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

   1 /* modrdn.c - ldbm backend modrdn routine */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2000 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         char            *p_dn = NULL, *p_ndn = NULL;
  52         char            *new_dn = NULL, *new_ndn = NULL;
  53         Entry           *e, *p = NULL;
  54         Entry           *matched;
  55         int             isroot = -1;
  56         int             rootlock = 0;
  57 #define CAN_ROLLBACK    -1
  58 #define MUST_DESTROY    1
  59         int             rc = CAN_ROLLBACK;
  60         int             rc_id = 0;
  61         ID              id = NOID;
  62         const char *text = NULL;
  63         char textbuf[SLAP_TEXT_BUFLEN];
  64         size_t textlen = sizeof textbuf;
  65         /* Added to support LDAP v2 correctly (deleteoldrdn thing) */
  66         char            **new_rdn_vals = NULL;  /* Vals of new rdn */
  67         char            **new_rdn_types = NULL; /* Types of new rdn */
  68         int             a_cnt, d_cnt;
  69         char            *old_rdn = NULL;        /* Old rdn's attr type & val */
  70         char            **old_rdn_types = NULL; /* Types of old rdn attrs. */
  71         char            **old_rdn_vals = NULL;  /* Old rdn attribute values */
  72         /* Added to support newSuperior */
  73         Entry           *np = NULL;     /* newSuperior Entry */
  74         char            *np_dn = NULL;  /* newSuperior dn */
  75         char            *np_ndn = NULL; /* newSuperior ndn */
  76         char            *new_parent_dn = NULL;  /* np_dn, p_dn, or NULL */
  77         /* Used to interface with ldbm_modify_internal() */
  78         Modifications   *mod = NULL;            /* Used to delete old/add new rdn */
  79         int             manageDSAit = get_manageDSAit( op );
  80
  81 #ifdef NEW_LOGGING
  82         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
  83                 "ldbm_back_modrdn: dn: %s newSuperior=%s\n",
  84                 dn->bv_len ? dn->bv_val : "NULL",
  85                 newSuperior->bv_len ? newSuperior->bv_val : "NULL" ));
  86 #else
  87         Debug( LDAP_DEBUG_TRACE,
  88                 "==>ldbm_back_modrdn: dn: %s newSuperior=%s\n",
  89                 dn->bv_len ? dn->bv_val : "NULL",
  90                 newSuperior->bv_len ? newSuperior->bv_val : "NULL", 0 );
  91 #endif
  92
  93         /* get entry with writer lock */
  94         if ( (e = dn2entry_w( be, ndn->bv_val, &matched )) == NULL ) {
  95                 char* matched_dn = NULL;
  96                 struct berval** refs;
  97
  98                 if( matched != NULL ) {
  99                         matched_dn = strdup( matched->e_dn );
 100                         refs = is_entry_referral( matched )
 101                                 ? get_entry_referrals( be, conn, op, matched,
 102                                         dn->bv_val, LDAP_SCOPE_DEFAULT )
 103                                 : NULL;
 104                         cache_return_entry_r( &li->li_cache, matched );
 105                 } else {
 106                         refs = referral_rewrite( default_referral,
 107                                 NULL, dn->bv_val, LDAP_SCOPE_DEFAULT );
 108                 }
 109
 110                 send_ldap_result( conn, op, LDAP_REFERRAL,
 111                         matched_dn, NULL, refs, NULL );
 112
 113                 ber_bvecfree( 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                 struct berval **refs = get_entry_referrals( be,
 123                         conn, op, e, dn->bv_val, LDAP_SCOPE_DEFAULT );
 124
 125 #ifdef NEW_LOGGING
 126                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 127                         "ldbm_back_modrdn: entry %s is a referral\n", e->e_dn ));
 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                 ber_bvecfree( refs );
 137                 goto return_results;
 138         }
 139
 140         if ( has_children( be, e ) ) {
 141 #ifdef NEW_LOGGING
 142                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 143                         "ldbm_back_modrdn: entry %s has children\n", e->e_dn ));
 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 ( (p_ndn = dn_parent( be, e->e_ndn )) != NULL && p_ndn[0] != '\0' ) {
 155                 /* Make sure parent entry exist and we can write its
 156                  * children.
 157                  */
 158
 159                 if( (p = dn2entry_w( be, p_ndn, NULL )) == NULL) {
 160 #ifdef NEW_LOGGING
 161                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 162                                 "ldbm_back_modrdn: parent of %s does not exist\n", e->e_ndn ));
 163 #else
 164                         Debug( LDAP_DEBUG_TRACE, "parent does not exist\n",
 165                                 0, 0, 0);
 166 #endif
 167
 168                         send_ldap_result( conn, op, LDAP_OTHER,
 169                                 NULL, "parent entry does not exist", NULL, NULL );
 170
 171                         goto return_results;
 172                 }
 173
 174                 /* check parent for "children" acl */
 175                 if ( ! access_allowed( be, conn, op, p,
 176                         children, NULL, ACL_WRITE ) )
 177                 {
 178 #ifdef NEW_LOGGING
 179                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 180                                    "ldbm_back_modrdn: no access to parent of (%s)\n", e->e_dn ));
 181 #else
 182                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 183                                 0, 0 );
 184 #endif
 185
 186                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 187                                 NULL, NULL, NULL, NULL );
 188                         goto return_results;
 189                 }
 190
 191 #ifdef NEW_LOGGING
 192                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 193                            "ldbm_back_modrdn: wr to children of entry %s OK\n",
 194                            p_ndn ));
 195 #else
 196                 Debug( LDAP_DEBUG_TRACE,
 197                        "ldbm_back_modrdn: wr to children of entry %s OK\n",
 198                        p_ndn, 0, 0 );
 199 #endif
 200
 201                 p_dn = dn_parent( be, e->e_dn );
 202
 203 #ifdef NEW_LOGGING
 204                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 205                            "ldbm_back_modrdn: parent dn=%s\n", p_dn ));
 206 #else
 207                 Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: parent dn=%s\n",
 208                        p_dn, 0, 0 );
 209 #endif
 210
 211         } else {
 212                 /* no parent, must be root to modify rdn */
 213                 isroot = be_isroot( be, &op->o_ndn );
 214                 if ( ! isroot ) {
 215                         if ( be_issuffix( be, "" ) || be_isupdate( be, &op->o_ndn ) ) {
 216                                 p = (Entry *)&slap_entry_root;
 217
 218                                 rc = access_allowed( be, conn, op, p,
 219                                                 children, NULL, ACL_WRITE );
 220                                 p = NULL;
 221
 222                                 /* check parent for "children" acl */
 223                                 if ( ! rc ) {
 224 #ifdef NEW_LOGGING
 225                                         LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 226                                                 "ldbm_back_modrdn: no access "
 227                                                 "to parent \"\"\n" ));
 228 #else
 229                                         Debug( LDAP_DEBUG_TRACE,
 230                                                 "<=- ldbm_back_modrdn: no "
 231                                                 "access to parent\n", 0, 0, 0 );
 232 #endif
 233
 234                                         send_ldap_result( conn, op,
 235                                                 LDAP_INSUFFICIENT_ACCESS,
 236                                                 NULL, NULL, NULL, NULL );
 237                                         goto return_results;
 238                                 }
 239
 240                         } else {
 241 #ifdef NEW_LOGGING
 242                                 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 243                                            "ldbm_back_modrdn: (%s) has no "
 244                                            "parent & not a root.\n", dn ));
 245 #else
 246                                 Debug( LDAP_DEBUG_TRACE,
 247                                         "<=- ldbm_back_modrdn: no parent & "
 248                                         "not root\n", 0, 0, 0);
 249 #endif
 250
 251                                 send_ldap_result( conn, op,
 252                                         LDAP_INSUFFICIENT_ACCESS,
 253                                         NULL, NULL, NULL, NULL );
 254                                 goto return_results;
 255                         }
 256                 }
 257
 258                 ldap_pvt_thread_mutex_lock(&li->li_root_mutex);
 259                 rootlock = 1;
 260
 261 #ifdef NEW_LOGGING
 262                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 263                            "ldbm_back_modrdn: (%s) no parent, locked root.\n", e->e_dn ));
 264 #else
 265                 Debug( LDAP_DEBUG_TRACE,
 266                        "ldbm_back_modrdn: no parent, locked root\n",
 267                        0, 0, 0 );
 268 #endif
 269         }
 270
 271         new_parent_dn = p_dn;   /* New Parent unless newSuperior given */
 272
 273         if ( newSuperior != NULL ) {
 274 #ifdef NEW_LOGGING
 275                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 276                            "ldbm_back_modrdn: new parent \"%s\" requested\n", newSuperior ));
 277 #else
 278                 Debug( LDAP_DEBUG_TRACE,
 279                         "ldbm_back_modrdn: new parent \"%s\" requested...\n",
 280                         newSuperior, 0, 0 );
 281 #endif
 282
 283                 np_dn = ch_strdup( newSuperior->bv_val );
 284                 np_ndn = ch_strdup( np_dn );
 285                 (void) dn_normalize( np_ndn );
 286
 287                 /* newSuperior == oldParent? */
 288                 if ( strcmp( p_ndn, np_ndn ) == 0 ) {
 289 #ifdef NEW_LOGGING
 290                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 291                                    "ldbm_back_modrdn: new parent\"%s\" seems to be the same as the old parent \"%s\"\n",
 292                                    newSuperior, p_dn ));
 293 #else
 294                         Debug( LDAP_DEBUG_TRACE,
 295                                "ldbm_back_modrdn: new parent \"%s\" seems to be the same as old parent \"%s\"...\n",
 296                                newSuperior, p_dn, 0 );
 297 #endif
 298
 299                         newSuperior = NULL; /* ignore newSuperior */
 300                 }
 301         }
 302
 303         if ( newSuperior != NULL ) {
 304                 /* newSuperior == entry being moved?, if so ==> ERROR */
 305                 /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 306
 307                 if ( nnewSuperior->bv_len ) {
 308                         if( (np = dn2entry_w( be, np_ndn, NULL )) == NULL) {
 309 #ifdef NEW_LOGGING
 310                                 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 311                                            "ldbm_back_modrdn: newSup(ndn=%s) not found.\n", np_ndn ));
 312 #else
 313                                 Debug( LDAP_DEBUG_TRACE,
 314                                        "ldbm_back_modrdn: newSup(ndn=%s) not here!\n",
 315                                        np_ndn, 0, 0);
 316 #endif
 317
 318                                 send_ldap_result( conn, op, LDAP_OTHER,
 319                                         NULL, "newSuperior not found", NULL, NULL );
 320                                 goto return_results;
 321                         }
 322
 323 #ifdef NEW_LOGGING
 324                         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 325                                    "ldbm_back_modrdn: wr to new parent OK np=%p, id=%ld\n",
 326                                    np, np->e_id ));
 327 #else
 328                         Debug( LDAP_DEBUG_TRACE,
 329                                "ldbm_back_modrdn: wr to new parent OK np=%p, id=%ld\n",
 330                                np, np->e_id, 0 );
 331 #endif
 332
 333                         /* check newSuperior for "children" acl */
 334                         if ( !access_allowed( be, conn, op, np, children, NULL,
 335                                               ACL_WRITE ) )
 336                         {
 337 #ifdef NEW_LOGGING
 338                                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 339                                            "ldbm_back_modrdn: no wr to newSup children.\n" ));
 340 #else
 341                                 Debug( LDAP_DEBUG_TRACE,
 342                                        "ldbm_back_modrdn: no wr to newSup children\n",
 343                                        0, 0, 0 );
 344 #endif
 345
 346                                 send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 347                                         NULL, NULL, NULL, NULL );
 348                                 goto return_results;
 349                         }
 350
 351                         if ( is_entry_alias( np ) ) {
 352                                 /* parent is an alias, don't allow add */
 353 #ifdef NEW_LOGGING
 354                                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 355                                            "ldbm_back_modrdn: entry (%s) is an alias.\n", np->e_dn ));
 356 #else
 357                                 Debug( LDAP_DEBUG_TRACE, "entry is alias\n", 0, 0, 0 );
 358 #endif
 359
 360
 361                                 send_ldap_result( conn, op, LDAP_ALIAS_PROBLEM,
 362                                     NULL, "newSuperior is an alias", NULL, NULL );
 363
 364                                 goto return_results;
 365                         }
 366
 367                         if ( is_entry_referral( np ) ) {
 368                                 /* parent is a referral, don't allow add */
 369 #ifdef NEW_LOGGING
 370                                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 371                                         "ldbm_back_modrdn: entry (%s) is a referral\n",
 372                                 np->e_dn ));
 373 #else
 374                                 Debug( LDAP_DEBUG_TRACE, "entry (%s) is referral\n",
 375                                         np->e_dn, 0, 0 );
 376 #endif
 377
 378                                 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
 379                                     NULL, "newSuperior is a referral", NULL, NULL );
 380
 381                                 goto return_results;
 382                         }
 383
 384                 } else {
 385
 386                         /* no parent, must be root to modify newSuperior */
 387                         if ( isroot == -1 ) {
 388                                 isroot = be_isroot( be, &op->o_ndn );
 389                         }
 390
 391                         if ( ! isroot ) {
 392                                 if ( be_issuffix( be, "" ) || be_isupdate( be, &op->o_ndn ) ) {
 393                                         np = (Entry *)&slap_entry_root;
 394
 395                                         rc = access_allowed( be, conn, op, np,
 396                                                         children, NULL, ACL_WRITE );
 397                                         np = NULL;
 398
 399                                         /* check parent for "children" acl */
 400                                         if ( ! rc ) {
 401 #ifdef NEW_LOGGING
 402                                                 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 403                                                         "ldbm_back_modrdn: no access "
 404                                                         "to new superior \"\"\n" ));
 405 #else
 406                                                 Debug( LDAP_DEBUG_TRACE,
 407                                                         "<=- ldbm_back_modrdn: no "
 408                                                         "access to new superior\n", 0, 0, 0 );
 409 #endif
 410
 411                                                 send_ldap_result( conn, op,
 412                                                         LDAP_INSUFFICIENT_ACCESS,
 413                                                         NULL, NULL, NULL, NULL );
 414                                                 goto return_results;
 415                                         }
 416
 417                                 } else {
 418 #ifdef NEW_LOGGING
 419                                         LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 420                                                    "ldbm_back_modrdn: \"\" "
 421                                                    "not allowed as new superior\n" ));
 422 #else
 423                                         Debug( LDAP_DEBUG_TRACE,
 424                                                 "<=- ldbm_back_modrdn: \"\" "
 425                                                 "not allowed as new superior\n",
 426                                                 0, 0, 0);
 427 #endif
 428
 429                                         send_ldap_result( conn, op,
 430                                                 LDAP_INSUFFICIENT_ACCESS,
 431                                                 NULL, NULL, NULL, NULL );
 432                                         goto return_results;
 433                                 }
 434                         }
 435                 }
 436
 437 #ifdef NEW_LOGGING
 438                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 439                         "ldbm_back_modrdn: wr to new parent's children OK.\n" ));
 440 #else
 441                 Debug( LDAP_DEBUG_TRACE,
 442                     "ldbm_back_modrdn: wr to new parent's children OK\n",
 443                     0, 0, 0 );
 444 #endif
 445
 446                 new_parent_dn = np_dn;
 447         }
 448
 449         /* Build target dn and make sure target entry doesn't exist already. */
 450         build_new_dn( &new_dn, e->e_dn, new_parent_dn, newrdn->bv_val );
 451
 452         new_ndn = ch_strdup( new_dn );
 453         (void) dn_normalize( new_ndn );
 454
 455 #ifdef NEW_LOGGING
 456         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 457                 "ldbm_back_modrdn: new ndn=%s\n", new_ndn ));
 458 #else
 459         Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: new ndn=%s\n",
 460             new_ndn, 0, 0 );
 461 #endif
 462
 463         /* check for abandon */
 464         ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
 465         if ( op->o_abandon ) {
 466                 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 467                 goto return_results;
 468         }
 469
 470         ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 471         if ( ( rc_id = dn2id ( be, new_ndn, &id ) ) || id != NOID ) {
 472                 /* if (rc_id) something bad happened to ldbm cache */
 473                 send_ldap_result( conn, op,
 474                         rc_id ? LDAP_OPERATIONS_ERROR : LDAP_ALREADY_EXISTS,
 475                         NULL, NULL, NULL, NULL );
 476                 goto return_results;
 477         }
 478
 479 #ifdef NEW_LOGGING
 480         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 481                 "ldbm_back_modrdn: new ndn (%s) does not exist\n", new_ndn ));
 482 #else
 483         Debug( LDAP_DEBUG_TRACE,
 484             "ldbm_back_modrdn: new ndn=%s does not exist\n",
 485             new_ndn, 0, 0 );
 486 #endif
 487
 488
 489         /* Get attribute types and values of our new rdn, we will
 490          * need to add that to our new entry
 491          */
 492         if ( rdn_attrs( newrdn->bv_val, &new_rdn_types, &new_rdn_vals ) ) {
 493 #ifdef NEW_LOGGING
 494                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 495                         "ldbm_back_modrdn: can't figure out type(s)/value(s) of newrdn\n" ));
 496 #else
 497                 Debug( LDAP_DEBUG_TRACE,
 498                     "ldbm_back_modrdn: can't figure out type(s)/value(s) of newrdn\n",
 499                     0, 0, 0 );
 500 #endif
 501
 502                 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
 503                         NULL, "unable to parse type(s)/value(s) used in RDN", NULL, NULL );
 504                 goto return_results;
 505         }
 506
 507 #ifdef NEW_LOGGING
 508         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 509                    "ldbm_back_modrdn: new_rdn_val=\"%s\", new_rdn_type=\"%s\"\n",
 510                    new_rdn_vals[0], new_rdn_types[0] ));
 511 #else
 512         Debug( LDAP_DEBUG_TRACE,
 513                "ldbm_back_modrdn: new_rdn_val=\"%s\", new_rdn_type=\"%s\"\n",
 514                new_rdn_vals[0], new_rdn_types[0], 0 );
 515 #endif
 516
 517         /* Retrieve the old rdn from the entry's dn */
 518         if ( (old_rdn = dn_rdn( be, dn->bv_val )) == NULL ) {
 519 #ifdef NEW_LOGGING
 520                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 521                            "ldbm_back_modrdn: can't figure out old_rdn from dn (%s)\n",
 522                            dn->bv_val ));
 523 #else
 524                 Debug( LDAP_DEBUG_TRACE,
 525                        "ldbm_back_modrdn: can't figure out old_rdn from dn\n",
 526                        0, 0, 0 );
 527 #endif
 528
 529                 send_ldap_result( conn, op, LDAP_OTHER,
 530                         NULL, "could not parse old DN", NULL, NULL );
 531                 goto return_results;
 532         }
 533
 534         if ( rdn_attrs( old_rdn, &old_rdn_types, &old_rdn_vals ) ) {
 535 #ifdef NEW_LOGGING
 536                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 537                            "ldbm_back_modrdn: can't figure out the old_rdn type(s)/value(s).\n" ));
 538 #else
 539                 Debug( LDAP_DEBUG_TRACE,
 540                        "ldbm_back_modrdn: can't figure out the old_rdn type(s)/value(s)\n",
 541                        0, 0, 0 );
 542 #endif
 543
 544                 send_ldap_result( conn, op, LDAP_OTHER,
 545                         NULL, "unable to parse type(s)/value(s) used in RDN from old DN", NULL, NULL );
 546                 goto return_results;
 547         }
 548
 549         if ( newSuperior == NULL
 550                 && charray_strcasecmp( (const char **)old_rdn_types, (const char **)new_rdn_types ) != 0 )
 551         {
 552             /* Not a big deal but we may say something */
 553 #ifdef NEW_LOGGING
 554             LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 555                        "ldbm_back_modrdn: old_rdn_type=%s new_rdn_type=%s\n",
 556                        old_rdn_types[0], new_rdn_types[0] ));
 557 #else
 558             Debug( LDAP_DEBUG_TRACE,
 559                    "ldbm_back_modrdn: old_rdn_type=%s, new_rdn_type=%s!\n",
 560                    old_rdn_types[0], new_rdn_types[0], 0 );
 561 #endif
 562         }
 563
 564 #ifdef NEW_LOGGING
 565         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 566                    "ldbm_back_modrdn:  DN_X500\n" ));
 567 #else
 568         Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: DN_X500\n",
 569                0, 0, 0 );
 570 #endif
 571
 572         mod = NULL;
 573         for ( a_cnt = 0; new_rdn_types[a_cnt]; a_cnt++ ) {
 574                 int                     rc;
 575                 AttributeDescription    *desc = NULL;
 576                 Modifications           *mod_tmp;
 577                 struct berval           val;
 578
 579
 580                 rc = slap_str2ad( new_rdn_types[a_cnt], &desc, &text );
 581
 582                 if ( rc != LDAP_SUCCESS ) {
 583 #ifdef NEW_LOGGING
 584                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 585                                    "ldbm_back_modrdn: slap_str2ad error: %s (%s)\n",
 586                                    text, new_rdn_types[a_cnt] ));
 587 #else
 588                         Debug( LDAP_DEBUG_TRACE,
 589                                 "ldbm_back_modrdn: %s: %s (new)\n",
 590                                 text, new_rdn_types[a_cnt], 0 );
 591 #endif
 592
 593                         send_ldap_result( conn, op, rc,
 594                                 NULL, text, NULL, NULL );
 595
 596                         goto return_results;
 597                 }
 598
 599                 val.bv_val = new_rdn_vals[a_cnt];
 600                 val.bv_len = strlen( val.bv_val );
 601                 if ( ! access_allowed( be, conn, op, e,
 602                                 desc, &val, ACL_WRITE ) ) {
 603 #ifdef NEW_LOGGING
 604                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 605                                    "ldbm_back_modrdn: access "
 606                                    "not allowed to attr \"%s\"\n",
 607                                    new_rdn_types[a_cnt] ));
 608 #else
 609                         Debug( LDAP_DEBUG_TRACE,
 610                                 "ldbm_back_modrdn: access not allowed "
 611                                 "to attr \"%s\"\n%s%s",
 612                                 new_rdn_types[a_cnt], "", "" );
 613 #endif
 614                         send_ldap_result( conn, op,
 615                                 LDAP_INSUFFICIENT_ACCESS,
 616                                 NULL, NULL, NULL, NULL );
 617
 618                         goto return_results;
 619                 }
 620
 621                 mod_tmp = (Modifications *)ch_malloc( sizeof( Modifications ) );
 622                 mod_tmp->sml_desc = desc;
 623                 mod_tmp->sml_bvalues = (struct berval **)ch_malloc( 2 * sizeof(struct berval *) );
 624                 mod_tmp->sml_bvalues[0] = ber_bvstrdup( new_rdn_vals[a_cnt] );
 625                 mod_tmp->sml_bvalues[1] = NULL;
 626                 mod_tmp->sml_op = SLAP_MOD_SOFTADD;
 627                 mod_tmp->sml_next = mod;
 628                 mod = mod_tmp;
 629         }
 630
 631         /* Remove old rdn value if required */
 632         if ( deleteoldrdn ) {
 633                 /* Get value of old rdn */
 634                 if ( old_rdn_vals == NULL ) {
 635 #ifdef NEW_LOGGING
 636                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 637                                    "ldbm_back_modrdn: can't figure out old RDN value(s) from old RDN\n" ));
 638 #else
 639                         Debug( LDAP_DEBUG_TRACE,
 640                                "ldbm_back_modrdn: can't figure out oldRDN value(s) from old RDN\n",
 641                                0, 0, 0 );
 642 #endif
 643
 644                         send_ldap_result( conn, op, LDAP_OTHER,
 645                                 NULL, "could not parse value(s) from old RDN", NULL, NULL );
 646                         goto return_results;
 647                 }
 648
 649                 for ( d_cnt = 0; old_rdn_types[d_cnt]; d_cnt++ ) {
 650                         int                     rc;
 651                         AttributeDescription    *desc = NULL;
 652                         Modifications           *mod_tmp;
 653                         struct berval           val;
 654
 655
 656                         rc = slap_str2ad( old_rdn_types[d_cnt], &desc, &text );
 657
 658                         if ( rc != LDAP_SUCCESS ) {
 659 #ifdef NEW_LOGGING
 660                                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 661                                            "ldbm_back_modrdn: %s: %s (old)\n",
 662                                            text, old_rdn_types[d_cnt] ));
 663 #else
 664                                 Debug( LDAP_DEBUG_TRACE,
 665                                         "ldbm_back_modrdn: %s: %s (old)\n",
 666                                         text, old_rdn_types[d_cnt], 0 );
 667 #endif
 668
 669                                 send_ldap_result( conn, op, rc,
 670                                         NULL, text, NULL, NULL );
 671
 672                                 goto return_results;
 673                         }
 674
 675                         val.bv_val = old_rdn_vals[d_cnt];
 676                         val.bv_len = strlen( val.bv_val );
 677                         if ( ! access_allowed( be, conn, op, e,
 678                                         desc, &val, ACL_WRITE ) ) {
 679 #ifdef NEW_LOGGING
 680                                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 681                                            "ldbm_back_modrdn: access "
 682                                            "not allowed to attr \"%s\"\n",
 683                                            old_rdn_types[d_cnt] ));
 684 #else
 685                                 Debug( LDAP_DEBUG_TRACE,
 686                                         "ldbm_back_modrdn: access not allowed "
 687                                         "to attr \"%s\"\n%s%s",
 688                                         old_rdn_types[d_cnt], "", "" );
 689 #endif
 690                                 send_ldap_result( conn, op,
 691                                         LDAP_INSUFFICIENT_ACCESS,
 692                                         NULL, NULL, NULL, NULL );
 693
 694                                 goto return_results;
 695                         }
 696
 697                         /* Remove old value of rdn as an attribute. */
 698                         mod_tmp = (Modifications *)ch_malloc( sizeof( Modifications ) );
 699                         mod_tmp->sml_desc = desc;
 700                         mod_tmp->sml_bvalues = (struct berval **)ch_malloc( 2 * sizeof(struct berval *) );
 701                         mod_tmp->sml_bvalues[0] = ber_bvstrdup( old_rdn_vals[d_cnt] );
 702                         mod_tmp->sml_bvalues[1] = NULL;
 703                         mod_tmp->sml_op = LDAP_MOD_DELETE;
 704                         mod_tmp->sml_next = mod;
 705                         mod = mod_tmp;
 706
 707 #ifdef NEW_LOGGING
 708                         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 709                                    "ldbm_back_modrdn: removing old_rdn_val=%s\n", old_rdn_vals[0] ));
 710 #else
 711                         Debug( LDAP_DEBUG_TRACE,
 712                                "ldbm_back_modrdn: removing old_rdn_val=%s\n",
 713                                old_rdn_vals[0], 0, 0 );
 714 #endif
 715                 }
 716         }
 717
 718
 719         /* check for abandon */
 720         ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
 721         if ( op->o_abandon ) {
 722                 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 723                 goto return_results;
 724         }
 725         ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 726
 727         /* delete old one */
 728         if ( dn2id_delete( be, e->e_ndn, e->e_id ) != 0 ) {
 729                 send_ldap_result( conn, op, LDAP_OTHER,
 730                         NULL, "DN index delete fail", NULL, NULL );
 731                 goto return_results;
 732         }
 733
 734         (void) cache_delete_entry( &li->li_cache, e );
 735         rc = MUST_DESTROY;
 736
 737         /* XXX: there is no going back! */
 738
 739         free( e->e_dn );
 740         free( e->e_ndn );
 741         e->e_dn = new_dn;
 742         e->e_name.bv_len = strlen( new_dn );
 743         e->e_ndn = new_ndn;
 744         e->e_nname.bv_len = strlen( new_ndn );
 745         new_dn = NULL;
 746         new_ndn = NULL;
 747
 748         /* add new one */
 749         if ( dn2id_add( be, e->e_ndn, e->e_id ) != 0 ) {
 750                 send_ldap_result( conn, op, LDAP_OTHER,
 751                         NULL, "DN index add failed", NULL, NULL );
 752                 goto return_results;
 753         }
 754
 755         /* modify memory copy of entry */
 756         rc = ldbm_modify_internal( be, conn, op, dn->bv_val, &mod[0], e,
 757                 &text, textbuf, textlen );
 758
 759         if( rc != LDAP_SUCCESS ) {
 760                 if( rc != SLAPD_ABANDON ) {
 761                         send_ldap_result( conn, op, rc,
 762                                 NULL, text, NULL, NULL );
 763                 }
 764
 765                 /* here we may try to delete the newly added dn */
 766                 if ( dn2id_delete( be, e->e_ndn, e->e_id ) != 0 ) {
 767                         /* we already are in trouble ... */
 768                         ;
 769                 }
 770
 771                 goto return_results;
 772         }
 773
 774         (void) cache_update_entry( &li->li_cache, e );
 775
 776         /* NOTE: after this you must not free new_dn or new_ndn!
 777          * They are used by cache.
 778          */
 779
 780         /* id2entry index */
 781         if ( id2entry_add( be, e ) != 0 ) {
 782                 send_ldap_result( conn, op, LDAP_OTHER,
 783                         NULL, "entry update failed", NULL, NULL );
 784                 goto return_results;
 785         }
 786
 787         send_ldap_result( conn, op, LDAP_SUCCESS,
 788                 NULL, NULL, NULL, NULL );
 789         rc = 0;
 790         cache_entry_commit( e );
 791
 792 return_results:
 793         if( new_dn != NULL ) free( new_dn );
 794         if( new_ndn != NULL ) free( new_ndn );
 795
 796         /* LDAP v2 supporting correct attribute handling. */
 797         if( new_rdn_types != NULL ) charray_free( new_rdn_types );
 798         if( new_rdn_vals != NULL ) charray_free( new_rdn_vals );
 799         if( old_rdn != NULL ) free(old_rdn);
 800         if( old_rdn_types != NULL ) charray_free( old_rdn_types );
 801         if( old_rdn_vals != NULL ) charray_free( old_rdn_vals );
 802
 803         if ( mod != NULL ) {
 804                 slap_mods_free( mod );
 805         }
 806
 807         /* LDAP v3 Support */
 808         if ( np_dn != NULL ) free( np_dn );
 809         if ( np_ndn != NULL ) free( np_ndn );
 810
 811         if( np != NULL ) {
 812                 /* free new parent and writer lock */
 813                 cache_return_entry_w( &li->li_cache, np );
 814         }
 815
 816         if( p != NULL ) {
 817                 /* free parent and writer lock */
 818                 cache_return_entry_w( &li->li_cache, p );
 819         }
 820
 821         if ( rootlock ) {
 822                 /* release root writer lock */
 823                 ldap_pvt_thread_mutex_unlock(&li->li_root_mutex);
 824         }
 825
 826         /* free entry and writer lock */
 827         cache_return_entry_w( &li->li_cache, e );
 828         if ( rc == MUST_DESTROY ) {
 829                 /* if rc == MUST_DESTROY the entry is uncached
 830                  * and its private data is destroyed;
 831                  * the entry must be freed */
 832                 entry_free( e );
 833         }
 834         return( rc );
 835 }