git.sur5r.net Git - openldap/blob - servers/slapd/back-bdb/lcup.c

   1 /* lcup.c - lcup operations */
   2 /*
   3  * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
   4  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   5  */
   6
   7 #include "portable.h"
   8
   9 #include <stdio.h>
  10
  11 #include "back-bdb.h"
  12 #include "idl.h"
  13 #include "external.h"
  14
  15 #ifdef LDAP_CLIENT_UPDATE
  16
  17 int
  18 bdb_abandon(
  19         BackendDB       *be,
  20         Connection      *conn,
  21         ber_int_t       id )
  22 {
  23         Operation       *ps_list;
  24         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
  25
  26         LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
  27                 if ( ps_list->o_connid == conn->c_connid ) {
  28                         if ( ps_list->o_msgid == id ) {
  29                                 ps_list->o_abandon = 1;
  30                                 LDAP_LIST_REMOVE( ps_list, link );
  31                                 slap_op_free ( ps_list );
  32                                 return LDAP_SUCCESS;
  33                         }
  34                 }
  35         }
  36         return LDAP_UNAVAILABLE;
  37 }
  38
  39 int
  40 bdb_add_psearch_spec(
  41         BackendDB       *be,
  42         Connection      *conn,
  43         Operation       *op,
  44         struct berval   *base,
  45         struct berval   *nbase,
  46         int             scope,
  47         int             deref,
  48         int             slimit,
  49         int             tlimit,
  50         Filter          *filter,
  51         struct berval   *fstr,
  52         AttributeName   *attrs,
  53         int             attrsonly )
  54 {
  55         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
  56
  57         LDAP_LIST_FIRST(&op->psearch_spec) = (struct lcup_search_spec *)
  58                         calloc ( 1, sizeof ( struct lcup_search_spec ) );
  59
  60         LDAP_LIST_FIRST(&op->psearch_spec)->op = op;
  61
  62         LDAP_LIST_FIRST(&op->psearch_spec)->base = ber_dupbv(NULL, base);
  63         LDAP_LIST_FIRST(&op->psearch_spec)->nbase = ber_dupbv(NULL, nbase);
  64
  65         LDAP_LIST_FIRST(&op->psearch_spec)->scope = scope;
  66         LDAP_LIST_FIRST(&op->psearch_spec)->deref = deref;
  67         LDAP_LIST_FIRST(&op->psearch_spec)->slimit = slimit;
  68         LDAP_LIST_FIRST(&op->psearch_spec)->tlimit = tlimit;
  69
  70         LDAP_LIST_FIRST(&op->psearch_spec)->filter = filter;
  71         LDAP_LIST_FIRST(&op->psearch_spec)->filterstr = ber_dupbv(NULL, fstr);
  72         LDAP_LIST_FIRST(&op->psearch_spec)->attrs = attrs;
  73
  74         LDAP_LIST_FIRST(&op->psearch_spec)->attrsonly = attrsonly;
  75
  76         LDAP_LIST_FIRST(&op->psearch_spec)->entry_count = 0;
  77
  78         LDAP_LIST_INSERT_HEAD( &bdb->psearch_list, op, link );
  79 }
  80
  81 int
  82 bdb_psearch(
  83         BackendDB       *be,
  84         Connection      *conn,
  85         Operation       *op,
  86         Operation       *ps_op,
  87         Entry           *entry,
  88         int             psearch_type )
  89 {
  90         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
  91         int             rc;
  92         const char *text = NULL;
  93         time_t          stoptime;
  94         unsigned        cursor;
  95         ID              id;
  96         ID              candidates[BDB_IDL_UM_SIZE];
  97         Entry           *e = NULL;
  98         BerVarray v2refs = NULL;
  99         Entry   *matched = NULL;
 100         struct berval   realbase = { 0, NULL };
 101         int             nentries = 0;
 102         int             manageDSAit;
 103
 104         Filter lcupf, csnfnot, csnfeq, csnfand, csnfge;
 105         AttributeAssertion aa_ge, aa_eq;
 106         struct berval entrycsn_bv = { 0, NULL };
 107         struct berval latest_entrycsn_bv = { 0, NULL };
 108
 109         struct slap_limits_set *limit = NULL;
 110         int isroot = 0;
 111         int scopeok = 0;
 112
 113         u_int32_t       locker;
 114         DB_LOCK         lock;
 115
 116         Connection      *ps_conn   = ps_op->o_conn;
 117         struct berval   *base      = LDAP_LIST_FIRST(&ps_op->psearch_spec)->base;
 118         struct berval   *nbase     = LDAP_LIST_FIRST(&ps_op->psearch_spec)->nbase;
 119         int             scope      = LDAP_LIST_FIRST(&ps_op->psearch_spec)->scope;
 120         int             deref      = LDAP_LIST_FIRST(&ps_op->psearch_spec)->deref;
 121         int             slimit     = LDAP_LIST_FIRST(&ps_op->psearch_spec)->slimit;
 122         int             tlimit     = LDAP_LIST_FIRST(&ps_op->psearch_spec)->tlimit;
 123         Filter          *filter    = LDAP_LIST_FIRST(&ps_op->psearch_spec)->filter;
 124         struct berval   *filterstr = LDAP_LIST_FIRST(&ps_op->psearch_spec)->filterstr;
 125         int             attrsonly  = LDAP_LIST_FIRST(&ps_op->psearch_spec)->attrsonly;
 126         AttributeName   *attrs;
 127
 128         if ( psearch_type != LCUP_PSEARCH_BY_DELETE &&
 129                                 psearch_type != LCUP_PSEARCH_BY_SCOPEOUT ) {
 130                 attrs     = LDAP_LIST_FIRST(&ps_op->psearch_spec)->attrs;
 131         } else {
 132                 attrs     = uuid_attr;
 133         }
 134
 135 #ifdef NEW_LOGGING
 136         LDAP_LOG ( OPERATION, ENTRY, "bdb_back_search\n", 0, 0, 0 );
 137 #else
 138         Debug( LDAP_DEBUG_TRACE, "=> bdb_back_search\n",
 139                 0, 0, 0);
 140 #endif
 141
 142         manageDSAit = get_manageDSAit( ps_op );
 143
 144         rc = LOCK_ID (bdb->bi_dbenv, &locker );
 145         switch(rc) {
 146         case 0:
 147                 break;
 148         default:
 149                 send_ldap_result( ps_conn, ps_op, rc=LDAP_OTHER,
 150                         NULL, "internal error", NULL, NULL );
 151                 return rc;
 152         }
 153
 154         if ( nbase->bv_len == 0 ) {
 155                 /* DIT root special case */
 156                 e = (Entry *) &slap_entry_root;
 157                 rc = 0;
 158         } else
 159 #ifdef BDB_ALIASES
 160         /* get entry with reader lock */
 161         if ( deref & LDAP_DEREF_FINDING ) {
 162                 e = deref_dn_r( be, nbase-, &err, &matched, &text );
 163
 164         } else
 165 #endif
 166         {
 167 dn2entry_retry:
 168                 rc = bdb_dn2entry_r( be, NULL, nbase, &e, &matched, 0, locker, &lock );
 169         }
 170
 171         switch(rc) {
 172         case DB_NOTFOUND:
 173         case 0:
 174                 break;
 175         case LDAP_BUSY:
 176                 if (e != NULL) {
 177                         bdb_cache_return_entry_r(bdb->bi_dbenv, &bdb->bi_cache, e, &lock);
 178                 }
 179                 if (matched != NULL) {
 180                         bdb_cache_return_entry_r(bdb->bi_dbenv, &bdb->bi_cache, matched, &lock);
 181                 }
 182                 send_ldap_result( ps_conn, ps_op, LDAP_BUSY,
 183                         NULL, "ldap server busy", NULL, NULL );
 184                 LOCK_ID_FREE (bdb->bi_dbenv, locker );
 185                 return LDAP_BUSY;
 186         case DB_LOCK_DEADLOCK:
 187         case DB_LOCK_NOTGRANTED:
 188                 goto dn2entry_retry;
 189         default:
 190                 if (e != NULL) {
 191                         bdb_cache_return_entry_r(bdb->bi_dbenv, &bdb->bi_cache, e, &lock);
 192                 }
 193                 if (matched != NULL) {
 194                         bdb_cache_return_entry_r(bdb->bi_dbenv, &bdb->bi_cache, matched, &lock);
 195                 }
 196                 send_ldap_result( ps_conn, ps_op, rc=LDAP_OTHER,
 197                         NULL, "internal error", NULL, NULL );
 198                 LOCK_ID_FREE (bdb->bi_dbenv, locker );
 199                 return rc;
 200         }
 201
 202         if ( e == NULL ) {
 203                 struct berval matched_dn = { 0, NULL };
 204                 BerVarray refs = NULL;
 205
 206                 if ( matched != NULL ) {
 207                         BerVarray erefs;
 208                         ber_dupbv( &matched_dn, &matched->e_name );
 209
 210                         erefs = is_entry_referral( matched )
 211                                 ? get_entry_referrals( be, ps_conn, ps_op, matched )
 212                                 : NULL;
 213
 214                         bdb_cache_return_entry_r (bdb->bi_dbenv, &bdb->bi_cache, matched, &lock);
 215                         matched = NULL;
 216
 217                         if( erefs ) {
 218                                 refs = referral_rewrite( erefs, &matched_dn,
 219                                         base, scope );
 220                                 ber_bvarray_free( erefs );
 221                         }
 222
 223                 } else {
 224                         refs = referral_rewrite( default_referral,
 225                                 NULL, base, scope );
 226                 }
 227
 228                 send_ldap_result( ps_conn, ps_op,       rc=LDAP_REFERRAL ,
 229                         matched_dn.bv_val, text, refs, NULL );
 230
 231                 LOCK_ID_FREE (bdb->bi_dbenv, locker );
 232                 if ( refs ) ber_bvarray_free( refs );
 233                 if ( matched_dn.bv_val ) ber_memfree( matched_dn.bv_val );
 234                 return rc;
 235         }
 236
 237         if (!manageDSAit && e != &slap_entry_root && is_entry_referral( e ) ) {
 238                 /* entry is a referral, don't allow add */
 239                 struct berval matched_dn;
 240                 BerVarray erefs, refs;
 241
 242                 ber_dupbv( &matched_dn, &e->e_name );
 243                 erefs = get_entry_referrals( be, ps_conn, ps_op, e );
 244                 refs = NULL;
 245
 246                 bdb_cache_return_entry_r( bdb->bi_dbenv, &bdb->bi_cache, e, &lock );
 247                 e = NULL;
 248
 249                 if( erefs ) {
 250                         refs = referral_rewrite( erefs, &matched_dn,
 251                                 base, scope );
 252                         ber_bvarray_free( erefs );
 253                 }
 254
 255 #ifdef NEW_LOGGING
 256                 LDAP_LOG ( OPERATION, RESULTS,
 257                         "bdb_search: entry is referral\n", 0, 0, 0 );
 258 #else
 259                 Debug( LDAP_DEBUG_TRACE, "bdb_search: entry is referral\n",
 260                         0, 0, 0 );
 261 #endif
 262
 263                 send_ldap_result( ps_conn, ps_op, LDAP_REFERRAL,
 264                         matched_dn.bv_val,
 265                         refs ? NULL : "bad referral object",
 266                         refs, NULL );
 267
 268                 LOCK_ID_FREE (bdb->bi_dbenv, locker );
 269                 ber_bvarray_free( refs );
 270                 ber_memfree( matched_dn.bv_val );
 271                 return 1;
 272         }
 273
 274         /* if not root, get appropriate limits */
 275         if ( be_isroot( be, &ps_op->o_ndn ) ) {
 276                 isroot = 1;
 277         } else {
 278                 ( void ) get_limits( be, &ps_op->o_ndn, &limit );
 279         }
 280
 281         /* The time/size limits come first because they require very little
 282          * effort, so there's no chance the candidates are selected and then
 283          * the request is not honored only because of time/size constraints */
 284
 285         /* if no time limit requested, use soft limit (unless root!) */
 286         if ( isroot ) {
 287                 if ( tlimit == 0 ) {
 288                         tlimit = -1;    /* allow root to set no limit */
 289                 }
 290
 291                 if ( slimit == 0 ) {
 292                         slimit = -1;
 293                 }
 294
 295         } else {
 296                 /* if no limit is required, use soft limit */
 297                 if ( tlimit <= 0 ) {
 298                         tlimit = limit->lms_t_soft;
 299
 300                 /* if requested limit higher than hard limit, abort */
 301                 } else if ( tlimit > limit->lms_t_hard ) {
 302                         /* no hard limit means use soft instead */
 303                         if ( limit->lms_t_hard == 0 && tlimit > limit->lms_t_soft ) {
 304                                 tlimit = limit->lms_t_soft;
 305
 306                         /* positive hard limit means abort */
 307                         } else if ( limit->lms_t_hard > 0 ) {
 308                                 send_search_result( ps_conn, ps_op,
 309                                                 LDAP_UNWILLING_TO_PERFORM,
 310                                                 NULL, NULL, NULL, NULL, 0 );
 311                                 rc = 0;
 312                                 goto done;
 313                         }
 314
 315                         /* negative hard limit means no limit */
 316                 }
 317
 318                 /* if no limit is required, use soft limit */
 319                 if ( slimit <= 0 ) {
 320                         slimit = limit->lms_s_soft;
 321
 322                 /* if requested limit higher than hard limit, abort */
 323                 } else if ( slimit > limit->lms_s_hard ) {
 324                         /* no hard limit means use soft instead */
 325                         if ( limit->lms_s_hard == 0 && slimit > limit->lms_s_soft ) {
 326                                 slimit = limit->lms_s_soft;
 327
 328                         /* positive hard limit means abort */
 329                         } else if ( limit->lms_s_hard > 0 ) {
 330                                 send_search_result( ps_conn, ps_op,
 331                                                 LDAP_UNWILLING_TO_PERFORM,
 332                                                 NULL, NULL, NULL, NULL, 0 );
 333                                 rc = 0;
 334                                 goto done;
 335                         }
 336
 337                         /* negative hard limit means no limit */
 338                 }
 339         }
 340
 341         /* compute it anyway; root does not use it */
 342         stoptime = ps_op->o_time + tlimit;
 343
 344         /* candidates = { e } */
 345         candidates[0] = 1;
 346         candidates[1] = entry->e_id;
 347
 348         /* need normalized dn below */
 349         ber_dupbv( &realbase, &e->e_nname );
 350
 351         if ( e != &slap_entry_root ) {
 352                 bdb_cache_return_entry_r(bdb->bi_dbenv, &bdb->bi_cache, e, &lock);
 353         }
 354         e = NULL;
 355
 356         if ( candidates[0] == 0 ) {
 357 #ifdef NEW_LOGGING
 358                 LDAP_LOG ( OPERATION, RESULTS,
 359                         "bdb_search: no candidates\n", 0, 0, 0 );
 360 #else
 361                 Debug( LDAP_DEBUG_TRACE, "bdb_search: no candidates\n",
 362                         0, 0, 0 );
 363 #endif
 364
 365                 send_search_result( ps_conn, ps_op,
 366                         LDAP_SUCCESS,
 367                         NULL, NULL, NULL, NULL, 0 );
 368
 369                 rc = 1;
 370                 goto done;
 371         }
 372
 373         /* if not root and candidates exceed to-be-checked entries, abort */
 374         if ( !isroot && limit->lms_s_unchecked != -1 ) {
 375                 if ( BDB_IDL_N(candidates) > (unsigned) limit->lms_s_unchecked ) {
 376                         send_search_result( ps_conn, ps_op,
 377                                         LDAP_ADMINLIMIT_EXCEEDED,
 378                                         NULL, NULL, NULL, NULL, 0 );
 379                         rc = 1;
 380                         goto done;
 381                 }
 382         }
 383
 384         lcupf.f_choice = LDAP_FILTER_AND;
 385         lcupf.f_and = &csnfnot;
 386         lcupf.f_next = NULL;
 387
 388         csnfnot.f_choice = LDAP_FILTER_NOT;
 389         csnfnot.f_not = &csnfeq;
 390         csnfnot.f_next = &csnfand;
 391
 392         csnfeq.f_choice = LDAP_FILTER_EQUALITY;
 393         csnfeq.f_ava = &aa_eq;
 394         csnfeq.f_av_desc = slap_schema.si_ad_entryCSN;
 395         ber_dupbv( &csnfeq.f_av_value, &ps_op->o_clientupdate_state );
 396
 397         csnfand.f_choice = LDAP_FILTER_AND;
 398         csnfand.f_and = &csnfge;
 399         csnfand.f_next = NULL;
 400
 401         csnfge.f_choice = LDAP_FILTER_GE;
 402         csnfge.f_ava = &aa_ge;
 403         csnfge.f_av_desc = slap_schema.si_ad_entryCSN;
 404         ber_dupbv( &csnfge.f_av_value, &ps_op->o_clientupdate_state );
 405         csnfge.f_next = filter;
 406
 407         if ( !BDB_IDL_IS_RANGE( candidates ) ) {
 408                 cursor = bdb_idl_search( candidates, entry->e_id );
 409                 if ( candidates[cursor] != entry->e_id ) {
 410                         rc = LDAP_SUCCESS;
 411                         goto done;
 412                 }
 413         } else {
 414                 if ( entry->e_id < BDB_IDL_RANGE_FIRST(candidates) &&
 415                      entry->e_id > BDB_IDL_RANGE_LAST(candidates) ) {
 416                         rc = LDAP_SUCCESS;
 417                         goto done;
 418                 }
 419         }
 420
 421         id = entry->e_id;
 422
 423         /* check for abandon */
 424         if ( ps_op->o_abandon ) {
 425                 rc = 0;
 426                 goto done;
 427         }
 428
 429         /* check time limit */
 430         if ( tlimit != -1 && slap_get_time() > stoptime ) {
 431                 send_search_result( ps_conn, ps_op, rc = LDAP_TIMELIMIT_EXCEEDED,
 432                         NULL, NULL, v2refs, NULL, nentries );
 433                 goto done;
 434         }
 435
 436         e = entry;
 437
 438 #ifdef BDB_SUBENTRIES
 439         if ( is_entry_subentry( e ) ) {
 440                 if( scope != LDAP_SCOPE_BASE ) {
 441                         if(!get_subentries_visibility( ps_op )) {
 442                                 /* only subentries are visible */
 443                                 goto test_done;
 444                         }
 445
 446                 } else if ( get_subentries( ps_op ) &&
 447                         !get_subentries_visibility( ps_op ))
 448                 {
 449                         /* only subentries are visible */
 450                         goto test_done;
 451                 }
 452
 453         } else if ( get_subentries_visibility( ps_op )) {
 454                 /* only subentries are visible */
 455                 goto test_done;
 456         }
 457 #endif
 458
 459 #ifdef BDB_ALIASES
 460         if ( deref & LDAP_DEREF_SEARCHING && is_entry_alias( e ) ) {
 461                 Entry *matched;
 462                 int err;
 463                 const char *text;
 464
 465                 e = deref_entry_r( be, e, &err, &matched, &text );
 466
 467                 if( e == NULL ) {
 468                         e = matched;
 469                         goto test_done;
 470                 }
 471
 472                 if( e->e_id == id ) {
 473                         /* circular loop */
 474                         goto test_done;
 475                 }
 476
 477                 /* need to skip alias which deref into scope */
 478                 if( scope & LDAP_SCOPE_ONELEVEL ) {
 479                         struct berval   pdn;
 480
 481                         dnParent( &e->e_nname, &pdn ):
 482                         if ( ber_bvcmp( pdn, &realbase ) ) {
 483                                 goto test_done;
 484                         }
 485
 486                 } else if ( dnIsSuffix( &e->e_nname, &realbase ) ) {
 487                         /* alias is within scope */
 488 #ifdef NEW_LOGGING
 489                         LDAP_LOG ( OPERATION, RESULTS,
 490                                 "bdb_search: \"%s\" in subtree\n", e->edn, 0, 0);
 491 #else
 492                         Debug( LDAP_DEBUG_TRACE,
 493                                 "bdb_search: \"%s\" in subtree\n",
 494                                 e->e_dn, 0, 0 );
 495 #endif
 496                         goto test_done;
 497                 }
 498
 499                 scopeok = 1;
 500         }
 501 #endif
 502
 503         /*
 504          * if it's a referral, add it to the list of referrals. only do
 505          * this for non-base searches, and don't check the filter
 506          * explicitly here since it's only a candidate anyway.
 507          */
 508         if ( !manageDSAit && scope != LDAP_SCOPE_BASE &&
 509                 is_entry_referral( e ) )
 510         {
 511                 struct berval   dn;
 512
 513                 /* check scope */
 514                 if ( !scopeok && scope == LDAP_SCOPE_ONELEVEL ) {
 515                         if ( !be_issuffix( be, &e->e_nname ) ) {
 516                                 dnParent( &e->e_nname, &dn );
 517                                 scopeok = dn_match( &dn, &realbase );
 518                         } else {
 519                                 scopeok = (realbase.bv_len == 0);
 520                         }
 521
 522                 } else if ( !scopeok && scope == LDAP_SCOPE_SUBTREE ) {
 523                         scopeok = dnIsSuffix( &e->e_nname, &realbase );
 524
 525                 } else {
 526                         scopeok = 1;
 527                 }
 528
 529                 if( scopeok ) {
 530                         BerVarray erefs = get_entry_referrals(
 531                                 be, ps_conn, ps_op, e );
 532                         BerVarray refs = referral_rewrite( erefs,
 533                                 &e->e_name, NULL,
 534                                 scope == LDAP_SCOPE_SUBTREE
 535                                         ? LDAP_SCOPE_SUBTREE
 536                                         : LDAP_SCOPE_BASE );
 537
 538                         send_search_reference( be, ps_conn, ps_op,
 539                                 e, refs, NULL, &v2refs );
 540
 541                         ber_bvarray_free( refs );
 542
 543                 } else {
 544 #ifdef NEW_LOGGING
 545                         LDAP_LOG(OPERATION, DETAIL2,
 546                                 "bdb_search: candidate referral %ld scope not okay\n",
 547                                 id, 0, 0 );
 548 #else
 549                         Debug( LDAP_DEBUG_TRACE,
 550                                 "bdb_search: candidate referral %ld scope not okay\n",
 551                                 id, 0, 0 );
 552 #endif
 553                 }
 554
 555                 goto test_done;
 556         }
 557
 558         if ( psearch_type != LCUP_PSEARCH_BY_SCOPEOUT ) {
 559                 rc = test_filter( be, ps_conn, ps_op, e, &lcupf );
 560         } else {
 561                 rc = LDAP_COMPARE_TRUE;
 562         }
 563
 564         if ( rc == LDAP_COMPARE_TRUE ) {
 565                 struct berval   dn;
 566
 567                 /* check scope */
 568                 if ( !scopeok && scope == LDAP_SCOPE_ONELEVEL ) {
 569                         if ( be_issuffix( be, &e->e_nname ) ) {
 570                                 scopeok = (realbase.bv_len == 0);
 571                         } else {
 572                                 dnParent( &e->e_nname, &dn );
 573                                 scopeok = dn_match( &dn, &realbase );
 574                         }
 575
 576                 } else if ( !scopeok && scope == LDAP_SCOPE_SUBTREE ) {
 577                         scopeok = dnIsSuffix( &e->e_nname, &realbase );
 578
 579                 } else {
 580                         scopeok = 1;
 581                 }
 582
 583                 if ( scopeok ) {
 584                         /* check size limit */
 585                         if ( --slimit == -1 ) {
 586                                 send_search_result( ps_conn, ps_op,
 587                                         rc = LDAP_SIZELIMIT_EXCEEDED, NULL, NULL,
 588                                         v2refs, NULL, nentries );
 589                                 goto done;
 590                         }
 591
 592                         if (e) {
 593                                 int result;
 594
 595 #if 0   /* noop is masked SLAP_CTRL_UPDATE */
 596                                 if( ps_op->o_noop ) {
 597                                         result = 0;
 598                                 } else
 599 #endif
 600                                 {
 601                                         if ( psearch_type == LCUP_PSEARCH_BY_ADD ||
 602                                              psearch_type == LCUP_PSEARCH_BY_DELETE ||
 603                                              psearch_type == LCUP_PSEARCH_BY_MODIFY ||
 604                                              psearch_type == LCUP_PSEARCH_BY_SCOPEOUT ) {
 605                                                 Attribute* a;
 606                                                 int ret;
 607                                                 int res;
 608                                                 const char *text = NULL;
 609                                                 LDAPControl *ctrls[2];
 610                                                 struct berval *bv;
 611
 612                                                 BerElement *ber = ber_alloc_t( LBER_USE_DER );
 613
 614                                                 if ( ber == NULL ) {
 615 #ifdef NEW_LOGGING
 616                                                         LDAP_LOG ( OPERATION, RESULTS,
 617                                                                 "bdb_search: ber_alloc_t failed\n",
 618                                                                 0, 0, 0 );
 619 #else
 620                                                         Debug( LDAP_DEBUG_TRACE,
 621                                                                 "bdb_search: ber_alloc_t failed\n",
 622                                                                 0, 0, 0 );
 623 #endif
 624                                                         send_ldap_result( ps_conn, ps_op, rc=LDAP_OTHER,
 625                                                                 NULL, "internal error", NULL, NULL );
 626                                                         goto done;
 627                                                 }
 628
 629                                                 LDAP_LIST_FIRST(&ps_op->psearch_spec)->entry_count++;
 630
 631                                                 ctrls[0] = ch_malloc ( sizeof ( LDAPControl ) );
 632                                                 ctrls[1] = NULL;
 633
 634                                                 if ( LDAP_LIST_FIRST(&ps_op->psearch_spec)->entry_count % ps_op->o_clientupdate_interval == 0 ) {
 635                                                         /* Send cookie */
 636                                                         for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
 637                                                                 AttributeDescription *desc = a->a_desc;
 638                                                                 if ( desc == slap_schema.si_ad_entryCSN ) {
 639                                                                         ber_dupbv( &entrycsn_bv, &a->a_vals[0] );
 640                                                                         if ( latest_entrycsn_bv.bv_val == NULL ) {
 641                                                                                 ber_dupbv( &latest_entrycsn_bv, &entrycsn_bv );
 642                                                                         } else {
 643                                                                                 res = value_match( &ret, desc,
 644                                                                                         desc->ad_type->sat_ordering,
 645                                                                                         SLAP_MR_ASSERTION_SYNTAX_MATCH,
 646                                                                                         &entrycsn_bv, &latest_entrycsn_bv, &text );
 647                                                                                 if ( res != LDAP_SUCCESS ) {
 648                                                                                         ret = 0;
 649 #ifdef NEW_LOGGING
 650                                                                                         LDAP_LOG ( OPERATION, RESULTS,
 651                                                                                                 "bdb_search: value_match failed\n",
 652                                                                                                 0, 0, 0 );
 653 #else
 654                                                                                         Debug( LDAP_DEBUG_TRACE,
 655                                                                                                 "bdb_search: value_match failed\n",
 656                                                                                                 0, 0, 0 );
 657 #endif
 658                                                                                 }
 659
 660                                                                                 if ( ret > 0 ) {
 661                                                                                         ch_free( latest_entrycsn_bv.bv_val );
 662                                                                                         latest_entrycsn_bv.bv_val = NULL;
 663                                                                                         ber_dupbv( &latest_entrycsn_bv,
 664                                                                                                 &entrycsn_bv );
 665                                                                                 }
 666                                                                         }
 667                                                                 }
 668                                                         }
 669
 670                                                         if ( psearch_type != LCUP_PSEARCH_BY_DELETE || psearch_type != LCUP_PSEARCH_BY_SCOPEOUT ) {
 671                                                                 ber_printf( ber,
 672                                                                         "{bb{sON}N}",
 673                                                                         SLAP_LCUP_STATE_UPDATE_FALSE,
 674                                                                         SLAP_LCUP_ENTRY_DELETED_FALSE,
 675                                                                         LCUP_COOKIE_OID, &entrycsn_bv );
 676                                                         } else {
 677                                                                 ber_printf( ber,
 678                                                                         "{bb{sON}N}",
 679                                                                         SLAP_LCUP_STATE_UPDATE_FALSE,
 680                                                                         SLAP_LCUP_ENTRY_DELETED_TRUE,
 681                                                                         LCUP_COOKIE_OID, &entrycsn_bv );
 682                                                         }
 683
 684                                                         ch_free( entrycsn_bv.bv_val );
 685                                                         entrycsn_bv.bv_val = NULL;
 686
 687                                                 } else {
 688                                                         /* Do not send cookie */
 689                                                         if ( psearch_type != LCUP_PSEARCH_BY_DELETE || psearch_type != LCUP_PSEARCH_BY_SCOPEOUT ) {
 690                                                                 ber_printf( ber,
 691                                                                         "{bbN}",
 692                                                                         SLAP_LCUP_STATE_UPDATE_FALSE,
 693                                                                         SLAP_LCUP_ENTRY_DELETED_FALSE );
 694                                                         } else {
 695                                                                 ber_printf( ber,
 696                                                                         "{bbN}",
 697                                                                         SLAP_LCUP_STATE_UPDATE_FALSE,
 698                                                                         SLAP_LCUP_ENTRY_DELETED_TRUE );
 699                                                         }
 700                                                 }
 701
 702                                                 ctrls[0]->ldctl_oid = LDAP_CONTROL_ENTRY_UPDATE;
 703                                                 ctrls[0]->ldctl_iscritical = ps_op->o_clientupdate;
 704                                                 ret = ber_flatten( ber, &bv );
 705
 706                                                 if ( ret < 0 ) {
 707 #ifdef NEW_LOGGING
 708                                                         LDAP_LOG ( OPERATION, RESULTS,
 709                                                                 "bdb_search: ber_flatten failed\n",
 710                                                                 0, 0, 0 );
 711 #else
 712                                                         Debug( LDAP_DEBUG_TRACE,
 713                                                                 "bdb_search: ber_flatten failed\n",
 714                                                                 0, 0, 0 );
 715 #endif
 716                                                         send_ldap_result( ps_conn, ps_op, rc=LDAP_OTHER,
 717                                                                 NULL, "internal error", NULL, NULL );
 718                                                         goto done;
 719                                                 }
 720
 721                                                 ber_dupbv( &ctrls[0]->ldctl_value, bv );
 722
 723                                                 result = send_search_entry( be, ps_conn, ps_op,
 724                                                         e, attrs, attrsonly, ctrls);
 725
 726                                                 ch_free( ctrls[0]->ldctl_value.bv_val );
 727                                                 ch_free( ctrls[0] );
 728                                                 ber_free( ber, 1 );
 729                                                 ber_bvfree( bv );
 730
 731                                                 if ( psearch_type == LCUP_PSEARCH_BY_MODIFY ) {
 732                                                         struct psid_entry* psid_e;
 733                                                         LDAP_LIST_FOREACH( psid_e, &op->premodify_list, link) {
 734                                                                 if (psid_e->ps == LDAP_LIST_FIRST(&ps_op->psearch_spec)) {
 735                                                                         LDAP_LIST_REMOVE(psid_e, link);
 736                                                                         break;
 737                                                                 }
 738                                                         }
 739                                                         if (psid_e != NULL)
 740                                                                 free (psid_e);
 741                                                 }
 742                                         } else if ( psearch_type == LCUP_PSEARCH_BY_PREMODIFY ) {
 743                                                 struct psid_entry* psid_e;
 744                                                 psid_e = (struct psid_entry *) calloc (1, sizeof (struct psid_entry));
 745                                                 psid_e->ps = LDAP_LIST_FIRST(&ps_op->psearch_spec);
 746                                                 LDAP_LIST_INSERT_HEAD( &op->premodify_list, psid_e, link );
 747                                         }
 748                                         else
 749                                         {
 750                                                 printf("Error !\n");
 751                                         }
 752                                 }
 753
 754                                 switch (result) {
 755                                 case 0:         /* entry sent ok */
 756                                         nentries++;
 757                                         break;
 758                                 case 1:         /* entry not sent */
 759                                         break;
 760                                 case -1:        /* connection closed */
 761                                         rc = LDAP_OTHER;
 762                                         goto done;
 763                                 }
 764                         }
 765                 } else {
 766 #ifdef NEW_LOGGING
 767                         LDAP_LOG ( OPERATION, RESULTS,
 768                                 "bdb_search: %ld scope not okay\n", (long) id, 0, 0);
 769 #else
 770                         Debug( LDAP_DEBUG_TRACE,
 771                                 "bdb_search: %ld scope not okay\n",
 772                                 (long) id, 0, 0 );
 773 #endif
 774                 }
 775         } else {
 776 #ifdef NEW_LOGGING
 777                 LDAP_LOG ( OPERATION, RESULTS,
 778                         "bdb_search: %ld does match filter\n", (long) id, 0, 0);
 779 #else
 780                 Debug( LDAP_DEBUG_TRACE,
 781                         "bdb_search: %ld does match filter\n",
 782                         (long) id, 0, 0 );
 783 #endif
 784         }
 785
 786 test_done:
 787         rc = LDAP_SUCCESS;
 788
 789 done:
 790         if ( csnfeq.f_ava != NULL && csnfeq.f_av_value.bv_val != NULL ) {
 791                 ch_free( csnfeq.f_av_value.bv_val );
 792         }
 793
 794         if ( csnfge.f_ava != NULL && csnfge.f_av_value.bv_val != NULL ) {
 795                 ch_free( csnfge.f_av_value.bv_val );
 796         }
 797
 798         LOCK_ID_FREE (bdb->bi_dbenv, locker );
 799
 800         if( v2refs ) ber_bvarray_free( v2refs );
 801         if( realbase.bv_val ) ch_free( realbase.bv_val );
 802
 803         return rc;
 804 }
 805
 806 #endif /* LDAP_CLIENT_UPDATE */