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 ( conn->c_protocol == LDAP_VERSION2 ) {
81 /* Conection record indicates v2 but field
82 * newSuperior is present: report error.
84 Debug( LDAP_DEBUG_ANY,
85 "modrdn(v2) has field newSuperior!\n",
87 send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR,
91 } else if ( conn->c_protocol == 0 ) {
93 /* The other side is talking v3 but did not Bind as v3
94 * so we accept this and set the connection record
98 conn->c_protocol = LDAP_VERSION3;
100 }/* else if ( conn->c_protocol == 0 ) */
103 if ( ber_scanf( op->o_ber, "a}", &newSuperior )
106 Debug( LDAP_DEBUG_ANY, "ber_scanf(\"a\"}) failed\n",
108 send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR, NULL,
112 }/* if ( ber_scanf( ber, "a}", &newSuperior ) == ... ) */
115 Debug( LDAP_DEBUG_ARGS, "do_modrdn: newSuperior=(%s)\n",
118 /* GET BACKEND FOR NEW SUPERIOR */
120 nnewSuperior = strdup( newSuperior );
121 dn_normalize_case( nnewSuperior );
123 if ( (newSuperior_be = select_backend( nnewSuperior ))
126 /* We do not have a backend for newSuperior so we send
128 * XXX: We may need to do something else here, not sure
133 Debug( LDAP_DEBUG_ARGS,
134 "do_modrdn: cant find backend for=(%s)\n",
140 free( nnewSuperior );
141 send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
147 }/* if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR )*/
149 dn_normalize_case( ndn );
151 Statslog( LDAP_DEBUG_STATS, "conn=%d op=%d MODRDN dn=\"%s\"\n",
152 conn->c_connid, op->o_opid, ndn, 0, 0 );
155 * We could be serving multiple database backends. Select the
156 * appropriate one, or send a referral to our "referral server"
157 * if we don't hold it.
160 if ( (be = select_backend( ndn )) == NULL ) {
164 free( nnewSuperior );
165 send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
170 /* Make sure that the entry being changed and the newSuperior are in
171 * the same backend, otherwise we return an error.
174 if ( (newSuperior_be != NULL) && ( be != newSuperior_be) ) {
176 Debug( LDAP_DEBUG_ANY, "dn=(%s), newSuperior=(%s)\n", ndn,
182 free( nnewSuperior );
184 send_ldap_result( conn, op, LDAP_AFFECTS_MULTIPLE_DSAS,
189 }/* if ( (newSuperior_be != NULL) && ( be != newSuperior_be) ) */
192 /* alias suffix if approp */
193 ndn = suffixAlias( ndn, op, be );
196 * do the add if 1 && (2 || 3)
197 * 1) there is an add function implemented in this backend;
198 * 2) this backend is master for what it holds;
199 * 3) it's a replica and the dn supplied is the update_ndn.
201 if ( be->be_modrdn ) {
202 /* do the update here */
203 if ( be->be_update_ndn == NULL ||
204 strcmp( be->be_update_ndn, op->o_ndn ) == 0 )
206 if ( (*be->be_modrdn)( be, conn, op, ndn, newrdn,
207 deloldrdn, newSuperior ) == 0 ) {
208 /* XXX: MAY NEEED TO ADD newSuperior HERE */
209 replog( be, LDAP_REQ_MODRDN, ndn, newrdn,
213 send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
217 send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM, NULL,
218 "Function not implemented" );
224 free( nnewSuperior );