1 /* syncrepl.c -- Replication Engine which uses the LDAP Sync protocol */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2003-2005 The OpenLDAP Foundation.
6 * Portions Copyright 2003 by IBM Corporation.
7 * Portions Copyright 2003 by Howard Chu, Symas Corporation.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted only as authorized by the OpenLDAP
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>.
23 #include <ac/string.h>
24 #include <ac/socket.h>
28 #include "lutil_ldap.h"
32 /* FIXME: for ldap_ld_free() */
34 #include "../../libraries/libldap/ldap-int.h"
36 static int syncuuid_cmp( const void *, const void * );
37 static void avl_ber_bvfree( void * );
38 static void syncrepl_del_nonpresent( Operation *, syncinfo_t *, BerVarray );
40 /* callback functions */
41 static int dn_callback( struct slap_op *, struct slap_rep * );
42 static int nonpresent_callback( struct slap_op *, struct slap_rep * );
43 static int null_callback( struct slap_op *, struct slap_rep * );
45 static AttributeDescription *sync_descs[4];
48 init_syncrepl(syncinfo_t *si)
51 char **attrs, **exattrs;
53 if ( !sync_descs[0] ) {
54 sync_descs[0] = slap_schema.si_ad_objectClass;
55 sync_descs[1] = slap_schema.si_ad_structuralObjectClass;
56 sync_descs[2] = slap_schema.si_ad_entryCSN;
60 if ( si->si_allattrs && si->si_allopattrs )
63 attrs = anlist2attrs( si->si_anlist );
66 if ( si->si_allattrs ) {
69 if ( !is_at_operational( at_find( attrs[i] ))) {
70 for ( j = i; attrs[j] != NULL; j++ ) {
73 attrs[j] = attrs[j+1];
79 attrs = ( char ** ) ch_realloc( attrs, (i + 2)*sizeof( char * ) );
80 attrs[i] = ch_strdup("*");
83 } else if ( si->si_allopattrs ) {
86 if ( is_at_operational( at_find( attrs[i] ))) {
87 for ( j = i; attrs[j] != NULL; j++ ) {
90 attrs[j] = attrs[j+1];
96 attrs = ( char ** ) ch_realloc( attrs, (i + 2)*sizeof( char * ) );
97 attrs[i] = ch_strdup("+");
101 for ( i = 0; sync_descs[i] != NULL; i++ ) {
104 if ( !strcmp( attrs[j], sync_descs[i]->ad_cname.bv_val )) {
105 for ( k = j; attrs[k] != NULL; k++ ) {
108 attrs[k] = attrs[k+1];
116 for ( n = 0; attrs[ n ] != NULL; n++ ) /* empty */;
118 if ( si->si_allopattrs ) {
119 attrs = ( char ** ) ch_realloc( attrs, (n + 2)*sizeof( char * ));
121 attrs = ( char ** ) ch_realloc( attrs, (n + 4)*sizeof( char * ));
124 if ( attrs == NULL ) {
125 Debug( LDAP_DEBUG_ANY, "out of memory\n", 0,0,0 );
129 if ( si->si_allopattrs ) {
130 attrs[n++] = ch_strdup( sync_descs[0]->ad_cname.bv_val );
132 for ( i = 0; sync_descs[ i ] != NULL; i++ ) {
133 attrs[ n++ ] = ch_strdup ( sync_descs[i]->ad_cname.bv_val );
141 if ( si->si_allattrs == si->si_allopattrs ) {
142 attrs = (char**) ch_malloc( 3 * sizeof(char*) );
143 attrs[i++] = ch_strdup( "*" );
144 attrs[i++] = ch_strdup( "+" );
145 } else if ( si->si_allattrs && !si->si_allopattrs ) {
146 for ( n = 0; sync_descs[ n ] != NULL; n++ ) ;
147 attrs = (char**) ch_malloc( (n+1)* sizeof(char*) );
148 attrs[i++] = ch_strdup( "*" );
149 for ( j = 1; sync_descs[ j ] != NULL; j++ ) {
150 attrs[i++] = ch_strdup ( sync_descs[j]->ad_cname.bv_val );
152 } else if ( !si->si_allattrs && si->si_allopattrs ) {
153 attrs = (char**) ch_malloc( 3 * sizeof(char*) );
154 attrs[i++] = ch_strdup( "+" );
155 attrs[i++] = ch_strdup( sync_descs[0]->ad_cname.bv_val );
160 si->si_attrs = attrs;
162 exattrs = anlist2attrs( si->si_exanlist );
165 for ( n = 0; exattrs[n] != NULL; n++ ) ;
167 for ( i = 0; sync_descs[i] != NULL; i++ ) {
169 while ( exattrs[j] != NULL ) {
170 if ( !strcmp( exattrs[j], sync_descs[i]->ad_cname.bv_val )) {
171 for ( k = j; exattrs[k] != NULL; k++ ) {
173 ch_free( exattrs[k] );
174 exattrs[k] = exattrs[k+1];
182 for ( i = 0; exattrs[i] != NULL; i++ ) {
183 for ( j = 0; si->si_anlist[j].an_name.bv_val; j++ ) {
185 if ( ( oc = si->si_anlist[j].an_oc ) ) {
187 while ( oc->soc_required[k] ) {
188 if ( !strcmp( exattrs[i],
189 oc->soc_required[k]->sat_cname.bv_val )) {
190 for ( l = i; exattrs[l]; l++ ) {
192 ch_free( exattrs[i] );
193 exattrs[l] = exattrs[l+1];
203 for ( i = 0; exattrs[i] != NULL; i++ ) ;
206 exattrs = (char **) ch_realloc( exattrs, (i + 1)*sizeof(char *));
209 si->si_exattrs = exattrs;
217 BerElementBuffer berbuf;
218 BerElement *ber = (BerElement *)&berbuf;
219 LDAPControl c[2], *ctrls[3];
220 struct timeval timeout;
224 /* setup LDAP SYNC control */
225 ber_init2( ber, NULL, LBER_USE_DER );
226 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &ctx );
228 if ( !BER_BVISNULL( &si->si_syncCookie.octet_str ) )
230 ber_printf( ber, "{eO}",
232 &si->si_syncCookie.octet_str );
234 ber_printf( ber, "{e}",
238 if ( (rc = ber_flatten2( ber, &c[0].ldctl_value, 0 )) == LBER_ERROR ) {
243 c[0].ldctl_oid = LDAP_CONTROL_SYNC;
244 c[0].ldctl_iscritical = si->si_type < 0;
247 if ( si->si_authzId ) {
248 c[1].ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
249 ber_str2bv( si->si_authzId, 0, 0, &c[1].ldctl_value );
250 c[1].ldctl_iscritical = 1;
257 timeout.tv_sec = si->si_tlimit;
260 rc = ldap_search_ext( si->si_ld, si->si_base.bv_val, si->si_scope,
261 si->si_filterstr.bv_val, si->si_attrs, si->si_attrsonly,
262 ctrls, NULL, si->si_tlimit > 0 ? &timeout : NULL,
263 si->si_slimit, &msgid );
274 int cmdline_cookie_found = 0;
276 struct sync_cookie *sc = NULL;
282 psub = &si->si_be->be_nsuffix[0];
284 /* Init connection to master */
285 rc = ldap_initialize( &si->si_ld, si->si_provideruri.bv_val );
286 if ( rc != LDAP_SUCCESS ) {
287 Debug( LDAP_DEBUG_ANY,
288 "do_syncrep1: ldap_initialize failed (%s)\n",
289 si->si_provideruri.bv_val, 0, 0 );
293 op->o_protocol = LDAP_VERSION3;
294 ldap_set_option( si->si_ld, LDAP_OPT_PROTOCOL_VERSION, &op->o_protocol );
299 rc = ldap_start_tls_s( si->si_ld, NULL, NULL );
300 if( rc != LDAP_SUCCESS ) {
301 Debug( LDAP_DEBUG_ANY,
302 "%s: ldap_start_tls failed (%d)\n",
303 si->si_tls == SYNCINFO_TLS_CRITICAL ? "Error" : "Warning",
305 if( si->si_tls == SYNCINFO_TLS_CRITICAL ) goto done;
309 if ( si->si_bindmethod == LDAP_AUTH_SASL ) {
310 #ifdef HAVE_CYRUS_SASL
313 if ( si->si_secprops != NULL ) {
314 rc = ldap_set_option( si->si_ld,
315 LDAP_OPT_X_SASL_SECPROPS, si->si_secprops);
317 if( rc != LDAP_OPT_SUCCESS ) {
318 Debug( LDAP_DEBUG_ANY, "Error: ldap_set_option "
319 "(%s,SECPROPS,\"%s\") failed!\n",
320 si->si_provideruri.bv_val, si->si_secprops, 0 );
325 defaults = lutil_sasl_defaults( si->si_ld, si->si_saslmech,
326 si->si_realm, si->si_authcId, si->si_passwd, si->si_authzId );
328 rc = ldap_sasl_interactive_bind_s( si->si_ld,
336 lutil_sasl_freedefs( defaults );
338 /* FIXME: different error behaviors according to
340 * 2) on err policy : exit, retry, backoff ...
342 if ( rc != LDAP_SUCCESS ) {
343 Debug( LDAP_DEBUG_ANY, "do_syncrep1: "
344 "ldap_sasl_interactive_bind_s failed (%d)\n",
347 /* FIXME (see above comment) */
348 /* if Kerberos credentials cache is not active, retry */
349 if ( strcmp( si->si_saslmech, "GSSAPI" ) == 0 &&
350 rc == LDAP_LOCAL_ERROR )
352 rc = LDAP_SERVER_DOWN;
357 #else /* HAVE_CYRUS_SASL */
358 /* Should never get here, we trapped this at config time */
360 fprintf( stderr, "not compiled with SASL support\n" );
366 rc = ldap_bind_s( si->si_ld,
367 si->si_binddn, si->si_passwd, si->si_bindmethod );
368 if ( rc != LDAP_SUCCESS ) {
369 Debug( LDAP_DEBUG_ANY, "do_syncrep1: "
370 "ldap_bind_s failed (%d)\n", rc, 0, 0 );
375 /* Set SSF to strongest of TLS, SASL SSFs */
378 op->o_transport_ssf = 0;
380 if ( ldap_get_option( si->si_ld, LDAP_OPT_X_TLS_SSL_CTX, &ssl )
381 == LDAP_SUCCESS && ssl != NULL )
383 op->o_tls_ssf = ldap_pvt_tls_get_strength( ssl );
385 #endif /* HAVE_TLS */
386 ldap_get_option( si->si_ld, LDAP_OPT_X_SASL_SSF, &op->o_sasl_ssf );
387 op->o_ssf = ( op->o_sasl_ssf > op->o_tls_ssf )
388 ? op->o_sasl_ssf : op->o_tls_ssf;
391 if ( BER_BVISNULL( &si->si_syncCookie.octet_str )) {
392 /* get contextCSN shadow replica from database */
393 BerVarray csn = NULL;
394 struct berval newcookie;
396 assert( si->si_rid < 1000 );
397 op->o_req_ndn = op->o_bd->be_nsuffix[0];
398 op->o_req_dn = op->o_req_ndn;
400 /* try to read stored contextCSN */
401 backend_attribute( op, NULL, &op->o_req_ndn,
402 slap_schema.si_ad_contextCSN, &csn, ACL_READ );
404 ch_free( si->si_syncCookie.ctxcsn.bv_val );
405 ber_dupbv( &si->si_syncCookie.ctxcsn, csn );
406 ber_bvarray_free_x( csn, op->o_tmpmemctx );
409 si->si_syncCookie.rid = si->si_rid;
411 LDAP_STAILQ_FOREACH( sc, &slap_sync_cookie, sc_next ) {
412 if ( si->si_rid == sc->rid ) {
413 cmdline_cookie_found = 1;
418 if ( cmdline_cookie_found ) {
419 /* cookie is supplied in the command line */
421 LDAP_STAILQ_REMOVE( &slap_sync_cookie, sc, sync_cookie, sc_next );
423 if ( BER_BVISNULL( &sc->ctxcsn ) ) {
424 /* if cmdline cookie does not have ctxcsn */
425 /* component, set it to an initial value */
426 slap_init_sync_cookie_ctxcsn( sc );
428 slap_sync_cookie_free( &si->si_syncCookie, 0 );
429 slap_dup_sync_cookie( &si->si_syncCookie, sc );
430 slap_sync_cookie_free( sc, 1 );
433 slap_compose_sync_cookie( NULL, &si->si_syncCookie.octet_str,
434 &si->si_syncCookie.ctxcsn, si->si_syncCookie.rid );
437 rc = ldap_sync_search( si, op->o_tmpmemctx );
439 if( rc != LDAP_SUCCESS ) {
440 Debug( LDAP_DEBUG_ANY, "do_syncrep1: "
441 "ldap_search_ext: %s (%d)\n", ldap_err2string( rc ), rc, 0 );
447 ldap_unbind( si->si_ld );
460 LDAPControl **rctrls = NULL;
463 BerElementBuffer berbuf;
464 BerElement *ber = (BerElement *)&berbuf;
466 LDAPMessage *res = NULL;
467 LDAPMessage *msg = NULL;
470 struct berval *retdata = NULL;
475 struct berval syncUUID = BER_BVNULL;
476 struct sync_cookie syncCookie = { 0 };
477 struct sync_cookie syncCookie_req = { 0 };
478 struct berval cookie = BER_BVNULL;
486 Modifications *modlist = NULL;
491 struct timeval *tout_p = NULL;
492 struct timeval tout = { 0, 0 };
494 int refreshDeletes = 0;
496 BerVarray syncUUIDs = NULL;
499 if ( slapd_shutdown ) {
504 ber_init2( ber, NULL, LBER_USE_DER );
505 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
507 Debug( LDAP_DEBUG_TRACE, "=>do_syncrep2\n", 0, 0, 0 );
509 psub = &si->si_be->be_nsuffix[0];
511 slap_dup_sync_cookie( &syncCookie_req, &si->si_syncCookie );
513 if ( abs(si->si_type) == LDAP_SYNC_REFRESH_AND_PERSIST ) {
519 while (( rc = ldap_result( si->si_ld, LDAP_RES_ANY, LDAP_MSG_ONE,
520 tout_p, &res )) > 0 )
522 if ( slapd_shutdown ) {
526 for( msg = ldap_first_message( si->si_ld, res );
528 msg = ldap_next_message( si->si_ld, msg ) )
530 if ( slapd_shutdown ) {
534 switch( ldap_msgtype( msg ) ) {
535 case LDAP_RES_SEARCH_ENTRY:
536 ldap_get_entry_controls( si->si_ld, msg, &rctrls );
537 /* we can't work without the control */
539 Debug( LDAP_DEBUG_ANY, "do_syncrep2: "
540 "got search entry without "
541 "control\n", 0, 0, 0 );
546 ber_init2( ber, &rctrlp->ldctl_value, LBER_USE_DER );
547 ber_scanf( ber, "{em" /*"}"*/, &syncstate, &syncUUID );
548 if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE ) {
549 ber_scanf( ber, /*"{"*/ "m}", &cookie );
550 if ( !BER_BVISNULL( &cookie ) ) {
551 ch_free( syncCookie.octet_str.bv_val );
552 ber_dupbv( &syncCookie.octet_str, &cookie );
554 if ( !BER_BVISNULL( &syncCookie.octet_str ) )
556 slap_parse_sync_cookie( &syncCookie );
559 if ( syncrepl_message_to_entry( si, op, msg,
560 &modlist, &entry, syncstate ) == LDAP_SUCCESS ) {
561 rc_efree = syncrepl_entry( si, op, entry, &modlist,
562 syncstate, &syncUUID, &syncCookie_req, &syncCookie.ctxcsn );
563 if ( !BER_BVISNULL( &syncCookie.octet_str ) )
565 syncrepl_updateCookie( si, op, psub, &syncCookie );
568 ldap_controls_free( rctrls );
570 slap_mods_free( modlist );
572 if ( rc_efree && entry ) {
578 case LDAP_RES_SEARCH_REFERENCE:
579 Debug( LDAP_DEBUG_ANY,
580 "do_syncrep2: reference received error\n", 0, 0, 0 );
583 case LDAP_RES_SEARCH_RESULT:
584 Debug( LDAP_DEBUG_SYNC,
585 "do_syncrep2: LDAP_RES_SEARCH_RESULT\n", 0, 0, 0 );
586 ldap_parse_result( si->si_ld, msg, &err, NULL, NULL, NULL,
590 ber_init2( ber, &rctrlp->ldctl_value, LBER_USE_DER );
592 ber_scanf( ber, "{" /*"}"*/);
593 if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE ) {
594 ber_scanf( ber, "m", &cookie );
595 if ( !BER_BVISNULL( &cookie ) ) {
596 ch_free( syncCookie.octet_str.bv_val );
597 ber_dupbv( &syncCookie.octet_str, &cookie);
599 if ( !BER_BVISNULL( &syncCookie.octet_str ) )
601 slap_parse_sync_cookie( &syncCookie );
604 if ( ber_peek_tag( ber, &len ) == LDAP_TAG_REFRESHDELETES )
606 ber_scanf( ber, "b", &refreshDeletes );
608 ber_scanf( ber, /*"{"*/ "}" );
610 if ( BER_BVISNULL( &syncCookie_req.ctxcsn )) {
612 } else if ( BER_BVISNULL( &syncCookie.ctxcsn )) {
615 value_match( &match, slap_schema.si_ad_entryCSN,
616 slap_schema.si_ad_entryCSN->ad_type->sat_ordering,
617 SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
618 &syncCookie_req.ctxcsn, &syncCookie.ctxcsn,
621 if ( !BER_BVISNULL( &syncCookie.octet_str ) &&
622 match < 0 && err == LDAP_SUCCESS )
624 syncrepl_updateCookie( si, op, psub, &syncCookie );
627 ldap_controls_free( rctrls );
629 if (si->si_type != LDAP_SYNC_REFRESH_AND_PERSIST) {
630 /* FIXME : different error behaviors according to
631 * 1) err code : LDAP_BUSY ...
632 * 2) on err policy : stop service, stop sync, retry
634 if ( refreshDeletes == 0 && match < 0 &&
635 err == LDAP_SUCCESS )
637 syncrepl_del_nonpresent( op, si, NULL );
639 avl_free( si->si_presentlist, avl_ber_bvfree );
640 si->si_presentlist = NULL;
647 case LDAP_RES_INTERMEDIATE:
648 rc = ldap_parse_intermediate( si->si_ld, msg,
649 &retoid, &retdata, NULL, 0 );
650 if ( !rc && !strcmp( retoid, LDAP_SYNC_INFO ) ) {
651 ber_init2( ber, retdata, LBER_USE_DER );
653 switch ( si_tag = ber_peek_tag( ber, &len )) {
655 case LDAP_TAG_SYNC_NEW_COOKIE:
656 Debug( LDAP_DEBUG_SYNC,
657 "do_syncrep2: %s - %s%s\n",
658 "LDAP_RES_INTERMEDIATE",
659 "NEW_COOKIE", "\n" );
660 ber_scanf( ber, "tm", &tag, &cookie );
662 case LDAP_TAG_SYNC_REFRESH_DELETE:
663 case LDAP_TAG_SYNC_REFRESH_PRESENT:
664 Debug( LDAP_DEBUG_SYNC,
665 "do_syncrep2: %s - %s%s\n",
666 "LDAP_RES_INTERMEDIATE",
667 si_tag == LDAP_TAG_SYNC_REFRESH_PRESENT ?
668 "REFRESH_PRESENT" : "REFRESH_DELETE",
670 if ( si_tag == LDAP_TAG_SYNC_REFRESH_DELETE ) {
671 si->si_refreshDelete = 1;
673 si->si_refreshPresent = 1;
675 ber_scanf( ber, "t{" /*"}"*/, &tag );
676 if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE )
678 ber_scanf( ber, "m", &cookie );
679 if ( !BER_BVISNULL( &cookie ) ) {
680 ch_free( syncCookie.octet_str.bv_val );
681 ber_dupbv( &syncCookie.octet_str, &cookie );
683 if ( !BER_BVISNULL( &syncCookie.octet_str ) )
685 slap_parse_sync_cookie( &syncCookie );
688 if ( ber_peek_tag( ber, &len ) ==
689 LDAP_TAG_REFRESHDONE )
691 ber_scanf( ber, "b", &refreshDone );
693 ber_scanf( ber, /*"{"*/ "}" );
695 case LDAP_TAG_SYNC_ID_SET:
696 Debug( LDAP_DEBUG_SYNC,
697 "do_syncrep2: %s - %s%s\n",
698 "LDAP_RES_INTERMEDIATE",
701 ber_scanf( ber, "t{" /*"}"*/, &tag );
702 if ( ber_peek_tag( ber, &len ) ==
703 LDAP_TAG_SYNC_COOKIE )
705 ber_scanf( ber, "m", &cookie );
706 if ( !BER_BVISNULL( &cookie ) ) {
707 ch_free( syncCookie.octet_str.bv_val );
708 ber_dupbv( &syncCookie.octet_str, &cookie );
710 if ( !BER_BVISNULL( &syncCookie.octet_str ) )
712 slap_parse_sync_cookie( &syncCookie );
715 if ( ber_peek_tag( ber, &len ) ==
716 LDAP_TAG_REFRESHDELETES )
718 ber_scanf( ber, "b", &refreshDeletes );
720 ber_scanf( ber, "[W]", &syncUUIDs );
721 ber_scanf( ber, /*"{"*/ "}" );
722 if ( refreshDeletes ) {
723 syncrepl_del_nonpresent( op, si, syncUUIDs );
724 ber_bvarray_free_x( syncUUIDs, op->o_tmpmemctx );
726 for ( i = 0; !BER_BVISNULL( &syncUUIDs[i] ); i++ ) {
727 struct berval *syncuuid_bv;
728 syncuuid_bv = ber_dupbv( NULL, &syncUUIDs[i] );
729 slap_sl_free( syncUUIDs[i].bv_val,op->o_tmpmemctx );
730 avl_insert( &si->si_presentlist,
731 (caddr_t) syncuuid_bv,
732 syncuuid_cmp, avl_dup_error );
734 slap_sl_free( syncUUIDs, op->o_tmpmemctx );
738 Debug( LDAP_DEBUG_ANY,
739 "do_syncrep2 : unknown syncinfo tag (%ld)\n",
740 (long) si_tag, 0, 0 );
741 ldap_memfree( retoid );
742 ber_bvfree( retdata );
746 if ( BER_BVISNULL( &syncCookie_req.ctxcsn )) {
748 } else if ( BER_BVISNULL( &syncCookie.ctxcsn )) {
751 value_match( &match, slap_schema.si_ad_entryCSN,
752 slap_schema.si_ad_entryCSN->ad_type->sat_ordering,
753 SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
754 &syncCookie_req.ctxcsn,
755 &syncCookie.ctxcsn, &text );
758 if ( !BER_BVISNULL( &syncCookie.ctxcsn ) &&
761 syncrepl_updateCookie( si, op, psub, &syncCookie);
764 if ( si->si_refreshPresent == 1 ) {
766 syncrepl_del_nonpresent( op, si, NULL );
770 ldap_memfree( retoid );
771 ber_bvfree( retdata );
775 Debug( LDAP_DEBUG_ANY, "do_syncrep2 : "
776 "unknown intermediate response (%d)\n",
778 ldap_memfree( retoid );
779 ber_bvfree( retdata );
785 Debug( LDAP_DEBUG_ANY, "do_syncrep2 : "
786 "unknown message\n", 0, 0, 0 );
790 if ( !BER_BVISNULL( &syncCookie.octet_str )) {
791 slap_sync_cookie_free( &syncCookie_req, 0 );
792 slap_dup_sync_cookie( &syncCookie_req, &syncCookie );
793 slap_sync_cookie_free( &syncCookie, 0 );
803 ldap_get_option( si->si_ld, LDAP_OPT_ERROR_NUMBER, &rc );
804 errstr = ldap_err2string( rc );
806 Debug( LDAP_DEBUG_ANY,
807 "do_syncrep2 : %s\n", errstr, 0, 0 );
811 slap_sync_cookie_free( &syncCookie, 0 );
812 slap_sync_cookie_free( &syncCookie_req, 0 );
814 if ( res ) ldap_msgfree( res );
816 if ( rc && si->si_ld ) {
817 ldap_unbind( si->si_ld );
829 struct re_s* rtask = arg;
830 syncinfo_t *si = ( syncinfo_t * ) rtask->arg;
831 Connection conn = {0};
832 char opbuf[OPERATION_BUFFER_SIZE];
834 int rc = LDAP_SUCCESS;
841 Debug( LDAP_DEBUG_TRACE, "=>do_syncrepl\n", 0, 0, 0 );
846 ldap_pvt_thread_mutex_lock( &si->si_mutex );
848 switch( abs( si->si_type )) {
849 case LDAP_SYNC_REFRESH_ONLY:
850 case LDAP_SYNC_REFRESH_AND_PERSIST:
853 ldap_pvt_thread_mutex_unlock( &si->si_mutex );
857 if ( slapd_shutdown ) {
859 ldap_get_option( si->si_ld, LDAP_OPT_DESC, &s );
860 connection_client_stop( s );
861 ldap_unbind( si->si_ld );
864 ldap_pvt_thread_mutex_unlock( &si->si_mutex );
868 op = (Operation *)opbuf;
869 connection_fake_init( &conn, op, ctx );
871 /* use global malloc for now */
872 op->o_tmpmemctx = NULL;
873 op->o_tmpmfuncs = &ch_mfuncs;
875 op->o_managedsait = SLAP_CONTROL_NONCRITICAL;
876 op->o_bd = be = si->si_be;
877 op->o_dn = op->o_bd->be_rootdn;
878 op->o_ndn = op->o_bd->be_rootndn;
880 /* Establish session, do search */
883 si->si_refreshDelete = 0;
884 si->si_refreshPresent = 0;
885 rc = do_syncrep1( op, si );
888 /* Process results */
889 if ( rc == LDAP_SUCCESS ) {
890 ldap_get_option( si->si_ld, LDAP_OPT_DESC, &s );
892 rc = do_syncrep2( op, si );
894 if ( abs(si->si_type) == LDAP_SYNC_REFRESH_AND_PERSIST ) {
895 /* If we succeeded, enable the connection for further listening.
896 * If we failed, tear down the connection and reschedule.
898 if ( rc == LDAP_SUCCESS ) {
900 rc = connection_client_setup( s, do_syncrepl, arg );
902 connection_client_enable( s );
904 } else if ( !first ) {
908 if ( rc == -2 ) rc = 0;
912 /* At this point, we have 4 cases:
913 * 1) for any hard failure, give up and remove this task
914 * 2) for ServerDown, reschedule this task to run
915 * 3) for Refresh and Success, reschedule to run
916 * 4) for Persist and Success, reschedule to defer
918 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
920 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, rtask )) {
921 ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
925 connection_client_stop( s );
928 if ( rc == LDAP_SUCCESS ) {
929 if ( si->si_type == LDAP_SYNC_REFRESH_ONLY ) {
932 rtask->interval.tv_sec = si->si_interval;
933 ldap_pvt_runqueue_resched( &slapd_rq, rtask, defer );
934 if ( si->si_retrynum ) {
935 for ( i = 0; si->si_retrynum_init[i] != -2; i++ ) {
936 si->si_retrynum[i] = si->si_retrynum_init[i];
938 si->si_retrynum[i] = -2;
941 for ( i = 0; si->si_retrynum && si->si_retrynum[i] <= 0; i++ ) {
942 if ( si->si_retrynum[i] == -1 || si->si_retrynum[i] == -2 )
946 if ( !si->si_retrynum || si->si_retrynum[i] == -2 ) {
947 ldap_pvt_runqueue_remove( &slapd_rq, rtask );
948 } else if ( si->si_retrynum[i] >= -1 ) {
949 if ( si->si_retrynum[i] > 0 )
950 si->si_retrynum[i]--;
951 rtask->interval.tv_sec = si->si_retryinterval[i];
952 ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 );
953 slap_wake_listener();
957 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
958 ldap_pvt_thread_mutex_unlock( &si->si_mutex );
964 syncrepl_message_to_entry(
968 Modifications **modlist,
974 BerElement *ber = NULL;
977 Modifications **modtail = modlist;
980 char txtbuf[SLAP_TEXT_BUFLEN];
981 size_t textlen = sizeof txtbuf;
983 struct berval bdn = {0, NULL}, dn, ndn;
988 if ( ldap_msgtype( msg ) != LDAP_RES_SEARCH_ENTRY ) {
989 Debug( LDAP_DEBUG_ANY,
990 "Message type should be entry (%d)", ldap_msgtype( msg ), 0, 0 );
994 op->o_tag = LDAP_REQ_ADD;
996 rc = ldap_get_dn_ber( si->si_ld, msg, &ber, &bdn );
998 if ( rc != LDAP_SUCCESS ) {
999 Debug( LDAP_DEBUG_ANY,
1000 "syncrepl_message_to_entry : dn get failed (%d)", rc, 0, 0 );
1004 dnPrettyNormal( NULL, &bdn, &dn, &ndn, op->o_tmpmemctx );
1005 ber_dupbv( &op->o_req_dn, &dn );
1006 ber_dupbv( &op->o_req_ndn, &ndn );
1007 slap_sl_free( ndn.bv_val, op->o_tmpmemctx );
1008 slap_sl_free( dn.bv_val, op->o_tmpmemctx );
1010 if ( syncstate == LDAP_SYNC_PRESENT || syncstate == LDAP_SYNC_DELETE ) {
1013 return LDAP_SUCCESS;
1016 if ( entry == NULL ) {
1020 e = ( Entry * ) ch_calloc( 1, sizeof( Entry ) );
1022 e->e_name = op->o_req_dn;
1023 e->e_nname = op->o_req_ndn;
1025 while ( ber_remaining( ber ) ) {
1026 if ( (ber_scanf( ber, "{mW}", &tmp.sml_type, &tmp.sml_values ) ==
1027 LBER_ERROR ) || BER_BVISNULL( &tmp.sml_type ) )
1032 mod = (Modifications *) ch_malloc( sizeof( Modifications ));
1034 mod->sml_op = LDAP_MOD_REPLACE;
1035 mod->sml_next = NULL;
1036 mod->sml_desc = NULL;
1037 mod->sml_type = tmp.sml_type;
1038 mod->sml_values = tmp.sml_values;
1039 mod->sml_nvalues = NULL;
1042 modtail = &mod->sml_next;
1045 if ( *modlist == NULL ) {
1046 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: no attributes\n",
1052 rc = slap_mods_check( *modlist, &text, txtbuf, textlen, NULL );
1054 if ( rc != LDAP_SUCCESS ) {
1055 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: mods check (%s)\n",
1060 /* Strip out dynamically generated attrs */
1061 for ( modtail = modlist; *modtail ; ) {
1063 if ( mod->sml_desc->ad_type->sat_flags & SLAP_AT_DYNAMIC ) {
1064 *modtail = mod->sml_next;
1065 slap_mod_free( &mod->sml_mod, 0 );
1068 modtail = &mod->sml_next;
1072 /* Strip out attrs in exattrs list */
1073 for ( modtail = modlist; *modtail ; ) {
1075 if ( ldap_charray_inlist( si->si_exattrs,
1076 mod->sml_desc->ad_type->sat_cname.bv_val )) {
1077 *modtail = mod->sml_next;
1078 slap_mod_free( &mod->sml_mod, 0 );
1081 modtail = &mod->sml_next;
1085 rc = slap_mods2entry( *modlist, &e, 1, 1, &text, txtbuf, textlen);
1086 if( rc != LDAP_SUCCESS ) {
1087 Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: mods2entry (%s)\n",
1092 ber_free ( ber, 0 );
1093 if ( rc != LDAP_SUCCESS ) {
1103 static struct berval generic_filterstr = BER_BVC("(objectclass=*)");
1105 /* During a refresh, we may get an LDAP_SYNC_ADD for an already existing
1106 * entry if a previous refresh was interrupted before sending us a new
1107 * context state. We try to compare the new entry to the existing entry
1108 * and ignore the new entry if they are the same.
1110 * Also, we may get an update where the entryDN has changed, due to
1111 * a ModDn on the provider. We detect this as well, so we can issue
1112 * the corresponding operation locally.
1114 * In the case of a modify, we get a list of all the attributes
1115 * in the original entry. Rather than deleting the entry and re-adding it,
1116 * we issue a Modify request that deletes all the attributes and adds all
1117 * the new ones. This avoids the issue of trying to delete/add a non-leaf
1120 * We don't try to otherwise distinguish ModDN from Modify; in the case of
1121 * a ModDN we will issue both operations on the local database.
1123 typedef struct dninfo {
1127 int renamed; /* Was an existing entry renamed? */
1128 int wasChanged; /* are the attributes changed? */
1129 int attrs; /* how many attribute types are in the ads list */
1130 AttributeDescription **ads;
1138 Modifications** modlist,
1140 struct berval* syncUUID,
1141 struct sync_cookie* syncCookie_req,
1142 struct berval* syncCSN )
1144 Backend *be = op->o_bd;
1145 slap_callback cb = { NULL };
1146 struct berval *syncuuid_bv = NULL;
1147 struct berval syncUUID_strrep = BER_BVNULL;
1148 struct berval uuid_bv = BER_BVNULL;
1150 SlapReply rs_search = {REP_RESULT};
1151 SlapReply rs_delete = {REP_RESULT};
1152 SlapReply rs_add = {REP_RESULT};
1153 SlapReply rs_modify = {REP_RESULT};
1155 AttributeAssertion ava = { NULL, BER_BVNULL, NULL };
1156 int rc = LDAP_SUCCESS;
1157 int ret = LDAP_SUCCESS;
1159 struct berval pdn = BER_BVNULL;
1163 switch( syncstate ) {
1164 case LDAP_SYNC_PRESENT:
1165 Debug( LDAP_DEBUG_SYNC, "%s: %s\n",
1167 "LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_PRESENT)", 0 );
1170 Debug( LDAP_DEBUG_SYNC, "%s: %s\n",
1172 "LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_ADD)", 0 );
1174 case LDAP_SYNC_DELETE:
1175 Debug( LDAP_DEBUG_SYNC, "%s: %s\n",
1177 "LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_DELETE)", 0 );
1179 case LDAP_SYNC_MODIFY:
1180 Debug( LDAP_DEBUG_SYNC, "%s: %s\n",
1182 "LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_MODIFY)", 0 );
1185 Debug( LDAP_DEBUG_ANY, "%s: %s\n",
1187 "LDAP_RES_SEARCH_ENTRY(UNKNOWN syncstate)", 0 );
1190 if (( syncstate == LDAP_SYNC_PRESENT || syncstate == LDAP_SYNC_ADD )) {
1191 if ( !si->si_refreshPresent ) {
1192 syncuuid_bv = ber_dupbv( NULL, syncUUID );
1193 avl_insert( &si->si_presentlist, (caddr_t) syncuuid_bv,
1194 syncuuid_cmp, avl_dup_error );
1198 if ( syncstate == LDAP_SYNC_PRESENT ) {
1200 } else if ( syncstate != LDAP_SYNC_DELETE ) {
1201 if ( entry == NULL ) {
1206 f.f_choice = LDAP_FILTER_EQUALITY;
1208 ava.aa_desc = slap_schema.si_ad_entryUUID;
1209 (void)slap_uuidstr_from_normalized( &syncUUID_strrep, syncUUID, op->o_tmpmemctx );
1210 ava.aa_value = *syncUUID;
1211 op->ors_filter = &f;
1213 op->ors_filterstr.bv_len = STRLENOF( "(entryUUID=)" ) + syncUUID->bv_len;
1214 op->ors_filterstr.bv_val = (char *) slap_sl_malloc(
1215 op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
1216 AC_MEMCPY( op->ors_filterstr.bv_val, "(entryUUID=", STRLENOF( "(entryUUID=" ) );
1217 AC_MEMCPY( &op->ors_filterstr.bv_val[STRLENOF( "(entryUUID=" )],
1218 syncUUID->bv_val, syncUUID->bv_len );
1219 op->ors_filterstr.bv_val[op->ors_filterstr.bv_len - 1] = ')';
1220 op->ors_filterstr.bv_val[op->ors_filterstr.bv_len] = '\0';
1222 op->o_tag = LDAP_REQ_SEARCH;
1223 op->ors_scope = LDAP_SCOPE_SUBTREE;
1225 /* get the entry for this UUID */
1226 op->o_req_dn = si->si_base;
1227 op->o_req_ndn = si->si_base;
1229 op->o_time = slap_get_time();
1230 op->ors_tlimit = SLAP_NO_LIMIT;
1233 op->ors_attrs = slap_anlist_all_attributes;
1234 op->ors_attrsonly = 0;
1236 /* set callback function */
1237 op->o_callback = &cb;
1238 cb.sc_response = dn_callback;
1239 cb.sc_private = &dni;
1240 dni.new_entry = entry;
1242 if ( limits_check( op, &rs_search ) == 0 ) {
1243 rc = be->be_search( op, &rs_search );
1244 Debug( LDAP_DEBUG_SYNC,
1245 "syncrepl_entry: %s (%d)\n",
1246 "be_search", rc, 0 );
1249 if ( !BER_BVISNULL( &op->ors_filterstr ) ) {
1250 slap_sl_free( op->ors_filterstr.bv_val, op->o_tmpmemctx );
1253 cb.sc_response = null_callback;
1256 if ( entry && !BER_BVISNULL( &entry->e_name ) ) {
1257 Debug( LDAP_DEBUG_SYNC,
1258 "syncrepl_entry: %s\n",
1259 entry->e_name.bv_val, 0, 0 );
1261 Debug( LDAP_DEBUG_SYNC,
1262 "syncrepl_entry: %s\n",
1263 dni.dn.bv_val ? dni.dn.bv_val : "(null)", 0, 0 );
1266 if ( syncstate != LDAP_SYNC_DELETE ) {
1267 Attribute *a = attr_find( entry->e_attrs, slap_schema.si_ad_entryUUID );
1270 /* add if missing */
1271 attr_merge_one( entry, slap_schema.si_ad_entryUUID,
1272 &syncUUID_strrep, syncUUID );
1274 } else if ( !bvmatch( &a->a_nvals[0], syncUUID ) ) {
1275 /* replace only if necessary */
1276 if ( a->a_nvals != a->a_vals ) {
1277 ber_memfree( a->a_nvals[0].bv_val );
1278 ber_dupbv( &a->a_nvals[0], syncUUID );
1280 ber_memfree( a->a_vals[0].bv_val );
1281 ber_dupbv( &a->a_vals[0], &syncUUID_strrep );
1285 switch ( syncstate ) {
1287 case LDAP_SYNC_MODIFY:
1289 if ( BER_BVISNULL( &dni.dn )) {
1291 op->o_req_dn = entry->e_name;
1292 op->o_req_ndn = entry->e_nname;
1293 op->o_tag = LDAP_REQ_ADD;
1296 rc = be->be_add( op, &rs_add );
1297 Debug( LDAP_DEBUG_SYNC,
1298 "syncrepl_entry: %s (%d)\n",
1300 switch ( rs_add.sr_err ) {
1302 be_entry_release_w( op, entry );
1307 /* we assume that LDAP_NO_SUCH_OBJECT is returned
1308 * only if the suffix entry is not present */
1309 case LDAP_NO_SUCH_OBJECT:
1310 syncrepl_add_glue( op, entry );
1314 /* if an entry was added via syncrepl_add_glue(),
1315 * it likely has no entryUUID, so the previous
1316 * be_search() doesn't find it. In this case,
1317 * give syncrepl a chance to modify it. Also
1318 * allow for entries that were recreated with the
1319 * same DN but a different entryUUID.
1321 case LDAP_ALREADY_EXISTS:
1323 Operation op2 = *op;
1324 SlapReply rs2 = { 0 };
1325 slap_callback cb2 = { 0 };
1327 op2.o_tag = LDAP_REQ_SEARCH;
1328 op2.o_req_dn = entry->e_name;
1329 op2.o_req_ndn = entry->e_nname;
1330 op2.ors_scope = LDAP_SCOPE_BASE;
1331 op2.ors_attrs = slap_anlist_all_attributes;
1332 op2.ors_attrsonly = 0;
1333 op2.ors_limit = NULL;
1335 op2.ors_tlimit = SLAP_NO_LIMIT;
1337 f.f_choice = LDAP_FILTER_PRESENT;
1338 f.f_desc = slap_schema.si_ad_objectClass;
1339 op2.ors_filter = &f;
1340 op2.ors_filterstr = generic_filterstr;
1342 op2.o_callback = &cb2;
1343 cb2.sc_response = dn_callback;
1344 cb2.sc_private = &dni;
1346 be->be_search( &op2, &rs2 );
1354 Debug( LDAP_DEBUG_ANY,
1355 "syncrepl_entry : be_add failed (%d)\n",
1356 rs_add.sr_err, 0, 0 );
1363 op->o_req_dn = dni.dn;
1364 op->o_req_ndn = dni.ndn;
1365 if ( dni.renamed ) {
1366 struct berval noldp, newp, nnewp;
1368 op->o_tag = LDAP_REQ_MODRDN;
1369 dnRdn( &entry->e_name, &op->orr_newrdn );
1370 dnRdn( &entry->e_nname, &op->orr_nnewrdn );
1372 dnParent( &dni.ndn, &noldp );
1373 dnParent( &entry->e_nname, &nnewp );
1374 if ( !dn_match( &noldp, &newp )) {
1375 dnParent( &entry->e_name, &newp );
1376 op->orr_newSup = &newp;
1377 op->orr_nnewSup = &nnewp;
1379 op->orr_deleteoldrdn = 0;
1380 rc = be->be_modrdn( op, &rs_modify );
1381 Debug( LDAP_DEBUG_SYNC,
1382 "syncrepl_entry: %s (%d)\n",
1383 "be_modrdn", rc, 0 );
1384 if ( rs_modify.sr_err == LDAP_SUCCESS ) {
1385 op->o_req_dn = entry->e_name;
1386 op->o_req_ndn = entry->e_nname;
1392 if ( dni.wasChanged ) {
1393 Modifications *mod, *modhead = NULL;
1394 Modifications *modtail = NULL;
1397 op->o_tag = LDAP_REQ_MODIFY;
1401 /* Delete all the old attrs */
1402 for ( i = 0; i < dni.attrs; i++ ) {
1403 mod = ch_malloc( sizeof( Modifications ) );
1404 mod->sml_op = LDAP_MOD_DELETE;
1405 mod->sml_desc = dni.ads[i];
1406 mod->sml_type = mod->sml_desc->ad_cname;
1407 mod->sml_values = NULL;
1408 mod->sml_nvalues = NULL;
1409 if ( !modhead ) modhead = mod;
1411 modtail->sml_next = mod;
1416 /* Append passed in list to ours */
1418 modtail->sml_next = *modlist;
1424 /* Find end of this list */
1425 for ( ; mod != NULL; mod = mod->sml_next ) {
1429 mod = (Modifications *)ch_calloc(1, sizeof(Modifications));
1430 mod->sml_op = LDAP_MOD_REPLACE;
1431 mod->sml_desc = slap_schema.si_ad_entryUUID;
1432 mod->sml_type = mod->sml_desc->ad_cname;
1433 ber_dupbv( &uuid_bv, &syncUUID_strrep );
1434 ber_bvarray_add( &mod->sml_values, &uuid_bv );
1435 ber_dupbv( &uuid_bv, syncUUID );
1436 ber_bvarray_add( &mod->sml_nvalues, &uuid_bv );
1437 modtail->sml_next = mod;
1439 op->o_tag = LDAP_REQ_MODIFY;
1440 op->orm_modlist = *modlist;
1442 rc = be->be_modify( op, &rs_modify );
1443 Debug( LDAP_DEBUG_SYNC,
1444 "syncrepl_entry: %s (%d)\n",
1445 "be_modify", rc, 0 );
1446 if ( rs_modify.sr_err != LDAP_SUCCESS ) {
1447 Debug( LDAP_DEBUG_ANY,
1448 "syncrepl_entry : be_modify failed (%d)\n",
1449 rs_modify.sr_err, 0, 0 );
1454 case LDAP_SYNC_DELETE :
1455 if ( !BER_BVISNULL( &dni.dn )) {
1456 op->o_req_dn = dni.dn;
1457 op->o_req_ndn = dni.ndn;
1458 op->o_tag = LDAP_REQ_DELETE;
1459 rc = be->be_delete( op, &rs_delete );
1460 Debug( LDAP_DEBUG_SYNC,
1461 "syncrepl_entry: %s (%d)\n",
1462 "be_delete", rc, 0 );
1464 while ( rs_delete.sr_err == LDAP_SUCCESS
1465 && op->o_delete_glue_parent ) {
1466 op->o_delete_glue_parent = 0;
1467 if ( !be_issuffix( op->o_bd, &op->o_req_ndn )) {
1468 slap_callback cb = { NULL };
1469 cb.sc_response = slap_null_cb;
1470 dnParent( &op->o_req_ndn, &pdn );
1472 op->o_req_ndn = pdn;
1473 op->o_callback = &cb;
1474 op->o_bd->be_delete( op, &rs_delete );
1484 Debug( LDAP_DEBUG_ANY,
1485 "syncrepl_entry : unknown syncstate\n", 0, 0, 0 );
1491 if ( !BER_BVISNULL( &syncUUID_strrep ) ) {
1492 slap_sl_free( syncUUID_strrep.bv_val, op->o_tmpmemctx );
1493 BER_BVZERO( &syncUUID_strrep );
1496 op->o_tmpfree( dni.ads, op->o_tmpmemctx );
1498 if ( !BER_BVISNULL( &dni.ndn ) ) {
1499 op->o_tmpfree( dni.ndn.bv_val, op->o_tmpmemctx );
1501 if ( !BER_BVISNULL( &dni.dn ) ) {
1502 op->o_tmpfree( dni.dn.bv_val, op->o_tmpmemctx );
1507 static struct berval gcbva[] = {
1513 #define NP_DELETE_ONE 2
1516 syncrepl_del_nonpresent(
1521 Backend* be = op->o_bd;
1522 slap_callback cb = { NULL };
1523 SlapReply rs_search = {REP_RESULT};
1524 SlapReply rs_delete = {REP_RESULT};
1525 SlapReply rs_modify = {REP_RESULT};
1526 struct nonpresent_entry *np_list, *np_prev;
1528 AttributeName an[2];
1530 struct berval pdn = BER_BVNULL;
1531 struct berval org_req_dn = BER_BVNULL;
1532 struct berval org_req_ndn = BER_BVNULL;
1534 op->o_req_dn = si->si_base;
1535 op->o_req_ndn = si->si_base;
1537 cb.sc_response = nonpresent_callback;
1540 op->o_callback = &cb;
1541 op->o_tag = LDAP_REQ_SEARCH;
1542 op->ors_scope = si->si_scope;
1543 op->ors_deref = LDAP_DEREF_NEVER;
1544 op->o_time = slap_get_time();
1545 op->ors_tlimit = SLAP_NO_LIMIT;
1550 AttributeAssertion eq = { NULL, BER_BVNULL, NULL };
1553 op->ors_attrsonly = 1;
1554 op->ors_attrs = slap_anlist_no_attrs;
1555 op->ors_limit = NULL;
1556 op->ors_filter = &uf;
1559 uf.f_av_desc = slap_schema.si_ad_entryUUID;
1561 uf.f_choice = LDAP_FILTER_EQUALITY;
1562 si->si_refreshDelete |= NP_DELETE_ONE;
1564 for (i=0; uuids[i].bv_val; i++) {
1566 uf.f_av_value = uuids[i];
1567 rc = be->be_search( op, &rs_search );
1569 si->si_refreshDelete ^= NP_DELETE_ONE;
1571 memset( &an[0], 0, 2 * sizeof( AttributeName ) );
1572 an[0].an_name = slap_schema.si_ad_entryUUID->ad_cname;
1573 an[0].an_desc = slap_schema.si_ad_entryUUID;
1575 op->ors_slimit = SLAP_NO_LIMIT;
1576 op->ors_attrsonly = 0;
1577 op->ors_filter = str2filter_x( op, si->si_filterstr.bv_val );
1578 op->ors_filterstr = si->si_filterstr;
1579 op->o_nocaching = 1;
1581 if ( limits_check( op, &rs_search ) == 0 ) {
1582 rc = be->be_search( op, &rs_search );
1584 if ( op->ors_filter ) filter_free_x( op, op->ors_filter );
1587 op->o_nocaching = 0;
1589 if ( !LDAP_LIST_EMPTY( &si->si_nonpresentlist ) ) {
1591 slap_queue_csn( op, &si->si_syncCookie.ctxcsn );
1593 np_list = LDAP_LIST_FIRST( &si->si_nonpresentlist );
1594 while ( np_list != NULL ) {
1595 LDAP_LIST_REMOVE( np_list, npe_link );
1597 np_list = LDAP_LIST_NEXT( np_list, npe_link );
1598 op->o_tag = LDAP_REQ_DELETE;
1599 op->o_callback = &cb;
1600 cb.sc_response = null_callback;
1602 op->o_req_dn = *np_prev->npe_name;
1603 op->o_req_ndn = *np_prev->npe_nname;
1604 rc = op->o_bd->be_delete( op, &rs_delete );
1606 if ( rs_delete.sr_err == LDAP_NOT_ALLOWED_ON_NONLEAF ) {
1607 Modifications mod1, mod2;
1608 mod1.sml_op = LDAP_MOD_REPLACE;
1609 mod1.sml_desc = slap_schema.si_ad_objectClass;
1610 mod1.sml_type = mod1.sml_desc->ad_cname;
1611 mod1.sml_values = &gcbva[0];
1612 mod1.sml_nvalues = NULL;
1613 mod1.sml_next = &mod2;
1615 mod2.sml_op = LDAP_MOD_REPLACE;
1616 mod2.sml_desc = slap_schema.si_ad_structuralObjectClass;
1617 mod2.sml_type = mod2.sml_desc->ad_cname;
1618 mod2.sml_values = &gcbva[1];
1619 mod2.sml_nvalues = NULL;
1620 mod2.sml_next = NULL;
1622 op->o_tag = LDAP_REQ_MODIFY;
1623 op->orm_modlist = &mod1;
1625 rc = be->be_modify( op, &rs_modify );
1628 while ( rs_delete.sr_err == LDAP_SUCCESS &&
1629 op->o_delete_glue_parent ) {
1630 op->o_delete_glue_parent = 0;
1631 if ( !be_issuffix( op->o_bd, &op->o_req_ndn )) {
1632 slap_callback cb = { NULL };
1633 cb.sc_response = slap_null_cb;
1634 dnParent( &op->o_req_ndn, &pdn );
1636 op->o_req_ndn = pdn;
1637 op->o_callback = &cb;
1638 /* give it a root privil ? */
1639 op->o_bd->be_delete( op, &rs_delete );
1645 op->o_delete_glue_parent = 0;
1647 ber_bvfree( np_prev->npe_name );
1648 ber_bvfree( np_prev->npe_nname );
1652 slap_graduate_commit_csn( op );
1663 Backend *be = op->o_bd;
1664 slap_callback cb = { NULL };
1669 struct berval dn = {0, NULL};
1670 struct berval ndn = {0, NULL};
1672 SlapReply rs_add = {REP_RESULT};
1675 op->o_tag = LDAP_REQ_ADD;
1676 op->o_callback = &cb;
1677 cb.sc_response = null_callback;
1678 cb.sc_private = NULL;
1683 /* count RDNs in suffix */
1684 if ( !BER_BVISEMPTY( &be->be_nsuffix[0] ) ) {
1685 for ( i = 0, ptr = be->be_nsuffix[0].bv_val; ptr; ptr = strchr( ptr, ',' ) ) {
1695 /* Start with BE suffix */
1696 for ( i = 0, ptr = NULL; i < suffrdns; i++ ) {
1697 comma = strrchr( dn.bv_val, ',' );
1698 if ( ptr ) *ptr = ',';
1699 if ( comma ) *comma = '\0';
1704 dn.bv_len -= ptr - dn.bv_val;
1707 /* the normalizedDNs are always the same length, no counting
1710 if ( ndn.bv_len > be->be_nsuffix[0].bv_len ) {
1711 ndn.bv_val += ndn.bv_len - be->be_nsuffix[0].bv_len;
1712 ndn.bv_len = be->be_nsuffix[0].bv_len;
1715 while ( ndn.bv_val > e->e_nname.bv_val ) {
1716 glue = (Entry *) ch_calloc( 1, sizeof(Entry) );
1717 ber_dupbv( &glue->e_name, &dn );
1718 ber_dupbv( &glue->e_nname, &ndn );
1720 a = ch_calloc( 1, sizeof( Attribute ));
1721 a->a_desc = slap_schema.si_ad_objectClass;
1723 a->a_vals = ch_calloc( 3, sizeof( struct berval ));
1724 ber_dupbv( &a->a_vals[0], &gcbva[0] );
1725 ber_dupbv( &a->a_vals[1], &gcbva[1] );
1726 ber_dupbv( &a->a_vals[2], &gcbva[2] );
1728 a->a_nvals = a->a_vals;
1730 a->a_next = glue->e_attrs;
1733 a = ch_calloc( 1, sizeof( Attribute ));
1734 a->a_desc = slap_schema.si_ad_structuralObjectClass;
1736 a->a_vals = ch_calloc( 2, sizeof( struct berval ));
1737 ber_dupbv( &a->a_vals[0], &gcbva[1] );
1738 ber_dupbv( &a->a_vals[1], &gcbva[2] );
1740 a->a_nvals = a->a_vals;
1742 a->a_next = glue->e_attrs;
1745 op->o_req_dn = glue->e_name;
1746 op->o_req_ndn = glue->e_nname;
1748 rc = be->be_add ( op, &rs_add );
1749 if ( rs_add.sr_err == LDAP_SUCCESS ) {
1750 be_entry_release_w( op, glue );
1752 /* incl. ALREADY EXIST */
1756 /* Move to next child */
1757 for (ptr = dn.bv_val-2; ptr > e->e_name.bv_val && *ptr != ','; ptr--) {
1760 if ( ptr == e->e_name.bv_val ) break;
1762 dn.bv_len = e->e_name.bv_len - (ptr-e->e_name.bv_val);
1763 for( ptr = ndn.bv_val-2;
1764 ptr > e->e_nname.bv_val && *ptr != ',';
1770 ndn.bv_len = e->e_nname.bv_len - (ptr-e->e_nname.bv_val);
1773 op->o_req_dn = e->e_name;
1774 op->o_req_ndn = e->e_nname;
1776 rc = be->be_add ( op, &rs_add );
1777 if ( rs_add.sr_err == LDAP_SUCCESS ) {
1778 be_entry_release_w( op, e );
1787 syncrepl_updateCookie(
1791 struct sync_cookie *syncCookie )
1793 Backend *be = op->o_bd;
1794 Modifications mod = {0};
1795 struct berval vals[2];
1798 char txtbuf[SLAP_TEXT_BUFLEN];
1799 size_t textlen = sizeof txtbuf;
1803 slap_callback cb = { NULL };
1804 SlapReply rs_modify = {REP_RESULT};
1806 slap_sync_cookie_free( &si->si_syncCookie, 0 );
1807 slap_dup_sync_cookie( &si->si_syncCookie, syncCookie );
1809 mod.sml_op = LDAP_MOD_REPLACE;
1810 mod.sml_desc = slap_schema.si_ad_contextCSN;
1811 mod.sml_type = mod.sml_desc->ad_cname;
1812 mod.sml_values = vals;
1813 vals[0] = si->si_syncCookie.ctxcsn;
1814 vals[1].bv_val = NULL;
1817 slap_queue_csn( op, &si->si_syncCookie.ctxcsn );
1819 op->o_tag = LDAP_REQ_MODIFY;
1821 assert( si->si_rid < 1000 );
1823 cb.sc_response = null_callback;
1826 op->o_callback = &cb;
1827 op->o_req_dn = op->o_bd->be_suffix[0];
1828 op->o_req_ndn = op->o_bd->be_nsuffix[0];
1830 /* update contextCSN */
1831 op->o_msgid = SLAP_SYNC_UPDATE_MSGID;
1832 op->orm_modlist = &mod;
1833 rc = be->be_modify( op, &rs_modify );
1836 if ( rs_modify.sr_err != LDAP_SUCCESS ) {
1837 Debug( LDAP_DEBUG_ANY,
1838 "be_modify failed (%d)\n", rs_modify.sr_err, 0, 0 );
1842 slap_graduate_commit_csn( op );
1852 dninfo *dni = op->o_callback->sc_private;
1854 if ( rs->sr_type == REP_SEARCH ) {
1855 if ( !BER_BVISNULL( &dni->dn ) ) {
1856 Debug( LDAP_DEBUG_ANY,
1857 "dn_callback : consistency error - "
1858 "entryUUID is not unique\n", 0, 0, 0 );
1860 ber_dupbv_x( &dni->dn, &rs->sr_entry->e_name, op->o_tmpmemctx );
1861 ber_dupbv_x( &dni->ndn, &rs->sr_entry->e_nname, op->o_tmpmemctx );
1862 /* If there is a new entry, see if it differs from the old.
1863 * We compare the non-normalized values so that cosmetic changes
1864 * in the provider are always propagated.
1866 if ( dni->new_entry ) {
1867 Attribute *old, *new;
1870 /* Did the DN change? Note that we don't explicitly try to
1871 * discover if the deleteOldRdn argument applies here. It
1872 * would save an unnecessary Modify if we detected it, but
1873 * that's a fair amount of trouble to compare the two attr
1876 if ( !dn_match( &rs->sr_entry->e_name,
1877 &dni->new_entry->e_name ) )
1882 for ( i = 0, old = rs->sr_entry->e_attrs;
1884 i++, old = old->a_next )
1889 /* We assume that attributes are saved in the same order
1890 * in the remote and local databases. So if we walk through
1891 * the attributeDescriptions one by one they should match in
1892 * lock step. If not, we signal a change. Otherwise we test
1895 for ( old = rs->sr_entry->e_attrs, new = dni->new_entry->e_attrs;
1897 old = old->a_next, new = new->a_next )
1899 if ( old->a_desc != new->a_desc ) {
1900 dni->wasChanged = 1;
1903 for ( i = 0; ; i++ ) {
1905 nold = BER_BVISNULL( &old->a_vals[i] );
1906 nnew = BER_BVISNULL( &new->a_vals[i] );
1907 /* If both are empty, stop looking */
1908 if ( nold && nnew ) {
1911 /* If they are different, stop looking */
1912 if ( nold != nnew ) {
1913 dni->wasChanged = 1;
1916 if ( ber_bvcmp( &old->a_vals[i], &new->a_vals[i] )) {
1917 dni->wasChanged = 1;
1921 if ( dni->wasChanged ) break;
1923 if ( dni->wasChanged ) {
1924 dni->ads = op->o_tmpalloc( dni->attrs *
1925 sizeof(AttributeDescription *), op->o_tmpmemctx );
1927 for ( old = rs->sr_entry->e_attrs; old; old = old->a_next ) {
1928 dni->ads[i] = old->a_desc;
1934 } else if ( rs->sr_type == REP_RESULT ) {
1935 if ( rs->sr_err == LDAP_SIZELIMIT_EXCEEDED ) {
1936 Debug( LDAP_DEBUG_ANY,
1937 "dn_callback : consistency error - "
1938 "entryUUID is not unique\n", 0, 0, 0 );
1942 return LDAP_SUCCESS;
1946 nonpresent_callback(
1950 syncinfo_t *si = op->o_callback->sc_private;
1953 struct berval* present_uuid = NULL;
1954 struct nonpresent_entry *np_entry;
1956 if ( rs->sr_type == REP_RESULT ) {
1957 count = avl_free( si->si_presentlist, avl_ber_bvfree );
1958 si->si_presentlist = NULL;
1960 } else if ( rs->sr_type == REP_SEARCH ) {
1961 if ( !(si->si_refreshDelete & NP_DELETE_ONE )) {
1962 a = attr_find( rs->sr_entry->e_attrs, slap_schema.si_ad_entryUUID );
1964 if ( a == NULL ) return 0;
1966 present_uuid = avl_find( si->si_presentlist, &a->a_nvals[0],
1970 if ( present_uuid == NULL ) {
1971 np_entry = (struct nonpresent_entry *)
1972 ch_calloc( 1, sizeof( struct nonpresent_entry ));
1973 np_entry->npe_name = ber_dupbv( NULL, &rs->sr_entry->e_name );
1974 np_entry->npe_nname = ber_dupbv( NULL, &rs->sr_entry->e_nname );
1975 LDAP_LIST_INSERT_HEAD( &si->si_nonpresentlist, np_entry, npe_link );
1978 avl_delete( &si->si_presentlist,
1979 &a->a_nvals[0], syncuuid_cmp );
1980 ch_free( present_uuid->bv_val );
1981 ch_free( present_uuid );
1984 return LDAP_SUCCESS;
1992 if ( rs->sr_err != LDAP_SUCCESS &&
1993 rs->sr_err != LDAP_REFERRAL &&
1994 rs->sr_err != LDAP_ALREADY_EXISTS &&
1995 rs->sr_err != LDAP_NO_SUCH_OBJECT &&
1996 rs->sr_err != LDAP_NOT_ALLOWED_ON_NONLEAF )
1998 Debug( LDAP_DEBUG_ANY,
1999 "null_callback : error code 0x%x\n",
2002 return LDAP_SUCCESS;
2006 slap_uuidstr_from_normalized(
2007 struct berval* uuidstr,
2008 struct berval* normalized,
2012 unsigned char nibble;
2015 if ( normalized == NULL ) return NULL;
2016 if ( normalized->bv_len != 16 ) return NULL;
2021 new = (struct berval *)slap_sl_malloc( sizeof(struct berval), ctx );
2022 if ( new == NULL ) {
2029 if ( ( new->bv_val = slap_sl_malloc( new->bv_len + 1, ctx ) ) == NULL ) {
2030 if ( new != uuidstr ) {
2031 slap_sl_free( new, ctx );
2036 for ( i = 0; i < 16; i++ ) {
2037 if ( i == 4 || i == 6 || i == 8 || i == 10 ) {
2038 new->bv_val[(i<<1)+d] = '-';
2042 nibble = (normalized->bv_val[i] >> 4) & 0xF;
2043 if ( nibble < 10 ) {
2044 new->bv_val[(i<<1)+d] = nibble + '0';
2046 new->bv_val[(i<<1)+d] = nibble - 10 + 'a';
2049 nibble = (normalized->bv_val[i]) & 0xF;
2050 if ( nibble < 10 ) {
2051 new->bv_val[(i<<1)+d+1] = nibble + '0';
2053 new->bv_val[(i<<1)+d+1] = nibble - 10 + 'a';
2057 new->bv_val[new->bv_len] = '\0';
2062 syncuuid_cmp( const void* v_uuid1, const void* v_uuid2 )
2064 const struct berval *uuid1 = v_uuid1;
2065 const struct berval *uuid2 = v_uuid2;
2066 int rc = uuid1->bv_len - uuid2->bv_len;
2067 if ( rc ) return rc;
2068 return ( memcmp( uuid1->bv_val, uuid2->bv_val, uuid1->bv_len ) );
2072 avl_ber_bvfree( void *v_bv )
2074 struct berval *bv = (struct berval *)v_bv;
2076 if( v_bv == NULL ) return;
2077 if ( !BER_BVISNULL( bv ) ) {
2078 ch_free( bv->bv_val );
2080 ch_free( (char *) bv );
2084 syncinfo_free( syncinfo_t *sie )
2086 ldap_pvt_thread_mutex_destroy( &sie->si_mutex );
2087 if ( !BER_BVISNULL( &sie->si_provideruri ) ) {
2088 ch_free( sie->si_provideruri.bv_val );
2090 if ( sie->si_binddn ) {
2091 ch_free( sie->si_binddn );
2093 if ( sie->si_passwd ) {
2094 ch_free( sie->si_passwd );
2096 if ( sie->si_saslmech ) {
2097 ch_free( sie->si_saslmech );
2099 if ( sie->si_secprops ) {
2100 ch_free( sie->si_secprops );
2102 if ( sie->si_realm ) {
2103 ch_free( sie->si_realm );
2105 if ( sie->si_authcId ) {
2106 ch_free( sie->si_authcId );
2108 if ( sie->si_authzId ) {
2109 ch_free( sie->si_authzId );
2111 if ( sie->si_filterstr.bv_val ) {
2112 ch_free( sie->si_filterstr.bv_val );
2114 if ( sie->si_base.bv_val ) {
2115 ch_free( sie->si_base.bv_val );
2117 if ( sie->si_attrs ) {
2119 while ( sie->si_attrs[i] != NULL ) {
2120 ch_free( sie->si_attrs[i] );
2123 ch_free( sie->si_attrs );
2125 if ( sie->si_exattrs ) {
2127 while ( sie->si_exattrs[i] != NULL ) {
2128 ch_free( sie->si_exattrs[i] );
2131 ch_free( sie->si_exattrs );
2133 if ( sie->si_anlist ) {
2135 while ( sie->si_anlist[i].an_name.bv_val != NULL ) {
2136 ch_free( sie->si_anlist[i].an_name.bv_val );
2139 ch_free( sie->si_anlist );
2141 if ( sie->si_exanlist ) {
2143 while ( sie->si_exanlist[i].an_name.bv_val != NULL ) {
2144 ch_free( sie->si_exanlist[i].an_name.bv_val );
2147 ch_free( sie->si_exanlist );
2149 if ( sie->si_retryinterval ) {
2150 ch_free( sie->si_retryinterval );
2152 if ( sie->si_retrynum ) {
2153 ch_free( sie->si_retrynum );
2155 if ( sie->si_retrynum_init ) {
2156 ch_free( sie->si_retrynum_init );
2158 slap_sync_cookie_free( &sie->si_syncCookie, 0 );
2159 if ( sie->si_presentlist ) {
2160 avl_free( sie->si_presentlist, avl_ber_bvfree );
2163 ldap_ld_free( sie->si_ld, 1, NULL, NULL );
2165 while ( !LDAP_LIST_EMPTY( &sie->si_nonpresentlist )) {
2166 struct nonpresent_entry* npe;
2167 npe = LDAP_LIST_FIRST( &sie->si_nonpresentlist );
2168 LDAP_LIST_REMOVE( npe, npe_link );
2169 if ( npe->npe_name ) {
2170 if ( npe->npe_name->bv_val ) {
2171 ch_free( npe->npe_name->bv_val );
2173 ch_free( npe->npe_name );
2175 if ( npe->npe_nname ) {
2176 if ( npe->npe_nname->bv_val ) {
2177 ch_free( npe->npe_nname->bv_val );
2179 ch_free( npe->npe_nname );