1/* syncrepl.c -- Replication Engine which uses the LDAP Sync protocol */ 2/* $OpenLDAP$ */ 3/* This work is part of OpenLDAP Software <http://www.openldap.org/>. 4 * 5 * Copyright 2003-2013 The OpenLDAP Foundation. 6 * Portions Copyright 2003 by IBM Corporation. 7 * Portions Copyright 2003-2008 by Howard Chu, Symas Corporation. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted only as authorized by the OpenLDAP 12 * Public License. 13 * 14 * A copy of this license is available in the file LICENSE in the 15 * top-level directory of the distribution or, alternatively, at 16 * <http://www.OpenLDAP.org/license.html>. 17 */ 18 19#include "portable.h" 20 21#include <stdio.h> 22 23#include <ac/string.h> 24#include <ac/socket.h> 25 26#include "lutil.h" 27#include "slap.h" 28#include "lutil_ldap.h" 29 30#include "config.h" 31 32#include "ldap_rq.h" 33#include <Heimdal/krb5.h> 34 35#ifdef ENABLE_REWRITE 36#include "rewrite.h" 37#define SUFFIXM_CTX "<suffix massage>" 38#endif 39 40struct nonpresent_entry { 41 struct berval *npe_name; 42 struct berval *npe_nname; 43 LDAP_LIST_ENTRY(nonpresent_entry) npe_link; 44}; 45 46typedef struct cookie_state { 47 ldap_pvt_thread_mutex_t cs_mutex; 48 struct berval *cs_vals; 49 int *cs_sids; 50 int cs_num; 51 int cs_age; 52 int cs_ref; 53 54 /* pending changes, not yet committed */ 55 ldap_pvt_thread_mutex_t cs_pmutex; 56 struct berval *cs_pvals; 57 int *cs_psids; 58 int cs_pnum; 59} cookie_state; 60 61#define SYNCDATA_DEFAULT 0 /* entries are plain LDAP entries */ 62#define SYNCDATA_ACCESSLOG 1 /* entries are accesslog format */ 63#define SYNCDATA_CHANGELOG 2 /* entries are changelog format */ 64 65#define SYNCLOG_LOGGING 0 /* doing a log-based update */ 66#define SYNCLOG_FALLBACK 1 /* doing a full refresh */ 67 68#define RETRYNUM_FOREVER (-1) /* retry forever */ 69#define RETRYNUM_TAIL (-2) /* end of retrynum array */ 70#define RETRYNUM_VALID(n) ((n) >= RETRYNUM_FOREVER) /* valid retrynum */ 71#define RETRYNUM_FINITE(n) ((n) > RETRYNUM_FOREVER) /* not forever */ 72 73typedef struct syncinfo_s { 74 struct syncinfo_s *si_next; 75 BackendDB *si_be; 76 BackendDB *si_wbe; 77 struct re_s *si_re; 78 int si_rid; 79 char si_ridtxt[ STRLENOF("rid=999") + 1 ]; 80 slap_bindconf si_bindconf; 81 struct berval si_base; 82 struct berval si_logbase; 83 struct berval si_filterstr; 84 Filter *si_filter; 85 struct berval si_logfilterstr; 86 struct berval si_contextdn; 87 int si_scope; 88 int si_attrsonly; 89 char *si_anfile; 90 AttributeName *si_anlist; 91 AttributeName *si_exanlist; 92 char **si_attrs; 93 char **si_exattrs; 94 int si_allattrs; 95 int si_allopattrs; 96 int si_schemachecking; 97 int si_type; /* the active type */ 98 int si_ctype; /* the configured type */ 99 time_t si_interval; 100 time_t *si_retryinterval; 101 int *si_retrynum_init; 102 int *si_retrynum; 103 struct sync_cookie si_syncCookie; 104 cookie_state *si_cookieState; 105 int si_cookieAge; 106 int si_manageDSAit; 107 int si_slimit; 108 int si_tlimit; 109 int si_refreshDelete; 110 int si_refreshPresent; 111 int si_refreshDone; 112 int si_syncdata; 113 int si_logstate; 114 int si_got; 115 int si_strict_refresh; /* stop listening during fallback refresh */ 116 int si_too_old; 117 ber_int_t si_msgid; 118 Avlnode *si_presentlist; 119 LDAP *si_ld; 120 Connection *si_conn; 121 LDAP_LIST_HEAD(np, nonpresent_entry) si_nonpresentlist; 122#ifdef ENABLE_REWRITE 123 struct rewrite_info *si_rewrite; 124 struct berval si_suffixm; 125#endif 126 int si_updateCookie; 127 ldap_pvt_thread_mutex_t si_mutex; 128} syncinfo_t; 129 130static int syncuuid_cmp( const void *, const void * ); 131static int avl_presentlist_insert( syncinfo_t* si, struct berval *syncUUID ); 132static void syncrepl_del_nonpresent( Operation *, syncinfo_t *, BerVarray, struct sync_cookie *, int ); 133static int syncrepl_message_to_op( 134 syncinfo_t *, Operation *, LDAPMessage * ); 135static int syncrepl_message_to_entry( 136 syncinfo_t *, Operation *, LDAPMessage *, 137 Modifications **, Entry **, int, struct berval* ); 138static int syncrepl_entry( 139 syncinfo_t *, Operation*, Entry*, 140 Modifications**,int, struct berval*, 141 struct berval *cookieCSN ); 142static int syncrepl_updateCookie( 143 syncinfo_t *, Operation *, 144 struct sync_cookie * ); 145static struct berval * slap_uuidstr_from_normalized( 146 struct berval *, struct berval *, void * ); 147static int syncrepl_add_glue_ancestors( 148 Operation* op, Entry *e ); 149 150/* delta-mmr overlay handler */ 151static int syncrepl_op_modify( Operation *op, SlapReply *rs ); 152 153/* callback functions */ 154static int dn_callback( Operation *, SlapReply * ); 155static int nonpresent_callback( Operation *, SlapReply * ); 156static int null_callback( Operation *, SlapReply * ); 157 158static AttributeDescription *sync_descs[4]; 159 160/* delta-mmr */ 161static AttributeDescription *ad_reqMod, *ad_reqDN; 162 163typedef struct logschema { 164 struct berval ls_dn; 165 struct berval ls_req; 166 struct berval ls_mod; 167 struct berval ls_newRdn; 168 struct berval ls_delRdn; 169 struct berval ls_newSup; 170} logschema; 171 172static logschema changelog_sc = { 173 BER_BVC("targetDN"), 174 BER_BVC("changeType"), 175 BER_BVC("changes"), 176 BER_BVC("newRDN"), 177 BER_BVC("deleteOldRDN"), 178 BER_BVC("newSuperior") 179}; 180 181static logschema accesslog_sc = { 182 BER_BVC("reqDN"), 183 BER_BVC("reqType"), 184 BER_BVC("reqMod"), 185 BER_BVC("reqNewRDN"), 186 BER_BVC("reqDeleteOldRDN"), 187 BER_BVC("reqNewSuperior") 188}; 189 190static const char * 191syncrepl_state2str( int state ) 192{ 193 switch ( state ) { 194 case LDAP_SYNC_PRESENT: 195 return "PRESENT"; 196 197 case LDAP_SYNC_ADD: 198 return "ADD"; 199 200 case LDAP_SYNC_MODIFY: 201 return "MODIFY"; 202 203 case LDAP_SYNC_DELETE: 204 return "DELETE"; 205 } 206 207 return "UNKNOWN"; 208} 209 210static slap_overinst syncrepl_ov; 211 212static void 213init_syncrepl(syncinfo_t *si) 214{ 215 int i, j, k, l, n; 216 char **attrs, **exattrs; 217 218 if ( !syncrepl_ov.on_bi.bi_type ) { 219 syncrepl_ov.on_bi.bi_type = "syncrepl"; 220 syncrepl_ov.on_bi.bi_op_modify = syncrepl_op_modify; 221 overlay_register( &syncrepl_ov ); 222 } 223 224 /* delta-MMR needs the overlay, nothing else does. 225 * This must happen before accesslog overlay is configured. 226 */ 227 if ( si->si_syncdata && 228 !overlay_is_inst( si->si_be, syncrepl_ov.on_bi.bi_type )) { 229 overlay_config( si->si_be, syncrepl_ov.on_bi.bi_type, -1, NULL, NULL ); 230 if ( !ad_reqMod ) { 231 const char *text; 232 logschema *ls = &accesslog_sc; 233 234 slap_bv2ad( &ls->ls_mod, &ad_reqMod, &text ); 235 slap_bv2ad( &ls->ls_dn, &ad_reqDN, &text ); 236 } 237 } 238 239 if ( !sync_descs[0] ) { 240 sync_descs[0] = slap_schema.si_ad_objectClass; 241 sync_descs[1] = slap_schema.si_ad_structuralObjectClass; 242 sync_descs[2] = slap_schema.si_ad_entryCSN; 243 sync_descs[3] = NULL; 244 } 245 246 if ( si->si_allattrs && si->si_allopattrs ) 247 attrs = NULL; 248 else 249 attrs = anlist2attrs( si->si_anlist ); 250 251 if ( attrs ) { 252 if ( si->si_allattrs ) { 253 i = 0; 254 while ( attrs[i] ) { 255 if ( !is_at_operational( at_find( attrs[i] ) ) ) { 256 for ( j = i; attrs[j] != NULL; j++ ) { 257 if ( j == i ) 258 ch_free( attrs[i] ); 259 attrs[j] = attrs[j+1]; 260 } 261 } else { 262 i++; 263 } 264 } 265 attrs = ( char ** ) ch_realloc( attrs, (i + 2)*sizeof( char * ) ); 266 attrs[i] = ch_strdup("*"); 267 attrs[i + 1] = NULL; 268 269 } else if ( si->si_allopattrs ) { 270 i = 0; 271 while ( attrs[i] ) { 272 if ( is_at_operational( at_find( attrs[i] ) ) ) { 273 for ( j = i; attrs[j] != NULL; j++ ) { 274 if ( j == i ) 275 ch_free( attrs[i] ); 276 attrs[j] = attrs[j+1]; 277 } 278 } else { 279 i++; 280 } 281 } 282 attrs = ( char ** ) ch_realloc( attrs, (i + 2)*sizeof( char * ) ); 283 attrs[i] = ch_strdup("+"); 284 attrs[i + 1] = NULL; 285 } 286 287 for ( i = 0; sync_descs[i] != NULL; i++ ) { 288 j = 0; 289 while ( attrs[j] ) { 290 if ( !strcmp( attrs[j], sync_descs[i]->ad_cname.bv_val ) ) { 291 for ( k = j; attrs[k] != NULL; k++ ) { 292 if ( k == j ) 293 ch_free( attrs[k] ); 294 attrs[k] = attrs[k+1]; 295 } 296 } else { 297 j++; 298 } 299 } 300 } 301 302 for ( n = 0; attrs[ n ] != NULL; n++ ) /* empty */; 303 304 if ( si->si_allopattrs ) { 305 attrs = ( char ** ) ch_realloc( attrs, (n + 2)*sizeof( char * ) ); 306 } else { 307 attrs = ( char ** ) ch_realloc( attrs, (n + 4)*sizeof( char * ) ); 308 } 309 310 /* Add Attributes */ 311 if ( si->si_allopattrs ) { 312 attrs[n++] = ch_strdup( sync_descs[0]->ad_cname.bv_val ); 313 } else { 314 for ( i = 0; sync_descs[ i ] != NULL; i++ ) { 315 attrs[ n++ ] = ch_strdup ( sync_descs[i]->ad_cname.bv_val ); 316 } 317 } 318 attrs[ n ] = NULL; 319 320 } else { 321 322 i = 0; 323 if ( si->si_allattrs == si->si_allopattrs ) { 324 attrs = (char**) ch_malloc( 3 * sizeof(char*) ); 325 attrs[i++] = ch_strdup( "*" ); 326 attrs[i++] = ch_strdup( "+" ); 327 } else if ( si->si_allattrs && !si->si_allopattrs ) { 328 for ( n = 0; sync_descs[ n ] != NULL; n++ ) ; 329 attrs = (char**) ch_malloc( (n+1)* sizeof(char*) ); 330 attrs[i++] = ch_strdup( "*" ); 331 for ( j = 1; sync_descs[ j ] != NULL; j++ ) { 332 attrs[i++] = ch_strdup ( sync_descs[j]->ad_cname.bv_val ); 333 } 334 } else if ( !si->si_allattrs && si->si_allopattrs ) { 335 attrs = (char**) ch_malloc( 3 * sizeof(char*) ); 336 attrs[i++] = ch_strdup( "+" ); 337 attrs[i++] = ch_strdup( sync_descs[0]->ad_cname.bv_val ); 338 } 339 attrs[i] = NULL; 340 } 341 342 si->si_attrs = attrs; 343 344 exattrs = anlist2attrs( si->si_exanlist ); 345 346 if ( exattrs ) { 347 for ( n = 0; exattrs[n] != NULL; n++ ) ; 348 349 for ( i = 0; sync_descs[i] != NULL; i++ ) { 350 j = 0; 351 while ( exattrs[j] != NULL ) { 352 if ( !strcmp( exattrs[j], sync_descs[i]->ad_cname.bv_val ) ) { 353 ch_free( exattrs[j] ); 354 for ( k = j; exattrs[k] != NULL; k++ ) { 355 exattrs[k] = exattrs[k+1]; 356 } 357 } else { 358 j++; 359 } 360 } 361 } 362 363 for ( i = 0; exattrs[i] != NULL; i++ ) { 364 for ( j = 0; si->si_anlist[j].an_name.bv_val; j++ ) { 365 ObjectClass *oc; 366 if ( ( oc = si->si_anlist[j].an_oc ) ) { 367 k = 0; 368 while ( oc->soc_required[k] ) { 369 if ( !strcmp( exattrs[i], 370 oc->soc_required[k]->sat_cname.bv_val ) ) { 371 ch_free( exattrs[i] ); 372 for ( l = i; exattrs[l]; l++ ) { 373 exattrs[l] = exattrs[l+1]; 374 } 375 } else { 376 k++; 377 } 378 } 379 } 380 } 381 } 382 383 for ( i = 0; exattrs[i] != NULL; i++ ) ; 384 385 if ( i != n ) 386 exattrs = (char **) ch_realloc( exattrs, (i + 1)*sizeof(char *) ); 387 } 388 389 si->si_exattrs = exattrs; 390} 391 392static int 393ldap_sync_search( 394 syncinfo_t *si, 395 void *ctx ) 396{ 397 BerElementBuffer berbuf; 398 BerElement *ber = (BerElement *)&berbuf; 399 LDAPControl c[3], *ctrls[4]; 400 int rc; 401 int rhint; 402 char *base; 403 char **attrs, *lattrs[8]; 404 char *filter; 405 int attrsonly; 406 int scope; 407 408 /* setup LDAP SYNC control */ 409 ber_init2( ber, NULL, LBER_USE_DER ); 410 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &ctx ); 411 412 /* If we're using a log but we have no state, then fallback to 413 * normal mode for a full refresh. 414 */ 415 if ( si->si_syncdata && !si->si_syncCookie.numcsns ) { 416 si->si_logstate = SYNCLOG_FALLBACK; 417 } 418 419 /* Use the log parameters if we're in log mode */ 420 if ( si->si_syncdata && si->si_logstate == SYNCLOG_LOGGING ) { 421 logschema *ls; 422 if ( si->si_syncdata == SYNCDATA_ACCESSLOG ) 423 ls = &accesslog_sc; 424 else 425 ls = &changelog_sc; 426 lattrs[0] = ls->ls_dn.bv_val; 427 lattrs[1] = ls->ls_req.bv_val; 428 lattrs[2] = ls->ls_mod.bv_val; 429 lattrs[3] = ls->ls_newRdn.bv_val; 430 lattrs[4] = ls->ls_delRdn.bv_val; 431 lattrs[5] = ls->ls_newSup.bv_val; 432 lattrs[6] = slap_schema.si_ad_entryCSN->ad_cname.bv_val; 433 lattrs[7] = NULL; 434 435 rhint = 0; 436 base = si->si_logbase.bv_val; 437 filter = si->si_logfilterstr.bv_val; 438 attrs = lattrs; 439 attrsonly = 0; 440 scope = LDAP_SCOPE_SUBTREE; 441 } else { 442 rhint = 1; 443 base = si->si_base.bv_val; 444 filter = si->si_filterstr.bv_val; 445 attrs = si->si_attrs; 446 attrsonly = si->si_attrsonly; 447 scope = si->si_scope; 448 } 449 if ( si->si_syncdata && si->si_logstate == SYNCLOG_FALLBACK ) { 450 si->si_type = LDAP_SYNC_REFRESH_ONLY; 451 } else { 452 si->si_type = si->si_ctype; 453 } 454 455 if ( !BER_BVISNULL( &si->si_syncCookie.octet_str ) ) 456 { 457 ber_printf( ber, "{eOb}", 458 abs(si->si_type), &si->si_syncCookie.octet_str, rhint ); 459 } else { 460 ber_printf( ber, "{eb}", 461 abs(si->si_type), rhint ); 462 } 463 464 if ( (rc = ber_flatten2( ber, &c[0].ldctl_value, 0 ) ) == -1 ) { 465 ber_free_buf( ber ); 466 return rc; 467 } 468 469 c[0].ldctl_oid = LDAP_CONTROL_SYNC; 470 c[0].ldctl_iscritical = si->si_type < 0; 471 ctrls[0] = &c[0]; 472 473 c[1].ldctl_oid = LDAP_CONTROL_MANAGEDSAIT; 474 BER_BVZERO( &c[1].ldctl_value ); 475 c[1].ldctl_iscritical = 1; 476 ctrls[1] = &c[1]; 477 478 if ( !BER_BVISNULL( &si->si_bindconf.sb_authzId ) ) { 479 c[2].ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ; 480 c[2].ldctl_value = si->si_bindconf.sb_authzId; 481 c[2].ldctl_iscritical = 1; 482 ctrls[2] = &c[2]; 483 ctrls[3] = NULL; 484 } else { 485 ctrls[2] = NULL; 486 } 487 488 rc = ldap_search_ext( si->si_ld, base, scope, filter, attrs, attrsonly, 489 ctrls, NULL, NULL, si->si_slimit, &si->si_msgid ); 490 ber_free_buf( ber ); 491 return rc; 492} 493 494static int 495check_syncprov( 496 Operation *op, 497 syncinfo_t *si ) 498{ 499 AttributeName at[2]; 500 Attribute a = {0}; 501 Entry e = {0}; 502 SlapReply rs = {REP_SEARCH}; 503 int i, j, changed = 0; 504 505 /* Look for contextCSN from syncprov overlay. If 506 * there's no overlay, this will be a no-op. That means 507 * this is a pure consumer, so local changes will not be 508 * allowed, and all changes will already be reflected in 509 * the cookieState. 510 */ 511 a.a_desc = slap_schema.si_ad_contextCSN; 512 e.e_attrs = &a; 513 e.e_name = si->si_contextdn; 514 e.e_nname = si->si_contextdn; 515 at[0].an_name = a.a_desc->ad_cname; 516 at[0].an_desc = a.a_desc; 517 BER_BVZERO( &at[1].an_name ); 518 rs.sr_entry = &e; 519 rs.sr_flags = REP_ENTRY_MODIFIABLE; 520 rs.sr_attrs = at; 521 op->o_req_dn = e.e_name; 522 op->o_req_ndn = e.e_nname; 523 524 ldap_pvt_thread_mutex_lock( &si->si_cookieState->cs_mutex ); 525 i = backend_operational( op, &rs ); 526 if ( i == LDAP_SUCCESS && a.a_nvals ) { 527 int num = a.a_numvals; 528 /* check for differences */ 529 if ( num != si->si_cookieState->cs_num ) { 530 changed = 1; 531 } else { 532 for ( i=0; i<num; i++ ) { 533 if ( ber_bvcmp( &a.a_nvals[i], 534 &si->si_cookieState->cs_vals[i] )) { 535 changed = 1; 536 break; 537 } 538 } 539 } 540 if ( changed ) { 541 ber_bvarray_free( si->si_cookieState->cs_vals ); 542 ch_free( si->si_cookieState->cs_sids ); 543 si->si_cookieState->cs_num = num; 544 si->si_cookieState->cs_vals = a.a_nvals; 545 si->si_cookieState->cs_sids = slap_parse_csn_sids( a.a_nvals, 546 num, NULL ); 547 si->si_cookieState->cs_age++; 548 } else { 549 ber_bvarray_free( a.a_nvals ); 550 } 551 ber_bvarray_free( a.a_vals ); 552 } 553 /* See if the cookieState has changed due to anything outside 554 * this particular consumer. That includes other consumers in 555 * the same context, or local changes detected above. 556 */ 557 if ( si->si_cookieState->cs_num > 0 && si->si_cookieAge != 558 si->si_cookieState->cs_age ) { 559 if ( !si->si_syncCookie.numcsns ) { 560 ber_bvarray_free( si->si_syncCookie.ctxcsn ); 561 ber_bvarray_dup_x( &si->si_syncCookie.ctxcsn, 562 si->si_cookieState->cs_vals, NULL ); 563 changed = 1; 564 } else { 565 for (i=0; !BER_BVISNULL( &si->si_syncCookie.ctxcsn[i] ); i++) { 566 /* bogus, just dup everything */ 567 if ( si->si_syncCookie.sids[i] == -1 ) { 568 ber_bvarray_free( si->si_syncCookie.ctxcsn ); 569 ber_bvarray_dup_x( &si->si_syncCookie.ctxcsn, 570 si->si_cookieState->cs_vals, NULL ); 571 changed = 1; 572 break; 573 } 574 for (j=0; j<si->si_cookieState->cs_num; j++) { 575 if ( si->si_syncCookie.sids[i] != 576 si->si_cookieState->cs_sids[j] ) 577 continue; 578 if ( bvmatch( &si->si_syncCookie.ctxcsn[i], 579 &si->si_cookieState->cs_vals[j] )) 580 break; 581 ber_bvreplace( &si->si_syncCookie.ctxcsn[i], 582 &si->si_cookieState->cs_vals[j] ); 583 changed = 1; 584 break; 585 } 586 } 587 } 588 } 589 if ( changed ) { 590 si->si_cookieAge = si->si_cookieState->cs_age; 591 ch_free( si->si_syncCookie.octet_str.bv_val ); 592 slap_compose_sync_cookie( NULL, &si->si_syncCookie.octet_str, 593 si->si_syncCookie.ctxcsn, si->si_syncCookie.rid, 594 si->si_syncCookie.sid ); 595 ber_bvarray_free( si->si_syncCookie.ctxcsn ); 596 ch_free( si->si_syncCookie.sids ); 597 slap_parse_sync_cookie( &si->si_syncCookie, NULL ); 598 } 599 ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex ); 600 return changed; 601} 602 603static int 604do_syncrep1( 605 Operation *op, 606 syncinfo_t *si ) 607{ 608 int rc = LDAP_SERVER_DOWN; 609 int cmdline_cookie_found = 0; 610 611 struct sync_cookie *sc = NULL; 612#ifdef HAVE_TLS 613 void *ssl; 614#endif 615 616 krb5_context ctx = NULL; 617 krb5_error_code code = 0; 618 krb5_ccache cc = NULL; 619 krb5_principal principal = NULL; 620 krb5_creds my_creds; 621 krb5_creds mcred; 622 krb5_get_init_creds_opt *opt = NULL; 623 static struct berval bv_GSSAPI = BER_BVC( "GSSAPI" ); 624 625 if (ber_bvcmp( &si->si_bindconf.sb_saslmech, &bv_GSSAPI ) == 0) { 626 if ((code = krb5_init_context(&ctx))) 627 goto done; 628 if ((code = krb5_cc_resolve(ctx, krb5_cc_default_name(ctx), &cc))) { 629 Debug(LDAP_DEBUG_ANY, "%s: krb5_cc_resolve returned %d", __func__, code, 0); 630 krb5_free_context(ctx); 631 goto done; 632 } 633 if ((code = krb5_build_principal(ctx, &principal, si->si_bindconf.sb_realm.bv_len, si->si_bindconf.sb_realm.bv_val, si->si_bindconf.sb_authcId.bv_val, NULL))) { 634 Debug(LDAP_DEBUG_ANY, "%s: krb5_build_principal returned %d", __func__, code, 0); 635 krb5_cc_close(ctx, cc); 636 krb5_free_context(ctx); 637 goto done; 638 } 639 640 memset(&mcred, 0, sizeof(mcred)); 641 if ((code = krb5_build_principal(ctx, &mcred.client, si->si_bindconf.sb_realm.bv_len, si->si_bindconf.sb_realm.bv_val, si->si_bindconf.sb_authcId.bv_val, NULL))) { 642 Debug(LDAP_DEBUG_ANY, "%s: krb5_build_principal returned %d", __func__, code, 0); 643 krb5_cc_close(ctx, cc); 644 krb5_free_principal(ctx, principal); 645 krb5_free_context(ctx); 646 goto done; 647 } 648 649 if((code = krb5_make_principal(ctx, &mcred.server, si->si_bindconf.sb_realm.bv_val, KRB5_TGS_NAME, si->si_bindconf.sb_realm.bv_val, NULL))) { 650 Debug(LDAP_DEBUG_ANY, "%s: krb5_build_principal_ext returned %d", __func__, code, 0); 651 krb5_cc_close(ctx, cc); 652 krb5_free_cred_contents(ctx, &mcred); 653 krb5_free_principal(ctx, principal); 654 krb5_free_context(ctx); 655 goto done; 656 } 657 658 memset(&my_creds, 0, sizeof(my_creds)); 659 if ((code = krb5_cc_retrieve_cred(ctx, cc, KRB5_TC_MATCH_KTYPE, &mcred, &my_creds))) { 660 krb5_get_init_creds_opt_alloc(ctx, &opt); 661 krb5_get_init_creds_opt_set_forwardable(opt,1); 662 663 memset(&my_creds, 0, sizeof(my_creds)); 664 if ((code = krb5_get_init_creds_password(ctx, &my_creds, principal, si->si_bindconf.sb_cred.bv_val, NULL, 0, 0, NULL, opt))) 665 { 666 Debug( LDAP_DEBUG_ANY, "do_syncrep1: krb5_get_init_creds_password failed (%d)\n",code, 0,0 ); 667 krb5_cc_close(ctx, cc); 668 krb5_get_init_creds_opt_free(ctx, opt); 669 krb5_free_cred_contents(ctx, &mcred); 670 krb5_free_principal(ctx, principal); 671 krb5_free_context(ctx); 672 goto done; 673 } else { 674 krb5_cc_initialize(ctx, cc, principal); 675 code = krb5_cc_store_cred(ctx, cc, &my_creds); 676 if(code) 677 Debug( LDAP_DEBUG_ANY, "do_syncrep1: krb5_cc_store_cred failed (%d)\n",code, 0,0 ); 678 krb5_cc_close(ctx, cc); 679 krb5_free_cred_contents(ctx, &my_creds); 680 krb5_free_cred_contents(ctx, &mcred); 681 krb5_get_init_creds_opt_free(ctx, opt); 682 krb5_free_principal(ctx, principal); 683 krb5_free_context(ctx); 684 } 685 686 } else { 687 krb5_cc_close(ctx, cc); 688 krb5_free_cred_contents(ctx, &mcred); 689 krb5_get_init_creds_opt_free(ctx, opt); 690 krb5_free_principal(ctx, principal); 691 krb5_free_context(ctx); 692 } 693 } 694 695 rc = slap_client_connect( &si->si_ld, &si->si_bindconf ); 696 if ( rc != LDAP_SUCCESS ) { 697 Debug( LDAP_DEBUG_ANY, "do_syncrep1: client_connect failed (%d) - searchbase(%s) URI(%s)\n",rc, si->si_base.bv_val, si->si_bindconf.sb_uri.bv_val ); 698 goto done; 699 } 700 Debug( LDAP_DEBUG_ANY, "do_syncrep1: CONNECTED(%p) searchbase(%s) URI(%s)\n", si->si_ld, si->si_base.bv_val, si->si_bindconf.sb_uri.bv_val ); 701 op->o_protocol = LDAP_VERSION3; 702 703 /* Set SSF to strongest of TLS, SASL SSFs */ 704 op->o_sasl_ssf = 0; 705 op->o_tls_ssf = 0; 706 op->o_transport_ssf = 0; 707#ifdef HAVE_TLS 708 if ( ldap_get_option( si->si_ld, LDAP_OPT_X_TLS_SSL_CTX, &ssl ) 709 == LDAP_SUCCESS && ssl != NULL ) 710 { 711 op->o_tls_ssf = ldap_pvt_tls_get_strength( ssl ); 712 } 713#endif /* HAVE_TLS */ 714 { 715 ber_len_t ssf; /* ITS#5403, 3864 LDAP_OPT_X_SASL_SSF probably ought 716 to use sasl_ssf_t but currently uses ber_len_t */ 717 if ( ldap_get_option( si->si_ld, LDAP_OPT_X_SASL_SSF, &ssf ) 718 == LDAP_SUCCESS ) 719 op->o_sasl_ssf = ssf; 720 } 721 op->o_ssf = ( op->o_sasl_ssf > op->o_tls_ssf ) 722 ? op->o_sasl_ssf : op->o_tls_ssf; 723 724 ldap_set_option( si->si_ld, LDAP_OPT_TIMELIMIT, &si->si_tlimit ); 725 726 rc = LDAP_DEREF_NEVER; /* actually could allow DEREF_FINDING */ 727 ldap_set_option( si->si_ld, LDAP_OPT_DEREF, &rc ); 728 729 ldap_set_option( si->si_ld, LDAP_OPT_REFERRALS, LDAP_OPT_OFF ); 730 731 si->si_syncCookie.rid = si->si_rid; 732 733 /* whenever there are multiple data sources possible, advertise sid */ 734 si->si_syncCookie.sid = ( SLAP_MULTIMASTER( si->si_be ) || si->si_be != si->si_wbe ) ? 735 slap_serverID : -1; 736 737 /* We've just started up, or the remote server hasn't sent us 738 * any meaningful state. 739 */ 740 if ( !si->si_syncCookie.ctxcsn ) { 741 int i; 742 743 LDAP_STAILQ_FOREACH( sc, &slap_sync_cookie, sc_next ) { 744 if ( si->si_rid == sc->rid ) { 745 cmdline_cookie_found = 1; 746 break; 747 } 748 } 749 750 if ( cmdline_cookie_found ) { 751 /* cookie is supplied in the command line */ 752 753 LDAP_STAILQ_REMOVE( &slap_sync_cookie, sc, sync_cookie, sc_next ); 754 755 slap_sync_cookie_free( &si->si_syncCookie, 0 ); 756 si->si_syncCookie.octet_str = sc->octet_str; 757 ch_free( sc ); 758 /* ctxcsn wasn't parsed yet, do it now */ 759 slap_parse_sync_cookie( &si->si_syncCookie, NULL ); 760 } else { 761 ldap_pvt_thread_mutex_lock( &si->si_cookieState->cs_mutex ); 762 if ( !si->si_cookieState->cs_num ) { 763 /* get contextCSN shadow replica from database */ 764 BerVarray csn = NULL; 765 void *ctx = op->o_tmpmemctx; 766 767 op->o_req_ndn = si->si_contextdn; 768 op->o_req_dn = op->o_req_ndn; 769 770 /* try to read stored contextCSN */ 771 op->o_tmpmemctx = NULL; 772 backend_attribute( op, NULL, &op->o_req_ndn, 773 slap_schema.si_ad_contextCSN, &csn, ACL_READ ); 774 op->o_tmpmemctx = ctx; 775 if ( csn ) { 776 si->si_cookieState->cs_vals = csn; 777 for (i=0; !BER_BVISNULL( &csn[i] ); i++); 778 si->si_cookieState->cs_num = i; 779 si->si_cookieState->cs_sids = slap_parse_csn_sids( csn, i, NULL ); 780 slap_sort_csn_sids( csn, si->si_cookieState->cs_sids, i, NULL ); 781 } 782 } 783 if ( si->si_cookieState->cs_num ) { 784 ber_bvarray_free( si->si_syncCookie.ctxcsn ); 785 if ( ber_bvarray_dup_x( &si->si_syncCookie.ctxcsn, 786 si->si_cookieState->cs_vals, NULL )) { 787 rc = LDAP_NO_MEMORY; 788 ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex ); 789 goto done; 790 } 791 si->si_syncCookie.numcsns = si->si_cookieState->cs_num; 792 si->si_syncCookie.sids = ch_malloc( si->si_cookieState->cs_num * 793 sizeof(int) ); 794 for ( i=0; i<si->si_syncCookie.numcsns; i++ ) 795 si->si_syncCookie.sids[i] = si->si_cookieState->cs_sids[i]; 796 } 797 ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex ); 798 } 799 800 slap_compose_sync_cookie( NULL, &si->si_syncCookie.octet_str, 801 si->si_syncCookie.ctxcsn, si->si_syncCookie.rid, 802 si->si_syncCookie.sid ); 803 } else { 804 /* ITS#6367: recreate the cookie so it has our SID, not our peer's */ 805 ch_free( si->si_syncCookie.octet_str.bv_val ); 806 BER_BVZERO( &si->si_syncCookie.octet_str ); 807 /* Look for contextCSN from syncprov overlay. */ 808 check_syncprov( op, si ); 809 if ( BER_BVISNULL( &si->si_syncCookie.octet_str )) 810 slap_compose_sync_cookie( NULL, &si->si_syncCookie.octet_str, 811 si->si_syncCookie.ctxcsn, si->si_syncCookie.rid, 812 si->si_syncCookie.sid ); 813 } 814 815 si->si_refreshDone = 0; 816 817 rc = ldap_sync_search( si, op->o_tmpmemctx ); 818 819 if( rc != LDAP_SUCCESS ) { 820 Debug( LDAP_DEBUG_ANY, "do_syncrep1: %s " 821 "ldap_search_ext: %s (%d)\n", 822 si->si_ridtxt, ldap_err2string( rc ), rc ); 823 } 824 825done: 826 if ( rc ) { 827#ifdef LDAP_DEBUG 828 Debug( LDAP_DEBUG_ANY, "do_syncrep1[done]: si_ld(%p) %s (%d)\n", si->si_ld, ldap_err2string( rc ), rc ); 829#endif 830 if ( si->si_ld ) { 831 ldap_unbind_ext( si->si_ld, NULL, NULL ); 832 si->si_ld = NULL; 833 } 834 } 835 836 return rc; 837} 838 839static int 840compare_csns( struct sync_cookie *sc1, struct sync_cookie *sc2, int *which ) 841{ 842 int i, j, match = 0; 843 const char *text; 844 845 *which = 0; 846 847 if ( sc1->numcsns < sc2->numcsns ) { 848 *which = sc1->numcsns; 849 return -1; 850 } 851 852 for (j=0; j<sc2->numcsns; j++) { 853 for (i=0; i<sc1->numcsns; i++) { 854 if ( sc1->sids[i] != sc2->sids[j] ) 855 continue; 856 value_match( &match, slap_schema.si_ad_entryCSN, 857 slap_schema.si_ad_entryCSN->ad_type->sat_ordering, 858 SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX, 859 &sc1->ctxcsn[i], &sc2->ctxcsn[j], &text ); 860 if ( match < 0 ) { 861 *which = j; 862 return match; 863 } 864 break; 865 } 866 if ( i == sc1->numcsns ) { 867 /* sc2 has a sid sc1 lacks */ 868 *which = j; 869 return -1; 870 } 871 } 872 return match; 873} 874 875#define SYNC_PAUSED -3 876 877static int 878do_syncrep2( 879 Operation *op, 880 syncinfo_t *si ) 881{ 882 BerElementBuffer berbuf; 883 BerElement *ber = (BerElement *)&berbuf; 884 885 LDAPMessage *msg = NULL; 886 887 struct sync_cookie syncCookie = { NULL }; 888 struct sync_cookie syncCookie_req = { NULL }; 889 890 int rc, 891 err = LDAP_SUCCESS; 892 893 Modifications *modlist = NULL; 894 895 int m; 896 897 struct timeval *tout_p = NULL; 898 struct timeval tout = { 0, 0 }; 899 900 int refreshDeletes = 0; 901 char empty[6] = "empty"; 902 903 if ( slapd_shutdown ) { 904 rc = -2; 905 goto done; 906 } 907 908 ber_init2( ber, NULL, LBER_USE_DER ); 909 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx ); 910 911 Debug( LDAP_DEBUG_TRACE, "=>do_syncrep2 %s\n", si->si_ridtxt, 0, 0 ); 912 913 slap_dup_sync_cookie( &syncCookie_req, &si->si_syncCookie ); 914 915 if ( abs(si->si_type) == LDAP_SYNC_REFRESH_AND_PERSIST && si->si_refreshDone ) { 916 tout_p = &tout; 917 } else { 918 tout_p = NULL; 919 } 920 921 while ( si->si_ld && ( rc = ldap_result( si->si_ld, si->si_msgid, LDAP_MSG_ONE, 922 tout_p, &msg ) ) > 0 ) 923 { 924 int match, punlock, syncstate; 925 struct berval *retdata, syncUUID[2], cookie = BER_BVNULL; 926 char *retoid; 927 LDAPControl **rctrls = NULL, *rctrlp = NULL; 928 BerVarray syncUUIDs; 929 ber_len_t len; 930 ber_tag_t si_tag; 931 Entry *entry; 932 struct berval bdn; 933 934 if ( slapd_shutdown ) { 935 rc = -2; 936 goto done; 937 } 938 switch( ldap_msgtype( msg ) ) { 939 case LDAP_RES_SEARCH_ENTRY: 940 ldap_get_entry_controls( si->si_ld, msg, &rctrls ); 941 ldap_get_dn_ber( si->si_ld, msg, NULL, &bdn ); 942 if (!bdn.bv_len) { 943 bdn.bv_val = empty; 944 bdn.bv_len = sizeof(empty)-1; 945 } 946 /* we can't work without the control */ 947 if ( rctrls ) { 948 LDAPControl **next = NULL; 949 /* NOTE: make sure we use the right one; 950 * a better approach would be to run thru 951 * the whole list and take care of all */ 952 /* NOTE: since we issue the search request, 953 * we should know what controls to expect, 954 * and there should be none apart from the 955 * sync-related control */ 956 rctrlp = ldap_control_find( LDAP_CONTROL_SYNC_STATE, rctrls, &next ); 957 if ( next && ldap_control_find( LDAP_CONTROL_SYNC_STATE, next, NULL ) ) 958 { 959 bdn.bv_val[bdn.bv_len] = '\0'; 960 Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s " 961 "got search entry with multiple " 962 "Sync State control (%s)\n", si->si_ridtxt, bdn.bv_val, 0 ); 963 ldap_controls_free( rctrls ); 964 rc = -1; 965 goto done; 966 } 967 } 968 if ( rctrlp == NULL ) { 969 bdn.bv_val[bdn.bv_len] = '\0'; 970 Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s " 971 "got search entry without " 972 "Sync State control (%s)\n", si->si_ridtxt, bdn.bv_val, 0 ); 973 rc = -1; 974 goto done; 975 } 976 ber_init2( ber, &rctrlp->ldctl_value, LBER_USE_DER ); 977 if ( ber_scanf( ber, "{em" /*"}"*/, &syncstate, &syncUUID[0] ) 978 == LBER_ERROR ) { 979 bdn.bv_val[bdn.bv_len] = '\0'; 980 Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s malformed message (%s)\n", 981 si->si_ridtxt, bdn.bv_val, 0 ); 982 ldap_controls_free( rctrls ); 983 rc = -1; 984 goto done; 985 } 986 /* FIXME: what if syncUUID is NULL or empty? 987 * (happens with back-sql...) */ 988 if ( BER_BVISEMPTY( &syncUUID[0] ) ) { 989 bdn.bv_val[bdn.bv_len] = '\0'; 990 Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s " 991 "got empty syncUUID with LDAP_SYNC_%s (%s)\n", 992 si->si_ridtxt, 993 syncrepl_state2str( syncstate ), bdn.bv_val ); 994 ldap_controls_free( rctrls ); 995 rc = -1; 996 goto done; 997 } 998 punlock = -1; 999 if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE ) { 1000 ber_scanf( ber, /*"{"*/ "m}", &cookie ); 1001 1002 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s cookie=%s\n", 1003 si->si_ridtxt, 1004 BER_BVISNULL( &cookie ) ? "" : cookie.bv_val, 0 ); 1005 1006 if ( !BER_BVISNULL( &cookie ) ) { 1007 ch_free( syncCookie.octet_str.bv_val ); 1008 ber_dupbv( &syncCookie.octet_str, &cookie ); 1009 } 1010 if ( !BER_BVISNULL( &syncCookie.octet_str ) ) 1011 { 1012 slap_parse_sync_cookie( &syncCookie, NULL ); 1013 if ( syncCookie.ctxcsn ) { 1014 int i, sid = slap_parse_csn_sid( syncCookie.ctxcsn ); 1015 check_syncprov( op, si ); 1016 for ( i =0; i<si->si_cookieState->cs_num; i++ ) { 1017 /* new SID */ 1018 if ( sid < si->si_cookieState->cs_sids[i] ) 1019 break; 1020 if ( si->si_cookieState->cs_sids[i] == sid ) { 1021 if ( ber_bvcmp( syncCookie.ctxcsn, &si->si_cookieState->cs_vals[i] ) <= 0 ) { 1022 bdn.bv_val[bdn.bv_len] = '\0'; 1023 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s CSN too old, ignoring %s (%s)\n", 1024 si->si_ridtxt, syncCookie.ctxcsn->bv_val, bdn.bv_val ); 1025 ldap_controls_free( rctrls ); 1026 rc = 0; 1027 si->si_too_old = 1; 1028 goto done; 1029 } 1030 si->si_too_old = 0; 1031 break; 1032 } 1033 } 1034 /* check pending CSNs too */ 1035 while ( ldap_pvt_thread_mutex_trylock( &si->si_cookieState->cs_pmutex )) { 1036 if ( slapd_shutdown ) { 1037 rc = -2; 1038 goto done; 1039 } 1040 if ( !ldap_pvt_thread_pool_pausecheck( &connection_pool )) 1041 ldap_pvt_thread_yield(); 1042 } 1043 for ( i =0; i<si->si_cookieState->cs_pnum; i++ ) { 1044 if ( sid < si->si_cookieState->cs_psids[i] ) 1045 break; 1046 if ( si->si_cookieState->cs_psids[i] == sid ) { 1047 if ( ber_bvcmp( syncCookie.ctxcsn, &si->si_cookieState->cs_pvals[i] ) <= 0 ) { 1048 bdn.bv_val[bdn.bv_len] = '\0'; 1049 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s CSN pending, ignoring %s (%s)\n", 1050 si->si_ridtxt, syncCookie.ctxcsn->bv_val, bdn.bv_val ); 1051 ldap_controls_free( rctrls ); 1052 rc = 0; 1053 ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_pmutex ); 1054 goto done; 1055 } 1056 ber_bvreplace( &si->si_cookieState->cs_pvals[i], 1057 syncCookie.ctxcsn ); 1058 break; 1059 } 1060 } 1061 /* new SID, add it */ 1062 if ( i == si->si_cookieState->cs_pnum || 1063 sid != si->si_cookieState->cs_psids[i] ) { 1064 slap_insert_csn_sids( 1065 (struct sync_cookie *)&si->si_cookieState->cs_pvals, 1066 i, sid, syncCookie.ctxcsn ); 1067 } 1068 assert( punlock < 0 ); 1069 punlock = i; 1070 } else if (si->si_too_old) { 1071 bdn.bv_val[bdn.bv_len] = '\0'; 1072 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s CSN too old, ignoring (%s)\n", 1073 si->si_ridtxt, bdn.bv_val, 0 ); 1074 ldap_controls_free( rctrls ); 1075 rc = 0; 1076 goto done; 1077 } 1078 op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie; 1079 } 1080 } 1081 rc = 0; 1082 if ( si->si_syncdata && si->si_logstate == SYNCLOG_LOGGING ) { 1083 modlist = NULL; 1084 if ( ( rc = syncrepl_message_to_op( si, op, msg ) ) == LDAP_SUCCESS && 1085 syncCookie.ctxcsn ) 1086 { 1087 rc = syncrepl_updateCookie( si, op, &syncCookie ); 1088 } else switch ( rc ) { 1089 case LDAP_ALREADY_EXISTS: 1090 case LDAP_NO_SUCH_OBJECT: 1091 case LDAP_NO_SUCH_ATTRIBUTE: 1092 case LDAP_TYPE_OR_VALUE_EXISTS: 1093 case LDAP_NOT_ALLOWED_ON_NONLEAF: 1094 rc = LDAP_SYNC_REFRESH_REQUIRED; 1095 si->si_logstate = SYNCLOG_FALLBACK; 1096 ldap_abandon_ext( si->si_ld, si->si_msgid, NULL, NULL ); 1097 bdn.bv_val[bdn.bv_len] = '\0'; 1098 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s delta-sync lost sync on (%s), switching to REFRESH\n", 1099 si->si_ridtxt, bdn.bv_val, 0 ); 1100 if (si->si_strict_refresh) { 1101 slap_suspend_listeners(); 1102 connections_drop(); 1103 } 1104 break; 1105 default: 1106 break; 1107 } 1108 } else if ( ( rc = syncrepl_message_to_entry( si, op, msg, 1109 &modlist, &entry, syncstate, syncUUID ) ) == LDAP_SUCCESS ) 1110 { 1111 if ( ( rc = syncrepl_entry( si, op, entry, &modlist, 1112 syncstate, syncUUID, syncCookie.ctxcsn ) ) == LDAP_SUCCESS && 1113 syncCookie.ctxcsn ) 1114 { 1115 rc = syncrepl_updateCookie( si, op, &syncCookie ); 1116 } 1117 } 1118 if ( punlock >= 0 ) { 1119 /* on failure, revert pending CSN */ 1120 if ( rc != LDAP_SUCCESS ) { 1121 int i; 1122 for ( i = 0; i<si->si_cookieState->cs_num; i++ ) { 1123 if ( si->si_cookieState->cs_sids[i] == si->si_cookieState->cs_psids[punlock] ) { 1124 ber_bvreplace( &si->si_cookieState->cs_pvals[punlock], 1125 &si->si_cookieState->cs_vals[i] ); 1126 break; 1127 } 1128 } 1129 if ( i == si->si_cookieState->cs_num ) 1130 si->si_cookieState->cs_pvals[punlock].bv_val[0] = '\0'; 1131 } 1132 ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_pmutex ); 1133 } 1134 ldap_controls_free( rctrls ); 1135 if ( modlist ) { 1136 slap_mods_free( modlist, 1 ); 1137 } 1138 if ( rc ) 1139 goto done; 1140 break; 1141 1142 case LDAP_RES_SEARCH_REFERENCE: 1143 Debug( LDAP_DEBUG_ANY, 1144 "do_syncrep2: %s reference received error\n", 1145 si->si_ridtxt, 0, 0 ); 1146 break; 1147 1148 case LDAP_RES_SEARCH_RESULT: 1149 Debug( LDAP_DEBUG_SYNC, 1150 "do_syncrep2: %s LDAP_RES_SEARCH_RESULT\n", 1151 si->si_ridtxt, 0, 0 ); 1152 err = LDAP_OTHER; /* FIXME check parse result properly */ 1153 ldap_parse_result( si->si_ld, msg, &err, NULL, NULL, NULL, 1154 &rctrls, 0 ); 1155#ifdef LDAP_X_SYNC_REFRESH_REQUIRED 1156 if ( err == LDAP_X_SYNC_REFRESH_REQUIRED ) { 1157 /* map old result code to registered code */ 1158 err = LDAP_SYNC_REFRESH_REQUIRED; 1159 } 1160#endif 1161 if ( err == LDAP_SYNC_REFRESH_REQUIRED ) { 1162 if ( si->si_logstate == SYNCLOG_LOGGING ) { 1163 si->si_logstate = SYNCLOG_FALLBACK; 1164 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s delta-sync lost sync, switching to REFRESH\n", 1165 si->si_ridtxt, 0, 0 ); 1166 if (si->si_strict_refresh) { 1167 slap_suspend_listeners(); 1168 connections_drop(); 1169 } 1170 } 1171 rc = err; 1172 goto done; 1173 } 1174 if ( err ) { 1175 Debug( LDAP_DEBUG_ANY, 1176 "do_syncrep2: %s LDAP_RES_SEARCH_RESULT (%d) %s\n", 1177 si->si_ridtxt, err, ldap_err2string( err ) ); 1178 } 1179 if ( rctrls ) { 1180 LDAPControl **next = NULL; 1181 /* NOTE: make sure we use the right one; 1182 * a better approach would be to run thru 1183 * the whole list and take care of all */ 1184 /* NOTE: since we issue the search request, 1185 * we should know what controls to expect, 1186 * and there should be none apart from the 1187 * sync-related control */ 1188 rctrlp = ldap_control_find( LDAP_CONTROL_SYNC_DONE, rctrls, &next ); 1189 if ( next && ldap_control_find( LDAP_CONTROL_SYNC_DONE, next, NULL ) ) 1190 { 1191 Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s " 1192 "got search result with multiple " 1193 "Sync State control\n", si->si_ridtxt, 0, 0 ); 1194 ldap_controls_free( rctrls ); 1195 rc = -1; 1196 goto done; 1197 } 1198 } 1199 if ( rctrlp ) { 1200 ber_init2( ber, &rctrlp->ldctl_value, LBER_USE_DER ); 1201 1202 ber_scanf( ber, "{" /*"}"*/); 1203 if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE ) { 1204 ber_scanf( ber, "m", &cookie ); 1205 1206 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s cookie=%s\n", 1207 si->si_ridtxt, 1208 BER_BVISNULL( &cookie ) ? "" : cookie.bv_val, 0 ); 1209 1210 if ( !BER_BVISNULL( &cookie ) ) { 1211 ch_free( syncCookie.octet_str.bv_val ); 1212 ber_dupbv( &syncCookie.octet_str, &cookie); 1213 } 1214 if ( !BER_BVISNULL( &syncCookie.octet_str ) ) 1215 { 1216 slap_parse_sync_cookie( &syncCookie, NULL ); 1217 op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie; 1218 } 1219 } 1220 if ( ber_peek_tag( ber, &len ) == LDAP_TAG_REFRESHDELETES ) 1221 { 1222 ber_scanf( ber, "b", &refreshDeletes ); 1223 } 1224 ber_scanf( ber, /*"{"*/ "}" ); 1225 } 1226 if ( SLAP_MULTIMASTER( op->o_bd ) && check_syncprov( op, si )) { 1227 slap_sync_cookie_free( &syncCookie_req, 0 ); 1228 slap_dup_sync_cookie( &syncCookie_req, &si->si_syncCookie ); 1229 } 1230 if ( !syncCookie.ctxcsn ) { 1231 match = 1; 1232 } else if ( !syncCookie_req.ctxcsn ) { 1233 match = -1; 1234 m = 0; 1235 } else { 1236 match = compare_csns( &syncCookie_req, &syncCookie, &m ); 1237 } 1238 if ( rctrls ) { 1239 ldap_controls_free( rctrls ); 1240 } 1241 if (si->si_type != LDAP_SYNC_REFRESH_AND_PERSIST) { 1242 /* FIXME : different error behaviors according to 1243 * 1) err code : LDAP_BUSY ... 1244 * 2) on err policy : stop service, stop sync, retry 1245 */ 1246 if ( refreshDeletes == 0 && match < 0 && 1247 err == LDAP_SUCCESS && 1248 syncCookie_req.numcsns == syncCookie.numcsns ) 1249 { 1250 syncrepl_del_nonpresent( op, si, NULL, 1251 &syncCookie, m ); 1252 } else { 1253 avl_free( si->si_presentlist, ch_free ); 1254 si->si_presentlist = NULL; 1255 } 1256 } 1257 if ( syncCookie.ctxcsn && match < 0 && err == LDAP_SUCCESS ) 1258 { 1259 rc = syncrepl_updateCookie( si, op, &syncCookie ); 1260 } 1261 if ( err == LDAP_SUCCESS 1262 && si->si_logstate == SYNCLOG_FALLBACK ) { 1263 si->si_logstate = SYNCLOG_LOGGING; 1264 rc = LDAP_SYNC_REFRESH_REQUIRED; 1265 slap_resume_listeners(); 1266 } else { 1267 rc = -2; 1268 } 1269 goto done; 1270 1271 case LDAP_RES_INTERMEDIATE: 1272 retoid = NULL; 1273 retdata = NULL; 1274 rc = ldap_parse_intermediate( si->si_ld, msg, 1275 &retoid, &retdata, NULL, 0 ); 1276 if ( !rc && !strcmp( retoid, LDAP_SYNC_INFO ) ) { 1277 ber_init2( ber, retdata, LBER_USE_DER ); 1278 1279 switch ( si_tag = ber_peek_tag( ber, &len ) ) { 1280 ber_tag_t tag; 1281 case LDAP_TAG_SYNC_NEW_COOKIE: 1282 Debug( LDAP_DEBUG_SYNC, 1283 "do_syncrep2: %s %s - %s\n", 1284 si->si_ridtxt, 1285 "LDAP_RES_INTERMEDIATE", 1286 "NEW_COOKIE" ); 1287 ber_scanf( ber, "tm", &tag, &cookie ); 1288 Debug( LDAP_DEBUG_SYNC, 1289 "do_syncrep2: %s NEW_COOKIE: %s\n", 1290 si->si_ridtxt, 1291 cookie.bv_val, 0); 1292 if (si->si_updateCookie) 1293 { 1294 if ( !BER_BVISNULL( &cookie ) ) { 1295 ch_free( syncCookie.octet_str.bv_val ); 1296 ber_dupbv( &syncCookie.octet_str, &cookie ); 1297 } 1298 if (!BER_BVISNULL( &syncCookie.octet_str ) ) { 1299 slap_parse_sync_cookie( &syncCookie, NULL ); 1300 op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie; 1301 } 1302 } 1303 break; 1304 case LDAP_TAG_SYNC_REFRESH_DELETE: 1305 case LDAP_TAG_SYNC_REFRESH_PRESENT: 1306 Debug( LDAP_DEBUG_SYNC, 1307 "do_syncrep2: %s %s - %s\n", 1308 si->si_ridtxt, 1309 "LDAP_RES_INTERMEDIATE", 1310 si_tag == LDAP_TAG_SYNC_REFRESH_PRESENT ? 1311 "REFRESH_PRESENT" : "REFRESH_DELETE" ); 1312 if ( si_tag == LDAP_TAG_SYNC_REFRESH_DELETE ) { 1313 si->si_refreshDelete = 1; 1314 } else { 1315 si->si_refreshPresent = 1; 1316 } 1317 ber_scanf( ber, "t{" /*"}"*/, &tag ); 1318 if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE ) 1319 { 1320 ber_scanf( ber, "m", &cookie ); 1321 1322 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s cookie=%s\n", 1323 si->si_ridtxt, 1324 BER_BVISNULL( &cookie ) ? "" : cookie.bv_val, 0 ); 1325 1326 if ( !BER_BVISNULL( &cookie ) ) { 1327 ch_free( syncCookie.octet_str.bv_val ); 1328 ber_dupbv( &syncCookie.octet_str, &cookie ); 1329 } 1330 if ( !BER_BVISNULL( &syncCookie.octet_str ) ) 1331 { 1332 slap_parse_sync_cookie( &syncCookie, NULL ); 1333 op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie; 1334 } 1335 } 1336 /* Defaults to TRUE */ 1337 if ( ber_peek_tag( ber, &len ) == 1338 LDAP_TAG_REFRESHDONE ) 1339 { 1340 ber_scanf( ber, "b", &si->si_refreshDone ); 1341 } else 1342 { 1343 si->si_refreshDone = 1; 1344 } 1345 ber_scanf( ber, /*"{"*/ "}" ); 1346 if ( abs(si->si_type) == LDAP_SYNC_REFRESH_AND_PERSIST && 1347 si->si_refreshDone ) 1348 tout_p = &tout; 1349 break; 1350 case LDAP_TAG_SYNC_ID_SET: 1351 Debug( LDAP_DEBUG_SYNC, 1352 "do_syncrep2: %s %s - %s\n", 1353 si->si_ridtxt, 1354 "LDAP_RES_INTERMEDIATE", 1355 "SYNC_ID_SET" ); 1356 ber_scanf( ber, "t{" /*"}"*/, &tag ); 1357 if ( ber_peek_tag( ber, &len ) == 1358 LDAP_TAG_SYNC_COOKIE ) 1359 { 1360 ber_scanf( ber, "m", &cookie ); 1361 1362 Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s cookie=%s\n", 1363 si->si_ridtxt, 1364 BER_BVISNULL( &cookie ) ? "" : cookie.bv_val, 0 ); 1365 1366 if ( !BER_BVISNULL( &cookie ) ) { 1367 ch_free( syncCookie.octet_str.bv_val ); 1368 ber_dupbv( &syncCookie.octet_str, &cookie ); 1369 } 1370 if ( !BER_BVISNULL( &syncCookie.octet_str ) ) 1371 { 1372 slap_parse_sync_cookie( &syncCookie, NULL ); 1373 op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie; 1374 compare_csns( &syncCookie_req, &syncCookie, &m ); 1375 } 1376 } 1377 if ( ber_peek_tag( ber, &len ) == 1378 LDAP_TAG_REFRESHDELETES ) 1379 { 1380 ber_scanf( ber, "b", &refreshDeletes ); 1381 } 1382 syncUUIDs = NULL; 1383 ber_scanf( ber, "[W]", &syncUUIDs ); 1384 ber_scanf( ber, /*"{"*/ "}" ); 1385 if ( refreshDeletes ) { 1386 syncrepl_del_nonpresent( op, si, syncUUIDs, 1387 &syncCookie, m ); 1388 ber_bvarray_free_x( syncUUIDs, op->o_tmpmemctx ); 1389 } else { 1390 int i; 1391 for ( i = 0; !BER_BVISNULL( &syncUUIDs[i] ); i++ ) { 1392 (void)avl_presentlist_insert( si, &syncUUIDs[i] ); 1393 slap_sl_free( syncUUIDs[i].bv_val, op->o_tmpmemctx ); 1394 } 1395 slap_sl_free( syncUUIDs, op->o_tmpmemctx ); 1396 } 1397 slap_sync_cookie_free( &syncCookie, 0 ); 1398 break; 1399 default: 1400 Debug( LDAP_DEBUG_ANY, 1401 "do_syncrep2: %s unknown syncinfo tag (%ld)\n", 1402 si->si_ridtxt, (long) si_tag, 0 ); 1403 ldap_memfree( retoid ); 1404 ber_bvfree( retdata ); 1405 continue; 1406 } 1407 1408 if ( SLAP_MULTIMASTER( op->o_bd ) && check_syncprov( op, si )) { 1409 slap_sync_cookie_free( &syncCookie_req, 0 ); 1410 slap_dup_sync_cookie( &syncCookie_req, &si->si_syncCookie ); 1411 } 1412 if ( !syncCookie.ctxcsn ) { 1413 match = 1; 1414 } else if ( !syncCookie_req.ctxcsn ) { 1415 match = -1; 1416 m = 0; 1417 } else { 1418 match = compare_csns( &syncCookie_req, &syncCookie, &m ); 1419 } 1420 1421 if ( match < 0 ) { 1422 if ( si->si_refreshPresent == 1 && 1423 si_tag != LDAP_TAG_SYNC_NEW_COOKIE && 1424 syncCookie_req.numcsns == syncCookie.numcsns ) { 1425 syncrepl_del_nonpresent( op, si, NULL, 1426 &syncCookie, m ); 1427 } 1428 1429 if ( syncCookie.ctxcsn ) 1430 { 1431 rc = syncrepl_updateCookie( si, op, &syncCookie); 1432 } 1433 } 1434 1435 ldap_memfree( retoid ); 1436 ber_bvfree( retdata ); 1437 1438 if ( rc ) 1439 goto done; 1440 1441 } else { 1442 Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s " 1443 "unknown intermediate response (%d)\n", 1444 si->si_ridtxt, rc, 0 ); 1445 ldap_memfree( retoid ); 1446 ber_bvfree( retdata ); 1447 } 1448 break; 1449 1450 default: 1451 Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s " 1452 "unknown message (0x%02lx)\n", 1453 si->si_ridtxt, 1454 (unsigned long)ldap_msgtype( msg ), 0 ); 1455 break; 1456 1457 } 1458 if ( !BER_BVISNULL( &syncCookie.octet_str ) ) { 1459 slap_sync_cookie_free( &syncCookie_req, 0 ); 1460 syncCookie_req = syncCookie; 1461 memset( &syncCookie, 0, sizeof( syncCookie )); 1462 } 1463 ldap_msgfree( msg ); 1464 msg = NULL; 1465 if ( ldap_pvt_thread_pool_pausing( &connection_pool )) { 1466 slap_sync_cookie_free( &syncCookie, 0 ); 1467 slap_sync_cookie_free( &syncCookie_req, 0 ); 1468 return SYNC_PAUSED; 1469 } 1470 } 1471 1472 if ( rc == -1 ) { 1473 rc = LDAP_OTHER; 1474 ldap_get_option( si->si_ld, LDAP_OPT_ERROR_NUMBER, &rc ); 1475 err = rc; 1476 } 1477 1478done: 1479 if ( err != LDAP_SUCCESS ) { 1480 Debug( LDAP_DEBUG_ANY, 1481 "do_syncrep2: %s (%d) %s\n", 1482 si->si_ridtxt, err, ldap_err2string( err ) ); 1483 } 1484 1485 slap_sync_cookie_free( &syncCookie, 0 ); 1486 slap_sync_cookie_free( &syncCookie_req, 0 ); 1487 1488 if ( msg ) ldap_msgfree( msg ); 1489 1490 if ( rc && rc != LDAP_SYNC_REFRESH_REQUIRED && si->si_ld ) { 1491 if ( si->si_conn ) { 1492 connection_client_stop( si->si_conn ); 1493 si->si_conn = NULL; 1494 } 1495 ldap_unbind_ext( si->si_ld, NULL, NULL ); 1496 si->si_ld = NULL; 1497 } 1498 1499 return rc; 1500} 1501 1502static void * 1503do_syncrepl( 1504 void *ctx, 1505 void *arg ) 1506{ 1507 struct re_s* rtask = arg; 1508 syncinfo_t *si = ( syncinfo_t * ) rtask->arg; 1509 Connection conn = {0}; 1510 OperationBuffer opbuf; 1511 Operation *op; 1512 int rc = LDAP_SUCCESS; 1513 int dostop = 0; 1514 ber_socket_t s; 1515 int i, defer = 1, fail = 0, freeinfo = 0; 1516 Backend *be; 1517 1518 if ( si == NULL ) 1519 return NULL; 1520 if ( slapd_shutdown ) 1521 return NULL; 1522 1523 Debug( LDAP_DEBUG_TRACE, "=>do_syncrepl %s\n", si->si_ridtxt, 0, 0 ); 1524 1525 /* Don't get stuck here while a pause is initiated */ 1526 while ( ldap_pvt_thread_mutex_trylock( &si->si_mutex )) { 1527 if ( slapd_shutdown ) 1528 return NULL; 1529 if ( !ldap_pvt_thread_pool_pausecheck( &connection_pool )) 1530 ldap_pvt_thread_yield(); 1531 } 1532 1533 si->si_too_old = 0; 1534 1535 if ( si->si_ctype < 1 ) { 1536 goto deleted; 1537 } 1538 1539 switch( abs( si->si_type ) ) { 1540 case LDAP_SYNC_REFRESH_ONLY: 1541 case LDAP_SYNC_REFRESH_AND_PERSIST: 1542 break; 1543 default: 1544 ldap_pvt_thread_mutex_unlock( &si->si_mutex ); 1545 return NULL; 1546 } 1547 1548 if ( slapd_shutdown ) { 1549 if ( si->si_ld ) { 1550 if ( si->si_conn ) { 1551 connection_client_stop( si->si_conn ); 1552 si->si_conn = NULL; 1553 } 1554 ldap_unbind_ext( si->si_ld, NULL, NULL ); 1555 si->si_ld = NULL; 1556 } 1557 ldap_pvt_thread_mutex_unlock( &si->si_mutex ); 1558 return NULL; 1559 } 1560 1561 connection_fake_init( &conn, &opbuf, ctx ); 1562 op = &opbuf.ob_op; 1563 /* o_connids must be unique for slap_graduate_commit_csn */ 1564 op->o_connid = SLAPD_SYNC_RID2SYNCCONN(si->si_rid); 1565 1566 op->o_managedsait = SLAP_CONTROL_NONCRITICAL; 1567 be = si->si_be; 1568 1569 /* Coordinate contextCSN updates with any syncprov overlays 1570 * in use. This may be complicated by the use of the glue 1571 * overlay. 1572 * 1573 * Typically there is a single syncprov mastering the entire 1574 * glued tree. In that case, our contextCSN updates should 1575 * go to the master DB. But if there is no syncprov on the 1576 * master DB, then nothing special is needed here. 1577 * 1578 * Alternatively, there may be individual syncprov overlays 1579 * on each glued branch. In that case, each syncprov only 1580 * knows about changes within its own branch. And so our 1581 * contextCSN updates should only go to the local DB. 1582 */ 1583 if ( !si->si_wbe ) { 1584 if ( SLAP_GLUE_SUBORDINATE( be ) && !overlay_is_inst( be, "syncprov" )) { 1585 BackendDB * top_be = select_backend( &be->be_nsuffix[0], 1 ); 1586 if ( overlay_is_inst( top_be, "syncprov" )) 1587 si->si_wbe = top_be; 1588 else 1589 si->si_wbe = be; 1590 } else { 1591 si->si_wbe = be; 1592 } 1593 if ( SLAP_SYNC_SUBENTRY( si->si_wbe )) { 1594 build_new_dn( &si->si_contextdn, &si->si_wbe->be_nsuffix[0], 1595 (struct berval *)&slap_ldapsync_cn_bv, NULL ); 1596 } else { 1597 si->si_contextdn = si->si_wbe->be_nsuffix[0]; 1598 } 1599 } 1600 if ( !si->si_schemachecking ) 1601 op->o_no_schema_check = 1; 1602 1603 /* Establish session, do search */ 1604 if ( !si->si_ld ) { 1605 si->si_refreshDelete = 0; 1606 si->si_refreshPresent = 0; 1607 1608 if ( si->si_presentlist ) { 1609 avl_free( si->si_presentlist, ch_free ); 1610 si->si_presentlist = NULL; 1611 } 1612 1613 /* use main DB when retrieving contextCSN */ 1614 op->o_bd = si->si_wbe; 1615 op->o_dn = op->o_bd->be_rootdn; 1616 op->o_ndn = op->o_bd->be_rootndn; 1617 rc = do_syncrep1( op, si ); 1618 } 1619 1620reload: 1621 /* Process results */ 1622 if ( rc == LDAP_SUCCESS ) { 1623 ldap_get_option( si->si_ld, LDAP_OPT_DESC, &s ); 1624 1625 /* use current DB */ 1626 op->o_bd = be; 1627 op->o_dn = op->o_bd->be_rootdn; 1628 op->o_ndn = op->o_bd->be_rootndn; 1629 rc = do_syncrep2( op, si ); 1630 if ( rc == LDAP_SYNC_REFRESH_REQUIRED ) { 1631 rc = ldap_sync_search( si, op->o_tmpmemctx ); 1632 goto reload; 1633 } 1634 1635deleted: 1636 /* We got deleted while running on cn=config */ 1637 if ( si->si_ctype < 1 ) { 1638 if ( si->si_ctype == -1 ) { 1639 si->si_ctype = 0; 1640 freeinfo = 1; 1641 } 1642 if ( si->si_conn ) 1643 dostop = 1; 1644 rc = -1; 1645 } 1646 1647 if ( rc != SYNC_PAUSED ) { 1648 if ( abs(si->si_type) == LDAP_SYNC_REFRESH_AND_PERSIST ) { 1649 /* If we succeeded, enable the connection for further listening. 1650 * If we failed, tear down the connection and reschedule. 1651 */ 1652 if ( rc == LDAP_SUCCESS ) { 1653 if ( si->si_conn ) { 1654 connection_client_enable( si->si_conn ); 1655 } else { 1656 si->si_conn = connection_client_setup( s, do_syncrepl, arg ); 1657 } 1658 } else if ( si->si_conn ) { 1659 dostop = 1; 1660 } 1661 } else { 1662 if ( rc == -2 ) rc = 0; 1663 } 1664 } 1665 } 1666 1667 /* At this point, we have 5 cases: 1668 * 1) for any hard failure, give up and remove this task 1669 * 2) for ServerDown, reschedule this task to run later 1670 * 3) for threadpool pause, reschedule to run immediately 1671 * 4) for Refresh and Success, reschedule to run 1672 * 5) for Persist and Success, reschedule to defer 1673 */ 1674 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 1675 1676 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, rtask ) ) { 1677 ldap_pvt_runqueue_stoptask( &slapd_rq, rtask ); 1678 } 1679 1680 if ( dostop ) { 1681 connection_client_stop( si->si_conn ); 1682 si->si_conn = NULL; 1683 } 1684 1685 if ( rc == SYNC_PAUSED ) { 1686 rtask->interval.tv_sec = 0; 1687 ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 ); 1688 rtask->interval.tv_sec = si->si_interval; 1689 rc = 0; 1690 } else if ( rc == LDAP_SUCCESS ) { 1691 if ( si->si_type == LDAP_SYNC_REFRESH_ONLY ) { 1692 defer = 0; 1693 } 1694 rtask->interval.tv_sec = si->si_interval; 1695 ldap_pvt_runqueue_resched( &slapd_rq, rtask, defer ); 1696 if ( si->si_retrynum ) { 1697 for ( i = 0; si->si_retrynum_init[i] != RETRYNUM_TAIL; i++ ) { 1698 si->si_retrynum[i] = si->si_retrynum_init[i]; 1699 } 1700 si->si_retrynum[i] = RETRYNUM_TAIL; 1701 } 1702 } else { 1703 for ( i = 0; si->si_retrynum && si->si_retrynum[i] <= 0; i++ ) { 1704 if ( si->si_retrynum[i] == RETRYNUM_FOREVER || si->si_retrynum[i] == RETRYNUM_TAIL ) 1705 break; 1706 } 1707 1708 if ( si->si_ctype < 1 1709 || !si->si_retrynum || si->si_retrynum[i] == RETRYNUM_TAIL ) { 1710 if ( si->si_re ) { 1711 ldap_pvt_runqueue_remove( &slapd_rq, rtask ); 1712 si->si_re = NULL; 1713 } 1714 fail = RETRYNUM_TAIL; 1715 } else if ( RETRYNUM_VALID( si->si_retrynum[i] ) ) { 1716 if ( si->si_retrynum[i] > 0 ) 1717 si->si_retrynum[i]--; 1718 fail = si->si_retrynum[i]; 1719 rtask->interval.tv_sec = si->si_retryinterval[i]; 1720 ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 ); 1721 slap_wake_listener(); 1722 } 1723 } 1724 1725 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 1726 ldap_pvt_thread_mutex_unlock( &si->si_mutex ); 1727 1728 if ( rc ) { 1729 if ( fail == RETRYNUM_TAIL ) { 1730 Debug( LDAP_DEBUG_ANY, 1731 "do_syncrepl: %s rc %d quitting\n", 1732 si->si_ridtxt, rc, 0 ); 1733 } else if ( fail > 0 ) { 1734 Debug( LDAP_DEBUG_ANY, 1735 "do_syncrepl: %s rc %d retrying (%d retries left)\n", 1736 si->si_ridtxt, rc, fail ); 1737 } else { 1738 Debug( LDAP_DEBUG_ANY, 1739 "do_syncrepl: %s rc %d retrying\n", 1740 si->si_ridtxt, rc, 0 ); 1741 } 1742 } 1743 1744 /* Do final delete cleanup */ 1745 if ( freeinfo ) { 1746 syncinfo_free( si, 0 ); 1747 } 1748 return NULL; 1749} 1750 1751#ifdef ENABLE_REWRITE 1752static int 1753syncrepl_rewrite_dn( 1754 syncinfo_t *si, 1755 struct berval *dn, 1756 struct berval *sdn ) 1757{ 1758 char nul; 1759 int rc; 1760 1761 nul = dn->bv_val[dn->bv_len]; 1762 dn->bv_val[dn->bv_len] = 0; 1763 rc = rewrite( si->si_rewrite, SUFFIXM_CTX, dn->bv_val, &sdn->bv_val ); 1764 dn->bv_val[dn->bv_len] = nul; 1765 1766 if ( sdn->bv_val == dn->bv_val ) 1767 sdn->bv_val = NULL; 1768 else if ( rc == REWRITE_REGEXEC_OK && sdn->bv_val ) 1769 sdn->bv_len = strlen( sdn->bv_val ); 1770 return rc; 1771} 1772#define REWRITE_VAL(si, ad, bv, bv2) \ 1773 BER_BVZERO( &bv2 ); \ 1774 if ( si->si_rewrite && ad->ad_type->sat_syntax == slap_schema.si_syn_distinguishedName) \ 1775 syncrepl_rewrite_dn( si, &bv, &bv2); \ 1776 if ( BER_BVISNULL( &bv2 )) \ 1777 ber_dupbv( &bv2, &bv ) 1778#define REWRITE_DN(si, bv, bv2, dn, ndn) \ 1779 BER_BVZERO( &bv2 ); \ 1780 if (si->si_rewrite) \ 1781 syncrepl_rewrite_dn(si, &bv, &bv2); \ 1782 rc = dnPrettyNormal( NULL, bv2.bv_val ? &bv2 : &bv, &dn, &ndn, op->o_tmpmemctx ); \ 1783 ch_free(bv2.bv_val) 1784#else 1785#define REWRITE_VAL(si, ad, bv, bv2) ber_dupbv(&bv2, &bv) 1786#define REWRITE_DN(si, bv, bv2, dn, ndn) \ 1787 rc = dnPrettyNormal( NULL, &bv, &dn, &ndn, op->o_tmpmemctx ) 1788#endif 1789 1790 1791static slap_verbmasks modops[] = { 1792 { BER_BVC("add"), LDAP_REQ_ADD }, 1793 { BER_BVC("delete"), LDAP_REQ_DELETE }, 1794 { BER_BVC("modify"), LDAP_REQ_MODIFY }, 1795 { BER_BVC("modrdn"), LDAP_REQ_MODRDN}, 1796 { BER_BVNULL, 0 } 1797}; 1798 1799static int 1800syncrepl_accesslog_mods( 1801 syncinfo_t *si, 1802 struct berval *vals, 1803 struct Modifications **modres 1804) 1805{ 1806 char *colon; 1807 const char *text; 1808 AttributeDescription *ad; 1809 struct berval bv, bv2; 1810 short op; 1811 Modifications *mod = NULL, *modlist = NULL, **modtail; 1812 int i, rc = 0; 1813 1814 modtail = &modlist; 1815 1816 for (i=0; !BER_BVISNULL( &vals[i] ); i++) { 1817 ad = NULL; 1818 bv = vals[i]; 1819 1820 colon = ber_bvchr( &bv, ':' ); 1821 if ( !colon ) { 1822 /* Invalid */ 1823 continue; 1824 } 1825 1826 bv.bv_len = colon - bv.bv_val; 1827 if ( slap_bv2ad( &bv, &ad, &text ) ) { 1828 /* Invalid */ 1829 Debug( LDAP_DEBUG_ANY, "syncrepl_accesslog_mods: %s " 1830 "Invalid attribute %s, %s\n", 1831 si->si_ridtxt, bv.bv_val, text ); 1832 slap_mods_free( modlist, 1 ); 1833 modlist = NULL; 1834 rc = -1; 1835 break; 1836 } 1837 1838 /* Ignore dynamically generated attrs */ 1839 if ( ad->ad_type->sat_flags & SLAP_AT_DYNAMIC ) { 1840 continue; 1841 } 1842 1843 /* Ignore excluded attrs */ 1844 if ( ldap_charray_inlist( si->si_exattrs, 1845 ad->ad_type->sat_cname.bv_val ) ) 1846 { 1847 continue; 1848 } 1849 1850 switch(colon[1]) { 1851 case '+': op = LDAP_MOD_ADD; break; 1852 case '-': op = LDAP_MOD_DELETE; break; 1853 case '=': op = LDAP_MOD_REPLACE; break; 1854 case '#': op = LDAP_MOD_INCREMENT; break; 1855 default: continue; 1856 } 1857 1858 if ( !mod || ad != mod->sml_desc || op != mod->sml_op ) { 1859 mod = (Modifications *) ch_malloc( sizeof( Modifications ) ); 1860 mod->sml_flags = 0; 1861 mod->sml_op = op; 1862 mod->sml_next = NULL; 1863 mod->sml_desc = ad; 1864 mod->sml_type = ad->ad_cname; 1865 mod->sml_values = NULL; 1866 mod->sml_nvalues = NULL; 1867 mod->sml_numvals = 0; 1868 1869 *modtail = mod; 1870 modtail = &mod->sml_next; 1871 } 1872 if ( colon[2] == ' ' ) { 1873 bv.bv_val = colon + 3; 1874 bv.bv_len = vals[i].bv_len - ( bv.bv_val - vals[i].bv_val ); 1875 REWRITE_VAL( si, ad, bv, bv2 ); 1876 ber_bvarray_add( &mod->sml_values, &bv2 ); 1877 mod->sml_numvals++; 1878 } 1879 } 1880 *modres = modlist; 1881 return rc; 1882} 1883 1884static int 1885syncrepl_changelog_mods( 1886 syncinfo_t *si, 1887 struct berval *vals, 1888 struct Modifications **modres 1889) 1890{ 1891 return -1; /* FIXME */ 1892} 1893 1894typedef struct OpExtraSync { 1895 OpExtra oe; 1896 syncinfo_t *oe_si; 1897} OpExtraSync; 1898 1899/* Copy the original modlist, split Replace ops into Delete/Add, 1900 * and drop mod opattrs since this modification is in the past. 1901 */ 1902static Modifications *mods_dup( Operation *op, Modifications *modlist, int match ) 1903{ 1904 Modifications *mod, *modnew = NULL, *modtail = NULL; 1905 int size; 1906 for ( ; modlist; modlist = modlist->sml_next ) { 1907 /* older ops */ 1908 if ( match < 0 ) { 1909 if ( modlist->sml_desc == slap_schema.si_ad_modifiersName || 1910 modlist->sml_desc == slap_schema.si_ad_modifyTimestamp || 1911 modlist->sml_desc == slap_schema.si_ad_entryCSN ) 1912 continue; 1913 if ( modlist->sml_op == LDAP_MOD_REPLACE ) { 1914 mod = op->o_tmpalloc( sizeof(Modifications), op->o_tmpmemctx ); 1915 mod->sml_desc = modlist->sml_desc; 1916 mod->sml_values = NULL; 1917 mod->sml_nvalues = NULL; 1918 mod->sml_op = LDAP_MOD_DELETE; 1919 mod->sml_numvals = 0; 1920 mod->sml_flags = 0; 1921 if ( !modnew ) 1922 modnew = mod; 1923 if ( modtail ) 1924 modtail->sml_next = mod; 1925 modtail = mod; 1926 } 1927 } 1928 if ( modlist->sml_numvals ) { 1929 size = (modlist->sml_numvals+1) * sizeof(struct berval); 1930 if ( modlist->sml_nvalues ) size *= 2; 1931 } else { 1932 size = 0; 1933 } 1934 size += sizeof(Modifications); 1935 mod = op->o_tmpalloc( size, op->o_tmpmemctx ); 1936 if ( !modnew ) 1937 modnew = mod; 1938 if ( modtail ) 1939 modtail->sml_next = mod; 1940 modtail = mod; 1941 mod->sml_desc = modlist->sml_desc; 1942 mod->sml_numvals = modlist->sml_numvals; 1943 mod->sml_flags = 0; 1944 if ( modlist->sml_numvals ) { 1945 int i; 1946 mod->sml_values = (BerVarray)(mod+1); 1947 for (i=0; i<mod->sml_numvals; i++) 1948 mod->sml_values[i] = modlist->sml_values[i]; 1949 BER_BVZERO(&mod->sml_values[i]); 1950 if ( modlist->sml_nvalues ) { 1951 mod->sml_nvalues = mod->sml_values + mod->sml_numvals + 1; 1952 for (i=0; i<mod->sml_numvals; i++) 1953 mod->sml_nvalues[i] = modlist->sml_nvalues[i]; 1954 BER_BVZERO(&mod->sml_nvalues[i]); 1955 } else { 1956 mod->sml_nvalues = NULL; 1957 } 1958 } else { 1959 mod->sml_values = NULL; 1960 mod->sml_nvalues = NULL; 1961 } 1962 if ( match < 0 && modlist->sml_op == LDAP_MOD_REPLACE ) 1963 mod->sml_op = LDAP_MOD_ADD; 1964 else 1965 mod->sml_op = modlist->sml_op; 1966 mod->sml_next = NULL; 1967 } 1968 return modnew; 1969} 1970 1971typedef struct resolve_ctxt { 1972 syncinfo_t *rx_si; 1973 Modifications *rx_mods; 1974} resolve_ctxt; 1975 1976static void 1977compare_vals( Modifications *m1, Modifications *m2 ) 1978{ 1979 int i, j; 1980 struct berval *bv1, *bv2; 1981 1982 if ( m2->sml_nvalues ) { 1983 bv2 = m2->sml_nvalues; 1984 bv1 = m1->sml_nvalues; 1985 } else { 1986 bv2 = m2->sml_values; 1987 bv1 = m1->sml_values; 1988 } 1989 for ( j=0; j<m2->sml_numvals; j++ ) { 1990 for ( i=0; i<m1->sml_numvals; i++ ) { 1991 if ( !ber_bvcmp( &bv1[i], &bv2[j] )) { 1992 int k; 1993 for ( k=i; k<m1->sml_numvals-1; k++ ) { 1994 m1->sml_values[k] = m1->sml_values[k+1]; 1995 if ( m1->sml_nvalues ) 1996 m1->sml_nvalues[k] = m1->sml_nvalues[k+1]; 1997 } 1998 BER_BVZERO(&m1->sml_values[k]); 1999 if ( m1->sml_nvalues ) { 2000 BER_BVZERO(&m1->sml_nvalues[k]); 2001 } 2002 m1->sml_numvals--; 2003 i--; 2004 } 2005 } 2006 } 2007} 2008 2009static int 2010syncrepl_resolve_cb( Operation *op, SlapReply *rs ) 2011{ 2012 if ( rs->sr_type == REP_SEARCH ) { 2013 resolve_ctxt *rx = op->o_callback->sc_private; 2014 Attribute *a = attr_find( rs->sr_entry->e_attrs, ad_reqMod ); 2015 if ( a ) { 2016 Modifications *oldmods, *newmods, *m1, *m2, **prev; 2017 oldmods = rx->rx_mods; 2018 syncrepl_accesslog_mods( rx->rx_si, a->a_vals, &newmods ); 2019 for ( m2 = newmods; m2; m2=m2->sml_next ) { 2020 for ( prev = &oldmods, m1 = *prev; m1; m1 = *prev ) { 2021 if ( m1->sml_desc != m2->sml_desc ) { 2022 prev = &m1->sml_next; 2023 continue; 2024 } 2025 if ( m2->sml_op == LDAP_MOD_DELETE || 2026 m2->sml_op == LDAP_MOD_REPLACE ) { 2027 int numvals = m2->sml_numvals; 2028 if ( m2->sml_op == LDAP_MOD_REPLACE ) 2029 numvals = 0; 2030 /* New delete All cancels everything */ 2031 if ( numvals == 0 ) { 2032drop: 2033 *prev = m1->sml_next; 2034 op->o_tmpfree( m1, op->o_tmpmemctx ); 2035 continue; 2036 } 2037 if ( m1->sml_op == LDAP_MOD_DELETE ) { 2038 if ( m1->sml_numvals == 0 ) { 2039 /* turn this to SOFTDEL later */ 2040 m1->sml_flags = SLAP_MOD_INTERNAL; 2041 } else { 2042 compare_vals( m1, m2 ); 2043 if ( !m1->sml_numvals ) 2044 goto drop; 2045 } 2046 } else if ( m1->sml_op == LDAP_MOD_ADD ) { 2047 compare_vals( m1, m2 ); 2048 if ( !m1->sml_numvals ) 2049 goto drop; 2050 } 2051 } 2052 2053 if ( m2->sml_op == LDAP_MOD_ADD || 2054 m2->sml_op == LDAP_MOD_REPLACE ) { 2055 if ( m1->sml_op == LDAP_MOD_DELETE ) { 2056 if ( !m1->sml_numvals ) goto drop; 2057 compare_vals( m1, m2 ); 2058 if ( !m1->sml_numvals ) 2059 goto drop; 2060 } 2061 if ( m2->sml_desc->ad_type->sat_atype.at_single_value ) 2062 goto drop; 2063 compare_vals( m1, m2 ); 2064 if ( !m1->sml_numvals ) 2065 goto drop; 2066 } 2067 prev = &m1->sml_next; 2068 } 2069 } 2070 slap_mods_free( newmods, 1 ); 2071 rx->rx_mods = oldmods; 2072 } 2073 } 2074 return LDAP_SUCCESS; 2075} 2076 2077typedef struct modify_ctxt { 2078 Modifications *mx_orig; 2079 Modifications *mx_free; 2080} modify_ctxt; 2081 2082static int 2083syncrepl_modify_cb( Operation *op, SlapReply *rs ) 2084{ 2085 slap_callback *sc = op->o_callback; 2086 modify_ctxt *mx = sc->sc_private; 2087 Modifications *ml; 2088 2089 op->orm_no_opattrs = 0; 2090 op->orm_modlist = mx->mx_orig; 2091 for ( ml = mx->mx_free; ml; ml = mx->mx_free ) { 2092 mx->mx_free = ml->sml_next; 2093 op->o_tmpfree( ml, op->o_tmpmemctx ); 2094 } 2095 op->o_callback = sc->sc_next; 2096 op->o_tmpfree( sc, op->o_tmpmemctx ); 2097 return SLAP_CB_CONTINUE; 2098} 2099 2100static int 2101syncrepl_op_modify( Operation *op, SlapReply *rs ) 2102{ 2103 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info; 2104 OpExtra *oex; 2105 syncinfo_t *si; 2106 Entry *e; 2107 int rc, match = 0; 2108 Modifications *mod, *newlist; 2109 2110 LDAP_SLIST_FOREACH( oex, &op->o_extra, oe_next ) { 2111 if ( oex->oe_key == (void *)syncrepl_message_to_op ) 2112 break; 2113 } 2114 if ( !oex ) 2115 return SLAP_CB_CONTINUE; 2116 2117 si = ((OpExtraSync *)oex)->oe_si; 2118 2119 /* Check if entryCSN in modlist is newer than entryCSN in entry. 2120 * We do it here because the op has been serialized by accesslog 2121 * by the time we get here. If the CSN is new enough, just do the 2122 * mod. If not, we need to resolve conflicts. 2123 */ 2124 2125 for ( mod = op->orm_modlist; mod; mod=mod->sml_next ) { 2126 if ( mod->sml_desc == slap_schema.si_ad_entryCSN ) break; 2127 } 2128 /* FIXME: what should we do if entryCSN is missing from the mod? */ 2129 if ( !mod ) 2130 return SLAP_CB_CONTINUE; 2131 2132 rc = overlay_entry_get_ov( op, &op->o_req_ndn, NULL, NULL, 0, &e, on ); 2133 if ( rc == 0 ) { 2134 Attribute *a; 2135 const char *text; 2136 a = attr_find( e->e_attrs, slap_schema.si_ad_entryCSN ); 2137 value_match( &match, slap_schema.si_ad_entryCSN, 2138 slap_schema.si_ad_entryCSN->ad_type->sat_ordering, 2139 SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX, 2140 &mod->sml_nvalues[0], &a->a_nvals[0], &text ); 2141 overlay_entry_release_ov( op, e, 0, on ); 2142 } 2143 /* equal? Should never happen */ 2144 if ( match == 0 ) 2145 return LDAP_SUCCESS; 2146 2147 /* mod is older: resolve conflicts... 2148 * 1. Save/copy original modlist. Split Replace to Del/Add. 2149 * 2. Find all mods to this reqDN newer than the mod stamp. 2150 * 3. Resolve any mods in this request that affect attributes 2151 * touched by newer mods. 2152 * old new 2153 * delete all delete all drop 2154 * delete all delete X SOFTDEL 2155 * delete X delete all drop 2156 * delete X delete X drop 2157 * delete X delete Y OK 2158 * delete all add X drop 2159 * delete X add X drop 2160 * delete X add Y OK 2161 * add X delete all drop 2162 * add X delete X drop 2163 * add X add X drop 2164 * add X add Y if SV, drop else OK 2165 * 2166 * 4. Swap original modlist back in response callback so 2167 * that accesslog logs the original mod. 2168 * 2169 * Even if the mod is newer, other out-of-order changes may 2170 * have been committed, forcing us to tweak the modlist: 2171 * 1. Save/copy original modlist. 2172 * 2. Change deletes to soft deletes. 2173 * 3. Change Adds of single-valued attrs to Replace. 2174 */ 2175 2176 newlist = mods_dup( op, op->orm_modlist, match ); 2177 2178 /* mod is older */ 2179 if ( match < 0 ) { 2180 Operation op2 = *op; 2181 AttributeName an[2]; 2182 const char *text; 2183 struct berval bv; 2184 char *ptr; 2185 Modifications *ml; 2186 int size, rc; 2187 SlapReply rs1 = {0}; 2188 resolve_ctxt rx; 2189 slap_callback cb = { NULL, syncrepl_resolve_cb, NULL, NULL }; 2190 2191 rx.rx_si = si; 2192 rx.rx_mods = newlist; 2193 cb.sc_private = ℞ 2194 2195 op2.o_tag = LDAP_REQ_SEARCH; 2196 op2.ors_scope = LDAP_SCOPE_SUBTREE; 2197 op2.ors_deref = LDAP_DEREF_NEVER; 2198 op2.o_req_dn = si->si_logbase; 2199 op2.o_req_ndn = si->si_logbase; 2200 op2.ors_tlimit = SLAP_NO_LIMIT; 2201 op2.ors_slimit = SLAP_NO_LIMIT; 2202 op2.ors_limit = NULL; 2203 memset( an, 0, sizeof(an)); 2204 an[0].an_desc = ad_reqMod; 2205 an[0].an_name = ad_reqMod->ad_cname; 2206 op2.ors_attrs = an; 2207 op2.ors_attrsonly = 0; 2208 2209 bv = mod->sml_nvalues[0]; 2210 2211 size = sizeof("(&(entryCSN>=)(reqDN=))"); 2212 size += bv.bv_len + op->o_req_ndn.bv_len + si->si_logfilterstr.bv_len; 2213 op2.ors_filterstr.bv_val = op->o_tmpalloc( size, op->o_tmpmemctx ); 2214 op2.ors_filterstr.bv_len = sprintf(op2.ors_filterstr.bv_val, 2215 "(&(entryCSN>=%s)(reqDN=%s)%s)", 2216 bv.bv_val, op->o_req_ndn.bv_val, si->si_logfilterstr.bv_val ); 2217 op2.ors_filter = str2filter_x( op, op2.ors_filterstr.bv_val ); 2218 2219 op2.o_callback = &cb; 2220 op2.o_bd = select_backend( &op2.o_req_ndn, 1 ); 2221 op2.o_bd->be_search( &op2, &rs1 ); 2222 newlist = rx.rx_mods; 2223 } 2224 2225 { 2226 slap_callback *sc = op->o_tmpalloc( sizeof(slap_callback) + 2227 sizeof(modify_ctxt), op->o_tmpmemctx ); 2228 modify_ctxt *mx = (modify_ctxt *)(sc+1); 2229 Modifications *ml; 2230 2231 sc->sc_response = syncrepl_modify_cb; 2232 sc->sc_private = mx; 2233 sc->sc_next = op->o_callback; 2234 sc->sc_cleanup = NULL; 2235 op->o_callback = sc; 2236 op->orm_no_opattrs = 1; 2237 mx->mx_orig = op->orm_modlist; 2238 mx->mx_free = newlist; 2239 for ( ml = newlist; ml; ml=ml->sml_next ) { 2240 if ( ml->sml_flags == SLAP_MOD_INTERNAL ) { 2241 ml->sml_flags = 0; 2242 ml->sml_op = SLAP_MOD_SOFTDEL; 2243 } 2244 else if ( ml->sml_op == LDAP_MOD_DELETE ) 2245 ml->sml_op = SLAP_MOD_SOFTDEL; 2246 else if ( ml->sml_op == LDAP_MOD_ADD && 2247 ml->sml_desc->ad_type->sat_atype.at_single_value ) 2248 ml->sml_op = LDAP_MOD_REPLACE; 2249 } 2250 op->orm_modlist = newlist; 2251 op->o_csn = mod->sml_nvalues[0]; 2252 } 2253 return SLAP_CB_CONTINUE; 2254} 2255 2256static int 2257syncrepl_message_to_op( 2258 syncinfo_t *si, 2259 Operation *op, 2260 LDAPMessage *msg 2261) 2262{ 2263 BerElement *ber = NULL; 2264 Modifications *modlist = NULL; 2265 logschema *ls; 2266 SlapReply rs = { REP_RESULT }; 2267 slap_callback cb = { NULL, null_callback, NULL, NULL }; 2268 2269 const char *text; 2270 char txtbuf[SLAP_TEXT_BUFLEN]; 2271 size_t textlen = sizeof txtbuf; 2272 2273 struct berval bdn, dn = BER_BVNULL, ndn; 2274 struct berval bv, bv2, *bvals = NULL; 2275 struct berval rdn = BER_BVNULL, sup = BER_BVNULL, 2276 prdn = BER_BVNULL, nrdn = BER_BVNULL, 2277 psup = BER_BVNULL, nsup = BER_BVNULL; 2278 int rc, deleteOldRdn = 0, freeReqDn = 0; 2279 int do_graduate = 0; 2280 2281 if ( ldap_msgtype( msg ) != LDAP_RES_SEARCH_ENTRY ) { 2282 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_op: %s " 2283 "Message type should be entry (%d)", 2284 si->si_ridtxt, ldap_msgtype( msg ), 0 ); 2285 return -1; 2286 } 2287 2288 if ( si->si_syncdata == SYNCDATA_ACCESSLOG ) 2289 ls = &accesslog_sc; 2290 else 2291 ls = &changelog_sc; 2292 2293 rc = ldap_get_dn_ber( si->si_ld, msg, &ber, &bdn ); 2294 2295 if ( rc != LDAP_SUCCESS ) { 2296 Debug( LDAP_DEBUG_ANY, 2297 "syncrepl_message_to_op: %s dn get failed (%d)", 2298 si->si_ridtxt, rc, 0 ); 2299 return rc; 2300 } 2301 2302 op->o_tag = LBER_DEFAULT; 2303 op->o_bd = si->si_wbe; 2304 2305 if ( BER_BVISEMPTY( &bdn )) { 2306 Debug( LDAP_DEBUG_ANY, 2307 "syncrepl_message_to_op: %s got empty dn", 2308 si->si_ridtxt, 0, 0 ); 2309 return LDAP_OTHER; 2310 } 2311 2312 while (( rc = ldap_get_attribute_ber( si->si_ld, msg, ber, &bv, &bvals ) ) 2313 == LDAP_SUCCESS ) { 2314 if ( bv.bv_val == NULL ) 2315 break; 2316 2317 if ( !ber_bvstrcasecmp( &bv, &ls->ls_dn ) ) { 2318 bdn = bvals[0]; 2319 REWRITE_DN( si, bdn, bv2, dn, ndn ); 2320 if ( rc != LDAP_SUCCESS ) { 2321 Debug( LDAP_DEBUG_ANY, 2322 "syncrepl_message_to_op: %s " 2323 "dn \"%s\" normalization failed (%d)", 2324 si->si_ridtxt, bdn.bv_val, rc ); 2325 rc = -1; 2326 ch_free( bvals ); 2327 goto done; 2328 } 2329 ber_dupbv( &op->o_req_dn, &dn ); 2330 ber_dupbv( &op->o_req_ndn, &ndn ); 2331 slap_sl_free( ndn.bv_val, op->o_tmpmemctx ); 2332 slap_sl_free( dn.bv_val, op->o_tmpmemctx ); 2333 freeReqDn = 1; 2334 } else if ( !ber_bvstrcasecmp( &bv, &ls->ls_req ) ) { 2335 int i = verb_to_mask( bvals[0].bv_val, modops ); 2336 if ( i < 0 ) { 2337 Debug( LDAP_DEBUG_ANY, 2338 "syncrepl_message_to_op: %s unknown op %s", 2339 si->si_ridtxt, bvals[0].bv_val, 0 ); 2340 ch_free( bvals ); 2341 rc = -1; 2342 goto done; 2343 } 2344 op->o_tag = modops[i].mask; 2345 } else if ( !ber_bvstrcasecmp( &bv, &ls->ls_mod ) ) { 2346 /* Parse attribute into modlist */ 2347 if ( si->si_syncdata == SYNCDATA_ACCESSLOG ) { 2348 rc = syncrepl_accesslog_mods( si, bvals, &modlist ); 2349 } else { 2350 rc = syncrepl_changelog_mods( si, bvals, &modlist ); 2351 } 2352 if ( rc ) goto done; 2353 } else if ( !ber_bvstrcasecmp( &bv, &ls->ls_newRdn ) ) { 2354 rdn = bvals[0]; 2355 } else if ( !ber_bvstrcasecmp( &bv, &ls->ls_delRdn ) ) { 2356 if ( !ber_bvstrcasecmp( &slap_true_bv, bvals ) ) { 2357 deleteOldRdn = 1; 2358 } 2359 } else if ( !ber_bvstrcasecmp( &bv, &ls->ls_newSup ) ) { 2360 sup = bvals[0]; 2361 } else if ( !ber_bvstrcasecmp( &bv, 2362 &slap_schema.si_ad_entryCSN->ad_cname ) ) 2363 { 2364 slap_queue_csn( op, bvals ); 2365 do_graduate = 1; 2366 } 2367 ch_free( bvals ); 2368 } 2369 2370 /* If we didn't get a mod type or a target DN, bail out */ 2371 if ( op->o_tag == LBER_DEFAULT || BER_BVISNULL( &dn ) ) { 2372 rc = -1; 2373 goto done; 2374 } 2375 2376 op->o_callback = &cb; 2377 slap_op_time( &op->o_time, &op->o_tincr ); 2378 2379 switch( op->o_tag ) { 2380 case LDAP_REQ_ADD: 2381 case LDAP_REQ_MODIFY: 2382 /* If we didn't get required data, bail */ 2383 if ( !modlist ) goto done; 2384 2385 rc = slap_mods_check( op, modlist, &text, txtbuf, textlen, NULL ); 2386 2387 if ( rc != LDAP_SUCCESS ) { 2388 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_op: %s " 2389 "mods check (%s)\n", 2390 si->si_ridtxt, text, 0 ); 2391 goto done; 2392 } 2393 2394 if ( op->o_tag == LDAP_REQ_ADD ) { 2395 Entry *e = entry_alloc(); 2396 op->ora_e = e; 2397 op->ora_e->e_name = op->o_req_dn; 2398 op->ora_e->e_nname = op->o_req_ndn; 2399 freeReqDn = 0; 2400 rc = slap_mods2entry( modlist, &op->ora_e, 1, 0, &text, txtbuf, textlen); 2401 if( rc != LDAP_SUCCESS ) { 2402 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_op: %s " 2403 "mods2entry (%s)\n", 2404 si->si_ridtxt, text, 0 ); 2405 } else { 2406 rc = op->o_bd->be_add( op, &rs ); 2407 Debug( LDAP_DEBUG_SYNC, 2408 "syncrepl_message_to_op: %s be_add %s (%d)\n", 2409 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 2410 do_graduate = 0; 2411 } 2412 if ( e == op->ora_e ) 2413 be_entry_release_w( op, op->ora_e ); 2414 } else { 2415 OpExtraSync oes; 2416 op->orm_modlist = modlist; 2417 op->o_bd = si->si_wbe; 2418 /* delta-mmr needs additional checks in syncrepl_op_modify */ 2419 if ( SLAP_MULTIMASTER( op->o_bd )) { 2420 oes.oe.oe_key = (void *)syncrepl_message_to_op; 2421 oes.oe_si = si; 2422 LDAP_SLIST_INSERT_HEAD( &op->o_extra, &oes.oe, oe_next ); 2423 } 2424 rc = op->o_bd->be_modify( op, &rs ); 2425 if ( SLAP_MULTIMASTER( op->o_bd )) { 2426 LDAP_SLIST_REMOVE( &op->o_extra, &oes.oe, OpExtra, oe_next ); 2427 BER_BVZERO( &op->o_csn ); 2428 } 2429 modlist = op->orm_modlist; 2430 Debug( rc ? LDAP_DEBUG_ANY : LDAP_DEBUG_SYNC, 2431 "syncrepl_message_to_op: %s be_modify %s (%d)\n", 2432 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 2433 op->o_bd = si->si_be; 2434 do_graduate = 0; 2435 } 2436 break; 2437 case LDAP_REQ_MODRDN: 2438 if ( BER_BVISNULL( &rdn ) ) goto done; 2439 2440 if ( rdnPretty( NULL, &rdn, &prdn, NULL ) ) { 2441 goto done; 2442 } 2443 if ( rdnNormalize( 0, NULL, NULL, &rdn, &nrdn, NULL ) ) { 2444 goto done; 2445 } 2446 if ( !BER_BVISNULL( &sup ) ) { 2447 REWRITE_DN( si, sup, bv2, psup, nsup ); 2448 if ( rc ) 2449 goto done; 2450 op->orr_newSup = &psup; 2451 op->orr_nnewSup = ⊅ 2452 } else { 2453 op->orr_newSup = NULL; 2454 op->orr_nnewSup = NULL; 2455 } 2456 op->orr_newrdn = prdn; 2457 op->orr_nnewrdn = nrdn; 2458 op->orr_deleteoldrdn = deleteOldRdn; 2459 op->orr_modlist = NULL; 2460 if ( slap_modrdn2mods( op, &rs ) ) { 2461 goto done; 2462 } 2463 2464 /* Append modlist for operational attrs */ 2465 { 2466 Modifications *m; 2467 2468 for ( m = op->orr_modlist; m->sml_next; m = m->sml_next ) 2469 ; 2470 m->sml_next = modlist; 2471 modlist = NULL; 2472 } 2473 rc = op->o_bd->be_modrdn( op, &rs ); 2474 slap_mods_free( op->orr_modlist, 1 ); 2475 Debug( rc ? LDAP_DEBUG_ANY : LDAP_DEBUG_SYNC, 2476 "syncrepl_message_to_op: %s be_modrdn %s (%d)\n", 2477 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 2478 do_graduate = 0; 2479 break; 2480 case LDAP_REQ_DELETE: 2481 rc = op->o_bd->be_delete( op, &rs ); 2482 Debug( rc ? LDAP_DEBUG_ANY : LDAP_DEBUG_SYNC, 2483 "syncrepl_message_to_op: %s be_delete %s (%d)\n", 2484 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 2485 do_graduate = 0; 2486 break; 2487 } 2488done: 2489 if ( do_graduate ) 2490 slap_graduate_commit_csn( op ); 2491 op->o_bd = si->si_be; 2492 op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx ); 2493 BER_BVZERO( &op->o_csn ); 2494 if ( modlist ) { 2495 slap_mods_free( modlist, op->o_tag != LDAP_REQ_ADD ); 2496 } 2497 if ( !BER_BVISNULL( &rdn ) ) { 2498 if ( !BER_BVISNULL( &nsup ) ) { 2499 ch_free( nsup.bv_val ); 2500 } 2501 if ( !BER_BVISNULL( &psup ) ) { 2502 ch_free( psup.bv_val ); 2503 } 2504 if ( !BER_BVISNULL( &nrdn ) ) { 2505 ch_free( nrdn.bv_val ); 2506 } 2507 if ( !BER_BVISNULL( &prdn ) ) { 2508 ch_free( prdn.bv_val ); 2509 } 2510 } 2511 if ( freeReqDn ) { 2512 ch_free( op->o_req_ndn.bv_val ); 2513 ch_free( op->o_req_dn.bv_val ); 2514 } 2515 ber_free( ber, 0 ); 2516 return rc; 2517} 2518 2519static int 2520syncrepl_message_to_entry( 2521 syncinfo_t *si, 2522 Operation *op, 2523 LDAPMessage *msg, 2524 Modifications **modlist, 2525 Entry **entry, 2526 int syncstate, 2527 struct berval *syncUUID 2528) 2529{ 2530 Entry *e = NULL; 2531 BerElement *ber = NULL; 2532 Modifications tmp; 2533 Modifications *mod; 2534 Modifications **modtail = modlist; 2535 2536 const char *text; 2537 char txtbuf[SLAP_TEXT_BUFLEN]; 2538 size_t textlen = sizeof txtbuf; 2539 2540 struct berval bdn = BER_BVNULL, dn, ndn, bv2; 2541 int rc, is_ctx; 2542 2543 *modlist = NULL; 2544 2545 if ( ldap_msgtype( msg ) != LDAP_RES_SEARCH_ENTRY ) { 2546 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: %s " 2547 "Message type should be entry (%d)", 2548 si->si_ridtxt, ldap_msgtype( msg ), 0 ); 2549 return -1; 2550 } 2551 2552 op->o_tag = LDAP_REQ_ADD; 2553 2554 rc = ldap_get_dn_ber( si->si_ld, msg, &ber, &bdn ); 2555 if ( rc != LDAP_SUCCESS ) { 2556 Debug( LDAP_DEBUG_ANY, 2557 "syncrepl_message_to_entry: %s dn get failed (%d)", 2558 si->si_ridtxt, rc, 0 ); 2559 return rc; 2560 } 2561 2562 if ( BER_BVISEMPTY( &bdn ) && !BER_BVISEMPTY( &op->o_bd->be_nsuffix[0] ) ) { 2563 Debug( LDAP_DEBUG_ANY, 2564 "syncrepl_message_to_entry: %s got empty dn", 2565 si->si_ridtxt, 0, 0 ); 2566 return LDAP_OTHER; 2567 } 2568 2569 /* syncUUID[0] is normalized UUID received over the wire 2570 * syncUUID[1] is denormalized UUID, generated here 2571 */ 2572 (void)slap_uuidstr_from_normalized( &syncUUID[1], &syncUUID[0], op->o_tmpmemctx ); 2573 Debug( LDAP_DEBUG_SYNC, 2574 "syncrepl_message_to_entry: %s DN: %s, UUID: %s\n", 2575 si->si_ridtxt, bdn.bv_val, syncUUID[1].bv_val ); 2576 2577 if ( syncstate == LDAP_SYNC_PRESENT || syncstate == LDAP_SYNC_DELETE ) { 2578 /* NOTE: this could be done even before decoding the DN, 2579 * although encoding errors wouldn't be detected */ 2580 rc = LDAP_SUCCESS; 2581 goto done; 2582 } 2583 2584 if ( entry == NULL ) { 2585 return -1; 2586 } 2587 2588 REWRITE_DN( si, bdn, bv2, dn, ndn ); 2589 if ( rc != LDAP_SUCCESS ) { 2590 /* One of the things that could happen is that the schema 2591 * is not lined-up; this could result in unknown attributes. 2592 * A value non conformant to the syntax should be unlikely, 2593 * except when replicating between different versions 2594 * of the software, or when syntax validation bugs are fixed 2595 */ 2596 Debug( LDAP_DEBUG_ANY, 2597 "syncrepl_message_to_entry: " 2598 "%s dn \"%s\" normalization failed (%d)", 2599 si->si_ridtxt, bdn.bv_val, rc ); 2600 return rc; 2601 } 2602 2603 ber_dupbv( &op->o_req_dn, &dn ); 2604 ber_dupbv( &op->o_req_ndn, &ndn ); 2605 slap_sl_free( ndn.bv_val, op->o_tmpmemctx ); 2606 slap_sl_free( dn.bv_val, op->o_tmpmemctx ); 2607 2608 is_ctx = dn_match( &op->o_req_ndn, &op->o_bd->be_nsuffix[0] ); 2609 2610 e = entry_alloc(); 2611 e->e_name = op->o_req_dn; 2612 e->e_nname = op->o_req_ndn; 2613 2614 while ( ber_remaining( ber ) ) { 2615 if ( (ber_scanf( ber, "{mW}", &tmp.sml_type, &tmp.sml_values ) == 2616 LBER_ERROR ) || BER_BVISNULL( &tmp.sml_type ) ) 2617 { 2618 break; 2619 } 2620 2621 /* Drop all updates to the contextCSN of the context entry 2622 * (ITS#4622, etc.) 2623 */ 2624 if ( is_ctx && !strcasecmp( tmp.sml_type.bv_val, 2625 slap_schema.si_ad_contextCSN->ad_cname.bv_val )) { 2626 ber_bvarray_free( tmp.sml_values ); 2627 continue; 2628 } 2629 2630 mod = (Modifications *) ch_malloc( sizeof( Modifications ) ); 2631 2632 mod->sml_op = LDAP_MOD_REPLACE; 2633 mod->sml_flags = 0; 2634 mod->sml_next = NULL; 2635 mod->sml_desc = NULL; 2636 mod->sml_type = tmp.sml_type; 2637 mod->sml_values = tmp.sml_values; 2638 mod->sml_nvalues = NULL; 2639 mod->sml_numvals = 0; /* slap_mods_check will set this */ 2640 2641#ifdef ENABLE_REWRITE 2642 if (si->si_rewrite) { 2643 AttributeDescription *ad = NULL; 2644 slap_bv2ad( &tmp.sml_type, &ad, &text ); 2645 if ( ad ) { 2646 mod->sml_desc = ad; 2647 mod->sml_type = ad->ad_cname; 2648 if ( ad->ad_type->sat_syntax == slap_schema.si_syn_distinguishedName ) { 2649 int i; 2650 for ( i = 0; tmp.sml_values[i].bv_val; i++ ) { 2651 syncrepl_rewrite_dn( si, &tmp.sml_values[i], &bv2); 2652 if ( !BER_BVISNULL( &bv2 )) { 2653 ber_memfree( tmp.sml_values[i].bv_val ); 2654 tmp.sml_values[i] = bv2; 2655 } 2656 } 2657 } 2658 } 2659 } 2660#endif 2661 *modtail = mod; 2662 modtail = &mod->sml_next; 2663 } 2664 2665 if ( *modlist == NULL ) { 2666 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: %s no attributes\n", 2667 si->si_ridtxt, 0, 0 ); 2668 rc = -1; 2669 goto done; 2670 } 2671 2672 rc = slap_mods_check( op, *modlist, &text, txtbuf, textlen, NULL ); 2673 2674 if ( rc != LDAP_SUCCESS ) { 2675 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: %s mods check (%s)\n", 2676 si->si_ridtxt, text, 0 ); 2677 goto done; 2678 } 2679 2680 /* Strip out dynamically generated attrs */ 2681 for ( modtail = modlist; *modtail ; ) { 2682 mod = *modtail; 2683 if ( mod->sml_desc->ad_type->sat_flags & SLAP_AT_DYNAMIC ) { 2684 *modtail = mod->sml_next; 2685 slap_mod_free( &mod->sml_mod, 0 ); 2686 ch_free( mod ); 2687 } else { 2688 modtail = &mod->sml_next; 2689 } 2690 } 2691 2692 /* Strip out attrs in exattrs list */ 2693 for ( modtail = modlist; *modtail ; ) { 2694 mod = *modtail; 2695 if ( ldap_charray_inlist( si->si_exattrs, 2696 mod->sml_desc->ad_type->sat_cname.bv_val ) ) 2697 { 2698 *modtail = mod->sml_next; 2699 slap_mod_free( &mod->sml_mod, 0 ); 2700 ch_free( mod ); 2701 } else { 2702 modtail = &mod->sml_next; 2703 } 2704 } 2705 2706 rc = slap_mods2entry( *modlist, &e, 1, 1, &text, txtbuf, textlen); 2707 if( rc != LDAP_SUCCESS ) { 2708 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: %s mods2entry (%s)\n", 2709 si->si_ridtxt, text, 0 ); 2710 } 2711 2712done: 2713 ber_free( ber, 0 ); 2714 if ( rc != LDAP_SUCCESS ) { 2715 if ( e ) { 2716 entry_free( e ); 2717 e = NULL; 2718 } 2719 } 2720 if ( entry ) 2721 *entry = e; 2722 2723 return rc; 2724} 2725 2726static struct berval generic_filterstr = BER_BVC("(objectclass=*)"); 2727 2728/* During a refresh, we may get an LDAP_SYNC_ADD for an already existing 2729 * entry if a previous refresh was interrupted before sending us a new 2730 * context state. We try to compare the new entry to the existing entry 2731 * and ignore the new entry if they are the same. 2732 * 2733 * Also, we may get an update where the entryDN has changed, due to 2734 * a ModDn on the provider. We detect this as well, so we can issue 2735 * the corresponding operation locally. 2736 * 2737 * In the case of a modify, we get a list of all the attributes 2738 * in the original entry. Rather than deleting the entry and re-adding it, 2739 * we issue a Modify request that deletes all the attributes and adds all 2740 * the new ones. This avoids the issue of trying to delete/add a non-leaf 2741 * entry. 2742 * 2743 * We otherwise distinguish ModDN from Modify; in the case of 2744 * a ModDN we just use the CSN, modifyTimestamp and modifiersName 2745 * operational attributes from the entry, and do a regular ModDN. 2746 */ 2747typedef struct dninfo { 2748 Entry *new_entry; 2749 struct berval dn; 2750 struct berval ndn; 2751 struct berval nnewSup; 2752 int renamed; /* Was an existing entry renamed? */ 2753 int delOldRDN; /* Was old RDN deleted? */ 2754 Modifications **modlist; /* the modlist we received */ 2755 Modifications *mods; /* the modlist we compared */ 2756 int oldNcount; /* #values of old naming attr */ 2757 AttributeDescription *oldDesc; /* for renames */ 2758 AttributeDescription *newDesc; /* for renames */ 2759} dninfo; 2760 2761/* return 1 if inserted, 0 otherwise */ 2762static int 2763avl_presentlist_insert( 2764 syncinfo_t* si, 2765 struct berval *syncUUID ) 2766{ 2767 struct berval *syncuuid_bv = ch_malloc( sizeof( struct berval ) + syncUUID->bv_len + 1 ); 2768 2769 syncuuid_bv->bv_len = syncUUID->bv_len; 2770 syncuuid_bv->bv_val = (char *)&syncuuid_bv[1]; 2771 AC_MEMCPY( syncuuid_bv->bv_val, syncUUID->bv_val, syncUUID->bv_len ); 2772 syncuuid_bv->bv_val[ syncuuid_bv->bv_len ] = '\0'; 2773 2774 if ( avl_insert( &si->si_presentlist, (caddr_t) syncuuid_bv, 2775 syncuuid_cmp, avl_dup_error ) ) 2776 { 2777 ch_free( syncuuid_bv ); 2778 return 0; 2779 } 2780 2781 return 1; 2782} 2783 2784static int 2785syncrepl_entry( 2786 syncinfo_t* si, 2787 Operation *op, 2788 Entry* entry, 2789 Modifications** modlist, 2790 int syncstate, 2791 struct berval* syncUUID, 2792 struct berval* syncCSN ) 2793{ 2794 Backend *be = op->o_bd; 2795 slap_callback cb = { NULL, NULL, NULL, NULL }; 2796 int syncuuid_inserted = 0; 2797 2798 SlapReply rs_search = {REP_RESULT}; 2799 Filter f = {0}; 2800 AttributeAssertion ava = ATTRIBUTEASSERTION_INIT; 2801 int rc = LDAP_SUCCESS; 2802 2803 struct berval pdn = BER_BVNULL; 2804 dninfo dni = {0}; 2805 int retry = 1; 2806 int freecsn = 1; 2807 2808 Debug( LDAP_DEBUG_SYNC, 2809 "syncrepl_entry: %s LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_%s)\n", 2810 si->si_ridtxt, syncrepl_state2str( syncstate ), 0 ); 2811 2812 if (( syncstate == LDAP_SYNC_PRESENT || syncstate == LDAP_SYNC_ADD ) ) { 2813 if ( !si->si_refreshPresent && !si->si_refreshDone ) { 2814 syncuuid_inserted = avl_presentlist_insert( si, syncUUID ); 2815 } 2816 } 2817 2818 if ( syncstate == LDAP_SYNC_PRESENT ) { 2819 return 0; 2820 } else if ( syncstate != LDAP_SYNC_DELETE ) { 2821 if ( entry == NULL ) { 2822 return 0; 2823 } 2824 } 2825 2826 if ( syncstate != LDAP_SYNC_DELETE ) { 2827 Attribute *a = attr_find( entry->e_attrs, slap_schema.si_ad_entryUUID ); 2828 2829 if ( a == NULL ) { 2830 /* add if missing */ 2831 attr_merge_one( entry, slap_schema.si_ad_entryUUID, 2832 &syncUUID[1], syncUUID ); 2833 2834 } else if ( !bvmatch( &a->a_nvals[0], syncUUID ) ) { 2835 /* replace only if necessary */ 2836 if ( a->a_nvals != a->a_vals ) { 2837 ber_memfree( a->a_nvals[0].bv_val ); 2838 ber_dupbv( &a->a_nvals[0], syncUUID ); 2839 } 2840 ber_memfree( a->a_vals[0].bv_val ); 2841 ber_dupbv( &a->a_vals[0], &syncUUID[1] ); 2842 } 2843 } 2844 2845 f.f_choice = LDAP_FILTER_EQUALITY; 2846 f.f_ava = &ava; 2847 ava.aa_desc = slap_schema.si_ad_entryUUID; 2848 ava.aa_value = *syncUUID; 2849 2850 if ( syncuuid_inserted ) { 2851 Debug( LDAP_DEBUG_SYNC, "syncrepl_entry: %s inserted UUID %s\n", 2852 si->si_ridtxt, syncUUID[1].bv_val, 0 ); 2853 } 2854 op->ors_filter = &f; 2855 2856 op->ors_filterstr.bv_len = STRLENOF( "(entryUUID=)" ) + syncUUID[1].bv_len; 2857 op->ors_filterstr.bv_val = (char *) slap_sl_malloc( 2858 op->ors_filterstr.bv_len + 1, op->o_tmpmemctx ); 2859 AC_MEMCPY( op->ors_filterstr.bv_val, "(entryUUID=", STRLENOF( "(entryUUID=" ) ); 2860 AC_MEMCPY( &op->ors_filterstr.bv_val[STRLENOF( "(entryUUID=" )], 2861 syncUUID[1].bv_val, syncUUID[1].bv_len ); 2862 op->ors_filterstr.bv_val[op->ors_filterstr.bv_len - 1] = ')'; 2863 op->ors_filterstr.bv_val[op->ors_filterstr.bv_len] = '\0'; 2864 2865 op->o_tag = LDAP_REQ_SEARCH; 2866 op->ors_scope = LDAP_SCOPE_SUBTREE; 2867 op->ors_deref = LDAP_DEREF_NEVER; 2868 2869 /* get the entry for this UUID */ 2870#ifdef ENABLE_REWRITE 2871 if ( si->si_rewrite ) { 2872 op->o_req_dn = si->si_suffixm; 2873 op->o_req_ndn = si->si_suffixm; 2874 } else 2875#endif 2876 { 2877 op->o_req_dn = si->si_base; 2878 op->o_req_ndn = si->si_base; 2879 } 2880 2881 op->o_time = slap_get_time(); 2882 op->ors_tlimit = SLAP_NO_LIMIT; 2883 op->ors_slimit = 1; 2884 op->ors_limit = NULL; 2885 2886 op->ors_attrs = slap_anlist_all_attributes; 2887 op->ors_attrsonly = 0; 2888 2889 /* set callback function */ 2890 op->o_callback = &cb; 2891 cb.sc_response = dn_callback; 2892 cb.sc_private = &dni; 2893 dni.new_entry = entry; 2894 dni.modlist = modlist; 2895 2896 rc = be->be_search( op, &rs_search ); 2897 Debug( LDAP_DEBUG_SYNC, 2898 "syncrepl_entry: %s be_search (%d)\n", 2899 si->si_ridtxt, rc, 0 ); 2900 2901 if ( !BER_BVISNULL( &op->ors_filterstr ) ) { 2902 slap_sl_free( op->ors_filterstr.bv_val, op->o_tmpmemctx ); 2903 } 2904 2905 cb.sc_response = null_callback; 2906 cb.sc_private = si; 2907 2908 if ( entry && !BER_BVISNULL( &entry->e_name ) ) { 2909 Debug( LDAP_DEBUG_SYNC, 2910 "syncrepl_entry: %s %s\n", 2911 si->si_ridtxt, entry->e_name.bv_val, 0 ); 2912 } else { 2913 Debug( LDAP_DEBUG_SYNC, 2914 "syncrepl_entry: %s %s\n", 2915 si->si_ridtxt, dni.dn.bv_val ? dni.dn.bv_val : "(null)", 0 ); 2916 } 2917 2918 assert( BER_BVISNULL( &op->o_csn ) ); 2919 if ( syncCSN ) { 2920 slap_queue_csn( op, syncCSN ); 2921 } 2922 2923 slap_op_time( &op->o_time, &op->o_tincr ); 2924 switch ( syncstate ) { 2925 case LDAP_SYNC_ADD: 2926 case LDAP_SYNC_MODIFY: 2927 if ( BER_BVISNULL( &op->o_csn )) 2928 { 2929 2930 Attribute *a = attr_find( entry->e_attrs, slap_schema.si_ad_entryCSN ); 2931 if ( a ) { 2932 /* FIXME: op->o_csn is assumed to be 2933 * on the thread's slab; this needs 2934 * to be cleared ASAP. 2935 */ 2936 op->o_csn = a->a_vals[0]; 2937 freecsn = 0; 2938 } 2939 } 2940retry_add:; 2941 if ( BER_BVISNULL( &dni.dn ) ) { 2942 SlapReply rs_add = {REP_RESULT}; 2943 2944 op->o_req_dn = entry->e_name; 2945 op->o_req_ndn = entry->e_nname; 2946 op->o_tag = LDAP_REQ_ADD; 2947 op->ora_e = entry; 2948 op->o_bd = si->si_wbe; 2949 2950 rc = op->o_bd->be_add( op, &rs_add ); 2951 Debug( LDAP_DEBUG_SYNC, 2952 "syncrepl_entry: %s be_add %s (%d)\n", 2953 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 2954 switch ( rs_add.sr_err ) { 2955 case LDAP_SUCCESS: 2956 if ( op->ora_e == entry ) { 2957 be_entry_release_w( op, entry ); 2958 } 2959 entry = NULL; 2960 break; 2961 2962 case LDAP_REFERRAL: 2963 /* we assume that LDAP_NO_SUCH_OBJECT is returned 2964 * only if the suffix entry is not present. 2965 * This should not happen during Persist phase. 2966 */ 2967 case LDAP_NO_SUCH_OBJECT: 2968 if ( abs(si->si_type) == LDAP_SYNC_REFRESH_AND_PERSIST && 2969 si->si_refreshDone ) { 2970 /* Something's wrong, start over */ 2971 ber_bvarray_free( si->si_syncCookie.ctxcsn ); 2972 si->si_syncCookie.ctxcsn = NULL; 2973 ldap_pvt_thread_mutex_lock( &si->si_cookieState->cs_mutex ); 2974 ber_bvarray_free( si->si_cookieState->cs_vals ); 2975 ch_free( si->si_cookieState->cs_sids ); 2976 si->si_cookieState->cs_vals = NULL; 2977 si->si_cookieState->cs_sids = 0; 2978 si->si_cookieState->cs_num = 0; 2979 ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex ); 2980 return LDAP_NO_SUCH_OBJECT; 2981 } 2982 rc = syncrepl_add_glue( op, entry ); 2983 entry = NULL; 2984 break; 2985 2986 /* if an entry was added via syncrepl_add_glue(), 2987 * it likely has no entryUUID, so the previous 2988 * be_search() doesn't find it. In this case, 2989 * give syncrepl a chance to modify it. Also 2990 * allow for entries that were recreated with the 2991 * same DN but a different entryUUID. 2992 */ 2993 case LDAP_ALREADY_EXISTS: 2994 if ( retry ) { 2995 Operation op2 = *op; 2996 SlapReply rs2 = { REP_RESULT }; 2997 slap_callback cb2 = { 0 }; 2998 2999 op2.o_bd = be; 3000 op2.o_tag = LDAP_REQ_SEARCH; 3001 op2.o_req_dn = entry->e_name; 3002 op2.o_req_ndn = entry->e_nname; 3003 op2.ors_scope = LDAP_SCOPE_BASE; 3004 op2.ors_deref = LDAP_DEREF_NEVER; 3005 op2.ors_attrs = slap_anlist_all_attributes; 3006 op2.ors_attrsonly = 0; 3007 op2.ors_limit = NULL; 3008 op2.ors_slimit = 1; 3009 op2.ors_tlimit = SLAP_NO_LIMIT; 3010 3011 f.f_choice = LDAP_FILTER_PRESENT; 3012 f.f_desc = slap_schema.si_ad_objectClass; 3013 op2.ors_filter = &f; 3014 op2.ors_filterstr = generic_filterstr; 3015 3016 op2.o_callback = &cb2; 3017 cb2.sc_response = dn_callback; 3018 cb2.sc_private = &dni; 3019 3020 rc = be->be_search( &op2, &rs2 ); 3021 if ( rc ) goto done; 3022 3023 retry = 0; 3024 slap_op_time( &op->o_time, &op->o_tincr ); 3025 goto retry_add; 3026 } 3027 /* FALLTHRU */ 3028 3029 default: 3030 Debug( LDAP_DEBUG_ANY, 3031 "syncrepl_entry: %s be_add %s failed (%d)\n", 3032 si->si_ridtxt, op->o_req_dn.bv_val, rs_add.sr_err ); 3033 break; 3034 } 3035 syncCSN = NULL; 3036 op->o_bd = be; 3037 goto done; 3038 } 3039 /* FALLTHRU */ 3040 op->o_req_dn = dni.dn; 3041 op->o_req_ndn = dni.ndn; 3042 if ( dni.renamed ) { 3043 struct berval noldp, newp; 3044 Modifications *mod, **modtail, **ml, *m2; 3045 int i, got_replace = 0, just_rename = 0; 3046 SlapReply rs_modify = {REP_RESULT}; 3047 3048 op->o_tag = LDAP_REQ_MODRDN; 3049 dnRdn( &entry->e_name, &op->orr_newrdn ); 3050 dnRdn( &entry->e_nname, &op->orr_nnewrdn ); 3051 3052 if ( !BER_BVISNULL( &dni.nnewSup )) { 3053 dnParent( &entry->e_name, &newp ); 3054 op->orr_newSup = &newp; 3055 op->orr_nnewSup = &dni.nnewSup; 3056 } else { 3057 op->orr_newSup = NULL; 3058 op->orr_nnewSup = NULL; 3059 } 3060 op->orr_deleteoldrdn = dni.delOldRDN; 3061 op->orr_modlist = NULL; 3062 if ( ( rc = slap_modrdn2mods( op, &rs_modify ) ) ) { 3063 goto done; 3064 } 3065 3066 /* Drop the RDN-related mods from this op, because their 3067 * equivalents were just setup by slap_modrdn2mods. 3068 * 3069 * If delOldRDN is TRUE then we should see a delete modop 3070 * for oldDesc. We might see a replace instead. 3071 * delete with no values: therefore newDesc != oldDesc. 3072 * if oldNcount == 1, then Drop this op. 3073 * delete with 1 value: can only be the oldRDN value. Drop op. 3074 * delete with N values: Drop oldRDN value, keep remainder. 3075 * replace with 1 value: if oldNcount == 1 and 3076 * newDesc == oldDesc, Drop this op. 3077 * Any other cases must be left intact. 3078 * 3079 * We should also see an add modop for newDesc. (But not if 3080 * we got a replace modop due to delOldRDN.) If it has 3081 * multiple values, we'll have to drop the new RDN value. 3082 */ 3083 modtail = &op->orr_modlist; 3084 if ( dni.delOldRDN ) { 3085 for ( ml = &dni.mods; *ml; ml = &(*ml)->sml_next ) { 3086 if ( (*ml)->sml_desc == dni.oldDesc ) { 3087 mod = *ml; 3088 if ( mod->sml_op == LDAP_MOD_REPLACE && 3089 dni.oldDesc != dni.newDesc ) { 3090 /* This Replace is due to other Mods. 3091 * Just let it ride. 3092 */ 3093 continue; 3094 } 3095 if ( mod->sml_numvals <= 1 && 3096 dni.oldNcount == 1 && 3097 ( mod->sml_op == LDAP_MOD_DELETE || 3098 mod->sml_op == LDAP_MOD_REPLACE )) { 3099 if ( mod->sml_op == LDAP_MOD_REPLACE ) 3100 got_replace = 1; 3101 /* Drop this op */ 3102 *ml = mod->sml_next; 3103 mod->sml_next = NULL; 3104 slap_mods_free( mod, 1 ); 3105 break; 3106 } 3107 if ( mod->sml_op != LDAP_MOD_DELETE || mod->sml_numvals == 0 ) 3108 continue; 3109 for ( m2 = op->orr_modlist; m2; m2=m2->sml_next ) { 3110 if ( m2->sml_desc == dni.oldDesc && 3111 m2->sml_op == LDAP_MOD_DELETE ) break; 3112 } 3113 for ( i=0; i<mod->sml_numvals; i++ ) { 3114 if ( bvmatch( &mod->sml_values[i], &m2->sml_values[0] )) { 3115 mod->sml_numvals--; 3116 ch_free( mod->sml_values[i].bv_val ); 3117 mod->sml_values[i] = mod->sml_values[mod->sml_numvals]; 3118 BER_BVZERO( &mod->sml_values[mod->sml_numvals] ); 3119 if ( mod->sml_nvalues ) { 3120 ch_free( mod->sml_nvalues[i].bv_val ); 3121 mod->sml_nvalues[i] = mod->sml_nvalues[mod->sml_numvals]; 3122 BER_BVZERO( &mod->sml_nvalues[mod->sml_numvals] ); 3123 } 3124 break; 3125 } 3126 } 3127 if ( !mod->sml_numvals ) { 3128 /* Drop this op */ 3129 *ml = mod->sml_next; 3130 mod->sml_next = NULL; 3131 slap_mods_free( mod, 1 ); 3132 } 3133 break; 3134 } 3135 } 3136 } 3137 if ( !got_replace ) { 3138 for ( ml = &dni.mods; *ml; ml = &(*ml)->sml_next ) { 3139 if ( (*ml)->sml_desc == dni.newDesc ) { 3140 mod = *ml; 3141 if ( mod->sml_op != LDAP_MOD_ADD ) 3142 continue; 3143 if ( mod->sml_numvals == 1 ) { 3144 /* Drop this op */ 3145 *ml = mod->sml_next; 3146 mod->sml_next = NULL; 3147 slap_mods_free( mod, 1 ); 3148 break; 3149 } 3150 for ( m2 = op->orr_modlist; m2; m2=m2->sml_next ) { 3151 if ( m2->sml_desc == dni.oldDesc && 3152 m2->sml_op == SLAP_MOD_SOFTADD ) break; 3153 } 3154 for ( i=0; i<mod->sml_numvals; i++ ) { 3155 if ( bvmatch( &mod->sml_values[i], &m2->sml_values[0] )) { 3156 mod->sml_numvals--; 3157 ch_free( mod->sml_values[i].bv_val ); 3158 mod->sml_values[i] = mod->sml_values[mod->sml_numvals]; 3159 BER_BVZERO( &mod->sml_values[mod->sml_numvals] ); 3160 if ( mod->sml_nvalues ) { 3161 ch_free( mod->sml_nvalues[i].bv_val ); 3162 mod->sml_nvalues[i] = mod->sml_nvalues[mod->sml_numvals]; 3163 BER_BVZERO( &mod->sml_nvalues[mod->sml_numvals] ); 3164 } 3165 break; 3166 } 3167 } 3168 break; 3169 } 3170 } 3171 } 3172 3173 /* RDNs must be NUL-terminated for back-ldap */ 3174 noldp = op->orr_newrdn; 3175 ber_dupbv_x( &op->orr_newrdn, &noldp, op->o_tmpmemctx ); 3176 noldp = op->orr_nnewrdn; 3177 ber_dupbv_x( &op->orr_nnewrdn, &noldp, op->o_tmpmemctx ); 3178 3179 /* Setup opattrs too */ 3180 { 3181 static AttributeDescription *nullattr = NULL; 3182 static AttributeDescription **const opattrs[] = { 3183 &slap_schema.si_ad_entryCSN, 3184 &slap_schema.si_ad_modifiersName, 3185 &slap_schema.si_ad_modifyTimestamp, 3186 &nullattr 3187 }; 3188 AttributeDescription *opattr; 3189 int i; 3190 3191 modtail = &m2; 3192 /* pull mod off incoming modlist */ 3193 for ( i = 0; (opattr = *opattrs[i]) != NULL; i++ ) { 3194 for ( ml = &dni.mods; *ml; ml = &(*ml)->sml_next ) 3195 { 3196 if ( (*ml)->sml_desc == opattr ) { 3197 mod = *ml; 3198 *ml = mod->sml_next; 3199 mod->sml_next = NULL; 3200 *modtail = mod; 3201 modtail = &mod->sml_next; 3202 break; 3203 } 3204 } 3205 } 3206 /* If there are still Modifications left, put the opattrs 3207 * back, and let be_modify run. Otherwise, append the opattrs 3208 * to the orr_modlist. 3209 */ 3210 if ( dni.mods ) { 3211 mod = dni.mods; 3212 /* don't set a CSN for the rename op */ 3213 if ( syncCSN ) 3214 slap_graduate_commit_csn( op ); 3215 } else { 3216 mod = op->orr_modlist; 3217 just_rename = 1; 3218 } 3219 for ( ; mod->sml_next; mod=mod->sml_next ); 3220 mod->sml_next = m2; 3221 } 3222 op->o_bd = si->si_wbe; 3223retry_modrdn:; 3224 rs_reinit( &rs_modify, REP_RESULT ); 3225 rc = op->o_bd->be_modrdn( op, &rs_modify ); 3226 3227 /* NOTE: noSuchObject should result because the new superior 3228 * has not been added yet (ITS#6472) */ 3229 if ( rc == LDAP_NO_SUCH_OBJECT && op->orr_nnewSup != NULL ) { 3230 Operation op2 = *op; 3231 rc = syncrepl_add_glue_ancestors( &op2, entry ); 3232 if ( rc == LDAP_SUCCESS ) { 3233 goto retry_modrdn; 3234 } 3235 } 3236 3237 op->o_tmpfree( op->orr_nnewrdn.bv_val, op->o_tmpmemctx ); 3238 op->o_tmpfree( op->orr_newrdn.bv_val, op->o_tmpmemctx ); 3239 3240 slap_mods_free( op->orr_modlist, 1 ); 3241 Debug( LDAP_DEBUG_SYNC, 3242 "syncrepl_entry: %s be_modrdn %s (%d)\n", 3243 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 3244 op->o_bd = be; 3245 /* Renamed entries may still have other mods so just fallthru */ 3246 op->o_req_dn = entry->e_name; 3247 op->o_req_ndn = entry->e_nname; 3248 /* Use CSN on the modify */ 3249 if ( just_rename ) 3250 syncCSN = NULL; 3251 else if ( syncCSN ) 3252 slap_queue_csn( op, syncCSN ); 3253 } 3254 if ( dni.mods ) { 3255 SlapReply rs_modify = {REP_RESULT}; 3256 3257 op->o_tag = LDAP_REQ_MODIFY; 3258 op->orm_modlist = dni.mods; 3259 op->orm_no_opattrs = 1; 3260 op->o_bd = si->si_wbe; 3261 3262 rc = op->o_bd->be_modify( op, &rs_modify ); 3263 slap_mods_free( op->orm_modlist, 1 ); 3264 op->orm_no_opattrs = 0; 3265 Debug( LDAP_DEBUG_SYNC, 3266 "syncrepl_entry: %s be_modify %s (%d)\n", 3267 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 3268 if ( rs_modify.sr_err != LDAP_SUCCESS ) { 3269 Debug( LDAP_DEBUG_ANY, 3270 "syncrepl_entry: %s be_modify failed (%d)\n", 3271 si->si_ridtxt, rs_modify.sr_err, 0 ); 3272 } 3273 syncCSN = NULL; 3274 op->o_bd = be; 3275 } else if ( !dni.renamed ) { 3276 Debug( LDAP_DEBUG_SYNC, 3277 "syncrepl_entry: %s entry unchanged, ignored (%s)\n", 3278 si->si_ridtxt, op->o_req_dn.bv_val, 0 ); 3279 if ( syncCSN ) { 3280 slap_graduate_commit_csn( op ); 3281 syncCSN = NULL; 3282 } 3283 } 3284 goto done; 3285 case LDAP_SYNC_DELETE : 3286 if ( !BER_BVISNULL( &dni.dn ) ) { 3287 SlapReply rs_delete = {REP_RESULT}; 3288 op->o_req_dn = dni.dn; 3289 op->o_req_ndn = dni.ndn; 3290 op->o_tag = LDAP_REQ_DELETE; 3291 op->o_bd = si->si_wbe; 3292 if ( !syncCSN ) { 3293 slap_queue_csn( op, si->si_syncCookie.ctxcsn ); 3294 } 3295 rc = op->o_bd->be_delete( op, &rs_delete ); 3296 Debug( LDAP_DEBUG_SYNC, 3297 "syncrepl_entry: %s be_delete %s (%d)\n", 3298 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 3299 if ( rc == LDAP_NO_SUCH_OBJECT ) 3300 rc = LDAP_SUCCESS; 3301 3302 while ( rs_delete.sr_err == LDAP_SUCCESS 3303 && op->o_delete_glue_parent ) { 3304 op->o_delete_glue_parent = 0; 3305 if ( !be_issuffix( be, &op->o_req_ndn ) ) { 3306 slap_callback cb = { NULL }; 3307 cb.sc_response = slap_null_cb; 3308 dnParent( &op->o_req_ndn, &pdn ); 3309 op->o_req_dn = pdn; 3310 op->o_req_ndn = pdn; 3311 op->o_callback = &cb; 3312 rs_reinit( &rs_delete, REP_RESULT ); 3313 op->o_bd->be_delete( op, &rs_delete ); 3314 } else { 3315 break; 3316 } 3317 } 3318 syncCSN = NULL; 3319 op->o_bd = be; 3320 } 3321 goto done; 3322 3323 default : 3324 Debug( LDAP_DEBUG_ANY, 3325 "syncrepl_entry: %s unknown syncstate\n", si->si_ridtxt, 0, 0 ); 3326 goto done; 3327 } 3328 3329done: 3330 slap_sl_free( syncUUID[1].bv_val, op->o_tmpmemctx ); 3331 BER_BVZERO( &syncUUID[1] ); 3332 if ( !BER_BVISNULL( &dni.ndn ) ) { 3333 op->o_tmpfree( dni.ndn.bv_val, op->o_tmpmemctx ); 3334 } 3335 if ( !BER_BVISNULL( &dni.dn ) ) { 3336 op->o_tmpfree( dni.dn.bv_val, op->o_tmpmemctx ); 3337 } 3338 if ( entry ) { 3339 entry_free( entry ); 3340 } 3341 if ( syncCSN ) { 3342 slap_graduate_commit_csn( op ); 3343 } 3344 if ( !BER_BVISNULL( &op->o_csn ) && freecsn ) { 3345 op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx ); 3346 } 3347 BER_BVZERO( &op->o_csn ); 3348 return rc; 3349} 3350 3351static struct berval gcbva[] = { 3352 BER_BVC("top"), 3353 BER_BVC("glue"), 3354 BER_BVNULL 3355}; 3356 3357#define NP_DELETE_ONE 2 3358 3359static void 3360syncrepl_del_nonpresent( 3361 Operation *op, 3362 syncinfo_t *si, 3363 BerVarray uuids, 3364 struct sync_cookie *sc, 3365 int m ) 3366{ 3367 Backend* be = op->o_bd; 3368 slap_callback cb = { NULL }; 3369 struct nonpresent_entry *np_list, *np_prev; 3370 int rc; 3371 AttributeName an[2]; 3372 3373 struct berval pdn = BER_BVNULL; 3374 struct berval csn; 3375 3376#ifdef ENABLE_REWRITE 3377 if ( si->si_rewrite ) { 3378 op->o_req_dn = si->si_suffixm; 3379 op->o_req_ndn = si->si_suffixm; 3380 } else 3381#endif 3382 { 3383 op->o_req_dn = si->si_base; 3384 op->o_req_ndn = si->si_base; 3385 } 3386 3387 cb.sc_response = nonpresent_callback; 3388 cb.sc_private = si; 3389 3390 op->o_callback = &cb; 3391 op->o_tag = LDAP_REQ_SEARCH; 3392 op->ors_scope = si->si_scope; 3393 op->ors_deref = LDAP_DEREF_NEVER; 3394 op->o_time = slap_get_time(); 3395 op->ors_tlimit = SLAP_NO_LIMIT; 3396 3397 3398 if ( uuids ) { 3399 Filter uf; 3400 AttributeAssertion eq = ATTRIBUTEASSERTION_INIT; 3401 int i; 3402 3403 op->ors_attrsonly = 1; 3404 op->ors_attrs = slap_anlist_no_attrs; 3405 op->ors_limit = NULL; 3406 op->ors_filter = &uf; 3407 3408 uf.f_ava = &eq; 3409 uf.f_av_desc = slap_schema.si_ad_entryUUID; 3410 uf.f_next = NULL; 3411 uf.f_choice = LDAP_FILTER_EQUALITY; 3412 si->si_refreshDelete |= NP_DELETE_ONE; 3413 3414 for (i=0; uuids[i].bv_val; i++) { 3415 SlapReply rs_search = {REP_RESULT}; 3416 3417 op->ors_slimit = 1; 3418 uf.f_av_value = uuids[i]; 3419 filter2bv_x( op, op->ors_filter, &op->ors_filterstr ); 3420 rc = be->be_search( op, &rs_search ); 3421 op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx ); 3422 } 3423 si->si_refreshDelete ^= NP_DELETE_ONE; 3424 } else { 3425 Filter *cf, *of; 3426 Filter mmf[2]; 3427 AttributeAssertion mmaa; 3428 SlapReply rs_search = {REP_RESULT}; 3429 3430 memset( &an[0], 0, 2 * sizeof( AttributeName ) ); 3431 an[0].an_name = slap_schema.si_ad_entryUUID->ad_cname; 3432 an[0].an_desc = slap_schema.si_ad_entryUUID; 3433 op->ors_attrs = an; 3434 op->ors_slimit = SLAP_NO_LIMIT; 3435 op->ors_tlimit = SLAP_NO_LIMIT; 3436 op->ors_limit = NULL; 3437 op->ors_attrsonly = 0; 3438 op->ors_filter = filter_dup( si->si_filter, op->o_tmpmemctx ); 3439 /* In multimaster, updates can continue to arrive while 3440 * we're searching. Limit the search result to entries 3441 * older than our newest cookie CSN. 3442 */ 3443 if ( SLAP_MULTIMASTER( op->o_bd )) { 3444 Filter *f; 3445 int i; 3446 3447 f = mmf; 3448 f->f_choice = LDAP_FILTER_AND; 3449 f->f_next = op->ors_filter; 3450 f->f_and = f+1; 3451 of = f->f_and; 3452 f = of; 3453 f->f_choice = LDAP_FILTER_LE; 3454 f->f_ava = &mmaa; 3455 f->f_av_desc = slap_schema.si_ad_entryCSN; 3456 f->f_next = NULL; 3457 BER_BVZERO( &f->f_av_value ); 3458 for ( i=0; i<sc->numcsns; i++ ) { 3459 if ( ber_bvcmp( &sc->ctxcsn[i], &f->f_av_value ) > 0 ) 3460 f->f_av_value = sc->ctxcsn[i]; 3461 } 3462 of = op->ors_filter; 3463 op->ors_filter = mmf; 3464 filter2bv_x( op, op->ors_filter, &op->ors_filterstr ); 3465 } else { 3466 cf = NULL; 3467 op->ors_filterstr = si->si_filterstr; 3468 } 3469 op->o_nocaching = 1; 3470 3471 3472 rc = be->be_search( op, &rs_search ); 3473 if ( SLAP_MULTIMASTER( op->o_bd )) { 3474 op->ors_filter = of; 3475 } 3476 if ( op->ors_filter ) filter_free_x( op, op->ors_filter, 1 ); 3477 if ( op->ors_filterstr.bv_val != si->si_filterstr.bv_val ) { 3478 op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx ); 3479 } 3480 3481 } 3482 3483 op->o_nocaching = 0; 3484 3485 if ( !LDAP_LIST_EMPTY( &si->si_nonpresentlist ) ) { 3486 3487 if ( sc->ctxcsn && !BER_BVISNULL( &sc->ctxcsn[m] ) ) { 3488 csn = sc->ctxcsn[m]; 3489 } else { 3490 csn = si->si_syncCookie.ctxcsn[0]; 3491 } 3492 3493 op->o_bd = si->si_wbe; 3494 slap_queue_csn( op, &csn ); 3495 3496 np_list = LDAP_LIST_FIRST( &si->si_nonpresentlist ); 3497 while ( np_list != NULL ) { 3498 SlapReply rs_delete = {REP_RESULT}; 3499 3500 LDAP_LIST_REMOVE( np_list, npe_link ); 3501 np_prev = np_list; 3502 np_list = LDAP_LIST_NEXT( np_list, npe_link ); 3503 op->o_tag = LDAP_REQ_DELETE; 3504 op->o_callback = &cb; 3505 cb.sc_response = null_callback; 3506 cb.sc_private = si; 3507 op->o_req_dn = *np_prev->npe_name; 3508 op->o_req_ndn = *np_prev->npe_nname; 3509 rc = op->o_bd->be_delete( op, &rs_delete ); 3510 Debug( LDAP_DEBUG_SYNC, 3511 "syncrepl_del_nonpresent: %s be_delete %s (%d)\n", 3512 si->si_ridtxt, op->o_req_dn.bv_val, rc ); 3513 3514 if ( rs_delete.sr_err == LDAP_NOT_ALLOWED_ON_NONLEAF ) { 3515 SlapReply rs_modify = {REP_RESULT}; 3516 Modifications mod1, mod2; 3517 mod1.sml_op = LDAP_MOD_REPLACE; 3518 mod1.sml_flags = 0; 3519 mod1.sml_desc = slap_schema.si_ad_objectClass; 3520 mod1.sml_type = mod1.sml_desc->ad_cname; 3521 mod1.sml_numvals = 2; 3522 mod1.sml_values = &gcbva[0]; 3523 mod1.sml_nvalues = NULL; 3524 mod1.sml_next = &mod2; 3525 3526 mod2.sml_op = LDAP_MOD_REPLACE; 3527 mod2.sml_flags = 0; 3528 mod2.sml_desc = slap_schema.si_ad_structuralObjectClass; 3529 mod2.sml_type = mod2.sml_desc->ad_cname; 3530 mod2.sml_numvals = 1; 3531 mod2.sml_values = &gcbva[1]; 3532 mod2.sml_nvalues = NULL; 3533 mod2.sml_next = NULL; 3534 3535 op->o_tag = LDAP_REQ_MODIFY; 3536 op->orm_modlist = &mod1; 3537 3538 rc = op->o_bd->be_modify( op, &rs_modify ); 3539 if ( mod2.sml_next ) slap_mods_free( mod2.sml_next, 1 ); 3540 } 3541 3542 while ( rs_delete.sr_err == LDAP_SUCCESS && 3543 op->o_delete_glue_parent ) { 3544 op->o_delete_glue_parent = 0; 3545 if ( !be_issuffix( be, &op->o_req_ndn ) ) { 3546 slap_callback cb = { NULL }; 3547 cb.sc_response = slap_null_cb; 3548 dnParent( &op->o_req_ndn, &pdn ); 3549 op->o_req_dn = pdn; 3550 op->o_req_ndn = pdn; 3551 op->o_callback = &cb; 3552 rs_reinit( &rs_delete, REP_RESULT ); 3553 /* give it a root privil ? */ 3554 op->o_bd->be_delete( op, &rs_delete ); 3555 } else { 3556 break; 3557 } 3558 } 3559 3560 op->o_delete_glue_parent = 0; 3561 3562 ber_bvfree( np_prev->npe_name ); 3563 ber_bvfree( np_prev->npe_nname ); 3564 ch_free( np_prev ); 3565 3566 if ( slapd_shutdown ) { 3567 break; 3568 } 3569 } 3570 3571 slap_graduate_commit_csn( op ); 3572 op->o_bd = be; 3573 3574 op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx ); 3575 BER_BVZERO( &op->o_csn ); 3576 } 3577 3578 return; 3579} 3580 3581static int 3582syncrepl_add_glue_ancestors( 3583 Operation* op, 3584 Entry *e ) 3585{ 3586 Backend *be = op->o_bd; 3587 slap_callback cb = { NULL }; 3588 Attribute *a; 3589 int rc = LDAP_SUCCESS; 3590 int suffrdns; 3591 int i; 3592 struct berval dn = BER_BVNULL; 3593 struct berval ndn = BER_BVNULL; 3594 Entry *glue; 3595 struct berval ptr, nptr; 3596 char *comma; 3597 3598 op->o_tag = LDAP_REQ_ADD; 3599 op->o_callback = &cb; 3600 cb.sc_response = null_callback; 3601 cb.sc_private = NULL; 3602 3603 dn = e->e_name; 3604 ndn = e->e_nname; 3605 3606 /* count RDNs in suffix */ 3607 if ( !BER_BVISEMPTY( &be->be_nsuffix[0] ) ) { 3608 for ( i = 0, ptr = be->be_nsuffix[0], comma = ptr.bv_val; comma != NULL; comma = ber_bvchr( &ptr, ',' ) ) { 3609 comma++; 3610 ptr.bv_len -= comma - ptr.bv_val; 3611 ptr.bv_val = comma; 3612 i++; 3613 } 3614 suffrdns = i; 3615 } else { 3616 /* suffix is "" */ 3617 suffrdns = 0; 3618 } 3619 3620 /* Start with BE suffix */ 3621 ptr = dn; 3622 for ( i = 0; i < suffrdns; i++ ) { 3623 comma = ber_bvrchr( &ptr, ',' ); 3624 if ( comma != NULL ) { 3625 ptr.bv_len = comma - ptr.bv_val; 3626 } else { 3627 ptr.bv_len = 0; 3628 break; 3629 } 3630 } 3631 3632 if ( !BER_BVISEMPTY( &ptr ) ) { 3633 dn.bv_len -= ptr.bv_len + ( suffrdns != 0 ); 3634 dn.bv_val += ptr.bv_len + ( suffrdns != 0 ); 3635 } 3636 3637 /* the normalizedDNs are always the same length, no counting 3638 * required. 3639 */ 3640 nptr = ndn; 3641 if ( ndn.bv_len > be->be_nsuffix[0].bv_len ) { 3642 ndn.bv_val += ndn.bv_len - be->be_nsuffix[0].bv_len; 3643 ndn.bv_len = be->be_nsuffix[0].bv_len; 3644 3645 nptr.bv_len = ndn.bv_val - nptr.bv_val - 1; 3646 3647 } else { 3648 nptr.bv_len = 0; 3649 } 3650 3651 while ( ndn.bv_val > e->e_nname.bv_val ) { 3652 SlapReply rs_add = {REP_RESULT}; 3653 3654 glue = entry_alloc(); 3655 ber_dupbv( &glue->e_name, &dn ); 3656 ber_dupbv( &glue->e_nname, &ndn ); 3657 3658 a = attr_alloc( slap_schema.si_ad_objectClass ); 3659 3660 a->a_numvals = 2; 3661 a->a_vals = ch_calloc( 3, sizeof( struct berval ) ); 3662 ber_dupbv( &a->a_vals[0], &gcbva[0] ); 3663 ber_dupbv( &a->a_vals[1], &gcbva[1] ); 3664 ber_dupbv( &a->a_vals[2], &gcbva[2] ); 3665 3666 a->a_nvals = a->a_vals; 3667 3668 a->a_next = glue->e_attrs; 3669 glue->e_attrs = a; 3670 3671 a = attr_alloc( slap_schema.si_ad_structuralObjectClass ); 3672 3673 a->a_numvals = 1; 3674 a->a_vals = ch_calloc( 2, sizeof( struct berval ) ); 3675 ber_dupbv( &a->a_vals[0], &gcbva[1] ); 3676 ber_dupbv( &a->a_vals[1], &gcbva[2] ); 3677 3678 a->a_nvals = a->a_vals; 3679 3680 a->a_next = glue->e_attrs; 3681 glue->e_attrs = a; 3682 3683 op->o_req_dn = glue->e_name; 3684 op->o_req_ndn = glue->e_nname; 3685 op->ora_e = glue; 3686 rc = be->be_add ( op, &rs_add ); 3687 if ( rs_add.sr_err == LDAP_SUCCESS ) { 3688 if ( op->ora_e == glue ) 3689 be_entry_release_w( op, glue ); 3690 } else { 3691 /* incl. ALREADY EXIST */ 3692 entry_free( glue ); 3693 if ( rs_add.sr_err != LDAP_ALREADY_EXISTS ) { 3694 entry_free( e ); 3695 return rc; 3696 } 3697 } 3698 3699 /* Move to next child */ 3700 comma = ber_bvrchr( &ptr, ',' ); 3701 if ( comma == NULL ) { 3702 break; 3703 } 3704 ptr.bv_len = comma - ptr.bv_val; 3705 3706 dn.bv_val = ++comma; 3707 dn.bv_len = e->e_name.bv_len - (dn.bv_val - e->e_name.bv_val); 3708 3709 comma = ber_bvrchr( &nptr, ',' ); 3710 assert( comma != NULL ); 3711 nptr.bv_len = comma - nptr.bv_val; 3712 3713 ndn.bv_val = ++comma; 3714 ndn.bv_len = e->e_nname.bv_len - (ndn.bv_val - e->e_nname.bv_val); 3715 } 3716 3717 return rc; 3718} 3719 3720int 3721syncrepl_add_glue( 3722 Operation* op, 3723 Entry *e ) 3724{ 3725 slap_callback cb = { NULL }; 3726 int rc; 3727 Backend *be = op->o_bd; 3728 SlapReply rs_add = {REP_RESULT}; 3729 3730 rc = syncrepl_add_glue_ancestors( op, e ); 3731 switch ( rc ) { 3732 case LDAP_SUCCESS: 3733 case LDAP_ALREADY_EXISTS: 3734 break; 3735 3736 default: 3737 return rc; 3738 } 3739 3740 op->o_tag = LDAP_REQ_ADD; 3741 op->o_callback = &cb; 3742 cb.sc_response = null_callback; 3743 cb.sc_private = NULL; 3744 3745 op->o_req_dn = e->e_name; 3746 op->o_req_ndn = e->e_nname; 3747 op->ora_e = e; 3748 rc = be->be_add ( op, &rs_add ); 3749 if ( rs_add.sr_err == LDAP_SUCCESS ) { 3750 if ( op->ora_e == e ) 3751 be_entry_release_w( op, e ); 3752 } else { 3753 entry_free( e ); 3754 } 3755 3756 return rc; 3757} 3758 3759static int 3760syncrepl_updateCookie( 3761 syncinfo_t *si, 3762 Operation *op, 3763 struct sync_cookie *syncCookie ) 3764{ 3765 Backend *be = op->o_bd; 3766 Modifications mod; 3767 struct berval first = BER_BVNULL; 3768 struct sync_cookie sc; 3769#ifdef CHECK_CSN 3770 Syntax *syn = slap_schema.si_ad_contextCSN->ad_type->sat_syntax; 3771#endif 3772 3773 int rc, i, j, changed = 0; 3774 ber_len_t len; 3775 3776 slap_callback cb = { NULL }; 3777 SlapReply rs_modify = {REP_RESULT}; 3778 3779 mod.sml_op = LDAP_MOD_REPLACE; 3780 mod.sml_desc = slap_schema.si_ad_contextCSN; 3781 mod.sml_type = mod.sml_desc->ad_cname; 3782 mod.sml_flags = SLAP_MOD_INTERNAL; 3783 mod.sml_nvalues = NULL; 3784 mod.sml_next = NULL; 3785 3786 ldap_pvt_thread_mutex_lock( &si->si_cookieState->cs_mutex ); 3787 3788#ifdef CHECK_CSN 3789 for ( i=0; i<syncCookie->numcsns; i++ ) { 3790 assert( !syn->ssyn_validate( syn, syncCookie->ctxcsn+i )); 3791 } 3792 for ( i=0; i<si->si_cookieState->cs_num; i++ ) { 3793 assert( !syn->ssyn_validate( syn, si->si_cookieState->cs_vals+i )); 3794 } 3795#endif 3796 3797 /* clone the cookieState CSNs so we can Replace the whole thing */ 3798 sc.numcsns = si->si_cookieState->cs_num; 3799 if ( sc.numcsns ) { 3800 ber_bvarray_dup_x( &sc.ctxcsn, si->si_cookieState->cs_vals, NULL ); 3801 sc.sids = ch_malloc( sc.numcsns * sizeof(int)); 3802 for ( i=0; i<sc.numcsns; i++ ) 3803 sc.sids[i] = si->si_cookieState->cs_sids[i]; 3804 } else { 3805 sc.ctxcsn = NULL; 3806 sc.sids = NULL; 3807 } 3808 3809 /* find any CSNs in the syncCookie that are newer than the cookieState */ 3810 for ( i=0; i<syncCookie->numcsns; i++ ) { 3811 for ( j=0; j<sc.numcsns; j++ ) { 3812 if ( syncCookie->sids[i] < sc.sids[j] ) 3813 break; 3814 if ( syncCookie->sids[i] != sc.sids[j] ) 3815 continue; 3816 len = syncCookie->ctxcsn[i].bv_len; 3817 if ( len > sc.ctxcsn[j].bv_len ) 3818 len = sc.ctxcsn[j].bv_len; 3819 if ( memcmp( syncCookie->ctxcsn[i].bv_val, 3820 sc.ctxcsn[j].bv_val, len ) > 0 ) { 3821 ber_bvreplace( &sc.ctxcsn[j], &syncCookie->ctxcsn[i] ); 3822 changed = 1; 3823 if ( BER_BVISNULL( &first ) || 3824 memcmp( syncCookie->ctxcsn[i].bv_val, first.bv_val, first.bv_len ) > 0 ) { 3825 first = syncCookie->ctxcsn[i]; 3826 } 3827 } 3828 break; 3829 } 3830 /* there was no match for this SID, it's a new CSN */ 3831 if ( j == sc.numcsns || 3832 syncCookie->sids[i] != sc.sids[j] ) { 3833 slap_insert_csn_sids( &sc, j, syncCookie->sids[i], 3834 &syncCookie->ctxcsn[i] ); 3835 if ( BER_BVISNULL( &first ) || 3836 memcmp( syncCookie->ctxcsn[i].bv_val, first.bv_val, first.bv_len ) > 0 ) { 3837 first = syncCookie->ctxcsn[i]; 3838 } 3839 changed = 1; 3840 } 3841 } 3842 /* Should never happen, ITS#5065 */ 3843 if ( BER_BVISNULL( &first ) || !changed ) { 3844 ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex ); 3845 ber_bvarray_free( sc.ctxcsn ); 3846 ch_free( sc.sids ); 3847 return 0; 3848 } 3849 op->o_bd = si->si_wbe; 3850 slap_queue_csn( op, &first ); 3851 3852 op->o_tag = LDAP_REQ_MODIFY; 3853 3854 cb.sc_response = null_callback; 3855 cb.sc_private = si; 3856 3857 op->o_callback = &cb; 3858 op->o_req_dn = si->si_contextdn; 3859 op->o_req_ndn = si->si_contextdn; 3860 3861 /* update contextCSN */ 3862 op->o_dont_replicate = 1; 3863 3864 mod.sml_numvals = sc.numcsns; 3865 mod.sml_values = sc.ctxcsn; 3866 3867 op->orm_modlist = &mod; 3868 op->orm_no_opattrs = 1; 3869 rc = op->o_bd->be_modify( op, &rs_modify ); 3870 3871 if ( rs_modify.sr_err == LDAP_NO_SUCH_OBJECT && 3872 SLAP_SYNC_SUBENTRY( op->o_bd )) { 3873 const char *text; 3874 char txtbuf[SLAP_TEXT_BUFLEN]; 3875 size_t textlen = sizeof txtbuf; 3876 Entry *e = slap_create_context_csn_entry( op->o_bd, NULL ); 3877 rs_reinit( &rs_modify, REP_RESULT ); 3878 rc = slap_mods2entry( &mod, &e, 0, 1, &text, txtbuf, textlen); 3879 op->ora_e = e; 3880 rc = op->o_bd->be_add( op, &rs_modify ); 3881 if ( e == op->ora_e ) 3882 be_entry_release_w( op, op->ora_e ); 3883 } 3884 3885 op->orm_no_opattrs = 0; 3886 op->o_dont_replicate = 0; 3887 3888 if ( rs_modify.sr_err == LDAP_SUCCESS ) { 3889 slap_sync_cookie_free( &si->si_syncCookie, 0 ); 3890 ber_bvarray_free( si->si_cookieState->cs_vals ); 3891 ch_free( si->si_cookieState->cs_sids ); 3892 si->si_cookieState->cs_vals = sc.ctxcsn; 3893 si->si_cookieState->cs_sids = sc.sids; 3894 si->si_cookieState->cs_num = sc.numcsns; 3895 3896 /* Don't just dup the provider's cookie, recreate it */ 3897 si->si_syncCookie.numcsns = si->si_cookieState->cs_num; 3898 ber_bvarray_dup_x( &si->si_syncCookie.ctxcsn, si->si_cookieState->cs_vals, NULL ); 3899 si->si_syncCookie.sids = ch_malloc( si->si_cookieState->cs_num * sizeof(int) ); 3900 for ( i=0; i<si->si_cookieState->cs_num; i++ ) 3901 si->si_syncCookie.sids[i] = si->si_cookieState->cs_sids[i]; 3902 3903 si->si_cookieState->cs_age++; 3904 si->si_cookieAge = si->si_cookieState->cs_age; 3905 } else { 3906 Debug( LDAP_DEBUG_ANY, 3907 "syncrepl_updateCookie: %s be_modify failed (%d)\n", 3908 si->si_ridtxt, rs_modify.sr_err, 0 ); 3909 ch_free( sc.sids ); 3910 ber_bvarray_free( sc.ctxcsn ); 3911 } 3912 ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex ); 3913 3914 op->o_bd = be; 3915 op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx ); 3916 BER_BVZERO( &op->o_csn ); 3917 if ( mod.sml_next ) slap_mods_free( mod.sml_next, 1 ); 3918 3919#ifdef CHECK_CSN 3920 for ( i=0; i<si->si_cookieState->cs_num; i++ ) { 3921 assert( !syn->ssyn_validate( syn, si->si_cookieState->cs_vals+i )); 3922 } 3923#endif 3924 3925 return rc; 3926} 3927 3928/* Compare the attribute from the old entry to the one in the new 3929 * entry. The Modifications from the new entry will either be left 3930 * in place, or changed to an Add or Delete as needed. 3931 */ 3932static void 3933attr_cmp( Operation *op, Attribute *old, Attribute *new, 3934 Modifications ***mret, Modifications ***mcur ) 3935{ 3936 int i, j; 3937 Modifications *mod, **modtail; 3938 3939 modtail = *mret; 3940 3941 if ( old ) { 3942 int n, o, nn, no; 3943 struct berval **adds, **dels; 3944 /* count old and new */ 3945 for ( o=0; old->a_vals[o].bv_val; o++ ) ; 3946 for ( n=0; new->a_vals[n].bv_val; n++ ) ; 3947 3948 /* there MUST be both old and new values */ 3949 assert( o != 0 ); 3950 assert( n != 0 ); 3951 j = 0; 3952 3953 adds = op->o_tmpalloc( sizeof(struct berval *) * n, op->o_tmpmemctx ); 3954 dels = op->o_tmpalloc( sizeof(struct berval *) * o, op->o_tmpmemctx ); 3955 3956 for ( i=0; i<o; i++ ) dels[i] = &old->a_vals[i]; 3957 for ( i=0; i<n; i++ ) adds[i] = &new->a_vals[i]; 3958 3959 nn = n; no = o; 3960 3961 for ( i=0; i<o; i++ ) { 3962 for ( j=0; j<n; j++ ) { 3963 if ( !adds[j] ) 3964 continue; 3965 if ( bvmatch( dels[i], adds[j] ) ) { 3966 no--; 3967 nn--; 3968 adds[j] = NULL; 3969 dels[i] = NULL; 3970 break; 3971 } 3972 } 3973 } 3974 3975 /* Don't delete/add an objectClass, always use the replace op. 3976 * Modify would fail if provider has replaced entry with a new, 3977 * and the new explicitly includes a superior of a class that was 3978 * only included implicitly in the old entry. Ref ITS#5517. 3979 * 3980 * Also use replace op if attr has no equality matching rule. 3981 * (ITS#5781) 3982 */ 3983 if ( ( nn || ( no > 0 && no < o ) ) && 3984 ( old->a_desc == slap_schema.si_ad_objectClass || 3985 !old->a_desc->ad_type->sat_equality ) ) 3986 { 3987 no = o; 3988 } 3989 3990 i = j; 3991 /* all old values were deleted, just use the replace op */ 3992 if ( no == o ) { 3993 i = j-1; 3994 } else if ( no ) { 3995 /* delete some values */ 3996 mod = ch_malloc( sizeof( Modifications ) ); 3997 mod->sml_op = LDAP_MOD_DELETE; 3998 mod->sml_flags = 0; 3999 mod->sml_desc = old->a_desc; 4000 mod->sml_type = mod->sml_desc->ad_cname; 4001 mod->sml_numvals = no; 4002 mod->sml_values = ch_malloc( ( no + 1 ) * sizeof(struct berval) ); 4003 if ( old->a_vals != old->a_nvals ) { 4004 mod->sml_nvalues = ch_malloc( ( no + 1 ) * sizeof(struct berval) ); 4005 } else { 4006 mod->sml_nvalues = NULL; 4007 } 4008 j = 0; 4009 for ( i = 0; i < o; i++ ) { 4010 if ( !dels[i] ) continue; 4011 ber_dupbv( &mod->sml_values[j], &old->a_vals[i] ); 4012 if ( mod->sml_nvalues ) { 4013 ber_dupbv( &mod->sml_nvalues[j], &old->a_nvals[i] ); 4014 } 4015 j++; 4016 } 4017 BER_BVZERO( &mod->sml_values[j] ); 4018 if ( mod->sml_nvalues ) { 4019 BER_BVZERO( &mod->sml_nvalues[j] ); 4020 } 4021 *modtail = mod; 4022 modtail = &mod->sml_next; 4023 i = j; 4024 } 4025 op->o_tmpfree( dels, op->o_tmpmemctx ); 4026 /* some values were added */ 4027 if ( nn && no < o ) { 4028 mod = ch_malloc( sizeof( Modifications ) ); 4029 mod->sml_op = LDAP_MOD_ADD; 4030 mod->sml_flags = 0; 4031 mod->sml_desc = old->a_desc; 4032 mod->sml_type = mod->sml_desc->ad_cname; 4033 mod->sml_numvals = nn; 4034 mod->sml_values = ch_malloc( ( nn + 1 ) * sizeof(struct berval) ); 4035 if ( old->a_vals != old->a_nvals ) { 4036 mod->sml_nvalues = ch_malloc( ( nn + 1 ) * sizeof(struct berval) ); 4037 } else { 4038 mod->sml_nvalues = NULL; 4039 } 4040 j = 0; 4041 for ( i = 0; i < n; i++ ) { 4042 if ( !adds[i] ) continue; 4043 ber_dupbv( &mod->sml_values[j], &new->a_vals[i] ); 4044 if ( mod->sml_nvalues ) { 4045 ber_dupbv( &mod->sml_nvalues[j], &new->a_nvals[i] ); 4046 } 4047 j++; 4048 } 4049 BER_BVZERO( &mod->sml_values[j] ); 4050 if ( mod->sml_nvalues ) { 4051 BER_BVZERO( &mod->sml_nvalues[j] ); 4052 } 4053 *modtail = mod; 4054 modtail = &mod->sml_next; 4055 i = j; 4056 } 4057 op->o_tmpfree( adds, op->o_tmpmemctx ); 4058 } else { 4059 /* new attr, just use the new mod */ 4060 i = 0; 4061 j = 1; 4062 } 4063 /* advance to next element */ 4064 mod = **mcur; 4065 if ( mod ) { 4066 if ( i != j ) { 4067 **mcur = mod->sml_next; 4068 *modtail = mod; 4069 modtail = &mod->sml_next; 4070 } else { 4071 *mcur = &mod->sml_next; 4072 } 4073 } 4074 *mret = modtail; 4075} 4076 4077/* Generate a set of modifications to change the old entry into the 4078 * new one. On input ml is a list of modifications equivalent to 4079 * the new entry. It will be massaged and the result will be stored 4080 * in mods. 4081 */ 4082void syncrepl_diff_entry( Operation *op, Attribute *old, Attribute *new, 4083 Modifications **mods, Modifications **ml, int is_ctx) 4084{ 4085 Modifications **modtail = mods; 4086 4087 /* We assume that attributes are saved in the same order 4088 * in the remote and local databases. So if we walk through 4089 * the attributeDescriptions one by one they should match in 4090 * lock step. If not, look for an add or delete. 4091 */ 4092 while ( old && new ) 4093 { 4094 /* If we've seen this before, use its mod now */ 4095 if ( new->a_flags & SLAP_ATTR_IXADD ) { 4096 attr_cmp( op, NULL, new, &modtail, &ml ); 4097 new = new->a_next; 4098 continue; 4099 } 4100 /* Skip contextCSN */ 4101 if ( is_ctx && old->a_desc == 4102 slap_schema.si_ad_contextCSN ) { 4103 old = old->a_next; 4104 continue; 4105 } 4106 4107 if ( old->a_desc != new->a_desc ) { 4108 Modifications *mod; 4109 Attribute *tmp; 4110 4111 /* If it's just been re-added later, 4112 * remember that we've seen it. 4113 */ 4114 tmp = attr_find( new, old->a_desc ); 4115 if ( tmp ) { 4116 tmp->a_flags |= SLAP_ATTR_IXADD; 4117 } else { 4118 /* If it's a new attribute, pull it in. 4119 */ 4120 tmp = attr_find( old, new->a_desc ); 4121 if ( !tmp ) { 4122 attr_cmp( op, NULL, new, &modtail, &ml ); 4123 new = new->a_next; 4124 continue; 4125 } 4126 /* Delete old attr */ 4127 mod = ch_malloc( sizeof( Modifications ) ); 4128 mod->sml_op = LDAP_MOD_DELETE; 4129 mod->sml_flags = 0; 4130 mod->sml_desc = old->a_desc; 4131 mod->sml_type = mod->sml_desc->ad_cname; 4132 mod->sml_numvals = 0; 4133 mod->sml_values = NULL; 4134 mod->sml_nvalues = NULL; 4135 *modtail = mod; 4136 modtail = &mod->sml_next; 4137 } 4138 old = old->a_next; 4139 continue; 4140 } 4141 /* kludge - always update modifiersName so that it 4142 * stays co-located with the other mod opattrs. But only 4143 * if we know there are other valid mods. 4144 */ 4145 if ( *mods && ( old->a_desc == slap_schema.si_ad_modifiersName || 4146 old->a_desc == slap_schema.si_ad_modifyTimestamp )) 4147 attr_cmp( op, NULL, new, &modtail, &ml ); 4148 else 4149 attr_cmp( op, old, new, &modtail, &ml ); 4150 new = new->a_next; 4151 old = old->a_next; 4152 } 4153 *modtail = *ml; 4154 *ml = NULL; 4155} 4156 4157static int 4158dn_callback( 4159 Operation* op, 4160 SlapReply* rs ) 4161{ 4162 dninfo *dni = op->o_callback->sc_private; 4163 4164 if ( rs->sr_type == REP_SEARCH ) { 4165 if ( !BER_BVISNULL( &dni->dn ) ) { 4166 Debug( LDAP_DEBUG_ANY, 4167 "dn_callback : consistency error - " 4168 "entryUUID is not unique\n", 0, 0, 0 ); 4169 } else { 4170 ber_dupbv_x( &dni->dn, &rs->sr_entry->e_name, op->o_tmpmemctx ); 4171 ber_dupbv_x( &dni->ndn, &rs->sr_entry->e_nname, op->o_tmpmemctx ); 4172 /* If there is a new entry, see if it differs from the old. 4173 * We compare the non-normalized values so that cosmetic changes 4174 * in the provider are always propagated. 4175 */ 4176 if ( dni->new_entry ) { 4177 Attribute *old, *new; 4178 struct berval old_rdn, new_rdn; 4179 struct berval old_p, new_p; 4180 int is_ctx, new_sup = 0; 4181 4182 /* If old entry is not a glue entry, make sure new entry 4183 * is actually newer than old entry 4184 */ 4185 if ( !is_entry_glue( rs->sr_entry )) { 4186 old = attr_find( rs->sr_entry->e_attrs, 4187 slap_schema.si_ad_entryCSN ); 4188 new = attr_find( dni->new_entry->e_attrs, 4189 slap_schema.si_ad_entryCSN ); 4190 if ( new && old ) { 4191 int rc; 4192 ber_len_t len = old->a_vals[0].bv_len; 4193 if ( len > new->a_vals[0].bv_len ) 4194 len = new->a_vals[0].bv_len; 4195 rc = memcmp( old->a_vals[0].bv_val, 4196 new->a_vals[0].bv_val, len ); 4197 if ( rc > 0 ) { 4198 Debug( LDAP_DEBUG_SYNC, 4199 "dn_callback : new entry is older than ours " 4200 "%s ours %s, new %s\n", 4201 rs->sr_entry->e_name.bv_val, 4202 old->a_vals[0].bv_val, 4203 new->a_vals[0].bv_val ); 4204 return LDAP_SUCCESS; 4205 } else if ( rc == 0 ) { 4206 Debug( LDAP_DEBUG_SYNC, 4207 "dn_callback : entries have identical CSN " 4208 "%s %s\n", 4209 rs->sr_entry->e_name.bv_val, 4210 old->a_vals[0].bv_val, 0 ); 4211 return LDAP_SUCCESS; 4212 } 4213 } 4214 } 4215 4216 is_ctx = dn_match( &rs->sr_entry->e_nname, 4217 &op->o_bd->be_nsuffix[0] ); 4218 4219 /* Did the DN change? 4220 * case changes in the parent are ignored, 4221 * we only want to know if the RDN was 4222 * actually changed. 4223 */ 4224 dnRdn( &rs->sr_entry->e_name, &old_rdn ); 4225 dnRdn( &dni->new_entry->e_name, &new_rdn ); 4226 dnParent( &rs->sr_entry->e_nname, &old_p ); 4227 dnParent( &dni->new_entry->e_nname, &new_p ); 4228 4229 new_sup = !dn_match( &old_p, &new_p ); 4230 if ( !dn_match( &old_rdn, &new_rdn ) || new_sup ) 4231 { 4232 struct berval oldRDN, oldVal; 4233 AttributeDescription *ad = NULL; 4234 int oldpos, newpos; 4235 Attribute *a; 4236 4237 dni->renamed = 1; 4238 if ( new_sup ) 4239 dni->nnewSup = new_p; 4240 4241 /* See if the oldRDN was deleted */ 4242 dnRdn( &rs->sr_entry->e_nname, &oldRDN ); 4243 oldVal.bv_val = strchr(oldRDN.bv_val, '=') + 1; 4244 oldVal.bv_len = oldRDN.bv_len - ( oldVal.bv_val - 4245 oldRDN.bv_val ); 4246 oldRDN.bv_len -= oldVal.bv_len + 1; 4247 slap_bv2ad( &oldRDN, &ad, &rs->sr_text ); 4248 dni->oldDesc = ad; 4249 for ( oldpos=0, a=rs->sr_entry->e_attrs; 4250 a && a->a_desc != ad; oldpos++, a=a->a_next ); 4251 /* a should not be NULL but apparently it happens. 4252 * ITS#7144 4253 */ 4254 dni->oldNcount = a ? a->a_numvals : 0; 4255 for ( newpos=0, a=dni->new_entry->e_attrs; 4256 a && a->a_desc != ad; newpos++, a=a->a_next ); 4257 if ( !a || oldpos != newpos || attr_valfind( a, 4258 SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH | 4259 SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH | 4260 SLAP_MR_VALUE_OF_SYNTAX, 4261 &oldVal, NULL, op->o_tmpmemctx ) != LDAP_SUCCESS ) 4262 { 4263 dni->delOldRDN = 1; 4264 } 4265 /* Get the newRDN's desc */ 4266 dnRdn( &dni->new_entry->e_nname, &oldRDN ); 4267 oldVal.bv_val = strchr(oldRDN.bv_val, '='); 4268 oldRDN.bv_len = oldVal.bv_val - oldRDN.bv_val; 4269 ad = NULL; 4270 slap_bv2ad( &oldRDN, &ad, &rs->sr_text ); 4271 dni->newDesc = ad; 4272 4273 /* A ModDN has happened, but in Refresh mode other 4274 * changes may have occurred before we picked it up. 4275 * So fallthru to regular Modify processing. 4276 */ 4277 } 4278 4279 syncrepl_diff_entry( op, rs->sr_entry->e_attrs, 4280 dni->new_entry->e_attrs, &dni->mods, dni->modlist, 4281 is_ctx ); 4282 } 4283 } 4284 } else if ( rs->sr_type == REP_RESULT ) { 4285 if ( rs->sr_err == LDAP_SIZELIMIT_EXCEEDED ) { 4286 Debug( LDAP_DEBUG_ANY, 4287 "dn_callback : consistency error - " 4288 "entryUUID is not unique\n", 0, 0, 0 ); 4289 } 4290 } 4291 4292 return LDAP_SUCCESS; 4293} 4294 4295static int 4296nonpresent_callback( 4297 Operation* op, 4298 SlapReply* rs ) 4299{ 4300 syncinfo_t *si = op->o_callback->sc_private; 4301 Attribute *a; 4302 int count = 0; 4303 struct berval* present_uuid = NULL; 4304 struct nonpresent_entry *np_entry; 4305 4306 if ( rs->sr_type == REP_RESULT ) { 4307 count = avl_free( si->si_presentlist, ch_free ); 4308 si->si_presentlist = NULL; 4309 4310 } else if ( rs->sr_type == REP_SEARCH ) { 4311 if ( !( si->si_refreshDelete & NP_DELETE_ONE ) ) { 4312 a = attr_find( rs->sr_entry->e_attrs, slap_schema.si_ad_entryUUID ); 4313 4314 if ( a ) { 4315 present_uuid = avl_find( si->si_presentlist, &a->a_nvals[0], 4316 syncuuid_cmp ); 4317 } 4318 4319 if ( LogTest( LDAP_DEBUG_SYNC ) ) { 4320 char buf[sizeof("rid=999 non")]; 4321 4322 snprintf( buf, sizeof(buf), "%s %s", si->si_ridtxt, 4323 present_uuid ? "" : "non" ); 4324 4325 Debug( LDAP_DEBUG_SYNC, "nonpresent_callback: %spresent UUID %s, dn %s\n", 4326 buf, a ? a->a_vals[0].bv_val : "<missing>", rs->sr_entry->e_name.bv_val ); 4327 } 4328 4329 if ( a == NULL ) return 0; 4330 } 4331 4332 if ( present_uuid == NULL ) { 4333 np_entry = (struct nonpresent_entry *) 4334 ch_calloc( 1, sizeof( struct nonpresent_entry ) ); 4335 np_entry->npe_name = ber_dupbv( NULL, &rs->sr_entry->e_name ); 4336 np_entry->npe_nname = ber_dupbv( NULL, &rs->sr_entry->e_nname ); 4337 LDAP_LIST_INSERT_HEAD( &si->si_nonpresentlist, np_entry, npe_link ); 4338 4339 } else { 4340 avl_delete( &si->si_presentlist, 4341 &a->a_nvals[0], syncuuid_cmp ); 4342 ch_free( present_uuid ); 4343 } 4344 } 4345 return LDAP_SUCCESS; 4346} 4347 4348static int 4349null_callback( 4350 Operation* op, 4351 SlapReply* rs ) 4352{ 4353 if ( rs->sr_err != LDAP_SUCCESS && 4354 rs->sr_err != LDAP_REFERRAL && 4355 rs->sr_err != LDAP_ALREADY_EXISTS && 4356 rs->sr_err != LDAP_NO_SUCH_OBJECT && 4357 rs->sr_err != LDAP_NOT_ALLOWED_ON_NONLEAF ) 4358 { 4359 Debug( LDAP_DEBUG_ANY, 4360 "null_callback : error code 0x%x\n", 4361 rs->sr_err, 0, 0 ); 4362 } 4363 return LDAP_SUCCESS; 4364} 4365 4366static struct berval * 4367slap_uuidstr_from_normalized( 4368 struct berval* uuidstr, 4369 struct berval* normalized, 4370 void *ctx ) 4371{ 4372#if 0 4373 struct berval *new; 4374 unsigned char nibble; 4375 int i, d = 0; 4376 4377 if ( normalized == NULL ) return NULL; 4378 if ( normalized->bv_len != 16 ) return NULL; 4379 4380 if ( uuidstr ) { 4381 new = uuidstr; 4382 } else { 4383 new = (struct berval *)slap_sl_malloc( sizeof(struct berval), ctx ); 4384 if ( new == NULL ) { 4385 return NULL; 4386 } 4387 } 4388 4389 new->bv_len = 36; 4390 4391 if ( ( new->bv_val = slap_sl_malloc( new->bv_len + 1, ctx ) ) == NULL ) { 4392 if ( new != uuidstr ) { 4393 slap_sl_free( new, ctx ); 4394 } 4395 return NULL; 4396 } 4397 4398 for ( i = 0; i < 16; i++ ) { 4399 if ( i == 4 || i == 6 || i == 8 || i == 10 ) { 4400 new->bv_val[(i<<1)+d] = '-'; 4401 d += 1; 4402 } 4403 4404 nibble = (normalized->bv_val[i] >> 4) & 0xF; 4405 if ( nibble < 10 ) { 4406 new->bv_val[(i<<1)+d] = nibble + '0'; 4407 } else { 4408 new->bv_val[(i<<1)+d] = nibble - 10 + 'a'; 4409 } 4410 4411 nibble = (normalized->bv_val[i]) & 0xF; 4412 if ( nibble < 10 ) { 4413 new->bv_val[(i<<1)+d+1] = nibble + '0'; 4414 } else { 4415 new->bv_val[(i<<1)+d+1] = nibble - 10 + 'a'; 4416 } 4417 } 4418 4419 new->bv_val[new->bv_len] = '\0'; 4420 return new; 4421#endif 4422 4423 struct berval *new; 4424 int rc = 0; 4425 4426 if ( normalized == NULL ) return NULL; 4427 if ( normalized->bv_len != 16 ) return NULL; 4428 4429 if ( uuidstr ) { 4430 new = uuidstr; 4431 4432 } else { 4433 new = (struct berval *)slap_sl_malloc( sizeof(struct berval), ctx ); 4434 if ( new == NULL ) { 4435 return NULL; 4436 } 4437 } 4438 4439 new->bv_len = 36; 4440 4441 if ( ( new->bv_val = slap_sl_malloc( new->bv_len + 1, ctx ) ) == NULL ) { 4442 rc = 1; 4443 goto done; 4444 } 4445 4446 rc = lutil_uuidstr_from_normalized( normalized->bv_val, 4447 normalized->bv_len, new->bv_val, new->bv_len + 1 ); 4448 4449done:; 4450 if ( rc == -1 ) { 4451 if ( new != NULL ) { 4452 if ( new->bv_val != NULL ) { 4453 slap_sl_free( new->bv_val, ctx ); 4454 } 4455 4456 if ( new != uuidstr ) { 4457 slap_sl_free( new, ctx ); 4458 } 4459 } 4460 new = NULL; 4461 4462 } else { 4463 new->bv_len = rc; 4464 } 4465 4466 return new; 4467} 4468 4469static int 4470syncuuid_cmp( const void* v_uuid1, const void* v_uuid2 ) 4471{ 4472 const struct berval *uuid1 = v_uuid1; 4473 const struct berval *uuid2 = v_uuid2; 4474 int rc = uuid1->bv_len - uuid2->bv_len; 4475 if ( rc ) return rc; 4476 return ( memcmp( uuid1->bv_val, uuid2->bv_val, uuid1->bv_len ) ); 4477} 4478 4479void 4480syncinfo_free( syncinfo_t *sie, int free_all ) 4481{ 4482 syncinfo_t *si_next; 4483 4484 Debug( LDAP_DEBUG_TRACE, "syncinfo_free: %s\n", 4485 sie->si_ridtxt, 0, 0 ); 4486 4487 do { 4488 si_next = sie->si_next; 4489 4490 if ( sie->si_ld ) { 4491 if ( sie->si_conn ) { 4492 connection_client_stop( sie->si_conn ); 4493 sie->si_conn = NULL; 4494 } 4495 ldap_unbind_ext( sie->si_ld, NULL, NULL ); 4496 } 4497 4498 if ( sie->si_re ) { 4499 struct re_s *re = sie->si_re; 4500 sie->si_re = NULL; 4501 4502 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 4503 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ) ) 4504 ldap_pvt_runqueue_stoptask( &slapd_rq, re ); 4505 ldap_pvt_runqueue_remove( &slapd_rq, re ); 4506 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 4507 } 4508 4509 ldap_pvt_thread_mutex_destroy( &sie->si_mutex ); 4510 4511 bindconf_free( &sie->si_bindconf ); 4512 4513 if ( sie->si_filterstr.bv_val ) { 4514 ch_free( sie->si_filterstr.bv_val ); 4515 } 4516 if ( sie->si_filter ) { 4517 filter_free( sie->si_filter ); 4518 } 4519 if ( sie->si_logfilterstr.bv_val ) { 4520 ch_free( sie->si_logfilterstr.bv_val ); 4521 } 4522 if ( sie->si_base.bv_val ) { 4523 ch_free( sie->si_base.bv_val ); 4524 } 4525 if ( sie->si_logbase.bv_val ) { 4526 ch_free( sie->si_logbase.bv_val ); 4527 } 4528 if ( sie->si_be && SLAP_SYNC_SUBENTRY( sie->si_be )) { 4529 ch_free( sie->si_contextdn.bv_val ); 4530 } 4531 if ( sie->si_attrs ) { 4532 int i = 0; 4533 while ( sie->si_attrs[i] != NULL ) { 4534 ch_free( sie->si_attrs[i] ); 4535 i++; 4536 } 4537 ch_free( sie->si_attrs ); 4538 } 4539 if ( sie->si_exattrs ) { 4540 int i = 0; 4541 while ( sie->si_exattrs[i] != NULL ) { 4542 ch_free( sie->si_exattrs[i] ); 4543 i++; 4544 } 4545 ch_free( sie->si_exattrs ); 4546 } 4547 if ( sie->si_anlist ) { 4548 int i = 0; 4549 while ( sie->si_anlist[i].an_name.bv_val != NULL ) { 4550 ch_free( sie->si_anlist[i].an_name.bv_val ); 4551 i++; 4552 } 4553 ch_free( sie->si_anlist ); 4554 } 4555 if ( sie->si_exanlist ) { 4556 int i = 0; 4557 while ( sie->si_exanlist[i].an_name.bv_val != NULL ) { 4558 ch_free( sie->si_exanlist[i].an_name.bv_val ); 4559 i++; 4560 } 4561 ch_free( sie->si_exanlist ); 4562 } 4563 if ( sie->si_retryinterval ) { 4564 ch_free( sie->si_retryinterval ); 4565 } 4566 if ( sie->si_retrynum ) { 4567 ch_free( sie->si_retrynum ); 4568 } 4569 if ( sie->si_retrynum_init ) { 4570 ch_free( sie->si_retrynum_init ); 4571 } 4572 slap_sync_cookie_free( &sie->si_syncCookie, 0 ); 4573 if ( sie->si_presentlist ) { 4574 avl_free( sie->si_presentlist, ch_free ); 4575 } 4576 while ( !LDAP_LIST_EMPTY( &sie->si_nonpresentlist ) ) { 4577 struct nonpresent_entry* npe; 4578 npe = LDAP_LIST_FIRST( &sie->si_nonpresentlist ); 4579 LDAP_LIST_REMOVE( npe, npe_link ); 4580 if ( npe->npe_name ) { 4581 if ( npe->npe_name->bv_val ) { 4582 ch_free( npe->npe_name->bv_val ); 4583 } 4584 ch_free( npe->npe_name ); 4585 } 4586 if ( npe->npe_nname ) { 4587 if ( npe->npe_nname->bv_val ) { 4588 ch_free( npe->npe_nname->bv_val ); 4589 } 4590 ch_free( npe->npe_nname ); 4591 } 4592 ch_free( npe ); 4593 } 4594 if ( sie->si_cookieState ) { 4595 sie->si_cookieState->cs_ref--; 4596 if ( !sie->si_cookieState->cs_ref ) { 4597 ch_free( sie->si_cookieState->cs_sids ); 4598 ber_bvarray_free( sie->si_cookieState->cs_vals ); 4599 ldap_pvt_thread_mutex_destroy( &sie->si_cookieState->cs_mutex ); 4600 ch_free( sie->si_cookieState->cs_psids ); 4601 ber_bvarray_free( sie->si_cookieState->cs_pvals ); 4602 ldap_pvt_thread_mutex_destroy( &sie->si_cookieState->cs_pmutex ); 4603 ch_free( sie->si_cookieState ); 4604 } 4605 } 4606#ifdef ENABLE_REWRITE 4607 if ( sie->si_rewrite ) 4608 rewrite_info_delete( &sie->si_rewrite ); 4609 if ( sie->si_suffixm.bv_val ) 4610 ch_free( sie->si_suffixm.bv_val ); 4611#endif 4612 ch_free( sie ); 4613 sie = si_next; 4614 } while ( free_all && si_next ); 4615} 4616 4617#ifdef ENABLE_REWRITE 4618static int 4619config_suffixm( ConfigArgs *c, syncinfo_t *si ) 4620{ 4621 char *argvEngine[] = { "rewriteEngine", "on", NULL }; 4622 char *argvContext[] = { "rewriteContext", SUFFIXM_CTX, NULL }; 4623 char *argvRule[] = { "rewriteRule", NULL, NULL, ":", NULL }; 4624 char *vnc, *rnc; 4625 int rc; 4626 4627 if ( si->si_rewrite ) 4628 rewrite_info_delete( &si->si_rewrite ); 4629 si->si_rewrite = rewrite_info_init( REWRITE_MODE_USE_DEFAULT ); 4630 4631 rc = rewrite_parse( si->si_rewrite, c->fname, c->lineno, 2, argvEngine ); 4632 if ( rc != LDAP_SUCCESS ) 4633 return rc; 4634 4635 rc = rewrite_parse( si->si_rewrite, c->fname, c->lineno, 2, argvContext ); 4636 if ( rc != LDAP_SUCCESS ) 4637 return rc; 4638 4639 vnc = ch_malloc( si->si_base.bv_len + 6 ); 4640 strcpy( vnc, "(.*)" ); 4641 lutil_strcopy( lutil_strcopy( vnc+4, si->si_base.bv_val ), "$" ); 4642 argvRule[1] = vnc; 4643 4644 rnc = ch_malloc( si->si_suffixm.bv_len + 3 ); 4645 strcpy( rnc, "%1" ); 4646 strcpy( rnc+2, si->si_suffixm.bv_val ); 4647 argvRule[2] = rnc; 4648 4649 rc = rewrite_parse( si->si_rewrite, c->fname, c->lineno, 4, argvRule ); 4650 ch_free( vnc ); 4651 ch_free( rnc ); 4652 return rc; 4653} 4654#endif 4655 4656/* NOTE: used & documented in slapd.conf(5) */ 4657#define IDSTR "rid" 4658#define PROVIDERSTR "provider" 4659#define SCHEMASTR "schemachecking" 4660#define FILTERSTR "filter" 4661#define SEARCHBASESTR "searchbase" 4662#define SCOPESTR "scope" 4663#define ATTRSONLYSTR "attrsonly" 4664#define ATTRSSTR "attrs" 4665#define TYPESTR "type" 4666#define INTERVALSTR "interval" 4667#define RETRYSTR "retry" 4668#define SLIMITSTR "sizelimit" 4669#define TLIMITSTR "timelimit" 4670#define SYNCDATASTR "syncdata" 4671#define LOGBASESTR "logbase" 4672#define LOGFILTERSTR "logfilter" 4673#define SUFFIXMSTR "suffixmassage" 4674#define STRICT_REFRESH "strictrefresh" 4675 4676/* FIXME: undocumented */ 4677#define EXATTRSSTR "exattrs" 4678#define MANAGEDSAITSTR "manageDSAit" 4679#define UPDATECOOKIESTR "updateCookie" 4680 4681/* mandatory */ 4682enum { 4683 GOT_RID = 0x00000001U, 4684 GOT_PROVIDER = 0x00000002U, 4685 GOT_SCHEMACHECKING = 0x00000004U, 4686 GOT_FILTER = 0x00000008U, 4687 GOT_SEARCHBASE = 0x00000010U, 4688 GOT_SCOPE = 0x00000020U, 4689 GOT_ATTRSONLY = 0x00000040U, 4690 GOT_ATTRS = 0x00000080U, 4691 GOT_TYPE = 0x00000100U, 4692 GOT_INTERVAL = 0x00000200U, 4693 GOT_RETRY = 0x00000400U, 4694 GOT_SLIMIT = 0x00000800U, 4695 GOT_TLIMIT = 0x00001000U, 4696 GOT_SYNCDATA = 0x00002000U, 4697 GOT_LOGBASE = 0x00004000U, 4698 GOT_LOGFILTER = 0x00008000U, 4699 GOT_EXATTRS = 0x00010000U, 4700 GOT_MANAGEDSAIT = 0x00020000U, 4701 GOT_BINDCONF = 0x00040000U, 4702 GOT_SUFFIXM = 0x00080000U, 4703 4704/* check */ 4705 GOT_REQUIRED = (GOT_RID|GOT_PROVIDER|GOT_SEARCHBASE) 4706}; 4707 4708static slap_verbmasks datamodes[] = { 4709 { BER_BVC("default"), SYNCDATA_DEFAULT }, 4710 { BER_BVC("accesslog"), SYNCDATA_ACCESSLOG }, 4711 { BER_BVC("changelog"), SYNCDATA_CHANGELOG }, 4712 { BER_BVNULL, 0 } 4713}; 4714 4715static int 4716parse_syncrepl_retry( 4717 ConfigArgs *c, 4718 char *arg, 4719 syncinfo_t *si ) 4720{ 4721 char **retry_list; 4722 int j, k, n; 4723 int use_default = 0; 4724 4725 char *val = arg + STRLENOF( RETRYSTR "=" ); 4726 if ( strcasecmp( val, "undefined" ) == 0 ) { 4727 val = "3600 +"; 4728 use_default = 1; 4729 } 4730 4731 retry_list = (char **) ch_calloc( 1, sizeof( char * ) ); 4732 retry_list[0] = NULL; 4733 4734 slap_str2clist( &retry_list, val, " ,\t" ); 4735 4736 for ( k = 0; retry_list && retry_list[k]; k++ ) ; 4737 n = k / 2; 4738 if ( k % 2 ) { 4739 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4740 "Error: incomplete syncrepl retry list" ); 4741 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4742 for ( k = 0; retry_list && retry_list[k]; k++ ) { 4743 ch_free( retry_list[k] ); 4744 } 4745 ch_free( retry_list ); 4746 return 1; 4747 } 4748 si->si_retryinterval = (time_t *) ch_calloc( n + 1, sizeof( time_t ) ); 4749 si->si_retrynum = (int *) ch_calloc( n + 1, sizeof( int ) ); 4750 si->si_retrynum_init = (int *) ch_calloc( n + 1, sizeof( int ) ); 4751 for ( j = 0; j < n; j++ ) { 4752 unsigned long t; 4753 if ( lutil_atoul( &t, retry_list[j*2] ) != 0 ) { 4754 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4755 "Error: invalid retry interval \"%s\" (#%d)", 4756 retry_list[j*2], j ); 4757 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4758 /* do some cleanup */ 4759 return 1; 4760 } 4761 si->si_retryinterval[j] = (time_t)t; 4762 if ( *retry_list[j*2+1] == '+' ) { 4763 si->si_retrynum_init[j] = RETRYNUM_FOREVER; 4764 si->si_retrynum[j] = RETRYNUM_FOREVER; 4765 j++; 4766 break; 4767 } else { 4768 if ( lutil_atoi( &si->si_retrynum_init[j], retry_list[j*2+1] ) != 0 4769 || si->si_retrynum_init[j] <= 0 ) 4770 { 4771 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4772 "Error: invalid initial retry number \"%s\" (#%d)", 4773 retry_list[j*2+1], j ); 4774 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4775 /* do some cleanup */ 4776 return 1; 4777 } 4778 if ( lutil_atoi( &si->si_retrynum[j], retry_list[j*2+1] ) != 0 4779 || si->si_retrynum[j] <= 0 ) 4780 { 4781 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4782 "Error: invalid retry number \"%s\" (#%d)", 4783 retry_list[j*2+1], j ); 4784 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4785 /* do some cleanup */ 4786 return 1; 4787 } 4788 } 4789 } 4790 if ( j < 1 || si->si_retrynum_init[j-1] != RETRYNUM_FOREVER ) { 4791 Debug( LDAP_DEBUG_CONFIG, 4792 "%s: syncrepl will eventually stop retrying; the \"retry\" parameter should end with a '+'.\n", 4793 c->log, 0, 0 ); 4794 } 4795 4796 si->si_retrynum_init[j] = RETRYNUM_TAIL; 4797 si->si_retrynum[j] = RETRYNUM_TAIL; 4798 si->si_retryinterval[j] = 0; 4799 4800 for ( k = 0; retry_list && retry_list[k]; k++ ) { 4801 ch_free( retry_list[k] ); 4802 } 4803 ch_free( retry_list ); 4804 if ( !use_default ) { 4805 si->si_got |= GOT_RETRY; 4806 } 4807 4808 return 0; 4809} 4810 4811static int 4812parse_syncrepl_line( 4813 ConfigArgs *c, 4814 syncinfo_t *si ) 4815{ 4816 int i; 4817 char *val; 4818 4819 for ( i = 1; i < c->argc; i++ ) { 4820 if ( !strncasecmp( c->argv[ i ], IDSTR "=", 4821 STRLENOF( IDSTR "=" ) ) ) 4822 { 4823 int tmp; 4824 /* '\0' string terminator accounts for '=' */ 4825 val = c->argv[ i ] + STRLENOF( IDSTR "=" ); 4826 if ( lutil_atoi( &tmp, val ) != 0 ) { 4827 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4828 "Error: parse_syncrepl_line: " 4829 "unable to parse syncrepl id \"%s\"", val ); 4830 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4831 return -1; 4832 } 4833 if ( tmp > SLAP_SYNC_RID_MAX || tmp < 0 ) { 4834 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4835 "Error: parse_syncrepl_line: " 4836 "syncrepl id %d is out of range [0..%d]", tmp, SLAP_SYNC_RID_MAX ); 4837 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4838 return -1; 4839 } 4840 si->si_rid = tmp; 4841 sprintf( si->si_ridtxt, IDSTR "=%03d", si->si_rid ); 4842 si->si_got |= GOT_RID; 4843 } else if ( !strncasecmp( c->argv[ i ], PROVIDERSTR "=", 4844 STRLENOF( PROVIDERSTR "=" ) ) ) 4845 { 4846 val = c->argv[ i ] + STRLENOF( PROVIDERSTR "=" ); 4847 ber_str2bv( val, 0, 1, &si->si_bindconf.sb_uri ); 4848#ifdef HAVE_TLS 4849 if ( ldap_is_ldaps_url( val )) 4850 si->si_bindconf.sb_tls_do_init = 1; 4851#endif 4852 si->si_got |= GOT_PROVIDER; 4853 } else if ( !strncasecmp( c->argv[ i ], SCHEMASTR "=", 4854 STRLENOF( SCHEMASTR "=" ) ) ) 4855 { 4856 val = c->argv[ i ] + STRLENOF( SCHEMASTR "=" ); 4857 if ( !strncasecmp( val, "on", STRLENOF( "on" ) ) ) { 4858 si->si_schemachecking = 1; 4859 } else if ( !strncasecmp( val, "off", STRLENOF( "off" ) ) ) { 4860 si->si_schemachecking = 0; 4861 } else { 4862 si->si_schemachecking = 1; 4863 } 4864 si->si_got |= GOT_SCHEMACHECKING; 4865 } else if ( !strncasecmp( c->argv[ i ], FILTERSTR "=", 4866 STRLENOF( FILTERSTR "=" ) ) ) 4867 { 4868 val = c->argv[ i ] + STRLENOF( FILTERSTR "=" ); 4869 if ( si->si_filterstr.bv_val ) 4870 ch_free( si->si_filterstr.bv_val ); 4871 ber_str2bv( val, 0, 1, &si->si_filterstr ); 4872 si->si_got |= GOT_FILTER; 4873 } else if ( !strncasecmp( c->argv[ i ], LOGFILTERSTR "=", 4874 STRLENOF( LOGFILTERSTR "=" ) ) ) 4875 { 4876 val = c->argv[ i ] + STRLENOF( LOGFILTERSTR "=" ); 4877 if ( si->si_logfilterstr.bv_val ) 4878 ch_free( si->si_logfilterstr.bv_val ); 4879 ber_str2bv( val, 0, 1, &si->si_logfilterstr ); 4880 si->si_got |= GOT_LOGFILTER; 4881 } else if ( !strncasecmp( c->argv[ i ], SEARCHBASESTR "=", 4882 STRLENOF( SEARCHBASESTR "=" ) ) ) 4883 { 4884 struct berval bv; 4885 int rc; 4886 4887 val = c->argv[ i ] + STRLENOF( SEARCHBASESTR "=" ); 4888 if ( si->si_base.bv_val ) { 4889 ch_free( si->si_base.bv_val ); 4890 } 4891 ber_str2bv( val, 0, 0, &bv ); 4892 rc = dnNormalize( 0, NULL, NULL, &bv, &si->si_base, NULL ); 4893 if ( rc != LDAP_SUCCESS ) { 4894 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4895 "Invalid base DN \"%s\": %d (%s)", 4896 val, rc, ldap_err2string( rc ) ); 4897 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4898 return -1; 4899 } 4900 si->si_got |= GOT_SEARCHBASE; 4901#ifdef ENABLE_REWRITE 4902 } else if ( !strncasecmp( c->argv[ i ], SUFFIXMSTR "=", 4903 STRLENOF( SUFFIXMSTR "=" ) ) ) 4904 { 4905 struct berval bv; 4906 int rc; 4907 4908 val = c->argv[ i ] + STRLENOF( SUFFIXMSTR "=" ); 4909 if ( si->si_suffixm.bv_val ) { 4910 ch_free( si->si_suffixm.bv_val ); 4911 } 4912 ber_str2bv( val, 0, 0, &bv ); 4913 rc = dnNormalize( 0, NULL, NULL, &bv, &si->si_suffixm, NULL ); 4914 if ( rc != LDAP_SUCCESS ) { 4915 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4916 "Invalid massage DN \"%s\": %d (%s)", 4917 val, rc, ldap_err2string( rc ) ); 4918 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4919 return -1; 4920 } 4921 if ( !be_issubordinate( c->be, &si->si_suffixm )) { 4922 ch_free( si->si_suffixm.bv_val ); 4923 BER_BVZERO( &si->si_suffixm ); 4924 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4925 "Massage DN \"%s\" is not within the database naming context", 4926 val ); 4927 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4928 return -1; 4929 } 4930 si->si_got |= GOT_SUFFIXM; 4931#endif 4932 } else if ( !strncasecmp( c->argv[ i ], LOGBASESTR "=", 4933 STRLENOF( LOGBASESTR "=" ) ) ) 4934 { 4935 struct berval bv; 4936 int rc; 4937 4938 val = c->argv[ i ] + STRLENOF( LOGBASESTR "=" ); 4939 if ( si->si_logbase.bv_val ) { 4940 ch_free( si->si_logbase.bv_val ); 4941 } 4942 ber_str2bv( val, 0, 0, &bv ); 4943 rc = dnNormalize( 0, NULL, NULL, &bv, &si->si_logbase, NULL ); 4944 if ( rc != LDAP_SUCCESS ) { 4945 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4946 "Invalid logbase DN \"%s\": %d (%s)", 4947 val, rc, ldap_err2string( rc ) ); 4948 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4949 return -1; 4950 } 4951 si->si_got |= GOT_LOGBASE; 4952 } else if ( !strncasecmp( c->argv[ i ], SCOPESTR "=", 4953 STRLENOF( SCOPESTR "=" ) ) ) 4954 { 4955 int j; 4956 val = c->argv[ i ] + STRLENOF( SCOPESTR "=" ); 4957 j = ldap_pvt_str2scope( val ); 4958 if ( j < 0 ) { 4959 snprintf( c->cr_msg, sizeof( c->cr_msg ), 4960 "Error: parse_syncrepl_line: " 4961 "unknown scope \"%s\"", val); 4962 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 4963 return -1; 4964 } 4965 si->si_scope = j; 4966 si->si_got |= GOT_SCOPE; 4967 } else if ( !strncasecmp( c->argv[ i ], ATTRSONLYSTR, 4968 STRLENOF( ATTRSONLYSTR ) ) ) 4969 { 4970 si->si_attrsonly = 1; 4971 si->si_got |= GOT_ATTRSONLY; 4972 } else if ( !strncasecmp( c->argv[ i ], ATTRSSTR "=", 4973 STRLENOF( ATTRSSTR "=" ) ) ) 4974 { 4975 val = c->argv[ i ] + STRLENOF( ATTRSSTR "=" ); 4976 if ( !strncasecmp( val, ":include:", STRLENOF(":include:") ) ) { 4977 char *attr_fname; 4978 attr_fname = ch_strdup( val + STRLENOF(":include:") ); 4979 si->si_anlist = file2anlist( si->si_anlist, attr_fname, " ,\t" ); 4980 if ( si->si_anlist == NULL ) { 4981 ch_free( attr_fname ); 4982 return -1; 4983 } 4984 si->si_anfile = attr_fname; 4985 } else { 4986 char *str, *s, *next; 4987 const char *delimstr = " ,\t"; 4988 str = ch_strdup( val ); 4989 for ( s = ldap_pvt_strtok( str, delimstr, &next ); 4990 s != NULL; 4991 s = ldap_pvt_strtok( NULL, delimstr, &next ) ) 4992 { 4993 if ( strlen(s) == 1 && *s == '*' ) { 4994 si->si_allattrs = 1; 4995 val[ s - str ] = delimstr[0]; 4996 } 4997 if ( strlen(s) == 1 && *s == '+' ) { 4998 si->si_allopattrs = 1; 4999 val [ s - str ] = delimstr[0]; 5000 } 5001 } 5002 ch_free( str ); 5003 si->si_anlist = str2anlist( si->si_anlist, val, " ,\t" ); 5004 if ( si->si_anlist == NULL ) { 5005 return -1; 5006 } 5007 } 5008 si->si_got |= GOT_ATTRS; 5009 } else if ( !strncasecmp( c->argv[ i ], EXATTRSSTR "=", 5010 STRLENOF( EXATTRSSTR "=" ) ) ) 5011 { 5012 val = c->argv[ i ] + STRLENOF( EXATTRSSTR "=" ); 5013 if ( !strncasecmp( val, ":include:", STRLENOF(":include:") ) ) { 5014 char *attr_fname; 5015 attr_fname = ch_strdup( val + STRLENOF(":include:") ); 5016 si->si_exanlist = file2anlist( 5017 si->si_exanlist, attr_fname, " ,\t" ); 5018 if ( si->si_exanlist == NULL ) { 5019 ch_free( attr_fname ); 5020 return -1; 5021 } 5022 ch_free( attr_fname ); 5023 } else { 5024 si->si_exanlist = str2anlist( si->si_exanlist, val, " ,\t" ); 5025 if ( si->si_exanlist == NULL ) { 5026 return -1; 5027 } 5028 } 5029 si->si_got |= GOT_EXATTRS; 5030 } else if ( !strncasecmp( c->argv[ i ], TYPESTR "=", 5031 STRLENOF( TYPESTR "=" ) ) ) 5032 { 5033 val = c->argv[ i ] + STRLENOF( TYPESTR "=" ); 5034 if ( !strncasecmp( val, "refreshOnly", 5035 STRLENOF("refreshOnly") ) ) 5036 { 5037 si->si_type = si->si_ctype = LDAP_SYNC_REFRESH_ONLY; 5038 } else if ( !strncasecmp( val, "refreshAndPersist", 5039 STRLENOF("refreshAndPersist") ) ) 5040 { 5041 si->si_type = si->si_ctype = LDAP_SYNC_REFRESH_AND_PERSIST; 5042 si->si_interval = 60; 5043 } else { 5044 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5045 "Error: parse_syncrepl_line: " 5046 "unknown sync type \"%s\"", val); 5047 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5048 return -1; 5049 } 5050 si->si_got |= GOT_TYPE; 5051 } else if ( !strncasecmp( c->argv[ i ], INTERVALSTR "=", 5052 STRLENOF( INTERVALSTR "=" ) ) ) 5053 { 5054 val = c->argv[ i ] + STRLENOF( INTERVALSTR "=" ); 5055 if ( si->si_type == LDAP_SYNC_REFRESH_AND_PERSIST ) { 5056 si->si_interval = 0; 5057 } else if ( strchr( val, ':' ) != NULL ) { 5058 char *next, *ptr = val; 5059 int dd, hh, mm, ss; 5060 5061 dd = strtol( ptr, &next, 10 ); 5062 if ( next == ptr || next[0] != ':' || dd < 0 ) { 5063 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5064 "Error: parse_syncrepl_line: " 5065 "invalid interval \"%s\", unable to parse days", val ); 5066 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5067 return -1; 5068 } 5069 ptr = next + 1; 5070 hh = strtol( ptr, &next, 10 ); 5071 if ( next == ptr || next[0] != ':' || hh < 0 || hh > 24 ) { 5072 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5073 "Error: parse_syncrepl_line: " 5074 "invalid interval \"%s\", unable to parse hours", val ); 5075 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5076 return -1; 5077 } 5078 ptr = next + 1; 5079 mm = strtol( ptr, &next, 10 ); 5080 if ( next == ptr || next[0] != ':' || mm < 0 || mm > 60 ) { 5081 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5082 "Error: parse_syncrepl_line: " 5083 "invalid interval \"%s\", unable to parse minutes", val ); 5084 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5085 return -1; 5086 } 5087 ptr = next + 1; 5088 ss = strtol( ptr, &next, 10 ); 5089 if ( next == ptr || next[0] != '\0' || ss < 0 || ss > 60 ) { 5090 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5091 "Error: parse_syncrepl_line: " 5092 "invalid interval \"%s\", unable to parse seconds", val ); 5093 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5094 return -1; 5095 } 5096 si->si_interval = (( dd * 24 + hh ) * 60 + mm ) * 60 + ss; 5097 } else { 5098 unsigned long t; 5099 5100 if ( lutil_parse_time( val, &t ) != 0 ) { 5101 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5102 "Error: parse_syncrepl_line: " 5103 "invalid interval \"%s\"", val ); 5104 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5105 return -1; 5106 } 5107 si->si_interval = (time_t)t; 5108 } 5109 if ( si->si_interval < 0 ) { 5110 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5111 "Error: parse_syncrepl_line: " 5112 "invalid interval \"%ld\"", 5113 (long) si->si_interval); 5114 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5115 return -1; 5116 } 5117 si->si_got |= GOT_INTERVAL; 5118 } else if ( !strncasecmp( c->argv[ i ], RETRYSTR "=", 5119 STRLENOF( RETRYSTR "=" ) ) ) 5120 { 5121 if ( parse_syncrepl_retry( c, c->argv[ i ], si ) ) { 5122 return 1; 5123 } 5124 } else if ( !strncasecmp( c->argv[ i ], MANAGEDSAITSTR "=", 5125 STRLENOF( MANAGEDSAITSTR "=" ) ) ) 5126 { 5127 val = c->argv[ i ] + STRLENOF( MANAGEDSAITSTR "=" ); 5128 if ( lutil_atoi( &si->si_manageDSAit, val ) != 0 5129 || si->si_manageDSAit < 0 || si->si_manageDSAit > 1 ) 5130 { 5131 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5132 "invalid manageDSAit value \"%s\".\n", 5133 val ); 5134 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5135 return 1; 5136 } 5137 si->si_got |= GOT_MANAGEDSAIT; 5138 } else if ( !strncasecmp( c->argv[ i ], UPDATECOOKIESTR "=", 5139 STRLENOF( UPDATECOOKIESTR "=" ) ) ) 5140 { 5141 val = c->argv[ i ] + STRLENOF( UPDATECOOKIESTR "=" ); 5142 if ( !strncasecmp( val, "on", STRLENOF( "on" ) ) ) { 5143 si->si_updateCookie = 1; 5144 } else if ( !strncasecmp( val, "off", STRLENOF( "off" ) ) ) { 5145 si->si_updateCookie = 0; 5146 } else { 5147 si->si_updateCookie = 1; 5148 } 5149 } else if ( !strncasecmp( c->argv[ i ], SLIMITSTR "=", 5150 STRLENOF( SLIMITSTR "=") ) ) 5151 { 5152 val = c->argv[ i ] + STRLENOF( SLIMITSTR "=" ); 5153 if ( strcasecmp( val, "unlimited" ) == 0 ) { 5154 si->si_slimit = 0; 5155 5156 } else if ( lutil_atoi( &si->si_slimit, val ) != 0 || si->si_slimit < 0 ) { 5157 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5158 "invalid size limit value \"%s\".\n", 5159 val ); 5160 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5161 return 1; 5162 } 5163 si->si_got |= GOT_SLIMIT; 5164 } else if ( !strncasecmp( c->argv[ i ], TLIMITSTR "=", 5165 STRLENOF( TLIMITSTR "=" ) ) ) 5166 { 5167 val = c->argv[ i ] + STRLENOF( TLIMITSTR "=" ); 5168 if ( strcasecmp( val, "unlimited" ) == 0 ) { 5169 si->si_tlimit = 0; 5170 5171 } else if ( lutil_atoi( &si->si_tlimit, val ) != 0 || si->si_tlimit < 0 ) { 5172 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5173 "invalid time limit value \"%s\".\n", 5174 val ); 5175 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5176 return 1; 5177 } 5178 si->si_got |= GOT_TLIMIT; 5179 } else if ( !strncasecmp( c->argv[ i ], SYNCDATASTR "=", 5180 STRLENOF( SYNCDATASTR "=" ) ) ) 5181 { 5182 val = c->argv[ i ] + STRLENOF( SYNCDATASTR "=" ); 5183 si->si_syncdata = verb_to_mask( val, datamodes ); 5184 si->si_got |= GOT_SYNCDATA; 5185 } else if ( !strncasecmp( c->argv[ i ], STRICT_REFRESH, 5186 STRLENOF( STRICT_REFRESH ) ) ) 5187 { 5188 si->si_strict_refresh = 1; 5189 } else if ( bindconf_parse( c->argv[i], &si->si_bindconf ) ) { 5190 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5191 "Error: parse_syncrepl_line: " 5192 "unable to parse \"%s\"\n", c->argv[ i ] ); 5193 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5194 return -1; 5195 } 5196 si->si_got |= GOT_BINDCONF; 5197 } 5198 5199 if ( ( si->si_got & GOT_REQUIRED ) != GOT_REQUIRED ) { 5200 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5201 "Error: Malformed \"syncrepl\" line in slapd config file, missing%s%s%s", 5202 si->si_got & GOT_RID ? "" : " "IDSTR, 5203 si->si_got & GOT_PROVIDER ? "" : " "PROVIDERSTR, 5204 si->si_got & GOT_SEARCHBASE ? "" : " "SEARCHBASESTR ); 5205 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5206 return -1; 5207 } 5208 5209 if ( !be_issubordinate( c->be, &si->si_base ) && !( si->si_got & GOT_SUFFIXM )) { 5210 ch_free( si->si_base.bv_val ); 5211 BER_BVZERO( &si->si_base ); 5212 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5213 "Base DN \"%s\" is not within the database naming context", 5214 val ); 5215 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5216 return -1; 5217 } 5218 5219#ifdef ENABLE_REWRITE 5220 if ( si->si_got & GOT_SUFFIXM ) { 5221 if (config_suffixm( c, si )) { 5222 ch_free( si->si_suffixm.bv_val ); 5223 BER_BVZERO( &si->si_suffixm ); 5224 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5225 "Error configuring rewrite engine" ); 5226 Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 ); 5227 return -1; 5228 } 5229 } 5230#endif 5231 5232 if ( !( si->si_got & GOT_RETRY ) ) { 5233 Debug( LDAP_DEBUG_ANY, "syncrepl %s " SEARCHBASESTR "=\"%s\": no retry defined, using default\n", 5234 si->si_ridtxt, c->be->be_suffix ? c->be->be_suffix[ 0 ].bv_val : "(null)", 0 ); 5235 if ( si->si_retryinterval == NULL ) { 5236 if ( parse_syncrepl_retry( c, "retry=undefined", si ) ) { 5237 return 1; 5238 } 5239 } 5240 } 5241 5242 si->si_filter = str2filter( si->si_filterstr.bv_val ); 5243 if ( si->si_filter == NULL ) { 5244 Debug( LDAP_DEBUG_ANY, "syncrepl %s " SEARCHBASESTR "=\"%s\": unable to parse filter=\"%s\"\n", 5245 si->si_ridtxt, c->be->be_suffix ? c->be->be_suffix[ 0 ].bv_val : "(null)", si->si_filterstr.bv_val ); 5246 return 1; 5247 } 5248 5249 return 0; 5250} 5251 5252static int 5253add_syncrepl( 5254 ConfigArgs *c ) 5255{ 5256 syncinfo_t *si; 5257 int rc = 0; 5258 5259 if ( !( c->be->be_search && c->be->be_add && c->be->be_modify && c->be->be_delete ) ) { 5260 snprintf( c->cr_msg, sizeof(c->cr_msg), "database %s does not support " 5261 "operations required for syncrepl", c->be->be_type ); 5262 Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->cr_msg, 0 ); 5263 return 1; 5264 } 5265 if ( BER_BVISEMPTY( &c->be->be_rootdn ) ) { 5266 strcpy( c->cr_msg, "rootDN must be defined before syncrepl may be used" ); 5267 Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->cr_msg, 0 ); 5268 return 1; 5269 } 5270 si = (syncinfo_t *) ch_calloc( 1, sizeof( syncinfo_t ) ); 5271 5272 if ( si == NULL ) { 5273 Debug( LDAP_DEBUG_ANY, "out of memory in add_syncrepl\n", 0, 0, 0 ); 5274 return 1; 5275 } 5276 5277 si->si_bindconf.sb_tls = SB_TLS_OFF; 5278 si->si_bindconf.sb_method = LDAP_AUTH_SIMPLE; 5279 si->si_schemachecking = 0; 5280 ber_str2bv( "(objectclass=*)", STRLENOF("(objectclass=*)"), 1, 5281 &si->si_filterstr ); 5282 si->si_base.bv_val = NULL; 5283 si->si_scope = LDAP_SCOPE_SUBTREE; 5284 si->si_attrsonly = 0; 5285 si->si_anlist = (AttributeName *) ch_calloc( 1, sizeof( AttributeName ) ); 5286 si->si_exanlist = (AttributeName *) ch_calloc( 1, sizeof( AttributeName ) ); 5287 si->si_attrs = NULL; 5288 si->si_allattrs = 0; 5289 si->si_allopattrs = 0; 5290 si->si_exattrs = NULL; 5291 si->si_type = si->si_ctype = LDAP_SYNC_REFRESH_ONLY; 5292 si->si_interval = 86400; 5293 si->si_retryinterval = NULL; 5294 si->si_retrynum_init = NULL; 5295 si->si_retrynum = NULL; 5296 si->si_manageDSAit = 0; 5297 si->si_tlimit = 0; 5298 si->si_slimit = 0; 5299 si->si_updateCookie = 0; 5300 5301 si->si_presentlist = NULL; 5302 LDAP_LIST_INIT( &si->si_nonpresentlist ); 5303 ldap_pvt_thread_mutex_init( &si->si_mutex ); 5304 5305 rc = parse_syncrepl_line( c, si ); 5306 5307 if ( rc == 0 ) { 5308 LDAPURLDesc *lud; 5309 5310 /* Must be LDAPv3 because we need controls */ 5311 switch ( si->si_bindconf.sb_version ) { 5312 case 0: 5313 /* not explicitly set */ 5314 si->si_bindconf.sb_version = LDAP_VERSION3; 5315 break; 5316 case 3: 5317 /* explicitly set */ 5318 break; 5319 default: 5320 Debug( LDAP_DEBUG_ANY, 5321 "version %d incompatible with syncrepl\n", 5322 si->si_bindconf.sb_version, 0, 0 ); 5323 syncinfo_free( si, 0 ); 5324 return 1; 5325 } 5326 5327 if ( ldap_url_parse( si->si_bindconf.sb_uri.bv_val, &lud )) { 5328 snprintf( c->cr_msg, sizeof( c->cr_msg ), 5329 "<%s> invalid URL", c->argv[0] ); 5330 Debug( LDAP_DEBUG_ANY, "%s: %s %s\n", 5331 c->log, c->cr_msg, si->si_bindconf.sb_uri.bv_val ); 5332 return 1; 5333 } 5334 5335 si->si_be = c->be; 5336 if ( slapMode & SLAP_SERVER_MODE ) { 5337 int isMe = 0; 5338 /* check if consumer points to current server and database. 5339 * If so, ignore this configuration. 5340 */ 5341 if ( !SLAP_DBHIDDEN( c->be ) ) { 5342 int i; 5343 /* if searchbase doesn't match current DB suffix, 5344 * assume it's different 5345 */ 5346 for ( i=0; !BER_BVISNULL( &c->be->be_nsuffix[i] ); i++ ) { 5347 if ( bvmatch( &si->si_base, &c->be->be_nsuffix[i] )) { 5348 isMe = 1; 5349 break; 5350 } 5351 } 5352 /* if searchbase matches, see if URLs match */ 5353 if ( isMe && config_check_my_url( si->si_bindconf.sb_uri.bv_val, 5354 lud ) == NULL ) 5355 isMe = 0; 5356 } 5357 5358 if ( !isMe ) { 5359 init_syncrepl( si ); 5360 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 5361 si->si_re = ldap_pvt_runqueue_insert( &slapd_rq, 5362 si->si_interval, do_syncrepl, si, "do_syncrepl", 5363 si->si_ridtxt ); 5364 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 5365 if ( si->si_re ) 5366 rc = config_sync_shadow( c ) ? -1 : 0; 5367 else 5368 rc = -1; 5369 } 5370 } else { 5371 /* mirrormode still needs to see this flag in tool mode */ 5372 rc = config_sync_shadow( c ) ? -1 : 0; 5373 } 5374 ldap_free_urldesc( lud ); 5375 } 5376 5377#ifdef HAVE_TLS 5378 /* Use main slapd defaults */ 5379 bindconf_tls_defaults( &si->si_bindconf ); 5380#endif 5381 if ( rc < 0 ) { 5382 Debug( LDAP_DEBUG_ANY, "failed to add syncinfo\n", 0, 0, 0 ); 5383 syncinfo_free( si, 0 ); 5384 return 1; 5385 } else { 5386 Debug( LDAP_DEBUG_CONFIG, 5387 "Config: ** successfully added syncrepl %s \"%s\"\n", 5388 si->si_ridtxt, 5389 BER_BVISNULL( &si->si_bindconf.sb_uri ) ? 5390 "(null)" : si->si_bindconf.sb_uri.bv_val, 0 ); 5391 if ( c->be->be_syncinfo ) { 5392 syncinfo_t *sip; 5393 5394 si->si_cookieState = c->be->be_syncinfo->si_cookieState; 5395 5396 /* add new syncrepl to end of list (same order as when deleting) */ 5397 for ( sip = c->be->be_syncinfo; sip->si_next; sip = sip->si_next ); 5398 sip->si_next = si; 5399 } else { 5400 si->si_cookieState = ch_calloc( 1, sizeof( cookie_state )); 5401 ldap_pvt_thread_mutex_init( &si->si_cookieState->cs_mutex ); 5402 ldap_pvt_thread_mutex_init( &si->si_cookieState->cs_pmutex ); 5403 5404 c->be->be_syncinfo = si; 5405 } 5406 si->si_cookieState->cs_ref++; 5407 5408 si->si_next = NULL; 5409 5410 return 0; 5411 } 5412} 5413 5414static void 5415syncrepl_unparse( syncinfo_t *si, struct berval *bv ) 5416{ 5417 struct berval bc, uri, bs; 5418 char buf[BUFSIZ*2], *ptr; 5419 ber_len_t len; 5420 int i; 5421# define WHATSLEFT ((ber_len_t) (&buf[sizeof( buf )] - ptr)) 5422 5423 BER_BVZERO( bv ); 5424 5425 /* temporarily inhibit bindconf from printing URI */ 5426 uri = si->si_bindconf.sb_uri; 5427 BER_BVZERO( &si->si_bindconf.sb_uri ); 5428 si->si_bindconf.sb_version = 0; 5429 bindconf_unparse( &si->si_bindconf, &bc ); 5430 si->si_bindconf.sb_uri = uri; 5431 si->si_bindconf.sb_version = LDAP_VERSION3; 5432 5433 ptr = buf; 5434 assert( si->si_rid >= 0 && si->si_rid <= SLAP_SYNC_RID_MAX ); 5435 len = snprintf( ptr, WHATSLEFT, IDSTR "=%03d " PROVIDERSTR "=%s", 5436 si->si_rid, si->si_bindconf.sb_uri.bv_val ); 5437 if ( len >= sizeof( buf ) ) return; 5438 ptr += len; 5439 if ( !BER_BVISNULL( &bc ) ) { 5440 if ( WHATSLEFT <= bc.bv_len ) { 5441 free( bc.bv_val ); 5442 return; 5443 } 5444 ptr = lutil_strcopy( ptr, bc.bv_val ); 5445 free( bc.bv_val ); 5446 } 5447 if ( !BER_BVISEMPTY( &si->si_filterstr ) ) { 5448 if ( WHATSLEFT <= STRLENOF( " " FILTERSTR "=\"" "\"" ) + si->si_filterstr.bv_len ) return; 5449 ptr = lutil_strcopy( ptr, " " FILTERSTR "=\"" ); 5450 ptr = lutil_strcopy( ptr, si->si_filterstr.bv_val ); 5451 *ptr++ = '"'; 5452 } 5453 if ( !BER_BVISNULL( &si->si_base ) ) { 5454 if ( WHATSLEFT <= STRLENOF( " " SEARCHBASESTR "=\"" "\"" ) + si->si_base.bv_len ) return; 5455 ptr = lutil_strcopy( ptr, " " SEARCHBASESTR "=\"" ); 5456 ptr = lutil_strcopy( ptr, si->si_base.bv_val ); 5457 *ptr++ = '"'; 5458 } 5459#ifdef ENABLE_REWRITE 5460 if ( !BER_BVISNULL( &si->si_suffixm ) ) { 5461 if ( WHATSLEFT <= STRLENOF( " " SUFFIXMSTR "=\"" "\"" ) + si->si_suffixm.bv_len ) return; 5462 ptr = lutil_strcopy( ptr, " " SUFFIXMSTR "=\"" ); 5463 ptr = lutil_strcopy( ptr, si->si_suffixm.bv_val ); 5464 *ptr++ = '"'; 5465 } 5466#endif 5467 if ( !BER_BVISEMPTY( &si->si_logfilterstr ) ) { 5468 if ( WHATSLEFT <= STRLENOF( " " LOGFILTERSTR "=\"" "\"" ) + si->si_logfilterstr.bv_len ) return; 5469 ptr = lutil_strcopy( ptr, " " LOGFILTERSTR "=\"" ); 5470 ptr = lutil_strcopy( ptr, si->si_logfilterstr.bv_val ); 5471 *ptr++ = '"'; 5472 } 5473 if ( !BER_BVISNULL( &si->si_logbase ) ) { 5474 if ( WHATSLEFT <= STRLENOF( " " LOGBASESTR "=\"" "\"" ) + si->si_logbase.bv_len ) return; 5475 ptr = lutil_strcopy( ptr, " " LOGBASESTR "=\"" ); 5476 ptr = lutil_strcopy( ptr, si->si_logbase.bv_val ); 5477 *ptr++ = '"'; 5478 } 5479 if ( ldap_pvt_scope2bv( si->si_scope, &bs ) == LDAP_SUCCESS ) { 5480 if ( WHATSLEFT <= STRLENOF( " " SCOPESTR "=" ) + bs.bv_len ) return; 5481 ptr = lutil_strcopy( ptr, " " SCOPESTR "=" ); 5482 ptr = lutil_strcopy( ptr, bs.bv_val ); 5483 } 5484 if ( si->si_attrsonly ) { 5485 if ( WHATSLEFT <= STRLENOF( " " ATTRSONLYSTR "=\"" "\"" ) ) return; 5486 ptr = lutil_strcopy( ptr, " " ATTRSONLYSTR ); 5487 } 5488 if ( si->si_anfile ) { 5489 if ( WHATSLEFT <= STRLENOF( " " ATTRSSTR "=\":include:" "\"" ) + strlen( si->si_anfile ) ) return; 5490 ptr = lutil_strcopy( ptr, " " ATTRSSTR "=:include:\"" ); 5491 ptr = lutil_strcopy( ptr, si->si_anfile ); 5492 *ptr++ = '"'; 5493 } else if ( si->si_allattrs || si->si_allopattrs || 5494 ( si->si_anlist && !BER_BVISNULL(&si->si_anlist[0].an_name) ) ) 5495 { 5496 char *old; 5497 5498 if ( WHATSLEFT <= STRLENOF( " " ATTRSONLYSTR "=\"" "\"" ) ) return; 5499 ptr = lutil_strcopy( ptr, " " ATTRSSTR "=\"" ); 5500 old = ptr; 5501 ptr = anlist_unparse( si->si_anlist, ptr, WHATSLEFT ); 5502 if ( ptr == NULL ) return; 5503 if ( si->si_allattrs ) { 5504 if ( WHATSLEFT <= STRLENOF( ",*\"" ) ) return; 5505 if ( old != ptr ) *ptr++ = ','; 5506 *ptr++ = '*'; 5507 } 5508 if ( si->si_allopattrs ) { 5509 if ( WHATSLEFT <= STRLENOF( ",+\"" ) ) return; 5510 if ( old != ptr ) *ptr++ = ','; 5511 *ptr++ = '+'; 5512 } 5513 *ptr++ = '"'; 5514 } 5515 if ( si->si_exanlist && !BER_BVISNULL(&si->si_exanlist[0].an_name) ) { 5516 if ( WHATSLEFT <= STRLENOF( " " EXATTRSSTR "=" ) ) return; 5517 ptr = lutil_strcopy( ptr, " " EXATTRSSTR "=" ); 5518 ptr = anlist_unparse( si->si_exanlist, ptr, WHATSLEFT ); 5519 if ( ptr == NULL ) return; 5520 } 5521 if ( WHATSLEFT <= STRLENOF( " " SCHEMASTR "=" ) + STRLENOF( "off" ) ) return; 5522 ptr = lutil_strcopy( ptr, " " SCHEMASTR "=" ); 5523 ptr = lutil_strcopy( ptr, si->si_schemachecking ? "on" : "off" ); 5524 5525 if ( WHATSLEFT <= STRLENOF( " " TYPESTR "=" ) + STRLENOF( "refreshAndPersist" ) ) return; 5526 ptr = lutil_strcopy( ptr, " " TYPESTR "=" ); 5527 ptr = lutil_strcopy( ptr, si->si_type == LDAP_SYNC_REFRESH_AND_PERSIST ? 5528 "refreshAndPersist" : "refreshOnly" ); 5529 5530 if ( si->si_type == LDAP_SYNC_REFRESH_ONLY ) { 5531 int dd, hh, mm, ss; 5532 5533 dd = si->si_interval; 5534 ss = dd % 60; 5535 dd /= 60; 5536 mm = dd % 60; 5537 dd /= 60; 5538 hh = dd % 24; 5539 dd /= 24; 5540 len = snprintf( ptr, WHATSLEFT, " %s=%02d:%02d:%02d:%02d", 5541 INTERVALSTR, dd, hh, mm, ss ); 5542 if ( len >= WHATSLEFT ) return; 5543 ptr += len; 5544 } 5545 5546 if ( si->si_got & GOT_RETRY ) { 5547 const char *space = ""; 5548 if ( WHATSLEFT <= STRLENOF( " " RETRYSTR "=\"" "\"" ) ) return; 5549 ptr = lutil_strcopy( ptr, " " RETRYSTR "=\"" ); 5550 for (i=0; si->si_retryinterval[i]; i++) { 5551 len = snprintf( ptr, WHATSLEFT, "%s%ld ", space, 5552 (long) si->si_retryinterval[i] ); 5553 space = " "; 5554 if ( WHATSLEFT - 1 <= len ) return; 5555 ptr += len; 5556 if ( si->si_retrynum_init[i] == RETRYNUM_FOREVER ) 5557 *ptr++ = '+'; 5558 else { 5559 len = snprintf( ptr, WHATSLEFT, "%d", si->si_retrynum_init[i] ); 5560 if ( WHATSLEFT <= len ) return; 5561 ptr += len; 5562 } 5563 } 5564 if ( WHATSLEFT <= STRLENOF( "\"" ) ) return; 5565 *ptr++ = '"'; 5566 } else { 5567 ptr = lutil_strcopy( ptr, " " RETRYSTR "=undefined" ); 5568 } 5569 5570 if ( si->si_slimit ) { 5571 len = snprintf( ptr, WHATSLEFT, " " SLIMITSTR "=%d", si->si_slimit ); 5572 if ( WHATSLEFT <= len ) return; 5573 ptr += len; 5574 } 5575 5576 if ( si->si_tlimit ) { 5577 len = snprintf( ptr, WHATSLEFT, " " TLIMITSTR "=%d", si->si_tlimit ); 5578 if ( WHATSLEFT <= len ) return; 5579 ptr += len; 5580 } 5581 5582 if ( si->si_syncdata ) { 5583 if ( enum_to_verb( datamodes, si->si_syncdata, &bc ) >= 0 ) { 5584 if ( WHATSLEFT <= STRLENOF( " " SYNCDATASTR "=" ) + bc.bv_len ) return; 5585 ptr = lutil_strcopy( ptr, " " SYNCDATASTR "=" ); 5586 ptr = lutil_strcopy( ptr, bc.bv_val ); 5587 } 5588 } 5589 bc.bv_len = ptr - buf; 5590 bc.bv_val = buf; 5591 ber_dupbv( bv, &bc ); 5592} 5593 5594int 5595syncrepl_config( ConfigArgs *c ) 5596{ 5597 if (c->op == SLAP_CONFIG_EMIT) { 5598 if ( c->be->be_syncinfo ) { 5599 struct berval bv; 5600 syncinfo_t *si; 5601 5602 for ( si = c->be->be_syncinfo; si; si=si->si_next ) { 5603 syncrepl_unparse( si, &bv ); 5604 ber_bvarray_add( &c->rvalue_vals, &bv ); 5605 } 5606 return 0; 5607 } 5608 return 1; 5609 } else if ( c->op == LDAP_MOD_DELETE ) { 5610 int isrunning = 0; 5611 if ( c->be->be_syncinfo ) { 5612 syncinfo_t *si, **sip; 5613 int i; 5614 5615 for ( sip = &c->be->be_syncinfo, i=0; *sip; i++ ) { 5616 si = *sip; 5617 if ( c->valx == -1 || i == c->valx ) { 5618 *sip = si->si_next; 5619 si->si_ctype = -1; 5620 si->si_next = NULL; 5621 /* If the task is currently active, we have to leave 5622 * it running. It will exit on its own. This will only 5623 * happen when running on the cn=config DB. 5624 */ 5625 if ( si->si_re ) { 5626 if ( ldap_pvt_thread_mutex_trylock( &si->si_mutex )) { 5627 isrunning = 1; 5628 } else { 5629 /* There is no active thread, but we must still 5630 * ensure that no thread is (or will be) queued 5631 * while we removes the task. 5632 */ 5633 struct re_s *re = si->si_re; 5634 si->si_re = NULL; 5635 5636 if ( si->si_conn ) { 5637 connection_client_stop( si->si_conn ); 5638 si->si_conn = NULL; 5639 } 5640 5641 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex ); 5642 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ) ) { 5643 ldap_pvt_runqueue_stoptask( &slapd_rq, re ); 5644 isrunning = 1; 5645 } 5646 if ( ldap_pvt_thread_pool_retract( &connection_pool, 5647 re->routine, re ) > 0 ) 5648 isrunning = 0; 5649 5650 ldap_pvt_runqueue_remove( &slapd_rq, re ); 5651 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex ); 5652 5653 ldap_pvt_thread_mutex_unlock( &si->si_mutex ); 5654 } 5655 } 5656 if ( !isrunning ) { 5657 syncinfo_free( si, 0 ); 5658 } 5659 if ( i == c->valx ) 5660 break; 5661 } else { 5662 sip = &si->si_next; 5663 } 5664 } 5665 } 5666 if ( !c->be->be_syncinfo ) { 5667 SLAP_DBFLAGS( c->be ) &= ~SLAP_DBFLAG_SHADOW_MASK; 5668 } 5669 return 0; 5670 } 5671 if ( SLAP_SLURP_SHADOW( c->be ) ) { 5672 Debug(LDAP_DEBUG_ANY, "%s: " 5673 "syncrepl: database already shadowed.\n", 5674 c->log, 0, 0); 5675 return(1); 5676 } else { 5677 return add_syncrepl( c ); 5678 } 5679} 5680