2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1998-2005 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>.
15 /* Portions Copyright (c) 1995 Regents of the University of Michigan.
16 * All rights reserved.
18 * Redistribution and use in source and binary forms are permitted
19 * provided that this notice is preserved and that due credit is given
20 * to the University of Michigan at Ann Arbor. The name of the University
21 * may not be used to endorse or promote products derived from this
22 * software without specific prior written permission. This software
23 * is provided ``as is'' without express or implied warranty.
29 #include <ac/string.h>
31 #include <ac/socket.h>
36 #include "slapi/slapi.h"
38 static void init_add_pblock( Operation *op, struct berval *dn, Entry *e,
40 static int call_add_preop_plugins( Operation *op );
41 static void call_add_postop_plugins( Operation *op );
42 #endif /* LDAP_SLAPI */
45 do_add( Operation *op, SlapReply *rs )
47 BerElement *ber = op->o_ber;
49 struct berval dn = BER_BVNULL;
53 Modifications *modlist = NULL;
54 Modifications **modtail = &modlist;
56 char textbuf[ SLAP_TEXT_BUFLEN ];
57 size_t textlen = sizeof( textbuf );
60 Debug( LDAP_DEBUG_TRACE, "do_add\n", 0, 0, 0 );
62 * Parse the add request. It looks like this:
64 * AddRequest := [APPLICATION 14] SEQUENCE {
65 * name DistinguishedName,
66 * attrs SEQUENCE OF SEQUENCE {
68 * values SET OF AttributeValue
74 if ( ber_scanf( ber, "{m", /*}*/ &dn ) == LBER_ERROR ) {
75 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
76 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
77 return SLAPD_DISCONNECT;
80 e = (Entry *) ch_calloc( 1, sizeof(Entry) );
82 rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
85 if ( rs->sr_err != LDAP_SUCCESS ) {
86 Debug( LDAP_DEBUG_ANY, "do_add: invalid dn (%s)\n", dn.bv_val, 0, 0 );
87 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
91 ber_dupbv( &e->e_name, &op->o_req_dn );
92 ber_dupbv( &e->e_nname, &op->o_req_ndn );
94 Debug( LDAP_DEBUG_ARGS, "do_add: dn (%s)\n", e->e_dn, 0, 0 );
97 for ( tag = ber_first_element( ber, &len, &last ); tag != LBER_DEFAULT;
98 tag = ber_next_element( ber, &len, last ) )
103 tmp.sml_nvalues = NULL;
105 rtag = ber_scanf( ber, "{m{W}}", &tmp.sml_type, &tmp.sml_values );
107 if ( rtag == LBER_ERROR ) {
108 Debug( LDAP_DEBUG_ANY, "do_add: decoding error\n", 0, 0, 0 );
109 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
110 rs->sr_err = SLAPD_DISCONNECT;
114 if ( tmp.sml_values == NULL ) {
115 Debug( LDAP_DEBUG_ANY, "no values for type %s\n",
116 tmp.sml_type.bv_val, 0, 0 );
117 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
118 "no values for attribute type" );
122 mod = (Modifications *) ch_malloc( sizeof(Modifications) );
123 mod->sml_op = LDAP_MOD_ADD;
124 mod->sml_next = NULL;
125 mod->sml_desc = NULL;
126 mod->sml_type = tmp.sml_type;
127 mod->sml_values = tmp.sml_values;
128 mod->sml_nvalues = NULL;
131 modtail = &mod->sml_next;
134 if ( ber_scanf( ber, /*{*/ "}") == LBER_ERROR ) {
135 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
136 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
137 rs->sr_err = SLAPD_DISCONNECT;
141 if ( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
142 Debug( LDAP_DEBUG_ANY, "do_add: get_ctrls failed\n", 0, 0, 0 );
146 if ( modlist == NULL ) {
147 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
148 "no attributes provided" );
152 Statslog( LDAP_DEBUG_STATS, "%s ADD dn=\"%s\"\n",
153 op->o_log_prefix, e->e_name.bv_val, 0, 0, 0 );
155 if ( dn_match( &e->e_nname, &slap_empty_bv ) ) {
156 /* protocolError may be a more appropriate error */
157 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
158 "root DSE already exists" );
161 } else if ( dn_match( &e->e_nname, &frontendDB->be_schemandn ) ) {
162 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
163 "subschema subentry already exists" );
167 rs->sr_err = slap_mods_check( modlist, &rs->sr_text,
168 textbuf, textlen, NULL );
170 if ( rs->sr_err != LDAP_SUCCESS ) {
171 send_ldap_result( op, rs );
175 /* temporary; remove if not invoking backend function */
177 op->ora_modlist = modlist;
179 op->o_bd = frontendDB;
180 rc = frontendDB->be_add( op, rs );
186 slap_graduate_commit_csn( op );
188 if ( modlist != NULL ) {
189 slap_mods_free( modlist );
194 op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
195 op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
201 fe_op_add( Operation *op, SlapReply *rs )
204 Entry *e = op->ora_e;
205 Modifications *modlist = op->ora_modlist;
206 Modifications **modtail = &modlist;
210 manageDSAit = get_manageDSAit( op );
213 * We could be serving multiple database backends. Select the
214 * appropriate one, or send a referral to our "referral server"
215 * if we don't hold it.
217 op->o_bd = select_backend( &e->e_nname, manageDSAit, 1 );
218 if ( op->o_bd == NULL ) {
219 rs->sr_ref = referral_rewrite( default_referral,
220 NULL, &e->e_name, LDAP_SCOPE_DEFAULT );
221 if ( !rs->sr_ref ) rs->sr_ref = default_referral;
223 rs->sr_err = LDAP_REFERRAL;
224 op->o_bd = frontendDB;
225 send_ldap_result( op, rs );
228 if ( rs->sr_ref != default_referral ) {
229 ber_bvarray_free( rs->sr_ref );
232 op->o_bd = frontendDB;
233 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
234 "no global superior knowledge" );
240 /* If we've got a glued backend, check the real backend */
242 if ( SLAP_GLUE_INSTANCE( op->o_bd )) {
243 op->o_bd = select_backend( &e->e_nname, manageDSAit, 0 );
246 /* check restrictions */
247 if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
248 send_ldap_result( op, rs );
252 /* check for referrals */
253 if( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
258 if ( op->o_pb ) init_add_pblock( op, &op->o_req_dn, e, manageDSAit );
259 #endif /* LDAP_SLAPI */
262 * do the add if 1 && (2 || 3)
263 * 1) there is an add function implemented in this backend;
264 * 2) this backend is master for what it holds;
265 * 3) it's a replica and the dn supplied is the updatedn.
267 if ( op->o_bd->be_add ) {
268 /* do the update here */
269 int repl_user = be_isupdate( op );
270 #ifndef SLAPD_MULTIMASTER
271 if ( !SLAP_SHADOW(op->o_bd) || repl_user )
274 int update = !BER_BVISEMPTY( &op->o_bd->be_update_ndn );
275 char textbuf[ SLAP_TEXT_BUFLEN ];
276 size_t textlen = sizeof( textbuf );
277 slap_callback cb = { NULL, slap_replog_cb, NULL, NULL };
282 rs->sr_err = slap_mods_no_update_check( modlist,
286 if ( rs->sr_err != LDAP_SUCCESS ) {
287 send_ldap_result( op, rs );
293 /* go to the last mod */
294 for ( modtail = &modlist;
296 modtail = &(*modtail)->sml_next )
298 assert( (*modtail)->sml_op == LDAP_MOD_ADD );
299 assert( (*modtail)->sml_desc != NULL );
302 rs->sr_err = slap_mods_opattrs( op, modlist,
303 modtail, &rs->sr_text,
304 textbuf, textlen, 1 );
305 if ( rs->sr_err != LDAP_SUCCESS ) {
306 send_ldap_result( op, rs );
311 rs->sr_err = slap_mods2entry( modlist, &e, repl_user, 0,
312 &rs->sr_text, textbuf, textlen );
313 if ( rs->sr_err != LDAP_SUCCESS ) {
314 send_ldap_result( op, rs );
320 * Call the preoperation plugin here, because the entry
321 * will actually contain something.
324 rs->sr_err = call_add_preop_plugins( op );
325 if ( rs->sr_err != LDAP_SUCCESS ) {
326 /* plugin will have sent result */
330 #endif /* LDAP_SLAPI */
333 #ifdef SLAPD_MULTIMASTER
337 cb.sc_next = op->o_callback;
338 op->o_callback = &cb;
340 rc = (op->o_bd->be_add)( op, rs );
342 /* FIXME: be_entry_release_w() should be
343 * called by do_add(), so that global
344 * overlays on the way back can
345 * at least read the entry */
346 be_entry_release_w( op, e );
351 #ifndef SLAPD_MULTIMASTER
353 BerVarray defref = NULL;
356 * SLAPI_ADD_ENTRY will be empty, but this may be acceptable
357 * on replicas (for now, it involves the minimum code intrusion).
360 rs->sr_err = call_add_preop_plugins( op );
361 if ( rs->sr_err != LDAP_SUCCESS ) {
362 /* plugin will have sent result */
366 #endif /* LDAP_SLAPI */
368 defref = op->o_bd->be_update_refs
369 ? op->o_bd->be_update_refs : default_referral;
371 if ( defref != NULL ) {
372 rs->sr_ref = referral_rewrite( defref,
373 NULL, &e->e_name, LDAP_SCOPE_DEFAULT );
374 if ( rs->sr_ref == NULL ) rs->sr_ref = defref;
375 rs->sr_err = LDAP_REFERRAL;
376 if (!rs->sr_ref) rs->sr_ref = default_referral;
377 send_ldap_result( op, rs );
379 if ( rs->sr_ref != default_referral ) {
380 ber_bvarray_free( rs->sr_ref );
383 send_ldap_error( op, rs,
384 LDAP_UNWILLING_TO_PERFORM,
385 "shadow context; no update referral" );
387 #endif /* SLAPD_MULTIMASTER */
392 rs->sr_err = call_add_preop_plugins( op );
393 if ( rs->sr_err != LDAP_SUCCESS ) {
394 /* plugin will have sent result */
399 Debug( LDAP_DEBUG_ARGS, " do_add: no backend support\n", 0, 0, 0 );
400 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
401 "operation not supported within namingContext" );
405 if ( op->o_pb ) call_add_postop_plugins( op );
406 #endif /* LDAP_SLAPI */
419 char *textbuf, size_t textlen )
421 Attribute **tail = &(*e)->e_attrs;
422 assert( *tail == NULL );
426 for( ; mods != NULL; mods = mods->sml_next ) {
430 assert( mods->sml_op == LDAP_MOD_ADD );
432 assert( mods->sml_desc != NULL );
434 attr = attr_find( (*e)->e_attrs, mods->sml_desc );
437 #define SLURPD_FRIENDLY
438 #ifdef SLURPD_FRIENDLY
442 snprintf( textbuf, textlen,
443 "attribute '%s' provided more than once",
444 mods->sml_desc->ad_cname.bv_val );
445 return LDAP_TYPE_OR_VALUE_EXISTS;
448 for( i=0; attr->a_vals[i].bv_val; i++ ) {
451 for( j=0; mods->sml_values[j].bv_val; j++ ) {
456 attr->a_vals = ch_realloc( attr->a_vals,
457 sizeof( struct berval ) * (i+j) );
459 /* should check for duplicates */
462 for ( j = 0; mods->sml_values[j].bv_val; j++ ) {
463 ber_dupbv( &attr->a_vals[i+j], &mods->sml_values[j] );
465 BER_BVZERO( &attr->a_vals[i+j] );
467 AC_MEMCPY( &attr->a_vals[i], mods->sml_values,
468 sizeof( struct berval ) * j );
469 ch_free( mods->sml_values );
470 mods->sml_values = NULL;
473 if( mods->sml_nvalues ) {
474 attr->a_nvals = ch_realloc( attr->a_nvals,
475 sizeof( struct berval ) * (i+j) );
477 for ( j = 0; mods->sml_nvalues[j].bv_val; j++ ) {
478 ber_dupbv( &attr->a_nvals[i+j], &mods->sml_nvalues[j] );
480 BER_BVZERO( &attr->a_nvals[i+j] );
482 AC_MEMCPY( &attr->a_nvals[i], mods->sml_nvalues,
483 sizeof( struct berval ) * j );
484 ch_free( mods->sml_nvalues );
485 mods->sml_nvalues = NULL;
488 attr->a_nvals = attr->a_vals;
493 snprintf( textbuf, textlen,
494 "attribute '%s' provided more than once",
495 mods->sml_desc->ad_cname.bv_val );
496 return LDAP_TYPE_OR_VALUE_EXISTS;
500 if( mods->sml_values[1].bv_val != NULL ) {
501 /* check for duplicates */
503 MatchingRule *mr = mods->sml_desc->ad_type->sat_equality;
505 /* check if the values we're adding already exist */
506 if( mr == NULL || !mr->smr_match ) {
507 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
508 /* test asserted values against themselves */
509 for( j = 0; j < i; j++ ) {
510 if ( bvmatch( &mods->sml_values[i],
511 &mods->sml_values[j] ) )
513 /* value exists already */
514 snprintf( textbuf, textlen,
515 "%s: value #%d provided more than once",
516 mods->sml_desc->ad_cname.bv_val, j );
517 return LDAP_TYPE_OR_VALUE_EXISTS;
526 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
527 /* test asserted values against themselves */
528 for( j = 0; j < i; j++ ) {
529 rc = value_match( &match, mods->sml_desc, mr,
531 | SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX
532 | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH
533 | SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
535 ? &mods->sml_nvalues[i]
536 : &mods->sml_values[i],
538 ? &mods->sml_nvalues[j]
539 : &mods->sml_values[j],
542 if ( rc == LDAP_SUCCESS && match == 0 ) {
543 /* value exists already */
544 snprintf( textbuf, textlen,
545 "%s: value #%d provided more than once",
546 mods->sml_desc->ad_cname.bv_val, j );
547 return LDAP_TYPE_OR_VALUE_EXISTS;
549 } else if ( rc != LDAP_SUCCESS ) {
557 attr = ch_calloc( 1, sizeof(Attribute) );
559 /* move ad to attr structure */
560 attr->a_desc = mods->sml_desc;
561 if ( !dup ) mods->sml_desc = NULL;
563 /* move values to attr structure */
564 /* should check for duplicates */
567 for ( i = 0; mods->sml_values[i].bv_val; i++ ) /* EMPTY */;
568 attr->a_vals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
569 for ( i = 0; mods->sml_values[i].bv_val; i++ ) {
570 ber_dupbv( &attr->a_vals[i], &mods->sml_values[i] );
572 BER_BVZERO( &attr->a_vals[i] );
574 attr->a_vals = mods->sml_values;
575 mods->sml_values = NULL;
578 if ( mods->sml_nvalues ) {
581 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) /* EMPTY */;
582 attr->a_nvals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
583 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) {
584 ber_dupbv( &attr->a_nvals[i], &mods->sml_nvalues[i] );
586 BER_BVZERO( &attr->a_nvals[i] );
588 attr->a_nvals = mods->sml_nvalues;
589 mods->sml_nvalues = NULL;
592 attr->a_nvals = attr->a_vals;
596 tail = &attr->a_next;
607 Modifications **mods,
609 char *textbuf, size_t textlen )
611 Modifications *modhead = NULL;
613 Modifications **modtail = &modhead;
615 AttributeDescription *a_new_desc;
620 while ( a_new != NULL ) {
621 a_new_desc = a_new->a_desc;
622 mod = (Modifications *) malloc( sizeof( Modifications ));
624 mod->sml_op = LDAP_MOD_REPLACE;
626 mod->sml_type = a_new_desc->ad_cname;
628 for ( count = 0; a_new->a_vals[count].bv_val; count++ ) /* EMPTY */;
630 mod->sml_values = (struct berval*) malloc(
631 (count+1) * sizeof( struct berval) );
633 /* see slap_mods_check() comments...
634 * if a_vals == a_nvals, there is no normalizer.
635 * in this case, mod->sml_nvalues must be left NULL.
637 if ( a_new->a_vals != a_new->a_nvals ) {
638 mod->sml_nvalues = (struct berval*) malloc(
639 (count+1) * sizeof( struct berval) );
641 mod->sml_nvalues = NULL;
644 for ( i = 0; i < count; i++ ) {
645 ber_dupbv(mod->sml_values+i, a_new->a_vals+i);
646 if ( mod->sml_nvalues ) {
647 ber_dupbv( mod->sml_nvalues+i, a_new->a_nvals+i );
651 mod->sml_values[count].bv_val = NULL;
652 mod->sml_values[count].bv_len = 0;
654 if ( mod->sml_nvalues ) {
655 mod->sml_nvalues[count].bv_val = NULL;
656 mod->sml_nvalues[count].bv_len = 0;
659 mod->sml_desc = a_new_desc;
662 modtail = &mod->sml_next;
663 a_new = a_new->a_next;
672 static void init_add_pblock( Operation *op,
673 struct berval *dn, Entry *e, int manageDSAit )
675 slapi_int_pblock_set_operation( op->o_pb, op );
676 slapi_pblock_set( op->o_pb, SLAPI_ADD_TARGET, (void *)dn->bv_val );
677 slapi_pblock_set( op->o_pb, SLAPI_ADD_ENTRY, (void *)e );
678 slapi_pblock_set( op->o_pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
681 static int call_add_preop_plugins( Operation *op )
685 rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_ADD_FN, op->o_pb );
688 * A preoperation plugin failure will abort the
691 Debug(LDAP_DEBUG_TRACE,
692 "do_add: add preoperation plugin failed.\n",
695 if (( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE,
696 (void *)&rc ) != 0 ) || rc == LDAP_SUCCESS )
707 static void call_add_postop_plugins( Operation *op )
711 rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_POST_ADD_FN, op->o_pb );
713 Debug(LDAP_DEBUG_TRACE,
714 "do_add: add postoperation plugin failed\n",
718 #endif /* LDAP_SLAPI */