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

   1 /* bind.c - decode an ldap bind operation and pass it to a backend db */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 /*
   9  * Copyright (c) 1995 Regents of the University of Michigan.
  10  * All rights reserved.
  11  *
  12  * Redistribution and use in source and binary forms are permitted
  13  * provided that this notice is preserved and that due credit is given
  14  * to the University of Michigan at Ann Arbor. The name of the University
  15  * may not be used to endorse or promote products derived from this
  16  * software without specific prior written permission. This software
  17  * is provided ``as is'' without express or implied warranty.
  18  */
  19
  20 #include "portable.h"
  21
  22 #include <stdio.h>
  23
  24 #include <ac/string.h>
  25 #include <ac/socket.h>
  26
  27 #include "ldap_pvt.h"
  28 #include "slap.h"
  29 #ifdef LDAP_SLAPI
  30 #include "slapi.h"
  31 #endif
  32
  33
  34 int
  35 do_bind(
  36     Operation   *op,
  37     SlapReply   *rs
  38 )
  39 {
  40         BerElement *ber = op->o_ber;
  41         ber_int_t version;
  42         ber_tag_t method;
  43         struct berval mech = { 0, NULL };
  44         struct berval dn = { 0, NULL };
  45         ber_tag_t tag;
  46         Backend *be = NULL;
  47
  48 #ifdef LDAP_SLAPI
  49         Slapi_PBlock *pb = op->o_pb;
  50 #endif
  51
  52 #ifdef NEW_LOGGING
  53         LDAP_LOG( OPERATION, ENTRY, "do_bind: conn %d\n", op->o_connid, 0, 0 );
  54 #else
  55         Debug( LDAP_DEBUG_TRACE, "do_bind\n", 0, 0, 0 );
  56 #endif
  57
  58         /*
  59          * Force to connection to "anonymous" until bind succeeds.
  60          */
  61         ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
  62         if ( op->o_conn->c_sasl_bind_in_progress ) {
  63                 be = op->o_conn->c_authz_backend;
  64         }
  65         if ( op->o_conn->c_dn.bv_len ) {
  66                 /* log authorization identity demotion */
  67                 Statslog( LDAP_DEBUG_STATS,
  68                         "conn=%lu op=%lu BIND anonymous mech=implicit ssf=0\n",
  69                         op->o_connid, op->o_opid, 0, 0, 0 );
  70         }
  71         connection2anonymous( op->o_conn );
  72         if ( op->o_conn->c_sasl_bind_in_progress ) {
  73                 op->o_conn->c_authz_backend = be;
  74         }
  75         ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
  76         if ( op->o_dn.bv_val != NULL ) {
  77                 free( op->o_dn.bv_val );
  78                 op->o_dn.bv_val = ch_strdup( "" );
  79                 op->o_dn.bv_len = 0;
  80         }
  81         if ( op->o_ndn.bv_val != NULL ) {
  82                 free( op->o_ndn.bv_val );
  83                 op->o_ndn.bv_val = ch_strdup( "" );
  84                 op->o_ndn.bv_len = 0;
  85         }
  86
  87         /*
  88          * Parse the bind request.  It looks like this:
  89          *
  90          *      BindRequest ::= SEQUENCE {
  91          *              version         INTEGER,                 -- version
  92          *              name            DistinguishedName,       -- dn
  93          *              authentication  CHOICE {
  94          *                      simple          [0] OCTET STRING -- passwd
  95          *                      krbv42ldap      [1] OCTET STRING
  96          *                      krbv42dsa       [2] OCTET STRING
  97          *                      SASL            [3] SaslCredentials
  98          *              }
  99          *      }
 100          *
 101          *      SaslCredentials ::= SEQUENCE {
 102          *              mechanism           LDAPString,
 103          *              credentials         OCTET STRING OPTIONAL
 104          *      }
 105          */
 106
 107         tag = ber_scanf( ber, "{imt" /*}*/, &version, &dn, &method );
 108
 109         if ( tag == LBER_ERROR ) {
 110 #ifdef NEW_LOGGING
 111                 LDAP_LOG( OPERATION, ERR,
 112                         "do_bind: conn %d  ber_scanf failed\n", op->o_connid, 0, 0 );
 113 #else
 114                 Debug( LDAP_DEBUG_ANY, "bind: ber_scanf failed\n", 0, 0, 0 );
 115 #endif
 116                 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
 117                 rs->sr_err = -1;
 118                 goto cleanup;
 119         }
 120
 121         op->o_protocol = version;
 122
 123         if( method != LDAP_AUTH_SASL ) {
 124                 tag = ber_scanf( ber, /*{*/ "m}", &op->orb_cred );
 125
 126         } else {
 127                 tag = ber_scanf( ber, "{m" /*}*/, &mech );
 128
 129                 if ( tag != LBER_ERROR ) {
 130                         ber_len_t len;
 131                         tag = ber_peek_tag( ber, &len );
 132
 133                         if ( tag == LDAP_TAG_LDAPCRED ) {
 134                                 tag = ber_scanf( ber, "m", &op->orb_cred );
 135                         } else {
 136                                 tag = LDAP_TAG_LDAPCRED;
 137                                 op->orb_cred.bv_val = NULL;
 138                                 op->orb_cred.bv_len = 0;
 139                         }
 140
 141                         if ( tag != LBER_ERROR ) {
 142                                 tag = ber_scanf( ber, /*{{*/ "}}" );
 143                         }
 144                 }
 145         }
 146
 147         if ( tag == LBER_ERROR ) {
 148                 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
 149                 rs->sr_err = SLAPD_DISCONNECT;
 150                 goto cleanup;
 151         }
 152
 153         if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
 154 #ifdef NEW_LOGGING
 155                 LDAP_LOG( OPERATION, INFO,
 156                         "do_bind: conn %d  get_ctrls failed\n", op->o_connid, 0, 0 );
 157 #else
 158                 Debug( LDAP_DEBUG_ANY, "do_bind: get_ctrls failed\n", 0, 0, 0 );
 159 #endif
 160                 goto cleanup;
 161         }
 162
 163         /* We use the tmpmemctx here because it speeds up normalization.
 164          * However, we must dup with regular malloc when storing any
 165          * resulting DNs in the op or conn structures.
 166          */
 167         rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
 168                 op->o_tmpmemctx );
 169         if ( rs->sr_err != LDAP_SUCCESS ) {
 170 #ifdef NEW_LOGGING
 171                 LDAP_LOG( OPERATION, INFO,
 172                         "do_bind: conn %d  invalid dn (%s)\n",
 173                         op->o_connid, dn.bv_val, 0 );
 174 #else
 175                 Debug( LDAP_DEBUG_ANY, "bind: invalid dn (%s)\n",
 176                         dn.bv_val, 0, 0 );
 177 #endif
 178                 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
 179                 goto cleanup;
 180         }
 181
 182         if( method == LDAP_AUTH_SASL ) {
 183 #ifdef NEW_LOGGING
 184                 LDAP_LOG( OPERATION,     DETAIL1,
 185                         "do_sasl_bind: conn %d  dn (%s) mech %s\n",
 186                         op->o_connid, op->o_req_dn.bv_val, mech.bv_val );
 187 #else
 188                 Debug( LDAP_DEBUG_TRACE, "do_sasl_bind: dn (%s) mech %s\n",
 189                         op->o_req_dn.bv_val, mech.bv_val, NULL );
 190 #endif
 191
 192         } else {
 193 #ifdef NEW_LOGGING
 194                 LDAP_LOG( OPERATION, DETAIL1,
 195                         "do_bind: version=%ld dn=\"%s\" method=%ld\n",
 196                         (unsigned long) version, op->o_req_dn.bv_val,
 197                         (unsigned long) method );
 198 #else
 199                 Debug( LDAP_DEBUG_TRACE,
 200                         "do_bind: version=%ld dn=\"%s\" method=%ld\n",
 201                         (unsigned long) version, op->o_req_dn.bv_val,
 202                         (unsigned long) method );
 203 #endif
 204         }
 205
 206         Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu BIND dn=\"%s\" method=%ld\n",
 207             op->o_connid, op->o_opid, op->o_req_dn.bv_val, (unsigned long) method,
 208                 0 );
 209
 210         if ( version < LDAP_VERSION_MIN || version > LDAP_VERSION_MAX ) {
 211 #ifdef NEW_LOGGING
 212                 LDAP_LOG( OPERATION, INFO,
 213                         "do_bind: conn %d  unknown version = %ld\n",
 214                         op->o_connid, (unsigned long)version, 0 );
 215 #else
 216                 Debug( LDAP_DEBUG_ANY, "do_bind: unknown version=%ld\n",
 217                         (unsigned long) version, 0, 0 );
 218 #endif
 219                 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
 220                         "requested protocol version not supported" );
 221                 goto cleanup;
 222
 223         } else if (!( global_allows & SLAP_ALLOW_BIND_V2 ) &&
 224                 version < LDAP_VERSION3 )
 225         {
 226                 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
 227                         "historical protocol version requested, use LDAPv3 instead" );
 228                 goto cleanup;
 229         }
 230
 231         /*
 232          * we set connection version regardless of whether bind succeeds or not.
 233          */
 234         ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
 235         op->o_conn->c_protocol = version;
 236         ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
 237
 238         /* check for inappropriate controls */
 239         if( get_manageDSAit( op ) == SLAP_CRITICAL_CONTROL ) {
 240                 send_ldap_error( op, rs,
 241                         LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
 242                         "manageDSAit control inappropriate" );
 243                 goto cleanup;
 244         }
 245
 246         /* Set the bindop for the benefit of in-directory SASL lookups */
 247         op->o_conn->c_sasl_bindop = op;
 248
 249         if ( method == LDAP_AUTH_SASL ) {
 250                 if ( version < LDAP_VERSION3 ) {
 251 #ifdef NEW_LOGGING
 252                         LDAP_LOG( OPERATION, INFO,
 253                                 "do_bind: conn %d  sasl with LDAPv%ld\n",
 254                                 op->o_connid, (unsigned long)version , 0 );
 255 #else
 256                         Debug( LDAP_DEBUG_ANY, "do_bind: sasl with LDAPv%ld\n",
 257                                 (unsigned long) version, 0, 0 );
 258 #endif
 259                         send_ldap_discon( op, rs,
 260                                 LDAP_PROTOCOL_ERROR, "SASL bind requires LDAPv3" );
 261                         rs->sr_err = SLAPD_DISCONNECT;
 262                         goto cleanup;
 263                 }
 264
 265                 if( mech.bv_len == 0 ) {
 266 #ifdef NEW_LOGGING
 267                         LDAP_LOG( OPERATION, INFO,
 268                                    "do_bind: conn %d  no SASL mechanism provided\n",
 269                                    op->o_connid, 0, 0 );
 270 #else
 271                         Debug( LDAP_DEBUG_ANY,
 272                                 "do_bind: no sasl mechanism provided\n",
 273                                 0, 0, 0 );
 274 #endif
 275                         send_ldap_error( op, rs, LDAP_AUTH_METHOD_NOT_SUPPORTED,
 276                                 "no SASL mechanism provided" );
 277                         goto cleanup;
 278                 }
 279
 280                 /* check restrictions */
 281                 if( backend_check_restrictions( op, rs, &mech ) != LDAP_SUCCESS ) {
 282                         send_ldap_result( op, rs );
 283                         goto cleanup;
 284                 }
 285
 286                 ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
 287                 if ( op->o_conn->c_sasl_bind_in_progress ) {
 288                         if( !bvmatch( &op->o_conn->c_sasl_bind_mech, &mech ) ) {
 289                                 /* mechanism changed between bind steps */
 290                                 slap_sasl_reset(op->o_conn);
 291                         }
 292                 } else {
 293                         ber_dupbv(&op->o_conn->c_sasl_bind_mech, &mech);
 294                 }
 295                 ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
 296
 297                 rs->sr_err = slap_sasl_bind( op, rs );
 298
 299                 ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
 300                 if( rs->sr_err == LDAP_SUCCESS ) {
 301                         ber_dupbv(&op->o_conn->c_dn, &op->orb_edn);
 302                         if( op->orb_edn.bv_len != 0 ) {
 303                                 /* edn is always normalized already */
 304                                 ber_dupbv( &op->o_conn->c_ndn, &op->o_conn->c_dn );
 305                         }
 306                         op->o_tmpfree( op->orb_edn.bv_val, op->o_tmpmemctx );
 307                         op->orb_edn.bv_val = NULL;
 308                         op->orb_edn.bv_len = 0;
 309                         op->o_conn->c_authmech = op->o_conn->c_sasl_bind_mech;
 310                         op->o_conn->c_sasl_bind_mech.bv_val = NULL;
 311                         op->o_conn->c_sasl_bind_mech.bv_len = 0;
 312                         op->o_conn->c_sasl_bind_in_progress = 0;
 313
 314                         op->o_conn->c_sasl_ssf = op->orb_ssf;
 315                         if( op->orb_ssf > op->o_conn->c_ssf ) {
 316                                 op->o_conn->c_ssf = op->orb_ssf;
 317                         }
 318
 319                         if( op->o_conn->c_dn.bv_len != 0 ) {
 320                                 ber_len_t max = sockbuf_max_incoming_auth;
 321                                 ber_sockbuf_ctrl( op->o_conn->c_sb,
 322                                         LBER_SB_OPT_SET_MAX_INCOMING, &max );
 323                         }
 324
 325                         /* log authorization identity */
 326                         Statslog( LDAP_DEBUG_STATS,
 327                                 "conn=%lu op=%lu BIND dn=\"%s\" mech=%s ssf=%d\n",
 328                                 op->o_connid, op->o_opid,
 329                                 op->o_conn->c_dn.bv_val ? op->o_conn->c_dn.bv_val : "<empty>",
 330                                 op->o_conn->c_authmech.bv_val, op->orb_ssf );
 331
 332 #ifdef NEW_LOGGING
 333                         LDAP_LOG( OPERATION, DETAIL1,
 334                                 "do_bind: SASL/%s bind: dn=\"%s\" ssf=%d\n",
 335                                 op->o_conn->c_authmech.bv_val,
 336                                 op->o_conn->c_dn.bv_val ? op->o_conn->c_dn.bv_val : "<empty>",
 337                                 op->orb_ssf );
 338 #else
 339                         Debug( LDAP_DEBUG_TRACE,
 340                                 "do_bind: SASL/%s bind: dn=\"%s\" ssf=%d\n",
 341                                 op->o_conn->c_authmech.bv_val,
 342                                 op->o_conn->c_dn.bv_val ? op->o_conn->c_dn.bv_val : "<empty>",
 343                                 op->orb_ssf );
 344 #endif
 345
 346                 } else if ( rs->sr_err == LDAP_SASL_BIND_IN_PROGRESS ) {
 347                         op->o_conn->c_sasl_bind_in_progress = 1;
 348
 349                 } else {
 350                         if ( op->o_conn->c_sasl_bind_mech.bv_val ) {
 351                                 free( op->o_conn->c_sasl_bind_mech.bv_val );
 352                                 op->o_conn->c_sasl_bind_mech.bv_val = NULL;
 353                                 op->o_conn->c_sasl_bind_mech.bv_len = 0;
 354                         }
 355                         op->o_conn->c_sasl_bind_in_progress = 0;
 356                 }
 357
 358 #ifdef LDAP_SLAPI
 359                 /*
 360                  * Normally post-operation plugins are called only after the
 361                  * backend operation. Because the front-end performs SASL
 362                  * binds on behalf of the backend, we'll make a special
 363                  * exception to call the post-operation plugins after a
 364                  * SASL bind.
 365                  */
 366                 slapi_x_pblock_set_operation( pb, op );
 367                 slapi_pblock_set( pb, SLAPI_BIND_TARGET, (void *)dn.bv_val );
 368                 slapi_pblock_set( pb, SLAPI_BIND_METHOD, (void *)method );
 369                 slapi_pblock_set( pb, SLAPI_BIND_CREDENTIALS, (void *)&op->orb_cred );
 370                 slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)(0) );
 371                 (void) doPluginFNs( op->o_bd, SLAPI_PLUGIN_POST_BIND_FN, pb );
 372 #endif /* LDAP_SLAPI */
 373
 374                 ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
 375
 376                 goto cleanup;
 377
 378         } else {
 379                 /* Not SASL, cancel any in-progress bind */
 380                 ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
 381
 382                 if ( op->o_conn->c_sasl_bind_mech.bv_val != NULL ) {
 383                         free(op->o_conn->c_sasl_bind_mech.bv_val);
 384                         op->o_conn->c_sasl_bind_mech.bv_val = NULL;
 385                         op->o_conn->c_sasl_bind_mech.bv_len = 0;
 386                 }
 387                 op->o_conn->c_sasl_bind_in_progress = 0;
 388
 389                 slap_sasl_reset( op->o_conn );
 390                 ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
 391         }
 392
 393         if ( method == LDAP_AUTH_SIMPLE ) {
 394                 /* accept "anonymous" binds */
 395                 if ( op->orb_cred.bv_len == 0 || op->o_req_ndn.bv_len == 0 ) {
 396                         rs->sr_err = LDAP_SUCCESS;
 397
 398                         if( op->orb_cred.bv_len &&
 399                                 !( global_allows & SLAP_ALLOW_BIND_ANON_CRED ))
 400                         {
 401                                 /* cred is not empty, disallow */
 402                                 rs->sr_err = LDAP_INVALID_CREDENTIALS;
 403
 404                         } else if ( op->o_req_ndn.bv_len &&
 405                                 !( global_allows & SLAP_ALLOW_BIND_ANON_DN ))
 406                         {
 407                                 /* DN is not empty, disallow */
 408                                 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
 409                                 rs->sr_text =
 410                                         "unauthenticated bind (DN with no password) disallowed";
 411
 412                         } else if ( global_disallows & SLAP_DISALLOW_BIND_ANON ) {
 413                                 /* disallow */
 414                                 rs->sr_err = LDAP_INAPPROPRIATE_AUTH;
 415                                 rs->sr_text = "anonymous bind disallowed";
 416
 417                         } else {
 418                                 backend_check_restrictions( op, rs, &mech );
 419                         }
 420
 421                         /*
 422                          * we already forced connection to "anonymous",
 423                          * just need to send success
 424                          */
 425                         send_ldap_result( op, rs );
 426 #ifdef NEW_LOGGING
 427                         LDAP_LOG( OPERATION, DETAIL1,
 428                                    "do_bind: conn %d  v%d anonymous bind\n",
 429                                    op->o_connid, version , 0 );
 430 #else
 431                         Debug( LDAP_DEBUG_TRACE, "do_bind: v%d anonymous bind\n",
 432                                 version, 0, 0 );
 433 #endif
 434                         goto cleanup;
 435
 436                 } else if ( global_disallows & SLAP_DISALLOW_BIND_SIMPLE ) {
 437                         /* disallow simple authentication */
 438                         rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
 439                         rs->sr_text = "unwilling to perform simple authentication";
 440
 441                         send_ldap_result( op, rs );
 442 #ifdef NEW_LOGGING
 443                         LDAP_LOG( OPERATION, INFO,
 444                                 "do_bind: conn %d  v%d simple bind(%s) disallowed\n",
 445                                 op->o_connid, version, op->o_req_ndn.bv_val );
 446 #else
 447                         Debug( LDAP_DEBUG_TRACE,
 448                                 "do_bind: v%d simple bind(%s) disallowed\n",
 449                                 version, op->o_req_ndn.bv_val, 0 );
 450 #endif
 451                         goto cleanup;
 452                 }
 453
 454 #ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND
 455         } else if ( method == LDAP_AUTH_KRBV41 || method == LDAP_AUTH_KRBV42 ) {
 456                 if ( global_disallows & SLAP_DISALLOW_BIND_KRBV4 ) {
 457                         /* disallow simple authentication */
 458                         rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
 459                         rs->sr_text = "unwilling to perform Kerberos V4 bind";
 460
 461                         send_ldap_result( op, rs );
 462 #ifdef NEW_LOGGING
 463                         LDAP_LOG( OPERATION, DETAIL1,
 464                                 "do_bind: conn %d  v%d Kerberos V4 bind\n",
 465                                 op->o_connid, version , 0 );
 466 #else
 467                         Debug( LDAP_DEBUG_TRACE, "do_bind: v%d Kerberos V4 bind\n",
 468                                 version, 0, 0 );
 469 #endif
 470                         goto cleanup;
 471                 }
 472 #endif
 473
 474         } else {
 475                 rs->sr_err = LDAP_AUTH_METHOD_NOT_SUPPORTED;
 476                 rs->sr_text = "unknown authentication method";
 477
 478                 send_ldap_result( op, rs );
 479 #ifdef NEW_LOGGING
 480                 LDAP_LOG( OPERATION, INFO,
 481                         "do_bind: conn %ld  v%d unknown authentication method (%ld)\n",
 482                         op->o_connid, version, method );
 483 #else
 484                 Debug( LDAP_DEBUG_TRACE,
 485                         "do_bind: v%d unknown authentication method (%ld)\n",
 486                         version, method, 0 );
 487 #endif
 488                 goto cleanup;
 489         }
 490
 491         /*
 492          * We could be serving multiple database backends.  Select the
 493          * appropriate one, or send a referral to our "referral server"
 494          * if we don't hold it.
 495          */
 496
 497         if ( (op->o_bd = select_backend( &op->o_req_ndn, 0, 0 )) == NULL ) {
 498                 if ( default_referral ) {
 499                         rs->sr_ref = referral_rewrite( default_referral,
 500                                 NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
 501                         if (!rs->sr_ref) rs->sr_ref = default_referral;
 502
 503                         rs->sr_err = LDAP_REFERRAL;
 504                         send_ldap_result( op, rs );
 505
 506                         if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
 507
 508                 } else {
 509                         /* noSuchObject is not allowed to be returned by bind */
 510                         rs->sr_err = LDAP_INVALID_CREDENTIALS;
 511                         send_ldap_result( op, rs );
 512                 }
 513
 514                 goto cleanup;
 515         }
 516
 517         /* check restrictions */
 518         if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
 519                 send_ldap_result( op, rs );
 520                 goto cleanup;
 521         }
 522
 523 #if defined( LDAP_SLAPI )
 524         slapi_x_pblock_set_operation( pb, op );
 525         slapi_pblock_set( pb, SLAPI_BIND_TARGET, (void *)dn.bv_val );
 526         slapi_pblock_set( pb, SLAPI_BIND_METHOD, (void *)method );
 527         slapi_pblock_set( pb, SLAPI_BIND_CREDENTIALS, (void *)&op->orb_cred );
 528         slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)(0) );
 529
 530         rs->sr_err = doPluginFNs( op->o_bd, SLAPI_PLUGIN_PRE_BIND_FN, pb );
 531
 532 #ifdef NEW_LOGGING
 533         LDAP_LOG( OPERATION, INFO,
 534                 "do_bind: Bind preoperation plugin returned %d\n",
 535                 rs->sr_err, 0, 0);
 536 #else
 537         Debug(LDAP_DEBUG_TRACE,
 538                 "do_bind: Bind preoperation plugin returned %d.\n",
 539                 rs->sr_err, 0, 0);
 540 #endif
 541
 542         switch ( rs->sr_err ) {
 543         case SLAPI_BIND_SUCCESS:
 544                 /* Continue with backend processing */
 545                 break;
 546         case SLAPI_BIND_FAIL:
 547                 /* Failure, server sends result */
 548                 rs->sr_err = LDAP_INVALID_CREDENTIALS;
 549                 send_ldap_result( op, rs );
 550                 goto cleanup;
 551                 break;
 552         case SLAPI_BIND_ANONYMOUS:
 553                 /* SLAPI_BIND_ANONYMOUS is undocumented XXX */
 554         default:
 555                 /* Authoritative, plugin sent result */
 556                 if ( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE,
 557                         (void *)&rs->sr_err) != 0 )
 558                 {
 559                         rs->sr_err = LDAP_OTHER;
 560                 }
 561
 562                 op->orb_edn.bv_val = NULL;
 563                 op->orb_edn.bv_len = 0;
 564
 565                 if ( rs->sr_err == LDAP_SUCCESS ) {
 566                         slapi_pblock_get( pb, SLAPI_CONN_DN, (void *)&op->orb_edn.bv_val );
 567                         if ( op->orb_edn.bv_val != NULL ) {
 568                                 op->orb_edn.bv_len = strlen( op->orb_edn.bv_val );
 569                         }
 570                         rs->sr_err = dnPrettyNormal( NULL, &op->orb_edn,
 571                                 &op->o_req_dn, &op->o_req_ndn, op->o_tmpmemctx );
 572                         ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
 573                         ber_dupbv(&op->o_conn->c_dn, &op->o_req_dn);
 574                         ber_dupbv(&op->o_conn->c_ndn, &op->o_req_ndn);
 575                         op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
 576                         op->o_req_dn.bv_val = NULL;
 577                         op->o_req_dn.bv_len = 0;
 578                         op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
 579                         op->o_req_ndn.bv_val = NULL;
 580                         op->o_req_ndn.bv_len = 0;
 581                         if ( op->o_conn->c_dn.bv_len != 0 ) {
 582                                 ber_len_t max = sockbuf_max_incoming_auth;
 583                                 ber_sockbuf_ctrl( op->o_conn->c_sb,
 584                                         LBER_SB_OPT_SET_MAX_INCOMING, &max );
 585                         }
 586                         /* log authorization identity */
 587                         Statslog( LDAP_DEBUG_STATS,
 588                                 "conn=%lu op=%lu BIND dn=\"%s\" mech=simple (SLAPI) ssf=0\n",
 589                                 op->o_connid, op->o_opid,
 590                                 op->o_conn->c_dn.bv_val ? op->o_conn->c_dn.bv_val : "<empty>",
 591                                 0, 0 );
 592                         ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
 593                 }
 594                 goto cleanup;
 595                 break;
 596         }
 597 #endif /* defined( LDAP_SLAPI ) */
 598
 599         if( op->o_bd->be_bind ) {
 600                 op->orb_method = method;
 601                 rs->sr_err = (op->o_bd->be_bind)( op, rs );
 602
 603                 if ( rs->sr_err == 0 ) {
 604                         ldap_pvt_thread_mutex_lock( &op->o_conn->c_mutex );
 605
 606                         if( op->o_conn->c_authz_backend == NULL ) {
 607                                 op->o_conn->c_authz_backend = op->o_bd;
 608                         }
 609
 610                         /* be_bind returns regular/global edn */
 611                         if( op->orb_edn.bv_len ) {
 612                                 op->o_conn->c_dn = op->orb_edn;
 613                         } else {
 614                                 ber_dupbv(&op->o_conn->c_dn, &op->o_req_dn);
 615                         }
 616
 617                         ber_dupbv( &op->o_conn->c_ndn, &op->o_req_ndn );
 618
 619                         if( op->o_conn->c_dn.bv_len != 0 ) {
 620                                 ber_len_t max = sockbuf_max_incoming_auth;
 621                                 ber_sockbuf_ctrl( op->o_conn->c_sb,
 622                                         LBER_SB_OPT_SET_MAX_INCOMING, &max );
 623                         }
 624
 625                         /* log authorization identity */
 626                         Statslog( LDAP_DEBUG_STATS,
 627                                 "conn=%lu op=%lu BIND dn=\"%s\" mech=simple ssf=0\n",
 628                                 op->o_connid, op->o_opid,
 629                                 op->o_conn->c_dn.bv_val, 0, 0 );
 630
 631 #ifdef NEW_LOGGING
 632                         LDAP_LOG( OPERATION, DETAIL1,
 633                                 "do_bind: v%d bind: \"%s\" to \"%s\" \n",
 634                                 version, op->o_conn->c_dn.bv_val, op->o_conn->c_dn.bv_val );
 635 #else
 636                         Debug( LDAP_DEBUG_TRACE,
 637                                 "do_bind: v%d bind: \"%s\" to \"%s\"\n",
 638                                 version, dn.bv_val, op->o_conn->c_dn.bv_val );
 639 #endif
 640
 641                         ldap_pvt_thread_mutex_unlock( &op->o_conn->c_mutex );
 642
 643                         /* send this here to avoid a race condition */
 644                         send_ldap_result( op, rs );
 645
 646                 } else if (op->orb_edn.bv_val != NULL) {
 647                         free( op->orb_edn.bv_val );
 648                 }
 649
 650         } else {
 651                 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
 652                         "operation not supported within naming context" );
 653         }
 654
 655 #if defined( LDAP_SLAPI )
 656         if ( doPluginFNs( op->o_bd, SLAPI_PLUGIN_POST_BIND_FN, pb ) < 0 ) {
 657 #ifdef NEW_LOGGING
 658                 LDAP_LOG( OPERATION, INFO,
 659                         "do_bind: Bind postoperation plugins failed\n",
 660                         0, 0, 0);
 661 #else
 662                 Debug(LDAP_DEBUG_TRACE,
 663                         "do_bind: Bind postoperation plugins failed.\n",
 664                         0, 0, 0);
 665 #endif
 666         }
 667 #endif /* defined( LDAP_SLAPI ) */
 668
 669 cleanup:
 670
 671         op->o_conn->c_sasl_bindop = NULL;
 672
 673         if( op->o_req_dn.bv_val != NULL ) {
 674                 sl_free( op->o_req_dn.bv_val, op->o_tmpmemctx );
 675                 op->o_req_dn.bv_val = NULL;
 676         }
 677         if( op->o_req_ndn.bv_val != NULL ) {
 678                 sl_free( op->o_req_ndn.bv_val, op->o_tmpmemctx );
 679                 op->o_req_ndn.bv_val = NULL;
 680         }
 681
 682         return rs->sr_err;
 683 }