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 1999, Juan C. Gomez, All rights reserved.
16 * This software is not subject to any license of Silicon Graphics
17 * Inc. or Purdue University.
19 * Redistribution and use in source and binary forms are permitted
20 * without restriction or fee of any kind as long as this notice
23 /* Portions Copyright (c) 1995 Regents of the University of Michigan.
24 * All rights reserved.
26 * Redistribution and use in source and binary forms are permitted
27 * provided that this notice is preserved and that due credit is given
28 * to the University of Michigan at Ann Arbor. The name of the University
29 * may not be used to endorse or promote products derived from this
30 * software without specific prior written permission. This software
31 * is provided ``as is'' without express or implied warranty.
38 #include <ac/socket.h>
39 #include <ac/string.h>
43 #include "slapi/slapi.h"
52 struct berval dn = BER_BVNULL;
53 struct berval newrdn = BER_BVNULL;
54 struct berval newSuperior = BER_BVNULL;
57 struct berval pnewSuperior = BER_BVNULL;
59 struct berval nnewSuperior = BER_BVNULL;
63 Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
67 * Parse the modrdn request. It looks like this:
69 * ModifyRDNRequest := SEQUENCE {
70 * entry DistinguishedName,
71 * newrdn RelativeDistinguishedName
72 * deleteoldrdn BOOLEAN,
73 * newSuperior [0] LDAPDN OPTIONAL (v3 Only!)
77 if ( ber_scanf( op->o_ber, "{mmb", &dn, &newrdn, &deloldrdn )
80 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
82 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
83 return SLAPD_DISCONNECT;
86 /* Check for newSuperior parameter, if present scan it */
88 if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
89 if ( op->o_protocol < LDAP_VERSION3 ) {
90 /* Conection record indicates v2 but field
91 * newSuperior is present: report error.
93 Debug( LDAP_DEBUG_ANY,
94 "modrdn(v2): invalid field newSuperior!\n",
97 send_ldap_discon( op, rs,
98 LDAP_PROTOCOL_ERROR, "newSuperior requires LDAPv3" );
99 rs->sr_err = SLAPD_DISCONNECT;
103 if ( ber_scanf( op->o_ber, "m", &newSuperior )
106 Debug( LDAP_DEBUG_ANY, "ber_scanf(\"m\") failed\n",
109 send_ldap_discon( op, rs,
110 LDAP_PROTOCOL_ERROR, "decoding error" );
111 rs->sr_err = SLAPD_DISCONNECT;
114 op->orr_newSup = &pnewSuperior;
115 op->orr_nnewSup = &nnewSuperior;
118 Debug( LDAP_DEBUG_ARGS,
119 "do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n",
120 dn.bv_val, newrdn.bv_val,
121 newSuperior.bv_len ? newSuperior.bv_val : "" );
123 if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) {
124 Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
126 send_ldap_discon( op, rs,
127 LDAP_PROTOCOL_ERROR, "decoding error" );
128 rs->sr_err = SLAPD_DISCONNECT;
132 if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
133 Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
135 /* get_ctrls has sent results. Now clean up. */
139 rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn, op->o_tmpmemctx );
140 if( rs->sr_err != LDAP_SUCCESS ) {
141 Debug( LDAP_DEBUG_ANY,
142 "do_modrdn: invalid dn (%s)\n", dn.bv_val, 0, 0 );
143 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
147 /* FIXME: should have/use rdnPretty / rdnNormalize routines */
149 rs->sr_err = dnPrettyNormal( NULL, &newrdn, &op->orr_newrdn, &op->orr_nnewrdn, op->o_tmpmemctx );
150 if( rs->sr_err != LDAP_SUCCESS ) {
151 Debug( LDAP_DEBUG_ANY,
152 "do_modrdn: invalid newrdn (%s)\n", newrdn.bv_val, 0, 0 );
153 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid new RDN" );
157 if( rdn_validate( &op->orr_newrdn ) != LDAP_SUCCESS ) {
158 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid rdn (%s)\n",
159 op->orr_newrdn.bv_val, 0, 0 );
161 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid new RDN" );
165 if( op->orr_newSup ) {
166 rs->sr_err = dnPrettyNormal( NULL, &newSuperior, &pnewSuperior,
167 &nnewSuperior, op->o_tmpmemctx );
168 if( rs->sr_err != LDAP_SUCCESS ) {
169 Debug( LDAP_DEBUG_ANY,
170 "do_modrdn: invalid newSuperior (%s)\n",
171 newSuperior.bv_val, 0, 0 );
172 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid newSuperior" );
177 /* FIXME: temporary? */
178 op->orr_deleteoldrdn = deloldrdn;
180 op->o_bd = frontendDB;
181 rs->sr_err = frontendDB->be_modrdn( op, rs );
185 slap_graduate_commit_csn( op );
187 op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
188 op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
190 op->o_tmpfree( op->orr_newrdn.bv_val, op->o_tmpmemctx );
191 op->o_tmpfree( op->orr_nnewrdn.bv_val, op->o_tmpmemctx );
193 if ( pnewSuperior.bv_val ) op->o_tmpfree( pnewSuperior.bv_val, op->o_tmpmemctx );
194 if ( nnewSuperior.bv_val ) op->o_tmpfree( nnewSuperior.bv_val, op->o_tmpmemctx );
200 fe_op_modrdn( Operation *op, SlapReply *rs )
202 Backend *newSuperior_be = NULL;
204 struct berval pdn = BER_BVNULL;
206 if( op->o_req_ndn.bv_len == 0 ) {
207 Debug( LDAP_DEBUG_ANY, "do_modrdn: root dse!\n", 0, 0, 0 );
209 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
210 "cannot rename the root DSE" );
213 } else if ( bvmatch( &op->o_req_ndn, &frontendDB->be_schemandn ) ) {
214 Debug( LDAP_DEBUG_ANY, "do_modrdn: subschema subentry: %s (%ld)\n",
215 frontendDB->be_schemandn.bv_val, (long)frontendDB->be_schemandn.bv_len, 0 );
217 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
218 "cannot rename subschema subentry" );
222 Statslog( LDAP_DEBUG_STATS, "%s MODRDN dn=\"%s\"\n",
223 op->o_log_prefix, op->o_req_dn.bv_val, 0, 0, 0 );
225 manageDSAit = get_manageDSAit( op );
228 * We could be serving multiple database backends. Select the
229 * appropriate one, or send a referral to our "referral server"
230 * if we don't hold it.
232 op->o_bd = select_backend( &op->o_req_ndn, manageDSAit, 1 );
233 if ( op->o_bd == NULL ) {
234 rs->sr_ref = referral_rewrite( default_referral,
235 NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
236 if (!rs->sr_ref) rs->sr_ref = default_referral;
238 if ( rs->sr_ref != NULL ) {
239 rs->sr_err = LDAP_REFERRAL;
240 send_ldap_result( op, rs );
242 if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
244 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
245 "no global superior knowledge" );
250 /* check restrictions */
251 if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
252 send_ldap_result( op, rs );
256 /* check for referrals */
257 if ( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
261 /* Make sure that the entry being changed and the newSuperior are in
262 * the same backend, otherwise we return an error.
264 if( op->orr_newSup ) {
265 newSuperior_be = select_backend( op->orr_nnewSup, 0, 0 );
267 if ( newSuperior_be != op->o_bd ) {
268 /* newSuperior is in different backend */
269 send_ldap_error( op, rs, LDAP_AFFECTS_MULTIPLE_DSAS,
270 "cannot rename between DSAs" );
276 #if defined( LDAP_SLAPI )
279 slapi_int_pblock_set_operation( pb, op );
280 slapi_pblock_set( pb, SLAPI_MODRDN_TARGET, (void *)op->o_req_dn.bv_val );
281 slapi_pblock_set( pb, SLAPI_MODRDN_NEWRDN, (void *)op->orr_newrdn.bv_val );
282 slapi_pblock_set( pb, SLAPI_MODRDN_NEWSUPERIOR,
283 (void *)op->orr_newSup->bv_val );
284 slapi_pblock_set( pb, SLAPI_MODRDN_DELOLDRDN, (void *)op->orr_deleteoldrdn);
285 slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
287 rs->sr_err = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_MODRDN_FN, pb );
288 if ( rs->sr_err < 0 ) {
290 * A preoperation plugin failure will abort the
293 Debug(LDAP_DEBUG_TRACE, "do_modrdn: modrdn preoperation plugin "
294 "failed.\n", 0, 0, 0);
295 if ( ( slapi_pblock_get( pb, SLAPI_RESULT_CODE, (void *)&rs->sr_err ) != 0 ) ||
296 rs->sr_err == LDAP_SUCCESS ) {
297 rs->sr_err = LDAP_OTHER;
302 #endif /* defined( LDAP_SLAPI ) */
305 * do the modrdn if 1 && (2 || 3)
306 * 1) there is a modrdn function implemented in this backend;
307 * 2) this backend is master for what it holds;
308 * 3) it's a replica and the dn supplied is the update_ndn.
310 if ( op->o_bd->be_modrdn ) {
311 /* do the update here */
312 int repl_user = be_isupdate( op );
313 #ifndef SLAPD_MULTIMASTER
314 if ( !SLAP_SHADOW(op->o_bd) || repl_user )
317 slap_callback cb = { NULL, slap_replog_cb, NULL, NULL };
318 #ifdef SLAPD_MULTIMASTER
319 if ( !op->o_bd->be_update_ndn.bv_len || !repl_user )
322 cb.sc_next = op->o_callback;
323 op->o_callback = &cb;
325 op->o_bd->be_modrdn( op, rs );
327 if ( op->o_bd->be_delete ) {
328 struct berval org_req_dn = BER_BVNULL;
329 struct berval org_req_ndn = BER_BVNULL;
330 struct berval org_dn = BER_BVNULL;
331 struct berval org_ndn = BER_BVNULL;
334 org_req_dn = op->o_req_dn;
335 org_req_ndn = op->o_req_ndn;
338 org_managedsait = get_manageDSAit( op );
339 op->o_dn = op->o_bd->be_rootdn;
340 op->o_ndn = op->o_bd->be_rootndn;
341 op->o_managedsait = SLAP_CONTROL_NONCRITICAL;
343 while ( rs->sr_err == LDAP_SUCCESS &&
344 op->o_delete_glue_parent ) {
345 op->o_delete_glue_parent = 0;
346 if ( !be_issuffix( op->o_bd, &op->o_req_ndn )) {
347 slap_callback cb = { NULL };
348 cb.sc_response = slap_null_cb;
349 dnParent( &op->o_req_ndn, &pdn );
352 op->o_callback = &cb;
353 op->o_bd->be_delete( op, rs );
358 op->o_managedsait = org_managedsait;
361 op->o_req_dn = org_req_dn;
362 op->o_req_ndn = org_req_ndn;
363 op->o_delete_glue_parent = 0;
366 #ifndef SLAPD_MULTIMASTER
368 BerVarray 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, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
374 if (!rs->sr_ref) rs->sr_ref = defref;
376 rs->sr_err = LDAP_REFERRAL;
377 send_ldap_result( op, rs );
379 if (rs->sr_ref != defref) ber_bvarray_free( rs->sr_ref );
381 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
382 "shadow context; no update referral" );
387 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
388 "operation not supported within namingContext" );
391 #if defined( LDAP_SLAPI )
392 if ( pb != NULL && slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_POST_MODRDN_FN, pb ) < 0 ) {
393 Debug(LDAP_DEBUG_TRACE, "do_modrdn: modrdn postoperation plugins "
394 "failed.\n", 0, 0, 0);
396 #endif /* defined( LDAP_SLAPI ) */
409 Modifications **pmod )
411 Modifications *mod = NULL;
412 Modifications **modtail = &mod;
416 assert( new_rdn != NULL );
417 assert( !op->orr_deleteoldrdn || old_rdn != NULL );
419 repl_user = be_isupdate( op );
421 /* Add new attribute values to the entry */
422 for ( a_cnt = 0; new_rdn[a_cnt]; a_cnt++ ) {
423 AttributeDescription *desc = NULL;
424 Modifications *mod_tmp;
426 rs->sr_err = slap_bv2ad( &new_rdn[a_cnt]->la_attr, &desc, &rs->sr_text );
428 if ( rs->sr_err != LDAP_SUCCESS ) {
429 Debug( LDAP_DEBUG_TRACE,
430 "slap_modrdn2modlist: %s: %s (new)\n",
432 new_rdn[ a_cnt ]->la_attr.bv_val, 0 );
436 /* ACL check of newly added attrs */
437 if ( op->o_bd && !access_allowed( op, e, desc,
438 &new_rdn[a_cnt]->la_value, ACL_WRITE, NULL ) ) {
439 Debug( LDAP_DEBUG_TRACE,
440 "slap_modrdn2modlist: access to attr \"%s\" "
441 "(new) not allowed\n",
442 new_rdn[ a_cnt ]->la_attr.bv_val, 0, 0 );
443 rs->sr_text = "access to naming attributes (new) not allowed";
444 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
448 /* Apply modification */
449 mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
450 + 4 * sizeof( struct berval ) );
451 mod_tmp->sml_desc = desc;
452 mod_tmp->sml_values = ( BerVarray )( mod_tmp + 1 );
453 mod_tmp->sml_values[0] = new_rdn[a_cnt]->la_value;
454 mod_tmp->sml_values[1].bv_val = NULL;
455 if( desc->ad_type->sat_equality->smr_normalize) {
456 mod_tmp->sml_nvalues = &mod_tmp->sml_values[2];
457 (void) (*desc->ad_type->sat_equality->smr_normalize)(
458 SLAP_MR_EQUALITY|SLAP_MR_VALUE_OF_ASSERTION_SYNTAX,
459 desc->ad_type->sat_syntax,
460 desc->ad_type->sat_equality,
461 &mod_tmp->sml_values[0],
462 &mod_tmp->sml_nvalues[0], NULL );
463 mod_tmp->sml_nvalues[1].bv_val = NULL;
465 mod_tmp->sml_nvalues = NULL;
467 mod_tmp->sml_op = SLAP_MOD_SOFTADD;
468 mod_tmp->sml_next = mod;
472 /* Remove old rdn value if required */
473 if ( op->orr_deleteoldrdn ) {
474 for ( d_cnt = 0; old_rdn[d_cnt]; d_cnt++ ) {
475 AttributeDescription *desc = NULL;
476 Modifications *mod_tmp;
478 rs->sr_err = slap_bv2ad( &old_rdn[d_cnt]->la_attr, &desc, &rs->sr_text );
479 if ( rs->sr_err != LDAP_SUCCESS ) {
480 Debug( LDAP_DEBUG_TRACE,
481 "slap_modrdn2modlist: %s: %s (old)\n",
483 old_rdn[d_cnt]->la_attr.bv_val,
488 /* ACL check of newly added attrs */
489 if ( op->o_bd && !access_allowed( op, e, desc,
490 &old_rdn[d_cnt]->la_value, ACL_WRITE,
492 Debug( LDAP_DEBUG_TRACE,
493 "slap_modrdn2modlist: access "
494 "to attr \"%s\" (old) not allowed\n",
495 old_rdn[ d_cnt ]->la_attr.bv_val,
497 rs->sr_text = "access to naming attributes (old) not allowed";
498 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
502 /* Apply modification */
503 mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
504 + 4 * sizeof ( struct berval ) );
505 mod_tmp->sml_desc = desc;
506 mod_tmp->sml_values = ( BerVarray )(mod_tmp+1);
507 mod_tmp->sml_values[0] = old_rdn[d_cnt]->la_value;
508 mod_tmp->sml_values[1].bv_val = NULL;
509 if( desc->ad_type->sat_equality->smr_normalize) {
510 mod_tmp->sml_nvalues = &mod_tmp->sml_values[2];
511 (void) (*desc->ad_type->sat_equality->smr_normalize)(
512 SLAP_MR_EQUALITY|SLAP_MR_VALUE_OF_ASSERTION_SYNTAX,
513 desc->ad_type->sat_syntax,
514 desc->ad_type->sat_equality,
515 &mod_tmp->sml_values[0],
516 &mod_tmp->sml_nvalues[0], op->o_tmpmemctx );
517 mod_tmp->sml_nvalues[1].bv_val = NULL;
519 mod_tmp->sml_nvalues = NULL;
521 mod_tmp->sml_op = LDAP_MOD_DELETE;
522 mod_tmp->sml_next = mod;
529 if ( rs->sr_err == LDAP_SUCCESS && !repl_user ) {
530 char textbuf[ SLAP_TEXT_BUFLEN ];
531 size_t textlen = sizeof textbuf;
535 modtail = &(*modtail)->sml_next )
540 rs->sr_err = slap_mods_opattrs( op, mod, modtail,
541 &rs->sr_text, textbuf, textlen, 1 );
544 /* LDAP v2 supporting correct attribute handling. */
545 if ( rs->sr_err != LDAP_SUCCESS && mod != NULL ) {
547 for ( ; mod; mod = tmp ) {