git.sur5r.net Git - openldap/blob - servers/slapd/overlays/retcode.c

   1 /* retcode.c - customizable response for client testing purposes */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2005-2007 The OpenLDAP Foundation.
   6  * Portions Copyright 2005 Pierangelo Masarati <ando@sys-net.it>
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted only as authorized by the OpenLDAP
  11  * Public License.
  12  *
  13  * A copy of this license is available in the file LICENSE in the
  14  * top-level directory of the distribution or, alternatively, at
  15  * <http://www.OpenLDAP.org/license.html>.
  16  */
  17 /* ACKNOWLEDGEMENTS:
  18  * This work was initially developed by Pierangelo Masarati for inclusion
  19  * in OpenLDAP Software.
  20  */
  21
  22 #include "portable.h"
  23
  24 #ifdef SLAPD_OVER_RETCODE
  25
  26 #include <stdio.h>
  27
  28 #include <ac/unistd.h>
  29 #include <ac/string.h>
  30 #include <ac/ctype.h>
  31 #include <ac/socket.h>
  32
  33 #include "slap.h"
  34 #include "lutil.h"
  35 #include "ldif.h"
  36
  37 static slap_overinst            retcode;
  38
  39 static AttributeDescription     *ad_errCode;
  40 static AttributeDescription     *ad_errText;
  41 static AttributeDescription     *ad_errOp;
  42 static AttributeDescription     *ad_errSleepTime;
  43 static AttributeDescription     *ad_errMatchedDN;
  44 static AttributeDescription     *ad_errUnsolicitedOID;
  45 static AttributeDescription     *ad_errUnsolicitedData;
  46 static AttributeDescription     *ad_errDisconnect;
  47
  48 static ObjectClass              *oc_errAbsObject;
  49 static ObjectClass              *oc_errObject;
  50 static ObjectClass              *oc_errAuxObject;
  51
  52 typedef enum retcode_op_e {
  53         SN_DG_OP_NONE           = 0x0000,
  54         SN_DG_OP_ADD            = 0x0001,
  55         SN_DG_OP_BIND           = 0x0002,
  56         SN_DG_OP_COMPARE        = 0x0004,
  57         SN_DG_OP_DELETE         = 0x0008,
  58         SN_DG_OP_MODIFY         = 0x0010,
  59         SN_DG_OP_RENAME         = 0x0020,
  60         SN_DG_OP_SEARCH         = 0x0040,
  61         SN_DG_EXTENDED          = 0x0080,
  62         SN_DG_OP_AUTH           = SN_DG_OP_BIND,
  63         SN_DG_OP_READ           = (SN_DG_OP_COMPARE|SN_DG_OP_SEARCH),
  64         SN_DG_OP_WRITE          = (SN_DG_OP_ADD|SN_DG_OP_DELETE|SN_DG_OP_MODIFY|SN_DG_OP_RENAME),
  65         SN_DG_OP_ALL            = (SN_DG_OP_AUTH|SN_DG_OP_READ|SN_DG_OP_WRITE|SN_DG_EXTENDED)
  66 } retcode_op_e;
  67
  68 typedef struct retcode_item_t {
  69         struct berval           rdi_dn;
  70         struct berval           rdi_ndn;
  71         struct berval           rdi_text;
  72         struct berval           rdi_matched;
  73         int                     rdi_err;
  74         BerVarray               rdi_ref;
  75         int                     rdi_sleeptime;
  76         Entry                   rdi_e;
  77         slap_mask_t             rdi_mask;
  78         struct berval           rdi_unsolicited_oid;
  79         struct berval           rdi_unsolicited_data;
  80
  81         unsigned                rdi_flags;
  82 #define RDI_PRE_DISCONNECT      (0x1U)
  83 #define RDI_POST_DISCONNECT     (0x2U)
  84
  85         struct retcode_item_t   *rdi_next;
  86 } retcode_item_t;
  87
  88 typedef struct retcode_t {
  89         struct berval           rd_pdn;
  90         struct berval           rd_npdn;
  91
  92         int                     rd_sleep;
  93
  94         retcode_item_t          *rd_item;
  95
  96         unsigned                rd_flags;
  97 #define RETCODE_FNONE           0x00
  98 #define RETCODE_FINDIR          0x01
  99 #define RETCODE_INDIR( rd )     ( (rd)->rd_flags & RETCODE_FINDIR )
 100 } retcode_t;
 101
 102 static int
 103 retcode_entry_response( Operation *op, SlapReply *rs, BackendInfo *bi, Entry *e );
 104
 105 static unsigned int
 106 retcode_sleep( int s )
 107 {
 108         unsigned int r = 0;
 109
 110         /* sleep as required */
 111         if ( s < 0 ) {
 112 #if 0   /* use high-order bits for better randomness (Numerical Recipes in "C") */
 113                 r = rand() % (-s);
 114 #endif
 115                 r = ((double)(-s))*rand()/(RAND_MAX + 1.0);
 116         } else if ( s > 0 ) {
 117                 r = (unsigned int)s;
 118         }
 119         if ( r ) {
 120                 sleep( r );
 121         }
 122
 123         return r;
 124 }
 125
 126 static int
 127 retcode_cleanup_cb( Operation *op, SlapReply *rs )
 128 {
 129         rs->sr_matched = NULL;
 130         rs->sr_text = NULL;
 131
 132         if ( rs->sr_ref != NULL ) {
 133                 ber_bvarray_free( rs->sr_ref );
 134                 rs->sr_ref = NULL;
 135         }
 136
 137         ch_free( op->o_callback );
 138         op->o_callback = NULL;
 139
 140         return SLAP_CB_CONTINUE;
 141 }
 142
 143 static int
 144 retcode_send_onelevel( Operation *op, SlapReply *rs )
 145 {
 146         slap_overinst   *on = (slap_overinst *)op->o_bd->bd_info;
 147         retcode_t       *rd = (retcode_t *)on->on_bi.bi_private;
 148
 149         retcode_item_t  *rdi;
 150
 151         for ( rdi = rd->rd_item; rdi != NULL; rdi = rdi->rdi_next ) {
 152                 if ( op->o_abandon ) {
 153                         return rs->sr_err = SLAPD_ABANDON;
 154                 }
 155
 156                 rs->sr_err = test_filter( op, &rdi->rdi_e, op->ors_filter );
 157                 if ( rs->sr_err == LDAP_COMPARE_TRUE ) {
 158                         /* safe default */
 159                         rs->sr_attrs = op->ors_attrs;
 160                         rs->sr_operational_attrs = NULL;
 161                         rs->sr_ctrls = NULL;
 162                         rs->sr_flags = 0;
 163                         rs->sr_err = LDAP_SUCCESS;
 164                         rs->sr_entry = &rdi->rdi_e;
 165
 166                         rs->sr_err = send_search_entry( op, rs );
 167                         rs->sr_entry = NULL;
 168
 169                         switch ( rs->sr_err ) {
 170                         case LDAP_UNAVAILABLE:  /* connection closed */
 171                                 rs->sr_err = LDAP_OTHER;
 172                                 /* fallthru */
 173                         case LDAP_SIZELIMIT_EXCEEDED:
 174                                 goto done;
 175                         }
 176                 }
 177                 rs->sr_err = LDAP_SUCCESS;
 178         }
 179
 180 done:;
 181
 182         send_ldap_result( op, rs );
 183
 184         return rs->sr_err;
 185 }
 186
 187 static int
 188 retcode_op_add( Operation *op, SlapReply *rs )
 189 {
 190         return retcode_entry_response( op, rs, NULL, op->ora_e );
 191 }
 192
 193 typedef struct retcode_cb_t {
 194         BackendInfo     *rdc_info;
 195         unsigned        rdc_flags;
 196         ber_tag_t       rdc_tag;
 197         AttributeName   *rdc_attrs;
 198 } retcode_cb_t;
 199
 200 static int
 201 retcode_cb_response( Operation *op, SlapReply *rs )
 202 {
 203         retcode_cb_t    *rdc = (retcode_cb_t *)op->o_callback->sc_private;
 204
 205         op->o_tag = rdc->rdc_tag;
 206         if ( rs->sr_type == REP_SEARCH ) {
 207                 ber_tag_t       o_tag = op->o_tag;
 208                 int             rc;
 209
 210                 if ( op->o_tag == LDAP_REQ_SEARCH ) {
 211                         rs->sr_attrs = rdc->rdc_attrs;
 212                 }
 213                 rc = retcode_entry_response( op, rs, rdc->rdc_info, rs->sr_entry );
 214                 op->o_tag = o_tag;
 215
 216                 return rc;
 217         }
 218
 219         switch ( rs->sr_err ) {
 220         case LDAP_SUCCESS:
 221         case LDAP_NO_SUCH_OBJECT:
 222                 /* in case of noSuchObject, stop the internal search
 223                  * for in-directory error stuff */
 224                 if ( !op->o_abandon ) {
 225                         rdc->rdc_flags = SLAP_CB_CONTINUE;
 226                 }
 227                 return 0;
 228         }
 229
 230         return SLAP_CB_CONTINUE;
 231 }
 232
 233 static int
 234 retcode_op_internal( Operation *op, SlapReply *rs )
 235 {
 236         slap_overinst   *on = (slap_overinst *)op->o_bd->bd_info;
 237
 238         Operation       op2 = *op;
 239         BackendDB       db = *op->o_bd;
 240         slap_callback   sc = { 0 };
 241         retcode_cb_t    rdc;
 242
 243         int             rc;
 244
 245         op2.o_tag = LDAP_REQ_SEARCH;
 246         op2.ors_scope = LDAP_SCOPE_BASE;
 247         op2.ors_deref = LDAP_DEREF_NEVER;
 248         op2.ors_tlimit = SLAP_NO_LIMIT;
 249         op2.ors_slimit = SLAP_NO_LIMIT;
 250         op2.ors_limit = NULL;
 251         op2.ors_attrsonly = 0;
 252         op2.ors_attrs = slap_anlist_all_attributes;
 253
 254         ber_str2bv_x( "(objectClass=errAbsObject)",
 255                 STRLENOF( "(objectClass=errAbsObject)" ),
 256                 1, &op2.ors_filterstr, op2.o_tmpmemctx );
 257         op2.ors_filter = str2filter_x( &op2, op2.ors_filterstr.bv_val );
 258
 259         db.bd_info = on->on_info->oi_orig;
 260         op2.o_bd = &db;
 261
 262         rdc.rdc_info = on->on_info->oi_orig;
 263         rdc.rdc_flags = RETCODE_FINDIR;
 264         if ( op->o_tag == LDAP_REQ_SEARCH ) {
 265                 rdc.rdc_attrs = op->ors_attrs;
 266         }
 267         rdc.rdc_tag = op->o_tag;
 268         sc.sc_response = retcode_cb_response;
 269         sc.sc_private = &rdc;
 270         op2.o_callback = &sc;
 271
 272         rc = op2.o_bd->be_search( &op2, rs );
 273         op->o_abandon = op2.o_abandon;
 274
 275         filter_free_x( &op2, op2.ors_filter );
 276         ber_memfree_x( op2.ors_filterstr.bv_val, op2.o_tmpmemctx );
 277
 278         if ( rdc.rdc_flags == SLAP_CB_CONTINUE ) {
 279                 return SLAP_CB_CONTINUE;
 280         }
 281
 282         return rc;
 283 }
 284
 285 static int
 286 retcode_op_func( Operation *op, SlapReply *rs )
 287 {
 288         slap_overinst   *on = (slap_overinst *)op->o_bd->bd_info;
 289         retcode_t       *rd = (retcode_t *)on->on_bi.bi_private;
 290
 291         retcode_item_t  *rdi;
 292         struct berval           nrdn, npdn;
 293
 294         slap_callback           *cb = NULL;
 295
 296         /* sleep as required */
 297         retcode_sleep( rd->rd_sleep );
 298
 299         if ( !dnIsSuffix( &op->o_req_ndn, &rd->rd_npdn ) ) {
 300                 if ( RETCODE_INDIR( rd ) ) {
 301                         switch ( op->o_tag ) {
 302                         case LDAP_REQ_ADD:
 303                                 return retcode_op_add( op, rs );
 304
 305                         case LDAP_REQ_BIND:
 306                                 /* skip if rootdn */
 307                                 if ( be_isroot_pw( op ) ) {
 308                                         return LDAP_SUCCESS;
 309                                 }
 310                                 return retcode_op_internal( op, rs );
 311
 312                         case LDAP_REQ_SEARCH:
 313                                 if ( op->ors_scope == LDAP_SCOPE_BASE ) {
 314                                         rs->sr_err = retcode_op_internal( op, rs );
 315                                         switch ( rs->sr_err ) {
 316                                         case SLAP_CB_CONTINUE:
 317                                                 if ( rs->sr_nentries == 0 ) {
 318                                                         break;
 319                                                 }
 320                                                 rs->sr_err = LDAP_SUCCESS;
 321                                                 /* fallthru */
 322
 323                                         default:
 324                                                 send_ldap_result( op, rs );
 325                                                 break;
 326                                         }
 327                                         return rs->sr_err;
 328                                 }
 329                                 break;
 330
 331                         case LDAP_REQ_MODIFY:
 332                         case LDAP_REQ_DELETE:
 333                         case LDAP_REQ_MODRDN:
 334                         case LDAP_REQ_COMPARE:
 335                                 return retcode_op_internal( op, rs );
 336                         }
 337                 }
 338
 339                 return SLAP_CB_CONTINUE;
 340         }
 341
 342         if ( op->o_tag == LDAP_REQ_SEARCH
 343                         && op->ors_scope != LDAP_SCOPE_BASE
 344                         && op->o_req_ndn.bv_len == rd->rd_npdn.bv_len )
 345         {
 346                 return retcode_send_onelevel( op, rs );
 347         }
 348
 349         dnParent( &op->o_req_ndn, &npdn );
 350         if ( npdn.bv_len != rd->rd_npdn.bv_len ) {
 351                 rs->sr_err = LDAP_NO_SUCH_OBJECT;
 352                 rs->sr_matched = rd->rd_pdn.bv_val;
 353                 send_ldap_result( op, rs );
 354                 rs->sr_matched = NULL;
 355                 return rs->sr_err;
 356         }
 357
 358         dnRdn( &op->o_req_ndn, &nrdn );
 359
 360         for ( rdi = rd->rd_item; rdi != NULL; rdi = rdi->rdi_next ) {
 361                 struct berval   rdi_nrdn;
 362
 363                 dnRdn( &rdi->rdi_ndn, &rdi_nrdn );
 364                 if ( dn_match( &nrdn, &rdi_nrdn ) ) {
 365                         break;
 366                 }
 367         }
 368
 369         if ( rdi != NULL && rdi->rdi_mask != SN_DG_OP_ALL ) {
 370                 retcode_op_e    o_tag = SN_DG_OP_NONE;
 371
 372                 switch ( op->o_tag ) {
 373                 case LDAP_REQ_ADD:
 374                         o_tag = SN_DG_OP_ADD;
 375                         break;
 376
 377                 case LDAP_REQ_BIND:
 378                         o_tag = SN_DG_OP_BIND;
 379                         break;
 380
 381                 case LDAP_REQ_COMPARE:
 382                         o_tag = SN_DG_OP_COMPARE;
 383                         break;
 384
 385                 case LDAP_REQ_DELETE:
 386                         o_tag = SN_DG_OP_DELETE;
 387                         break;
 388
 389                 case LDAP_REQ_MODIFY:
 390                         o_tag = SN_DG_OP_MODIFY;
 391                         break;
 392
 393                 case LDAP_REQ_MODRDN:
 394                         o_tag = SN_DG_OP_RENAME;
 395                         break;
 396
 397                 case LDAP_REQ_SEARCH:
 398                         o_tag = SN_DG_OP_SEARCH;
 399                         break;
 400
 401                 case LDAP_REQ_EXTENDED:
 402                         o_tag = SN_DG_EXTENDED;
 403                         break;
 404
 405                 default:
 406                         /* Should not happen */
 407                         break;
 408                 }
 409
 410                 if ( !( o_tag & rdi->rdi_mask ) ) {
 411                         return SLAP_CB_CONTINUE;
 412                 }
 413         }
 414
 415         if ( rdi == NULL ) {
 416                 rs->sr_matched = rd->rd_pdn.bv_val;
 417                 rs->sr_err = LDAP_NO_SUCH_OBJECT;
 418                 rs->sr_text = "retcode not found";
 419
 420         } else {
 421                 if ( rdi->rdi_flags & RDI_PRE_DISCONNECT ) {
 422                         return rs->sr_err = SLAPD_DISCONNECT;
 423                 }
 424
 425                 rs->sr_err = rdi->rdi_err;
 426                 rs->sr_text = rdi->rdi_text.bv_val;
 427                 rs->sr_matched = rdi->rdi_matched.bv_val;
 428
 429                 /* FIXME: we only honor the rdi_ref field in case rdi_err
 430                  * is LDAP_REFERRAL otherwise send_ldap_result() bails out */
 431                 if ( rs->sr_err == LDAP_REFERRAL ) {
 432                         BerVarray       ref;
 433
 434                         if ( rdi->rdi_ref != NULL ) {
 435                                 ref = rdi->rdi_ref;
 436                         } else {
 437                                 ref = default_referral;
 438                         }
 439
 440                         if ( ref != NULL ) {
 441                                 rs->sr_ref = referral_rewrite( ref,
 442                                         NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
 443
 444                         } else {
 445                                 rs->sr_err = LDAP_OTHER;
 446                                 rs->sr_text = "bad referral object";
 447                         }
 448                 }
 449
 450                 retcode_sleep( rdi->rdi_sleeptime );
 451         }
 452
 453         switch ( op->o_tag ) {
 454         case LDAP_REQ_EXTENDED:
 455                 if ( rdi == NULL ) {
 456                         break;
 457                 }
 458                 cb = ( slap_callback * )ch_malloc( sizeof( slap_callback ) );
 459                 memset( cb, 0, sizeof( slap_callback ) );
 460                 cb->sc_cleanup = retcode_cleanup_cb;
 461                 op->o_callback = cb;
 462                 break;
 463
 464         default:
 465                 if ( rdi && !BER_BVISNULL( &rdi->rdi_unsolicited_oid ) ) {
 466                         ber_int_t       msgid = op->o_msgid;
 467
 468                         /* RFC 4511 unsolicited response */
 469
 470                         op->o_msgid = 0;
 471                         if ( strcmp( rdi->rdi_unsolicited_oid.bv_val, "0" ) == 0 ) {
 472                                 send_ldap_result( op, rs );
 473
 474                         } else {
 475                                 ber_tag_t       tag = op->o_tag;
 476
 477                                 op->o_tag = LDAP_REQ_EXTENDED;
 478                                 rs->sr_rspoid = rdi->rdi_unsolicited_oid.bv_val;
 479                                 if ( !BER_BVISNULL( &rdi->rdi_unsolicited_data ) ) {
 480                                         rs->sr_rspdata = &rdi->rdi_unsolicited_data;
 481                                 }
 482                                 send_ldap_extended( op, rs );
 483                                 rs->sr_rspoid = NULL;
 484                                 rs->sr_rspdata = NULL;
 485                                 op->o_tag = tag;
 486
 487                         }
 488                         op->o_msgid = msgid;
 489
 490                 } else {
 491                         send_ldap_result( op, rs );
 492                 }
 493
 494                 if ( rs->sr_ref != NULL ) {
 495                         ber_bvarray_free( rs->sr_ref );
 496                         rs->sr_ref = NULL;
 497                 }
 498                 rs->sr_matched = NULL;
 499                 rs->sr_text = NULL;
 500
 501                 if ( rdi && rdi->rdi_flags & RDI_POST_DISCONNECT ) {
 502                         return rs->sr_err = SLAPD_DISCONNECT;
 503                 }
 504                 break;
 505         }
 506
 507         return rs->sr_err;
 508 }
 509
 510 static int
 511 retcode_op2str( ber_tag_t op, struct berval *bv )
 512 {
 513         switch ( op ) {
 514         case LDAP_REQ_BIND:
 515                 BER_BVSTR( bv, "bind" );
 516                 return 0;
 517         case LDAP_REQ_ADD:
 518                 BER_BVSTR( bv, "add" );
 519                 return 0;
 520         case LDAP_REQ_DELETE:
 521                 BER_BVSTR( bv, "delete" );
 522                 return 0;
 523         case LDAP_REQ_MODRDN:
 524                 BER_BVSTR( bv, "modrdn" );
 525                 return 0;
 526         case LDAP_REQ_MODIFY:
 527                 BER_BVSTR( bv, "modify" );
 528                 return 0;
 529         case LDAP_REQ_COMPARE:
 530                 BER_BVSTR( bv, "compare" );
 531                 return 0;
 532         case LDAP_REQ_SEARCH:
 533                 BER_BVSTR( bv, "search" );
 534                 return 0;
 535         case LDAP_REQ_EXTENDED:
 536                 BER_BVSTR( bv, "extended" );
 537                 return 0;
 538         }
 539         return -1;
 540 }
 541
 542 static int
 543 retcode_entry_response( Operation *op, SlapReply *rs, BackendInfo *bi, Entry *e )
 544 {
 545         Attribute       *a;
 546         int             err;
 547         char            *next;
 548         int             disconnect = 0;
 549
 550         if ( get_manageDSAit( op ) ) {
 551                 return SLAP_CB_CONTINUE;
 552         }
 553
 554         if ( !is_entry_objectclass_or_sub( e, oc_errAbsObject ) ) {
 555                 return SLAP_CB_CONTINUE;
 556         }
 557
 558         /* operation */
 559         a = attr_find( e->e_attrs, ad_errOp );
 560         if ( a != NULL ) {
 561                 int             i,
 562                                 gotit = 0;
 563                 struct berval   bv = BER_BVNULL;
 564
 565                 (void)retcode_op2str( op->o_tag, &bv );
 566
 567                 if ( BER_BVISNULL( &bv ) ) {
 568                         return SLAP_CB_CONTINUE;
 569                 }
 570
 571                 for ( i = 0; !BER_BVISNULL( &a->a_nvals[ i ] ); i++ ) {
 572                         if ( bvmatch( &a->a_nvals[ i ], &bv ) ) {
 573                                 gotit = 1;
 574                                 break;
 575                         }
 576                 }
 577
 578                 if ( !gotit ) {
 579                         return SLAP_CB_CONTINUE;
 580                 }
 581         }
 582
 583         /* disconnect */
 584         a = attr_find( e->e_attrs, ad_errDisconnect );
 585         if ( a != NULL ) {
 586                 if ( bvmatch( &a->a_nvals[ 0 ], &slap_true_bv ) ) {
 587                         return rs->sr_err = SLAPD_DISCONNECT;
 588                 }
 589                 disconnect = 1;
 590         }
 591
 592         /* error code */
 593         a = attr_find( e->e_attrs, ad_errCode );
 594         if ( a == NULL ) {
 595                 return SLAP_CB_CONTINUE;
 596         }
 597         err = strtol( a->a_nvals[ 0 ].bv_val, &next, 0 );
 598         if ( next == a->a_nvals[ 0 ].bv_val || next[ 0 ] != '\0' ) {
 599                 return SLAP_CB_CONTINUE;
 600         }
 601         rs->sr_err = err;
 602
 603         /* sleep time */
 604         a = attr_find( e->e_attrs, ad_errSleepTime );
 605         if ( a != NULL && a->a_nvals[ 0 ].bv_val[ 0 ] != '-' ) {
 606                 int     sleepTime;
 607
 608                 if ( lutil_atoi( &sleepTime, a->a_nvals[ 0 ].bv_val ) == 0 ) {
 609                         retcode_sleep( sleepTime );
 610                 }
 611         }
 612
 613         if ( rs->sr_err != LDAP_SUCCESS && !LDAP_API_ERROR( rs->sr_err )) {
 614                 BackendDB       db = *op->o_bd,
 615                                 *o_bd = op->o_bd;
 616                 void            *o_callback = op->o_callback;
 617
 618                 /* message text */
 619                 a = attr_find( e->e_attrs, ad_errText );
 620                 if ( a != NULL ) {
 621                         rs->sr_text = a->a_vals[ 0 ].bv_val;
 622                 }
 623
 624                 /* matched DN */
 625                 a = attr_find( e->e_attrs, ad_errMatchedDN );
 626                 if ( a != NULL ) {
 627                         rs->sr_matched = a->a_vals[ 0 ].bv_val;
 628                 }
 629
 630                 if ( bi == NULL ) {
 631                         slap_overinst   *on = (slap_overinst *)op->o_bd->bd_info;
 632
 633                         bi = on->on_info->oi_orig;
 634                 }
 635
 636                 db.bd_info = bi;
 637                 op->o_bd = &db;
 638                 op->o_callback = NULL;
 639
 640                 /* referral */
 641                 if ( rs->sr_err == LDAP_REFERRAL ) {
 642                         BerVarray       refs = default_referral;
 643
 644                         a = attr_find( e->e_attrs, slap_schema.si_ad_ref );
 645                         if ( a != NULL ) {
 646                                 refs = a->a_vals;
 647                         }
 648                         rs->sr_ref = referral_rewrite( refs,
 649                                 NULL, &op->o_req_dn, op->oq_search.rs_scope );
 650
 651                         send_search_reference( op, rs );
 652                         ber_bvarray_free( rs->sr_ref );
 653                         rs->sr_ref = NULL;
 654
 655                 } else {
 656                         a = attr_find( e->e_attrs, ad_errUnsolicitedOID );
 657                         if ( a != NULL ) {
 658                                 struct berval   oid = BER_BVNULL,
 659                                                 data = BER_BVNULL;
 660                                 ber_int_t       msgid = op->o_msgid;
 661
 662                                 /* RFC 4511 unsolicited response */
 663
 664                                 op->o_msgid = 0;
 665
 666                                 oid = a->a_nvals[ 0 ];
 667
 668                                 a = attr_find( e->e_attrs, ad_errUnsolicitedData );
 669                                 if ( a != NULL ) {
 670                                         data = a->a_nvals[ 0 ];
 671                                 }
 672
 673                                 if ( strcmp( oid.bv_val, "0" ) == 0 ) {
 674                                         send_ldap_result( op, rs );
 675
 676                                 } else {
 677                                         ber_tag_t       tag = op->o_tag;
 678
 679                                         op->o_tag = LDAP_REQ_EXTENDED;
 680                                         rs->sr_rspoid = oid.bv_val;
 681                                         if ( !BER_BVISNULL( &data ) ) {
 682                                                 rs->sr_rspdata = &data;
 683                                         }
 684                                         send_ldap_extended( op, rs );
 685                                         rs->sr_rspoid = NULL;
 686                                         rs->sr_rspdata = NULL;
 687                                         op->o_tag = tag;
 688                                 }
 689                                 op->o_msgid = msgid;
 690
 691                         } else {
 692                                 send_ldap_result( op, rs );
 693                         }
 694                 }
 695
 696                 rs->sr_text = NULL;
 697                 rs->sr_matched = NULL;
 698                 op->o_bd = o_bd;
 699                 op->o_callback = o_callback;
 700         }
 701
 702         if ( rs->sr_err != LDAP_SUCCESS ) {
 703                 if ( disconnect ) {
 704                         return rs->sr_err = SLAPD_DISCONNECT;
 705                 }
 706
 707                 op->o_abandon = 1;
 708                 return rs->sr_err;
 709         }
 710
 711         return SLAP_CB_CONTINUE;
 712 }
 713
 714 static int
 715 retcode_response( Operation *op, SlapReply *rs )
 716 {
 717         slap_overinst   *on = (slap_overinst *)op->o_bd->bd_info;
 718         retcode_t       *rd = (retcode_t *)on->on_bi.bi_private;
 719
 720         if ( rs->sr_type != REP_SEARCH || !RETCODE_INDIR( rd ) ) {
 721                 return SLAP_CB_CONTINUE;
 722         }
 723
 724         return retcode_entry_response( op, rs, NULL, rs->sr_entry );
 725 }
 726
 727 static int
 728 retcode_db_init( BackendDB *be )
 729 {
 730         slap_overinst   *on = (slap_overinst *)be->bd_info;
 731         retcode_t       *rd;
 732
 733         srand( getpid() );
 734
 735         rd = (retcode_t *)ch_malloc( sizeof( retcode_t ) );
 736         memset( rd, 0, sizeof( retcode_t ) );
 737
 738         on->on_bi.bi_private = (void *)rd;
 739
 740         return 0;
 741 }
 742
 743 static int
 744 retcode_db_config(
 745         BackendDB       *be,
 746         const char      *fname,
 747         int             lineno,
 748         int             argc,
 749         char            **argv )
 750 {
 751         slap_overinst   *on = (slap_overinst *)be->bd_info;
 752         retcode_t       *rd = (retcode_t *)on->on_bi.bi_private;
 753
 754         char                    *argv0 = argv[ 0 ] + STRLENOF( "retcode-" );
 755
 756         if ( strncasecmp( argv[ 0 ], "retcode-", STRLENOF( "retcode-" ) ) != 0 ) {
 757                 return SLAP_CONF_UNKNOWN;
 758         }
 759
 760         if ( strcasecmp( argv0, "parent" ) == 0 ) {
 761                 struct berval   dn;
 762                 int             rc;
 763
 764                 if ( argc != 2 ) {
 765                         fprintf( stderr, "%s: line %d: retcode: "
 766                                 "\"retcode-parent <DN>\": missing <DN>\n",
 767                                 fname, lineno );
 768                         return 1;
 769                 }
 770
 771                 if ( !BER_BVISNULL( &rd->rd_pdn ) ) {
 772                         fprintf( stderr, "%s: line %d: retcode: "
 773                                 "parent already defined.\n", fname, lineno );
 774                         return 1;
 775                 }
 776
 777                 ber_str2bv( argv[ 1 ], 0, 0, &dn );
 778
 779                 rc = dnPrettyNormal( NULL, &dn, &rd->rd_pdn, &rd->rd_npdn, NULL );
 780                 if ( rc != LDAP_SUCCESS ) {
 781                         fprintf( stderr, "%s: line %d: retcode: "
 782                                 "unable to normalize parent DN \"%s\": %d\n",
 783                                 fname, lineno, argv[ 1 ], rc );
 784                         return 1;
 785                 }
 786
 787         } else if ( strcasecmp( argv0, "item" ) == 0 ) {
 788                 retcode_item_t  rdi = { BER_BVNULL }, **rdip;
 789                 struct berval           bv, rdn, nrdn;
 790                 int                     rc;
 791                 char                    *next = NULL;
 792
 793                 if ( argc < 3 ) {
 794                         fprintf( stderr, "%s: line %d: retcode: "
 795                                 "\"retcode-item <RDN> <retcode> [<text>]\": "
 796                                 "missing args\n",
 797                                 fname, lineno );
 798                         return 1;
 799                 }
 800
 801                 ber_str2bv( argv[ 1 ], 0, 0, &bv );
 802
 803                 rc = dnPrettyNormal( NULL, &bv, &rdn, &nrdn, NULL );
 804                 if ( rc != LDAP_SUCCESS ) {
 805                         fprintf( stderr, "%s: line %d: retcode: "
 806                                 "unable to normalize RDN \"%s\": %d\n",
 807                                 fname, lineno, argv[ 1 ], rc );
 808                         return 1;
 809                 }
 810
 811                 if ( !dnIsOneLevelRDN( &nrdn ) ) {
 812                         fprintf( stderr, "%s: line %d: retcode: "
 813                                 "value \"%s\" is not a RDN\n",
 814                                 fname, lineno, argv[ 1 ] );
 815                         return 1;
 816                 }
 817
 818                 if ( BER_BVISNULL( &rd->rd_npdn ) ) {
 819                         /* FIXME: we use the database suffix */
 820                         if ( be->be_nsuffix == NULL ) {
 821                                 fprintf( stderr, "%s: line %d: retcode: "
 822                                         "either \"retcode-parent\" "
 823                                         "or \"suffix\" must be defined.\n",
 824                                         fname, lineno );
 825                                 return 1;
 826                         }
 827
 828                         ber_dupbv( &rd->rd_pdn, &be->be_suffix[ 0 ] );
 829                         ber_dupbv( &rd->rd_npdn, &be->be_nsuffix[ 0 ] );
 830                 }
 831
 832                 build_new_dn( &rdi.rdi_dn, &rd->rd_pdn, &rdn, NULL );
 833                 build_new_dn( &rdi.rdi_ndn, &rd->rd_npdn, &nrdn, NULL );
 834
 835                 ch_free( rdn.bv_val );
 836                 ch_free( nrdn.bv_val );
 837
 838                 rdi.rdi_err = strtol( argv[ 2 ], &next, 0 );
 839                 if ( next == argv[ 2 ] || next[ 0 ] != '\0' ) {
 840                         fprintf( stderr, "%s: line %d: retcode: "
 841                                 "unable to parse return code \"%s\"\n",
 842                                 fname, lineno, argv[ 2 ] );
 843                         return 1;
 844                 }
 845
 846                 rdi.rdi_mask = SN_DG_OP_ALL;
 847
 848                 if ( argc > 3 ) {
 849                         int     i;
 850
 851                         for ( i = 3; i < argc; i++ ) {
 852                                 if ( strncasecmp( argv[ i ], "op=", STRLENOF( "op=" ) ) == 0 )
 853                                 {
 854                                         char            **ops;
 855                                         int             j;
 856
 857                                         ops = ldap_str2charray( &argv[ i ][ STRLENOF( "op=" ) ], "," );
 858                                         assert( ops != NULL );
 859
 860                                         rdi.rdi_mask = SN_DG_OP_NONE;
 861
 862                                         for ( j = 0; ops[ j ] != NULL; j++ ) {
 863                                                 if ( strcasecmp( ops[ j ], "add" ) == 0 ) {
 864                                                         rdi.rdi_mask |= SN_DG_OP_ADD;
 865
 866                                                 } else if ( strcasecmp( ops[ j ], "bind" ) == 0 ) {
 867                                                         rdi.rdi_mask |= SN_DG_OP_BIND;
 868
 869                                                 } else if ( strcasecmp( ops[ j ], "compare" ) == 0 ) {
 870                                                         rdi.rdi_mask |= SN_DG_OP_COMPARE;
 871
 872                                                 } else if ( strcasecmp( ops[ j ], "delete" ) == 0 ) {
 873                                                         rdi.rdi_mask |= SN_DG_OP_DELETE;
 874
 875                                                 } else if ( strcasecmp( ops[ j ], "modify" ) == 0 ) {
 876                                                         rdi.rdi_mask |= SN_DG_OP_MODIFY;
 877
 878                                                 } else if ( strcasecmp( ops[ j ], "rename" ) == 0
 879                                                         || strcasecmp( ops[ j ], "modrdn" ) == 0 )
 880                                                 {
 881                                                         rdi.rdi_mask |= SN_DG_OP_RENAME;
 882
 883                                                 } else if ( strcasecmp( ops[ j ], "search" ) == 0 ) {
 884                                                         rdi.rdi_mask |= SN_DG_OP_SEARCH;
 885
 886                                                 } else if ( strcasecmp( ops[ j ], "extended" ) == 0 ) {
 887                                                         rdi.rdi_mask |= SN_DG_EXTENDED;
 888
 889                                                 } else if ( strcasecmp( ops[ j ], "auth" ) == 0 ) {
 890                                                         rdi.rdi_mask |= SN_DG_OP_AUTH;
 891
 892                                                 } else if ( strcasecmp( ops[ j ], "read" ) == 0 ) {
 893                                                         rdi.rdi_mask |= SN_DG_OP_READ;
 894
 895                                                 } else if ( strcasecmp( ops[ j ], "write" ) == 0 ) {
 896                                                         rdi.rdi_mask |= SN_DG_OP_WRITE;
 897
 898                                                 } else if ( strcasecmp( ops[ j ], "all" ) == 0 ) {
 899                                                         rdi.rdi_mask |= SN_DG_OP_ALL;
 900
 901                                                 } else {
 902                                                         fprintf( stderr, "retcode: unknown op \"%s\"\n",
 903                                                                 ops[ j ] );
 904                                                         ldap_charray_free( ops );
 905                                                         return 1;
 906                                                 }
 907                                         }
 908
 909                                         ldap_charray_free( ops );
 910
 911                                 } else if ( strncasecmp( argv[ i ], "text=", STRLENOF( "text=" ) ) == 0 )
 912                                 {
 913                                         if ( !BER_BVISNULL( &rdi.rdi_text ) ) {
 914                                                 fprintf( stderr, "%s: line %d: retcode: "
 915                                                         "\"text\" already provided.\n",
 916                                                         fname, lineno );
 917                                                 return 1;
 918                                         }
 919                                         ber_str2bv( &argv[ i ][ STRLENOF( "text=" ) ], 0, 1, &rdi.rdi_text );
 920
 921                                 } else if ( strncasecmp( argv[ i ], "matched=", STRLENOF( "matched=" ) ) == 0 )
 922                                 {
 923                                         struct berval   dn;
 924
 925                                         if ( !BER_BVISNULL( &rdi.rdi_matched ) ) {
 926                                                 fprintf( stderr, "%s: line %d: retcode: "
 927                                                         "\"matched\" already provided.\n",
 928                                                         fname, lineno );
 929                                                 return 1;
 930                                         }
 931                                         ber_str2bv( &argv[ i ][ STRLENOF( "matched=" ) ], 0, 0, &dn );
 932                                         if ( dnPretty( NULL, &dn, &rdi.rdi_matched, NULL ) != LDAP_SUCCESS ) {
 933                                                 fprintf( stderr, "%s: line %d: retcode: "
 934                                                         "unable to prettify matched DN \"%s\".\n",
 935                                                         fname, lineno, &argv[ i ][ STRLENOF( "matched=" ) ] );
 936                                                 return 1;
 937                                         }
 938
 939                                 } else if ( strncasecmp( argv[ i ], "ref=", STRLENOF( "ref=" ) ) == 0 )
 940                                 {
 941                                         char            **refs;
 942                                         int             j;
 943
 944                                         if ( rdi.rdi_ref != NULL ) {
 945                                                 fprintf( stderr, "%s: line %d: retcode: "
 946                                                         "\"ref\" already provided.\n",
 947                                                         fname, lineno );
 948                                                 return 1;
 949                                         }
 950
 951                                         if ( rdi.rdi_err != LDAP_REFERRAL ) {
 952                                                 fprintf( stderr, "%s: line %d: retcode: "
 953                                                         "providing \"ref\"\n"
 954                                                         "\talong with a non-referral "
 955                                                         "resultCode may cause slapd failures\n"
 956                                                         "\trelated to internal checks.\n",
 957                                                         fname, lineno );
 958                                         }
 959
 960                                         refs = ldap_str2charray( &argv[ i ][ STRLENOF( "ref=" ) ], " " );
 961                                         assert( refs != NULL );
 962
 963                                         for ( j = 0; refs[ j ] != NULL; j++ ) {
 964                                                 struct berval   bv;
 965
 966                                                 ber_str2bv( refs[ j ], 0, 1, &bv );
 967                                                 ber_bvarray_add( &rdi.rdi_ref, &bv );
 968                                         }
 969
 970                                         ldap_charray_free( refs );
 971
 972                                 } else if ( strncasecmp( argv[ i ], "sleeptime=", STRLENOF( "sleeptime=" ) ) == 0 )
 973                                 {
 974                                         if ( rdi.rdi_sleeptime != 0 ) {
 975                                                 fprintf( stderr, "%s: line %d: retcode: "
 976                                                         "\"sleeptime\" already provided.\n",
 977                                                         fname, lineno );
 978                                                 return 1;
 979                                         }
 980
 981                                         if ( lutil_atoi( &rdi.rdi_sleeptime, &argv[ i ][ STRLENOF( "sleeptime=" ) ] ) ) {
 982                                                 fprintf( stderr, "%s: line %d: retcode: "
 983                                                         "unable to parse \"sleeptime=%s\".\n",
 984                                                         fname, lineno, &argv[ i ][ STRLENOF( "sleeptime=" ) ] );
 985                                                 return 1;
 986                                         }
 987
 988                                 } else if ( strncasecmp( argv[ i ], "unsolicited=", STRLENOF( "unsolicited=" ) ) == 0 )
 989                                 {
 990                                         char            *data;
 991
 992                                         if ( !BER_BVISNULL( &rdi.rdi_unsolicited_oid ) ) {
 993                                                 fprintf( stderr, "%s: line %d: retcode: "
 994                                                         "\"unsolicited\" already provided.\n",
 995                                                         fname, lineno );
 996                                                 return 1;
 997                                         }
 998
 999                                         data = strchr( &argv[ i ][ STRLENOF( "unsolicited=" ) ], ':' );
1000                                         if ( data != NULL ) {
1001                                                 struct berval   oid;
1002
1003                                                 if ( ldif_parse_line2( &argv[ i ][ STRLENOF( "unsolicited=" ) ],
1004                                                         &oid, &rdi.rdi_unsolicited_data, NULL ) )
1005                                                 {
1006                                                         fprintf( stderr, "%s: line %d: retcode: "
1007                                                                 "unable to parse \"unsolicited\".\n",
1008                                                                 fname, lineno );
1009                                                         return 1;
1010                                                 }
1011
1012                                                 ber_dupbv( &rdi.rdi_unsolicited_oid, &oid );
1013
1014                                         } else {
1015                                                 ber_str2bv( &argv[ i ][ STRLENOF( "unsolicited=" ) ], 0, 1,
1016                                                         &rdi.rdi_unsolicited_oid );
1017                                         }
1018
1019                                 } else if ( strncasecmp( argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 )
1020                                 {
1021                                         char *arg = &argv[ i ][ STRLENOF( "flags=" ) ];
1022                                         if ( strcasecmp( arg, "disconnect" ) == 0 ) {
1023                                                 rdi.rdi_flags |= RDI_PRE_DISCONNECT;
1024
1025                                         } else if ( strcasecmp( arg, "pre-disconnect" ) == 0 ) {
1026                                                 rdi.rdi_flags |= RDI_PRE_DISCONNECT;
1027
1028                                         } else if ( strcasecmp( arg, "post-disconnect" ) == 0 ) {
1029                                                 rdi.rdi_flags |= RDI_POST_DISCONNECT;
1030
1031                                         } else {
1032                                                 fprintf( stderr, "%s: line %d: retcode: "
1033                                                         "unknown flag \"%s\".\n",
1034                                                         fname, lineno, arg );
1035                                                 return 1;
1036                                         }
1037
1038                                 } else {
1039                                         fprintf( stderr, "%s: line %d: retcode: "
1040                                                 "unknown option \"%s\".\n",
1041                                                 fname, lineno, argv[ i ] );
1042                                         return 1;
1043                                 }
1044                         }
1045                 }
1046
1047                 for ( rdip = &rd->rd_item; *rdip; rdip = &(*rdip)->rdi_next )
1048                         /* go to last */ ;
1049
1050
1051                 *rdip = ( retcode_item_t * )ch_malloc( sizeof( retcode_item_t ) );
1052                 *(*rdip) = rdi;
1053
1054         } else if ( strcasecmp( argv0, "indir" ) == 0 ) {
1055                 rd->rd_flags |= RETCODE_FINDIR;
1056
1057         } else if ( strcasecmp( argv0, "sleep" ) == 0 ) {
1058                 switch ( argc ) {
1059                 case 1:
1060                         fprintf( stderr, "%s: line %d: retcode: "
1061                                 "\"retcode-sleep <time>\": missing <time>\n",
1062                                 fname, lineno );
1063                         return 1;
1064
1065                 case 2:
1066                         break;
1067
1068                 default:
1069                         fprintf( stderr, "%s: line %d: retcode: "
1070                                 "\"retcode-sleep <time>\": extra cruft after <time>\n",
1071                                 fname, lineno );
1072                         return 1;
1073                 }
1074
1075                 if ( lutil_atoi( &rd->rd_sleep, argv[ 1 ] ) != 0 ) {
1076                         fprintf( stderr, "%s: line %d: retcode: "
1077                                 "\"retcode-sleep <time>\": unable to parse <time>\n",
1078                                 fname, lineno );
1079                         return 1;
1080                 }
1081
1082         } else {
1083                 return SLAP_CONF_UNKNOWN;
1084         }
1085
1086         return 0;
1087 }
1088
1089 static int
1090 retcode_db_open( BackendDB *be )
1091 {
1092         slap_overinst   *on = (slap_overinst *)be->bd_info;
1093         retcode_t       *rd = (retcode_t *)on->on_bi.bi_private;
1094
1095         retcode_item_t  *rdi;
1096
1097         for ( rdi = rd->rd_item; rdi; rdi = rdi->rdi_next ) {
1098                 LDAPRDN                 rdn = NULL;
1099                 int                     rc, j;
1100                 char*                   p;
1101                 struct berval           val[ 3 ];
1102                 char                    buf[ SLAP_TEXT_BUFLEN ];
1103
1104                 /* DN */
1105                 rdi->rdi_e.e_name = rdi->rdi_dn;
1106                 rdi->rdi_e.e_nname = rdi->rdi_ndn;
1107
1108                 /* objectClass */
1109                 val[ 0 ] = oc_errObject->soc_cname;
1110                 val[ 1 ] = slap_schema.si_oc_extensibleObject->soc_cname;
1111                 BER_BVZERO( &val[ 2 ] );
1112
1113                 attr_merge( &rdi->rdi_e, slap_schema.si_ad_objectClass, val, NULL );
1114
1115                 /* RDN avas */
1116                 rc = ldap_bv2rdn( &rdi->rdi_dn, &rdn, (char **) &p,
1117                                 LDAP_DN_FORMAT_LDAP );
1118
1119                 assert( rc == LDAP_SUCCESS );
1120
1121                 for ( j = 0; rdn[ j ]; j++ ) {
1122                         LDAPAVA                 *ava = rdn[ j ];
1123                         AttributeDescription    *ad = NULL;
1124                         const char              *text;
1125
1126                         rc = slap_bv2ad( &ava->la_attr, &ad, &text );
1127                         assert( rc == LDAP_SUCCESS );
1128
1129                         attr_merge_normalize_one( &rdi->rdi_e, ad,
1130                                         &ava->la_value, NULL );
1131                 }
1132
1133                 ldap_rdnfree( rdn );
1134
1135                 /* error code */
1136                 snprintf( buf, sizeof( buf ), "%d", rdi->rdi_err );
1137                 ber_str2bv( buf, 0, 0, &val[ 0 ] );
1138
1139                 attr_merge_one( &rdi->rdi_e, ad_errCode, &val[ 0 ], NULL );
1140
1141                 if ( rdi->rdi_ref != NULL ) {
1142                         attr_merge_normalize( &rdi->rdi_e, slap_schema.si_ad_ref,
1143                                 rdi->rdi_ref, NULL );
1144                 }
1145
1146                 /* text */
1147                 if ( !BER_BVISNULL( &rdi->rdi_text ) ) {
1148                         val[ 0 ] = rdi->rdi_text;
1149
1150                         attr_merge_normalize_one( &rdi->rdi_e, ad_errText, &val[ 0 ], NULL );
1151                 }
1152
1153                 /* matched */
1154                 if ( !BER_BVISNULL( &rdi->rdi_matched ) ) {
1155                         val[ 0 ] = rdi->rdi_matched;
1156
1157                         attr_merge_normalize_one( &rdi->rdi_e, ad_errMatchedDN, &val[ 0 ], NULL );
1158                 }
1159
1160                 /* sleep time */
1161                 if ( rdi->rdi_sleeptime ) {
1162                         snprintf( buf, sizeof( buf ), "%d", rdi->rdi_sleeptime );
1163                         ber_str2bv( buf, 0, 0, &val[ 0 ] );
1164
1165                         attr_merge_one( &rdi->rdi_e, ad_errSleepTime, &val[ 0 ], NULL );
1166                 }
1167
1168                 /* operations */
1169                 if ( rdi->rdi_mask & SN_DG_OP_ADD ) {
1170                         BER_BVSTR( &val[ 0 ], "add" );
1171                         attr_merge_normalize_one( &rdi->rdi_e, ad_errOp, &val[ 0 ], NULL );
1172                 }
1173
1174                 if ( rdi->rdi_mask & SN_DG_OP_BIND ) {
1175                         BER_BVSTR( &val[ 0 ], "bind" );
1176                         attr_merge_normalize_one( &rdi->rdi_e, ad_errOp, &val[ 0 ], NULL );
1177                 }
1178
1179                 if ( rdi->rdi_mask & SN_DG_OP_COMPARE ) {
1180                         BER_BVSTR( &val[ 0 ], "compare" );
1181                         attr_merge_normalize_one( &rdi->rdi_e, ad_errOp, &val[ 0 ], NULL );
1182                 }
1183
1184                 if ( rdi->rdi_mask & SN_DG_OP_DELETE ) {
1185                         BER_BVSTR( &val[ 0 ], "delete" );
1186                         attr_merge_normalize_one( &rdi->rdi_e, ad_errOp, &val[ 0 ], NULL );
1187                 }
1188
1189                 if ( rdi->rdi_mask & SN_DG_EXTENDED ) {
1190                         BER_BVSTR( &val[ 0 ], "extended" );
1191                         attr_merge_normalize_one( &rdi->rdi_e, ad_errOp, &val[ 0 ], NULL );
1192                 }
1193
1194                 if ( rdi->rdi_mask & SN_DG_OP_MODIFY ) {
1195                         BER_BVSTR( &val[ 0 ], "modify" );
1196                         attr_merge_normalize_one( &rdi->rdi_e, ad_errOp, &val[ 0 ], NULL );
1197                 }
1198
1199                 if ( rdi->rdi_mask & SN_DG_OP_RENAME ) {
1200                         BER_BVSTR( &val[ 0 ], "rename" );
1201                         attr_merge_normalize_one( &rdi->rdi_e, ad_errOp, &val[ 0 ], NULL );
1202                 }
1203
1204                 if ( rdi->rdi_mask & SN_DG_OP_SEARCH ) {
1205                         BER_BVSTR( &val[ 0 ], "search" );
1206                         attr_merge_normalize_one( &rdi->rdi_e, ad_errOp, &val[ 0 ], NULL );
1207                 }
1208         }
1209
1210         return 0;
1211 }
1212
1213 static int
1214 retcode_db_destroy( BackendDB *be )
1215 {
1216         slap_overinst   *on = (slap_overinst *)be->bd_info;
1217         retcode_t       *rd = (retcode_t *)on->on_bi.bi_private;
1218
1219         if ( rd ) {
1220                 retcode_item_t  *rdi, *next;
1221
1222                 for ( rdi = rd->rd_item; rdi != NULL; rdi = next ) {
1223                         ber_memfree( rdi->rdi_dn.bv_val );
1224                         ber_memfree( rdi->rdi_ndn.bv_val );
1225
1226                         if ( !BER_BVISNULL( &rdi->rdi_text ) ) {
1227                                 ber_memfree( rdi->rdi_text.bv_val );
1228                         }
1229
1230                         if ( !BER_BVISNULL( &rdi->rdi_matched ) ) {
1231                                 ber_memfree( rdi->rdi_matched.bv_val );
1232                         }
1233
1234                         if ( rdi->rdi_ref ) {
1235                                 ber_bvarray_free( rdi->rdi_ref );
1236                         }
1237
1238                         BER_BVZERO( &rdi->rdi_e.e_name );
1239                         BER_BVZERO( &rdi->rdi_e.e_nname );
1240
1241                         entry_clean( &rdi->rdi_e );
1242
1243                         next = rdi->rdi_next;
1244
1245                         ch_free( rdi );
1246                 }
1247
1248                 if ( !BER_BVISNULL( &rd->rd_pdn ) ) {
1249                         ber_memfree( rd->rd_pdn.bv_val );
1250                 }
1251
1252                 if ( !BER_BVISNULL( &rd->rd_npdn ) ) {
1253                         ber_memfree( rd->rd_npdn.bv_val );
1254                 }
1255
1256                 ber_memfree( rd );
1257         }
1258
1259         return 0;
1260 }
1261
1262 #if SLAPD_OVER_RETCODE == SLAPD_MOD_DYNAMIC
1263 static
1264 #endif /* SLAPD_OVER_RETCODE == SLAPD_MOD_DYNAMIC */
1265 int
1266 retcode_initialize( void )
1267 {
1268         int             i, code;
1269
1270         static struct {
1271                 char                    *desc;
1272                 AttributeDescription    **ad;
1273         } retcode_at[] = {
1274                 { "( 1.3.6.1.4.1.4203.666.11.4.1.1 "
1275                         "NAME ( 'errCode' ) "
1276                         "DESC 'LDAP error code' "
1277                         "EQUALITY integerMatch "
1278                         "ORDERING integerOrderingMatch "
1279                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 "
1280                         "SINGLE-VALUE )",
1281                         &ad_errCode },
1282                 { "( 1.3.6.1.4.1.4203.666.11.4.1.2 "
1283                         "NAME ( 'errOp' ) "
1284                         "DESC 'Operations the errObject applies to' "
1285                         "EQUALITY caseIgnoreMatch "
1286                         "SUBSTR caseIgnoreSubstringsMatch "
1287                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
1288                         &ad_errOp},
1289                 { "( 1.3.6.1.4.1.4203.666.11.4.1.3 "
1290                         "NAME ( 'errText' ) "
1291                         "DESC 'LDAP error textual description' "
1292                         "EQUALITY caseIgnoreMatch "
1293                         "SUBSTR caseIgnoreSubstringsMatch "
1294                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 "
1295                         "SINGLE-VALUE )",
1296                         &ad_errText },
1297                 { "( 1.3.6.1.4.1.4203.666.11.4.1.4 "
1298                         "NAME ( 'errSleepTime' ) "
1299                         "DESC 'Time to wait before returning the error' "
1300                         "EQUALITY integerMatch "
1301                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 "
1302                         "SINGLE-VALUE )",
1303                         &ad_errSleepTime },
1304                 { "( 1.3.6.1.4.1.4203.666.11.4.1.5 "
1305                         "NAME ( 'errMatchedDN' ) "
1306                         "DESC 'Value to be returned as matched DN' "
1307                         "EQUALITY distinguishedNameMatch "
1308                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 "
1309                         "SINGLE-VALUE )",
1310                         &ad_errMatchedDN },
1311                 { "( 1.3.6.1.4.1.4203.666.11.4.1.6 "
1312                         "NAME ( 'errUnsolicitedOID' ) "
1313                         "DESC 'OID to be returned within unsolicited response' "
1314                         "EQUALITY objectIdentifierMatch "
1315                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.38 "
1316                         "SINGLE-VALUE )",
1317                         &ad_errUnsolicitedOID },
1318                 { "( 1.3.6.1.4.1.4203.666.11.4.1.7 "
1319                         "NAME ( 'errUnsolicitedData' ) "
1320                         "DESC 'Data to be returned within unsolicited response' "
1321                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.40 "
1322                         "SINGLE-VALUE )",
1323                         &ad_errUnsolicitedData },
1324                 { "( 1.3.6.1.4.1.4203.666.11.4.1.8 "
1325                         "NAME ( 'errDisconnect' ) "
1326                         "DESC 'Disconnect without notice' "
1327                         "SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 "
1328                         "SINGLE-VALUE )",
1329                         &ad_errDisconnect },
1330                 { NULL }
1331         };
1332
1333         static struct {
1334                 char            *desc;
1335                 ObjectClass     **oc;
1336         } retcode_oc[] = {
1337                 { "( 1.3.6.1.4.1.4203.666.11.4.3.0 "
1338                         "NAME ( 'errAbsObject' ) "
1339                         "SUP top ABSTRACT "
1340                         "MUST ( errCode ) "
1341                         "MAY ( "
1342                                 "cn "
1343                                 "$ description "
1344                                 "$ errOp "
1345                                 "$ errText "
1346                                 "$ errSleepTime "
1347                                 "$ errMatchedDN "
1348                                 "$ errUnsolicitedOID "
1349                                 "$ errUnsolicitedData "
1350                                 "$ errDisconnect "
1351                         ") )",
1352                         &oc_errAbsObject },
1353                 { "( 1.3.6.1.4.1.4203.666.11.4.3.1 "
1354                         "NAME ( 'errObject' ) "
1355                         "SUP errAbsObject STRUCTURAL "
1356                         ")",
1357                         &oc_errObject },
1358                 { "( 1.3.6.1.4.1.4203.666.11.4.3.2 "
1359                         "NAME ( 'errAuxObject' ) "
1360                         "SUP errAbsObject AUXILIARY "
1361                         ")",
1362                         &oc_errAuxObject },
1363                 { NULL }
1364         };
1365
1366
1367         for ( i = 0; retcode_at[ i ].desc != NULL; i++ ) {
1368                 code = register_at( retcode_at[ i ].desc, retcode_at[ i ].ad, 0 );
1369                 if ( code ) {
1370                         Debug( LDAP_DEBUG_ANY,
1371                                 "retcode: register_at failed\n", 0, 0, 0 );
1372                         return code;
1373                 }
1374         }
1375
1376         for ( i = 0; retcode_oc[ i ].desc != NULL; i++ ) {
1377                 code = register_oc( retcode_oc[ i ].desc, retcode_oc[ i ].oc, 0 );
1378                 if ( code ) {
1379                         Debug( LDAP_DEBUG_ANY,
1380                                 "retcode: register_oc failed\n", 0, 0, 0 );
1381                         return code;
1382                 }
1383         }
1384
1385         retcode.on_bi.bi_type = "retcode";
1386
1387         retcode.on_bi.bi_db_init = retcode_db_init;
1388         retcode.on_bi.bi_db_config = retcode_db_config;
1389         retcode.on_bi.bi_db_open = retcode_db_open;
1390         retcode.on_bi.bi_db_destroy = retcode_db_destroy;
1391
1392         retcode.on_bi.bi_op_add = retcode_op_func;
1393         retcode.on_bi.bi_op_bind = retcode_op_func;
1394         retcode.on_bi.bi_op_compare = retcode_op_func;
1395         retcode.on_bi.bi_op_delete = retcode_op_func;
1396         retcode.on_bi.bi_op_modify = retcode_op_func;
1397         retcode.on_bi.bi_op_modrdn = retcode_op_func;
1398         retcode.on_bi.bi_op_search = retcode_op_func;
1399
1400         retcode.on_bi.bi_extended = retcode_op_func;
1401
1402         retcode.on_response = retcode_response;
1403
1404         return overlay_register( &retcode );
1405 }
1406
1407 #if SLAPD_OVER_RETCODE == SLAPD_MOD_DYNAMIC
1408 int
1409 init_module( int argc, char *argv[] )
1410 {
1411         return retcode_initialize();
1412 }
1413 #endif /* SLAPD_OVER_RETCODE == SLAPD_MOD_DYNAMIC */
1414
1415 #endif /* SLAPD_OVER_RETCODE */