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     const char  *dn,
  41     const char  *ndn,
  42     const char  *newrdn,
  43     int         deleteoldrdn,
  44     const char  *newSuperior
  45 )
  46 {
  47         AttributeDescription *children = slap_schema.si_ad_children;
  48         struct ldbminfo *li = (struct ldbminfo *) be->be_private;
  49         char            *p_dn = NULL, *p_ndn = NULL;
  50         char            *new_dn = NULL, *new_ndn = NULL;
  51         Entry           *e, *p = NULL;
  52         Entry           *matched;
  53         int                     rootlock = 0;
  54         int                     rc = -1;
  55         const char *text = NULL;
  56         /* Added to support LDAP v2 correctly (deleteoldrdn thing) */
  57         char            *new_rdn_val = NULL;    /* Val of new rdn */
  58         char            *new_rdn_type = NULL;   /* Type of new rdn */
  59         char            *old_rdn = NULL;        /* Old rdn's attr type & val */
  60         char            *old_rdn_type = NULL;   /* Type of old rdn attr. */
  61         char            *old_rdn_val = NULL;    /* Old rdn attribute value */
  62         /* Added to support newSuperior */
  63         Entry           *np = NULL;     /* newSuperior Entry */
  64         char            *np_dn = NULL;  /* newSuperior dn */
  65         char            *np_ndn = NULL; /* newSuperior ndn */
  66         char            *new_parent_dn = NULL;  /* np_dn, p_dn, or NULL */
  67         /* Used to interface with ldbm_modify_internal() */
  68         struct berval   add_bv;                 /* Stores new rdn att */
  69         struct berval   *add_bvals[2];          /* Stores new rdn att */
  70         struct berval   del_bv;                 /* Stores old rdn att */
  71         struct berval   *del_bvals[2];          /* Stores old rdn att */
  72         Modifications   mod[2];                 /* Used to delete old rdn */
  73         int             manageDSAit = get_manageDSAit( op );
  74
  75 #ifdef NEW_LOGGING
  76         LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
  77                    "ldbm_back_modrdn: dn: %s newSuperior=%s\n",
  78                    dn ? dn : "NULL", newSuperior ? newSuperior : "NULL" ));
  79 #else
  80         Debug( LDAP_DEBUG_TRACE, "==>ldbm_back_modrdn(newSuperior=%s)\n",
  81                (newSuperior ? newSuperior : "NULL"),
  82                0, 0 );
  83 #endif
  84
  85         /* get entry with writer lock */
  86         if ( (e = dn2entry_w( be, ndn, &matched )) == NULL ) {
  87                 char* matched_dn = NULL;
  88                 struct berval** refs = NULL;
  89
  90                 if( matched != NULL ) {
  91                         matched_dn = strdup( matched->e_dn );
  92                         refs = is_entry_referral( matched )
  93                                 ? get_entry_referrals( be, conn, op, matched )
  94                                 : NULL;
  95                         cache_return_entry_r( &li->li_cache, matched );
  96                 } else {
  97                         refs = default_referral;
  98                 }
  99
 100                 send_ldap_result( conn, op, LDAP_REFERRAL,
 101                         matched_dn, NULL, refs, NULL );
 102
 103                 if ( matched != NULL ) {
 104                         ber_bvecfree( refs );
 105                         free( matched_dn );
 106                 }
 107
 108                 return( -1 );
 109         }
 110
 111         if (!manageDSAit && is_entry_referral( e ) ) {
 112                 /* parent is a referral, don't allow add */
 113                 /* parent is an alias, don't allow add */
 114                 struct berval **refs = get_entry_referrals( be,
 115                         conn, op, e );
 116
 117 #ifdef NEW_LOGGING
 118                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 119                            "ldbm_back_modrdn: entry %s is a referral\n", e->e_dn ));
 120 #else
 121                 Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
 122                     0, 0 );
 123 #endif
 124
 125                 send_ldap_result( conn, op, LDAP_REFERRAL,
 126                     e->e_dn, NULL, refs, NULL );
 127
 128                 ber_bvecfree( refs );
 129                 goto return_results;
 130         }
 131
 132         if ( (p_ndn = dn_parent( be, e->e_ndn )) != NULL ) {
 133                 /* Make sure parent entry exist and we can write its
 134                  * children.
 135                  */
 136
 137                 if( (p = dn2entry_w( be, p_ndn, NULL )) == NULL) {
 138 #ifdef NEW_LOGGING
 139                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 140                                    "ldbm_back_modrdn: parent of %s does not exist\n", e->e_ndn ));
 141 #else
 142                         Debug( LDAP_DEBUG_TRACE, "parent does not exist\n",
 143                                 0, 0, 0);
 144 #endif
 145
 146                         send_ldap_result( conn, op, LDAP_OTHER,
 147                                 NULL, NULL, NULL, NULL );
 148
 149                         goto return_results;
 150                 }
 151
 152                 /* check parent for "children" acl */
 153                 if ( ! access_allowed( be, conn, op, p,
 154                         children, NULL, ACL_WRITE ) )
 155                 {
 156 #ifdef NEW_LOGGING
 157                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 158                                    "ldbm_back_modrdn: no access to parent of (%s)\n", e->e_dn ));
 159 #else
 160                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 161                                 0, 0 );
 162 #endif
 163
 164                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 165                                 NULL, NULL, NULL, NULL );
 166                         goto return_results;
 167                 }
 168
 169 #ifdef NEW_LOGGING
 170                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 171                            "ldbm_back_modrdn: wr to children of entry %s OK\n",
 172                            p_ndn ));
 173 #else
 174                 Debug( LDAP_DEBUG_TRACE,
 175                        "ldbm_back_modrdn: wr to children of entry %s OK\n",
 176                        p_ndn, 0, 0 );
 177 #endif
 178
 179                 p_dn = dn_parent( be, e->e_dn );
 180
 181 #ifdef NEW_LOGGING
 182                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 183                            "ldbm_back_modrdn: parent dn=%s\n", p_dn ));
 184 #else
 185                 Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: parent dn=%s\n",
 186                        p_dn, 0, 0 );
 187 #endif
 188
 189         } else {
 190                 /* no parent, modrdn entry directly under root */
 191                 if( ! be_isroot( be, op->o_ndn ) ) {
 192 #ifdef NEW_LOGGING
 193                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 194                                    "ldbm_back_modrdn: (%s) no parent & not a root.\n",
 195                                    e->e_dn ));
 196 #else
 197                         Debug( LDAP_DEBUG_TRACE, "no parent & not root\n",
 198                                 0, 0, 0);
 199 #endif
 200
 201                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 202                                 NULL, NULL, NULL, NULL );
 203                         goto return_results;
 204                 }
 205
 206                 ldap_pvt_thread_mutex_lock(&li->li_root_mutex);
 207                 rootlock = 1;
 208
 209 #ifdef NEW_LOGGING
 210                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 211                            "ldbm_back_modrdn: (%s) no parent, locked root.\n", e->e_dn ));
 212 #else
 213                 Debug( LDAP_DEBUG_TRACE,
 214                        "ldbm_back_modrdn: no parent, locked root\n",
 215                        0, 0, 0 );
 216 #endif
 217         }
 218
 219         new_parent_dn = p_dn;   /* New Parent unless newSuperior given */
 220
 221         if ( newSuperior != NULL ) {
 222 #ifdef NEW_LOGGING
 223                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 224                            "ldbm_back_modrdn: new parent \"%s\" requested\n", newSuperior ));
 225 #else
 226                 Debug( LDAP_DEBUG_TRACE,
 227                         "ldbm_back_modrdn: new parent \"%s\" requested...\n",
 228                         newSuperior, 0, 0 );
 229 #endif
 230
 231                 np_dn = ch_strdup( newSuperior );
 232                 np_ndn = ch_strdup( np_dn );
 233                 (void) dn_normalize( np_ndn );
 234
 235                 /* newSuperior == oldParent? */
 236                 if ( strcmp( p_ndn, np_ndn ) == 0 ) {
 237 #ifdef NEW_LOGGING
 238                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 239                                    "ldbm_back_modrdn: new parent\"%s\" seems to be the same as the old parent \"%s\"\n",
 240                                    newSuperior, p_dn ));
 241 #else
 242                         Debug( LDAP_DEBUG_TRACE,
 243                                "ldbm_back_modrdn: new parent \"%s\" seems to be the same as old parent \"%s\"...\n",
 244                                newSuperior, p_dn, 0 );
 245 #endif
 246
 247                         newSuperior = NULL; /* ignore newSuperior */
 248                 }
 249         }
 250
 251         if ( newSuperior != NULL ) {
 252                 /* newSuperior == entry being moved?, if so ==> ERROR */
 253                 /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 254
 255                 if( (np = dn2entry_w( be, np_ndn, NULL )) == NULL) {
 256 #ifdef NEW_LOGGING
 257                         LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
 258                                    "ldbm_back_modrdn: newSup(ndn=%s) not found.\n", np_ndn ));
 259 #else
 260                         Debug( LDAP_DEBUG_TRACE,
 261                                "ldbm_back_modrdn: newSup(ndn=%s) not here!\n",
 262                                np_ndn, 0, 0);
 263 #endif
 264
 265                         send_ldap_result( conn, op, LDAP_OTHER,
 266                                 NULL, NULL, NULL, NULL );
 267                         goto return_results;
 268                 }
 269
 270 #ifdef NEW_LOGGING
 271                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 272                            "ldbm_back_modrdn: wr to new parent OK np=%p, id=%ld\n",
 273                            np, np->e_id ));
 274 #else
 275                 Debug( LDAP_DEBUG_TRACE,
 276                        "ldbm_back_modrdn: wr to new parent OK np=%p, id=%ld\n",
 277                        np, np->e_id, 0 );
 278 #endif
 279
 280                 /* check newSuperior for "children" acl */
 281                 if ( !access_allowed( be, conn, op, np, children, NULL,
 282                                       ACL_WRITE ) )
 283                 {
 284 #ifdef NEW_LOGGING
 285                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 286                                    "ldbm_back_modrdn: no wr to newSup children.\n" ));
 287 #else
 288                         Debug( LDAP_DEBUG_TRACE,
 289                                "ldbm_back_modrdn: no wr to newSup children\n",
 290                                0, 0, 0 );
 291 #endif
 292
 293                         send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
 294                                 NULL, NULL, NULL, NULL );
 295                         goto return_results;
 296                 }
 297
 298                 if ( is_entry_alias( np ) ) {
 299                         /* entry is an alias, don't allow bind */
 300 #ifdef NEW_LOGGING
 301                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 302                                    "ldbm_back_modrdn: entry (%s) is an alias.\n", np->e_dn ));
 303 #else
 304                         Debug( LDAP_DEBUG_TRACE, "entry is alias\n", 0,
 305                             0, 0 );
 306 #endif
 307
 308
 309                         send_ldap_result( conn, op, LDAP_ALIAS_PROBLEM,
 310                             NULL, NULL, NULL, NULL );
 311
 312                         goto return_results;
 313                 }
 314
 315                 if ( is_entry_referral( np ) ) {
 316                         /* parent is a referral, don't allow add */
 317                         /* parent is an alias, don't allow add */
 318 #ifdef NEW_LOGGING
 319                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 320                                    "ldbm_back_modrdn: entry (%s) is a referral\n",
 321                                    np->e_dn ));
 322 #else
 323                         Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
 324                                 0, 0 );
 325 #endif
 326
 327                         send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
 328                             NULL, NULL, NULL, NULL );
 329
 330                         goto return_results;
 331                 }
 332
 333 #ifdef NEW_LOGGING
 334                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 335                            "ldbm_back_modrdn: wr to new parent's children OK.\n" ));
 336 #else
 337                 Debug( LDAP_DEBUG_TRACE,
 338                        "ldbm_back_modrdn: wr to new parent's children OK\n",
 339                        0, 0 , 0 );
 340 #endif
 341
 342                 new_parent_dn = np_dn;
 343         }
 344
 345         /* Build target dn and make sure target entry doesn't exist already. */
 346         build_new_dn( &new_dn, e->e_dn, new_parent_dn, newrdn );
 347
 348         new_ndn = ch_strdup(new_dn);
 349         (void) dn_normalize( new_ndn );
 350
 351 #ifdef NEW_LOGGING
 352         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 353                    "ldbm_back_modrdn: new ndn=%s\n", new_ndn ));
 354 #else
 355         Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: new ndn=%s\n",
 356                new_ndn, 0, 0 );
 357 #endif
 358
 359         /* check for abandon */
 360         ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
 361         if ( op->o_abandon ) {
 362                 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 363                 goto return_results;
 364         }
 365
 366         ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 367         if (dn2id ( be, new_ndn ) != NOID) {
 368                 send_ldap_result( conn, op, LDAP_ALREADY_EXISTS,
 369                         NULL, NULL, NULL, NULL );
 370                 goto return_results;
 371         }
 372
 373 #ifdef NEW_LOGGING
 374         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 375                    "ldbm_back_modrdn: new ndn (%s) does not exist\n", new_ndn ));
 376 #else
 377         Debug( LDAP_DEBUG_TRACE,
 378                "ldbm_back_modrdn: new ndn=%s does not exist\n",
 379                new_ndn, 0, 0 );
 380 #endif
 381
 382         /* Get attribute type and attribute value of our new rdn, we will
 383          * need to add that to our new entry
 384          */
 385         if ( (new_rdn_type = rdn_attr_type( newrdn )) == NULL ) {
 386 #ifdef NEW_LOGGING
 387                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 388                            "ldbm_back_modrdn: can't figure out type of newrdn\n" ));
 389 #else
 390                 Debug( LDAP_DEBUG_TRACE,
 391                        "ldbm_back_modrdn: can't figure out type of newrdn\n",
 392                        0, 0, 0 );
 393 #endif
 394
 395                 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
 396                         NULL, "unknown type used in RDN", NULL, NULL );
 397                 goto return_results;
 398         }
 399
 400         if ( (new_rdn_val = rdn_attr_value( newrdn )) == NULL ) {
 401 #ifdef NEW_LOGGING
 402                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 403                            "ldbm_back_modrdn: can't figure out val of newrdn\n"));
 404 #else
 405                 Debug( LDAP_DEBUG_TRACE,
 406                        "ldbm_back_modrdn: can't figure out val of newrdn\n",
 407                        0, 0, 0 );
 408 #endif
 409
 410                 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
 411                         NULL, "could not parse RDN value", NULL, NULL );
 412                 goto return_results;
 413         }
 414
 415 #ifdef NEW_LOGGING
 416         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 417                    "ldbm_back_modrdn: new_rdn_val=\"%s\", new_rdn_type=\"%s\"\n",
 418                    new_rdn_val, new_rdn_type ));
 419 #else
 420         Debug( LDAP_DEBUG_TRACE,
 421                "ldbm_back_modrdn: new_rdn_val=\"%s\", new_rdn_type=\"%s\"\n",
 422                new_rdn_val, new_rdn_type, 0 );
 423 #endif
 424
 425         /* Retrieve the old rdn from the entry's dn */
 426         if ( (old_rdn = dn_rdn( be, dn )) == NULL ) {
 427 #ifdef NEW_LOGGING
 428                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 429                            "ldbm_back_modrdn: can't figure out old_rdn from dn (%s)\n",
 430                            dn ));
 431 #else
 432                 Debug( LDAP_DEBUG_TRACE,
 433                        "ldbm_back_modrdn: can't figure out old_rdn from dn\n",
 434                        0, 0, 0 );
 435 #endif
 436
 437                 send_ldap_result( conn, op, LDAP_OTHER,
 438                         NULL, "could not parse old DN", NULL, NULL );
 439                 goto return_results;
 440         }
 441
 442         if ( (old_rdn_type = rdn_attr_type( old_rdn )) == NULL ) {
 443 #ifdef NEW_LOGGING
 444                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 445                            "ldbm_back_modrdn: can't figure out the old_rdn type.\n" ));
 446 #else
 447                 Debug( LDAP_DEBUG_TRACE,
 448                        "ldbm_back_modrdn: can't figure out the old_rdn type\n",
 449                        0, 0, 0 );
 450 #endif
 451
 452                 send_ldap_result( conn, op, LDAP_OTHER,
 453                         NULL, "count parse RDN from old DN", NULL, NULL );
 454                 goto return_results;
 455         }
 456
 457         if ( newSuperior == NULL
 458                 && strcasecmp( old_rdn_type, new_rdn_type ) != 0 )
 459         {
 460             /* Not a big deal but we may say something */
 461 #ifdef NEW_LOGGING
 462             LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 463                        "ldbm_back_modrdn: old_rdn_type=%s new_rdn_type-%s\n",
 464                        old_rdn_type, new_rdn_type ));
 465 #else
 466             Debug( LDAP_DEBUG_TRACE,
 467                    "ldbm_back_modrdn: old_rdn_type=%s, new_rdn_type=%s!\n",
 468                    old_rdn_type, new_rdn_type, 0 );
 469 #endif
 470         }
 471
 472 #ifdef NEW_LOGGING
 473         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 474                    "ldbm_back_modrdn:  DN_X500\n" ));
 475 #else
 476                 Debug( LDAP_DEBUG_TRACE, "ldbm_back_modrdn: DN_X500\n",
 477                        0, 0, 0 );
 478 #endif
 479
 480                 /* Add new attribute value to the entry.
 481                  */
 482
 483                 add_bvals[0] = &add_bv;         /* Array of bervals */
 484                 add_bvals[1] = NULL;
 485
 486                 add_bv.bv_val = new_rdn_val;
 487                 add_bv.bv_len = strlen(new_rdn_val);
 488
 489                 {
 490                         int rc;
 491
 492                         mod[0].sml_desc = NULL;
 493                         rc = slap_str2ad( new_rdn_type, &mod[0].sml_desc, &text );
 494
 495                         if( rc != LDAP_SUCCESS ) {
 496 #ifdef NEW_LOGGING
 497                                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 498                                            "ldbm_back_modrdn: slap_str2ad error: %s (%s)\n",
 499                                            text, new_rdn_type ));
 500 #else
 501                                 Debug( LDAP_DEBUG_TRACE,
 502                                         "ldbm_back_modrdn: %s: %s (new)\n",
 503                                         text, new_rdn_type, 0 );
 504 #endif
 505
 506                                 send_ldap_result( conn, op, rc,
 507                                         NULL, text, NULL, NULL );
 508                                 goto return_results;
 509                         }
 510                 }
 511
 512                 mod[0].sml_bvalues = add_bvals;
 513                 mod[0].sml_op = SLAP_MOD_SOFTADD;
 514                 mod[0].sml_next = NULL;
 515
 516                 /* Remove old rdn value if required */
 517                 if (deleteoldrdn) {
 518                         /* Get value of old rdn */
 519
 520                         if ((old_rdn_val = rdn_attr_value( old_rdn )) == NULL) {
 521 #ifdef NEW_LOGGING
 522                                 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 523                                            "ldbm_back_modrdn: can't figure out old_rdn_val from old_rdn\n" ));
 524 #else
 525                                 Debug( LDAP_DEBUG_TRACE,
 526                                        "ldbm_back_modrdn: can't figure out old_rdn_val from old_rdn\n",
 527                                        0, 0, 0 );
 528 #endif
 529
 530                                 send_ldap_result( conn, op, LDAP_OTHER,
 531                                         NULL, "could not parse value from old RDN", NULL, NULL );
 532                                 goto return_results;
 533                         }
 534
 535                         del_bvals[0] = &del_bv;         /* Array of bervals */
 536                         del_bvals[1] = NULL;
 537
 538                         /* Remove old value of rdn as an attribute. */
 539
 540                         del_bv.bv_val = old_rdn_val;
 541                         del_bv.bv_len = strlen(old_rdn_val);
 542
 543                         {
 544                                 int rc;
 545
 546                                 mod[1].sml_desc = NULL;
 547                                 rc = slap_str2ad( old_rdn_type, &mod[1].sml_desc, &text );
 548
 549                                 if( rc != LDAP_SUCCESS ) {
 550 #ifdef NEW_LOGGING
 551                                         LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
 552                                                    "ldbm_back_modrdn: %s: %s (old)\n",
 553                                                    text, old_rdn_type ));
 554 #else
 555                                         Debug( LDAP_DEBUG_TRACE,
 556                                                 "ldbm_back_modrdn: %s: %s (old)\n",
 557                                                 text, old_rdn_type, 0 );
 558 #endif
 559
 560                                         send_ldap_result( conn, op, rc,
 561                                                 NULL, text, NULL, NULL );
 562                                         goto return_results;
 563                                 }
 564                         }
 565
 566                         mod[0].sml_next = &mod[1];
 567                         mod[1].sml_bvalues = del_bvals;
 568                         mod[1].sml_op = LDAP_MOD_DELETE;
 569                         mod[1].sml_next = NULL;
 570
 571 #ifdef NEW_LOGGING
 572                         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 573                                    "ldbm_back_modrdn: removing old_rdn_val=%s\n", old_rdn_val ));
 574 #else
 575                         Debug( LDAP_DEBUG_TRACE,
 576                                "ldbm_back_modrdn: removing old_rdn_val=%s\n",
 577                                old_rdn_val, 0, 0 );
 578 #endif
 579                 }
 580
 581         /* check for abandon */
 582         ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
 583         if ( op->o_abandon ) {
 584                 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 585                 goto return_results;
 586         }
 587         ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
 588
 589         /* delete old one */
 590         if ( dn2id_delete( be, e->e_ndn, e->e_id ) != 0 ) {
 591                 send_ldap_result( conn, op, LDAP_OTHER,
 592                         NULL, "DN index delete fail", NULL, NULL );
 593                 goto return_results;
 594         }
 595
 596         (void) cache_delete_entry( &li->li_cache, e );
 597
 598         /* XXX: there is no going back! */
 599
 600         free( e->e_dn );
 601         free( e->e_ndn );
 602         e->e_dn = new_dn;
 603         e->e_ndn = new_ndn;
 604         new_dn = NULL;
 605         new_ndn = NULL;
 606
 607         /* add new one */
 608         if ( dn2id_add( be, e->e_ndn, e->e_id ) != 0 ) {
 609                 send_ldap_result( conn, op, LDAP_OTHER,
 610                         NULL, "DN index add failed", NULL, NULL );
 611                 goto return_results;
 612         }
 613
 614         /* modify memory copy of entry */
 615         rc = ldbm_modify_internal( be, conn, op, dn, &mod[0], e, &text );
 616
 617         if( rc != LDAP_SUCCESS ) {
 618                 if( rc != SLAPD_ABANDON ) {
 619                         send_ldap_result( conn, op, rc,
 620                                 NULL, text, NULL, NULL );
 621                 }
 622
 623             goto return_results;
 624         }
 625
 626         (void) cache_update_entry( &li->li_cache, e );
 627
 628         /* NOTE: after this you must not free new_dn or new_ndn!
 629          * They are used by cache.
 630          */
 631
 632         /* id2entry index */
 633         if ( id2entry_add( be, e ) != 0 ) {
 634                 entry_free( e );
 635                 send_ldap_result( conn, op, LDAP_OTHER,
 636                         NULL, "entry update failed", NULL, NULL );
 637                 goto return_results;
 638         }
 639
 640         send_ldap_result( conn, op, LDAP_SUCCESS,
 641                 NULL, NULL, NULL, NULL );
 642         rc = 0;
 643
 644 return_results:
 645         if( new_dn != NULL ) free( new_dn );
 646         if( new_ndn != NULL ) free( new_ndn );
 647
 648         if( p_dn != NULL ) free( p_dn );
 649         if( p_ndn != NULL ) free( p_ndn );
 650
 651         /* LDAP v2 supporting correct attribute handling. */
 652         if( new_rdn_type != NULL ) free(new_rdn_type);
 653         if( new_rdn_val != NULL ) free(new_rdn_val);
 654         if( old_rdn != NULL ) free(old_rdn);
 655         if( old_rdn_type != NULL ) free(old_rdn_type);
 656         if( old_rdn_val != NULL ) free(old_rdn_val);
 657
 658         /* LDAP v3 Support */
 659         if ( np_dn != NULL ) free( np_dn );
 660         if ( np_ndn != NULL ) free( np_ndn );
 661
 662         if( np != NULL ) {
 663                 /* free new parent and writer lock */
 664                 cache_return_entry_w( &li->li_cache, np );
 665         }
 666
 667         if( p != NULL ) {
 668                 /* free parent and writer lock */
 669                 cache_return_entry_w( &li->li_cache, p );
 670         }
 671
 672         if ( rootlock ) {
 673                 /* release root writer lock */
 674                 ldap_pvt_thread_mutex_unlock(&li->li_root_mutex);
 675         }
 676
 677         /* free entry and writer lock */
 678         cache_return_entry_w( &li->li_cache, e );
 679         return( rc );
 680 }