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, ENTRY, "do_modrdn: begin\n", 0, 0, 0 );
70 Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
75 * Parse the modrdn request. It looks like this:
77 * ModifyRDNRequest := SEQUENCE {
78 * entry DistinguishedName,
79 * newrdn RelativeDistinguishedName
80 * deleteoldrdn BOOLEAN,
81 * newSuperior [0] LDAPDN OPTIONAL (v3 Only!)
85 if ( ber_scanf( op->o_ber, "{mmb", &dn, &newrdn, &deloldrdn )
89 LDAP_LOG( OPERATION, ERR, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
91 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
94 send_ldap_disconnect( conn, op,
95 LDAP_PROTOCOL_ERROR, "decoding error" );
96 return SLAPD_DISCONNECT;
99 /* Check for newSuperior parameter, if present scan it */
101 if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
102 if ( op->o_protocol < LDAP_VERSION3 ) {
103 /* Conection record indicates v2 but field
104 * newSuperior is present: report error.
107 LDAP_LOG( OPERATION, ERR,
108 "do_modrdn: (v2) invalid field newSuperior.\n", 0, 0, 0 );
110 Debug( LDAP_DEBUG_ANY,
111 "modrdn(v2): invalid field newSuperior!\n",
115 send_ldap_disconnect( conn, op,
116 LDAP_PROTOCOL_ERROR, "newSuperior requires LDAPv3" );
117 rc = SLAPD_DISCONNECT;
121 if ( ber_scanf( op->o_ber, "m", &newSuperior )
125 LDAP_LOG( OPERATION, ERR,
126 "do_modrdn: ber_scanf(\"m\") failed\n", 0, 0, 0 );
128 Debug( LDAP_DEBUG_ANY, "ber_scanf(\"m\") failed\n",
132 send_ldap_disconnect( conn, op,
133 LDAP_PROTOCOL_ERROR, "decoding error" );
134 rc = SLAPD_DISCONNECT;
137 pnewS = &pnewSuperior;
138 nnewS = &nnewSuperior;
142 LDAP_LOG( OPERATION, ARGS,
143 "do_modrdn: dn (%s) newrdn (%s) newsuperior(%s)\n",
144 dn.bv_val, newrdn.bv_val,
145 newSuperior.bv_len ? newSuperior.bv_val : "" );
147 Debug( LDAP_DEBUG_ARGS,
148 "do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n",
149 dn.bv_val, newrdn.bv_val,
150 newSuperior.bv_len ? newSuperior.bv_val : "" );
153 if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) {
155 LDAP_LOG( OPERATION, ERR, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
157 Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
160 send_ldap_disconnect( conn, op,
161 LDAP_PROTOCOL_ERROR, "decoding error" );
162 rc = SLAPD_DISCONNECT;
166 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
168 LDAP_LOG( OPERATION, ERR, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
170 Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
173 /* get_ctrls has sent results. Now clean up. */
177 rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn );
178 if( rc != LDAP_SUCCESS ) {
180 LDAP_LOG( OPERATION, INFO,
181 "do_modrdn: conn %d invalid dn (%s)\n",
182 conn->c_connid, dn.bv_val, 0 );
184 Debug( LDAP_DEBUG_ANY,
185 "do_modrdn: invalid dn (%s)\n", dn.bv_val, 0, 0 );
187 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
188 "invalid DN", NULL, NULL );
192 if( ndn.bv_len == 0 ) {
194 LDAP_LOG( OPERATION, ERR,
195 "do_modrdn: attempt to modify root DSE.\n", 0, 0, 0 );
197 Debug( LDAP_DEBUG_ANY, "do_modrdn: root dse!\n", 0, 0, 0 );
200 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
201 NULL, "cannot rename the root DSE", NULL, NULL );
204 #ifdef SLAPD_SCHEMA_DN
205 } else if ( strcasecmp( ndn.bv_val, SLAPD_SCHEMA_DN ) == 0 ) {
207 LDAP_LOG( OPERATION, ERR,
208 "do_modrdn: attempt to modify subschema subentry\n", 0, 0, 0 );
210 Debug( LDAP_DEBUG_ANY, "do_modrdn: subschema subentry!\n", 0, 0, 0 );
213 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
214 NULL, "cannot rename subschema subentry", NULL, NULL );
219 /* FIXME: should have/use rdnPretty / rdnNormalize routines */
221 rc = dnPrettyNormal( NULL, &newrdn, &pnewrdn, &nnewrdn );
222 if( rc != LDAP_SUCCESS ) {
224 LDAP_LOG( OPERATION, INFO,
225 "do_modrdn: conn %d invalid newrdn (%s)\n",
226 conn->c_connid, newrdn.bv_val, 0 );
228 Debug( LDAP_DEBUG_ANY,
229 "do_modrdn: invalid newrdn (%s)\n", newrdn.bv_val, 0, 0 );
231 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
232 "invalid new RDN", NULL, NULL );
236 if( rdnValidate( &pnewrdn ) != LDAP_SUCCESS ) {
238 LDAP_LOG( OPERATION, ERR,
239 "do_modrdn: invalid rdn (%s).\n", pnewrdn.bv_val, 0, 0 );
241 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid rdn (%s)\n",
242 pnewrdn.bv_val, 0, 0 );
245 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
246 "invalid new RDN", NULL, NULL );
251 rc = dnPrettyNormal( NULL, &newSuperior, &pnewSuperior,
253 if( rc != LDAP_SUCCESS ) {
255 LDAP_LOG( OPERATION, INFO,
256 "do_modrdn: conn %d invalid newSuperior (%s)\n",
257 conn->c_connid, newSuperior.bv_val, 0 );
259 Debug( LDAP_DEBUG_ANY,
260 "do_modrdn: invalid newSuperior (%s)\n",
261 newSuperior.bv_val, 0, 0 );
263 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
264 "invalid newSuperior", NULL, NULL );
269 Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu MODRDN dn=\"%s\"\n",
270 op->o_connid, op->o_opid, pdn.bv_val, 0, 0 );
272 manageDSAit = get_manageDSAit( op );
275 * We could be serving multiple database backends. Select the
276 * appropriate one, or send a referral to our "referral server"
277 * if we don't hold it.
279 if ( (be = select_backend( &ndn, manageDSAit, 0 )) == NULL ) {
280 BerVarray ref = referral_rewrite( default_referral,
281 NULL, &pdn, LDAP_SCOPE_DEFAULT );
283 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
284 NULL, NULL, ref ? ref : default_referral, NULL );
286 ber_bvarray_free( ref );
290 /* check restrictions */
291 rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
292 if( rc != LDAP_SUCCESS ) {
293 send_ldap_result( conn, op, rc,
294 NULL, text, NULL, NULL );
298 /* check for referrals */
299 rc = backend_check_referrals( be, conn, op, &pdn, &ndn );
300 if ( rc != LDAP_SUCCESS ) {
304 /* Make sure that the entry being changed and the newSuperior are in
305 * the same backend, otherwise we return an error.
308 newSuperior_be = select_backend( &nnewSuperior, 0, 0 );
310 if ( newSuperior_be != be ) {
311 /* newSuperior is in same backend */
312 rc = LDAP_AFFECTS_MULTIPLE_DSAS;
314 send_ldap_result( conn, op, rc,
315 NULL, "cannot rename between DSAa", NULL, NULL );
320 /* deref suffix alias if appropriate */
321 suffix_alias( be, &nnewSuperior );
324 /* deref suffix alias if appropriate */
325 suffix_alias( be, &ndn );
328 * do the add if 1 && (2 || 3)
329 * 1) there is an add function implemented in this backend;
330 * 2) this backend is master for what it holds;
331 * 3) it's a replica and the dn supplied is the update_ndn.
333 if ( be->be_modrdn ) {
334 /* do the update here */
335 int repl_user = be_isupdate( be, &op->o_ndn );
336 #ifndef SLAPD_MULTIMASTER
337 if ( !be->be_update_ndn.bv_len || repl_user )
340 if ( (*be->be_modrdn)( be, conn, op, &pdn, &ndn,
341 &pnewrdn, &nnewrdn, deloldrdn,
343 #ifdef SLAPD_MULTIMASTER
344 && ( !be->be_update_ndn.bv_len || !repl_user )
347 struct slap_replog_moddn moddn;
348 moddn.newrdn = &pnewrdn;
349 moddn.deloldrdn = deloldrdn;
350 moddn.newsup = &pnewSuperior;
352 replog( be, op, &pdn, &ndn, &moddn );
354 #ifndef SLAPD_MULTIMASTER
356 BerVarray defref = be->be_update_refs
357 ? be->be_update_refs : default_referral;
358 BerVarray ref = referral_rewrite( defref,
359 NULL, &pdn, LDAP_SCOPE_DEFAULT );
361 send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
362 ref ? ref : defref, NULL );
364 ber_bvarray_free( ref );
368 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
369 NULL, "operation not supported within namingContext",
377 free( pnewrdn.bv_val );
378 free( nnewrdn.bv_val );
380 if ( pnewSuperior.bv_val ) free( pnewSuperior.bv_val );
381 if ( nnewSuperior.bv_val ) free( nnewSuperior.bv_val );