3 * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
4 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
7 * Copyright (c) 1995 Regents of the University of Michigan.
10 * Redistribution and use in source and binary forms are permitted
11 * provided that this notice is preserved and that due credit is given
12 * to the University of Michigan at Ann Arbor. The name of the University
13 * may not be used to endorse or promote products derived from this
14 * software without specific prior written permission. This software
15 * is provided ``as is'' without express or implied warranty.
19 * LDAP v3 newSuperior support.
21 * Copyright 1999, Juan C. Gomez, All rights reserved.
22 * This software is not subject to any license of Silicon Graphics
23 * Inc. or Purdue University.
25 * Redistribution and use in source and binary forms are permitted
26 * without restriction or fee of any kind as long as this notice
35 #include <ac/socket.h>
36 #include <ac/string.h>
47 struct berval dn = { 0, NULL };
48 struct berval newrdn = { 0, NULL };
49 struct berval newSuperior = { 0, NULL };
52 struct berval pdn = { 0, NULL };
53 struct berval pnewrdn = { 0, NULL };
54 struct berval pnewSuperior = { 0, NULL }, *pnewS = NULL;
56 struct berval ndn = { 0, NULL };
57 struct berval nnewrdn = { 0, NULL };
58 struct berval nnewSuperior = { 0, NULL }, *nnewS = NULL;
61 Backend *newSuperior_be = NULL;
68 LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
69 "do_modrdn: begin\n" ));
71 Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
76 * Parse the modrdn request. It looks like this:
78 * ModifyRDNRequest := SEQUENCE {
79 * entry DistinguishedName,
80 * newrdn RelativeDistinguishedName
81 * deleteoldrdn BOOLEAN,
82 * newSuperior [0] LDAPDN OPTIONAL (v3 Only!)
86 if ( ber_scanf( op->o_ber, "{mmb", &dn, &newrdn, &deloldrdn )
90 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
91 "do_modrdn: ber_scanf failed\n" ));
93 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
96 send_ldap_disconnect( conn, op,
97 LDAP_PROTOCOL_ERROR, "decoding error" );
98 return SLAPD_DISCONNECT;
101 /* Check for newSuperior parameter, if present scan it */
103 if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
104 if ( op->o_protocol < LDAP_VERSION3 ) {
105 /* Conection record indicates v2 but field
106 * newSuperior is present: report error.
109 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
110 "do_modrdn: (v2) invalid field newSuperior.\n" ));
112 Debug( LDAP_DEBUG_ANY,
113 "modrdn(v2): invalid field newSuperior!\n",
117 send_ldap_disconnect( conn, op,
118 LDAP_PROTOCOL_ERROR, "newSuperior requires LDAPv3" );
119 rc = SLAPD_DISCONNECT;
123 if ( ber_scanf( op->o_ber, "m", &newSuperior )
127 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
128 "do_modrdn: ber_scanf(\"m\") failed\n" ));
130 Debug( LDAP_DEBUG_ANY, "ber_scanf(\"m\") failed\n",
134 send_ldap_disconnect( conn, op,
135 LDAP_PROTOCOL_ERROR, "decoding error" );
136 rc = SLAPD_DISCONNECT;
139 pnewS = &pnewSuperior;
140 nnewS = &nnewSuperior;
144 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
145 "do_modrdn: dn (%s) newrdn (%s) newsuperior(%s)\n",
146 dn.bv_val, newrdn.bv_val,
147 newSuperior.bv_len ? newSuperior.bv_val : "" ));
149 Debug( LDAP_DEBUG_ARGS,
150 "do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n",
151 dn.bv_val, newrdn.bv_val,
152 newSuperior.bv_len ? newSuperior.bv_val : "" );
155 if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) {
157 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
158 "do_modrdn: ber_scanf failed\n" ));
160 Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
163 send_ldap_disconnect( conn, op,
164 LDAP_PROTOCOL_ERROR, "decoding error" );
165 rc = SLAPD_DISCONNECT;
169 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
171 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
172 "do_modrdn: get_ctrls failed\n" ));
174 Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
177 /* get_ctrls has sent results. Now clean up. */
181 rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn );
182 if( rc != LDAP_SUCCESS ) {
184 LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
185 "do_modrdn: conn %d invalid dn (%s)\n",
186 conn->c_connid, dn.bv_val ));
188 Debug( LDAP_DEBUG_ANY,
189 "do_modrdn: invalid dn (%s)\n", dn.bv_val, 0, 0 );
191 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
192 "invalid DN", NULL, NULL );
196 if( ndn.bv_len == 0 ) {
198 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
199 "do_modrdn: attempt to modify root DSE.\n" ));
201 Debug( LDAP_DEBUG_ANY, "do_modrdn: root dse!\n", 0, 0, 0 );
204 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
205 NULL, "cannot rename the root DSE", NULL, NULL );
208 #ifdef SLAPD_SCHEMA_DN
209 } else if ( strcasecmp( ndn.bv_val, SLAPD_SCHEMA_DN ) == 0 ) {
211 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
212 "do_modrdn: attempt to modify subschema subentry\n" ));
214 Debug( LDAP_DEBUG_ANY, "do_modrdn: subschema subentry!\n", 0, 0, 0 );
217 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
218 NULL, "cannot rename subschema subentry", NULL, NULL );
223 /* FIXME: should have/use rdnPretty / rdnNormalize routines */
225 rc = dnPrettyNormal( NULL, &newrdn, &pnewrdn, &nnewrdn );
226 if( rc != LDAP_SUCCESS ) {
228 LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
229 "do_modrdn: conn %d invalid newrdn (%s)\n",
230 conn->c_connid, newrdn.bv_val ));
232 Debug( LDAP_DEBUG_ANY,
233 "do_modrdn: invalid newrdn (%s)\n", newrdn.bv_val, 0, 0 );
235 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
236 "invalid new RDN", NULL, NULL );
240 if( rdnValidate( &pnewrdn ) != LDAP_SUCCESS ) {
242 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
243 "do_modrdn: invalid rdn (%s).\n", pnewrdn.bv_val ));
245 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid rdn (%s)\n",
246 pnewrdn.bv_val, 0, 0 );
249 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
250 "invalid new RDN", NULL, NULL );
255 rc = dnPrettyNormal( NULL, &newSuperior, &pnewSuperior,
257 if( rc != LDAP_SUCCESS ) {
259 LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
260 "do_modrdn: conn %d invalid newSuperior (%s)\n",
261 conn->c_connid, newSuperior.bv_val ));
263 Debug( LDAP_DEBUG_ANY,
264 "do_modrdn: invalid newSuperior (%s)\n",
265 newSuperior.bv_val, 0, 0 );
267 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
268 "invalid newSuperior", NULL, NULL );
273 Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu MODRDN dn=\"%s\"\n",
274 op->o_connid, op->o_opid, pdn.bv_val, 0, 0 );
276 manageDSAit = get_manageDSAit( op );
279 * We could be serving multiple database backends. Select the
280 * appropriate one, or send a referral to our "referral server"
281 * if we don't hold it.
283 if ( (be = select_backend( &ndn, manageDSAit, 0 )) == NULL ) {
284 BerVarray ref = referral_rewrite( default_referral,
285 NULL, &pdn, LDAP_SCOPE_DEFAULT );
287 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
288 NULL, NULL, ref ? ref : default_referral, NULL );
290 ber_bvarray_free( ref );
294 /* check restrictions */
295 rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
296 if( rc != LDAP_SUCCESS ) {
297 send_ldap_result( conn, op, rc,
298 NULL, text, NULL, NULL );
302 /* check for referrals */
303 rc = backend_check_referrals( be, conn, op, &pdn, &ndn );
304 if ( rc != LDAP_SUCCESS ) {
308 /* Make sure that the entry being changed and the newSuperior are in
309 * the same backend, otherwise we return an error.
312 newSuperior_be = select_backend( &nnewSuperior, 0, 0 );
314 if ( newSuperior_be != be ) {
315 /* newSuperior is in same backend */
316 rc = LDAP_AFFECTS_MULTIPLE_DSAS;
318 send_ldap_result( conn, op, rc,
319 NULL, "cannot rename between DSAa", NULL, NULL );
324 /* deref suffix alias if appropriate */
325 suffix_alias( be, &nnewSuperior );
328 /* deref suffix alias if appropriate */
329 suffix_alias( be, &ndn );
332 * do the add if 1 && (2 || 3)
333 * 1) there is an add function implemented in this backend;
334 * 2) this backend is master for what it holds;
335 * 3) it's a replica and the dn supplied is the update_ndn.
337 if ( be->be_modrdn ) {
338 /* do the update here */
339 int repl_user = be_isupdate( be, &op->o_ndn );
340 #ifndef SLAPD_MULTIMASTER
341 if ( !be->be_update_ndn.bv_len || repl_user )
344 if ( (*be->be_modrdn)( be, conn, op, &pdn, &ndn,
345 &pnewrdn, &nnewrdn, deloldrdn,
347 #ifdef SLAPD_MULTIMASTER
348 && ( !be->be_update_ndn.bv_len || !repl_user )
351 struct slap_replog_moddn moddn;
352 moddn.newrdn = &pnewrdn;
353 moddn.deloldrdn = deloldrdn;
354 moddn.newsup = &pnewSuperior;
356 replog( be, op, &pdn, &ndn, &moddn );
358 #ifndef SLAPD_MULTIMASTER
360 BerVarray defref = be->be_update_refs
361 ? be->be_update_refs : default_referral;
362 BerVarray ref = referral_rewrite( defref,
363 NULL, &pdn, LDAP_SCOPE_DEFAULT );
365 send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
366 ref ? ref : defref, NULL );
368 ber_bvarray_free( ref );
372 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
373 NULL, "operation not supported within namingContext",
381 free( pnewrdn.bv_val );
382 free( nnewrdn.bv_val );
384 if ( pnewSuperior.bv_val ) free( pnewSuperior.bv_val );
385 if ( nnewSuperior.bv_val ) free( nnewSuperior.bv_val );