2 * Copyright (c) 1995 Regents of the University of Michigan.
5 * Redistribution and use in source and binary forms are permitted
6 * provided that this notice is preserved and that due credit is given
7 * to the University of Michigan at Ann Arbor. The name of the University
8 * may not be used to endorse or promote products derived from this
9 * software without specific prior written permission. This software
10 * is provided ``as is'' without express or implied warranty.
14 * LDAP v3 newSuperior support.
16 * Copyright 1999, Juan C. Gomez, All rights reserved.
17 * This software is not subject to any license of Silicon Graphics
18 * Inc. or Purdue University.
20 * Redistribution and use in source and binary forms are permitted
21 * without restriction or fee of any kind as long as this notice
30 #include <ac/socket.h>
31 #include <ac/string.h>
44 /* Vars for LDAP v3 newSuperior support */
45 char *newSuperior = NULL;
46 char *nnewSuperior = NULL;
47 Backend *newSuperior_be = NULL;
50 Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
53 * Parse the modrdn request. It looks like this:
55 * ModifyRDNRequest := SEQUENCE {
56 * entry DistinguishedName,
57 * newrdn RelativeDistinguishedName
58 * deleteoldrdn BOOLEAN,
59 * newSuperior [0] LDAPDN OPTIONAL (v3 Only!)
63 if ( ber_scanf( op->o_ber, "{aab", &ndn, &newrdn, &deloldrdn )
65 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
66 send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR, NULL, "" );
70 Debug( LDAP_DEBUG_ARGS,
71 "do_modrdn: dn (%s) newrdn (%s) deloldrdn (%d)\n", ndn, newrdn,
75 /* Check for newSuperior parameter, if present scan it */
77 if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
79 if ( op->o_protocol == 0 ) {
83 ldap_pvt_thread_mutex_lock( &conn->c_mutex );
84 conn->c_protocol = LDAP_VERSION3;
85 ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
86 op->o_protocol = LDAP_VERSION3;
88 } else if ( op->o_protocol < LDAP_VERSION3 ) {
89 /* Conection record indicates v2 but field
90 * newSuperior is present: report error.
92 Debug( LDAP_DEBUG_ANY,
93 "modrdn(v2): invalid field newSuperior!\n",
95 send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR,
100 if ( ber_scanf( op->o_ber, /*{*/ "a}", &newSuperior )
103 Debug( LDAP_DEBUG_ANY, "ber_scanf(\"a\"}) failed\n",
105 send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR, NULL,
112 Debug( LDAP_DEBUG_ARGS, "do_modrdn: newSuperior=(%s)\n",
115 /* GET BACKEND FOR NEW SUPERIOR */
117 nnewSuperior = strdup( newSuperior );
118 dn_normalize_case( nnewSuperior );
120 if ( (newSuperior_be = select_backend( nnewSuperior ))
123 /* We do not have a backend for newSuperior so we send
125 * XXX: We may need to do something else here, not sure
130 Debug( LDAP_DEBUG_ARGS,
131 "do_modrdn: cant find backend for=(%s)\n",
137 free( nnewSuperior );
138 send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
146 dn_normalize_case( ndn );
148 Statslog( LDAP_DEBUG_STATS, "conn=%d op=%d MODRDN dn=\"%s\"\n",
149 conn->c_connid, op->o_opid, ndn, 0, 0 );
152 * We could be serving multiple database backends. Select the
153 * appropriate one, or send a referral to our "referral server"
154 * if we don't hold it.
157 if ( (be = select_backend( ndn )) == NULL ) {
161 free( nnewSuperior );
162 send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
167 /* Make sure that the entry being changed and the newSuperior are in
168 * the same backend, otherwise we return an error.
171 if ( (newSuperior_be != NULL) && ( be != newSuperior_be) ) {
173 Debug( LDAP_DEBUG_ANY, "dn=(%s), newSuperior=(%s)\n", ndn,
179 free( nnewSuperior );
181 send_ldap_result( conn, op, LDAP_AFFECTS_MULTIPLE_DSAS,
189 /* alias suffix if approp */
190 ndn = suffixAlias( ndn, op, be );
193 * do the add if 1 && (2 || 3)
194 * 1) there is an add function implemented in this backend;
195 * 2) this backend is master for what it holds;
196 * 3) it's a replica and the dn supplied is the update_ndn.
198 if ( be->be_modrdn ) {
199 /* do the update here */
200 if ( be->be_update_ndn == NULL ||
201 strcmp( be->be_update_ndn, op->o_ndn ) == 0 )
203 if ( (*be->be_modrdn)( be, conn, op, ndn, newrdn,
204 deloldrdn, newSuperior ) == 0 ) {
205 /* XXX: MAY NEEED TO ADD newSuperior HERE */
206 replog( be, LDAP_REQ_MODRDN, ndn, newrdn,
210 send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
214 send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM, NULL,
215 "Function not implemented" );
221 free( nnewSuperior );