2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1998-2004 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;
57 Debug( LDAP_DEBUG_TRACE, "do_add\n", 0, 0, 0 );
59 * Parse the add request. It looks like this:
61 * AddRequest := [APPLICATION 14] SEQUENCE {
62 * name DistinguishedName,
63 * attrs SEQUENCE OF SEQUENCE {
65 * values SET OF AttributeValue
71 if ( ber_scanf( ber, "{m", /*}*/ &dn ) == LBER_ERROR ) {
72 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
73 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
74 return SLAPD_DISCONNECT;
77 e = (Entry *) ch_calloc( 1, sizeof(Entry) );
79 rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
82 if( rs->sr_err != LDAP_SUCCESS ) {
83 Debug( LDAP_DEBUG_ANY, "do_add: invalid dn (%s)\n", dn.bv_val, 0, 0 );
84 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
88 ber_dupbv( &e->e_name, &op->o_req_dn );
89 ber_dupbv( &e->e_nname, &op->o_req_ndn );
91 Debug( LDAP_DEBUG_ARGS, "do_add: dn (%s)\n", e->e_dn, 0, 0 );
94 for ( tag = ber_first_element( ber, &len, &last ); tag != LBER_DEFAULT;
95 tag = ber_next_element( ber, &len, last ) )
100 tmp.sml_nvalues = NULL;
102 rtag = ber_scanf( ber, "{m{W}}", &tmp.sml_type, &tmp.sml_values );
104 if ( rtag == LBER_ERROR ) {
105 Debug( LDAP_DEBUG_ANY, "do_add: decoding error\n", 0, 0, 0 );
106 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
107 rs->sr_err = SLAPD_DISCONNECT;
111 if ( tmp.sml_values == NULL ) {
112 Debug( LDAP_DEBUG_ANY, "no values for type %s\n",
113 tmp.sml_type.bv_val, 0, 0 );
114 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
115 "no values for attribute type" );
119 mod = (Modifications *) ch_malloc( sizeof(Modifications) );
120 mod->sml_op = LDAP_MOD_ADD;
121 mod->sml_next = NULL;
122 mod->sml_desc = NULL;
123 mod->sml_type = tmp.sml_type;
124 mod->sml_values = tmp.sml_values;
125 mod->sml_nvalues = NULL;
128 modtail = &mod->sml_next;
131 if ( ber_scanf( ber, /*{*/ "}") == LBER_ERROR ) {
132 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
133 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
134 rs->sr_err = SLAPD_DISCONNECT;
138 if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
139 Debug( LDAP_DEBUG_ANY, "do_add: get_ctrls failed\n", 0, 0, 0 );
143 if ( modlist == NULL ) {
144 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
145 "no attributes provided" );
149 Statslog( LDAP_DEBUG_STATS, "%s ADD dn=\"%s\"\n",
150 op->o_log_prefix, e->e_name.bv_val, 0, 0, 0 );
152 if( e->e_nname.bv_len == 0 ) {
153 /* protocolError may be a more appropriate error */
154 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
155 "root DSE already exists" );
158 } else if ( bvmatch( &e->e_nname, &frontendDB->be_schemandn ) ) {
159 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
160 "subschema subentry already exists" );
164 /* temporary; remove if not invoking backend function */
166 op->ora_modlist = modlist;
168 op->o_bd = frontendDB;
169 rs->sr_err = frontendDB->be_add( op, rs );
170 if ( rs->sr_err == 0 ) {
175 slap_graduate_commit_csn( op );
177 if( modlist != NULL ) {
178 slap_mods_free( modlist );
183 op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
184 op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
190 fe_op_add( Operation *op, SlapReply *rs )
193 Entry *e = op->ora_e;
194 Modifications *modlist = op->ora_modlist;
195 Modifications **modtail = &modlist;
197 manageDSAit = get_manageDSAit( op );
200 * We could be serving multiple database backends. Select the
201 * appropriate one, or send a referral to our "referral server"
202 * if we don't hold it.
204 op->o_bd = select_backend( &e->e_nname, manageDSAit, 1 );
205 if ( op->o_bd == NULL ) {
206 rs->sr_ref = referral_rewrite( default_referral,
207 NULL, &e->e_name, LDAP_SCOPE_DEFAULT );
208 if ( !rs->sr_ref ) rs->sr_ref = default_referral;
210 rs->sr_err = LDAP_REFERRAL;
211 send_ldap_result( op, rs );
213 if ( rs->sr_ref != default_referral ) {
214 ber_bvarray_free( rs->sr_ref );
217 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
218 "no global superior knowledge" );
223 /* check restrictions */
224 if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
225 send_ldap_result( op, rs );
229 /* check for referrals */
230 if( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
235 if ( op->o_pb ) init_add_pblock( op, &op->o_req_dn, e, manageDSAit );
236 #endif /* LDAP_SLAPI */
239 * do the add if 1 && (2 || 3)
240 * 1) there is an add function implemented in this backend;
241 * 2) this backend is master for what it holds;
242 * 3) it's a replica and the dn supplied is the updatedn.
244 if ( op->o_bd->be_add ) {
245 /* do the update here */
246 int repl_user = be_isupdate( op );
247 #ifndef SLAPD_MULTIMASTER
248 if ( !SLAP_SHADOW(op->o_bd) || repl_user )
251 int update = op->o_bd->be_update_ndn.bv_len;
252 char textbuf[SLAP_TEXT_BUFLEN];
253 size_t textlen = sizeof textbuf;
254 slap_callback cb = { NULL, slap_replog_cb, NULL, NULL };
256 rs->sr_err = slap_mods_check( modlist, update, &rs->sr_text,
257 textbuf, textlen, NULL );
259 if( rs->sr_err != LDAP_SUCCESS ) {
260 send_ldap_result( op, rs );
265 for( modtail = &modlist;
267 modtail = &(*modtail)->sml_next )
269 assert( (*modtail)->sml_op == LDAP_MOD_ADD );
270 assert( (*modtail)->sml_desc != NULL );
272 rs->sr_err = slap_mods_opattrs( op, modlist, modtail,
273 &rs->sr_text, textbuf, textlen, 1 );
274 if( rs->sr_err != LDAP_SUCCESS ) {
275 send_ldap_result( op, rs );
280 rs->sr_err = slap_mods2entry( modlist, &e, repl_user, 0,
281 &rs->sr_text, textbuf, textlen );
282 if( rs->sr_err != LDAP_SUCCESS ) {
283 send_ldap_result( op, rs );
289 * Call the preoperation plugin here, because the entry
290 * will actually contain something.
293 rs->sr_err = call_add_preop_plugins( op );
294 if ( rs->sr_err != LDAP_SUCCESS ) {
295 /* plugin will have sent result */
299 #endif /* LDAP_SLAPI */
302 #ifdef SLAPD_MULTIMASTER
306 cb.sc_next = op->o_callback;
307 op->o_callback = &cb;
309 if ( (op->o_bd->be_add)( op, rs ) == 0 ) {
310 be_entry_release_w( op, e );
315 #ifndef SLAPD_MULTIMASTER
317 BerVarray defref = NULL;
320 * SLAPI_ADD_ENTRY will be empty, but this may be acceptable
321 * on replicas (for now, it involves the minimum code intrusion).
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 */
332 defref = op->o_bd->be_update_refs
333 ? op->o_bd->be_update_refs : default_referral;
335 if ( defref != NULL ) {
336 rs->sr_ref = referral_rewrite( defref,
337 NULL, &e->e_name, LDAP_SCOPE_DEFAULT );
338 if ( rs->sr_ref == NULL ) rs->sr_ref = defref;
339 rs->sr_err = LDAP_REFERRAL;
340 if (!rs->sr_ref) rs->sr_ref = default_referral;
341 send_ldap_result( op, rs );
343 if ( rs->sr_ref != default_referral ) {
344 ber_bvarray_free( rs->sr_ref );
347 send_ldap_error( op, rs,
348 LDAP_UNWILLING_TO_PERFORM,
349 "shadow context; no update referral" );
351 #endif /* SLAPD_MULTIMASTER */
356 rs->sr_err = call_add_preop_plugins( op );
357 if ( rs->sr_err != LDAP_SUCCESS ) {
358 /* plugin will have sent result */
363 Debug( LDAP_DEBUG_ARGS, " do_add: no backend support\n", 0, 0, 0 );
364 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
365 "operation not supported within namingContext" );
369 if ( op->o_pb ) call_add_postop_plugins( op );
370 #endif /* LDAP_SLAPI */
383 char *textbuf, size_t textlen )
385 Attribute **tail = &(*e)->e_attrs;
386 assert( *tail == NULL );
390 for( ; mods != NULL; mods = mods->sml_next ) {
394 assert( mods->sml_op == LDAP_MOD_ADD );
396 assert( mods->sml_desc != NULL );
398 attr = attr_find( (*e)->e_attrs, mods->sml_desc );
401 #define SLURPD_FRIENDLY
402 #ifdef SLURPD_FRIENDLY
406 snprintf( textbuf, textlen,
407 "attribute '%s' provided more than once",
408 mods->sml_desc->ad_cname.bv_val );
409 return LDAP_TYPE_OR_VALUE_EXISTS;
412 for( i=0; attr->a_vals[i].bv_val; i++ ) {
415 for( j=0; mods->sml_values[j].bv_val; j++ ) {
420 attr->a_vals = ch_realloc( attr->a_vals,
421 sizeof( struct berval ) * (i+j) );
423 /* should check for duplicates */
426 for ( j = 0; mods->sml_values[j].bv_val; j++ ) {
427 ber_dupbv( &attr->a_vals[i+j], &mods->sml_values[j] );
429 BER_BVZERO( &attr->a_vals[i+j] );
431 AC_MEMCPY( &attr->a_vals[i], mods->sml_values,
432 sizeof( struct berval ) * j );
433 ch_free( mods->sml_values );
434 mods->sml_values = NULL;
437 if( mods->sml_nvalues ) {
438 attr->a_nvals = ch_realloc( attr->a_nvals,
439 sizeof( struct berval ) * (i+j) );
441 for ( j = 0; mods->sml_nvalues[j].bv_val; j++ ) {
442 ber_dupbv( &attr->a_nvals[i+j], &mods->sml_nvalues[j] );
444 BER_BVZERO( &attr->a_nvals[i+j] );
446 AC_MEMCPY( &attr->a_nvals[i], mods->sml_nvalues,
447 sizeof( struct berval ) * j );
448 ch_free( mods->sml_nvalues );
449 mods->sml_nvalues = NULL;
452 attr->a_nvals = attr->a_vals;
457 snprintf( textbuf, textlen,
458 "attribute '%s' provided more than once",
459 mods->sml_desc->ad_cname.bv_val );
460 return LDAP_TYPE_OR_VALUE_EXISTS;
464 if( mods->sml_values[1].bv_val != NULL ) {
465 /* check for duplicates */
467 MatchingRule *mr = mods->sml_desc->ad_type->sat_equality;
469 /* check if the values we're adding already exist */
470 if( mr == NULL || !mr->smr_match ) {
471 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
472 /* test asserted values against themselves */
473 for( j = 0; j < i; j++ ) {
474 if ( bvmatch( &mods->sml_values[i],
475 &mods->sml_values[j] ) )
477 /* value exists already */
478 snprintf( textbuf, textlen,
479 "%s: value #%d provided more than once",
480 mods->sml_desc->ad_cname.bv_val, j );
481 return LDAP_TYPE_OR_VALUE_EXISTS;
490 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
491 /* test asserted values against themselves */
492 for( j = 0; j < i; j++ ) {
493 rc = value_match( &match, mods->sml_desc, mr,
495 | SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX
496 | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH
497 | SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
499 ? &mods->sml_nvalues[i]
500 : &mods->sml_values[i],
502 ? &mods->sml_nvalues[j]
503 : &mods->sml_values[j],
506 if ( rc == LDAP_SUCCESS && match == 0 ) {
507 /* value exists already */
508 snprintf( textbuf, textlen,
509 "%s: value #%d provided more than once",
510 mods->sml_desc->ad_cname.bv_val, j );
511 return LDAP_TYPE_OR_VALUE_EXISTS;
513 } else if ( rc != LDAP_SUCCESS ) {
521 attr = ch_calloc( 1, sizeof(Attribute) );
523 /* move ad to attr structure */
524 attr->a_desc = mods->sml_desc;
525 if ( !dup ) mods->sml_desc = NULL;
527 /* move values to attr structure */
528 /* should check for duplicates */
531 for ( i = 0; mods->sml_values[i].bv_val; i++ ) /* EMPTY */;
532 attr->a_vals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
533 for ( i = 0; mods->sml_values[i].bv_val; i++ ) {
534 ber_dupbv( &attr->a_vals[i], &mods->sml_values[i] );
536 BER_BVZERO( &attr->a_vals[i] );
538 attr->a_vals = mods->sml_values;
539 mods->sml_values = NULL;
542 if ( mods->sml_nvalues ) {
545 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) /* EMPTY */;
546 attr->a_nvals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
547 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) {
548 ber_dupbv( &attr->a_nvals[i], &mods->sml_nvalues[i] );
550 BER_BVZERO( &attr->a_nvals[i] );
552 attr->a_nvals = mods->sml_nvalues;
553 mods->sml_nvalues = NULL;
556 attr->a_nvals = attr->a_vals;
560 tail = &attr->a_next;
569 Modifications **mods,
571 char *textbuf, size_t textlen )
573 Modifications *modhead = NULL;
575 Modifications **modtail = &modhead;
577 AttributeDescription *a_new_desc;
582 while ( a_new != NULL ) {
583 a_new_desc = a_new->a_desc;
584 mod = (Modifications *) malloc( sizeof( Modifications ));
586 mod->sml_op = LDAP_MOD_REPLACE;
588 mod->sml_type = a_new_desc->ad_cname;
590 for ( count = 0; a_new->a_vals[count].bv_val; count++ ) /* EMPTY */;
592 mod->sml_values = (struct berval*) malloc(
593 (count+1) * sizeof( struct berval) );
595 /* see slap_mods_check() comments...
596 * if a_vals == a_nvals, there is no normalizer.
597 * in this case, mod->sml_nvalues must be left NULL.
599 if ( a_new->a_vals != a_new->a_nvals ) {
600 mod->sml_nvalues = (struct berval*) malloc(
601 (count+1) * sizeof( struct berval) );
603 mod->sml_nvalues = NULL;
606 for ( i = 0; i < count; i++ ) {
607 ber_dupbv(mod->sml_values+i, a_new->a_vals+i);
608 if ( mod->sml_nvalues ) {
609 ber_dupbv( mod->sml_nvalues+i, a_new->a_nvals+i );
613 mod->sml_values[count].bv_val = NULL;
614 mod->sml_values[count].bv_len = 0;
616 if ( mod->sml_nvalues ) {
617 mod->sml_nvalues[count].bv_val = NULL;
618 mod->sml_nvalues[count].bv_len = 0;
621 mod->sml_desc = a_new_desc;
624 modtail = &mod->sml_next;
625 a_new = a_new->a_next;
634 static void init_add_pblock( Operation *op,
635 struct berval *dn, Entry *e, int manageDSAit )
637 slapi_int_pblock_set_operation( op->o_pb, op );
638 slapi_pblock_set( op->o_pb, SLAPI_ADD_TARGET, (void *)dn->bv_val );
639 slapi_pblock_set( op->o_pb, SLAPI_ADD_ENTRY, (void *)e );
640 slapi_pblock_set( op->o_pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
643 static int call_add_preop_plugins( Operation *op )
647 rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_ADD_FN, op->o_pb );
650 * A preoperation plugin failure will abort the
653 Debug(LDAP_DEBUG_TRACE,
654 "do_add: add preoperation plugin failed.\n",
657 if (( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE,
658 (void *)&rc ) != 0 ) || rc == LDAP_SUCCESS )
669 static void call_add_postop_plugins( Operation *op )
673 rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_POST_ADD_FN, op->o_pb );
675 Debug(LDAP_DEBUG_TRACE,
676 "do_add: add postoperation plugin failed\n",
680 #endif /* LDAP_SLAPI */