3 * Copyright 1998-1999 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>
49 /* Vars for LDAP v3 newSuperior support */
50 char *newSuperior = NULL;
51 char *nnewSuperior = NULL;
52 Backend *newSuperior_be = NULL;
56 Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
58 if( op->o_bind_in_progress ) {
59 Debug( LDAP_DEBUG_ANY, "do_modrdn: SASL bind in progress.\n",
61 send_ldap_result( conn, op, LDAP_SASL_BIND_IN_PROGRESS,
62 NULL, "SASL bind in progress", NULL, NULL );
63 return LDAP_SASL_BIND_IN_PROGRESS;
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, "{aab", &ndn, &newrdn, &deloldrdn )
79 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
80 send_ldap_disconnect( conn, op,
81 LDAP_PROTOCOL_ERROR, "decoding error" );
85 if( dn_normalize_case( ndn ) == NULL ) {
86 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid dn (%s)\n", ndn, 0, 0 );
87 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
88 "invalid DN", NULL, NULL );
94 if( !rdn_validate( newrdn ) ) {
95 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid rdn (%s)\n", newrdn, 0, 0 );
96 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
97 "invalid RDN", NULL, NULL );
103 /* Check for newSuperior parameter, if present scan it */
105 if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
106 if ( op->o_protocol < LDAP_VERSION3 ) {
107 /* Conection record indicates v2 but field
108 * newSuperior is present: report error.
110 Debug( LDAP_DEBUG_ANY,
111 "modrdn(v2): invalid field newSuperior!\n",
113 send_ldap_disconnect( conn, op,
114 LDAP_PROTOCOL_ERROR, "newSuperior requires LDAPv3" );
120 if ( ber_scanf( op->o_ber, "a", &newSuperior )
123 Debug( LDAP_DEBUG_ANY, "ber_scanf(\"a\") failed\n",
125 send_ldap_disconnect( conn, op,
126 LDAP_PROTOCOL_ERROR, "decoding error" );
132 nnewSuperior = ch_strdup( newSuperior );
134 if( dn_normalize_case( nnewSuperior ) == NULL ) {
135 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid new superior (%s)\n",
137 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
138 "invalid (new superior) DN", NULL, NULL );
144 Debug( LDAP_DEBUG_ARGS,
145 "do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n",
147 newSuperior != NULL ? newSuperior : "" );
149 if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) {
153 free( nnewSuperior );
154 Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
155 send_ldap_disconnect( conn, op,
156 LDAP_PROTOCOL_ERROR, "decoding error" );
160 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
161 Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
162 /* get_ctrls has sent results. Now clean up. */
166 Statslog( LDAP_DEBUG_STATS, "conn=%ld op=%d MODRDN dn=\"%s\"\n",
167 op->o_connid, op->o_opid, ndn, 0, 0 );
170 * We could be serving multiple database backends. Select the
171 * appropriate one, or send a referral to our "referral server"
172 * if we don't hold it.
175 if ( (be = select_backend( ndn )) == NULL ) {
179 free( nnewSuperior );
180 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
181 NULL, NULL, default_referral, NULL );
185 if ( global_readonly || be->be_readonly ) {
186 Debug( LDAP_DEBUG_ANY, "do_modrdn: database is read-only\n",
188 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
189 NULL, "database is read-only", NULL, NULL );
193 /* Make sure that the entry being changed and the newSuperior are in
194 * the same backend, otherwise we return an error.
196 if( newSuperior != NULL ) {
197 newSuperior_be = select_backend( nnewSuperior );
199 if ( newSuperior_be != be ) {
200 /* newSuperior is in same backend */
201 rc = LDAP_AFFECTS_MULTIPLE_DSAS;
203 send_ldap_result( conn, op, rc,
204 NULL, NULL, NULL, NULL );
209 free( nnewSuperior );
214 /* deref suffix alias if appropriate */
215 nnewSuperior = suffix_alias( be, nnewSuperior );
218 /* deref suffix alias if appropriate */
219 ndn = suffix_alias( be, ndn );
222 * do the add if 1 && (2 || 3)
223 * 1) there is an add function implemented in this backend;
224 * 2) this backend is master for what it holds;
225 * 3) it's a replica and the dn supplied is the update_ndn.
227 if ( be->be_modrdn ) {
228 /* do the update here */
229 #ifndef SLAPD_MULTIMASTER
230 if ( be->be_update_ndn == NULL ||
231 strcmp( be->be_update_ndn, op->o_ndn ) == 0 )
234 if ( (*be->be_modrdn)( be, conn, op, ndn, newrdn,
235 deloldrdn, newSuperior ) == 0
236 #ifdef SLAPD_MULTIMASTER
237 && ( be->be_update_ndn == NULL ||
238 strcmp( be->be_update_ndn, op->o_ndn ) )
241 struct replog_moddn moddn;
242 moddn.newrdn = newrdn;
243 moddn.deloldrdn = deloldrdn;
244 moddn.newsup = newSuperior;
246 replog( be, op, ndn, &moddn );
248 #ifndef SLAPD_MULTIMASTER
250 send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
251 be->be_update_refs ? be->be_update_refs : default_referral, NULL );
255 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
256 NULL, "Function not implemented", NULL, NULL );
263 free( nnewSuperior );