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;
52 Modifications *modlist = NULL;
53 Modifications **modtail = &modlist;
55 char textbuf[ SLAP_TEXT_BUFLEN ];
56 size_t textlen = sizeof( textbuf );
59 Debug( LDAP_DEBUG_TRACE, "do_add\n", 0, 0, 0 );
61 * Parse the add request. It looks like this:
63 * AddRequest := [APPLICATION 14] SEQUENCE {
64 * name DistinguishedName,
65 * attrs SEQUENCE OF SEQUENCE {
67 * values SET OF AttributeValue
73 if ( ber_scanf( ber, "{m", /*}*/ &dn ) == LBER_ERROR ) {
74 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
75 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
76 return SLAPD_DISCONNECT;
79 op->ora_e = (Entry *) ch_calloc( 1, sizeof(Entry) );
81 rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
84 if ( rs->sr_err != LDAP_SUCCESS ) {
85 Debug( LDAP_DEBUG_ANY, "do_add: invalid dn (%s)\n", dn.bv_val, 0, 0 );
86 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
90 ber_dupbv( &op->ora_e->e_name, &op->o_req_dn );
91 ber_dupbv( &op->ora_e->e_nname, &op->o_req_ndn );
93 Debug( LDAP_DEBUG_ARGS, "do_add: dn (%s)\n", op->ora_e->e_dn, 0, 0 );
96 for ( tag = ber_first_element( ber, &len, &last ); tag != LBER_DEFAULT;
97 tag = ber_next_element( ber, &len, last ) )
102 tmp.sml_nvalues = NULL;
104 rtag = ber_scanf( ber, "{m{W}}", &tmp.sml_type, &tmp.sml_values );
106 if ( rtag == LBER_ERROR ) {
107 Debug( LDAP_DEBUG_ANY, "do_add: decoding error\n", 0, 0, 0 );
108 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
109 rs->sr_err = SLAPD_DISCONNECT;
113 if ( tmp.sml_values == NULL ) {
114 Debug( LDAP_DEBUG_ANY, "no values for type %s\n",
115 tmp.sml_type.bv_val, 0, 0 );
116 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
117 "no values for attribute type" );
121 mod = (Modifications *) ch_malloc( sizeof(Modifications) );
122 mod->sml_op = LDAP_MOD_ADD;
123 mod->sml_next = NULL;
124 mod->sml_desc = NULL;
125 mod->sml_type = tmp.sml_type;
126 mod->sml_values = tmp.sml_values;
127 mod->sml_nvalues = NULL;
130 modtail = &mod->sml_next;
133 if ( ber_scanf( ber, /*{*/ "}") == LBER_ERROR ) {
134 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
135 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
136 rs->sr_err = SLAPD_DISCONNECT;
140 if ( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
141 Debug( LDAP_DEBUG_ANY, "do_add: get_ctrls failed\n", 0, 0, 0 );
145 if ( modlist == NULL ) {
146 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
147 "no attributes provided" );
151 Statslog( LDAP_DEBUG_STATS, "%s ADD dn=\"%s\"\n",
152 op->o_log_prefix, op->ora_e->e_name.bv_val, 0, 0, 0 );
154 if ( dn_match( &op->ora_e->e_nname, &slap_empty_bv ) ) {
155 /* protocolError may be a more appropriate error */
156 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
157 "root DSE already exists" );
160 } else if ( dn_match( &op->ora_e->e_nname, &frontendDB->be_schemandn ) ) {
161 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
162 "subschema subentry already exists" );
166 rs->sr_err = slap_mods_check( modlist, &rs->sr_text,
167 textbuf, textlen, NULL );
169 if ( rs->sr_err != LDAP_SUCCESS ) {
170 send_ldap_result( op, rs );
174 /* temporary; remove if not invoking backend function */
175 op->ora_modlist = modlist;
177 op->o_bd = frontendDB;
178 rc = frontendDB->be_add( op, rs );
180 if ( op->ora_e != NULL && op->o_private != NULL ) {
181 BackendDB *bd = op->o_bd;
183 op->o_bd = (BackendDB *)op->o_private;
184 op->o_private = NULL;
186 be_entry_release_w( op, op->ora_e );
190 op->o_private = NULL;
195 slap_graduate_commit_csn( op );
197 if ( modlist != NULL ) {
198 slap_mods_free( modlist );
200 if ( op->ora_e != NULL ) {
201 entry_free( op->ora_e );
203 op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
204 op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
210 fe_op_add( Operation *op, SlapReply *rs )
213 Modifications *modlist = op->ora_modlist;
214 Modifications **modtail = &modlist;
217 char textbuf[ SLAP_TEXT_BUFLEN ];
218 size_t textlen = sizeof( textbuf );
220 manageDSAit = get_manageDSAit( op );
223 * We could be serving multiple database backends. Select the
224 * appropriate one, or send a referral to our "referral server"
225 * if we don't hold it.
227 op->o_bd = select_backend( &op->ora_e->e_nname, manageDSAit, 1 );
228 if ( op->o_bd == NULL ) {
229 rs->sr_ref = referral_rewrite( default_referral,
230 NULL, &op->ora_e->e_name, LDAP_SCOPE_DEFAULT );
231 if ( !rs->sr_ref ) rs->sr_ref = default_referral;
233 rs->sr_err = LDAP_REFERRAL;
234 op->o_bd = frontendDB;
235 send_ldap_result( op, rs );
238 if ( rs->sr_ref != default_referral ) {
239 ber_bvarray_free( rs->sr_ref );
242 op->o_bd = frontendDB;
243 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
244 "no global superior knowledge" );
250 /* If we've got a glued backend, check the real backend */
252 if ( SLAP_GLUE_INSTANCE( op->o_bd )) {
253 op->o_bd = select_backend( &op->ora_e->e_nname, manageDSAit, 0 );
256 /* check restrictions */
257 if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
258 send_ldap_result( op, rs );
262 /* check for referrals */
263 if( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
267 rs->sr_err = slap_mods_obsolete_check( op, modlist,
268 &rs->sr_text, textbuf, textlen );
270 if ( rs->sr_err != LDAP_SUCCESS ) {
271 send_ldap_result( op, rs );
276 if ( op->o_pb ) init_add_pblock( op, &op->o_req_dn, op->ora_e, manageDSAit );
277 #endif /* LDAP_SLAPI */
280 * do the add if 1 && (2 || 3)
281 * 1) there is an add function implemented in this backend;
282 * 2) this backend is master for what it holds;
283 * 3) it's a replica and the dn supplied is the updatedn.
285 if ( op->o_bd->be_add ) {
286 /* do the update here */
287 int repl_user = be_isupdate( op );
288 #ifndef SLAPD_MULTIMASTER
289 if ( !SLAP_SHADOW(op->o_bd) || repl_user )
292 int update = !BER_BVISEMPTY( &op->o_bd->be_update_ndn );
293 slap_callback cb = { NULL, slap_replog_cb, NULL, NULL };
298 rs->sr_err = slap_mods_no_user_mod_check( op, modlist,
299 &rs->sr_text, textbuf, textlen );
301 if ( rs->sr_err != LDAP_SUCCESS ) {
302 send_ldap_result( op, rs );
308 /* go to the last mod */
309 for ( modtail = &modlist;
311 modtail = &(*modtail)->sml_next )
313 assert( (*modtail)->sml_op == LDAP_MOD_ADD );
314 assert( (*modtail)->sml_desc != NULL );
317 rs->sr_err = slap_mods_opattrs( op, modlist,
318 modtail, &rs->sr_text,
319 textbuf, textlen, 1 );
320 if ( rs->sr_err != LDAP_SUCCESS ) {
321 send_ldap_result( op, rs );
326 rs->sr_err = slap_mods2entry( modlist, &op->ora_e,
327 repl_user, 0, &rs->sr_text, textbuf, textlen );
328 if ( rs->sr_err != LDAP_SUCCESS ) {
329 send_ldap_result( op, rs );
335 * Call the preoperation plugin here, because the entry
336 * will actually contain something.
339 rs->sr_err = call_add_preop_plugins( op );
340 if ( rs->sr_err != LDAP_SUCCESS ) {
341 /* plugin will have sent result */
345 #endif /* LDAP_SLAPI */
347 #ifdef SLAPD_MULTIMASTER
351 cb.sc_next = op->o_callback;
352 op->o_callback = &cb;
354 rc = op->o_bd->be_add( op, rs );
355 if ( rc == LDAP_SUCCESS ) {
356 /* NOTE: be_entry_release_w() is
357 * called by do_add(), so that global
358 * overlays on the way back can
359 * at least read the entry */
360 op->o_private = op->o_bd;
363 #ifndef SLAPD_MULTIMASTER
365 BerVarray defref = NULL;
368 * SLAPI_ADD_ENTRY will be empty, but this may be acceptable
369 * on replicas (for now, it involves the minimum code intrusion).
372 rs->sr_err = call_add_preop_plugins( op );
373 if ( rs->sr_err != LDAP_SUCCESS ) {
374 /* plugin will have sent result */
378 #endif /* LDAP_SLAPI */
380 defref = op->o_bd->be_update_refs
381 ? op->o_bd->be_update_refs : default_referral;
383 if ( defref != NULL ) {
384 rs->sr_ref = referral_rewrite( defref,
385 NULL, &op->ora_e->e_name, LDAP_SCOPE_DEFAULT );
386 if ( rs->sr_ref == NULL ) rs->sr_ref = defref;
387 rs->sr_err = LDAP_REFERRAL;
388 if (!rs->sr_ref) rs->sr_ref = default_referral;
389 send_ldap_result( op, rs );
391 if ( rs->sr_ref != default_referral ) {
392 ber_bvarray_free( rs->sr_ref );
395 send_ldap_error( op, rs,
396 LDAP_UNWILLING_TO_PERFORM,
397 "shadow context; no update referral" );
399 #endif /* SLAPD_MULTIMASTER */
404 rs->sr_err = call_add_preop_plugins( op );
405 if ( rs->sr_err != LDAP_SUCCESS ) {
406 /* plugin will have sent result */
411 Debug( LDAP_DEBUG_ARGS, " do_add: no backend support\n", 0, 0, 0 );
412 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
413 "operation not supported within namingContext" );
417 if ( op->o_pb ) call_add_postop_plugins( op );
418 #endif /* LDAP_SLAPI */
431 char *textbuf, size_t textlen )
433 Attribute **tail = &(*e)->e_attrs;
434 assert( *tail == NULL );
438 for( ; mods != NULL; mods = mods->sml_next ) {
442 assert( mods->sml_op == LDAP_MOD_ADD );
444 assert( mods->sml_desc != NULL );
446 attr = attr_find( (*e)->e_attrs, mods->sml_desc );
449 #define SLURPD_FRIENDLY
450 #ifdef SLURPD_FRIENDLY
454 snprintf( textbuf, textlen,
455 "attribute '%s' provided more than once",
456 mods->sml_desc->ad_cname.bv_val );
457 return LDAP_TYPE_OR_VALUE_EXISTS;
460 for( i=0; attr->a_vals[i].bv_val; i++ ) {
463 for( j=0; mods->sml_values[j].bv_val; j++ ) {
468 attr->a_vals = ch_realloc( attr->a_vals,
469 sizeof( struct berval ) * (i+j) );
471 /* should check for duplicates */
474 for ( j = 0; mods->sml_values[j].bv_val; j++ ) {
475 ber_dupbv( &attr->a_vals[i+j], &mods->sml_values[j] );
477 BER_BVZERO( &attr->a_vals[i+j] );
479 AC_MEMCPY( &attr->a_vals[i], mods->sml_values,
480 sizeof( struct berval ) * j );
481 ch_free( mods->sml_values );
482 mods->sml_values = NULL;
485 if( mods->sml_nvalues ) {
486 attr->a_nvals = ch_realloc( attr->a_nvals,
487 sizeof( struct berval ) * (i+j) );
489 for ( j = 0; mods->sml_nvalues[j].bv_val; j++ ) {
490 ber_dupbv( &attr->a_nvals[i+j], &mods->sml_nvalues[j] );
492 BER_BVZERO( &attr->a_nvals[i+j] );
494 AC_MEMCPY( &attr->a_nvals[i], mods->sml_nvalues,
495 sizeof( struct berval ) * j );
496 ch_free( mods->sml_nvalues );
497 mods->sml_nvalues = NULL;
500 attr->a_nvals = attr->a_vals;
505 snprintf( textbuf, textlen,
506 "attribute '%s' provided more than once",
507 mods->sml_desc->ad_cname.bv_val );
508 return LDAP_TYPE_OR_VALUE_EXISTS;
512 if( mods->sml_values[1].bv_val != NULL ) {
513 /* check for duplicates */
515 MatchingRule *mr = mods->sml_desc->ad_type->sat_equality;
517 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
518 /* test asserted values against themselves */
519 for( j = 0; j < i; j++ ) {
520 rc = ordered_value_match( &match, mods->sml_desc, mr,
522 | SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX
523 | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH
524 | SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
526 ? &mods->sml_nvalues[i]
527 : &mods->sml_values[i],
529 ? &mods->sml_nvalues[j]
530 : &mods->sml_values[j],
533 if ( rc == LDAP_SUCCESS && match == 0 ) {
534 /* value exists already */
535 snprintf( textbuf, textlen,
536 "%s: value #%d provided more than once",
537 mods->sml_desc->ad_cname.bv_val, j );
538 return LDAP_TYPE_OR_VALUE_EXISTS;
540 } else if ( rc != LDAP_SUCCESS ) {
547 attr = ch_calloc( 1, sizeof(Attribute) );
549 /* move ad to attr structure */
550 attr->a_desc = mods->sml_desc;
551 if ( !dup ) mods->sml_desc = NULL;
553 /* move values to attr structure */
554 /* should check for duplicates */
557 for ( i = 0; mods->sml_values[i].bv_val; i++ ) /* EMPTY */;
558 attr->a_vals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
559 for ( i = 0; mods->sml_values[i].bv_val; i++ ) {
560 ber_dupbv( &attr->a_vals[i], &mods->sml_values[i] );
562 BER_BVZERO( &attr->a_vals[i] );
564 attr->a_vals = mods->sml_values;
565 mods->sml_values = NULL;
568 if ( mods->sml_nvalues ) {
571 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) /* EMPTY */;
572 attr->a_nvals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
573 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) {
574 ber_dupbv( &attr->a_nvals[i], &mods->sml_nvalues[i] );
576 BER_BVZERO( &attr->a_nvals[i] );
578 attr->a_nvals = mods->sml_nvalues;
579 mods->sml_nvalues = NULL;
582 attr->a_nvals = attr->a_vals;
586 tail = &attr->a_next;
597 Modifications **mods,
599 char *textbuf, size_t textlen )
601 Modifications *modhead = NULL;
603 Modifications **modtail = &modhead;
605 AttributeDescription *a_new_desc;
610 while ( a_new != NULL ) {
611 a_new_desc = a_new->a_desc;
612 mod = (Modifications *) malloc( sizeof( Modifications ));
614 mod->sml_op = LDAP_MOD_REPLACE;
616 mod->sml_type = a_new_desc->ad_cname;
618 for ( count = 0; a_new->a_vals[count].bv_val; count++ ) /* EMPTY */;
620 mod->sml_values = (struct berval*) malloc(
621 (count+1) * sizeof( struct berval) );
623 /* see slap_mods_check() comments...
624 * if a_vals == a_nvals, there is no normalizer.
625 * in this case, mod->sml_nvalues must be left NULL.
627 if ( a_new->a_vals != a_new->a_nvals ) {
628 mod->sml_nvalues = (struct berval*) malloc(
629 (count+1) * sizeof( struct berval) );
631 mod->sml_nvalues = NULL;
634 for ( i = 0; i < count; i++ ) {
635 ber_dupbv(mod->sml_values+i, a_new->a_vals+i);
636 if ( mod->sml_nvalues ) {
637 ber_dupbv( mod->sml_nvalues+i, a_new->a_nvals+i );
641 mod->sml_values[count].bv_val = NULL;
642 mod->sml_values[count].bv_len = 0;
644 if ( mod->sml_nvalues ) {
645 mod->sml_nvalues[count].bv_val = NULL;
646 mod->sml_nvalues[count].bv_len = 0;
649 mod->sml_desc = a_new_desc;
652 modtail = &mod->sml_next;
653 a_new = a_new->a_next;
662 static void init_add_pblock( Operation *op,
663 struct berval *dn, Entry *e, int manageDSAit )
665 slapi_int_pblock_set_operation( op->o_pb, op );
666 slapi_pblock_set( op->o_pb, SLAPI_ADD_TARGET, (void *)dn->bv_val );
667 slapi_pblock_set( op->o_pb, SLAPI_ADD_ENTRY, (void *)e );
668 slapi_pblock_set( op->o_pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
671 static int call_add_preop_plugins( Operation *op )
675 rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_ADD_FN, op->o_pb );
678 * A preoperation plugin failure will abort the
681 Debug(LDAP_DEBUG_TRACE,
682 "do_add: add preoperation plugin failed.\n",
685 if (( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE,
686 (void *)&rc ) != 0 ) || rc == LDAP_SUCCESS )
697 static void call_add_postop_plugins( Operation *op )
701 rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_POST_ADD_FN, op->o_pb );
703 Debug(LDAP_DEBUG_TRACE,
704 "do_add: add postoperation plugin failed\n",
708 #endif /* LDAP_SLAPI */