  64                 op->oq_modrdn.rs_newSup ? op->oq_modrdn.rs_newSup->bv_val : "NULL" );
  65
  66 #ifdef LDAP_X_TXN
  67         if( op->o_txnSpec ) {
  68                 /* acquire connection lock */
  69                 ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
  70                 if( op->o_conn->c_txn == CONN_TXN_INACTIVE ) {
  71                         rs->sr_text = "invalid transaction identifier";
  72                         rs->sr_err = LDAP_X_TXN_ID_INVALID;
  73                         goto txnReturn;
  74                 } else if( op->o_conn->c_txn == CONN_TXN_SETTLE ) {
  75                         settle=1;
  76                         goto txnReturn;
  77                 }
  78
  79                 if( op->o_conn->c_txn_backend == NULL ) {
  80                         op->o_conn->c_txn_backend = op->o_bd;
  81
  82                 } else if( op->o_conn->c_txn_backend != op->o_bd ) {
  83                         rs->sr_text = "transaction cannot span multiple database contexts";
  84                         rs->sr_err = LDAP_AFFECTS_MULTIPLE_DSAS;
  85                         goto txnReturn;
  86                 }
  87
  88                 /* insert operation into transaction */
  89
  90                 rs->sr_text = "transaction specified";
  91                 rs->sr_err = LDAP_X_TXN_SPECIFY_OKAY;
  92
  93 txnReturn:
  94                 /* release connection lock */
  95                 ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
  96
  97                 if( !settle ) {
  98                         send_ldap_result( op, rs );
  99                         return rs->sr_err;
 100                 }
 101         }
 102 #endif
 103
 104         ctrls[num_ctrls] = NULL;
 105
 106         slap_mods_opattrs( op, &op->orr_modlist, 1 );
 107
 108         /* begin transaction */
 109         rs->sr_err = mdb_opinfo_get( op, mdb, 0, &moi );
 110         rs->sr_text = NULL;
 111         if( rs->sr_err != 0 ) {
 112                 Debug( LDAP_DEBUG_TRACE,
 113                         LDAP_XSTRING(mdb_modrdn) ": txn_begin failed: "
 114                         "%s (%d)\n", mdb_strerror(rs->sr_err), rs->sr_err, 0 );
 115                 rs->sr_err = LDAP_OTHER;
 116                 rs->sr_text = "internal error";
 117                 goto return_results;
 118         }
 119
 120         txn = moi->moi_txn;
 121
 122         if ( be_issuffix( op->o_bd, &op->o_req_ndn ) ) {
 123 #ifdef MDB_MULTIPLE_SUFFIXES
 124                 /* Allow renaming one suffix entry to another */
 125                 p_ndn = slap_empty_bv;
 126 #else
 127                 /* There can only be one suffix entry */
 128                 rs->sr_err = LDAP_NAMING_VIOLATION;
 129                 rs->sr_text = "cannot rename suffix entry";
 130                 goto return_results;
 131 #endif
 132         } else {
 133                 dnParent( &op->o_req_ndn, &p_ndn );
 134         }
 135         np_ndn = &p_ndn;
 136         /* Make sure parent entry exist and we can write its
 137          * children.
 138          */
 139         rs->sr_err = mdb_cursor_open( txn, mdb->mi_dn2id, &mc );
 140         if ( rs->sr_err != 0 ) {
 141                 Debug(LDAP_DEBUG_TRACE,
 142                         "<=- " LDAP_XSTRING(mdb_modrdn)
 143                         ": cursor_open failed: %s (%d)\n",
 144                         mdb_strerror(rs->sr_err), rs->sr_err, 0 );
 145                 rs->sr_err = LDAP_OTHER;
 146                 rs->sr_text = "DN cursor_open failed";
 147                 goto return_results;
 148         }
 149         rs->sr_err = mdb_dn2entry( op, txn, mc, &p_ndn, &p, 0 );
 150         switch( rs->sr_err ) {
 151         case MDB_NOTFOUND:
 152                 Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(mdb_modrdn)
 153                         ": parent does not exist\n", 0, 0, 0);
 154                 rs->sr_ref = referral_rewrite( default_referral, NULL,
 155                                         &op->o_req_dn, LDAP_SCOPE_DEFAULT );
 156                 rs->sr_err = LDAP_REFERRAL;
 157
 158                 send_ldap_result( op, rs );
 159
 160                 ber_bvarray_free( rs->sr_ref );
 161                 goto done;
 162         case 0:
 163                 break;
 164         case LDAP_BUSY:
 165                 rs->sr_text = "ldap server busy";
 166                 goto return_results;
 167         default:
 168                 rs->sr_err = LDAP_OTHER;
 169                 rs->sr_text = "internal error";
 170                 goto return_results;
 171         }
 172
 173         /* check parent for "children" acl */
 174         rs->sr_err = access_allowed( op, p,
 175                 children, NULL,
 176                 op->oq_modrdn.rs_newSup == NULL ?
 177                         ACL_WRITE : ACL_WDEL,
 178                 NULL );
 179
 180         if ( ! rs->sr_err ) {
 181                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 182                 Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 183                         0, 0 );
 184                 rs->sr_text = "no write access to parent's children";
 185                 goto return_results;
 186         }
 187
 188         Debug( LDAP_DEBUG_TRACE,
 189                 LDAP_XSTRING(mdb_modrdn) ": wr to children "
 190                 "of entry %s OK\n", p_ndn.bv_val, 0, 0 );
 191
 192         if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
 193                 p_dn = slap_empty_bv;
 194         } else {
 195                 dnParent( &op->o_req_dn, &p_dn );
 196         }
 197
 198         Debug( LDAP_DEBUG_TRACE,
 199                 LDAP_XSTRING(mdb_modrdn) ": parent dn=%s\n",
 200                 p_dn.bv_val, 0, 0 );
 201
 202         /* get entry */
 203         rs->sr_err = mdb_dn2entry( op, txn, mc, &op->o_req_ndn, &e, 0 );
 204         switch( rs->sr_err ) {
 205         case MDB_NOTFOUND:
 206                 e = p;
 207                 p = NULL;
 208         case 0:
 209                 break;
 210         case LDAP_BUSY:
 211                 rs->sr_text = "ldap server busy";
 212                 goto return_results;
 213         default:
 214                 rs->sr_err = LDAP_OTHER;
 215                 rs->sr_text = "internal error";
 216                 goto return_results;
 217         }
 218
 219         /* FIXME: dn2entry() should return non-glue entry */
 220         if (( rs->sr_err == MDB_NOTFOUND ) ||
 221                 ( !manageDSAit && e && is_entry_glue( e )))
 222         {
 223                 if( e != NULL ) {
 224                         rs->sr_matched = ch_strdup( e->e_dn );
 225                         if ( is_entry_referral( e )) {
 226                                 BerVarray ref = get_entry_referrals( op, e );
 227                                 rs->sr_ref = referral_rewrite( ref, &e->e_name,
 228                                         &op->o_req_dn, LDAP_SCOPE_DEFAULT );
 229                                 ber_bvarray_free( ref );
 230                         } else {
 231                                 rs->sr_ref = NULL;
 232                         }
 233                         mdb_entry_return( op, e );
 234                         e = NULL;
 235
 236                 } else {
 237                         rs->sr_ref = referral_rewrite( default_referral, NULL,
 238                                         &op->o_req_dn, LDAP_SCOPE_DEFAULT );
 239                 }
 240
 241                 rs->sr_err = LDAP_REFERRAL;
 242                 send_ldap_result( op, rs );
 243
 244                 ber_bvarray_free( rs->sr_ref );
 245                 free( (char *)rs->sr_matched );
 246                 rs->sr_ref = NULL;
 247                 rs->sr_matched = NULL;
 248
 249                 goto done;
 250         }
 251
 252         if ( get_assert( op ) &&
 253                 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
 254         {
 255                 rs->sr_err = LDAP_ASSERTION_FAILED;
 256                 goto return_results;
 257         }
 258
 259         /* check write on old entry */
 260         rs->sr_err = access_allowed( op, e, entry, NULL, ACL_WRITE, NULL );
 261         if ( ! rs->sr_err ) {
 262                 Debug( LDAP_DEBUG_TRACE, "no access to entry\n", 0,
 263                         0, 0 );
 264                 rs->sr_text = "no write access to old entry";
 265                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 266                 goto return_results;
 267         }
 268
 269         if (!manageDSAit && is_entry_referral( e ) ) {
 270                 /* entry is a referral, don't allow rename */
 271                 rs->sr_ref = get_entry_referrals( op, e );
 272
 273                 Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(mdb_modrdn)
 274                         ": entry %s is referral\n", e->e_dn, 0, 0 );
 275
 276                 rs->sr_err = LDAP_REFERRAL,
 277                 rs->sr_matched = e->e_name.bv_val;
 278                 send_ldap_result( op, rs );
 279
 280                 ber_bvarray_free( rs->sr_ref );
 281                 rs->sr_ref = NULL;
 282                 rs->sr_matched = NULL;
 283                 goto done;
 284         }
 285
 286         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 287
 288         if ( op->oq_modrdn.rs_newSup != NULL ) {
 289                 Debug( LDAP_DEBUG_TRACE,
 290                         LDAP_XSTRING(mdb_modrdn)
 291                         ": new parent \"%s\" requested...\n",
 292                         op->oq_modrdn.rs_newSup->bv_val, 0, 0 );
 293
 294                 /*  newSuperior == oldParent? */
 295                 if( dn_match( &p_ndn, op->oq_modrdn.rs_nnewSup ) ) {
 296                         Debug( LDAP_DEBUG_TRACE, "mdb_back_modrdn: "
 297                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 298                                 op->oq_modrdn.rs_newSup->bv_val, p_dn.bv_val, 0 );
 299                         op->oq_modrdn.rs_newSup = NULL; /* ignore newSuperior */
 300                 }
 301         }
 302
 303         /* There's a MDB_MULTIPLE_SUFFIXES case here that this code doesn't
 304          * support. E.g., two suffixes dc=foo,dc=com and dc=bar,dc=net.
 305          * We do not allow modDN
 306          *   dc=foo,dc=com
 307          *    newrdn dc=bar
 308          *    newsup dc=net
 309          * and we probably should. But since MULTIPLE_SUFFIXES is deprecated
 310          * I'm ignoring this problem for now.
 311          */
 312         if ( op->oq_modrdn.rs_newSup != NULL ) {
 313                 if ( op->oq_modrdn.rs_newSup->bv_len ) {
 314                         np_dn = op->oq_modrdn.rs_newSup;
 315                         np_ndn = op->oq_modrdn.rs_nnewSup;
 316
 317                         /* newSuperior == oldParent? - checked above */
 318                         /* newSuperior == entry being moved?, if so ==> ERROR */
 319                         if ( dnIsSuffix( np_ndn, &e->e_nname )) {
 320                                 rs->sr_err = LDAP_NO_SUCH_OBJECT;
 321                                 rs->sr_text = "new superior not found";
 322                                 goto return_results;
 323                         }
 324                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 325                         rs->sr_err = mdb_dn2entry( op, txn, NULL, np_ndn, &np, 0 );
 326
 327                         switch( rs->sr_err ) {
 328                         case 0:
 329                                 break;
 330                         case MDB_NOTFOUND:
 331                                 Debug( LDAP_DEBUG_TRACE,
 332                                         LDAP_XSTRING(mdb_modrdn)
 333                                         ": newSup(ndn=%s) not here!\n",
 334                                         np_ndn->bv_val, 0, 0);
 335                                 rs->sr_text = "new superior not found";
 336                                 rs->sr_err = LDAP_NO_SUCH_OBJECT;
 337                                 goto return_results;
 338                         case LDAP_BUSY:
 339                                 rs->sr_text = "ldap server busy";
 340                                 goto return_results;
 341                         default:
 342                                 rs->sr_err = LDAP_OTHER;
 343                                 rs->sr_text = "internal error";
 344                                 goto return_results;
 345                         }
 346
 347                         /* check newSuperior for "children" acl */
 348                         rs->sr_err = access_allowed( op, np, children,
 349                                 NULL, ACL_WADD, NULL );
 350
 351                         if( ! rs->sr_err ) {
 352                                 Debug( LDAP_DEBUG_TRACE,
 353                                         LDAP_XSTRING(mdb_modrdn)
 354                                         ": no wr to newSup children\n",
 355                                         0, 0, 0 );
 356                                 rs->sr_text = "no write access to new superior's children";
 357                                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 358                                 goto return_results;
 359                         }
 360
 361                         Debug( LDAP_DEBUG_TRACE,
 362                                 LDAP_XSTRING(mdb_modrdn)
 363                                 ": wr to new parent OK np=%p, id=%ld\n",
 364                                 (void *) np, (long) np->e_id, 0 );
 365
 366                         if ( is_entry_alias( np ) ) {
 367                                 /* parent is an alias, don't allow add */
 368                                 Debug( LDAP_DEBUG_TRACE,
 369                                         LDAP_XSTRING(mdb_modrdn)
 370                                         ": entry is alias\n",
 371                                         0, 0, 0 );
 372                                 rs->sr_text = "new superior is an alias";
 373                                 rs->sr_err = LDAP_ALIAS_PROBLEM;
 374                                 goto return_results;
 375                         }
 376
 377                         if ( is_entry_referral( np ) ) {
 378                                 /* parent is a referral, don't allow add */
 379                                 Debug( LDAP_DEBUG_TRACE,
 380                                         LDAP_XSTRING(mdb_modrdn)
 381                                         ": entry is referral\n",
 382                                         0, 0, 0 );
 383                                 rs->sr_text = "new superior is a referral";
 384                                 rs->sr_err = LDAP_OTHER;
 385                                 goto return_results;
 386                         }
 387                         new_parent_dn = &np->e_name;
 388
 389                 } else {
 390                         np_dn = NULL;
 391
 392                         /* no parent, modrdn entry directly under root */
 393                         if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv )
 394                                 || be_isupdate( op ) ) {
 395                                 np = (Entry *)&slap_entry_root;
 396
 397                                 /* check parent for "children" acl */
 398                                 rs->sr_err = access_allowed( op, np,
 399                                         children, NULL, ACL_WADD, NULL );
 400
 401                                 np = NULL;
 402
 403                                 if ( ! rs->sr_err ) {
 404                                         rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 405                                         Debug( LDAP_DEBUG_TRACE,
 406                                                 "no access to new superior\n",
 407                                                 0, 0, 0 );
 408                                         rs->sr_text =
 409                                                 "no write access to new superior's children";
 410                                         goto return_results;
 411                                 }
 412                         }
 413                 }
 414
 415                 Debug( LDAP_DEBUG_TRACE,
 416                         LDAP_XSTRING(mdb_modrdn)
 417                         ": wr to new parent's children OK\n",
 418                         0, 0, 0 );
 419
 420                 new_parent_dn = np_dn;
 421         }
 422
 423         /* Build target dn and make sure target entry doesn't exist already. */
 424         if (!new_dn.bv_val) {
 425                 build_new_dn( &new_dn, new_parent_dn, &op->oq_modrdn.rs_newrdn, op->o_tmpmemctx );
 426         }
 427
 428         if (!new_ndn.bv_val) {
 429                 dnNormalize( 0, NULL, NULL, &new_dn, &new_ndn, op->o_tmpmemctx );
 430         }
 431
 432         Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(mdb_modrdn) ": new ndn=%s\n",
 433                 new_ndn.bv_val, 0, 0 );
 434
 435         /* Shortcut the search */
 436         rs->sr_err = mdb_dn2id ( op, txn, NULL, &new_ndn, &nid, NULL, NULL );
 437         switch( rs->sr_err ) {
 438         case MDB_NOTFOUND:
 439                 break;
 440         case 0:
 441                 /* Allow rename to same DN */
 442                 if ( nid == e->e_id )
 443                         break;
 444                 rs->sr_err = LDAP_ALREADY_EXISTS;
 445                 goto return_results;
 446         default:
 447                 rs->sr_err = LDAP_OTHER;
 448                 rs->sr_text = "internal error";
 449                 goto return_results;
 450         }
 451
 452         assert( op->orr_modlist != NULL );
 453
 454         if( op->o_preread ) {
 455                 if( preread_ctrl == NULL ) {
 456                         preread_ctrl = &ctrls[num_ctrls++];
 457                         ctrls[num_ctrls] = NULL;
 458                 }
 459                 if( slap_read_controls( op, rs, e,
 460                         &slap_pre_read_bv, preread_ctrl ) )
 461                 {
 462                         Debug( LDAP_DEBUG_TRACE,
 463                                 "<=- " LDAP_XSTRING(mdb_modrdn)
 464                                 ": pre-read failed!\n", 0, 0, 0 );
 465                         if ( op->o_preread & SLAP_CONTROL_CRITICAL ) {
 466                                 /* FIXME: is it correct to abort
 467                                  * operation if control fails? */
 468                                 goto return_results;
 469                         }
 470                 }
 471         }
 472
 473         /* delete old DN */
 474         rs->sr_err = mdb_dn2id_delete( op, mc, e->e_id );
 475         if ( rs->sr_err != 0 ) {
 476                 Debug(LDAP_DEBUG_TRACE,
 477                         "<=- " LDAP_XSTRING(mdb_modrdn)
 478                         ": dn2id del failed: %s (%d)\n",
 479                         mdb_strerror(rs->sr_err), rs->sr_err, 0 );
 480                 rs->sr_err = LDAP_OTHER;
 481                 rs->sr_text = "DN index delete fail";
 482                 goto return_results;
 483         }
 484
 485         /* copy the entry, then override some fields */
 486         dummy = *e;
 487         dummy.e_name = new_dn;
 488         dummy.e_nname = new_ndn;
 489         dummy.e_attrs = NULL;
 490
 491         /* add new DN */
 492         rs->sr_err = mdb_dn2id_add( op, mc, mc, np ? np->e_id : p->e_id, &dummy );
 493         if ( rs->sr_err != 0 ) {
 494                 Debug(LDAP_DEBUG_TRACE,
 495                         "<=- " LDAP_XSTRING(mdb_modrdn)
 496                         ": dn2id add failed: %s (%d)\n",
 497                         mdb_strerror(rs->sr_err), rs->sr_err, 0 );
 498                 rs->sr_err = LDAP_OTHER;
 499                 rs->sr_text = "DN index add failed";
 500                 goto return_results;
 501         }
 502
 503         dummy.e_attrs = e->e_attrs;
 504
 505         /* modify entry */
 506         rs->sr_err = mdb_modify_internal( op, txn, op->orr_modlist, &dummy,
 507                 &rs->sr_text, textbuf, textlen );
 508         if( rs->sr_err != LDAP_SUCCESS ) {
 509                 Debug(LDAP_DEBUG_TRACE,
 510                         "<=- " LDAP_XSTRING(mdb_modrdn)
 511                         ": modify failed: %s (%d)\n",
 512                         mdb_strerror(rs->sr_err), rs->sr_err, 0 );
 513                 if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
 514                 goto return_results;
 515         }
 516
 517         /* id2entry index */
 518         rs->sr_err = mdb_id2entry_update( op, txn, NULL, &dummy );
 519         if ( rs->sr_err != 0 ) {
 520                 Debug(LDAP_DEBUG_TRACE,
 521                         "<=- " LDAP_XSTRING(mdb_modrdn)
 522                         ": id2entry failed: %s (%d)\n",
 523                         mdb_strerror(rs->sr_err), rs->sr_err, 0 );
 524                 rs->sr_err = LDAP_OTHER;
 525                 rs->sr_text = "entry update failed";
 526                 goto return_results;
 527         }
 528
 529         if ( p_ndn.bv_len != 0 ) {
 530                 parent_is_glue = is_entry_glue(p);
 531                 rs->sr_err = mdb_dn2id_children( op, txn, p );
 532                 if ( rs->sr_err != MDB_NOTFOUND ) {
 533                         switch( rs->sr_err ) {
 534                         case 0:
 535                                 break;
 536                         default:
 537                                 Debug(LDAP_DEBUG_ARGS,
 538                                         "<=- " LDAP_XSTRING(mdb_modrdn)
 539                                         ": has_children failed: %s (%d)\n",
 540                                         mdb_strerror(rs->sr_err), rs->sr_err, 0 );
 541                                 rs->sr_err = LDAP_OTHER;
 542                                 rs->sr_text = "internal error";
 543                                 goto return_results;
 544                         }
 545                 } else {
 546                         parent_is_leaf = 1;
 547                 }
 548                 mdb_entry_return( op, p );
 549                 p = NULL;
 550         }
 551
 552         if( op->o_postread ) {
 553                 if( postread_ctrl == NULL ) {
 554                         postread_ctrl = &ctrls[num_ctrls++];
 555                         ctrls[num_ctrls] = NULL;
 556                 }
 557                 if( slap_read_controls( op, rs, &dummy,
 558                         &slap_post_read_bv, postread_ctrl ) )
 559                 {
 560                         Debug( LDAP_DEBUG_TRACE,
 561                                 "<=- " LDAP_XSTRING(mdb_modrdn)
 562                                 ": post-read failed!\n", 0, 0, 0 );
 563                         if ( op->o_postread & SLAP_CONTROL_CRITICAL ) {
 564                                 /* FIXME: is it correct to abort
 565                                  * operation if control fails? */
 566                                 goto return_results;
 567                         }
 568                 }
 569         }
 570
 571         if( moi == &opinfo ) {
 572                 LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.moi_oe, OpExtra, oe_next );
 573                 opinfo.moi_oe.oe_key = NULL;
 574                 if( op->o_noop ) {
 575                         mdb_txn_abort( txn );
 576                         rs->sr_err = LDAP_X_NO_OPERATION;
 577                         txn = NULL;
 578                         /* Only free attrs if they were dup'd.  */
 579                         if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
 580                         goto return_results;
 581
 582                 } else {
 583                         if(( rs->sr_err=mdb_txn_commit( txn )) != 0 ) {
 584                                 rs->sr_text = "txn_commit failed";
 585                         } else {
 586                                 rs->sr_err = LDAP_SUCCESS;
 587                         }
 588                         txn = NULL;
 589                 }
 590         }
 591
 592         if( rs->sr_err != LDAP_SUCCESS ) {
 593                 Debug( LDAP_DEBUG_TRACE,
 594                         LDAP_XSTRING(mdb_modrdn) ": %s : %s (%d)\n",
 595                         rs->sr_text, mdb_strerror(rs->sr_err), rs->sr_err );
 596                 rs->sr_err = LDAP_OTHER;
 597
 598                 goto return_results;
 599         }
 600
 601         Debug(LDAP_DEBUG_TRACE,
 602                 LDAP_XSTRING(mdb_modrdn)
 603                 ": rdn modified%s id=%08lx dn=\"%s\"\n",
 604                 op->o_noop ? " (no-op)" : "",
 605                 dummy.e_id, op->o_req_dn.bv_val );
 606         rs->sr_text = NULL;
 607         if( num_ctrls ) rs->sr_ctrls = ctrls;
 608
 609 return_results:
 610         if ( dummy.e_attrs ) {
 611                 attrs_free( dummy.e_attrs );
 612         }
 613         send_ldap_result( op, rs );
 614
 615 #if 0
 616         if( rs->sr_err == LDAP_SUCCESS && mdb->bi_txn_cp_kbyte ) {
 617                 TXN_CHECKPOINT( mdb->bi_dbenv,
 618                         mdb->bi_txn_cp_kbyte, mdb->bi_txn_cp_min, 0 );
 619         }
 620 #endif
 621
 622         if ( rs->sr_err == LDAP_SUCCESS && parent_is_glue && parent_is_leaf ) {
 623                 op->o_delete_glue_parent = 1;
 624         }
 625
 626 done:
 627         slap_graduate_commit_csn( op );
 628
 629         if( new_ndn.bv_val != NULL ) op->o_tmpfree( new_ndn.bv_val, op->o_tmpmemctx );
 630         if( new_dn.bv_val != NULL ) op->o_tmpfree( new_dn.bv_val, op->o_tmpmemctx );
 631
 632         /* LDAP v3 Support */
 633         if( np != NULL ) {
 634                 /* free new parent */
 635                 mdb_entry_return( op, np );
 636         }
 637
 638         if( p != NULL ) {
 639                 /* free parent */
 640                 mdb_entry_return( op, p );
 641         }
 642
 643         /* free entry */
 644         if( e != NULL ) {
 645                 mdb_entry_return( op, e );
 646         }
 647
 648         if( moi == &opinfo ) {
 649                 if( txn != NULL ) {
 650                         mdb_txn_abort( txn );
 651                 }
 652                 if ( opinfo.moi_oe.oe_key ) {
 653                         LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.moi_oe, OpExtra, oe_next );
 654                 }
 655         }
 656
 657         if( preread_ctrl != NULL && (*preread_ctrl) != NULL ) {
 658                 slap_sl_free( (*preread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
 659                 slap_sl_free( *preread_ctrl, op->o_tmpmemctx );
 660         }
 661         if( postread_ctrl != NULL && (*postread_ctrl) != NULL ) {
 662                 slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
 663                 slap_sl_free( *postread_ctrl, op->o_tmpmemctx );
 664         }
 665         return rs->sr_err;
 666 }