2 * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
3 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
6 * Copyright (c) 1995 Regents of the University of Michigan.
9 * Redistribution and use in source and binary forms are permitted
10 * provided that this notice is preserved and that due credit is given
11 * to the University of Michigan at Ann Arbor. The name of the University
12 * may not be used to endorse or promote products derived from this
13 * software without specific prior written permission. This software
14 * is provided ``as is'' without express or implied warranty.
18 * LDAP v3 newSuperior support.
20 * Copyright 1999, Juan C. Gomez, All rights reserved.
21 * This software is not subject to any license of Silicon Graphics
22 * Inc. or Purdue University.
24 * Redistribution and use in source and binary forms are permitted
25 * without restriction or fee of any kind as long as this notice
34 #include <ac/socket.h>
35 #include <ac/string.h>
48 /* Vars for LDAP v3 newSuperior support */
49 char *newSuperior = NULL;
50 char *nnewSuperior = NULL;
51 Backend *newSuperior_be = NULL;
55 Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
57 if( op->o_bind_in_progress ) {
58 Debug( LDAP_DEBUG_ANY, "do_modrdn: SASL bind in progress.\n",
60 send_ldap_result( conn, op, LDAP_SASL_BIND_IN_PROGRESS,
61 NULL, "SASL bind in progress", NULL, NULL );
62 return LDAP_SASL_BIND_IN_PROGRESS;
66 * Parse the modrdn request. It looks like this:
68 * ModifyRDNRequest := SEQUENCE {
69 * entry DistinguishedName,
70 * newrdn RelativeDistinguishedName
71 * deleteoldrdn BOOLEAN,
72 * newSuperior [0] LDAPDN OPTIONAL (v3 Only!)
76 if ( ber_scanf( op->o_ber, "{aab", &ndn, &newrdn, &deloldrdn )
78 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
79 send_ldap_disconnect( conn, op,
80 LDAP_PROTOCOL_ERROR, "decoding error" );
84 if( dn_normalize_case( ndn ) == NULL ) {
85 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid dn (%s)\n", ndn, 0, 0 );
86 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
87 "invalid DN", NULL, NULL );
93 if( !rdn_validate( newrdn ) ) {
94 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid rdn (%s)\n", newrdn, 0, 0 );
95 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
96 "invalid RDN", NULL, NULL );
102 /* Check for newSuperior parameter, if present scan it */
104 if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
106 if ( op->o_protocol == 0 ) {
110 ldap_pvt_thread_mutex_lock( &conn->c_mutex );
111 conn->c_protocol = LDAP_VERSION3;
112 ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
113 op->o_protocol = LDAP_VERSION3;
115 } else if ( op->o_protocol < LDAP_VERSION3 ) {
116 /* Conection record indicates v2 but field
117 * newSuperior is present: report error.
119 Debug( LDAP_DEBUG_ANY,
120 "modrdn(v2): invalid field newSuperior!\n",
122 send_ldap_disconnect( conn, op,
123 LDAP_PROTOCOL_ERROR, "newSuperior requires LDAPv3" );
127 if ( ber_scanf( op->o_ber, "a", &newSuperior )
130 Debug( LDAP_DEBUG_ANY, "ber_scanf(\"a\"}) failed\n",
132 send_ldap_disconnect( conn, op,
133 LDAP_PROTOCOL_ERROR, "decoding error" );
137 nnewSuperior = ch_strdup( newSuperior );
139 if( dn_normalize_case( nnewSuperior ) == NULL ) {
140 Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid new superior (%s)\n",
142 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
143 "invalid (new superior) DN", NULL, NULL );
151 Debug( LDAP_DEBUG_ARGS,
152 "do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n",
154 newSuperior != NULL ? newSuperior : "" );
156 if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) {
160 free( nnewSuperior );
161 Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
162 send_ldap_disconnect( conn, op,
163 LDAP_PROTOCOL_ERROR, "decoding error" );
167 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
171 Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
175 Statslog( LDAP_DEBUG_STATS, "conn=%d op=%d MODRDN dn=\"%s\"\n",
176 op->o_connid, op->o_opid, ndn, 0, 0 );
179 * We could be serving multiple database backends. Select the
180 * appropriate one, or send a referral to our "referral server"
181 * if we don't hold it.
184 if ( (be = select_backend( ndn )) == NULL ) {
188 free( nnewSuperior );
189 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
190 NULL, NULL, default_referral, NULL );
194 /* Make sure that the entry being changed and the newSuperior are in
195 * the same backend, otherwise we return an error.
197 if( newSuperior != NULL ) {
198 newSuperior_be = select_backend( nnewSuperior );
200 if ( newSuperior_be != be ) {
201 /* newSuperior is in same backend */
202 rc = LDAP_AFFECTS_MULTIPLE_DSAS;
204 send_ldap_result( conn, op, rc,
205 NULL, NULL, NULL, NULL );
210 free( nnewSuperior );
215 /* deref suffix alias if appropriate */
216 nnewSuperior = suffix_alias( be, nnewSuperior );
219 /* deref suffix alias if appropriate */
220 ndn = suffix_alias( be, ndn );
223 * do the add if 1 && (2 || 3)
224 * 1) there is an add function implemented in this backend;
225 * 2) this backend is master for what it holds;
226 * 3) it's a replica and the dn supplied is the update_ndn.
228 if ( be->be_modrdn ) {
229 /* do the update here */
230 #ifndef SLAPD_MULTIMASTER
231 if ( be->be_update_ndn == NULL ||
232 strcmp( be->be_update_ndn, op->o_ndn ) == 0 )
235 if ( (*be->be_modrdn)( be, conn, op, ndn, newrdn,
236 deloldrdn, newSuperior ) == 0
237 #ifdef SLAPD_MULTIMASTER
238 && ( be->be_update_ndn == NULL ||
239 strcmp( be->be_update_ndn, op->o_ndn ) )
242 struct replog_moddn moddn;
243 moddn.newrdn = newrdn;
244 moddn.deloldrdn = deloldrdn;
245 moddn.newsup = newSuperior;
247 replog( be, op, ndn, &moddn );
249 #ifndef SLAPD_MULTIMASTER
251 send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
252 be->be_update_refs ? be->be_update_refs : default_referral, NULL );
256 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
257 NULL, "Function not implemented", NULL, NULL );
263 free( nnewSuperior );