2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1998-2011 The OpenLDAP Foundation.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted only as authorized by the OpenLDAP
11 * A copy of this license is available in the file LICENSE in the
12 * top-level directory of the distribution or, alternatively, at
13 * <http://www.OpenLDAP.org/license.html>.
20 #include <ac/string.h>
21 #include <ac/socket.h>
27 #include "../../libraries/liblber/lber-int.h"
29 static SLAP_CTRL_PARSE_FN parseAssert;
30 static SLAP_CTRL_PARSE_FN parseDomainScope;
31 static SLAP_CTRL_PARSE_FN parseDontUseCopy;
32 static SLAP_CTRL_PARSE_FN parseManageDSAit;
33 static SLAP_CTRL_PARSE_FN parseNoOp;
34 static SLAP_CTRL_PARSE_FN parsePagedResults;
35 static SLAP_CTRL_PARSE_FN parsePermissiveModify;
36 static SLAP_CTRL_PARSE_FN parsePreRead, parsePostRead;
37 static SLAP_CTRL_PARSE_FN parseProxyAuthz;
38 static SLAP_CTRL_PARSE_FN parseRelax;
39 static SLAP_CTRL_PARSE_FN parseSearchOptions;
40 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
41 static SLAP_CTRL_PARSE_FN parseSortedResults;
43 static SLAP_CTRL_PARSE_FN parseSubentries;
44 #ifdef SLAP_CONTROL_X_TREE_DELETE
45 static SLAP_CTRL_PARSE_FN parseTreeDelete;
47 static SLAP_CTRL_PARSE_FN parseValuesReturnFilter;
48 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
49 static SLAP_CTRL_PARSE_FN parseSessionTracking;
51 #ifdef SLAP_CONTROL_X_WHATFAILED
52 static SLAP_CTRL_PARSE_FN parseWhatFailed;
55 #undef sc_mask /* avoid conflict with Irix 6.5 <sys/signal.h> */
57 const struct berval slap_pre_read_bv = BER_BVC(LDAP_CONTROL_PRE_READ);
58 const struct berval slap_post_read_bv = BER_BVC(LDAP_CONTROL_POST_READ);
60 struct slap_control_ids slap_cids;
66 /* The controlID for this control */
69 /* Operations supported by control */
72 /* Extended operations supported by control */
73 char **sc_extendedops; /* input */
74 BerVarray sc_extendedopsbv; /* run-time use */
76 /* Control parsing callback */
77 SLAP_CTRL_PARSE_FN *sc_parse;
79 LDAP_SLIST_ENTRY(slap_control) sc_next;
82 static LDAP_SLIST_HEAD(ControlsList, slap_control) controls_list
83 = LDAP_SLIST_HEAD_INITIALIZER(&controls_list);
86 * all known request control OIDs should be added to this list
89 * NOTE: initialize num_known_controls to 1 so that cid = 0 always
90 * addresses an undefined control; this allows to safely test for
91 * well known controls even if they are not registered, e.g. if
92 * they get moved to modules. An example is sc_LDAPsync, which
93 * is implemented in the syncprov overlay and thus, if configured
94 * as dynamic module, may not be registered. One side effect is that
95 * slap_known_controls[0] == NULL, so it should always be used
97 * FIXME: should we define the "undefined control" oid?
99 char *slap_known_controls[SLAP_MAX_CIDS+1];
100 static int num_known_controls = 1;
102 static char *proxy_authz_extops[] = {
103 LDAP_EXOP_MODIFY_PASSWD,
109 static char *manageDSAit_extops[] = {
114 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
115 static char *session_tracking_extops[] = {
116 LDAP_EXOP_MODIFY_PASSWD,
123 static struct slap_control control_defs[] = {
124 { LDAP_CONTROL_ASSERT,
125 (int)offsetof(struct slap_control_ids, sc_assert),
126 SLAP_CTRL_UPDATE|SLAP_CTRL_COMPARE|SLAP_CTRL_SEARCH,
128 parseAssert, LDAP_SLIST_ENTRY_INITIALIZER(next) },
129 { LDAP_CONTROL_PRE_READ,
130 (int)offsetof(struct slap_control_ids, sc_preRead),
131 SLAP_CTRL_DELETE|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME,
133 parsePreRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
134 { LDAP_CONTROL_POST_READ,
135 (int)offsetof(struct slap_control_ids, sc_postRead),
136 SLAP_CTRL_ADD|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME,
138 parsePostRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
139 { LDAP_CONTROL_VALUESRETURNFILTER,
140 (int)offsetof(struct slap_control_ids, sc_valuesReturnFilter),
141 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH,
143 parseValuesReturnFilter, LDAP_SLIST_ENTRY_INITIALIZER(next) },
144 { LDAP_CONTROL_PAGEDRESULTS,
145 (int)offsetof(struct slap_control_ids, sc_pagedResults),
148 parsePagedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
149 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
150 { LDAP_CONTROL_SORTREQUEST,
151 (int)offsetof(struct slap_control_ids, sc_sortedResults),
152 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
154 parseSortedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
156 { LDAP_CONTROL_X_DOMAIN_SCOPE,
157 (int)offsetof(struct slap_control_ids, sc_domainScope),
158 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
160 parseDomainScope, LDAP_SLIST_ENTRY_INITIALIZER(next) },
161 { LDAP_CONTROL_DONTUSECOPY,
162 (int)offsetof(struct slap_control_ids, sc_dontUseCopy),
163 SLAP_CTRL_GLOBAL|SLAP_CTRL_INTROGATE,
165 parseDontUseCopy, LDAP_SLIST_ENTRY_INITIALIZER(next) },
166 { LDAP_CONTROL_X_PERMISSIVE_MODIFY,
167 (int)offsetof(struct slap_control_ids, sc_permissiveModify),
168 SLAP_CTRL_MODIFY|SLAP_CTRL_HIDE,
170 parsePermissiveModify, LDAP_SLIST_ENTRY_INITIALIZER(next) },
171 #ifdef SLAP_CONTROL_X_TREE_DELETE
172 { LDAP_CONTROL_X_TREE_DELETE,
173 (int)offsetof(struct slap_control_ids, sc_treeDelete),
174 SLAP_CTRL_DELETE|SLAP_CTRL_HIDE,
176 parseTreeDelete, LDAP_SLIST_ENTRY_INITIALIZER(next) },
178 { LDAP_CONTROL_X_SEARCH_OPTIONS,
179 (int)offsetof(struct slap_control_ids, sc_searchOptions),
180 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
182 parseSearchOptions, LDAP_SLIST_ENTRY_INITIALIZER(next) },
183 { LDAP_CONTROL_SUBENTRIES,
184 (int)offsetof(struct slap_control_ids, sc_subentries),
187 parseSubentries, LDAP_SLIST_ENTRY_INITIALIZER(next) },
189 (int)offsetof(struct slap_control_ids, sc_noOp),
190 SLAP_CTRL_ACCESS|SLAP_CTRL_HIDE,
192 parseNoOp, LDAP_SLIST_ENTRY_INITIALIZER(next) },
193 { LDAP_CONTROL_RELAX,
194 (int)offsetof(struct slap_control_ids, sc_relax),
195 SLAP_CTRL_GLOBAL|SLAP_CTRL_UPDATE|SLAP_CTRL_HIDE,
197 parseRelax, LDAP_SLIST_ENTRY_INITIALIZER(next) },
199 { LDAP_CONTROL_X_TXN_SPEC,
200 (int)offsetof(struct slap_control_ids, sc_txnSpec),
201 SLAP_CTRL_UPDATE|SLAP_CTRL_HIDE,
203 txn_spec_ctrl, LDAP_SLIST_ENTRY_INITIALIZER(next) },
205 { LDAP_CONTROL_MANAGEDSAIT,
206 (int)offsetof(struct slap_control_ids, sc_manageDSAit),
208 manageDSAit_extops, NULL,
209 parseManageDSAit, LDAP_SLIST_ENTRY_INITIALIZER(next) },
210 { LDAP_CONTROL_PROXY_AUTHZ,
211 (int)offsetof(struct slap_control_ids, sc_proxyAuthz),
212 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS,
213 proxy_authz_extops, NULL,
214 parseProxyAuthz, LDAP_SLIST_ENTRY_INITIALIZER(next) },
215 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
216 { LDAP_CONTROL_X_SESSION_TRACKING,
217 (int)offsetof(struct slap_control_ids, sc_sessionTracking),
218 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS|SLAP_CTRL_BIND|SLAP_CTRL_HIDE,
219 session_tracking_extops, NULL,
220 parseSessionTracking, LDAP_SLIST_ENTRY_INITIALIZER(next) },
222 #ifdef SLAP_CONTROL_X_WHATFAILED
223 { LDAP_CONTROL_X_WHATFAILED,
224 (int)offsetof(struct slap_control_ids, sc_whatFailed),
225 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS|SLAP_CTRL_HIDE,
227 parseWhatFailed, LDAP_SLIST_ENTRY_INITIALIZER(next) },
230 { NULL, 0, 0, NULL, 0, NULL, LDAP_SLIST_ENTRY_INITIALIZER(next) }
233 static struct slap_control *
234 find_ctrl( const char *oid );
237 * Register a supported control.
239 * This can be called by an OpenLDAP plugin or, indirectly, by a
240 * SLAPI plugin calling slapi_register_supported_control().
242 * NOTE: if flags == 1 the control is replaced if already registered;
243 * otherwise registering an already registered control is not allowed.
246 register_supported_control2(const char *controloid,
247 slap_mask_t controlmask,
249 SLAP_CTRL_PARSE_FN *controlparsefn,
253 struct slap_control *sc = NULL;
255 BerVarray extendedopsbv = NULL;
257 if ( num_known_controls >= SLAP_MAX_CIDS ) {
258 Debug( LDAP_DEBUG_ANY, "Too many controls registered."
259 " Recompile slapd with SLAP_MAX_CIDS defined > %d\n",
260 SLAP_MAX_CIDS, 0, 0 );
264 if ( controloid == NULL ) {
265 return LDAP_PARAM_ERROR;
268 /* check if already registered */
269 for ( i = 0; slap_known_controls[ i ]; i++ ) {
270 if ( strcmp( controloid, slap_known_controls[ i ] ) == 0 ) {
272 Debug( LDAP_DEBUG_TRACE,
273 "Control %s already registered; replacing.\n",
275 /* (find and) replace existing handler */
276 sc = find_ctrl( controloid );
277 assert( sc != NULL );
281 Debug( LDAP_DEBUG_ANY,
282 "Control %s already registered.\n",
284 return LDAP_PARAM_ERROR;
288 /* turn compatible extended operations into bervals */
289 if ( controlexops != NULL ) {
292 for ( i = 0; controlexops[ i ]; i++ );
294 extendedopsbv = ber_memcalloc( i + 1, sizeof( struct berval ) );
295 if ( extendedopsbv == NULL ) {
296 return LDAP_NO_MEMORY;
299 for ( i = 0; controlexops[ i ]; i++ ) {
300 ber_str2bv( controlexops[ i ], 0, 1, &extendedopsbv[ i ] );
305 sc = (struct slap_control *)SLAP_MALLOC( sizeof( *sc ) );
307 return LDAP_NO_MEMORY;
310 sc->sc_oid = ch_strdup( controloid );
311 sc->sc_cid = num_known_controls;
313 /* Update slap_known_controls, too. */
314 slap_known_controls[num_known_controls - 1] = sc->sc_oid;
315 slap_known_controls[num_known_controls++] = NULL;
317 LDAP_SLIST_NEXT( sc, sc_next ) = NULL;
318 LDAP_SLIST_INSERT_HEAD( &controls_list, sc, sc_next );
321 if ( sc->sc_extendedopsbv ) {
322 /* FIXME: in principle, we should rather merge
323 * existing extops with those supported by the
324 * new control handling implementation.
325 * In fact, whether a control is compatible with
326 * an extop should not be a matter of implementation.
327 * We likely also need a means for a newly
328 * registered extop to declare that it is
329 * comptible with an already registered control.
331 ber_bvarray_free( sc->sc_extendedopsbv );
332 sc->sc_extendedopsbv = NULL;
333 sc->sc_extendedops = NULL;
337 sc->sc_extendedopsbv = extendedopsbv;
338 sc->sc_mask = controlmask;
339 sc->sc_parse = controlparsefn;
341 *controlcid = sc->sc_cid;
347 #ifdef SLAP_CONFIG_DELETE
349 unregister_supported_control( const char *controloid )
351 struct slap_control *sc;
354 if ( controloid == NULL || (sc = find_ctrl( controloid )) == NULL ){
358 for ( i = 0; slap_known_controls[ i ]; i++ ) {
359 if ( strcmp( controloid, slap_known_controls[ i ] ) == 0 ) {
361 slap_known_controls[ i ] = slap_known_controls[ i+1 ];
362 } while ( slap_known_controls[ i++ ] );
363 num_known_controls--;
368 LDAP_SLIST_REMOVE(&controls_list, sc, slap_control, sc_next);
369 ch_free( sc->sc_oid );
370 if ( sc->sc_extendedopsbv != NULL ) {
371 ber_bvarray_free( sc->sc_extendedopsbv );
377 #endif /* SLAP_CONFIG_DELETE */
380 * One-time initialization of internal controls.
383 slap_controls_init( void )
389 for ( i = 0; control_defs[i].sc_oid != NULL; i++ ) {
390 int *cid = (int *)(((char *)&slap_cids) + control_defs[i].sc_cid );
391 rc = register_supported_control( control_defs[i].sc_oid,
392 control_defs[i].sc_mask, control_defs[i].sc_extendedops,
393 control_defs[i].sc_parse, cid );
394 if ( rc != LDAP_SUCCESS ) break;
401 * Free memory associated with list of supported controls.
404 controls_destroy( void )
406 struct slap_control *sc;
408 while ( !LDAP_SLIST_EMPTY(&controls_list) ) {
409 sc = LDAP_SLIST_FIRST(&controls_list);
410 LDAP_SLIST_REMOVE_HEAD(&controls_list, sc_next);
412 ch_free( sc->sc_oid );
413 if ( sc->sc_extendedopsbv != NULL ) {
414 ber_bvarray_free( sc->sc_extendedopsbv );
421 * Format the supportedControl attribute of the root DSE,
422 * detailing which controls are supported by the directory
426 controls_root_dse_info( Entry *e )
428 AttributeDescription *ad_supportedControl
429 = slap_schema.si_ad_supportedControl;
430 struct berval vals[2];
431 struct slap_control *sc;
433 vals[1].bv_val = NULL;
436 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
437 if( sc->sc_mask & SLAP_CTRL_HIDE ) continue;
439 vals[0].bv_val = sc->sc_oid;
440 vals[0].bv_len = strlen( sc->sc_oid );
442 if ( attr_merge( e, ad_supportedControl, vals, NULL ) ) {
451 * Return a list of OIDs and operation masks for supported
452 * controls. Used by SLAPI.
455 get_supported_controls(char ***ctrloidsp,
456 slap_mask_t **ctrlmasks)
461 struct slap_control *sc;
465 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
475 oids = (char **)SLAP_MALLOC( (n + 1) * sizeof(char *) );
476 if ( oids == NULL ) {
477 return LDAP_NO_MEMORY;
479 masks = (slap_mask_t *)SLAP_MALLOC( (n + 1) * sizeof(slap_mask_t) );
480 if ( masks == NULL ) {
482 return LDAP_NO_MEMORY;
487 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
488 oids[n] = ch_strdup( sc->sc_oid );
489 masks[n] = sc->sc_mask;
502 * Find a control given its OID.
504 static struct slap_control *
505 find_ctrl( const char *oid )
507 struct slap_control *sc;
509 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
510 if ( strcmp( oid, sc->sc_oid ) == 0 ) {
519 slap_find_control_id(
523 struct slap_control *ctrl = find_ctrl( oid );
525 if ( cid ) *cid = ctrl->sc_cid;
528 return LDAP_CONTROL_NOT_FOUND;
532 slap_global_control( Operation *op, const char *oid, int *cid )
534 struct slap_control *ctrl = find_ctrl( oid );
536 if ( ctrl == NULL ) {
537 /* should not be reachable */
538 Debug( LDAP_DEBUG_ANY,
539 "slap_global_control: unrecognized control: %s\n",
541 return LDAP_CONTROL_NOT_FOUND;
544 if ( cid ) *cid = ctrl->sc_cid;
546 if ( ( ctrl->sc_mask & SLAP_CTRL_GLOBAL ) ||
547 ( ( op->o_tag & LDAP_REQ_SEARCH ) &&
548 ( ctrl->sc_mask & SLAP_CTRL_GLOBAL_SEARCH ) ) )
550 return LDAP_COMPARE_TRUE;
554 Debug( LDAP_DEBUG_TRACE,
555 "slap_global_control: unavailable control: %s\n",
559 return LDAP_COMPARE_FALSE;
562 void slap_free_ctrls(
564 LDAPControl **ctrls )
568 for (i=0; ctrls[i]; i++) {
569 op->o_tmpfree(ctrls[i], op->o_tmpmemctx );
571 op->o_tmpfree( ctrls, op->o_tmpmemctx );
577 LDAPControl **ctrls )
580 LDAPControl **ctrlsp;
582 if ( rs->sr_ctrls ) {
583 for ( ; rs->sr_ctrls[ i ]; i++ ) ;
586 for ( j=0; ctrls[j]; j++ ) ;
588 ctrlsp = op->o_tmpalloc(( i+j+1 )*sizeof(LDAPControl *), op->o_tmpmemctx );
590 if ( rs->sr_ctrls ) {
591 for ( ; rs->sr_ctrls[i]; i++ )
592 ctrlsp[i] = rs->sr_ctrls[i];
594 for ( j=0; ctrls[j]; j++)
595 ctrlsp[i++] = ctrls[j];
598 if ( rs->sr_flags & REP_CTRLS_MUSTBEFREED )
599 op->o_tmpfree( rs->sr_ctrls, op->o_tmpmemctx );
600 rs->sr_ctrls = ctrlsp;
601 rs->sr_flags |= REP_CTRLS_MUSTBEFREED;
608 LDAPControl *control,
611 struct slap_control *sc;
612 int rc = LDAP_SUCCESS;
614 sc = find_ctrl( control->ldctl_oid );
616 /* recognized control */
618 switch( op->o_tag ) {
620 tagmask = SLAP_CTRL_ADD;
623 tagmask = SLAP_CTRL_BIND;
625 case LDAP_REQ_COMPARE:
626 tagmask = SLAP_CTRL_COMPARE;
628 case LDAP_REQ_DELETE:
629 tagmask = SLAP_CTRL_DELETE;
631 case LDAP_REQ_MODIFY:
632 tagmask = SLAP_CTRL_MODIFY;
634 case LDAP_REQ_RENAME:
635 tagmask = SLAP_CTRL_RENAME;
637 case LDAP_REQ_SEARCH:
638 tagmask = SLAP_CTRL_SEARCH;
640 case LDAP_REQ_UNBIND:
641 tagmask = SLAP_CTRL_UNBIND;
643 case LDAP_REQ_ABANDON:
644 tagmask = SLAP_CTRL_ABANDON;
646 case LDAP_REQ_EXTENDED:
648 assert( op->ore_reqoid.bv_val != NULL );
649 if( sc->sc_extendedopsbv != NULL ) {
651 for( i=0; !BER_BVISNULL( &sc->sc_extendedopsbv[i] ); i++ ) {
652 if( bvmatch( &op->ore_reqoid,
653 &sc->sc_extendedopsbv[i] ) )
662 *text = "controls internal error";
666 if (( sc->sc_mask & tagmask ) == tagmask ) {
667 /* available extension */
668 if ( sc->sc_parse ) {
669 rc = sc->sc_parse( op, rs, control );
670 assert( rc != LDAP_UNAVAILABLE_CRITICAL_EXTENSION );
672 } else if ( control->ldctl_iscritical ) {
673 *text = "not yet implemented";
678 } else if ( control->ldctl_iscritical ) {
679 /* unavailable CRITICAL control */
680 *text = "critical extension is unavailable";
681 rc = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
684 } else if ( control->ldctl_iscritical ) {
685 /* unrecognized CRITICAL control */
686 *text = "critical extension is not recognized";
687 rc = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
699 return get_ctrls2( op, rs, sendres, LDAP_TAG_CONTROLS );
713 BerElement *ber = op->o_ber;
715 #ifdef SLAP_CONTROL_X_WHATFAILED
716 /* NOTE: right now, slapd checks the validity of each control
717 * while parsing. As a consequence, it can only detect one
718 * cause of failure at a time. This results in returning
719 * exactly one OID with the whatFailed control, or no control
722 char *failed_oid = NULL;
725 len = ber_pvt_ber_remaining(ber);
729 rs->sr_err = LDAP_SUCCESS;
733 if(( tag = ber_peek_tag( ber, &len )) != ctag ) {
734 if( tag == LBER_ERROR ) {
735 rs->sr_err = SLAPD_DISCONNECT;
736 rs->sr_text = "unexpected data in PDU";
742 Debug( LDAP_DEBUG_TRACE,
743 "=> get_ctrls\n", 0, 0, 0 );
745 if( op->o_protocol < LDAP_VERSION3 ) {
746 rs->sr_err = SLAPD_DISCONNECT;
747 rs->sr_text = "controls require LDAPv3";
751 /* one for first control, one for termination */
752 op->o_ctrls = op->o_tmpalloc( 2 * sizeof(LDAPControl *), op->o_tmpmemctx );
755 if( op->ctrls == NULL ) {
756 rs->sr_err = LDAP_NO_MEMORY;
757 rs->sr_text = "no memory";
762 op->o_ctrls[nctrls] = NULL;
764 /* step through each element */
765 for( tag = ber_first_element( ber, &len, &opaque );
767 tag = ber_next_element( ber, &len, opaque ) )
770 LDAPControl **tctrls;
772 c = op->o_tmpalloc( sizeof(LDAPControl), op->o_tmpmemctx );
773 memset(c, 0, sizeof(LDAPControl));
775 /* allocate pointer space for current controls (nctrls)
776 * + this control + extra NULL
778 tctrls = op->o_tmprealloc( op->o_ctrls,
779 (nctrls+2) * sizeof(LDAPControl *), op->o_tmpmemctx );
782 if( tctrls == NULL ) {
784 ldap_controls_free(op->o_ctrls);
787 rs->sr_err = LDAP_NO_MEMORY;
788 rs->sr_text = "no memory";
792 op->o_ctrls = tctrls;
794 op->o_ctrls[nctrls++] = c;
795 op->o_ctrls[nctrls] = NULL;
797 tag = ber_scanf( ber, "{m" /*}*/, &bv );
798 c->ldctl_oid = bv.bv_val;
800 if( tag == LBER_ERROR ) {
801 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get oid failed.\n",
804 slap_free_ctrls( op, op->o_ctrls );
806 rs->sr_err = SLAPD_DISCONNECT;
807 rs->sr_text = "decoding controls error";
810 } else if( c->ldctl_oid == NULL ) {
811 Debug( LDAP_DEBUG_TRACE,
812 "get_ctrls: conn %lu got emtpy OID.\n",
813 op->o_connid, 0, 0 );
815 slap_free_ctrls( op, op->o_ctrls );
817 rs->sr_err = LDAP_PROTOCOL_ERROR;
818 rs->sr_text = "OID field is empty";
822 tag = ber_peek_tag( ber, &len );
824 if( tag == LBER_BOOLEAN ) {
826 tag = ber_scanf( ber, "b", &crit );
828 if( tag == LBER_ERROR ) {
829 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get crit failed.\n",
831 slap_free_ctrls( op, op->o_ctrls );
833 rs->sr_err = SLAPD_DISCONNECT;
834 rs->sr_text = "decoding controls error";
838 c->ldctl_iscritical = (crit != 0);
839 tag = ber_peek_tag( ber, &len );
842 if( tag == LBER_OCTETSTRING ) {
843 tag = ber_scanf( ber, "m", &c->ldctl_value );
845 if( tag == LBER_ERROR ) {
846 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: conn %lu: "
847 "%s (%scritical): get value failed.\n",
848 op->o_connid, c->ldctl_oid,
849 c->ldctl_iscritical ? "" : "non" );
850 slap_free_ctrls( op, op->o_ctrls );
852 rs->sr_err = SLAPD_DISCONNECT;
853 rs->sr_text = "decoding controls error";
858 Debug( LDAP_DEBUG_TRACE,
859 "=> get_ctrls: oid=\"%s\" (%scritical)\n",
860 c->ldctl_oid, c->ldctl_iscritical ? "" : "non", 0 );
862 rs->sr_err = slap_parse_ctrl( op, rs, c, &rs->sr_text );
863 if ( rs->sr_err != LDAP_SUCCESS ) {
864 #ifdef SLAP_CONTROL_X_WHATFAILED
865 failed_oid = c->ldctl_oid;
872 Debug( LDAP_DEBUG_TRACE,
873 "<= get_ctrls: n=%d rc=%d err=\"%s\"\n",
874 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "");
876 if( sendres && rs->sr_err != LDAP_SUCCESS ) {
877 if( rs->sr_err == SLAPD_DISCONNECT ) {
878 rs->sr_err = LDAP_PROTOCOL_ERROR;
879 send_ldap_disconnect( op, rs );
880 rs->sr_err = SLAPD_DISCONNECT;
882 #ifdef SLAP_CONTROL_X_WHATFAILED
883 /* might have not been parsed yet? */
884 if ( failed_oid != NULL ) {
885 if ( !get_whatFailed( op ) ) {
888 /* step through each remaining element */
889 for ( ; tag != LBER_ERROR; tag = ber_next_element( ber, &len, opaque ) )
891 LDAPControl c = { 0 };
893 tag = ber_scanf( ber, "{m" /*}*/, &bv );
894 c.ldctl_oid = bv.bv_val;
896 if ( tag == LBER_ERROR ) {
897 slap_free_ctrls( op, op->o_ctrls );
901 } else if ( c.ldctl_oid == NULL ) {
902 slap_free_ctrls( op, op->o_ctrls );
907 tag = ber_peek_tag( ber, &len );
908 if ( tag == LBER_BOOLEAN ) {
910 tag = ber_scanf( ber, "b", &crit );
911 if( tag == LBER_ERROR ) {
912 slap_free_ctrls( op, op->o_ctrls );
917 tag = ber_peek_tag( ber, &len );
920 if ( tag == LBER_OCTETSTRING ) {
921 tag = ber_scanf( ber, "m", &c.ldctl_value );
923 if( tag == LBER_ERROR ) {
924 slap_free_ctrls( op, op->o_ctrls );
930 if ( strcmp( c.ldctl_oid, LDAP_CONTROL_X_WHATFAILED ) == 0 ) {
932 slap_parse_ctrl( op, rs, &c, &text );
938 if ( get_whatFailed( op ) ) {
940 oids[ 0 ] = failed_oid;
942 slap_ctrl_whatFailed_add( op, rs, oids );
947 send_ldap_result( op, rs );
959 BI_chk_controls fnc )
963 switch ( op->o_ctrlflag[ ctrl ] ) {
964 case SLAP_CONTROL_NONCRITICAL:
965 for ( i = 0, j = -1; op->o_ctrls[ i ] != NULL; i++ ) {
966 if ( strcmp( op->o_ctrls[ i ]->ldctl_oid,
967 slap_known_controls[ ctrl - 1 ] ) == 0 )
974 rs->sr_err = LDAP_OTHER;
982 op->o_tmpfree( op->o_ctrls[ j ], op->o_tmpmemctx );
985 AC_MEMCPY( &op->o_ctrls[ j ], &op->o_ctrls[ j + 1 ],
986 ( i - j ) * sizeof( LDAPControl * ) );
989 op->o_tmpfree( op->o_ctrls, op->o_tmpmemctx );
993 op->o_ctrlflag[ ctrl ] = SLAP_CONTROL_IGNORED;
995 Debug( LDAP_DEBUG_ANY, "%s: "
996 "non-critical control \"%s\" not supported; stripped.\n",
997 op->o_log_prefix, slap_known_controls[ ctrl ], 0 );
1000 case SLAP_CONTROL_IGNORED:
1001 case SLAP_CONTROL_NONE:
1002 rs->sr_err = SLAP_CB_CONTINUE;
1005 case SLAP_CONTROL_CRITICAL:
1006 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
1008 (void)fnc( op, rs );
1010 Debug( LDAP_DEBUG_ANY, "%s: "
1011 "critical control \"%s\" not supported.\n",
1012 op->o_log_prefix, slap_known_controls[ ctrl ], 0 );
1016 /* handle all cases! */
1023 static int parseDontUseCopy (
1028 if ( op->o_dontUseCopy != SLAP_CONTROL_NONE ) {
1029 rs->sr_text = "dontUseCopy control specified multiple times";
1030 return LDAP_PROTOCOL_ERROR;
1033 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1034 rs->sr_text = "dontUseCopy control value not absent";
1035 return LDAP_PROTOCOL_ERROR;
1038 if ( ( global_disallows & SLAP_DISALLOW_DONTUSECOPY_N_CRIT )
1039 && !ctrl->ldctl_iscritical )
1041 rs->sr_text = "dontUseCopy criticality of FALSE not allowed";
1042 return LDAP_PROTOCOL_ERROR;
1045 op->o_dontUseCopy = ctrl->ldctl_iscritical
1046 ? SLAP_CONTROL_CRITICAL
1047 : SLAP_CONTROL_NONCRITICAL;
1049 return LDAP_SUCCESS;
1052 static int parseRelax (
1057 if ( op->o_relax != SLAP_CONTROL_NONE ) {
1058 rs->sr_text = "relax control specified multiple times";
1059 return LDAP_PROTOCOL_ERROR;
1062 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1063 rs->sr_text = "relax control value not absent";
1064 return LDAP_PROTOCOL_ERROR;
1067 op->o_relax = ctrl->ldctl_iscritical
1068 ? SLAP_CONTROL_CRITICAL
1069 : SLAP_CONTROL_NONCRITICAL;
1071 return LDAP_SUCCESS;
1074 static int parseManageDSAit (
1079 if ( op->o_managedsait != SLAP_CONTROL_NONE ) {
1080 rs->sr_text = "manageDSAit control specified multiple times";
1081 return LDAP_PROTOCOL_ERROR;
1084 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1085 rs->sr_text = "manageDSAit control value not absent";
1086 return LDAP_PROTOCOL_ERROR;
1089 op->o_managedsait = ctrl->ldctl_iscritical
1090 ? SLAP_CONTROL_CRITICAL
1091 : SLAP_CONTROL_NONCRITICAL;
1093 return LDAP_SUCCESS;
1096 static int parseProxyAuthz (
1102 struct berval dn = BER_BVNULL;
1104 if ( op->o_proxy_authz != SLAP_CONTROL_NONE ) {
1105 rs->sr_text = "proxy authorization control specified multiple times";
1106 return LDAP_PROTOCOL_ERROR;
1109 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1110 rs->sr_text = "proxy authorization control value absent";
1111 return LDAP_PROTOCOL_ERROR;
1114 if ( ( global_disallows & SLAP_DISALLOW_PROXY_AUTHZ_N_CRIT )
1115 && !ctrl->ldctl_iscritical )
1117 rs->sr_text = "proxied authorization criticality of FALSE not allowed";
1118 return LDAP_PROTOCOL_ERROR;
1121 if ( !( global_allows & SLAP_ALLOW_PROXY_AUTHZ_ANON )
1122 && BER_BVISEMPTY( &op->o_ndn ) )
1124 rs->sr_text = "anonymous proxied authorization not allowed";
1125 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1128 op->o_proxy_authz = ctrl->ldctl_iscritical
1129 ? SLAP_CONTROL_CRITICAL
1130 : SLAP_CONTROL_NONCRITICAL;
1132 Debug( LDAP_DEBUG_ARGS,
1133 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
1135 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
1138 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1139 Debug( LDAP_DEBUG_TRACE,
1140 "parseProxyAuthz: conn=%lu anonymous\n",
1141 op->o_connid, 0, 0 );
1144 if ( !BER_BVISNULL( &op->o_ndn ) ) {
1145 op->o_ndn.bv_val[ 0 ] = '\0';
1147 op->o_ndn.bv_len = 0;
1149 if ( !BER_BVISNULL( &op->o_dn ) ) {
1150 op->o_dn.bv_val[ 0 ] = '\0';
1152 op->o_dn.bv_len = 0;
1154 return LDAP_SUCCESS;
1157 rc = slap_sasl_getdn( op->o_conn, op, &ctrl->ldctl_value,
1158 NULL, &dn, SLAP_GETDN_AUTHZID );
1160 /* FIXME: empty DN in proxyAuthz control should be legal... */
1161 if( rc != LDAP_SUCCESS /* || !dn.bv_len */ ) {
1163 ch_free( dn.bv_val );
1165 rs->sr_text = "authzId mapping failed";
1166 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1169 Debug( LDAP_DEBUG_TRACE,
1170 "parseProxyAuthz: conn=%lu \"%s\"\n",
1172 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
1174 rc = slap_sasl_authorized( op, &op->o_ndn, &dn );
1177 ch_free( dn.bv_val );
1178 rs->sr_text = "not authorized to assume identity";
1179 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1182 ch_free( op->o_ndn.bv_val );
1185 * NOTE: since slap_sasl_getdn() returns a normalized dn,
1186 * from now on op->o_dn is normalized
1189 ber_bvreplace( &op->o_dn, &dn );
1191 Statslog( LDAP_DEBUG_STATS, "%s PROXYAUTHZ dn=\"%s\"\n",
1192 op->o_log_prefix, dn.bv_val, 0, 0, 0 );
1194 return LDAP_SUCCESS;
1197 static int parseNoOp (
1202 if ( op->o_noop != SLAP_CONTROL_NONE ) {
1203 rs->sr_text = "noop control specified multiple times";
1204 return LDAP_PROTOCOL_ERROR;
1207 if ( !BER_BVISNULL( &ctrl->ldctl_value ) ) {
1208 rs->sr_text = "noop control value not empty";
1209 return LDAP_PROTOCOL_ERROR;
1212 op->o_noop = ctrl->ldctl_iscritical
1213 ? SLAP_CONTROL_CRITICAL
1214 : SLAP_CONTROL_NONCRITICAL;
1216 return LDAP_SUCCESS;
1219 static int parsePagedResults (
1224 BerElementBuffer berbuf;
1225 BerElement *ber = (BerElement *)&berbuf;
1226 struct berval cookie;
1227 PagedResultsState *ps;
1228 int rc = LDAP_SUCCESS;
1232 if ( op->o_pagedresults != SLAP_CONTROL_NONE ) {
1233 rs->sr_text = "paged results control specified multiple times";
1234 return LDAP_PROTOCOL_ERROR;
1237 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1238 rs->sr_text = "paged results control value is absent";
1239 return LDAP_PROTOCOL_ERROR;
1242 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1243 rs->sr_text = "paged results control value is empty";
1244 return LDAP_PROTOCOL_ERROR;
1247 /* Parse the control value
1248 * realSearchControlValue ::= SEQUENCE {
1249 * size INTEGER (0..maxInt),
1250 * -- requested page size from client
1251 * -- result set size estimate from server
1252 * cookie OCTET STRING
1255 ber_init2( ber, &ctrl->ldctl_value, LBER_USE_DER );
1257 tag = ber_scanf( ber, "{im}", &size, &cookie );
1259 if ( tag == LBER_ERROR ) {
1260 rs->sr_text = "paged results control could not be decoded";
1261 rc = LDAP_PROTOCOL_ERROR;
1266 rs->sr_text = "paged results control size invalid";
1267 rc = LDAP_PROTOCOL_ERROR;
1271 ps = op->o_tmpalloc( sizeof(PagedResultsState), op->o_tmpmemctx );
1272 *ps = op->o_conn->c_pagedresults_state;
1274 ps->ps_cookieval = cookie;
1275 op->o_pagedresults_state = ps;
1276 if ( !cookie.bv_len ) {
1279 /* taint ps_cookie, to detect whether it's set */
1280 op->o_conn->c_pagedresults_state.ps_cookie = NOID;
1283 /* NOTE: according to RFC 2696 3.:
1285 If the page size is greater than or equal to the sizeLimit value, the
1286 server should ignore the control as the request can be satisfied in a
1289 * NOTE: this assumes that the op->ors_slimit be set
1290 * before the controls are parsed.
1293 if ( op->ors_slimit > 0 && size >= op->ors_slimit ) {
1294 op->o_pagedresults = SLAP_CONTROL_IGNORED;
1296 } else if ( ctrl->ldctl_iscritical ) {
1297 op->o_pagedresults = SLAP_CONTROL_CRITICAL;
1300 op->o_pagedresults = SLAP_CONTROL_NONCRITICAL;
1307 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
1308 static int parseSortedResults (
1313 int rc = LDAP_SUCCESS;
1315 if ( op->o_sortedresults != SLAP_CONTROL_NONE ) {
1316 rs->sr_text = "sorted results control specified multiple times";
1317 return LDAP_PROTOCOL_ERROR;
1320 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1321 rs->sr_text = "sorted results control value is absent";
1322 return LDAP_PROTOCOL_ERROR;
1325 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1326 rs->sr_text = "sorted results control value is empty";
1327 return LDAP_PROTOCOL_ERROR;
1330 /* blow off parsing the value */
1332 op->o_sortedresults = ctrl->ldctl_iscritical
1333 ? SLAP_CONTROL_CRITICAL
1334 : SLAP_CONTROL_NONCRITICAL;
1340 static int parseAssert (
1346 struct berval fstr = BER_BVNULL;
1348 if ( op->o_assert != SLAP_CONTROL_NONE ) {
1349 rs->sr_text = "assert control specified multiple times";
1350 return LDAP_PROTOCOL_ERROR;
1353 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1354 rs->sr_text = "assert control value is absent";
1355 return LDAP_PROTOCOL_ERROR;
1358 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1359 rs->sr_text = "assert control value is empty";
1360 return LDAP_PROTOCOL_ERROR;
1363 ber = ber_init( &(ctrl->ldctl_value) );
1365 rs->sr_text = "assert control: internal error";
1369 rs->sr_err = get_filter( op, ber, (Filter **)&(op->o_assertion),
1371 (void) ber_free( ber, 1 );
1372 if( rs->sr_err != LDAP_SUCCESS ) {
1373 if( rs->sr_err == SLAPD_DISCONNECT ) {
1374 rs->sr_err = LDAP_PROTOCOL_ERROR;
1375 send_ldap_disconnect( op, rs );
1376 rs->sr_err = SLAPD_DISCONNECT;
1378 send_ldap_result( op, rs );
1380 if( op->o_assertion != NULL ) {
1381 filter_free_x( op, op->o_assertion, 1 );
1387 filter2bv_x( op, op->o_assertion, &fstr );
1389 Debug( LDAP_DEBUG_ARGS, "parseAssert: conn %ld assert: %s\n",
1390 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
1391 op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
1394 op->o_assert = ctrl->ldctl_iscritical
1395 ? SLAP_CONTROL_CRITICAL
1396 : SLAP_CONTROL_NONCRITICAL;
1398 rs->sr_err = LDAP_SUCCESS;
1399 return LDAP_SUCCESS;
1402 #define READMSG(post, msg) \
1403 ( post ? "postread control: " msg : "preread control: " msg )
1412 ber_len_t siz, off, i;
1414 AttributeName *an = NULL;
1416 if ( ( post && op->o_postread != SLAP_CONTROL_NONE ) ||
1417 ( !post && op->o_preread != SLAP_CONTROL_NONE ) )
1419 rs->sr_text = READMSG( post, "specified multiple times" );
1420 return LDAP_PROTOCOL_ERROR;
1423 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1424 rs->sr_text = READMSG( post, "value is absent" );
1425 return LDAP_PROTOCOL_ERROR;
1428 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1429 rs->sr_text = READMSG( post, "value is empty" );
1430 return LDAP_PROTOCOL_ERROR;
1434 if ( op->o_txnSpec ) { /* temporary limitation */
1435 rs->sr_text = READMSG( post, "cannot perform in transaction" );
1436 return LDAP_UNWILLING_TO_PERFORM;
1440 ber = ber_init( &ctrl->ldctl_value );
1441 if ( ber == NULL ) {
1442 rs->sr_text = READMSG( post, "internal error" );
1446 rs->sr_err = LDAP_SUCCESS;
1447 siz = sizeof( AttributeName );
1448 off = offsetof( AttributeName, an_name );
1449 if ( ber_scanf( ber, "{M}", &an, &siz, off ) == LBER_ERROR ) {
1450 rs->sr_text = READMSG( post, "decoding error" );
1451 rs->sr_err = LDAP_PROTOCOL_ERROR;
1455 for ( i = 0; i < siz; i++ ) {
1456 const char *dummy = NULL;
1459 an[i].an_desc = NULL;
1462 rc = slap_bv2ad( &an[i].an_name, &an[i].an_desc, &dummy );
1463 if ( rc == LDAP_SUCCESS ) {
1464 an[i].an_name = an[i].an_desc->ad_cname;
1468 static struct berval special_attrs[] = {
1469 BER_BVC( LDAP_NO_ATTRS ),
1470 BER_BVC( LDAP_ALL_USER_ATTRIBUTES ),
1471 BER_BVC( LDAP_ALL_OPERATIONAL_ATTRIBUTES ),
1475 /* deal with special attribute types */
1476 for ( j = 0; !BER_BVISNULL( &special_attrs[ j ] ); j++ ) {
1477 if ( bvmatch( &an[i].an_name, &special_attrs[ j ] ) ) {
1478 an[i].an_name = special_attrs[ j ];
1483 if ( BER_BVISNULL( &special_attrs[ j ] ) && ctrl->ldctl_iscritical ) {
1485 rs->sr_text = dummy ? dummy
1486 : READMSG( post, "unknown attributeType" );
1493 op->o_postread_attrs = an;
1494 op->o_postread = ctrl->ldctl_iscritical
1495 ? SLAP_CONTROL_CRITICAL
1496 : SLAP_CONTROL_NONCRITICAL;
1498 op->o_preread_attrs = an;
1499 op->o_preread = ctrl->ldctl_iscritical
1500 ? SLAP_CONTROL_CRITICAL
1501 : SLAP_CONTROL_NONCRITICAL;
1505 (void) ber_free( ber, 1 );
1509 static int parsePreRead (
1514 return parseReadAttrs( op, rs, ctrl, 0 );
1517 static int parsePostRead (
1522 return parseReadAttrs( op, rs, ctrl, 1 );
1525 static int parseValuesReturnFilter (
1531 struct berval fstr = BER_BVNULL;
1533 if ( op->o_valuesreturnfilter != SLAP_CONTROL_NONE ) {
1534 rs->sr_text = "valuesReturnFilter control specified multiple times";
1535 return LDAP_PROTOCOL_ERROR;
1538 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1539 rs->sr_text = "valuesReturnFilter control value is absent";
1540 return LDAP_PROTOCOL_ERROR;
1543 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1544 rs->sr_text = "valuesReturnFilter control value is empty";
1545 return LDAP_PROTOCOL_ERROR;
1548 ber = ber_init( &(ctrl->ldctl_value) );
1550 rs->sr_text = "internal error";
1554 rs->sr_err = get_vrFilter( op, ber,
1555 (ValuesReturnFilter **)&(op->o_vrFilter), &rs->sr_text);
1557 (void) ber_free( ber, 1 );
1559 if( rs->sr_err != LDAP_SUCCESS ) {
1560 if( rs->sr_err == SLAPD_DISCONNECT ) {
1561 rs->sr_err = LDAP_PROTOCOL_ERROR;
1562 send_ldap_disconnect( op, rs );
1563 rs->sr_err = SLAPD_DISCONNECT;
1565 send_ldap_result( op, rs );
1567 if( op->o_vrFilter != NULL) vrFilter_free( op, op->o_vrFilter );
1571 vrFilter2bv( op, op->o_vrFilter, &fstr );
1574 Debug( LDAP_DEBUG_ARGS, " vrFilter: %s\n",
1575 fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
1576 op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
1579 op->o_valuesreturnfilter = ctrl->ldctl_iscritical
1580 ? SLAP_CONTROL_CRITICAL
1581 : SLAP_CONTROL_NONCRITICAL;
1583 rs->sr_err = LDAP_SUCCESS;
1584 return LDAP_SUCCESS;
1587 static int parseSubentries (
1592 if ( op->o_subentries != SLAP_CONTROL_NONE ) {
1593 rs->sr_text = "subentries control specified multiple times";
1594 return LDAP_PROTOCOL_ERROR;
1597 /* FIXME: should use BER library */
1598 if( ( ctrl->ldctl_value.bv_len != 3 )
1599 || ( ctrl->ldctl_value.bv_val[0] != 0x01 )
1600 || ( ctrl->ldctl_value.bv_val[1] != 0x01 ))
1602 rs->sr_text = "subentries control value encoding is bogus";
1603 return LDAP_PROTOCOL_ERROR;
1606 op->o_subentries = ctrl->ldctl_iscritical
1607 ? SLAP_CONTROL_CRITICAL
1608 : SLAP_CONTROL_NONCRITICAL;
1610 if (ctrl->ldctl_value.bv_val[2]) {
1611 set_subentries_visibility( op );
1614 return LDAP_SUCCESS;
1617 static int parsePermissiveModify (
1622 if ( op->o_permissive_modify != SLAP_CONTROL_NONE ) {
1623 rs->sr_text = "permissiveModify control specified multiple times";
1624 return LDAP_PROTOCOL_ERROR;
1627 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1628 rs->sr_text = "permissiveModify control value not absent";
1629 return LDAP_PROTOCOL_ERROR;
1632 op->o_permissive_modify = ctrl->ldctl_iscritical
1633 ? SLAP_CONTROL_CRITICAL
1634 : SLAP_CONTROL_NONCRITICAL;
1636 return LDAP_SUCCESS;
1639 static int parseDomainScope (
1644 if ( op->o_domain_scope != SLAP_CONTROL_NONE ) {
1645 rs->sr_text = "domainScope control specified multiple times";
1646 return LDAP_PROTOCOL_ERROR;
1649 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1650 rs->sr_text = "domainScope control value not empty";
1651 return LDAP_PROTOCOL_ERROR;
1654 op->o_domain_scope = ctrl->ldctl_iscritical
1655 ? SLAP_CONTROL_CRITICAL
1656 : SLAP_CONTROL_NONCRITICAL;
1658 return LDAP_SUCCESS;
1661 #ifdef SLAP_CONTROL_X_TREE_DELETE
1662 static int parseTreeDelete (
1667 if ( op->o_tree_delete != SLAP_CONTROL_NONE ) {
1668 rs->sr_text = "treeDelete control specified multiple times";
1669 return LDAP_PROTOCOL_ERROR;
1672 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1673 rs->sr_text = "treeDelete control value not absent";
1674 return LDAP_PROTOCOL_ERROR;
1677 op->o_tree_delete = ctrl->ldctl_iscritical
1678 ? SLAP_CONTROL_CRITICAL
1679 : SLAP_CONTROL_NONCRITICAL;
1681 return LDAP_SUCCESS;
1685 static int parseSearchOptions (
1691 ber_int_t search_flags;
1694 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1695 rs->sr_text = "searchOptions control value is absent";
1696 return LDAP_PROTOCOL_ERROR;
1699 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1700 rs->sr_text = "searchOptions control value is empty";
1701 return LDAP_PROTOCOL_ERROR;
1704 ber = ber_init( &ctrl->ldctl_value );
1706 rs->sr_text = "internal error";
1710 tag = ber_scanf( ber, "{i}", &search_flags );
1711 (void) ber_free( ber, 1 );
1713 if ( tag == LBER_ERROR ) {
1714 rs->sr_text = "searchOptions control decoding error";
1715 return LDAP_PROTOCOL_ERROR;
1718 if ( search_flags & ~(LDAP_SEARCH_FLAG_DOMAIN_SCOPE) ) {
1719 /* Search flags not recognised so far,
1721 * LDAP_SEARCH_FLAG_PHANTOM_ROOT
1723 if ( ctrl->ldctl_iscritical ) {
1724 rs->sr_text = "searchOptions contained unrecognized flag";
1725 return LDAP_UNWILLING_TO_PERFORM;
1729 Debug( LDAP_DEBUG_TRACE,
1730 "searchOptions: conn=%lu unrecognized flag(s) 0x%x (non-critical)\n",
1731 op->o_connid, (unsigned)search_flags, 0 );
1733 return LDAP_SUCCESS;
1736 if ( search_flags & LDAP_SEARCH_FLAG_DOMAIN_SCOPE ) {
1737 if ( op->o_domain_scope != SLAP_CONTROL_NONE ) {
1738 rs->sr_text = "searchOptions control specified multiple times "
1739 "or with domainScope control";
1740 return LDAP_PROTOCOL_ERROR;
1743 op->o_domain_scope = ctrl->ldctl_iscritical
1744 ? SLAP_CONTROL_CRITICAL
1745 : SLAP_CONTROL_NONCRITICAL;
1748 return LDAP_SUCCESS;
1751 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1752 struct berval session_tracking_formats[] = {
1753 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_RADIUS_ACCT_SESSION_ID ),
1754 BER_BVC( "RADIUS-Acct-Session-Id" ),
1755 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_RADIUS_ACCT_MULTI_SESSION_ID ),
1756 BER_BVC( "RADIUS-Acct-Multi-Session-Id" ),
1757 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_USERNAME ),
1758 BER_BVC( "USERNAME" ),
1763 static int parseSessionTracking(
1773 struct berval sessionSourceIp = BER_BVNULL,
1774 sessionSourceName = BER_BVNULL,
1775 formatOID = BER_BVNULL,
1776 sessionTrackingIdentifier = BER_BVNULL;
1778 size_t st_len, st_pos;
1780 if ( ctrl->ldctl_iscritical ) {
1781 rs->sr_text = "sessionTracking criticality is TRUE";
1782 return LDAP_PROTOCOL_ERROR;
1785 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1786 rs->sr_text = "sessionTracking control value is absent";
1787 return LDAP_PROTOCOL_ERROR;
1790 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1791 rs->sr_text = "sessionTracking control value is empty";
1792 return LDAP_PROTOCOL_ERROR;
1795 /* TODO: add the capability to determine if a client is allowed
1796 * to use this control, based on identity, ip and so */
1798 ber = ber_init( &ctrl->ldctl_value );
1799 if ( ber == NULL ) {
1800 rs->sr_text = "internal error";
1804 tag = ber_skip_tag( ber, &len );
1805 if ( tag != LBER_SEQUENCE ) {
1810 /* sessionSourceIp */
1811 tag = ber_peek_tag( ber, &len );
1812 if ( tag == LBER_DEFAULT ) {
1818 tag = ber_skip_tag( ber, &len );
1820 } else if ( len > 128 ) {
1821 rs->sr_text = "sessionTracking.sessionSourceIp too long";
1822 rs->sr_err = LDAP_PROTOCOL_ERROR;
1826 tag = ber_scanf( ber, "m", &sessionSourceIp );
1829 if ( ldif_is_not_printable( sessionSourceIp.bv_val, sessionSourceIp.bv_len ) ) {
1830 BER_BVZERO( &sessionSourceIp );
1833 /* sessionSourceName */
1834 tag = ber_peek_tag( ber, &len );
1835 if ( tag == LBER_DEFAULT ) {
1841 tag = ber_skip_tag( ber, &len );
1843 } else if ( len > 65536 ) {
1844 rs->sr_text = "sessionTracking.sessionSourceName too long";
1845 rs->sr_err = LDAP_PROTOCOL_ERROR;
1849 tag = ber_scanf( ber, "m", &sessionSourceName );
1852 if ( ldif_is_not_printable( sessionSourceName.bv_val, sessionSourceName.bv_len ) ) {
1853 BER_BVZERO( &sessionSourceName );
1857 tag = ber_peek_tag( ber, &len );
1858 if ( tag == LBER_DEFAULT ) {
1864 rs->sr_text = "sessionTracking.formatOID empty";
1865 rs->sr_err = LDAP_PROTOCOL_ERROR;
1868 } else if ( len > 1024 ) {
1869 rs->sr_text = "sessionTracking.formatOID too long";
1870 rs->sr_err = LDAP_PROTOCOL_ERROR;
1874 tag = ber_scanf( ber, "m", &formatOID );
1877 rc = numericoidValidate( NULL, &formatOID );
1878 if ( rc != LDAP_SUCCESS ) {
1879 rs->sr_text = "sessionTracking.formatOID invalid";
1883 for ( i = 0; !BER_BVISNULL( &session_tracking_formats[ i ] ); i += 2 )
1885 if ( bvmatch( &formatOID, &session_tracking_formats[ i ] ) ) {
1886 formatOID = session_tracking_formats[ i + 1 ];
1891 /* sessionTrackingIdentifier */
1892 tag = ber_peek_tag( ber, &len );
1893 if ( tag == LBER_DEFAULT ) {
1899 tag = ber_skip_tag( ber, &len );
1902 /* note: should not be more than 65536... */
1903 tag = ber_scanf( ber, "m", &sessionTrackingIdentifier );
1904 if ( ldif_is_not_printable( sessionTrackingIdentifier.bv_val, sessionTrackingIdentifier.bv_len ) ) {
1905 /* we want the OID printed, at least */
1906 BER_BVSTR( &sessionTrackingIdentifier, "" );
1911 tag = ber_skip_tag( ber, &len );
1912 if ( tag != LBER_DEFAULT || len != 0 ) {
1919 if ( !BER_BVISNULL( &sessionSourceIp ) ) {
1920 st_len += STRLENOF( "IP=" ) + sessionSourceIp.bv_len;
1922 if ( !BER_BVISNULL( &sessionSourceName ) ) {
1923 if ( st_len ) st_len++;
1924 st_len += STRLENOF( "NAME=" ) + sessionSourceName.bv_len;
1926 if ( !BER_BVISNULL( &sessionTrackingIdentifier ) ) {
1927 if ( st_len ) st_len++;
1928 st_len += formatOID.bv_len + STRLENOF( "=" )
1929 + sessionTrackingIdentifier.bv_len;
1932 if ( st_len == 0 ) {
1936 st_len += STRLENOF( " []" );
1937 st_pos = strlen( op->o_log_prefix );
1939 if ( sizeof( op->o_log_prefix ) - st_pos > st_len ) {
1940 char *ptr = &op->o_log_prefix[ st_pos ];
1942 ptr = lutil_strcopy( ptr, " [" /*]*/ );
1945 if ( !BER_BVISNULL( &sessionSourceIp ) ) {
1946 ptr = lutil_strcopy( ptr, "IP=" );
1947 ptr = lutil_strcopy( ptr, sessionSourceIp.bv_val );
1951 if ( !BER_BVISNULL( &sessionSourceName ) ) {
1952 if ( st_len ) *ptr++ = ' ';
1953 ptr = lutil_strcopy( ptr, "NAME=" );
1954 ptr = lutil_strcopy( ptr, sessionSourceName.bv_val );
1958 if ( !BER_BVISNULL( &sessionTrackingIdentifier ) ) {
1959 if ( st_len ) *ptr++ = ' ';
1960 ptr = lutil_strcopy( ptr, formatOID.bv_val );
1962 ptr = lutil_strcopy( ptr, sessionTrackingIdentifier.bv_val );
1970 (void)ber_free( ber, 1 );
1972 if ( tag == LBER_ERROR ) {
1973 rs->sr_text = "sessionTracking control decoding error";
1974 return LDAP_PROTOCOL_ERROR;
1982 slap_ctrl_session_tracking_add(
1986 struct berval *name,
1990 BerElementBuffer berbuf;
1991 BerElement *ber = (BerElement *)&berbuf;
1993 static struct berval oid = BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_USERNAME );
1995 assert( ctrl != NULL );
1997 ber_init2( ber, NULL, LBER_USE_DER );
1999 ber_printf( ber, "{OOOO}", ip, name, &oid, id );
2001 if ( ber_flatten2( ber, &ctrl->ldctl_value, 0 ) == -1 ) {
2002 rs->sr_err = LDAP_OTHER;
2006 ctrl->ldctl_oid = LDAP_CONTROL_X_SESSION_TRACKING;
2007 ctrl->ldctl_iscritical = 0;
2009 rs->sr_err = LDAP_SUCCESS;
2016 slap_ctrl_session_tracking_request_add( Operation *op, SlapReply *rs, LDAPControl *ctrl )
2018 static struct berval bv_unknown = BER_BVC( SLAP_STRING_UNKNOWN );
2019 struct berval ip = BER_BVNULL,
2023 if ( !BER_BVISNULL( &op->o_conn->c_peer_name ) &&
2024 memcmp( op->o_conn->c_peer_name.bv_val, "IP=", STRLENOF( "IP=" ) ) == 0 )
2028 ip.bv_val = op->o_conn->c_peer_name.bv_val + STRLENOF( "IP=" );
2029 ip.bv_len = op->o_conn->c_peer_name.bv_len - STRLENOF( "IP=" );
2031 ptr = ber_bvchr( &ip, ':' );
2033 ip.bv_len = ptr - ip.bv_val;
2037 if ( !BER_BVISNULL( &op->o_conn->c_peer_domain ) &&
2038 !bvmatch( &op->o_conn->c_peer_domain, &bv_unknown ) )
2040 name = op->o_conn->c_peer_domain;
2043 if ( !BER_BVISNULL( &op->o_dn ) && !BER_BVISEMPTY( &op->o_dn ) ) {
2047 return slap_ctrl_session_tracking_add( op, rs, &ip, &name, &id, ctrl );
2051 #ifdef SLAP_CONTROL_X_WHATFAILED
2052 static int parseWhatFailed(
2057 if ( op->o_whatFailed != SLAP_CONTROL_NONE ) {
2058 rs->sr_text = "\"WHat Failed?\" control specified multiple times";
2059 return LDAP_PROTOCOL_ERROR;
2062 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
2063 rs->sr_text = "\"What Failed?\" control value not absent";
2064 return LDAP_PROTOCOL_ERROR;
2067 op->o_whatFailed = ctrl->ldctl_iscritical
2068 ? SLAP_CONTROL_CRITICAL
2069 : SLAP_CONTROL_NONCRITICAL;
2071 return LDAP_SUCCESS;
2075 slap_ctrl_whatFailed_add(
2080 BerElementBuffer berbuf;
2081 BerElement *ber = (BerElement *) &berbuf;
2082 LDAPControl **ctrls = NULL;
2083 struct berval ctrlval;
2084 int i, rc = LDAP_SUCCESS;
2086 ber_init2( ber, NULL, LBER_USE_DER );
2087 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
2088 ber_printf( ber, "[" /*]*/ );
2089 for ( i = 0; oids[ i ] != NULL; i++ ) {
2090 ber_printf( ber, "s", oids[ i ] );
2092 ber_printf( ber, /*[*/ "]" );
2094 if ( ber_flatten2( ber, &ctrlval, 0 ) == -1 ) {
2100 if ( rs->sr_ctrls != NULL ) {
2101 for ( ; rs->sr_ctrls[ i ] != NULL; i++ ) {
2102 if ( strcmp( rs->sr_ctrls[ i ]->ldctl_oid, LDAP_CONTROL_X_WHATFAILED ) != 0 ) {
2109 ctrls = op->o_tmprealloc( rs->sr_ctrls,
2110 sizeof(LDAPControl *)*( i + 2 )
2111 + sizeof(LDAPControl)
2112 + ctrlval.bv_len + 1,
2114 if ( ctrls == NULL ) {
2118 ctrls[ i + 1 ] = NULL;
2119 ctrls[ i ] = (LDAPControl *)&ctrls[ i + 2 ];
2120 ctrls[ i ]->ldctl_oid = LDAP_CONTROL_X_WHATFAILED;
2121 ctrls[ i ]->ldctl_iscritical = 0;
2122 ctrls[ i ]->ldctl_value.bv_val = (char *)&ctrls[ i ][ 1 ];
2123 AC_MEMCPY( ctrls[ i ]->ldctl_value.bv_val, ctrlval.bv_val, ctrlval.bv_len + 1 );
2124 ctrls[ i ]->ldctl_value.bv_len = ctrlval.bv_len;
2126 ber_free_buf( ber );
2128 rs->sr_ctrls = ctrls;