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;
51 Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
53 if( op->o_bind_in_progress ) {
54 Debug( LDAP_DEBUG_ANY, "do_modrdn: SASL bind in progress.\n",
56 send_ldap_result( conn, op, LDAP_SASL_BIND_IN_PROGRESS, NULL,
57 "SASL bind in progress" );
58 return LDAP_SASL_BIND_IN_PROGRESS;
62 * Parse the modrdn request. It looks like this:
64 * ModifyRDNRequest := SEQUENCE {
65 * entry DistinguishedName,
66 * newrdn RelativeDistinguishedName
67 * deleteoldrdn BOOLEAN,
68 * newSuperior [0] LDAPDN OPTIONAL (v3 Only!)
72 if ( ber_scanf( op->o_ber, "{aab", &ndn, &newrdn, &deloldrdn )
74 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
75 send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR, NULL, "" );
79 /* Check for newSuperior parameter, if present scan it */
81 if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
83 if ( op->o_protocol == 0 ) {
87 ldap_pvt_thread_mutex_lock( &conn->c_mutex );
88 conn->c_protocol = LDAP_VERSION3;
89 ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
90 op->o_protocol = LDAP_VERSION3;
92 } else if ( op->o_protocol < LDAP_VERSION3 ) {
93 /* Conection record indicates v2 but field
94 * newSuperior is present: report error.
96 Debug( LDAP_DEBUG_ANY,
97 "modrdn(v2): invalid field newSuperior!\n",
99 send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
104 if ( ber_scanf( op->o_ber, "a", &newSuperior )
107 Debug( LDAP_DEBUG_ANY, "ber_scanf(\"a\"}) failed\n",
109 send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR, NULL,
117 Debug( LDAP_DEBUG_ARGS,
118 "do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n",
120 newSuperior != NULL ? newSuperior : "" );
122 if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) {
126 Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
127 send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR, NULL,
133 if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
137 Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
142 if( newSuperior != NULL ) {
143 /* GET BACKEND FOR NEW SUPERIOR */
145 nnewSuperior = strdup( newSuperior );
146 dn_normalize_case( nnewSuperior );
148 if ( (newSuperior_be = select_backend( nnewSuperior ))
151 /* We do not have a backend for newSuperior so we send
153 * XXX: We may need to do something else here, not sure
157 Debug( LDAP_DEBUG_ARGS,
158 "do_modrdn: cant find backend for=(%s)\n",
164 free( nnewSuperior );
165 send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
171 dn_normalize_case( ndn );
173 Statslog( LDAP_DEBUG_STATS, "conn=%d op=%d MODRDN dn=\"%s\"\n",
174 conn->c_connid, op->o_opid, ndn, 0, 0 );
177 * We could be serving multiple database backends. Select the
178 * appropriate one, or send a referral to our "referral server"
179 * if we don't hold it.
182 if ( (be = select_backend( ndn )) == NULL ) {
186 free( nnewSuperior );
187 send_ldap_result( conn, op, rc = LDAP_PARTIAL_RESULTS, NULL,
192 /* Make sure that the entry being changed and the newSuperior are in
193 * the same backend, otherwise we return an error.
196 if ( (newSuperior_be != NULL) && ( be != newSuperior_be) ) {
198 Debug( LDAP_DEBUG_ANY, "dn=(%s), newSuperior=(%s)\n", ndn,
204 free( nnewSuperior );
206 send_ldap_result( conn, op, rc = LDAP_AFFECTS_MULTIPLE_DSAS,
214 /* alias suffix if approp */
215 ndn = suffixAlias( ndn, op, be );
218 * do the add if 1 && (2 || 3)
219 * 1) there is an add function implemented in this backend;
220 * 2) this backend is master for what it holds;
221 * 3) it's a replica and the dn supplied is the update_ndn.
223 if ( be->be_modrdn ) {
224 /* do the update here */
225 if ( be->be_update_ndn == NULL ||
226 strcmp( be->be_update_ndn, op->o_ndn ) == 0 )
228 if ( (*be->be_modrdn)( be, conn, op, ndn, newrdn,
229 deloldrdn, newSuperior ) == 0 ) {
230 /* XXX: MAY NEED TO ADD newSuperior HERE */
231 replog( be, LDAP_REQ_MODRDN, ndn, newrdn,
235 send_ldap_result( conn, op, rc = LDAP_PARTIAL_RESULTS, NULL,
239 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM, NULL,
240 "Function not implemented" );
246 free( nnewSuperior );