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

   1 /* modrdn.c - ldbm 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 /*
   9  * LDAP v3 newSuperior support. Add new rdn as an attribute.
  10  * (Full support for v2 also used software/ideas contributed
  11  * by Roy Hooper rhooper@cyberus.ca, thanks to him for his
  12  * submission!.)
  13  *
  14  * Copyright 1999, Juan C. Gomez, All rights reserved.
  15  * This software is not subject to any license of Silicon Graphics
  16  * Inc. or Purdue University.
  17  *
  18  * Redistribution and use in source and binary forms are permitted
  19  * without restriction or fee of any kind as long as this notice
  20  * is preserved.
  21  *
  22  */
  23
  24 #include "portable.h"
  25
  26 #include <stdio.h>
  27
  28 #include <ac/string.h>
  29 #include <ac/socket.h>
  30
  31 #include "slap.h"
  32 #include "back-ldbm.h"
  33 #include "proto-back-ldbm.h"
  34
  35 int
  36 ldbm_back_modrdn(
  37     Backend     *be,
  38     Connection  *conn,
  39     Operation   *op,
  40     struct berval       *dn,
  41     struct berval       *ndn,
  42     struct berval       *newrdn,
  43     struct berval       *nnewrdn,
  44     int         deleteoldrdn,
  45     struct berval       *newSuperior,
  46     struct berval       *nnewSuperior
  47 )
  48 {
  49         AttributeDescription *children = slap_schema.si_ad_children;
  50         struct ldbminfo *li = (struct ldbminfo *) be->be_private;
  51         struct berval   p_dn, p_ndn;
  52         struct berval   new_dn = { 0, NULL}, new_ndn = { 0, NULL };
  53         Entry           *e, *p = NULL;
  54         Entry           *matched;
  55         int             isroot = -1;
  56 #define CAN_ROLLBACK    -1
  57 #define MUST_DESTROY    1
  58         int             rc = CAN_ROLLBACK;
  59         int             rc_id = 0;
  60         ID              id = NOID;
  61         const char *text = NULL;
  62         char textbuf[SLAP_TEXT_BUFLEN];
  63         size_t textlen = sizeof textbuf;
  64         /* Added to support LDAP v2 correctly (deleteoldrdn thing) */
  65         LDAPRDN         *new_rdn = NULL;
  66         LDAPRDN         *old_rdn = NULL;
  67         int             a_cnt, d_cnt;
  68         /* Added to support newSuperior */
  69         Entry           *np = NULL;     /* newSuperior Entry */
  70         struct berval   *np_ndn = NULL; /* newSuperior ndn */
  71         struct berval   *new_parent_dn = NULL;  /* np_dn, p_dn, or NULL */
  72         /* Used to interface with ldbm_modify_internal() */
  73         Modifications   *mod = NULL;            /* Used to delete old/add new rdn */
  74         int             manageDSAit = get_manageDSAit( op );
  75
  76 #ifdef NEW_LOGGING
  77         LDAP_LOG( BACK_LDBM, ENTRY,
  78                 "ldbm_back_modrdn: dn: %s newSuperior=%s\n",
  79                 dn->bv_len ? dn->bv_val : "NULL",
  80                 ( newSuperior && newSuperior->bv_len ) ? newSuperior->bv_val : "NULL",0 );
  81 #else
  82         Debug( LDAP_DEBUG_TRACE,
  83                 "==>ldbm_back_modrdn: dn: %s newSuperior=%s\n",
  84                 dn->bv_len ? dn->bv_val : "NULL",
  85                 ( newSuperior && newSuperior->bv_len )
  86                         ? newSuperior->bv_val : "NULL", 0 );
  87 #endif
  88
  89         /* grab giant lock for writing */
  90         ldap_pvt_thread_rdwr_wlock(&li->li_giant_rwlock);
  91
  92         /* get entry with writer lock */
  93         if ( (e = dn2entry_w( be, ndn, &matched )) == NULL ) {
  94                 char* matched_dn = NULL;
  95                 BerVarray refs;
  96
  97                 if( matched != NULL ) {
  98                         matched_dn = strdup( matched->e_dn );
  99                         refs = is_entry_referral( matched )
 100                                 ? get_entry_referrals( be, conn, op, matched )
 101                                 : NULL;
 102                         cache_return_entry_r( &li->li_cache, matched );
 103                 } else {
 104                         refs = referral_rewrite( default_referral,
 105                                 NULL, dn, LDAP_SCOPE_DEFAULT );
 106                 }
 107
 108                 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
 109
 110                 send_ldap_result( conn, op, LDAP_REFERRAL,
 111                         matched_dn, NULL, refs, NULL );
 112
 113                 if ( refs ) ber_bvarray_free( refs );
 114                 free( matched_dn );
 115
 116                 return( -1 );
 117         }
 118
 119         if (!manageDSAit && is_entry_referral( e ) ) {
 120                 /* parent is a referral, don't allow add */
 121                 /* parent is an alias, don't allow add */
 122                 BerVarray refs = get_entry_referrals( be,
 123                         conn, op, e );
 124
 125 #ifdef NEW_LOGGING
 126                 LDAP_LOG( BACK_LDBM, INFO,
 127                         "ldbm_back_modrdn: entry %s is a referral\n", e->e_dn, 0, 0 );
 128 #else
 129                 Debug( LDAP_DEBUG_TRACE, "entry %s is referral\n", e->e_dn,
 130                     0, 0 );
 131 #endif
 132
 133                 send_ldap_result( conn, op, LDAP_REFERRAL,
 134                     e->e_dn, NULL, refs, NULL );
 135
 136                 if ( refs ) ber_bvarray_free( refs );
 137                 goto return_results;
 138         }
 139
 140         if ( has_children( be, e ) ) {
 141 #ifdef NEW_LOGGING
 142                 LDAP_LOG( BACK_LDBM, INFO,
 143                         "ldbm_back_modrdn: entry %s has children\n", e->e_dn, 0, 0 );
 144 #else
 145                 Debug( LDAP_DEBUG_TRACE, "entry %s has children\n", e->e_dn,
 146                     0, 0 );
 147 #endif
 148
 149                 send_ldap_result( conn, op, LDAP_NOT_ALLOWED_ON_NONLEAF,
 150                     NULL, "subtree rename not supported", NULL, NULL );
 151                 goto return_results;
 152         }
 153
 154         if ( be_issuffix( be, &e->e_nname ) ) {
 155                 p_ndn = slap_empty_bv ;
 156         } else {
 157                 dnParent( &e->e_nname, &p_ndn );
 158         }
 159
 160         if ( p_ndn.bv_len != 0 ) {
 161                 /* Make sure parent entry exist and we can write its
 162                  * children.
 163                  */
 164
 165                 if( (p = dn2entry_w( be, &p_ndn, NULL )) == NULL) {
 166 #ifdef NEW_LOGGING
 167                         LDAP_LOG( BACK_LDBM, INFO,
 168                                 "ldbm_back_modrdn: parent of %s does not exist\n",
 169                                 e->e_ndn, 0, 0 );
 170 #else
 171                         Debug( LDAP_DEBUG_TRACE, "parent does not exist\n",
 172                                 0, 0, 0);
 173 #endif
 174
 175                         send_ldap_result( conn, op, LDAP_OTHER,
 176                                 NULL, "parent entry does not exist", NULL, NULL );
 177
 178                         goto return_results;
 179                 }
 180
 181                 /* check parent for "children" acl */
 182                 if ( ! access_allowed( be, conn, op, p,
 183                         children, NULL, ACL_WRITE, NULL ) )
 184                 {
 185 #ifdef NEW_LOGGING
 186                         LDAP_LOG( BACK_LDBM, INFO,
 187                                 "ldbm_back_modrdn: no access to parent of (%s)\n",
 188                                 e->e_dn, 0, 0 );
 189 #else
 190                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 191                                 0, 0 );
 192 #endif
 193
 194                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 195                                 NULL, NULL, NULL, NULL );
 196                         goto return_results;
 197                 }
 198
 199 #ifdef NEW_LOGGING
 200                 LDAP_LOG( BACK_LDBM, DETAIL1,
 201                         "ldbm_back_modrdn: wr to children of entry %s OK\n",
 202                         p_ndn.bv_val, 0, 0 );
 203 #else
 204                 Debug( LDAP_DEBUG_TRACE,
 205                        "ldbm_back_modrdn: wr to children of entry %s OK\n",
 206                        p_ndn.bv_val, 0, 0 );
 207 #endif
 208
 209                 if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
 210                         p_dn = slap_empty_bv;
 211                 } else {
 212                         dnParent( &e->e_name, &p_dn );
 213                 }
 214
 215 #ifdef NEW_LOGGING
 216                 LDAP_LOG( BACK_LDBM, DETAIL1,
 217                            "ldbm_back_modrdn: parent dn=%s\n", p_dn.bv_val, 0, 0 );
 218 #else
 219                 Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: parent dn=%s\n",
 220                        p_dn.bv_val, 0, 0 );
 221 #endif
 222
 223         } else {
 224                 /* no parent, must be root to modify rdn */
 225                 isroot = be_isroot( be, &op->o_ndn );
 226                 if ( ! isroot ) {
 227                         if ( be_issuffix( be, (struct berval *)&slap_empty_bv ) || be_isupdate( be, &op->o_ndn ) ) {
 228                                 p = (Entry *)&slap_entry_root;
 229
 230                                 rc = access_allowed( be, conn, op, p,
 231                                                 children, NULL, ACL_WRITE, NULL );
 232                                 p = NULL;
 233
 234                                 /* check parent for "children" acl */
 235                                 if ( ! rc ) {
 236 #ifdef NEW_LOGGING
 237                                         LDAP_LOG( BACK_LDBM, ERR,
 238                                                 "ldbm_back_modrdn: no access to parent \"\"\n", 0,0,0 );
 239 #else
 240                                         Debug( LDAP_DEBUG_TRACE,
 241                                                 "<=- ldbm_back_modrdn: no "
 242                                                 "access to parent\n", 0, 0, 0 );
 243 #endif
 244
 245                                         send_ldap_result( conn, op,
 246                                                 LDAP_INSUFFICIENT_ACCESS,
 247                                                 NULL, NULL, NULL, NULL );
 248                                         goto return_results;
 249                                 }
 250
 251                         } else {
 252 #ifdef NEW_LOGGING
 253                                 LDAP_LOG( BACK_LDBM, ERR,
 254                                         "ldbm_back_modrdn: (%s) has no parent & not a root.\n",
 255                                         dn, 0, 0 );
 256 #else
 257                                 Debug( LDAP_DEBUG_TRACE,
 258                                         "<=- ldbm_back_modrdn: no parent & "
 259                                         "not root\n", 0, 0, 0);
 260 #endif
 261
 262                                 send_ldap_result( conn, op,
 263                                         LDAP_INSUFFICIENT_ACCESS,
 264                                         NULL, NULL, NULL, NULL );
 265                                 goto return_results;
 266                         }
 267                 }
 268
 269 #ifdef NEW_LOGGING
 270                 LDAP_LOG( BACK_LDBM, INFO,
 271                    "ldbm_back_modrdn: (%s) no parent, locked root.\n", e->e_dn, 0, 0 );
 272 #else
 273                 Debug( LDAP_DEBUG_TRACE,
 274                        "ldbm_back_modrdn: no parent, locked root\n",
 275                        0, 0, 0 );
 276 #endif
 277         }
 278
 279         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 280
 281         if ( newSuperior != NULL ) {
 282 #ifdef NEW_LOGGING
 283                 LDAP_LOG( BACK_LDBM, DETAIL1,
 284                         "ldbm_back_modrdn: new parent \"%s\" requested\n",
 285                         newSuperior->bv_val, 0, 0 );
 286 #else
 287                 Debug( LDAP_DEBUG_TRACE,
 288                         "ldbm_back_modrdn: new parent \"%s\" requested...\n",
 289                         newSuperior->bv_val, 0, 0 );
 290 #endif
 291
 292                 np_ndn = nnewSuperior;
 293
 294                 /* newSuperior == oldParent? */
 295                 if ( dn_match( &p_ndn, np_ndn ) ) {
 296 #ifdef NEW_LOGGING
 297                         LDAP_LOG( BACK_LDBM, INFO, "ldbm_back_modrdn: "
 298                                 "new parent\"%s\" seems to be the same as the "
 299                                 "old parent \"%s\"\n", newSuperior->bv_val, p_dn.bv_val, 0 );
 300 #else
 301                         Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: "
 302                                 "new parent\"%s\" seems to be the same as the "
 303                                 "old parent \"%s\"\n",
 304                                 newSuperior->bv_val, p_dn.bv_val, 0 );
 305 #endif
 306
 307                         newSuperior = NULL; /* ignore newSuperior */
 308                 }
 309         }
 310
 311         if ( newSuperior != NULL ) {
 312                 /* newSuperior == entry being moved?, if so ==> ERROR */
 313                 /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 314
 315                 if ( nnewSuperior->bv_len ) {
 316                         if( (np = dn2entry_w( be, np_ndn, NULL )) == NULL) {
 317 #ifdef NEW_LOGGING
 318                                 LDAP_LOG( BACK_LDBM, ERR,
 319                                         "ldbm_back_modrdn: newSup(ndn=%s) not found.\n",
 320                                         np_ndn->bv_val, 0, 0 );
 321 #else
 322                                 Debug( LDAP_DEBUG_TRACE,
 323                                     "ldbm_back_modrdn: newSup(ndn=%s) not here!\n",
 324                                     np_ndn->bv_val, 0, 0);
 325 #endif
 326
 327                                 send_ldap_result( conn, op, LDAP_OTHER,
 328                                         NULL, "newSuperior not found", NULL, NULL );
 329                                 goto return_results;
 330                         }
 331
 332 #ifdef NEW_LOGGING
 333                         LDAP_LOG( BACK_LDBM, DETAIL1,
 334                                 "ldbm_back_modrdn: wr to new parent OK np=%p, id=%ld\n",
 335                                 np, np->e_id, 0 );
 336 #else
 337                         Debug( LDAP_DEBUG_TRACE,
 338                                 "ldbm_back_modrdn: wr to new parent OK np=%p, id=%ld\n",
 339                                 np, np->e_id, 0 );
 340 #endif
 341
 342                         /* check newSuperior for "children" acl */
 343                         if ( !access_allowed( be, conn, op, np, children, NULL,
 344                                               ACL_WRITE, NULL ) )
 345                         {
 346 #ifdef NEW_LOGGING
 347                                 LDAP_LOG( BACK_LDBM, INFO,
 348                                    "ldbm_back_modrdn: no wr to newSup children.\n", 0, 0, 0 );
 349 #else
 350                                 Debug( LDAP_DEBUG_TRACE,
 351                                        "ldbm_back_modrdn: no wr to newSup children\n",
 352                                        0, 0, 0 );
 353 #endif
 354
 355                                 send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 356                                         NULL, NULL, NULL, NULL );
 357                                 goto return_results;
 358                         }
 359
 360                         if ( is_entry_alias( np ) ) {
 361                                 /* parent is an alias, don't allow add */
 362 #ifdef NEW_LOGGING
 363                                 LDAP_LOG( BACK_LDBM, INFO,
 364                                    "ldbm_back_modrdn: entry (%s) is an alias.\n", np->e_dn,0,0);
 365 #else
 366                                 Debug( LDAP_DEBUG_TRACE, "entry is alias\n", 0, 0, 0 );
 367 #endif
 368
 369
 370                                 send_ldap_result( conn, op, LDAP_ALIAS_PROBLEM,
 371                                     NULL, "newSuperior is an alias", NULL, NULL );
 372
 373                                 goto return_results;
 374                         }
 375
 376                         if ( is_entry_referral( np ) ) {
 377                                 /* parent is a referral, don't allow add */
 378 #ifdef NEW_LOGGING
 379                                 LDAP_LOG( BACK_LDBM, INFO,
 380                                         "ldbm_back_modrdn: entry (%s) is a referral\n",
 381                                         np->e_dn, 0, 0 );
 382 #else
 383                                 Debug( LDAP_DEBUG_TRACE, "entry (%s) is referral\n",
 384                                         np->e_dn, 0, 0 );
 385 #endif
 386
 387                                 send_ldap_result( conn, op, LDAP_OTHER,
 388                                     NULL, "newSuperior is a referral", NULL, NULL );
 389
 390                                 goto return_results;
 391                         }
 392
 393                 } else {
 394
 395                         /* no parent, must be root to modify newSuperior */
 396                         if ( isroot == -1 ) {
 397                                 isroot = be_isroot( be, &op->o_ndn );
 398                         }
 399
 400                         if ( ! isroot ) {
 401                                 if ( be_issuffix( be, (struct berval *)&slap_empty_bv ) || be_isupdate( be, &op->o_ndn ) ) {
 402                                         np = (Entry *)&slap_entry_root;
 403
 404                                         rc = access_allowed( be, conn, op, np,
 405                                                         children, NULL, ACL_WRITE, NULL );
 406                                         np = NULL;
 407
 408                                         /* check parent for "children" acl */
 409                                         if ( ! rc ) {
 410 #ifdef NEW_LOGGING
 411                                                 LDAP_LOG( BACK_LDBM, ERR,
 412                                                         "ldbm_back_modrdn: no access "
 413                                                         "to new superior \"\"\n", 0, 0, 0 );
 414 #else
 415                                                 Debug( LDAP_DEBUG_TRACE,
 416                                                         "<=- ldbm_back_modrdn: no "
 417                                                         "access to new superior\n", 0, 0, 0 );
 418 #endif
 419
 420                                                 send_ldap_result( conn, op,
 421                                                         LDAP_INSUFFICIENT_ACCESS,
 422                                                         NULL, NULL, NULL, NULL );
 423                                                 goto return_results;
 424                                         }
 425
 426                                 } else {
 427 #ifdef NEW_LOGGING
 428                                         LDAP_LOG( BACK_LDBM, ERR,
 429                                                 "ldbm_back_modrdn: \"\" not allowed as new superior\n",
 430                                                 0, 0, 0 );
 431 #else
 432                                         Debug( LDAP_DEBUG_TRACE,
 433                                                 "<=- ldbm_back_modrdn: \"\" "
 434                                                 "not allowed as new superior\n",
 435                                                 0, 0, 0);
 436 #endif
 437
 438                                         send_ldap_result( conn, op,
 439                                                 LDAP_INSUFFICIENT_ACCESS,
 440                                                 NULL, NULL, NULL, NULL );
 441                                         goto return_results;
 442                                 }
 443                         }
 444                 }
 445
 446 #ifdef NEW_LOGGING
 447                 LDAP_LOG( BACK_LDBM, DETAIL1,
 448                         "ldbm_back_modrdn: wr to new parent's children OK.\n", 0, 0, 0 );
 449 #else
 450                 Debug( LDAP_DEBUG_TRACE,
 451                     "ldbm_back_modrdn: wr to new parent's children OK\n",
 452                     0, 0, 0 );
 453 #endif
 454
 455                 new_parent_dn = newSuperior;
 456         }
 457
 458         /* Build target dn and make sure target entry doesn't exist already. */
 459         build_new_dn( &new_dn, new_parent_dn, newrdn );
 460         dnNormalize2( NULL, &new_dn, &new_ndn );
 461
 462 #ifdef NEW_LOGGING
 463         LDAP_LOG( BACK_LDBM, DETAIL1, "ldbm_back_modrdn: new ndn=%s\n",
 464                 new_ndn.bv_val, 0, 0 );
 465 #else
 466         Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: new ndn=%s\n",
 467             new_ndn.bv_val, 0, 0 );
 468 #endif
 469
 470         /* check for abandon */
 471         if ( op->o_abandon ) {
 472                 goto return_results;
 473         }
 474
 475         if ( ( rc_id = dn2id ( be, &new_ndn, &id ) ) || id != NOID ) {
 476                 /* if (rc_id) something bad happened to ldbm cache */
 477                 send_ldap_result( conn, op,
 478                         rc_id ? LDAP_OTHER : LDAP_ALREADY_EXISTS,
 479                         NULL, NULL, NULL, NULL );
 480                 goto return_results;
 481         }
 482
 483 #ifdef NEW_LOGGING
 484         LDAP_LOG( BACK_LDBM, INFO, "ldbm_back_modrdn: new ndn (%s) does not exist\n",
 485                 new_ndn.bv_val, 0, 0 );
 486 #else
 487         Debug( LDAP_DEBUG_TRACE,
 488             "ldbm_back_modrdn: new ndn=%s does not exist\n",
 489             new_ndn.bv_val, 0, 0 );
 490 #endif
 491
 492
 493         /* Get attribute types and values of our new rdn, we will
 494          * need to add that to our new entry
 495          */
 496         if ( ldap_bv2rdn( newrdn, &new_rdn, (char **)&text,
 497                 LDAP_DN_FORMAT_LDAP ) )
 498         {
 499 #ifdef NEW_LOGGING
 500                 LDAP_LOG( BACK_LDBM, INFO,
 501                         "ldbm_back_modrdn: can't figure out type(s)/value(s) of newrdn\n",
 502                         0, 0, 0 );
 503 #else
 504                 Debug( LDAP_DEBUG_TRACE,
 505                     "ldbm_back_modrdn: can't figure out type(s)/value(s) of newrdn\n",
 506                     0, 0, 0 );
 507 #endif
 508
 509                 send_ldap_result( conn, op, LDAP_INVALID_DN_SYNTAX,
 510                         NULL, "unable to parse type(s)/value(s) used in RDN", NULL, NULL );
 511                 goto return_results;
 512         }
 513
 514 #ifdef NEW_LOGGING
 515         LDAP_LOG( BACK_LDBM, DETAIL1,
 516                 "ldbm_back_modrdn: new_rdn_type=\"%s\", new_rdn_val=\"%s\"\n",
 517                 new_rdn[0][0]->la_attr.bv_val, new_rdn[0][0]->la_value.bv_val, 0 );
 518 #else
 519         Debug( LDAP_DEBUG_TRACE,
 520                "ldbm_back_modrdn: new_rdn_type=\"%s\", new_rdn_val=\"%s\"\n",
 521                new_rdn[0][0]->la_attr.bv_val, new_rdn[0][0]->la_value.bv_val, 0 );
 522 #endif
 523
 524         /* Retrieve the old rdn from the entry's dn */
 525         if ( ldap_bv2rdn( dn, &old_rdn, (char **)&text,
 526                 LDAP_DN_FORMAT_LDAP ) )
 527         {
 528 #ifdef NEW_LOGGING
 529                 LDAP_LOG( BACK_LDBM, INFO,
 530                         "ldbm_back_modrdn: can't figure out the old_rdn "
 531                         "type(s)/value(s).\n", 0, 0, 0 );
 532 #else
 533                 Debug( LDAP_DEBUG_TRACE,
 534                        "ldbm_back_modrdn: can't figure out the old_rdn type(s)/value(s)\n",
 535                        0, 0, 0 );
 536 #endif
 537
 538                 send_ldap_result( conn, op, LDAP_OTHER,
 539                         NULL, "unable to parse type(s)/value(s) used in RDN from old DN", NULL, NULL );
 540                 goto return_results;
 541         }
 542
 543 #if 0
 544         if ( newSuperior == NULL
 545                 && charray_strcasecmp( (const char **)old_rdn_types, (const char **)new_rdn_types ) != 0 )
 546         {
 547             /* Not a big deal but we may say something */
 548 #ifdef NEW_LOGGING
 549             LDAP_LOG( BACK_LDBM, INFO,
 550                        "ldbm_back_modrdn: old_rdn_type=%s new_rdn_type=%s\n",
 551                        old_rdn_types[0], new_rdn_types[0], 0 );
 552 #else
 553             Debug( LDAP_DEBUG_TRACE,
 554                    "ldbm_back_modrdn: old_rdn_type=%s, new_rdn_type=%s!\n",
 555                    old_rdn_types[0], new_rdn_types[0], 0 );
 556 #endif
 557         }
 558 #endif
 559
 560 #ifdef NEW_LOGGING
 561         LDAP_LOG( BACK_LDBM, DETAIL1, "ldbm_back_modrdn:  DN_X500\n", 0, 0, 0 );
 562 #else
 563         Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: DN_X500\n",
 564                0, 0, 0 );
 565 #endif
 566
 567         mod = NULL;
 568         for ( a_cnt = 0; new_rdn[0][a_cnt]; a_cnt++ ) {
 569                 int                     rc;
 570                 AttributeDescription    *desc = NULL;
 571                 Modifications           *mod_tmp;
 572
 573                 rc = slap_bv2ad( &new_rdn[0][a_cnt]->la_attr, &desc, &text );
 574
 575                 if ( rc != LDAP_SUCCESS ) {
 576 #ifdef NEW_LOGGING
 577                         LDAP_LOG( BACK_LDBM, INFO,
 578                                 "ldbm_back_modrdn: slap_bv2ad error: %s (%s)\n",
 579                                 text, new_rdn[0][a_cnt]->la_attr.bv_val, 0 );
 580 #else
 581                         Debug( LDAP_DEBUG_TRACE,
 582                                 "ldbm_back_modrdn: %s: %s (new)\n",
 583                                 text, new_rdn[0][a_cnt]->la_attr.bv_val, 0 );
 584 #endif
 585
 586                         send_ldap_result( conn, op, rc,
 587                                 NULL, text, NULL, NULL );
 588
 589                         goto return_results;
 590                 }
 591
 592                 if ( ! access_allowed( be, conn, op, e,
 593                                 desc, &new_rdn[0][a_cnt]->la_value, ACL_WRITE, NULL ) ) {
 594 #ifdef NEW_LOGGING
 595                         LDAP_LOG( BACK_LDBM, INFO,
 596                                 "ldbm_back_modrdn: access not allowed to attr \"%s\"\n",
 597                                    new_rdn[0][a_cnt]->la_attr.bv_val, 0, 0 );
 598 #else
 599                         Debug( LDAP_DEBUG_TRACE,
 600                                 "ldbm_back_modrdn: access not allowed "
 601                                 "to attr \"%s\"\n%s%s",
 602                                 new_rdn[0][a_cnt]->la_attr.bv_val, "", "" );
 603 #endif
 604                         send_ldap_result( conn, op,
 605                                 LDAP_INSUFFICIENT_ACCESS,
 606                                 NULL, NULL, NULL, NULL );
 607
 608                         goto return_results;
 609                 }
 610
 611                 mod_tmp = (Modifications *)ch_malloc( sizeof( Modifications )
 612                         + 2 * sizeof( struct berval ) );
 613                 mod_tmp->sml_desc = desc;
 614                 mod_tmp->sml_bvalues = (BerVarray)( mod_tmp + 1 );
 615                 mod_tmp->sml_bvalues[0] = new_rdn[0][a_cnt]->la_value;
 616                 mod_tmp->sml_bvalues[1].bv_val = NULL;
 617                 mod_tmp->sml_op = SLAP_MOD_SOFTADD;
 618                 mod_tmp->sml_next = mod;
 619                 mod = mod_tmp;
 620         }
 621
 622         /* Remove old rdn value if required */
 623         if ( deleteoldrdn ) {
 624                 /* Get value of old rdn */
 625                 if ( old_rdn == NULL ) {
 626 #ifdef NEW_LOGGING
 627                         LDAP_LOG( BACK_LDBM, INFO,
 628                            "ldbm_back_modrdn: can't figure out old RDN value(s) "
 629                            "from old RDN\n", 0, 0, 0 );
 630 #else
 631                         Debug( LDAP_DEBUG_TRACE,
 632                                "ldbm_back_modrdn: can't figure out oldRDN value(s) from old RDN\n",
 633                                0, 0, 0 );
 634 #endif
 635
 636                         send_ldap_result( conn, op, LDAP_OTHER,
 637                                 NULL, "could not parse value(s) from old RDN", NULL, NULL );
 638                         goto return_results;
 639                 }
 640
 641                 for ( d_cnt = 0; old_rdn[0][d_cnt]; d_cnt++ ) {
 642                         int                     rc;
 643                         AttributeDescription    *desc = NULL;
 644                         Modifications           *mod_tmp;
 645
 646                         rc = slap_bv2ad( &old_rdn[0][d_cnt]->la_attr, &desc, &text );
 647
 648                         if ( rc != LDAP_SUCCESS ) {
 649 #ifdef NEW_LOGGING
 650                                 LDAP_LOG( BACK_LDBM, INFO,
 651                                    "ldbm_back_modrdn: %s: %s (old)\n",
 652                                         text, old_rdn[0][d_cnt]->la_attr.bv_val, 0 );
 653 #else
 654                                 Debug( LDAP_DEBUG_TRACE,
 655                                         "ldbm_back_modrdn: %s: %s (old)\n",
 656                                         text, old_rdn[0][d_cnt]->la_attr.bv_val, 0 );
 657 #endif
 658
 659                                 send_ldap_result( conn, op, rc,
 660                                         NULL, text, NULL, NULL );
 661
 662                                 goto return_results;
 663                         }
 664
 665                         if ( ! access_allowed( be, conn, op, e,
 666                                         desc, &old_rdn[0][d_cnt]->la_value, ACL_WRITE, NULL ) ) {
 667 #ifdef NEW_LOGGING
 668                                 LDAP_LOG( BACK_LDBM, INFO,
 669                                    "ldbm_back_modrdn: access not allowed to attr \"%s\"\n",
 670                                            old_rdn[0][d_cnt]->la_attr.bv_val, 0, 0 );
 671 #else
 672                                 Debug( LDAP_DEBUG_TRACE,
 673                                         "ldbm_back_modrdn: access not allowed "
 674                                         "to attr \"%s\"\n%s%s",
 675                                         old_rdn[0][d_cnt]->la_attr.bv_val, "", "" );
 676 #endif
 677                                 send_ldap_result( conn, op,
 678                                         LDAP_INSUFFICIENT_ACCESS,
 679                                         NULL, NULL, NULL, NULL );
 680
 681                                 goto return_results;
 682                         }
 683
 684                         /* Remove old value of rdn as an attribute. */
 685                         mod_tmp = (Modifications *)ch_malloc( sizeof( Modifications )
 686                                 + 2 * sizeof( struct berval ) );
 687                         mod_tmp->sml_desc = desc;
 688                         mod_tmp->sml_bvalues = (BerVarray)(mod_tmp+1);
 689                         mod_tmp->sml_bvalues[0] = old_rdn[0][d_cnt]->la_value;
 690                         mod_tmp->sml_bvalues[1].bv_val = NULL;
 691                         mod_tmp->sml_op = LDAP_MOD_DELETE;
 692                         mod_tmp->sml_next = mod;
 693                         mod = mod_tmp;
 694
 695 #ifdef NEW_LOGGING
 696                         LDAP_LOG( BACK_LDBM, DETAIL1,
 697                            "ldbm_back_modrdn: removing old_rdn_val=%s\n",
 698                            old_rdn[0][d_cnt]->la_value.bv_val, 0, 0 );
 699 #else
 700                         Debug( LDAP_DEBUG_TRACE,
 701                                "ldbm_back_modrdn: removing old_rdn_val=%s\n",
 702                                old_rdn[0][d_cnt]->la_value.bv_val, 0, 0 );
 703 #endif
 704                 }
 705         }
 706
 707
 708         /* check for abandon */
 709         if ( op->o_abandon ) {
 710                 goto return_results;
 711         }
 712
 713         /* delete old one */
 714         if ( dn2id_delete( be, &e->e_nname, e->e_id ) != 0 ) {
 715                 send_ldap_result( conn, op, LDAP_OTHER,
 716                         NULL, "DN index delete fail", NULL, NULL );
 717                 goto return_results;
 718         }
 719
 720         (void) cache_delete_entry( &li->li_cache, e );
 721         rc = MUST_DESTROY;
 722
 723         /* XXX: there is no going back! */
 724
 725         free( e->e_dn );
 726         free( e->e_ndn );
 727         e->e_name = new_dn;
 728         e->e_nname = new_ndn;
 729         new_dn.bv_val = NULL;
 730         new_ndn.bv_val = NULL;
 731
 732         /* add new one */
 733         if ( dn2id_add( be, &e->e_nname, e->e_id ) != 0 ) {
 734                 send_ldap_result( conn, op, LDAP_OTHER,
 735                         NULL, "DN index add failed", NULL, NULL );
 736                 goto return_results;
 737         }
 738
 739         /* modify memory copy of entry */
 740         rc = ldbm_modify_internal( be, conn, op, dn->bv_val, &mod[0], e,
 741                 &text, textbuf, textlen );
 742
 743         if( rc != LDAP_SUCCESS ) {
 744                 if( rc != SLAPD_ABANDON ) {
 745                         send_ldap_result( conn, op, rc,
 746                                 NULL, text, NULL, NULL );
 747                 }
 748
 749                 /* here we may try to delete the newly added dn */
 750                 if ( dn2id_delete( be, &e->e_nname, e->e_id ) != 0 ) {
 751                         /* we already are in trouble ... */
 752                         ;
 753                 }
 754
 755                 goto return_results;
 756         }
 757
 758         (void) cache_update_entry( &li->li_cache, e );
 759
 760         /* NOTE: after this you must not free new_dn or new_ndn!
 761          * They are used by cache.
 762          */
 763
 764         /* id2entry index */
 765         if ( id2entry_add( be, e ) != 0 ) {
 766                 send_ldap_result( conn, op, LDAP_OTHER,
 767                         NULL, "entry update failed", NULL, NULL );
 768                 goto return_results;
 769         }
 770
 771         send_ldap_result( conn, op, LDAP_SUCCESS,
 772                 NULL, NULL, NULL, NULL );
 773         rc = 0;
 774         cache_entry_commit( e );
 775
 776 return_results:
 777         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
 778         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
 779
 780         /* LDAP v2 supporting correct attribute handling. */
 781         if( new_rdn ) ldap_rdnfree( new_rdn );
 782         if( old_rdn ) ldap_rdnfree( old_rdn );
 783
 784         if ( mod != NULL ) {
 785                 Modifications *tmp;
 786                 for (; mod; mod = tmp ) {
 787                         tmp = mod->sml_next;
 788                         free( mod );
 789                 }
 790         }
 791
 792         /* LDAP v3 Support */
 793         if( np != NULL ) {
 794                 /* free new parent and writer lock */
 795                 cache_return_entry_w( &li->li_cache, np );
 796         }
 797
 798         if( p != NULL ) {
 799                 /* free parent and writer lock */
 800                 cache_return_entry_w( &li->li_cache, p );
 801         }
 802
 803         /* free entry and writer lock */
 804         cache_return_entry_w( &li->li_cache, e );
 805         if ( rc == MUST_DESTROY ) {
 806                 /* if rc == MUST_DESTROY the entry is uncached
 807                  * and its private data is destroyed;
 808                  * the entry must be freed */
 809                 entry_free( e );
 810         }
 811         ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
 812         return( rc );
 813 }